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115 lines
4.0 KiB
115 lines
4.0 KiB
#pragma once |
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#include <cstdint> |
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#include <cstring> |
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#include <execution> |
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#include <version> |
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#include "engine/palette.h" |
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#include "utils/attributes.h" |
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namespace devilution { |
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#if __cpp_lib_execution >= 201902L |
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#define DEVILUTIONX_BLIT_EXECUTION_POLICY std::execution::unseq, |
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#else |
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#define DEVILUTIONX_BLIT_EXECUTION_POLICY |
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#endif |
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DVL_ALWAYS_INLINE DVL_ATTRIBUTE_HOT void BlitFillDirect(uint8_t *dst, unsigned length, uint8_t color) |
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{ |
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DVL_ASSUME(length != 0); |
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std::memset(dst, color, length); |
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} |
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DVL_ALWAYS_INLINE DVL_ATTRIBUTE_HOT void BlitPixelsDirect(uint8_t *DVL_RESTRICT dst, const uint8_t *DVL_RESTRICT src, unsigned length) |
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{ |
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DVL_ASSUME(length != 0); |
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std::memcpy(dst, src, length); |
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} |
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struct BlitDirect { |
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DVL_ALWAYS_INLINE DVL_ATTRIBUTE_HOT void operator()(unsigned length, uint8_t *DVL_RESTRICT dst, const uint8_t *DVL_RESTRICT src) const |
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{ |
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BlitPixelsDirect(dst, src, length); |
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} |
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DVL_ALWAYS_INLINE DVL_ATTRIBUTE_HOT void operator()(unsigned length, uint8_t color, uint8_t *DVL_RESTRICT dst) const |
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{ |
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BlitFillDirect(dst, length, color); |
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} |
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}; |
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DVL_ALWAYS_INLINE DVL_ATTRIBUTE_HOT void BlitFillWithMap(uint8_t *dst, unsigned length, uint8_t color, const uint8_t *DVL_RESTRICT colorMap) |
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{ |
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DVL_ASSUME(length != 0); |
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std::memset(dst, colorMap[color], length); |
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} |
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DVL_ALWAYS_INLINE DVL_ATTRIBUTE_HOT void BlitPixelsWithMap(uint8_t *DVL_RESTRICT dst, const uint8_t *DVL_RESTRICT src, unsigned length, const uint8_t *DVL_RESTRICT colorMap) |
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{ |
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DVL_ASSUME(length != 0); |
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std::transform(DEVILUTIONX_BLIT_EXECUTION_POLICY src, src + length, dst, [colorMap](uint8_t srcColor) { return colorMap[srcColor]; }); |
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} |
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struct BlitWithMap { |
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const uint8_t *DVL_RESTRICT colorMap; |
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DVL_ALWAYS_INLINE DVL_ATTRIBUTE_HOT void operator()(unsigned length, uint8_t *DVL_RESTRICT dst, const uint8_t *DVL_RESTRICT src) const |
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{ |
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BlitPixelsWithMap(dst, src, length, colorMap); |
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} |
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DVL_ALWAYS_INLINE DVL_ATTRIBUTE_HOT void operator()(unsigned length, uint8_t color, uint8_t *DVL_RESTRICT dst) const |
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{ |
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BlitFillWithMap(dst, length, color, colorMap); |
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} |
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}; |
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DVL_ALWAYS_INLINE DVL_ATTRIBUTE_HOT void BlitFillBlended(uint8_t *dst, unsigned length, uint8_t color) |
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{ |
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DVL_ASSUME(length != 0); |
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std::for_each(DEVILUTIONX_BLIT_EXECUTION_POLICY dst, dst + length, [tbl = paletteTransparencyLookup[color]](uint8_t &dstColor) { |
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dstColor = tbl[dstColor]; |
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}); |
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} |
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DVL_ALWAYS_INLINE DVL_ATTRIBUTE_HOT void BlitPixelsBlended(uint8_t *DVL_RESTRICT dst, const uint8_t *DVL_RESTRICT src, unsigned length) |
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{ |
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DVL_ASSUME(length != 0); |
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std::transform(DEVILUTIONX_BLIT_EXECUTION_POLICY src, src + length, dst, dst, [pal = paletteTransparencyLookup](uint8_t srcColor, uint8_t dstColor) { |
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return pal[srcColor][dstColor]; |
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}); |
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} |
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struct BlitBlended { |
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DVL_ALWAYS_INLINE DVL_ATTRIBUTE_HOT void operator()(unsigned length, uint8_t *DVL_RESTRICT dst, const uint8_t *DVL_RESTRICT src) const |
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{ |
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BlitPixelsBlended(dst, src, length); |
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} |
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DVL_ALWAYS_INLINE DVL_ATTRIBUTE_HOT void operator()(unsigned length, uint8_t color, uint8_t *DVL_RESTRICT dst) const |
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{ |
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BlitFillBlended(dst, length, color); |
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} |
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}; |
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DVL_ALWAYS_INLINE DVL_ATTRIBUTE_HOT void BlitPixelsBlendedWithMap(uint8_t *DVL_RESTRICT dst, const uint8_t *DVL_RESTRICT src, unsigned length, const uint8_t *DVL_RESTRICT colorMap) |
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{ |
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DVL_ASSUME(length != 0); |
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std::transform(DEVILUTIONX_BLIT_EXECUTION_POLICY src, src + length, dst, dst, [colorMap, pal = paletteTransparencyLookup](uint8_t srcColor, uint8_t dstColor) { |
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return pal[dstColor][colorMap[srcColor]]; |
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}); |
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} |
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struct BlitBlendedWithMap { |
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const uint8_t *DVL_RESTRICT colorMap; |
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DVL_ALWAYS_INLINE DVL_ATTRIBUTE_HOT void operator()(unsigned length, uint8_t *DVL_RESTRICT dst, const uint8_t *DVL_RESTRICT src) const |
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{ |
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BlitPixelsBlendedWithMap(dst, src, length, colorMap); |
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} |
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DVL_ALWAYS_INLINE DVL_ATTRIBUTE_HOT void operator()(unsigned length, uint8_t color, uint8_t *DVL_RESTRICT dst) const |
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{ |
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BlitFillBlended(dst, length, colorMap[color]); |
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} |
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}; |
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} // namespace devilution
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