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// Copyright 2014 The Chromium Authors
// 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_GLES2_CMD_CLEAR_FRAMEBUFFER_H_
#define GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_CLEAR_FRAMEBUFFER_H_
#include "gpu/command_buffer/service/gl_utils.h"
#include "gpu/gpu_gles2_export.h"
namespace gfx {
class Size;
}
namespace gpu {
namespace gles2 {
class GLES2Decoder;
class GPU_GLES2_EXPORT ClearFramebufferResourceManager {
public:
ClearFramebufferResourceManager(const gles2::GLES2Decoder* decoder);
ClearFramebufferResourceManager(const ClearFramebufferResourceManager&) =
delete;
ClearFramebufferResourceManager& operator=(
const ClearFramebufferResourceManager&) = delete;
~ClearFramebufferResourceManager();
void Destroy();
void ClearFramebuffer(const gles2::GLES2Decoder* decoder,
const gfx::Size& max_viewport_size,
GLbitfield mask,
GLfloat clear_color_red,
GLfloat clear_color_green,
GLfloat clear_color_blue,
GLfloat clear_color_alpha,
GLfloat clear_depth_value,
GLint clear_stencil_value);
private:
void Initialize(const gles2::GLES2Decoder* decoder);
// The attributes used during invocation of the extension.
static const GLuint kVertexPositionAttrib = 0;
bool initialized_;
GLuint program_;
GLuint depth_handle_;
GLuint color_handle_;
GLuint buffer_id_;
};
} // namespace gles2
} // namespace gpu
#endif // GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_CLEAR_FRAMEBUFFER_H_
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