commit-bot@chromium.org | c4b21e6 | 2014-04-11 18:33:31 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2014 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 8 | #include "SkRecorder.h" |
| 9 | #include "SkPicture.h" |
| 10 | |
| 11 | // SkCanvas will fail in mysterious ways if it doesn't know the real width and height. |
commit-bot@chromium.org | a095041 | 2014-05-29 16:52:40 +0000 | [diff] [blame] | 12 | SkRecorder::SkRecorder(SkRecord* record, int width, int height) |
| 13 | : SkCanvas(width, height), fRecord(record) {} |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 14 | |
commit-bot@chromium.org | 732bd66 | 2014-04-24 15:22:55 +0000 | [diff] [blame] | 15 | void SkRecorder::forgetRecord() { |
| 16 | fRecord = NULL; |
| 17 | } |
| 18 | |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 19 | // To make appending to fRecord a little less verbose. |
| 20 | #define APPEND(T, ...) \ |
| 21 | SkNEW_PLACEMENT_ARGS(fRecord->append<SkRecords::T>(), SkRecords::T, (__VA_ARGS__)) |
| 22 | |
commit-bot@chromium.org | a095041 | 2014-05-29 16:52:40 +0000 | [diff] [blame] | 23 | // For methods which must call back into SkCanvas. |
| 24 | #define INHERITED(method, ...) this->SkCanvas::method(__VA_ARGS__) |
commit-bot@chromium.org | d9ce2be | 2014-04-09 23:30:28 +0000 | [diff] [blame] | 25 | |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 26 | // The structs we're creating all copy their constructor arguments. Given the way the SkRecords |
| 27 | // framework works, sometimes they happen to technically be copied twice, which is fine and elided |
| 28 | // into a single copy unless the class has a non-trivial copy constructor. For classes with |
| 29 | // non-trivial copy constructors, we skip the first copy (and its destruction) by wrapping the value |
| 30 | // with delay_copy(), forcing the argument to be passed by const&. |
| 31 | // |
| 32 | // This is used below for SkBitmap, SkPaint, SkPath, and SkRegion, which all have non-trivial copy |
| 33 | // constructors and destructors. You'll know you've got a good candidate T if you see ~T() show up |
| 34 | // unexpectedly on a profile of record time. Otherwise don't bother. |
| 35 | template <typename T> |
| 36 | class Reference { |
| 37 | public: |
| 38 | Reference(const T& x) : fX(x) {} |
| 39 | operator const T&() const { return fX; } |
| 40 | private: |
| 41 | const T& fX; |
| 42 | }; |
| 43 | |
| 44 | template <typename T> |
| 45 | static Reference<T> delay_copy(const T& x) { return Reference<T>(x); } |
| 46 | |
| 47 | // Use copy() only for optional arguments, to be copied if present or skipped if not. |
| 48 | // (For most types we just pass by value and let copy constructors do their thing.) |
| 49 | template <typename T> |
| 50 | T* SkRecorder::copy(const T* src) { |
| 51 | if (NULL == src) { |
| 52 | return NULL; |
| 53 | } |
| 54 | return SkNEW_PLACEMENT_ARGS(fRecord->alloc<T>(), T, (*src)); |
| 55 | } |
| 56 | |
| 57 | // This copy() is for arrays. |
| 58 | // It will work with POD or non-POD, though currently we only use it for POD. |
| 59 | template <typename T> |
reed | 2347b62 | 2014-08-07 12:19:50 -0700 | [diff] [blame] | 60 | T* SkRecorder::copy(const T src[], size_t count) { |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 61 | if (NULL == src) { |
| 62 | return NULL; |
| 63 | } |
| 64 | T* dst = fRecord->alloc<T>(count); |
reed | 2347b62 | 2014-08-07 12:19:50 -0700 | [diff] [blame] | 65 | for (size_t i = 0; i < count; i++) { |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 66 | SkNEW_PLACEMENT_ARGS(dst + i, T, (src[i])); |
| 67 | } |
| 68 | return dst; |
| 69 | } |
| 70 | |
| 71 | // Specialization for copying strings, using memcpy. |
| 72 | // This measured around 2x faster for copying code points, |
| 73 | // but I found no corresponding speedup for other arrays. |
| 74 | template <> |
reed | 2347b62 | 2014-08-07 12:19:50 -0700 | [diff] [blame] | 75 | char* SkRecorder::copy(const char src[], size_t count) { |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 76 | if (NULL == src) { |
