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112 lines
8.1 KiB
112 lines
8.1 KiB
/* |
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This file is part of Magnum. |
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Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, |
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2020, 2021, 2022 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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#include "ImageView.h" |
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#include "Magnum/PixelFormat.h" |
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#include "Magnum/Implementation/ImageProperties.h" |
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namespace Magnum { |
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template<UnsignedInt dimensions, class T> ImageView<dimensions, T>::ImageView(const PixelStorage storage, const PixelFormat format, const VectorTypeFor<dimensions, Int>& size, const Containers::ArrayView<ErasedType> data, const ImageFlags<dimensions> flags) noexcept: ImageView{storage, format, {}, pixelFormatSize(format), size, data, flags} {} |
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template<UnsignedInt dimensions, class T> ImageView<dimensions, T>::ImageView(const PixelStorage storage, const UnsignedInt format, const UnsignedInt formatExtra, const UnsignedInt pixelSize, const VectorTypeFor<dimensions, Int>& size, const Containers::ArrayView<ErasedType> data, const ImageFlags<dimensions> flags) noexcept: ImageView{storage, pixelFormatWrap(format), formatExtra, pixelSize, size, data, flags} {} |
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template<UnsignedInt dimensions, class T> ImageView<dimensions, T>::ImageView(const PixelStorage storage, const PixelFormat format, const UnsignedInt formatExtra, const UnsignedInt pixelSize, const VectorTypeFor<dimensions, Int>& size, const Containers::ArrayView<ErasedType> data, const ImageFlags<dimensions> flags) noexcept: _storage{storage}, _format{format}, _formatExtra{formatExtra}, _pixelSize{pixelSize}, _flags{flags}, _size{size}, _data{reinterpret_cast<Type*>(data.data()), data.size()} { |
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#ifdef MAGNUM_BUILD_DEPRECATED |
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#ifndef CORRADE_NO_ASSERT |
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if(size.product() && !_data && !_data.size()) |
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Warning{} << "ImageView: passing empty data to a non-empty view is deprecated, use a constructor without the data parameter instead"; |
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#endif |
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CORRADE_ASSERT(!_data || Implementation::imageDataSize(*this) <= _data.size(), "ImageView: data too small, got" << _data.size() << "but expected at least" << Implementation::imageDataSize(*this) << "bytes", ); |
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#else |
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CORRADE_ASSERT(Implementation::imageDataSize(*this) <= _data.size(), "ImageView: data too small, got" << _data.size() << "but expected at least" << Implementation::imageDataSize(*this) << "bytes", ); |
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#endif |
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#ifndef CORRADE_NO_ASSERT |
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Implementation::checkImageFlagsForSize("ImageView:", flags, size); |
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#endif |
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} |
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template<UnsignedInt dimensions, class T> ImageView<dimensions, T>::ImageView(const PixelStorage storage, const PixelFormat format, const VectorTypeFor<dimensions, Int>& size, const ImageFlags<dimensions> flags) noexcept: ImageView{storage, format, {}, pixelFormatSize(format), size, flags} {} |
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template<UnsignedInt dimensions, class T> ImageView<dimensions, T>::ImageView(const PixelStorage storage, const UnsignedInt format, const UnsignedInt formatExtra, const UnsignedInt pixelSize, const VectorTypeFor<dimensions, Int>& size, const ImageFlags<dimensions> flags) noexcept: ImageView{storage, pixelFormatWrap(format), formatExtra, pixelSize, size, flags} {} |
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template<UnsignedInt dimensions, class T> ImageView<dimensions, T>::ImageView(const PixelStorage storage, const PixelFormat format, const UnsignedInt formatExtra, const UnsignedInt pixelSize, const VectorTypeFor<dimensions, Int>& size, const ImageFlags<dimensions> flags) noexcept: _storage{storage}, _format{format}, _formatExtra{formatExtra}, _pixelSize{pixelSize}, _flags{flags}, _size{size}, _data{nullptr} { |
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#ifndef CORRADE_NO_ASSERT |
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Implementation::checkImageFlagsForSize("ImageView:", flags, size); |
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#endif |
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} |
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template<UnsignedInt dimensions, class T> std::pair<VectorTypeFor<dimensions, std::size_t>, VectorTypeFor<dimensions, std::size_t>> ImageView<dimensions, T>::dataProperties() const { |
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return Implementation::imageDataProperties<dimensions>(*this); |
