reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1 | /* |
epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 2 | * Copyright 2008 The Android Open Source Project |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 3 | * |
epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 6 | */ |
| 7 | |
bungeman | d3ebb48 | 2015-08-05 13:57:49 -0700 | [diff] [blame] | 8 | #include "SkBitmapDevice.h" |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 9 | #include "SkCanvas.h" |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 10 | #include "SkCanvasPriv.h" |
bungeman | d3ebb48 | 2015-08-05 13:57:49 -0700 | [diff] [blame] | 11 | #include "SkClipStack.h" |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 12 | #include "SkColorFilter.h" |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 13 | #include "SkDraw.h" |
reed | 3cb3840 | 2015-02-06 08:36:15 -0800 | [diff] [blame] | 14 | #include "SkDrawable.h" |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 15 | #include "SkDrawFilter.h" |
| 16 | #include "SkDrawLooper.h" |
joshualitt | 5f5a8d7 | 2015-02-25 14:09:45 -0800 | [diff] [blame] | 17 | #include "SkErrorInternals.h" |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 18 | #include "SkImage.h" |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 19 | #include "SkImage_Base.h" |
senorblanco | 900c367 | 2016-04-27 11:31:23 -0700 | [diff] [blame] | 20 | #include "SkImageFilter.h" |
| 21 | #include "SkImageFilterCache.h" |
msarett | c573a40 | 2016-08-02 08:05:56 -0700 | [diff] [blame] | 22 | #include "SkLatticeIter.h" |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 23 | #include "SkMatrixUtils.h" |
mike@reedtribe.org | 74bb77e | 2012-09-26 02:24:45 +0000 | [diff] [blame] | 24 | #include "SkMetaData.h" |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 25 | #include "SkPaintPriv.h" |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 26 | #include "SkPatchUtils.h" |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 27 | #include "SkPicture.h" |
reed@google.com | 0017708 | 2011-10-12 14:34:30 +0000 | [diff] [blame] | 28 | #include "SkRasterClip.h" |
reed | 96472de | 2014-12-10 09:53:42 -0800 | [diff] [blame] | 29 | #include "SkReadPixelsRec.h" |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 30 | #include "SkRRect.h" |
vjiaoblack | 904527d | 2016-08-09 09:32:09 -0700 | [diff] [blame] | 31 | #include "SkShadowPaintFilterCanvas.h" |
| 32 | #include "SkShadowShader.h" |
commit-bot@chromium.org | 79fbb40 | 2014-03-12 09:42:01 +0000 | [diff] [blame] | 33 | #include "SkSmallAllocator.h" |
robertphillips | 4418dba | 2016-03-07 12:45:14 -0800 | [diff] [blame] | 34 | #include "SkSpecialImage.h" |
reed@google.com | 97af1a6 | 2012-08-28 12:19:02 +0000 | [diff] [blame] | 35 | #include "SkSurface_Base.h" |
fmalita | 7ba7aa7 | 2014-08-29 09:46:36 -0700 | [diff] [blame] | 36 | #include "SkTextBlob.h" |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 37 | #include "SkTextFormatParams.h" |
reed@google.com | a076e9b | 2011-04-06 20:17:29 +0000 | [diff] [blame] | 38 | #include "SkTLazy.h" |
danakj | 8f757f5 | 2014-11-04 11:48:43 -0800 | [diff] [blame] | 39 | #include "SkTraceEvent.h" |
bungeman | d3ebb48 | 2015-08-05 13:57:49 -0700 | [diff] [blame] | 40 | |
| 41 | #include <new> |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 42 | |
commit-bot@chromium.org | 644629c | 2013-11-21 06:21:58 +0000 | [diff] [blame] | 43 | #if SK_SUPPORT_GPU |
robertphillips | 7354a4b | 2015-12-16 05:08:27 -0800 | [diff] [blame] | 44 | #include "GrContext.h" |
commit-bot@chromium.org | 644629c | 2013-11-21 06:21:58 +0000 | [diff] [blame] | 45 | #include "GrRenderTarget.h" |
bsalomon | 614d8f9 | 2016-07-13 15:42:40 -0700 | [diff] [blame] | 46 | #include "SkGrPriv.h" |
commit-bot@chromium.org | 644629c | 2013-11-21 06:21:58 +0000 | [diff] [blame] | 47 | #endif |
| 48 | |
reed | e3b38ce | 2016-01-08 09:18:44 -0800 | [diff] [blame] | 49 | #define RETURN_ON_NULL(ptr) do { if (nullptr == (ptr)) return; } while (0) |
| 50 | |
reed | 2d1afab | 2016-06-29 14:33:11 -0700 | [diff] [blame] | 51 | //#define SK_SUPPORT_PRECHECK_CLIPRECT |
| 52 | |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 53 | /* |
| 54 | * Return true if the drawing this rect would hit every pixels in the canvas. |
| 55 | * |
| 56 | * Returns false if |
| 57 | * - rect does not contain the canvas' bounds |
| 58 | * - paint is not fill |
| 59 | * - paint would blur or otherwise change the coverage of the rect |
| 60 | */ |
| 61 | bool SkCanvas::wouldOverwriteEntireSurface(const SkRect* rect, const SkPaint* paint, |
| 62 | ShaderOverrideOpacity overrideOpacity) const { |
bungeman | 99fe822 | 2015-08-20 07:57:51 -0700 | [diff] [blame] | 63 | static_assert((int)SkPaintPriv::kNone_ShaderOverrideOpacity == |
| 64 | (int)kNone_ShaderOverrideOpacity, |
| 65 | "need_matching_enums0"); |
| 66 | static_assert((int)SkPaintPriv::kOpaque_ShaderOverrideOpacity == |
| 67 | (int)kOpaque_ShaderOverrideOpacity, |
| 68 | "need_matching_enums1"); |
| 69 | static_assert((int)SkPaintPriv::kNotOpaque_ShaderOverrideOpacity == |
| 70 | (int)kNotOpaque_ShaderOverrideOpacity, |
| 71 | "need_matching_enums2"); |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 72 | |
| 73 | const SkISize size = this->getBaseLayerSize(); |
| 74 | const SkRect bounds = SkRect::MakeIWH(size.width(), size.height()); |
| 75 | if (!this->getClipStack()->quickContains(bounds)) { |
| 76 | return false; |
| 77 | } |
| 78 | |
| 79 | if (rect) { |
halcanary | c5769b2 | 2016-08-10 07:13:21 -0700 | [diff] [blame^] | 80 | if (!this->getTotalMatrix().isScaleTranslate()) { |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 81 | return false; // conservative |
| 82 | } |
halcanary | c5769b2 | 2016-08-10 07:13:21 -0700 | [diff] [blame^] | 83 | |
| 84 | SkRect devRect; |
| 85 | this->getTotalMatrix().mapRectScaleTranslate(&devRect, *rect); |
| 86 | if (!devRect.contains(bounds)) { |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 87 | return false; |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | if (paint) { |
| 92 | SkPaint::Style paintStyle = paint->getStyle(); |
| 93 | if (!(paintStyle == SkPaint::kFill_Style || |
| 94 | paintStyle == SkPaint::kStrokeAndFill_Style)) { |
| 95 | return false; |
| 96 | } |
| 97 | if (paint->getMaskFilter() || paint->getLooper() |
| 98 | || paint->getPathEffect() || paint->getImageFilter()) { |
| 99 | return false; // conservative |
| 100 | } |
| 101 | } |
| 102 | return SkPaintPriv::Overwrites(paint, (SkPaintPriv::ShaderOverrideOpacity)overrideOpacity); |
| 103 | } |
| 104 | |
| 105 | /////////////////////////////////////////////////////////////////////////////////////////////////// |
| 106 | |
reed | d990e2f | 2014-12-22 11:58:30 -0800 | [diff] [blame] | 107 | static bool gIgnoreSaveLayerBounds; |
| 108 | void SkCanvas::Internal_Private_SetIgnoreSaveLayerBounds(bool ignore) { |
| 109 | gIgnoreSaveLayerBounds = ignore; |
| 110 | } |
| 111 | bool SkCanvas::Internal_Private_GetIgnoreSaveLayerBounds() { |
| 112 | return gIgnoreSaveLayerBounds; |
| 113 | } |
| 114 | |
reed | 0acf1b4 | 2014-12-22 16:12:38 -0800 | [diff] [blame] | 115 | static bool gTreatSpriteAsBitmap; |
| 116 | void SkCanvas::Internal_Private_SetTreatSpriteAsBitmap(bool spriteAsBitmap) { |
| 117 | gTreatSpriteAsBitmap = spriteAsBitmap; |
| 118 | } |
| 119 | bool SkCanvas::Internal_Private_GetTreatSpriteAsBitmap() { |
| 120 | return gTreatSpriteAsBitmap; |
| 121 | } |
| 122 | |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 123 | // experimental for faster tiled drawing... |
| 124 | //#define SK_ENABLE_CLIP_QUICKREJECT |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 125 | //#define SK_TRACE_SAVERESTORE |
| 126 | |
| 127 | #ifdef SK_TRACE_SAVERESTORE |
| 128 | static int gLayerCounter; |
| 129 | static void inc_layer() { ++gLayerCounter; printf("----- inc layer %d\n", gLayerCounter); } |
| 130 | static void dec_layer() { --gLayerCounter; printf("----- dec layer %d\n", gLayerCounter); } |
| 131 | |
| 132 | static int gRecCounter; |
| 133 | static void inc_rec() { ++gRecCounter; printf("----- inc rec %d\n", gRecCounter); } |
| 134 | static void dec_rec() { --gRecCounter; printf("----- dec rec %d\n", gRecCounter); } |
| 135 | |
| 136 | static int gCanvasCounter; |
| 137 | static void inc_canvas() { ++gCanvasCounter; printf("----- inc canvas %d\n", gCanvasCounter); } |
| 138 | static void dec_canvas() { --gCanvasCounter; printf("----- dec canvas %d\n", gCanvasCounter); } |
| 139 | #else |
| 140 | #define inc_layer() |
| 141 | #define dec_layer() |
| 142 | #define inc_rec() |
| 143 | #define dec_rec() |
| 144 | #define inc_canvas() |
| 145 | #define dec_canvas() |
| 146 | #endif |
| 147 | |
mike@reedtribe.org | 2c8fc5a | 2011-04-10 00:35:29 +0000 | [diff] [blame] | 148 | typedef SkTLazy<SkPaint> SkLazyPaint; |
| 149 | |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 150 | void SkCanvas::predrawNotify(bool willOverwritesEntireSurface) { |
reed@google.com | 97af1a6 | 2012-08-28 12:19:02 +0000 | [diff] [blame] | 151 | if (fSurfaceBase) { |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 152 | fSurfaceBase->aboutToDraw(willOverwritesEntireSurface |
| 153 | ? SkSurface::kDiscard_ContentChangeMode |
| 154 | : SkSurface::kRetain_ContentChangeMode); |
| 155 | } |
| 156 | } |
| 157 | |
| 158 | void SkCanvas::predrawNotify(const SkRect* rect, const SkPaint* paint, |
| 159 | ShaderOverrideOpacity overrideOpacity) { |
| 160 | if (fSurfaceBase) { |
| 161 | SkSurface::ContentChangeMode mode = SkSurface::kRetain_ContentChangeMode; |
| 162 | // Since willOverwriteAllPixels() may not be complete free to call, we only do so if |
| 163 | // there is an outstanding snapshot, since w/o that, there will be no copy-on-write |
| 164 | // and therefore we don't care which mode we're in. |
| 165 | // |
| 166 | if (fSurfaceBase->outstandingImageSnapshot()) { |
| 167 | if (this->wouldOverwriteEntireSurface(rect, paint, overrideOpacity)) { |
| 168 | mode = SkSurface::kDiscard_ContentChangeMode; |
| 169 | } |
| 170 | } |
| 171 | fSurfaceBase->aboutToDraw(mode); |
reed@google.com | 97af1a6 | 2012-08-28 12:19:02 +0000 | [diff] [blame] | 172 | } |
| 173 | } |
| 174 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 175 | /////////////////////////////////////////////////////////////////////////////// |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 176 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 177 | static uint32_t filter_paint_flags(const SkSurfaceProps& props, uint32_t flags) { |
| 178 | const uint32_t propFlags = props.flags(); |
| 179 | if (propFlags & SkSurfaceProps::kDisallowDither_Flag) { |
| 180 | flags &= ~SkPaint::kDither_Flag; |
| 181 | } |
| 182 | if (propFlags & SkSurfaceProps::kDisallowAntiAlias_Flag) { |
| 183 | flags &= ~SkPaint::kAntiAlias_Flag; |
| 184 | } |
| 185 | return flags; |
| 186 | } |
| 187 | |
| 188 | /////////////////////////////////////////////////////////////////////////////// |
| 189 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 190 | /* This is the record we keep for each SkBaseDevice that the user installs. |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 191 | The clip/matrix/proc are fields that reflect the top of the save/restore |
| 192 | stack. Whenever the canvas changes, it marks a dirty flag, and then before |
| 193 | these are used (assuming we're not on a layer) we rebuild these cache |
| 194 | values: they reflect the top of the save stack, but translated and clipped |
| 195 | by the device's XY offset and bitmap-bounds. |
| 196 | */ |
| 197 | struct DeviceCM { |
| 198 | DeviceCM* fNext; |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 199 | SkBaseDevice* fDevice; |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 200 | SkRasterClip fClip; |
reed@google.com | 6f8f292 | 2011-03-04 22:27:10 +0000 | [diff] [blame] | 201 | SkPaint* fPaint; // may be null (in the future) |
reed | 61f501f | 2015-04-29 08:34:00 -0700 | [diff] [blame] | 202 | const SkMatrix* fMatrix; |
| 203 | SkMatrix fMatrixStorage; |
reed | 8c30a81 | 2016-04-20 16:36:51 -0700 | [diff] [blame] | 204 | SkMatrix fStashedMatrix; // original CTM; used by imagefilter in saveLayer |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 205 | |
reed | 96e657d | 2015-03-10 17:30:07 -0700 | [diff] [blame] | 206 | DeviceCM(SkBaseDevice* device, const SkPaint* paint, SkCanvas* canvas, |
reed | 7503d60 | 2016-07-15 14:23:29 -0700 | [diff] [blame] | 207 | bool conservativeRasterClip, const SkMatrix& stashed) |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 208 | : fNext(nullptr) |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 209 | , fClip(conservativeRasterClip) |
reed | 8c30a81 | 2016-04-20 16:36:51 -0700 | [diff] [blame] | 210 | , fStashedMatrix(stashed) |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 211 | { |
reed | 2c9e200 | 2016-07-25 08:05:22 -0700 | [diff] [blame] | 212 | SkSafeRef(device); |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 213 | fDevice = device; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 214 | fPaint = paint ? new SkPaint(*paint) : nullptr; |
bungeman@google.com | 88edf1e | 2011-08-08 19:41:56 +0000 | [diff] [blame] | 215 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 216 | |
bungeman@google.com | 88edf1e | 2011-08-08 19:41:56 +0000 | [diff] [blame] | 217 | ~DeviceCM() { |
reed | 2c9e200 | 2016-07-25 08:05:22 -0700 | [diff] [blame] | 218 | SkSafeUnref(fDevice); |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 219 | delete fPaint; |
bungeman@google.com | 88edf1e | 2011-08-08 19:41:56 +0000 | [diff] [blame] | 220 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 221 | |
mtklein | feaadee | 2015-04-08 11:25:48 -0700 | [diff] [blame] | 222 | void reset(const SkIRect& bounds) { |
| 223 | SkASSERT(!fPaint); |
| 224 | SkASSERT(!fNext); |
| 225 | SkASSERT(fDevice); |
| 226 | fClip.setRect(bounds); |
| 227 | } |
| 228 | |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 229 | void updateMC(const SkMatrix& totalMatrix, const SkRasterClip& totalClip, |
| 230 | const SkClipStack& clipStack, SkRasterClip* updateClip) { |
reed@google.com | 6f8f292 | 2011-03-04 22:27:10 +0000 | [diff] [blame] | 231 | int x = fDevice->getOrigin().x(); |
| 232 | int y = fDevice->getOrigin().y(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 233 | int width = fDevice->width(); |
| 234 | int height = fDevice->height(); |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 235 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 236 | if ((x | y) == 0) { |
| 237 | fMatrix = &totalMatrix; |
| 238 | fClip = totalClip; |
| 239 | } else { |
| 240 | fMatrixStorage = totalMatrix; |
| 241 | fMatrixStorage.postTranslate(SkIntToScalar(-x), |
| 242 | SkIntToScalar(-y)); |
| 243 | fMatrix = &fMatrixStorage; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 244 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 245 | totalClip.translate(-x, -y, &fClip); |
| 246 | } |
| 247 | |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 248 | fClip.op(SkIRect::MakeWH(width, height), SkRegion::kIntersect_Op); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 249 | |
| 250 | // intersect clip, but don't translate it (yet) |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 251 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 252 | if (updateClip) { |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 253 | updateClip->op(SkIRect::MakeXYWH(x, y, width, height), |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 254 | SkRegion::kDifference_Op); |
| 255 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 256 | |
robertphillips@google.com | 3fffb2e | 2012-10-09 22:30:18 +0000 | [diff] [blame] | 257 | fDevice->setMatrixClip(*fMatrix, fClip.forceGetBW(), clipStack); |
| 258 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 259 | #ifdef SK_DEBUG |
| 260 | if (!fClip.isEmpty()) { |
| 261 | SkIRect deviceR; |
| 262 | deviceR.set(0, 0, width, height); |
| 263 | SkASSERT(deviceR.contains(fClip.getBounds())); |
| 264 | } |
| 265 | #endif |
reed@android.com | f2b98d6 | 2010-12-20 18:26:13 +0000 | [diff] [blame] | 266 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 267 | }; |
| 268 | |
| 269 | /* This is the record we keep for each save/restore level in the stack. |
| 270 | Since a level optionally copies the matrix and/or stack, we have pointers |
| 271 | for these fields. If the value is copied for this level, the copy is |
| 272 | stored in the ...Storage field, and the pointer points to that. If the |
| 273 | value is not copied for this level, we ignore ...Storage, and just point |
| 274 | at the corresponding value in the previous level in the stack. |
| 275 | */ |
| 276 | class SkCanvas::MCRec { |
| 277 | public: |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 278 | SkDrawFilter* fFilter; // the current filter (or null) |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 279 | DeviceCM* fLayer; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 280 | /* If there are any layers in the stack, this points to the top-most |
| 281 | one that is at or below this level in the stack (so we know what |
| 282 | bitmap/device to draw into from this level. This value is NOT |
| 283 | reference counted, since the real owner is either our fLayer field, |
| 284 | or a previous one in a lower level.) |
| 285 | */ |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 286 | DeviceCM* fTopLayer; |
| 287 | SkRasterClip fRasterClip; |
| 288 | SkMatrix fMatrix; |
| 289 | int fDeferredSaveCount; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 290 | |
vjiaoblack | e5de130 | 2016-07-13 14:05:28 -0700 | [diff] [blame] | 291 | // This is the current cumulative depth (aggregate of all done translateZ calls) |
| 292 | SkScalar fCurDrawDepth; |
| 293 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 294 | MCRec(bool conservativeRasterClip) : fRasterClip(conservativeRasterClip) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 295 | fFilter = nullptr; |
| 296 | fLayer = nullptr; |
| 297 | fTopLayer = nullptr; |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 298 | fMatrix.reset(); |
| 299 | fDeferredSaveCount = 0; |
vjiaoblack | e5de130 | 2016-07-13 14:05:28 -0700 | [diff] [blame] | 300 | fCurDrawDepth = 0; |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 301 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 302 | // don't bother initializing fNext |
| 303 | inc_rec(); |
| 304 | } |
vjiaoblack | e5de130 | 2016-07-13 14:05:28 -0700 | [diff] [blame] | 305 | MCRec(const MCRec& prev) : fRasterClip(prev.fRasterClip), fMatrix(prev.fMatrix), |
| 306 | fCurDrawDepth(prev.fCurDrawDepth) { |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 307 | fFilter = SkSafeRef(prev.fFilter); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 308 | fLayer = nullptr; |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 309 | fTopLayer = prev.fTopLayer; |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 310 | fDeferredSaveCount = 0; |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 311 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 312 | // don't bother initializing fNext |
| 313 | inc_rec(); |
| 314 | } |
| 315 | ~MCRec() { |
reed@google.com | 82065d6 | 2011-02-07 15:30:46 +0000 | [diff] [blame] | 316 | SkSafeUnref(fFilter); |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 317 | delete fLayer; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 318 | dec_rec(); |
| 319 | } |
mtklein | feaadee | 2015-04-08 11:25:48 -0700 | [diff] [blame] | 320 | |
| 321 | void reset(const SkIRect& bounds) { |
| 322 | SkASSERT(fLayer); |
| 323 | SkASSERT(fDeferredSaveCount == 0); |
| 324 | |
| 325 | fMatrix.reset(); |
| 326 | fRasterClip.setRect(bounds); |
| 327 | fLayer->reset(bounds); |
| 328 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 329 | }; |
| 330 | |
| 331 | class SkDrawIter : public SkDraw { |
| 332 | public: |
tomhudson@google.com | 8a0b029 | 2011-09-13 14:41:06 +0000 | [diff] [blame] | 333 | SkDrawIter(SkCanvas* canvas, bool skipEmptyClips = true) { |
junov@google.com | 4370aed | 2012-01-18 16:21:08 +0000 | [diff] [blame] | 334 | canvas = canvas->canvasForDrawIter(); |
tomhudson@google.com | 8a0b029 | 2011-09-13 14:41:06 +0000 | [diff] [blame] | 335 | fCanvas = canvas; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 336 | canvas->updateDeviceCMCache(); |
| 337 | |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 338 | fClipStack = canvas->fClipStack; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 339 | fCurrLayer = canvas->fMCRec->fTopLayer; |
tomhudson@google.com | 8a0b029 | 2011-09-13 14:41:06 +0000 | [diff] [blame] | 340 | fSkipEmptyClips = skipEmptyClips; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 341 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 342 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 343 | bool next() { |
| 344 | // skip over recs with empty clips |
| 345 | if (fSkipEmptyClips) { |
| 346 | while (fCurrLayer && fCurrLayer->fClip.isEmpty()) { |
| 347 | fCurrLayer = fCurrLayer->fNext; |
| 348 | } |
| 349 | } |
| 350 | |
reed@google.com | f68c5e2 | 2012-02-24 16:38:58 +0000 | [diff] [blame] | 351 | const DeviceCM* rec = fCurrLayer; |
| 352 | if (rec && rec->fDevice) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 353 | |
| 354 | fMatrix = rec->fMatrix; |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 355 | fRC = &rec->fClip; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 356 | fDevice = rec->fDevice; |
reed | 41e010c | 2015-06-09 12:16:53 -0700 | [diff] [blame] | 357 | if (!fDevice->accessPixels(&fDst)) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 358 | fDst.reset(fDevice->imageInfo(), nullptr, 0); |
reed | 41e010c | 2015-06-09 12:16:53 -0700 | [diff] [blame] | 359 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 360 | fPaint = rec->fPaint; |
reed@android.com | f2b98d6 | 2010-12-20 18:26:13 +0000 | [diff] [blame] | 361 | SkDEBUGCODE(this->validate();) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 362 | |
| 363 | fCurrLayer = rec->fNext; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 364 | // fCurrLayer may be nullptr now |
reed@android.com | 199f108 | 2009-06-10 02:12:47 +0000 | [diff] [blame] | 365 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 366 | return true; |
| 367 | } |
| 368 | return false; |
| 369 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 370 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 371 | SkBaseDevice* getDevice() const { return fDevice; } |
reed | 1e7f5e7 | 2016-04-27 07:49:17 -0700 | [diff] [blame] | 372 | const SkRasterClip& getClip() const { return *fRC; } |
reed@google.com | 6f8f292 | 2011-03-04 22:27:10 +0000 | [diff] [blame] | 373 | int getX() const { return fDevice->getOrigin().x(); } |
| 374 | int getY() const { return fDevice->getOrigin().y(); } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 375 | const SkMatrix& getMatrix() const { return *fMatrix; } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 376 | const SkPaint* getPaint() const { return fPaint; } |
reed@google.com | 6f8f292 | 2011-03-04 22:27:10 +0000 | [diff] [blame] | 377 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 378 | private: |
| 379 | SkCanvas* fCanvas; |
| 380 | const DeviceCM* fCurrLayer; |
| 381 | const SkPaint* fPaint; // May be null. |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 382 | SkBool8 fSkipEmptyClips; |
| 383 | |
| 384 | typedef SkDraw INHERITED; |
| 385 | }; |
| 386 | |
| 387 | ///////////////////////////////////////////////////////////////////////////// |
| 388 | |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 389 | static SkPaint* set_if_needed(SkLazyPaint* lazy, const SkPaint& orig) { |
| 390 | return lazy->isValid() ? lazy->get() : lazy->set(orig); |
| 391 | } |
| 392 | |
| 393 | /** |
| 394 | * If the paint has an imagefilter, but it can be simplified to just a colorfilter, return that |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 395 | * colorfilter, else return nullptr. |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 396 | */ |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 397 | static sk_sp<SkColorFilter> image_to_color_filter(const SkPaint& paint) { |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 398 | SkImageFilter* imgf = paint.getImageFilter(); |
| 399 | if (!imgf) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 400 | return nullptr; |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 401 | } |
| 402 | |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 403 | SkColorFilter* imgCFPtr; |
| 404 | if (!imgf->asAColorFilter(&imgCFPtr)) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 405 | return nullptr; |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 406 | } |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 407 | sk_sp<SkColorFilter> imgCF(imgCFPtr); |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 408 | |
| 409 | SkColorFilter* paintCF = paint.getColorFilter(); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 410 | if (nullptr == paintCF) { |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 411 | // there is no existing paint colorfilter, so we can just return the imagefilter's |
| 412 | return imgCF; |
| 413 | } |
| 414 | |
| 415 | // The paint has both a colorfilter(paintCF) and an imagefilter-which-is-a-colorfilter(imgCF) |
| 416 | // and we need to combine them into a single colorfilter. |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 417 | return SkColorFilter::MakeComposeFilter(std::move(imgCF), sk_ref_sp(paintCF)); |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 418 | } |
| 419 | |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 420 | /** |
