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Unified Diff: cc/CCLayerTreeHostImplTest.cpp

Issue 11108020: [cc] Change cc_tests.gyp filenames to Chromium style (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Rebase Created 8 years, 2 months ago
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Index: cc/CCLayerTreeHostImplTest.cpp
diff --git a/cc/CCLayerTreeHostImplTest.cpp b/cc/CCLayerTreeHostImplTest.cpp
deleted file mode 100644
index e2dda54c6c5b3aa99bf7e770731c93f6d4195ed5..0000000000000000000000000000000000000000
--- a/cc/CCLayerTreeHostImplTest.cpp
+++ /dev/null
@@ -1,4347 +0,0 @@
-// Copyright 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "config.h"
-
-#include "CCLayerTreeHostImpl.h"
-
-#include "CCAnimationTestCommon.h"
-#include "CCDelegatedRendererLayerImpl.h"
-#include "CCGeometryTestUtils.h"
-#include "CCHeadsUpDisplayLayerImpl.h"
-#include "CCIOSurfaceLayerImpl.h"
-#include "CCLayerImpl.h"
-#include "CCLayerTestCommon.h"
-#include "CCLayerTilingData.h"
-#include "CCQuadSink.h"
-#include "CCRenderPassDrawQuad.h"
-#include "CCRenderPassTestCommon.h"
-#include "CCRendererGL.h"
-#include "CCScrollbarGeometryFixedThumb.h"
-#include "CCScrollbarLayerImpl.h"
-#include "CCSettings.h"
-#include "CCSingleThreadProxy.h"
-#include "CCSolidColorDrawQuad.h"
-#include "CCTestCommon.h"
-#include "CCTextureDrawQuad.h"
-#include "CCTextureLayerImpl.h"
-#include "CCTileDrawQuad.h"
-#include "CCTiledLayerImpl.h"
-#include "CCVideoLayerImpl.h"
-#include "FakeWebCompositorOutputSurface.h"
-#include "FakeWebGraphicsContext3D.h"
-#include "FakeWebScrollbarThemeGeometry.h"
-#include "base/hash_tables.h"
-#include "testing/gmock/include/gmock/gmock.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include <public/WebVideoFrame.h>
-#include <public/WebVideoFrameProvider.h>
-
-using namespace cc;
-using namespace CCLayerTestCommon;
-using namespace WebKit;
-using namespace WebKitTests;
-
-using ::testing::Mock;
-using ::testing::Return;
-using ::testing::AnyNumber;
-using ::testing::AtLeast;
-using ::testing::_;
-
-namespace {
-
-// This test is parametrized to run all tests with the
-// CCSettings::pageScalePinchZoomEnabled field enabled and disabled.
-class CCLayerTreeHostImplTest : public testing::TestWithParam<bool>,
- public CCLayerTreeHostImplClient {
-public:
- CCLayerTreeHostImplTest()
- : m_onCanDrawStateChangedCalled(false)
- , m_didRequestCommit(false)
- , m_didRequestRedraw(false)
- {
- }
-
- virtual void SetUp()
- {
- CCSettings::setPageScalePinchZoomEnabled(GetParam());
- CCLayerTreeSettings settings;
- settings.minimumOcclusionTrackingSize = IntSize();
-
- m_hostImpl = CCLayerTreeHostImpl::create(settings, this);
- m_hostImpl->initializeRenderer(createContext());
- m_hostImpl->setViewportSize(IntSize(10, 10), IntSize(10, 10));
- }
-
- virtual void TearDown()
- {
- CCSettings::reset();
- }
-
- virtual void didLoseContextOnImplThread() OVERRIDE { }
- virtual void onSwapBuffersCompleteOnImplThread() OVERRIDE { }
- virtual void onVSyncParametersChanged(double, double) OVERRIDE { }
- virtual void onCanDrawStateChanged(bool canDraw) OVERRIDE { m_onCanDrawStateChangedCalled = true; }
- virtual void setNeedsRedrawOnImplThread() OVERRIDE { m_didRequestRedraw = true; }
- virtual void setNeedsCommitOnImplThread() OVERRIDE { m_didRequestCommit = true; }
- virtual void postAnimationEventsToMainThreadOnImplThread(scoped_ptr<CCAnimationEventsVector>, double wallClockTime) OVERRIDE { }
- virtual void releaseContentsTexturesOnImplThread() OVERRIDE { }
-
- scoped_ptr<CCLayerTreeHostImpl> createLayerTreeHost(bool partialSwap, scoped_ptr<CCGraphicsContext> graphicsContext, scoped_ptr<CCLayerImpl> root)
- {
- CCSettings::setPartialSwapEnabled(partialSwap);
-
- CCLayerTreeSettings settings;
- settings.minimumOcclusionTrackingSize = IntSize();
-
- scoped_ptr<CCLayerTreeHostImpl> myHostImpl = CCLayerTreeHostImpl::create(settings, this);
-
- myHostImpl->initializeRenderer(graphicsContext.Pass());
- myHostImpl->setViewportSize(IntSize(10, 10), IntSize(10, 10));
-
- root->setAnchorPoint(FloatPoint(0, 0));
- root->setPosition(FloatPoint(0, 0));
- root->setBounds(IntSize(10, 10));
- root->setContentBounds(IntSize(10, 10));
- root->setVisibleContentRect(IntRect(0, 0, 10, 10));
- root->setDrawsContent(true);
- myHostImpl->setRootLayer(root.Pass());
- return myHostImpl.Pass();
- }
-
- static void expectClearedScrollDeltasRecursive(CCLayerImpl* layer)
- {
- ASSERT_EQ(layer->scrollDelta(), IntSize());
- for (size_t i = 0; i < layer->children().size(); ++i)
- expectClearedScrollDeltasRecursive(layer->children()[i]);
- }
-
- static void expectContains(const CCScrollAndScaleSet& scrollInfo, int id, const IntSize& scrollDelta)
- {
- int timesEncountered = 0;
-
- for (size_t i = 0; i < scrollInfo.scrolls.size(); ++i) {
- if (scrollInfo.scrolls[i].layerId != id)
- continue;
- EXPECT_EQ(scrollDelta.width(), scrollInfo.scrolls[i].scrollDelta.width());
- EXPECT_EQ(scrollDelta.height(), scrollInfo.scrolls[i].scrollDelta.height());
- timesEncountered++;
- }
-
- ASSERT_EQ(timesEncountered, 1);
- }
-
- void setupScrollAndContentsLayers(const IntSize& contentSize)
- {
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- root->setScrollable(true);
- root->setScrollPosition(IntPoint(0, 0));
- root->setMaxScrollPosition(contentSize);
- root->setBounds(contentSize);
- root->setContentBounds(contentSize);
- root->setPosition(FloatPoint(0, 0));
- root->setAnchorPoint(FloatPoint(0, 0));
-
- scoped_ptr<CCLayerImpl> contents = CCLayerImpl::create(2);
- contents->setDrawsContent(true);
- contents->setBounds(contentSize);
- contents->setContentBounds(contentSize);
- contents->setPosition(FloatPoint(0, 0));
- contents->setAnchorPoint(FloatPoint(0, 0));
- root->addChild(contents.Pass());
- m_hostImpl->setRootLayer(root.Pass());
- }
-
- static scoped_ptr<CCLayerImpl> createScrollableLayer(int id, const IntSize& size)
- {
- scoped_ptr<CCLayerImpl> layer = CCLayerImpl::create(id);
- layer->setScrollable(true);
- layer->setDrawsContent(true);
- layer->setBounds(size);
- layer->setContentBounds(size);
- layer->setMaxScrollPosition(IntSize(size.width() * 2, size.height() * 2));
- return layer.Pass();
- }
-
- void initializeRendererAndDrawFrame()
- {
- m_hostImpl->initializeRenderer(createContext());
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- m_hostImpl->didDrawAllLayers(frame);
- }
-
-protected:
- scoped_ptr<CCGraphicsContext> createContext()
- {
- return FakeWebCompositorOutputSurface::create(adoptPtr(new FakeWebGraphicsContext3D)).PassAs<CCGraphicsContext>();
- }
-
- DebugScopedSetImplThread m_alwaysImplThread;
- DebugScopedSetMainThreadBlocked m_alwaysMainThreadBlocked;
-
- scoped_ptr<CCLayerTreeHostImpl> m_hostImpl;
- bool m_onCanDrawStateChangedCalled;
- bool m_didRequestCommit;
- bool m_didRequestRedraw;
- CCScopedSettings m_scopedSettings;
-};
-
-class FakeWebGraphicsContext3DMakeCurrentFails : public FakeWebGraphicsContext3D {
-public:
- virtual bool makeContextCurrent() { return false; }
-};
-
-TEST_P(CCLayerTreeHostImplTest, notifyIfCanDrawChanged)
-{
- // Note: It is not possible to disable the renderer once it has been set,
- // so we do not need to test that disabling the renderer notifies us
- // that canDraw changed.
- EXPECT_FALSE(m_hostImpl->canDraw());
- m_onCanDrawStateChangedCalled = false;
-
- setupScrollAndContentsLayers(IntSize(100, 100));
- EXPECT_TRUE(m_hostImpl->canDraw());
- EXPECT_TRUE(m_onCanDrawStateChangedCalled);
- m_onCanDrawStateChangedCalled = false;
-
- // Toggle the root layer to make sure it toggles canDraw
- m_hostImpl->setRootLayer(scoped_ptr<CCLayerImpl>());
- EXPECT_FALSE(m_hostImpl->canDraw());
- EXPECT_TRUE(m_onCanDrawStateChangedCalled);
- m_onCanDrawStateChangedCalled = false;
-
- setupScrollAndContentsLayers(IntSize(100, 100));
- EXPECT_TRUE(m_hostImpl->canDraw());
- EXPECT_TRUE(m_onCanDrawStateChangedCalled);
- m_onCanDrawStateChangedCalled = false;
-
- // Toggle the device viewport size to make sure it toggles canDraw.
- m_hostImpl->setViewportSize(IntSize(100, 100), IntSize(0, 0));
- EXPECT_FALSE(m_hostImpl->canDraw());
- EXPECT_TRUE(m_onCanDrawStateChangedCalled);
- m_onCanDrawStateChangedCalled = false;
-
- m_hostImpl->setViewportSize(IntSize(100, 100), IntSize(100, 100));
- EXPECT_TRUE(m_hostImpl->canDraw());
- EXPECT_TRUE(m_onCanDrawStateChangedCalled);
- m_onCanDrawStateChangedCalled = false;
-
- // Toggle contents textures purged to make sure it toggles canDraw
- m_hostImpl->releaseContentsTextures();
- EXPECT_FALSE(m_hostImpl->canDraw());
- EXPECT_TRUE(m_onCanDrawStateChangedCalled);
- m_onCanDrawStateChangedCalled = false;
-
- m_hostImpl->resetContentsTexturesPurged();
- EXPECT_TRUE(m_hostImpl->canDraw());
- EXPECT_TRUE(m_onCanDrawStateChangedCalled);
- m_onCanDrawStateChangedCalled = false;
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollDeltaNoLayers)
-{
- ASSERT_FALSE(m_hostImpl->rootLayer());
-
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- ASSERT_EQ(scrollInfo->scrolls.size(), 0u);
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollDeltaTreeButNoChanges)
-{
- {
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- root->addChild(CCLayerImpl::create(2));
- root->addChild(CCLayerImpl::create(3));
- root->children()[1]->addChild(CCLayerImpl::create(4));
- root->children()[1]->addChild(CCLayerImpl::create(5));
- root->children()[1]->children()[0]->addChild(CCLayerImpl::create(6));
- m_hostImpl->setRootLayer(root.Pass());
- }
- CCLayerImpl* root = m_hostImpl->rootLayer();
-
- expectClearedScrollDeltasRecursive(root);
-
- scoped_ptr<CCScrollAndScaleSet> scrollInfo;
-
- scrollInfo = m_hostImpl->processScrollDeltas();
- ASSERT_EQ(scrollInfo->scrolls.size(), 0u);
- expectClearedScrollDeltasRecursive(root);
-
- scrollInfo = m_hostImpl->processScrollDeltas();
- ASSERT_EQ(scrollInfo->scrolls.size(), 0u);
- expectClearedScrollDeltasRecursive(root);
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollDeltaRepeatedScrolls)
-{
- IntPoint scrollPosition(20, 30);
- IntSize scrollDelta(11, -15);
- {
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- root->setScrollPosition(scrollPosition);
- root->setScrollable(true);
- root->setMaxScrollPosition(IntSize(100, 100));
- root->scrollBy(scrollDelta);
- m_hostImpl->setRootLayer(root.Pass());
- }
- CCLayerImpl* root = m_hostImpl->rootLayer();
-
- scoped_ptr<CCScrollAndScaleSet> scrollInfo;
-
- scrollInfo = m_hostImpl->processScrollDeltas();
- ASSERT_EQ(scrollInfo->scrolls.size(), 1u);
- EXPECT_EQ(root->sentScrollDelta(), scrollDelta);
- expectContains(*scrollInfo, root->id(), scrollDelta);
-
- IntSize scrollDelta2(-5, 27);
- root->scrollBy(scrollDelta2);
- scrollInfo = m_hostImpl->processScrollDeltas();
- ASSERT_EQ(scrollInfo->scrolls.size(), 1u);
- EXPECT_EQ(root->sentScrollDelta(), scrollDelta + scrollDelta2);
- expectContains(*scrollInfo, root->id(), scrollDelta + scrollDelta2);
-
- root->scrollBy(IntSize());
- scrollInfo = m_hostImpl->processScrollDeltas();
- EXPECT_EQ(root->sentScrollDelta(), scrollDelta + scrollDelta2);
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollRootCallsCommitAndRedraw)
-{
- setupScrollAndContentsLayers(IntSize(100, 100));
- m_hostImpl->setViewportSize(IntSize(50, 50), IntSize(50, 50));
- initializeRendererAndDrawFrame();
-
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(0, 0), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), IntSize(0, 10));
- m_hostImpl->scrollEnd();
- EXPECT_TRUE(m_didRequestRedraw);
- EXPECT_TRUE(m_didRequestCommit);
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollWithoutRootLayer)
-{
- // We should not crash when trying to scroll an empty layer tree.
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(0, 0), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollIgnored);
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollWithoutRenderer)
-{
- CCLayerTreeSettings settings;
- m_hostImpl = CCLayerTreeHostImpl::create(settings, this);
-
- // Initialization will fail here.
- m_hostImpl->initializeRenderer(FakeWebCompositorOutputSurface::create(adoptPtr(new FakeWebGraphicsContext3DMakeCurrentFails)).PassAs<CCGraphicsContext>());
- m_hostImpl->setViewportSize(IntSize(10, 10), IntSize(10, 10));
-
- setupScrollAndContentsLayers(IntSize(100, 100));
-
- // We should not crash when trying to scroll after the renderer initialization fails.
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(0, 0), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollIgnored);
-}
-
-TEST_P(CCLayerTreeHostImplTest, replaceTreeWhileScrolling)
-{
- const int scrollLayerId = 1;
-
- setupScrollAndContentsLayers(IntSize(100, 100));
- m_hostImpl->setViewportSize(IntSize(50, 50), IntSize(50, 50));
- initializeRendererAndDrawFrame();
-
- // We should not crash if the tree is replaced while we are scrolling.
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(0, 0), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->detachLayerTree();
-
- setupScrollAndContentsLayers(IntSize(100, 100));
-
- // We should still be scrolling, because the scrolled layer also exists in the new tree.
- IntSize scrollDelta(0, 10);
- m_hostImpl->scrollBy(IntPoint(), scrollDelta);
- m_hostImpl->scrollEnd();
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- expectContains(*scrollInfo, scrollLayerId, scrollDelta);
-}
-
-TEST_P(CCLayerTreeHostImplTest, clearRootRenderSurfaceAndScroll)
-{
- setupScrollAndContentsLayers(IntSize(100, 100));
- m_hostImpl->setViewportSize(IntSize(50, 50), IntSize(50, 50));
- initializeRendererAndDrawFrame();
-
- // We should be able to scroll even if the root layer loses its render surface after the most
- // recent render.
- m_hostImpl->rootLayer()->clearRenderSurface();
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(0, 0), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollStarted);
-}
-
-TEST_P(CCLayerTreeHostImplTest, wheelEventHandlers)
-{
- setupScrollAndContentsLayers(IntSize(100, 100));
- m_hostImpl->setViewportSize(IntSize(50, 50), IntSize(50, 50));
- initializeRendererAndDrawFrame();
- CCLayerImpl* root = m_hostImpl->rootLayer();
-
- root->setHaveWheelEventHandlers(true);
-
- // With registered event handlers, wheel scrolls have to go to the main thread.
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(0, 0), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollOnMainThread);
-
- // But gesture scrolls can still be handled.
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(0, 0), CCInputHandlerClient::Gesture), CCInputHandlerClient::ScrollStarted);
-}
-
-TEST_P(CCLayerTreeHostImplTest, shouldScrollOnMainThread)
-{
- setupScrollAndContentsLayers(IntSize(100, 100));
- m_hostImpl->setViewportSize(IntSize(50, 50), IntSize(50, 50));
- initializeRendererAndDrawFrame();
- CCLayerImpl* root = m_hostImpl->rootLayer();
-
- root->setShouldScrollOnMainThread(true);
-
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(0, 0), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollOnMainThread);
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(0, 0), CCInputHandlerClient::Gesture), CCInputHandlerClient::ScrollOnMainThread);
-}
-
-TEST_P(CCLayerTreeHostImplTest, nonFastScrollableRegionBasic)
-{
- setupScrollAndContentsLayers(IntSize(200, 200));
- m_hostImpl->setViewportSize(IntSize(100, 100), IntSize(100, 100));
- initializeRendererAndDrawFrame();
- CCLayerImpl* root = m_hostImpl->rootLayer();
-
- root->setNonFastScrollableRegion(IntRect(0, 0, 50, 50));
-
- // All scroll types inside the non-fast scrollable region should fail.
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(25, 25), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollOnMainThread);
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(25, 25), CCInputHandlerClient::Gesture), CCInputHandlerClient::ScrollOnMainThread);
-
- // All scroll types outside this region should succeed.
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(75, 75), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), IntSize(0, 10));
- m_hostImpl->scrollEnd();
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(75, 75), CCInputHandlerClient::Gesture), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), IntSize(0, 10));
- m_hostImpl->scrollEnd();
-}
-
-TEST_P(CCLayerTreeHostImplTest, nonFastScrollableRegionWithOffset)
-{
- setupScrollAndContentsLayers(IntSize(200, 200));
- m_hostImpl->setViewportSize(IntSize(100, 100), IntSize(100, 100));
- CCLayerImpl* root = m_hostImpl->rootLayer();
-
- root->setNonFastScrollableRegion(IntRect(0, 0, 50, 50));
- root->setPosition(FloatPoint(-25, 0));
- initializeRendererAndDrawFrame();
-
- // This point would fall into the non-fast scrollable region except that we've moved the layer down by 25 pixels.
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(40, 10), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), IntSize(0, 1));
- m_hostImpl->scrollEnd();
-
- // This point is still inside the non-fast region.
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(10, 10), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollOnMainThread);
-}
-
-TEST_P(CCLayerTreeHostImplTest, maxScrollPositionChangedByDeviceScaleFactor)
-{
- setupScrollAndContentsLayers(IntSize(100, 100));
-
- float deviceScaleFactor = 2;
- IntSize layoutViewport(25, 25);
- IntSize deviceViewport(layoutViewport);
- deviceViewport.scale(deviceScaleFactor);
- m_hostImpl->setViewportSize(layoutViewport, deviceViewport);
- m_hostImpl->setDeviceScaleFactor(deviceScaleFactor);
- EXPECT_EQ(m_hostImpl->rootLayer()->maxScrollPosition(), IntSize(25, 25));
-
- deviceScaleFactor = 1;
- m_hostImpl->setViewportSize(layoutViewport, layoutViewport);
- m_hostImpl->setDeviceScaleFactor(deviceScaleFactor);
- EXPECT_EQ(m_hostImpl->rootLayer()->maxScrollPosition(), IntSize(75, 75));
-}
-
-TEST_P(CCLayerTreeHostImplTest, implPinchZoom)
-{
- // This test is specific to the page-scale based pinch zoom.
- if (!CCSettings::pageScalePinchZoomEnabled())
- return;
-
- setupScrollAndContentsLayers(IntSize(100, 100));
- m_hostImpl->setViewportSize(IntSize(50, 50), IntSize(50, 50));
- initializeRendererAndDrawFrame();
-
- CCLayerImpl* scrollLayer = m_hostImpl->rootScrollLayer();
- ASSERT(scrollLayer);
-
- const float minPageScale = 1, maxPageScale = 4;
- const WebTransformationMatrix identityScaleTransform;
-
- // The impl-based pinch zoome should not adjust the max scroll position.
- {
- m_hostImpl->setPageScaleFactorAndLimits(1, minPageScale, maxPageScale);
- scrollLayer->setImplTransform(identityScaleTransform);
- scrollLayer->setScrollDelta(IntSize());
-
- float pageScaleDelta = 2;
- m_hostImpl->pinchGestureBegin();
- m_hostImpl->pinchGestureUpdate(pageScaleDelta, IntPoint(50, 50));
- m_hostImpl->pinchGestureEnd();
- EXPECT_TRUE(m_didRequestRedraw);
- EXPECT_TRUE(m_didRequestCommit);
-
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- EXPECT_EQ(scrollInfo->pageScaleDelta, pageScaleDelta);
-
- EXPECT_EQ(m_hostImpl->rootLayer()->maxScrollPosition(), IntSize(50, 50));
- }
-
- // Scrolling after a pinch gesture should always be in local space. The scroll deltas do not
- // have the page scale factor applied.
