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//
// Copyright (c) 2002-2012 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.
//
// Image.h: Defines the rx::Image class, an abstract base class for the
// renderer-specific classes which will define the interface to the underlying
// surfaces or resources.
#ifndef LIBGLESV2_RENDERER_IMAGE_H_
#define LIBGLESV2_RENDERER_IMAGE_H_
#include "common/debug.h"
namespace gl
{
class Framebuffer;
}
namespace rx
{
class Renderer;
class Image
{
public:
Image();
virtual ~Image() {};
GLsizei getWidth() const { return mWidth; }
GLsizei getHeight() const { return mHeight; }
GLsizei getDepth() const { return mDepth; }
GLenum getInternalFormat() const { return mInternalFormat; }
GLenum getActualFormat() const { return mActualFormat; }
GLenum getTarget() const { return mTarget; }
bool isRenderableFormat() const { return mRenderable; }
void markDirty() {mDirty = true;}
void markClean() {mDirty = false;}
virtual bool isDirty() const = 0;
virtual bool redefine(Renderer *renderer, GLenum target, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, bool forceRelease) = 0;
virtual void loadData(GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth,
GLint unpackAlignment, GLenum type, const void *input) = 0;
virtual void loadCompressedData(GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth,
const void *input) = 0;
virtual void copy(GLint xoffset, GLint yoffset, GLint zoffset, GLint x, GLint y, GLsizei width, GLsizei height, gl::Framebuffer *source) = 0;
protected:
GLsizei mWidth;
GLsizei mHeight;
GLsizei mDepth;
GLenum mInternalFormat;
GLenum mActualFormat;
bool mRenderable;
GLenum mTarget;
bool mDirty;
private:
DISALLOW_COPY_AND_ASSIGN(Image);
};
}
#endif // LIBGLESV2_RENDERER_IMAGE_H_
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