Index: cc/gl_renderer.h |
diff --git a/cc/gl_renderer.h b/cc/gl_renderer.h |
index 638cbb270ce9b24689d5095baf174ade4f4d1a13..a5f2c4f056da0f5ff085457d4a0eadf8e4731e3d 100644 |
--- a/cc/gl_renderer.h |
+++ b/cc/gl_renderer.h |
@@ -1,3 +1,240 @@ |
-// Copyright 2012 The Chromium Authors. All rights reserved. |
+// Copyright 2010 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. |
+ |
+ |
+#ifndef CCRendererGL_h |
+#define CCRendererGL_h |
+ |
+#if USE(ACCELERATED_COMPOSITING) |
+ |
+#include "base/basictypes.h" |
+#include "CCCheckerboardDrawQuad.h" |
+#include "CCDebugBorderDrawQuad.h" |
+#include "CCDirectRenderer.h" |
+#include "CCIOSurfaceDrawQuad.h" |
+#include "CCRenderPassDrawQuad.h" |
+#include "CCRenderer.h" |
+#include "CCSolidColorDrawQuad.h" |
+#include "CCStreamVideoDrawQuad.h" |
+#include "CCTextureDrawQuad.h" |
+#include "CCTileDrawQuad.h" |
+#include "CCYUVVideoDrawQuad.h" |
+#include "Extensions3DChromium.h" |
+#include <wtf/PassOwnPtr.h> |
+ |
+namespace WebKit { |
+class WebGraphicsContext3D; |
+} |
+ |
+namespace cc { |
+ |
+class CCScopedTexture; |
+class GeometryBinding; |
+class ScopedEnsureFramebufferAllocation; |
+ |
+// Class that handles drawing of composited render layers using GL. |
+class CCRendererGL : public CCDirectRenderer, |
+ public WebKit::WebGraphicsContext3D::WebGraphicsSwapBuffersCompleteCallbackCHROMIUM, |
+ public WebKit::WebGraphicsContext3D::WebGraphicsMemoryAllocationChangedCallbackCHROMIUM , |
+ public WebKit::WebGraphicsContext3D::WebGraphicsContextLostCallback { |
+public: |
+ static PassOwnPtr<CCRendererGL> create(CCRendererClient*, CCResourceProvider*); |
+ |
+ virtual ~CCRendererGL(); |
+ |
+ virtual const RendererCapabilities& capabilities() const OVERRIDE; |
+ |
+ WebKit::WebGraphicsContext3D* context(); |
+ |
+ virtual void viewportChanged() OVERRIDE; |
+ |
+ const FloatQuad& sharedGeometryQuad() const { return m_sharedGeometryQuad; } |
+ |
+ // waits for rendering to finish |
+ virtual void finish() OVERRIDE; |
+ |
+ virtual void doNoOp() OVERRIDE; |
+ // puts backbuffer onscreen |
+ virtual bool swapBuffers() OVERRIDE; |
+ |
+ static void debugGLCall(WebKit::WebGraphicsContext3D*, const char* command, const char* file, int line); |
+ |
+ const GeometryBinding* sharedGeometry() const { return m_sharedGeometry.get(); } |
+ |
+ virtual void getFramebufferPixels(void *pixels, const IntRect&) OVERRIDE; |
+ bool getFramebufferTexture(CCScopedTexture*, const IntRect& deviceRect); |
+ |
+ virtual bool isContextLost() OVERRIDE; |
+ |
+ virtual void setVisible(bool) OVERRIDE; |
+ |
+protected: |
+ CCRendererGL(CCRendererClient*, CCResourceProvider*); |
+ |
+ bool isFramebufferDiscarded() const { return m_isFramebufferDiscarded; } |
+ bool initialize(); |
+ |
+ void releaseRenderPassTextures(); |
+ |
+ virtual void bindFramebufferToOutputSurface(DrawingFrame&) OVERRIDE; |
+ virtual bool bindFramebufferToTexture(DrawingFrame&, const CCScopedTexture*, const IntRect& framebufferRect) OVERRIDE; |
+ virtual void setDrawViewportSize(const IntSize&) OVERRIDE; |
+ virtual void enableScissorTestRect(const IntRect& scissorRect) OVERRIDE; |
+ virtual void disableScissorTest() OVERRIDE; |
+ virtual void clearFramebuffer(DrawingFrame&) OVERRIDE; |
+ virtual void drawQuad(DrawingFrame&, const CCDrawQuad*) OVERRIDE; |
+ virtual void beginDrawingFrame(DrawingFrame&) OVERRIDE; |
+ virtual void finishDrawingFrame(DrawingFrame&) OVERRIDE; |
+ virtual bool flippedFramebuffer() const OVERRIDE; |
+ |
+private: |