| 421 | * There are many bounds in skia. A circle's bounds is just its center extended by its radius. |
| 422 | * However, if we stroke a circle, then the "bounds" of that is larger, since it will now draw |
| 423 | * outside of its raw-bounds by 1/2 the stroke width. SkPaint has lots of optional |
| 424 | * effects/attributes that can modify the effective bounds of a given primitive -- maskfilters, |
| 425 | * patheffects, stroking, etc. This function takes a raw bounds and a paint, and returns the |
| 426 | * conservative "effective" bounds based on the settings in the paint... with one exception. This |
| 427 | * function does *not* look at the imagefilter, which can also modify the effective bounds. It is |
| 428 | * deliberately ignored. |
| 429 | */ |
| 430 | static const SkRect& apply_paint_to_bounds_sans_imagefilter(const SkPaint& paint, |
| 431 | const SkRect& rawBounds, |
| 432 | SkRect* storage) { |
| 433 | SkPaint tmpUnfiltered(paint); |
| 434 | tmpUnfiltered.setImageFilter(nullptr); |
| 435 | if (tmpUnfiltered.canComputeFastBounds()) { |
| 436 | return tmpUnfiltered.computeFastBounds(rawBounds, storage); |
| 437 | } else { |
| 438 | return rawBounds; |
| 439 | } |
| 440 | } |
| 441 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 442 | class AutoDrawLooper { |
| 443 | public: |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 444 | // "rawBounds" is the original bounds of the primitive about to be drawn, unmodified by the |
| 445 | // paint. It's used to determine the size of the offscreen layer for filters. |
| 446 | // If null, the clip will be used instead. |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 447 | AutoDrawLooper(SkCanvas* canvas, const SkSurfaceProps& props, const SkPaint& paint, |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 448 | bool skipLayerForImageFilter = false, |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 449 | const SkRect* rawBounds = nullptr) : fOrigPaint(paint) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 450 | fCanvas = canvas; |
fmalita | 53d9f1c | 2016-01-25 06:23:54 -0800 | [diff] [blame] | 451 | #ifdef SK_SUPPORT_LEGACY_DRAWFILTER |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 452 | fFilter = canvas->getDrawFilter(); |
fmalita | 7765000 | 2016-01-21 18:47:11 -0800 | [diff] [blame] | 453 | #else |
| 454 | fFilter = nullptr; |
| 455 | #endif |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 456 | fPaint = &fOrigPaint; |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 457 | fSaveCount = canvas->getSaveCount(); |
reed | 5c476fb | 2015-04-20 08:04:21 -0700 | [diff] [blame] | 458 | fTempLayerForImageFilter = false; |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 459 | fDone = false; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 460 | |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 461 | auto simplifiedCF = image_to_color_filter(fOrigPaint); |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 462 | if (simplifiedCF) { |
| 463 | SkPaint* paint = set_if_needed(&fLazyPaintInit, fOrigPaint); |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 464 | paint->setColorFilter(std::move(simplifiedCF)); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 465 | paint->setImageFilter(nullptr); |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 466 | fPaint = paint; |
| 467 | } |
| 468 | |
| 469 | if (!skipLayerForImageFilter && fPaint->getImageFilter()) { |
reed | 5c476fb | 2015-04-20 08:04:21 -0700 | [diff] [blame] | 470 | /** |
| 471 | * We implement ImageFilters for a given draw by creating a layer, then applying the |
| 472 | * imagefilter to the pixels of that layer (its backing surface/image), and then |
| 473 | * we call restore() to xfer that layer to the main canvas. |
| 474 | * |
| 475 | * 1. SaveLayer (with a paint containing the current imagefilter and xfermode) |
| 476 | * 2. Generate the src pixels: |
| 477 | * Remove the imagefilter and the xfermode from the paint that we (AutoDrawLooper) |
| 478 | * return (fPaint). We then draw the primitive (using srcover) into a cleared |
| 479 | * buffer/surface. |
| 480 | * 3. Restore the layer created in #1 |
| 481 | * The imagefilter is passed the buffer/surface from the layer (now filled with the |
| 482 | * src pixels of the primitive). It returns a new "filtered" buffer, which we |
| 483 | * draw onto the previous layer using the xfermode from the original paint. |
| 484 | */ |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 485 | SkPaint tmp; |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 486 | tmp.setImageFilter(fPaint->getImageFilter()); |
reed | cfb6bdf | 2016-03-29 11:32:50 -0700 | [diff] [blame] | 487 | tmp.setXfermode(sk_ref_sp(fPaint->getXfermode())); |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 488 | SkRect storage; |
| 489 | if (rawBounds) { |
| 490 | // Make rawBounds include all paint outsets except for those due to image filters. |
| 491 | rawBounds = &apply_paint_to_bounds_sans_imagefilter(*fPaint, *rawBounds, &storage); |
| 492 | } |
reed | bfd5f17 | 2016-01-07 11:28:08 -0800 | [diff] [blame] | 493 | (void)canvas->internalSaveLayer(SkCanvas::SaveLayerRec(rawBounds, &tmp), |
reed | 76033be | 2015-03-14 10:54:31 -0700 | [diff] [blame] | 494 | SkCanvas::kFullLayer_SaveLayerStrategy); |
reed | 5c476fb | 2015-04-20 08:04:21 -0700 | [diff] [blame] | 495 | fTempLayerForImageFilter = true; |
| 496 | // we remove the imagefilter/xfermode inside doNext() |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 497 | } |
| 498 | |
commit-bot@chromium.org | 79fbb40 | 2014-03-12 09:42:01 +0000 | [diff] [blame] | 499 | if (SkDrawLooper* looper = paint.getLooper()) { |
| 500 | void* buffer = fLooperContextAllocator.reserveT<SkDrawLooper::Context>( |
| 501 | looper->contextSize()); |
| 502 | fLooperContext = looper->createContext(canvas, buffer); |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 503 | fIsSimple = false; |
| 504 | } else { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 505 | fLooperContext = nullptr; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 506 | // can we be marked as simple? |
reed | 5c476fb | 2015-04-20 08:04:21 -0700 | [diff] [blame] | 507 | fIsSimple = !fFilter && !fTempLayerForImageFilter; |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 508 | } |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 509 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 510 | uint32_t oldFlags = paint.getFlags(); |
| 511 | fNewPaintFlags = filter_paint_flags(props, oldFlags); |
| 512 | if (fIsSimple && (fNewPaintFlags != oldFlags)) { |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 513 | SkPaint* paint = set_if_needed(&fLazyPaintInit, fOrigPaint); |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 514 | paint->setFlags(fNewPaintFlags); |
| 515 | fPaint = paint; |
| 516 | // if we're not simple, doNext() will take care of calling setFlags() |
| 517 | } |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 518 | } |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 519 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 520 | ~AutoDrawLooper() { |
reed | 5c476fb | 2015-04-20 08:04:21 -0700 | [diff] [blame] | 521 | if (fTempLayerForImageFilter) { |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 522 | fCanvas->internalRestore(); |
| 523 | } |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 524 | SkASSERT(fCanvas->getSaveCount() == fSaveCount); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 525 | } |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 526 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 527 | const SkPaint& paint() const { |
| 528 | SkASSERT(fPaint); |
| 529 | return *fPaint; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 530 | } |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 531 | |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 532 | bool next(SkDrawFilter::Type drawType) { |
| 533 | if (fDone) { |
| 534 | return false; |
| 535 | } else if (fIsSimple) { |
| 536 | fDone = true; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 537 | return !fPaint->nothingToDraw(); |
| 538 | } else { |
| 539 | return this->doNext(drawType); |
| 540 | } |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 541 | } |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 542 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 543 | private: |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 544 | SkLazyPaint fLazyPaintInit; // base paint storage in case we need to modify it |
| 545 | SkLazyPaint fLazyPaintPerLooper; // per-draw-looper storage, so the looper can modify it |
mike@reedtribe.org | 2c8fc5a | 2011-04-10 00:35:29 +0000 | [diff] [blame] | 546 | SkCanvas* fCanvas; |
| 547 | const SkPaint& fOrigPaint; |
mike@reedtribe.org | 2c8fc5a | 2011-04-10 00:35:29 +0000 | [diff] [blame] | 548 | SkDrawFilter* fFilter; |
| 549 | const SkPaint* fPaint; |
| 550 | int fSaveCount; |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 551 | uint32_t fNewPaintFlags; |
reed | 5c476fb | 2015-04-20 08:04:21 -0700 | [diff] [blame] | 552 | bool fTempLayerForImageFilter; |
mike@reedtribe.org | 2c8fc5a | 2011-04-10 00:35:29 +0000 | [diff] [blame] | 553 | bool fDone; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 554 | bool fIsSimple; |
commit-bot@chromium.org | 79fbb40 | 2014-03-12 09:42:01 +0000 | [diff] [blame] | 555 | SkDrawLooper::Context* fLooperContext; |
| 556 | SkSmallAllocator<1, 32> fLooperContextAllocator; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 557 | |
| 558 | bool doNext(SkDrawFilter::Type drawType); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 559 | }; |
| 560 | |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 561 | bool AutoDrawLooper::doNext(SkDrawFilter::Type drawType) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 562 | fPaint = nullptr; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 563 | SkASSERT(!fIsSimple); |
reed | 5c476fb | 2015-04-20 08:04:21 -0700 | [diff] [blame] | 564 | SkASSERT(fLooperContext || fFilter || fTempLayerForImageFilter); |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 565 | |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 566 | SkPaint* paint = fLazyPaintPerLooper.set(fLazyPaintInit.isValid() ? |
| 567 | *fLazyPaintInit.get() : fOrigPaint); |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 568 | paint->setFlags(fNewPaintFlags); |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 569 | |
reed | 5c476fb | 2015-04-20 08:04:21 -0700 | [diff] [blame] | 570 | if (fTempLayerForImageFilter) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 571 | paint->setImageFilter(nullptr); |
| 572 | paint->setXfermode(nullptr); |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 573 | } |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 574 | |
commit-bot@chromium.org | 79fbb40 | 2014-03-12 09:42:01 +0000 | [diff] [blame] | 575 | if (fLooperContext && !fLooperContext->next(fCanvas, paint)) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 576 | fDone = true; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 577 | return false; |
| 578 | } |
| 579 | if (fFilter) { |
reed@google.com | 971aca7 | 2012-11-26 20:26:54 +0000 | [diff] [blame] | 580 | if (!fFilter->filter(paint, drawType)) { |
| 581 | fDone = true; |
| 582 | return false; |
| 583 | } |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 584 | if (nullptr == fLooperContext) { |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 585 | // no looper means we only draw once |
| 586 | fDone = true; |
| 587 | } |
| 588 | } |
| 589 | fPaint = paint; |
| 590 | |
| 591 | // if we only came in here for the imagefilter, mark us as done |
commit-bot@chromium.org | 79fbb40 | 2014-03-12 09:42:01 +0000 | [diff] [blame] | 592 | if (!fLooperContext && !fFilter) { |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 593 | fDone = true; |
reed@google.com | 632e1a2 | 2011-10-06 12:37:00 +0000 | [diff] [blame] | 594 | } |
| 595 | |
| 596 | // call this after any possible paint modifiers |
| 597 | if (fPaint->nothingToDraw()) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 598 | fPaint = nullptr; |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 599 | return false; |
| 600 | } |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 601 | return true; |
| 602 | } |
| 603 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 604 | ////////// macros to place around the internal draw calls ////////////////// |
| 605 | |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 606 | #define LOOPER_BEGIN_DRAWBITMAP(paint, skipLayerForFilter, bounds) \ |
| 607 | this->predrawNotify(); \ |
| 608 | AutoDrawLooper looper(this, fProps, paint, skipLayerForFilter, bounds); \ |
| 609 | while (looper.next(SkDrawFilter::kBitmap_Type)) { \ |
| 610 | SkDrawIter iter(this); |
| 611 | |
| 612 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 613 | #define LOOPER_BEGIN_DRAWDEVICE(paint, type) \ |
reed@google.com | 97af1a6 | 2012-08-28 12:19:02 +0000 | [diff] [blame] | 614 | this->predrawNotify(); \ |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 615 | AutoDrawLooper looper(this, fProps, paint, true); \ |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 616 | while (looper.next(type)) { \ |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 617 | SkDrawIter iter(this); |
| 618 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 619 | #define LOOPER_BEGIN(paint, type, bounds) \ |
reed@google.com | 97af1a6 | 2012-08-28 12:19:02 +0000 | [diff] [blame] | 620 | this->predrawNotify(); \ |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 621 | AutoDrawLooper looper(this, fProps, paint, false, bounds); \ |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 622 | while (looper.next(type)) { \ |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 623 | SkDrawIter iter(this); |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 624 | |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 625 | #define LOOPER_BEGIN_CHECK_COMPLETE_OVERWRITE(paint, type, bounds, auxOpaque) \ |
| 626 | this->predrawNotify(bounds, &paint, auxOpaque); \ |
| 627 | AutoDrawLooper looper(this, fProps, paint, false, bounds); \ |
| 628 | while (looper.next(type)) { \ |
| 629 | SkDrawIter iter(this); |
| 630 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 631 | #define LOOPER_END } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 632 | |
| 633 | //////////////////////////////////////////////////////////////////////////// |
| 634 | |
mtklein | feaadee | 2015-04-08 11:25:48 -0700 | [diff] [blame] | 635 | void SkCanvas::resetForNextPicture(const SkIRect& bounds) { |
| 636 | this->restoreToCount(1); |
| 637 | fCachedLocalClipBounds.setEmpty(); |
| 638 | fCachedLocalClipBoundsDirty = true; |
| 639 | fClipStack->reset(); |
| 640 | fMCRec->reset(bounds); |
| 641 | |
| 642 | // We're peering through a lot of structs here. Only at this scope do we |
| 643 | // know that the device is an SkBitmapDevice (really an SkNoPixelsBitmapDevice). |
| 644 | static_cast<SkBitmapDevice*>(fMCRec->fLayer->fDevice)->setNewSize(bounds.size()); |
| 645 | } |
| 646 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 647 | SkBaseDevice* SkCanvas::init(SkBaseDevice* device, InitFlags flags) { |
reed | 42b73eb | 2015-11-20 13:42:42 -0800 | [diff] [blame] | 648 | if (device && device->forceConservativeRasterClip()) { |
| 649 | flags = InitFlags(flags | kConservativeRasterClip_InitFlag); |
| 650 | } |
| 651 | // Since init() is only called once by our constructors, it is safe to perform this |
| 652 | // const-cast. |
| 653 | *const_cast<bool*>(&fConservativeRasterClip) = SkToBool(flags & kConservativeRasterClip_InitFlag); |
| 654 | |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 655 | fCachedLocalClipBounds.setEmpty(); |
| 656 | fCachedLocalClipBoundsDirty = true; |
caryclark@google.com | 8f0a7b8 | 2012-11-07 14:54:49 +0000 | [diff] [blame] | 657 | fAllowSoftClip = true; |
caryclark@google.com | 45a75fb | 2013-04-25 13:34:40 +0000 | [diff] [blame] | 658 | fAllowSimplifyClip = false; |
reed | f92c866 | 2014-08-18 08:02:43 -0700 | [diff] [blame] | 659 | fDeviceCMDirty = true; |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 660 | fSaveCount = 1; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 661 | fMetaData = nullptr; |
vjiaoblack | 95302da | 2016-07-21 10:25:54 -0700 | [diff] [blame] | 662 | #ifdef SK_EXPERIMENTAL_SHADOWING |
| 663 | fLights = nullptr; |
| 664 | #endif |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 665 | |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 666 | fClipStack.reset(new SkClipStack); |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 667 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 668 | fMCRec = (MCRec*)fMCStack.push_back(); |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 669 | new (fMCRec) MCRec(fConservativeRasterClip); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 670 | |
reed | a499f90 | 2015-05-01 09:34:31 -0700 | [diff] [blame] | 671 | SkASSERT(sizeof(DeviceCM) <= sizeof(fDeviceCMStorage)); |
| 672 | fMCRec->fLayer = (DeviceCM*)fDeviceCMStorage; |
reed | 7503d60 | 2016-07-15 14:23:29 -0700 | [diff] [blame] | 673 | new (fDeviceCMStorage) DeviceCM(nullptr, nullptr, nullptr, fConservativeRasterClip, |
reed | 8c30a81 | 2016-04-20 16:36:51 -0700 | [diff] [blame] | 674 | fMCRec->fMatrix); |
reed | b679ca8 | 2015-04-07 04:40:48 -0700 | [diff] [blame] | 675 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 676 | fMCRec->fTopLayer = fMCRec->fLayer; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 677 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 678 | fSurfaceBase = nullptr; |
reed@android.com | f2b98d6 | 2010-12-20 18:26:13 +0000 | [diff] [blame] | 679 | |
reed | f92c866 | 2014-08-18 08:02:43 -0700 | [diff] [blame] | 680 | if (device) { |
robertphillips | efbffed | 2015-06-22 12:06:08 -0700 | [diff] [blame] | 681 | // The root device and the canvas should always have the same pixel geometry |
| 682 | SkASSERT(fProps.pixelGeometry() == device->surfaceProps().pixelGeometry()); |
reed | f92c866 | 2014-08-18 08:02:43 -0700 | [diff] [blame] | 683 | fMCRec->fLayer->fDevice = SkRef(device); |
reed | 78e2768 | 2014-11-19 08:04:34 -0800 | [diff] [blame] | 684 | fMCRec->fRasterClip.setRect(device->getGlobalBounds()); |
reed | f92c866 | 2014-08-18 08:02:43 -0700 | [diff] [blame] | 685 | } |
| 686 | return device; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 687 | } |
| 688 | |
reed@google.com | cde9211 | 2011-07-06 20:00:52 +0000 | [diff] [blame] | 689 | SkCanvas::SkCanvas() |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 690 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 691 | , fProps(SkSurfaceProps::kLegacyFontHost_InitType) |
reed | 42b73eb | 2015-11-20 13:42:42 -0800 | [diff] [blame] | 692 | , fConservativeRasterClip(false) |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 693 | { |
vandebo@chromium.org | 8d84fac | 2010-10-13 22:13:05 +0000 | [diff] [blame] | 694 | inc_canvas(); |
skia.committer@gmail.com | ba12448 | 2014-02-01 03:01:57 +0000 | [diff] [blame] | 695 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 696 | this->init(nullptr, kDefault_InitFlags); |
vandebo@chromium.org | 8d84fac | 2010-10-13 22:13:05 +0000 | [diff] [blame] | 697 | } |
| 698 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 699 | static SkBitmap make_nopixels(int width, int height) { |
| 700 | SkBitmap bitmap; |
| 701 | bitmap.setInfo(SkImageInfo::MakeUnknown(width, height)); |
| 702 | return bitmap; |
| 703 | } |
| 704 | |
| 705 | class SkNoPixelsBitmapDevice : public SkBitmapDevice { |
| 706 | public: |
robertphillips | fcf7829 | 2015-06-19 11:49:52 -0700 | [diff] [blame] | 707 | SkNoPixelsBitmapDevice(const SkIRect& bounds, const SkSurfaceProps& surfaceProps) |
| 708 | : INHERITED(make_nopixels(bounds.width(), bounds.height()), surfaceProps) |
reed | 78e2768 | 2014-11-19 08:04:34 -0800 | [diff] [blame] | 709 | { |
| 710 | this->setOrigin(bounds.x(), bounds.y()); |
| 711 | } |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 712 | |
| 713 | private: |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 714 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 715 | typedef SkBitmapDevice INHERITED; |
| 716 | }; |
| 717 | |
reed | 96a857e | 2015-01-25 10:33:58 -0800 | [diff] [blame] | 718 | SkCanvas::SkCanvas(int width, int height, const SkSurfaceProps* props) |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 719 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
reed | 96a857e | 2015-01-25 10:33:58 -0800 | [diff] [blame] | 720 | , fProps(SkSurfacePropsCopyOrDefault(props)) |
reed | 42b73eb | 2015-11-20 13:42:42 -0800 | [diff] [blame] | 721 | , fConservativeRasterClip(false) |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 722 | { |
| 723 | inc_canvas(); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 724 | |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 725 | this->init(new SkNoPixelsBitmapDevice(SkIRect::MakeWH(width, height), fProps), |
| 726 | kDefault_InitFlags)->unref(); |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 727 | } |
skia.committer@gmail.com | ba12448 | 2014-02-01 03:01:57 +0000 | [diff] [blame] | 728 | |
reed | 78e2768 | 2014-11-19 08:04:34 -0800 | [diff] [blame] | 729 | SkCanvas::SkCanvas(const SkIRect& bounds, InitFlags flags) |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 730 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 731 | , fProps(SkSurfaceProps::kLegacyFontHost_InitType) |
reed | 42b73eb | 2015-11-20 13:42:42 -0800 | [diff] [blame] | 732 | , fConservativeRasterClip(false) |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 733 | { |
| 734 | inc_canvas(); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 735 | |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 736 | this->init(new SkNoPixelsBitmapDevice(bounds, fProps), flags)->unref(); |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 737 | } |
| 738 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 739 | SkCanvas::SkCanvas(SkBaseDevice* device) |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 740 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
robertphillips | 7b05ff1 | 2015-06-19 14:14:54 -0700 | [diff] [blame] | 741 | , fProps(device->surfaceProps()) |
reed | 42b73eb | 2015-11-20 13:42:42 -0800 | [diff] [blame] | 742 | , fConservativeRasterClip(false) |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 743 | { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 744 | inc_canvas(); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 745 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 746 | this->init(device, kDefault_InitFlags); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 747 | } |
| 748 | |
robertphillips | fcf7829 | 2015-06-19 11:49:52 -0700 | [diff] [blame] | 749 | SkCanvas::SkCanvas(SkBaseDevice* device, InitFlags flags) |
| 750 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
robertphillips | 7b05ff1 | 2015-06-19 14:14:54 -0700 | [diff] [blame] | 751 | , fProps(device->surfaceProps()) |
reed | 42b73eb | 2015-11-20 13:42:42 -0800 | [diff] [blame] | 752 | , fConservativeRasterClip(false) |
robertphillips | fcf7829 | 2015-06-19 11:49:52 -0700 | [diff] [blame] | 753 | { |
| 754 | inc_canvas(); |
| 755 | |
| 756 | this->init(device, flags); |
| 757 | } |
| 758 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 759 | SkCanvas::SkCanvas(const SkBitmap& bitmap, const SkSurfaceProps& props) |
reed | 3716fd0 | 2014-09-21 09:39:55 -0700 | [diff] [blame] | 760 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 761 | , fProps(props) |
reed | 42b73eb | 2015-11-20 13:42:42 -0800 | [diff] [blame] | 762 | , fConservativeRasterClip(false) |
reed | 3716fd0 | 2014-09-21 09:39:55 -0700 | [diff] [blame] | 763 | { |
| 764 | inc_canvas(); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 765 | |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 766 | SkAutoTUnref<SkBaseDevice> device(new SkBitmapDevice(bitmap, fProps)); |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 767 | this->init(device, kDefault_InitFlags); |
| 768 | } |
reed | 29c857d | 2014-09-21 10:25:07 -0700 | [diff] [blame] | 769 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 770 | SkCanvas::SkCanvas(const SkBitmap& bitmap) |
| 771 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
| 772 | , fProps(SkSurfaceProps::kLegacyFontHost_InitType) |
reed | 42b73eb | 2015-11-20 13:42:42 -0800 | [diff] [blame] | 773 | , fConservativeRasterClip(false) |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 774 | { |
| 775 | inc_canvas(); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 776 | |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 777 | SkAutoTUnref<SkBaseDevice> device(new SkBitmapDevice(bitmap, fProps)); |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 778 | this->init(device, kDefault_InitFlags); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 779 | } |
| 780 | |
| 781 | SkCanvas::~SkCanvas() { |
| 782 | // free up the contents of our deque |
| 783 | this->restoreToCount(1); // restore everything but the last |
reed@google.com | 7c20293 | 2011-12-14 18:48:05 +0000 | [diff] [blame] | 784 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 785 | this->internalRestore(); // restore the last, since we're going away |
| 786 | |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 787 | delete fMetaData; |
vandebo@chromium.org | b70ae31 | 2010-10-15 18:58:19 +0000 | [diff] [blame] | 788 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 789 | dec_canvas(); |
| 790 | } |
| 791 | |
fmalita | 53d9f1c | 2016-01-25 06:23:54 -0800 | [diff] [blame] | 792 | #ifdef SK_SUPPORT_LEGACY_DRAWFILTER |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 793 | SkDrawFilter* SkCanvas::getDrawFilter() const { |
