Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016 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 "SkTypes.h" |
| 9 | #include "Test.h" |
| 10 | |
| 11 | #if SK_SUPPORT_GPU |
| 12 | #include "GrContext.h" |
| 13 | #include "GrGpuResource.h" |
Brian Salomon | 5d4cd9e | 2017-02-09 11:16:46 -0500 | [diff] [blame^] | 14 | #include "GrPipelineBuilder.h" |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 15 | #include "GrRenderTargetContext.h" |
| 16 | #include "GrRenderTargetContextPriv.h" |
| 17 | #include "GrResourceProvider.h" |
| 18 | #include "glsl/GrGLSLFragmentProcessor.h" |
| 19 | #include "glsl/GrGLSLFragmentShaderBuilder.h" |
Brian Salomon | 5d4cd9e | 2017-02-09 11:16:46 -0500 | [diff] [blame^] | 20 | #include "ops/GrNonAAFillRectOp.h" |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 21 | #include "ops/GrTestMeshDrawOp.h" |
| 22 | |
| 23 | namespace { |
| 24 | class TestOp : public GrTestMeshDrawOp { |
| 25 | public: |
| 26 | DEFINE_OP_CLASS_ID |
| 27 | const char* name() const override { return "TestOp"; } |
| 28 | |
| 29 | static std::unique_ptr<GrDrawOp> Make() { return std::unique_ptr<GrDrawOp>(new TestOp); } |
| 30 | |
| 31 | private: |
| 32 | TestOp() : INHERITED(ClassID(), SkRect::MakeWH(100, 100), 0xFFFFFFFF) {} |
| 33 | |
| 34 | void onPrepareDraws(Target* target) const override { return; } |
| 35 | |
| 36 | typedef GrTestMeshDrawOp INHERITED; |
| 37 | }; |
| 38 | |
| 39 | /** |
| 40 | * FP used to test ref/IO counts on owned GrGpuResources. Can also be a parent FP to test counts |
| 41 | * of resources owned by child FPs. |
| 42 | */ |
| 43 | class TestFP : public GrFragmentProcessor { |
| 44 | public: |
| 45 | struct Image { |
| 46 | Image(sk_sp<GrTexture> texture, GrIOType ioType) : fTexture(texture), fIOType(ioType) {} |
| 47 | sk_sp<GrTexture> fTexture; |
| 48 | GrIOType fIOType; |
| 49 | }; |
| 50 | static sk_sp<GrFragmentProcessor> Make(sk_sp<GrFragmentProcessor> child) { |
| 51 | return sk_sp<GrFragmentProcessor>(new TestFP(std::move(child))); |
| 52 | } |
| 53 | static sk_sp<GrFragmentProcessor> Make(const SkTArray<sk_sp<GrTexture>>& textures, |
| 54 | const SkTArray<sk_sp<GrBuffer>>& buffers, |
| 55 | const SkTArray<Image>& images) { |
| 56 | return sk_sp<GrFragmentProcessor>(new TestFP(textures, buffers, images)); |
| 57 | } |
| 58 | |
| 59 | const char* name() const override { return "test"; } |
| 60 | |
| 61 | void onGetGLSLProcessorKey(const GrShaderCaps&, GrProcessorKeyBuilder* b) const override { |
| 62 | // We don't really care about reusing these. |
| 63 | static int32_t gKey = 0; |
| 64 | b->add32(sk_atomic_inc(&gKey)); |
| 65 | } |
| 66 | |
| 67 | void onComputeInvariantOutput(GrInvariantOutput* inout) const override { |
| 68 | // We don't care about optimizing these processors. |
Brian Salomon | 5f13fba | 2017-01-23 14:35:25 -0500 | [diff] [blame] | 69 | inout->setToUnknown(); |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 70 | } |
