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189 lines
13 KiB
189 lines
13 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, 2023, 2024, 2025 |
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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 "BufferImage.h" |
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#include "Magnum/GL/PixelFormat.h" |
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#include "Magnum/Implementation/ImageProperties.h" |
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namespace Magnum { namespace GL { |
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#ifndef MAGNUM_TARGET_GLES2 |
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template<UnsignedInt dimensions> BufferImage<dimensions>::BufferImage(const PixelStorage storage, const PixelFormat format, const PixelType type, const VectorTypeFor<dimensions, Int>& size, Containers::ArrayView<const void> const data, const BufferUsage usage): BufferImage{storage, format, type, size, Buffer{Buffer::TargetHint::PixelPack}, data.size()} { |
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_buffer.setData(data, usage); |
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} |
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template<UnsignedInt dimensions> BufferImage<dimensions>::BufferImage(const PixelStorage storage, const Magnum::PixelFormat format, const VectorTypeFor<dimensions, Int>& size, Containers::ArrayView<const void> const data, const BufferUsage usage): BufferImage{storage, GL::pixelFormat(format), GL::pixelType(format), size, data, usage} {} |
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template<UnsignedInt dimensions> BufferImage<dimensions>::BufferImage(const PixelStorage storage, const PixelFormat format, const PixelType type, const VectorTypeFor<dimensions, Int>& size, Buffer&& buffer, const std::size_t dataSize) noexcept: _storage{storage}, _format{format}, _type{type}, _size{size}, _buffer{Utility::move(buffer)}, _pixelSize{pixelFormatSize(format, type)}, _dataSize{dataSize} { |
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CORRADE_ASSERT(Magnum::Implementation::imageDataSize(*this) <= dataSize, "GL::BufferImage: data too small, got" << dataSize << "but expected at least" << Magnum::Implementation::imageDataSize(*this) << "bytes", ); |
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} |
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template<UnsignedInt dimensions> BufferImage<dimensions>::BufferImage(const PixelStorage storage, const Magnum::PixelFormat format, const VectorTypeFor<dimensions, Int>& size, Buffer&& buffer, const std::size_t dataSize) noexcept: BufferImage{storage, GL::pixelFormat(format), GL::pixelType(format), size, Utility::move(buffer), dataSize} {} |
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template<UnsignedInt dimensions> BufferImage<dimensions>::BufferImage(const PixelStorage storage, const PixelFormat format, const PixelType type): _storage{storage}, _format{format}, _type{type}, _buffer{Buffer::TargetHint::PixelPack}, _pixelSize{pixelFormatSize(format, type)}, _dataSize{} { |
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/* Not delegating to the (buffer&&, dataSize) constructor to avoid a size |
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assertion that'd happen with certain storage parameters */ |
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} |
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template<UnsignedInt dimensions> BufferImage<dimensions>::BufferImage(const PixelStorage storage, const Magnum::PixelFormat format): BufferImage{storage, GL::pixelFormat(format), GL::pixelType(format)} {} |
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template<UnsignedInt dimensions> BufferImage<dimensions>::BufferImage(NoCreateT) noexcept: _format{PixelFormat::RGBA}, _type{PixelType::UnsignedByte}, _buffer{NoCreate}, _pixelSize{4}, _dataSize{} {} |
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template<UnsignedInt dimensions> BufferImage<dimensions>::BufferImage(BufferImage<dimensions>&& other) noexcept: _storage{Utility::move(other._storage)}, _format{Utility::move(other._format)}, _type{Utility::move(other._type)}, _size{Utility::move(other._size)}, _buffer{Utility::move(other._buffer)}, _pixelSize{Utility::move(other._pixelSize)}, _dataSize{Utility::move(other._dataSize)} { |
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other._size = {}; |
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} |
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template<UnsignedInt dimensions> BufferImage<dimensions>& BufferImage<dimensions>::operator=(BufferImage<dimensions>&& other) noexcept { |
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using Utility::swap; |
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swap(_storage, other._storage); |
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swap(_format, other._format); |
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swap(_type, other._type); |
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swap(_size, other._size); |
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swap(_buffer, other._buffer); |
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swap(_pixelSize, other._pixelSize); |
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swap(_dataSize, other._dataSize); |
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return *this; |
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} |
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template<UnsignedInt dimensions> std::pair<VectorTypeFor<dimensions, std::size_t>, VectorTypeFor<dimensions, std::size_t>> BufferImage<dimensions>::dataProperties() const { |
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return Magnum::Implementation::imageDataProperties<dimensions>(*this); |
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} |
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template<UnsignedInt dimensions> void BufferImage<dimensions>::setData(const PixelStorage storage, const PixelFormat format, const PixelType type, const VectorTypeFor<dimensions, Int>& size, Containers::ArrayView<const void> const data, const BufferUsage usage) { |
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_storage = storage; |