| 794 | return fMCRec->fFilter; |
| 795 | } |
| 796 | |
| 797 | SkDrawFilter* SkCanvas::setDrawFilter(SkDrawFilter* filter) { |
reed | 51985e3 | 2015-04-11 08:04:56 -0700 | [diff] [blame] | 798 | this->checkForDeferredSave(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 799 | SkRefCnt_SafeAssign(fMCRec->fFilter, filter); |
| 800 | return filter; |
| 801 | } |
fmalita | 7765000 | 2016-01-21 18:47:11 -0800 | [diff] [blame] | 802 | #endif |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 803 | |
mike@reedtribe.org | 74bb77e | 2012-09-26 02:24:45 +0000 | [diff] [blame] | 804 | SkMetaData& SkCanvas::getMetaData() { |
| 805 | // metadata users are rare, so we lazily allocate it. If that changes we |
| 806 | // can decide to just make it a field in the device (rather than a ptr) |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 807 | if (nullptr == fMetaData) { |
mike@reedtribe.org | 74bb77e | 2012-09-26 02:24:45 +0000 | [diff] [blame] | 808 | fMetaData = new SkMetaData; |
| 809 | } |
| 810 | return *fMetaData; |
| 811 | } |
| 812 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 813 | /////////////////////////////////////////////////////////////////////////////// |
| 814 | |
junov@chromium.org | bf6c1e4 | 2012-01-30 14:53:22 +0000 | [diff] [blame] | 815 | void SkCanvas::flush() { |
reed | ea5a651 | 2016-07-07 16:44:27 -0700 | [diff] [blame] | 816 | this->onFlush(); |
| 817 | } |
| 818 | |
| 819 | void SkCanvas::onFlush() { |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 820 | SkBaseDevice* device = this->getDevice(); |
junov@chromium.org | bf6c1e4 | 2012-01-30 14:53:22 +0000 | [diff] [blame] | 821 | if (device) { |
| 822 | device->flush(); |
| 823 | } |
| 824 | } |
| 825 | |
bsalomon@google.com | 4ebe382 | 2014-02-26 20:22:32 +0000 | [diff] [blame] | 826 | SkISize SkCanvas::getBaseLayerSize() const { |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 827 | SkBaseDevice* d = this->getDevice(); |
reed@google.com | 210ce00 | 2011-11-01 14:24:23 +0000 | [diff] [blame] | 828 | return d ? SkISize::Make(d->width(), d->height()) : SkISize::Make(0, 0); |
| 829 | } |
| 830 | |
senorblanco | afc7cce | 2016-02-02 18:44:15 -0800 | [diff] [blame] | 831 | SkIRect SkCanvas::getTopLayerBounds() const { |
| 832 | SkBaseDevice* d = this->getTopDevice(); |
| 833 | if (!d) { |
| 834 | return SkIRect::MakeEmpty(); |
| 835 | } |
| 836 | return SkIRect::MakeXYWH(d->getOrigin().x(), d->getOrigin().y(), d->width(), d->height()); |
| 837 | } |
| 838 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 839 | SkBaseDevice* SkCanvas::getDevice() const { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 840 | // return root device |
robertphillips@google.com | c029062 | 2012-07-16 21:20:03 +0000 | [diff] [blame] | 841 | MCRec* rec = (MCRec*) fMCStack.front(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 842 | SkASSERT(rec && rec->fLayer); |
| 843 | return rec->fLayer->fDevice; |
| 844 | } |
| 845 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 846 | SkBaseDevice* SkCanvas::getTopDevice(bool updateMatrixClip) const { |
reed@google.com | 0b53d59 | 2012-03-19 18:26:34 +0000 | [diff] [blame] | 847 | if (updateMatrixClip) { |
| 848 | const_cast<SkCanvas*>(this)->updateDeviceCMCache(); |
| 849 | } |
reed@google.com | 9266fed | 2011-03-30 00:18:03 +0000 | [diff] [blame] | 850 | return fMCRec->fTopLayer->fDevice; |
| 851 | } |
| 852 | |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 853 | bool SkCanvas::readPixels(SkBitmap* bitmap, int x, int y) { |
reed | c7ec7c9 | 2016-07-25 08:29:10 -0700 | [diff] [blame] | 854 | if (kUnknown_SkColorType == bitmap->colorType()) { |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 855 | return false; |
| 856 | } |
| 857 | |
| 858 | bool weAllocated = false; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 859 | if (nullptr == bitmap->pixelRef()) { |
reed | 8482504 | 2014-09-02 12:50:45 -0700 | [diff] [blame] | 860 | if (!bitmap->tryAllocPixels()) { |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 861 | return false; |
| 862 | } |
| 863 | weAllocated = true; |
| 864 | } |
| 865 | |
reed | cf01e31 | 2015-05-23 19:14:51 -0700 | [diff] [blame] | 866 | SkAutoPixmapUnlock unlocker; |
| 867 | if (bitmap->requestLock(&unlocker)) { |
| 868 | const SkPixmap& pm = unlocker.pixmap(); |
| 869 | if (this->readPixels(pm.info(), pm.writable_addr(), pm.rowBytes(), x, y)) { |
| 870 | return true; |
| 871 | } |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 872 | } |
| 873 | |
| 874 | if (weAllocated) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 875 | bitmap->setPixelRef(nullptr); |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 876 | } |
| 877 | return false; |
| 878 | } |
reed@google.com | 51df9e3 | 2010-12-23 19:29:18 +0000 | [diff] [blame] | 879 | |
bsalomon@google.com | c698097 | 2011-11-02 19:57:21 +0000 | [diff] [blame] | 880 | bool SkCanvas::readPixels(const SkIRect& srcRect, SkBitmap* bitmap) { |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 881 | SkIRect r = srcRect; |
| 882 | const SkISize size = this->getBaseLayerSize(); |
| 883 | if (!r.intersect(0, 0, size.width(), size.height())) { |
| 884 | bitmap->reset(); |
| 885 | return false; |
| 886 | } |
| 887 | |
reed | 8482504 | 2014-09-02 12:50:45 -0700 | [diff] [blame] | 888 | if (!bitmap->tryAllocN32Pixels(r.width(), r.height())) { |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 889 | // bitmap will already be reset. |
| 890 | return false; |
| 891 | } |
| 892 | if (!this->readPixels(bitmap->info(), bitmap->getPixels(), bitmap->rowBytes(), r.x(), r.y())) { |
| 893 | bitmap->reset(); |
| 894 | return false; |
| 895 | } |
| 896 | return true; |
| 897 | } |
| 898 | |
reed | 96472de | 2014-12-10 09:53:42 -0800 | [diff] [blame] | 899 | bool SkCanvas::readPixels(const SkImageInfo& dstInfo, void* dstP, size_t rowBytes, int x, int y) { |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 900 | SkBaseDevice* device = this->getDevice(); |
djsollen@google.com | ccfee2a | 2012-05-01 16:50:10 +0000 | [diff] [blame] | 901 | if (!device) { |
| 902 | return false; |
| 903 | } |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 904 | const SkISize size = this->getBaseLayerSize(); |
mtklein | f0f1411 | 2014-12-12 08:46:25 -0800 | [diff] [blame] | 905 | |
reed | 96472de | 2014-12-10 09:53:42 -0800 | [diff] [blame] | 906 | SkReadPixelsRec rec(dstInfo, dstP, rowBytes, x, y); |
| 907 | if (!rec.trim(size.width(), size.height())) { |
bsalomon@google.com | daba14b | 2011-11-02 20:10:48 +0000 | [diff] [blame] | 908 | return false; |
bsalomon@google.com | c698097 | 2011-11-02 19:57:21 +0000 | [diff] [blame] | 909 | } |
skia.committer@gmail.com | db0c875 | 2014-03-18 03:02:11 +0000 | [diff] [blame] | 910 | |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 911 | // The device can assert that the requested area is always contained in its bounds |
reed | 96472de | 2014-12-10 09:53:42 -0800 | [diff] [blame] | 912 | return device->readPixels(rec.fInfo, rec.fPixels, rec.fRowBytes, rec.fX, rec.fY); |
reed@google.com | 51df9e3 | 2010-12-23 19:29:18 +0000 | [diff] [blame] | 913 | } |
| 914 | |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 915 | bool SkCanvas::writePixels(const SkBitmap& bitmap, int x, int y) { |
reed | cf01e31 | 2015-05-23 19:14:51 -0700 | [diff] [blame] | 916 | SkAutoPixmapUnlock unlocker; |
| 917 | if (bitmap.requestLock(&unlocker)) { |
| 918 | const SkPixmap& pm = unlocker.pixmap(); |
| 919 | return this->writePixels(pm.info(), pm.addr(), pm.rowBytes(), x, y); |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 920 | } |
| 921 | return false; |
| 922 | } |
| 923 | |
| 924 | bool SkCanvas::writePixels(const SkImageInfo& origInfo, const void* pixels, size_t rowBytes, |
| 925 | int x, int y) { |
| 926 | switch (origInfo.colorType()) { |
| 927 | case kUnknown_SkColorType: |
| 928 | case kIndex_8_SkColorType: |
| 929 | return false; |
| 930 | default: |
| 931 | break; |
| 932 | } |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 933 | if (nullptr == pixels || rowBytes < origInfo.minRowBytes()) { |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 934 | return false; |
| 935 | } |
| 936 | |
| 937 | const SkISize size = this->getBaseLayerSize(); |
| 938 | SkIRect target = SkIRect::MakeXYWH(x, y, origInfo.width(), origInfo.height()); |
| 939 | if (!target.intersect(0, 0, size.width(), size.height())) { |
| 940 | return false; |
| 941 | } |
| 942 | |
| 943 | SkBaseDevice* device = this->getDevice(); |
| 944 | if (!device) { |
| 945 | return false; |
| 946 | } |
| 947 | |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 948 | // the intersect may have shrunk info's logical size |
reed | e5ea500 | 2014-09-03 11:54:58 -0700 | [diff] [blame] | 949 | const SkImageInfo info = origInfo.makeWH(target.width(), target.height()); |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 950 | |
| 951 | // if x or y are negative, then we have to adjust pixels |
| 952 | if (x > 0) { |
| 953 | x = 0; |
| 954 | } |
| 955 | if (y > 0) { |
| 956 | y = 0; |
| 957 | } |
| 958 | // here x,y are either 0 or negative |
| 959 | pixels = ((const char*)pixels - y * rowBytes - x * info.bytesPerPixel()); |
| 960 | |
reed | 4af35f3 | 2014-06-27 17:47:49 -0700 | [diff] [blame] | 961 | // Tell our owning surface to bump its generation ID |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 962 | const bool completeOverwrite = info.dimensions() == size; |
| 963 | this->predrawNotify(completeOverwrite); |
reed | 4af35f3 | 2014-06-27 17:47:49 -0700 | [diff] [blame] | 964 | |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 965 | // The device can assert that the requested area is always contained in its bounds |
commit-bot@chromium.org | 4ef54f8 | 2014-03-17 17:03:18 +0000 | [diff] [blame] | 966 | return device->writePixels(info, pixels, rowBytes, target.x(), target.y()); |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 967 | } |
reed@google.com | 51df9e3 | 2010-12-23 19:29:18 +0000 | [diff] [blame] | 968 | |
junov@google.com | 4370aed | 2012-01-18 16:21:08 +0000 | [diff] [blame] | 969 | SkCanvas* SkCanvas::canvasForDrawIter() { |
| 970 | return this; |
| 971 | } |
| 972 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 973 | ////////////////////////////////////////////////////////////////////////////// |
| 974 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 975 | void SkCanvas::updateDeviceCMCache() { |
| 976 | if (fDeviceCMDirty) { |
| 977 | const SkMatrix& totalMatrix = this->getTotalMatrix(); |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 978 | const SkRasterClip& totalClip = fMCRec->fRasterClip; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 979 | DeviceCM* layer = fMCRec->fTopLayer; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 980 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 981 | if (nullptr == layer->fNext) { // only one layer |
| 982 | layer->updateMC(totalMatrix, totalClip, *fClipStack, nullptr); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 983 | } else { |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 984 | SkRasterClip clip(totalClip); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 985 | do { |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 986 | layer->updateMC(totalMatrix, clip, *fClipStack, &clip); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 987 | } while ((layer = layer->fNext) != nullptr); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 988 | } |
| 989 | fDeviceCMDirty = false; |
| 990 | } |
| 991 | } |
| 992 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 993 | /////////////////////////////////////////////////////////////////////////////// |
| 994 | |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 995 | void SkCanvas::checkForDeferredSave() { |
| 996 | if (fMCRec->fDeferredSaveCount > 0) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 997 | this->doSave(); |
| 998 | } |
| 999 | } |
| 1000 | |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 1001 | int SkCanvas::getSaveCount() const { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1002 | #ifdef SK_DEBUG |
| 1003 | int count = 0; |
| 1004 | SkDeque::Iter iter(fMCStack, SkDeque::Iter::kFront_IterStart); |
| 1005 | for (;;) { |
| 1006 | const MCRec* rec = (const MCRec*)iter.next(); |
| 1007 | if (!rec) { |
| 1008 | break; |
| 1009 | } |
| 1010 | count += 1 + rec->fDeferredSaveCount; |
| 1011 | } |
| 1012 | SkASSERT(count == fSaveCount); |
| 1013 | #endif |
| 1014 | return fSaveCount; |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 1015 | } |
| 1016 | |
| 1017 | int SkCanvas::save() { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1018 | fSaveCount += 1; |
| 1019 | fMCRec->fDeferredSaveCount += 1; |
| 1020 | return this->getSaveCount() - 1; // return our prev value |
| 1021 | } |
| 1022 | |
| 1023 | void SkCanvas::doSave() { |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 1024 | this->willSave(); |
fmalita | a62d32d | 2015-04-28 08:08:57 -0700 | [diff] [blame] | 1025 | |
| 1026 | SkASSERT(fMCRec->fDeferredSaveCount > 0); |
| 1027 | fMCRec->fDeferredSaveCount -= 1; |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1028 | this->internalSave(); |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 1029 | } |
| 1030 | |
| 1031 | void SkCanvas::restore() { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1032 | if (fMCRec->fDeferredSaveCount > 0) { |
| 1033 | SkASSERT(fSaveCount > 1); |
| 1034 | fSaveCount -= 1; |
| 1035 | fMCRec->fDeferredSaveCount -= 1; |
| 1036 | } else { |
| 1037 | // check for underflow |
| 1038 | if (fMCStack.count() > 1) { |
| 1039 | this->willRestore(); |
| 1040 | SkASSERT(fSaveCount > 1); |
reed | a644116 | 2015-03-26 13:40:09 -0700 | [diff] [blame] | 1041 | fSaveCount -= 1; |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1042 | this->internalRestore(); |
| 1043 | this->didRestore(); |
| 1044 | } |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 1045 | } |
| 1046 | } |
| 1047 | |
| 1048 | void SkCanvas::restoreToCount(int count) { |
| 1049 | // sanity check |
| 1050 | if (count < 1) { |
| 1051 | count = 1; |
| 1052 | } |
mtklein | f0f1411 | 2014-12-12 08:46:25 -0800 | [diff] [blame] | 1053 | |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 1054 | int n = this->getSaveCount() - count; |
| 1055 | for (int i = 0; i < n; ++i) { |
| 1056 | this->restore(); |
| 1057 | } |
| 1058 | } |
| 1059 | |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1060 | void SkCanvas::internalSave() { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1061 | MCRec* newTop = (MCRec*)fMCStack.push_back(); |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 1062 | new (newTop) MCRec(*fMCRec); // balanced in restore() |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1063 | fMCRec = newTop; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 1064 | |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1065 | fClipStack->save(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1066 | } |
| 1067 | |
reed | 4960eee | 2015-12-18 07:09:18 -0800 | [diff] [blame] | 1068 | bool SkCanvas::BoundsAffectsClip(SaveLayerFlags saveLayerFlags) { |
reed@google.com | b93ba45 | 2014-03-10 19:47:58 +0000 | [diff] [blame] | 1069 | #ifdef SK_SUPPORT_LEGACY_CLIPTOLAYERFLAG |
reed | 4960eee | 2015-12-18 07:09:18 -0800 | [diff] [blame] | 1070 | return !(saveLayerFlags & SkCanvas::kDontClipToLayer_PrivateSaveLayerFlag); |
reed@google.com | b93ba45 | 2014-03-10 19:47:58 +0000 | [diff] [blame] | 1071 | #else |
| 1072 | return true; |
| 1073 | #endif |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1074 | } |
| 1075 | |
reed | 4960eee | 2015-12-18 07:09:18 -0800 | [diff] [blame] | 1076 | bool SkCanvas::clipRectBounds(const SkRect* bounds, SaveLayerFlags saveLayerFlags, |
reed | 9b3aa54 | 2015-03-11 08:47:12 -0700 | [diff] [blame] | 1077 | SkIRect* intersection, const SkImageFilter* imageFilter) { |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1078 | SkIRect clipBounds; |
| 1079 | if (!this->getClipDeviceBounds(&clipBounds)) { |
junov@chromium.org | a907ac3 | 2012-02-24 21:54:07 +0000 | [diff] [blame] | 1080 | return false; |
reed@android.com | f2b98d6 | 2010-12-20 18:26:13 +0000 | [diff] [blame] | 1081 | } |
senorblanco@chromium.org | c4b12f1 | 2014-02-05 17:51:22 +0000 | [diff] [blame] | 1082 | |
reed | 96e657d | 2015-03-10 17:30:07 -0700 | [diff] [blame] | 1083 | const SkMatrix& ctm = fMCRec->fMatrix; // this->getTotalMatrix() |
| 1084 | |
senorblanco@chromium.org | c4b12f1 | 2014-02-05 17:51:22 +0000 | [diff] [blame] | 1085 | if (imageFilter) { |
senorblanco | e5e7984 | 2016-03-21 14:51:59 -0700 | [diff] [blame] | 1086 | clipBounds = imageFilter->filterBounds(clipBounds, ctm); |
senorblanco | db64af3 | 2015-12-09 10:11:43 -0800 | [diff] [blame] | 1087 | if (bounds && !imageFilter->canComputeFastBounds()) { |
| 1088 | bounds = nullptr; |
| 1089 | } |
senorblanco@chromium.org | c4b12f1 | 2014-02-05 17:51:22 +0000 | [diff] [blame] | 1090 | } |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1091 | SkIRect ir; |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 1092 | if (bounds) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1093 | SkRect r; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 1094 | |
reed | 96e657d | 2015-03-10 17:30:07 -0700 | [diff] [blame] | 1095 | ctm.mapRect(&r, *bounds); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1096 | r.roundOut(&ir); |
| 1097 | // early exit if the layer's bounds are clipped out |
| 1098 | if (!ir.intersect(clipBounds)) { |
reed | 4960eee | 2015-12-18 07:09:18 -0800 | [diff] [blame] | 1099 | if (BoundsAffectsClip(saveLayerFlags)) { |
reed | 9b3aa54 | 2015-03-11 08:47:12 -0700 | [diff] [blame] | 1100 | fCachedLocalClipBoundsDirty = true; |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1101 | fMCRec->fRasterClip.setEmpty(); |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1102 | } |
junov@chromium.org | a907ac3 | 2012-02-24 21:54:07 +0000 | [diff] [blame] | 1103 | return false; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1104 | } |
| 1105 | } else { // no user bounds, so just use the clip |
| 1106 | ir = clipBounds; |
| 1107 | } |
reed | 180aec4 | 2015-03-11 10:39:04 -0700 | [diff] [blame] | 1108 | SkASSERT(!ir.isEmpty()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1109 | |
reed | 4960eee | 2015-12-18 07:09:18 -0800 | [diff] [blame] | 1110 | if (BoundsAffectsClip(saveLayerFlags)) { |
reed | 180aec4 | 2015-03-11 10:39:04 -0700 | [diff] [blame] | 1111 | // Simplify the current clips since they will be applied properly during restore() |
reed | 9b3aa54 | 2015-03-11 08:47:12 -0700 | [diff] [blame] | 1112 | fCachedLocalClipBoundsDirty = true; |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1113 | fClipStack->clipDevRect(ir, SkRegion::kReplace_Op); |
reed | 180aec4 | 2015-03-11 10:39:04 -0700 | [diff] [blame] | 1114 | fMCRec->fRasterClip.setRect(ir); |
junov@chromium.org | a907ac3 | 2012-02-24 21:54:07 +0000 | [diff] [blame] | 1115 | } |
| 1116 | |
| 1117 | if (intersection) { |
| 1118 | *intersection = ir; |
| 1119 | } |
| 1120 | return true; |
| 1121 | } |
| 1122 | |
reed | 4960eee | 2015-12-18 07:09:18 -0800 | [diff] [blame] | 1123 | |
reed | 4960eee | 2015-12-18 07:09:18 -0800 | [diff] [blame] | 1124 | int SkCanvas::saveLayer(const SkRect* bounds, const SkPaint* paint) { |
| 1125 | return this->saveLayer(SaveLayerRec(bounds, paint, 0)); |
commit-bot@chromium.org | d70fa20 | 2014-04-24 21:51:58 +0000 | [diff] [blame] | 1126 | } |
| 1127 | |
reed | 70ee31b | 2015-12-10 13:44:45 -0800 | [diff] [blame] | 1128 | int SkCanvas::saveLayerPreserveLCDTextRequests(const SkRect* bounds, const SkPaint* paint) { |
reed | 4960eee | 2015-12-18 07:09:18 -0800 | [diff] [blame] | 1129 | return this->saveLayer(SaveLayerRec(bounds, paint, kPreserveLCDText_SaveLayerFlag)); |
| 1130 | } |
| 1131 | |
| 1132 | int SkCanvas::saveLayer(const SaveLayerRec& origRec) { |
| 1133 | SaveLayerRec rec(origRec); |
| 1134 | if (gIgnoreSaveLayerBounds) { |
| 1135 | rec.fBounds = nullptr; |
| 1136 | } |
| 1137 | SaveLayerStrategy strategy = this->getSaveLayerStrategy(rec); |
| 1138 | fSaveCount += 1; |
| 1139 | this->internalSaveLayer(rec, strategy); |
| 1140 | return this->getSaveCount() - 1; |
reed | 70ee31b | 2015-12-10 13:44:45 -0800 | [diff] [blame] | 1141 | } |
| 1142 | |
reed | a2217ef | 2016-07-20 06:04:34 -0700 | [diff] [blame] | 1143 | void SkCanvas::DrawDeviceWithFilter(SkBaseDevice* src, const SkImageFilter* filter, |
| 1144 | SkBaseDevice* dst, const SkMatrix& ctm, |
| 1145 | const SkClipStack* clipStack) { |
| 1146 | SkDraw draw; |
| 1147 | SkRasterClip rc; |
| 1148 | rc.setRect(SkIRect::MakeWH(dst->width(), dst->height())); |
| 1149 | if (!dst->accessPixels(&draw.fDst)) { |
| 1150 | draw.fDst.reset(dst->imageInfo(), nullptr, 0); |
robertphillips | 7354a4b | 2015-12-16 05:08:27 -0800 | [diff] [blame] | 1151 | } |
reed | a2217ef | 2016-07-20 06:04:34 -0700 | [diff] [blame] | 1152 | draw.fMatrix = &SkMatrix::I(); |
| 1153 | draw.fRC = &rc; |
| 1154 | draw.fClipStack = clipStack; |
| 1155 | draw.fDevice = dst; |
robertphillips | 7354a4b | 2015-12-16 05:08:27 -0800 | [diff] [blame] | 1156 | |
| 1157 | SkPaint p; |
robertphillips | 372177e | 2016-03-30 07:32:28 -0700 | [diff] [blame] | 1158 | p.setImageFilter(filter->makeWithLocalMatrix(ctm)); |
reed | a2217ef | 2016-07-20 06:04:34 -0700 | [diff] [blame] | 1159 | |
| 1160 | int x = src->getOrigin().x() - dst->getOrigin().x(); |
| 1161 | int y = src->getOrigin().y() - dst->getOrigin().y(); |
| 1162 | auto special = src->snapSpecial(); |
| 1163 | if (special) { |
| 1164 | dst->drawSpecial(draw, special.get(), x, y, p); |
| 1165 | } |
robertphillips | 7354a4b | 2015-12-16 05:08:27 -0800 | [diff] [blame] | 1166 | } |
reed | 70ee31b | 2015-12-10 13:44:45 -0800 | [diff] [blame] | 1167 | |
reed | 129ed1c | 2016-02-22 06:42:31 -0800 | [diff] [blame] | 1168 | static SkImageInfo make_layer_info(const SkImageInfo& prev, int w, int h, bool isOpaque, |
| 1169 | const SkPaint* paint) { |
| 1170 | // need to force L32 for now if we have an image filter. Once filters support other colortypes |
| 1171 | // e.g. sRGB or F16, we can remove this check |
brianosman | 52ede1d | 2016-06-20 08:25:02 -0700 | [diff] [blame] | 1172 | // SRGBTODO: Can we remove this check now? |
reed | 129ed1c | 2016-02-22 06:42:31 -0800 | [diff] [blame] | 1173 | const bool hasImageFilter = paint && paint->getImageFilter(); |
| 1174 | |
| 1175 | SkAlphaType alphaType = isOpaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType; |
| 1176 | if ((prev.bytesPerPixel() < 4) || hasImageFilter) { |
| 1177 | // force to L32 |
| 1178 | return SkImageInfo::MakeN32(w, h, alphaType); |
| 1179 | } else { |
| 1180 | // keep the same characteristics as the prev |
brianosman | 52ede1d | 2016-06-20 08:25:02 -0700 | [diff] [blame] | 1181 | return SkImageInfo::Make(w, h, prev.colorType(), alphaType, sk_ref_sp(prev.colorSpace())); |
reed | 129ed1c | 2016-02-22 06:42:31 -0800 | [diff] [blame] | 1182 | } |
| 1183 | } |
| 1184 | |
reed | 4960eee | 2015-12-18 07:09:18 -0800 | [diff] [blame] | 1185 | void SkCanvas::internalSaveLayer(const SaveLayerRec& rec, SaveLayerStrategy strategy) { |
| 1186 | const SkRect* bounds = rec.fBounds; |
| 1187 | const SkPaint* paint = rec.fPaint; |
| 1188 | SaveLayerFlags saveLayerFlags = rec.fSaveLayerFlags; |
| 1189 | |
reed@google.com | b93ba45 | 2014-03-10 19:47:58 +0000 | [diff] [blame] | 1190 | #ifndef SK_SUPPORT_LEGACY_CLIPTOLAYERFLAG |
reed | 4960eee | 2015-12-18 07:09:18 -0800 | [diff] [blame] | 1191 | saveLayerFlags &= ~kDontClipToLayer_PrivateSaveLayerFlag; |
reed@google.com | b93ba45 | 2014-03-10 19:47:58 +0000 | [diff] [blame] | 1192 | #endif |
| 1193 | |
reed | 8c30a81 | 2016-04-20 16:36:51 -0700 | [diff] [blame] | 1194 | SkLazyPaint lazyP; |
| 1195 | SkImageFilter* imageFilter = paint ? paint->getImageFilter() : NULL; |
| 1196 | SkMatrix stashedMatrix = fMCRec->fMatrix; |
reed | 8c30a81 | 2016-04-20 16:36:51 -0700 | [diff] [blame] | 1197 | SkMatrix remainder; |
| 1198 | SkSize scale; |
| 1199 | /* |
| 1200 | * ImageFilters (so far) do not correctly handle matrices (CTM) that contain rotation/skew/etc. |
| 1201 | * but they do handle scaling. To accommodate this, we do the following: |
| 1202 | * |
| 1203 | * 1. Stash off the current CTM |
| 1204 | * 2. Decompose the CTM into SCALE and REMAINDER |
| 1205 | * 3. Wack the CTM to be just SCALE, and wrap the imagefilter with a MatrixImageFilter that |
| 1206 | * contains the REMAINDER |
| 1207 | * 4. Proceed as usual, allowing the client to draw into the layer (now with a scale-only CTM) |
| 1208 | * 5. During restore, we process the MatrixImageFilter, which applies REMAINDER to the output |
| 1209 | * of the original imagefilter, and draw that (via drawSprite) |
| 1210 | * 6. Unwack the CTM to its original state (i.e. stashedMatrix) |
| 1211 | * |
| 1212 | * Perhaps in the future we could augment #5 to apply REMAINDER as part of the draw (no longer |
| 1213 | * a sprite operation) to avoid the extra buffer/overhead of MatrixImageFilter. |
| 1214 | */ |
reed | 96a04f3 | 2016-04-25 09:25:15 -0700 | [diff] [blame] | 1215 | if (imageFilter && !stashedMatrix.isScaleTranslate() && !imageFilter->canHandleComplexCTM() && |
reed | 8c30a81 | 2016-04-20 16:36:51 -0700 | [diff] [blame] | 1216 | stashedMatrix.decomposeScale(&scale, &remainder)) |
| 1217 | { |
| 1218 | // We will restore the matrix (which we are overwriting here) in restore via fStashedMatrix |
| 1219 | this->internalSetMatrix(SkMatrix::MakeScale(scale.width(), scale.height())); |
| 1220 | SkPaint* p = lazyP.set(*paint); |
| 1221 | p->setImageFilter(SkImageFilter::MakeMatrixFilter(remainder, |
