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diff --git a/gfx/layers/ipc/CompositorBench.cpp b/gfx/layers/ipc/CompositorBench.cpp
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+/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "CompositorBench.h"
+
+#ifdef MOZ_COMPOSITOR_BENCH
+#include "mozilla/gfx/2D.h"
+#include "mozilla/layers/Compositor.h"
+#include "mozilla/layers/Effects.h"
+#include "mozilla/TimeStamp.h"
+#include "gfxPrefs.h"
+#include <math.h>
+#include "GeckoProfiler.h"
+
+#define TEST_STEPS 1000
+#define DURATION_THRESHOLD 30
+#define THRESHOLD_ABORT_COUNT 5
+
+namespace mozilla {
+namespace layers {
+
+using namespace mozilla::gfx;
+
+static float SimplePseudoRandom(int aStep, int aCount) {
+ srand(aStep * 1000 + aCount);
+ return static_cast <float> (rand()) / static_cast <float> (RAND_MAX);
+}
+
+class BenchTest {
+public:
+ BenchTest(const char* aTestName)
+ : mTestName(aTestName)
+ {}
+
+ virtual ~BenchTest() {}
+
+ virtual void Setup(Compositor* aCompositor, size_t aStep) {}
+ virtual void Teardown(Compositor* aCompositor) {}
+ virtual void DrawFrame(Compositor* aCompositor, const gfx::Rect& aScreenRect, size_t aStep) = 0;
+
+ const char* ToString() { return mTestName; }
+private:
+ const char* mTestName;
+};
+
+static void
+DrawFrameTrivialQuad(Compositor* aCompositor, const gfx::Rect& aScreenRect, size_t aStep, const EffectChain& effects) {
+ for (size_t i = 0; i < aStep * 10; i++) {
+ const gfx::Rect& rect = gfx::Rect(i % (int)aScreenRect.width,
+ (int)(i / aScreenRect.height),
+ 1, 1);
+ const gfx::Rect& clipRect = aScreenRect;
+
+ float opacity = 1.f;
+
+ gfx::Matrix transform2d;
+
+ gfx::Matrix4x4 transform = gfx::Matrix4x4::From2D(transform2d);
+
+ aCompositor->DrawQuad(rect, clipRect, effects, opacity, transform);
+ }
+}
+
+static void
+DrawFrameStressQuad(Compositor* aCompositor, const gfx::Rect& aScreenRect, size_t aStep, const EffectChain& effects)
+{
+ for (size_t i = 0; i < aStep * 10; i++) {
+ const gfx::Rect& rect = gfx::Rect(aScreenRect.width * SimplePseudoRandom(i, 0),
+ aScreenRect.height * SimplePseudoRandom(i, 1),
+ aScreenRect.width * SimplePseudoRandom(i, 2),
+ aScreenRect.height * SimplePseudoRandom(i, 3));
+ const gfx::Rect& clipRect = aScreenRect;
+
+ float opacity = 1.f;
+
+ gfx::Matrix transform2d;
+ transform2d = transform2d.PreRotate(SimplePseudoRandom(i, 4) * 70.f);
+
+ gfx::Matrix4x4 transform = gfx::Matrix4x4::From2D(transform2d);
+
+ aCompositor->DrawQuad(rect, clipRect, effects, opacity, transform);
+ }
+}
+
+class EffectSolidColorBench : public BenchTest {
+public:
+ EffectSolidColorBench()
+ : BenchTest("EffectSolidColorBench (clear frame with EffectSolidColor)")
+ {}
+
+ void DrawFrame(Compositor* aCompositor, const gfx::Rect& aScreenRect, size_t aStep) {
+ float tmp;
+ float red = modff(aStep * 0.03f, &tmp);
+ EffectChain effects;
+ effects.mPrimaryEffect =
+ new EffectSolidColor(gfx::Color(red, 0.4f, 0.4f, 1.0f));
+
+ const gfx::Rect& rect = aScreenRect;
+ const gfx::Rect& clipRect = aScreenRect;
+
+ float opacity = 1.f;
+
+ gfx::Matrix4x4 transform;
+ aCompositor->DrawQuad(rect, clipRect, effects, opacity, transform);
+ }
+};
+
+class EffectSolidColorTrivialBench : public BenchTest {
+public:
+ EffectSolidColorTrivialBench()
