Swizzle Uniform Locations

gpu/command_buffer/service/program_manager.h

 // Copyright (c) 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 GPU_COMMAND_BUFFER_SERVICE_PROGRAM_MANAGER_H_
 #define GPU_COMMAND_BUFFER_SERVICE_PROGRAM_MANAGER_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 94 matching lines @@
     }
 
     // Gets the location of a uniform by name.
     GLint GetUniformLocation(const std::string& name) const;
 
     // Gets the UniformInfo of a uniform by location.
     const UniformInfo* GetUniformInfoByLocation(
         GLint location, GLint* array_index) const;
 
     // Gets all the program info.
-    void GetProgramInfo(CommonDecoder::Bucket* bucket) const;
+    void GetProgramInfo(
+        ProgramManager* manager, CommonDecoder::Bucket* bucket) const;
 
     // Sets the sampler values for a uniform.
     // This is safe to call for any location. If the location is not
     // a sampler uniform nothing will happen.
     bool SetSamplers(GLint location, GLsizei count, const GLint* value);
 
     bool IsDeleted() const {
       return service_id_ == 0;
     }
 
@@ skipping 144 matching lines @@
 
   // Makes a program as unused. If deleted the program info will be removed.
   void UnuseProgram(ShaderManager* shader_manager, ProgramInfo* info);
 
   // Returns true if prefix is invalid for gl.
   static bool IsInvalidPrefix(const char* name, size_t length);
 
   // Check if a ProgramInfo is owned by this ProgramManager.
   bool IsOwned(ProgramInfo* info);
 
+  GLint SwizzleLocation(GLint unswizzled_location) const;
+  GLint UnswizzleLocation(GLint swizzled_location) const;
+
  private:
   // Info for each "successfully linked" program by service side program Id.
   // TODO(gman): Choose a faster container.
   typedef std::map<GLuint, ProgramInfo::Ref> ProgramInfoMap;
   ProgramInfoMap program_infos_;
 
+  int uniform_swizzle_;
+
   void RemoveProgramInfoIfUnused(
       ShaderManager* shader_manager, ProgramInfo* info);
 
   DISALLOW_COPY_AND_ASSIGN(ProgramManager);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_PROGRAM_MANAGER_H_