GPU Program Caching

gpu/command_buffer/service/program_manager.h

Index: gpu/command_buffer/service/program_manager.h
diff --git a/gpu/command_buffer/service/program_manager.h b/gpu/command_buffer/service/program_manager.h
index d2655cc97ae2345e5806984389c24af88d1d96c4..7655681cad043b807a78364d025cdfdfb9c19599 100644
--- a/gpu/command_buffer/service/program_manager.h
+++ b/gpu/command_buffer/service/program_manager.h
@@ -11,9 +11,10 @@
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "gpu/command_buffer/service/common_decoder.h"
+#include "gpu/command_buffer/service/feature_info.h"
 #include "gpu/command_buffer/service/gl_utils.h"
+#include "gpu/command_buffer/service/program_cache.h"
 #include "gpu/command_buffer/service/shader_manager.h"
 #include "gpu/gpu_export.h"
 
@@ -148,7 +149,10 @@ class GPU_EXPORT ProgramManager {
     bool CanLink() const;
 
     // Performs glLinkProgram and related activities.
-    bool Link();
+    bool Link(ShaderManager* manager,
+              ShaderTranslator* vertex_translator,
+              ShaderTranslator* fragment_shader,
+              FeatureInfo* feature_info);
 
     // Performs glValidateProgram and related activities.
     void Validate();
@@ -284,7 +288,7 @@ class GPU_EXPORT ProgramManager {
     std::map<std::string, GLint> bind_attrib_location_map_;
   };
 
-  ProgramManager();
+  explicit ProgramManager(ProgramCache* program_cache);
   ~ProgramManager();
 
   // Must call before destruction.
@@ -299,6 +303,9 @@ class GPU_EXPORT ProgramManager {
   // Gets a client id for a given service id.
   bool GetClientId(GLuint service_id, GLuint* client_id) const;
 
+  // Gets the shader cache
+  ProgramCache* program_cache() const;
+
   // Marks a program as deleted. If it is not used the info will be deleted.
   void MarkAsDeleted(ShaderManager* shader_manager, ProgramInfo* info);
 
@@ -317,6 +324,12 @@ class GPU_EXPORT ProgramManager {
   // 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;
+
+  void DoCompileShader(ShaderManager::ShaderInfo* info,
+                       ShaderTranslator* translator,
+                       FeatureInfo* feature_info);
  private:
   void StartTracking(ProgramInfo* info);
   void StopTracking(ProgramInfo* info);
@@ -337,6 +350,8 @@ class GPU_EXPORT ProgramManager {
   // Used to clear uniforms.
   std::vector<uint8> zero_;
 
+  ProgramCache* program_cache_;
+
   void RemoveProgramInfoIfUnused(
       ShaderManager* shader_manager, ProgramInfo* info);