- {
- m_hostImpl->setPageScaleFactorAndLimits(1, minPageScale, maxPageScale);
- scrollLayer->setImplTransform(identityScaleTransform);
- scrollLayer->setScrollDelta(IntSize());
-
- float pageScaleDelta = 2;
- m_hostImpl->pinchGestureBegin();
- m_hostImpl->pinchGestureUpdate(pageScaleDelta, IntPoint(0, 0));
- m_hostImpl->pinchGestureEnd();
-
- IntSize scrollDelta(0, 10);
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(5, 5), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), scrollDelta);
- m_hostImpl->scrollEnd();
-
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- expectContains(*scrollInfo.get(), m_hostImpl->rootLayer()->id(), scrollDelta);
- }
-}
-
-TEST_P(CCLayerTreeHostImplTest, pinchGesture)
-{
- setupScrollAndContentsLayers(IntSize(100, 100));
- m_hostImpl->setViewportSize(IntSize(50, 50), IntSize(50, 50));
- initializeRendererAndDrawFrame();
-
- CCLayerImpl* scrollLayer = m_hostImpl->rootScrollLayer();
- ASSERT(scrollLayer);
-
- const float minPageScale = CCSettings::pageScalePinchZoomEnabled() ? 1 : 0.5;
- const float maxPageScale = 4;
- const WebTransformationMatrix identityScaleTransform;
-
- // Basic pinch zoom in gesture
- {
- m_hostImpl->setPageScaleFactorAndLimits(1, minPageScale, maxPageScale);
- scrollLayer->setImplTransform(identityScaleTransform);
- scrollLayer->setScrollDelta(IntSize());
-
- float pageScaleDelta = 2;
- m_hostImpl->pinchGestureBegin();
- m_hostImpl->pinchGestureUpdate(pageScaleDelta, IntPoint(50, 50));
- m_hostImpl->pinchGestureEnd();
- EXPECT_TRUE(m_didRequestRedraw);
- EXPECT_TRUE(m_didRequestCommit);
-
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- EXPECT_EQ(scrollInfo->pageScaleDelta, pageScaleDelta);
- }
-
- // Zoom-in clamping
- {
- m_hostImpl->setPageScaleFactorAndLimits(1, minPageScale, maxPageScale);
- scrollLayer->setImplTransform(identityScaleTransform);
- scrollLayer->setScrollDelta(IntSize());
- float pageScaleDelta = 10;
-
- m_hostImpl->pinchGestureBegin();
- m_hostImpl->pinchGestureUpdate(pageScaleDelta, IntPoint(50, 50));
- m_hostImpl->pinchGestureEnd();
-
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- EXPECT_EQ(scrollInfo->pageScaleDelta, maxPageScale);
- }
-
- // Zoom-out clamping
- {
- m_hostImpl->setPageScaleFactorAndLimits(1, minPageScale, maxPageScale);
- scrollLayer->setImplTransform(identityScaleTransform);
- scrollLayer->setScrollDelta(IntSize());
- scrollLayer->setScrollPosition(IntPoint(50, 50));
-
- float pageScaleDelta = 0.1f;
- m_hostImpl->pinchGestureBegin();
- m_hostImpl->pinchGestureUpdate(pageScaleDelta, IntPoint(0, 0));
- m_hostImpl->pinchGestureEnd();
-
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- EXPECT_EQ(scrollInfo->pageScaleDelta, minPageScale);
-
- if (!CCSettings::pageScalePinchZoomEnabled()) {
- // Pushed to (0,0) via clamping against contents layer size.
- expectContains(*scrollInfo, scrollLayer->id(), IntSize(-50, -50));
- } else {
- EXPECT_TRUE(scrollInfo->scrolls.isEmpty());
- }
- }
-
- // Two-finger panning
- {
- m_hostImpl->setPageScaleFactorAndLimits(1, minPageScale, maxPageScale);
- scrollLayer->setImplTransform(identityScaleTransform);
- scrollLayer->setScrollDelta(IntSize());
- scrollLayer->setScrollPosition(IntPoint(20, 20));
-
- float pageScaleDelta = 1;
- m_hostImpl->pinchGestureBegin();
- m_hostImpl->pinchGestureUpdate(pageScaleDelta, IntPoint(10, 10));
- m_hostImpl->pinchGestureUpdate(pageScaleDelta, IntPoint(20, 20));
- m_hostImpl->pinchGestureEnd();
-
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- EXPECT_EQ(scrollInfo->pageScaleDelta, pageScaleDelta);
- expectContains(*scrollInfo, scrollLayer->id(), IntSize(-10, -10));
- }
-}
-
-TEST_P(CCLayerTreeHostImplTest, pageScaleAnimation)
-{
- setupScrollAndContentsLayers(IntSize(100, 100));
- m_hostImpl->setViewportSize(IntSize(50, 50), IntSize(50, 50));
- initializeRendererAndDrawFrame();
-
- CCLayerImpl* scrollLayer = m_hostImpl->rootScrollLayer();
- ASSERT(scrollLayer);
-
- const float minPageScale = CCSettings::pageScalePinchZoomEnabled() ? 1 : 0.5;
- const float maxPageScale = 4;
- const double startTime = 1;
- const double duration = 0.1;
- const double halfwayThroughAnimation = startTime + duration / 2;
- const double endTime = startTime + duration;
- const WebTransformationMatrix identityScaleTransform;
-
- // Non-anchor zoom-in
- {
- m_hostImpl->setPageScaleFactorAndLimits(1, minPageScale, maxPageScale);
- scrollLayer->setImplTransform(identityScaleTransform);
- scrollLayer->setScrollPosition(IntPoint(50, 50));
-
- m_hostImpl->startPageScaleAnimation(IntSize(0, 0), false, 2, startTime, duration);
- m_hostImpl->animate(halfwayThroughAnimation, halfwayThroughAnimation);
- EXPECT_TRUE(m_didRequestRedraw);
- m_hostImpl->animate(endTime, endTime);
- EXPECT_TRUE(m_didRequestCommit);
-
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- EXPECT_EQ(scrollInfo->pageScaleDelta, 2);
- expectContains(*scrollInfo, scrollLayer->id(), IntSize(-50, -50));
- }
-
- // Anchor zoom-out
- {
- m_hostImpl->setPageScaleFactorAndLimits(1, minPageScale, maxPageScale);
- scrollLayer->setImplTransform(identityScaleTransform);
- scrollLayer->setScrollPosition(IntPoint(50, 50));
-
- m_hostImpl->startPageScaleAnimation(IntSize(25, 25), true, minPageScale, startTime, duration);
- m_hostImpl->animate(endTime, endTime);
- EXPECT_TRUE(m_didRequestRedraw);
- EXPECT_TRUE(m_didRequestCommit);
-
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- EXPECT_EQ(scrollInfo->pageScaleDelta, minPageScale);
- // Pushed to (0,0) via clamping against contents layer size.
- expectContains(*scrollInfo, scrollLayer->id(), IntSize(-50, -50));
- }
-}
-
-TEST_P(CCLayerTreeHostImplTest, inhibitScrollAndPageScaleUpdatesWhilePinchZooming)
-{
- setupScrollAndContentsLayers(IntSize(100, 100));
- m_hostImpl->setViewportSize(IntSize(50, 50), IntSize(50, 50));
- initializeRendererAndDrawFrame();
-
- CCLayerImpl* scrollLayer = m_hostImpl->rootScrollLayer();
- ASSERT(scrollLayer);
-
- const float minPageScale = CCSettings::pageScalePinchZoomEnabled() ? 1 : 0.5;
- const float maxPageScale = 4;
-
- // Pinch zoom in.
- {
- // Start a pinch in gesture at the bottom right corner of the viewport.
- const float zoomInDelta = 2;
- m_hostImpl->setPageScaleFactorAndLimits(1, minPageScale, maxPageScale);
- m_hostImpl->pinchGestureBegin();
- m_hostImpl->pinchGestureUpdate(zoomInDelta, IntPoint(50, 50));
-
- // Because we are pinch zooming in, we shouldn't get any scroll or page
- // scale deltas.
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- EXPECT_EQ(scrollInfo->pageScaleDelta, 1);
- EXPECT_EQ(scrollInfo->scrolls.size(), 0u);
-
- // Once the gesture ends, we get the final scroll and page scale values.
- m_hostImpl->pinchGestureEnd();
- scrollInfo = m_hostImpl->processScrollDeltas();
- EXPECT_EQ(scrollInfo->pageScaleDelta, zoomInDelta);
- if (!CCSettings::pageScalePinchZoomEnabled()) {
- expectContains(*scrollInfo, scrollLayer->id(), IntSize(25, 25));
- } else {
- EXPECT_TRUE(scrollInfo->scrolls.isEmpty());
- }
- }
-
- // Pinch zoom out.
- {
- // Start a pinch out gesture at the bottom right corner of the viewport.
- const float zoomOutDelta = 0.75;
- m_hostImpl->setPageScaleFactorAndLimits(1, minPageScale, maxPageScale);
- m_hostImpl->pinchGestureBegin();
- m_hostImpl->pinchGestureUpdate(zoomOutDelta, IntPoint(50, 50));
-
- // Since we are pinch zooming out, we should get an update to zoom all
- // the way out to the minimum page scale.
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- if (!CCSettings::pageScalePinchZoomEnabled()) {
- EXPECT_EQ(scrollInfo->pageScaleDelta, minPageScale);
- expectContains(*scrollInfo, scrollLayer->id(), IntSize(0, 0));
- } else {
- EXPECT_EQ(scrollInfo->pageScaleDelta, 1);
- EXPECT_TRUE(scrollInfo->scrolls.isEmpty());
- }
-
- // Once the gesture ends, we get the final scroll and page scale values.
- m_hostImpl->pinchGestureEnd();
- scrollInfo = m_hostImpl->processScrollDeltas();
- if (CCSettings::pageScalePinchZoomEnabled()) {
- EXPECT_EQ(scrollInfo->pageScaleDelta, minPageScale);
- expectContains(*scrollInfo, scrollLayer->id(), IntSize(25, 25));
- } else {
- EXPECT_EQ(scrollInfo->pageScaleDelta, zoomOutDelta);
- expectContains(*scrollInfo, scrollLayer->id(), IntSize(8, 8));
- }
- }
-}
-
-TEST_P(CCLayerTreeHostImplTest, inhibitScrollAndPageScaleUpdatesWhileAnimatingPageScale)
-{
- setupScrollAndContentsLayers(IntSize(100, 100));
- m_hostImpl->setViewportSize(IntSize(50, 50), IntSize(50, 50));
- initializeRendererAndDrawFrame();
-
- CCLayerImpl* scrollLayer = m_hostImpl->rootScrollLayer();
- ASSERT(scrollLayer);
-
- const float minPageScale = CCSettings::pageScalePinchZoomEnabled() ? 1 : 0.5;
- const float maxPageScale = 4;
- const double startTime = 1;
- const double duration = 0.1;
- const double halfwayThroughAnimation = startTime + duration / 2;
- const double endTime = startTime + duration;
-
- // Start a page scale animation.
- const float pageScaleDelta = 2;
- m_hostImpl->setPageScaleFactorAndLimits(1, minPageScale, maxPageScale);
- m_hostImpl->startPageScaleAnimation(IntSize(50, 50), false, pageScaleDelta, startTime, duration);
-
- // We should immediately get the final zoom and scroll values for the
- // animation.
- m_hostImpl->animate(halfwayThroughAnimation, halfwayThroughAnimation);
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
-
- if (!CCSettings::pageScalePinchZoomEnabled()) {
- EXPECT_EQ(scrollInfo->pageScaleDelta, pageScaleDelta);
- expectContains(*scrollInfo, scrollLayer->id(), IntSize(25, 25));
- } else {
- EXPECT_EQ(scrollInfo->pageScaleDelta, 1);
- EXPECT_TRUE(scrollInfo->scrolls.isEmpty());
- }
-
- // Scrolling during the animation is ignored.
- const IntSize scrollDelta(0, 10);
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(25, 25), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), scrollDelta);
- m_hostImpl->scrollEnd();
-
- // The final page scale and scroll deltas should match what we got
- // earlier.
- m_hostImpl->animate(endTime, endTime);
- scrollInfo = m_hostImpl->processScrollDeltas();
- EXPECT_EQ(scrollInfo->pageScaleDelta, pageScaleDelta);
- expectContains(*scrollInfo, scrollLayer->id(), IntSize(25, 25));
-}
-
-class DidDrawCheckLayer : public CCTiledLayerImpl {
-public:
- static scoped_ptr<CCLayerImpl> create(int id) { return scoped_ptr<CCLayerImpl>(new DidDrawCheckLayer(id)); }
-
- virtual void didDraw(CCResourceProvider*) OVERRIDE
- {
- m_didDrawCalled = true;
- }
-
- virtual void willDraw(CCResourceProvider*) OVERRIDE
- {
- m_willDrawCalled = true;
- }
-
- bool didDrawCalled() const { return m_didDrawCalled; }
- bool willDrawCalled() const { return m_willDrawCalled; }
-
- void clearDidDrawCheck()
- {
- m_didDrawCalled = false;
- m_willDrawCalled = false;
- }
-
-protected:
- explicit DidDrawCheckLayer(int id)
- : CCTiledLayerImpl(id)
- , m_didDrawCalled(false)
- , m_willDrawCalled(false)
- {
- setAnchorPoint(FloatPoint(0, 0));
- setBounds(IntSize(10, 10));
- setContentBounds(IntSize(10, 10));
- setDrawsContent(true);
- setSkipsDraw(false);
- setVisibleContentRect(IntRect(0, 0, 10, 10));
-
- OwnPtr<CCLayerTilingData> tiler = CCLayerTilingData::create(IntSize(100, 100), CCLayerTilingData::HasBorderTexels);
- tiler->setBounds(contentBounds());
- setTilingData(*tiler.get());
- }
-
-private:
- bool m_didDrawCalled;
- bool m_willDrawCalled;
-};
-
-TEST_P(CCLayerTreeHostImplTest, didDrawNotCalledOnHiddenLayer)
-{
- // The root layer is always drawn, so run this test on a child layer that
- // will be masked out by the root layer's bounds.
- m_hostImpl->setRootLayer(DidDrawCheckLayer::create(1));
- DidDrawCheckLayer* root = static_cast<DidDrawCheckLayer*>(m_hostImpl->rootLayer());
- root->setMasksToBounds(true);
-
- root->addChild(DidDrawCheckLayer::create(2));
- DidDrawCheckLayer* layer = static_cast<DidDrawCheckLayer*>(root->children()[0]);
- // Ensure visibleContentRect for layer is empty
- layer->setPosition(FloatPoint(100, 100));
- layer->setBounds(IntSize(10, 10));
- layer->setContentBounds(IntSize(10, 10));
-
- CCLayerTreeHostImpl::FrameData frame;
-
- EXPECT_FALSE(layer->willDrawCalled());
- EXPECT_FALSE(layer->didDrawCalled());
-
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- m_hostImpl->didDrawAllLayers(frame);
-
- EXPECT_FALSE(layer->willDrawCalled());
- EXPECT_FALSE(layer->didDrawCalled());
-
- EXPECT_TRUE(layer->visibleContentRect().isEmpty());
-
- // Ensure visibleContentRect for layer layer is not empty
- layer->setPosition(FloatPoint(0, 0));
-
- EXPECT_FALSE(layer->willDrawCalled());
- EXPECT_FALSE(layer->didDrawCalled());
-
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- m_hostImpl->didDrawAllLayers(frame);
-
- EXPECT_TRUE(layer->willDrawCalled());
- EXPECT_TRUE(layer->didDrawCalled());
-
- EXPECT_FALSE(layer->visibleContentRect().isEmpty());
-}
-
-TEST_P(CCLayerTreeHostImplTest, willDrawNotCalledOnOccludedLayer)
-{
- IntSize bigSize(1000, 1000);
- m_hostImpl->setViewportSize(bigSize, bigSize);
-
- m_hostImpl->setRootLayer(DidDrawCheckLayer::create(1));
- DidDrawCheckLayer* root = static_cast<DidDrawCheckLayer*>(m_hostImpl->rootLayer());
-
- root->addChild(DidDrawCheckLayer::create(2));
- DidDrawCheckLayer* occludedLayer = static_cast<DidDrawCheckLayer*>(root->children()[0]);
-
- root->addChild(DidDrawCheckLayer::create(3));
- DidDrawCheckLayer* topLayer = static_cast<DidDrawCheckLayer*>(root->children()[1]);
- // This layer covers the occludedLayer above. Make this layer large so it can occlude.
- topLayer->setBounds(bigSize);
- topLayer->setContentBounds(bigSize);
- topLayer->setContentsOpaque(true);
-
- CCLayerTreeHostImpl::FrameData frame;
-
- EXPECT_FALSE(occludedLayer->willDrawCalled());
- EXPECT_FALSE(occludedLayer->didDrawCalled());
- EXPECT_FALSE(topLayer->willDrawCalled());
- EXPECT_FALSE(topLayer->didDrawCalled());
-
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- m_hostImpl->didDrawAllLayers(frame);
-
- EXPECT_FALSE(occludedLayer->willDrawCalled());
- EXPECT_FALSE(occludedLayer->didDrawCalled());
- EXPECT_TRUE(topLayer->willDrawCalled());
- EXPECT_TRUE(topLayer->didDrawCalled());
-}
-
-TEST_P(CCLayerTreeHostImplTest, didDrawCalledOnAllLayers)
-{
- m_hostImpl->setRootLayer(DidDrawCheckLayer::create(1));
- DidDrawCheckLayer* root = static_cast<DidDrawCheckLayer*>(m_hostImpl->rootLayer());
-
- root->addChild(DidDrawCheckLayer::create(2));
- DidDrawCheckLayer* layer1 = static_cast<DidDrawCheckLayer*>(root->children()[0]);
-
- layer1->addChild(DidDrawCheckLayer::create(3));
- DidDrawCheckLayer* layer2 = static_cast<DidDrawCheckLayer*>(layer1->children()[0]);
-
- layer1->setOpacity(0.3f);
- layer1->setPreserves3D(false);
-
- EXPECT_FALSE(root->didDrawCalled());
- EXPECT_FALSE(layer1->didDrawCalled());
- EXPECT_FALSE(layer2->didDrawCalled());
-
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- m_hostImpl->didDrawAllLayers(frame);
-
- EXPECT_TRUE(root->didDrawCalled());
- EXPECT_TRUE(layer1->didDrawCalled());
- EXPECT_TRUE(layer2->didDrawCalled());
-
- EXPECT_NE(root->renderSurface(), layer1->renderSurface());
- EXPECT_TRUE(!!layer1->renderSurface());
-}
-
-class MissingTextureAnimatingLayer : public DidDrawCheckLayer {
-public:
- static scoped_ptr<CCLayerImpl> create(int id, bool tileMissing, bool skipsDraw, bool animating, CCResourceProvider* resourceProvider)
- {
- return scoped_ptr<CCLayerImpl>(new MissingTextureAnimatingLayer(id, tileMissing, skipsDraw, animating, resourceProvider));
- }
-
-private:
- explicit MissingTextureAnimatingLayer(int id, bool tileMissing, bool skipsDraw, bool animating, CCResourceProvider* resourceProvider)
- : DidDrawCheckLayer(id)
- {
- OwnPtr<CCLayerTilingData> tilingData = CCLayerTilingData::create(IntSize(10, 10), CCLayerTilingData::NoBorderTexels);
- tilingData->setBounds(bounds());
- setTilingData(*tilingData.get());
- setSkipsDraw(skipsDraw);
- if (!tileMissing) {
- CCResourceProvider::ResourceId resource = resourceProvider->createResource(CCRenderer::ContentPool, IntSize(), GraphicsContext3D::RGBA, CCResourceProvider::TextureUsageAny);
- pushTileProperties(0, 0, resource, IntRect());
- }
- if (animating)
- addAnimatedTransformToLayer(*this, 10, 3, 0);
- }
-};
-
-TEST_P(CCLayerTreeHostImplTest, prepareToDrawFailsWhenAnimationUsesCheckerboard)
-{
- // When the texture is not missing, we draw as usual.
- m_hostImpl->setRootLayer(DidDrawCheckLayer::create(1));
- DidDrawCheckLayer* root = static_cast<DidDrawCheckLayer*>(m_hostImpl->rootLayer());
- root->addChild(MissingTextureAnimatingLayer::create(2, false, false, true, m_hostImpl->resourceProvider()));
-
- CCLayerTreeHostImpl::FrameData frame;
-
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- m_hostImpl->didDrawAllLayers(frame);
-
- // When a texture is missing and we're not animating, we draw as usual with checkerboarding.
- m_hostImpl->setRootLayer(DidDrawCheckLayer::create(1));
- root = static_cast<DidDrawCheckLayer*>(m_hostImpl->rootLayer());
- root->addChild(MissingTextureAnimatingLayer::create(2, true, false, false, m_hostImpl->resourceProvider()));
-
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- m_hostImpl->didDrawAllLayers(frame);
-
- // When a texture is missing and we're animating, we don't want to draw anything.
- m_hostImpl->setRootLayer(DidDrawCheckLayer::create(1));
- root = static_cast<DidDrawCheckLayer*>(m_hostImpl->rootLayer());
- root->addChild(MissingTextureAnimatingLayer::create(2, true, false, true, m_hostImpl->resourceProvider()));
-
- EXPECT_FALSE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- m_hostImpl->didDrawAllLayers(frame);
-
- // When the layer skips draw and we're animating, we still draw the frame.
- m_hostImpl->setRootLayer(DidDrawCheckLayer::create(1));
- root = static_cast<DidDrawCheckLayer*>(m_hostImpl->rootLayer());
- root->addChild(MissingTextureAnimatingLayer::create(2, false, true, true, m_hostImpl->resourceProvider()));
-
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- m_hostImpl->didDrawAllLayers(frame);
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollRootIgnored)
-{
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- root->setScrollable(false);
- m_hostImpl->setRootLayer(root.Pass());
- initializeRendererAndDrawFrame();
-
- // Scroll event is ignored because layer is not scrollable.
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(0, 0), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollIgnored);
- EXPECT_FALSE(m_didRequestRedraw);
- EXPECT_FALSE(m_didRequestCommit);
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollNonCompositedRoot)
-{
- // Test the configuration where a non-composited root layer is embedded in a
- // scrollable outer layer.
