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//
// Copyright 2014 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.
//
// TextureImpl.h: Defines the abstract rx::TextureImpl classes.
#ifndef LIBGLESV2_RENDERER_TEXTUREIMPL_H_
#define LIBGLESV2_RENDERER_TEXTUREIMPL_H_
#include "common/angleutils.h"
namespace egl
{
class Surface;
}
namespace gl
{
class Framebuffer;
struct PixelUnpackState;
struct SamplerState;
}
namespace rx
{
class Image;
class RenderTarget;
class Renderer;
class TextureStorageInterface;
class TextureImpl
{
public:
// TODO: If this methods could go away that would be ideal;
// TextureStorage should only be necessary for the D3D backend, and as such
// higher level code should not rely on it.
virtual TextureStorageInterface *getNativeTexture() = 0;
virtual void setUsage(GLenum usage) = 0;
virtual bool isSamplerComplete(const gl::SamplerState &samplerState) const = 0;
virtual void copySubImage(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLint x, GLint y, GLsizei width, GLsizei height, gl::Framebuffer *source) = 0;
virtual void generateMipmaps() = 0;
};
class Texture2DImpl : public TextureImpl
{
public:
virtual ~Texture2DImpl() {}
virtual Image *getImage(int level) const = 0;
virtual void bindTexImage(egl::Surface *surface) = 0;
virtual void releaseTexImage() = 0;
virtual void setImage(GLint level, GLsizei width, GLsizei height, GLenum internalFormat, GLenum format, GLenum type, const gl::PixelUnpackState &unpack, const void *pixels) = 0;
virtual void setCompressedImage(GLint level, GLenum format, GLsizei width, GLsizei height, GLsizei imageSize, const void *pixels) = 0;
virtual void subImage(GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const gl::PixelUnpackState &unpack, const void *pixels) = 0;
virtual void subImageCompressed(GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void *pixels) = 0;
virtual void copyImage(GLint level, GLenum format, GLint x, GLint y, GLsizei width, GLsizei height, gl::Framebuffer *source) = 0;
virtual void storage(GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height) = 0;
virtual unsigned int getRenderTargetSerial(GLint level) = 0;
virtual RenderTarget *getRenderTarget(GLint level) = 0;
virtual RenderTarget *getDepthSencil(GLint level) = 0;
virtual void redefineImage(GLint level, GLenum internalformat, GLsizei width, GLsizei height) = 0;
};
class TextureCubeImpl : public TextureImpl
{
public:
virtual ~TextureCubeImpl() {}
virtual Image *getImage(GLenum target, int level) const = 0;
virtual bool isCubeComplete() const = 0;
virtual void setImage(int faceIndex, GLint level, GLsizei width, GLsizei height, GLenum internalFormat, GLenum format, GLenum type, const gl::PixelUnpackState &unpack, const void *pixels) = 0;
virtual void setCompressedImage(GLenum target, GLint level, GLenum format, GLsizei width, GLsizei height, GLsizei imageSize, const void *pixels) = 0;
virtual void subImage(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const gl::PixelUnpackState &unpack, const void *pixels) = 0;
virtual void subImageCompressed(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void *pixels) = 0;
virtual void copyImage(GLenum target, GLint level, GLenum format, GLint x, GLint y, GLsizei width, GLsizei height, gl::Framebuffer *source) = 0;
virtual void storage(GLsizei levels, GLenum internalformat, GLsizei size) = 0;
virtual unsigned int getRenderTargetSerial(GLenum target, GLint level) = 0;
virtual RenderTarget *getRenderTarget(GLenum target, GLint level) = 0;
virtual RenderTarget *getDepthStencil(GLenum target, GLint level) = 0;
};
class Texture3DImpl : public TextureImpl
{
public:
virtual ~Texture3DImpl() {}
virtual Image *getImage(int level) const = 0;
virtual void setImage(GLint level, GLsizei width, GLsizei height, GLsizei depth, GLenum internalFormat, GLenum format, GLenum type, const gl::PixelUnpackState &unpack, const void *pixels) = 0;
virtual void setCompressedImage(GLint level, GLenum format, GLsizei width, GLsizei height, GLsizei depth, GLsizei imageSize, const void *pixels) = 0;
virtual void subImage(GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const gl::PixelUnpackState &unpack, const void *pixels) = 0;
virtual void subImageCompressed(GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLsizei imageSize, const void *pixels) = 0;
virtual void storage(GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth) = 0;
virtual unsigned int getRenderTargetSerial(GLint level, GLint layer) = 0;
virtual RenderTarget *getRenderTarget(GLint level, GLint layer) = 0;
virtual RenderTarget *getDepthStencil(GLint level, GLint layer) = 0;
};
class Texture2DArrayImpl : public TextureImpl
{
public:
virtual ~Texture2DArrayImpl() {}
virtual Image *getImage(int level, int layer) const = 0;
virtual GLsizei getLayerCount(int level) const = 0;
virtual void setImage(GLint level, GLsizei width, GLsizei height, GLsizei depth, GLenum internalFormat, GLenum format, GLenum type, const gl::PixelUnpackState &unpack, const void *pixels) = 0;
virtual void setCompressedImage(GLint level, GLenum format, GLsizei width, GLsizei height, GLsizei depth, GLsizei imageSize, const void *pixels) = 0;
virtual void subImage(GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const gl::PixelUnpackState &unpack, const void *pixels) = 0;
virtual void subImageCompressed(GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLsizei imageSize, const void *pixels) = 0;
virtual void storage(GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth) = 0;
virtual unsigned int getRenderTargetSerial(GLint level, GLint layer) = 0;
virtual RenderTarget *getRenderTarget(GLint level, GLint layer) = 0;
virtual RenderTarget *getDepthStencil(GLint level, GLint layer) = 0;
};
}
#endif // LIBGLESV2_RENDERER_TEXTUREIMPL_H_
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