| 71 | |
| 72 | private: |
| 73 | TestFP(const SkTArray<sk_sp<GrTexture>>& textures, const SkTArray<sk_sp<GrBuffer>>& buffers, |
| 74 | const SkTArray<Image>& images) |
Brian Salomon | 587e08f | 2017-01-27 10:59:27 -0500 | [diff] [blame] | 75 | : INHERITED(kNone_OptimizationFlags), fSamplers(4), fBuffers(4), fImages(4) { |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 76 | for (const auto& texture : textures) { |
| 77 | this->addTextureSampler(&fSamplers.emplace_back(texture.get())); |
| 78 | } |
| 79 | for (const auto& buffer : buffers) { |
| 80 | this->addBufferAccess(&fBuffers.emplace_back(kRGBA_8888_GrPixelConfig, buffer.get())); |
| 81 | } |
| 82 | for (const Image& image : images) { |
| 83 | this->addImageStorageAccess(&fImages.emplace_back( |
| 84 | image.fTexture, image.fIOType, GrSLMemoryModel::kNone, GrSLRestrict::kNo)); |
| 85 | } |
| 86 | } |
| 87 | |
Brian Salomon | 587e08f | 2017-01-27 10:59:27 -0500 | [diff] [blame] | 88 | TestFP(sk_sp<GrFragmentProcessor> child) |
| 89 | : INHERITED(kNone_OptimizationFlags), fSamplers(4), fBuffers(4), fImages(4) { |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 90 | this->registerChildProcessor(std::move(child)); |
| 91 | } |
| 92 | |
| 93 | virtual GrGLSLFragmentProcessor* onCreateGLSLInstance() const override { |
| 94 | class TestGLSLFP : public GrGLSLFragmentProcessor { |
| 95 | public: |
| 96 | TestGLSLFP() {} |
| 97 | void emitCode(EmitArgs& args) override { |
| 98 | GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder; |
| 99 | fragBuilder->codeAppendf("%s = %s;", args.fOutputColor, args.fInputColor); |
| 100 | } |
| 101 | |
| 102 | private: |
| 103 | }; |
| 104 | return new TestGLSLFP(); |
| 105 | } |
| 106 | |
| 107 | bool onIsEqual(const GrFragmentProcessor&) const override { return false; } |
| 108 | |
| 109 | GrTAllocator<TextureSampler> fSamplers; |
| 110 | GrTAllocator<BufferAccess> fBuffers; |
| 111 | GrTAllocator<ImageStorageAccess> fImages; |
Brian Salomon | 587e08f | 2017-01-27 10:59:27 -0500 | [diff] [blame] | 112 | typedef GrFragmentProcessor INHERITED; |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 113 | }; |
| 114 | } |
| 115 | |
Brian Salomon | f046e15 | 2017-01-11 15:24:47 -0500 | [diff] [blame] | 116 | template <typename T> |
| 117 | inline void testingOnly_getIORefCnts(const T* resource, int* refCnt, int* readCnt, int* writeCnt) { |
| 118 | *refCnt = resource->fRefCnt; |
| 119 | *readCnt = resource->fPendingReads; |
| 120 | *writeCnt = resource->fPendingWrites; |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 121 | } |
| 122 | |
| 123 | DEF_GPUTEST_FOR_ALL_CONTEXTS(ProcessorRefTest, reporter, ctxInfo) { |
| 124 | GrContext* context = ctxInfo.grContext(); |
| 125 | |
| 126 | GrTextureDesc desc; |
| 127 | desc.fConfig = kRGBA_8888_GrPixelConfig; |
| 128 | desc.fWidth = 10; |
| 129 | desc.fHeight = 10; |
| 130 | |
