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Colorspace Handler: Properly maintain the alpha value when applying intensity to an RGBA5551 color buffer.

This commit is contained in:
rogerman 2017-10-20 13:03:03 -07:00
parent 64d32dca0e
commit 97525d94d7
1 changed files with 12 additions and 12 deletions
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24
desmume/src/utils/colorspacehandler/colorspacehandler.cpp
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@ -639,10 +639,10 @@ void ColorspaceApplyIntensityToBuffer16(u16 *dst, size_t pixCount, float intensi
{
u16 outColor = (SWAP_RB) ? COLOR5551_SWAP_RB(dst[i]) : dst[i];
u8 r = (u8)( (((outColor >> 0) & 0x1F) * intensity_u16) >> 16 );
u8 g = (u8)( (((outColor >> 5) & 0x1F) * intensity_u16) >> 16 );
u8 b = (u8)( (((outColor >> 10) & 0x1F) * intensity_u16) >> 16 );
u8 a = outColor & 0x8000;
u8 r = (u8)( (((outColor >> 0) & 0x1F) * intensity_u16) >> 16 );
u8 g = (u8)( (((outColor >> 5) & 0x1F) * intensity_u16) >> 16 );
u8 b = (u8)( (((outColor >> 10) & 0x1F) * intensity_u16) >> 16 );
u16 a = outColor & 0x8000;
dst[i] = ( (r << 0) | (g << 5) | (b << 10) | a );
}
@ -1050,10 +1050,10 @@ size_t ColorspaceHandler::ApplyIntensityToBuffer16(u16 *dst, size_t pixCount, fl
{
u16 outColor = dst[i];
u8 r = (u8)( (((outColor >> 0) & 0x1F) * intensity_u16) >> 16 );
u8 g = (u8)( (((outColor >> 5) & 0x1F) * intensity_u16) >> 16 );
u8 b = (u8)( (((outColor >> 10) & 0x1F) * intensity_u16) >> 16 );
u8 a = outColor & 0x8000;
u8 r = (u8)( (((outColor >> 0) & 0x1F) * intensity_u16) >> 16 );
u8 g = (u8)( (((outColor >> 5) & 0x1F) * intensity_u16) >> 16 );
u8 b = (u8)( (((outColor >> 10) & 0x1F) * intensity_u16) >> 16 );
u16 a = outColor & 0x8000;
dst[i] = ( (r << 0) | (g << 5) | (b << 10) | a );
}
@ -1090,10 +1090,10 @@ size_t ColorspaceHandler::ApplyIntensityToBuffer16_SwapRB(u16 *dst, size_t pixCo
{
u16 outColor = COLOR5551_SWAP_RB(dst[i]);
u8 r = (u8)( (((outColor >> 0) & 0x1F) * intensity_u16) >> 16 );
u8 g = (u8)( (((outColor >> 5) & 0x1F) * intensity_u16) >> 16 );
u8 b = (u8)( (((outColor >> 10) & 0x1F) * intensity_u16) >> 16 );
u8 a = outColor & 0x8000;
u8 r = (u8)( (((outColor >> 0) & 0x1F) * intensity_u16) >> 16 );
u8 g = (u8)( (((outColor >> 5) & 0x1F) * intensity_u16) >> 16 );
u8 b = (u8)( (((outColor >> 10) & 0x1F) * intensity_u16) >> 16 );
u16 a = outColor & 0x8000;
dst[i] = ( (r << 0) | (g << 5) | (b << 10) | a );
}