| 77 | return NULL; |
| 78 | } |
| 79 | char* dst = fRecord->alloc<char>(count); |
| 80 | memcpy(dst, src, count); |
| 81 | return dst; |
| 82 | } |
| 83 | |
| 84 | void SkRecorder::clear(SkColor color) { |
| 85 | APPEND(Clear, color); |
| 86 | } |
| 87 | |
| 88 | void SkRecorder::drawPaint(const SkPaint& paint) { |
| 89 | APPEND(DrawPaint, delay_copy(paint)); |
| 90 | } |
| 91 | |
| 92 | void SkRecorder::drawPoints(PointMode mode, |
| 93 | size_t count, |
| 94 | const SkPoint pts[], |
| 95 | const SkPaint& paint) { |
commit-bot@chromium.org | 37f6e62 | 2014-05-07 22:59:38 +0000 | [diff] [blame] | 96 | APPEND(DrawPoints, delay_copy(paint), mode, count, this->copy(pts, count)); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 97 | } |
| 98 | |
| 99 | void SkRecorder::drawRect(const SkRect& rect, const SkPaint& paint) { |
commit-bot@chromium.org | 37f6e62 | 2014-05-07 22:59:38 +0000 | [diff] [blame] | 100 | APPEND(DrawRect, delay_copy(paint), rect); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 101 | } |
| 102 | |
| 103 | void SkRecorder::drawOval(const SkRect& oval, const SkPaint& paint) { |
commit-bot@chromium.org | 37f6e62 | 2014-05-07 22:59:38 +0000 | [diff] [blame] | 104 | APPEND(DrawOval, delay_copy(paint), oval); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 105 | } |
| 106 | |
| 107 | void SkRecorder::drawRRect(const SkRRect& rrect, const SkPaint& paint) { |
commit-bot@chromium.org | 37f6e62 | 2014-05-07 22:59:38 +0000 | [diff] [blame] | 108 | APPEND(DrawRRect, delay_copy(paint), rrect); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 109 | } |
| 110 | |
commit-bot@chromium.org | d9ce2be | 2014-04-09 23:30:28 +0000 | [diff] [blame] | 111 | void SkRecorder::onDrawDRRect(const SkRRect& outer, const SkRRect& inner, const SkPaint& paint) { |
commit-bot@chromium.org | 37f6e62 | 2014-05-07 22:59:38 +0000 | [diff] [blame] | 112 | APPEND(DrawDRRect, delay_copy(paint), outer, inner); |
commit-bot@chromium.org | d9ce2be | 2014-04-09 23:30:28 +0000 | [diff] [blame] | 113 | } |
| 114 | |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 115 | void SkRecorder::drawPath(const SkPath& path, const SkPaint& paint) { |
commit-bot@chromium.org | 37f6e62 | 2014-05-07 22:59:38 +0000 | [diff] [blame] | 116 | APPEND(DrawPath, delay_copy(paint), delay_copy(path)); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 117 | } |
| 118 | |
| 119 | void SkRecorder::drawBitmap(const SkBitmap& bitmap, |
| 120 | SkScalar left, |
| 121 | SkScalar top, |
| 122 | const SkPaint* paint) { |
commit-bot@chromium.org | 37f6e62 | 2014-05-07 22:59:38 +0000 | [diff] [blame] | 123 | APPEND(DrawBitmap, this->copy(paint), delay_copy(bitmap), left, top); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 124 | } |
| 125 | |
| 126 | void SkRecorder::drawBitmapRectToRect(const SkBitmap& bitmap, |
| 127 | const SkRect* src, |
| 128 | const SkRect& dst, |
| 129 | const SkPaint* paint, |
| 130 | DrawBitmapRectFlags flags) { |
| 131 | APPEND(DrawBitmapRectToRect, |
commit-bot@chromium.org | 37f6e62 | 2014-05-07 22:59:38 +0000 | [diff] [blame] | 132 | this->copy(paint), delay_copy(bitmap), this->copy(src), dst, flags); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 133 | } |
| 134 | |
| 135 | void SkRecorder::drawBitmapMatrix(const SkBitmap& bitmap, |
| 136 | const SkMatrix& matrix, |
| 137 | const SkPaint* paint) { |
commit-bot@chromium.org | 37f6e62 | 2014-05-07 22:59:38 +0000 | [diff] [blame] | 138 | APPEND(DrawBitmapMatrix, this->copy(paint), delay_copy(bitmap), matrix); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 139 | } |
| 140 | |
| 141 | void SkRecorder::drawBitmapNine(const SkBitmap& bitmap, |
| 142 | const SkIRect& center, |
| 143 | const SkRect& dst, |
| 144 | const SkPaint* paint) { |
commit-bot@chromium.org | 37f6e62 | 2014-05-07 22:59:38 +0000 | [diff] [blame] | 145 | APPEND(DrawBitmapNine, this->copy(paint), delay_copy(bitmap), center, dst); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 146 | } |