+ static void toGLMatrix(float*, const WebKit::WebTransformationMatrix&); |
+ |
+ void drawCheckerboardQuad(const DrawingFrame&, const CCCheckerboardDrawQuad*); |
+ void drawDebugBorderQuad(const DrawingFrame&, const CCDebugBorderDrawQuad*); |
+ PassOwnPtr<CCScopedTexture> drawBackgroundFilters(DrawingFrame&, const CCRenderPassDrawQuad*, const WebKit::WebFilterOperations&, const WebKit::WebTransformationMatrix& deviceTransform); |
+ void drawRenderPassQuad(DrawingFrame&, const CCRenderPassDrawQuad*); |
+ void drawSolidColorQuad(const DrawingFrame&, const CCSolidColorDrawQuad*); |
+ void drawStreamVideoQuad(const DrawingFrame&, const CCStreamVideoDrawQuad*); |
+ void drawTextureQuad(const DrawingFrame&, const CCTextureDrawQuad*); |
+ void drawIOSurfaceQuad(const DrawingFrame&, const CCIOSurfaceDrawQuad*); |
+ void drawTileQuad(const DrawingFrame&, const CCTileDrawQuad*); |
+ void drawYUVVideoQuad(const DrawingFrame&, const CCYUVVideoDrawQuad*); |
+ |
+ void setShaderOpacity(float opacity, int alphaLocation); |
+ void setShaderFloatQuad(const FloatQuad&, int quadLocation); |
+ void drawQuadGeometry(const DrawingFrame&, const WebKit::WebTransformationMatrix& drawTransform, const FloatRect& quadRect, int matrixLocation); |
+ |
+ void copyTextureToFramebuffer(const DrawingFrame&, int textureId, const IntRect&, const WebKit::WebTransformationMatrix& drawMatrix); |
+ |
+ bool useScopedTexture(DrawingFrame&, const CCScopedTexture*, const IntRect& viewportRect); |
+ |
+ bool makeContextCurrent(); |
+ |
+ bool initializeSharedObjects(); |
+ void cleanupSharedObjects(); |
+ |
+ // WebKit::WebGraphicsContext3D::WebGraphicsSwapBuffersCompleteCallbackCHROMIUM implementation. |
+ virtual void onSwapBuffersComplete() OVERRIDE; |
+ |
+ // WebKit::WebGraphicsContext3D::WebGraphicsMemoryAllocationChangedCallbackCHROMIUM implementation. |
+ virtual void onMemoryAllocationChanged(WebKit::WebGraphicsMemoryAllocation) OVERRIDE; |
+ void onMemoryAllocationChangedOnImplThread(WebKit::WebGraphicsMemoryAllocation); |
+ void discardFramebuffer(); |
+ void ensureFramebuffer(); |
+ |
+ // WebGraphicsContext3D::WebGraphicsContextLostCallback implementation. |
+ virtual void onContextLost() OVERRIDE; |
+ |
+ RendererCapabilities m_capabilities; |
+ |
+ unsigned m_offscreenFramebufferId; |
+ |
+ OwnPtr<GeometryBinding> m_sharedGeometry; |
+ FloatQuad m_sharedGeometryQuad; |
+ |
+ // This block of bindings defines all of the programs used by the compositor itself. |
+ |
+ // Tiled layer shaders. |
+ typedef ProgramBinding<VertexShaderTile, FragmentShaderRGBATexAlpha> TileProgram; |
+ typedef ProgramBinding<VertexShaderTile, FragmentShaderRGBATexClampAlphaAA> TileProgramAA; |
+ typedef ProgramBinding<VertexShaderTile, FragmentShaderRGBATexClampSwizzleAlphaAA> TileProgramSwizzleAA; |
+ typedef ProgramBinding<VertexShaderTile, FragmentShaderRGBATexOpaque> TileProgramOpaque; |
+ typedef ProgramBinding<VertexShaderTile, FragmentShaderRGBATexSwizzleAlpha> TileProgramSwizzle; |
+ typedef ProgramBinding<VertexShaderTile, FragmentShaderRGBATexSwizzleOpaque> TileProgramSwizzleOpaque; |
+ typedef ProgramBinding<VertexShaderPosTex, FragmentShaderCheckerboard> TileCheckerboardProgram; |
+ |
+ // Render surface shaders. |
+ typedef ProgramBinding<VertexShaderPosTex, FragmentShaderRGBATexAlpha> RenderPassProgram; |
+ typedef ProgramBinding<VertexShaderPosTex, FragmentShaderRGBATexAlphaMask> RenderPassMaskProgram; |
+ typedef ProgramBinding<VertexShaderQuad, FragmentShaderRGBATexAlphaAA> RenderPassProgramAA; |