| 131 | for (int parentCnt = 0; parentCnt < 2; parentCnt++) { |
| 132 | sk_sp<GrRenderTargetContext> renderTargetContext(context->makeRenderTargetContext( |
| 133 | SkBackingFit::kApprox, 1, 1, kRGBA_8888_GrPixelConfig, nullptr)); |
| 134 | { |
| 135 | bool texelBufferSupport = context->caps()->shaderCaps()->texelBufferSupport(); |
| 136 | bool imageLoadStoreSupport = context->caps()->shaderCaps()->imageLoadStoreSupport(); |
| 137 | sk_sp<GrTexture> texture1( |
| 138 | context->resourceProvider()->createTexture(desc, SkBudgeted::kYes)); |
| 139 | sk_sp<GrTexture> texture2( |
| 140 | context->resourceProvider()->createTexture(desc, SkBudgeted::kYes)); |
| 141 | sk_sp<GrTexture> texture3( |
| 142 | context->resourceProvider()->createTexture(desc, SkBudgeted::kYes)); |
| 143 | sk_sp<GrTexture> texture4( |
| 144 | context->resourceProvider()->createTexture(desc, SkBudgeted::kYes)); |
| 145 | sk_sp<GrBuffer> buffer(texelBufferSupport |
| 146 | ? context->resourceProvider()->createBuffer( |
| 147 | 1024, GrBufferType::kTexel_GrBufferType, |
| 148 | GrAccessPattern::kStatic_GrAccessPattern, 0) |
| 149 | : nullptr); |
| 150 | { |
| 151 | SkTArray<sk_sp<GrTexture>> textures; |
| 152 | SkTArray<sk_sp<GrBuffer>> buffers; |
| 153 | SkTArray<TestFP::Image> images; |
| 154 | textures.push_back(texture1); |
| 155 | if (texelBufferSupport) { |
| 156 | buffers.push_back(buffer); |
| 157 | } |
| 158 | if (imageLoadStoreSupport) { |
| 159 | images.emplace_back(texture2, GrIOType::kRead_GrIOType); |
| 160 | images.emplace_back(texture3, GrIOType::kWrite_GrIOType); |
| 161 | images.emplace_back(texture4, GrIOType::kRW_GrIOType); |
| 162 | } |
| 163 | std::unique_ptr<GrDrawOp> op(TestOp::Make()); |
| 164 | GrPaint paint; |
| 165 | auto fp = TestFP::Make(std::move(textures), std::move(buffers), std::move(images)); |
| 166 | for (int i = 0; i < parentCnt; ++i) { |
| 167 | fp = TestFP::Make(std::move(fp)); |
| 168 | } |
| 169 | paint.addColorFragmentProcessor(std::move(fp)); |
Brian Salomon | 82f4431 | 2017-01-11 13:42:54 -0500 | [diff] [blame] | 170 | renderTargetContext->priv().testingOnly_addDrawOp(std::move(paint), GrAAType::kNone, |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 171 | std::move(op)); |
| 172 | } |
| 173 | int refCnt, readCnt, writeCnt; |
| 174 | |
Brian Salomon | f046e15 | 2017-01-11 15:24:47 -0500 | [diff] [blame] | 175 | testingOnly_getIORefCnts(texture1.get(), &refCnt, &readCnt, &writeCnt); |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 176 | REPORTER_ASSERT(reporter, 1 == refCnt); |
| 177 | REPORTER_ASSERT(reporter, 1 == readCnt); |
| 178 | REPORTER_ASSERT(reporter, 0 == writeCnt); |
| 179 | |
| 180 | if (texelBufferSupport) { |
Brian Salomon | f046e15 | 2017-01-11 15:24:47 -0500 | [diff] [blame] | 181 | testingOnly_getIORefCnts(buffer.get(), &refCnt, &readCnt, &writeCnt); |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 182 | REPORTER_ASSERT(reporter, 1 == refCnt); |