- IntSize surfaceSize(10, 10);
-
- scoped_ptr<CCLayerImpl> contentLayer = CCLayerImpl::create(1);
- contentLayer->setUseLCDText(true);
- contentLayer->setDrawsContent(true);
- contentLayer->setPosition(FloatPoint(0, 0));
- contentLayer->setAnchorPoint(FloatPoint(0, 0));
- contentLayer->setBounds(surfaceSize);
- contentLayer->setContentBounds(IntSize(surfaceSize.width() * 2, surfaceSize.height() * 2));
-
- scoped_ptr<CCLayerImpl> scrollLayer = CCLayerImpl::create(2);
- scrollLayer->setScrollable(true);
- scrollLayer->setMaxScrollPosition(surfaceSize);
- scrollLayer->setBounds(surfaceSize);
- scrollLayer->setContentBounds(surfaceSize);
- scrollLayer->setPosition(FloatPoint(0, 0));
- scrollLayer->setAnchorPoint(FloatPoint(0, 0));
- scrollLayer->addChild(contentLayer.Pass());
-
- m_hostImpl->setRootLayer(scrollLayer.Pass());
- m_hostImpl->setViewportSize(surfaceSize, surfaceSize);
- initializeRendererAndDrawFrame();
-
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(5, 5), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), IntSize(0, 10));
- m_hostImpl->scrollEnd();
- EXPECT_TRUE(m_didRequestRedraw);
- EXPECT_TRUE(m_didRequestCommit);
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollChildCallsCommitAndRedraw)
-{
- IntSize surfaceSize(10, 10);
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- root->setBounds(surfaceSize);
- root->setContentBounds(surfaceSize);
- root->addChild(createScrollableLayer(2, surfaceSize));
- m_hostImpl->setRootLayer(root.Pass());
- m_hostImpl->setViewportSize(surfaceSize, surfaceSize);
- initializeRendererAndDrawFrame();
-
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(5, 5), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), IntSize(0, 10));
- m_hostImpl->scrollEnd();
- EXPECT_TRUE(m_didRequestRedraw);
- EXPECT_TRUE(m_didRequestCommit);
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollMissesChild)
-{
- IntSize surfaceSize(10, 10);
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- root->addChild(createScrollableLayer(2, surfaceSize));
- m_hostImpl->setRootLayer(root.Pass());
- m_hostImpl->setViewportSize(surfaceSize, surfaceSize);
- initializeRendererAndDrawFrame();
-
- // Scroll event is ignored because the input coordinate is outside the layer boundaries.
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(15, 5), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollIgnored);
- EXPECT_FALSE(m_didRequestRedraw);
- EXPECT_FALSE(m_didRequestCommit);
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollMissesBackfacingChild)
-{
- IntSize surfaceSize(10, 10);
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- scoped_ptr<CCLayerImpl> child = createScrollableLayer(2, surfaceSize);
- m_hostImpl->setViewportSize(surfaceSize, surfaceSize);
-
- WebTransformationMatrix matrix;
- matrix.rotate3d(180, 0, 0);
- child->setTransform(matrix);
- child->setDoubleSided(false);
-
- root->addChild(child.Pass());
- m_hostImpl->setRootLayer(root.Pass());
- initializeRendererAndDrawFrame();
-
- // Scroll event is ignored because the scrollable layer is not facing the viewer and there is
- // nothing scrollable behind it.
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(5, 5), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollIgnored);
- EXPECT_FALSE(m_didRequestRedraw);
- EXPECT_FALSE(m_didRequestCommit);
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollBlockedByContentLayer)
-{
- IntSize surfaceSize(10, 10);
- scoped_ptr<CCLayerImpl> contentLayer = createScrollableLayer(1, surfaceSize);
- contentLayer->setShouldScrollOnMainThread(true);
- contentLayer->setScrollable(false);
-
- scoped_ptr<CCLayerImpl> scrollLayer = createScrollableLayer(2, surfaceSize);
- scrollLayer->addChild(contentLayer.Pass());
-
- m_hostImpl->setRootLayer(scrollLayer.Pass());
- m_hostImpl->setViewportSize(surfaceSize, surfaceSize);
- initializeRendererAndDrawFrame();
-
- // Scrolling fails because the content layer is asking to be scrolled on the main thread.
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(5, 5), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollOnMainThread);
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollRootAndChangePageScaleOnMainThread)
-{
- IntSize surfaceSize(10, 10);
- float pageScale = 2;
- scoped_ptr<CCLayerImpl> root = createScrollableLayer(1, surfaceSize);
- m_hostImpl->setRootLayer(root.Pass());
- m_hostImpl->setViewportSize(surfaceSize, surfaceSize);
- initializeRendererAndDrawFrame();
-
- IntSize scrollDelta(0, 10);
- IntSize expectedScrollDelta(scrollDelta);
- IntSize expectedMaxScroll(m_hostImpl->rootLayer()->maxScrollPosition());
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(5, 5), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), scrollDelta);
- m_hostImpl->scrollEnd();
-
- // Set new page scale from main thread.
- m_hostImpl->setPageScaleFactorAndLimits(pageScale, pageScale, pageScale);
-
- if (!CCSettings::pageScalePinchZoomEnabled()) {
- // The scale should apply to the scroll delta.
- expectedScrollDelta.scale(pageScale);
- }
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- expectContains(*scrollInfo.get(), m_hostImpl->rootLayer()->id(), expectedScrollDelta);
-
- // The scroll range should also have been updated.
- EXPECT_EQ(m_hostImpl->rootLayer()->maxScrollPosition(), expectedMaxScroll);
-
- // The page scale delta remains constant because the impl thread did not scale.
- EXPECT_EQ(m_hostImpl->rootLayer()->implTransform(), WebTransformationMatrix());
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollRootAndChangePageScaleOnImplThread)
-{
- IntSize surfaceSize(10, 10);
- float pageScale = 2;
- scoped_ptr<CCLayerImpl> root = createScrollableLayer(1, surfaceSize);
- m_hostImpl->setRootLayer(root.Pass());
- m_hostImpl->setViewportSize(surfaceSize, surfaceSize);
- m_hostImpl->setPageScaleFactorAndLimits(1, 1, pageScale);
- initializeRendererAndDrawFrame();
-
- IntSize scrollDelta(0, 10);
- IntSize expectedScrollDelta(scrollDelta);
- IntSize expectedMaxScroll(m_hostImpl->rootLayer()->maxScrollPosition());
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(5, 5), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), scrollDelta);
- m_hostImpl->scrollEnd();
-
- // Set new page scale on impl thread by pinching.
- m_hostImpl->pinchGestureBegin();
- m_hostImpl->pinchGestureUpdate(pageScale, IntPoint());
- m_hostImpl->pinchGestureEnd();
- m_hostImpl->updateRootScrollLayerImplTransform();
-
- // The scroll delta is not scaled because the main thread did not scale.
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- expectContains(*scrollInfo.get(), m_hostImpl->rootLayer()->id(), expectedScrollDelta);
-
- // The scroll range should also have been updated.
- EXPECT_EQ(m_hostImpl->rootLayer()->maxScrollPosition(), expectedMaxScroll);
-
- // The page scale delta should match the new scale on the impl side.
- WebTransformationMatrix expectedScale;
- expectedScale.scale(pageScale);
- EXPECT_EQ(m_hostImpl->rootLayer()->implTransform(), expectedScale);
-}
-
-TEST_P(CCLayerTreeHostImplTest, pageScaleDeltaAppliedToRootScrollLayerOnly)
-{
- IntSize surfaceSize(10, 10);
- float defaultPageScale = 1;
- WebTransformationMatrix defaultPageScaleMatrix;
-
- float newPageScale = 2;
- WebTransformationMatrix newPageScaleMatrix;
- newPageScaleMatrix.scale(newPageScale);
-
- // Create a normal scrollable root layer and another scrollable child layer.
- setupScrollAndContentsLayers(surfaceSize);
- CCLayerImpl* root = m_hostImpl->rootLayer();
- CCLayerImpl* child = root->children()[0];
-
- scoped_ptr<CCLayerImpl> scrollableChild = createScrollableLayer(3, surfaceSize);
- child->addChild(scrollableChild.Pass());
- CCLayerImpl* grandChild = child->children()[0];
-
- // Set new page scale on impl thread by pinching.
- m_hostImpl->pinchGestureBegin();
- m_hostImpl->pinchGestureUpdate(newPageScale, IntPoint());
- m_hostImpl->pinchGestureEnd();
- m_hostImpl->updateRootScrollLayerImplTransform();
-
- // The page scale delta should only be applied to the scrollable root layer.
- EXPECT_EQ(root->implTransform(), newPageScaleMatrix);
- EXPECT_EQ(child->implTransform(), defaultPageScaleMatrix);
- EXPECT_EQ(grandChild->implTransform(), defaultPageScaleMatrix);
-
- // Make sure all the layers are drawn with the page scale delta applied, i.e., the page scale
- // delta on the root layer is applied hierarchically.
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- m_hostImpl->didDrawAllLayers(frame);
-
- EXPECT_EQ(root->drawTransform().m11(), newPageScale);
- EXPECT_EQ(root->drawTransform().m22(), newPageScale);
- EXPECT_EQ(child->drawTransform().m11(), newPageScale);
- EXPECT_EQ(child->drawTransform().m22(), newPageScale);
- EXPECT_EQ(grandChild->drawTransform().m11(), newPageScale);
- EXPECT_EQ(grandChild->drawTransform().m22(), newPageScale);
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollChildAndChangePageScaleOnMainThread)
-{
- IntSize surfaceSize(10, 10);
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- root->setBounds(surfaceSize);
- root->setContentBounds(surfaceSize);
- // Also mark the root scrollable so it becomes the root scroll layer.
- root->setScrollable(true);
- int scrollLayerId = 2;
- root->addChild(createScrollableLayer(scrollLayerId, surfaceSize));
- m_hostImpl->setRootLayer(root.Pass());
- m_hostImpl->setViewportSize(surfaceSize, surfaceSize);
- initializeRendererAndDrawFrame();
-
- CCLayerImpl* child = m_hostImpl->rootLayer()->children()[0];
-
- IntSize scrollDelta(0, 10);
- IntSize expectedScrollDelta(scrollDelta);
- IntSize expectedMaxScroll(child->maxScrollPosition());
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(5, 5), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), scrollDelta);
- m_hostImpl->scrollEnd();
-
- float pageScale = 2;
- m_hostImpl->setPageScaleFactorAndLimits(pageScale, 1, pageScale);
-
- m_hostImpl->updateRootScrollLayerImplTransform();
-
- if (!CCSettings::pageScalePinchZoomEnabled()) {
- // The scale should apply to the scroll delta.
- expectedScrollDelta.scale(pageScale);
- }
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- expectContains(*scrollInfo.get(), scrollLayerId, expectedScrollDelta);
-
- // The scroll range should not have changed.
- EXPECT_EQ(child->maxScrollPosition(), expectedMaxScroll);
-
- // The page scale delta remains constant because the impl thread did not scale.
- WebTransformationMatrix identityTransform;
- EXPECT_EQ(child->implTransform(), WebTransformationMatrix());
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollChildBeyondLimit)
-{
- // Scroll a child layer beyond its maximum scroll range and make sure the
- // parent layer is scrolled on the axis on which the child was unable to
- // scroll.
- IntSize surfaceSize(10, 10);
- scoped_ptr<CCLayerImpl> root = createScrollableLayer(1, surfaceSize);
-
- scoped_ptr<CCLayerImpl> grandChild = createScrollableLayer(3, surfaceSize);
- grandChild->setScrollPosition(IntPoint(0, 5));
-
- scoped_ptr<CCLayerImpl> child = createScrollableLayer(2, surfaceSize);
- child->setScrollPosition(IntPoint(3, 0));
- child->addChild(grandChild.Pass());
-
- root->addChild(child.Pass());
- m_hostImpl->setRootLayer(root.Pass());
- m_hostImpl->setViewportSize(surfaceSize, surfaceSize);
- initializeRendererAndDrawFrame();
- {
- IntSize scrollDelta(-8, -7);
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(5, 5), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), scrollDelta);
- m_hostImpl->scrollEnd();
-
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
-
- // The grand child should have scrolled up to its limit.
- CCLayerImpl* child = m_hostImpl->rootLayer()->children()[0];
- CCLayerImpl* grandChild = child->children()[0];
- expectContains(*scrollInfo.get(), grandChild->id(), IntSize(0, -5));
-
- // The child should have only scrolled on the other axis.
- expectContains(*scrollInfo.get(), child->id(), IntSize(-3, 0));
- }
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollEventBubbling)
-{
- // When we try to scroll a non-scrollable child layer, the scroll delta
- // should be applied to one of its ancestors if possible.
- IntSize surfaceSize(10, 10);
- scoped_ptr<CCLayerImpl> root = createScrollableLayer(1, surfaceSize);
- scoped_ptr<CCLayerImpl> child = createScrollableLayer(2, surfaceSize);
-
- child->setScrollable(false);
- root->addChild(child.Pass());
-
- m_hostImpl->setRootLayer(root.Pass());
- m_hostImpl->setViewportSize(surfaceSize, surfaceSize);
- initializeRendererAndDrawFrame();
- {
- IntSize scrollDelta(0, 4);
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(5, 5), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), scrollDelta);
- m_hostImpl->scrollEnd();
-
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
-
- // Only the root should have scrolled.
- ASSERT_EQ(scrollInfo->scrolls.size(), 1u);
- expectContains(*scrollInfo.get(), m_hostImpl->rootLayer()->id(), scrollDelta);
- }
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollBeforeRedraw)
-{
- IntSize surfaceSize(10, 10);
- m_hostImpl->setRootLayer(createScrollableLayer(1, surfaceSize));
- m_hostImpl->setViewportSize(surfaceSize, surfaceSize);
-
- // Draw one frame and then immediately rebuild the layer tree to mimic a tree synchronization.
- initializeRendererAndDrawFrame();
- m_hostImpl->detachLayerTree();
- m_hostImpl->setRootLayer(createScrollableLayer(2, surfaceSize));
-
- // Scrolling should still work even though we did not draw yet.
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(5, 5), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollStarted);
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollAxisAlignedRotatedLayer)
-{
- setupScrollAndContentsLayers(IntSize(100, 100));
-
- // Rotate the root layer 90 degrees counter-clockwise about its center.
- WebTransformationMatrix rotateTransform;
- rotateTransform.rotate(-90);
- m_hostImpl->rootLayer()->setTransform(rotateTransform);
-
- IntSize surfaceSize(50, 50);
- m_hostImpl->setViewportSize(surfaceSize, surfaceSize);
- initializeRendererAndDrawFrame();
-
- // Scroll to the right in screen coordinates with a gesture.
- IntSize gestureScrollDelta(10, 0);
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(0, 0), CCInputHandlerClient::Gesture), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), gestureScrollDelta);
- m_hostImpl->scrollEnd();
-
- // The layer should have scrolled down in its local coordinates.
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- expectContains(*scrollInfo.get(), m_hostImpl->rootLayer()->id(), IntSize(0, gestureScrollDelta.width()));
-
- // Reset and scroll down with the wheel.
- m_hostImpl->rootLayer()->setScrollDelta(FloatSize());
- IntSize wheelScrollDelta(0, 10);
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(0, 0), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), wheelScrollDelta);
- m_hostImpl->scrollEnd();
-
- // The layer should have scrolled down in its local coordinates.
- scrollInfo = m_hostImpl->processScrollDeltas();
- expectContains(*scrollInfo.get(), m_hostImpl->rootLayer()->id(), wheelScrollDelta);
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollNonAxisAlignedRotatedLayer)
-{
- setupScrollAndContentsLayers(IntSize(100, 100));
- int childLayerId = 3;
- float childLayerAngle = -20;
-
- // Create a child layer that is rotated to a non-axis-aligned angle.
- scoped_ptr<CCLayerImpl> child = createScrollableLayer(childLayerId, m_hostImpl->rootLayer()->contentBounds());
- WebTransformationMatrix rotateTransform;
- rotateTransform.translate(-50, -50);
- rotateTransform.rotate(childLayerAngle);
- rotateTransform.translate(50, 50);
- child->setTransform(rotateTransform);
-
- // Only allow vertical scrolling.
- child->setMaxScrollPosition(IntSize(0, child->contentBounds().height()));
- m_hostImpl->rootLayer()->addChild(child.Pass());
-
- IntSize surfaceSize(50, 50);
- m_hostImpl->setViewportSize(surfaceSize, surfaceSize);
- initializeRendererAndDrawFrame();
-
- {
- // Scroll down in screen coordinates with a gesture.
- IntSize gestureScrollDelta(0, 10);
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(0, 0), CCInputHandlerClient::Gesture), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), gestureScrollDelta);
- m_hostImpl->scrollEnd();
-
- // The child layer should have scrolled down in its local coordinates an amount proportional to
- // the angle between it and the input scroll delta.
- IntSize expectedScrollDelta(0, gestureScrollDelta.height() * cosf(deg2rad(childLayerAngle)));
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- expectContains(*scrollInfo.get(), childLayerId, expectedScrollDelta);
-
- // The root layer should not have scrolled, because the input delta was close to the layer's
- // axis of movement.
- EXPECT_EQ(scrollInfo->scrolls.size(), 1u);
- }
-
- {
- // Now reset and scroll the same amount horizontally.
- m_hostImpl->rootLayer()->children()[1]->setScrollDelta(FloatSize());
- IntSize gestureScrollDelta(10, 0);
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(0, 0), CCInputHandlerClient::Gesture), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), gestureScrollDelta);
- m_hostImpl->scrollEnd();
-
- // The child layer should have scrolled down in its local coordinates an amount proportional to
- // the angle between it and the input scroll delta.
- IntSize expectedScrollDelta(0, -gestureScrollDelta.width() * sinf(deg2rad(childLayerAngle)));
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- expectContains(*scrollInfo.get(), childLayerId, expectedScrollDelta);
-
- // The root layer should have scrolled more, since the input scroll delta was mostly
- // orthogonal to the child layer's vertical scroll axis.
- IntSize expectedRootScrollDelta(gestureScrollDelta.width() * pow(cosf(deg2rad(childLayerAngle)), 2), 0);
- expectContains(*scrollInfo.get(), m_hostImpl->rootLayer()->id(), expectedRootScrollDelta);
- }
-}
-
-TEST_P(CCLayerTreeHostImplTest, scrollScaledLayer)
-{
- setupScrollAndContentsLayers(IntSize(100, 100));
-
- // Scale the layer to twice its normal size.
- int scale = 2;
- WebTransformationMatrix scaleTransform;
- scaleTransform.scale(scale);
- m_hostImpl->rootLayer()->setTransform(scaleTransform);
-
- IntSize surfaceSize(50, 50);
- m_hostImpl->setViewportSize(surfaceSize, surfaceSize);
- initializeRendererAndDrawFrame();
-
- // Scroll down in screen coordinates with a gesture.
- IntSize scrollDelta(0, 10);
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(0, 0), CCInputHandlerClient::Gesture), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), scrollDelta);
- m_hostImpl->scrollEnd();
-
- // The layer should have scrolled down in its local coordinates, but half he amount.
- scoped_ptr<CCScrollAndScaleSet> scrollInfo = m_hostImpl->processScrollDeltas();
- expectContains(*scrollInfo.get(), m_hostImpl->rootLayer()->id(), IntSize(0, scrollDelta.height() / scale));
-
- // Reset and scroll down with the wheel.
- m_hostImpl->rootLayer()->setScrollDelta(FloatSize());
- IntSize wheelScrollDelta(0, 10);
- EXPECT_EQ(m_hostImpl->scrollBegin(IntPoint(0, 0), CCInputHandlerClient::Wheel), CCInputHandlerClient::ScrollStarted);
- m_hostImpl->scrollBy(IntPoint(), wheelScrollDelta);
- m_hostImpl->scrollEnd();
-
- // The scale should not have been applied to the scroll delta.
- scrollInfo = m_hostImpl->processScrollDeltas();
- expectContains(*scrollInfo.get(), m_hostImpl->rootLayer()->id(), wheelScrollDelta);
-}
-
-class BlendStateTrackerContext: public FakeWebGraphicsContext3D {
-public:
- BlendStateTrackerContext() : m_blend(false) { }
-
- virtual void enable(WGC3Denum cap)
- {
- if (cap == GraphicsContext3D::BLEND)
- m_blend = true;
- }
-
- virtual void disable(WGC3Denum cap)
- {
- if (cap == GraphicsContext3D::BLEND)
- m_blend = false;
- }
-
- bool blend() const { return m_blend; }
-
-private:
- bool m_blend;
-};
-
-class BlendStateCheckLayer : public CCLayerImpl {
-public:
- static scoped_ptr<CCLayerImpl> create(int id, CCResourceProvider* resourceProvider) { return scoped_ptr<CCLayerImpl>(new BlendStateCheckLayer(id, resourceProvider)); }
-
- virtual void appendQuads(CCQuadSink& quadSink, CCAppendQuadsData& appendQuadsData) OVERRIDE
- {
- m_quadsAppended = true;
-
- IntRect opaqueRect;
- if (contentsOpaque())
- opaqueRect = m_quadRect;
- else
- opaqueRect = m_opaqueContentRect;
-
- CCSharedQuadState* sharedQuadState = quadSink.useSharedQuadState(createSharedQuadState());
- scoped_ptr<CCTileDrawQuad> testBlendingDrawQuad = CCTileDrawQuad::create(sharedQuadState, m_quadRect, opaqueRect, m_resourceId, IntPoint(), IntSize(1, 1), 0, false, false, false, false, false);
- testBlendingDrawQuad->setQuadVisibleRect(m_quadVisibleRect);
- EXPECT_EQ(m_blend, testBlendingDrawQuad->needsBlending());
- EXPECT_EQ(m_hasRenderSurface, !!renderSurface());
- quadSink.append(testBlendingDrawQuad.PassAs<CCDrawQuad>(), appendQuadsData);
- }
-
- void setExpectation(bool blend, bool hasRenderSurface)
- {
- m_blend = blend;
- m_hasRenderSurface = hasRenderSurface;
- m_quadsAppended = false;
- }
-
- bool quadsAppended() const { return m_quadsAppended; }
-
- void setQuadRect(const IntRect& rect) { m_quadRect = rect; }
- void setQuadVisibleRect(const IntRect& rect) { m_quadVisibleRect = rect; }
- void setOpaqueContentRect(const IntRect& rect) { m_opaqueContentRect = rect; }
-
-private:
- explicit BlendStateCheckLayer(int id, CCResourceProvider* resourceProvider)
- : CCLayerImpl(id)
- , m_blend(false)
- , m_hasRenderSurface(false)
- , m_quadsAppended(false)
- , m_quadRect(5, 5, 5, 5)
- , m_quadVisibleRect(5, 5, 5, 5)
- , m_resourceId(resourceProvider->createResource(CCRenderer::ContentPool, IntSize(1, 1), GraphicsContext3D::RGBA, CCResourceProvider::TextureUsageAny))
- {
- setAnchorPoint(FloatPoint(0, 0));
- setBounds(IntSize(10, 10));
- setContentBounds(IntSize(10, 10));
- setDrawsContent(true);
- }
-
- bool m_blend;
- bool m_hasRenderSurface;
- bool m_quadsAppended;
- IntRect m_quadRect;
- IntRect m_opaqueContentRect;
- IntRect m_quadVisibleRect;
- CCResourceProvider::ResourceId m_resourceId;
-};
-
-TEST_P(CCLayerTreeHostImplTest, blendingOffWhenDrawingOpaqueLayers)
-{
- {
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- root->setAnchorPoint(FloatPoint(0, 0));
- root->setBounds(IntSize(10, 10));
- root->setContentBounds(root->bounds());
- root->setDrawsContent(false);
- m_hostImpl->setRootLayer(root.Pass());
- }
- CCLayerImpl* root = m_hostImpl->rootLayer();
-
- root->addChild(BlendStateCheckLayer::create(2, m_hostImpl->resourceProvider()));
- BlendStateCheckLayer* layer1 = static_cast<BlendStateCheckLayer*>(root->children()[0]);
- layer1->setPosition(FloatPoint(2, 2));
-
- CCLayerTreeHostImpl::FrameData frame;
-
- // Opaque layer, drawn without blending.
