diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/resources/dye/dyepalette_replacescolor.cpp | 56 |
1 files changed, 47 insertions, 9 deletions
diff --git a/src/resources/dye/dyepalette_replacescolor.cpp b/src/resources/dye/dyepalette_replacescolor.cpp index cec423500..22f4e6ac4 100644 --- a/src/resources/dye/dyepalette_replacescolor.cpp +++ b/src/resources/dye/dyepalette_replacescolor.cpp @@ -45,10 +45,7 @@ void DyePalette::replaceSColor(uint32_t *restrict pixels, const int bufSize) const restrict2 { #ifdef SIMD_SUPPORTED - if (bufSize % 8 == 0) - replaceSColorSimd(pixels, bufSize); - else - replaceSColorDefault(pixels, bufSize); + replaceSColorSimd(pixels, bufSize); #else // SIMD_SUPPORTED replaceSColorDefault(pixels, bufSize); #endif // SIMD_SUPPORTED @@ -161,14 +158,14 @@ void DyePalette::replaceSColorSimd(uint32_t *restrict pixels, return; if (sz % 2) -- it_end; + const int mod = bufSize % 8; + const int bufEnd = bufSize - mod; - for (const uint32_t *const p_end = pixels + CAST_SIZE(bufSize); - pixels != p_end; - pixels += 8) + for (int ptr = 0; ptr < bufEnd; ptr += 8) { __m256i mask = _mm256_set1_epi32(0xffffff00); //__m256i base = _mm256_load_si256(reinterpret_cast<__m256i*>(pixels)); - __m256i base = _mm256_loadu_si256(reinterpret_cast<__m256i*>(pixels)); + __m256i base = _mm256_loadu_si256(reinterpret_cast<__m256i*>(&pixels[ptr])); //print256("mask ", mask); std::vector<DyeColor>::const_iterator it = mColors.begin(); @@ -198,8 +195,49 @@ void DyePalette::replaceSColorSimd(uint32_t *restrict pixels, } //print256("res ", base); //_mm256_store_si256(reinterpret_cast<__m256i*>(pixels), base); - _mm256_storeu_si256(reinterpret_cast<__m256i*>(pixels), base); + _mm256_storeu_si256(reinterpret_cast<__m256i*>(&pixels[ptr]), base); + } + + // complete end without simd + for (int ptr = bufSize - mod; ptr < bufSize; ptr ++) + { +// logger->log("past"); + 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; + } } +// logger->log("end"); } #endif // SIMD_SUPPORTED |