gecko/gfx/tests/gtest/TestCompositor.cpp

273 lines
9.7 KiB
C++

/* 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 "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 "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
NS_IMETHOD GetClientBounds(LayoutDeviceIntRect& aRect) override {
aRect = LayoutDeviceIntRect(0, 0, gCompWidth, gCompHeight);
return NS_OK;
}
NS_IMETHOD GetBounds(LayoutDeviceIntRect& aRect) override {
return GetClientBounds(aRect);
}
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;
RefPtr<GLContext> context = GLContextProvider::CreateOffscreen(
IntSize(gCompWidth, gCompHeight), caps,
CreateContextFlags::REQUIRE_COMPAT_PROFILE);
return context.forget().take();
}
return nullptr;
}
NS_IMETHOD Create(nsIWidget* aParent,
nsNativeWidget aNativeParent,
const LayoutDeviceIntRect& aRect,
nsWidgetInitData* aInitData = nullptr) override { return NS_OK; }
NS_IMETHOD 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 ConstrainPosition(bool aAllowSlop,
int32_t *aX, int32_t *aY) override { return NS_OK; }
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 CaptureRollupEvents(nsIRollupListener * aListener, bool aDoCapture) override { return NS_OK; }
NS_IMETHOD_(void) SetInputContext(const InputContext& aContext,
const InputContextAction& aAction) override {}
NS_IMETHOD_(InputContext) GetInputContext() override { abort(); }
NS_IMETHOD ReparentNativeWidget(nsIWidget* aNewParent) override { return NS_OK; }
private:
~MockWidget() {}
};
NS_IMPL_ISUPPORTS_INHERITED0(MockWidget, nsBaseWidget)
struct LayerManagerData {
RefPtr<MockWidget> mWidget;
RefPtr<Compositor> mCompositor;
RefPtr<LayerManagerComposite> mLayerManager;
LayerManagerData(Compositor* compositor, MockWidget* widget, LayerManagerComposite* layerManager)
: mWidget(widget)
, mCompositor(compositor)
, mLayerManager(layerManager)
{}
};
static already_AddRefed<Compositor> CreateTestCompositor(LayersBackend backend, MockWidget* widget)
{
gfxPrefs::GetSingleton();
RefPtr<Compositor> compositor;
if (backend == LayersBackend::LAYERS_OPENGL) {
compositor = new CompositorOGL(widget,
gCompWidth,
gCompHeight,
true);
compositor->SetDestinationSurfaceSize(IntSize(gCompWidth, gCompHeight));
} else if (backend == LayersBackend::LAYERS_BASIC) {
compositor = new BasicCompositor(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
}
if (!compositor) {
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<Compositor> compositor = CreateTestCompositor(backend, widget);
RefPtr<LayerManagerComposite> layerManager = new LayerManagerComposite(compositor);
layerManager->Initialize();
managers.push_back(LayerManagerData(compositor, widget, 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());
}
TEST(Gfx, CompositorSimpleTree)
{
auto layerManagers = GetLayerManagers(GetPlatformBackends());
for (size_t i = 0; i < layerManagers.size(); i++) {
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());
}
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)));
EXPECT_TRUE(CompositeAndCompare(layerManager, refDT));
}
}