| 147 | |
| 148 | void SkRecorder::drawSprite(const SkBitmap& bitmap, int left, int top, const SkPaint* paint) { |
commit-bot@chromium.org | 37f6e62 | 2014-05-07 22:59:38 +0000 | [diff] [blame] | 149 | APPEND(DrawSprite, this->copy(paint), delay_copy(bitmap), left, top); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 150 | } |
| 151 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 152 | void SkRecorder::onDrawText(const void* text, size_t byteLength, |
| 153 | SkScalar x, SkScalar y, const SkPaint& paint) { |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 154 | APPEND(DrawText, |
commit-bot@chromium.org | 37f6e62 | 2014-05-07 22:59:38 +0000 | [diff] [blame] | 155 | delay_copy(paint), this->copy((const char*)text, byteLength), byteLength, x, y); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 156 | } |
| 157 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 158 | void SkRecorder::onDrawPosText(const void* text, size_t byteLength, |
| 159 | const SkPoint pos[], const SkPaint& paint) { |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 160 | const unsigned points = paint.countText(text, byteLength); |
| 161 | APPEND(DrawPosText, |
commit-bot@chromium.org | 37f6e62 | 2014-05-07 22:59:38 +0000 | [diff] [blame] | 162 | delay_copy(paint), |
| 163 | this->copy((const char*)text, byteLength), |
| 164 | byteLength, |
| 165 | this->copy(pos, points)); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 166 | } |
| 167 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 168 | void SkRecorder::onDrawPosTextH(const void* text, size_t byteLength, |
| 169 | const SkScalar xpos[], SkScalar constY, const SkPaint& paint) { |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 170 | const unsigned points = paint.countText(text, byteLength); |
| 171 | APPEND(DrawPosTextH, |
commit-bot@chromium.org | 37f6e62 | 2014-05-07 22:59:38 +0000 | [diff] [blame] | 172 | delay_copy(paint), |
| 173 | this->copy((const char*)text, byteLength), |
| 174 | byteLength, |
| 175 | this->copy(xpos, points), |
| 176 | constY); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 177 | } |
| 178 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 179 | void SkRecorder::onDrawTextOnPath(const void* text, size_t byteLength, const SkPath& path, |
| 180 | const SkMatrix* matrix, const SkPaint& paint) { |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 181 | APPEND(DrawTextOnPath, |
commit-bot@chromium.org | 37f6e62 | 2014-05-07 22:59:38 +0000 | [diff] [blame] | 182 | delay_copy(paint), |
| 183 | this->copy((const char*)text, byteLength), |
| 184 | byteLength, |
| 185 | delay_copy(path), |
| 186 | this->copy(matrix)); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 187 | } |
| 188 | |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame^] | 189 | void SkRecorder::onDrawPicture(const SkPicture* pic, const SkMatrix* matrix, const SkPaint* paint) { |
| 190 | APPEND(DrawPicture, this->copy(paint), pic, this->copy(matrix)); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 191 | } |
| 192 | |
| 193 | void SkRecorder::drawVertices(VertexMode vmode, |
| 194 | int vertexCount, const SkPoint vertices[], |
| 195 | const SkPoint texs[], const SkColor colors[], |
| 196 | SkXfermode* xmode, |
| 197 | const uint16_t indices[], int indexCount, const SkPaint& paint) { |
commit-bot@chromium.org | 37f6e62 | 2014-05-07 22:59:38 +0000 | [diff] [blame] | 198 | APPEND(DrawVertices, delay_copy(paint), |
| 199 | vmode, |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 200 | vertexCount, |
| 201 | this->copy(vertices, vertexCount), |
| 202 | texs ? this->copy(texs, vertexCount) : NULL, |
| 203 | colors ? this->copy(colors, vertexCount) : NULL, |
| 204 | xmode, |
| 205 | this->copy(indices, indexCount), |
commit-bot@chromium.org | 37f6e62 | 2014-05-07 22:59:38 +0000 | [diff] [blame] | 206 | indexCount); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 207 | } |
