Implement transform/clip support for Android WebView.

cc/output/software_renderer_unittest.cc

 // 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.
 
 #include "cc/output/software_renderer.h"
 
 #include "cc/layers/quad_sink.h"
 #include "cc/output/compositor_frame_metadata.h"
 #include "cc/output/software_output_device.h"
 #include "cc/quads/render_pass.h"
@@ skipping 31 matching lines @@
 
   void set_viewport_size(gfx::Size viewport_size) {
     viewport_size_ = viewport_size;
   }
 
   void set_should_clear_root_render_pass(bool clear_root_render_pass) {
     should_clear_root_render_pass_ = clear_root_render_pass;
   }
 
   // RendererClient implementation.
-  virtual gfx::Size DeviceViewportSize() const OVERRIDE {
-    return viewport_size_;
+  virtual gfx::Rect DeviceViewport() const OVERRIDE {
+    return gfx::Rect(viewport_size_);
   }
   virtual float DeviceScaleFactor() const OVERRIDE {
     return 1.f;
   }
   virtual const LayerTreeSettings& Settings() const OVERRIDE {
     return settings_;
   }
   virtual void SetFullRootLayerDamage() OVERRIDE {}
   virtual void SetManagedMemoryPolicy(const ManagedMemoryPolicy& policy)
       OVERRIDE {}
@@ skipping 42 matching lines @@
   inner_quad->SetNew(shared_quad_state.get(), inner_rect, SK_ColorCYAN, false);
   root_render_pass->AppendQuad(inner_quad.PassAs<DrawQuad>());
   root_render_pass->AppendQuad(outer_quad.PassAs<DrawQuad>());
 
   RenderPassList list;
   list.push_back(root_render_pass.PassAs<RenderPass>());
   renderer()->DrawFrame(&list);
 
   SkBitmap output;
   output.setConfig(SkBitmap::kARGB_8888_Config,
-                   DeviceViewportSize().width(),
-                   DeviceViewportSize().height());
+                   DeviceViewport().width(),
+                   DeviceViewport().height());
   output.allocPixels();
   renderer()->GetFramebufferPixels(output.getPixels(), outer_rect);
 
   EXPECT_EQ(SK_ColorYELLOW, output.getColor(0, 0));
   EXPECT_EQ(SK_ColorYELLOW,
             output.getColor(outer_size.width() - 1, outer_size.height() - 1));
   EXPECT_EQ(SK_ColorCYAN, output.getColor(1, 1));
   EXPECT_EQ(SK_ColorCYAN,
             output.getColor(inner_size.width() - 1, inner_size.height() - 1));
 }
@@ skipping 30 matching lines @@
       static_cast<uint8_t*>(yellow_tile.getPixels()),
       gfx::Rect(outer_size),
       gfx::Rect(outer_size),
       gfx::Vector2d());
   resource_provider()->SetPixels(resource_cyan,
                                  static_cast<uint8_t*>(cyan_tile.getPixels()),
                                  gfx::Rect(inner_size),
                                  gfx::Rect(inner_size),
                                  gfx::Vector2d());
 
-  gfx::Rect root_rect = gfx::Rect(DeviceViewportSize());
+  gfx::Rect root_rect = DeviceViewport();
 
   scoped_ptr<SharedQuadState> shared_quad_state = SharedQuadState::Create();
   shared_quad_state->SetAll(
       gfx::Transform(), outer_size, outer_rect, outer_rect, false, 1.0);
   RenderPass::Id root_render_pass_id = RenderPass::Id(1, 1);
   scoped_ptr<TestRenderPass> root_render_pass = TestRenderPass::Create();
   root_render_pass->SetNew(
       root_render_pass_id, root_rect, root_rect, gfx::Transform());
   scoped_ptr<TileDrawQuad> outer_quad = TileDrawQuad::Create();
   outer_quad->SetNew(shared_quad_state.get(),
@@ skipping 13 matching lines @@
                      false);
   root_render_pass->AppendQuad(inner_quad.PassAs<DrawQuad>());
   root_render_pass->AppendQuad(outer_quad.PassAs<DrawQuad>());
 
   RenderPassList list;
   list.push_back(root_render_pass.PassAs<RenderPass>());
   renderer()->DrawFrame(&list);
 
   SkBitmap output;
   output.setConfig(SkBitmap::kARGB_8888_Config,
-                   DeviceViewportSize().width(),
-                   DeviceViewportSize().height());
+                   DeviceViewport().width(),
+                   DeviceViewport().height());
   output.allocPixels();
   renderer()->GetFramebufferPixels(output.getPixels(), outer_rect);
 
   EXPECT_EQ(SK_ColorYELLOW, output.getColor(0, 0));
   EXPECT_EQ(SK_ColorYELLOW,
             output.getColor(outer_size.width() - 1, outer_size.height() - 1));
   EXPECT_EQ(SK_ColorCYAN, output.getColor(1, 1));
   EXPECT_EQ(SK_ColorCYAN,
             output.getColor(inner_size.width() - 1, inner_size.height() - 1));
 }
@@ skipping 47 matching lines @@
       output.getColor(viewport_rect.width() - 1, viewport_rect.height() - 1));
 
   EXPECT_EQ(SK_ColorMAGENTA,
             output.getColor(smaller_rect.x(), smaller_rect.y()));
   EXPECT_EQ(SK_ColorMAGENTA,
       output.getColor(smaller_rect.right() - 1, smaller_rect.bottom() - 1));
 }
 
 }  // namespace
 }  // namespace cc