epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 1 | |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 2 | /* |
epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 3 | * Copyright 2011 Google Inc. |
| 4 | * |
| 5 | * Use of this source code is governed by a BSD-style license that can be |
| 6 | * found in the LICENSE file. |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 7 | */ |
| 8 | |
epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 9 | |
bsalomon@google.com | 1fadb20 | 2011-12-12 16:10:08 +0000 | [diff] [blame] | 10 | #include "GrContext.h" |
| 11 | |
tomhudson@google.com | aa72eab | 2012-07-19 18:01:07 +0000 | [diff] [blame] | 12 | #include "effects/GrSingleTextureEffect.h" |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 13 | #include "effects/GrConfigConversionEffect.h" |
bsalomon@google.com | b505a12 | 2012-05-31 18:40:36 +0000 | [diff] [blame] | 14 | |
tomhudson@google.com | 278cbb4 | 2011-06-30 19:37:01 +0000 | [diff] [blame] | 15 | #include "GrBufferAllocPool.h" |
bsalomon@google.com | 05ef510 | 2011-05-02 21:14:59 +0000 | [diff] [blame] | 16 | #include "GrGpu.h" |
bsalomon@google.com | c26d94f | 2013-03-25 18:19:00 +0000 | [diff] [blame] | 17 | #include "GrDrawTargetCaps.h" |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 18 | #include "GrIndexBuffer.h" |
| 19 | #include "GrInOrderDrawBuffer.h" |
commit-bot@chromium.org | 8131283 | 2013-03-22 18:34:09 +0000 | [diff] [blame] | 20 | #include "GrOvalRenderer.h" |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 21 | #include "GrPathRenderer.h" |
tomhudson@google.com | d22b6e4 | 2011-06-24 15:53:40 +0000 | [diff] [blame] | 22 | #include "GrPathUtils.h" |
bsalomon@google.com | 50398bf | 2011-07-26 20:45:30 +0000 | [diff] [blame] | 23 | #include "GrResourceCache.h" |
robertphillips@google.com | 72176b2 | 2012-05-23 13:19:12 +0000 | [diff] [blame] | 24 | #include "GrSoftwarePathRenderer.h" |
bsalomon@google.com | 558a75b | 2011-08-08 17:01:14 +0000 | [diff] [blame] | 25 | #include "GrStencilBuffer.h" |
tomhudson@google.com | 278cbb4 | 2011-06-30 19:37:01 +0000 | [diff] [blame] | 26 | #include "GrTextStrike.h" |
bsalomon@google.com | 82b0ec6 | 2013-02-07 21:02:36 +0000 | [diff] [blame] | 27 | #include "SkRTConf.h" |
sugoi@google.com | 5f74cf8 | 2012-12-17 21:16:45 +0000 | [diff] [blame] | 28 | #include "SkStrokeRec.h" |
bsalomon@google.com | 8c2fe99 | 2011-09-13 15:27:18 +0000 | [diff] [blame] | 29 | #include "SkTLazy.h" |
bsalomon@google.com | c0af317 | 2012-06-15 14:10:09 +0000 | [diff] [blame] | 30 | #include "SkTLS.h" |
tomhudson@google.com | 0c8d93a | 2011-07-01 17:08:26 +0000 | [diff] [blame] | 31 | #include "SkTrace.h" |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 32 | |
reed@google.com | fa35e3d | 2012-06-26 20:16:17 +0000 | [diff] [blame] | 33 | SK_DEFINE_INST_COUNT(GrContext) |
| 34 | SK_DEFINE_INST_COUNT(GrDrawState) |
| 35 | |
bsalomon@google.com | 82b0ec6 | 2013-02-07 21:02:36 +0000 | [diff] [blame] | 36 | // It can be useful to set this to false to test whether a bug is caused by using the |
bsalomon@google.com | 1d4edd3 | 2012-08-16 18:36:06 +0000 | [diff] [blame] | 37 | // InOrderDrawBuffer, to compare performance of using/not using InOrderDrawBuffer, or to make |
bsalomon@google.com | 82b0ec6 | 2013-02-07 21:02:36 +0000 | [diff] [blame] | 38 | // debugging simpler. |
jvanverth@google.com | 65eb4d5 | 2013-03-19 18:51:02 +0000 | [diff] [blame] | 39 | SK_CONF_DECLARE(bool, c_Defer, "gpu.deferContext", true, |
| 40 | "Defers rendering in GrContext via GrInOrderDrawBuffer."); |
bsalomon@google.com | 82b0ec6 | 2013-02-07 21:02:36 +0000 | [diff] [blame] | 41 | |
| 42 | #define BUFFERED_DRAW (c_Defer ? kYes_BufferedDraw : kNo_BufferedDraw) |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 43 | |
bsalomon@google.com | d46e242 | 2011-09-23 17:40:07 +0000 | [diff] [blame] | 44 | // When we're using coverage AA but the blend is incompatible (given gpu |
| 45 | // limitations) should we disable AA or draw wrong? |
bsalomon@google.com | 950d7a8 | 2011-09-28 15:05:33 +0000 | [diff] [blame] | 46 | #define DISABLE_COVERAGE_AA_FOR_BLEND 1 |
bsalomon@google.com | d46e242 | 2011-09-23 17:40:07 +0000 | [diff] [blame] | 47 | |
reed@google.com | 4b2d3f3 | 2012-05-15 18:05:50 +0000 | [diff] [blame] | 48 | #if GR_DEBUG |
| 49 | // change this to a 1 to see notifications when partial coverage fails |
| 50 | #define GR_DEBUG_PARTIAL_COVERAGE_CHECK 0 |
| 51 | #else |
| 52 | #define GR_DEBUG_PARTIAL_COVERAGE_CHECK 0 |
| 53 | #endif |
| 54 | |
robertphillips@google.com | 1947ba6 | 2012-10-17 13:35:24 +0000 | [diff] [blame] | 55 | static const size_t MAX_TEXTURE_CACHE_COUNT = 2048; |
djsollen@google.com | 42041e6 | 2012-10-29 19:24:45 +0000 | [diff] [blame] | 56 | static const size_t MAX_TEXTURE_CACHE_BYTES = GR_DEFAULT_TEXTURE_CACHE_MB_LIMIT * 1024 * 1024; |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 57 | |
bsalomon@google.com | 6036149 | 2012-03-15 17:47:06 +0000 | [diff] [blame] | 58 | static const size_t DRAW_BUFFER_VBPOOL_BUFFER_SIZE = 1 << 15; |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 59 | static const int DRAW_BUFFER_VBPOOL_PREALLOC_BUFFERS = 4; |
| 60 | |
bsalomon@google.com | 1d4edd3 | 2012-08-16 18:36:06 +0000 | [diff] [blame] | 61 | static const size_t DRAW_BUFFER_IBPOOL_BUFFER_SIZE = 1 << 11; |
| 62 | static const int DRAW_BUFFER_IBPOOL_PREALLOC_BUFFERS = 4; |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 63 | |
bsalomon@google.com | bc4b654 | 2011-11-19 13:56:11 +0000 | [diff] [blame] | 64 | #define ASSERT_OWNED_RESOURCE(R) GrAssert(!(R) || (R)->getContext() == this) |
| 65 | |
bsalomon@google.com | eb6879f | 2013-06-13 19:34:18 +0000 | [diff] [blame] | 66 | // Glorified typedef to avoid including GrDrawState.h in GrContext.h |
| 67 | class GrContext::AutoRestoreEffects : public GrDrawState::AutoRestoreEffects {}; |
| 68 | |
bsalomon@google.com | 6e4e650 | 2013-02-25 20:12:45 +0000 | [diff] [blame] | 69 | GrContext* GrContext::Create(GrBackend backend, GrBackendContext backendContext) { |
| 70 | GrContext* context = SkNEW(GrContext); |
| 71 | if (context->init(backend, backendContext)) { |
| 72 | return context; |
| 73 | } else { |
| 74 | context->unref(); |
| 75 | return NULL; |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 76 | } |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 77 | } |
| 78 | |
bsalomon@google.com | c0af317 | 2012-06-15 14:10:09 +0000 | [diff] [blame] | 79 | namespace { |
| 80 | void* CreateThreadInstanceCount() { |
tomhudson@google.com | c377baf | 2012-07-09 20:17:56 +0000 | [diff] [blame] | 81 | return SkNEW_ARGS(int, (0)); |
bsalomon@google.com | c0af317 | 2012-06-15 14:10:09 +0000 | [diff] [blame] | 82 | } |
| 83 | void DeleteThreadInstanceCount(void* v) { |
| 84 | delete reinterpret_cast<int*>(v); |
| 85 | } |
bsalomon@google.com | 6e4e650 | 2013-02-25 20:12:45 +0000 | [diff] [blame] | 86 | #define THREAD_INSTANCE_COUNT \ |
| 87 | (*reinterpret_cast<int*>(SkTLS::Get(CreateThreadInstanceCount, DeleteThreadInstanceCount))) |
| 88 | } |
bsalomon@google.com | c0af317 | 2012-06-15 14:10:09 +0000 | [diff] [blame] | 89 | |
bsalomon@google.com | 6e4e650 | 2013-02-25 20:12:45 +0000 | [diff] [blame] | 90 | GrContext::GrContext() { |
| 91 | ++THREAD_INSTANCE_COUNT; |
| 92 | fDrawState = NULL; |
| 93 | fGpu = NULL; |
commit-bot@chromium.org | bb6a317 | 2013-05-28 17:25:49 +0000 | [diff] [blame] | 94 | fClip = NULL; |
bsalomon@google.com | 6e4e650 | 2013-02-25 20:12:45 +0000 | [diff] [blame] | 95 | fPathRendererChain = NULL; |
| 96 | fSoftwarePathRenderer = NULL; |
| 97 | fTextureCache = NULL; |
| 98 | fFontCache = NULL; |
| 99 | fDrawBuffer = NULL; |
| 100 | fDrawBufferVBAllocPool = NULL; |
| 101 | fDrawBufferIBAllocPool = NULL; |
| 102 | fAARectRenderer = NULL; |
commit-bot@chromium.org | 8131283 | 2013-03-22 18:34:09 +0000 | [diff] [blame] | 103 | fOvalRenderer = NULL; |
commit-bot@chromium.org | bb6a317 | 2013-05-28 17:25:49 +0000 | [diff] [blame] | 104 | fViewMatrix.reset(); |
bsalomon@google.com | 6e4e650 | 2013-02-25 20:12:45 +0000 | [diff] [blame] | 105 | } |
| 106 | |
| 107 | bool GrContext::init(GrBackend backend, GrBackendContext backendContext) { |
| 108 | GrAssert(NULL == fGpu); |
| 109 | |
| 110 | fGpu = GrGpu::Create(backend, backendContext, this); |
| 111 | if (NULL == fGpu) { |
| 112 | return false; |
| 113 | } |
| 114 | |
| 115 | fDrawState = SkNEW(GrDrawState); |
| 116 | fGpu->setDrawState(fDrawState); |
| 117 | |
| 118 | |
| 119 | fTextureCache = SkNEW_ARGS(GrResourceCache, |
| 120 | (MAX_TEXTURE_CACHE_COUNT, |
| 121 | MAX_TEXTURE_CACHE_BYTES)); |
commit-bot@chromium.org | 1836d33 | 2013-07-16 22:55:03 +0000 | [diff] [blame^] | 122 | fTextureCache->setOverbudgetCallback(OverbudgetCB, this); |
| 123 | |
bsalomon@google.com | 6e4e650 | 2013-02-25 20:12:45 +0000 | [diff] [blame] | 124 | fFontCache = SkNEW_ARGS(GrFontCache, (fGpu)); |
| 125 | |
| 126 | fLastDrawWasBuffered = kNo_BufferedDraw; |
| 127 | |
| 128 | fAARectRenderer = SkNEW(GrAARectRenderer); |
commit-bot@chromium.org | 8131283 | 2013-03-22 18:34:09 +0000 | [diff] [blame] | 129 | fOvalRenderer = SkNEW(GrOvalRenderer); |
bsalomon@google.com | 6e4e650 | 2013-02-25 20:12:45 +0000 | [diff] [blame] | 130 | |
| 131 | fDidTestPMConversions = false; |
| 132 | |
| 133 | this->setupDrawBuffer(); |
| 134 | |
| 135 | return true; |
bsalomon@google.com | c0af317 | 2012-06-15 14:10:09 +0000 | [diff] [blame] | 136 | } |
| 137 | |
| 138 | int GrContext::GetThreadInstanceCount() { |
| 139 | return THREAD_INSTANCE_COUNT; |
| 140 | } |
| 141 | |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 142 | GrContext::~GrContext() { |
robertphillips@google.com | cdb426d | 2012-09-24 19:33:59 +0000 | [diff] [blame] | 143 | for (int i = 0; i < fCleanUpData.count(); ++i) { |
| 144 | (*fCleanUpData[i].fFunc)(this, fCleanUpData[i].fInfo); |
| 145 | } |
| 146 | |
bsalomon@google.com | 733c062 | 2013-04-24 17:59:32 +0000 | [diff] [blame] | 147 | if (NULL == fGpu) { |
| 148 | return; |
| 149 | } |
| 150 | |
bsalomon@google.com | 8fe7247 | 2011-03-30 21:26:44 +0000 | [diff] [blame] | 151 | this->flush(); |
robertphillips@google.com | 5acc0e3 | 2012-05-17 12:01:02 +0000 | [diff] [blame] | 152 | |
| 153 | // Since the gpu can hold scratch textures, give it a chance to let go |
| 154 | // of them before freeing the texture cache |
| 155 | fGpu->purgeResources(); |
| 156 | |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 157 | delete fTextureCache; |
robertphillips@google.com | eb9b3e1 | 2012-09-11 12:50:53 +0000 | [diff] [blame] | 158 | fTextureCache = NULL; |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 159 | delete fFontCache; |
| 160 | delete fDrawBuffer; |
| 161 | delete fDrawBufferVBAllocPool; |
bsalomon@google.com | de6ac2d | 2011-02-25 21:50:42 +0000 | [diff] [blame] | 162 | delete fDrawBufferIBAllocPool; |
bsalomon@google.com | 3008519 | 2011-08-19 15:42:31 +0000 | [diff] [blame] | 163 | |
robertphillips@google.com | f6747b0 | 2012-06-12 00:32:28 +0000 | [diff] [blame] | 164 | fAARectRenderer->unref(); |
commit-bot@chromium.org | 8131283 | 2013-03-22 18:34:09 +0000 | [diff] [blame] | 165 | fOvalRenderer->unref(); |
robertphillips@google.com | f6747b0 | 2012-06-12 00:32:28 +0000 | [diff] [blame] | 166 | |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 167 | fGpu->unref(); |
bsalomon@google.com | 3008519 | 2011-08-19 15:42:31 +0000 | [diff] [blame] | 168 | GrSafeUnref(fPathRendererChain); |
robertphillips@google.com | 72176b2 | 2012-05-23 13:19:12 +0000 | [diff] [blame] | 169 | GrSafeUnref(fSoftwarePathRenderer); |
bsalomon@google.com | 10e04bf | 2012-03-30 14:35:04 +0000 | [diff] [blame] | 170 | fDrawState->unref(); |
bsalomon@google.com | c0af317 | 2012-06-15 14:10:09 +0000 | [diff] [blame] | 171 | |
| 172 | --THREAD_INSTANCE_COUNT; |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 173 | } |
| 174 | |
bsalomon@google.com | 8fe7247 | 2011-03-30 21:26:44 +0000 | [diff] [blame] | 175 | void GrContext::contextLost() { |
bsalomon@google.com | 6e4e650 | 2013-02-25 20:12:45 +0000 | [diff] [blame] | 176 | this->contextDestroyed(); |
junov@google.com | 53a5584 | 2011-06-08 22:55:10 +0000 | [diff] [blame] | 177 | this->setupDrawBuffer(); |
| 178 | } |
| 179 | |
| 180 | void GrContext::contextDestroyed() { |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 181 | // abandon first to so destructors |
| 182 | // don't try to free the resources in the API. |
| 183 | fGpu->abandonResources(); |
| 184 | |
bsalomon@google.com | 3008519 | 2011-08-19 15:42:31 +0000 | [diff] [blame] | 185 | // a path renderer may be holding onto resources that |
| 186 | // are now unusable |
| 187 | GrSafeSetNull(fPathRendererChain); |
robertphillips@google.com | 72176b2 | 2012-05-23 13:19:12 +0000 | [diff] [blame] | 188 | GrSafeSetNull(fSoftwarePathRenderer); |
bsalomon@google.com | 3008519 | 2011-08-19 15:42:31 +0000 | [diff] [blame] | 189 | |
bsalomon@google.com | 8fe7247 | 2011-03-30 21:26:44 +0000 | [diff] [blame] | 190 | delete fDrawBuffer; |
| 191 | fDrawBuffer = NULL; |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 192 | |
bsalomon@google.com | 8fe7247 | 2011-03-30 21:26:44 +0000 | [diff] [blame] | 193 | delete fDrawBufferVBAllocPool; |
| 194 | fDrawBufferVBAllocPool = NULL; |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 195 | |
bsalomon@google.com | 8fe7247 | 2011-03-30 21:26:44 +0000 | [diff] [blame] | 196 | delete fDrawBufferIBAllocPool; |
| 197 | fDrawBufferIBAllocPool = NULL; |
| 198 | |
robertphillips@google.com | f6747b0 | 2012-06-12 00:32:28 +0000 | [diff] [blame] | 199 | fAARectRenderer->reset(); |
commit-bot@chromium.org | ef284a8 | 2013-07-11 22:29:29 +0000 | [diff] [blame] | 200 | fOvalRenderer->reset(); |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 201 | |
bsalomon@google.com | a292112 | 2012-08-28 12:34:17 +0000 | [diff] [blame] | 202 | fTextureCache->purgeAllUnlocked(); |
bsalomon@google.com | 8fe7247 | 2011-03-30 21:26:44 +0000 | [diff] [blame] | 203 | fFontCache->freeAll(); |
| 204 | fGpu->markContextDirty(); |
bsalomon@google.com | 8fe7247 | 2011-03-30 21:26:44 +0000 | [diff] [blame] | 205 | } |
| 206 | |
bsalomon@google.com | 0a208a1 | 2013-06-28 18:57:35 +0000 | [diff] [blame] | 207 | void GrContext::resetContext(uint32_t state) { |
| 208 | fGpu->markContextDirty(state); |
bsalomon@google.com | 8fe7247 | 2011-03-30 21:26:44 +0000 | [diff] [blame] | 209 | } |
| 210 | |
| 211 | void GrContext::freeGpuResources() { |
| 212 | this->flush(); |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 213 | |
robertphillips@google.com | ff17584 | 2012-05-14 19:31:39 +0000 | [diff] [blame] | 214 | fGpu->purgeResources(); |
| 215 | |
robertphillips@google.com | f6747b0 | 2012-06-12 00:32:28 +0000 | [diff] [blame] | 216 | fAARectRenderer->reset(); |
commit-bot@chromium.org | ef284a8 | 2013-07-11 22:29:29 +0000 | [diff] [blame] | 217 | fOvalRenderer->reset(); |
robertphillips@google.com | f6747b0 | 2012-06-12 00:32:28 +0000 | [diff] [blame] | 218 | |
bsalomon@google.com | a292112 | 2012-08-28 12:34:17 +0000 | [diff] [blame] | 219 | fTextureCache->purgeAllUnlocked(); |
bsalomon@google.com | 8fe7247 | 2011-03-30 21:26:44 +0000 | [diff] [blame] | 220 | fFontCache->freeAll(); |
