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105 lines
2.5 KiB
C++
105 lines
2.5 KiB
C++
/*
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* Copyright 2011-2015 Branimir Karadzic. All rights reserved.
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* License: http://www.opensource.org/licenses/BSD-2-Clause
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*/
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#ifndef BGFX_IMAGE_H_HEADER_GUARD
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#define BGFX_IMAGE_H_HEADER_GUARD
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#include <stdint.h>
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namespace bgfx
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{
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struct ImageContainer
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{
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void* m_data;
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uint32_t m_size;
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uint32_t m_offset;
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uint32_t m_width;
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uint32_t m_height;
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uint32_t m_depth;
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uint8_t m_format;
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uint8_t m_numMips;
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bool m_hasAlpha;
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bool m_cubeMap;
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bool m_ktx;
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};
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struct ImageMip
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{
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uint32_t m_width;
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uint32_t m_height;
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uint32_t m_blockSize;
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uint32_t m_size;
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uint8_t m_bpp;
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uint8_t m_format;
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bool m_hasAlpha;
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const uint8_t* m_data;
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};
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struct ImageBlockInfo
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{
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uint8_t bitsPerPixel;
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uint8_t blockWidth;
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uint8_t blockHeight;
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uint8_t blockSize;
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uint8_t minBlockX;
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uint8_t minBlockY;
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uint8_t depthBits;
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uint8_t stencilBits;
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};
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///
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bool isCompressed(TextureFormat::Enum _format);
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///
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bool isColor(TextureFormat::Enum _format);
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///
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bool isDepth(TextureFormat::Enum _format);
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///
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uint8_t getBitsPerPixel(TextureFormat::Enum _format);
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///
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const ImageBlockInfo& getBlockInfo(TextureFormat::Enum _format);
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///
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const char* getName(TextureFormat::Enum _format);
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///
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void imageSolid(uint32_t _width, uint32_t _height, uint32_t _solid, void* _dst);
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///
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void imageCheckerboard(uint32_t _width, uint32_t _height, uint32_t _step, uint32_t _0, uint32_t _1, void* _dst);
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///
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void imageRgba8Downsample2x2(uint32_t _width, uint32_t _height, uint32_t _srcPitch, const void* _src, void* _dst);
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///
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void imageSwizzleBgra8(uint32_t _width, uint32_t _height, uint32_t _srcPitch, const void* _src, void* _dst);
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///
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void imageCopy(uint32_t _width, uint32_t _height, uint32_t _bpp, uint32_t _srcPitch, const void* _src, void* _dst);
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///
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void imageWriteTga(bx::WriterI* _writer, uint32_t _width, uint32_t _height, uint32_t _srcPitch, const void* _src, bool _grayscale, bool _yflip);
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///
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bool imageParse(ImageContainer& _imageContainer, bx::ReaderSeekerI* _reader);
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///
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bool imageParse(ImageContainer& _imageContainer, const void* _data, uint32_t _size);
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///
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void imageDecodeToBgra8(uint8_t* _dst, const uint8_t* _src, uint32_t _width, uint32_t _height, uint32_t _pitch, uint8_t _type);
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///
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void imageDecodeToRgba8(uint8_t* _dst, const uint8_t* _src, uint32_t _width, uint32_t _height, uint32_t _pitch, uint8_t _type);
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///
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bool imageGetRawData(const ImageContainer& _dds, uint8_t _side, uint8_t _index, const void* _data, uint32_t _size, ImageMip& _mip);
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} // namespace bgfx
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#endif // BGFX_IMAGE_H_HEADER_GUARD
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