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_format = format; |
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_type = type; |
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_size = size; |
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_pixelSize = pixelFormatSize(format, type); |
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/* Keep the old storage if zero-sized nullptr buffer was passed */ |
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if(data.data() == nullptr && data.size() == 0) |
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CORRADE_ASSERT(Magnum::Implementation::imageDataSize(*this) <= _dataSize, "GL::BufferImage::setData(): current storage too small, got" << _dataSize << "but expected at least" << Magnum::Implementation::imageDataSize(*this) << "bytes", ); |
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else { |
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CORRADE_ASSERT(Magnum::Implementation::imageDataSize(*this) <= data.size(), "GL::BufferImage::setData(): data too small, got" << data.size() << "but expected at least" << Magnum::Implementation::imageDataSize(*this) << "bytes", ); |
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_buffer.setData(data, usage); |
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_dataSize = data.size(); |
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} |
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} |
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template<UnsignedInt dimensions> void BufferImage<dimensions>::setData(const PixelStorage storage, const Magnum::PixelFormat format, const VectorTypeFor<dimensions, Int>& size, Containers::ArrayView<const void> const data, const BufferUsage usage) { |
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setData(storage, GL::pixelFormat(format), GL::pixelType(format), size, data, usage); |
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} |
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template<UnsignedInt dimensions> CompressedBufferImage<dimensions>::CompressedBufferImage(const CompressedPixelStorage storage, const CompressedPixelFormat format, const VectorTypeFor<dimensions, Int>& size, const Containers::ArrayView<const void> data, const BufferUsage usage): CompressedBufferImage{storage, format, size, Buffer{Buffer::TargetHint::PixelPack}, data.size()} { |
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/* Size and block properties checks done in the delegated-to constructor |
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already */ |
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_buffer.setData(data, usage); |
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} |
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template<UnsignedInt dimensions> CompressedBufferImage<dimensions>::CompressedBufferImage(const CompressedPixelStorage storage, const Magnum::CompressedPixelFormat format, const VectorTypeFor<dimensions, Int>& size, const Containers::ArrayView<const void> data, const BufferUsage usage): CompressedBufferImage{storage, compressedPixelFormat(format), size, data, usage} {} |
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template<UnsignedInt dimensions> CompressedBufferImage<dimensions>::CompressedBufferImage(const CompressedPixelStorage storage, const CompressedPixelFormat format, const VectorTypeFor<dimensions, Int>& size, Buffer&& buffer, const std::size_t dataSize) noexcept: _storage{storage}, _format{format}, _blockSize{Vector3ub(compressedPixelFormatBlockSize(format))}, _blockDataSize{UnsignedByte(compressedPixelFormatBlockDataSize(format))}, _size{size}, _buffer{Utility::move(buffer)}, _dataSize{dataSize} { |
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#ifndef CORRADE_NO_ASSERT |
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Magnum::Implementation::checkBlockPropertiesForStorage("GL::CompressedBufferImage:", Vector3i{_blockSize}, _blockDataSize, storage); |
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CORRADE_ASSERT(Magnum::Implementation::compressedImageDataSize(*this) <= dataSize, "GL::CompressedBufferImage: data too small, got" << dataSize << "but expected at least" << Magnum::Implementation::compressedImageDataSize(*this) << "bytes", ); |
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#endif |
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} |
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template<UnsignedInt dimensions> CompressedBufferImage<dimensions>::CompressedBufferImage(const CompressedPixelStorage storage, const Magnum::CompressedPixelFormat format, const VectorTypeFor<dimensions, Int>& size, Buffer&& buffer, const std::size_t dataSize) noexcept: CompressedBufferImage{storage, compressedPixelFormat(format), size, Utility::move(buffer), dataSize} {} |
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template<UnsignedInt dimensions> CompressedBufferImage<dimensions>::CompressedBufferImage(const CompressedPixelStorage storage): _storage{storage}, _format{}, _blockDataSize{}, _buffer{Buffer::TargetHint::PixelPack}, _dataSize{} { |
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CORRADE_ASSERT(storage.compressedBlockSize() == Vector3i{}, |
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"GL::CompressedBufferImage: expected pixel storage block size to not be set at all but got" << Debug::packed << storage.compressedBlockSize(), ); |
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CORRADE_ASSERT(!storage.compressedBlockDataSize(), |
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"GL::CompressedBufferImage: expected pixel storage block data size to not be set at all but got" << storage.compressedBlockDataSize(), ); |
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} |
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template<UnsignedInt dimensions> CompressedBufferImage<dimensions>::CompressedBufferImage(NoCreateT) noexcept: _format{}, _blockDataSize{}, _buffer{NoCreate}, _dataSize{} {} |
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template<UnsignedInt dimensions> CompressedBufferImage<dimensions>::CompressedBufferImage(CompressedBufferImage<dimensions>&& other) noexcept: _storage{other._storage}, _format{other._format}, _blockSize{other._blockSize}, _blockDataSize{other._blockDataSize}, _size{other._size}, _buffer{Utility::move(other._buffer)}, _dataSize{other._dataSize} { |
