Add m-esr52 at 52.6.0

1 files changed, 284 insertions, 0 deletions

diff --git a/gfx/tests/gtest/TestCompositor.cpp b/gfx/tests/gtest/TestCompositor.cpp
new file mode 100644
index 000000000..7a2556ae0
--- /dev/null
+++ b/gfx/tests/gtest/TestCompositor.cpp
@@ -0,0 +1,284 @@
+/* vim:set ts=2 sw=2 sts=2 et: */
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+#include "gfxPrefs.h"
+#include "gfxUtils.h"
+#include "gtest/gtest.h"
+#include "gtest/MozGTestBench.h"
+#include "TestLayers.h"
+#include "mozilla/gfx/2D.h"
+#include "mozilla/RefPtr.h"
+#include "mozilla/layers/BasicCompositor.h"  // for BasicCompositor
+#include "mozilla/layers/Compositor.h"  // for Compositor
+#include "mozilla/layers/CompositorOGL.h"  // for CompositorOGL
+#include "mozilla/layers/CompositorTypes.h"
+#include "mozilla/layers/LayerManagerComposite.h"
+#include "mozilla/widget/InProcessCompositorWidget.h"
+#include "nsBaseWidget.h"
+#include "GLContext.h"
+#include "GLContextProvider.h"
+#include <vector>
+
+const int gCompWidth = 256;
+const int gCompHeight = 256;
+
+using namespace mozilla;
+using namespace mozilla::gfx;
+using namespace mozilla::layers;
+using namespace mozilla::gl;
+
+class MockWidget : public nsBaseWidget
+{
+public:
+  MockWidget() {}
+
+  NS_DECL_ISUPPORTS_INHERITED
+
+  virtual LayoutDeviceIntRect GetClientBounds() override {
+    return LayoutDeviceIntRect(0, 0, gCompWidth, gCompHeight);
+  }
+  virtual LayoutDeviceIntRect GetBounds() override {
+    return GetClientBounds();
+  }
+
+  void* GetNativeData(uint32_t aDataType) override {
+    if (aDataType == NS_NATIVE_OPENGL_CONTEXT) {
+      mozilla::gl::SurfaceCaps caps = mozilla::gl::SurfaceCaps::ForRGB();
+      caps.preserve = false;
+      caps.bpp16 = false;
+      nsCString discardFailureId;
+      RefPtr<GLContext> context = GLContextProvider::CreateOffscreen(
+        IntSize(gCompWidth, gCompHeight), caps,
+        CreateContextFlags::REQUIRE_COMPAT_PROFILE,
+        &discardFailureId);
+      return context.forget().take();
+    }
+    return nullptr;
+  }
+
+  virtual nsresult        Create(nsIWidget* aParent,
+                                 nsNativeWidget aNativeParent,
+                                 const LayoutDeviceIntRect& aRect,
+                                 nsWidgetInitData* aInitData = nullptr) override { return NS_OK; }
+  virtual nsresult        Create(nsIWidget* aParent,
+                                 nsNativeWidget aNativeParent,
+                                 const DesktopIntRect& aRect,
+                                 nsWidgetInitData* aInitData = nullptr) override { return NS_OK; }
+  NS_IMETHOD              Show(bool aState) override { return NS_OK; }
+  virtual bool            IsVisible() const override { return true; }
+  NS_IMETHOD              Move(double aX, double aY) override { return NS_OK; }
+  NS_IMETHOD              Resize(double aWidth, double aHeight, bool aRepaint) override { return NS_OK; }
+  NS_IMETHOD              Resize(double aX, double aY,
+                                 double aWidth, double aHeight, bool aRepaint) override { return NS_OK; }
+
+  NS_IMETHOD              Enable(bool aState) override { return NS_OK; }
+  virtual bool            IsEnabled() const override { return true; }
+  NS_IMETHOD              SetFocus(bool aRaise) override { return NS_OK; }
