GPU Program Caching

gpu/command_buffer/service/memory_shader_cache.h

Index: gpu/command_buffer/service/memory_shader_cache.h
diff --git a/gpu/command_buffer/service/memory_shader_cache.h b/gpu/command_buffer/service/memory_shader_cache.h
new file mode 100644
index 0000000000000000000000000000000000000000..596f6841fc401d988bb1447232a172093272af14
--- /dev/null
+++ b/gpu/command_buffer/service/memory_shader_cache.h
@@ -0,0 +1,78 @@
+// 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_MEMORY_SHADER_CACHE_H_
+#define GPU_COMMAND_BUFFER_SERVICE_MEMORY_SHADER_CACHE_H_
+
+#include "base/hash_tables.h"
+#include "gpu/command_buffer/service/shader_cache.h"
+#include "net/disk_cache/disk_cache.h"
+
+using disk_cache::Backend;

[greggman, 2012/06/15 08:10:24]

style: not allowed to use using in a header file.

[dmurph, 2012/06/19 01:08:33]

Done.

+using base::hash_map;
+
+namespace gpu {
+
+struct StoreValue {
+  StoreValue() : length(0), format(0), data(NULL) { }
+  StoreValue(GLsizei _length, GLenum _format, GLvoid* _data)
+    : length(_length), format(_format), data(_data) { }

[greggman, 2012/06/15 08:10:24]

style: 4 spaces in front of :

[dmurph, 2012/06/19 01:08:33]

Done.

+  GLsizei length;
+  GLenum format;
+  GLvoid* data;

[greggman, 2012/06/15 08:10:24]

could all of these be marked as const?

[dmurph, 2012/06/19 01:08:33]

It looks like I need assignment working for hash_map

+};
+
+class GPU_EXPORT MemoryShaderCache : public ShaderCache {

[greggman, 2012/06/15 08:10:24]

style: classes need a command description describing what they do

[dmurph, 2012/06/19 01:08:33]

Done.

+public:

[greggman, 2012/06/15 08:10:24]

style: 1 space before public:

[dmurph, 2012/06/19 01:08:33]

Done.

+  MemoryShaderCache();
+  virtual ~MemoryShaderCache();
+

[greggman, 2012/06/15 08:10:24]

style: All of these function names need to start with UpperCase

[dmurph, 2012/06/19 01:08:33]

Done.

+  bool isShaderCacheEnabled();

[greggman, 2012/06/15 08:10:24]

can this be a const function? 

[dmurph, 2012/06/19 01:08:33]

gone

+  CompiledShaderStatus getShaderCompilationStatus(const char* shader_src);

[greggman, 2012/06/15 08:10:24]

const func?

[dmurph, 2012/06/19 01:08:33]

Done.

+  void setShaderCompilationStatus(const char* shader_src,
+                                  CompiledShaderStatus status);
+
+  LinkedProgramStatus getLinkedProgramStatus(const char* untranslated_a,

[greggman, 2012/06/15 08:10:24]

const func?

[dmurph, 2012/06/19 01:08:33]

Done.

+                                             const char* untranslated_b);
+
+  void setLinkedProgramStatus(const char* untranslated_a,
+                              const char* untranslated_b,
+                              LinkedProgramStatus status);
+
+
+  void getLinkedProgram(const char* untranslated_a,

[greggman, 2012/06/15 08:10:24]

const func?

[dmurph, 2012/06/19 01:08:33]

Done.

+                        const char* untranslated_b,
+                        GLsizei* length,
+                        GLenum* binaryFormat,
+                        const GLvoid** binary);
+
+  void setLinkedProgram(const char* untranslated_a,
+                        const char* untranslated_b,
+                        GLsizei length,
+                        GLenum binaryFormat,
+                        GLvoid* binary);
+
+private:

[greggman, 2012/06/15 08:10:24]

style: 1 space before private

[dmurph, 2012/06/19 01:08:33]

Done.

+

[greggman, 2012/06/15 08:10:24]

style: no blank lines after private

[dmurph, 2012/06/19 01:08:33]

Done.

+
+  scoped_ptr<Backend> cache_backend_;
+  hash_map<CachedShaderKey,

[greggman, 2012/06/15 08:10:24]

Do you want to typedef these types?

[dmurph, 2012/06/19 01:08:33]

Done.

+           CompiledShaderStatus,
+           CachedShaderKeyHash,
+           CachedShaderKeyEquals> shader_status_;
+  hash_map<CachedProgramKey,
+           LinkedProgramStatus,
+           CachedProgramKeyHash,
+           CachedProgramKeyEquals> link_status_;
+  hash_map<CachedProgramKey,
+           StoreValue,
+           CachedProgramKeyHash,
+           CachedProgramKeyEquals> store_;
+

[greggman, 2012/06/15 08:10:24]

style: no blank lines at the end of a class

[dmurph, 2012/06/19 01:08:33]

Done.

+

[greggman, 2012/06/15 08:10:24]

You probably want a DISALLOW_COPY_AND_ASSIGN(MemoryShaderCache);

[dmurph, 2012/06/19 01:08:33]

Done.

+};
+
+} // namespace gpu
+
+#endif /* GPU_COMMAND_BUFFER_SERVICE_MEMORY_SHADER_CACHE_H_ */