- layer1->setContentsOpaque(true);
- layer1->setExpectation(false, false);
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- EXPECT_TRUE(layer1->quadsAppended());
- m_hostImpl->didDrawAllLayers(frame);
-
- // Layer with translucent content and painting, so drawn with blending.
- layer1->setContentsOpaque(false);
- layer1->setExpectation(true, false);
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- EXPECT_TRUE(layer1->quadsAppended());
- m_hostImpl->didDrawAllLayers(frame);
-
- // Layer with translucent opacity, drawn with blending.
- layer1->setContentsOpaque(true);
- layer1->setOpacity(0.5);
- layer1->setExpectation(true, false);
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- EXPECT_TRUE(layer1->quadsAppended());
- m_hostImpl->didDrawAllLayers(frame);
-
- // Layer with translucent opacity and painting, drawn with blending.
- layer1->setContentsOpaque(true);
- layer1->setOpacity(0.5);
- layer1->setExpectation(true, false);
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- EXPECT_TRUE(layer1->quadsAppended());
- m_hostImpl->didDrawAllLayers(frame);
-
- layer1->addChild(BlendStateCheckLayer::create(3, m_hostImpl->resourceProvider()));
- BlendStateCheckLayer* layer2 = static_cast<BlendStateCheckLayer*>(layer1->children()[0]);
- layer2->setPosition(FloatPoint(4, 4));
-
- // 2 opaque layers, drawn without blending.
- layer1->setContentsOpaque(true);
- layer1->setOpacity(1);
- layer1->setExpectation(false, false);
- layer2->setContentsOpaque(true);
- layer2->setOpacity(1);
- layer2->setExpectation(false, false);
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- EXPECT_TRUE(layer1->quadsAppended());
- EXPECT_TRUE(layer2->quadsAppended());
- m_hostImpl->didDrawAllLayers(frame);
-
- // Parent layer with translucent content, drawn with blending.
- // Child layer with opaque content, drawn without blending.
- layer1->setContentsOpaque(false);
- layer1->setExpectation(true, false);
- layer2->setExpectation(false, false);
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- EXPECT_TRUE(layer1->quadsAppended());
- EXPECT_TRUE(layer2->quadsAppended());
- m_hostImpl->didDrawAllLayers(frame);
-
- // Parent layer with translucent content but opaque painting, drawn without blending.
- // Child layer with opaque content, drawn without blending.
- layer1->setContentsOpaque(true);
- layer1->setExpectation(false, false);
- layer2->setExpectation(false, false);
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- EXPECT_TRUE(layer1->quadsAppended());
- EXPECT_TRUE(layer2->quadsAppended());
- m_hostImpl->didDrawAllLayers(frame);
-
- // Parent layer with translucent opacity and opaque content. Since it has a
- // drawing child, it's drawn to a render surface which carries the opacity,
- // so it's itself drawn without blending.
- // Child layer with opaque content, drawn without blending (parent surface
- // carries the inherited opacity).
- layer1->setContentsOpaque(true);
- layer1->setOpacity(0.5);
- layer1->setExpectation(false, true);
- layer2->setExpectation(false, false);
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- EXPECT_TRUE(layer1->quadsAppended());
- EXPECT_TRUE(layer2->quadsAppended());
- m_hostImpl->didDrawAllLayers(frame);
-
- // Draw again, but with child non-opaque, to make sure
- // layer1 not culled.
- layer1->setContentsOpaque(true);
- layer1->setOpacity(1);
- layer1->setExpectation(false, false);
- layer2->setContentsOpaque(true);
- layer2->setOpacity(0.5);
- layer2->setExpectation(true, false);
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- EXPECT_TRUE(layer1->quadsAppended());
- EXPECT_TRUE(layer2->quadsAppended());
- m_hostImpl->didDrawAllLayers(frame);
-
- // A second way of making the child non-opaque.
- layer1->setContentsOpaque(true);
- layer1->setOpacity(1);
- layer1->setExpectation(false, false);
- layer2->setContentsOpaque(false);
- layer2->setOpacity(1);
- layer2->setExpectation(true, false);
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- EXPECT_TRUE(layer1->quadsAppended());
- EXPECT_TRUE(layer2->quadsAppended());
- m_hostImpl->didDrawAllLayers(frame);
-
- // And when the layer says its not opaque but is painted opaque, it is not blended.
- layer1->setContentsOpaque(true);
- layer1->setOpacity(1);
- layer1->setExpectation(false, false);
- layer2->setContentsOpaque(true);
- layer2->setOpacity(1);
- layer2->setExpectation(false, false);
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- EXPECT_TRUE(layer1->quadsAppended());
- EXPECT_TRUE(layer2->quadsAppended());
- m_hostImpl->didDrawAllLayers(frame);
-
- // Layer with partially opaque contents, drawn with blending.
- layer1->setContentsOpaque(false);
- layer1->setQuadRect(IntRect(5, 5, 5, 5));
- layer1->setQuadVisibleRect(IntRect(5, 5, 5, 5));
- layer1->setOpaqueContentRect(IntRect(5, 5, 2, 5));
- layer1->setExpectation(true, false);
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- EXPECT_TRUE(layer1->quadsAppended());
- m_hostImpl->didDrawAllLayers(frame);
-
- // Layer with partially opaque contents partially culled, drawn with blending.
- layer1->setContentsOpaque(false);
- layer1->setQuadRect(IntRect(5, 5, 5, 5));
- layer1->setQuadVisibleRect(IntRect(5, 5, 5, 2));
- layer1->setOpaqueContentRect(IntRect(5, 5, 2, 5));
- layer1->setExpectation(true, false);
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- EXPECT_TRUE(layer1->quadsAppended());
- m_hostImpl->didDrawAllLayers(frame);
-
- // Layer with partially opaque contents culled, drawn with blending.
- layer1->setContentsOpaque(false);
- layer1->setQuadRect(IntRect(5, 5, 5, 5));
- layer1->setQuadVisibleRect(IntRect(7, 5, 3, 5));
- layer1->setOpaqueContentRect(IntRect(5, 5, 2, 5));
- layer1->setExpectation(true, false);
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- EXPECT_TRUE(layer1->quadsAppended());
- m_hostImpl->didDrawAllLayers(frame);
-
- // Layer with partially opaque contents and translucent contents culled, drawn without blending.
- layer1->setContentsOpaque(false);
- layer1->setQuadRect(IntRect(5, 5, 5, 5));
- layer1->setQuadVisibleRect(IntRect(5, 5, 2, 5));
- layer1->setOpaqueContentRect(IntRect(5, 5, 2, 5));
- layer1->setExpectation(false, false);
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- EXPECT_TRUE(layer1->quadsAppended());
- m_hostImpl->didDrawAllLayers(frame);
-
-}
-
-TEST_P(CCLayerTreeHostImplTest, viewportCovered)
-{
- m_hostImpl->initializeRenderer(createContext());
- m_hostImpl->setBackgroundColor(SK_ColorGRAY);
-
- IntSize viewportSize(1000, 1000);
- m_hostImpl->setViewportSize(viewportSize, viewportSize);
-
- m_hostImpl->setRootLayer(BlendStateCheckLayer::create(1, m_hostImpl->resourceProvider()));
- BlendStateCheckLayer* root = static_cast<BlendStateCheckLayer*>(m_hostImpl->rootLayer());
- root->setExpectation(false, true);
- root->setContentsOpaque(true);
-
- // No gutter rects
- {
- IntRect layerRect(0, 0, 1000, 1000);
- root->setPosition(layerRect.location());
- root->setBounds(layerRect.size());
- root->setContentBounds(layerRect.size());
- root->setQuadRect(IntRect(IntPoint(), layerRect.size()));
- root->setQuadVisibleRect(IntRect(IntPoint(), layerRect.size()));
-
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- ASSERT_EQ(1u, frame.renderPasses.size());
-
- size_t numGutterQuads = 0;
- for (size_t i = 0; i < frame.renderPasses[0]->quadList().size(); ++i)
- numGutterQuads += (frame.renderPasses[0]->quadList()[i]->material() == CCDrawQuad::SolidColor) ? 1 : 0;
- EXPECT_EQ(0u, numGutterQuads);
- EXPECT_EQ(1u, frame.renderPasses[0]->quadList().size());
-
- verifyQuadsExactlyCoverRect(frame.renderPasses[0]->quadList(), IntRect(-layerRect.location(), viewportSize));
- m_hostImpl->didDrawAllLayers(frame);
- }
-
- // Empty visible content area (fullscreen gutter rect)
- {
- IntRect layerRect(0, 0, 0, 0);
- root->setPosition(layerRect.location());
- root->setBounds(layerRect.size());
- root->setContentBounds(layerRect.size());
- root->setQuadRect(IntRect(IntPoint(), layerRect.size()));
- root->setQuadVisibleRect(IntRect(IntPoint(), layerRect.size()));
-
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- ASSERT_EQ(1u, frame.renderPasses.size());
- m_hostImpl->didDrawAllLayers(frame);
-
- size_t numGutterQuads = 0;
- for (size_t i = 0; i < frame.renderPasses[0]->quadList().size(); ++i)
- numGutterQuads += (frame.renderPasses[0]->quadList()[i]->material() == CCDrawQuad::SolidColor) ? 1 : 0;
- EXPECT_EQ(1u, numGutterQuads);
- EXPECT_EQ(1u, frame.renderPasses[0]->quadList().size());
-
- verifyQuadsExactlyCoverRect(frame.renderPasses[0]->quadList(), IntRect(-layerRect.location(), viewportSize));
- m_hostImpl->didDrawAllLayers(frame);
- }
-
- // Content area in middle of clip rect (four surrounding gutter rects)
- {
- IntRect layerRect(500, 500, 200, 200);
- root->setPosition(layerRect.location());
- root->setBounds(layerRect.size());
- root->setContentBounds(layerRect.size());
- root->setQuadRect(IntRect(IntPoint(), layerRect.size()));
- root->setQuadVisibleRect(IntRect(IntPoint(), layerRect.size()));
-
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- ASSERT_EQ(1u, frame.renderPasses.size());
-
- size_t numGutterQuads = 0;
- for (size_t i = 0; i < frame.renderPasses[0]->quadList().size(); ++i)
- numGutterQuads += (frame.renderPasses[0]->quadList()[i]->material() == CCDrawQuad::SolidColor) ? 1 : 0;
- EXPECT_EQ(4u, numGutterQuads);
- EXPECT_EQ(5u, frame.renderPasses[0]->quadList().size());
-
- verifyQuadsExactlyCoverRect(frame.renderPasses[0]->quadList(), IntRect(-layerRect.location(), viewportSize));
- m_hostImpl->didDrawAllLayers(frame);
- }
-
-}
-
-
-class ReshapeTrackerContext: public FakeWebGraphicsContext3D {
-public:
- ReshapeTrackerContext() : m_reshapeCalled(false) { }
-
- virtual void reshape(int width, int height)
- {
- m_reshapeCalled = true;
- }
-
- bool reshapeCalled() const { return m_reshapeCalled; }
-
-private:
- bool m_reshapeCalled;
-};
-
-class FakeDrawableCCLayerImpl: public CCLayerImpl {
-public:
- static scoped_ptr<CCLayerImpl> create(int id) { return scoped_ptr<CCLayerImpl>(new FakeDrawableCCLayerImpl(id)); }
-protected:
- explicit FakeDrawableCCLayerImpl(int id) : CCLayerImpl(id) { }
-};
-
-// Only reshape when we know we are going to draw. Otherwise, the reshape
-// can leave the window at the wrong size if we never draw and the proper
-// viewport size is never set.
-TEST_P(CCLayerTreeHostImplTest, reshapeNotCalledUntilDraw)
-{
- scoped_ptr<CCGraphicsContext> ccContext = FakeWebCompositorOutputSurface::create(adoptPtr(new ReshapeTrackerContext)).PassAs<CCGraphicsContext>();
- ReshapeTrackerContext* reshapeTracker = static_cast<ReshapeTrackerContext*>(ccContext->context3D());
- m_hostImpl->initializeRenderer(ccContext.Pass());
-
- scoped_ptr<CCLayerImpl> root = FakeDrawableCCLayerImpl::create(1);
- root->setAnchorPoint(FloatPoint(0, 0));
- root->setBounds(IntSize(10, 10));
- root->setDrawsContent(true);
- m_hostImpl->setRootLayer(root.Pass());
- EXPECT_FALSE(reshapeTracker->reshapeCalled());
-
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- EXPECT_TRUE(reshapeTracker->reshapeCalled());
- m_hostImpl->didDrawAllLayers(frame);
-}
-
-class PartialSwapTrackerContext : public FakeWebGraphicsContext3D {
-public:
- virtual void postSubBufferCHROMIUM(int x, int y, int width, int height)
- {
- m_partialSwapRect = IntRect(x, y, width, height);
- }
-
- virtual WebString getString(WGC3Denum name)
- {
- if (name == GraphicsContext3D::EXTENSIONS)
- return WebString("GL_CHROMIUM_post_sub_buffer GL_CHROMIUM_set_visibility");
-
- return WebString();
- }
-
- IntRect partialSwapRect() const { return m_partialSwapRect; }
-
-private:
- IntRect m_partialSwapRect;
-};
-
-// Make sure damage tracking propagates all the way to the graphics context,
-// where it should request to swap only the subBuffer that is damaged.
-TEST_P(CCLayerTreeHostImplTest, partialSwapReceivesDamageRect)
-{
- scoped_ptr<CCGraphicsContext> ccContext = FakeWebCompositorOutputSurface::create(adoptPtr(new PartialSwapTrackerContext)).PassAs<CCGraphicsContext>();
- PartialSwapTrackerContext* partialSwapTracker = static_cast<PartialSwapTrackerContext*>(ccContext->context3D());
-
- // This test creates its own CCLayerTreeHostImpl, so
- // that we can force partial swap enabled.
- CCLayerTreeSettings settings;
- CCSettings::setPartialSwapEnabled(true);
- scoped_ptr<CCLayerTreeHostImpl> layerTreeHostImpl = CCLayerTreeHostImpl::create(settings, this);
- layerTreeHostImpl->initializeRenderer(ccContext.Pass());
- layerTreeHostImpl->setViewportSize(IntSize(500, 500), IntSize(500, 500));
-
- scoped_ptr<CCLayerImpl> root = FakeDrawableCCLayerImpl::create(1);
- scoped_ptr<CCLayerImpl> child = FakeDrawableCCLayerImpl::create(2);
- child->setPosition(FloatPoint(12, 13));
- child->setAnchorPoint(FloatPoint(0, 0));
- child->setBounds(IntSize(14, 15));
- child->setContentBounds(IntSize(14, 15));
- child->setDrawsContent(true);
- root->setAnchorPoint(FloatPoint(0, 0));
- root->setBounds(IntSize(500, 500));
- root->setContentBounds(IntSize(500, 500));
- root->setDrawsContent(true);
- root->addChild(child.Pass());
- layerTreeHostImpl->setRootLayer(root.Pass());
-
- CCLayerTreeHostImpl::FrameData frame;
-
- // First frame, the entire screen should get swapped.
- EXPECT_TRUE(layerTreeHostImpl->prepareToDraw(frame));
- layerTreeHostImpl->drawLayers(frame);
- layerTreeHostImpl->didDrawAllLayers(frame);
- layerTreeHostImpl->swapBuffers();
- IntRect actualSwapRect = partialSwapTracker->partialSwapRect();
- IntRect expectedSwapRect = IntRect(IntPoint::zero(), IntSize(500, 500));
- EXPECT_EQ(expectedSwapRect.x(), actualSwapRect.x());
- EXPECT_EQ(expectedSwapRect.y(), actualSwapRect.y());
- EXPECT_EQ(expectedSwapRect.width(), actualSwapRect.width());
- EXPECT_EQ(expectedSwapRect.height(), actualSwapRect.height());
-
- // Second frame, only the damaged area should get swapped. Damage should be the union
- // of old and new child rects.
- // expected damage rect: IntRect(IntPoint::zero(), IntSize(26, 28));
- // expected swap rect: vertically flipped, with origin at bottom left corner.
- layerTreeHostImpl->rootLayer()->children()[0]->setPosition(FloatPoint(0, 0));
- EXPECT_TRUE(layerTreeHostImpl->prepareToDraw(frame));
- layerTreeHostImpl->drawLayers(frame);
- m_hostImpl->didDrawAllLayers(frame);
- layerTreeHostImpl->swapBuffers();
- actualSwapRect = partialSwapTracker->partialSwapRect();
- expectedSwapRect = IntRect(IntPoint(0, 500-28), IntSize(26, 28));
- EXPECT_EQ(expectedSwapRect.x(), actualSwapRect.x());
- EXPECT_EQ(expectedSwapRect.y(), actualSwapRect.y());
- EXPECT_EQ(expectedSwapRect.width(), actualSwapRect.width());
- EXPECT_EQ(expectedSwapRect.height(), actualSwapRect.height());
-
- // Make sure that partial swap is constrained to the viewport dimensions
- // expected damage rect: IntRect(IntPoint::zero(), IntSize(500, 500));
- // expected swap rect: flipped damage rect, but also clamped to viewport
- layerTreeHostImpl->setViewportSize(IntSize(10, 10), IntSize(10, 10));
- layerTreeHostImpl->rootLayer()->setOpacity(0.7f); // this will damage everything
- EXPECT_TRUE(layerTreeHostImpl->prepareToDraw(frame));
- layerTreeHostImpl->drawLayers(frame);
- m_hostImpl->didDrawAllLayers(frame);
- layerTreeHostImpl->swapBuffers();
- actualSwapRect = partialSwapTracker->partialSwapRect();
- expectedSwapRect = IntRect(IntPoint::zero(), IntSize(10, 10));
- EXPECT_EQ(expectedSwapRect.x(), actualSwapRect.x());
- EXPECT_EQ(expectedSwapRect.y(), actualSwapRect.y());
- EXPECT_EQ(expectedSwapRect.width(), actualSwapRect.width());
- EXPECT_EQ(expectedSwapRect.height(), actualSwapRect.height());
-}
-
-TEST_P(CCLayerTreeHostImplTest, rootLayerDoesntCreateExtraSurface)
-{
- scoped_ptr<CCLayerImpl> root = FakeDrawableCCLayerImpl::create(1);
- scoped_ptr<CCLayerImpl> child = FakeDrawableCCLayerImpl::create(2);
- child->setAnchorPoint(FloatPoint(0, 0));
- child->setBounds(IntSize(10, 10));
- child->setContentBounds(IntSize(10, 10));
- child->setDrawsContent(true);
- root->setAnchorPoint(FloatPoint(0, 0));
- root->setBounds(IntSize(10, 10));
- root->setContentBounds(IntSize(10, 10));
- root->setDrawsContent(true);
- root->setOpacity(0.7f);
- root->addChild(child.Pass());
-
- m_hostImpl->setRootLayer(root.Pass());
-
- CCLayerTreeHostImpl::FrameData frame;
-
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- EXPECT_EQ(1u, frame.renderSurfaceLayerList->size());
- EXPECT_EQ(1u, frame.renderPasses.size());
- m_hostImpl->didDrawAllLayers(frame);
-}
-
-} // namespace
-
-class FakeLayerWithQuads : public CCLayerImpl {
-public:
- static scoped_ptr<CCLayerImpl> create(int id) { return scoped_ptr<CCLayerImpl>(new FakeLayerWithQuads(id)); }
-
- virtual void appendQuads(CCQuadSink& quadSink, CCAppendQuadsData& appendQuadsData) OVERRIDE
- {
- CCSharedQuadState* sharedQuadState = quadSink.useSharedQuadState(createSharedQuadState());
-
- SkColor gray = SkColorSetRGB(100, 100, 100);
- IntRect quadRect(IntPoint(0, 0), contentBounds());
- scoped_ptr<CCSolidColorDrawQuad> myQuad = CCSolidColorDrawQuad::create(sharedQuadState, quadRect, gray);
- quadSink.append(myQuad.PassAs<CCDrawQuad>(), appendQuadsData);
- }
-
-private:
- FakeLayerWithQuads(int id)
- : CCLayerImpl(id)
- {
- }
-};
-
-namespace {
-
-class MockContext : public FakeWebGraphicsContext3D {
-public:
- MOCK_METHOD1(useProgram, void(WebGLId program));
- MOCK_METHOD5(uniform4f, void(WGC3Dint location, WGC3Dfloat x, WGC3Dfloat y, WGC3Dfloat z, WGC3Dfloat w));
- MOCK_METHOD4(uniformMatrix4fv, void(WGC3Dint location, WGC3Dsizei count, WGC3Dboolean transpose, const WGC3Dfloat* value));
- MOCK_METHOD4(drawElements, void(WGC3Denum mode, WGC3Dsizei count, WGC3Denum type, WGC3Dintptr offset));
- MOCK_METHOD1(getString, WebString(WGC3Denum name));
- MOCK_METHOD0(getRequestableExtensionsCHROMIUM, WebString());
- MOCK_METHOD1(enable, void(WGC3Denum cap));
- MOCK_METHOD1(disable, void(WGC3Denum cap));
- MOCK_METHOD4(scissor, void(WGC3Dint x, WGC3Dint y, WGC3Dsizei width, WGC3Dsizei height));
-};
-
-class MockContextHarness {
-private:
- MockContext* m_context;
-public:
- MockContextHarness(MockContext* context)
- : m_context(context)
- {
- // Catch "uninteresting" calls
- EXPECT_CALL(*m_context, useProgram(_))
- .Times(0);
-
- EXPECT_CALL(*m_context, drawElements(_, _, _, _))
- .Times(0);
-
- // These are not asserted
- EXPECT_CALL(*m_context, uniformMatrix4fv(_, _, _, _))
- .WillRepeatedly(Return());
-
- EXPECT_CALL(*m_context, uniform4f(_, _, _, _, _))
- .WillRepeatedly(Return());
-
- // Any other strings are empty
- EXPECT_CALL(*m_context, getString(_))
- .WillRepeatedly(Return(WebString()));
-
- // Support for partial swap, if needed
- EXPECT_CALL(*m_context, getString(GraphicsContext3D::EXTENSIONS))
- .WillRepeatedly(Return(WebString("GL_CHROMIUM_post_sub_buffer")));
-
- EXPECT_CALL(*m_context, getRequestableExtensionsCHROMIUM())
- .WillRepeatedly(Return(WebString("GL_CHROMIUM_post_sub_buffer")));
-
- // Any un-sanctioned calls to enable() are OK
- EXPECT_CALL(*m_context, enable(_))
- .WillRepeatedly(Return());
-
- // Any un-sanctioned calls to disable() are OK
- EXPECT_CALL(*m_context, disable(_))
- .WillRepeatedly(Return());
- }
-
- void mustDrawSolidQuad()
- {
- EXPECT_CALL(*m_context, drawElements(GraphicsContext3D::TRIANGLES, 6, GraphicsContext3D::UNSIGNED_SHORT, 0))
- .WillOnce(Return())
- .RetiresOnSaturation();
-
- // 1 is hardcoded return value of fake createProgram()
- EXPECT_CALL(*m_context, useProgram(1))
- .WillOnce(Return())
- .RetiresOnSaturation();
-
- }
-
- void mustSetScissor(int x, int y, int width, int height)
- {
- EXPECT_CALL(*m_context, enable(GraphicsContext3D::SCISSOR_TEST))
- .WillRepeatedly(Return());
-
- EXPECT_CALL(*m_context, scissor(x, y, width, height))
- .Times(AtLeast(1))
- .WillRepeatedly(Return());
- }
-
- void mustSetNoScissor()
- {
- EXPECT_CALL(*m_context, disable(GraphicsContext3D::SCISSOR_TEST))
- .WillRepeatedly(Return());
-
- EXPECT_CALL(*m_context, enable(GraphicsContext3D::SCISSOR_TEST))
- .Times(0);
-
- EXPECT_CALL(*m_context, scissor(_, _, _, _))
- .Times(0);
- }
-};
-
-TEST_P(CCLayerTreeHostImplTest, noPartialSwap)
-{
- scoped_ptr<CCGraphicsContext> context = FakeWebCompositorOutputSurface::create(adoptPtr(new MockContext)).PassAs<CCGraphicsContext>();
- MockContext* mockContext = static_cast<MockContext*>(context->context3D());
- MockContextHarness harness(mockContext);
-
- harness.mustDrawSolidQuad();
- harness.mustSetScissor(0, 0, 10, 10);
-
- // Run test case
- scoped_ptr<CCLayerTreeHostImpl> myHostImpl = createLayerTreeHost(false, context.Pass(), FakeLayerWithQuads::create(1));
-
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- Mock::VerifyAndClearExpectations(&mockContext);
-}
-
-TEST_P(CCLayerTreeHostImplTest, partialSwap)
-{
- scoped_ptr<CCGraphicsContext> context = FakeWebCompositorOutputSurface::create(adoptPtr(new MockContext)).PassAs<CCGraphicsContext>();
- MockContext* mockContext = static_cast<MockContext*>(context->context3D());
- MockContextHarness harness(mockContext);
-
- scoped_ptr<CCLayerTreeHostImpl> myHostImpl = createLayerTreeHost(true, context.Pass(), FakeLayerWithQuads::create(1));
-
- // The first frame is not a partially-swapped one.
