Index: gpu/command_buffer/service/texture_definition.h |
diff --git a/gpu/command_buffer/service/texture_definition.h b/gpu/command_buffer/service/texture_definition.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..bdbeaf4181f1bdd9bfdcde73d771dc9dac12e454 |
--- /dev/null |
+++ b/gpu/command_buffer/service/texture_definition.h |
@@ -0,0 +1,107 @@ |
+// Copyright (c) 2014 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_TEXTURE_DEFINITION_H_ |
+#define GPU_COMMAND_BUFFER_SERVICE_TEXTURE_DEFINITION_H_ |
+ |
+#include <vector> |
+ |
+#include "base/callback.h" |
+#include "base/memory/ref_counted.h" |
+#include "base/memory/scoped_ptr.h" |
+#include "gpu/command_buffer/service/gl_utils.h" |
+ |
+namespace gfx { |
+class GLFence; |
+} |
+ |
+namespace gpu { |
+namespace gles2 { |
+ |
+class Texture; |
+ |
+class SharedGLFence : public base::RefCountedThreadSafe<SharedGLFence> { |
+ public: |
+ SharedGLFence(); |
+ void GpuWaitSync() const; |
+ |
+ private: |
+ friend class base::RefCountedThreadSafe<SharedGLFence>; |
+ virtual ~SharedGLFence(); |
+ |
+ scoped_ptr<gfx::GLFence> fence_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(SharedGLFence); |
+}; |
+ |
+class NativeImageBuffer : public base::RefCountedThreadSafe<NativeImageBuffer> { |
+ public: |
+ static NativeImageBuffer* Create(GLuint texture_id); |
+ virtual void BindToTexture(GLenum target) = 0; |
+ |
+ protected: |
+ friend class base::RefCountedThreadSafe<NativeImageBuffer>; |
+ NativeImageBuffer() {} |
+ virtual ~NativeImageBuffer() {} |
+ |
+ DISALLOW_COPY_AND_ASSIGN(NativeImageBuffer); |
+}; |
+ |
+// An immutable description that can be used to create a texture that shares |
+// the underlying image buffer(s). |
+class TextureDefinition { |
+ public: |
+ TextureDefinition(GLenum target, |
+ Texture* texture, |
+ NativeImageBuffer* image, |
+ const scoped_refptr<SharedGLFence>& fence); |
+ virtual ~TextureDefinition(); |
+ |
+ Texture* CreateTexture() const; |
+ void UpdateTexture(Texture* texture) const; |
+ |
+ scoped_refptr<NativeImageBuffer> image() { return image_; } |
+ |
+ private: |
+ struct LevelInfo { |
+ LevelInfo(GLenum target, |
+ GLenum internal_format, |
+ GLsizei width, |
+ GLsizei height, |
+ GLsizei depth, |
+ GLint border, |
+ GLenum format, |
+ GLenum type, |
+ bool cleared); |
+ ~LevelInfo(); |
+ |
+ GLenum target; |
+ GLenum internal_format; |
+ GLsizei width; |
+ GLsizei height; |
+ GLsizei depth; |
+ GLint border; |
+ GLenum format; |
+ GLenum type; |
+ bool cleared; |
+ }; |
+ |
+ typedef std::vector<std::vector<LevelInfo> > LevelInfos; |
+ |
+ GLenum target_; |
+ scoped_refptr<NativeImageBuffer> image_; |
+ scoped_refptr<SharedGLFence> fence_; |
+ GLenum min_filter_; |
+ GLenum mag_filter_; |
+ GLenum wrap_s_; |
+ GLenum wrap_t_; |
+ GLenum usage_; |
+ bool immutable_; |
+ LevelInfos level_infos_; |
+}; |
+ |
+} // namespage gles2 |
+} // namespace gpu |
+ |
+#endif // GPU_COMMAND_BUFFER_SERVICE_TEXTURE_DEFINITION_H_ |