| 183 | REPORTER_ASSERT(reporter, 1 == readCnt); |
| 184 | REPORTER_ASSERT(reporter, 0 == writeCnt); |
| 185 | } |
| 186 | |
| 187 | if (imageLoadStoreSupport) { |
Brian Salomon | f046e15 | 2017-01-11 15:24:47 -0500 | [diff] [blame] | 188 | testingOnly_getIORefCnts(texture2.get(), &refCnt, &readCnt, &writeCnt); |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 189 | REPORTER_ASSERT(reporter, 1 == refCnt); |
| 190 | REPORTER_ASSERT(reporter, 1 == readCnt); |
| 191 | REPORTER_ASSERT(reporter, 0 == writeCnt); |
| 192 | |
Brian Salomon | f046e15 | 2017-01-11 15:24:47 -0500 | [diff] [blame] | 193 | testingOnly_getIORefCnts(texture3.get(), &refCnt, &readCnt, &writeCnt); |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 194 | REPORTER_ASSERT(reporter, 1 == refCnt); |
| 195 | REPORTER_ASSERT(reporter, 0 == readCnt); |
| 196 | REPORTER_ASSERT(reporter, 1 == writeCnt); |
| 197 | |
Brian Salomon | f046e15 | 2017-01-11 15:24:47 -0500 | [diff] [blame] | 198 | testingOnly_getIORefCnts(texture4.get(), &refCnt, &readCnt, &writeCnt); |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 199 | REPORTER_ASSERT(reporter, 1 == refCnt); |
| 200 | REPORTER_ASSERT(reporter, 1 == readCnt); |
| 201 | REPORTER_ASSERT(reporter, 1 == writeCnt); |
| 202 | } |
| 203 | |
| 204 | context->flush(); |
| 205 | |
Brian Salomon | f046e15 | 2017-01-11 15:24:47 -0500 | [diff] [blame] | 206 | testingOnly_getIORefCnts(texture1.get(), &refCnt, &readCnt, &writeCnt); |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 207 | REPORTER_ASSERT(reporter, 1 == refCnt); |
| 208 | REPORTER_ASSERT(reporter, 0 == readCnt); |
| 209 | REPORTER_ASSERT(reporter, 0 == writeCnt); |
| 210 | |
| 211 | if (texelBufferSupport) { |
Brian Salomon | f046e15 | 2017-01-11 15:24:47 -0500 | [diff] [blame] | 212 | testingOnly_getIORefCnts(buffer.get(), &refCnt, &readCnt, &writeCnt); |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 213 | REPORTER_ASSERT(reporter, 1 == refCnt); |
| 214 | REPORTER_ASSERT(reporter, 0 == readCnt); |
| 215 | REPORTER_ASSERT(reporter, 0 == writeCnt); |
| 216 | } |
| 217 | |
| 218 | if (texelBufferSupport) { |
Brian Salomon | f046e15 | 2017-01-11 15:24:47 -0500 | [diff] [blame] | 219 | testingOnly_getIORefCnts(texture2.get(), &refCnt, &readCnt, &writeCnt); |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 220 | REPORTER_ASSERT(reporter, 1 == refCnt); |
| 221 | REPORTER_ASSERT(reporter, 0 == readCnt); |
| 222 | REPORTER_ASSERT(reporter, 0 == writeCnt); |
| 223 | |
Brian Salomon | f046e15 | 2017-01-11 15:24:47 -0500 | [diff] [blame] | 224 | testingOnly_getIORefCnts(texture3.get(), &refCnt, &readCnt, &writeCnt); |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 225 | REPORTER_ASSERT(reporter, 1 == refCnt); |
| 226 | REPORTER_ASSERT(reporter, 0 == readCnt); |
| 227 | REPORTER_ASSERT(reporter, 0 == writeCnt); |
| 228 | |