| 1222 | SkFilterQuality::kLow_SkFilterQuality, |
| 1223 | sk_ref_sp(imageFilter))); |
| 1224 | imageFilter = p->getImageFilter(); |
| 1225 | paint = p; |
| 1226 | } |
reed | 8c30a81 | 2016-04-20 16:36:51 -0700 | [diff] [blame] | 1227 | |
junov@chromium.org | a907ac3 | 2012-02-24 21:54:07 +0000 | [diff] [blame] | 1228 | // do this before we create the layer. We don't call the public save() since |
| 1229 | // that would invoke a possibly overridden virtual |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1230 | this->internalSave(); |
junov@chromium.org | a907ac3 | 2012-02-24 21:54:07 +0000 | [diff] [blame] | 1231 | |
| 1232 | fDeviceCMDirty = true; |
| 1233 | |
| 1234 | SkIRect ir; |
reed | 8c30a81 | 2016-04-20 16:36:51 -0700 | [diff] [blame] | 1235 | if (!this->clipRectBounds(bounds, saveLayerFlags, &ir, imageFilter)) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1236 | return; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1237 | } |
| 1238 | |
commit-bot@chromium.org | e54a23f | 2014-03-12 20:21:48 +0000 | [diff] [blame] | 1239 | // FIXME: do willSaveLayer() overriders returning kNoLayer_SaveLayerStrategy really care about |
| 1240 | // the clipRectBounds() call above? |
| 1241 | if (kNoLayer_SaveLayerStrategy == strategy) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1242 | return; |
commit-bot@chromium.org | e54a23f | 2014-03-12 20:21:48 +0000 | [diff] [blame] | 1243 | } |
| 1244 | |
reed | 4960eee | 2015-12-18 07:09:18 -0800 | [diff] [blame] | 1245 | bool isOpaque = SkToBool(saveLayerFlags & kIsOpaque_SaveLayerFlag); |
reed | 8dc0ccb | 2015-03-20 06:32:52 -0700 | [diff] [blame] | 1246 | SkPixelGeometry geo = fProps.pixelGeometry(); |
| 1247 | if (paint) { |
reed | 76033be | 2015-03-14 10:54:31 -0700 | [diff] [blame] | 1248 | // TODO: perhaps add a query to filters so we might preserve opaqueness... |
reed | daa57bf | 2015-05-15 10:39:17 -0700 | [diff] [blame] | 1249 | if (paint->getImageFilter() || paint->getColorFilter()) { |
reed | 76033be | 2015-03-14 10:54:31 -0700 | [diff] [blame] | 1250 | isOpaque = false; |
reed | 8dc0ccb | 2015-03-20 06:32:52 -0700 | [diff] [blame] | 1251 | geo = kUnknown_SkPixelGeometry; |
reed@google.com | b55deeb | 2012-01-06 14:43:09 +0000 | [diff] [blame] | 1252 | } |
| 1253 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1254 | |
robertphillips | 5139e50 | 2016-07-19 05:10:40 -0700 | [diff] [blame] | 1255 | SkBaseDevice* priorDevice = this->getTopDevice(); |
reed | a2217ef | 2016-07-20 06:04:34 -0700 | [diff] [blame] | 1256 | if (nullptr == priorDevice) { |
reed | b2db898 | 2014-11-13 12:41:02 -0800 | [diff] [blame] | 1257 | SkDebugf("Unable to find device for layer."); |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1258 | return; |
reed@google.com | 76dd277 | 2012-01-05 21:15:07 +0000 | [diff] [blame] | 1259 | } |
reed | b2db898 | 2014-11-13 12:41:02 -0800 | [diff] [blame] | 1260 | |
robertphillips | 5139e50 | 2016-07-19 05:10:40 -0700 | [diff] [blame] | 1261 | SkImageInfo info = make_layer_info(priorDevice->imageInfo(), ir.width(), ir.height(), isOpaque, |
reed | 129ed1c | 2016-02-22 06:42:31 -0800 | [diff] [blame] | 1262 | paint); |
| 1263 | |
robertphillips | 5139e50 | 2016-07-19 05:10:40 -0700 | [diff] [blame] | 1264 | SkAutoTUnref<SkBaseDevice> newDevice; |
reed | 61f501f | 2015-04-29 08:34:00 -0700 | [diff] [blame] | 1265 | { |
reed | 70ee31b | 2015-12-10 13:44:45 -0800 | [diff] [blame] | 1266 | const bool preserveLCDText = kOpaque_SkAlphaType == info.alphaType() || |
reed | 4960eee | 2015-12-18 07:09:18 -0800 | [diff] [blame] | 1267 | (saveLayerFlags & kPreserveLCDText_SaveLayerFlag); |
reed | daa57bf | 2015-05-15 10:39:17 -0700 | [diff] [blame] | 1268 | const SkBaseDevice::TileUsage usage = SkBaseDevice::kNever_TileUsage; |
reed | 70ee31b | 2015-12-10 13:44:45 -0800 | [diff] [blame] | 1269 | const SkBaseDevice::CreateInfo createInfo = SkBaseDevice::CreateInfo(info, usage, geo, |
reed | cd4051e | 2016-07-15 09:41:26 -0700 | [diff] [blame] | 1270 | preserveLCDText); |
robertphillips | 5139e50 | 2016-07-19 05:10:40 -0700 | [diff] [blame] | 1271 | newDevice.reset(priorDevice->onCreateDevice(createInfo, paint)); |
| 1272 | if (!newDevice) { |
reed | 7503d60 | 2016-07-15 14:23:29 -0700 | [diff] [blame] | 1273 | SkErrorInternals::SetError(kInternalError_SkError, |
| 1274 | "Unable to create device for layer."); |
| 1275 | return; |
reed | 61f501f | 2015-04-29 08:34:00 -0700 | [diff] [blame] | 1276 | } |
bungeman@google.com | e25c684 | 2011-08-17 14:53:54 +0000 | [diff] [blame] | 1277 | } |
robertphillips | 5139e50 | 2016-07-19 05:10:40 -0700 | [diff] [blame] | 1278 | newDevice->setOrigin(ir.fLeft, ir.fTop); |
robertphillips | 7354a4b | 2015-12-16 05:08:27 -0800 | [diff] [blame] | 1279 | |
robertphillips | 5139e50 | 2016-07-19 05:10:40 -0700 | [diff] [blame] | 1280 | DeviceCM* layer = new DeviceCM(newDevice, paint, this, fConservativeRasterClip, stashedMatrix); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1281 | |
| 1282 | layer->fNext = fMCRec->fTopLayer; |
| 1283 | fMCRec->fLayer = layer; |
| 1284 | fMCRec->fTopLayer = layer; // this field is NOT an owner of layer |
reed | a2217ef | 2016-07-20 06:04:34 -0700 | [diff] [blame] | 1285 | |
| 1286 | if (rec.fBackdrop) { |
| 1287 | DrawDeviceWithFilter(priorDevice, rec.fBackdrop, newDevice, |
| 1288 | fMCRec->fMatrix, this->getClipStack()); |
| 1289 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1290 | } |
| 1291 | |
commit-bot@chromium.org | d70fa20 | 2014-04-24 21:51:58 +0000 | [diff] [blame] | 1292 | int SkCanvas::saveLayerAlpha(const SkRect* bounds, U8CPU alpha) { |
reed | bada188 | 2015-12-21 13:09:44 -0800 | [diff] [blame] | 1293 | if (0xFF == alpha) { |
| 1294 | return this->saveLayer(bounds, nullptr); |
| 1295 | } else { |
| 1296 | SkPaint tmpPaint; |
| 1297 | tmpPaint.setAlpha(alpha); |
| 1298 | return this->saveLayer(bounds, &tmpPaint); |
| 1299 | } |
commit-bot@chromium.org | d70fa20 | 2014-04-24 21:51:58 +0000 | [diff] [blame] | 1300 | } |
| 1301 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1302 | void SkCanvas::internalRestore() { |
| 1303 | SkASSERT(fMCStack.count() != 0); |
| 1304 | |
| 1305 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1306 | fCachedLocalClipBoundsDirty = true; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1307 | |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1308 | fClipStack->restore(); |
commit-bot@chromium.org | 6c15764 | 2013-08-16 00:53:34 +0000 | [diff] [blame] | 1309 | |
bungeman@google.com | 88edf1e | 2011-08-08 19:41:56 +0000 | [diff] [blame] | 1310 | // reserve our layer (if any) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1311 | DeviceCM* layer = fMCRec->fLayer; // may be null |
| 1312 | // now detach it from fMCRec so we can pop(). Gets freed after its drawn |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1313 | fMCRec->fLayer = nullptr; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1314 | |
| 1315 | // now do the normal restore() |
| 1316 | fMCRec->~MCRec(); // balanced in save() |
| 1317 | fMCStack.pop_back(); |
| 1318 | fMCRec = (MCRec*)fMCStack.back(); |
| 1319 | |
| 1320 | /* Time to draw the layer's offscreen. We can't call the public drawSprite, |
| 1321 | since if we're being recorded, we don't want to record this (the |
| 1322 | recorder will have already recorded the restore). |
| 1323 | */ |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 1324 | if (layer) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1325 | if (layer->fNext) { |
reed@google.com | 6f8f292 | 2011-03-04 22:27:10 +0000 | [diff] [blame] | 1326 | const SkIPoint& origin = layer->fDevice->getOrigin(); |
reed | 7503d60 | 2016-07-15 14:23:29 -0700 | [diff] [blame] | 1327 | this->internalDrawDevice(layer->fDevice, origin.x(), origin.y(), layer->fPaint); |
reed | 8c30a81 | 2016-04-20 16:36:51 -0700 | [diff] [blame] | 1328 | // restore what we smashed in internalSaveLayer |
| 1329 | fMCRec->fMatrix = layer->fStashedMatrix; |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1330 | // reset this, since internalDrawDevice will have set it to true |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1331 | fDeviceCMDirty = true; |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 1332 | delete layer; |
reed | b679ca8 | 2015-04-07 04:40:48 -0700 | [diff] [blame] | 1333 | } else { |
| 1334 | // we're at the root |
reed | a499f90 | 2015-05-01 09:34:31 -0700 | [diff] [blame] | 1335 | SkASSERT(layer == (void*)fDeviceCMStorage); |
reed | b679ca8 | 2015-04-07 04:40:48 -0700 | [diff] [blame] | 1336 | layer->~DeviceCM(); |
reed | 8c30a81 | 2016-04-20 16:36:51 -0700 | [diff] [blame] | 1337 | // no need to update fMCRec, 'cause we're killing the canvas |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1338 | } |
bungeman@google.com | 88edf1e | 2011-08-08 19:41:56 +0000 | [diff] [blame] | 1339 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1340 | } |
| 1341 | |
reed | e8f3062 | 2016-03-23 18:59:25 -0700 | [diff] [blame] | 1342 | sk_sp<SkSurface> SkCanvas::makeSurface(const SkImageInfo& info, const SkSurfaceProps* props) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1343 | if (nullptr == props) { |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 1344 | props = &fProps; |
| 1345 | } |
| 1346 | return this->onNewSurface(info, *props); |
reed@google.com | 76f10a3 | 2014-02-05 15:32:21 +0000 | [diff] [blame] | 1347 | } |
| 1348 | |
reed | e8f3062 | 2016-03-23 18:59:25 -0700 | [diff] [blame] | 1349 | sk_sp<SkSurface> SkCanvas::onNewSurface(const SkImageInfo& info, const SkSurfaceProps& props) { |
reed@google.com | 76f10a3 | 2014-02-05 15:32:21 +0000 | [diff] [blame] | 1350 | SkBaseDevice* dev = this->getDevice(); |
reed | e8f3062 | 2016-03-23 18:59:25 -0700 | [diff] [blame] | 1351 | return dev ? dev->makeSurface(info, props) : nullptr; |
reed@google.com | 76f10a3 | 2014-02-05 15:32:21 +0000 | [diff] [blame] | 1352 | } |
| 1353 | |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1354 | SkImageInfo SkCanvas::imageInfo() const { |
reed | ea5a651 | 2016-07-07 16:44:27 -0700 | [diff] [blame] | 1355 | return this->onImageInfo(); |
| 1356 | } |
| 1357 | |
| 1358 | SkImageInfo SkCanvas::onImageInfo() const { |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1359 | SkBaseDevice* dev = this->getDevice(); |
| 1360 | if (dev) { |
| 1361 | return dev->imageInfo(); |
| 1362 | } else { |
reed@google.com | 900ecf2 | 2014-02-20 20:55:37 +0000 | [diff] [blame] | 1363 | return SkImageInfo::MakeUnknown(0, 0); |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1364 | } |
| 1365 | } |
| 1366 | |
brianosman | 898235c | 2016-04-06 07:38:23 -0700 | [diff] [blame] | 1367 | bool SkCanvas::getProps(SkSurfaceProps* props) const { |
reed | ea5a651 | 2016-07-07 16:44:27 -0700 | [diff] [blame] | 1368 | return this->onGetProps(props); |
| 1369 | } |
| 1370 | |
| 1371 | bool SkCanvas::onGetProps(SkSurfaceProps* props) const { |
brianosman | 898235c | 2016-04-06 07:38:23 -0700 | [diff] [blame] | 1372 | SkBaseDevice* dev = this->getDevice(); |
| 1373 | if (dev) { |
| 1374 | if (props) { |
| 1375 | *props = fProps; |
| 1376 | } |
| 1377 | return true; |
| 1378 | } else { |
| 1379 | return false; |
| 1380 | } |
| 1381 | } |
| 1382 | |
reed | 6ceeebd | 2016-03-09 14:26:26 -0800 | [diff] [blame] | 1383 | #ifdef SK_SUPPORT_LEGACY_PEEKPIXELS_PARMS |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1384 | const void* SkCanvas::peekPixels(SkImageInfo* info, size_t* rowBytes) { |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1385 | SkPixmap pmap; |
reed | 6ceeebd | 2016-03-09 14:26:26 -0800 | [diff] [blame] | 1386 | if (this->peekPixels(&pmap)) { |
| 1387 | if (info) { |
| 1388 | *info = pmap.info(); |
| 1389 | } |
| 1390 | if (rowBytes) { |
| 1391 | *rowBytes = pmap.rowBytes(); |
| 1392 | } |
| 1393 | return pmap.addr(); |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1394 | } |
reed | 6ceeebd | 2016-03-09 14:26:26 -0800 | [diff] [blame] | 1395 | return nullptr; |
| 1396 | } |
| 1397 | #endif |
| 1398 | |
| 1399 | bool SkCanvas::peekPixels(SkPixmap* pmap) { |
| 1400 | return this->onPeekPixels(pmap); |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1401 | } |
| 1402 | |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1403 | bool SkCanvas::onPeekPixels(SkPixmap* pmap) { |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1404 | SkBaseDevice* dev = this->getDevice(); |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1405 | return dev && dev->peekPixels(pmap); |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1406 | } |
| 1407 | |
commit-bot@chromium.org | 6b4aaa7 | 2014-04-21 21:09:38 +0000 | [diff] [blame] | 1408 | void* SkCanvas::accessTopLayerPixels(SkImageInfo* info, size_t* rowBytes, SkIPoint* origin) { |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1409 | SkPixmap pmap; |
| 1410 | if (!this->onAccessTopLayerPixels(&pmap)) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1411 | return nullptr; |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1412 | } |
| 1413 | if (info) { |
| 1414 | *info = pmap.info(); |
| 1415 | } |
| 1416 | if (rowBytes) { |
| 1417 | *rowBytes = pmap.rowBytes(); |
| 1418 | } |
| 1419 | if (origin) { |
commit-bot@chromium.org | 6b4aaa7 | 2014-04-21 21:09:38 +0000 | [diff] [blame] | 1420 | *origin = this->getTopDevice(false)->getOrigin(); |
| 1421 | } |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1422 | return pmap.writable_addr(); |
reed@google.com | 9c135db | 2014-03-12 18:28:35 +0000 | [diff] [blame] | 1423 | } |
| 1424 | |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1425 | bool SkCanvas::onAccessTopLayerPixels(SkPixmap* pmap) { |
reed@google.com | 9c135db | 2014-03-12 18:28:35 +0000 | [diff] [blame] | 1426 | SkBaseDevice* dev = this->getTopDevice(); |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1427 | return dev && dev->accessPixels(pmap); |
reed@google.com | 9c135db | 2014-03-12 18:28:35 +0000 | [diff] [blame] | 1428 | } |
| 1429 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1430 | ///////////////////////////////////////////////////////////////////////////// |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1431 | |
reed | 7503d60 | 2016-07-15 14:23:29 -0700 | [diff] [blame] | 1432 | void SkCanvas::internalDrawDevice(SkBaseDevice* srcDev, int x, int y, const SkPaint* paint) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1433 | SkPaint tmp; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1434 | if (nullptr == paint) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1435 | paint = &tmp; |
| 1436 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 1437 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1438 | LOOPER_BEGIN_DRAWDEVICE(*paint, SkDrawFilter::kBitmap_Type) |
reed | a2217ef | 2016-07-20 06:04:34 -0700 | [diff] [blame] | 1439 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1440 | while (iter.next()) { |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 1441 | SkBaseDevice* dstDev = iter.fDevice; |
reed@google.com | 76dd277 | 2012-01-05 21:15:07 +0000 | [diff] [blame] | 1442 | paint = &looper.paint(); |
| 1443 | SkImageFilter* filter = paint->getImageFilter(); |
| 1444 | SkIPoint pos = { x - iter.getX(), y - iter.getY() }; |
senorblanco | f35566e | 2016-04-18 10:32:02 -0700 | [diff] [blame] | 1445 | if (filter) { |
reed | a2217ef | 2016-07-20 06:04:34 -0700 | [diff] [blame] | 1446 | dstDev->drawSpecial(iter, srcDev->snapSpecial().get(), pos.x(), pos.y(), *paint); |
reed@google.com | 76dd277 | 2012-01-05 21:15:07 +0000 | [diff] [blame] | 1447 | } else { |
reed@google.com | b55deeb | 2012-01-06 14:43:09 +0000 | [diff] [blame] | 1448 | dstDev->drawDevice(iter, srcDev, pos.x(), pos.y(), *paint); |
reed@google.com | 76dd277 | 2012-01-05 21:15:07 +0000 | [diff] [blame] | 1449 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1450 | } |
reed | a2217ef | 2016-07-20 06:04:34 -0700 | [diff] [blame] | 1451 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 1452 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1453 | } |
| 1454 | |
reed | 3270467 | 2015-12-16 08:27:10 -0800 | [diff] [blame] | 1455 | ///////////////////////////////////////////////////////////////////////////// |
reed | da420b9 | 2015-12-16 08:38:15 -0800 | [diff] [blame] | 1456 | |
commit-bot@chromium.org | 9236238 | 2014-03-18 12:51:48 +0000 | [diff] [blame] | 1457 | void SkCanvas::translate(SkScalar dx, SkScalar dy) { |
commit-bot@chromium.org | d9ea09e | 2014-03-25 17:32:26 +0000 | [diff] [blame] | 1458 | SkMatrix m; |
| 1459 | m.setTranslate(dx, dy); |
| 1460 | this->concat(m); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1461 | } |
| 1462 | |
commit-bot@chromium.org | 9236238 | 2014-03-18 12:51:48 +0000 | [diff] [blame] | 1463 | void SkCanvas::scale(SkScalar sx, SkScalar sy) { |
commit-bot@chromium.org | d9ea09e | 2014-03-25 17:32:26 +0000 | [diff] [blame] | 1464 | SkMatrix m; |
| 1465 | m.setScale(sx, sy); |
| 1466 | this->concat(m); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1467 | } |
| 1468 | |
commit-bot@chromium.org | 9236238 | 2014-03-18 12:51:48 +0000 | [diff] [blame] | 1469 | void SkCanvas::rotate(SkScalar degrees) { |
commit-bot@chromium.org | d9ea09e | 2014-03-25 17:32:26 +0000 | [diff] [blame] | 1470 | SkMatrix m; |
| 1471 | m.setRotate(degrees); |
| 1472 | this->concat(m); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1473 | } |
| 1474 | |
bungeman | 7438bfc | 2016-07-12 15:01:19 -0700 | [diff] [blame] | 1475 | void SkCanvas::rotate(SkScalar degrees, SkScalar px, SkScalar py) { |
| 1476 | SkMatrix m; |
| 1477 | m.setRotate(degrees, px, py); |
| 1478 | this->concat(m); |
| 1479 | } |
| 1480 | |
commit-bot@chromium.org | 9236238 | 2014-03-18 12:51:48 +0000 | [diff] [blame] | 1481 | void SkCanvas::skew(SkScalar sx, SkScalar sy) { |
commit-bot@chromium.org | d9ea09e | 2014-03-25 17:32:26 +0000 | [diff] [blame] | 1482 | SkMatrix m; |
| 1483 | m.setSkew(sx, sy); |
| 1484 | this->concat(m); |
commit-bot@chromium.org | 44c48d0 | 2014-03-13 20:03:58 +0000 | [diff] [blame] | 1485 | } |
| 1486 | |
commit-bot@chromium.org | 9236238 | 2014-03-18 12:51:48 +0000 | [diff] [blame] | 1487 | void SkCanvas::concat(const SkMatrix& matrix) { |
commit-bot@chromium.org | d9ea09e | 2014-03-25 17:32:26 +0000 | [diff] [blame] | 1488 | if (matrix.isIdentity()) { |
| 1489 | return; |
| 1490 | } |
| 1491 | |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1492 | this->checkForDeferredSave(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1493 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1494 | fCachedLocalClipBoundsDirty = true; |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1495 | fMCRec->fMatrix.preConcat(matrix); |
commit-bot@chromium.org | 44c48d0 | 2014-03-13 20:03:58 +0000 | [diff] [blame] | 1496 | |
| 1497 | this->didConcat(matrix); |
commit-bot@chromium.org | 44c48d0 | 2014-03-13 20:03:58 +0000 | [diff] [blame] | 1498 | } |
| 1499 | |
reed | 8c30a81 | 2016-04-20 16:36:51 -0700 | [diff] [blame] | 1500 | void SkCanvas::internalSetMatrix(const SkMatrix& matrix) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1501 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1502 | fCachedLocalClipBoundsDirty = true; |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1503 | fMCRec->fMatrix = matrix; |
reed | 8c30a81 | 2016-04-20 16:36:51 -0700 | [diff] [blame] | 1504 | } |
| 1505 | |
| 1506 | void SkCanvas::setMatrix(const SkMatrix& matrix) { |
| 1507 | this->checkForDeferredSave(); |
| 1508 | this->internalSetMatrix(matrix); |
commit-bot@chromium.org | 44c48d0 | 2014-03-13 20:03:58 +0000 | [diff] [blame] | 1509 | this->didSetMatrix(matrix); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1510 | } |
| 1511 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1512 | void SkCanvas::resetMatrix() { |
reed | 8c30a81 | 2016-04-20 16:36:51 -0700 | [diff] [blame] | 1513 | this->setMatrix(SkMatrix::I()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1514 | } |
| 1515 | |
vjiaoblack | 95302da | 2016-07-21 10:25:54 -0700 | [diff] [blame] | 1516 | #ifdef SK_EXPERIMENTAL_SHADOWING |
vjiaoblack | e5de130 | 2016-07-13 14:05:28 -0700 | [diff] [blame] | 1517 | void SkCanvas::translateZ(SkScalar z) { |
| 1518 | this->checkForDeferredSave(); |
| 1519 | this->fMCRec->fCurDrawDepth += z; |
| 1520 | this->didTranslateZ(z); |
| 1521 | } |
| 1522 | |
| 1523 | SkScalar SkCanvas::getZ() const { |
| 1524 | return this->fMCRec->fCurDrawDepth; |
| 1525 | } |
| 1526 | |
vjiaoblack | 95302da | 2016-07-21 10:25:54 -0700 | [diff] [blame] | 1527 | void SkCanvas::setLights(sk_sp<SkLights> lights) { |
| 1528 | this->fLights = lights; |
| 1529 | } |
| 1530 | |
| 1531 | sk_sp<SkLights> SkCanvas::getLights() const { |
| 1532 | return this->fLights; |
| 1533 | } |
| 1534 | #endif |
| 1535 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1536 | ////////////////////////////////////////////////////////////////////////////// |
| 1537 | |
commit-bot@chromium.org | 759cf48 | 2014-03-06 13:18:07 +0000 | [diff] [blame] | 1538 | void SkCanvas::clipRect(const SkRect& rect, SkRegion::Op op, bool doAA) { |
reed | 2d1afab | 2016-06-29 14:33:11 -0700 | [diff] [blame] | 1539 | if (!fAllowSoftClip) { |
| 1540 | doAA = false; |
| 1541 | } |
| 1542 | |
| 1543 | #ifdef SK_SUPPORT_PRECHECK_CLIPRECT |
| 1544 | // Check if we can quick-accept the clip call (and do nothing) |
| 1545 | // |
reed | 7446716 | 2016-06-30 08:15:35 -0700 | [diff] [blame] | 1546 | if (SkRegion::kIntersect_Op == op && !doAA && fMCRec->fMatrix.isScaleTranslate()) { |
halcanary | c5769b2 | 2016-08-10 07:13:21 -0700 | [diff] [blame^] | 1547 | SkRect devR; |
| 1548 | fMCRec->fMatrix.mapRectScaleTranslate(&devR, rect); |
reed | 2d1afab | 2016-06-29 14:33:11 -0700 | [diff] [blame] | 1549 | // NOTE: this check is CTM specific, since we might round differently with a different |
| 1550 | // CTM. Thus this is only 100% reliable if there is not global CTM scale to be |
| 1551 | // applied later (i.e. if this is going into a picture). |
| 1552 | if (devR.round().contains(fMCRec->fRasterClip.getBounds())) { |
| 1553 | #if 0 |
| 1554 | SkDebugf("ignored clipRect [%g %g %g %g]\n", |
| 1555 | rect.left(), rect.top(), rect.right(), rect.bottom()); |
| 1556 | #endif |
| 1557 | return; |
| 1558 | } |
| 1559 | } |
| 1560 | #endif |
| 1561 | |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1562 | this->checkForDeferredSave(); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1563 | ClipEdgeStyle edgeStyle = doAA ? kSoft_ClipEdgeStyle : kHard_ClipEdgeStyle; |
| 1564 | this->onClipRect(rect, op, edgeStyle); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1565 | } |
| 1566 | |
| 1567 | void SkCanvas::onClipRect(const SkRect& rect, SkRegion::Op op, ClipEdgeStyle edgeStyle) { |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1568 | #ifdef SK_ENABLE_CLIP_QUICKREJECT |
| 1569 | if (SkRegion::kIntersect_Op == op) { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1570 | if (fMCRec->fRasterClip.isEmpty()) { |
reed | 2d1afab | 2016-06-29 14:33:11 -0700 | [diff] [blame] | 1571 | return; |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1572 | } |
| 1573 | |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1574 | if (this->quickReject(rect)) { |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1575 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1576 | fCachedLocalClipBoundsDirty = true; |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1577 | |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1578 | fClipStack->clipEmpty(); |
reed | 2d1afab | 2016-06-29 14:33:11 -0700 | [diff] [blame] | 1579 | (void)fMCRec->fRasterClip.setEmpty(); |
| 1580 | return; |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1581 | } |
| 1582 | } |
| 1583 | #endif |
| 1584 | |
reed | 7446716 | 2016-06-30 08:15:35 -0700 | [diff] [blame] | 1585 | const bool isScaleTrans = fMCRec->fMatrix.isScaleTranslate(); |
reed | c64eff5 | 2015-11-21 12:39:45 -0800 | [diff] [blame] | 1586 | SkRect devR; |
reed | 7446716 | 2016-06-30 08:15:35 -0700 | [diff] [blame] | 1587 | if (isScaleTrans) { |
halcanary | c5769b2 | 2016-08-10 07:13:21 -0700 | [diff] [blame^] | 1588 | fMCRec->fMatrix.mapRectScaleTranslate(&devR, rect); |
reed | c64eff5 | 2015-11-21 12:39:45 -0800 | [diff] [blame] | 1589 | } |
bsalomon | ac8cabd | 2015-11-20 18:53:07 -0800 | [diff] [blame] | 1590 | |
reed | 2d1afab | 2016-06-29 14:33:11 -0700 | [diff] [blame] | 1591 | #ifndef SK_SUPPORT_PRECHECK_CLIPRECT |
reed | c64eff5 | 2015-11-21 12:39:45 -0800 | [diff] [blame] | 1592 | if (SkRegion::kIntersect_Op == op && |
| 1593 | kHard_ClipEdgeStyle == edgeStyle |
reed | 7446716 | 2016-06-30 08:15:35 -0700 | [diff] [blame] | 1594 | && isScaleTrans) |
reed | c64eff5 | 2015-11-21 12:39:45 -0800 | [diff] [blame] | 1595 | { |
| 1596 | if (devR.round().contains(fMCRec->fRasterClip.getBounds())) { |
| 1597 | #if 0 |
| 1598 | SkDebugf("------- ignored clipRect [%g %g %g %g]\n", |
| 1599 | rect.left(), rect.top(), rect.right(), rect.bottom()); |
| 1600 | #endif |
| 1601 | return; |
| 1602 | } |
| 1603 | } |
reed | 2d1afab | 2016-06-29 14:33:11 -0700 | [diff] [blame] | 1604 | #endif |
reed | c64eff5 | 2015-11-21 12:39:45 -0800 | [diff] [blame] | 1605 | |
| 1606 | AutoValidateClip avc(this); |
| 1607 | |
| 1608 | fDeviceCMDirty = true; |
| 1609 | fCachedLocalClipBoundsDirty = true; |
| 1610 | |
reed | 7446716 | 2016-06-30 08:15:35 -0700 | [diff] [blame] | 1611 | if (isScaleTrans) { |
reed | c64eff5 | 2015-11-21 12:39:45 -0800 | [diff] [blame] | 1612 | const bool isAA = kSoft_ClipEdgeStyle == edgeStyle; |
| 1613 | fClipStack->clipDevRect(devR, op, isAA); |
senorblanco | afc7cce | 2016-02-02 18:44:15 -0800 | [diff] [blame] | 1614 | fMCRec->fRasterClip.op(devR, this->getTopLayerBounds(), op, isAA); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1615 | } else { |
