1 /*
2 * Copyright 2019 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8 #include "src/gpu/ganesh/GrDirectContextPriv.h"
9
10 #include "include/core/SkBitmap.h"
11 #include "include/core/SkColorSpace.h"
12 #include "include/core/SkTypes.h"
13 #include "include/gpu/GrContextThreadSafeProxy.h"
14 #include "include/gpu/GrDirectContext.h"
15 #include "include/private/chromium/GrDeferredDisplayList.h"
16 #include "src/core/SkRuntimeEffectPriv.h"
17 #include "src/gpu/ganesh/GrContextThreadSafeProxyPriv.h"
18 #include "src/gpu/ganesh/GrDrawingManager.h"
19 #include "src/gpu/ganesh/GrGpu.h"
20 #include "src/gpu/ganesh/GrMemoryPool.h"
21 #include "src/gpu/ganesh/GrRecordingContextPriv.h"
22 #include "src/gpu/ganesh/GrTexture.h"
23 #include "src/gpu/ganesh/GrThreadSafePipelineBuilder.h"
24 #include "src/gpu/ganesh/GrTracing.h"
25 #include "src/gpu/ganesh/SkGr.h"
26 #include "src/gpu/ganesh/SurfaceContext.h"
27 #include "src/gpu/ganesh/SurfaceFillContext.h"
28 #include "src/gpu/ganesh/effects/GrSkSLFP.h"
29 #include "src/gpu/ganesh/effects/GrTextureEffect.h"
30 #include "src/gpu/ganesh/image/SkImage_Ganesh.h"
31 #include "src/gpu/ganesh/text/GrAtlasManager.h"
32 #include "src/image/SkImage_Base.h"
33 #include "src/text/gpu/TextBlobRedrawCoordinator.h"
34
35 using namespace skia_private;
36 using MaskFormat = skgpu::MaskFormat;
37
38 #define ASSERT_OWNED_PROXY(P) \
39 SkASSERT(!(P) || !((P)->peekTexture()) || (P)->peekTexture()->getContext() == this->context())
40 #define ASSERT_SINGLE_OWNER SKGPU_ASSERT_SINGLE_OWNER(this->context()->singleOwner())
41 #define RETURN_VALUE_IF_ABANDONED(value) if (this->context()->abandoned()) { return (value); }
42
flushSurfaces(SkSpan<GrSurfaceProxy * > proxies,SkSurfaces::BackendSurfaceAccess access,const GrFlushInfo & info,const skgpu::MutableTextureState * newState)43 GrSemaphoresSubmitted GrDirectContextPriv::flushSurfaces(
44 SkSpan<GrSurfaceProxy*> proxies,
45 SkSurfaces::BackendSurfaceAccess access,
46 const GrFlushInfo& info,
47 const skgpu::MutableTextureState* newState) {
48 ASSERT_SINGLE_OWNER
49 GR_CREATE_TRACE_MARKER_CONTEXT("GrDirectContextPriv", "flushSurfaces", this->context());
50
51 if (this->context()->abandoned()) {
52 if (info.fSubmittedProc) {
53 info.fSubmittedProc(info.fSubmittedContext, false);
54 }
55 if (info.fFinishedProc) {
56 info.fFinishedProc(info.fFinishedContext);
57 }
58 return GrSemaphoresSubmitted::kNo;
59 }
60
61 #ifdef SK_DEBUG
62 for (GrSurfaceProxy* proxy : proxies) {
63 SkASSERT(proxy);
64 ASSERT_OWNED_PROXY(proxy);
65 }
66 #endif
67 return this->context()->drawingManager()->flushSurfaces(proxies, access, info, newState);
68 }
69
createDDLTask(sk_sp<const GrDeferredDisplayList> ddl,sk_sp<GrRenderTargetProxy> newDest)70 void GrDirectContextPriv::createDDLTask(sk_sp<const GrDeferredDisplayList> ddl,
71 sk_sp<GrRenderTargetProxy> newDest) {
72 this->context()->drawingManager()->createDDLTask(std::move(ddl), std::move(newDest));
73 }
74
compile(const GrProgramDesc & desc,const GrProgramInfo & info)75 bool GrDirectContextPriv::compile(const GrProgramDesc& desc, const GrProgramInfo& info) {
76 GrGpu* gpu = this->getGpu();
77 if (!gpu) {
78 return false;
79 }
80
81 return gpu->compile(desc, info);
82 }
83
84
85 //////////////////////////////////////////////////////////////////////////////
86 #if defined(GR_TEST_UTILS)
87
dumpCacheStats(SkString * out) const88 void GrDirectContextPriv::dumpCacheStats(SkString* out) const {
89 #if GR_CACHE_STATS
90 this->context()->fResourceCache->dumpStats(out);
91 #endif
92 }
93
dumpCacheStatsKeyValuePairs(TArray<SkString> * keys,TArray<double> * values) const94 void GrDirectContextPriv::dumpCacheStatsKeyValuePairs(TArray<SkString>* keys,
