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//
// Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// Renderbuffer.h: Defines the renderer-agnostic container class gl::Renderbuffer.
// Implements GL renderbuffer objects and related functionality.
// [OpenGL ES 2.0.24] section 4.4.3 page 108.
#ifndef LIBGLESV2_RENDERBUFFER_H_
#define LIBGLESV2_RENDERBUFFER_H_
#include "angle_gl.h"
#include "libGLESv2/Error.h"
#include "common/angleutils.h"
#include "common/RefCountObject.h"
namespace rx
{
class RenderbufferImpl;
}
namespace gl
{
class FramebufferAttachment;
// A GL renderbuffer object is usually used as a depth or stencil buffer attachment
// for a framebuffer object. The renderbuffer itself is a distinct GL object, see
// FramebufferAttachment and Framebuffer for how they are applied to an FBO via an
// attachment point.
class Renderbuffer : public RefCountObject
{
public:
Renderbuffer(rx::RenderbufferImpl *impl, GLuint id);
virtual ~Renderbuffer();
Error setStorage(GLsizei width, GLsizei height, GLenum internalformat, GLsizei samples);
rx::RenderbufferImpl *getImplementation();
GLsizei getWidth() const;
GLsizei getHeight() const;
GLenum getInternalFormat() const;
GLenum getActualFormat() const;
GLsizei getSamples() const;
GLuint getRedSize() const;
GLuint getGreenSize() const;
GLuint getBlueSize() const;
GLuint getAlphaSize() const;
GLuint getDepthSize() const;
GLuint getStencilSize() const;
private:
DISALLOW_COPY_AND_ASSIGN(Renderbuffer);
rx::RenderbufferImpl *mRenderbuffer;
GLsizei mWidth;
GLsizei mHeight;
GLenum mInternalFormat;
GLenum mActualFormat;
GLsizei mSamples;
};
}
#endif // LIBGLESV2_RENDERBUFFER_H_
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