blob: da17125f5668cd98aaaae955848e121046f0f450 [file] [log] [blame]
// 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.
#include "angle_gl.h"
#include "common/angleutils.h"
#include "libANGLE/Debug.h"
#include "libANGLE/Error.h"
#include "libANGLE/FramebufferAttachment.h"
#include "libANGLE/Image.h"
#include "libANGLE/formatutils.h"
#include "libANGLE/renderer/RenderbufferImpl.h"
namespace gl
// 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 final : public egl::ImageSibling,
public LabeledObject
Renderbuffer(rx::RenderbufferImpl *impl, GLuint id);
virtual ~Renderbuffer();
void destroy(const Context *context) override {}
void setLabel(const std::string &label) override;
const std::string &getLabel() const override;
Error setStorage(GLenum internalformat, size_t width, size_t height);
Error setStorageMultisample(size_t samples, GLenum internalformat, size_t width, size_t height);
Error setStorageEGLImageTarget(egl::Image *imageTarget);
rx::RenderbufferImpl *getImplementation() const;
GLsizei getWidth() const;
GLsizei getHeight() const;
const Format &getFormat() const;
GLsizei getSamples() const;
GLuint getRedSize() const;
GLuint getGreenSize() const;
GLuint getBlueSize() const;
GLuint getAlphaSize() const;
GLuint getDepthSize() const;
GLuint getStencilSize() const;
// FramebufferAttachmentObject Impl
Extents getAttachmentSize(const ImageIndex &imageIndex) const override;
const Format &getAttachmentFormat(GLenum /*binding*/,
const ImageIndex & /*imageIndex*/) const override
return getFormat();
GLsizei getAttachmentSamples(const ImageIndex & /*imageIndex*/) const override
return getSamples();
void onAttach() override;
void onDetach() override;
GLuint getId() const override;
rx::FramebufferAttachmentObjectImpl *getAttachmentImpl() const override { return mRenderbuffer; }
rx::RenderbufferImpl *mRenderbuffer;
std::string mLabel;
GLsizei mWidth;
GLsizei mHeight;
Format mFormat;
GLsizei mSamples;