+ : BenchTest("EffectSolidColorTrivialBench (10s 1x1 EffectSolidColor)")
+ {}
+
+ void DrawFrame(Compositor* aCompositor, const gfx::Rect& aScreenRect, size_t aStep) {
+ EffectChain effects;
+ effects.mPrimaryEffect = CreateEffect(aStep);
+
+ DrawFrameTrivialQuad(aCompositor, aScreenRect, aStep, effects);
+ }
+
+ already_AddRefed<Effect> CreateEffect(size_t i) {
+ float tmp;
+ float red = modff(i * 0.03f, &tmp);
+ EffectChain effects;
+ return MakeAndAddRef<EffectSolidColor>(gfx::Color(red, 0.4f, 0.4f, 1.0f));
+ }
+};
+
+class EffectSolidColorStressBench : public BenchTest {
+public:
+ EffectSolidColorStressBench()
+ : BenchTest("EffectSolidColorStressBench (10s various EffectSolidColor)")
+ {}
+
+ void DrawFrame(Compositor* aCompositor, const gfx::Rect& aScreenRect, size_t aStep) {
+ EffectChain effects;
+ effects.mPrimaryEffect = CreateEffect(aStep);
+
+ DrawFrameStressQuad(aCompositor, aScreenRect, aStep, effects);
+ }
+
+ already_AddRefed<Effect> CreateEffect(size_t i) {
+ float tmp;
+ float red = modff(i * 0.03f, &tmp);
+ EffectChain effects;
+ return MakeAndAddRef<EffectSolidColor>(gfx::Color(red, 0.4f, 0.4f, 1.0f));
+ }
+};
+
+class UploadBench : public BenchTest {
+public:
+ UploadBench()
+ : BenchTest("Upload Bench (10s 256x256 upload)")
+ {}
+
+ uint32_t* mBuf;
+ RefPtr<DataSourceSurface> mSurface;
+ RefPtr<DataTextureSource> mTexture;
+
+ virtual void Setup(Compositor* aCompositor, size_t aStep) {
+ int bytesPerPixel = 4;
+ int w = 256;
+ int h = 256;
+ mBuf = (uint32_t *) malloc(w * h * sizeof(uint32_t));
+
+ mSurface = Factory::CreateWrappingDataSourceSurface(
+ reinterpret_cast<uint8_t*>(mBuf), w * bytesPerPixel, IntSize(w, h), SurfaceFormat::B8G8R8A8);
+ mTexture = aCompositor->CreateDataTextureSource();
+ }
+
+ virtual void Teardown(Compositor* aCompositor) {
+ mSurface = nullptr;
+ mTexture = nullptr;
+ free(mBuf);
+ }
+
+ void DrawFrame(Compositor* aCompositor, const gfx::Rect& aScreenRect, size_t aStep) {
+ for (size_t i = 0; i < aStep * 10; i++) {
+ mTexture->Update(mSurface);
+ }
+ }
+};
+
+class TrivialTexturedQuadBench : public BenchTest {
+public:
+ TrivialTexturedQuadBench()
+ : BenchTest("Trvial Textured Quad (10s 256x256 quads)")
+ {}
+
+ uint32_t* mBuf;
+ RefPtr<DataSourceSurface> mSurface;
+ RefPtr<DataTextureSource> mTexture;
+
+ virtual void Setup(Compositor* aCompositor, size_t aStep) {
+ int bytesPerPixel = 4;
+ size_t w = 256;
+ size_t h = 256;
+ mBuf = (uint32_t *) malloc(w * h * sizeof(uint32_t));
+ for (size_t i = 0; i < w * h; i++) {
+ mBuf[i] = 0xFF00008F;
+ }
+
+ mSurface = Factory::CreateWrappingDataSourceSurface(
+ reinterpret_cast<uint8_t*>(mBuf), w * bytesPerPixel, IntSize(w, h), SurfaceFormat::B8G8R8A8);
+ mTexture = aCompositor->CreateDataTextureSource();
+ mTexture->Update(mSurface);
+ }
+
+ void DrawFrame(Compositor* aCompositor, const gfx::Rect& aScreenRect, size_t aStep) {
+ EffectChain effects;
+ effects.mPrimaryEffect = CreateEffect(aStep);
+
+ DrawFrameTrivialQuad(aCompositor, aScreenRect, aStep, effects);
+ }
+
+ virtual void Teardown(Compositor* aCompositor) {
+ mSurface = nullptr;
+ mTexture = nullptr;
+ free(mBuf);
+ }
+
+ already_AddRefed<Effect> CreateEffect(size_t i) {
+ return CreateTexturedEffect(SurfaceFormat::B8G8R8A8, mTexture,
+ SamplingFilter::POINT, true);
+ }
+};
+