95 TArray<double>* values) const {
96 #if GR_CACHE_STATS
97 this->context()->fResourceCache->dumpStatsKeyValuePairs(keys, values);
98 #endif
99 }
100
printCacheStats() const101 void GrDirectContextPriv::printCacheStats() const {
102 SkString out;
103 this->dumpCacheStats(&out);
104 SkDebugf("%s", out.c_str());
105 }
106
107 /////////////////////////////////////////////////
resetGpuStats() const108 void GrDirectContextPriv::resetGpuStats() const {
109 #if GR_GPU_STATS
110 this->context()->fGpu->stats()->reset();
111 #endif
112 }
113
dumpGpuStats(SkString * out) const114 void GrDirectContextPriv::dumpGpuStats(SkString* out) const {
115 #if GR_GPU_STATS
116 this->context()->fGpu->stats()->dump(out);
117 if (auto builder = this->context()->fGpu->pipelineBuilder()) {
118 builder->stats()->dump(out);
119 }
120 #endif
121 }
122
dumpGpuStatsKeyValuePairs(TArray<SkString> * keys,TArray<double> * values) const123 void GrDirectContextPriv::dumpGpuStatsKeyValuePairs(TArray<SkString>* keys,
124 TArray<double>* values) const {
125 #if GR_GPU_STATS
126 this->context()->fGpu->stats()->dumpKeyValuePairs(keys, values);
127 if (auto builder = this->context()->fGpu->pipelineBuilder()) {
128 builder->stats()->dumpKeyValuePairs(keys, values);
129 }
130 #endif
131 }
132
printGpuStats() const133 void GrDirectContextPriv::printGpuStats() const {
134 SkString out;
135 this->dumpGpuStats(&out);
136 SkDebugf("%s", out.c_str());
137 }
138
139 /////////////////////////////////////////////////
resetContextStats()140 void GrDirectContextPriv::resetContextStats() {
141 #if GR_GPU_STATS
142 this->context()->stats()->reset();
143 #endif
144 }
145
dumpContextStats(SkString * out) const146 void GrDirectContextPriv::dumpContextStats(SkString* out) const {
147 #if GR_GPU_STATS
148 this->context()->stats()->dump(out);
149 #endif
150 }
151
dumpContextStatsKeyValuePairs(TArray<SkString> * keys,TArray<double> * values) const152 void GrDirectContextPriv::dumpContextStatsKeyValuePairs(TArray<SkString>* keys,
153 TArray<double>* values) const {
154 #if GR_GPU_STATS
155 this->context()->stats()->dumpKeyValuePairs(keys, values);
156 #endif
157 }
158
printContextStats() const159 void GrDirectContextPriv::printContextStats() const {
160 SkString out;
161 this->dumpContextStats(&out);
162 SkDebugf("%s", out.c_str());
163 }
164
165 /////////////////////////////////////////////////
testingOnly_getFontAtlasImage(MaskFormat format,unsigned int index)166 sk_sp<SkImage> GrDirectContextPriv::testingOnly_getFontAtlasImage(MaskFormat format,
167 unsigned int index) {
168 auto atlasManager = this->getAtlasManager();
169 if (!atlasManager) {
170 return nullptr;
171 }
172
173 unsigned int numActiveProxies;
174 const GrSurfaceProxyView* views = atlasManager->getViews(format, &numActiveProxies);
175 if (index >= numActiveProxies || !views || !views[index].proxy()) {
176 return nullptr;
177 }
178
179 SkColorType colorType = skgpu::MaskFormatToColorType(format);
180 SkASSERT(views[index].proxy()->priv().isExact());
181 return sk_make_sp<SkImage_Ganesh>(sk_ref_sp(this->context()),
182 kNeedNewImageUniqueID,
183 views[index],
184 SkColorInfo(colorType, kPremul_SkAlphaType, nullptr));
185 }
186
testingOnly_flushAndRemoveOnFlushCallbackObject(GrOnFlushCallbackObject * cb)187 void GrDirectContextPriv::testingOnly_flushAndRemoveOnFlushCallbackObject(
188 GrOnFlushCallbackObject* cb) {
189 this->context()->flushAndSubmit();
190 this->context()->drawingManager()->testingOnly_removeOnFlushCallbackObject(cb);
191 }
192 #endif
193
194 // Both of these effects aggressively round to the nearest exact (N / 255) floating point values.
