Index: cc/renderer.h |
diff --git a/cc/renderer.h b/cc/renderer.h |
index 638cbb270ce9b24689d5095baf174ade4f4d1a13..740ba0b293e7588b133829a21fd2f7feef445a2f 100644 |
--- a/cc/renderer.h |
+++ b/cc/renderer.h |
@@ -1,3 +1,84 @@ |
// Copyright 2012 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 CCRenderer_h |
+#define CCRenderer_h |
+ |
+#include "base/basictypes.h" |
+#include "CCLayerTreeHost.h" |
+#include "CCRenderPass.h" |
+#include "FloatQuad.h" |
+#include "IntRect.h" |
+#include <wtf/PassRefPtr.h> |
+ |
+namespace cc { |
+ |
+class CCScopedTexture; |
+ |
+class CCRendererClient { |
+public: |
+ virtual const IntSize& deviceViewportSize() const = 0; |
+ virtual const CCLayerTreeSettings& settings() const = 0; |
+ virtual void didLoseContext() = 0; |
+ virtual void onSwapBuffersComplete() = 0; |
+ virtual void releaseContentsTextures() = 0; |
+ virtual void setFullRootLayerDamage() = 0; |
+ virtual void setMemoryAllocationLimitBytes(size_t) = 0; |
+protected: |
+ virtual ~CCRendererClient() { } |
+}; |
+ |
+class CCRenderer { |
+public: |
+ // This enum defines the various resource pools for the CCResourceProvider |
+ // where textures get allocated. |
+ enum ResourcePool { |
+ ImplPool = 1, // This pool is for textures that get allocated on the impl thread (e.g. RenderSurfaces). |
+ ContentPool // This pool is for textures that get allocated on the main thread (e.g. tiles). |
+ }; |
+ |
+ virtual ~CCRenderer() { } |
+ |
+ virtual const RendererCapabilities& capabilities() const = 0; |
+ |
+ const CCLayerTreeSettings& settings() const { return m_client->settings(); } |
+ |
+ const IntSize& viewportSize() { return m_client->deviceViewportSize(); } |
+ int viewportWidth() { return viewportSize().width(); } |
+ int viewportHeight() { return viewportSize().height(); } |
+ |
+ virtual void viewportChanged() { } |
+ |
+ virtual void decideRenderPassAllocationsForFrame(const CCRenderPassList&) { } |
+ virtual bool haveCachedResourcesForRenderPassId(CCRenderPass::Id) const; |
+ |
+ virtual void drawFrame(const CCRenderPassList&, const CCRenderPassIdHashMap&) = 0; |
+ |
+ // waits for rendering to finish |
+ virtual void finish() = 0; |
+ |
+ virtual void doNoOp() { } |
+ // puts backbuffer onscreen |
+ virtual bool swapBuffers() = 0; |
+ |
+ virtual void getFramebufferPixels(void *pixels, const IntRect&) = 0; |
+ |
+ virtual bool isContextLost(); |
+ |
+ virtual void setVisible(bool) = 0; |
+ |
+protected: |
+ explicit CCRenderer(CCRendererClient* client) |
+ : m_client(client) |
+ { |
+ } |
+ |
+ CCRendererClient* m_client; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(CCRenderer); |
+}; |
+ |
+} |
+ |
+#endif // CCRenderer_h |