bsalomon@google.com | 3008519 | 2011-08-19 15:42:31 +0000 | [diff] [blame] | 221 | // a path renderer may be holding onto resources |
| 222 | GrSafeSetNull(fPathRendererChain); |
robertphillips@google.com | 72176b2 | 2012-05-23 13:19:12 +0000 | [diff] [blame] | 223 | GrSafeSetNull(fSoftwarePathRenderer); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 224 | } |
| 225 | |
twiz@google.com | 05e7024 | 2012-01-27 19:12:00 +0000 | [diff] [blame] | 226 | size_t GrContext::getGpuTextureCacheBytes() const { |
| 227 | return fTextureCache->getCachedResourceBytes(); |
| 228 | } |
| 229 | |
bsalomon@google.com | fea37b5 | 2011-04-25 15:51:06 +0000 | [diff] [blame] | 230 | //////////////////////////////////////////////////////////////////////////////// |
| 231 | |
bsalomon@google.com | 95ed55a | 2013-01-24 14:46:47 +0000 | [diff] [blame] | 232 | GrTexture* GrContext::findAndRefTexture(const GrTextureDesc& desc, |
| 233 | const GrCacheID& cacheID, |
| 234 | const GrTextureParams* params) { |
bsalomon@google.com | 0797c2c | 2012-12-20 15:13:01 +0000 | [diff] [blame] | 235 | GrResourceKey resourceKey = GrTexture::ComputeKey(fGpu, params, desc, cacheID); |
robertphillips@google.com | 9fbcad0 | 2012-09-09 14:44:15 +0000 | [diff] [blame] | 236 | GrResource* resource = fTextureCache->find(resourceKey); |
bsalomon@google.com | 95ed55a | 2013-01-24 14:46:47 +0000 | [diff] [blame] | 237 | SkSafeRef(resource); |
robertphillips@google.com | 1f47f4f | 2012-08-16 14:49:16 +0000 | [diff] [blame] | 238 | return static_cast<GrTexture*>(resource); |
bsalomon@google.com | 558a75b | 2011-08-08 17:01:14 +0000 | [diff] [blame] | 239 | } |
| 240 | |
robertphillips@google.com | 75b3c96 | 2012-06-07 12:08:45 +0000 | [diff] [blame] | 241 | bool GrContext::isTextureInCache(const GrTextureDesc& desc, |
bsalomon@google.com | 0797c2c | 2012-12-20 15:13:01 +0000 | [diff] [blame] | 242 | const GrCacheID& cacheID, |
bsalomon@google.com | b867099 | 2012-07-25 21:27:09 +0000 | [diff] [blame] | 243 | const GrTextureParams* params) const { |
bsalomon@google.com | 0797c2c | 2012-12-20 15:13:01 +0000 | [diff] [blame] | 244 | GrResourceKey resourceKey = GrTexture::ComputeKey(fGpu, params, desc, cacheID); |
bsalomon@google.com | fb30951 | 2011-11-30 14:13:48 +0000 | [diff] [blame] | 245 | return fTextureCache->hasKey(resourceKey); |
| 246 | } |
| 247 | |
robertphillips@google.com | 9fbcad0 | 2012-09-09 14:44:15 +0000 | [diff] [blame] | 248 | void GrContext::addStencilBuffer(GrStencilBuffer* sb) { |
bsalomon@google.com | bc4b654 | 2011-11-19 13:56:11 +0000 | [diff] [blame] | 249 | ASSERT_OWNED_RESOURCE(sb); |
robertphillips@google.com | 46a8600 | 2012-08-08 10:42:44 +0000 | [diff] [blame] | 250 | |
| 251 | GrResourceKey resourceKey = GrStencilBuffer::ComputeKey(sb->width(), |
| 252 | sb->height(), |
| 253 | sb->numSamples()); |
robertphillips@google.com | 209a114 | 2012-10-31 12:25:21 +0000 | [diff] [blame] | 254 | fTextureCache->addResource(resourceKey, sb); |
bsalomon@google.com | 558a75b | 2011-08-08 17:01:14 +0000 | [diff] [blame] | 255 | } |
| 256 | |
robertphillips@google.com | 9fbcad0 | 2012-09-09 14:44:15 +0000 | [diff] [blame] | 257 | GrStencilBuffer* GrContext::findStencilBuffer(int width, int height, |
bsalomon@google.com | 558a75b | 2011-08-08 17:01:14 +0000 | [diff] [blame] | 258 | int sampleCnt) { |
robertphillips@google.com | 46a8600 | 2012-08-08 10:42:44 +0000 | [diff] [blame] | 259 | GrResourceKey resourceKey = GrStencilBuffer::ComputeKey(width, |
| 260 | height, |
| 261 | sampleCnt); |
robertphillips@google.com | 9fbcad0 | 2012-09-09 14:44:15 +0000 | [diff] [blame] | 262 | GrResource* resource = fTextureCache->find(resourceKey); |
robertphillips@google.com | 1f47f4f | 2012-08-16 14:49:16 +0000 | [diff] [blame] | 263 | return static_cast<GrStencilBuffer*>(resource); |
bsalomon@google.com | 558a75b | 2011-08-08 17:01:14 +0000 | [diff] [blame] | 264 | } |
| 265 | |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 266 | static void stretchImage(void* dst, |
| 267 | int dstW, |
| 268 | int dstH, |
| 269 | void* src, |
| 270 | int srcW, |
| 271 | int srcH, |
| 272 | int bpp) { |
| 273 | GrFixed dx = (srcW << 16) / dstW; |
| 274 | GrFixed dy = (srcH << 16) / dstH; |
| 275 | |
| 276 | GrFixed y = dy >> 1; |
| 277 | |
| 278 | int dstXLimit = dstW*bpp; |
| 279 | for (int j = 0; j < dstH; ++j) { |
| 280 | GrFixed x = dx >> 1; |
| 281 | void* srcRow = (uint8_t*)src + (y>>16)*srcW*bpp; |
| 282 | void* dstRow = (uint8_t*)dst + j*dstW*bpp; |
| 283 | for (int i = 0; i < dstXLimit; i += bpp) { |
| 284 | memcpy((uint8_t*) dstRow + i, |
| 285 | (uint8_t*) srcRow + (x>>16)*bpp, |
| 286 | bpp); |
| 287 | x += dx; |
| 288 | } |
| 289 | y += dy; |
| 290 | } |
| 291 | } |
| 292 | |
robertphillips@google.com | 4290330 | 2013-04-20 12:26:07 +0000 | [diff] [blame] | 293 | namespace { |
| 294 | |
| 295 | // position + local coordinate |
| 296 | extern const GrVertexAttrib gVertexAttribs[] = { |
| 297 | {kVec2f_GrVertexAttribType, 0, kPosition_GrVertexAttribBinding}, |
| 298 | {kVec2f_GrVertexAttribType, sizeof(GrPoint), kLocalCoord_GrVertexAttribBinding} |
| 299 | }; |
| 300 | |
| 301 | }; |
| 302 | |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 303 | // The desired texture is NPOT and tiled but that isn't supported by |
robertphillips@google.com | 3319f33 | 2012-08-13 18:00:36 +0000 | [diff] [blame] | 304 | // the current hardware. Resize the texture to be a POT |
| 305 | GrTexture* GrContext::createResizedTexture(const GrTextureDesc& desc, |
bsalomon@google.com | 0797c2c | 2012-12-20 15:13:01 +0000 | [diff] [blame] | 306 | const GrCacheID& cacheID, |
robertphillips@google.com | 3319f33 | 2012-08-13 18:00:36 +0000 | [diff] [blame] | 307 | void* srcData, |
| 308 | size_t rowBytes, |
| 309 | bool needsFiltering) { |
bsalomon@google.com | 95ed55a | 2013-01-24 14:46:47 +0000 | [diff] [blame] | 310 | SkAutoTUnref<GrTexture> clampedTexture(this->findAndRefTexture(desc, cacheID, NULL)); |
robertphillips@google.com | 1f47f4f | 2012-08-16 14:49:16 +0000 | [diff] [blame] | 311 | if (NULL == clampedTexture) { |
bsalomon@google.com | 95ed55a | 2013-01-24 14:46:47 +0000 | [diff] [blame] | 312 | clampedTexture.reset(this->createTexture(NULL, desc, cacheID, srcData, rowBytes)); |
robertphillips@google.com | 9fbcad0 | 2012-09-09 14:44:15 +0000 | [diff] [blame] | 313 | |
robertphillips@google.com | 1f47f4f | 2012-08-16 14:49:16 +0000 | [diff] [blame] | 314 | if (NULL == clampedTexture) { |
robertphillips@google.com | 3319f33 | 2012-08-13 18:00:36 +0000 | [diff] [blame] | 315 | return NULL; |
| 316 | } |
| 317 | } |
robertphillips@google.com | 0d25eef | 2012-09-11 21:25:51 +0000 | [diff] [blame] | 318 | |
robertphillips@google.com | 3319f33 | 2012-08-13 18:00:36 +0000 | [diff] [blame] | 319 | GrTextureDesc rtDesc = desc; |
| 320 | rtDesc.fFlags = rtDesc.fFlags | |
| 321 | kRenderTarget_GrTextureFlagBit | |
| 322 | kNoStencil_GrTextureFlagBit; |
| 323 | rtDesc.fWidth = GrNextPow2(GrMax(desc.fWidth, 64)); |
| 324 | rtDesc.fHeight = GrNextPow2(GrMax(desc.fHeight, 64)); |
| 325 | |
| 326 | GrTexture* texture = fGpu->createTexture(rtDesc, NULL, 0); |
| 327 | |
| 328 | if (NULL != texture) { |
| 329 | GrDrawTarget::AutoStateRestore asr(fGpu, GrDrawTarget::kReset_ASRInit); |
| 330 | GrDrawState* drawState = fGpu->drawState(); |
| 331 | drawState->setRenderTarget(texture->asRenderTarget()); |
| 332 | |
| 333 | // if filtering is not desired then we want to ensure all |
| 334 | // texels in the resampled image are copies of texels from |
| 335 | // the original. |
bsalomon@google.com | 1ce49fc | 2012-09-18 14:14:49 +0000 | [diff] [blame] | 336 | GrTextureParams params(SkShader::kClamp_TileMode, needsFiltering); |
bsalomon@google.com | eb6879f | 2013-06-13 19:34:18 +0000 | [diff] [blame] | 337 | drawState->addColorTextureEffect(clampedTexture, SkMatrix::I(), params); |
robertphillips@google.com | 3319f33 | 2012-08-13 18:00:36 +0000 | [diff] [blame] | 338 | |
robertphillips@google.com | 4290330 | 2013-04-20 12:26:07 +0000 | [diff] [blame] | 339 | drawState->setVertexAttribs<gVertexAttribs>(SK_ARRAY_COUNT(gVertexAttribs)); |
jvanverth@google.com | 054ae99 | 2013-04-01 20:06:51 +0000 | [diff] [blame] | 340 | |
jvanverth@google.com | b75b0a0 | 2013-02-05 20:33:30 +0000 | [diff] [blame] | 341 | GrDrawTarget::AutoReleaseGeometry arg(fGpu, 4, 0); |
robertphillips@google.com | 3319f33 | 2012-08-13 18:00:36 +0000 | [diff] [blame] | 342 | |
| 343 | if (arg.succeeded()) { |
| 344 | GrPoint* verts = (GrPoint*) arg.vertices(); |
bsalomon@google.com | 95ed55a | 2013-01-24 14:46:47 +0000 | [diff] [blame] | 345 | verts[0].setIRectFan(0, 0, texture->width(), texture->height(), 2 * sizeof(GrPoint)); |
| 346 | verts[1].setIRectFan(0, 0, 1, 1, 2 * sizeof(GrPoint)); |
| 347 | fGpu->drawNonIndexed(kTriangleFan_GrPrimitiveType, 0, 4); |
robertphillips@google.com | 3319f33 | 2012-08-13 18:00:36 +0000 | [diff] [blame] | 348 | } |
robertphillips@google.com | 3319f33 | 2012-08-13 18:00:36 +0000 | [diff] [blame] | 349 | } else { |
| 350 | // TODO: Our CPU stretch doesn't filter. But we create separate |
bsalomon@google.com | 08283af | 2012-10-26 13:01:20 +0000 | [diff] [blame] | 351 | // stretched textures when the texture params is either filtered or |
robertphillips@google.com | 3319f33 | 2012-08-13 18:00:36 +0000 | [diff] [blame] | 352 | // not. Either implement filtered stretch blit on CPU or just create |
| 353 | // one when FBO case fails. |
| 354 | |
| 355 | rtDesc.fFlags = kNone_GrTextureFlags; |
| 356 | // no longer need to clamp at min RT size. |
| 357 | rtDesc.fWidth = GrNextPow2(desc.fWidth); |
| 358 | rtDesc.fHeight = GrNextPow2(desc.fHeight); |
| 359 | int bpp = GrBytesPerPixel(desc.fConfig); |
bsalomon@google.com | 08283af | 2012-10-26 13:01:20 +0000 | [diff] [blame] | 360 | SkAutoSMalloc<128*128*4> stretchedPixels(bpp * rtDesc.fWidth * rtDesc.fHeight); |
robertphillips@google.com | 3319f33 | 2012-08-13 18:00:36 +0000 | [diff] [blame] | 361 | stretchImage(stretchedPixels.get(), rtDesc.fWidth, rtDesc.fHeight, |
bsalomon@google.com | 08283af | 2012-10-26 13:01:20 +0000 | [diff] [blame] | 362 | srcData, desc.fWidth, desc.fHeight, bpp); |
robertphillips@google.com | 3319f33 | 2012-08-13 18:00:36 +0000 | [diff] [blame] | 363 | |
| 364 | size_t stretchedRowBytes = rtDesc.fWidth * bpp; |
| 365 | |
jvanverth@google.com | 65eb4d5 | 2013-03-19 18:51:02 +0000 | [diff] [blame] | 366 | SkDEBUGCODE(GrTexture* texture = )fGpu->createTexture(rtDesc, stretchedPixels.get(), |
| 367 | stretchedRowBytes); |
robertphillips@google.com | 3319f33 | 2012-08-13 18:00:36 +0000 | [diff] [blame] | 368 | GrAssert(NULL != texture); |
| 369 | } |
robertphillips@google.com | 3319f33 | 2012-08-13 18:00:36 +0000 | [diff] [blame] | 370 | |
| 371 | return texture; |
| 372 | } |
| 373 | |
bsalomon@google.com | 95ed55a | 2013-01-24 14:46:47 +0000 | [diff] [blame] | 374 | GrTexture* GrContext::createTexture(const GrTextureParams* params, |
| 375 | const GrTextureDesc& desc, |
| 376 | const GrCacheID& cacheID, |
| 377 | void* srcData, |
| 378 | size_t rowBytes) { |
bsalomon@google.com | 0797c2c | 2012-12-20 15:13:01 +0000 | [diff] [blame] | 379 | SK_TRACE_EVENT0("GrContext::createTexture"); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 380 | |
bsalomon@google.com | 0797c2c | 2012-12-20 15:13:01 +0000 | [diff] [blame] | 381 | GrResourceKey resourceKey = GrTexture::ComputeKey(fGpu, params, desc, cacheID); |
robertphillips@google.com | a1e5795 | 2012-06-04 20:05:28 +0000 | [diff] [blame] | 382 | |
bsalomon@google.com | 95ed55a | 2013-01-24 14:46:47 +0000 | [diff] [blame] | 383 | GrTexture* texture; |
robertphillips@google.com | a1e5795 | 2012-06-04 20:05:28 +0000 | [diff] [blame] | 384 | if (GrTexture::NeedsResizing(resourceKey)) { |
bsalomon@google.com | 95ed55a | 2013-01-24 14:46:47 +0000 | [diff] [blame] | 385 | texture = this->createResizedTexture(desc, cacheID, |
| 386 | srcData, rowBytes, |
| 387 | GrTexture::NeedsFiltering(resourceKey)); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 388 | } else { |
bsalomon@google.com | 95ed55a | 2013-01-24 14:46:47 +0000 | [diff] [blame] | 389 | texture= fGpu->createTexture(desc, srcData, rowBytes); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 390 | } |
robertphillips@google.com | 3319f33 | 2012-08-13 18:00:36 +0000 | [diff] [blame] | 391 | |
| 392 | if (NULL != texture) { |
robertphillips@google.com | 209a114 | 2012-10-31 12:25:21 +0000 | [diff] [blame] | 393 | fTextureCache->addResource(resourceKey, texture); |
robertphillips@google.com | 3319f33 | 2012-08-13 18:00:36 +0000 | [diff] [blame] | 394 | } |
| 395 | |
robertphillips@google.com | 1f47f4f | 2012-08-16 14:49:16 +0000 | [diff] [blame] | 396 | return texture; |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 397 | } |
| 398 | |
bsalomon@google.com | 95ed55a | 2013-01-24 14:46:47 +0000 | [diff] [blame] | 399 | GrTexture* GrContext::lockAndRefScratchTexture(const GrTextureDesc& inDesc, ScratchTexMatch match) { |
bsalomon@google.com | b5b3168 | 2011-06-16 18:05:35 +0000 | [diff] [blame] | 400 | GrTextureDesc desc = inDesc; |
robertphillips@google.com | 75b3c96 | 2012-06-07 12:08:45 +0000 | [diff] [blame] | 401 | |
rileya@google.com | 2afb8ec | 2012-08-23 14:08:57 +0000 | [diff] [blame] | 402 | GrAssert((desc.fFlags & kRenderTarget_GrTextureFlagBit) || |
| 403 | !(desc.fFlags & kNoStencil_GrTextureFlagBit)); |
| 404 | |
bsalomon@google.com | 0797c2c | 2012-12-20 15:13:01 +0000 | [diff] [blame] | 405 | if (kApprox_ScratchTexMatch == match) { |
bsalomon@google.com | 50398bf | 2011-07-26 20:45:30 +0000 | [diff] [blame] | 406 | // bin by pow2 with a reasonable min |
bsalomon@google.com | 40db6dc | 2013-03-06 16:35:49 +0000 | [diff] [blame] | 407 | static const int MIN_SIZE = 16; |
bsalomon@google.com | 50398bf | 2011-07-26 20:45:30 +0000 | [diff] [blame] | 408 | desc.fWidth = GrMax(MIN_SIZE, GrNextPow2(desc.fWidth)); |
| 409 | desc.fHeight = GrMax(MIN_SIZE, GrNextPow2(desc.fHeight)); |
| 410 | } |
bsalomon@google.com | b5b3168 | 2011-06-16 18:05:35 +0000 | [diff] [blame] | 411 | |
robertphillips@google.com | 13f181f | 2013-03-02 12:02:08 +0000 | [diff] [blame] | 412 | // Renderable A8 targets are not universally supported (e.g., not on ANGLE) |
| 413 | GrAssert(this->isConfigRenderable(kAlpha_8_GrPixelConfig) || |
| 414 | !(desc.fFlags & kRenderTarget_GrTextureFlagBit) || |
| 415 | (desc.fConfig != kAlpha_8_GrPixelConfig)); |
| 416 | |
robertphillips@google.com | 1f47f4f | 2012-08-16 14:49:16 +0000 | [diff] [blame] | 417 | GrResource* resource = NULL; |
bsalomon@google.com | b5b3168 | 2011-06-16 18:05:35 +0000 | [diff] [blame] | 418 | int origWidth = desc.fWidth; |
| 419 | int origHeight = desc.fHeight; |
bsalomon@google.com | b5b3168 | 2011-06-16 18:05:35 +0000 | [diff] [blame] | 420 | |
| 421 | do { |
bsalomon@google.com | 0797c2c | 2012-12-20 15:13:01 +0000 | [diff] [blame] | 422 | GrResourceKey key = GrTexture::ComputeScratchKey(desc); |
robertphillips@google.com | 209a114 | 2012-10-31 12:25:21 +0000 | [diff] [blame] | 423 | // Ensure we have exclusive access to the texture so future 'find' calls don't return it |
| 424 | resource = fTextureCache->find(key, GrResourceCache::kHide_OwnershipFlag); |
bsalomon@google.com | 95ed55a | 2013-01-24 14:46:47 +0000 | [diff] [blame] | 425 | if (NULL != resource) { |