robertphillips@google.com | 1236719 | 2013-10-20 13:11:16 +0000 | [diff] [blame] | 1616 | // since we're rotated or some such thing, we convert the rect to a path |
reed@android.com | 98de2bd | 2009-03-02 19:41:36 +0000 | [diff] [blame] | 1617 | // and clip against that, since it can handle any matrix. However, to |
| 1618 | // avoid recursion in the case where we are subclassed (e.g. Pictures) |
| 1619 | // we explicitly call "our" version of clipPath. |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1620 | SkPath path; |
| 1621 | |
| 1622 | path.addRect(rect); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1623 | this->SkCanvas::onClipPath(path, op, edgeStyle); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1624 | } |
| 1625 | } |
| 1626 | |
commit-bot@chromium.org | 759cf48 | 2014-03-06 13:18:07 +0000 | [diff] [blame] | 1627 | void SkCanvas::clipRRect(const SkRRect& rrect, SkRegion::Op op, bool doAA) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1628 | this->checkForDeferredSave(); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1629 | ClipEdgeStyle edgeStyle = doAA ? kSoft_ClipEdgeStyle : kHard_ClipEdgeStyle; |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1630 | if (rrect.isRect()) { |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1631 | this->onClipRect(rrect.getBounds(), op, edgeStyle); |
| 1632 | } else { |
| 1633 | this->onClipRRect(rrect, op, edgeStyle); |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1634 | } |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1635 | } |
commit-bot@chromium.org | 14e50ae | 2014-02-16 23:35:31 +0000 | [diff] [blame] | 1636 | |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1637 | void SkCanvas::onClipRRect(const SkRRect& rrect, SkRegion::Op op, ClipEdgeStyle edgeStyle) { |
commit-bot@chromium.org | 14e50ae | 2014-02-16 23:35:31 +0000 | [diff] [blame] | 1638 | SkRRect transformedRRect; |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1639 | if (rrect.transform(fMCRec->fMatrix, &transformedRRect)) { |
commit-bot@chromium.org | 14e50ae | 2014-02-16 23:35:31 +0000 | [diff] [blame] | 1640 | AutoValidateClip avc(this); |
| 1641 | |
| 1642 | fDeviceCMDirty = true; |
| 1643 | fCachedLocalClipBoundsDirty = true; |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1644 | if (!fAllowSoftClip) { |
| 1645 | edgeStyle = kHard_ClipEdgeStyle; |
| 1646 | } |
commit-bot@chromium.org | 14e50ae | 2014-02-16 23:35:31 +0000 | [diff] [blame] | 1647 | |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1648 | fClipStack->clipDevRRect(transformedRRect, op, kSoft_ClipEdgeStyle == edgeStyle); |
commit-bot@chromium.org | 14e50ae | 2014-02-16 23:35:31 +0000 | [diff] [blame] | 1649 | |
senorblanco | afc7cce | 2016-02-02 18:44:15 -0800 | [diff] [blame] | 1650 | fMCRec->fRasterClip.op(transformedRRect, this->getTopLayerBounds(), op, |
robertphillips | 125f19a | 2015-11-23 09:00:05 -0800 | [diff] [blame] | 1651 | kSoft_ClipEdgeStyle == edgeStyle); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1652 | return; |
commit-bot@chromium.org | 14e50ae | 2014-02-16 23:35:31 +0000 | [diff] [blame] | 1653 | } |
| 1654 | |
| 1655 | SkPath path; |
| 1656 | path.addRRect(rrect); |
| 1657 | // call the non-virtual version |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1658 | this->SkCanvas::onClipPath(path, op, edgeStyle); |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1659 | } |
| 1660 | |
commit-bot@chromium.org | 759cf48 | 2014-03-06 13:18:07 +0000 | [diff] [blame] | 1661 | void SkCanvas::clipPath(const SkPath& path, SkRegion::Op op, bool doAA) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1662 | this->checkForDeferredSave(); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1663 | ClipEdgeStyle edgeStyle = doAA ? kSoft_ClipEdgeStyle : kHard_ClipEdgeStyle; |
robertphillips | 39f0538 | 2015-11-24 09:30:12 -0800 | [diff] [blame] | 1664 | |
| 1665 | if (!path.isInverseFillType() && fMCRec->fMatrix.rectStaysRect()) { |
| 1666 | SkRect r; |
| 1667 | if (path.isRect(&r)) { |
| 1668 | this->onClipRect(r, op, edgeStyle); |
| 1669 | return; |
| 1670 | } |
| 1671 | SkRRect rrect; |
| 1672 | if (path.isOval(&r)) { |
| 1673 | rrect.setOval(r); |
| 1674 | this->onClipRRect(rrect, op, edgeStyle); |
| 1675 | return; |
| 1676 | } |
| 1677 | if (path.isRRect(&rrect)) { |
| 1678 | this->onClipRRect(rrect, op, edgeStyle); |
| 1679 | return; |
| 1680 | } |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1681 | } |
robertphillips | 39f0538 | 2015-11-24 09:30:12 -0800 | [diff] [blame] | 1682 | |
| 1683 | this->onClipPath(path, op, edgeStyle); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1684 | } |
| 1685 | |
| 1686 | void SkCanvas::onClipPath(const SkPath& path, SkRegion::Op op, ClipEdgeStyle edgeStyle) { |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1687 | #ifdef SK_ENABLE_CLIP_QUICKREJECT |
| 1688 | if (SkRegion::kIntersect_Op == op && !path.isInverseFillType()) { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1689 | if (fMCRec->fRasterClip.isEmpty()) { |
reed | 2d1afab | 2016-06-29 14:33:11 -0700 | [diff] [blame] | 1690 | return; |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1691 | } |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 1692 | |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1693 | if (this->quickReject(path.getBounds())) { |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1694 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1695 | fCachedLocalClipBoundsDirty = true; |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 1696 | |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1697 | fClipStack->clipEmpty(); |
reed | 2d1afab | 2016-06-29 14:33:11 -0700 | [diff] [blame] | 1698 | (void)fMCRec->fRasterClip.setEmpty(); |
| 1699 | return; |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1700 | } |
| 1701 | } |
| 1702 | #endif |
| 1703 | |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1704 | AutoValidateClip avc(this); |
| 1705 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1706 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1707 | fCachedLocalClipBoundsDirty = true; |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1708 | if (!fAllowSoftClip) { |
| 1709 | edgeStyle = kHard_ClipEdgeStyle; |
| 1710 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1711 | |
| 1712 | SkPath devPath; |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1713 | path.transform(fMCRec->fMatrix, &devPath); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1714 | |
reed@google.com | fe70112 | 2011-11-08 19:41:23 +0000 | [diff] [blame] | 1715 | // Check if the transfomation, or the original path itself |
| 1716 | // made us empty. Note this can also happen if we contained NaN |
| 1717 | // values. computing the bounds detects this, and will set our |
| 1718 | // bounds to empty if that is the case. (see SkRect::set(pts, count)) |
| 1719 | if (devPath.getBounds().isEmpty()) { |
| 1720 | // resetting the path will remove any NaN or other wanky values |
| 1721 | // that might upset our scan converter. |
| 1722 | devPath.reset(); |
| 1723 | } |
| 1724 | |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1725 | // if we called path.swap() we could avoid a deep copy of this path |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1726 | fClipStack->clipDevPath(devPath, op, kSoft_ClipEdgeStyle == edgeStyle); |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1727 | |
caryclark@google.com | 45a75fb | 2013-04-25 13:34:40 +0000 | [diff] [blame] | 1728 | if (fAllowSimplifyClip) { |
fmalita | 1a481fe | 2015-02-04 07:39:34 -0800 | [diff] [blame] | 1729 | bool clipIsAA = getClipStack()->asPath(&devPath); |
| 1730 | if (clipIsAA) { |
| 1731 | edgeStyle = kSoft_ClipEdgeStyle; |
caryclark@google.com | 45a75fb | 2013-04-25 13:34:40 +0000 | [diff] [blame] | 1732 | } |
fmalita | 1a481fe | 2015-02-04 07:39:34 -0800 | [diff] [blame] | 1733 | |
caryclark@google.com | 45a75fb | 2013-04-25 13:34:40 +0000 | [diff] [blame] | 1734 | op = SkRegion::kReplace_Op; |
| 1735 | } |
| 1736 | |
senorblanco | afc7cce | 2016-02-02 18:44:15 -0800 | [diff] [blame] | 1737 | fMCRec->fRasterClip.op(devPath, this->getTopLayerBounds(), op, edgeStyle); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1738 | } |
| 1739 | |
commit-bot@chromium.org | 759cf48 | 2014-03-06 13:18:07 +0000 | [diff] [blame] | 1740 | void SkCanvas::clipRegion(const SkRegion& rgn, SkRegion::Op op) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1741 | this->checkForDeferredSave(); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1742 | this->onClipRegion(rgn, op); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1743 | } |
| 1744 | |
| 1745 | void SkCanvas::onClipRegion(const SkRegion& rgn, SkRegion::Op op) { |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1746 | AutoValidateClip avc(this); |
| 1747 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1748 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1749 | fCachedLocalClipBoundsDirty = true; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1750 | |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1751 | // todo: signal fClipStack that we have a region, and therefore (I guess) |
| 1752 | // we have to ignore it, and use the region directly? |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1753 | fClipStack->clipDevRect(rgn.getBounds(), op); |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1754 | |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1755 | fMCRec->fRasterClip.op(rgn, op); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1756 | } |
| 1757 | |
reed@google.com | 819c921 | 2011-02-23 18:56:55 +0000 | [diff] [blame] | 1758 | #ifdef SK_DEBUG |
| 1759 | void SkCanvas::validateClip() const { |
| 1760 | // construct clipRgn from the clipstack |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 1761 | const SkBaseDevice* device = this->getDevice(); |
djsollen@google.com | ccfee2a | 2012-05-01 16:50:10 +0000 | [diff] [blame] | 1762 | if (!device) { |
commit-bot@chromium.org | 5c70cdc | 2014-03-08 03:57:19 +0000 | [diff] [blame] | 1763 | SkASSERT(this->isClipEmpty()); |
djsollen@google.com | ccfee2a | 2012-05-01 16:50:10 +0000 | [diff] [blame] | 1764 | return; |
| 1765 | } |
| 1766 | |
reed@google.com | 819c921 | 2011-02-23 18:56:55 +0000 | [diff] [blame] | 1767 | SkIRect ir; |
| 1768 | ir.set(0, 0, device->width(), device->height()); |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 1769 | SkRasterClip tmpClip(ir, fConservativeRasterClip); |
reed@google.com | 819c921 | 2011-02-23 18:56:55 +0000 | [diff] [blame] | 1770 | |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1771 | SkClipStack::B2TIter iter(*fClipStack); |
bsalomon@google.com | 8182fa0 | 2012-12-04 14:06:06 +0000 | [diff] [blame] | 1772 | const SkClipStack::Element* element; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1773 | while ((element = iter.next()) != nullptr) { |
bsalomon@google.com | 8182fa0 | 2012-12-04 14:06:06 +0000 | [diff] [blame] | 1774 | switch (element->getType()) { |
bsalomon@google.com | 8182fa0 | 2012-12-04 14:06:06 +0000 | [diff] [blame] | 1775 | case SkClipStack::Element::kRect_Type: |
| 1776 | element->getRect().round(&ir); |
| 1777 | tmpClip.op(ir, element->getOp()); |
| 1778 | break; |
| 1779 | case SkClipStack::Element::kEmpty_Type: |
| 1780 | tmpClip.setEmpty(); |
| 1781 | break; |
commit-bot@chromium.org | 9cb671a | 2014-02-16 14:45:45 +0000 | [diff] [blame] | 1782 | default: { |
| 1783 | SkPath path; |
| 1784 | element->asPath(&path); |
senorblanco | afc7cce | 2016-02-02 18:44:15 -0800 | [diff] [blame] | 1785 | tmpClip.op(path, this->getTopLayerBounds(), element->getOp(), element->isAA()); |
commit-bot@chromium.org | 9cb671a | 2014-02-16 14:45:45 +0000 | [diff] [blame] | 1786 | break; |
| 1787 | } |
reed@google.com | 819c921 | 2011-02-23 18:56:55 +0000 | [diff] [blame] | 1788 | } |
| 1789 | } |
reed@google.com | 819c921 | 2011-02-23 18:56:55 +0000 | [diff] [blame] | 1790 | } |
| 1791 | #endif |
| 1792 | |
reed@google.com | 90c07ea | 2012-04-13 13:50:27 +0000 | [diff] [blame] | 1793 | void SkCanvas::replayClips(ClipVisitor* visitor) const { |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1794 | SkClipStack::B2TIter iter(*fClipStack); |
bsalomon@google.com | 8182fa0 | 2012-12-04 14:06:06 +0000 | [diff] [blame] | 1795 | const SkClipStack::Element* element; |
reed@google.com | 90c07ea | 2012-04-13 13:50:27 +0000 | [diff] [blame] | 1796 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1797 | while ((element = iter.next()) != nullptr) { |
fmalita | c3b589a | 2014-06-05 12:40:07 -0700 | [diff] [blame] | 1798 | element->replay(visitor); |
reed@google.com | 90c07ea | 2012-04-13 13:50:27 +0000 | [diff] [blame] | 1799 | } |
| 1800 | } |
| 1801 | |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1802 | /////////////////////////////////////////////////////////////////////////////// |
| 1803 | |
reed@google.com | 754de5f | 2014-02-24 19:38:20 +0000 | [diff] [blame] | 1804 | bool SkCanvas::isClipEmpty() const { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1805 | return fMCRec->fRasterClip.isEmpty(); |
reed@google.com | 754de5f | 2014-02-24 19:38:20 +0000 | [diff] [blame] | 1806 | } |
| 1807 | |
commit-bot@chromium.org | 5c70cdc | 2014-03-08 03:57:19 +0000 | [diff] [blame] | 1808 | bool SkCanvas::isClipRect() const { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1809 | return fMCRec->fRasterClip.isRect(); |
commit-bot@chromium.org | 5c70cdc | 2014-03-08 03:57:19 +0000 | [diff] [blame] | 1810 | } |
| 1811 | |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1812 | bool SkCanvas::quickReject(const SkRect& rect) const { |
reed@google.com | 1607863 | 2011-12-06 18:56:37 +0000 | [diff] [blame] | 1813 | if (!rect.isFinite()) |
wjmaclean@chromium.org | 116b2bc | 2011-02-07 17:48:37 +0000 | [diff] [blame] | 1814 | return true; |
| 1815 | |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1816 | if (fMCRec->fRasterClip.isEmpty()) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1817 | return true; |
| 1818 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1819 | |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1820 | if (fMCRec->fMatrix.hasPerspective()) { |
reed@android.com | a380ae4 | 2009-07-21 01:17:02 +0000 | [diff] [blame] | 1821 | SkRect dst; |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1822 | fMCRec->fMatrix.mapRect(&dst, rect); |
reed | b07a94f | 2014-11-19 05:03:18 -0800 | [diff] [blame] | 1823 | return !SkIRect::Intersects(dst.roundOut(), fMCRec->fRasterClip.getBounds()); |
reed@android.com | a380ae4 | 2009-07-21 01:17:02 +0000 | [diff] [blame] | 1824 | } else { |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1825 | const SkRect& clipR = this->getLocalClipBounds(); |
reed@android.com | d252db0 | 2009-04-01 18:31:44 +0000 | [diff] [blame] | 1826 | |
reed@android.com | a380ae4 | 2009-07-21 01:17:02 +0000 | [diff] [blame] | 1827 | // for speed, do the most likely reject compares first |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1828 | // TODO: should we use | instead, or compare all 4 at once? |
| 1829 | if (rect.fTop >= clipR.fBottom || rect.fBottom <= clipR.fTop) { |
reed@android.com | a380ae4 | 2009-07-21 01:17:02 +0000 | [diff] [blame] | 1830 | return true; |
| 1831 | } |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1832 | if (rect.fLeft >= clipR.fRight || rect.fRight <= clipR.fLeft) { |
reed@android.com | a380ae4 | 2009-07-21 01:17:02 +0000 | [diff] [blame] | 1833 | return true; |
| 1834 | } |
| 1835 | return false; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1836 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1837 | } |
| 1838 | |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1839 | bool SkCanvas::quickReject(const SkPath& path) const { |
| 1840 | return path.isEmpty() || this->quickReject(path.getBounds()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1841 | } |
| 1842 | |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1843 | bool SkCanvas::getClipBounds(SkRect* bounds) const { |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1844 | SkIRect ibounds; |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1845 | if (!this->getClipDeviceBounds(&ibounds)) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1846 | return false; |
| 1847 | } |
| 1848 | |
reed@android.com | d9c0f0b | 2009-02-06 22:39:37 +0000 | [diff] [blame] | 1849 | SkMatrix inverse; |
| 1850 | // if we can't invert the CTM, we can't return local clip bounds |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1851 | if (!fMCRec->fMatrix.invert(&inverse)) { |
reed@android.com | 72dcd3a | 2009-05-18 15:46:29 +0000 | [diff] [blame] | 1852 | if (bounds) { |
| 1853 | bounds->setEmpty(); |
| 1854 | } |
reed@android.com | d9c0f0b | 2009-02-06 22:39:37 +0000 | [diff] [blame] | 1855 | return false; |
| 1856 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1857 | |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 1858 | if (bounds) { |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1859 | SkRect r; |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1860 | // adjust it outwards in case we are antialiasing |
| 1861 | const int inset = 1; |
reed@google.com | fa4d5bd | 2012-01-30 17:36:27 +0000 | [diff] [blame] | 1862 | |
reed@google.com | 8f4d230 | 2013-12-17 16:44:46 +0000 | [diff] [blame] | 1863 | r.iset(ibounds.fLeft - inset, ibounds.fTop - inset, |
| 1864 | ibounds.fRight + inset, ibounds.fBottom + inset); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1865 | inverse.mapRect(bounds, r); |
| 1866 | } |
| 1867 | return true; |
| 1868 | } |
| 1869 | |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1870 | bool SkCanvas::getClipDeviceBounds(SkIRect* bounds) const { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1871 | const SkRasterClip& clip = fMCRec->fRasterClip; |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1872 | if (clip.isEmpty()) { |
| 1873 | if (bounds) { |
| 1874 | bounds->setEmpty(); |
| 1875 | } |
| 1876 | return false; |
| 1877 | } |
| 1878 | |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 1879 | if (bounds) { |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1880 | *bounds = clip.getBounds(); |
| 1881 | } |
| 1882 | return true; |
| 1883 | } |
| 1884 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1885 | const SkMatrix& SkCanvas::getTotalMatrix() const { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1886 | return fMCRec->fMatrix; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1887 | } |
| 1888 | |
commit-bot@chromium.org | 5c70cdc | 2014-03-08 03:57:19 +0000 | [diff] [blame] | 1889 | const SkRegion& SkCanvas::internal_private_getTotalClip() const { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1890 | return fMCRec->fRasterClip.forceGetBW(); |
commit-bot@chromium.org | 5c70cdc | 2014-03-08 03:57:19 +0000 | [diff] [blame] | 1891 | } |
| 1892 | |
robertphillips | 175dd9b | 2016-04-28 14:32:04 -0700 | [diff] [blame] | 1893 | GrDrawContext* SkCanvas::internal_private_accessTopLayerDrawContext() { |
reed@google.com | 9c135db | 2014-03-12 18:28:35 +0000 | [diff] [blame] | 1894 | SkBaseDevice* dev = this->getTopDevice(); |
robertphillips | 175dd9b | 2016-04-28 14:32:04 -0700 | [diff] [blame] | 1895 | return dev ? dev->accessDrawContext() : nullptr; |
reed@google.com | 9c135db | 2014-03-12 18:28:35 +0000 | [diff] [blame] | 1896 | } |
| 1897 | |
commit-bot@chromium.org | 644629c | 2013-11-21 06:21:58 +0000 | [diff] [blame] | 1898 | GrContext* SkCanvas::getGrContext() { |
commit-bot@chromium.org | 644629c | 2013-11-21 06:21:58 +0000 | [diff] [blame] | 1899 | SkBaseDevice* device = this->getTopDevice(); |
reed | 86ae3d1 | 2016-04-26 06:57:31 -0700 | [diff] [blame] | 1900 | return device ? device->context() : nullptr; |
commit-bot@chromium.org | 644629c | 2013-11-21 06:21:58 +0000 | [diff] [blame] | 1901 | } |
bsalomon@google.com | e97f085 | 2011-06-17 13:10:25 +0000 | [diff] [blame] | 1902 | |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 1903 | void SkCanvas::drawDRRect(const SkRRect& outer, const SkRRect& inner, |
| 1904 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 1905 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawDRRect()"); |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 1906 | if (outer.isEmpty()) { |
| 1907 | return; |
| 1908 | } |
| 1909 | if (inner.isEmpty()) { |
| 1910 | this->drawRRect(outer, paint); |
| 1911 | return; |
| 1912 | } |
| 1913 | |
| 1914 | // We don't have this method (yet), but technically this is what we should |
| 1915 | // be able to assert... |
| 1916 | // SkASSERT(outer.contains(inner)); |
| 1917 | // |
| 1918 | // For now at least check for containment of bounds |
| 1919 | SkASSERT(outer.getBounds().contains(inner.getBounds())); |
| 1920 | |
| 1921 | this->onDrawDRRect(outer, inner, paint); |
| 1922 | } |
| 1923 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1924 | // These need to stop being virtual -- clients need to override the onDraw... versions |
| 1925 | |
| 1926 | void SkCanvas::drawPaint(const SkPaint& paint) { |
| 1927 | this->onDrawPaint(paint); |
| 1928 | } |
| 1929 | |
| 1930 | void SkCanvas::drawRect(const SkRect& r, const SkPaint& paint) { |
| 1931 | this->onDrawRect(r, paint); |
| 1932 | } |
| 1933 | |
| 1934 | void SkCanvas::drawOval(const SkRect& r, const SkPaint& paint) { |
| 1935 | this->onDrawOval(r, paint); |
| 1936 | } |
| 1937 | |
| 1938 | void SkCanvas::drawRRect(const SkRRect& rrect, const SkPaint& paint) { |
| 1939 | this->onDrawRRect(rrect, paint); |
| 1940 | } |
| 1941 | |
| 1942 | void SkCanvas::drawPoints(PointMode mode, size_t count, const SkPoint pts[], const SkPaint& paint) { |
| 1943 | this->onDrawPoints(mode, count, pts, paint); |
| 1944 | } |
| 1945 | |
| 1946 | void SkCanvas::drawVertices(VertexMode vmode, int vertexCount, const SkPoint vertices[], |
| 1947 | const SkPoint texs[], const SkColor colors[], SkXfermode* xmode, |
| 1948 | const uint16_t indices[], int indexCount, const SkPaint& paint) { |
| 1949 | this->onDrawVertices(vmode, vertexCount, vertices, texs, colors, xmode, |
| 1950 | indices, indexCount, paint); |
| 1951 | } |
| 1952 | |
| 1953 | void SkCanvas::drawPath(const SkPath& path, const SkPaint& paint) { |
| 1954 | this->onDrawPath(path, paint); |
| 1955 | } |
| 1956 | |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 1957 | void SkCanvas::drawImage(const SkImage* image, SkScalar x, SkScalar y, const SkPaint* paint) { |
reed | e3b38ce | 2016-01-08 09:18:44 -0800 | [diff] [blame] | 1958 | RETURN_ON_NULL(image); |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 1959 | this->onDrawImage(image, x, y, paint); |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1960 | } |
| 1961 | |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1962 | void SkCanvas::drawImageRect(const SkImage* image, const SkRect& src, const SkRect& dst, |
| 1963 | const SkPaint* paint, SrcRectConstraint constraint) { |
reed | e3b38ce | 2016-01-08 09:18:44 -0800 | [diff] [blame] | 1964 | RETURN_ON_NULL(image); |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1965 | if (dst.isEmpty() || src.isEmpty()) { |
| 1966 | return; |
| 1967 | } |
| 1968 | this->onDrawImageRect(image, &src, dst, paint, constraint); |
| 1969 | } |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1970 | |
reed | 84984ef | 2015-07-17 07:09:43 -0700 | [diff] [blame] | 1971 | void SkCanvas::drawImageRect(const SkImage* image, const SkIRect& isrc, const SkRect& dst, |
| 1972 | const SkPaint* paint, SrcRectConstraint constraint) { |
reed | e3b38ce | 2016-01-08 09:18:44 -0800 | [diff] [blame] | 1973 | RETURN_ON_NULL(image); |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1974 | this->drawImageRect(image, SkRect::Make(isrc), dst, paint, constraint); |
reed | 84984ef | 2015-07-17 07:09:43 -0700 | [diff] [blame] | 1975 | } |
| 1976 | |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1977 | void SkCanvas::drawImageRect(const SkImage* image, const SkRect& dst, const SkPaint* paint, |
| 1978 | SrcRectConstraint constraint) { |
reed | e3b38ce | 2016-01-08 09:18:44 -0800 | [diff] [blame] | 1979 | RETURN_ON_NULL(image); |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1980 | this->drawImageRect(image, SkRect::MakeIWH(image->width(), image->height()), dst, paint, |
| 1981 | constraint); |
| 1982 | } |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1983 | |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 1984 | void SkCanvas::drawImageNine(const SkImage* image, const SkIRect& center, const SkRect& dst, |
| 1985 | const SkPaint* paint) { |
reed | e3b38ce | 2016-01-08 09:18:44 -0800 | [diff] [blame] | 1986 | RETURN_ON_NULL(image); |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 1987 | if (dst.isEmpty()) { |
| 1988 | return; |
| 1989 | } |
msarett | 552bca9 | 2016-08-03 06:53:26 -0700 | [diff] [blame] | 1990 | if (SkLatticeIter::Valid(image->width(), image->height(), center)) { |
| 1991 | this->onDrawImageNine(image, center, dst, paint); |
| 1992 | } else { |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1993 | this->drawImageRect(image, dst, paint); |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 1994 | } |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 1995 | } |
| 1996 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1997 | void SkCanvas::drawBitmap(const SkBitmap& bitmap, SkScalar dx, SkScalar dy, const SkPaint* paint) { |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 1998 | if (bitmap.drawsNothing()) { |
tomhudson | 2df6fd6 | 2015-04-09 09:20:19 -0700 | [diff] [blame] | 1999 | return; |
| 2000 | } |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2001 | this->onDrawBitmap(bitmap, dx, dy, paint); |
| 2002 | } |