+class StressTexturedQuadBench : public BenchTest {
+public:
+ StressTexturedQuadBench()
+ : BenchTest("Stress Textured Quad (10s 256x256 quads)")
+ {}
+
+ uint32_t* mBuf;
+ RefPtr<DataSourceSurface> mSurface;
+ RefPtr<DataTextureSource> mTexture;
+
+ virtual void Setup(Compositor* aCompositor, size_t aStep) {
+ int bytesPerPixel = 4;
+ size_t w = 256;
+ size_t h = 256;
+ mBuf = (uint32_t *) malloc(w * h * sizeof(uint32_t));
+ for (size_t i = 0; i < w * h; i++) {
+ mBuf[i] = 0xFF00008F;
+ }
+
+ mSurface = Factory::CreateWrappingDataSourceSurface(
+ reinterpret_cast<uint8_t*>(mBuf), w * bytesPerPixel, IntSize(w, h), SurfaceFormat::B8G8R8A8);
+ mTexture = aCompositor->CreateDataTextureSource();
+ mTexture->Update(mSurface);
+ }
+
+ void DrawFrame(Compositor* aCompositor, const gfx::Rect& aScreenRect, size_t aStep) {
+ EffectChain effects;
+ effects.mPrimaryEffect = CreateEffect(aStep);
+
+ DrawFrameStressQuad(aCompositor, aScreenRect, aStep, effects);
+ }
+
+ virtual void Teardown(Compositor* aCompositor) {
+ mSurface = nullptr;
+ mTexture = nullptr;
+ free(mBuf);
+ }
+
+ virtual already_AddRefed<Effect> CreateEffect(size_t i) {
+ return CreateTexturedEffect(SurfaceFormat::B8G8R8A8, mTexture,
+ SamplingFilter::POINT, true);
+ }
+};
+
+static void RunCompositorBench(Compositor* aCompositor, const gfx::Rect& aScreenRect)
+{
+ std::vector<BenchTest*> tests;
+
+ tests.push_back(new EffectSolidColorBench());
+ tests.push_back(new UploadBench());
+ tests.push_back(new EffectSolidColorTrivialBench());
+ tests.push_back(new EffectSolidColorStressBench());
+ tests.push_back(new TrivialTexturedQuadBench());
+ tests.push_back(new StressTexturedQuadBench());
+
+ for (size_t i = 0; i < tests.size(); i++) {
+ BenchTest* test = tests[i];
+ std::vector<TimeDuration> results;
+ int testsOverThreshold = 0;
+ PROFILER_MARKER(test->ToString());
+ for (size_t j = 0; j < TEST_STEPS; j++) {
+ test->Setup(aCompositor, j);
+
+ TimeStamp start = TimeStamp::Now();
+ IntRect screenRect(aScreenRect.x, aScreenRect.y,
+ aScreenRect.width, aScreenRect.height);
+ aCompositor->BeginFrame(
+ IntRect(screenRect.x, screenRect.y,
+ screenRect.width, screenRect.height),
+ nullptr, aScreenRect, nullptr, nullptr);
+
+ test->DrawFrame(aCompositor, aScreenRect, j);
+
+ aCompositor->EndFrame();
+ results.push_back(TimeStamp::Now() - start);
+
+ if (results[j].ToMilliseconds() > DURATION_THRESHOLD) {
+ testsOverThreshold++;
+ if (testsOverThreshold == THRESHOLD_ABORT_COUNT) {
+ test->Teardown(aCompositor);
+ break;
+ }
+ } else {
+ testsOverThreshold = 0;
+ }
+ test->Teardown(aCompositor);
+ }
+
+ printf_stderr("%s\n", test->ToString());
+ printf_stderr("Run step, Time (ms)\n");
+ for (size_t j = 0; j < results.size(); j++) {
+ printf_stderr("%i,%f\n", j, (float)results[j].ToMilliseconds());
+ }
+ printf_stderr("\n", test->ToString());
+ }
+
+ for (size_t i = 0; i < tests.size(); i++) {
+ delete tests[i];
+ }
+}
+
+void CompositorBench(Compositor* aCompositor, const gfx::IntRect& aScreenRect)
+{
+ static bool sRanBenchmark = false;
+ bool wantBenchmark = gfxPrefs::LayersBenchEnabled();
+ if (wantBenchmark && !sRanBenchmark) {
+ RunCompositorBench(aCompositor, aScreenRect);
+ }
+ sRanBenchmark = wantBenchmark;
+}
+
+} // namespace layers
+} // namespace mozilla
+
+#endif
+