- harness.mustSetScissor(0, 0, 10, 10);
- harness.mustDrawSolidQuad();
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
- Mock::VerifyAndClearExpectations(&mockContext);
-
- // Damage a portion of the frame.
- myHostImpl->rootLayer()->setUpdateRect(IntRect(0, 0, 2, 3));
-
- // The second frame will be partially-swapped (the y coordinates are flipped).
- harness.mustSetScissor(0, 7, 2, 3);
- harness.mustDrawSolidQuad();
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
- Mock::VerifyAndClearExpectations(&mockContext);
-}
-
-class PartialSwapContext : public FakeWebGraphicsContext3D {
-public:
- WebString getString(WGC3Denum name)
- {
- if (name == GraphicsContext3D::EXTENSIONS)
- return WebString("GL_CHROMIUM_post_sub_buffer");
- return WebString();
- }
-
- WebString getRequestableExtensionsCHROMIUM()
- {
- return WebString("GL_CHROMIUM_post_sub_buffer");
- }
-
- // Unlimited texture size.
- virtual void getIntegerv(WGC3Denum pname, WGC3Dint* value)
- {
- if (pname == cc::GraphicsContext3D::MAX_TEXTURE_SIZE)
- *value = 8192;
- }
-};
-
-static scoped_ptr<CCLayerTreeHostImpl> setupLayersForOpacity(bool partialSwap, CCLayerTreeHostImplClient* client)
-{
- CCSettings::setPartialSwapEnabled(partialSwap);
-
- scoped_ptr<CCGraphicsContext> context = FakeWebCompositorOutputSurface::create(adoptPtr(new PartialSwapContext)).PassAs<CCGraphicsContext>();
-
- CCLayerTreeSettings settings;
- scoped_ptr<CCLayerTreeHostImpl> myHostImpl = CCLayerTreeHostImpl::create(settings, client);
- myHostImpl->initializeRenderer(context.Pass());
- myHostImpl->setViewportSize(IntSize(100, 100), IntSize(100, 100));
-
- /*
- Layers are created as follows:
-
- +--------------------+
- | 1 |
- | +-----------+ |
- | | 2 | |
- | | +-------------------+
- | | | 3 |
- | | +-------------------+
- | | | |
- | +-----------+ |
- | |
- | |
- +--------------------+
-
- Layers 1, 2 have render surfaces
- */
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- scoped_ptr<CCLayerImpl> child = CCLayerImpl::create(2);
- scoped_ptr<CCLayerImpl> grandChild = FakeLayerWithQuads::create(3);
-
- IntRect rootRect(0, 0, 100, 100);
- IntRect childRect(10, 10, 50, 50);
- IntRect grandChildRect(5, 5, 150, 150);
-
- root->createRenderSurface();
- root->setAnchorPoint(FloatPoint(0, 0));
- root->setPosition(FloatPoint(rootRect.x(), rootRect.y()));
- root->setBounds(IntSize(rootRect.width(), rootRect.height()));
- root->setContentBounds(root->bounds());
- root->setVisibleContentRect(rootRect);
- root->setDrawsContent(false);
- root->renderSurface()->setContentRect(IntRect(IntPoint(), IntSize(rootRect.width(), rootRect.height())));
-
- child->setAnchorPoint(FloatPoint(0, 0));
- child->setPosition(FloatPoint(childRect.x(), childRect.y()));
- child->setOpacity(0.5f);
- child->setBounds(IntSize(childRect.width(), childRect.height()));
- child->setContentBounds(child->bounds());
- child->setVisibleContentRect(childRect);
- child->setDrawsContent(false);
-
- grandChild->setAnchorPoint(FloatPoint(0, 0));
- grandChild->setPosition(IntPoint(grandChildRect.x(), grandChildRect.y()));
- grandChild->setBounds(IntSize(grandChildRect.width(), grandChildRect.height()));
- grandChild->setContentBounds(grandChild->bounds());
- grandChild->setVisibleContentRect(grandChildRect);
- grandChild->setDrawsContent(true);
-
- child->addChild(grandChild.Pass());
- root->addChild(child.Pass());
-
- myHostImpl->setRootLayer(root.Pass());
- return myHostImpl.Pass();
-}
-
-TEST_P(CCLayerTreeHostImplTest, contributingLayerEmptyScissorPartialSwap)
-{
- scoped_ptr<CCLayerTreeHostImpl> myHostImpl = setupLayersForOpacity(true, this);
-
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Just for consistency, the most interesting stuff already happened
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
-
- // Verify all quads have been computed
- ASSERT_EQ(2U, frame.renderPasses.size());
- ASSERT_EQ(1U, frame.renderPasses[0]->quadList().size());
- ASSERT_EQ(1U, frame.renderPasses[1]->quadList().size());
- EXPECT_EQ(CCDrawQuad::SolidColor, frame.renderPasses[0]->quadList()[0]->material());
- EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[1]->quadList()[0]->material());
- }
-}
-
-TEST_P(CCLayerTreeHostImplTest, contributingLayerEmptyScissorNoPartialSwap)
-{
- scoped_ptr<CCLayerTreeHostImpl> myHostImpl = setupLayersForOpacity(false, this);
-
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Just for consistency, the most interesting stuff already happened
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
-
- // Verify all quads have been computed
- ASSERT_EQ(2U, frame.renderPasses.size());
- ASSERT_EQ(1U, frame.renderPasses[0]->quadList().size());
- ASSERT_EQ(1U, frame.renderPasses[1]->quadList().size());
- EXPECT_EQ(CCDrawQuad::SolidColor, frame.renderPasses[0]->quadList()[0]->material());
- EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[1]->quadList()[0]->material());
- }
-}
-
-// Make sure that context lost notifications are propagated through the tree.
-class ContextLostNotificationCheckLayer : public CCLayerImpl {
-public:
- static scoped_ptr<CCLayerImpl> create(int id) { return scoped_ptr<CCLayerImpl>(new ContextLostNotificationCheckLayer(id)); }
-
- virtual void didLoseContext() OVERRIDE
- {
- m_didLoseContextCalled = true;
- }
-
- bool didLoseContextCalled() const { return m_didLoseContextCalled; }
-
-private:
- explicit ContextLostNotificationCheckLayer(int id)
- : CCLayerImpl(id)
- , m_didLoseContextCalled(false)
- {
- }
-
- bool m_didLoseContextCalled;
-};
-
-TEST_P(CCLayerTreeHostImplTest, contextLostAndRestoredNotificationSentToAllLayers)
-{
- m_hostImpl->setRootLayer(ContextLostNotificationCheckLayer::create(1));
- ContextLostNotificationCheckLayer* root = static_cast<ContextLostNotificationCheckLayer*>(m_hostImpl->rootLayer());
-
- root->addChild(ContextLostNotificationCheckLayer::create(1));
- ContextLostNotificationCheckLayer* layer1 = static_cast<ContextLostNotificationCheckLayer*>(root->children()[0]);
-
- layer1->addChild(ContextLostNotificationCheckLayer::create(2));
- ContextLostNotificationCheckLayer* layer2 = static_cast<ContextLostNotificationCheckLayer*>(layer1->children()[0]);
-
- EXPECT_FALSE(root->didLoseContextCalled());
- EXPECT_FALSE(layer1->didLoseContextCalled());
- EXPECT_FALSE(layer2->didLoseContextCalled());
-
- m_hostImpl->initializeRenderer(createContext());
-
- EXPECT_TRUE(root->didLoseContextCalled());
- EXPECT_TRUE(layer1->didLoseContextCalled());
- EXPECT_TRUE(layer2->didLoseContextCalled());
-}
-
-TEST_P(CCLayerTreeHostImplTest, finishAllRenderingAfterContextLost)
-{
- CCLayerTreeSettings settings;
- m_hostImpl = CCLayerTreeHostImpl::create(settings, this);
-
- // The context initialization will fail, but we should still be able to call finishAllRendering() without any ill effects.
- m_hostImpl->initializeRenderer(FakeWebCompositorOutputSurface::create(adoptPtr(new FakeWebGraphicsContext3DMakeCurrentFails)).PassAs<CCGraphicsContext>());
- m_hostImpl->finishAllRendering();
-}
-
-class FakeWebGraphicsContext3DMakeCurrentFailsEventually : public FakeWebGraphicsContext3D {
-public:
- explicit FakeWebGraphicsContext3DMakeCurrentFailsEventually(unsigned succeedCount) : m_succeedCount(succeedCount) { }
- virtual bool makeContextCurrent() {
- if (!m_succeedCount)
- return false;
- --m_succeedCount;
- return true;
- }
-
-private:
- unsigned m_succeedCount;
-};
-
-TEST_P(CCLayerTreeHostImplTest, contextLostDuringInitialize)
-{
- CCLayerTreeSettings settings;
- m_hostImpl = CCLayerTreeHostImpl::create(settings, this);
-
- // Initialize into a known successful state.
- EXPECT_TRUE(m_hostImpl->initializeRenderer(createContext()));
- EXPECT_TRUE(m_hostImpl->context());
- EXPECT_TRUE(m_hostImpl->renderer());
- EXPECT_TRUE(m_hostImpl->resourceProvider());
-
- // We will make the context get lost after a numer of makeContextCurrent
- // calls. The exact number of calls to make it succeed is dependent on the
- // implementation and doesn't really matter (i.e. can be changed to make the
- // tests pass after some refactoring).
- const unsigned kMakeCurrentSuccessesNeededForSuccessfulInitialization = 3;
-
- for (unsigned i = 0; i < kMakeCurrentSuccessesNeededForSuccessfulInitialization; ++i) {
- // The context will get lost during initialization, we shouldn't crash. We
- // should also be in a consistent state.
- EXPECT_FALSE(m_hostImpl->initializeRenderer(FakeWebCompositorOutputSurface::create(adoptPtr(new FakeWebGraphicsContext3DMakeCurrentFailsEventually(i))).PassAs<CCGraphicsContext>()));
- EXPECT_EQ(0, m_hostImpl->context());
- EXPECT_EQ(0, m_hostImpl->renderer());
- EXPECT_EQ(0, m_hostImpl->resourceProvider());
- EXPECT_TRUE(m_hostImpl->initializeRenderer(createContext()));
- }
-
- EXPECT_TRUE(m_hostImpl->initializeRenderer(FakeWebCompositorOutputSurface::create(adoptPtr(new FakeWebGraphicsContext3DMakeCurrentFailsEventually(kMakeCurrentSuccessesNeededForSuccessfulInitialization))).PassAs<CCGraphicsContext>()));
- EXPECT_TRUE(m_hostImpl->context());
- EXPECT_TRUE(m_hostImpl->renderer());
- EXPECT_TRUE(m_hostImpl->resourceProvider());
-}
-
-// Fake WebGraphicsContext3D that will cause a failure if trying to use a
-// resource that wasn't created by it (resources created by
-// FakeWebGraphicsContext3D have an id of 1).
-class StrictWebGraphicsContext3D : public FakeWebGraphicsContext3D {
-public:
- StrictWebGraphicsContext3D()
- : FakeWebGraphicsContext3D()
- {
- m_nextTextureId = 7; // Start allocating texture ids larger than any other resource IDs so we can tell if someone's mixing up their resource types.
- }
-
- virtual WebGLId createBuffer() { return 2; }
- virtual WebGLId createFramebuffer() { return 3; }
- virtual WebGLId createProgram() { return 4; }
- virtual WebGLId createRenderbuffer() { return 5; }
- virtual WebGLId createShader(WGC3Denum) { return 6; }
-
- virtual void deleteBuffer(WebGLId id)
- {
- if (id != 2)
- ADD_FAILURE() << "Trying to delete buffer id " << id;
- }
-
- virtual void deleteFramebuffer(WebGLId id)
- {
- if (id != 3)
- ADD_FAILURE() << "Trying to delete framebuffer id " << id;
- }
-
- virtual void deleteProgram(WebGLId id)
- {
- if (id != 4)
- ADD_FAILURE() << "Trying to delete program id " << id;
- }
-
- virtual void deleteRenderbuffer(WebGLId id)
- {
- if (id != 5)
- ADD_FAILURE() << "Trying to delete renderbuffer id " << id;
- }
-
- virtual void deleteShader(WebGLId id)
- {
- if (id != 6)
- ADD_FAILURE() << "Trying to delete shader id " << id;
- }
-
- virtual WebGLId createTexture()
- {
- unsigned textureId = FakeWebGraphicsContext3D::createTexture();
- m_allocatedTextureIds.insert(textureId);
- return textureId;
- }
- virtual void deleteTexture(WebGLId id)
- {
- if (!ContainsKey(m_allocatedTextureIds, id))
- ADD_FAILURE() << "Trying to delete texture id " << id;
- m_allocatedTextureIds.erase(id);
- }
-
- virtual void bindBuffer(WGC3Denum, WebGLId id)
- {
- if (id != 2 && id)
- ADD_FAILURE() << "Trying to bind buffer id " << id;
- }
-
- virtual void bindFramebuffer(WGC3Denum, WebGLId id)
- {
- if (id != 3 && id)
- ADD_FAILURE() << "Trying to bind framebuffer id " << id;
- }
-
- virtual void useProgram(WebGLId id)
- {
- if (id != 4)
- ADD_FAILURE() << "Trying to use program id " << id;
- }
-
- virtual void bindRenderbuffer(WGC3Denum, WebGLId id)
- {
- if (id != 5 && id)
- ADD_FAILURE() << "Trying to bind renderbuffer id " << id;
- }
-
- virtual void attachShader(WebGLId program, WebGLId shader)
- {
- if ((program != 4) || (shader != 6))
- ADD_FAILURE() << "Trying to attach shader id " << shader << " to program id " << program;
- }
-
- virtual void bindTexture(WGC3Denum, WebGLId id)
- {
- if (id && !ContainsKey(m_allocatedTextureIds, id))
- ADD_FAILURE() << "Trying to bind texture id " << id;
- }
-
-private:
- base::hash_set<unsigned> m_allocatedTextureIds;
-};
-
-// Fake video frame that represents a 4x4 YUV video frame.
-class FakeVideoFrame: public WebVideoFrame {
-public:
- FakeVideoFrame() : m_textureId(0) { memset(m_data, 0x80, sizeof(m_data)); }
- virtual ~FakeVideoFrame() { }
- virtual Format format() const { return m_textureId ? FormatNativeTexture : FormatYV12; }
- virtual unsigned width() const { return 4; }
- virtual unsigned height() const { return 4; }
- virtual unsigned planes() const { return 3; }
- virtual int stride(unsigned plane) const { return 4; }
- virtual const void* data(unsigned plane) const { return m_data; }
- virtual unsigned textureId() const { return m_textureId; }
- virtual unsigned textureTarget() const { return m_textureId ? GraphicsContext3D::TEXTURE_2D : 0; }
-
- void setTextureId(unsigned id) { m_textureId = id; }
-
-private:
- char m_data[16];
- unsigned m_textureId;
-};
-
-// Fake video frame provider that always provides the same FakeVideoFrame.
