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//
// Copyright (c) 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.
//
// Image11.h: Defines the rx::Image11 class, which acts as the interface to
// the actual underlying resources of a Texture
#ifndef LIBGLESV2_RENDERER_IMAGE11_H_
#define LIBGLESV2_RENDERER_IMAGE11_H_
#include "libGLESv2/renderer/d3d/ImageD3D.h"
#include "common/debug.h"
namespace gl
{
class Framebuffer;
}
namespace rx
{
class Renderer;
class Renderer11;
class TextureStorage11;
class Image11 : public ImageD3D
{
public:
Image11();
virtual ~Image11();
static Image11 *makeImage11(Image *img);
static void generateMipmap(Image11 *dest, Image11 *src);
virtual bool isDirty() const;
virtual bool copyToStorage2D(TextureStorage *storage, int level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height);
virtual bool copyToStorageCube(TextureStorage *storage, int face, int level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height);
virtual bool copyToStorage3D(TextureStorage *storage, int level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth);
virtual bool copyToStorage2DArray(TextureStorage *storage, int level, GLint xoffset, GLint yoffset, GLint arrayLayer, GLsizei width, GLsizei height);
virtual bool redefine(Renderer *renderer, GLenum target, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, bool forceRelease);
DXGI_FORMAT getDXGIFormat() const;
virtual void loadData(GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth,
GLint unpackAlignment, GLenum type, const void *input);
virtual void loadCompressedData(GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth,
const void *input);
virtual void copy(GLint xoffset, GLint yoffset, GLint zoffset, GLint x, GLint y, GLsizei width, GLsizei height, gl::Framebuffer *source);
bool recoverFromAssociatedStorage();
bool isAssociatedStorageValid(TextureStorage11* textureStorage) const;
void disassociateStorage();
protected:
HRESULT map(D3D11_MAP mapType, D3D11_MAPPED_SUBRESOURCE *map);
void unmap();
private:
DISALLOW_COPY_AND_ASSIGN(Image11);
bool copyToStorageImpl(TextureStorage11 *storage11, int level, int layerTarget, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height);
ID3D11Resource *getStagingTexture();
unsigned int getStagingSubresource();
void createStagingTexture();
void releaseStagingTexture();
Renderer11 *mRenderer;
DXGI_FORMAT mDXGIFormat;
ID3D11Resource *mStagingTexture;
unsigned int mStagingSubresource;
bool mRecoverFromStorage;
TextureStorage11 *mAssociatedStorage;
int mAssociatedStorageLevel;
int mAssociatedStorageLayerTarget;
unsigned int mRecoveredFromStorageCount;
};
}
#endif // LIBGLESV2_RENDERER_IMAGE11_H_
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