Brian Salomon | f046e15 | 2017-01-11 15:24:47 -0500 | [diff] [blame] | 229 | testingOnly_getIORefCnts(texture4.get(), &refCnt, &readCnt, &writeCnt); |
Brian Salomon | bc6b99d | 2017-01-11 10:32:34 -0500 | [diff] [blame] | 230 | REPORTER_ASSERT(reporter, 1 == refCnt); |
| 231 | REPORTER_ASSERT(reporter, 0 == readCnt); |
| 232 | REPORTER_ASSERT(reporter, 0 == writeCnt); |
| 233 | } |
| 234 | } |
| 235 | } |
| 236 | } |
Brian Salomon | 587e08f | 2017-01-27 10:59:27 -0500 | [diff] [blame] | 237 | |
| 238 | // This test uses the random GrFragmentProcessor test factory, which relies on static initializers. |
| 239 | #if SK_ALLOW_STATIC_GLOBAL_INITIALIZERS |
| 240 | |
| 241 | static GrColor texel_color(int i, int j) { |
| 242 | SkASSERT((unsigned)i < 256 && (unsigned)j < 256); |
| 243 | GrColor color = GrColorPackRGBA(j, (uint8_t)(i + j), (uint8_t)(2 * j - i), i); |
| 244 | return GrPremulColor(color); |
| 245 | } |
| 246 | |
| 247 | static GrColor4f texel_color4f(int i, int j) { return GrColor4f::FromGrColor(texel_color(i, j)); } |
| 248 | |
Brian Salomon | 5d4cd9e | 2017-02-09 11:16:46 -0500 | [diff] [blame^] | 249 | void test_draw_op(GrRenderTargetContext* rtc, sk_sp<GrFragmentProcessor> fp, |
| 250 | GrTexture* inputDataTexture) { |
| 251 | GrPaint paint; |
| 252 | paint.addColorTextureProcessor(inputDataTexture, nullptr, SkMatrix::I()); |
| 253 | paint.addColorFragmentProcessor(std::move(fp)); |
| 254 | paint.setPorterDuffXPFactory(SkBlendMode::kSrc); |
| 255 | GrPipelineBuilder pb(std::move(paint), GrAAType::kNone); |
| 256 | auto op = |
| 257 | GrNonAAFillRectOp::Make(GrColor_WHITE, SkMatrix::I(), |
| 258 | SkRect::MakeWH(rtc->width(), rtc->height()), nullptr, nullptr); |
| 259 | rtc->addDrawOp(pb, GrNoClip(), std::move(op)); |
| 260 | } |
| 261 | |
Hal Canary | 6f6961e | 2017-01-31 13:50:44 -0500 | [diff] [blame] | 262 | #if GR_TEST_UTILS |
Brian Salomon | 5d4cd9e | 2017-02-09 11:16:46 -0500 | [diff] [blame^] | 263 | DEF_GPUTEST_FOR_GL_RENDERING_CONTEXTS(ProcessorOptimizationValidationTest, reporter, ctxInfo) { |
Brian Salomon | 587e08f | 2017-01-27 10:59:27 -0500 | [diff] [blame] | 264 | GrContext* context = ctxInfo.grContext(); |
| 265 | using FPFactory = GrProcessorTestFactory<GrFragmentProcessor>; |
| 266 | SkRandom random; |
| 267 | sk_sp<GrRenderTargetContext> rtc = context->makeRenderTargetContext( |
| 268 | SkBackingFit::kExact, 256, 256, kRGBA_8888_GrPixelConfig, nullptr); |
| 269 | GrSurfaceDesc desc; |
| 270 | desc.fWidth = 256; |
| 271 | desc.fHeight = 256; |
| 272 | desc.fFlags = kRenderTarget_GrSurfaceFlag; |
| 273 | desc.fConfig = kRGBA_8888_GrPixelConfig; |
| 274 | sk_sp<GrTexture> tex0(context->textureProvider()->createTexture(desc, SkBudgeted::kYes)); |
| 275 | desc.fConfig = kAlpha_8_GrPixelConfig; |
| 276 | sk_sp<GrTexture> tex1(context->textureProvider()->createTexture(desc, SkBudgeted::kYes)); |
| 277 | GrTexture* textures[] = {tex0.get(), tex1.get()}; |