-class FakeVideoFrameProvider: public WebVideoFrameProvider {
-public:
- FakeVideoFrameProvider() : m_frame(0), m_client(0) { }
- virtual ~FakeVideoFrameProvider()
- {
- if (m_client)
- m_client->stopUsingProvider();
- }
-
- virtual void setVideoFrameProviderClient(Client* client) { m_client = client; }
- virtual WebVideoFrame* getCurrentFrame() { return m_frame; }
- virtual void putCurrentFrame(WebVideoFrame*) { }
-
- void setFrame(WebVideoFrame* frame) { m_frame = frame; }
-
-private:
- WebVideoFrame* m_frame;
- Client* m_client;
-};
-
-class StrictWebGraphicsContext3DWithIOSurface : public StrictWebGraphicsContext3D {
-public:
- virtual WebString getString(WGC3Denum name) OVERRIDE
- {
- if (name == cc::GraphicsContext3D::EXTENSIONS)
- return WebString("GL_CHROMIUM_iosurface GL_ARB_texture_rectangle");
-
- return WebString();
- }
-};
-
-class FakeWebGraphicsContext3DWithIOSurface : public FakeWebGraphicsContext3D {
-public:
- virtual WebString getString(WGC3Denum name) OVERRIDE
- {
- if (name == cc::GraphicsContext3D::EXTENSIONS)
- return WebString("GL_CHROMIUM_iosurface GL_ARB_texture_rectangle");
-
- return WebString();
- }
-};
-
-class FakeWebScrollbarThemeGeometryNonEmpty : public FakeWebScrollbarThemeGeometry {
- virtual WebRect trackRect(WebScrollbar*) OVERRIDE { return WebRect(0, 0, 10, 10); }
- virtual WebRect thumbRect(WebScrollbar*) OVERRIDE { return WebRect(0, 5, 5, 2); }
- virtual void splitTrack(WebScrollbar*, const WebRect& track, WebRect& startTrack, WebRect& thumb, WebRect& endTrack) OVERRIDE
- {
- thumb = WebRect(0, 5, 5, 2);
- startTrack = WebRect(0, 5, 0, 5);
- endTrack = WebRect(0, 0, 0, 5);
- }
-};
-
-class FakeScrollbarLayerImpl : public CCScrollbarLayerImpl {
-public:
- static scoped_ptr<FakeScrollbarLayerImpl> create(int id)
- {
- return make_scoped_ptr(new FakeScrollbarLayerImpl(id));
- }
-
- void createResources(CCResourceProvider* provider)
- {
- ASSERT(provider);
- int pool = 0;
- IntSize size(10, 10);
- GC3Denum format = GraphicsContext3D::RGBA;
- CCResourceProvider::TextureUsageHint hint = CCResourceProvider::TextureUsageAny;
- setScrollbarGeometry(CCScrollbarGeometryFixedThumb::create(FakeWebScrollbarThemeGeometryNonEmpty::create()));
-
- setBackTrackResourceId(provider->createResource(pool, size, format, hint));
- setForeTrackResourceId(provider->createResource(pool, size, format, hint));
- setThumbResourceId(provider->createResource(pool, size, format, hint));
- }
-
-protected:
- explicit FakeScrollbarLayerImpl(int id)
- : CCScrollbarLayerImpl(id)
- {
- }
-};
-
-static inline scoped_ptr<CCRenderPass> createRenderPassWithResource(CCResourceProvider* provider)
-{
- CCResourceProvider::ResourceId resourceId = provider->createResource(0, IntSize(1, 1), GraphicsContext3D::RGBA, CCResourceProvider::TextureUsageAny);
-
- scoped_ptr<CCRenderPass> pass = CCRenderPass::create(CCRenderPass::Id(1, 1), IntRect(0, 0, 1, 1), WebTransformationMatrix());
- scoped_ptr<CCSharedQuadState> sharedState = CCSharedQuadState::create(WebTransformationMatrix(), IntRect(0, 0, 1, 1), IntRect(0, 0, 1, 1), 1, false);
- scoped_ptr<CCTextureDrawQuad> quad = CCTextureDrawQuad::create(sharedState.get(), IntRect(0, 0, 1, 1), resourceId, false, FloatRect(0, 0, 1, 1), false);
-
- static_cast<CCTestRenderPass*>(pass.get())->appendSharedQuadState(sharedState.Pass());
- static_cast<CCTestRenderPass*>(pass.get())->appendQuad(quad.PassAs<CCDrawQuad>());
-
- return pass.Pass();
-}
-
-TEST_P(CCLayerTreeHostImplTest, dontUseOldResourcesAfterLostContext)
-{
- int layerId = 1;
-
- scoped_ptr<CCLayerImpl> rootLayer(CCLayerImpl::create(layerId++));
- rootLayer->setBounds(IntSize(10, 10));
- rootLayer->setAnchorPoint(FloatPoint(0, 0));
-
- scoped_ptr<CCTiledLayerImpl> tileLayer = CCTiledLayerImpl::create(layerId++);
- tileLayer->setBounds(IntSize(10, 10));
- tileLayer->setAnchorPoint(FloatPoint(0, 0));
- tileLayer->setContentBounds(IntSize(10, 10));
- tileLayer->setDrawsContent(true);
- tileLayer->setSkipsDraw(false);
- OwnPtr<CCLayerTilingData> tilingData(CCLayerTilingData::create(IntSize(10, 10), CCLayerTilingData::NoBorderTexels));
- tilingData->setBounds(IntSize(10, 10));
- tileLayer->setTilingData(*tilingData);
- tileLayer->pushTileProperties(0, 0, 1, IntRect(0, 0, 10, 10));
- rootLayer->addChild(tileLayer.PassAs<CCLayerImpl>());
-
- scoped_ptr<CCTextureLayerImpl> textureLayer = CCTextureLayerImpl::create(layerId++);
- textureLayer->setBounds(IntSize(10, 10));
- textureLayer->setAnchorPoint(FloatPoint(0, 0));
- textureLayer->setContentBounds(IntSize(10, 10));
- textureLayer->setDrawsContent(true);
- textureLayer->setTextureId(1);
- rootLayer->addChild(textureLayer.PassAs<CCLayerImpl>());
-
- scoped_ptr<CCTiledLayerImpl> maskLayer = CCTiledLayerImpl::create(layerId++);
- maskLayer->setBounds(IntSize(10, 10));
- maskLayer->setAnchorPoint(FloatPoint(0, 0));
- maskLayer->setContentBounds(IntSize(10, 10));
- maskLayer->setDrawsContent(true);
- maskLayer->setSkipsDraw(false);
- maskLayer->setTilingData(*tilingData);
- maskLayer->pushTileProperties(0, 0, 1, IntRect(0, 0, 10, 10));
-
- scoped_ptr<CCTextureLayerImpl> textureLayerWithMask = CCTextureLayerImpl::create(layerId++);
- textureLayerWithMask->setBounds(IntSize(10, 10));
- textureLayerWithMask->setAnchorPoint(FloatPoint(0, 0));
- textureLayerWithMask->setContentBounds(IntSize(10, 10));
- textureLayerWithMask->setDrawsContent(true);
- textureLayerWithMask->setTextureId(1);
- textureLayerWithMask->setMaskLayer(maskLayer.PassAs<CCLayerImpl>());
- rootLayer->addChild(textureLayerWithMask.PassAs<CCLayerImpl>());
-
- FakeVideoFrame videoFrame;
- FakeVideoFrameProvider provider;
- provider.setFrame(&videoFrame);
- scoped_ptr<CCVideoLayerImpl> videoLayer = CCVideoLayerImpl::create(layerId++, &provider);
- videoLayer->setBounds(IntSize(10, 10));
- videoLayer->setAnchorPoint(FloatPoint(0, 0));
- videoLayer->setContentBounds(IntSize(10, 10));
- videoLayer->setDrawsContent(true);
- videoLayer->setLayerTreeHostImpl(m_hostImpl.get());
- rootLayer->addChild(videoLayer.PassAs<CCLayerImpl>());
-
- FakeVideoFrame hwVideoFrame;
- FakeVideoFrameProvider hwProvider;
- hwProvider.setFrame(&hwVideoFrame);
- scoped_ptr<CCVideoLayerImpl> hwVideoLayer = CCVideoLayerImpl::create(layerId++, &hwProvider);
- hwVideoLayer->setBounds(IntSize(10, 10));
- hwVideoLayer->setAnchorPoint(FloatPoint(0, 0));
- hwVideoLayer->setContentBounds(IntSize(10, 10));
- hwVideoLayer->setDrawsContent(true);
- hwVideoLayer->setLayerTreeHostImpl(m_hostImpl.get());
- rootLayer->addChild(hwVideoLayer.PassAs<CCLayerImpl>());
-
- scoped_ptr<CCIOSurfaceLayerImpl> ioSurfaceLayer = CCIOSurfaceLayerImpl::create(layerId++);
- ioSurfaceLayer->setBounds(IntSize(10, 10));
- ioSurfaceLayer->setAnchorPoint(FloatPoint(0, 0));
- ioSurfaceLayer->setContentBounds(IntSize(10, 10));
- ioSurfaceLayer->setDrawsContent(true);
- ioSurfaceLayer->setIOSurfaceProperties(1, IntSize(10, 10));
- ioSurfaceLayer->setLayerTreeHostImpl(m_hostImpl.get());
- rootLayer->addChild(ioSurfaceLayer.PassAs<CCLayerImpl>());
-
- scoped_ptr<CCHeadsUpDisplayLayerImpl> hudLayer = CCHeadsUpDisplayLayerImpl::create(layerId++);
- hudLayer->setBounds(IntSize(10, 10));
- hudLayer->setAnchorPoint(FloatPoint(0, 0));
- hudLayer->setContentBounds(IntSize(10, 10));
- hudLayer->setDrawsContent(true);
- hudLayer->setLayerTreeHostImpl(m_hostImpl.get());
- rootLayer->addChild(hudLayer.PassAs<CCLayerImpl>());
-
- scoped_ptr<FakeScrollbarLayerImpl> scrollbarLayer(FakeScrollbarLayerImpl::create(layerId++));
- scrollbarLayer->setBounds(IntSize(10, 10));
- scrollbarLayer->setContentBounds(IntSize(10, 10));
- scrollbarLayer->setDrawsContent(true);
- scrollbarLayer->setLayerTreeHostImpl(m_hostImpl.get());
- scrollbarLayer->createResources(m_hostImpl->resourceProvider());
- rootLayer->addChild(scrollbarLayer.PassAs<CCLayerImpl>());
-
- scoped_ptr<CCDelegatedRendererLayerImpl> delegatedRendererLayer(CCDelegatedRendererLayerImpl::create(layerId++));
- delegatedRendererLayer->setBounds(IntSize(10, 10));
- delegatedRendererLayer->setContentBounds(IntSize(10, 10));
- delegatedRendererLayer->setDrawsContent(true);
- delegatedRendererLayer->setLayerTreeHostImpl(m_hostImpl.get());
- ScopedPtrVector<CCRenderPass> passList;
- passList.append(createRenderPassWithResource(m_hostImpl->resourceProvider()));
- delegatedRendererLayer->setRenderPasses(passList);
- EXPECT_TRUE(passList.isEmpty());
- rootLayer->addChild(delegatedRendererLayer.PassAs<CCLayerImpl>());
-
- // Use a context that supports IOSurfaces
- m_hostImpl->initializeRenderer(FakeWebCompositorOutputSurface::create(adoptPtr(new FakeWebGraphicsContext3DWithIOSurface)).PassAs<CCGraphicsContext>());
-
- hwVideoFrame.setTextureId(m_hostImpl->resourceProvider()->graphicsContext3D()->createTexture());
-
- m_hostImpl->setRootLayer(rootLayer.Pass());
-
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- m_hostImpl->didDrawAllLayers(frame);
- m_hostImpl->swapBuffers();
-
- unsigned numResources = m_hostImpl->resourceProvider()->numResources();
-
- // Lose the context, replacing it with a StrictWebGraphicsContext3DWithIOSurface,
- // that will warn if any resource from the previous context gets used.
- m_hostImpl->initializeRenderer(FakeWebCompositorOutputSurface::create(adoptPtr(new StrictWebGraphicsContext3DWithIOSurface)).PassAs<CCGraphicsContext>());
-
- // Create dummy resources so that looking up an old resource will get an
- // invalid texture id mapping.
- for (unsigned i = 0; i < numResources; ++i)
- m_hostImpl->resourceProvider()->createResourceFromExternalTexture(1);
-
- // The WebVideoFrameProvider is expected to recreate its textures after a
- // lost context (or not serve a frame).
- hwProvider.setFrame(0);
-
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- m_hostImpl->didDrawAllLayers(frame);
- m_hostImpl->swapBuffers();
-
- hwVideoFrame.setTextureId(m_hostImpl->resourceProvider()->graphicsContext3D()->createTexture());
- hwProvider.setFrame(&hwVideoFrame);
-
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- m_hostImpl->didDrawAllLayers(frame);
- m_hostImpl->swapBuffers();
-}
-
-// Fake WebGraphicsContext3D that tracks the number of textures in use.
-class TrackingWebGraphicsContext3D : public FakeWebGraphicsContext3D {
-public:
- TrackingWebGraphicsContext3D()
- : FakeWebGraphicsContext3D()
- , m_numTextures(0)
- { }
-
- virtual WebGLId createTexture() OVERRIDE
- {
- WebGLId id = FakeWebGraphicsContext3D::createTexture();
-
- m_textures.set(id, true);
- ++m_numTextures;
- return id;
- }
-
- virtual void deleteTexture(WebGLId id) OVERRIDE
- {
- if (!m_textures.get(id))
- return;
-
- m_textures.set(id, false);
- --m_numTextures;
- }
-
- virtual WebString getString(WGC3Denum name) OVERRIDE
- {
- if (name == cc::GraphicsContext3D::EXTENSIONS)
- return WebString("GL_CHROMIUM_iosurface GL_ARB_texture_rectangle");
-
- return WebString();
- }
-
- unsigned numTextures() const { return m_numTextures; }
-
-private:
- HashMap<WebGLId, bool> m_textures;
- unsigned m_numTextures;
-};
-
-TEST_P(CCLayerTreeHostImplTest, layersFreeTextures)
-{
- scoped_ptr<CCLayerImpl> rootLayer(CCLayerImpl::create(1));
- rootLayer->setBounds(IntSize(10, 10));
- rootLayer->setAnchorPoint(FloatPoint(0, 0));
-
- scoped_ptr<CCTiledLayerImpl> tileLayer = CCTiledLayerImpl::create(2);
- tileLayer->setBounds(IntSize(10, 10));
- tileLayer->setAnchorPoint(FloatPoint(0, 0));
- tileLayer->setContentBounds(IntSize(10, 10));
- tileLayer->setDrawsContent(true);
- tileLayer->setSkipsDraw(false);
- OwnPtr<CCLayerTilingData> tilingData(CCLayerTilingData::create(IntSize(10, 10), CCLayerTilingData::NoBorderTexels));
- tilingData->setBounds(IntSize(10, 10));
- tileLayer->setTilingData(*tilingData);
- tileLayer->pushTileProperties(0, 0, 1, IntRect(0, 0, 10, 10));
- rootLayer->addChild(tileLayer.PassAs<CCLayerImpl>());
-
- scoped_ptr<CCTextureLayerImpl> textureLayer = CCTextureLayerImpl::create(3);
- textureLayer->setBounds(IntSize(10, 10));
- textureLayer->setAnchorPoint(FloatPoint(0, 0));
- textureLayer->setContentBounds(IntSize(10, 10));
- textureLayer->setDrawsContent(true);
- textureLayer->setTextureId(1);
- rootLayer->addChild(textureLayer.PassAs<CCLayerImpl>());
-
- FakeVideoFrameProvider provider;
- scoped_ptr<CCVideoLayerImpl> videoLayer = CCVideoLayerImpl::create(4, &provider);
- videoLayer->setBounds(IntSize(10, 10));
- videoLayer->setAnchorPoint(FloatPoint(0, 0));
- videoLayer->setContentBounds(IntSize(10, 10));
- videoLayer->setDrawsContent(true);
- videoLayer->setLayerTreeHostImpl(m_hostImpl.get());
- rootLayer->addChild(videoLayer.PassAs<CCLayerImpl>());
-
- scoped_ptr<CCIOSurfaceLayerImpl> ioSurfaceLayer = CCIOSurfaceLayerImpl::create(5);
- ioSurfaceLayer->setBounds(IntSize(10, 10));
- ioSurfaceLayer->setAnchorPoint(FloatPoint(0, 0));
- ioSurfaceLayer->setContentBounds(IntSize(10, 10));
- ioSurfaceLayer->setDrawsContent(true);
- ioSurfaceLayer->setIOSurfaceProperties(1, IntSize(10, 10));
- ioSurfaceLayer->setLayerTreeHostImpl(m_hostImpl.get());
- rootLayer->addChild(ioSurfaceLayer.PassAs<CCLayerImpl>());
-
- // Lose the context, replacing it with a TrackingWebGraphicsContext3D (which the CCLayerTreeHostImpl takes ownership of).
- scoped_ptr<CCGraphicsContext> ccContext(FakeWebCompositorOutputSurface::create(adoptPtr(new TrackingWebGraphicsContext3D)));
- TrackingWebGraphicsContext3D* trackingWebGraphicsContext = static_cast<TrackingWebGraphicsContext3D*>(ccContext->context3D());
- m_hostImpl->initializeRenderer(ccContext.Pass());
-
- m_hostImpl->setRootLayer(rootLayer.Pass());
-
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
- m_hostImpl->drawLayers(frame);
- m_hostImpl->didDrawAllLayers(frame);
- m_hostImpl->swapBuffers();
-
- EXPECT_GT(trackingWebGraphicsContext->numTextures(), 0u);
-
- // Kill the layer tree.
- m_hostImpl->setRootLayer(CCLayerImpl::create(100));
- // There should be no textures left in use after.
- EXPECT_EQ(0u, trackingWebGraphicsContext->numTextures());
-}
-
-class MockDrawQuadsToFillScreenContext : public FakeWebGraphicsContext3D {
-public:
- MOCK_METHOD1(useProgram, void(WebGLId program));
- MOCK_METHOD4(drawElements, void(WGC3Denum mode, WGC3Dsizei count, WGC3Denum type, WGC3Dintptr offset));
-};
-
-TEST_P(CCLayerTreeHostImplTest, hasTransparentBackground)
-{
- scoped_ptr<CCGraphicsContext> context = FakeWebCompositorOutputSurface::create(adoptPtr(new MockDrawQuadsToFillScreenContext)).PassAs<CCGraphicsContext>();
- MockDrawQuadsToFillScreenContext* mockContext = static_cast<MockDrawQuadsToFillScreenContext*>(context->context3D());
-
- // Run test case
- scoped_ptr<CCLayerTreeHostImpl> myHostImpl = createLayerTreeHost(false, context.Pass(), CCLayerImpl::create(1));
- myHostImpl->setBackgroundColor(SK_ColorWHITE);
-
- // Verify one quad is drawn when transparent background set is not set.
- myHostImpl->setHasTransparentBackground(false);
- EXPECT_CALL(*mockContext, useProgram(_))
- .Times(1);
- EXPECT_CALL(*mockContext, drawElements(_, _, _, _))
- .Times(1);
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- Mock::VerifyAndClearExpectations(&mockContext);
-
- // Verify no quads are drawn when transparent background is set.
- myHostImpl->setHasTransparentBackground(true);
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- Mock::VerifyAndClearExpectations(&mockContext);
-}
-
-static void addDrawingLayerTo(CCLayerImpl* parent, int id, const IntRect& layerRect, CCLayerImpl** result)
-{
- scoped_ptr<CCLayerImpl> layer = FakeLayerWithQuads::create(id);
- CCLayerImpl* layerPtr = layer.get();
- layerPtr->setAnchorPoint(FloatPoint(0, 0));
- layerPtr->setPosition(FloatPoint(layerRect.location()));
- layerPtr->setBounds(layerRect.size());
- layerPtr->setContentBounds(layerRect.size());
- layerPtr->setDrawsContent(true); // only children draw content
- layerPtr->setContentsOpaque(true);
- parent->addChild(layer.Pass());
- if (result)
- *result = layerPtr;
-}
-
-static void setupLayersForTextureCaching(CCLayerTreeHostImpl* layerTreeHostImpl, CCLayerImpl*& rootPtr, CCLayerImpl*& intermediateLayerPtr, CCLayerImpl*& surfaceLayerPtr, CCLayerImpl*& childPtr, const IntSize& rootSize)
-{
- scoped_ptr<CCGraphicsContext> context = FakeWebCompositorOutputSurface::create(adoptPtr(new PartialSwapContext)).PassAs<CCGraphicsContext>();
-
- layerTreeHostImpl->initializeRenderer(context.Pass());
- layerTreeHostImpl->setViewportSize(rootSize, rootSize);
-
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- rootPtr = root.get();
-
- root->setAnchorPoint(FloatPoint(0, 0));
- root->setPosition(FloatPoint(0, 0));
- root->setBounds(rootSize);
- root->setContentBounds(rootSize);
- root->setDrawsContent(true);
- layerTreeHostImpl->setRootLayer(root.Pass());
-
- addDrawingLayerTo(rootPtr, 2, IntRect(10, 10, rootSize.width(), rootSize.height()), &intermediateLayerPtr);
- intermediateLayerPtr->setDrawsContent(false); // only children draw content
-
- // Surface layer is the layer that changes its opacity
- // It will contain other layers that draw content.
- addDrawingLayerTo(intermediateLayerPtr, 3, IntRect(10, 10, rootSize.width(), rootSize.height()), &surfaceLayerPtr);
- surfaceLayerPtr->setDrawsContent(false); // only children draw content
- surfaceLayerPtr->setOpacity(0.5f); // This will cause it to have a surface
-
- // Child of the surface layer will produce some quads
- addDrawingLayerTo(surfaceLayerPtr, 4, IntRect(5, 5, rootSize.width() - 25, rootSize.height() - 25), &childPtr);
-}
-
-class CCRendererGLWithReleaseTextures : public CCRendererGL {
-public:
- using CCRendererGL::releaseRenderPassTextures;
-};
-
-TEST_P(CCLayerTreeHostImplTest, textureCachingWithClipping)
-{
- CCSettings::setPartialSwapEnabled(true);
-
- CCLayerTreeSettings settings;
- settings.minimumOcclusionTrackingSize = IntSize();
- scoped_ptr<CCLayerTreeHostImpl> myHostImpl = CCLayerTreeHostImpl::create(settings, this);
-
- CCLayerImpl* rootPtr;
- CCLayerImpl* surfaceLayerPtr;
-
- scoped_ptr<CCGraphicsContext> context = FakeWebCompositorOutputSurface::create(adoptPtr(new PartialSwapContext)).PassAs<CCGraphicsContext>();
-
- IntSize rootSize(100, 100);
-
- myHostImpl->initializeRenderer(context.Pass());
- myHostImpl->setViewportSize(IntSize(rootSize.width(), rootSize.height()), IntSize(rootSize.width(), rootSize.height()));
-
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- rootPtr = root.get();
-
- root->setAnchorPoint(FloatPoint(0, 0));
- root->setPosition(FloatPoint(0, 0));
- root->setBounds(rootSize);
- root->setContentBounds(rootSize);
- root->setDrawsContent(true);
- root->setMasksToBounds(true);
- myHostImpl->setRootLayer(root.Pass());
-
- addDrawingLayerTo(rootPtr, 3, IntRect(0, 0, rootSize.width(), rootSize.height()), &surfaceLayerPtr);
- surfaceLayerPtr->setDrawsContent(false);
-
- // Surface layer is the layer that changes its opacity
- // It will contain other layers that draw content.
- surfaceLayerPtr->setOpacity(0.5f); // This will cause it to have a surface
-
- addDrawingLayerTo(surfaceLayerPtr, 4, IntRect(0, 0, 100, 3), 0);
- addDrawingLayerTo(surfaceLayerPtr, 5, IntRect(0, 97, 100, 3), 0);
-
- // Rotation will put part of the child ouside the bounds of the root layer.
- // Nevertheless, the child layers should be drawn.
- WebTransformationMatrix transform = surfaceLayerPtr->transform();
- transform.translate(50, 50);
- transform.rotate(35);
- transform.translate(-50, -50);
- surfaceLayerPtr->setTransform(transform);
-
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive two render passes, each with one quad
- ASSERT_EQ(2U, frame.renderPasses.size());
- EXPECT_EQ(2U, frame.renderPasses[0]->quadList().size());
- ASSERT_EQ(1U, frame.renderPasses[1]->quadList().size());
-
- // Verify that the child layers are being clipped.
- IntRect quadVisibleRect = frame.renderPasses[0]->quadList()[0]->quadVisibleRect();
- EXPECT_LT(quadVisibleRect.width(), 100);
-
- quadVisibleRect = frame.renderPasses[0]->quadList()[1]->quadVisibleRect();
- EXPECT_LT(quadVisibleRect.width(), 100);
-
- // Verify that the render surface texture is *not* clipped.
- EXPECT_RECT_EQ(IntRect(0, 0, 100, 100), frame.renderPasses[0]->outputRect());
-
- EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[1]->quadList()[0]->material());
- CCRenderPassDrawQuad* quad = static_cast<CCRenderPassDrawQuad*>(frame.renderPasses[1]->quadList()[0]);
- EXPECT_FALSE(quad->contentsChangedSinceLastFrame().isEmpty());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- transform = surfaceLayerPtr->transform();
- transform.translate(50, 50);
- transform.rotate(-35);
- transform.translate(-50, -50);
- surfaceLayerPtr->setTransform(transform);
-
- // The surface is now aligned again, and the clipped parts are exposed.
- // Since the layers were clipped, even though the render surface size
- // was not changed, the texture should not be saved.
