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Minor update to the parametric curve fix

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Thanatomanic 2021-06-12 21:11:45 +02:00 committed by GitHub
parent 3248e6b003
commit 869ac54242
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1 changed files with 3 additions and 4 deletions
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7
rtengine/diagonalcurves.cc
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@ -446,11 +446,10 @@ double DiagonalCurve::getVal (double t) const
} else { } else {
// add highlights effect: // add highlights effect:
double htv = xexp(max(mhc * xlog((stretched - mfc) / (1.0 - mfc)),-236.0)); double htv = xexp(max(mhc * xlog((stretched - mfc) / (1.0 - mfc)),-236.0));
double hbase = pfull_alt (htv, 0.5, x[4]); if (htv < 1e-6) {
//this part of the curve isn't affected by highlight, return the base curve return stretched; // this part of the curve isn't affected by highlight, return the base curve
if (hbase < 1e-6 ){
return stretched;
} else { } else {
double hbase = pfull_alt (htv, 0.5, x[4]);
return mfc + (1.0 - mfc) * xexp(xlog(hbase) / mhc); return mfc + (1.0 - mfc) * xexp(xlog(hbase) / mhc);
} }
} }