+  virtual nsresult        ConfigureChildren(const nsTArray<Configuration>& aConfigurations) override { return NS_OK; }
+  NS_IMETHOD              Invalidate(const LayoutDeviceIntRect& aRect) override { return NS_OK; }
+  NS_IMETHOD              SetTitle(const nsAString& title) override { return NS_OK; }
+  virtual LayoutDeviceIntPoint WidgetToScreenOffset() override { return LayoutDeviceIntPoint(0, 0); }
+  NS_IMETHOD              DispatchEvent(mozilla::WidgetGUIEvent* aEvent,
+                                        nsEventStatus& aStatus) override { return NS_OK; }
+  NS_IMETHOD_(void)       SetInputContext(const InputContext& aContext,
+                                          const InputContextAction& aAction) override {}
+  NS_IMETHOD_(InputContext) GetInputContext() override { abort(); }
+
+private:
+  ~MockWidget() {}
+};
+
+NS_IMPL_ISUPPORTS_INHERITED0(MockWidget, nsBaseWidget)
+
+struct LayerManagerData {
+  RefPtr<MockWidget> mWidget;
+  RefPtr<Compositor> mCompositor;
+  RefPtr<widget::CompositorWidget> mCompositorWidget;
+  RefPtr<LayerManagerComposite> mLayerManager;
+
+  LayerManagerData(Compositor* compositor,
+                   MockWidget* widget,
+                   widget::CompositorWidget* aWidget,
+                   LayerManagerComposite* layerManager)
+    : mWidget(widget)
+    , mCompositor(compositor)
+    , mCompositorWidget(aWidget)
+    , mLayerManager(layerManager)
+  {}
+};
+
+static already_AddRefed<Compositor> CreateTestCompositor(LayersBackend backend, widget::CompositorWidget* widget)
+{
+  gfxPrefs::GetSingleton();
+
+  RefPtr<Compositor> compositor;
+
+  if (backend == LayersBackend::LAYERS_OPENGL) {
+    compositor = new CompositorOGL(nullptr,
+                                   widget,
+                                   gCompWidth,
+                                   gCompHeight,
+                                   true);
+    compositor->SetDestinationSurfaceSize(IntSize(gCompWidth, gCompHeight));
+  } else if (backend == LayersBackend::LAYERS_BASIC) {
+    compositor = new BasicCompositor(nullptr, widget);
+#ifdef XP_WIN
+  } else if (backend == LayersBackend::LAYERS_D3D11) {
+    //compositor = new CompositorD3D11();
+    MOZ_CRASH(); // No support yet
+  } else if (backend == LayersBackend::LAYERS_D3D9) {
+    //compositor = new CompositorD3D9(this, mWidget);
+    MOZ_CRASH(); // No support yet
+#endif
+  }
+  nsCString failureReason;
+  if (!compositor || !compositor->Initialize(&failureReason)) {
+    printf_stderr("Failed to construct layer manager for the requested backend\n");
+    abort();
+  }
+
+  return compositor.forget();
+}
+
+/**
+ * Get a list of layers managers for the platform to run the test on.
+ */
+static std::vector<LayerManagerData> GetLayerManagers(std::vector<LayersBackend> aBackends)
+{
+  std::vector<LayerManagerData> managers;
+
+  for (size_t i = 0; i < aBackends.size(); i++) {
+    auto backend = aBackends[i];
+
+    RefPtr<MockWidget> widget = new MockWidget();
+    RefPtr<widget::CompositorWidget> proxy = new widget::InProcessCompositorWidget(widget);
+    RefPtr<Compositor> compositor = CreateTestCompositor(backend, proxy);
+
+    RefPtr<LayerManagerComposite> layerManager = new LayerManagerComposite(compositor);
+
+    managers.push_back(LayerManagerData(compositor, widget, proxy, layerManager));
+  }
+
+  return managers;
+}
+
+/**
+ * This will return the default list of backends that
+ * units test should run against.