| 426 | resource->ref(); |
bsalomon@google.com | b5b3168 | 2011-06-16 18:05:35 +0000 | [diff] [blame] | 427 | break; |
| 428 | } |
bsalomon@google.com | 95ed55a | 2013-01-24 14:46:47 +0000 | [diff] [blame] | 429 | if (kExact_ScratchTexMatch == match) { |
| 430 | break; |
| 431 | } |
bsalomon@google.com | 40db6dc | 2013-03-06 16:35:49 +0000 | [diff] [blame] | 432 | // We had a cache miss and we are in approx mode, relax the fit of the flags. |
bsalomon@google.com | 95ed55a | 2013-01-24 14:46:47 +0000 | [diff] [blame] | 433 | |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 434 | // We no longer try to reuse textures that were previously used as render targets in |
rileya@google.com | 2afb8ec | 2012-08-23 14:08:57 +0000 | [diff] [blame] | 435 | // situations where no RT is needed; doing otherwise can confuse the video driver and |
| 436 | // cause significant performance problems in some cases. |
| 437 | if (desc.fFlags & kNoStencil_GrTextureFlagBit) { |
bsalomon@google.com | b5b3168 | 2011-06-16 18:05:35 +0000 | [diff] [blame] | 438 | desc.fFlags = desc.fFlags & ~kNoStencil_GrTextureFlagBit; |
bsalomon@google.com | b5b3168 | 2011-06-16 18:05:35 +0000 | [diff] [blame] | 439 | } else { |
| 440 | break; |
| 441 | } |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 442 | |
bsalomon@google.com | b5b3168 | 2011-06-16 18:05:35 +0000 | [diff] [blame] | 443 | } while (true); |
| 444 | |
robertphillips@google.com | 1f47f4f | 2012-08-16 14:49:16 +0000 | [diff] [blame] | 445 | if (NULL == resource) { |
bsalomon@google.com | b5b3168 | 2011-06-16 18:05:35 +0000 | [diff] [blame] | 446 | desc.fFlags = inDesc.fFlags; |
| 447 | desc.fWidth = origWidth; |
| 448 | desc.fHeight = origHeight; |
bsalomon@google.com | 95ed55a | 2013-01-24 14:46:47 +0000 | [diff] [blame] | 449 | GrTexture* texture = fGpu->createTexture(desc, NULL, 0); |
bsalomon@google.com | b5b3168 | 2011-06-16 18:05:35 +0000 | [diff] [blame] | 450 | if (NULL != texture) { |
bsalomon@google.com | 0797c2c | 2012-12-20 15:13:01 +0000 | [diff] [blame] | 451 | GrResourceKey key = GrTexture::ComputeScratchKey(texture->desc()); |
robertphillips@google.com | 209a114 | 2012-10-31 12:25:21 +0000 | [diff] [blame] | 452 | // Make the resource exclusive so future 'find' calls don't return it |
| 453 | fTextureCache->addResource(key, texture, GrResourceCache::kHide_OwnershipFlag); |
robertphillips@google.com | 1f47f4f | 2012-08-16 14:49:16 +0000 | [diff] [blame] | 454 | resource = texture; |
bsalomon@google.com | b5b3168 | 2011-06-16 18:05:35 +0000 | [diff] [blame] | 455 | } |
| 456 | } |
| 457 | |
robertphillips@google.com | 1f47f4f | 2012-08-16 14:49:16 +0000 | [diff] [blame] | 458 | return static_cast<GrTexture*>(resource); |
bsalomon@google.com | b5b3168 | 2011-06-16 18:05:35 +0000 | [diff] [blame] | 459 | } |
| 460 | |
robertphillips@google.com | 15c0fea | 2012-06-22 12:41:43 +0000 | [diff] [blame] | 461 | void GrContext::addExistingTextureToCache(GrTexture* texture) { |
| 462 | |
| 463 | if (NULL == texture) { |
| 464 | return; |
| 465 | } |
| 466 | |
robertphillips@google.com | 521eaf8 | 2012-08-22 11:03:19 +0000 | [diff] [blame] | 467 | // This texture should already have a cache entry since it was once |
| 468 | // attached |
| 469 | GrAssert(NULL != texture->getCacheEntry()); |
robertphillips@google.com | 9c2ea84 | 2012-08-13 17:47:59 +0000 | [diff] [blame] | 470 | |
robertphillips@google.com | 521eaf8 | 2012-08-22 11:03:19 +0000 | [diff] [blame] | 471 | // Conceptually, the cache entry is going to assume responsibility |
| 472 | // for the creation ref. |
| 473 | GrAssert(1 == texture->getRefCnt()); |
| 474 | |
| 475 | // Since this texture came from an AutoScratchTexture it should |
| 476 | // still be in the exclusive pile |
| 477 | fTextureCache->makeNonExclusive(texture->getCacheEntry()); |
| 478 | |
robertphillips@google.com | 50a035d | 2012-09-07 19:44:33 +0000 | [diff] [blame] | 479 | this->purgeCache(); |
robertphillips@google.com | 15c0fea | 2012-06-22 12:41:43 +0000 | [diff] [blame] | 480 | } |
| 481 | |
robertphillips@google.com | a9b0623 | 2012-08-30 11:06:31 +0000 | [diff] [blame] | 482 | |
robertphillips@google.com | 9fbcad0 | 2012-09-09 14:44:15 +0000 | [diff] [blame] | 483 | void GrContext::unlockScratchTexture(GrTexture* texture) { |
robertphillips@google.com | 1f47f4f | 2012-08-16 14:49:16 +0000 | [diff] [blame] | 484 | ASSERT_OWNED_RESOURCE(texture); |
| 485 | GrAssert(NULL != texture->getCacheEntry()); |
| 486 | |
bsalomon@google.com | 50398bf | 2011-07-26 20:45:30 +0000 | [diff] [blame] | 487 | // If this is a scratch texture we detached it from the cache |
| 488 | // while it was locked (to avoid two callers simultaneously getting |
| 489 | // the same texture). |
bsalomon@google.com | 0797c2c | 2012-12-20 15:13:01 +0000 | [diff] [blame] | 490 | if (texture->getCacheEntry()->key().isScratch()) { |
robertphillips@google.com | 521eaf8 | 2012-08-22 11:03:19 +0000 | [diff] [blame] | 491 | fTextureCache->makeNonExclusive(texture->getCacheEntry()); |
bsalomon@google.com | fea37b5 | 2011-04-25 15:51:06 +0000 | [diff] [blame] | 492 | } |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 493 | |
robertphillips@google.com | 50a035d | 2012-09-07 19:44:33 +0000 | [diff] [blame] | 494 | this->purgeCache(); |
| 495 | } |
| 496 | |
| 497 | void GrContext::purgeCache() { |
robertphillips@google.com | eb9b3e1 | 2012-09-11 12:50:53 +0000 | [diff] [blame] | 498 | if (NULL != fTextureCache) { |
| 499 | fTextureCache->purgeAsNeeded(); |
| 500 | } |
robertphillips@google.com | 15c0fea | 2012-06-22 12:41:43 +0000 | [diff] [blame] | 501 | } |
| 502 | |
commit-bot@chromium.org | cae27fe | 2013-07-10 10:14:35 +0000 | [diff] [blame] | 503 | bool GrContext::OverbudgetCB(void* data) { |
| 504 | GrAssert(NULL != data); |
| 505 | |
| 506 | GrContext* context = reinterpret_cast<GrContext*>(data); |
| 507 | |
| 508 | // Flush the InOrderDrawBuffer to possibly free up some textures |
| 509 | context->flush(); |
| 510 | |
| 511 | // TODO: actually track flush's behavior rather than always just |
| 512 | // returning true. |
| 513 | return true; |
| 514 | } |
| 515 | |
| 516 | |
robertphillips@google.com | 75b3c96 | 2012-06-07 12:08:45 +0000 | [diff] [blame] | 517 | GrTexture* GrContext::createUncachedTexture(const GrTextureDesc& descIn, |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 518 | void* srcData, |
| 519 | size_t rowBytes) { |
robertphillips@google.com | 75b3c96 | 2012-06-07 12:08:45 +0000 | [diff] [blame] | 520 | GrTextureDesc descCopy = descIn; |
robertphillips@google.com | 75b3c96 | 2012-06-07 12:08:45 +0000 | [diff] [blame] | 521 | return fGpu->createTexture(descCopy, srcData, rowBytes); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 522 | } |
| 523 | |
bsalomon@google.com | 07fc0d1 | 2012-06-22 15:15:59 +0000 | [diff] [blame] | 524 | void GrContext::getTextureCacheLimits(int* maxTextures, |
| 525 | size_t* maxTextureBytes) const { |
| 526 | fTextureCache->getLimits(maxTextures, maxTextureBytes); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 527 | } |
| 528 | |
bsalomon@google.com | 07fc0d1 | 2012-06-22 15:15:59 +0000 | [diff] [blame] | 529 | void GrContext::setTextureCacheLimits(int maxTextures, size_t maxTextureBytes) { |
| 530 | fTextureCache->setLimits(maxTextures, maxTextureBytes); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 531 | } |
| 532 | |
bsalomon@google.com | 9195836 | 2011-06-13 17:58:13 +0000 | [diff] [blame] | 533 | int GrContext::getMaxTextureSize() const { |
bsalomon@google.com | bcce892 | 2013-03-25 15:38:39 +0000 | [diff] [blame] | 534 | return fGpu->caps()->maxTextureSize(); |
bsalomon@google.com | 9195836 | 2011-06-13 17:58:13 +0000 | [diff] [blame] | 535 | } |
| 536 | |
| 537 | int GrContext::getMaxRenderTargetSize() const { |
bsalomon@google.com | bcce892 | 2013-03-25 15:38:39 +0000 | [diff] [blame] | 538 | return fGpu->caps()->maxRenderTargetSize(); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 539 | } |
| 540 | |
bsalomon@google.com | 8a70eef | 2013-03-19 13:58:55 +0000 | [diff] [blame] | 541 | int GrContext::getMaxSampleCount() const { |
bsalomon@google.com | bcce892 | 2013-03-25 15:38:39 +0000 | [diff] [blame] | 542 | return fGpu->caps()->maxSampleCount(); |
bsalomon@google.com | 8a70eef | 2013-03-19 13:58:55 +0000 | [diff] [blame] | 543 | } |
| 544 | |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 545 | /////////////////////////////////////////////////////////////////////////////// |
| 546 | |
bsalomon@google.com | 16e3dde | 2012-10-25 18:43:28 +0000 | [diff] [blame] | 547 | GrTexture* GrContext::wrapBackendTexture(const GrBackendTextureDesc& desc) { |
| 548 | return fGpu->wrapBackendTexture(desc); |
bsalomon@google.com | e269f21 | 2011-11-07 13:29:52 +0000 | [diff] [blame] | 549 | } |
| 550 | |
bsalomon@google.com | 16e3dde | 2012-10-25 18:43:28 +0000 | [diff] [blame] | 551 | GrRenderTarget* GrContext::wrapBackendRenderTarget(const GrBackendRenderTargetDesc& desc) { |
| 552 | return fGpu->wrapBackendRenderTarget(desc); |
bsalomon@google.com | e269f21 | 2011-11-07 13:29:52 +0000 | [diff] [blame] | 553 | } |
| 554 | |
bsalomon@google.com | 5877ffd | 2011-04-11 17:58:48 +0000 | [diff] [blame] | 555 | /////////////////////////////////////////////////////////////////////////////// |
| 556 | |
bsalomon@google.com | b867099 | 2012-07-25 21:27:09 +0000 | [diff] [blame] | 557 | bool GrContext::supportsIndex8PixelConfig(const GrTextureParams* params, |
bsalomon@google.com | 1f221a7 | 2011-08-23 20:54:07 +0000 | [diff] [blame] | 558 | int width, int height) const { |
bsalomon@google.com | c26d94f | 2013-03-25 18:19:00 +0000 | [diff] [blame] | 559 | const GrDrawTargetCaps* caps = fGpu->caps(); |
bsalomon@google.com | bcce892 | 2013-03-25 15:38:39 +0000 | [diff] [blame] | 560 | if (!caps->eightBitPaletteSupport()) { |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 561 | return false; |
| 562 | } |
| 563 | |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 564 | bool isPow2 = GrIsPow2(width) && GrIsPow2(height); |
| 565 | |
| 566 | if (!isPow2) { |
bsalomon@google.com | b867099 | 2012-07-25 21:27:09 +0000 | [diff] [blame] | 567 | bool tiled = NULL != params && params->isTiled(); |
bsalomon@google.com | bcce892 | 2013-03-25 15:38:39 +0000 | [diff] [blame] | 568 | if (tiled && !caps->npotTextureTileSupport()) { |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 569 | return false; |
| 570 | } |
| 571 | } |
| 572 | return true; |
| 573 | } |
| 574 | |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 575 | |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 576 | //////////////////////////////////////////////////////////////////////////////// |
| 577 | |
bsalomon@google.com | 07ea2db | 2012-08-17 14:06:49 +0000 | [diff] [blame] | 578 | void GrContext::clear(const GrIRect* rect, |
| 579 | const GrColor color, |
robertphillips@google.com | c82a8b7 | 2012-06-21 20:15:48 +0000 | [diff] [blame] | 580 | GrRenderTarget* target) { |
bsalomon@google.com | eb6879f | 2013-06-13 19:34:18 +0000 | [diff] [blame] | 581 | AutoRestoreEffects are; |
| 582 | this->prepareToDraw(NULL, BUFFERED_DRAW, &are)->clear(rect, color, target); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 583 | } |
| 584 | |
bsalomon@google.com | 5dc26b9 | 2012-10-11 19:32:32 +0000 | [diff] [blame] | 585 | void GrContext::drawPaint(const GrPaint& origPaint) { |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 586 | // set rect to be big enough to fill the space, but not super-huge, so we |
| 587 | // don't overflow fixed-point implementations |
bsalomon@google.com | d302f14 | 2011-03-03 13:54:13 +0000 | [diff] [blame] | 588 | GrRect r; |
| 589 | r.setLTRB(0, 0, |
bsalomon@google.com | 8171288 | 2012-11-01 17:12:34 +0000 | [diff] [blame] | 590 | SkIntToScalar(getRenderTarget()->width()), |
| 591 | SkIntToScalar(getRenderTarget()->height())); |
bsalomon@google.com | b9086a0 | 2012-11-01 18:02:54 +0000 | [diff] [blame] | 592 | SkMatrix inverse; |
bsalomon@google.com | 5dc26b9 | 2012-10-11 19:32:32 +0000 | [diff] [blame] | 593 | SkTCopyOnFirstWrite<GrPaint> paint(origPaint); |
robertphillips@google.com | fea85ac | 2012-07-11 18:53:23 +0000 | [diff] [blame] | 594 | AutoMatrix am; |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 595 | |
bsalomon@google.com | 4f83be8 | 2011-09-12 13:52:51 +0000 | [diff] [blame] | 596 | // We attempt to map r by the inverse matrix and draw that. mapRect will |
| 597 | // map the four corners and bound them with a new rect. This will not |
| 598 | // produce a correct result for some perspective matrices. |
bsalomon@google.com | 8c2fe99 | 2011-09-13 15:27:18 +0000 | [diff] [blame] | 599 | if (!this->getMatrix().hasPerspective()) { |
commit-bot@chromium.org | bb6a317 | 2013-05-28 17:25:49 +0000 | [diff] [blame] | 600 | if (!fViewMatrix.invert(&inverse)) { |
bsalomon@google.com | e3d3216 | 2012-07-20 13:37:06 +0000 | [diff] [blame] | 601 | GrPrintf("Could not invert matrix\n"); |
bsalomon@google.com | 8c2fe99 | 2011-09-13 15:27:18 +0000 | [diff] [blame] | 602 | return; |
| 603 | } |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 604 | inverse.mapRect(&r); |
| 605 | } else { |
bsalomon@google.com | 3cbaa2d | 2012-10-12 14:51:52 +0000 | [diff] [blame] | 606 | if (!am.setIdentity(this, paint.writable())) { |
| 607 | GrPrintf("Could not invert matrix\n"); |
| 608 | return; |
bsalomon@google.com | 8c2fe99 | 2011-09-13 15:27:18 +0000 | [diff] [blame] | 609 | } |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 610 | } |
bsalomon@google.com | 4f83be8 | 2011-09-12 13:52:51 +0000 | [diff] [blame] | 611 | // by definition this fills the entire clip, no need for AA |
bsalomon@google.com | 5dc26b9 | 2012-10-11 19:32:32 +0000 | [diff] [blame] | 612 | if (paint->isAntiAlias()) { |
| 613 | paint.writable()->setAntiAlias(false); |
bsalomon@google.com | 4f83be8 | 2011-09-12 13:52:51 +0000 | [diff] [blame] | 614 | } |
bsalomon@google.com | 5dc26b9 | 2012-10-11 19:32:32 +0000 | [diff] [blame] | 615 | this->drawRect(*paint, r); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 616 | } |
| 617 | |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 618 | //////////////////////////////////////////////////////////////////////////////// |
| 619 | |
bsalomon@google.com | d46e242 | 2011-09-23 17:40:07 +0000 | [diff] [blame] | 620 | namespace { |
| 621 | inline bool disable_coverage_aa_for_blend(GrDrawTarget* target) { |
| 622 | return DISABLE_COVERAGE_AA_FOR_BLEND && !target->canApplyCoverage(); |
| 623 | } |
| 624 | } |
| 625 | |
bsalomon@google.com | 06afe7b | 2011-04-26 15:31:40 +0000 | [diff] [blame] | 626 | //////////////////////////////////////////////////////////////////////////////// |
| 627 | |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 628 | /* create a triangle strip that strokes the specified triangle. There are 8 |
| 629 | unique vertices, but we repreat the last 2 to close up. Alternatively we |
| 630 | could use an indices array, and then only send 8 verts, but not sure that |
| 631 | would be faster. |
| 632 | */ |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 633 | static void setStrokeRectStrip(GrPoint verts[10], GrRect rect, |
