review.tizen.org Git - platform/framework/web/crosswalk-tizen.git/blob

   1 // Copyright 2015 Samsung Electronics. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_BROWSER_COMPOSITOR_EVASGL_DELEGATED_FRAME_HOST_H_
   6 #define CONTENT_BROWSER_COMPOSITOR_EVASGL_DELEGATED_FRAME_HOST_H_
   7
   8 #include <Evas_GL.h>
   9
  10 #include "base/memory/weak_ptr.h"
  11 #include "cc/output/compositor_frame.h"
  12 #include "cc/output/direct_renderer.h"
  13 #include "cc/trees/blocking_task_runner.h"
  14 #include "content/common/content_export.h"
  15
  16 // TODO(prashant.n): Include gl_renderer.h in evasgl_delegated_frame_host.cc
  17 // file and forward declare required classes here.
  18
  19 namespace content {
  20
  21 class EvasGLContextProvider;
  22 class EvasGLOutputSurfaceClient;
  23
  24 class CONTENT_EXPORT EvasGLDelegatedFrameHostClient {
  25  public:
  26   // TODO(prashant.n): Remove GetEvasGLAPI() after decoupling context provider
  27   // and surface from EvasGLDelegatedFrameHost.
  28   virtual Evas_GL_API* GetEvasGLAPI() = 0;
  29   virtual void DelegatedFrameHostSendReclaimCompositorResources(
  30       int compositor_frame_sink_id,
  31       bool is_swap_ack,
  32       const cc::ReturnedResourceArray& resources) = 0;
  33   virtual int DelegatedFrameHostGetGpuMemoryBufferClientId() const = 0;
  34   virtual Evas_GL* GetEvasGL() = 0;
  35   virtual bool MakeCurrent() = 0;
  36   virtual void ClearBrowserFrame(SkColor) = 0;
  37 };
  38
  39 class CONTENT_EXPORT EvasGLDelegatedFrameHost
  40     : public base::SupportsWeakPtr<EvasGLDelegatedFrameHost> {
  41  public:
  42   explicit EvasGLDelegatedFrameHost(EvasGLDelegatedFrameHostClient* client);
  43   ~EvasGLDelegatedFrameHost();
  44   void Initialize();
  45   void SwapDelegatedFrame(uint32_t compositor_frame_sink_id,
  46                           cc::CompositorFrame frame);
  47   void RenderDelegatedFrame(const gfx::Rect& bounds);
  48 #if defined(OS_TIZEN_TV_PRODUCT)
  49   void ClearAllTilesResources();
  50 #endif
  51
  52  private:
  53   void UnrefResources(const cc::ReturnedResourceArray& resources,
  54                       cc::BlockingTaskRunner* /* main_thread_task_runner */);
  55   bool ShouldTransformRootRenderPass(int rotation);
  56   void TransformRootRenderPass(cc::RenderPass* root_render_pass,
  57                              const gfx::Rect& bounds,
  58                              int rotation);
  59   void ClearRenderPasses();
  60   void ClearChildId();
  61
  62   EvasGLDelegatedFrameHostClient* client_;
  63
  64   // TODO(prashant.n): Decouple context provider and surface from this class.
  65   scoped_refptr<EvasGLContextProvider> context_provider_;
  66   std::unique_ptr<EvasGLOutputSurfaceClient> output_surface_client_;
  67   std::unique_ptr<cc::OutputSurface> output_surface_;
  68   cc::RendererSettings settings_;
  69   std::unique_ptr<cc::ResourceProvider> resource_provider_;
  70   int child_id_;
  71 #if defined(OS_TIZEN_TV_PRODUCT)
  72   uint32_t compositor_frame_sink_id_;
  73 #endif
  74
  75   cc::RenderPassList render_pass_list_;
  76   cc::ResourceProvider::ResourceIdSet resources_in_frame_;
  77   cc::ReturnedResourceArray returned_resources_;
  78   std::unique_ptr<cc::DirectRenderer> renderer_;
  79   SkColor background_color_ = SK_ColorTRANSPARENT;
  80   base::WeakPtrFactory<EvasGLDelegatedFrameHost> weak_ptr_factory_;
  81 };
  82
  83 }  // namespace content
  84
  85 #endif  // CONTENT_BROWSER_COMPOSITOR_EVASGL_DELEGATED_FRAME_HOST_H_