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//
// Copyright 2014 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.
//
// RenderbufferImpl.h: Defines the abstract class gl::RenderbufferImpl
#ifndef LIBANGLE_RENDERER_RENDERBUFFERIMPL_H_
#define LIBANGLE_RENDERER_RENDERBUFFERIMPL_H_
#include "angle_gl.h"
#include "common/angleutils.h"
#include "libANGLE/Error.h"
#include "libANGLE/renderer/FramebufferAttachmentObjectImpl.h"
namespace gl
{
struct PixelPackState;
class RenderbufferState;
} // namespace gl
namespace egl
{
class Image;
} // namespace egl
namespace rx
{
class RenderbufferImpl : public FramebufferAttachmentObjectImpl
{
public:
RenderbufferImpl(const gl::RenderbufferState &state) : mState(state) {}
~RenderbufferImpl() override {}
virtual void onDestroy(const gl::Context *context) {}
virtual angle::Result setStorage(const gl::Context *context,
GLenum internalformat,
size_t width,
size_t height) = 0;
virtual angle::Result setStorageMultisample(const gl::Context *context,
size_t samples,
GLenum internalformat,
size_t width,
size_t height) = 0;
virtual angle::Result setStorageEGLImageTarget(const gl::Context *context,
egl::Image *image) = 0;
virtual GLenum getColorReadFormat(const gl::Context *context);
virtual GLenum getColorReadType(const gl::Context *context);
virtual angle::Result getRenderbufferImage(const gl::Context *context,
const gl::PixelPackState &packState,
gl::Buffer *packBuffer,
GLenum format,
GLenum type,
void *pixels);
// Override if accurate native memory size information is available
virtual GLint getMemorySize() const;
protected:
const gl::RenderbufferState &mState;
};
inline GLint RenderbufferImpl::getMemorySize() const
{
return 0;
}
inline GLenum RenderbufferImpl::getColorReadFormat(const gl::Context *context)
{
UNREACHABLE();
return GL_NONE;
}
inline GLenum RenderbufferImpl::getColorReadType(const gl::Context *context)
{
UNREACHABLE();
return GL_NONE;
}
inline angle::Result RenderbufferImpl::getRenderbufferImage(const gl::Context *context,
const gl::PixelPackState &packState,
gl::Buffer *packBuffer,
GLenum format,
GLenum type,
void *pixels)
{
UNREACHABLE();
return angle::Result::Stop;
}
} // namespace rx
#endif // LIBANGLE_RENDERER_RENDERBUFFERIMPL_H_