bsalomon@google.com | 8171288 | 2012-11-01 17:12:34 +0000 | [diff] [blame] | 634 | SkScalar width) { |
| 635 | const SkScalar rad = SkScalarHalf(width); |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 636 | rect.sort(); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 637 | |
| 638 | verts[0].set(rect.fLeft + rad, rect.fTop + rad); |
| 639 | verts[1].set(rect.fLeft - rad, rect.fTop - rad); |
| 640 | verts[2].set(rect.fRight - rad, rect.fTop + rad); |
| 641 | verts[3].set(rect.fRight + rad, rect.fTop - rad); |
| 642 | verts[4].set(rect.fRight - rad, rect.fBottom - rad); |
| 643 | verts[5].set(rect.fRight + rad, rect.fBottom + rad); |
| 644 | verts[6].set(rect.fLeft + rad, rect.fBottom - rad); |
| 645 | verts[7].set(rect.fLeft - rad, rect.fBottom + rad); |
| 646 | verts[8] = verts[0]; |
| 647 | verts[9] = verts[1]; |
| 648 | } |
| 649 | |
robertphillips@google.com | afd1cba | 2013-05-14 19:47:47 +0000 | [diff] [blame] | 650 | static bool isIRect(const GrRect& r) { |
skia.committer@gmail.com | eafdf12 | 2013-05-15 07:01:09 +0000 | [diff] [blame] | 651 | return SkScalarIsInt(r.fLeft) && SkScalarIsInt(r.fTop) && |
| 652 | SkScalarIsInt(r.fRight) && SkScalarIsInt(r.fBottom); |
robertphillips@google.com | afd1cba | 2013-05-14 19:47:47 +0000 | [diff] [blame] | 653 | } |
| 654 | |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 655 | static bool apply_aa_to_rect(GrDrawTarget* target, |
robertphillips@google.com | 28ac96e | 2013-05-13 13:38:35 +0000 | [diff] [blame] | 656 | const GrRect& rect, |
robertphillips@google.com | df3695e | 2013-04-09 14:01:44 +0000 | [diff] [blame] | 657 | SkScalar strokeWidth, |
bsalomon@google.com | b9086a0 | 2012-11-01 18:02:54 +0000 | [diff] [blame] | 658 | const SkMatrix* matrix, |
| 659 | SkMatrix* combinedMatrix, |
robertphillips@google.com | afd1cba | 2013-05-14 19:47:47 +0000 | [diff] [blame] | 660 | GrRect* devRect, |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 661 | bool* useVertexCoverage) { |
bsalomon@google.com | 2eba795 | 2012-01-12 13:47:37 +0000 | [diff] [blame] | 662 | // we use a simple coverage ramp to do aa on axis-aligned rects |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 663 | // we check if the rect will be axis-aligned, and the rect won't land on |
bsalomon@google.com | 2eba795 | 2012-01-12 13:47:37 +0000 | [diff] [blame] | 664 | // integer coords. |
bsalomon@google.com | d46e242 | 2011-09-23 17:40:07 +0000 | [diff] [blame] | 665 | |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 666 | // we are keeping around the "tweak the alpha" trick because |
| 667 | // it is our only hope for the fixed-pipe implementation. |
| 668 | // In a shader implementation we can give a separate coverage input |
bsalomon@google.com | 289533a | 2011-10-27 12:34:25 +0000 | [diff] [blame] | 669 | // TODO: remove this ugliness when we drop the fixed-pipe impl |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 670 | *useVertexCoverage = false; |
bsalomon@google.com | 2b44673 | 2013-02-12 16:47:41 +0000 | [diff] [blame] | 671 | if (!target->getDrawState().canTweakAlphaForCoverage()) { |
bsalomon@google.com | 2eba795 | 2012-01-12 13:47:37 +0000 | [diff] [blame] | 672 | if (disable_coverage_aa_for_blend(target)) { |
bsalomon@google.com | 1983f39 | 2011-10-10 15:17:58 +0000 | [diff] [blame] | 673 | #if GR_DEBUG |
bsalomon@google.com | 2eba795 | 2012-01-12 13:47:37 +0000 | [diff] [blame] | 674 | //GrPrintf("Turning off AA to correctly apply blend.\n"); |
bsalomon@google.com | 1983f39 | 2011-10-10 15:17:58 +0000 | [diff] [blame] | 675 | #endif |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 676 | return false; |
bsalomon@google.com | 2eba795 | 2012-01-12 13:47:37 +0000 | [diff] [blame] | 677 | } else { |
| 678 | *useVertexCoverage = true; |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 679 | } |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 680 | } |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 681 | const GrDrawState& drawState = target->getDrawState(); |
| 682 | if (drawState.getRenderTarget()->isMultisampled()) { |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 683 | return false; |
| 684 | } |
| 685 | |
robertphillips@google.com | df3695e | 2013-04-09 14:01:44 +0000 | [diff] [blame] | 686 | if (0 == strokeWidth && target->willUseHWAALines()) { |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 687 | return false; |
| 688 | } |
| 689 | |
robertphillips@google.com | 4b140b5 | 2013-05-02 17:13:13 +0000 | [diff] [blame] | 690 | #if defined(SHADER_AA_FILL_RECT) || !defined(IGNORE_ROT_AA_RECT_OPT) |
robertphillips@google.com | df3695e | 2013-04-09 14:01:44 +0000 | [diff] [blame] | 691 | if (strokeWidth >= 0) { |
| 692 | #endif |
| 693 | if (!drawState.getViewMatrix().preservesAxisAlignment()) { |
| 694 | return false; |
| 695 | } |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 696 | |
robertphillips@google.com | df3695e | 2013-04-09 14:01:44 +0000 | [diff] [blame] | 697 | if (NULL != matrix && !matrix->preservesAxisAlignment()) { |
| 698 | return false; |
| 699 | } |
robertphillips@google.com | 4b140b5 | 2013-05-02 17:13:13 +0000 | [diff] [blame] | 700 | #if defined(SHADER_AA_FILL_RECT) || !defined(IGNORE_ROT_AA_RECT_OPT) |
robertphillips@google.com | df3695e | 2013-04-09 14:01:44 +0000 | [diff] [blame] | 701 | } else { |
| 702 | if (!drawState.getViewMatrix().preservesAxisAlignment() && |
| 703 | !drawState.getViewMatrix().preservesRightAngles()) { |
| 704 | return false; |
| 705 | } |
| 706 | |
| 707 | if (NULL != matrix && !matrix->preservesRightAngles()) { |
| 708 | return false; |
| 709 | } |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 710 | } |
robertphillips@google.com | df3695e | 2013-04-09 14:01:44 +0000 | [diff] [blame] | 711 | #endif |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 712 | |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 713 | *combinedMatrix = drawState.getViewMatrix(); |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 714 | if (NULL != matrix) { |
| 715 | combinedMatrix->preConcat(*matrix); |
robertphillips@google.com | df3695e | 2013-04-09 14:01:44 +0000 | [diff] [blame] | 716 | |
| 717 | #if GR_DEBUG |
robertphillips@google.com | 4b140b5 | 2013-05-02 17:13:13 +0000 | [diff] [blame] | 718 | #if defined(SHADER_AA_FILL_RECT) || !defined(IGNORE_ROT_AA_RECT_OPT) |
robertphillips@google.com | df3695e | 2013-04-09 14:01:44 +0000 | [diff] [blame] | 719 | if (strokeWidth >= 0) { |
| 720 | #endif |
| 721 | GrAssert(combinedMatrix->preservesAxisAlignment()); |
robertphillips@google.com | 4b140b5 | 2013-05-02 17:13:13 +0000 | [diff] [blame] | 722 | #if defined(SHADER_AA_FILL_RECT) || !defined(IGNORE_ROT_AA_RECT_OPT) |
robertphillips@google.com | df3695e | 2013-04-09 14:01:44 +0000 | [diff] [blame] | 723 | } else { |
| 724 | GrAssert(combinedMatrix->preservesRightAngles()); |
| 725 | } |
| 726 | #endif |
| 727 | #endif |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 728 | } |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 729 | |
robertphillips@google.com | afd1cba | 2013-05-14 19:47:47 +0000 | [diff] [blame] | 730 | combinedMatrix->mapRect(devRect, rect); |
robertphillips@google.com | 28ac96e | 2013-05-13 13:38:35 +0000 | [diff] [blame] | 731 | |
robertphillips@google.com | afd1cba | 2013-05-14 19:47:47 +0000 | [diff] [blame] | 732 | if (strokeWidth < 0) { |
| 733 | return !isIRect(*devRect); |
| 734 | } else { |
| 735 | return true; |
| 736 | } |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 737 | } |
| 738 | |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 739 | void GrContext::drawRect(const GrPaint& paint, |
| 740 | const GrRect& rect, |
bsalomon@google.com | 8171288 | 2012-11-01 17:12:34 +0000 | [diff] [blame] | 741 | SkScalar width, |
bsalomon@google.com | b9086a0 | 2012-11-01 18:02:54 +0000 | [diff] [blame] | 742 | const SkMatrix* matrix) { |
tomhudson@google.com | 278cbb4 | 2011-06-30 19:37:01 +0000 | [diff] [blame] | 743 | SK_TRACE_EVENT0("GrContext::drawRect"); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 744 | |
bsalomon@google.com | eb6879f | 2013-06-13 19:34:18 +0000 | [diff] [blame] | 745 | AutoRestoreEffects are; |
| 746 | GrDrawTarget* target = this->prepareToDraw(&paint, BUFFERED_DRAW, &are); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 747 | |
robertphillips@google.com | afd1cba | 2013-05-14 19:47:47 +0000 | [diff] [blame] | 748 | GrRect devRect; |
bsalomon@google.com | b9086a0 | 2012-11-01 18:02:54 +0000 | [diff] [blame] | 749 | SkMatrix combinedMatrix; |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 750 | bool useVertexCoverage; |
bsalomon@google.com | c7448ce | 2012-10-05 19:04:13 +0000 | [diff] [blame] | 751 | bool needAA = paint.isAntiAlias() && |
commit-bot@chromium.org | bb6a317 | 2013-05-28 17:25:49 +0000 | [diff] [blame] | 752 | !target->getDrawState().getRenderTarget()->isMultisampled(); |
robertphillips@google.com | 28ac96e | 2013-05-13 13:38:35 +0000 | [diff] [blame] | 753 | bool doAA = needAA && apply_aa_to_rect(target, rect, width, matrix, |
robertphillips@google.com | afd1cba | 2013-05-14 19:47:47 +0000 | [diff] [blame] | 754 | &combinedMatrix, &devRect, |
bsalomon@google.com | 289533a | 2011-10-27 12:34:25 +0000 | [diff] [blame] | 755 | &useVertexCoverage); |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 756 | if (doAA) { |
bsalomon@google.com | 137f134 | 2013-05-29 21:27:53 +0000 | [diff] [blame] | 757 | GrDrawState::AutoViewMatrixRestore avmr; |
| 758 | if (!avmr.setIdentity(target->drawState())) { |
bsalomon@google.com | e3d3216 | 2012-07-20 13:37:06 +0000 | [diff] [blame] | 759 | return; |
| 760 | } |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 761 | if (width >= 0) { |
robertphillips@google.com | 18136d1 | 2013-05-10 11:05:58 +0000 | [diff] [blame] | 762 | fAARectRenderer->strokeAARect(this->getGpu(), target, |
robertphillips@google.com | afd1cba | 2013-05-14 19:47:47 +0000 | [diff] [blame] | 763 | rect, combinedMatrix, devRect, |
robertphillips@google.com | 83d1a68 | 2013-05-17 12:50:27 +0000 | [diff] [blame] | 764 | width, useVertexCoverage); |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 765 | } else { |
robertphillips@google.com | df3695e | 2013-04-09 14:01:44 +0000 | [diff] [blame] | 766 | // filled AA rect |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 767 | fAARectRenderer->fillAARect(this->getGpu(), target, |
robertphillips@google.com | afd1cba | 2013-05-14 19:47:47 +0000 | [diff] [blame] | 768 | rect, combinedMatrix, devRect, |
robertphillips@google.com | b19cb7f | 2013-05-02 15:37:20 +0000 | [diff] [blame] | 769 | useVertexCoverage); |
bsalomon@google.com | 205d460 | 2011-04-25 12:43:45 +0000 | [diff] [blame] | 770 | } |
| 771 | return; |
| 772 | } |
| 773 | |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 774 | if (width >= 0) { |
| 775 | // TODO: consider making static vertex buffers for these cases. |
bsalomon@google.com | 6438695 | 2013-02-08 21:22:44 +0000 | [diff] [blame] | 776 | // Hairline could be done by just adding closing vertex to |
| 777 | // unitSquareVertexBuffer() |
bsalomon@google.com | 26c2d0a | 2011-05-17 20:15:30 +0000 | [diff] [blame] | 778 | |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 779 | static const int worstCaseVertCount = 10; |
jvanverth@google.com | 9b855c7 | 2013-03-01 18:21:22 +0000 | [diff] [blame] | 780 | target->drawState()->setDefaultVertexAttribs(); |
jvanverth@google.com | b75b0a0 | 2013-02-05 20:33:30 +0000 | [diff] [blame] | 781 | GrDrawTarget::AutoReleaseGeometry geo(target, worstCaseVertCount, 0); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 782 | |
| 783 | if (!geo.succeeded()) { |
bsalomon@google.com | 6513cd0 | 2011-08-05 20:12:30 +0000 | [diff] [blame] | 784 | GrPrintf("Failed to get space for vertices!\n"); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 785 | return; |
| 786 | } |
| 787 | |
| 788 | GrPrimitiveType primType; |
| 789 | int vertCount; |
| 790 | GrPoint* vertex = geo.positions(); |
| 791 | |
| 792 | if (width > 0) { |
| 793 | vertCount = 10; |
bsalomon@google.com | 4705954 | 2012-06-06 20:51:20 +0000 | [diff] [blame] | 794 | primType = kTriangleStrip_GrPrimitiveType; |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 795 | setStrokeRectStrip(vertex, rect, width); |
| 796 | } else { |
| 797 | // hairline |
| 798 | vertCount = 5; |
bsalomon@google.com | 4705954 | 2012-06-06 20:51:20 +0000 | [diff] [blame] | 799 | primType = kLineStrip_GrPrimitiveType; |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 800 | vertex[0].set(rect.fLeft, rect.fTop); |
| 801 | vertex[1].set(rect.fRight, rect.fTop); |
| 802 | vertex[2].set(rect.fRight, rect.fBottom); |
| 803 | vertex[3].set(rect.fLeft, rect.fBottom); |
| 804 | vertex[4].set(rect.fLeft, rect.fTop); |
| 805 | } |
| 806 | |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 807 | GrDrawState::AutoViewMatrixRestore avmr; |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 808 | if (NULL != matrix) { |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 809 | GrDrawState* drawState = target->drawState(); |
bsalomon@google.com | 2fdcdeb | 2012-10-08 17:15:55 +0000 | [diff] [blame] | 810 | avmr.set(drawState, *matrix); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 811 | } |
| 812 | |
| 813 | target->drawNonIndexed(primType, 0, vertCount); |
| 814 | } else { |
robertphillips@google.com | df3695e | 2013-04-09 14:01:44 +0000 | [diff] [blame] | 815 | // filled BW rect |
robertphillips@google.com | 235ef3d | 2013-04-20 12:10:26 +0000 | [diff] [blame] | 816 | target->drawSimpleRect(rect, matrix); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 817 | } |
| 818 | } |
| 819 | |
| 820 | void GrContext::drawRectToRect(const GrPaint& paint, |
| 821 | const GrRect& dstRect, |
bsalomon@google.com | c781888 | 2013-03-20 19:19:53 +0000 | [diff] [blame] | 822 | const GrRect& localRect, |
bsalomon@google.com | b9086a0 | 2012-11-01 18:02:54 +0000 | [diff] [blame] | 823 | const SkMatrix* dstMatrix, |
bsalomon@google.com | c781888 | 2013-03-20 19:19:53 +0000 | [diff] [blame] | 824 | const SkMatrix* localMatrix) { |
tomhudson@google.com | 278cbb4 | 2011-06-30 19:37:01 +0000 | [diff] [blame] | 825 | SK_TRACE_EVENT0("GrContext::drawRectToRect"); |
bsalomon@google.com | eb6879f | 2013-06-13 19:34:18 +0000 | [diff] [blame] | 826 | AutoRestoreEffects are; |
| 827 | GrDrawTarget* target = this->prepareToDraw(&paint, BUFFERED_DRAW, &are); |
bsalomon@google.com | 6438695 | 2013-02-08 21:22:44 +0000 | [diff] [blame] | 828 | |
bsalomon@google.com | c781888 | 2013-03-20 19:19:53 +0000 | [diff] [blame] | 829 | target->drawRect(dstRect, dstMatrix, &localRect, localMatrix); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 830 | } |
| 831 | |
robertphillips@google.com | 4290330 | 2013-04-20 12:26:07 +0000 | [diff] [blame] | 832 | namespace { |
| 833 | |
| 834 | extern const GrVertexAttrib gPosUVColorAttribs[] = { |
| 835 | {kVec2f_GrVertexAttribType, 0, kPosition_GrVertexAttribBinding }, |
| 836 | {kVec2f_GrVertexAttribType, sizeof(GrPoint), kLocalCoord_GrVertexAttribBinding }, |
rmistry@google.com | c9f3b38 | 2013-04-22 12:45:30 +0000 | [diff] [blame] | 837 | {kVec4ub_GrVertexAttribType, 2*sizeof(GrPoint), kColor_GrVertexAttribBinding} |
