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Diffstat (limited to 'src/3rdparty/angle/src/libANGLE/renderer/Image.h')
-rw-r--r-- | src/3rdparty/angle/src/libANGLE/renderer/Image.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/libANGLE/renderer/Image.h b/src/3rdparty/angle/src/libANGLE/renderer/Image.h new file mode 100644 index 0000000000..62d854c9b6 --- /dev/null +++ b/src/3rdparty/angle/src/libANGLE/renderer/Image.h @@ -0,0 +1,77 @@ +// +// 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 LIBANGLE_RENDERER_IMAGE_H_ +#define LIBANGLE_RENDERER_IMAGE_H_ + +#include "common/debug.h" +#include "libANGLE/Error.h" + +#include <GLES2/gl2.h> + +namespace gl +{ +class Framebuffer; +struct Rectangle; +struct Extents; +struct Box; +struct Offset; +struct ImageIndex; +} + +namespace rx +{ +class RendererD3D; +class RenderTarget; +class TextureStorage; + +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 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(GLenum target, GLenum internalformat, const gl::Extents &size, bool forceRelease) = 0; + + virtual gl::Error loadData(const gl::Box &area, GLint unpackAlignment, GLenum type, const void *input) = 0; + virtual gl::Error loadCompressedData(const gl::Box &area, const void *input) = 0; + + virtual gl::Error copy(const gl::Offset &destOffset, const gl::Rectangle &sourceArea, const gl::Framebuffer *source) = 0; + virtual gl::Error copy(const gl::Offset &destOffset, const gl::Box &sourceArea, + const gl::ImageIndex &sourceIndex, TextureStorage *source) = 0; + + protected: + GLsizei mWidth; + GLsizei mHeight; + GLsizei mDepth; + GLenum mInternalFormat; + bool mRenderable; + GLenum mTarget; + + bool mDirty; + + private: + DISALLOW_COPY_AND_ASSIGN(Image); +}; + +} + +#endif // LIBANGLE_RENDERER_IMAGE_H_ |