diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/resources/dye.cpp | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/src/resources/dye.cpp b/src/resources/dye.cpp index 7989e250f..b99c967d8 100644 --- a/src/resources/dye.cpp +++ b/src/resources/dye.cpp @@ -150,6 +150,63 @@ int Dye::getType() const void Dye::normalDye(uint32_t *restrict pixels, const int bufSize) const { +#ifdef ENABLE_CILKPLUS + cilk_for (int ptr = 0; ptr < bufSize; ptr ++) + { + const uint32_t p = pixels[ptr]; +#if SDL_BYTEORDER == SDL_BIG_ENDIAN + const int alpha = p & 0xff000000; +#else + const int alpha = p & 0xff; +#endif + if (alpha) + { + unsigned int color[3]; +#if SDL_BYTEORDER == SDL_BIG_ENDIAN + color[0] = (p) & 255U; + color[1] = (p >> 8U) & 255U; + color[2] = (p >> 16U) & 255U; +#else + color[0] = (p >> 24U) & 255U; + color[1] = (p >> 16U) & 255U; + color[2] = (p >> 8U) & 255U; +#endif + const unsigned int cmax = std::max( + color[0], std::max(color[1], color[2])); + if (cmax == 0) + goto endlabel; + + const unsigned int cmin = std::min( + color[0], std::min(color[1], color[2])); + const unsigned int intensity = color[0] + color[1] + color[2]; + unsigned int i; + + if (cmin != cmax && (cmin != 0 || (intensity != cmax + && intensity != 2 * cmax))) + { + // not pure + goto endlabel; + } + + i = (color[0] != 0) | ((color[1] != 0) << 1) + | ((color[2] != 0) << 2); + + if (mDyePalettes[i - 1]) + mDyePalettes[i - 1]->getColor(cmax, color); + +#if SDL_BYTEORDER == SDL_BIG_ENDIAN + pixels[ptr] = (color[0]) | (color[1] << 8) + | (color[2] << 16) | alpha; +#else + pixels[ptr] = (color[0] << 24) | (color[1] << 16) + | (color[2] << 8) | alpha; +#endif + } +endlabel:; + } + +#else // ENABLE_CILKPLUS + for (uint32_t *p_end = pixels + static_cast<size_t>(bufSize); pixels != p_end; ++ pixels) @@ -203,10 +260,68 @@ void Dye::normalDye(uint32_t *restrict pixels, const int bufSize) const | (color[2] << 8) | alpha; #endif } +#endif // ENABLE_CILKPLUS } void Dye::normalOGLDye(uint32_t *restrict pixels, const int bufSize) const { +#ifdef ENABLE_CILKPLUS + cilk_for (int ptr = 0; ptr < bufSize; ptr ++) + { + const uint32_t p = pixels[ptr]; +#if SDL_BYTEORDER == SDL_BIG_ENDIAN + const int alpha = p & 255; +#else + const int alpha = p & 0xff000000; +#endif + if (alpha) + { + unsigned int color[3]; +#if SDL_BYTEORDER == SDL_BIG_ENDIAN + color[0] = (p >> 24U) & 255U; + color[1] = (p >> 16U) & 255U; + color[2] = (p >> 8U) & 255U; +#else + color[0] = (p) & 255U; + color[1] = (p >> 8U) & 255U; + color[2] = (p >> 16U) & 255U; +#endif + + const unsigned int cmax = std::max( + color[0], std::max(color[1], color[2])); + if (cmax == 0) + goto endlabel; + + const unsigned int cmin = std::min( + color[0], std::min(color[1], color[2])); + const unsigned int intensity = color[0] + color[1] + color[2]; + + if (cmin != cmax && (cmin != 0 || (intensity != cmax + && intensity != 2 * cmax))) + { + // not pure + goto endlabel; + } + + const unsigned int i = (color[0] != 0) | ((color[1] != 0) << 1) + | ((color[2] != 0) << 2); + + if (mDyePalettes[i - 1]) + mDyePalettes[i - 1]->getColor(cmax, color); + +#if SDL_BYTEORDER == SDL_BIG_ENDIAN + pixels[ptr] = (color[0] << 24) | (color[1] << 16) + | (color[2] << 8) | alpha; +#else + pixels[ptr] = (color[0]) | (color[1] << 8) + | (color[2] << 16) | alpha; +#endif + } +endlabel:; + } + +#else // ENABLE_CILKPLUS + for (uint32_t *p_end = pixels + static_cast<size_t>(bufSize); pixels != p_end; ++ pixels) @@ -260,4 +375,5 @@ void Dye::normalOGLDye(uint32_t *restrict pixels, const int bufSize) const | (color[2] << 16) | alpha; #endif } +#endif // ENABLE_CILKPLUS } |