195 // This lets us find a round-trip preserving pair on some GPUs that do odd byte to float conversion.
make_premul_effect(std::unique_ptr<GrFragmentProcessor> fp)196 static std::unique_ptr<GrFragmentProcessor> make_premul_effect(
197 std::unique_ptr<GrFragmentProcessor> fp) {
198 if (!fp) {
199 return nullptr;
200 }
201
202 static const SkRuntimeEffect* effect = SkMakeRuntimeEffect(SkRuntimeEffect::MakeForColorFilter,
203 "half4 main(half4 halfColor) {"
204 "float4 color = float4(halfColor);"
205 "color = floor(color * 255 + 0.5) / 255;"
206 "color.rgb = floor(color.rgb * color.a * 255 + 0.5) / 255;"
207 "return color;"
208 "}"
209 );
210
211 fp = GrSkSLFP::Make(effect, "ToPremul", std::move(fp), GrSkSLFP::OptFlags::kNone);
212 return GrFragmentProcessor::HighPrecision(std::move(fp));
213 }
214
make_unpremul_effect(std::unique_ptr<GrFragmentProcessor> fp)215 static std::unique_ptr<GrFragmentProcessor> make_unpremul_effect(
216 std::unique_ptr<GrFragmentProcessor> fp) {
217 if (!fp) {
218 return nullptr;
219 }
220
221 static const SkRuntimeEffect* effect = SkMakeRuntimeEffect(SkRuntimeEffect::MakeForColorFilter,
222 "half4 main(half4 halfColor) {"
223 "float4 color = float4(halfColor);"
224 "color = floor(color * 255 + 0.5) / 255;"
225 "color.rgb = color.a <= 0 ? half3(0) : floor(color.rgb / color.a * 255 + 0.5) / 255;"
226 "return color;"
227 "}"
228 );
229
230 fp = GrSkSLFP::Make(effect, "ToUnpremul", std::move(fp), GrSkSLFP::OptFlags::kNone);
231 return GrFragmentProcessor::HighPrecision(std::move(fp));
232 }
233
test_for_preserving_PM_conversions(GrDirectContext * dContext)234 static bool test_for_preserving_PM_conversions(GrDirectContext* dContext) {
235 static constexpr int kSize = 256;
236 AutoTMalloc<uint32_t> data(kSize * kSize * 3);
237 uint32_t* srcData = data.get();
238
239 // Fill with every possible premultiplied A, color channel value. There will be 256-y duplicate
240 // values in row y. We set r, g, and b to the same value since they are handled identically.
241 for (int y = 0; y < kSize; ++y) {
242 for (int x = 0; x < kSize; ++x) {
243 uint8_t* color = reinterpret_cast<uint8_t*>(&srcData[kSize*y + x]);
244 color[3] = y;
245 color[2] = std::min(x, y);
246 color[1] = std::min(x, y);
247 color[0] = std::min(x, y);
248 }
249 }
250
251 const SkImageInfo pmII =
252 SkImageInfo::Make(kSize, kSize, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
253 const SkImageInfo upmII = pmII.makeAlphaType(kUnpremul_SkAlphaType);
254
255 auto readSFC =
256 dContext->priv().makeSFC(upmII, "ReadSfcForPMUPMConversion", SkBackingFit::kExact);
257 auto tempSFC =
258 dContext->priv().makeSFC(pmII, "TempSfcForPMUPMConversion", SkBackingFit::kExact);
259 if (!readSFC || !tempSFC) {
260 return false;
261 }
262
263 // This function is only ever called if we are in a GrDirectContext since we are calling read
264 // pixels here. Thus the pixel data will be uploaded immediately and we don't need to keep the
265 // pixel data alive in the proxy. Therefore the ReleaseProc is nullptr.