robertphillips@google.com | 4290330 | 2013-04-20 12:26:07 +0000 | [diff] [blame] | 838 | }; |
| 839 | |
| 840 | extern const GrVertexAttrib gPosColorAttribs[] = { |
| 841 | {kVec2f_GrVertexAttribType, 0, kPosition_GrVertexAttribBinding}, |
| 842 | {kVec4ub_GrVertexAttribType, sizeof(GrPoint), kColor_GrVertexAttribBinding}, |
| 843 | }; |
| 844 | |
| 845 | static void set_vertex_attributes(GrDrawState* drawState, |
| 846 | const GrPoint* texCoords, |
| 847 | const GrColor* colors, |
| 848 | int* colorOffset, |
| 849 | int* texOffset) { |
| 850 | *texOffset = -1; |
| 851 | *colorOffset = -1; |
| 852 | |
| 853 | if (NULL != texCoords && NULL != colors) { |
| 854 | *texOffset = sizeof(GrPoint); |
| 855 | *colorOffset = 2*sizeof(GrPoint); |
| 856 | drawState->setVertexAttribs<gPosUVColorAttribs>(3); |
| 857 | } else if (NULL != texCoords) { |
| 858 | *texOffset = sizeof(GrPoint); |
| 859 | drawState->setVertexAttribs<gPosUVColorAttribs>(2); |
| 860 | } else if (NULL != colors) { |
| 861 | *colorOffset = sizeof(GrPoint); |
| 862 | drawState->setVertexAttribs<gPosColorAttribs>(2); |
| 863 | } else { |
| 864 | drawState->setVertexAttribs<gPosColorAttribs>(1); |
| 865 | } |
| 866 | } |
| 867 | |
| 868 | }; |
| 869 | |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 870 | void GrContext::drawVertices(const GrPaint& paint, |
| 871 | GrPrimitiveType primitiveType, |
| 872 | int vertexCount, |
| 873 | const GrPoint positions[], |
| 874 | const GrPoint texCoords[], |
| 875 | const GrColor colors[], |
| 876 | const uint16_t indices[], |
| 877 | int indexCount) { |
tomhudson@google.com | 278cbb4 | 2011-06-30 19:37:01 +0000 | [diff] [blame] | 878 | SK_TRACE_EVENT0("GrContext::drawVertices"); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 879 | |
| 880 | GrDrawTarget::AutoReleaseGeometry geo; |
| 881 | |
bsalomon@google.com | eb6879f | 2013-06-13 19:34:18 +0000 | [diff] [blame] | 882 | AutoRestoreEffects are; |
| 883 | GrDrawTarget* target = this->prepareToDraw(&paint, BUFFERED_DRAW, &are); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 884 | |
jvanverth@google.com | 9b855c7 | 2013-03-01 18:21:22 +0000 | [diff] [blame] | 885 | GrDrawState* drawState = target->drawState(); |
jvanverth@google.com | b8b705b | 2013-02-28 16:28:34 +0000 | [diff] [blame] | 886 | |
jvanverth@google.com | 9b855c7 | 2013-03-01 18:21:22 +0000 | [diff] [blame] | 887 | int colorOffset = -1, texOffset = -1; |
robertphillips@google.com | 4290330 | 2013-04-20 12:26:07 +0000 | [diff] [blame] | 888 | set_vertex_attributes(drawState, texCoords, colors, &colorOffset, &texOffset); |
jvanverth@google.com | 9b855c7 | 2013-03-01 18:21:22 +0000 | [diff] [blame] | 889 | |
| 890 | size_t vertexSize = drawState->getVertexSize(); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 891 | if (sizeof(GrPoint) != vertexSize) { |
jvanverth@google.com | b75b0a0 | 2013-02-05 20:33:30 +0000 | [diff] [blame] | 892 | if (!geo.set(target, vertexCount, 0)) { |
bsalomon@google.com | 6513cd0 | 2011-08-05 20:12:30 +0000 | [diff] [blame] | 893 | GrPrintf("Failed to get space for vertices!\n"); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 894 | return; |
| 895 | } |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 896 | void* curVertex = geo.vertices(); |
| 897 | |
| 898 | for (int i = 0; i < vertexCount; ++i) { |
| 899 | *((GrPoint*)curVertex) = positions[i]; |
| 900 | |
jvanverth@google.com | 9b855c7 | 2013-03-01 18:21:22 +0000 | [diff] [blame] | 901 | if (texOffset >= 0) { |
jvanverth@google.com | 3976825 | 2013-02-14 15:25:44 +0000 | [diff] [blame] | 902 | *(GrPoint*)((intptr_t)curVertex + texOffset) = texCoords[i]; |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 903 | } |
jvanverth@google.com | 9b855c7 | 2013-03-01 18:21:22 +0000 | [diff] [blame] | 904 | if (colorOffset >= 0) { |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 905 | *(GrColor*)((intptr_t)curVertex + colorOffset) = colors[i]; |
| 906 | } |
bsalomon@google.com | 26c2d0a | 2011-05-17 20:15:30 +0000 | [diff] [blame] | 907 | curVertex = (void*)((intptr_t)curVertex + vertexSize); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 908 | } |
| 909 | } else { |
jvanverth@google.com | b75b0a0 | 2013-02-05 20:33:30 +0000 | [diff] [blame] | 910 | target->setVertexSourceToArray(positions, vertexCount); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 911 | } |
| 912 | |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 913 | // we don't currently apply offscreen AA to this path. Need improved |
bsalomon@google.com | 9195836 | 2011-06-13 17:58:13 +0000 | [diff] [blame] | 914 | // management of GrDrawTarget's geometry to avoid copying points per-tile. |
bsalomon@google.com | a47a48d | 2011-04-26 20:22:11 +0000 | [diff] [blame] | 915 | |
bsalomon@google.com | 8295dc1 | 2011-05-02 12:53:34 +0000 | [diff] [blame] | 916 | if (NULL != indices) { |
bsalomon@google.com | 9195836 | 2011-06-13 17:58:13 +0000 | [diff] [blame] | 917 | target->setIndexSourceToArray(indices, indexCount); |
bsalomon@google.com | 8295dc1 | 2011-05-02 12:53:34 +0000 | [diff] [blame] | 918 | target->drawIndexed(primitiveType, 0, 0, vertexCount, indexCount); |
bsalomon@google.com | 0406b9e | 2013-04-02 21:00:15 +0000 | [diff] [blame] | 919 | target->resetIndexSource(); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 920 | } else { |
bsalomon@google.com | 8295dc1 | 2011-05-02 12:53:34 +0000 | [diff] [blame] | 921 | target->drawNonIndexed(primitiveType, 0, vertexCount); |
| 922 | } |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 923 | } |
| 924 | |
bsalomon@google.com | 06afe7b | 2011-04-26 15:31:40 +0000 | [diff] [blame] | 925 | /////////////////////////////////////////////////////////////////////////////// |
bsalomon@google.com | 93c9660 | 2012-04-27 13:05:21 +0000 | [diff] [blame] | 926 | |
commit-bot@chromium.org | f2bfd54 | 2013-04-25 15:27:00 +0000 | [diff] [blame] | 927 | void GrContext::drawRRect(const GrPaint& paint, |
| 928 | const SkRRect& rect, |
| 929 | const SkStrokeRec& stroke) { |
| 930 | |
bsalomon@google.com | eb6879f | 2013-06-13 19:34:18 +0000 | [diff] [blame] | 931 | AutoRestoreEffects are; |
| 932 | GrDrawTarget* target = this->prepareToDraw(&paint, BUFFERED_DRAW, &are); |
commit-bot@chromium.org | f2bfd54 | 2013-04-25 15:27:00 +0000 | [diff] [blame] | 933 | |
bsalomon@google.com | d09ab84 | 2013-05-15 17:30:26 +0000 | [diff] [blame] | 934 | bool useAA = paint.isAntiAlias() && |
commit-bot@chromium.org | bb6a317 | 2013-05-28 17:25:49 +0000 | [diff] [blame] | 935 | !target->getDrawState().getRenderTarget()->isMultisampled() && |
bsalomon@google.com | d09ab84 | 2013-05-15 17:30:26 +0000 | [diff] [blame] | 936 | !disable_coverage_aa_for_blend(target); |
commit-bot@chromium.org | 37d883d | 2013-05-02 13:11:22 +0000 | [diff] [blame] | 937 | |
bsalomon@google.com | d09ab84 | 2013-05-15 17:30:26 +0000 | [diff] [blame] | 938 | if (!fOvalRenderer->drawSimpleRRect(target, this, useAA, rect, stroke)) { |
commit-bot@chromium.org | f2bfd54 | 2013-04-25 15:27:00 +0000 | [diff] [blame] | 939 | SkPath path; |
| 940 | path.addRRect(rect); |
bsalomon@google.com | d09ab84 | 2013-05-15 17:30:26 +0000 | [diff] [blame] | 941 | this->internalDrawPath(target, useAA, path, stroke); |
commit-bot@chromium.org | f2bfd54 | 2013-04-25 15:27:00 +0000 | [diff] [blame] | 942 | } |
| 943 | } |
| 944 | |
| 945 | /////////////////////////////////////////////////////////////////////////////// |
| 946 | |
bsalomon@google.com | 93c9660 | 2012-04-27 13:05:21 +0000 | [diff] [blame] | 947 | void GrContext::drawOval(const GrPaint& paint, |
jvanverth@google.com | 46d3d39 | 2013-01-22 13:34:01 +0000 | [diff] [blame] | 948 | const GrRect& oval, |
| 949 | const SkStrokeRec& stroke) { |
| 950 | |
bsalomon@google.com | eb6879f | 2013-06-13 19:34:18 +0000 | [diff] [blame] | 951 | AutoRestoreEffects are; |
| 952 | GrDrawTarget* target = this->prepareToDraw(&paint, BUFFERED_DRAW, &are); |
commit-bot@chromium.org | 8131283 | 2013-03-22 18:34:09 +0000 | [diff] [blame] | 953 | |
bsalomon@google.com | d09ab84 | 2013-05-15 17:30:26 +0000 | [diff] [blame] | 954 | bool useAA = paint.isAntiAlias() && |
commit-bot@chromium.org | bb6a317 | 2013-05-28 17:25:49 +0000 | [diff] [blame] | 955 | !target->getDrawState().getRenderTarget()->isMultisampled() && |
bsalomon@google.com | d09ab84 | 2013-05-15 17:30:26 +0000 | [diff] [blame] | 956 | !disable_coverage_aa_for_blend(target); |
commit-bot@chromium.org | 37d883d | 2013-05-02 13:11:22 +0000 | [diff] [blame] | 957 | |
| 958 | if (!fOvalRenderer->drawOval(target, this, useAA, oval, stroke)) { |
bsalomon@google.com | 93c9660 | 2012-04-27 13:05:21 +0000 | [diff] [blame] | 959 | SkPath path; |
jvanverth@google.com | 46d3d39 | 2013-01-22 13:34:01 +0000 | [diff] [blame] | 960 | path.addOval(oval); |
commit-bot@chromium.org | 37d883d | 2013-05-02 13:11:22 +0000 | [diff] [blame] | 961 | this->internalDrawPath(target, useAA, path, stroke); |
skia.committer@gmail.com | 98ded84 | 2013-01-23 07:06:17 +0000 | [diff] [blame] | 962 | } |
bsalomon@google.com | 150d284 | 2012-01-12 20:19:56 +0000 | [diff] [blame] | 963 | } |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 964 | |
robertphillips@google.com | 83d1a68 | 2013-05-17 12:50:27 +0000 | [diff] [blame] | 965 | namespace { |
| 966 | |
| 967 | // Can 'path' be drawn as a pair of filled nested rectangles? |
| 968 | static bool is_nested_rects(GrDrawTarget* target, |
| 969 | const SkPath& path, |
| 970 | const SkStrokeRec& stroke, |
| 971 | SkRect rects[2], |
| 972 | bool* useVertexCoverage) { |
| 973 | SkASSERT(stroke.isFillStyle()); |
| 974 | |
| 975 | if (path.isInverseFillType()) { |
| 976 | return false; |
| 977 | } |
| 978 | |
| 979 | const GrDrawState& drawState = target->getDrawState(); |
| 980 | |
| 981 | // TODO: this restriction could be lifted if we were willing to apply |
| 982 | // the matrix to all the points individually rather than just to the rect |
| 983 | if (!drawState.getViewMatrix().preservesAxisAlignment()) { |
| 984 | return false; |
| 985 | } |
| 986 | |
| 987 | *useVertexCoverage = false; |
| 988 | if (!target->getDrawState().canTweakAlphaForCoverage()) { |
| 989 | if (disable_coverage_aa_for_blend(target)) { |
| 990 | return false; |
| 991 | } else { |
| 992 | *useVertexCoverage = true; |
| 993 | } |
| 994 | } |
| 995 | |
| 996 | SkPath::Direction dirs[2]; |
| 997 | if (!path.isNestedRects(rects, dirs)) { |
| 998 | return false; |
| 999 | } |
| 1000 | |
| 1001 | if (SkPath::kWinding_FillType == path.getFillType()) { |
| 1002 | // The two rects need to be wound opposite to each other |
| 1003 | return dirs[0] != dirs[1]; |
| 1004 | } else { |
| 1005 | return true; |
| 1006 | } |
| 1007 | } |
| 1008 | |
| 1009 | }; |
| 1010 | |
sugoi@google.com | 5f74cf8 | 2012-12-17 21:16:45 +0000 | [diff] [blame] | 1011 | void GrContext::drawPath(const GrPaint& paint, const SkPath& path, const SkStrokeRec& stroke) { |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1012 | |
bsalomon@google.com | fa6ac93 | 2011-10-05 19:57:55 +0000 | [diff] [blame] | 1013 | if (path.isEmpty()) { |
sugoi@google.com | 12b4e27 | 2012-12-06 20:13:11 +0000 | [diff] [blame] | 1014 | if (path.isInverseFillType()) { |
bsalomon@google.com | fa6ac93 | 2011-10-05 19:57:55 +0000 | [diff] [blame] | 1015 | this->drawPaint(paint); |
| 1016 | } |
| 1017 | return; |
| 1018 | } |
| 1019 | |
commit-bot@chromium.org | 8131283 | 2013-03-22 18:34:09 +0000 | [diff] [blame] | 1020 | // Note that internalDrawPath may sw-rasterize the path into a scratch texture. |
bsalomon@google.com | fb4ce6f | 2012-03-14 13:27:54 +0000 | [diff] [blame] | 1021 | // Scratch textures can be recycled after they are returned to the texture |
| 1022 | // cache. This presents a potential hazard for buffered drawing. However, |
| 1023 | // the writePixels that uploads to the scratch will perform a flush so we're |
| 1024 | // OK. |
bsalomon@google.com | eb6879f | 2013-06-13 19:34:18 +0000 | [diff] [blame] | 1025 | AutoRestoreEffects are; |
| 1026 | GrDrawTarget* target = this->prepareToDraw(&paint, BUFFERED_DRAW, &are); |
bsalomon@google.com | d46e242 | 2011-09-23 17:40:07 +0000 | [diff] [blame] | 1027 | |
bsalomon@google.com | 137f134 | 2013-05-29 21:27:53 +0000 | [diff] [blame] | 1028 | bool useAA = paint.isAntiAlias() && !target->getDrawState().getRenderTarget()->isMultisampled(); |
robertphillips@google.com | 83d1a68 | 2013-05-17 12:50:27 +0000 | [diff] [blame] | 1029 | if (useAA && stroke.getWidth() < 0 && !path.isConvex()) { |
| 1030 | // Concave AA paths are expensive - try to avoid them for special cases |
| 1031 | bool useVertexCoverage; |
| 1032 | SkRect rects[2]; |
| 1033 | |
| 1034 | if (is_nested_rects(target, path, stroke, rects, &useVertexCoverage)) { |
bsalomon@google.com | 137f134 | 2013-05-29 21:27:53 +0000 | [diff] [blame] | 1035 | SkMatrix origViewMatrix = target->getDrawState().getViewMatrix(); |
| 1036 | GrDrawState::AutoViewMatrixRestore avmr; |
| 1037 | if (!avmr.setIdentity(target->drawState())) { |
robertphillips@google.com | 83d1a68 | 2013-05-17 12:50:27 +0000 | [diff] [blame] | 1038 | return; |
| 1039 | } |
| 1040 | |
| 1041 | fAARectRenderer->fillAANestedRects(this->getGpu(), target, |
| 1042 | rects, |
bsalomon@google.com | 137f134 | 2013-05-29 21:27:53 +0000 | [diff] [blame] | 1043 | origViewMatrix, |
robertphillips@google.com | 83d1a68 | 2013-05-17 12:50:27 +0000 | [diff] [blame] | 1044 | useVertexCoverage); |
| 1045 | return; |
| 1046 | } |
| 1047 | } |
| 1048 | |
commit-bot@chromium.org | 8131283 | 2013-03-22 18:34:09 +0000 | [diff] [blame] | 1049 | SkRect ovalRect; |
| 1050 | bool isOval = path.isOval(&ovalRect); |
| 1051 | |
skia.committer@gmail.com | 7e32851 | 2013-03-23 07:01:28 +0000 | [diff] [blame] | 1052 | if (!isOval || path.isInverseFillType() |
commit-bot@chromium.org | 37d883d | 2013-05-02 13:11:22 +0000 | [diff] [blame] | 1053 | || !fOvalRenderer->drawOval(target, this, useAA, ovalRect, stroke)) { |
| 1054 | this->internalDrawPath(target, useAA, path, stroke); |
commit-bot@chromium.org | 8131283 | 2013-03-22 18:34:09 +0000 | [diff] [blame] | 1055 | } |
| 1056 | } |
| 1057 | |
commit-bot@chromium.org | 37d883d | 2013-05-02 13:11:22 +0000 | [diff] [blame] | 1058 | void GrContext::internalDrawPath(GrDrawTarget* target, bool useAA, const SkPath& path, |
commit-bot@chromium.org | 8131283 | 2013-03-22 18:34:09 +0000 | [diff] [blame] | 1059 | const SkStrokeRec& stroke) { |
| 1060 | |
bsalomon@google.com | d46e242 | 2011-09-23 17:40:07 +0000 | [diff] [blame] | 1061 | // An Assumption here is that path renderer would use some form of tweaking |
| 1062 | // the src color (either the input alpha or in the frag shader) to implement |
| 1063 | // aa. If we have some future driver-mojo path AA that can do the right |
| 1064 | // thing WRT to the blend then we'll need some query on the PR. |
| 1065 | if (disable_coverage_aa_for_blend(target)) { |
bsalomon@google.com | 1983f39 | 2011-10-10 15:17:58 +0000 | [diff] [blame] | 1066 | #if GR_DEBUG |
bsalomon@google.com | 979432b | 2011-11-05 21:38:22 +0000 | [diff] [blame] | 1067 | //GrPrintf("Turning off AA to correctly apply blend.\n"); |
bsalomon@google.com | 1983f39 | 2011-10-10 15:17:58 +0000 | [diff] [blame] | 1068 | #endif |
commit-bot@chromium.org | 37d883d | 2013-05-02 13:11:22 +0000 | [diff] [blame] | 1069 | useAA = false; |
