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/*
* Copyright (C) 2011 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "Canvas2DLayerChromium.h"
#include "CCSchedulerTestCommon.h"
#include "FakeWebGraphicsContext3D.h"
#include "GraphicsContext3DPrivate.h"
#include "Region.h"
#include "TextureManager.h"
#include "cc/CCCanvasLayerImpl.h"
#include "cc/CCSingleThreadProxy.h"
#include "cc/CCTextureUpdater.h"
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include <wtf/RefPtr.h>
using namespace WebCore;
using namespace WebKit;
using namespace WebKitTests;
using testing::InSequence;
using testing::Return;
using testing::Test;
namespace {
class MockCanvasContext : public FakeWebGraphicsContext3D {
public:
MOCK_METHOD0(createFramebuffer, WebGLId());
MOCK_METHOD0(createTexture, WebGLId());
MOCK_METHOD2(bindFramebuffer, void(WGC3Denum, WebGLId));
MOCK_METHOD5(framebufferTexture2D, void(WGC3Denum, WGC3Denum, WGC3Denum, WebGLId, WGC3Dint));
MOCK_METHOD2(bindTexture, void(WGC3Denum, WebGLId));
MOCK_METHOD8(copyTexSubImage2D, void(WGC3Denum, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dsizei, WGC3Dsizei));
MOCK_METHOD1(deleteFramebuffer, void(WebGLId));
MOCK_METHOD1(deleteTexture, void(WebGLId));
};
class MockTextureAllocator : public TextureAllocator {
public:
MOCK_METHOD2(createTexture, unsigned(const IntSize&, GC3Denum));
MOCK_METHOD3(deleteTexture, void(unsigned, const IntSize&, GC3Denum));
};
} // namespace
namespace WebCore {
class Canvas2DLayerChromiumTest : public Test {
protected:
void fullLifecycleTest(bool threaded)
{
GraphicsContext3D::Attributes attrs;
RefPtr<GraphicsContext3D> mainContext = GraphicsContext3DPrivate::createGraphicsContextFromWebContext(adoptPtr(new MockCanvasContext()), attrs, 0, GraphicsContext3D::RenderDirectlyToHostWindow, GraphicsContext3DPrivate::ForUseOnThisThread);
RefPtr<GraphicsContext3D> implContext = GraphicsContext3DPrivate::createGraphicsContextFromWebContext(adoptPtr(new MockCanvasContext()), attrs, 0, GraphicsContext3D::RenderDirectlyToHostWindow, GraphicsContext3DPrivate::ForUseOnThisThread);
MockCanvasContext& mainMock = *static_cast<MockCanvasContext*>(GraphicsContext3DPrivate::extractWebGraphicsContext3D(mainContext.get()));
MockCanvasContext& implMock = *static_cast<MockCanvasContext*>(GraphicsContext3DPrivate::extractWebGraphicsContext3D(implContext.get()));
MockTextureAllocator allocatorMock;
CCTextureUpdater updater(&allocatorMock);
const IntSize size(300, 150);
const size_t maxTextureSize = size.width() * size.height() * 4;
OwnPtr<TextureManager> textureManager = TextureManager::create(maxTextureSize, maxTextureSize, maxTextureSize);
if (threaded)
CCProxy::setImplThread(new FakeCCThread);
const WebGLId backTextureId = 1;
const WebGLId frontTextureId = 2;
const WebGLId fboId = 3;
{
InSequence sequence;
// Note that the canvas backing texture is doublebuffered only when using the threaded
// compositor.
if (threaded) {
// Setup Canvas2DLayerChromium (on the main thread).
EXPECT_CALL(mainMock, createFramebuffer())
.WillOnce(Return(fboId));
// Create texture and do the copy (on the impl thread).
EXPECT_CALL(allocatorMock, createTexture(size, GraphicsContext3D::RGBA))
.WillOnce(Return(frontTextureId));
EXPECT_CALL(implMock, bindTexture(GraphicsContext3D::TEXTURE_2D, frontTextureId));
EXPECT_CALL(implMock, bindFramebuffer(GraphicsContext3D::FRAMEBUFFER, fboId));
EXPECT_CALL(implMock, framebufferTexture2D(GraphicsContext3D::FRAMEBUFFER, GraphicsContext3D::COLOR_ATTACHMENT0, GraphicsContext3D::TEXTURE_2D, backTextureId, 0));
EXPECT_CALL(implMock, copyTexSubImage2D(GraphicsContext3D::TEXTURE_2D, 0, 0, 0, 0, 0, 300, 150));
EXPECT_CALL(implMock, bindFramebuffer(GraphicsContext3D::FRAMEBUFFER, 0));
// Teardown Canvas2DLayerChromium.
EXPECT_CALL(mainMock, deleteFramebuffer(fboId));
// Teardown TextureManager.
EXPECT_CALL(allocatorMock, deleteTexture(frontTextureId, size, GraphicsContext3D::RGBA));
}
}
RefPtr<Canvas2DLayerChromium> canvas = Canvas2DLayerChromium::create(mainContext.get(), size);
canvas->setIsDrawable(true);
canvas->setTextureManager(textureManager.get());
canvas->setBounds(IntSize(600, 300));
canvas->setTextureId(backTextureId);
canvas->contentChanged();
EXPECT_TRUE(canvas->needsDisplay());
Region occludedScreenSpace;
canvas->paintContentsIfDirty(occludedScreenSpace);
EXPECT_FALSE(canvas->needsDisplay());
{
DebugScopedSetImplThread scopedImplThread;
RefPtr<CCLayerImpl> layerImpl = canvas->createCCLayerImpl();
EXPECT_EQ(0u, static_cast<CCCanvasLayerImpl*>(layerImpl.get())->textureId());
canvas->updateCompositorResources(implContext.get(), updater);
canvas->pushPropertiesTo(layerImpl.get());
if (threaded)
EXPECT_EQ(frontTextureId, static_cast<CCCanvasLayerImpl*>(layerImpl.get())->textureId());
else
EXPECT_EQ(backTextureId, static_cast<CCCanvasLayerImpl*>(layerImpl.get())->textureId());
}
canvas.clear();
textureManager->reduceMemoryToLimit(0);
textureManager->deleteEvictedTextures(&allocatorMock);
}
};
TEST_F(Canvas2DLayerChromiumTest, testFullLifecycleSingleThread)
{
fullLifecycleTest(false);
}
TEST_F(Canvas2DLayerChromiumTest, testFullLifecycleThreaded)
{
fullLifecycleTest(true);
}
} // namespace webcore
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