266 SkBitmap bitmap;
267 bitmap.installPixels(pmII, srcData, 4 * kSize);
268 bitmap.setImmutable();
269
270 auto dataView = std::get<0>(GrMakeUncachedBitmapProxyView(dContext, bitmap));
271 if (!dataView) {
272 return false;
273 }
274
275 uint32_t* firstRead = data.get() + kSize*kSize;
276 uint32_t* secondRead = data.get() + 2*kSize*kSize;
277 std::fill_n( firstRead, kSize*kSize, 0);
278 std::fill_n(secondRead, kSize*kSize, 0);
279
280 GrPixmap firstReadPM( upmII, firstRead, kSize*sizeof(uint32_t));
281 GrPixmap secondReadPM(upmII, secondRead, kSize*sizeof(uint32_t));
282
283 // We do a PM->UPM draw from dataTex to readTex and read the data. Then we do a UPM->PM draw
284 // from readTex to tempTex followed by a PM->UPM draw to readTex and finally read the data.
285 // We then verify that two reads produced the same values.
286
287 auto fp1 = make_unpremul_effect(GrTextureEffect::Make(std::move(dataView), bitmap.alphaType()));
288 readSFC->fillRectWithFP(SkIRect::MakeWH(kSize, kSize), std::move(fp1));
289 if (!readSFC->readPixels(dContext, firstReadPM, {0, 0})) {
290 return false;
291 }
292
293 auto fp2 = make_premul_effect(
294 GrTextureEffect::Make(readSFC->readSurfaceView(), readSFC->colorInfo().alphaType()));
295 tempSFC->fillRectWithFP(SkIRect::MakeWH(kSize, kSize), std::move(fp2));
296
297 auto fp3 = make_unpremul_effect(
298 GrTextureEffect::Make(tempSFC->readSurfaceView(), tempSFC->colorInfo().alphaType()));
299 readSFC->fillRectWithFP(SkIRect::MakeWH(kSize, kSize), std::move(fp3));
300
301 if (!readSFC->readPixels(dContext, secondReadPM, {0, 0})) {
302 return false;
303 }
304
305 for (int y = 0; y < kSize; ++y) {
306 for (int x = 0; x <= y; ++x) {
307 if (firstRead[kSize*y + x] != secondRead[kSize*y + x]) {
308 return false;
309 }
310 }
311 }
312
313 return true;
314 }
315
validPMUPMConversionExists()316 bool GrDirectContextPriv::validPMUPMConversionExists() {
317 ASSERT_SINGLE_OWNER
318
319 auto dContext = this->context();
320
321 if (!dContext->fDidTestPMConversions) {
322 dContext->fPMUPMConversionsRoundTrip = test_for_preserving_PM_conversions(dContext);
323 dContext->fDidTestPMConversions = true;
324 }
325
326 // The PM<->UPM tests fail or succeed together so we only need to check one.
327 return dContext->fPMUPMConversionsRoundTrip;
328 }
329
createPMToUPMEffect(std::unique_ptr<GrFragmentProcessor> fp)330 std::unique_ptr<GrFragmentProcessor> GrDirectContextPriv::createPMToUPMEffect(
331 std::unique_ptr<GrFragmentProcessor> fp) {
332 ASSERT_SINGLE_OWNER
333 // We should have already called this->priv().validPMUPMConversionExists() in this case
334 SkASSERT(this->context()->fDidTestPMConversions);
335 // ...and it should have succeeded
336 SkASSERT(this->validPMUPMConversionExists());
337
338 return make_unpremul_effect(std::move(fp));
339 }
340
createUPMToPMEffect(std::unique_ptr<GrFragmentProcessor> fp)341 std::unique_ptr<GrFragmentProcessor> GrDirectContextPriv::createUPMToPMEffect(
342 std::unique_ptr<GrFragmentProcessor> fp) {
343 ASSERT_SINGLE_OWNER
344 // We should have already called this->priv().validPMUPMConversionExists() in this case
345 SkASSERT(this->context()->fDidTestPMConversions);
346 // ...and it should have succeeded
347 SkASSERT(this->validPMUPMConversionExists());
348
349 return make_premul_effect(std::move(fp));
350 }
351