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive two render passes, each with one quad
- ASSERT_EQ(2U, frame.renderPasses.size());
- EXPECT_EQ(2U, frame.renderPasses[0]->quadList().size());
- ASSERT_EQ(1U, frame.renderPasses[1]->quadList().size());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-}
-
-TEST_P(CCLayerTreeHostImplTest, textureCachingWithOcclusion)
-{
- CCSettings::setPartialSwapEnabled(false);
-
- CCLayerTreeSettings settings;
- settings.minimumOcclusionTrackingSize = IntSize();
- scoped_ptr<CCLayerTreeHostImpl> myHostImpl = CCLayerTreeHostImpl::create(settings, this);
-
- // Layers are structure as follows:
- //
- // R +-- S1 +- L10 (owning)
- // | +- L11
- // | +- L12
- // |
- // +-- S2 +- L20 (owning)
- // +- L21
- //
- // Occlusion:
- // L12 occludes L11 (internal)
- // L20 occludes L10 (external)
- // L21 occludes L20 (internal)
-
- CCLayerImpl* rootPtr;
- CCLayerImpl* layerS1Ptr;
- CCLayerImpl* layerS2Ptr;
-
- scoped_ptr<CCGraphicsContext> context = FakeWebCompositorOutputSurface::create(adoptPtr(new PartialSwapContext)).PassAs<CCGraphicsContext>();
-
- IntSize rootSize(1000, 1000);
-
- myHostImpl->initializeRenderer(context.Pass());
- myHostImpl->setViewportSize(IntSize(rootSize.width(), rootSize.height()), IntSize(rootSize.width(), rootSize.height()));
-
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- rootPtr = root.get();
-
- root->setAnchorPoint(FloatPoint(0, 0));
- root->setPosition(FloatPoint(0, 0));
- root->setBounds(rootSize);
- root->setContentBounds(rootSize);
- root->setDrawsContent(true);
- root->setMasksToBounds(true);
- myHostImpl->setRootLayer(root.Pass());
-
- addDrawingLayerTo(rootPtr, 2, IntRect(300, 300, 300, 300), &layerS1Ptr);
- layerS1Ptr->setForceRenderSurface(true);
-
- addDrawingLayerTo(layerS1Ptr, 3, IntRect(10, 10, 10, 10), 0); // L11
- addDrawingLayerTo(layerS1Ptr, 4, IntRect(0, 0, 30, 30), 0); // L12
-
- addDrawingLayerTo(rootPtr, 5, IntRect(550, 250, 300, 400), &layerS2Ptr);
- layerS2Ptr->setForceRenderSurface(true);
-
- addDrawingLayerTo(layerS2Ptr, 6, IntRect(20, 20, 5, 5), 0); // L21
-
- // Initial draw - must receive all quads
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive 3 render passes.
- // For Root, there are 2 quads; for S1, there are 2 quads (1 is occluded); for S2, there is 2 quads.
- ASSERT_EQ(3U, frame.renderPasses.size());
-
- EXPECT_EQ(2U, frame.renderPasses[0]->quadList().size());
- EXPECT_EQ(2U, frame.renderPasses[1]->quadList().size());
- EXPECT_EQ(2U, frame.renderPasses[2]->quadList().size());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // "Unocclude" surface S1 and repeat draw.
- // Must remove S2's render pass since it's cached;
- // Must keep S1 quads because texture contained external occlusion.
- WebTransformationMatrix transform = layerS2Ptr->transform();
- transform.translate(150, 150);
- layerS2Ptr->setTransform(transform);
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive 2 render passes.
- // For Root, there are 2 quads
- // For S1, the number of quads depends on what got unoccluded, so not asserted beyond being positive.
- // For S2, there is no render pass
- ASSERT_EQ(2U, frame.renderPasses.size());
-
- EXPECT_GT(frame.renderPasses[0]->quadList().size(), 0U);
- EXPECT_EQ(2U, frame.renderPasses[1]->quadList().size());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // "Re-occlude" surface S1 and repeat draw.
- // Must remove S1's render pass since it is now available in full.
- // S2 has no change so must also be removed.
- transform = layerS2Ptr->transform();
- transform.translate(-15, -15);
- layerS2Ptr->setTransform(transform);
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive 1 render pass - for the root.
- ASSERT_EQ(1U, frame.renderPasses.size());
-
- EXPECT_EQ(2U, frame.renderPasses[0]->quadList().size());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
-}
-
-TEST_P(CCLayerTreeHostImplTest, textureCachingWithOcclusionEarlyOut)
-{
- CCSettings::setPartialSwapEnabled(false);
-
- CCLayerTreeSettings settings;
- settings.minimumOcclusionTrackingSize = IntSize();
- scoped_ptr<CCLayerTreeHostImpl> myHostImpl = CCLayerTreeHostImpl::create(settings, this);
-
- // Layers are structure as follows:
- //
- // R +-- S1 +- L10 (owning, non drawing)
- // | +- L11 (corner, unoccluded)
- // | +- L12 (corner, unoccluded)
- // | +- L13 (corner, unoccluded)
- // | +- L14 (corner, entirely occluded)
- // |
- // +-- S2 +- L20 (owning, drawing)
- //
-
- CCLayerImpl* rootPtr;
- CCLayerImpl* layerS1Ptr;
- CCLayerImpl* layerS2Ptr;
-
- scoped_ptr<CCGraphicsContext> context = FakeWebCompositorOutputSurface::create(adoptPtr(new PartialSwapContext)).PassAs<CCGraphicsContext>();
-
- IntSize rootSize(1000, 1000);
-
- myHostImpl->initializeRenderer(context.Pass());
- myHostImpl->setViewportSize(IntSize(rootSize.width(), rootSize.height()), IntSize(rootSize.width(), rootSize.height()));
-
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- rootPtr = root.get();
-
- root->setAnchorPoint(FloatPoint(0, 0));
- root->setPosition(FloatPoint(0, 0));
- root->setBounds(rootSize);
- root->setContentBounds(rootSize);
- root->setDrawsContent(true);
- root->setMasksToBounds(true);
- myHostImpl->setRootLayer(root.Pass());
-
- addDrawingLayerTo(rootPtr, 2, IntRect(0, 0, 800, 800), &layerS1Ptr);
- layerS1Ptr->setForceRenderSurface(true);
- layerS1Ptr->setDrawsContent(false);
-
- addDrawingLayerTo(layerS1Ptr, 3, IntRect(0, 0, 300, 300), 0); // L11
- addDrawingLayerTo(layerS1Ptr, 4, IntRect(0, 500, 300, 300), 0); // L12
- addDrawingLayerTo(layerS1Ptr, 5, IntRect(500, 0, 300, 300), 0); // L13
- addDrawingLayerTo(layerS1Ptr, 6, IntRect(500, 500, 300, 300), 0); // L14
- addDrawingLayerTo(layerS1Ptr, 9, IntRect(500, 500, 300, 300), 0); // L14
-
- addDrawingLayerTo(rootPtr, 7, IntRect(450, 450, 450, 450), &layerS2Ptr);
- layerS2Ptr->setForceRenderSurface(true);
-
- // Initial draw - must receive all quads
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive 3 render passes.
- // For Root, there are 2 quads; for S1, there are 3 quads; for S2, there is 1 quad.
- ASSERT_EQ(3U, frame.renderPasses.size());
-
- EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
-
- // L14 is culled, so only 3 quads.
- EXPECT_EQ(3U, frame.renderPasses[1]->quadList().size());
- EXPECT_EQ(2U, frame.renderPasses[2]->quadList().size());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // "Unocclude" surface S1 and repeat draw.
- // Must remove S2's render pass since it's cached;
- // Must keep S1 quads because texture contained external occlusion.
- WebTransformationMatrix transform = layerS2Ptr->transform();
- transform.translate(100, 100);
- layerS2Ptr->setTransform(transform);
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive 2 render passes.
- // For Root, there are 2 quads
- // For S1, the number of quads depends on what got unoccluded, so not asserted beyond being positive.
- // For S2, there is no render pass
- ASSERT_EQ(2U, frame.renderPasses.size());
-
- EXPECT_GT(frame.renderPasses[0]->quadList().size(), 0U);
- EXPECT_EQ(2U, frame.renderPasses[1]->quadList().size());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // "Re-occlude" surface S1 and repeat draw.
- // Must remove S1's render pass since it is now available in full.
- // S2 has no change so must also be removed.
- transform = layerS2Ptr->transform();
- transform.translate(-15, -15);
- layerS2Ptr->setTransform(transform);
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive 1 render pass - for the root.
- ASSERT_EQ(1U, frame.renderPasses.size());
-
- EXPECT_EQ(2U, frame.renderPasses[0]->quadList().size());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-}
-
-TEST_P(CCLayerTreeHostImplTest, textureCachingWithOcclusionExternalOverInternal)
-{
- CCSettings::setPartialSwapEnabled(false);
-
- CCLayerTreeSettings settings;
- settings.minimumOcclusionTrackingSize = IntSize();
- scoped_ptr<CCLayerTreeHostImpl> myHostImpl = CCLayerTreeHostImpl::create(settings, this);
-
- // Layers are structured as follows:
- //
- // R +-- S1 +- L10 (owning, drawing)
- // | +- L11 (corner, occluded by L12)
- // | +- L12 (opposite corner)
- // |
- // +-- S2 +- L20 (owning, drawing)
- //
-
- CCLayerImpl* rootPtr;
- CCLayerImpl* layerS1Ptr;
- CCLayerImpl* layerS2Ptr;
-
- scoped_ptr<CCGraphicsContext> context = FakeWebCompositorOutputSurface::create(adoptPtr(new PartialSwapContext)).PassAs<CCGraphicsContext>();
-
- IntSize rootSize(1000, 1000);
-
- myHostImpl->initializeRenderer(context.Pass());
- myHostImpl->setViewportSize(IntSize(rootSize.width(), rootSize.height()), IntSize(rootSize.width(), rootSize.height()));
-
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- rootPtr = root.get();
-
- root->setAnchorPoint(FloatPoint(0, 0));
- root->setPosition(FloatPoint(0, 0));
- root->setBounds(rootSize);
- root->setContentBounds(rootSize);
- root->setDrawsContent(true);
- root->setMasksToBounds(true);
- myHostImpl->setRootLayer(root.Pass());
-
- addDrawingLayerTo(rootPtr, 2, IntRect(0, 0, 400, 400), &layerS1Ptr);
- layerS1Ptr->setForceRenderSurface(true);
-
- addDrawingLayerTo(layerS1Ptr, 3, IntRect(0, 0, 300, 300), 0); // L11
- addDrawingLayerTo(layerS1Ptr, 4, IntRect(100, 0, 300, 300), 0); // L12
-
- addDrawingLayerTo(rootPtr, 7, IntRect(200, 0, 300, 300), &layerS2Ptr);
- layerS2Ptr->setForceRenderSurface(true);
-
- // Initial draw - must receive all quads
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive 3 render passes.
- // For Root, there are 2 quads; for S1, there are 3 quads; for S2, there is 1 quad.
- ASSERT_EQ(3U, frame.renderPasses.size());
-
- EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
- EXPECT_EQ(3U, frame.renderPasses[1]->quadList().size());
- EXPECT_EQ(2U, frame.renderPasses[2]->quadList().size());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // "Unocclude" surface S1 and repeat draw.
- // Must remove S2's render pass since it's cached;
- // Must keep S1 quads because texture contained external occlusion.
- WebTransformationMatrix transform = layerS2Ptr->transform();
- transform.translate(300, 0);
- layerS2Ptr->setTransform(transform);
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive 2 render passes.
- // For Root, there are 2 quads
- // For S1, the number of quads depends on what got unoccluded, so not asserted beyond being positive.
- // For S2, there is no render pass
- ASSERT_EQ(2U, frame.renderPasses.size());
-
- EXPECT_GT(frame.renderPasses[0]->quadList().size(), 0U);
- EXPECT_EQ(2U, frame.renderPasses[1]->quadList().size());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-}
-
-TEST_P(CCLayerTreeHostImplTest, textureCachingWithOcclusionExternalNotAligned)
-{
- CCSettings::setPartialSwapEnabled(false);
-
- CCLayerTreeSettings settings;
- scoped_ptr<CCLayerTreeHostImpl> myHostImpl = CCLayerTreeHostImpl::create(settings, this);
-
- // Layers are structured as follows:
- //
- // R +-- S1 +- L10 (rotated, drawing)
- // +- L11 (occupies half surface)
-
- CCLayerImpl* rootPtr;
- CCLayerImpl* layerS1Ptr;
-
- scoped_ptr<CCGraphicsContext> context = FakeWebCompositorOutputSurface::create(adoptPtr(new PartialSwapContext)).PassAs<CCGraphicsContext>();
-
- IntSize rootSize(1000, 1000);
-
- myHostImpl->initializeRenderer(context.Pass());
- myHostImpl->setViewportSize(IntSize(rootSize.width(), rootSize.height()), IntSize(rootSize.width(), rootSize.height()));
-
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- rootPtr = root.get();
-
- root->setAnchorPoint(FloatPoint(0, 0));
- root->setPosition(FloatPoint(0, 0));
- root->setBounds(rootSize);
- root->setContentBounds(rootSize);
- root->setDrawsContent(true);
- root->setMasksToBounds(true);
- myHostImpl->setRootLayer(root.Pass());
-
- addDrawingLayerTo(rootPtr, 2, IntRect(0, 0, 400, 400), &layerS1Ptr);
- layerS1Ptr->setForceRenderSurface(true);
- WebTransformationMatrix transform = layerS1Ptr->transform();
- transform.translate(200, 200);
- transform.rotate(45);
- transform.translate(-200, -200);
- layerS1Ptr->setTransform(transform);
-
- addDrawingLayerTo(layerS1Ptr, 3, IntRect(200, 0, 200, 400), 0); // L11
-
- // Initial draw - must receive all quads
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive 2 render passes.
- ASSERT_EQ(2U, frame.renderPasses.size());
-
- EXPECT_EQ(2U, frame.renderPasses[0]->quadList().size());
- EXPECT_EQ(1U, frame.renderPasses[1]->quadList().size());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // Change opacity and draw. Verify we used cached texture.
- layerS1Ptr->setOpacity(0.2f);
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // One render pass must be gone due to cached texture.
- ASSERT_EQ(1U, frame.renderPasses.size());
-
- EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-}
-
-TEST_P(CCLayerTreeHostImplTest, textureCachingWithOcclusionPartialSwap)
-{
- CCSettings::setPartialSwapEnabled(true);
-
- CCLayerTreeSettings settings;
- settings.minimumOcclusionTrackingSize = IntSize();
- scoped_ptr<CCLayerTreeHostImpl> myHostImpl = CCLayerTreeHostImpl::create(settings, this);
-
- // Layers are structure as follows:
- //
- // R +-- S1 +- L10 (owning)
- // | +- L11
- // | +- L12
- // |
- // +-- S2 +- L20 (owning)
- // +- L21
- //
- // Occlusion:
- // L12 occludes L11 (internal)
- // L20 occludes L10 (external)
- // L21 occludes L20 (internal)
-
- CCLayerImpl* rootPtr;
- CCLayerImpl* layerS1Ptr;
- CCLayerImpl* layerS2Ptr;
-
- scoped_ptr<CCGraphicsContext> context = FakeWebCompositorOutputSurface::create(adoptPtr(new PartialSwapContext)).PassAs<CCGraphicsContext>();
-
- IntSize rootSize(1000, 1000);
-
- myHostImpl->initializeRenderer(context.Pass());
- myHostImpl->setViewportSize(IntSize(rootSize.width(), rootSize.height()), IntSize(rootSize.width(), rootSize.height()));
-
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- rootPtr = root.get();
-
- root->setAnchorPoint(FloatPoint(0, 0));
- root->setPosition(FloatPoint(0, 0));
- root->setBounds(rootSize);
- root->setContentBounds(rootSize);
- root->setDrawsContent(true);
- root->setMasksToBounds(true);
- myHostImpl->setRootLayer(root.Pass());
-
- addDrawingLayerTo(rootPtr, 2, IntRect(300, 300, 300, 300), &layerS1Ptr);
- layerS1Ptr->setForceRenderSurface(true);
-
- addDrawingLayerTo(layerS1Ptr, 3, IntRect(10, 10, 10, 10), 0); // L11
- addDrawingLayerTo(layerS1Ptr, 4, IntRect(0, 0, 30, 30), 0); // L12
-
- addDrawingLayerTo(rootPtr, 5, IntRect(550, 250, 300, 400), &layerS2Ptr);
- layerS2Ptr->setForceRenderSurface(true);
-
- addDrawingLayerTo(layerS2Ptr, 6, IntRect(20, 20, 5, 5), 0); // L21
-
- // Initial draw - must receive all quads
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive 3 render passes.
- // For Root, there are 2 quads; for S1, there are 2 quads (one is occluded); for S2, there is 2 quads.
- ASSERT_EQ(3U, frame.renderPasses.size());
-
- EXPECT_EQ(2U, frame.renderPasses[0]->quadList().size());
- EXPECT_EQ(2U, frame.renderPasses[1]->quadList().size());
- EXPECT_EQ(2U, frame.renderPasses[2]->quadList().size());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // "Unocclude" surface S1 and repeat draw.
- // Must remove S2's render pass since it's cached;
- // Must keep S1 quads because texture contained external occlusion.
- WebTransformationMatrix transform = layerS2Ptr->transform();
- transform.translate(150, 150);
- layerS2Ptr->setTransform(transform);
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive 2 render passes.
- // For Root, there are 2 quads.
- // For S1, there are 2 quads.
- // For S2, there is no render pass
- ASSERT_EQ(2U, frame.renderPasses.size());
-
- EXPECT_EQ(2U, frame.renderPasses[0]->quadList().size());
- EXPECT_EQ(2U, frame.renderPasses[1]->quadList().size());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // "Re-occlude" surface S1 and repeat draw.
- // Must remove S1's render pass since it is now available in full.
- // S2 has no change so must also be removed.
- transform = layerS2Ptr->transform();
- transform.translate(-15, -15);
- layerS2Ptr->setTransform(transform);
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Root render pass only.
- ASSERT_EQ(1U, frame.renderPasses.size());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-}
-
-TEST_P(CCLayerTreeHostImplTest, textureCachingWithScissor)
-{
- CCSettings::setPartialSwapEnabled(false);
-
- CCLayerTreeSettings settings;
- settings.minimumOcclusionTrackingSize = IntSize();
- scoped_ptr<CCLayerTreeHostImpl> myHostImpl = CCLayerTreeHostImpl::create(settings, this);
-
- /*
- Layers are created as follows:
-
- +--------------------+
- | 1 |
- | +-----------+ |
- | | 2 | |
- | | +-------------------+
- | | | 3 |
- | | +-------------------+
- | | | |
- | +-----------+ |
- | |
- | |
- +--------------------+
-
- Layers 1, 2 have render surfaces
- */
- scoped_ptr<CCLayerImpl> root = CCLayerImpl::create(1);
- scoped_ptr<CCTiledLayerImpl> child = CCTiledLayerImpl::create(2);
- scoped_ptr<CCLayerImpl> grandChild = CCLayerImpl::create(3);
-
- IntRect rootRect(0, 0, 100, 100);
- IntRect childRect(10, 10, 50, 50);
- IntRect grandChildRect(5, 5, 150, 150);
-
- scoped_ptr<CCGraphicsContext> context = FakeWebCompositorOutputSurface::create(adoptPtr(new PartialSwapContext)).PassAs<CCGraphicsContext>();
- myHostImpl->initializeRenderer(context.Pass());
-
- root->setAnchorPoint(FloatPoint(0, 0));
- root->setPosition(FloatPoint(rootRect.x(), rootRect.y()));
- root->setBounds(IntSize(rootRect.width(), rootRect.height()));
- root->setContentBounds(root->bounds());
- root->setDrawsContent(true);
- root->setMasksToBounds(true);
-
- child->setAnchorPoint(FloatPoint(0, 0));
- child->setPosition(FloatPoint(childRect.x(), childRect.y()));
- child->setOpacity(0.5);
- child->setBounds(IntSize(childRect.width(), childRect.height()));
- child->setContentBounds(child->bounds());
- child->setDrawsContent(true);
- child->setSkipsDraw(false);
-
- // child layer has 10x10 tiles.
- OwnPtr<CCLayerTilingData> tiler = CCLayerTilingData::create(IntSize(10, 10), CCLayerTilingData::HasBorderTexels);
- tiler->setBounds(child->contentBounds());
- child->setTilingData(*tiler.get());
-
- grandChild->setAnchorPoint(FloatPoint(0, 0));
- grandChild->setPosition(IntPoint(grandChildRect.x(), grandChildRect.y()));
- grandChild->setBounds(IntSize(grandChildRect.width(), grandChildRect.height()));
- grandChild->setContentBounds(grandChild->bounds());
- grandChild->setDrawsContent(true);
-
- CCTiledLayerImpl* childPtr = child.get();
- CCRenderPass::Id childPassId(childPtr->id(), 0);
-
- child->addChild(grandChild.Pass());
- root->addChild(child.PassAs<CCLayerImpl>());
- myHostImpl->setRootLayer(root.Pass());
- myHostImpl->setViewportSize(rootRect.size(), rootRect.size());
-
- EXPECT_FALSE(myHostImpl->renderer()->haveCachedResourcesForRenderPassId(childPassId));
-
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // We should have cached textures for surface 2.
- EXPECT_TRUE(myHostImpl->renderer()->haveCachedResourcesForRenderPassId(childPassId));
-
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // We should still have cached textures for surface 2 after drawing with no damage.
- EXPECT_TRUE(myHostImpl->renderer()->haveCachedResourcesForRenderPassId(childPassId));
-
- // Damage a single tile of surface 2.
- childPtr->setUpdateRect(IntRect(10, 10, 10, 10));
-
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // We should have a cached texture for surface 2 again even though it was damaged.