bsalomon@google.com | d46e242 | 2011-09-23 17:40:07 +0000 | [diff] [blame] | 1070 | } |
bsalomon@google.com | 289533a | 2011-10-27 12:34:25 +0000 | [diff] [blame] | 1071 | |
commit-bot@chromium.org | 37d883d | 2013-05-02 13:11:22 +0000 | [diff] [blame] | 1072 | GrPathRendererChain::DrawType type = useAA ? GrPathRendererChain::kColorAntiAlias_DrawType : |
| 1073 | GrPathRendererChain::kColor_DrawType; |
bsalomon@google.com | 45a15f5 | 2012-12-10 19:10:17 +0000 | [diff] [blame] | 1074 | |
robertphillips@google.com | eb928ea | 2013-01-08 13:45:09 +0000 | [diff] [blame] | 1075 | const SkPath* pathPtr = &path; |
| 1076 | SkPath tmpPath; |
| 1077 | SkStrokeRec strokeRec(stroke); |
| 1078 | |
| 1079 | // Try a 1st time without stroking the path and without allowing the SW renderer |
| 1080 | GrPathRenderer* pr = this->getPathRenderer(*pathPtr, strokeRec, target, false, type); |
| 1081 | |
| 1082 | if (NULL == pr) { |
| 1083 | if (!strokeRec.isHairlineStyle()) { |
| 1084 | // It didn't work the 1st time, so try again with the stroked path |
| 1085 | if (strokeRec.applyToPath(&tmpPath, *pathPtr)) { |
| 1086 | pathPtr = &tmpPath; |
| 1087 | strokeRec.setFillStyle(); |
| 1088 | } |
| 1089 | } |
| 1090 | // This time, allow SW renderer |
| 1091 | pr = this->getPathRenderer(*pathPtr, strokeRec, target, true, type); |
| 1092 | } |
| 1093 | |
bsalomon@google.com | 3008519 | 2011-08-19 15:42:31 +0000 | [diff] [blame] | 1094 | if (NULL == pr) { |
bsalomon@google.com | 1983f39 | 2011-10-10 15:17:58 +0000 | [diff] [blame] | 1095 | #if GR_DEBUG |
bsalomon@google.com | 3008519 | 2011-08-19 15:42:31 +0000 | [diff] [blame] | 1096 | GrPrintf("Unable to find path renderer compatible with path.\n"); |
bsalomon@google.com | 1983f39 | 2011-10-10 15:17:58 +0000 | [diff] [blame] | 1097 | #endif |
bsalomon@google.com | 3008519 | 2011-08-19 15:42:31 +0000 | [diff] [blame] | 1098 | return; |
| 1099 | } |
| 1100 | |
commit-bot@chromium.org | 37d883d | 2013-05-02 13:11:22 +0000 | [diff] [blame] | 1101 | pr->drawPath(*pathPtr, strokeRec, target, useAA); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1102 | } |
bsalomon@google.com | 8295dc1 | 2011-05-02 12:53:34 +0000 | [diff] [blame] | 1103 | |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1104 | //////////////////////////////////////////////////////////////////////////////// |
| 1105 | |
bsalomon@google.com | a7f84e1 | 2011-03-10 14:13:19 +0000 | [diff] [blame] | 1106 | void GrContext::flush(int flagsBitfield) { |
robertphillips@google.com | e7db8d6 | 2013-07-04 11:48:52 +0000 | [diff] [blame] | 1107 | if (NULL == fDrawBuffer) { |
| 1108 | return; |
| 1109 | } |
| 1110 | |
bsalomon@google.com | a7f84e1 | 2011-03-10 14:13:19 +0000 | [diff] [blame] | 1111 | if (kDiscard_FlushBit & flagsBitfield) { |
| 1112 | fDrawBuffer->reset(); |
| 1113 | } else { |
bsalomon@google.com | 6e4e650 | 2013-02-25 20:12:45 +0000 | [diff] [blame] | 1114 | fDrawBuffer->flush(); |
junov@google.com | 53a5584 | 2011-06-08 22:55:10 +0000 | [diff] [blame] | 1115 | } |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1116 | } |
| 1117 | |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1118 | bool GrContext::writeTexturePixels(GrTexture* texture, |
bsalomon@google.com | 0342a85 | 2012-08-20 19:22:38 +0000 | [diff] [blame] | 1119 | int left, int top, int width, int height, |
| 1120 | GrPixelConfig config, const void* buffer, size_t rowBytes, |
| 1121 | uint32_t flags) { |
bsalomon@google.com | 6f37951 | 2011-11-16 20:36:03 +0000 | [diff] [blame] | 1122 | SK_TRACE_EVENT0("GrContext::writeTexturePixels"); |
bsalomon@google.com | bc4b654 | 2011-11-19 13:56:11 +0000 | [diff] [blame] | 1123 | ASSERT_OWNED_RESOURCE(texture); |
| 1124 | |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1125 | if ((kUnpremul_PixelOpsFlag & flags) || !fGpu->canWriteTexturePixels(texture, config)) { |
| 1126 | if (NULL != texture->asRenderTarget()) { |
| 1127 | return this->writeRenderTargetPixels(texture->asRenderTarget(), |
| 1128 | left, top, width, height, |
| 1129 | config, buffer, rowBytes, flags); |
| 1130 | } else { |
| 1131 | return false; |
| 1132 | } |
bsalomon@google.com | 0342a85 | 2012-08-20 19:22:38 +0000 | [diff] [blame] | 1133 | } |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1134 | |
bsalomon@google.com | 6f37951 | 2011-11-16 20:36:03 +0000 | [diff] [blame] | 1135 | if (!(kDontFlush_PixelOpsFlag & flags)) { |
| 1136 | this->flush(); |
| 1137 | } |
bsalomon@google.com | 6f37951 | 2011-11-16 20:36:03 +0000 | [diff] [blame] | 1138 | |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1139 | return fGpu->writeTexturePixels(texture, left, top, width, height, |
| 1140 | config, buffer, rowBytes); |
bsalomon@google.com | 6f37951 | 2011-11-16 20:36:03 +0000 | [diff] [blame] | 1141 | } |
| 1142 | |
bsalomon@google.com | 0342a85 | 2012-08-20 19:22:38 +0000 | [diff] [blame] | 1143 | bool GrContext::readTexturePixels(GrTexture* texture, |
| 1144 | int left, int top, int width, int height, |
| 1145 | GrPixelConfig config, void* buffer, size_t rowBytes, |
| 1146 | uint32_t flags) { |
tomhudson@google.com | 278cbb4 | 2011-06-30 19:37:01 +0000 | [diff] [blame] | 1147 | SK_TRACE_EVENT0("GrContext::readTexturePixels"); |
bsalomon@google.com | bc4b654 | 2011-11-19 13:56:11 +0000 | [diff] [blame] | 1148 | ASSERT_OWNED_RESOURCE(texture); |
bsalomon@google.com | 669fdc4 | 2011-04-05 17:08:27 +0000 | [diff] [blame] | 1149 | |
bsalomon@google.com | a85449d | 2011-11-19 02:36:05 +0000 | [diff] [blame] | 1150 | // TODO: code read pixels for textures that aren't also rendertargets |
bsalomon@google.com | 669fdc4 | 2011-04-05 17:08:27 +0000 | [diff] [blame] | 1151 | GrRenderTarget* target = texture->asRenderTarget(); |
| 1152 | if (NULL != target) { |
bsalomon@google.com | 0342a85 | 2012-08-20 19:22:38 +0000 | [diff] [blame] | 1153 | return this->readRenderTargetPixels(target, |
| 1154 | left, top, width, height, |
| 1155 | config, buffer, rowBytes, |
| 1156 | flags); |
bsalomon@google.com | 669fdc4 | 2011-04-05 17:08:27 +0000 | [diff] [blame] | 1157 | } else { |
| 1158 | return false; |
| 1159 | } |
| 1160 | } |
| 1161 | |
bsalomon@google.com | a91e923 | 2012-02-23 15:39:54 +0000 | [diff] [blame] | 1162 | #include "SkConfig8888.h" |
| 1163 | |
| 1164 | namespace { |
| 1165 | /** |
| 1166 | * Converts a GrPixelConfig to a SkCanvas::Config8888. Only byte-per-channel |
| 1167 | * formats are representable as Config8888 and so the function returns false |
| 1168 | * if the GrPixelConfig has no equivalent Config8888. |
| 1169 | */ |
| 1170 | bool grconfig_to_config8888(GrPixelConfig config, |
bsalomon@google.com | 0342a85 | 2012-08-20 19:22:38 +0000 | [diff] [blame] | 1171 | bool unpremul, |
bsalomon@google.com | a91e923 | 2012-02-23 15:39:54 +0000 | [diff] [blame] | 1172 | SkCanvas::Config8888* config8888) { |
| 1173 | switch (config) { |
bsalomon@google.com | 0342a85 | 2012-08-20 19:22:38 +0000 | [diff] [blame] | 1174 | case kRGBA_8888_GrPixelConfig: |
| 1175 | if (unpremul) { |
| 1176 | *config8888 = SkCanvas::kRGBA_Unpremul_Config8888; |
| 1177 | } else { |
| 1178 | *config8888 = SkCanvas::kRGBA_Premul_Config8888; |
| 1179 | } |
bsalomon@google.com | a91e923 | 2012-02-23 15:39:54 +0000 | [diff] [blame] | 1180 | return true; |
bsalomon@google.com | 0342a85 | 2012-08-20 19:22:38 +0000 | [diff] [blame] | 1181 | case kBGRA_8888_GrPixelConfig: |
| 1182 | if (unpremul) { |
| 1183 | *config8888 = SkCanvas::kBGRA_Unpremul_Config8888; |
| 1184 | } else { |
| 1185 | *config8888 = SkCanvas::kBGRA_Premul_Config8888; |
| 1186 | } |
bsalomon@google.com | a91e923 | 2012-02-23 15:39:54 +0000 | [diff] [blame] | 1187 | return true; |
| 1188 | default: |
| 1189 | return false; |
| 1190 | } |
| 1191 | } |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1192 | |
| 1193 | // It returns a configuration with where the byte position of the R & B components are swapped in |
| 1194 | // relation to the input config. This should only be called with the result of |
| 1195 | // grconfig_to_config8888 as it will fail for other configs. |
| 1196 | SkCanvas::Config8888 swap_config8888_red_and_blue(SkCanvas::Config8888 config8888) { |
| 1197 | switch (config8888) { |
| 1198 | case SkCanvas::kBGRA_Premul_Config8888: |
| 1199 | return SkCanvas::kRGBA_Premul_Config8888; |
| 1200 | case SkCanvas::kBGRA_Unpremul_Config8888: |
| 1201 | return SkCanvas::kRGBA_Unpremul_Config8888; |
| 1202 | case SkCanvas::kRGBA_Premul_Config8888: |
| 1203 | return SkCanvas::kBGRA_Premul_Config8888; |
| 1204 | case SkCanvas::kRGBA_Unpremul_Config8888: |
| 1205 | return SkCanvas::kBGRA_Unpremul_Config8888; |
| 1206 | default: |
| 1207 | GrCrash("Unexpected input"); |
| 1208 | return SkCanvas::kBGRA_Unpremul_Config8888;; |
| 1209 | } |
| 1210 | } |
bsalomon@google.com | a91e923 | 2012-02-23 15:39:54 +0000 | [diff] [blame] | 1211 | } |
| 1212 | |
bsalomon@google.com | 0342a85 | 2012-08-20 19:22:38 +0000 | [diff] [blame] | 1213 | bool GrContext::readRenderTargetPixels(GrRenderTarget* target, |
| 1214 | int left, int top, int width, int height, |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1215 | GrPixelConfig dstConfig, void* buffer, size_t rowBytes, |
bsalomon@google.com | 0342a85 | 2012-08-20 19:22:38 +0000 | [diff] [blame] | 1216 | uint32_t flags) { |
tomhudson@google.com | 278cbb4 | 2011-06-30 19:37:01 +0000 | [diff] [blame] | 1217 | SK_TRACE_EVENT0("GrContext::readRenderTargetPixels"); |
bsalomon@google.com | bc4b654 | 2011-11-19 13:56:11 +0000 | [diff] [blame] | 1218 | ASSERT_OWNED_RESOURCE(target); |
| 1219 | |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 1220 | if (NULL == target) { |
commit-bot@chromium.org | bb6a317 | 2013-05-28 17:25:49 +0000 | [diff] [blame] | 1221 | target = fRenderTarget.get(); |
bsalomon@google.com | c436499 | 2011-11-07 15:54:49 +0000 | [diff] [blame] | 1222 | if (NULL == target) { |
| 1223 | return false; |
| 1224 | } |
| 1225 | } |
bsalomon@google.com | 669fdc4 | 2011-04-05 17:08:27 +0000 | [diff] [blame] | 1226 | |
bsalomon@google.com | 6f37951 | 2011-11-16 20:36:03 +0000 | [diff] [blame] | 1227 | if (!(kDontFlush_PixelOpsFlag & flags)) { |
| 1228 | this->flush(); |
| 1229 | } |
bsalomon@google.com | c436499 | 2011-11-07 15:54:49 +0000 | [diff] [blame] | 1230 | |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1231 | // Determine which conversions have to be applied: flipY, swapRAnd, and/or unpremul. |
bsalomon@google.com | 0342a85 | 2012-08-20 19:22:38 +0000 | [diff] [blame] | 1232 | |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1233 | // If fGpu->readPixels would incur a y-flip cost then we will read the pixels upside down. We'll |
| 1234 | // either do the flipY by drawing into a scratch with a matrix or on the cpu after the read. |
| 1235 | bool flipY = fGpu->readPixelsWillPayForYFlip(target, left, top, |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1236 | width, height, dstConfig, |
bsalomon@google.com | c436499 | 2011-11-07 15:54:49 +0000 | [diff] [blame] | 1237 | rowBytes); |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1238 | // We ignore the preferred config if it is different than our config unless it is an R/B swap. |
| 1239 | // In that case we'll perform an R and B swap while drawing to a scratch texture of the swapped |
| 1240 | // config. Then we will call readPixels on the scratch with the swapped config. The swaps during |
| 1241 | // the draw cancels out the fact that we call readPixels with a config that is R/B swapped from |
| 1242 | // dstConfig. |
| 1243 | GrPixelConfig readConfig = dstConfig; |
| 1244 | bool swapRAndB = false; |
commit-bot@chromium.org | 5d1d79a | 2013-05-24 18:52:52 +0000 | [diff] [blame] | 1245 | if (GrPixelConfigSwapRAndB(dstConfig) == |
| 1246 | fGpu->preferredReadPixelsConfig(dstConfig, target->config())) { |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1247 | readConfig = GrPixelConfigSwapRAndB(readConfig); |
| 1248 | swapRAndB = true; |
| 1249 | } |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1250 | |
bsalomon@google.com | 0342a85 | 2012-08-20 19:22:38 +0000 | [diff] [blame] | 1251 | bool unpremul = SkToBool(kUnpremul_PixelOpsFlag & flags); |
bsalomon@google.com | c436499 | 2011-11-07 15:54:49 +0000 | [diff] [blame] | 1252 | |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1253 | if (unpremul && !GrPixelConfigIs8888(dstConfig)) { |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1254 | // The unpremul flag is only allowed for these two configs. |
bsalomon@google.com | 0a97be2 | 2011-11-08 19:20:57 +0000 | [diff] [blame] | 1255 | return false; |
| 1256 | } |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1257 | |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1258 | // If the src is a texture and we would have to do conversions after read pixels, we instead |
| 1259 | // do the conversions by drawing the src to a scratch texture. If we handle any of the |
| 1260 | // conversions in the draw we set the corresponding bool to false so that we don't reapply it |
| 1261 | // on the read back pixels. |
| 1262 | GrTexture* src = target->asTexture(); |
bsalomon@google.com | c4ff22a | 2011-11-10 21:56:21 +0000 | [diff] [blame] | 1263 | GrAutoScratchTexture ast; |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1264 | if (NULL != src && (swapRAndB || unpremul || flipY)) { |
| 1265 | // Make the scratch a render target because we don't have a robust readTexturePixels as of |
| 1266 | // yet. It calls this function. |
robertphillips@google.com | 75b3c96 | 2012-06-07 12:08:45 +0000 | [diff] [blame] | 1267 | GrTextureDesc desc; |
| 1268 | desc.fFlags = kRenderTarget_GrTextureFlagBit; |
| 1269 | desc.fWidth = width; |
| 1270 | desc.fHeight = height; |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1271 | desc.fConfig = readConfig; |
senorblanco@chromium.org | 3cb406b | 2013-02-05 19:50:46 +0000 | [diff] [blame] | 1272 | desc.fOrigin = kTopLeft_GrSurfaceOrigin; |
bsalomon@google.com | c4ff22a | 2011-11-10 21:56:21 +0000 | [diff] [blame] | 1273 | |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1274 | // When a full read back is faster than a partial we could always make the scratch exactly |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1275 | // match the passed rect. However, if we see many different size rectangles we will trash |
| 1276 | // our texture cache and pay the cost of creating and destroying many textures. So, we only |
| 1277 | // request an exact match when the caller is reading an entire RT. |
bsalomon@google.com | 56d11e0 | 2011-11-30 19:59:08 +0000 | [diff] [blame] | 1278 | ScratchTexMatch match = kApprox_ScratchTexMatch; |
| 1279 | if (0 == left && |
| 1280 | 0 == top && |
| 1281 | target->width() == width && |
| 1282 | target->height() == height && |
| 1283 | fGpu->fullReadPixelsIsFasterThanPartial()) { |
| 1284 | match = kExact_ScratchTexMatch; |
| 1285 | } |
| 1286 | ast.set(this, desc, match); |
bsalomon@google.com | c436499 | 2011-11-07 15:54:49 +0000 | [diff] [blame] | 1287 | GrTexture* texture = ast.texture(); |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1288 | if (texture) { |
bsalomon@google.com | d8b5fac | 2012-11-01 17:02:46 +0000 | [diff] [blame] | 1289 | // compute a matrix to perform the draw |