| 278 | GrProcessorTestData testData(&random, context, rtc.get(), textures); |
| 279 | |
Brian Salomon | 5d4cd9e | 2017-02-09 11:16:46 -0500 | [diff] [blame^] | 280 | std::unique_ptr<GrColor[]> data(new GrColor[256 * 256]); |
Brian Salomon | 587e08f | 2017-01-27 10:59:27 -0500 | [diff] [blame] | 281 | for (int y = 0; y < 256; ++y) { |
| 282 | for (int x = 0; x < 256; ++x) { |
| 283 | data.get()[256 * y + x] = texel_color(x, y); |
| 284 | } |
| 285 | } |
| 286 | desc.fConfig = kRGBA_8888_GrPixelConfig; |
| 287 | sk_sp<GrTexture> dataTexture(context->textureProvider()->createTexture( |
| 288 | desc, SkBudgeted::kYes, data.get(), 256 * sizeof(GrColor))); |
| 289 | |
| 290 | // Because processors factories configure themselves in random ways, this is not exhaustive. |
| 291 | for (int i = 0; i < FPFactory::Count(); ++i) { |
| 292 | int timesToInvokeFactory = 5; |
| 293 | // Increase the number of attempts if the FP has child FPs since optimizations likely depend |
| 294 | // on child optimizations being present. |
| 295 | sk_sp<GrFragmentProcessor> fp = FPFactory::MakeIdx(i, &testData); |
| 296 | for (int j = 0; j < fp->numChildProcessors(); ++j) { |
| 297 | // This value made a reasonable trade off between time and coverage when this test was |
| 298 | // written. |
| 299 | timesToInvokeFactory *= FPFactory::Count() / 2; |
| 300 | } |
| 301 | for (int j = 0; j < timesToInvokeFactory; ++j) { |
| 302 | fp = FPFactory::MakeIdx(i, &testData); |
| 303 | if (!fp->hasConstantOutputForConstantInput() && !fp->preservesOpaqueInput() && |
| 304 | !fp->modulatesInput()) { |
| 305 | continue; |
| 306 | } |
Brian Salomon | 5d4cd9e | 2017-02-09 11:16:46 -0500 | [diff] [blame^] | 307 | test_draw_op(rtc.get(), fp, dataTexture.get()); |
Brian Salomon | 587e08f | 2017-01-27 10:59:27 -0500 | [diff] [blame] | 308 | memset(data.get(), 0x0, sizeof(GrColor) * 256 * 256); |
| 309 | rtc->readPixels( |
| 310 | SkImageInfo::Make(256, 256, kRGBA_8888_SkColorType, kPremul_SkAlphaType), |
| 311 | data.get(), 0, 0, 0); |
| 312 | bool passing = true; |
| 313 | if (0) { // Useful to see what FPs are being tested. |
| 314 | SkString children; |
| 315 | for (int c = 0; c < fp->numChildProcessors(); ++c) { |
| 316 | if (!c) { |
| 317 | children.append("("); |
| 318 | } |
| 319 | children.append(fp->childProcessor(c).name()); |
| 320 | children.append(c == fp->numChildProcessors() - 1 ? ")" : ", "); |
| 321 | } |
| 322 | SkDebugf("%s %s\n", fp->name(), children.c_str()); |
| 323 | } |
| 324 | for (int y = 0; y < 256 && passing; ++y) { |
| 325 | for (int x = 0; x < 256 && passing; ++x) { |
| 326 | GrColor input = texel_color(x, y); |
| 327 | GrColor output = data.get()[y * 256 + x]; |
| 328 | if (fp->modulatesInput()) { |
| 329 | // A modulating processor is allowed to modulate either the input color or |
| 330 | // just the input alpha. |
| 331 | bool legalColorModulation = |
| 332 | GrColorUnpackA(output) <= GrColorUnpackA(input) && |
