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Merge branch 'master' of https://github.com/nillerusr/source-engine into windows

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HappyDOGE
2022-07-28 14:40:20 +03:00
parent 3faf6a69ac eb78802b5d
commit e5c944b72a
6 changed files with 112 additions and 77 deletions
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44
bitmap/resample.cpp
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@@ -784,6 +784,50 @@ bool ResampleRGB323232F( const ResampleInfo_t& info )
return true;
}
bool ResampleRGBA32323232F( const ResampleInfo_t& info )
{
// HDRFIXME: This is some lame shit right here. (We need to get NICE working, etc, etc.)
// Make sure everything is power of two.
Assert( ( info.m_nSrcWidth & ( info.m_nSrcWidth - 1 ) ) == 0 );
Assert( ( info.m_nSrcHeight & ( info.m_nSrcHeight - 1 ) ) == 0 );
Assert( ( info.m_nDestWidth & ( info.m_nDestWidth - 1 ) ) == 0 );
Assert( ( info.m_nDestHeight & ( info.m_nDestHeight - 1 ) ) == 0 );
// Make sure that we aren't upscaling the image. . .we don't support that very well.
Assert( info.m_nSrcWidth >= info.m_nDestWidth );
Assert( info.m_nSrcHeight >= info.m_nDestHeight );
int nSampleWidth = info.m_nSrcWidth / info.m_nDestWidth;
int nSampleHeight = info.m_nSrcHeight / info.m_nDestHeight;
float *pSrc = ( float * )info.m_pSrc;
float *pDst = ( float * )info.m_pDest;
for( int y = 0; y < info.m_nDestHeight; y++ )
{
for( int x = 0; x < info.m_nDestWidth; x++ )
{
float accum[4] = { 0.0f, 0.0f, 0.0f, 0.0f };
for( int nSampleY = 0; nSampleY < nSampleHeight; nSampleY++ )
{
for( int nSampleX = 0; nSampleX < nSampleWidth; nSampleX++ )
{
accum[0] += pSrc[((x*nSampleWidth+nSampleX)+(y*nSampleHeight+nSampleY)*info.m_nSrcWidth)*4+0];
accum[1] += pSrc[((x*nSampleWidth+nSampleX)+(y*nSampleHeight+nSampleY)*info.m_nSrcWidth)*4+1];
accum[2] += pSrc[((x*nSampleWidth+nSampleX)+(y*nSampleHeight+nSampleY)*info.m_nSrcWidth)*4+2];
accum[3] += pSrc[((x*nSampleWidth+nSampleX)+(y*nSampleHeight+nSampleY)*info.m_nSrcWidth)*4+3];
}
}
for( int i = 0; i < 4; i++ )
{
accum[i] /= ( nSampleWidth * nSampleHeight );
pDst[(x+y*info.m_nDestWidth)*4+i] = accum[i];
}
}
}
return true;
}
//-----------------------------------------------------------------------------
// Generates mipmap levels
//-----------------------------------------------------------------------------