uiDefButS(block, NUM,0,"Samples:", 100,60,200,19, &la->ray_samp, 1.0, 16.0, 100, 0, "Sets the amount of samples taken extra (samp x samp)");
- uiDefButF(block, NUM,0,"Threshold:", 100,40,200,19, &la->adapt_thresh, 0.0, 1.0, 100, 0, "Threshold for adaptive sampling, to control what level is considered already in shadow");
+ if (la->ray_samp_method == LA_SAMP_HALTON)
+ uiDefButF(block, NUM,0,"Threshold:", 100,40,200,19, &la->adapt_thresh, 0.0, 1.0, 100, 0, "Threshold for adaptive sampling, to control what level is considered already in shadow");