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authorAndrei Karas <akaras@inbox.ru>2016-12-21 16:28:49 +0300
committerAndrei Karas <akaras@inbox.ru>2016-12-21 19:34:53 +0300
commit076ce7dd10a687134b949f9509d886609607ec67 (patch)
treee7dbb728002e22e5d5b02d4e9b6cfa1fa06bf3b0
parent1126558ed20156e980e51f897f864cb74ebb3a72 (diff)
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Add support for replacescolor with non power of 2 image sizes.
-rw-r--r--src/resources/dye/dyepalette_replacescolor.cpp56
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