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other._size = {}; |
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other._dataSize = {}; |
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} |
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template<UnsignedInt dimensions> CompressedBufferImage<dimensions>& CompressedBufferImage<dimensions>::operator=(CompressedBufferImage<dimensions>&& other) noexcept { |
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using Utility::swap; |
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swap(_storage, other._storage); |
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swap(_format, other._format); |
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swap(_blockSize, other._blockSize); |
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swap(_blockDataSize, other._blockDataSize); |
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swap(_size, other._size); |
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swap(_buffer, other._buffer); |
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swap(_dataSize, other._dataSize); |
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return *this; |
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} |
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template<UnsignedInt dimensions> std::pair<VectorTypeFor<dimensions, std::size_t>, VectorTypeFor<dimensions, std::size_t>> CompressedBufferImage<dimensions>::dataProperties() const { |
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return Magnum::Implementation::compressedImageDataProperties<dimensions>(*this); |
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} |
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template<UnsignedInt dimensions> void CompressedBufferImage<dimensions>::setData(const CompressedPixelStorage storage, const CompressedPixelFormat format, const VectorTypeFor<dimensions, Int>& size, const Containers::ArrayView<const void> data, const BufferUsage usage) { |
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_storage = storage; |
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_format = format; |
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_blockSize = Vector3ub(compressedPixelFormatBlockSize(format)); |
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_blockDataSize = UnsignedByte(compressedPixelFormatBlockDataSize(format)); |
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_size = size; |
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#ifndef CORRADE_NO_ASSERT |
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Magnum::Implementation::checkBlockPropertiesForStorage("GL::CompressedBufferImage::setData():", Vector3i{_blockSize}, _blockDataSize, storage); |
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#endif |
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/* Keep the old storage if zero-sized nullptr buffer was passed */ |
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if(data.data() == nullptr && data.size() == 0) { |
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CORRADE_ASSERT(Magnum::Implementation::compressedImageDataSize(*this) <= _dataSize, "GL::CompressedBufferImage::setData(): current storage too small, got" << _dataSize << "but expected at least" << Magnum::Implementation::compressedImageDataSize(*this) << "bytes", ); |
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} else { |
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CORRADE_ASSERT(Magnum::Implementation::compressedImageDataSize(*this) <= data.size(), "GL::CompressedBufferImage::setData(): data too small, got" << data.size() << "but expected at least" << Magnum::Implementation::compressedImageDataSize(*this) << "bytes", ); |
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_buffer.setData(data, usage); |
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_dataSize = data.size(); |
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} |
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} |
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template<UnsignedInt dimensions> void CompressedBufferImage<dimensions>::setData(const CompressedPixelStorage storage, const Magnum::CompressedPixelFormat format, const VectorTypeFor<dimensions, Int>& size, const Containers::ArrayView<const void> data, const BufferUsage usage) { |
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setData(storage, compressedPixelFormat(format), size, data, usage); |
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} |
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template<UnsignedInt dimensions> Buffer BufferImage<dimensions>::release() { |
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_size = {}; |
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_dataSize = {}; |
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return Utility::move(_buffer); |
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} |
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template<UnsignedInt dimensions> Buffer CompressedBufferImage<dimensions>::release() { |
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_size = {}; |
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_dataSize = {}; |
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return Utility::move(_buffer); |
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} |
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template class MAGNUM_GL_EXPORT BufferImage<1>; |
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template class MAGNUM_GL_EXPORT BufferImage<2>; |
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template class MAGNUM_GL_EXPORT BufferImage<3>; |
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template class MAGNUM_GL_EXPORT CompressedBufferImage<1>; |
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template class MAGNUM_GL_EXPORT CompressedBufferImage<2>; |
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template class MAGNUM_GL_EXPORT CompressedBufferImage<3>; |
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#endif |
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}}
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