+ */
+static std::vector<LayersBackend> GetPlatformBackends()
+{
+  std::vector<LayersBackend> backends;
+
+  // For now we only support Basic for gtest
+  backends.push_back(LayersBackend::LAYERS_BASIC);
+
+#ifdef XP_MACOSX
+  backends.push_back(LayersBackend::LAYERS_OPENGL);
+#endif
+
+  // TODO Support OGL/D3D backends with unit test
+  return backends;
+}
+
+static already_AddRefed<DrawTarget> CreateDT()
+{
+  return gfxPlatform::GetPlatform()->CreateOffscreenContentDrawTarget(
+    IntSize(gCompWidth, gCompHeight), SurfaceFormat::B8G8R8A8);
+}
+
+static bool CompositeAndCompare(RefPtr<LayerManagerComposite> layerManager, DrawTarget* refDT)
+{
+  RefPtr<DrawTarget> drawTarget = CreateDT();
+
+  layerManager->BeginTransactionWithDrawTarget(drawTarget, IntRect(0, 0, gCompWidth, gCompHeight));
+  layerManager->EndTransaction(TimeStamp::Now());
+
+  RefPtr<SourceSurface> ss = drawTarget->Snapshot();
+  RefPtr<DataSourceSurface> dss = ss->GetDataSurface();
+  uint8_t* bitmap = dss->GetData();
+
+  RefPtr<SourceSurface> ssRef = refDT->Snapshot();
+  RefPtr<DataSourceSurface> dssRef = ssRef->GetDataSurface();
+  uint8_t* bitmapRef = dssRef->GetData();
+
+  for (int y = 0; y < gCompHeight; y++) {
+    for (int x = 0; x < gCompWidth; x++) {
+      for (size_t channel = 0; channel < 4; channel++) {
+        uint8_t bit = bitmap[y * dss->Stride() + x * 4 + channel];
+        uint8_t bitRef = bitmapRef[y * dss->Stride() + x * 4 + channel];
+        if (bit != bitRef) {
+          printf("Layer Tree:\n");
+          layerManager->Dump();
+          printf("Original:\n");
+          gfxUtils::DumpAsDataURI(drawTarget);
+          printf("\n\n");
+
+          printf("Reference:\n");
+          gfxUtils::DumpAsDataURI(refDT);
+          printf("\n\n");
+
+          return false;
+        }
+      }
+    }
+  }
+
+  return true;
+}
+
+TEST(Gfx, CompositorConstruct)
+{
+  auto layerManagers = GetLayerManagers(GetPlatformBackends());
+}
+
+static void CompositorSimpleTree() {
+  const int benchmarkRepeatCount = 30;
+
+  RefPtr<DrawTarget> refDT = CreateDT();
+  refDT->FillRect(Rect(0, 0, gCompWidth, gCompHeight), ColorPattern(Color(1.f, 0.f, 1.f, 1.f)));
+  refDT->FillRect(Rect(0, 0, 100, 100), ColorPattern(Color(1.f, 0.f, 0.f, 1.f)));
+  refDT->FillRect(Rect(0, 50, 100, 100), ColorPattern(Color(0.f, 0.f, 1.f, 1.f)));
+
+  auto layerManagers = GetLayerManagers(GetPlatformBackends());
+  for (size_t i = 0; i < layerManagers.size(); i++) {
+    // Benchmark n composites
+    for (size_t n = 0; n < benchmarkRepeatCount; n++) {
+      RefPtr<LayerManagerComposite> layerManager = layerManagers[i].mLayerManager;
+      RefPtr<LayerManager> lmBase = layerManager.get();
+      nsTArray<RefPtr<Layer>> layers;
+      nsIntRegion layerVisibleRegion[] = {
+        nsIntRegion(IntRect(0, 0, gCompWidth, gCompHeight)),
+        nsIntRegion(IntRect(0, 0, gCompWidth, gCompHeight)),
+        nsIntRegion(IntRect(0, 0, 100, 100)),
+        nsIntRegion(IntRect(0, 50, 100, 100)),
+      };
+      RefPtr<Layer> root = CreateLayerTree("c(ooo)", layerVisibleRegion, nullptr, lmBase, layers);
+
+      { // background
+        ColorLayer* colorLayer = layers[1]->AsColorLayer();
+        colorLayer->SetColor(Color(1.f, 0.f, 1.f, 1.f));
+        colorLayer->SetBounds(colorLayer->GetVisibleRegion().ToUnknownRegion().GetBounds());
+      }
+
+      {
+        ColorLayer* colorLayer = layers[2]->AsColorLayer();
+        colorLayer->SetColor(Color(1.f, 0.f, 0.f, 1.f));
+        colorLayer->SetBounds(colorLayer->GetVisibleRegion().ToUnknownRegion().GetBounds());
+      }
+
+      {
+        ColorLayer* colorLayer = layers[3]->AsColorLayer();
+        colorLayer->SetColor(Color(0.f, 0.f, 1.f, 1.f));
+        colorLayer->SetBounds(colorLayer->GetVisibleRegion().ToUnknownRegion().GetBounds());
+      }
+
+      EXPECT_TRUE(CompositeAndCompare(layerManager, refDT));
+    }
+  }
+};
+
+MOZ_GTEST_BENCH(GfxBench, CompositorSimpleTree, &CompositorSimpleTree);
+