/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef WEBGL_RENDERBUFFER_H_
#define WEBGL_RENDERBUFFER_H_
#include "CacheInvalidator.h"
#include "WebGLObjectModel.h"
#include "WebGLStrongTypes.h"
#include "WebGLTexture.h"
namespace mozilla {
namespace webgl {
struct FormatUsageInfo;
}
class WebGLRenderbuffer final :
public WebGLContextBoundObject,
public WebGLRectangleObject,
public CacheInvalidator {
friend class WebGLFramebuffer;
friend class WebGLFBAttachPoint;
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(WebGLRenderbuffer, override)
public:
const GLuint mPrimaryRB;
protected:
const bool mEmulatePackedDepthStencil;
GLuint mSecondaryRB;
webgl::ImageInfo mImageInfo;
public:
explicit WebGLRenderbuffer(WebGLContext* webgl);
const auto& ImageInfo()
const {
return mImageInfo; }
void RenderbufferStorage(uint32_t samples, GLenum internalFormat,
uint32_t width, uint32_t height);
// Only handles a subset of `pname`s.
GLint GetRenderbufferParameter(RBParam pname)
const;
auto MemoryUsage()
const {
return mImageInfo.MemoryUsage(); }
protected:
~WebGLRenderbuffer() override;
void DoFramebufferRenderbuffer(GLenum attachment)
const;
GLenum DoRenderbufferStorage(uint32_t samples,
const webgl::FormatUsageInfo* format,
uint32_t width, uint32_t height);
};
}
// namespace mozilla
#endif // WEBGL_RENDERBUFFER_H_
