diff options
Diffstat (limited to 'src/resources/dye/dyepalette_replacescolor_sse2.hpp')
-rw-r--r-- | src/resources/dye/dyepalette_replacescolor_sse2.hpp | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/src/resources/dye/dyepalette_replacescolor_sse2.hpp b/src/resources/dye/dyepalette_replacescolor_sse2.hpp new file mode 100644 index 000000000..2a232d3ef --- /dev/null +++ b/src/resources/dye/dyepalette_replacescolor_sse2.hpp @@ -0,0 +1,95 @@ +/* + * The ManaPlus Client + * Copyright (C) 2011-2016 The ManaPlus Developers + * + * This file is part of The ManaPlus Client. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + + std::vector<DyeColor>::const_iterator it_end = mColors.end(); + const size_t sz = mColors.size(); + if (!sz || !pixels) + return; + if (sz % 2) + -- it_end; + const int mod = bufSize % 8; + const int bufEnd = bufSize - mod; + + for (int ptr = 0; ptr < bufEnd; ptr += 8) + { + __m128i mask = _mm_set1_epi32(0xffffff00); +// __m128i base = _mm_load_si128(reinterpret_cast<__m128i*>(pixels)); + __m128i base = _mm_loadu_si128(reinterpret_cast<__m128i*>( + &pixels[ptr])); + + std::vector<DyeColor>::const_iterator it = mColors.begin(); + while (it != it_end) + { + const DyeColor &col = *it; + ++ it; + const DyeColor &col2 = *it; + + __m128i base2 = _mm_and_si128(mask, base); + __m128i newMask = _mm_set1_epi32(col2.valueS); + __m128i cmpMask = _mm_set1_epi32(col.valueS); + __m128i cmpRes = _mm_cmpeq_epi32(base2, cmpMask); + cmpRes = _mm_and_si128(mask, cmpRes); + __m128i srcAnd = _mm_andnot_si128(cmpRes, base); + __m128i dstAnd = _mm_and_si128(cmpRes, newMask); + base = _mm_or_si128(srcAnd, dstAnd); + ++ it; + } +// _mm_store_si128(reinterpret_cast<__m128i*>(pixels), base); + _mm_storeu_si128(reinterpret_cast<__m128i*>(&pixels[ptr]), base); + } + + // complete end without simd + for (int ptr = bufSize - mod; ptr < bufSize; ptr ++) + { + uint8_t *const p = reinterpret_cast<uint8_t *>(&pixels[ptr]); +#if SDL_BYTEORDER == SDL_BIG_ENDIAN + const unsigned int data = pixels[ptr] & 0x00ffffff; +#else // SDL_BYTEORDER == SDL_BIG_ENDIAN + + const unsigned int data = pixels[ptr] & 0xffffff00; +#endif // SDL_BYTEORDER == SDL_BIG_ENDIAN + + std::vector<DyeColor>::const_iterator it = mColors.begin(); + while (it != it_end) + { + const DyeColor &col = *it; + ++ it; + const DyeColor &col2 = *it; + +#if SDL_BYTEORDER == SDL_BIG_ENDIAN + const unsigned int coldata = (col.value[2] << 16U) + | (col.value[1] << 8U) | (col.value[0]); +#else // SDL_BYTEORDER == SDL_BIG_ENDIAN + + const unsigned int coldata = (col.value[2] << 8U) + | (col.value[1] << 16U) | (col.value[0] << 24U); +#endif // SDL_BYTEORDER == SDL_BIG_ENDIAN + + if (data == coldata) + { + p[3] = col2.value[0]; + p[2] = col2.value[1]; + p[1] = col2.value[2]; + break; + } + + ++ it; + } + } |