| 2003 | |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 2004 | void SkCanvas::drawBitmapRect(const SkBitmap& bitmap, const SkRect& src, const SkRect& dst, |
reed | a5517e2 | 2015-07-14 10:54:12 -0700 | [diff] [blame] | 2005 | const SkPaint* paint, SrcRectConstraint constraint) { |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 2006 | if (bitmap.drawsNothing() || dst.isEmpty() || src.isEmpty()) { |
reed | a5517e2 | 2015-07-14 10:54:12 -0700 | [diff] [blame] | 2007 | return; |
| 2008 | } |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 2009 | this->onDrawBitmapRect(bitmap, &src, dst, paint, constraint); |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2010 | } |
| 2011 | |
reed | 84984ef | 2015-07-17 07:09:43 -0700 | [diff] [blame] | 2012 | void SkCanvas::drawBitmapRect(const SkBitmap& bitmap, const SkIRect& isrc, const SkRect& dst, |
| 2013 | const SkPaint* paint, SrcRectConstraint constraint) { |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 2014 | this->drawBitmapRect(bitmap, SkRect::Make(isrc), dst, paint, constraint); |
reed | 84984ef | 2015-07-17 07:09:43 -0700 | [diff] [blame] | 2015 | } |
| 2016 | |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 2017 | void SkCanvas::drawBitmapRect(const SkBitmap& bitmap, const SkRect& dst, const SkPaint* paint, |
| 2018 | SrcRectConstraint constraint) { |
| 2019 | this->drawBitmapRect(bitmap, SkRect::MakeIWH(bitmap.width(), bitmap.height()), dst, paint, |
| 2020 | constraint); |
| 2021 | } |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 2022 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2023 | void SkCanvas::drawBitmapNine(const SkBitmap& bitmap, const SkIRect& center, const SkRect& dst, |
| 2024 | const SkPaint* paint) { |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2025 | if (bitmap.drawsNothing() || dst.isEmpty()) { |
tomhudson | 2df6fd6 | 2015-04-09 09:20:19 -0700 | [diff] [blame] | 2026 | return; |
| 2027 | } |
msarett | 552bca9 | 2016-08-03 06:53:26 -0700 | [diff] [blame] | 2028 | if (SkLatticeIter::Valid(bitmap.width(), bitmap.height(), center)) { |
| 2029 | this->onDrawBitmapNine(bitmap, center, dst, paint); |
| 2030 | } else { |
reed | a5517e2 | 2015-07-14 10:54:12 -0700 | [diff] [blame] | 2031 | this->drawBitmapRect(bitmap, dst, paint); |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2032 | } |
msarett | 552bca9 | 2016-08-03 06:53:26 -0700 | [diff] [blame] | 2033 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2034 | } |
| 2035 | |
msarett | c573a40 | 2016-08-02 08:05:56 -0700 | [diff] [blame] | 2036 | void SkCanvas::drawBitmapLattice(const SkBitmap& bitmap, const Lattice& lattice, const SkRect& dst, |
| 2037 | const SkPaint* paint) { |
| 2038 | sk_sp<SkImage> image = SkImage::MakeFromBitmap(bitmap); |
| 2039 | this->drawImageLattice(image.get(), lattice, dst, paint); |
| 2040 | } |
| 2041 | |
| 2042 | void SkCanvas::drawImageLattice(const SkImage* image, const Lattice& lattice, const SkRect& dst, |
| 2043 | const SkPaint* paint) { |
| 2044 | RETURN_ON_NULL(image); |
| 2045 | if (dst.isEmpty()) { |
| 2046 | return; |
| 2047 | } |
msarett | 552bca9 | 2016-08-03 06:53:26 -0700 | [diff] [blame] | 2048 | if (SkLatticeIter::Valid(image->width(), image->height(), lattice)) { |
| 2049 | this->onDrawImageLattice(image, lattice, dst, paint); |
| 2050 | } else { |
msarett | c573a40 | 2016-08-02 08:05:56 -0700 | [diff] [blame] | 2051 | this->drawImageRect(image, dst, paint); |
| 2052 | } |
msarett | c573a40 | 2016-08-02 08:05:56 -0700 | [diff] [blame] | 2053 | } |
| 2054 | |
reed | 71c3c76 | 2015-06-24 10:29:17 -0700 | [diff] [blame] | 2055 | void SkCanvas::drawAtlas(const SkImage* atlas, const SkRSXform xform[], const SkRect tex[], |
| 2056 | const SkColor colors[], int count, SkXfermode::Mode mode, |
| 2057 | const SkRect* cull, const SkPaint* paint) { |
reed | e3b38ce | 2016-01-08 09:18:44 -0800 | [diff] [blame] | 2058 | RETURN_ON_NULL(atlas); |
reed | 71c3c76 | 2015-06-24 10:29:17 -0700 | [diff] [blame] | 2059 | if (count <= 0) { |
| 2060 | return; |
| 2061 | } |
| 2062 | SkASSERT(atlas); |
| 2063 | SkASSERT(xform); |
| 2064 | SkASSERT(tex); |
| 2065 | this->onDrawAtlas(atlas, xform, tex, colors, count, mode, cull, paint); |
| 2066 | } |
| 2067 | |
reed | f70b531 | 2016-03-04 16:36:20 -0800 | [diff] [blame] | 2068 | void SkCanvas::drawAnnotation(const SkRect& rect, const char key[], SkData* value) { |
| 2069 | if (key) { |
| 2070 | this->onDrawAnnotation(rect, key, value); |
| 2071 | } |
| 2072 | } |
| 2073 | |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 2074 | void SkCanvas::legacy_drawImageRect(const SkImage* image, const SkRect* src, const SkRect& dst, |
| 2075 | const SkPaint* paint, SrcRectConstraint constraint) { |
| 2076 | if (src) { |
| 2077 | this->drawImageRect(image, *src, dst, paint, constraint); |
| 2078 | } else { |
| 2079 | this->drawImageRect(image, SkRect::MakeIWH(image->width(), image->height()), |
| 2080 | dst, paint, constraint); |
| 2081 | } |
| 2082 | } |
| 2083 | void SkCanvas::legacy_drawBitmapRect(const SkBitmap& bitmap, const SkRect* src, const SkRect& dst, |
| 2084 | const SkPaint* paint, SrcRectConstraint constraint) { |
| 2085 | if (src) { |
| 2086 | this->drawBitmapRect(bitmap, *src, dst, paint, constraint); |
| 2087 | } else { |
| 2088 | this->drawBitmapRect(bitmap, SkRect::MakeIWH(bitmap.width(), bitmap.height()), |
| 2089 | dst, paint, constraint); |
| 2090 | } |
| 2091 | } |
| 2092 | |
tomhudson | cb3bd18 | 2016-05-18 07:24:16 -0700 | [diff] [blame] | 2093 | void SkCanvas::temporary_internal_describeTopLayer(SkMatrix* matrix, SkIRect* clip_bounds) { |
| 2094 | SkIRect layer_bounds = this->getTopLayerBounds(); |
| 2095 | if (matrix) { |
| 2096 | *matrix = this->getTotalMatrix(); |
| 2097 | matrix->preTranslate(-layer_bounds.left(), -layer_bounds.top()); |
| 2098 | } |
| 2099 | if (clip_bounds) { |
| 2100 | this->getClipDeviceBounds(clip_bounds); |
| 2101 | clip_bounds->offset(-layer_bounds.left(), -layer_bounds.top()); |
| 2102 | } |
| 2103 | } |
| 2104 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2105 | ////////////////////////////////////////////////////////////////////////////// |
| 2106 | // These are the virtual drawing methods |
| 2107 | ////////////////////////////////////////////////////////////////////////////// |
| 2108 | |
commit-bot@chromium.org | 28361fa | 2014-03-28 16:08:05 +0000 | [diff] [blame] | 2109 | void SkCanvas::onDiscard() { |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 2110 | if (fSurfaceBase) { |
commit-bot@chromium.org | 28361fa | 2014-03-28 16:08:05 +0000 | [diff] [blame] | 2111 | fSurfaceBase->aboutToDraw(SkSurface::kDiscard_ContentChangeMode); |
| 2112 | } |
| 2113 | } |
| 2114 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2115 | void SkCanvas::onDrawPaint(const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2116 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPaint()"); |
bsalomon@google.com | fa6ac93 | 2011-10-05 19:57:55 +0000 | [diff] [blame] | 2117 | this->internalDrawPaint(paint); |
| 2118 | } |
| 2119 | |
| 2120 | void SkCanvas::internalDrawPaint(const SkPaint& paint) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2121 | LOOPER_BEGIN_CHECK_COMPLETE_OVERWRITE(paint, SkDrawFilter::kPaint_Type, nullptr, false) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2122 | |
| 2123 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2124 | iter.fDevice->drawPaint(iter, looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2125 | } |
| 2126 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2127 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2128 | } |
| 2129 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2130 | void SkCanvas::onDrawPoints(PointMode mode, size_t count, const SkPoint pts[], |
| 2131 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2132 | TRACE_EVENT1("disabled-by-default-skia", "SkCanvas::drawPoints()", "count", static_cast<uint64_t>(count)); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2133 | if ((long)count <= 0) { |
| 2134 | return; |
| 2135 | } |
| 2136 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2137 | SkRect r, storage; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2138 | const SkRect* bounds = nullptr; |
reed@google.com | a584aed | 2012-05-16 14:06:02 +0000 | [diff] [blame] | 2139 | if (paint.canComputeFastBounds()) { |
reed@google.com | a584aed | 2012-05-16 14:06:02 +0000 | [diff] [blame] | 2140 | // special-case 2 points (common for drawing a single line) |
| 2141 | if (2 == count) { |
| 2142 | r.set(pts[0], pts[1]); |
| 2143 | } else { |
commit-bot@chromium.org | a8c7f77 | 2014-01-24 21:46:29 +0000 | [diff] [blame] | 2144 | r.set(pts, SkToInt(count)); |
reed@google.com | a584aed | 2012-05-16 14:06:02 +0000 | [diff] [blame] | 2145 | } |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2146 | if (this->quickReject(paint.computeFastStrokeBounds(r, &storage))) { |
| 2147 | return; |
| 2148 | } |
| 2149 | bounds = &r; |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 2150 | } |
reed@google.com | a584aed | 2012-05-16 14:06:02 +0000 | [diff] [blame] | 2151 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2152 | SkASSERT(pts != nullptr); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2153 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2154 | LOOPER_BEGIN(paint, SkDrawFilter::kPoint_Type, bounds) |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2155 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2156 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2157 | iter.fDevice->drawPoints(iter, mode, count, pts, looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2158 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2159 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2160 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2161 | } |
| 2162 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2163 | void SkCanvas::onDrawRect(const SkRect& r, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2164 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawRect()"); |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2165 | SkRect storage; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2166 | const SkRect* bounds = nullptr; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2167 | if (paint.canComputeFastBounds()) { |
reed | 8432808 | 2015-02-10 14:18:09 -0800 | [diff] [blame] | 2168 | // Skia will draw an inverted rect, because it explicitly "sorts" it downstream. |
| 2169 | // To prevent accidental rejecting at this stage, we have to sort it before we check. |
| 2170 | SkRect tmp(r); |
| 2171 | tmp.sort(); |
| 2172 | |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2173 | if (this->quickReject(paint.computeFastBounds(tmp, &storage))) { |
| 2174 | return; |
| 2175 | } |
| 2176 | bounds = &r; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2177 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2178 | |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 2179 | LOOPER_BEGIN_CHECK_COMPLETE_OVERWRITE(paint, SkDrawFilter::kRect_Type, bounds, false) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2180 | |
| 2181 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2182 | iter.fDevice->drawRect(iter, r, looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2183 | } |
| 2184 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2185 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2186 | } |
| 2187 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2188 | void SkCanvas::onDrawOval(const SkRect& oval, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2189 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawOval()"); |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2190 | SkRect storage; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2191 | const SkRect* bounds = nullptr; |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2192 | if (paint.canComputeFastBounds()) { |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2193 | if (this->quickReject(paint.computeFastBounds(oval, &storage))) { |
| 2194 | return; |
| 2195 | } |
| 2196 | bounds = &oval; |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2197 | } |
skia.committer@gmail.com | 306ab9d | 2012-12-13 02:01:33 +0000 | [diff] [blame] | 2198 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2199 | LOOPER_BEGIN(paint, SkDrawFilter::kOval_Type, bounds) |
jvanverth@google.com | 46d3d39 | 2013-01-22 13:34:01 +0000 | [diff] [blame] | 2200 | |
| 2201 | while (iter.next()) { |
| 2202 | iter.fDevice->drawOval(iter, oval, looper.paint()); |
| 2203 | } |
| 2204 | |
| 2205 | LOOPER_END |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2206 | } |
| 2207 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2208 | void SkCanvas::onDrawRRect(const SkRRect& rrect, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2209 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawRRect()"); |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2210 | SkRect storage; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2211 | const SkRect* bounds = nullptr; |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2212 | if (paint.canComputeFastBounds()) { |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2213 | if (this->quickReject(paint.computeFastBounds(rrect.getBounds(), &storage))) { |
| 2214 | return; |
| 2215 | } |
| 2216 | bounds = &rrect.getBounds(); |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2217 | } |
| 2218 | |
| 2219 | if (rrect.isRect()) { |
| 2220 | // call the non-virtual version |
| 2221 | this->SkCanvas::drawRect(rrect.getBounds(), paint); |
commit-bot@chromium.org | f2bfd54 | 2013-04-25 15:27:00 +0000 | [diff] [blame] | 2222 | return; |
| 2223 | } else if (rrect.isOval()) { |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2224 | // call the non-virtual version |
commit-bot@chromium.org | f2bfd54 | 2013-04-25 15:27:00 +0000 | [diff] [blame] | 2225 | this->SkCanvas::drawOval(rrect.getBounds(), paint); |
| 2226 | return; |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2227 | } |
commit-bot@chromium.org | f2bfd54 | 2013-04-25 15:27:00 +0000 | [diff] [blame] | 2228 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2229 | LOOPER_BEGIN(paint, SkDrawFilter::kRRect_Type, bounds) |
commit-bot@chromium.org | f2bfd54 | 2013-04-25 15:27:00 +0000 | [diff] [blame] | 2230 | |
| 2231 | while (iter.next()) { |
| 2232 | iter.fDevice->drawRRect(iter, rrect, looper.paint()); |
| 2233 | } |
| 2234 | |
| 2235 | LOOPER_END |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2236 | } |
| 2237 | |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 2238 | void SkCanvas::onDrawDRRect(const SkRRect& outer, const SkRRect& inner, |
| 2239 | const SkPaint& paint) { |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 2240 | SkRect storage; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2241 | const SkRect* bounds = nullptr; |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 2242 | if (paint.canComputeFastBounds()) { |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2243 | if (this->quickReject(paint.computeFastBounds(outer.getBounds(), &storage))) { |
| 2244 | return; |
| 2245 | } |
| 2246 | bounds = &outer.getBounds(); |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 2247 | } |
skia.committer@gmail.com | 25c7127 | 2014-02-21 03:02:02 +0000 | [diff] [blame] | 2248 | |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 2249 | LOOPER_BEGIN(paint, SkDrawFilter::kRRect_Type, bounds) |
skia.committer@gmail.com | 25c7127 | 2014-02-21 03:02:02 +0000 | [diff] [blame] | 2250 | |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 2251 | while (iter.next()) { |
| 2252 | iter.fDevice->drawDRRect(iter, outer, inner, looper.paint()); |
| 2253 | } |
skia.committer@gmail.com | 25c7127 | 2014-02-21 03:02:02 +0000 | [diff] [blame] | 2254 | |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 2255 | LOOPER_END |
| 2256 | } |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2257 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2258 | void SkCanvas::onDrawPath(const SkPath& path, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2259 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPath()"); |
reed@google.com | 9364511 | 2012-07-26 16:11:47 +0000 | [diff] [blame] | 2260 | if (!path.isFinite()) { |
| 2261 | return; |
| 2262 | } |
| 2263 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2264 | SkRect storage; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2265 | const SkRect* bounds = nullptr; |
bsalomon@google.com | fa6ac93 | 2011-10-05 19:57:55 +0000 | [diff] [blame] | 2266 | if (!path.isInverseFillType() && paint.canComputeFastBounds()) { |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2267 | const SkRect& pathBounds = path.getBounds(); |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2268 | if (this->quickReject(paint.computeFastBounds(pathBounds, &storage))) { |
| 2269 | return; |
| 2270 | } |
| 2271 | bounds = &pathBounds; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2272 | } |
commit-bot@chromium.org | 0b45dc4 | 2014-02-21 05:42:57 +0000 | [diff] [blame] | 2273 | |
| 2274 | const SkRect& r = path.getBounds(); |
| 2275 | if (r.width() <= 0 && r.height() <= 0) { |
commit-bot@chromium.org | 6803c21 | 2014-05-04 18:08:27 +0000 | [diff] [blame] | 2276 | if (path.isInverseFillType()) { |
bsalomon@google.com | fa6ac93 | 2011-10-05 19:57:55 +0000 | [diff] [blame] | 2277 | this->internalDrawPaint(paint); |
caryclark | 6651a32 | 2015-09-09 13:20:49 -0700 | [diff] [blame] | 2278 | return; |
bsalomon@google.com | fa6ac93 | 2011-10-05 19:57:55 +0000 | [diff] [blame] | 2279 | } |
bsalomon@google.com | fa6ac93 | 2011-10-05 19:57:55 +0000 | [diff] [blame] | 2280 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2281 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2282 | LOOPER_BEGIN(paint, SkDrawFilter::kPath_Type, bounds) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2283 | |
| 2284 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2285 | iter.fDevice->drawPath(iter, path, looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2286 | } |
| 2287 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2288 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2289 | } |
| 2290 | |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 2291 | bool SkCanvas::canDrawBitmapAsSprite(SkScalar x, SkScalar y, int w, int h, const SkPaint& paint) { |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 2292 | if (!paint.getImageFilter()) { |
| 2293 | return false; |
| 2294 | } |
| 2295 | |
| 2296 | const SkMatrix& ctm = this->getTotalMatrix(); |
fmalita | c7e211a | 2016-01-07 10:34:46 -0800 | [diff] [blame] | 2297 | if (!SkTreatAsSprite(ctm, SkISize::Make(w, h), paint)) { |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 2298 | return false; |
| 2299 | } |
| 2300 | |
| 2301 | // Currently we can only use the filterSprite code if we are clipped to the bitmap's bounds. |
| 2302 | // Once we can filter and the filter will return a result larger than itself, we should be |
| 2303 | // able to remove this constraint. |
| 2304 | // skbug.com/4526 |
| 2305 | // |
| 2306 | SkPoint pt; |
| 2307 | ctm.mapXY(x, y, &pt); |
| 2308 | SkIRect ir = SkIRect::MakeXYWH(SkScalarRoundToInt(pt.x()), SkScalarRoundToInt(pt.y()), w, h); |
| 2309 | return ir.contains(fMCRec->fRasterClip.getBounds()); |
| 2310 | } |
| 2311 | |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2312 | void SkCanvas::onDrawImage(const SkImage* image, SkScalar x, SkScalar y, const SkPaint* paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2313 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawImage()"); |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2314 | SkRect bounds = SkRect::MakeXYWH(x, y, |
| 2315 | SkIntToScalar(image->width()), SkIntToScalar(image->height())); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2316 | if (nullptr == paint || paint->canComputeFastBounds()) { |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2317 | SkRect tmp = bounds; |
| 2318 | if (paint) { |
| 2319 | paint->computeFastBounds(tmp, &tmp); |
| 2320 | } |
| 2321 | if (this->quickReject(tmp)) { |
| 2322 | return; |
| 2323 | } |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2324 | } |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 2325 | |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2326 | SkLazyPaint lazy; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2327 | if (nullptr == paint) { |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2328 | paint = lazy.init(); |
| 2329 | } |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 2330 | |
reed | a2217ef | 2016-07-20 06:04:34 -0700 | [diff] [blame] | 2331 | sk_sp<SkSpecialImage> special; |
reed | 129ed1c | 2016-02-22 06:42:31 -0800 | [diff] [blame] | 2332 | bool drawAsSprite = this->canDrawBitmapAsSprite(x, y, image->width(), image->height(), |
| 2333 | *paint); |
| 2334 | if (drawAsSprite && paint->getImageFilter()) { |
reed | a2217ef | 2016-07-20 06:04:34 -0700 | [diff] [blame] | 2335 | special = this->getDevice()->makeSpecial(image); |
| 2336 | if (!special) { |
reed | 129ed1c | 2016-02-22 06:42:31 -0800 | [diff] [blame] | 2337 | drawAsSprite = false; |
reed | 129ed1c | 2016-02-22 06:42:31 -0800 | [diff] [blame] | 2338 | } |
| 2339 | } |
| 2340 | |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 2341 | LOOPER_BEGIN_DRAWBITMAP(*paint, drawAsSprite, &bounds) |
| 2342 | |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2343 | while (iter.next()) { |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 2344 | const SkPaint& pnt = looper.paint(); |
reed | a2217ef | 2016-07-20 06:04:34 -0700 | [diff] [blame] | 2345 | if (special) { |
| 2346 | SkPoint pt; |
| 2347 | iter.fMatrix->mapXY(x, y, &pt); |
| 2348 | iter.fDevice->drawSpecial(iter, special.get(), |
| 2349 | SkScalarRoundToInt(pt.fX), |
| 2350 | SkScalarRoundToInt(pt.fY), pnt); |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 2351 | } else { |
| 2352 | iter.fDevice->drawImage(iter, image, x, y, pnt); |
| 2353 | } |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2354 | } |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 2355 | |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2356 | LOOPER_END |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 2357 | } |
| 2358 | |
msarett | c573a40 | 2016-08-02 08:05:56 -0700 | [diff] [blame] | 2359 | void SkCanvas::onDrawImageLattice(const SkImage* image, const Lattice& lattice, const SkRect& dst, |
| 2360 | const SkPaint* paint) { |
| 2361 | if (nullptr == paint || paint->canComputeFastBounds()) { |
| 2362 | SkRect storage; |
| 2363 | if (this->quickReject(paint ? paint->computeFastBounds(dst, &storage) : dst)) { |
| 2364 | return; |
| 2365 | } |
| 2366 | } |
| 2367 | |
| 2368 | SkLazyPaint lazy; |
| 2369 | if (nullptr == paint) { |
| 2370 | paint = lazy.init(); |
| 2371 | } |
| 2372 | |
| 2373 | LOOPER_BEGIN(*paint, SkDrawFilter::kBitmap_Type, &dst) |
| 2374 | |
| 2375 | while (iter.next()) { |
| 2376 | iter.fDevice->drawImageLattice(iter, image, lattice, dst, looper.paint()); |
| 2377 | } |
| 2378 | |
| 2379 | LOOPER_END |
| 2380 | } |
| 2381 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2382 | void SkCanvas::onDrawImageRect(const SkImage* image, const SkRect* src, const SkRect& dst, |
reed | 562fe47 | 2015-07-28 07:35:14 -0700 | [diff] [blame] | 2383 | const SkPaint* paint, SrcRectConstraint constraint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2384 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawImageRect()"); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2385 | if (nullptr == paint || paint->canComputeFastBounds()) { |
senorblanco | c41e7e1 | 2015-12-07 12:51:30 -0800 | [diff] [blame] | 2386 | SkRect storage = dst; |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2387 | if (paint) { |
| 2388 | paint->computeFastBounds(dst, &storage); |
| 2389 | } |
| 2390 | if (this->quickReject(storage)) { |
| 2391 | return; |
| 2392 | } |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2393 | } |
| 2394 | SkLazyPaint lazy; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2395 | if (nullptr == paint) { |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2396 | paint = lazy.init(); |
| 2397 | } |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 2398 | |
senorblanco | c41e7e1 | 2015-12-07 12:51:30 -0800 | [diff] [blame] | 2399 | LOOPER_BEGIN_CHECK_COMPLETE_OVERWRITE(*paint, SkDrawFilter::kBitmap_Type, &dst, |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 2400 | image->isOpaque()) |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 2401 | |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2402 | while (iter.next()) { |
reed | a5517e2 | 2015-07-14 10:54:12 -0700 | [diff] [blame] | 2403 | iter.fDevice->drawImageRect(iter, image, src, dst, looper.paint(), constraint); |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2404 | } |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 2405 | |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2406 | LOOPER_END |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 2407 | } |
| 2408 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2409 | void SkCanvas::onDrawBitmap(const SkBitmap& bitmap, SkScalar x, SkScalar y, const SkPaint* paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2410 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawBitmap()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2411 | SkDEBUGCODE(bitmap.validate();) |
| 2412 | |
reed | 3336697 | 2015-10-08 09:22:02 -0700 | [diff] [blame] | 2413 | if (bitmap.drawsNothing()) { |
| 2414 | return; |
| 2415 | } |
| 2416 | |
| 2417 | SkLazyPaint lazy; |
| 2418 | if (nullptr == paint) { |
