Improve indexed gl state related GL commands.

gpu/command_buffer/service/context_state.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.
 
 // This file contains the ContextState class.
 
 #ifndef GPU_COMMAND_BUFFER_SERVICE_CONTEXT_STATE_H_
 #define GPU_COMMAND_BUFFER_SERVICE_CONTEXT_STATE_H_
 
 #include <memory>
 #include <vector>
 
 #include "base/logging.h"
 #include "gpu/command_buffer/service/gl_utils.h"
 #include "gpu/command_buffer/service/sampler_manager.h"
 #include "gpu/command_buffer/service/texture_manager.h"
 #include "gpu/command_buffer/service/vertex_array_manager.h"
 #include "gpu/command_buffer/service/vertex_attrib_manager.h"
 #include "gpu/gpu_export.h"
 
 namespace gpu {
 namespace gles2 {
 
 class Buffer;
 class ErrorState;
 class ErrorStateClient;
 class FeatureInfo;
 class Framebuffer;
+class IndexedBufferBindingHost;
 class Logger;
 class Program;
 class Renderbuffer;
 class TransformFeedback;
 
 // State associated with each texture unit.
 struct GPU_EXPORT TextureUnit {
   TextureUnit();
   TextureUnit(const TextureUnit& other);
   ~TextureUnit();
@@ skipping 144 matching lines @@
   void RestoreActiveTextureUnitBinding(unsigned int target) const;
   void RestoreVertexAttribValues() const;
   void RestoreVertexAttribArrays(
       const scoped_refptr<VertexAttribManager> attrib_manager) const;
   void RestoreVertexAttribs() const;
   void RestoreBufferBindings() const;
   void RestoreGlobalState(const ContextState* prev_state) const;
   void RestoreProgramBindings() const;
   void RestoreRenderbufferBindings();
   void RestoreTransformFeedbackBindings(const ContextState* prev_state);
+  void RestoreIndexedUniformBufferBindings(const ContextState* prev_state);
   void RestoreTextureUnitBindings(
       GLuint unit, const ContextState* prev_state) const;
 
   // Helper for getting cached state.
   bool GetStateAsGLint(
       GLenum pname, GLint* params, GLsizei* num_written) const;
   bool GetStateAsGLfloat(
       GLenum pname, GLfloat* params, GLsizei* num_written) const;
   bool GetEnabled(GLenum cap) const;
 
@@ skipping 73 matching lines @@
   std::vector<scoped_refptr<Sampler>> sampler_units;
 
   // We create a transform feedback as the default one per ES3 enabled context
   // instead of using GL's default one to make context switching easier.
   // For other context, we will never change the default transform feedback's
   // states, so we can just use the GL's default one.
   scoped_refptr<TransformFeedback> default_transform_feedback;
 
   scoped_refptr<TransformFeedback> bound_transform_feedback;
 
+  scoped_refptr<IndexedBufferBindingHost> indexed_uniform_buffer_bindings;
+
   // The values for each attrib.
   std::vector<Vec4> attrib_values;
 
   // Class that manages vertex attribs.
   scoped_refptr<VertexAttribManager> vertex_attrib_manager;
   scoped_refptr<VertexAttribManager> default_vertex_attrib_manager;
 
   // The program in use by glUseProgram
   scoped_refptr<Program> current_program;
 
@@ skipping 20 matching lines @@
 
   FeatureInfo* feature_info_;
   std::unique_ptr<ErrorState> error_state_;
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_CONTEXT_STATE_H_