void RasGouraud::RasterizePixel( SScanLine& scanLine, const SScanLinesData& rasData )
{
#if USE_PERSPEC_CORRECT == 1
//双曲插值最后一步
float inv_w = 1 / scanLine.zw.y;
scanLine.pixelColor.Set(scanLine.curClr.x*inv_w, scanLine.curClr.y*inv_w, scanLine.curClr.z*inv_w);
#else
scanLine.pixelColor = scanLine.curClr;
#endif
scanLine.pixelColor.Saturate();
DWORD& dwDestColor = *scanLine.pFragmeng->finalColor;
#if USE_OIT == 0
SColor destPixelColor;
destPixelColor.SetAsInt(dwDestColor);
DoAlphaBlending(destPixelColor, scanLine.pixelColor, destPixelColor, rasData.pMaterial);
dwDestColor = destPixelColor.GetAsInt();
#else
scanLine.pixelColor.a *= rasData.pMaterial->transparency;
dwDestColor = scanLine.pixelColor.GetAsInt();
#endif
#if USE_PROFILER == 1
g_env.profiler->AddRenderedPixel();
#endif
}
void RasNormalMap::FragmentPS( SFragment& frag )
{
SColor texColor(SColor::WHITE), lightColor(SColor::WHITE);
SMaterial* pMaterial = frag.pMaterial;
if(pMaterial->pDiffuseMap && pMaterial->bUseBilinearSampler)
{
pMaterial->pDiffuseMap->Tex2D_Bilinear(frag.uv, texColor, frag.texLod);
}
else if(pMaterial->pDiffuseMap)
{
pMaterial->pDiffuseMap->Tex2D_Point(frag.uv, texColor, frag.texLod);
}
SLightingContext_NormalMap lc;
lc.uv = &frag.uv;
lc.lightDirTS = &frag.lightDirTS;
lc.hVectorTS = &frag.hVectorTS;
DoPerPixelLighting(lightColor, &lc, pMaterial);
// Don't modify alpha [1/19/2014 mavaL]
float alpha = texColor.a;
texColor *= lightColor;
texColor.a = alpha;
texColor.Saturate();
DWORD& dwDestColor = *frag.finalColor;
#if USE_OIT == 0
SColor destPixelColor;
destPixelColor.SetAsInt(dwDestColor);
DoAlphaBlending(destPixelColor, texColor, destPixelColor, pMaterial);
dwDestColor = destPixelColor.GetAsInt();
#else
texColor.a *= pMaterial->transparency;
dwDestColor = texColor.GetAsInt();
#endif
#if USE_PROFILER == 1
g_env.profiler->AddRenderedPixel();
#endif
}
void RasLightMap::RasterizePixel( SScanLine& scanLine, const SScanLinesData& rasData )
{
#if USE_PERSPEC_CORRECT == 1
//双曲插值最后一步
float inv_w = 1 / scanLine.zw.y;
scanLine.finalUV.Set(scanLine.curUV.x*inv_w, scanLine.curUV.y*inv_w);
#else
scanLine.finalUV = scanLine.curUV;
#endif
if(rasData.pMaterial->bUseBilinearSampler)
{
rasData.pMaterial->pDiffuseMap->Tex2D_Bilinear(scanLine.finalUV, scanLine.pixelColor, rasData.texLod);
}
else
{
rasData.pMaterial->pDiffuseMap->Tex2D_Point(scanLine.finalUV, scanLine.pixelColor, rasData.texLod);
}
DWORD& dwDestColor = *(scanLine.pFragmeng->finalColor);
#if USE_OIT == 0
SColor destPixelColor;
destPixelColor.SetAsInt(dwDestColor);
DoAlphaBlending(destPixelColor, scanLine.pixelColor, destPixelColor, rasData.pMaterial);
dwDestColor = destPixelColor.GetAsInt();
#else
scanLine.pixelColor.a *= rasData.pMaterial->transparency;
dwDestColor = scanLine.pixelColor.GetAsInt();
#endif
#if USE_PROFILER == 1
g_env.profiler->AddRenderedPixel();
#endif
}
