# | Line 49 | Line 49 | typedef struct ray { | |
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49 | FVECT ron; /* intersection surface normal */ | |
50 | double rod; /* -DOT(rdir, ron) */ | |
51 | FULLXF *rox; /* object transformation */ | |
52 | + | FLOAT uv[2]; /* local coordinates */ |
53 | FVECT pert; /* surface normal perturbation */ | |
54 | COLOR pcol; /* pattern color */ | |
55 | COLOR rcol; /* returned ray value */ |
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