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103 lines
3.6 KiB
103 lines
3.6 KiB
#ifndef Magnum_BufferImage_h |
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#define Magnum_BufferImage_h |
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/* |
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This file is part of Magnum. |
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Copyright © 2010, 2011, 2012, 2013 Vladimír Vondruš <mosra@centrum.cz> |
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Permission is hereby granted, free of charge, to any person obtaining a |
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copy of this software and associated documentation files (the "Software"), |
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to deal in the Software without restriction, including without limitation |
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the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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and/or sell copies of the Software, and to permit persons to whom the |
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Software is furnished to do so, subject to the following conditions: |
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The above copyright notice and this permission notice shall be included |
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in all copies or substantial portions of the Software. |
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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DEALINGS IN THE SOFTWARE. |
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*/ |
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#ifndef MAGNUM_TARGET_GLES2 |
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/** @file |
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* @brief Class Magnum::BufferImage, typedef Magnum::BufferImage1D, Magnum::BufferImage2D, Magnum::BufferImage3D |
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*/ |
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#endif |
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#include "Math/Vector3.h" |
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#include "AbstractImage.h" |
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#include "Buffer.h" |
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#include "DimensionTraits.h" |
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namespace Magnum { |
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#ifndef MAGNUM_TARGET_GLES2 |
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/** |
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@brief %Buffer image |
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Stores image data in GPU memory. Interchangeable with Image, ImageWrapper or |
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Trade::ImageData. |
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@see BufferImage1D, BufferImage2D, BufferImage3D, Buffer |
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@requires_gles30 Pixel buffer objects are not available in OpenGL ES 2.0. |
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*/ |
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template<UnsignedInt dimensions> class MAGNUM_EXPORT BufferImage: public AbstractImage { |
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public: |
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const static UnsignedInt Dimensions = dimensions; /**< @brief %Image dimension count */ |
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/** |
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* @brief Constructor |
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* @param format Format of pixel data |
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* @param type Data type of pixel data |
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* |
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* Dimensions and buffer are empty, call setData() to fill the image |
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* with data. |
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*/ |
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inline explicit BufferImage(Format format, Type type): AbstractImage(format, type) { |
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_buffer.setTargetHint(Buffer::Target::PixelPack); |
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} |
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/** @brief %Image size */ |
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inline typename DimensionTraits<Dimensions, Int>::VectorType size() const { return _size; } |
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/** @brief %Image buffer */ |
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inline Buffer* buffer() { return &_buffer; } |
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/** |
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* @brief Set image data |
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* @param size %Image size |
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* @param format Format of pixel data |
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* @param type Data type of pixel data |
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* @param data %Image data |
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* @param usage %Image buffer usage |
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* |
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* Updates the image buffer with given data. The data are not deleted |
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* after filling the buffer. |
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* |
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* @see Buffer::setData() |
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*/ |
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void setData(const typename DimensionTraits<Dimensions, Int>::VectorType& size, Format format, Type type, const GLvoid* data, Buffer::Usage usage); |
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private: |
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Math::Vector<Dimensions, Int> _size; |
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Buffer _buffer; |
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}; |
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/** @brief One-dimensional buffer image */ |
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typedef BufferImage<1> BufferImage1D; |
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/** @brief Two-dimensional buffer image */ |
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typedef BufferImage<2> BufferImage2D; |
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/** @brief Three-dimensional buffer image */ |
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typedef BufferImage<3> BufferImage3D; |
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#endif |
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} |
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#endif
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