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OpenGL Renderer: Fix more possible red-blue color swapping issues in legacy OpenGL when the output color format is RGB888.

This commit is contained in:
rogerman 2017-07-26 23:21:05 -07:00
parent d2165f90fe
commit 740fb66ca5
1 changed files with 39 additions and 9 deletions
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44
desmume/src/OGLRender.cpp
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@ -1230,20 +1230,29 @@ Render3DError OpenGLRenderer::_FlushFramebufferConvertOnCPU(const FragmentColor
{
if ( (dstFramebufferMain != NULL) && (dstFramebuffer16 != NULL) )
{
#ifdef ENABLE_SSE2
#ifdef ENABLE_SSSE3
const size_t ssePixCount = pixCount - (pixCount % 8);
for (; i < ssePixCount; i += 8)
{
const __m128i srcColorLo = _mm_load_si128((__m128i *)(srcFramebuffer + i + 0));
const __m128i srcColorHi = _mm_load_si128((__m128i *)(srcFramebuffer + i + 4));
if (SWAP_RB)
{
_mm_store_si128( (__m128i *)(dstFramebufferMain + i + 0), _mm_shuffle_epi8(srcColorLo, _mm_set_epi8(15, 12, 13, 14, 11, 8, 9, 10, 7, 4, 5, 6, 3, 0, 1, 2)) );
_mm_store_si128( (__m128i *)(dstFramebufferMain + i + 4), _mm_shuffle_epi8(srcColorHi, _mm_set_epi8(15, 12, 13, 14, 11, 8, 9, 10, 7, 4, 5, 6, 3, 0, 1, 2)) );
}
else
{
_mm_store_si128( (__m128i *)(dstFramebufferMain + i + 0), srcColorLo);
_mm_store_si128( (__m128i *)(dstFramebufferMain + i + 4), srcColorHi);
}
_mm_store_si128( (__m128i *)(dstFramebuffer16 + i), ColorspaceConvert8888To5551_SSE2<SWAP_RB>(srcColorLo, srcColorHi) );
}
#endif
#ifdef ENABLE_SSE2
#ifdef ENABLE_SSSE3
#pragma LOOPVECTORIZE_DISABLE
#endif
for (; i < pixCount; i++)
@ -1363,8 +1372,24 @@ Render3DError OpenGLRenderer::_FlushFramebufferConvertOnCPU(const FragmentColor
const __m128i srcColorLo = _mm_load_si128((__m128i *)(srcFramebuffer + ir + 0));
const __m128i srcColorHi = _mm_load_si128((__m128i *)(srcFramebuffer + ir + 4));
_mm_store_si128( (__m128i *)(dstFramebufferMain + iw + 0), srcColorLo );
_mm_store_si128( (__m128i *)(dstFramebufferMain + iw + 4), srcColorHi );
if (SWAP_RB)
{
#ifdef ENABLE_SSSE3
_mm_store_si128( (__m128i *)(dstFramebufferMain + i + 0), _mm_shuffle_epi8(srcColorLo, _mm_set_epi8(15,12,13,14, 11,8,9,10, 7,4,5,6, 3,0,1,2)) );
_mm_store_si128( (__m128i *)(dstFramebufferMain + i + 4), _mm_shuffle_epi8(srcColorHi, _mm_set_epi8(15,12,13,14, 11,8,9,10, 7,4,5,6, 3,0,1,2)) );
#else
const __m128i swappedLo = _mm_or_si128( _mm_srli_epi32(_mm_and_si128(srcColorLo, _mm_set1_epi32(0x00FF0000)), 16), _mm_or_si128(_mm_and_si128(srcColorLo, _mm_set1_epi32(0x0000FF00)), _mm_slli_epi32(_mm_and_si128(srcColorLo, _mm_set1_epi32(0x000000FF)), 16)) );
const __m128i swappedHi = _mm_or_si128( _mm_srli_epi32(_mm_and_si128(srcColorHi, _mm_set1_epi32(0x00FF0000)), 16), _mm_or_si128(_mm_and_si128(srcColorHi, _mm_set1_epi32(0x0000FF00)), _mm_slli_epi32(_mm_and_si128(srcColorHi, _mm_set1_epi32(0x000000FF)), 16)) );
_mm_store_si128((__m128i *)(dstFramebufferMain + i + 0), swappedLo);
_mm_store_si128((__m128i *)(dstFramebufferMain + i + 4), swappedHi);
#endif
}
else
{
_mm_store_si128((__m128i *)(dstFramebufferMain + i + 0), srcColorLo);
_mm_store_si128((__m128i *)(dstFramebufferMain + i + 4), srcColorHi);
}
_mm_store_si128( (__m128i *)(dstFramebuffer16 + iw), ColorspaceConvert8888To5551_SSE2<SWAP_RB>(srcColorLo, srcColorHi) );
}
#endif
@ -1391,16 +1416,21 @@ Render3DError OpenGLRenderer::_FlushFramebufferConvertOnCPU(const FragmentColor
{
if (SWAP_RB)
{
#ifdef ENABLE_SSSE3
#ifdef ENABLE_SSE2
const size_t ssePixCount = pixCount - (pixCount % 4);
for (; i < ssePixCount; i += 4)
{
const __m128i srcColor = _mm_load_si128((__m128i *)(srcFramebuffer + i));
#ifdef ENABLE_SSSE3
_mm_store_si128( (__m128i *)(dstFramebufferMain + i), _mm_shuffle_epi8(srcColor, _mm_set_epi8(15,12,13,14, 11,8,9,10, 7,4,5,6, 3,0,1,2)) );
#else
const __m128i swappedColor = _mm_or_si128(_mm_srli_epi32(_mm_and_si128(srcColor, _mm_set1_epi32(0x00FF0000)), 16), _mm_or_si128(_mm_and_si128(srcColor, _mm_set1_epi32(0x0000FF00)), _mm_slli_epi32(_mm_and_si128(srcColor, _mm_set1_epi32(0x000000FF)), 16)));
_mm_store_si128((__m128i *)(dstFramebufferMain + i), swappedColor);
#endif
}
#endif
#ifdef ENABLE_SSSE3
#ifdef ENABLE_SSE2
#pragma LOOPVECTORIZE_DISABLE
#endif
for (size_t x = 0; x < this->_framebufferWidth; x++)
@ -4256,7 +4286,7 @@ Render3DError OpenGLRenderer_1_2::SetFramebufferSize(size_t w, size_t h)
glActiveTextureARB(GL_TEXTURE0_ARB + OGLTextureUnitID_GPolyID);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV, NULL);
glActiveTexture(GL_TEXTURE0_ARB + OGLTextureUnitID_ZeroAlphaPixelMask);
glActiveTextureARB(GL_TEXTURE0_ARB + OGLTextureUnitID_ZeroAlphaPixelMask);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV, NULL);
glActiveTextureARB(GL_TEXTURE0_ARB + OGLTextureUnitID_FogAttr);