| 208 | |
dandov | 963137b | 2014-08-07 07:49:53 -0700 | [diff] [blame] | 209 | void SkRecorder::drawPatch(const SkPatch& patch, const SkPaint& paint) { |
| 210 | APPEND(DrawPatch, delay_copy(paint), delay_copy(patch)); |
| 211 | } |
| 212 | |
Florin Malita | 5f6102d | 2014-06-30 10:13:28 -0400 | [diff] [blame] | 213 | void SkRecorder::willSave() { |
| 214 | APPEND(Save); |
| 215 | INHERITED(willSave); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 216 | } |
| 217 | |
| 218 | SkCanvas::SaveLayerStrategy SkRecorder::willSaveLayer(const SkRect* bounds, |
| 219 | const SkPaint* paint, |
| 220 | SkCanvas::SaveFlags flags) { |
| 221 | APPEND(SaveLayer, this->copy(bounds), this->copy(paint), flags); |
commit-bot@chromium.org | d9ce2be | 2014-04-09 23:30:28 +0000 | [diff] [blame] | 222 | INHERITED(willSaveLayer, bounds, paint, flags); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 223 | return SkCanvas::kNoLayer_SaveLayerStrategy; |
| 224 | } |
| 225 | |
| 226 | void SkRecorder::willRestore() { |
| 227 | APPEND(Restore); |
commit-bot@chromium.org | d9ce2be | 2014-04-09 23:30:28 +0000 | [diff] [blame] | 228 | INHERITED(willRestore); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 229 | } |
| 230 | |
commit-bot@chromium.org | 03a99b8 | 2014-04-08 15:17:17 +0000 | [diff] [blame] | 231 | void SkRecorder::onPushCull(const SkRect& rect) { |
commit-bot@chromium.org | 88c3e27 | 2014-04-22 16:57:20 +0000 | [diff] [blame] | 232 | APPEND(PushCull, rect); |
commit-bot@chromium.org | 03a99b8 | 2014-04-08 15:17:17 +0000 | [diff] [blame] | 233 | } |
| 234 | |
| 235 | void SkRecorder::onPopCull() { |
| 236 | APPEND(PopCull); |
| 237 | } |
| 238 | |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 239 | void SkRecorder::didConcat(const SkMatrix& matrix) { |
| 240 | APPEND(Concat, matrix); |
commit-bot@chromium.org | d9ce2be | 2014-04-09 23:30:28 +0000 | [diff] [blame] | 241 | INHERITED(didConcat, matrix); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 242 | } |
| 243 | |
| 244 | void SkRecorder::didSetMatrix(const SkMatrix& matrix) { |
| 245 | APPEND(SetMatrix, matrix); |
commit-bot@chromium.org | d9ce2be | 2014-04-09 23:30:28 +0000 | [diff] [blame] | 246 | INHERITED(didSetMatrix, matrix); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 247 | } |
| 248 | |
| 249 | void SkRecorder::onClipRect(const SkRect& rect, SkRegion::Op op, ClipEdgeStyle edgeStyle) { |
| 250 | APPEND(ClipRect, rect, op, edgeStyle == kSoft_ClipEdgeStyle); |
commit-bot@chromium.org | d9ce2be | 2014-04-09 23:30:28 +0000 | [diff] [blame] | 251 | INHERITED(onClipRect, rect, op, edgeStyle); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 252 | } |
| 253 | |
| 254 | void SkRecorder::onClipRRect(const SkRRect& rrect, SkRegion::Op op, ClipEdgeStyle edgeStyle) { |
| 255 | APPEND(ClipRRect, rrect, op, edgeStyle == kSoft_ClipEdgeStyle); |
commit-bot@chromium.org | d9ce2be | 2014-04-09 23:30:28 +0000 | [diff] [blame] | 256 | INHERITED(updateClipConservativelyUsingBounds, rrect.getBounds(), op, false); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 257 | } |
| 258 | |
| 259 | void SkRecorder::onClipPath(const SkPath& path, SkRegion::Op op, ClipEdgeStyle edgeStyle) { |
| 260 | APPEND(ClipPath, delay_copy(path), op, edgeStyle == kSoft_ClipEdgeStyle); |
commit-bot@chromium.org | d9ce2be | 2014-04-09 23:30:28 +0000 | [diff] [blame] | 261 | INHERITED(updateClipConservativelyUsingBounds, path.getBounds(), op, path.isInverseFillType()); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 262 | } |
| 263 | |
| 264 | void SkRecorder::onClipRegion(const SkRegion& deviceRgn, SkRegion::Op op) { |
| 265 | APPEND(ClipRegion, delay_copy(deviceRgn), op); |
commit-bot@chromium.org | d9ce2be | 2014-04-09 23:30:28 +0000 | [diff] [blame] | 266 | INHERITED(onClipRegion, deviceRgn, op); |
commit-bot@chromium.org | e3ff558 | 2014-04-01 16:24:06 +0000 | [diff] [blame] | 267 | } |