| // |
| // 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 TextureStorageInterface2D; |
| class TextureStorageInterfaceCube; |
| class TextureStorageInterface3D; |
| class TextureStorageInterface2DArray; |
| |
| 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 void setManagedSurface(TextureStorageInterface2D *storage, int level) {}; |
| virtual void setManagedSurface(TextureStorageInterfaceCube *storage, int face, int level) {}; |
| virtual void setManagedSurface(TextureStorageInterface3D *storage, int level) {}; |
| virtual void setManagedSurface(TextureStorageInterface2DArray *storage, int layer, int level) {}; |
| virtual bool copyToStorage(TextureStorageInterface2D *storage, int level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height) = 0; |
| virtual bool copyToStorage(TextureStorageInterfaceCube *storage, int face, int level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height) = 0; |
| virtual bool copyToStorage(TextureStorageInterface3D *storage, int level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth) = 0; |
| virtual bool copyToStorage(TextureStorageInterface2DArray *storage, int level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height) = 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_ |