Implement native GMB backbuffers in the GLES2 Command Decoder.

gpu/command_buffer/service/context_group.h

 // Copyright (c) 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 GPU_COMMAND_BUFFER_SERVICE_CONTEXT_GROUP_H_
 #define GPU_COMMAND_BUFFER_SERVICE_CONTEXT_GROUP_H_
 
 #include <stdint.h>
 
 #include <memory>
 #include <vector>
 
 #include "base/containers/hash_tables.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "gpu/command_buffer/common/constants.h"
 #include "gpu/command_buffer/common/gles2_cmd_format.h"
 #include "gpu/command_buffer/common/gles2_cmd_utils.h"
 #include "gpu/command_buffer/service/feature_info.h"
 #include "gpu/command_buffer/service/framebuffer_completeness_cache.h"
 #include "gpu/command_buffer/service/gpu_preferences.h"
 #include "gpu/command_buffer/service/shader_translator_cache.h"
 #include "gpu/gpu_export.h"
 
 namespace gpu {
 
+class ImageFactory;
 struct GpuPreferences;
 class TransferBufferManager;
 
 namespace gles2 {
 
 class ProgramCache;
 class BufferManager;
 class GLES2Decoder;
 class FramebufferManager;
 class MailboxManager;
@@ skipping 11 matching lines @@
 class GPU_EXPORT ContextGroup : public base::RefCounted<ContextGroup> {
  public:
   ContextGroup(
       const GpuPreferences& gpu_preferences,
       const scoped_refptr<MailboxManager>& mailbox_manager,
       const scoped_refptr<MemoryTracker>& memory_tracker,
       const scoped_refptr<ShaderTranslatorCache>& shader_translator_cache,
       const scoped_refptr<FramebufferCompletenessCache>&
           framebuffer_completeness_cache,
       const scoped_refptr<FeatureInfo>& feature_info,
-      bool bind_generates_resource);
+      bool bind_generates_resource,
+      gpu::ImageFactory* image_factory);
 
   // This should only be called by GLES2Decoder. This must be paired with a
   // call to destroy if it succeeds.
   bool Initialize(
       GLES2Decoder* decoder,
       ContextType context_type,
       const DisallowedFeatures& disallowed_features);
 
   // Destroys all the resources when called for the last context in the group.
   // It should only be called by GLES2Decoder.
@@ skipping 68 matching lines @@
   }
 
   uint32_t uniform_buffer_offset_alignment() const {
     return uniform_buffer_offset_alignment_;
   }
 
   FeatureInfo* feature_info() {
     return feature_info_.get();
   }
 
+  gpu::ImageFactory* image_factory() { return image_factory_; }
+
   const GpuPreferences& gpu_preferences() const {
     return gpu_preferences_;
   }
 
   BufferManager* buffer_manager() const {
     return buffer_manager_.get();
   }
 
   FramebufferManager* framebuffer_manager() const {
     return framebuffer_manager_.get();
@@ skipping 111 matching lines @@
   std::unique_ptr<PathManager> path_manager_;
 
   std::unique_ptr<ProgramManager> program_manager_;
 
   std::unique_ptr<ShaderManager> shader_manager_;
 
   std::unique_ptr<SamplerManager> sampler_manager_;
 
   scoped_refptr<FeatureInfo> feature_info_;
 
+  gpu::ImageFactory* image_factory_;
+
   std::vector<base::WeakPtr<gles2::GLES2Decoder> > decoders_;
 
   // Mappings from client side IDs to service side IDs.
   base::hash_map<GLuint, GLsync> syncs_id_map_;
 
   DISALLOW_COPY_AND_ASSIGN(ContextGroup);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_CONTEXT_GROUP_H_