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Fix #34803: blender internal SSS rendering black/nan with negative texture colors.

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This commit is contained in:
Brecht Van Lommel 2013-04-02 17:49:31 +00:00
parent c4780c233e
commit f7efb51054
1 changed files with 11 additions and 11 deletions
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22
source/blender/render/intern/source/shadeoutput.c
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@ -1735,15 +1735,15 @@ void shade_lamp_loop(ShadeInput *shi, ShadeResult *shr)
shr->col[0]= shr->col[1]= shr->col[2]= shr->col[3]= 1.0f;
}
else {
shi->r= pow(shi->r, ma->sss_texfac);
shi->g= pow(shi->g, ma->sss_texfac);
shi->b= pow(shi->b, ma->sss_texfac);
shi->alpha= pow(shi->alpha, ma->sss_texfac);
shi->r= pow(max_ff(shi->r, 0.0f), ma->sss_texfac);
shi->g= pow(max_ff(shi->g, 0.0f), ma->sss_texfac);
shi->b= pow(max_ff(shi->b, 0.0f), ma->sss_texfac);
shi->alpha= pow(max_ff(shi->alpha, 0.0f), ma->sss_texfac);
shr->col[0]= pow(shr->col[0], ma->sss_texfac);
shr->col[1]= pow(shr->col[1], ma->sss_texfac);
shr->col[2]= pow(shr->col[2], ma->sss_texfac);
shr->col[3]= pow(shr->col[3], ma->sss_texfac);
shr->col[0]= pow(max_ff(shr->col[0], 0.0f), ma->sss_texfac);
shr->col[1]= pow(max_ff(shr->col[1], 0.0f), ma->sss_texfac);
shr->col[2]= pow(max_ff(shr->col[2], 0.0f), ma->sss_texfac);
shr->col[3]= pow(max_ff(shr->col[3], 0.0f), ma->sss_texfac);
}
}
}
@ -1833,9 +1833,9 @@ void shade_lamp_loop(ShadeInput *shi, ShadeResult *shr)
else {
copy_v3_v3(col, shr->col);
mul_v3_fl(col, invalpha);
col[0]= pow(col[0], 1.0f-texfac);
col[1]= pow(col[1], 1.0f-texfac);
col[2]= pow(col[2], 1.0f-texfac);
col[0]= pow(max_ff(col[0], 0.0f), 1.0f-texfac);
col[1]= pow(max_ff(col[1], 0.0f), 1.0f-texfac);
col[2]= pow(max_ff(col[2], 0.0f), 1.0f-texfac);
}
shr->diff[0]= sss[0]*col[0];