Use RenderPass to create DrawQuad in unittests

cc/quads/render_pass.h

 // 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.
 
 #ifndef CC_QUADS_RENDER_PASS_H_
 #define CC_QUADS_RENDER_PASS_H_
 
 #include <utility>
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/containers/hash_tables.h"
 #include "cc/base/cc_export.h"
 #include "cc/base/scoped_ptr_vector.h"
 #include "skia/ext/refptr.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/rect_f.h"
 #include "ui/gfx/transform.h"
 
 namespace base {
 class Value;
 };
 
 namespace cc {
 
 class DrawQuad;
+class RenderPassDrawQuad;
 class CopyOutputRequest;
 class SharedQuadState;
 
 // A list of DrawQuad objects, sorted internally in front-to-back order.
 class QuadList : public ScopedPtrVector<DrawQuad> {
  public:
   typedef reverse_iterator BackToFrontIterator;
   typedef const_reverse_iterator ConstBackToFrontIterator;
 
   inline BackToFrontIterator BackToFrontBegin() { return rbegin(); }
@@ skipping 52 matching lines @@
   scoped_ptr<base::Value> AsValue() const;
 
   SharedQuadState* CreateAndAppendSharedQuadState();
   template <typename DrawQuadType>
   DrawQuadType* CreateAndAppendDrawQuad() {
     scoped_ptr<DrawQuadType> draw_quad = DrawQuadType::Create();
     quad_list.push_back(draw_quad.template PassAs<DrawQuad>());
     return static_cast<DrawQuadType*>(quad_list.back());
   }
 
+  RenderPassDrawQuad* CopyFromAndAppendRenderPassDrawQuad(
+      const RenderPassDrawQuad* quad,
+      const SharedQuadState* shared_quad_state,
+      RenderPass::Id render_pass_id);
+  DrawQuad* CopyFromAndAppendDrawQuad(const DrawQuad* quad,
+                                      const SharedQuadState* shared_quad_state);
+
   // Uniquely identifies the render pass in the compositor's current frame.
   Id id;
 
   // These are in the space of the render pass' physical pixels.
   gfx::Rect output_rect;
   gfx::Rect damage_rect;
 
   // Transforms from the origin of the |output_rect| to the origin of the root
   // render pass' |output_rect|.
   gfx::Transform transform_to_root_target;
 
   // If false, the pixels in the render pass' texture are all opaque.
   bool has_transparent_background;
 
   // If non-empty, the renderer should produce a copy of the render pass'
   // contents as a bitmap, and give a copy of the bitmap to each callback in
   // this list. This property should not be serialized between compositors, as
   // it only makes sense in the root compositor.
   ScopedPtrVector<CopyOutputRequest> copy_requests;
 
   QuadList quad_list;
   SharedQuadStateList shared_quad_state_list;
 
  protected:
   explicit RenderPass(size_t num_layers);
   RenderPass();
 
  private:
+  template <typename DrawQuadType>
+  DrawQuadType* CopyFromAndAppendTypedDrawQuad(const DrawQuad* quad) {
+    scoped_ptr<DrawQuadType> draw_quad =
+        make_scoped_ptr(new DrawQuadType(*DrawQuadType::MaterialCast(quad)));
+    quad_list.push_back(draw_quad.template PassAs<DrawQuad>());
+    return static_cast<DrawQuadType*>(quad_list.back());
+  }
+
   DISALLOW_COPY_AND_ASSIGN(RenderPass);
 };
 
 }  // namespace cc
 
 namespace BASE_HASH_NAMESPACE {
 #if defined(COMPILER_MSVC)
 inline size_t hash_value(const cc::RenderPass::Id& key) {
   return base::HashPair(key.layer_id, key.index);
 }
 #elif defined(COMPILER_GCC)
 template<>
 struct hash<cc::RenderPass::Id> {
   size_t operator()(cc::RenderPass::Id key) const {
     return base::HashPair(key.layer_id, key.index);
   }
 };
 #else
 #error define a hash function for your compiler
 #endif  // COMPILER
 }  // namespace BASE_HASH_NAMESPACE
 
 namespace cc {
 typedef ScopedPtrVector<RenderPass> RenderPassList;
 typedef base::hash_map<RenderPass::Id, RenderPass*> RenderPassIdHashMap;
 }  // namespace cc
 
 #endif  // CC_QUADS_RENDER_PASS_H_