| # | Line 118 | Line 118 | void (*addobjnotify[8])() = {ambnotify, NULL}; | |
|---|---|---|
| 118 | ||
| 119 | int do_irrad = 0; /* compute irradiance? */ | |
| 120 | ||
| 121 | + | int rand_samp = 0; /* pure Monte Carlo sampling? */ |
| 122 | + | |
| 123 | double dstrsrc = 0.0; /* square source distribution */ | |
| 124 | double shadthresh = .03; /* shadow threshold */ | |
| 125 | double shadcert = .75; /* shadow certainty */ | |
| # | Line 179 | Line 181 | ray_trace( /* trace a primary ray */ | |
| 181 | ) | |
| 182 | { | |
| 183 | rayorigin(r, PRIMARY, NULL, NULL); | |
| 184 | < | samplendx++; |
| 184 | > | samplendx = rand_samp ? random() : samplendx+1; |
| 185 | rayvalue(r); /* assumes origin and direction are set */ | |
| 186 | } | |
| 187 | ||
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