+ typedef ProgramBinding<VertexShaderQuad, FragmentShaderRGBATexAlphaMaskAA> RenderPassMaskProgramAA; |
+ |
+ // Texture shaders. |
+ typedef ProgramBinding<VertexShaderPosTexTransform, FragmentShaderRGBATexAlpha> TextureProgram; |
+ typedef ProgramBinding<VertexShaderPosTexTransform, FragmentShaderRGBATexFlipAlpha> TextureProgramFlip; |
+ typedef ProgramBinding<VertexShaderPosTexTransform, FragmentShaderRGBATexRectAlpha> TextureIOSurfaceProgram; |
+ |
+ // Video shaders. |
+ typedef ProgramBinding<VertexShaderVideoTransform, FragmentShaderOESImageExternal> VideoStreamTextureProgram; |
+ typedef ProgramBinding<VertexShaderPosTexYUVStretch, FragmentShaderYUVVideo> VideoYUVProgram; |
+ |
+ // Special purpose / effects shaders. |
+ typedef ProgramBinding<VertexShaderPos, FragmentShaderColor> SolidColorProgram; |
+ |
+ const TileProgram* tileProgram(); |
+ const TileProgramOpaque* tileProgramOpaque(); |
+ const TileProgramAA* tileProgramAA(); |
+ const TileProgramSwizzle* tileProgramSwizzle(); |
+ const TileProgramSwizzleOpaque* tileProgramSwizzleOpaque(); |
+ const TileProgramSwizzleAA* tileProgramSwizzleAA(); |
+ const TileCheckerboardProgram* tileCheckerboardProgram(); |
+ |
+ const RenderPassProgram* renderPassProgram(); |
+ const RenderPassProgramAA* renderPassProgramAA(); |
+ const RenderPassMaskProgram* renderPassMaskProgram(); |
+ const RenderPassMaskProgramAA* renderPassMaskProgramAA(); |
+ |
+ const TextureProgram* textureProgram(); |
+ const TextureProgramFlip* textureProgramFlip(); |
+ const TextureIOSurfaceProgram* textureIOSurfaceProgram(); |
+ |
+ const VideoYUVProgram* videoYUVProgram(); |
+ const VideoStreamTextureProgram* videoStreamTextureProgram(); |
+ |
+ const SolidColorProgram* solidColorProgram(); |
+ |
+ OwnPtr<TileProgram> m_tileProgram; |
+ OwnPtr<TileProgramOpaque> m_tileProgramOpaque; |
+ OwnPtr<TileProgramAA> m_tileProgramAA; |
+ OwnPtr<TileProgramSwizzle> m_tileProgramSwizzle; |
+ OwnPtr<TileProgramSwizzleOpaque> m_tileProgramSwizzleOpaque; |
+ OwnPtr<TileProgramSwizzleAA> m_tileProgramSwizzleAA; |
+ OwnPtr<TileCheckerboardProgram> m_tileCheckerboardProgram; |
+ |
+ OwnPtr<RenderPassProgram> m_renderPassProgram; |
+ OwnPtr<RenderPassProgramAA> m_renderPassProgramAA; |
+ OwnPtr<RenderPassMaskProgram> m_renderPassMaskProgram; |
+ OwnPtr<RenderPassMaskProgramAA> m_renderPassMaskProgramAA; |
+ |
+ OwnPtr<TextureProgram> m_textureProgram; |
+ OwnPtr<TextureProgramFlip> m_textureProgramFlip; |
+ OwnPtr<TextureIOSurfaceProgram> m_textureIOSurfaceProgram; |
+ |
+ OwnPtr<VideoYUVProgram> m_videoYUVProgram; |
+ OwnPtr<VideoStreamTextureProgram> m_videoStreamTextureProgram; |
+ |
+ OwnPtr<SolidColorProgram> m_solidColorProgram; |
+ |
+ WebKit::WebGraphicsContext3D* m_context; |
+ |
+ IntRect m_swapBufferRect; |
+ bool m_isViewportChanged; |
+ bool m_isFramebufferDiscarded; |
+ bool m_isUsingBindUniform; |
+ bool m_visible; |
+ |
+ OwnPtr<CCResourceProvider::ScopedWriteLockGL> m_currentFramebufferLock; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(CCRendererGL); |
+}; |
+ |
+ |
+// Setting DEBUG_GL_CALLS to 1 will call glGetError() after almost every GL |
+// call made by the compositor. Useful for debugging rendering issues but |
+// will significantly degrade performance. |
+#define DEBUG_GL_CALLS 0 |
+ |
+#if DEBUG_GL_CALLS && !defined ( NDEBUG ) |
+#define GLC(context, x) (x, CCRendererGL::debugGLCall(&*context, #x, __FILE__, __LINE__)) |
+#else |
+#define GLC(context, x) (x) |
+#endif |
+ |
+ |
+} |
+ |
+#endif // USE(ACCELERATED_COMPOSITING) |
+ |
+#endif |