bsalomon@google.com | b9086a0 | 2012-11-01 18:02:54 +0000 | [diff] [blame] | 1290 | SkMatrix textureMatrix; |
senorblanco@chromium.org | 3cb406b | 2013-02-05 19:50:46 +0000 | [diff] [blame] | 1291 | textureMatrix.setTranslate(SK_Scalar1 *left, SK_Scalar1 *top); |
bsalomon@google.com | d8b5fac | 2012-11-01 17:02:46 +0000 | [diff] [blame] | 1292 | textureMatrix.postIDiv(src->width(), src->height()); |
| 1293 | |
bsalomon@google.com | adc6536 | 2013-01-28 14:26:09 +0000 | [diff] [blame] | 1294 | SkAutoTUnref<const GrEffectRef> effect; |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1295 | if (unpremul) { |
bsalomon@google.com | adc6536 | 2013-01-28 14:26:09 +0000 | [diff] [blame] | 1296 | effect.reset(this->createPMToUPMEffect(src, swapRAndB, textureMatrix)); |
| 1297 | if (NULL != effect) { |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1298 | unpremul = false; // we no longer need to do this on CPU after the read back. |
bsalomon@google.com | d8b5fac | 2012-11-01 17:02:46 +0000 | [diff] [blame] | 1299 | } |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1300 | } |
| 1301 | // If we failed to create a PM->UPM effect and have no other conversions to perform then |
| 1302 | // there is no longer any point to using the scratch. |
bsalomon@google.com | adc6536 | 2013-01-28 14:26:09 +0000 | [diff] [blame] | 1303 | if (NULL != effect || flipY || swapRAndB) { |
| 1304 | if (!effect) { |
| 1305 | effect.reset(GrConfigConversionEffect::Create( |
| 1306 | src, |
| 1307 | swapRAndB, |
| 1308 | GrConfigConversionEffect::kNone_PMConversion, |
| 1309 | textureMatrix)); |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1310 | } |
| 1311 | swapRAndB = false; // we will handle the swap in the draw. |
bsalomon@google.com | c436499 | 2011-11-07 15:54:49 +0000 | [diff] [blame] | 1312 | |
robertphillips@google.com | 13f181f | 2013-03-02 12:02:08 +0000 | [diff] [blame] | 1313 | // We protect the existing geometry here since it may not be |
| 1314 | // clear to the caller that a draw operation (i.e., drawSimpleRect) |
| 1315 | // can be invoked in this method |
| 1316 | GrDrawTarget::AutoGeometryAndStatePush agasp(fGpu, GrDrawTarget::kReset_ASRInit); |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1317 | GrDrawState* drawState = fGpu->drawState(); |
bsalomon@google.com | adc6536 | 2013-01-28 14:26:09 +0000 | [diff] [blame] | 1318 | GrAssert(effect); |
bsalomon@google.com | eb6879f | 2013-06-13 19:34:18 +0000 | [diff] [blame] | 1319 | drawState->addColorEffect(effect); |
bsalomon@google.com | d8b5fac | 2012-11-01 17:02:46 +0000 | [diff] [blame] | 1320 | |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1321 | drawState->setRenderTarget(texture->asRenderTarget()); |
bsalomon@google.com | 8171288 | 2012-11-01 17:12:34 +0000 | [diff] [blame] | 1322 | GrRect rect = GrRect::MakeWH(SkIntToScalar(width), SkIntToScalar(height)); |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1323 | fGpu->drawSimpleRect(rect, NULL); |
| 1324 | // we want to read back from the scratch's origin |
| 1325 | left = 0; |
| 1326 | top = 0; |
| 1327 | target = texture->asRenderTarget(); |
| 1328 | } |
bsalomon@google.com | 0342a85 | 2012-08-20 19:22:38 +0000 | [diff] [blame] | 1329 | } |
bsalomon@google.com | c436499 | 2011-11-07 15:54:49 +0000 | [diff] [blame] | 1330 | } |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1331 | if (!fGpu->readPixels(target, |
| 1332 | left, top, width, height, |
senorblanco@chromium.org | 3cb406b | 2013-02-05 19:50:46 +0000 | [diff] [blame] | 1333 | readConfig, buffer, rowBytes)) { |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1334 | return false; |
| 1335 | } |
bsalomon@google.com | d8b5fac | 2012-11-01 17:02:46 +0000 | [diff] [blame] | 1336 | // Perform any conversions we weren't able to perform using a scratch texture. |
senorblanco@chromium.org | 3cb406b | 2013-02-05 19:50:46 +0000 | [diff] [blame] | 1337 | if (unpremul || swapRAndB) { |
bsalomon@google.com | ccaa002 | 2012-09-25 19:55:07 +0000 | [diff] [blame] | 1338 | // These are initialized to suppress a warning |
| 1339 | SkCanvas::Config8888 srcC8888 = SkCanvas::kNative_Premul_Config8888; |
| 1340 | SkCanvas::Config8888 dstC8888 = SkCanvas::kNative_Premul_Config8888; |
| 1341 | |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1342 | SkDEBUGCODE(bool c8888IsValid =) grconfig_to_config8888(dstConfig, false, &srcC8888); |
| 1343 | grconfig_to_config8888(dstConfig, unpremul, &dstC8888); |
bsalomon@google.com | ccaa002 | 2012-09-25 19:55:07 +0000 | [diff] [blame] | 1344 | |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1345 | if (swapRAndB) { |
| 1346 | GrAssert(c8888IsValid); // we should only do r/b swap on 8888 configs |
| 1347 | srcC8888 = swap_config8888_red_and_blue(srcC8888); |
| 1348 | } |
senorblanco@chromium.org | 3cb406b | 2013-02-05 19:50:46 +0000 | [diff] [blame] | 1349 | GrAssert(c8888IsValid); |
| 1350 | uint32_t* b32 = reinterpret_cast<uint32_t*>(buffer); |
| 1351 | SkConvertConfig8888Pixels(b32, rowBytes, dstC8888, |
| 1352 | b32, rowBytes, srcC8888, |
| 1353 | width, height); |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1354 | } |
| 1355 | return true; |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1356 | } |
| 1357 | |
bsalomon@google.com | 75f9f25 | 2012-01-31 13:35:56 +0000 | [diff] [blame] | 1358 | void GrContext::resolveRenderTarget(GrRenderTarget* target) { |
| 1359 | GrAssert(target); |
| 1360 | ASSERT_OWNED_RESOURCE(target); |
| 1361 | // In the future we may track whether there are any pending draws to this |
| 1362 | // target. We don't today so we always perform a flush. We don't promise |
| 1363 | // this to our clients, though. |
| 1364 | this->flush(); |
| 1365 | fGpu->resolveRenderTarget(target); |
| 1366 | } |
| 1367 | |
scroggo@google.com | a2a3192 | 2012-12-07 19:14:45 +0000 | [diff] [blame] | 1368 | void GrContext::copyTexture(GrTexture* src, GrRenderTarget* dst, const SkIPoint* topLeft) { |
senorblanco@chromium.org | ef843cd | 2011-12-02 19:11:17 +0000 | [diff] [blame] | 1369 | if (NULL == src || NULL == dst) { |
| 1370 | return; |
| 1371 | } |
| 1372 | ASSERT_OWNED_RESOURCE(src); |
| 1373 | |
twiz@google.com | 1ac87ff | 2012-04-27 19:39:33 +0000 | [diff] [blame] | 1374 | // Writes pending to the source texture are not tracked, so a flush |
| 1375 | // is required to ensure that the copy captures the most recent contents |
bsalomon@google.com | adc6536 | 2013-01-28 14:26:09 +0000 | [diff] [blame] | 1376 | // of the source texture. See similar behavior in |
twiz@google.com | 1ac87ff | 2012-04-27 19:39:33 +0000 | [diff] [blame] | 1377 | // GrContext::resolveRenderTarget. |
| 1378 | this->flush(); |
| 1379 | |
bsalomon@google.com | 873ea0c | 2012-03-30 15:55:32 +0000 | [diff] [blame] | 1380 | GrDrawTarget::AutoStateRestore asr(fGpu, GrDrawTarget::kReset_ASRInit); |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 1381 | GrDrawState* drawState = fGpu->drawState(); |
| 1382 | drawState->setRenderTarget(dst); |
bsalomon@google.com | b9086a0 | 2012-11-01 18:02:54 +0000 | [diff] [blame] | 1383 | SkMatrix sampleM; |
senorblanco@chromium.org | ef843cd | 2011-12-02 19:11:17 +0000 | [diff] [blame] | 1384 | sampleM.setIDiv(src->width(), src->height()); |
scroggo@google.com | a2a3192 | 2012-12-07 19:14:45 +0000 | [diff] [blame] | 1385 | SkIRect srcRect = SkIRect::MakeWH(dst->width(), dst->height()); |
| 1386 | if (NULL != topLeft) { |
| 1387 | srcRect.offset(*topLeft); |
| 1388 | } |
| 1389 | SkIRect srcBounds = SkIRect::MakeWH(src->width(), src->height()); |
| 1390 | if (!srcRect.intersect(srcBounds)) { |
| 1391 | return; |
| 1392 | } |
| 1393 | sampleM.preTranslate(SkIntToScalar(srcRect.fLeft), SkIntToScalar(srcRect.fTop)); |
bsalomon@google.com | eb6879f | 2013-06-13 19:34:18 +0000 | [diff] [blame] | 1394 | drawState->addColorTextureEffect(src, sampleM); |
scroggo@google.com | a2a3192 | 2012-12-07 19:14:45 +0000 | [diff] [blame] | 1395 | SkRect dstR = SkRect::MakeWH(SkIntToScalar(srcRect.width()), SkIntToScalar(srcRect.height())); |
| 1396 | fGpu->drawSimpleRect(dstR, NULL); |
senorblanco@chromium.org | ef843cd | 2011-12-02 19:11:17 +0000 | [diff] [blame] | 1397 | } |
| 1398 | |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1399 | bool GrContext::writeRenderTargetPixels(GrRenderTarget* target, |
bsalomon@google.com | 0342a85 | 2012-08-20 19:22:38 +0000 | [diff] [blame] | 1400 | int left, int top, int width, int height, |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1401 | GrPixelConfig srcConfig, |
bsalomon@google.com | 0342a85 | 2012-08-20 19:22:38 +0000 | [diff] [blame] | 1402 | const void* buffer, |
| 1403 | size_t rowBytes, |
| 1404 | uint32_t flags) { |
bsalomon@google.com | 6f37951 | 2011-11-16 20:36:03 +0000 | [diff] [blame] | 1405 | SK_TRACE_EVENT0("GrContext::writeRenderTargetPixels"); |
bsalomon@google.com | bc4b654 | 2011-11-19 13:56:11 +0000 | [diff] [blame] | 1406 | ASSERT_OWNED_RESOURCE(target); |
bsalomon@google.com | 6f37951 | 2011-11-16 20:36:03 +0000 | [diff] [blame] | 1407 | |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 1408 | if (NULL == target) { |
commit-bot@chromium.org | bb6a317 | 2013-05-28 17:25:49 +0000 | [diff] [blame] | 1409 | target = fRenderTarget.get(); |
bsalomon@google.com | 6f37951 | 2011-11-16 20:36:03 +0000 | [diff] [blame] | 1410 | if (NULL == target) { |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1411 | return false; |
bsalomon@google.com | 6f37951 | 2011-11-16 20:36:03 +0000 | [diff] [blame] | 1412 | } |
| 1413 | } |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1414 | |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1415 | // TODO: when underlying api has a direct way to do this we should use it (e.g. glDrawPixels on |
| 1416 | // desktop GL). |
| 1417 | |
| 1418 | // We will always call some form of writeTexturePixels and we will pass our flags on to it. |
| 1419 | // Thus, we don't perform a flush here since that call will do it (if the kNoFlush flag isn't |
| 1420 | // set.) |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1421 | |
bsalomon@google.com | 0342a85 | 2012-08-20 19:22:38 +0000 | [diff] [blame] | 1422 | // If the RT is also a texture and we don't have to premultiply then take the texture path. |
| 1423 | // We expect to be at least as fast or faster since it doesn't use an intermediate texture as |
| 1424 | // we do below. |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 1425 | |
bsalomon@google.com | a85449d | 2011-11-19 02:36:05 +0000 | [diff] [blame] | 1426 | #if !GR_MAC_BUILD |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1427 | // At least some drivers on the Mac get confused when glTexImage2D is called on a texture |
| 1428 | // attached to an FBO. The FBO still sees the old image. TODO: determine what OS versions and/or |
| 1429 | // HW is affected. |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1430 | if (NULL != target->asTexture() && !(kUnpremul_PixelOpsFlag & flags) && |
| 1431 | fGpu->canWriteTexturePixels(target->asTexture(), srcConfig)) { |
| 1432 | return this->writeTexturePixels(target->asTexture(), |
| 1433 | left, top, width, height, |
| 1434 | srcConfig, buffer, rowBytes, flags); |
bsalomon@google.com | a85449d | 2011-11-19 02:36:05 +0000 | [diff] [blame] | 1435 | } |
| 1436 | #endif |
bsalomon@google.com | d8b5fac | 2012-11-01 17:02:46 +0000 | [diff] [blame] | 1437 | |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1438 | // We ignore the preferred config unless it is a R/B swap of the src config. In that case |
| 1439 | // we will upload the original src data to a scratch texture but we will spoof it as the swapped |
| 1440 | // config. This scratch will then have R and B swapped. We correct for this by swapping again |
| 1441 | // when drawing the scratch to the dst using a conversion effect. |
| 1442 | bool swapRAndB = false; |
| 1443 | GrPixelConfig writeConfig = srcConfig; |
commit-bot@chromium.org | 5d1d79a | 2013-05-24 18:52:52 +0000 | [diff] [blame] | 1444 | if (GrPixelConfigSwapRAndB(srcConfig) == |
| 1445 | fGpu->preferredWritePixelsConfig(srcConfig, target->config())) { |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1446 | writeConfig = GrPixelConfigSwapRAndB(srcConfig); |
| 1447 | swapRAndB = true; |
bsalomon@google.com | a85449d | 2011-11-19 02:36:05 +0000 | [diff] [blame] | 1448 | } |
| 1449 | |
robertphillips@google.com | 75b3c96 | 2012-06-07 12:08:45 +0000 | [diff] [blame] | 1450 | GrTextureDesc desc; |
| 1451 | desc.fWidth = width; |
| 1452 | desc.fHeight = height; |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1453 | desc.fConfig = writeConfig; |
bsalomon@google.com | 50398bf | 2011-07-26 20:45:30 +0000 | [diff] [blame] | 1454 | GrAutoScratchTexture ast(this, desc); |
| 1455 | GrTexture* texture = ast.texture(); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1456 | if (NULL == texture) { |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1457 | return false; |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1458 | } |
bsalomon@google.com | d8b5fac | 2012-11-01 17:02:46 +0000 | [diff] [blame] | 1459 | |
bsalomon@google.com | adc6536 | 2013-01-28 14:26:09 +0000 | [diff] [blame] | 1460 | SkAutoTUnref<const GrEffectRef> effect; |
bsalomon@google.com | b9086a0 | 2012-11-01 18:02:54 +0000 | [diff] [blame] | 1461 | SkMatrix textureMatrix; |
bsalomon@google.com | d8b5fac | 2012-11-01 17:02:46 +0000 | [diff] [blame] | 1462 | textureMatrix.setIDiv(texture->width(), texture->height()); |
| 1463 | |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1464 | // allocate a tmp buffer and sw convert the pixels to premul |
| 1465 | SkAutoSTMalloc<128 * 128, uint32_t> tmpPixels(0); |
| 1466 | |
| 1467 | if (kUnpremul_PixelOpsFlag & flags) { |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1468 | if (!GrPixelConfigIs8888(srcConfig)) { |
| 1469 | return false; |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1470 | } |
bsalomon@google.com | adc6536 | 2013-01-28 14:26:09 +0000 | [diff] [blame] | 1471 | effect.reset(this->createUPMToPMEffect(texture, swapRAndB, textureMatrix)); |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1472 | // handle the unpremul step on the CPU if we couldn't create an effect to do it. |
bsalomon@google.com | adc6536 | 2013-01-28 14:26:09 +0000 | [diff] [blame] | 1473 | if (NULL == effect) { |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1474 | SkCanvas::Config8888 srcConfig8888, dstConfig8888; |
| 1475 | GR_DEBUGCODE(bool success = ) |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1476 | grconfig_to_config8888(srcConfig, true, &srcConfig8888); |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1477 | GrAssert(success); |
| 1478 | GR_DEBUGCODE(success = ) |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1479 | grconfig_to_config8888(srcConfig, false, &dstConfig8888); |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1480 | GrAssert(success); |
| 1481 | const uint32_t* src = reinterpret_cast<const uint32_t*>(buffer); |
| 1482 | tmpPixels.reset(width * height); |
| 1483 | SkConvertConfig8888Pixels(tmpPixels.get(), 4 * width, dstConfig8888, |
| 1484 | src, rowBytes, srcConfig8888, |
| 1485 | width, height); |
| 1486 | buffer = tmpPixels.get(); |
