summaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/resources/dye.cpp116
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
}