| 333 | GrColorUnpackR(output) <= GrColorUnpackR(input) && |
| 334 | GrColorUnpackG(output) <= GrColorUnpackG(input) && |
| 335 | GrColorUnpackB(output) <= GrColorUnpackB(input); |
| 336 | bool legalAlphaModulation = |
| 337 | GrColorUnpackA(output) <= GrColorUnpackA(input) && |
| 338 | GrColorUnpackR(output) <= GrColorUnpackA(input) && |
| 339 | GrColorUnpackG(output) <= GrColorUnpackA(input) && |
| 340 | GrColorUnpackB(output) <= GrColorUnpackA(input); |
| 341 | if (!legalColorModulation && !legalAlphaModulation) { |
| 342 | ERRORF(reporter, |
| 343 | "\"Modulating\" processor %s made color/alpha value larger. " |
| 344 | "Input: 0x%0x8, Output: 0x%08x.", |
| 345 | fp->name(), input, output); |
| 346 | passing = false; |
| 347 | } |
| 348 | } |
| 349 | GrColor4f input4f = texel_color4f(x, y); |
| 350 | GrColor4f output4f = GrColor4f::FromGrColor(output); |
| 351 | GrColor4f expected4f; |
| 352 | if (fp->hasConstantOutputForConstantInput(input4f, &expected4f)) { |
| 353 | float rDiff = fabsf(output4f.fRGBA[0] - expected4f.fRGBA[0]); |
| 354 | float gDiff = fabsf(output4f.fRGBA[1] - expected4f.fRGBA[1]); |
| 355 | float bDiff = fabsf(output4f.fRGBA[2] - expected4f.fRGBA[2]); |
| 356 | float aDiff = fabsf(output4f.fRGBA[3] - expected4f.fRGBA[3]); |
Brian Salomon | 5d4cd9e | 2017-02-09 11:16:46 -0500 | [diff] [blame^] | 357 | static constexpr float kTol = 4 / 255.f; |
Brian Salomon | 587e08f | 2017-01-27 10:59:27 -0500 | [diff] [blame] | 358 | if (rDiff > kTol || gDiff > kTol || bDiff > kTol || aDiff > kTol) { |
| 359 | ERRORF(reporter, |
| 360 | "Processor %s claimed output for const input doesn't match " |
Brian Salomon | 5d4cd9e | 2017-02-09 11:16:46 -0500 | [diff] [blame^] | 361 | "actual output. Error: %f, Tolerance: %f, input: (%f, %f, %f, " |
| 362 | "%f), actual: (%f, %f, %f, %f), expected(%f, %f, %f, %f)", |
| 363 | fp->name(), SkTMax(rDiff, SkTMax(gDiff, SkTMax(bDiff, aDiff))), |
| 364 | kTol, input4f.fRGBA[0], input4f.fRGBA[1], input4f.fRGBA[2], |
| 365 | input4f.fRGBA[3], output4f.fRGBA[0], output4f.fRGBA[1], |
| 366 | output4f.fRGBA[2], output4f.fRGBA[3], expected4f.fRGBA[0], |
| 367 | expected4f.fRGBA[1], expected4f.fRGBA[2], expected4f.fRGBA[3]); |
Brian Salomon | 587e08f | 2017-01-27 10:59:27 -0500 | [diff] [blame] | 368 | passing = false; |
| 369 | } |
| 370 | } |
| 371 | if (GrColorIsOpaque(input) && fp->preservesOpaqueInput() && |
| 372 | !GrColorIsOpaque(output)) { |
| 373 | ERRORF(reporter, |
| 374 | "Processor %s claimed opaqueness is preserved but it is not. Input: " |
| 375 | "0x%0x8, Output: 0x%08x.", |
| 376 | fp->name(), input, output); |
| 377 | passing = false; |
| 378 | } |
| 379 | } |
| 380 | } |
| 381 | } |
| 382 | } |
| 383 | } |
Hal Canary | 6f6961e | 2017-01-31 13:50:44 -0500 | [diff] [blame] | 384 | #endif // GR_TEST_UTILS |
| 385 | #endif // SK_ALLOW_STATIC_GLOBAL_INITIALIZERS |
| 386 | #endif // SK_SUPPORT_GPU |