| 1487 | rowBytes = 4 * width; |
| 1488 | } |
| 1489 | } |
bsalomon@google.com | adc6536 | 2013-01-28 14:26:09 +0000 | [diff] [blame] | 1490 | if (NULL == effect) { |
| 1491 | effect.reset(GrConfigConversionEffect::Create(texture, |
| 1492 | swapRAndB, |
| 1493 | GrConfigConversionEffect::kNone_PMConversion, |
| 1494 | textureMatrix)); |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1495 | } |
| 1496 | |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1497 | if (!this->writeTexturePixels(texture, |
| 1498 | 0, 0, width, height, |
| 1499 | writeConfig, buffer, rowBytes, |
| 1500 | flags & ~kUnpremul_PixelOpsFlag)) { |
| 1501 | return false; |
| 1502 | } |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1503 | |
robertphillips@google.com | 13f181f | 2013-03-02 12:02:08 +0000 | [diff] [blame] | 1504 | // writeRenderTargetPixels can be called in the midst of drawing another |
skia.committer@gmail.com | 0c23faf | 2013-03-03 07:16:29 +0000 | [diff] [blame] | 1505 | // object (e.g., when uploading a SW path rendering to the gpu while |
robertphillips@google.com | 13f181f | 2013-03-02 12:02:08 +0000 | [diff] [blame] | 1506 | // drawing a rect) so preserve the current geometry. |
bsalomon@google.com | 137f134 | 2013-05-29 21:27:53 +0000 | [diff] [blame] | 1507 | SkMatrix matrix; |
| 1508 | matrix.setTranslate(SkIntToScalar(left), SkIntToScalar(top)); |
| 1509 | GrDrawTarget::AutoGeometryAndStatePush agasp(fGpu, GrDrawTarget::kReset_ASRInit, &matrix); |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 1510 | GrDrawState* drawState = fGpu->drawState(); |
bsalomon@google.com | adc6536 | 2013-01-28 14:26:09 +0000 | [diff] [blame] | 1511 | GrAssert(effect); |
bsalomon@google.com | eb6879f | 2013-06-13 19:34:18 +0000 | [diff] [blame] | 1512 | drawState->addColorEffect(effect); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1513 | |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 1514 | drawState->setRenderTarget(target); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1515 | |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1516 | fGpu->drawSimpleRect(GrRect::MakeWH(SkIntToScalar(width), SkIntToScalar(height)), NULL); |
bsalomon@google.com | 9c68058 | 2013-02-06 18:17:50 +0000 | [diff] [blame] | 1517 | return true; |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1518 | } |
| 1519 | //////////////////////////////////////////////////////////////////////////////// |
| 1520 | |
bsalomon@google.com | eb6879f | 2013-06-13 19:34:18 +0000 | [diff] [blame] | 1521 | GrDrawTarget* GrContext::prepareToDraw(const GrPaint* paint, |
| 1522 | BufferedDraw buffered, |
| 1523 | AutoRestoreEffects* are) { |
| 1524 | // All users of this draw state should be freeing up all effects when they're done. |
| 1525 | // Otherwise effects that own resources may keep those resources alive indefinitely. |
| 1526 | GrAssert(0 == fDrawState->numColorStages() && 0 == fDrawState->numCoverageStages()); |
| 1527 | |
bsalomon@google.com | 1d4edd3 | 2012-08-16 18:36:06 +0000 | [diff] [blame] | 1528 | if (kNo_BufferedDraw == buffered && kYes_BufferedDraw == fLastDrawWasBuffered) { |
robertphillips@google.com | 1267fbd | 2013-07-03 18:37:27 +0000 | [diff] [blame] | 1529 | fDrawBuffer->flush(); |
bsalomon@google.com | 1d4edd3 | 2012-08-16 18:36:06 +0000 | [diff] [blame] | 1530 | fLastDrawWasBuffered = kNo_BufferedDraw; |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1531 | } |
commit-bot@chromium.org | bb6a317 | 2013-05-28 17:25:49 +0000 | [diff] [blame] | 1532 | ASSERT_OWNED_RESOURCE(fRenderTarget.get()); |
bsalomon@google.com | 07ea2db | 2012-08-17 14:06:49 +0000 | [diff] [blame] | 1533 | if (NULL != paint) { |
bsalomon@google.com | eb6879f | 2013-06-13 19:34:18 +0000 | [diff] [blame] | 1534 | GrAssert(NULL != are); |
| 1535 | are->set(fDrawState); |
commit-bot@chromium.org | bb6a317 | 2013-05-28 17:25:49 +0000 | [diff] [blame] | 1536 | fDrawState->setFromPaint(*paint, fViewMatrix, fRenderTarget.get()); |
bsalomon@google.com | af84e74 | 2012-10-05 13:23:24 +0000 | [diff] [blame] | 1537 | #if GR_DEBUG_PARTIAL_COVERAGE_CHECK |
| 1538 | if ((paint->hasMask() || 0xff != paint->fCoverage) && |
| 1539 | !fGpu->canApplyCoverage()) { |
| 1540 | GrPrintf("Partial pixel coverage will be incorrectly blended.\n"); |
| 1541 | } |
| 1542 | #endif |
commit-bot@chromium.org | bb6a317 | 2013-05-28 17:25:49 +0000 | [diff] [blame] | 1543 | } else { |
bsalomon@google.com | 137f134 | 2013-05-29 21:27:53 +0000 | [diff] [blame] | 1544 | fDrawState->reset(fViewMatrix); |
commit-bot@chromium.org | bb6a317 | 2013-05-28 17:25:49 +0000 | [diff] [blame] | 1545 | fDrawState->setRenderTarget(fRenderTarget.get()); |
bsalomon@google.com | 07ea2db | 2012-08-17 14:06:49 +0000 | [diff] [blame] | 1546 | } |
commit-bot@chromium.org | bb6a317 | 2013-05-28 17:25:49 +0000 | [diff] [blame] | 1547 | GrDrawTarget* target; |
bsalomon@google.com | 1d4edd3 | 2012-08-16 18:36:06 +0000 | [diff] [blame] | 1548 | if (kYes_BufferedDraw == buffered) { |
bsalomon@google.com | 1d4edd3 | 2012-08-16 18:36:06 +0000 | [diff] [blame] | 1549 | fLastDrawWasBuffered = kYes_BufferedDraw; |
commit-bot@chromium.org | bb6a317 | 2013-05-28 17:25:49 +0000 | [diff] [blame] | 1550 | target = fDrawBuffer; |
bsalomon@google.com | 1d4edd3 | 2012-08-16 18:36:06 +0000 | [diff] [blame] | 1551 | } else { |
| 1552 | GrAssert(kNo_BufferedDraw == buffered); |
commit-bot@chromium.org | bb6a317 | 2013-05-28 17:25:49 +0000 | [diff] [blame] | 1553 | fLastDrawWasBuffered = kNo_BufferedDraw; |
| 1554 | target = fGpu; |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1555 | } |
commit-bot@chromium.org | bb6a317 | 2013-05-28 17:25:49 +0000 | [diff] [blame] | 1556 | fDrawState->setState(GrDrawState::kClip_StateBit, NULL != fClip && |
| 1557 | !fClip->fClipStack->isWideOpen()); |
| 1558 | target->setClip(fClip); |
| 1559 | GrAssert(fDrawState == target->drawState()); |
| 1560 | return target; |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1561 | } |
| 1562 | |
robertphillips@google.com | 72176b2 | 2012-05-23 13:19:12 +0000 | [diff] [blame] | 1563 | /* |
| 1564 | * This method finds a path renderer that can draw the specified path on |
| 1565 | * the provided target. |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 1566 | * Due to its expense, the software path renderer has split out so it can |
robertphillips@google.com | 72176b2 | 2012-05-23 13:19:12 +0000 | [diff] [blame] | 1567 | * can be individually allowed/disallowed via the "allowSW" boolean. |
| 1568 | */ |
bsalomon@google.com | 8d033a1 | 2012-04-27 15:52:53 +0000 | [diff] [blame] | 1569 | GrPathRenderer* GrContext::getPathRenderer(const SkPath& path, |
sugoi@google.com | 5f74cf8 | 2012-12-17 21:16:45 +0000 | [diff] [blame] | 1570 | const SkStrokeRec& stroke, |
bsalomon@google.com | c2099d2 | 2012-03-02 21:26:50 +0000 | [diff] [blame] | 1571 | const GrDrawTarget* target, |
bsalomon@google.com | 45a15f5 | 2012-12-10 19:10:17 +0000 | [diff] [blame] | 1572 | bool allowSW, |
| 1573 | GrPathRendererChain::DrawType drawType, |
| 1574 | GrPathRendererChain::StencilSupport* stencilSupport) { |
| 1575 | |
bsalomon@google.com | 3008519 | 2011-08-19 15:42:31 +0000 | [diff] [blame] | 1576 | if (NULL == fPathRendererChain) { |
bsalomon@google.com | 45a15f5 | 2012-12-10 19:10:17 +0000 | [diff] [blame] | 1577 | fPathRendererChain = SkNEW_ARGS(GrPathRendererChain, (this)); |
bsalomon@google.com | 3008519 | 2011-08-19 15:42:31 +0000 | [diff] [blame] | 1578 | } |
robertphillips@google.com | 72176b2 | 2012-05-23 13:19:12 +0000 | [diff] [blame] | 1579 | |
sugoi@google.com | 12b4e27 | 2012-12-06 20:13:11 +0000 | [diff] [blame] | 1580 | GrPathRenderer* pr = fPathRendererChain->getPathRenderer(path, |
| 1581 | stroke, |
robertphillips@google.com | 72176b2 | 2012-05-23 13:19:12 +0000 | [diff] [blame] | 1582 | target, |
bsalomon@google.com | 45a15f5 | 2012-12-10 19:10:17 +0000 | [diff] [blame] | 1583 | drawType, |
| 1584 | stencilSupport); |
robertphillips@google.com | 72176b2 | 2012-05-23 13:19:12 +0000 | [diff] [blame] | 1585 | |
| 1586 | if (NULL == pr && allowSW) { |
| 1587 | if (NULL == fSoftwarePathRenderer) { |
tomhudson@google.com | c377baf | 2012-07-09 20:17:56 +0000 | [diff] [blame] | 1588 | fSoftwarePathRenderer = SkNEW_ARGS(GrSoftwarePathRenderer, (this)); |
robertphillips@google.com | 72176b2 | 2012-05-23 13:19:12 +0000 | [diff] [blame] | 1589 | } |
robertphillips@google.com | 72176b2 | 2012-05-23 13:19:12 +0000 | [diff] [blame] | 1590 | pr = fSoftwarePathRenderer; |
| 1591 | } |
| 1592 | |
| 1593 | return pr; |
bsalomon@google.com | 3008519 | 2011-08-19 15:42:31 +0000 | [diff] [blame] | 1594 | } |
| 1595 | |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1596 | //////////////////////////////////////////////////////////////////////////////// |
| 1597 | |
robertphillips@google.com | 99a5ac0 | 2012-04-10 19:26:38 +0000 | [diff] [blame] | 1598 | bool GrContext::isConfigRenderable(GrPixelConfig config) const { |
| 1599 | return fGpu->isConfigRenderable(config); |
| 1600 | } |
| 1601 | |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1602 | static inline intptr_t setOrClear(intptr_t bits, int shift, intptr_t pred) { |
| 1603 | intptr_t mask = 1 << shift; |
| 1604 | if (pred) { |
| 1605 | bits |= mask; |
| 1606 | } else { |
| 1607 | bits &= ~mask; |
| 1608 | } |
| 1609 | return bits; |
| 1610 | } |
| 1611 | |
bsalomon@google.com | 8fe7247 | 2011-03-30 21:26:44 +0000 | [diff] [blame] | 1612 | void GrContext::setupDrawBuffer() { |
| 1613 | |
| 1614 | GrAssert(NULL == fDrawBuffer); |
| 1615 | GrAssert(NULL == fDrawBufferVBAllocPool); |
| 1616 | GrAssert(NULL == fDrawBufferIBAllocPool); |
| 1617 | |
bsalomon@google.com | de6ac2d | 2011-02-25 21:50:42 +0000 | [diff] [blame] | 1618 | fDrawBufferVBAllocPool = |
tomhudson@google.com | c377baf | 2012-07-09 20:17:56 +0000 | [diff] [blame] | 1619 | SkNEW_ARGS(GrVertexBufferAllocPool, (fGpu, false, |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1620 | DRAW_BUFFER_VBPOOL_BUFFER_SIZE, |
tomhudson@google.com | c377baf | 2012-07-09 20:17:56 +0000 | [diff] [blame] | 1621 | DRAW_BUFFER_VBPOOL_PREALLOC_BUFFERS)); |
bsalomon@google.com | de6ac2d | 2011-02-25 21:50:42 +0000 | [diff] [blame] | 1622 | fDrawBufferIBAllocPool = |
tomhudson@google.com | c377baf | 2012-07-09 20:17:56 +0000 | [diff] [blame] | 1623 | SkNEW_ARGS(GrIndexBufferAllocPool, (fGpu, false, |
bsalomon@google.com | de6ac2d | 2011-02-25 21:50:42 +0000 | [diff] [blame] | 1624 | DRAW_BUFFER_IBPOOL_BUFFER_SIZE, |
tomhudson@google.com | c377baf | 2012-07-09 20:17:56 +0000 | [diff] [blame] | 1625 | DRAW_BUFFER_IBPOOL_PREALLOC_BUFFERS)); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1626 | |
tomhudson@google.com | c377baf | 2012-07-09 20:17:56 +0000 | [diff] [blame] | 1627 | fDrawBuffer = SkNEW_ARGS(GrInOrderDrawBuffer, (fGpu, |
bsalomon@google.com | 6e4e650 | 2013-02-25 20:12:45 +0000 | [diff] [blame] | 1628 | fDrawBufferVBAllocPool, |
| 1629 | fDrawBufferIBAllocPool)); |
bsalomon@google.com | 3c4d032 | 2012-04-03 18:04:51 +0000 | [diff] [blame] | 1630 | |
bsalomon@google.com | 6e4e650 | 2013-02-25 20:12:45 +0000 | [diff] [blame] | 1631 | fDrawBuffer->setDrawState(fDrawState); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1632 | } |
| 1633 | |
bsalomon@google.com | 21c10c5 | 2013-06-13 17:44:07 +0000 | [diff] [blame] | 1634 | GrDrawTarget* GrContext::getTextTarget() { |
bsalomon@google.com | eb6879f | 2013-06-13 19:34:18 +0000 | [diff] [blame] | 1635 | return this->prepareToDraw(NULL, BUFFERED_DRAW, NULL); |
bsalomon@google.com | 27847de | 2011-02-22 20:59:41 +0000 | [diff] [blame] | 1636 | } |
| 1637 | |
| 1638 | const GrIndexBuffer* GrContext::getQuadIndexBuffer() const { |
| 1639 | return fGpu->getQuadIndexBuffer(); |
| 1640 | } |
bsalomon@google.com | dfe75bc | 2011-03-25 12:31:16 +0000 | [diff] [blame] | 1641 | |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1642 | namespace { |
| 1643 | void test_pm_conversions(GrContext* ctx, int* pmToUPMValue, int* upmToPMValue) { |
| 1644 | GrConfigConversionEffect::PMConversion pmToUPM; |
| 1645 | GrConfigConversionEffect::PMConversion upmToPM; |
| 1646 | GrConfigConversionEffect::TestForPreservingPMConversions(ctx, &pmToUPM, &upmToPM); |
| 1647 | *pmToUPMValue = pmToUPM; |
| 1648 | *upmToPMValue = upmToPM; |
| 1649 | } |
| 1650 | } |
| 1651 | |
bsalomon@google.com | adc6536 | 2013-01-28 14:26:09 +0000 | [diff] [blame] | 1652 | const GrEffectRef* GrContext::createPMToUPMEffect(GrTexture* texture, |
| 1653 | bool swapRAndB, |
| 1654 | const SkMatrix& matrix) { |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1655 | if (!fDidTestPMConversions) { |
| 1656 | test_pm_conversions(this, &fPMToUPMConversion, &fUPMToPMConversion); |
bsalomon@google.com | d0f3f68 | 2012-08-28 13:08:14 +0000 | [diff] [blame] | 1657 | fDidTestPMConversions = true; |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1658 | } |
| 1659 | GrConfigConversionEffect::PMConversion pmToUPM = |
| 1660 | static_cast<GrConfigConversionEffect::PMConversion>(fPMToUPMConversion); |
| 1661 | if (GrConfigConversionEffect::kNone_PMConversion != pmToUPM) { |
bsalomon@google.com | adc6536 | 2013-01-28 14:26:09 +0000 | [diff] [blame] | 1662 | return GrConfigConversionEffect::Create(texture, swapRAndB, pmToUPM, matrix); |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1663 | } else { |
bsalomon@google.com | adc6536 | 2013-01-28 14:26:09 +0000 | [diff] [blame] | 1664 | return NULL; |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1665 | } |
| 1666 | } |
| 1667 | |
bsalomon@google.com | adc6536 | 2013-01-28 14:26:09 +0000 | [diff] [blame] | 1668 | const GrEffectRef* GrContext::createUPMToPMEffect(GrTexture* texture, |
| 1669 | bool swapRAndB, |
| 1670 | const SkMatrix& matrix) { |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1671 | if (!fDidTestPMConversions) { |
| 1672 | test_pm_conversions(this, &fPMToUPMConversion, &fUPMToPMConversion); |
bsalomon@google.com | d0f3f68 | 2012-08-28 13:08:14 +0000 | [diff] [blame] | 1673 | fDidTestPMConversions = true; |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1674 | } |
| 1675 | GrConfigConversionEffect::PMConversion upmToPM = |
| 1676 | static_cast<GrConfigConversionEffect::PMConversion>(fUPMToPMConversion); |
| 1677 | if (GrConfigConversionEffect::kNone_PMConversion != upmToPM) { |
bsalomon@google.com | adc6536 | 2013-01-28 14:26:09 +0000 | [diff] [blame] | 1678 | return GrConfigConversionEffect::Create(texture, swapRAndB, upmToPM, matrix); |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1679 | } else { |
bsalomon@google.com | adc6536 | 2013-01-28 14:26:09 +0000 | [diff] [blame] | 1680 | return NULL; |
bsalomon@google.com | a04e8e8 | 2012-08-27 12:53:13 +0000 | [diff] [blame] | 1681 | } |
| 1682 | } |
| 1683 | |
bsalomon@google.com | c436499 | 2011-11-07 15:54:49 +0000 | [diff] [blame] | 1684 | /////////////////////////////////////////////////////////////////////////////// |
robertphillips@google.com | 5955202 | 2012-08-31 13:07:37 +0000 | [diff] [blame] | 1685 | #if GR_CACHE_STATS |
robertphillips@google.com | 5f9f2f5 | 2012-08-22 10:57:05 +0000 | [diff] [blame] | 1686 | void GrContext::printCacheStats() const { |
| 1687 | fTextureCache->printStats(); |
| 1688 | } |
| 1689 | #endif |