- EXPECT_TRUE(myHostImpl->renderer()->haveCachedResourcesForRenderPassId(childPassId));
-}
-
-TEST_P(CCLayerTreeHostImplTest, surfaceTextureCaching)
-{
- CCSettings::setPartialSwapEnabled(true);
-
- CCLayerTreeSettings settings;
- settings.minimumOcclusionTrackingSize = IntSize();
- scoped_ptr<CCLayerTreeHostImpl> myHostImpl = CCLayerTreeHostImpl::create(settings, this);
-
- CCLayerImpl* rootPtr;
- CCLayerImpl* intermediateLayerPtr;
- CCLayerImpl* surfaceLayerPtr;
- CCLayerImpl* childPtr;
-
- setupLayersForTextureCaching(myHostImpl.get(), rootPtr, intermediateLayerPtr, surfaceLayerPtr, childPtr, IntSize(100, 100));
-
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive two render passes, each with one quad
- ASSERT_EQ(2U, frame.renderPasses.size());
- EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
- EXPECT_EQ(1U, frame.renderPasses[1]->quadList().size());
-
- EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[1]->quadList()[0]->material());
- CCRenderPassDrawQuad* quad = static_cast<CCRenderPassDrawQuad*>(frame.renderPasses[1]->quadList()[0]);
- CCRenderPass* targetPass = frame.renderPassesById.get(quad->renderPassId());
- EXPECT_FALSE(targetPass->damageRect().isEmpty());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // Draw without any change
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive one render pass, as the other one should be culled
- ASSERT_EQ(1U, frame.renderPasses.size());
-
- EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
- EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[0]->quadList()[0]->material());
- CCRenderPassDrawQuad* quad = static_cast<CCRenderPassDrawQuad*>(frame.renderPasses[0]->quadList()[0]);
- CCRenderPass* targetPass = frame.renderPassesById.get(quad->renderPassId());
- EXPECT_TRUE(targetPass->damageRect().isEmpty());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // Change opacity and draw
- surfaceLayerPtr->setOpacity(0.6f);
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive one render pass, as the other one should be culled
- ASSERT_EQ(1U, frame.renderPasses.size());
-
- EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
- EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[0]->quadList()[0]->material());
- CCRenderPassDrawQuad* quad = static_cast<CCRenderPassDrawQuad*>(frame.renderPasses[0]->quadList()[0]);
- CCRenderPass* targetPass = frame.renderPassesById.get(quad->renderPassId());
- EXPECT_TRUE(targetPass->damageRect().isEmpty());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // Change less benign property and draw - should have contents changed flag
- surfaceLayerPtr->setStackingOrderChanged(true);
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive two render passes, each with one quad
- ASSERT_EQ(2U, frame.renderPasses.size());
-
- EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
- EXPECT_EQ(CCDrawQuad::SolidColor, frame.renderPasses[0]->quadList()[0]->material());
-
- EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[1]->quadList()[0]->material());
- CCRenderPassDrawQuad* quad = static_cast<CCRenderPassDrawQuad*>(frame.renderPasses[1]->quadList()[0]);
- CCRenderPass* targetPass = frame.renderPassesById.get(quad->renderPassId());
- EXPECT_FALSE(targetPass->damageRect().isEmpty());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // Change opacity again, and evict the cached surface texture.
- surfaceLayerPtr->setOpacity(0.5f);
- static_cast<CCRendererGLWithReleaseTextures*>(myHostImpl->renderer())->releaseRenderPassTextures();
-
- // Change opacity and draw
- surfaceLayerPtr->setOpacity(0.6f);
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive two render passes
- ASSERT_EQ(2U, frame.renderPasses.size());
-
- // Even though not enough properties changed, the entire thing must be
- // redrawn as we don't have cached textures
- EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
- EXPECT_EQ(1U, frame.renderPasses[1]->quadList().size());
-
- EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[1]->quadList()[0]->material());
- CCRenderPassDrawQuad* quad = static_cast<CCRenderPassDrawQuad*>(frame.renderPasses[1]->quadList()[0]);
- CCRenderPass* targetPass = frame.renderPassesById.get(quad->renderPassId());
- EXPECT_TRUE(targetPass->damageRect().isEmpty());
-
- // Was our surface evicted?
- EXPECT_FALSE(myHostImpl->renderer()->haveCachedResourcesForRenderPassId(targetPass->id()));
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // Draw without any change, to make sure the state is clear
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive one render pass, as the other one should be culled
- ASSERT_EQ(1U, frame.renderPasses.size());
-
- EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
- EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[0]->quadList()[0]->material());
- CCRenderPassDrawQuad* quad = static_cast<CCRenderPassDrawQuad*>(frame.renderPasses[0]->quadList()[0]);
- CCRenderPass* targetPass = frame.renderPassesById.get(quad->renderPassId());
- EXPECT_TRUE(targetPass->damageRect().isEmpty());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // Change opacity on the intermediate layer
- WebTransformationMatrix transform = intermediateLayerPtr->transform();
- transform.setM11(1.0001);
- intermediateLayerPtr->setTransform(transform);
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive one render pass, as the other one should be culled.
- ASSERT_EQ(1U, frame.renderPasses.size());
- EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
-
- EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[0]->quadList()[0]->material());
- CCRenderPassDrawQuad* quad = static_cast<CCRenderPassDrawQuad*>(frame.renderPasses[0]->quadList()[0]);
- CCRenderPass* targetPass = frame.renderPassesById.get(quad->renderPassId());
- EXPECT_TRUE(targetPass->damageRect().isEmpty());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-}
-
-TEST_P(CCLayerTreeHostImplTest, surfaceTextureCachingNoPartialSwap)
-{
- CCSettings::setPartialSwapEnabled(false);
-
- CCLayerTreeSettings settings;
- settings.minimumOcclusionTrackingSize = IntSize();
- scoped_ptr<CCLayerTreeHostImpl> myHostImpl = CCLayerTreeHostImpl::create(settings, this);
-
- CCLayerImpl* rootPtr;
- CCLayerImpl* intermediateLayerPtr;
- CCLayerImpl* surfaceLayerPtr;
- CCLayerImpl* childPtr;
-
- setupLayersForTextureCaching(myHostImpl.get(), rootPtr, intermediateLayerPtr, surfaceLayerPtr, childPtr, IntSize(100, 100));
-
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive two render passes, each with one quad
- ASSERT_EQ(2U, frame.renderPasses.size());
- EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
- EXPECT_EQ(1U, frame.renderPasses[1]->quadList().size());
-
- EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[1]->quadList()[0]->material());
- CCRenderPassDrawQuad* quad = static_cast<CCRenderPassDrawQuad*>(frame.renderPasses[1]->quadList()[0]);
- CCRenderPass* targetPass = frame.renderPassesById.get(quad->renderPassId());
- EXPECT_FALSE(targetPass->damageRect().isEmpty());
-
- EXPECT_FALSE(frame.renderPasses[0]->damageRect().isEmpty());
- EXPECT_FALSE(frame.renderPasses[1]->damageRect().isEmpty());
-
- EXPECT_FALSE(frame.renderPasses[0]->hasOcclusionFromOutsideTargetSurface());
- EXPECT_FALSE(frame.renderPasses[1]->hasOcclusionFromOutsideTargetSurface());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // Draw without any change
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Even though there was no change, we set the damage to entire viewport.
- // One of the passes should be culled as a result, since contents didn't change
- // and we have cached texture.
- ASSERT_EQ(1U, frame.renderPasses.size());
- EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
-
- EXPECT_TRUE(frame.renderPasses[0]->damageRect().isEmpty());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // Change opacity and draw
- surfaceLayerPtr->setOpacity(0.6f);
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive one render pass, as the other one should be culled
- ASSERT_EQ(1U, frame.renderPasses.size());
-
- EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
- EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[0]->quadList()[0]->material());
- CCRenderPassDrawQuad* quad = static_cast<CCRenderPassDrawQuad*>(frame.renderPasses[0]->quadList()[0]);
- CCRenderPass* targetPass = frame.renderPassesById.get(quad->renderPassId());
- EXPECT_TRUE(targetPass->damageRect().isEmpty());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // Change less benign property and draw - should have contents changed flag
- surfaceLayerPtr->setStackingOrderChanged(true);
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive two render passes, each with one quad
- ASSERT_EQ(2U, frame.renderPasses.size());
-
- EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
- EXPECT_EQ(CCDrawQuad::SolidColor, frame.renderPasses[0]->quadList()[0]->material());
-
- EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[1]->quadList()[0]->material());
- CCRenderPassDrawQuad* quad = static_cast<CCRenderPassDrawQuad*>(frame.renderPasses[1]->quadList()[0]);
- CCRenderPass* targetPass = frame.renderPassesById.get(quad->renderPassId());
- EXPECT_FALSE(targetPass->damageRect().isEmpty());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // Change opacity again, and evict the cached surface texture.
- surfaceLayerPtr->setOpacity(0.5f);
- static_cast<CCRendererGLWithReleaseTextures*>(myHostImpl->renderer())->releaseRenderPassTextures();
-
- // Change opacity and draw
- surfaceLayerPtr->setOpacity(0.6f);
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive two render passes
- ASSERT_EQ(2U, frame.renderPasses.size());
-
- // Even though not enough properties changed, the entire thing must be
- // redrawn as we don't have cached textures
- EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
- EXPECT_EQ(1U, frame.renderPasses[1]->quadList().size());
-
- EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[1]->quadList()[0]->material());
- CCRenderPassDrawQuad* quad = static_cast<CCRenderPassDrawQuad*>(frame.renderPasses[1]->quadList()[0]);
- CCRenderPass* targetPass = frame.renderPassesById.get(quad->renderPassId());
- EXPECT_TRUE(targetPass->damageRect().isEmpty());
-
- // Was our surface evicted?
- EXPECT_FALSE(myHostImpl->renderer()->haveCachedResourcesForRenderPassId(targetPass->id()));
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // Draw without any change, to make sure the state is clear
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Even though there was no change, we set the damage to entire viewport.
- // One of the passes should be culled as a result, since contents didn't change
- // and we have cached texture.
- ASSERT_EQ(1U, frame.renderPasses.size());
- EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-
- // Change opacity on the intermediate layer
- WebTransformationMatrix transform = intermediateLayerPtr->transform();
- transform.setM11(1.0001);
- intermediateLayerPtr->setTransform(transform);
- {
- CCLayerTreeHostImpl::FrameData frame;
- EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
-
- // Must receive one render pass, as the other one should be culled.
- ASSERT_EQ(1U, frame.renderPasses.size());
- EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
-
- EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[0]->quadList()[0]->material());
- CCRenderPassDrawQuad* quad = static_cast<CCRenderPassDrawQuad*>(frame.renderPasses[0]->quadList()[0]);
- CCRenderPass* targetPass = frame.renderPassesById.get(quad->renderPassId());
- EXPECT_TRUE(targetPass->damageRect().isEmpty());
-
- myHostImpl->drawLayers(frame);
- myHostImpl->didDrawAllLayers(frame);
- }
-}
-
-TEST_P(CCLayerTreeHostImplTest, releaseContentsTextureShouldTriggerCommit)
-{
- m_hostImpl->releaseContentsTextures();
- EXPECT_TRUE(m_didRequestCommit);
-}
-
-struct RenderPassRemovalTestData : public CCLayerTreeHostImpl::FrameData {
- ScopedPtrHashMap<CCRenderPass::Id, CCRenderPass> renderPassCache;
- scoped_ptr<CCSharedQuadState> sharedQuadState;
-};
-
-class CCTestRenderer : public CCRendererGL, public CCRendererClient {
-public:
- static PassOwnPtr<CCTestRenderer> create(CCResourceProvider* resourceProvider)
- {
- OwnPtr<CCTestRenderer> renderer(adoptPtr(new CCTestRenderer(resourceProvider)));
- if (!renderer->initialize())
- return nullptr;
-
- return renderer.release();
- }
-
- void clearCachedTextures() { m_textures.clear(); }
- void setHaveCachedResourcesForRenderPassId(CCRenderPass::Id id) { m_textures.insert(id); }
-
- virtual bool haveCachedResourcesForRenderPassId(CCRenderPass::Id id) const OVERRIDE { return m_textures.count(id); }
-
- // CCRendererClient implementation.
- virtual const IntSize& deviceViewportSize() const OVERRIDE { return m_viewportSize; }
- virtual const CCLayerTreeSettings& settings() const OVERRIDE { return m_settings; }
- virtual void didLoseContext() OVERRIDE { }
- virtual void onSwapBuffersComplete() OVERRIDE { }
- virtual void setFullRootLayerDamage() OVERRIDE { }
- virtual void releaseContentsTextures() OVERRIDE { }
- virtual void setMemoryAllocationLimitBytes(size_t) OVERRIDE { }
-
-protected:
- CCTestRenderer(CCResourceProvider* resourceProvider) : CCRendererGL(this, resourceProvider) { }
-
-private:
- CCLayerTreeSettings m_settings;
- IntSize m_viewportSize;
- base::hash_set<CCRenderPass::Id> m_textures;
-};
-
-static void configureRenderPassTestData(const char* testScript, RenderPassRemovalTestData& testData, CCTestRenderer* renderer)
-{
- renderer->clearCachedTextures();
-
- // One shared state for all quads - we don't need the correct details
- testData.sharedQuadState = CCSharedQuadState::create(WebTransformationMatrix(), IntRect(), IntRect(), 1.0, true);
-
- const char* currentChar = testScript;
-
- // Pre-create root pass
- CCRenderPass::Id rootRenderPassId = CCRenderPass::Id(testScript[0], testScript[1]);
- testData.renderPassCache.add(rootRenderPassId, CCRenderPass::create(rootRenderPassId, IntRect(), WebTransformationMatrix()));
- while (*currentChar) {
- int layerId = *currentChar;
- currentChar++;
- ASSERT_TRUE(currentChar);
- int index = *currentChar;
- currentChar++;
-
- CCRenderPass::Id renderPassId = CCRenderPass::Id(layerId, index);
-
- bool isReplica = false;
- if (!testData.renderPassCache.contains(renderPassId))
- isReplica = true;
-
- scoped_ptr<CCRenderPass> renderPass = testData.renderPassCache.take(renderPassId);
-
- // Cycle through quad data and create all quads
- while (*currentChar && *currentChar != '\n') {
- if (*currentChar == 's') {
- // Solid color draw quad
- scoped_ptr<CCSolidColorDrawQuad> quad = CCSolidColorDrawQuad::create(testData.sharedQuadState.get(), IntRect(0, 0, 10, 10), SK_ColorWHITE);
-
- static_cast<CCTestRenderPass*>(renderPass.get())->appendQuad(quad.PassAs<CCDrawQuad>());
- currentChar++;
- } else if ((*currentChar >= 'A') && (*currentChar <= 'Z')) {
- // RenderPass draw quad
- int layerId = *currentChar;
- currentChar++;
- ASSERT_TRUE(currentChar);
- int index = *currentChar;
- currentChar++;
- CCRenderPass::Id newRenderPassId = CCRenderPass::Id(layerId, index);
- ASSERT_NE(rootRenderPassId, newRenderPassId);
- bool hasTexture = false;
- bool contentsChanged = true;
-
- if (*currentChar == '[') {
- currentChar++;
- while (*currentChar && *currentChar != ']') {
- switch (*currentChar) {
- case 'c':
- contentsChanged = false;
- break;
- case 't':
- hasTexture = true;
- break;
- }
- currentChar++;
- }
- if (*currentChar == ']')
- currentChar++;
- }
-
- if (testData.renderPassCache.find(newRenderPassId) == testData.renderPassCache.end()) {
- if (hasTexture)
- renderer->setHaveCachedResourcesForRenderPassId(newRenderPassId);
-
- testData.renderPassCache.add(newRenderPassId, CCTestRenderPass::create(newRenderPassId, IntRect(), WebTransformationMatrix()));
- }
-
- IntRect quadRect = IntRect(0, 0, 1, 1);
- IntRect contentsChangedRect = contentsChanged ? quadRect : IntRect();
- scoped_ptr<CCRenderPassDrawQuad> quad = CCRenderPassDrawQuad::create(testData.sharedQuadState.get(), quadRect, newRenderPassId, isReplica, 1, contentsChangedRect, 1, 1, 0, 0);
- static_cast<CCTestRenderPass*>(renderPass.get())->appendQuad(quad.PassAs<CCDrawQuad>());
- }
- }
- testData.renderPasses.insert(testData.renderPasses.begin(), renderPass.get());
- testData.renderPassesById.add(renderPassId, renderPass.Pass());
- if (*currentChar)
- currentChar++;
- }
-}
-
-void dumpRenderPassTestData(const RenderPassRemovalTestData& testData, char* buffer)
-{
- char* pos = buffer;
- for (CCRenderPassList::const_reverse_iterator it = testData.renderPasses.rbegin(); it != testData.renderPasses.rend(); ++it) {
- const CCRenderPass* currentPass = *it;
- *pos = currentPass->id().layerId;
- pos++;
- *pos = currentPass->id().index;
- pos++;
-
- CCQuadList::const_iterator quadListIterator = currentPass->quadList().begin();
- while (quadListIterator != currentPass->quadList().end()) {
- CCDrawQuad* currentQuad = *quadListIterator;
- switch (currentQuad->material()) {
- case CCDrawQuad::SolidColor:
- *pos = 's';
- pos++;
- break;
- case CCDrawQuad::RenderPass:
- *pos = CCRenderPassDrawQuad::materialCast(currentQuad)->renderPassId().layerId;
- pos++;
- *pos = CCRenderPassDrawQuad::materialCast(currentQuad)->renderPassId().index;
- pos++;
- break;
- default:
- *pos = 'x';
- pos++;
- break;
- }
-
- quadListIterator++;
- }
- *pos = '\n';
- pos++;
- }
- *pos = '\0';
-}
-
-// Each CCRenderPassList is represented by a string which describes the configuration.
-// The syntax of the string is as follows:
-//
-// RsssssX[c]ssYsssZ[t]ssW[ct]
-// Identifies the render pass---------------------------^ ^^^ ^ ^ ^ ^ ^
-// These are solid color quads-----------------------------+ | | | | |
-// Identifies RenderPassDrawQuad's RenderPass-----------------+ | | | |
-// This quad's contents didn't change---------------------------+ | | |
-// This quad's contents changed and it has no texture---------------+ | |
-// This quad has texture but its contents changed-------------------------+ |
-// This quad's contents didn't change and it has texture - will be removed------+
-//
-// Expected results have exactly the same syntax, except they do not use square brackets,
-// since we only check the structure, not attributes.
-//
-// Test case configuration consists of initialization script and expected results,
-// all in the same format.
-struct TestCase {
- const char* name;
- const char* initScript;
- const char* expectedResult;
-};
-
-TestCase removeRenderPassesCases[] =
- {
- {
- "Single root pass",
- "R0ssss\n",
- "R0ssss\n"
- }, {
- "Single pass - no quads",
- "R0\n",
- "R0\n"
- }, {
- "Two passes, no removal",
- "R0ssssA0sss\n"
- "A0ssss\n",
- "R0ssssA0sss\n"
- "A0ssss\n"
- }, {
- "Two passes, remove last",
- "R0ssssA0[ct]sss\n"
- "A0ssss\n",
- "R0ssssA0sss\n"
- }, {
- "Have texture but contents changed - leave pass",
- "R0ssssA0[t]sss\n"
- "A0ssss\n",
- "R0ssssA0sss\n"
- "A0ssss\n"
- }, {
- "Contents didn't change but no texture - leave pass",
- "R0ssssA0[c]sss\n"
- "A0ssss\n",
- "R0ssssA0sss\n"
- "A0ssss\n"
- }, {
- "Replica: two quads reference the same pass; remove",
- "R0ssssA0[ct]A0[ct]sss\n"
- "A0ssss\n",
- "R0ssssA0A0sss\n"
- }, {
- "Replica: two quads reference the same pass; leave",
- "R0ssssA0[c]A0[c]sss\n"
- "A0ssss\n",
- "R0ssssA0A0sss\n"
- "A0ssss\n",
- }, {
- "Many passes, remove all",
- "R0ssssA0[ct]sss\n"
- "A0sssB0[ct]C0[ct]s\n"
- "B0sssD0[ct]ssE0[ct]F0[ct]\n"
- "E0ssssss\n"
- "C0G0[ct]\n"
- "D0sssssss\n"
- "F0sssssss\n"
- "G0sss\n",
-
- "R0ssssA0sss\n"
- }, {
- "Deep recursion, remove all",
-
- "R0sssssA0[ct]ssss\n"
- "A0ssssB0sss\n"
- "B0C0\n"
- "C0D0\n"
- "D0E0\n"
- "E0F0\n"
- "F0G0\n"
- "G0H0\n"
- "H0sssI0sss\n"
- "I0J0\n"
- "J0ssss\n",
-
- "R0sssssA0ssss\n"
- }, {
- "Wide recursion, remove all",
- "R0A0[ct]B0[ct]C0[ct]D0[ct]E0[ct]F0[ct]G0[ct]H0[ct]I0[ct]J0[ct]\n"
- "A0s\n"
- "B0s\n"
- "C0ssss\n"
- "D0ssss\n"
- "E0s\n"
- "F0\n"
- "G0s\n"
- "H0s\n"
- "I0s\n"
- "J0ssss\n",
-
- "R0A0B0C0D0E0F0G0H0I0J0\n"
- }, {
- "Remove passes regardless of cache state",
- "R0ssssA0[ct]sss\n"
- "A0sssB0C0s\n"
- "B0sssD0[c]ssE0[t]F0\n"
- "E0ssssss\n"
- "C0G0\n"
- "D0sssssss\n"
- "F0sssssss\n"
- "G0sss\n",
-
- "R0ssssA0sss\n"
- }, {
- "Leave some passes, remove others",
-
- "R0ssssA0[c]sss\n"
- "A0sssB0[t]C0[ct]s\n"
- "B0sssD0[c]ss\n"
- "C0G0\n"
- "D0sssssss\n"
- "G0sss\n",
-
- "R0ssssA0sss\n"
- "A0sssB0C0s\n"
- "B0sssD0ss\n"
- "D0sssssss\n"
- }, {
- 0, 0, 0
- }
- };
-
-static void verifyRenderPassTestData(TestCase& testCase, RenderPassRemovalTestData& testData)
-{
- char actualResult[1024];
- dumpRenderPassTestData(testData, actualResult);
- EXPECT_STREQ(testCase.expectedResult, actualResult) << "In test case: " << testCase.name;
-}
-
-TEST_P(CCLayerTreeHostImplTest, testRemoveRenderPasses)
-{
- scoped_ptr<CCGraphicsContext> context(createContext());
- ASSERT_TRUE(context->context3D());
- OwnPtr<CCResourceProvider> resourceProvider(CCResourceProvider::create(context.get()));
-
- OwnPtr<CCTestRenderer> renderer(CCTestRenderer::create(resourceProvider.get()));
-
- int testCaseIndex = 0;
- while (removeRenderPassesCases[testCaseIndex].name) {
- RenderPassRemovalTestData testData;
- configureRenderPassTestData(removeRenderPassesCases[testCaseIndex].initScript, testData, renderer.get());
- CCLayerTreeHostImpl::removeRenderPasses(CCLayerTreeHostImpl::CullRenderPassesWithCachedTextures(*renderer), testData);
- verifyRenderPassTestData(removeRenderPassesCases[testCaseIndex], testData);
- testCaseIndex++;
- }
-}
-
-INSTANTIATE_TEST_CASE_P(CCLayerTreeHostImplTests,
- CCLayerTreeHostImplTest,
- ::testing::Values(false, true));
-
-} // namespace
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