| 2419 | paint = lazy.init(); |
| 2420 | } |
| 2421 | |
| 2422 | const SkMatrix matrix = SkMatrix::MakeTrans(x, y); |
| 2423 | |
| 2424 | SkRect storage; |
| 2425 | const SkRect* bounds = nullptr; |
| 2426 | if (paint->canComputeFastBounds()) { |
| 2427 | bitmap.getBounds(&storage); |
| 2428 | matrix.mapRect(&storage); |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2429 | SkRect tmp = storage; |
| 2430 | if (this->quickReject(paint->computeFastBounds(tmp, &tmp))) { |
| 2431 | return; |
| 2432 | } |
| 2433 | bounds = &storage; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2434 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2435 | |
reed | a2217ef | 2016-07-20 06:04:34 -0700 | [diff] [blame] | 2436 | sk_sp<SkSpecialImage> special; |
reed | 129ed1c | 2016-02-22 06:42:31 -0800 | [diff] [blame] | 2437 | bool drawAsSprite = bounds && this->canDrawBitmapAsSprite(x, y, bitmap.width(), bitmap.height(), |
| 2438 | *paint); |
| 2439 | if (drawAsSprite && paint->getImageFilter()) { |
reed | a2217ef | 2016-07-20 06:04:34 -0700 | [diff] [blame] | 2440 | special = this->getDevice()->makeSpecial(bitmap); |
| 2441 | if (!special) { |
reed | 129ed1c | 2016-02-22 06:42:31 -0800 | [diff] [blame] | 2442 | drawAsSprite = false; |
| 2443 | } |
| 2444 | } |
| 2445 | |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 2446 | LOOPER_BEGIN_DRAWBITMAP(*paint, drawAsSprite, bounds) |
reed | 3336697 | 2015-10-08 09:22:02 -0700 | [diff] [blame] | 2447 | |
| 2448 | while (iter.next()) { |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 2449 | const SkPaint& pnt = looper.paint(); |
reed | a2217ef | 2016-07-20 06:04:34 -0700 | [diff] [blame] | 2450 | if (special) { |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 2451 | SkPoint pt; |
| 2452 | iter.fMatrix->mapXY(x, y, &pt); |
reed | a2217ef | 2016-07-20 06:04:34 -0700 | [diff] [blame] | 2453 | iter.fDevice->drawSpecial(iter, special.get(), |
| 2454 | SkScalarRoundToInt(pt.fX), |
| 2455 | SkScalarRoundToInt(pt.fY), pnt); |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 2456 | } else { |
| 2457 | iter.fDevice->drawBitmap(iter, bitmap, matrix, looper.paint()); |
| 2458 | } |
reed | 3336697 | 2015-10-08 09:22:02 -0700 | [diff] [blame] | 2459 | } |
reed | a2217ef | 2016-07-20 06:04:34 -0700 | [diff] [blame] | 2460 | |
reed | 3336697 | 2015-10-08 09:22:02 -0700 | [diff] [blame] | 2461 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2462 | } |
| 2463 | |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2464 | // this one is non-virtual, so it can be called safely by other canvas apis |
reed@google.com | 7112173 | 2012-09-18 15:14:33 +0000 | [diff] [blame] | 2465 | void SkCanvas::internalDrawBitmapRect(const SkBitmap& bitmap, const SkRect* src, |
commit-bot@chromium.org | eed779d | 2013-08-16 10:24:37 +0000 | [diff] [blame] | 2466 | const SkRect& dst, const SkPaint* paint, |
reed | a5517e2 | 2015-07-14 10:54:12 -0700 | [diff] [blame] | 2467 | SrcRectConstraint constraint) { |
commit-bot@chromium.org | 50b393a | 2014-02-10 18:29:10 +0000 | [diff] [blame] | 2468 | if (bitmap.drawsNothing() || dst.isEmpty()) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2469 | return; |
| 2470 | } |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 2471 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2472 | if (nullptr == paint || paint->canComputeFastBounds()) { |
senorblanco | c41e7e1 | 2015-12-07 12:51:30 -0800 | [diff] [blame] | 2473 | SkRect storage; |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2474 | if (this->quickReject(paint ? paint->computeFastBounds(dst, &storage) : dst)) { |
| 2475 | return; |
| 2476 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2477 | } |
reed@google.com | 3d60812 | 2011-11-21 15:16:16 +0000 | [diff] [blame] | 2478 | |
reed@google.com | 33535f3 | 2012-09-25 15:37:50 +0000 | [diff] [blame] | 2479 | SkLazyPaint lazy; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2480 | if (nullptr == paint) { |
reed@google.com | 33535f3 | 2012-09-25 15:37:50 +0000 | [diff] [blame] | 2481 | paint = lazy.init(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2482 | } |
skia.committer@gmail.com | 7064e9a | 2012-09-26 02:01:18 +0000 | [diff] [blame] | 2483 | |
senorblanco | c41e7e1 | 2015-12-07 12:51:30 -0800 | [diff] [blame] | 2484 | LOOPER_BEGIN_CHECK_COMPLETE_OVERWRITE(*paint, SkDrawFilter::kBitmap_Type, &dst, |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 2485 | bitmap.isOpaque()) |
skia.committer@gmail.com | 7064e9a | 2012-09-26 02:01:18 +0000 | [diff] [blame] | 2486 | |
reed@google.com | 33535f3 | 2012-09-25 15:37:50 +0000 | [diff] [blame] | 2487 | while (iter.next()) { |
reed | 562fe47 | 2015-07-28 07:35:14 -0700 | [diff] [blame] | 2488 | iter.fDevice->drawBitmapRect(iter, bitmap, src, dst, looper.paint(), constraint); |
reed@android.com | f2b98d6 | 2010-12-20 18:26:13 +0000 | [diff] [blame] | 2489 | } |
skia.committer@gmail.com | 7064e9a | 2012-09-26 02:01:18 +0000 | [diff] [blame] | 2490 | |
reed@google.com | 33535f3 | 2012-09-25 15:37:50 +0000 | [diff] [blame] | 2491 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2492 | } |
| 2493 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2494 | void SkCanvas::onDrawBitmapRect(const SkBitmap& bitmap, const SkRect* src, const SkRect& dst, |
reed | 562fe47 | 2015-07-28 07:35:14 -0700 | [diff] [blame] | 2495 | const SkPaint* paint, SrcRectConstraint constraint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2496 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawBitmapRectToRect()"); |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2497 | SkDEBUGCODE(bitmap.validate();) |
reed | 562fe47 | 2015-07-28 07:35:14 -0700 | [diff] [blame] | 2498 | this->internalDrawBitmapRect(bitmap, src, dst, paint, constraint); |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2499 | } |
| 2500 | |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2501 | void SkCanvas::onDrawImageNine(const SkImage* image, const SkIRect& center, const SkRect& dst, |
| 2502 | const SkPaint* paint) { |
| 2503 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawImageNine()"); |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 2504 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2505 | if (nullptr == paint || paint->canComputeFastBounds()) { |
senorblanco | c41e7e1 | 2015-12-07 12:51:30 -0800 | [diff] [blame] | 2506 | SkRect storage; |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2507 | if (this->quickReject(paint ? paint->computeFastBounds(dst, &storage) : dst)) { |
| 2508 | return; |
| 2509 | } |
reed@google.com | 3d60812 | 2011-11-21 15:16:16 +0000 | [diff] [blame] | 2510 | } |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 2511 | |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2512 | SkLazyPaint lazy; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2513 | if (nullptr == paint) { |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2514 | paint = lazy.init(); |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2515 | } |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 2516 | |
senorblanco | c41e7e1 | 2015-12-07 12:51:30 -0800 | [diff] [blame] | 2517 | LOOPER_BEGIN(*paint, SkDrawFilter::kBitmap_Type, &dst) |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 2518 | |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2519 | while (iter.next()) { |
| 2520 | iter.fDevice->drawImageNine(iter, image, center, dst, looper.paint()); |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2521 | } |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 2522 | |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2523 | LOOPER_END |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2524 | } |
| 2525 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2526 | void SkCanvas::onDrawBitmapNine(const SkBitmap& bitmap, const SkIRect& center, const SkRect& dst, |
| 2527 | const SkPaint* paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2528 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawBitmapNine()"); |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2529 | SkDEBUGCODE(bitmap.validate();) |
| 2530 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2531 | if (nullptr == paint || paint->canComputeFastBounds()) { |
senorblanco | c41e7e1 | 2015-12-07 12:51:30 -0800 | [diff] [blame] | 2532 | SkRect storage; |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2533 | if (this->quickReject(paint ? paint->computeFastBounds(dst, &storage) : dst)) { |
| 2534 | return; |
| 2535 | } |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2536 | } |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 2537 | |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2538 | SkLazyPaint lazy; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2539 | if (nullptr == paint) { |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2540 | paint = lazy.init(); |
| 2541 | } |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 2542 | |
senorblanco | c41e7e1 | 2015-12-07 12:51:30 -0800 | [diff] [blame] | 2543 | LOOPER_BEGIN(*paint, SkDrawFilter::kBitmap_Type, &dst) |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 2544 | |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2545 | while (iter.next()) { |
| 2546 | iter.fDevice->drawBitmapNine(iter, bitmap, center, dst, looper.paint()); |
| 2547 | } |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 2548 | |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2549 | LOOPER_END |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2550 | } |
| 2551 | |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2552 | class SkDeviceFilteredPaint { |
| 2553 | public: |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 2554 | SkDeviceFilteredPaint(SkBaseDevice* device, const SkPaint& paint) { |
fmalita | 112e7e2 | 2014-11-13 14:05:58 -0800 | [diff] [blame] | 2555 | uint32_t filteredFlags = device->filterTextFlags(paint); |
| 2556 | if (filteredFlags != paint.getFlags()) { |
reed@google.com | a076e9b | 2011-04-06 20:17:29 +0000 | [diff] [blame] | 2557 | SkPaint* newPaint = fLazy.set(paint); |
fmalita | 112e7e2 | 2014-11-13 14:05:58 -0800 | [diff] [blame] | 2558 | newPaint->setFlags(filteredFlags); |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2559 | fPaint = newPaint; |
| 2560 | } else { |
| 2561 | fPaint = &paint; |
| 2562 | } |
| 2563 | } |
| 2564 | |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2565 | const SkPaint& paint() const { return *fPaint; } |
| 2566 | |
| 2567 | private: |
mike@reedtribe.org | 2c8fc5a | 2011-04-10 00:35:29 +0000 | [diff] [blame] | 2568 | const SkPaint* fPaint; |
| 2569 | SkLazyPaint fLazy; |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2570 | }; |
| 2571 | |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2572 | void SkCanvas::DrawRect(const SkDraw& draw, const SkPaint& paint, |
| 2573 | const SkRect& r, SkScalar textSize) { |
epoger@google.com | 17b7894 | 2011-08-26 14:40:38 +0000 | [diff] [blame] | 2574 | if (paint.getStyle() == SkPaint::kFill_Style) { |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2575 | draw.fDevice->drawRect(draw, r, paint); |
| 2576 | } else { |
| 2577 | SkPaint p(paint); |
epoger@google.com | 17b7894 | 2011-08-26 14:40:38 +0000 | [diff] [blame] | 2578 | p.setStrokeWidth(SkScalarMul(textSize, paint.getStrokeWidth())); |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2579 | draw.fDevice->drawRect(draw, r, p); |
| 2580 | } |
| 2581 | } |
| 2582 | |
| 2583 | void SkCanvas::DrawTextDecorations(const SkDraw& draw, const SkPaint& paint, |
| 2584 | const char text[], size_t byteLength, |
| 2585 | SkScalar x, SkScalar y) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2586 | SkASSERT(byteLength == 0 || text != nullptr); |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2587 | |
| 2588 | // nothing to draw |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2589 | if (text == nullptr || byteLength == 0 || |
reed | 1e7f5e7 | 2016-04-27 07:49:17 -0700 | [diff] [blame] | 2590 | draw.fRC->isEmpty() || |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2591 | (paint.getAlpha() == 0 && paint.getXfermode() == nullptr)) { |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2592 | return; |
| 2593 | } |
| 2594 | |
| 2595 | SkScalar width = 0; |
| 2596 | SkPoint start; |
| 2597 | |
| 2598 | start.set(0, 0); // to avoid warning |
| 2599 | if (paint.getFlags() & (SkPaint::kUnderlineText_Flag | |
| 2600 | SkPaint::kStrikeThruText_Flag)) { |
| 2601 | width = paint.measureText(text, byteLength); |
| 2602 | |
| 2603 | SkScalar offsetX = 0; |
| 2604 | if (paint.getTextAlign() == SkPaint::kCenter_Align) { |
| 2605 | offsetX = SkScalarHalf(width); |
| 2606 | } else if (paint.getTextAlign() == SkPaint::kRight_Align) { |
| 2607 | offsetX = width; |
| 2608 | } |
| 2609 | start.set(x - offsetX, y); |
| 2610 | } |
| 2611 | |
| 2612 | if (0 == width) { |
| 2613 | return; |
| 2614 | } |
| 2615 | |
| 2616 | uint32_t flags = paint.getFlags(); |
| 2617 | |
| 2618 | if (flags & (SkPaint::kUnderlineText_Flag | |
| 2619 | SkPaint::kStrikeThruText_Flag)) { |
| 2620 | SkScalar textSize = paint.getTextSize(); |
| 2621 | SkScalar height = SkScalarMul(textSize, kStdUnderline_Thickness); |
| 2622 | SkRect r; |
| 2623 | |
| 2624 | r.fLeft = start.fX; |
| 2625 | r.fRight = start.fX + width; |
| 2626 | |
| 2627 | if (flags & SkPaint::kUnderlineText_Flag) { |
| 2628 | SkScalar offset = SkScalarMulAdd(textSize, kStdUnderline_Offset, |
| 2629 | start.fY); |
| 2630 | r.fTop = offset; |
| 2631 | r.fBottom = offset + height; |
caryclark | fb56218 | 2015-12-21 08:35:51 -0800 | [diff] [blame] | 2632 | DrawRect(draw, paint, r, 1); |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2633 | } |
| 2634 | if (flags & SkPaint::kStrikeThruText_Flag) { |
| 2635 | SkScalar offset = SkScalarMulAdd(textSize, kStdStrikeThru_Offset, |
| 2636 | start.fY); |
| 2637 | r.fTop = offset; |
| 2638 | r.fBottom = offset + height; |
caryclark | fb56218 | 2015-12-21 08:35:51 -0800 | [diff] [blame] | 2639 | DrawRect(draw, paint, r, 1); |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2640 | } |
| 2641 | } |
| 2642 | } |
| 2643 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2644 | void SkCanvas::onDrawText(const void* text, size_t byteLength, SkScalar x, SkScalar y, |
| 2645 | const SkPaint& paint) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2646 | LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, nullptr) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2647 | |
| 2648 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2649 | SkDeviceFilteredPaint dfp(iter.fDevice, looper.paint()); |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2650 | iter.fDevice->drawText(iter, text, byteLength, x, y, dfp.paint()); |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2651 | DrawTextDecorations(iter, dfp.paint(), |
| 2652 | static_cast<const char*>(text), byteLength, x, y); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2653 | } |
| 2654 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2655 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2656 | } |
| 2657 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2658 | void SkCanvas::onDrawPosText(const void* text, size_t byteLength, const SkPoint pos[], |
| 2659 | const SkPaint& paint) { |
fmalita | 05c4a43 | 2014-09-29 06:29:53 -0700 | [diff] [blame] | 2660 | SkPoint textOffset = SkPoint::Make(0, 0); |
| 2661 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2662 | LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, nullptr) |
commit-bot@chromium.org | 87fcd95 | 2014-04-23 19:10:51 +0000 | [diff] [blame] | 2663 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2664 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2665 | SkDeviceFilteredPaint dfp(iter.fDevice, looper.paint()); |
fmalita | 05c4a43 | 2014-09-29 06:29:53 -0700 | [diff] [blame] | 2666 | iter.fDevice->drawPosText(iter, text, byteLength, &pos->fX, 2, textOffset, |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2667 | dfp.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2668 | } |
skia.committer@gmail.com | b0430d0 | 2014-04-24 03:05:07 +0000 | [diff] [blame] | 2669 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2670 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2671 | } |
| 2672 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2673 | void SkCanvas::onDrawPosTextH(const void* text, size_t byteLength, const SkScalar xpos[], |
| 2674 | SkScalar constY, const SkPaint& paint) { |
fmalita | 05c4a43 | 2014-09-29 06:29:53 -0700 | [diff] [blame] | 2675 | |
| 2676 | SkPoint textOffset = SkPoint::Make(0, constY); |
| 2677 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2678 | LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, nullptr) |
commit-bot@chromium.org | 87fcd95 | 2014-04-23 19:10:51 +0000 | [diff] [blame] | 2679 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2680 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2681 | SkDeviceFilteredPaint dfp(iter.fDevice, looper.paint()); |
fmalita | 05c4a43 | 2014-09-29 06:29:53 -0700 | [diff] [blame] | 2682 | iter.fDevice->drawPosText(iter, text, byteLength, xpos, 1, textOffset, |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2683 | dfp.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2684 | } |
skia.committer@gmail.com | b0430d0 | 2014-04-24 03:05:07 +0000 | [diff] [blame] | 2685 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2686 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2687 | } |
| 2688 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2689 | void SkCanvas::onDrawTextOnPath(const void* text, size_t byteLength, const SkPath& path, |
| 2690 | const SkMatrix* matrix, const SkPaint& paint) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2691 | LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, nullptr) |
commit-bot@chromium.org | 87fcd95 | 2014-04-23 19:10:51 +0000 | [diff] [blame] | 2692 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2693 | while (iter.next()) { |
| 2694 | iter.fDevice->drawTextOnPath(iter, text, byteLength, path, |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2695 | matrix, looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2696 | } |
skia.committer@gmail.com | b0430d0 | 2014-04-24 03:05:07 +0000 | [diff] [blame] | 2697 | |
commit-bot@chromium.org | 945ec3a | 2014-04-22 20:07:30 +0000 | [diff] [blame] | 2698 | LOOPER_END |
commit-bot@chromium.org | 4325d11 | 2014-04-22 19:03:02 +0000 | [diff] [blame] | 2699 | } |
| 2700 | |
reed | 45561a0 | 2016-07-07 12:47:17 -0700 | [diff] [blame] | 2701 | void SkCanvas::onDrawTextRSXform(const void* text, size_t byteLength, const SkRSXform xform[], |
| 2702 | const SkRect* cullRect, const SkPaint& paint) { |
| 2703 | if (cullRect && this->quickReject(*cullRect)) { |
| 2704 | return; |
| 2705 | } |
| 2706 | |
| 2707 | LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, nullptr) |
| 2708 | |
| 2709 | while (iter.next()) { |
| 2710 | iter.fDevice->drawTextRSXform(iter, text, byteLength, xform, looper.paint()); |
| 2711 | } |
| 2712 | |
| 2713 | LOOPER_END |
| 2714 | } |
| 2715 | |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2716 | void SkCanvas::onDrawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y, |
| 2717 | const SkPaint& paint) { |
fmalita | 7ba7aa7 | 2014-08-29 09:46:36 -0700 | [diff] [blame] | 2718 | |
fmalita | 85d5eb9 | 2015-03-04 11:20:12 -0800 | [diff] [blame] | 2719 | SkRect storage; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2720 | const SkRect* bounds = nullptr; |
fmalita | 19653d1 | 2014-10-16 11:53:30 -0700 | [diff] [blame] | 2721 | if (paint.canComputeFastBounds()) { |
fmalita | 85d5eb9 | 2015-03-04 11:20:12 -0800 | [diff] [blame] | 2722 | storage = blob->bounds().makeOffset(x, y); |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2723 | SkRect tmp; |
| 2724 | if (this->quickReject(paint.computeFastBounds(storage, &tmp))) { |
| 2725 | return; |
| 2726 | } |
| 2727 | bounds = &storage; |
fmalita | 7ba7aa7 | 2014-08-29 09:46:36 -0700 | [diff] [blame] | 2728 | } |
| 2729 | |
fmalita | 024f996 | 2015-03-03 19:08:17 -0800 | [diff] [blame] | 2730 | // We cannot filter in the looper as we normally do, because the paint is |
| 2731 | // incomplete at this point (text-related attributes are embedded within blob run paints). |
| 2732 | SkDrawFilter* drawFilter = fMCRec->fFilter; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2733 | fMCRec->fFilter = nullptr; |
fmalita | 024f996 | 2015-03-03 19:08:17 -0800 | [diff] [blame] | 2734 | |
fmalita | 85d5eb9 | 2015-03-04 11:20:12 -0800 | [diff] [blame] | 2735 | LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, bounds) |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2736 | |
fmalita | aa1b912 | 2014-08-28 14:32:24 -0700 | [diff] [blame] | 2737 | while (iter.next()) { |
| 2738 | SkDeviceFilteredPaint dfp(iter.fDevice, looper.paint()); |
fmalita | 024f996 | 2015-03-03 19:08:17 -0800 | [diff] [blame] | 2739 | iter.fDevice->drawTextBlob(iter, blob, x, y, dfp.paint(), drawFilter); |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2740 | } |
| 2741 | |
fmalita | aa1b912 | 2014-08-28 14:32:24 -0700 | [diff] [blame] | 2742 | LOOPER_END |
fmalita | 024f996 | 2015-03-03 19:08:17 -0800 | [diff] [blame] | 2743 | |
| 2744 | fMCRec->fFilter = drawFilter; |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2745 | } |
| 2746 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2747 | // These will become non-virtual, so they always call the (virtual) onDraw... method |
| 2748 | void SkCanvas::drawText(const void* text, size_t byteLength, SkScalar x, SkScalar y, |
| 2749 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2750 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawText()"); |
reed | ac09554 | 2016-08-04 15:54:41 -0700 | [diff] [blame] | 2751 | if (byteLength) { |
| 2752 | this->onDrawText(text, byteLength, x, y, paint); |
| 2753 | } |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2754 | } |
| 2755 | void SkCanvas::drawPosText(const void* text, size_t byteLength, const SkPoint pos[], |
| 2756 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2757 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPosText()"); |
reed | ac09554 | 2016-08-04 15:54:41 -0700 | [diff] [blame] | 2758 | if (byteLength) { |
| 2759 | this->onDrawPosText(text, byteLength, pos, paint); |
| 2760 | } |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2761 | } |
| 2762 | void SkCanvas::drawPosTextH(const void* text, size_t byteLength, const SkScalar xpos[], |
| 2763 | SkScalar constY, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2764 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPosTextH()"); |
reed | ac09554 | 2016-08-04 15:54:41 -0700 | [diff] [blame] | 2765 | if (byteLength) { |
| 2766 | this->onDrawPosTextH(text, byteLength, xpos, constY, paint); |
| 2767 | } |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2768 | } |
| 2769 | void SkCanvas::drawTextOnPath(const void* text, size_t byteLength, const SkPath& path, |
| 2770 | const SkMatrix* matrix, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2771 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawTextOnPath()"); |
reed | ac09554 | 2016-08-04 15:54:41 -0700 | [diff] [blame] | 2772 | if (byteLength) { |
| 2773 | this->onDrawTextOnPath(text, byteLength, path, matrix, paint); |
| 2774 | } |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2775 | } |
reed | 45561a0 | 2016-07-07 12:47:17 -0700 | [diff] [blame] | 2776 | void SkCanvas::drawTextRSXform(const void* text, size_t byteLength, const SkRSXform xform[], |
| 2777 | const SkRect* cullRect, const SkPaint& paint) { |
| 2778 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawTextRSXform()"); |
| 2779 | if (byteLength) { |
| 2780 | this->onDrawTextRSXform(text, byteLength, xform, cullRect, paint); |
| 2781 | } |
| 2782 | } |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2783 | void SkCanvas::drawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y, |
| 2784 | const SkPaint& paint) { |
reed | e3b38ce | 2016-01-08 09:18:44 -0800 | [diff] [blame] | 2785 | RETURN_ON_NULL(blob); |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2786 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawTextBlob()"); |
reed | e3b38ce | 2016-01-08 09:18:44 -0800 | [diff] [blame] | 2787 | this->onDrawTextBlob(blob, x, y, paint); |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2788 | } |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2789 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2790 | void SkCanvas::onDrawVertices(VertexMode vmode, int vertexCount, |
| 2791 | const SkPoint verts[], const SkPoint texs[], |
| 2792 | const SkColor colors[], SkXfermode* xmode, |
| 2793 | const uint16_t indices[], int indexCount, |
| 2794 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2795 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawVertices()"); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2796 | LOOPER_BEGIN(paint, SkDrawFilter::kPath_Type, nullptr) |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2797 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2798 | while (iter.next()) { |
| 2799 | iter.fDevice->drawVertices(iter, vmode, vertexCount, verts, texs, |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2800 | colors, xmode, indices, indexCount, |
| 2801 | looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2802 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2803 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2804 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2805 | } |
| 2806 | |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 2807 | void SkCanvas::drawPatch(const SkPoint cubics[12], const SkColor colors[4], |