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} |
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template<UnsignedInt dimensions, class T> void ImageView<dimensions, T>::setData(const Containers::ArrayView<ErasedType> data) { |
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CORRADE_ASSERT(Implementation::imageDataSize(*this) <= data.size(), "ImageView::setData(): data too small, got" << data.size() << "but expected at least" << Implementation::imageDataSize(*this) << "bytes", ); |
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_data = {reinterpret_cast<Type*>(data.data()), data.size()}; |
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} |
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template<UnsignedInt dimensions, class T> auto ImageView<dimensions, T>::pixels() const -> Containers::StridedArrayView<dimensions + 1, Type> { |
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if(!_data && !_data.size()) return {}; |
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return Implementation::imagePixelView<dimensions, Type>(*this, data()); |
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} |
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template<UnsignedInt dimensions, class T> CompressedImageView<dimensions, T>::CompressedImageView(const CompressedPixelStorage storage, const CompressedPixelFormat format, const VectorTypeFor<dimensions, Int>& size, const Containers::ArrayView<ErasedType> data, const ImageFlags<dimensions> flags) noexcept: _storage{storage}, _format{format}, _flags{flags}, _size{size}, _data{reinterpret_cast<Type*>(data.data()), data.size()} { |
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#ifndef CORRADE_NO_ASSERT |
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Implementation::checkImageFlagsForSize("CompressedImageView:", flags, size); |
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#endif |
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} |
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template<UnsignedInt dimensions, class T> CompressedImageView<dimensions, T>::CompressedImageView(const CompressedPixelStorage storage, const CompressedPixelFormat format, const VectorTypeFor<dimensions, Int>& size, const ImageFlags<dimensions> flags) noexcept: _storage{storage}, _format{format}, _flags{flags}, _size{size} { |
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#ifndef CORRADE_NO_ASSERT |
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Implementation::checkImageFlagsForSize("CompressedImageView:", flags, size); |
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#endif |
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} |
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template<UnsignedInt dimensions, class T> CompressedImageView<dimensions, T>::CompressedImageView(const CompressedPixelStorage storage, const UnsignedInt format, const VectorTypeFor<dimensions, Int>& size, const Containers::ArrayView<ErasedType> data, const ImageFlags<dimensions> flags) noexcept: CompressedImageView{storage, compressedPixelFormatWrap(format), size, data, flags} {} |
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template<UnsignedInt dimensions, class T> CompressedImageView<dimensions, T>::CompressedImageView(const CompressedPixelStorage storage, const UnsignedInt format, const VectorTypeFor<dimensions, Int>& size, const ImageFlags<dimensions> flags) noexcept: CompressedImageView{storage, compressedPixelFormatWrap(format), size, flags} {} |
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template<UnsignedInt dimensions, class T> std::pair<VectorTypeFor<dimensions, std::size_t>, VectorTypeFor<dimensions, std::size_t>> CompressedImageView<dimensions, T>::dataProperties() const { |
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return Implementation::compressedImageDataProperties<dimensions>(*this); |
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} |
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#ifndef DOXYGEN_GENERATING_OUTPUT |
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template class MAGNUM_EXPORT ImageView<1, const char>; |
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template class MAGNUM_EXPORT ImageView<2, const char>; |
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template class MAGNUM_EXPORT ImageView<3, const char>; |
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template class MAGNUM_EXPORT ImageView<1, char>; |
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template class MAGNUM_EXPORT ImageView<2, char>; |
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template class MAGNUM_EXPORT ImageView<3, char>; |
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template class MAGNUM_EXPORT CompressedImageView<1, const char>; |
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template class MAGNUM_EXPORT CompressedImageView<2, const char>; |
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template class MAGNUM_EXPORT CompressedImageView<3, const char>; |
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template class MAGNUM_EXPORT CompressedImageView<1, char>; |
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template class MAGNUM_EXPORT CompressedImageView<2, char>; |
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template class MAGNUM_EXPORT CompressedImageView<3, char>; |
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#endif |
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}
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