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[diderot] / trunk / test / vr-lite.diderot |
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revision 383, Tue Oct 5 21:53:49 2010 UTC | revision 384, Tue Oct 5 21:54:33 2010 UTC | |
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# | Line 36 | Line 36 |
36 | pos = pos + stepSz*dir; | pos = pos + stepSz*dir; |
37 | if (inside (pos,F)) { | if (inside (pos,F)) { |
38 | real val = F@pos; | real val = F@pos; |
39 | vec3 grad = (∇ F)@pos; | vec3 grad = ∇F@pos; |
40 | vec3 norm = -grad/|grad|; | vec3 norm = -grad/|grad|; |
41 | if (val > valOpacMin) { // we have some opacity | if (val > valOpacMin) { // we have some opacity |
42 | real opac = 0.0; // dummy initialization | real opac = 0.0; // dummy initialization |
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