| 2808 | const SkPoint texCoords[4], SkXfermode* xmode, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2809 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPatch()"); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2810 | if (nullptr == cubics) { |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 2811 | return; |
| 2812 | } |
mtklein | 6cfa73a | 2014-08-13 13:33:49 -0700 | [diff] [blame] | 2813 | |
dandov | ecfff21 | 2014-08-04 10:02:00 -0700 | [diff] [blame] | 2814 | // Since a patch is always within the convex hull of the control points, we discard it when its |
| 2815 | // bounding rectangle is completely outside the current clip. |
| 2816 | SkRect bounds; |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 2817 | bounds.set(cubics, SkPatchUtils::kNumCtrlPts); |
dandov | ecfff21 | 2014-08-04 10:02:00 -0700 | [diff] [blame] | 2818 | if (this->quickReject(bounds)) { |
| 2819 | return; |
| 2820 | } |
mtklein | 6cfa73a | 2014-08-13 13:33:49 -0700 | [diff] [blame] | 2821 | |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 2822 | this->onDrawPatch(cubics, colors, texCoords, xmode, paint); |
| 2823 | } |
| 2824 | |
| 2825 | void SkCanvas::onDrawPatch(const SkPoint cubics[12], const SkColor colors[4], |
| 2826 | const SkPoint texCoords[4], SkXfermode* xmode, const SkPaint& paint) { |
| 2827 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2828 | LOOPER_BEGIN(paint, SkDrawFilter::kPath_Type, nullptr) |
mtklein | 6cfa73a | 2014-08-13 13:33:49 -0700 | [diff] [blame] | 2829 | |
dandov | ecfff21 | 2014-08-04 10:02:00 -0700 | [diff] [blame] | 2830 | while (iter.next()) { |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 2831 | iter.fDevice->drawPatch(iter, cubics, colors, texCoords, xmode, paint); |
dandov | ecfff21 | 2014-08-04 10:02:00 -0700 | [diff] [blame] | 2832 | } |
mtklein | 6cfa73a | 2014-08-13 13:33:49 -0700 | [diff] [blame] | 2833 | |
dandov | ecfff21 | 2014-08-04 10:02:00 -0700 | [diff] [blame] | 2834 | LOOPER_END |
| 2835 | } |
| 2836 | |
reed | a8db728 | 2015-07-07 10:22:31 -0700 | [diff] [blame] | 2837 | void SkCanvas::drawDrawable(SkDrawable* dr, SkScalar x, SkScalar y) { |
reed | e3b38ce | 2016-01-08 09:18:44 -0800 | [diff] [blame] | 2838 | RETURN_ON_NULL(dr); |
| 2839 | if (x || y) { |
| 2840 | SkMatrix matrix = SkMatrix::MakeTrans(x, y); |
| 2841 | this->onDrawDrawable(dr, &matrix); |
| 2842 | } else { |
| 2843 | this->onDrawDrawable(dr, nullptr); |
reed | 6a070dc | 2014-11-11 19:36:09 -0800 | [diff] [blame] | 2844 | } |
| 2845 | } |
| 2846 | |
reed | a8db728 | 2015-07-07 10:22:31 -0700 | [diff] [blame] | 2847 | void SkCanvas::drawDrawable(SkDrawable* dr, const SkMatrix* matrix) { |
reed | e3b38ce | 2016-01-08 09:18:44 -0800 | [diff] [blame] | 2848 | RETURN_ON_NULL(dr); |
| 2849 | if (matrix && matrix->isIdentity()) { |
| 2850 | matrix = nullptr; |
reed | a8db728 | 2015-07-07 10:22:31 -0700 | [diff] [blame] | 2851 | } |
reed | e3b38ce | 2016-01-08 09:18:44 -0800 | [diff] [blame] | 2852 | this->onDrawDrawable(dr, matrix); |
reed | a8db728 | 2015-07-07 10:22:31 -0700 | [diff] [blame] | 2853 | } |
| 2854 | |
| 2855 | void SkCanvas::onDrawDrawable(SkDrawable* dr, const SkMatrix* matrix) { |
| 2856 | SkRect bounds = dr->getBounds(); |
| 2857 | if (matrix) { |
| 2858 | matrix->mapRect(&bounds); |
| 2859 | } |
| 2860 | if (this->quickReject(bounds)) { |
| 2861 | return; |
| 2862 | } |
| 2863 | dr->draw(this, matrix); |
reed | 6a070dc | 2014-11-11 19:36:09 -0800 | [diff] [blame] | 2864 | } |
| 2865 | |
reed | 71c3c76 | 2015-06-24 10:29:17 -0700 | [diff] [blame] | 2866 | void SkCanvas::onDrawAtlas(const SkImage* atlas, const SkRSXform xform[], const SkRect tex[], |
| 2867 | const SkColor colors[], int count, SkXfermode::Mode mode, |
| 2868 | const SkRect* cull, const SkPaint* paint) { |
| 2869 | if (cull && this->quickReject(*cull)) { |
| 2870 | return; |
| 2871 | } |
| 2872 | |
| 2873 | SkPaint pnt; |
| 2874 | if (paint) { |
| 2875 | pnt = *paint; |
| 2876 | } |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 2877 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2878 | LOOPER_BEGIN(pnt, SkDrawFilter::kPath_Type, nullptr) |
reed | 71c3c76 | 2015-06-24 10:29:17 -0700 | [diff] [blame] | 2879 | while (iter.next()) { |
| 2880 | iter.fDevice->drawAtlas(iter, atlas, xform, tex, colors, count, mode, pnt); |
| 2881 | } |
| 2882 | LOOPER_END |
| 2883 | } |
| 2884 | |
reed | f70b531 | 2016-03-04 16:36:20 -0800 | [diff] [blame] | 2885 | void SkCanvas::onDrawAnnotation(const SkRect& rect, const char key[], SkData* value) { |
| 2886 | SkASSERT(key); |
| 2887 | |
| 2888 | SkPaint paint; |
| 2889 | LOOPER_BEGIN(paint, SkDrawFilter::kRect_Type, nullptr) |
| 2890 | while (iter.next()) { |
| 2891 | iter.fDevice->drawAnnotation(iter, rect, key, value); |
| 2892 | } |
| 2893 | LOOPER_END |
| 2894 | } |
| 2895 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2896 | ////////////////////////////////////////////////////////////////////////////// |
| 2897 | // These methods are NOT virtual, and therefore must call back into virtual |
| 2898 | // methods, rather than actually drawing themselves. |
| 2899 | ////////////////////////////////////////////////////////////////////////////// |
| 2900 | |
| 2901 | void SkCanvas::drawARGB(U8CPU a, U8CPU r, U8CPU g, U8CPU b, |
reed@android.com | 845fdac | 2009-06-23 03:01:32 +0000 | [diff] [blame] | 2902 | SkXfermode::Mode mode) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2903 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawARGB()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2904 | SkPaint paint; |
| 2905 | |
| 2906 | paint.setARGB(a, r, g, b); |
reed@android.com | 845fdac | 2009-06-23 03:01:32 +0000 | [diff] [blame] | 2907 | if (SkXfermode::kSrcOver_Mode != mode) { |
reed@android.com | 0baf193 | 2009-06-24 12:41:42 +0000 | [diff] [blame] | 2908 | paint.setXfermodeMode(mode); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2909 | } |
| 2910 | this->drawPaint(paint); |
| 2911 | } |
| 2912 | |
reed@android.com | 845fdac | 2009-06-23 03:01:32 +0000 | [diff] [blame] | 2913 | void SkCanvas::drawColor(SkColor c, SkXfermode::Mode mode) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2914 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawColor()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2915 | SkPaint paint; |
| 2916 | |
| 2917 | paint.setColor(c); |
reed@android.com | 845fdac | 2009-06-23 03:01:32 +0000 | [diff] [blame] | 2918 | if (SkXfermode::kSrcOver_Mode != mode) { |
reed@android.com | 0baf193 | 2009-06-24 12:41:42 +0000 | [diff] [blame] | 2919 | paint.setXfermodeMode(mode); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2920 | } |
| 2921 | this->drawPaint(paint); |
| 2922 | } |
| 2923 | |
| 2924 | void SkCanvas::drawPoint(SkScalar x, SkScalar y, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2925 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPoint(SkPaint)"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2926 | SkPoint pt; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2927 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2928 | pt.set(x, y); |
| 2929 | this->drawPoints(kPoints_PointMode, 1, &pt, paint); |
| 2930 | } |
| 2931 | |
| 2932 | void SkCanvas::drawPoint(SkScalar x, SkScalar y, SkColor color) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2933 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPoint(SkColor)"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2934 | SkPoint pt; |
| 2935 | SkPaint paint; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2936 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2937 | pt.set(x, y); |
| 2938 | paint.setColor(color); |
| 2939 | this->drawPoints(kPoints_PointMode, 1, &pt, paint); |
| 2940 | } |
| 2941 | |
| 2942 | void SkCanvas::drawLine(SkScalar x0, SkScalar y0, SkScalar x1, SkScalar y1, |
| 2943 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2944 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawLine()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2945 | SkPoint pts[2]; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2946 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2947 | pts[0].set(x0, y0); |
| 2948 | pts[1].set(x1, y1); |
| 2949 | this->drawPoints(kLines_PointMode, 2, pts, paint); |
| 2950 | } |
| 2951 | |
| 2952 | void SkCanvas::drawRectCoords(SkScalar left, SkScalar top, |
| 2953 | SkScalar right, SkScalar bottom, |
| 2954 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2955 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawRectCoords()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2956 | SkRect r; |
| 2957 | |
| 2958 | r.set(left, top, right, bottom); |
| 2959 | this->drawRect(r, paint); |
| 2960 | } |
| 2961 | |
| 2962 | void SkCanvas::drawCircle(SkScalar cx, SkScalar cy, SkScalar radius, |
| 2963 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2964 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawCircle()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2965 | if (radius < 0) { |
| 2966 | radius = 0; |
| 2967 | } |
| 2968 | |
| 2969 | SkRect r; |
| 2970 | r.set(cx - radius, cy - radius, cx + radius, cy + radius); |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2971 | this->drawOval(r, paint); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2972 | } |
| 2973 | |
| 2974 | void SkCanvas::drawRoundRect(const SkRect& r, SkScalar rx, SkScalar ry, |
| 2975 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2976 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawRoundRect()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2977 | if (rx > 0 && ry > 0) { |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2978 | SkRRect rrect; |
| 2979 | rrect.setRectXY(r, rx, ry); |
| 2980 | this->drawRRect(rrect, paint); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2981 | } else { |
| 2982 | this->drawRect(r, paint); |
| 2983 | } |
| 2984 | } |
| 2985 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2986 | void SkCanvas::drawArc(const SkRect& oval, SkScalar startAngle, |
| 2987 | SkScalar sweepAngle, bool useCenter, |
| 2988 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2989 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawArc()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2990 | if (SkScalarAbs(sweepAngle) >= SkIntToScalar(360)) { |
| 2991 | this->drawOval(oval, paint); |
| 2992 | } else { |
| 2993 | SkPath path; |
| 2994 | if (useCenter) { |
| 2995 | path.moveTo(oval.centerX(), oval.centerY()); |
| 2996 | } |
| 2997 | path.arcTo(oval, startAngle, sweepAngle, !useCenter); |
| 2998 | if (useCenter) { |
| 2999 | path.close(); |
| 3000 | } |
| 3001 | this->drawPath(path, paint); |
| 3002 | } |
| 3003 | } |
| 3004 | |
| 3005 | void SkCanvas::drawTextOnPathHV(const void* text, size_t byteLength, |
| 3006 | const SkPath& path, SkScalar hOffset, |
| 3007 | SkScalar vOffset, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 3008 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawTextOnPathHV()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 3009 | SkMatrix matrix; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 3010 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 3011 | matrix.setTranslate(hOffset, vOffset); |
| 3012 | this->drawTextOnPath(text, byteLength, path, &matrix, paint); |
| 3013 | } |
| 3014 | |
reed@android.com | f76bacf | 2009-05-13 14:00:33 +0000 | [diff] [blame] | 3015 | /////////////////////////////////////////////////////////////////////////////// |
reed | 1c2c441 | 2015-04-30 13:09:24 -0700 | [diff] [blame] | 3016 | |
| 3017 | /** |
| 3018 | * This constant is trying to balance the speed of ref'ing a subpicture into a parent picture, |
| 3019 | * against the playback cost of recursing into the subpicture to get at its actual ops. |
| 3020 | * |
| 3021 | * For now we pick a conservatively small value, though measurement (and other heuristics like |
| 3022 | * the type of ops contained) may justify changing this value. |
| 3023 | */ |
| 3024 | #define kMaxPictureOpsToUnrollInsteadOfRef 1 |
robertphillips | 9b14f26 | 2014-06-04 05:40:44 -0700 | [diff] [blame] | 3025 | |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 3026 | void SkCanvas::drawPicture(const SkPicture* picture, const SkMatrix* matrix, const SkPaint* paint) { |
reed | e3b38ce | 2016-01-08 09:18:44 -0800 | [diff] [blame] | 3027 | RETURN_ON_NULL(picture); |
| 3028 | |
reed | 1c2c441 | 2015-04-30 13:09:24 -0700 | [diff] [blame] | 3029 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPicture()"); |
reed | e3b38ce | 2016-01-08 09:18:44 -0800 | [diff] [blame] | 3030 | if (matrix && matrix->isIdentity()) { |
| 3031 | matrix = nullptr; |
| 3032 | } |
| 3033 | if (picture->approximateOpCount() <= kMaxPictureOpsToUnrollInsteadOfRef) { |
| 3034 | SkAutoCanvasMatrixPaint acmp(this, matrix, paint, picture->cullRect()); |
| 3035 | picture->playback(this); |
| 3036 | } else { |
| 3037 | this->onDrawPicture(picture, matrix, paint); |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 3038 | } |
| 3039 | } |
robertphillips | 9b14f26 | 2014-06-04 05:40:44 -0700 | [diff] [blame] | 3040 | |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 3041 | void SkCanvas::onDrawPicture(const SkPicture* picture, const SkMatrix* matrix, |
| 3042 | const SkPaint* paint) { |
fmalita | d028180 | 2015-08-20 12:08:18 -0700 | [diff] [blame] | 3043 | if (!paint || paint->canComputeFastBounds()) { |
| 3044 | SkRect bounds = picture->cullRect(); |
| 3045 | if (paint) { |
| 3046 | paint->computeFastBounds(bounds, &bounds); |
| 3047 | } |
| 3048 | if (matrix) { |
| 3049 | matrix->mapRect(&bounds); |
| 3050 | } |
| 3051 | if (this->quickReject(bounds)) { |
| 3052 | return; |
| 3053 | } |
| 3054 | } |
| 3055 | |
robertphillips | a8d7f0b | 2014-08-29 08:03:56 -0700 | [diff] [blame] | 3056 | SkAutoCanvasMatrixPaint acmp(this, matrix, paint, picture->cullRect()); |
robertphillips | c5ba71d | 2014-09-04 08:42:50 -0700 | [diff] [blame] | 3057 | picture->playback(this); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 3058 | } |
| 3059 | |
vjiaoblack | 95302da | 2016-07-21 10:25:54 -0700 | [diff] [blame] | 3060 | #ifdef SK_EXPERIMENTAL_SHADOWING |
| 3061 | void SkCanvas::drawShadowedPicture(const SkPicture* picture, |
| 3062 | const SkMatrix* matrix, |
| 3063 | const SkPaint* paint) { |
| 3064 | RETURN_ON_NULL(picture); |
| 3065 | |
| 3066 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawShadowedPicture()"); |
| 3067 | |
| 3068 | this->onDrawShadowedPicture(picture, matrix, paint); |
| 3069 | } |
| 3070 | |
| 3071 | void SkCanvas::onDrawShadowedPicture(const SkPicture* picture, |
| 3072 | const SkMatrix* matrix, |
| 3073 | const SkPaint* paint) { |
vjiaoblack | 904527d | 2016-08-09 09:32:09 -0700 | [diff] [blame] | 3074 | if (!paint || paint->canComputeFastBounds()) { |
| 3075 | SkRect bounds = picture->cullRect(); |
| 3076 | if (paint) { |
| 3077 | paint->computeFastBounds(bounds, &bounds); |
| 3078 | } |
| 3079 | if (matrix) { |
| 3080 | matrix->mapRect(&bounds); |
| 3081 | } |
| 3082 | if (this->quickReject(bounds)) { |
| 3083 | return; |
| 3084 | } |
| 3085 | } |
| 3086 | |
| 3087 | SkAutoCanvasMatrixPaint acmp(this, matrix, paint, picture->cullRect()); |
| 3088 | |
| 3089 | for (int i = 0; i < fLights->numLights(); ++i) { |
| 3090 | // skip over ambient lights; they don't cast shadows |
| 3091 | // lights that have shadow maps do not need updating (because lights are immutable) |
| 3092 | |
| 3093 | if (SkLights::Light::kAmbient_LightType == fLights->light(i).type() || |
| 3094 | fLights->light(i).getShadowMap() != nullptr) { |
| 3095 | continue; |
| 3096 | } |
| 3097 | |
| 3098 | // TODO: compute the correct size of the depth map from the light properties |
| 3099 | // TODO: maybe add a kDepth_8_SkColorType |
| 3100 | // TODO: find actual max depth of picture |
| 3101 | SkISize shMapSize = SkShadowPaintFilterCanvas::ComputeDepthMapSize( |
| 3102 | fLights->light(i), 255, |
| 3103 | picture->cullRect().width(), |
| 3104 | picture->cullRect().height()); |
| 3105 | |
| 3106 | SkImageInfo info = SkImageInfo::Make(shMapSize.fWidth, shMapSize.fHeight, |
| 3107 | kBGRA_8888_SkColorType, |
| 3108 | kOpaque_SkAlphaType); |
| 3109 | |
| 3110 | // Create a new surface (that matches the backend of canvas) |
| 3111 | // for each shadow map |
| 3112 | sk_sp<SkSurface> surf(this->makeSurface(info)); |
| 3113 | |
| 3114 | // Wrap another SPFCanvas around the surface |
| 3115 | sk_sp<SkShadowPaintFilterCanvas> depthMapCanvas = |
| 3116 | sk_make_sp<SkShadowPaintFilterCanvas>(surf->getCanvas()); |
| 3117 | |
| 3118 | // set the depth map canvas to have the light we're drawing. |
| 3119 | SkLights::Builder builder; |
| 3120 | builder.add(fLights->light(i)); |
| 3121 | sk_sp<SkLights> curLight = builder.finish(); |
| 3122 | |
| 3123 | depthMapCanvas->setLights(std::move(curLight)); |
| 3124 | depthMapCanvas->drawPicture(picture); |
| 3125 | |
| 3126 | fLights->light(i).setShadowMap(surf->makeImageSnapshot()); |
| 3127 | } |
| 3128 | |
| 3129 | sk_sp<SkImage> povDepthMap; |
| 3130 | sk_sp<SkImage> diffuseMap; |
| 3131 | |
| 3132 | // TODO: pass the depth to the shader in vertices, or uniforms |
| 3133 | // so we don't have to render depth and color separately |
| 3134 | |
| 3135 | // povDepthMap |
| 3136 | { |
| 3137 | SkLights::Builder builder; |
| 3138 | builder.add(SkLights::Light(SkColor3f::Make(1.0f, 1.0f, 1.0f), |
| 3139 | SkVector3::Make(0.0f, 0.0f, 1.0f))); |
| 3140 | sk_sp<SkLights> povLight = builder.finish(); |
| 3141 | |
| 3142 | SkImageInfo info = SkImageInfo::Make(picture->cullRect().width(), |
| 3143 | picture->cullRect().height(), |
| 3144 | kBGRA_8888_SkColorType, |
| 3145 | kOpaque_SkAlphaType); |
| 3146 | |
| 3147 | // Create a new surface (that matches the backend of canvas) |
| 3148 | // to create the povDepthMap |
| 3149 | sk_sp<SkSurface> surf(this->makeSurface(info)); |
| 3150 | |
| 3151 | // Wrap another SPFCanvas around the surface |
| 3152 | sk_sp<SkShadowPaintFilterCanvas> depthMapCanvas = |
| 3153 | sk_make_sp<SkShadowPaintFilterCanvas>(surf->getCanvas()); |
| 3154 | |
| 3155 | // set the depth map canvas to have the light as the user's POV |
| 3156 | depthMapCanvas->setLights(std::move(povLight)); |
| 3157 | |
| 3158 | depthMapCanvas->drawPicture(picture); |
| 3159 | |
| 3160 | povDepthMap = surf->makeImageSnapshot(); |
| 3161 | } |
| 3162 | |
| 3163 | // diffuseMap |
| 3164 | { |
| 3165 | SkImageInfo info = SkImageInfo::Make(picture->cullRect().width(), |
| 3166 | picture->cullRect().height(), |
| 3167 | kBGRA_8888_SkColorType, |
| 3168 | kOpaque_SkAlphaType); |
| 3169 | |
| 3170 | sk_sp<SkSurface> surf(this->makeSurface(info)); |
| 3171 | surf->getCanvas()->drawPicture(picture); |
| 3172 | |
| 3173 | diffuseMap = surf->makeImageSnapshot(); |
| 3174 | } |
| 3175 | |
| 3176 | SkPaint shadowPaint; |
| 3177 | |
| 3178 | sk_sp<SkShader> povDepthShader = povDepthMap->makeShader(SkShader::kClamp_TileMode, |
| 3179 | SkShader::kClamp_TileMode); |
| 3180 | |
| 3181 | sk_sp<SkShader> diffuseShader = diffuseMap->makeShader(SkShader::kClamp_TileMode, |
| 3182 | SkShader::kClamp_TileMode); |
| 3183 | |
| 3184 | sk_sp<SkShader> shadowShader = SkShadowShader::Make(std::move(povDepthShader), |
| 3185 | std::move(diffuseShader), |
| 3186 | std::move(fLights), |
| 3187 | diffuseMap->width(), |
| 3188 | diffuseMap->height()); |
| 3189 | |
| 3190 | shadowPaint.setShader(shadowShader); |
| 3191 | |
| 3192 | this->drawRect(SkRect::MakeIWH(diffuseMap->width(), diffuseMap->height()), shadowPaint); |
vjiaoblack | 95302da | 2016-07-21 10:25:54 -0700 | [diff] [blame] | 3193 | } |
| 3194 | #endif |
| 3195 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 3196 | /////////////////////////////////////////////////////////////////////////////// |
| 3197 | /////////////////////////////////////////////////////////////////////////////// |
| 3198 | |
| 3199 | SkCanvas::LayerIter::LayerIter(SkCanvas* canvas, bool skipEmptyClips) { |
bungeman | 99fe822 | 2015-08-20 07:57:51 -0700 | [diff] [blame] | 3200 | static_assert(sizeof(fStorage) >= sizeof(SkDrawIter), "fStorage_too_small"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 3201 | |
| 3202 | SkASSERT(canvas); |
| 3203 | |
| 3204 | fImpl = new (fStorage) SkDrawIter(canvas, skipEmptyClips); |
| 3205 | fDone = !fImpl->next(); |
| 3206 | } |
| 3207 | |
| 3208 | SkCanvas::LayerIter::~LayerIter() { |
| 3209 | fImpl->~SkDrawIter(); |
| 3210 | } |
| 3211 | |
| 3212 | void SkCanvas::LayerIter::next() { |
| 3213 | fDone = !fImpl->next(); |
| 3214 | } |
| 3215 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 3216 | SkBaseDevice* SkCanvas::LayerIter::device() const { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 3217 | return fImpl->getDevice(); |
| 3218 | } |
| 3219 | |
| 3220 | const SkMatrix& SkCanvas::LayerIter::matrix() const { |
| 3221 | return fImpl->getMatrix(); |
| 3222 | } |
| 3223 | |
| 3224 | const SkPaint& SkCanvas::LayerIter::paint() const { |
| 3225 | const SkPaint* paint = fImpl->getPaint(); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 3226 | if (nullptr == paint) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 3227 | paint = &fDefaultPaint; |
| 3228 | } |
| 3229 | return *paint; |
| 3230 | } |
| 3231 | |
reed | 1e7f5e7 | 2016-04-27 07:49:17 -0700 | [diff] [blame] | 3232 | const SkRasterClip& SkCanvas::LayerIter::clip() const { return fImpl->getClip(); } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 3233 | int SkCanvas::LayerIter::x() const { return fImpl->getX(); } |
| 3234 | int SkCanvas::LayerIter::y() const { return fImpl->getY(); } |
justinlin@google.com | 20a550c | 2012-07-27 17:37:12 +0000 | [diff] [blame] | 3235 | |
| 3236 | /////////////////////////////////////////////////////////////////////////////// |
| 3237 | |
fmalita | c3b589a | 2014-06-05 12:40:07 -0700 | [diff] [blame] | 3238 | SkCanvasClipVisitor::~SkCanvasClipVisitor() { } |
commit-bot@chromium.org | 3107b6a | 2014-02-27 20:32:51 +0000 | [diff] [blame] | 3239 | |
| 3240 | /////////////////////////////////////////////////////////////////////////////// |
| 3241 | |
| 3242 | static bool supported_for_raster_canvas(const SkImageInfo& info) { |
| 3243 | switch (info.alphaType()) { |
| 3244 | case kPremul_SkAlphaType: |
| 3245 | case kOpaque_SkAlphaType: |
| 3246 | break; |
| 3247 | default: |
| 3248 | return false; |
| 3249 | } |
| 3250 | |
| 3251 | switch (info.colorType()) { |
| 3252 | case kAlpha_8_SkColorType: |
| 3253 | case kRGB_565_SkColorType: |
commit-bot@chromium.org | 28fcae2 | 2014-04-11 17:15:40 +0000 | [diff] [blame] | 3254 | case kN32_SkColorType: |
commit-bot@chromium.org | 3107b6a | 2014-02-27 20:32:51 +0000 | [diff] [blame] | 3255 | break; |
| 3256 | default: |
| 3257 | return false; |
| 3258 | } |
| 3259 | |
| 3260 | return true; |
| 3261 | } |
| 3262 | |
commit-bot@chromium.org | 42b0893 | 2014-03-17 02:13:07 +0000 | [diff] [blame] | 3263 | SkCanvas* SkCanvas::NewRasterDirect(const SkImageInfo& info, void* pixels, size_t rowBytes) { |
| 3264 | if (!supported_for_raster_canvas(info)) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 3265 | return nullptr; |
commit-bot@chromium.org | 42b0893 | 2014-03-17 02:13:07 +0000 | [diff] [blame] | 3266 | } |
skia.committer@gmail.com | eb849e5 | 2014-03-17 03:02:17 +0000 | [diff] [blame] | 3267 | |
commit-bot@chromium.org | 42b0893 | 2014-03-17 02:13:07 +0000 | [diff] [blame] | 3268 | SkBitmap bitmap; |
| 3269 | if (!bitmap.installPixels(info, pixels, rowBytes)) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 3270 | return nullptr; |
commit-bot@chromium.org | 42b0893 | 2014-03-17 02:13:07 +0000 | [diff] [blame] | 3271 | } |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 3272 | return new SkCanvas(bitmap); |
commit-bot@chromium.org | 42b0893 | 2014-03-17 02:13:07 +0000 | [diff] [blame] | 3273 | } |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 3274 | |
| 3275 | /////////////////////////////////////////////////////////////////////////////// |
| 3276 | |
| 3277 | SkAutoCanvasMatrixPaint::SkAutoCanvasMatrixPaint(SkCanvas* canvas, const SkMatrix* matrix, |
robertphillips | a8d7f0b | 2014-08-29 08:03:56 -0700 | [diff] [blame] | 3278 | const SkPaint* paint, const SkRect& bounds) |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 3279 | : fCanvas(canvas) |
| 3280 | , fSaveCount(canvas->getSaveCount()) |
| 3281 | { |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 3282 | if (paint) { |
robertphillips | a8d7f0b | 2014-08-29 08:03:56 -0700 | [diff] [blame] | 3283 | SkRect newBounds = bounds; |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 3284 | if (matrix) { |
robertphillips | a8d7f0b | 2014-08-29 08:03:56 -0700 | [diff] [blame] | 3285 | matrix->mapRect(&newBounds); |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 3286 | } |
robertphillips | a8d7f0b | 2014-08-29 08:03:56 -0700 | [diff] [blame] | 3287 | canvas->saveLayer(&newBounds, paint); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 3288 | } else if (matrix) { |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 3289 | canvas->save(); |
| 3290 | } |
mtklein | 6cfa73a | 2014-08-13 13:33:49 -0700 | [diff] [blame] | 3291 | |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 3292 | if (matrix) { |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 3293 | canvas->concat(*matrix); |
| 3294 | } |
| 3295 | } |
| 3296 | |
| 3297 | SkAutoCanvasMatrixPaint::~SkAutoCanvasMatrixPaint() { |
| 3298 | fCanvas->restoreToCount(fSaveCount); |
| 3299 | } |
reed | e8f3062 | 2016-03-23 18:59:25 -0700 | [diff] [blame] | 3300 | |
| 3301 | #ifdef SK_SUPPORT_LEGACY_NEW_SURFACE_API |
| 3302 | SkSurface* SkCanvas::newSurface(const SkImageInfo& info, const SkSurfaceProps* props) { |
| 3303 | return this->makeSurface(info, props).release(); |
| 3304 | } |
| 3305 | #endif |