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//
// Copyright 2015 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.
//
// FramebufferGL.h: Defines the class interface for FramebufferGL.
#ifndef LIBANGLE_RENDERER_GL_FRAMEBUFFERGL_H_
#define LIBANGLE_RENDERER_GL_FRAMEBUFFERGL_H_
#include "libANGLE/renderer/FramebufferImpl.h"
namespace rx
{
class FunctionsGL;
class StateManagerGL;
struct WorkaroundsGL;
class FramebufferGL : public FramebufferImpl
{
public:
FramebufferGL(const gl::FramebufferState &data,
const FunctionsGL *functions,
StateManagerGL *stateManager,
const WorkaroundsGL &workarounds,
bool isDefault);
// Constructor called when we need to create a FramebufferGL from an
// existing framebuffer name, for example for the default framebuffer
// on the Mac EGL CGL backend.
FramebufferGL(GLuint id,
const gl::FramebufferState &data,
const FunctionsGL *functions,
const WorkaroundsGL &workarounds,
StateManagerGL *stateManager);
~FramebufferGL() override;
gl::Error discard(size_t count, const GLenum *attachments) override;
gl::Error invalidate(size_t count, const GLenum *attachments) override;
gl::Error invalidateSub(size_t count, const GLenum *attachments, const gl::Rectangle &area) override;
gl::Error clear(ContextImpl *context, GLbitfield mask) override;
gl::Error clearBufferfv(ContextImpl *context,
GLenum buffer,
GLint drawbuffer,
const GLfloat *values) override;
gl::Error clearBufferuiv(ContextImpl *context,
GLenum buffer,
GLint drawbuffer,
const GLuint *values) override;
gl::Error clearBufferiv(ContextImpl *context,
GLenum buffer,
GLint drawbuffer,
const GLint *values) override;
gl::Error clearBufferfi(ContextImpl *context,
GLenum buffer,
GLint drawbuffer,
GLfloat depth,
GLint stencil) override;
GLenum getImplementationColorReadFormat() const override;
GLenum getImplementationColorReadType() const override;
gl::Error readPixels(ContextImpl *context,
const gl::Rectangle &area,
GLenum format,
GLenum type,
GLvoid *pixels) const override;
gl::Error blit(ContextImpl *context,
const gl::Rectangle &sourceArea,
const gl::Rectangle &destArea,
GLbitfield mask,
GLenum filter) override;
bool checkStatus() const override;
void syncState(const gl::Framebuffer::DirtyBits &dirtyBits) override;
void syncDrawState() const;
GLuint getFramebufferID() const;
private:
void syncClearState(GLbitfield mask);
void syncClearBufferState(GLenum buffer, GLint drawBuffer);
const FunctionsGL *mFunctions;
StateManagerGL *mStateManager;
const WorkaroundsGL &mWorkarounds;
GLuint mFramebufferID;
bool mIsDefault;
};
}
#endif // LIBANGLE_RENDERER_GL_FRAMEBUFFERGL_H_
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