19 |
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|
20 |
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#include "face.h" |
21 |
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|
22 |
< |
#define SRCINC 4 /* realloc increment for array */ |
22 |
> |
#define SRCINC 8 /* realloc increment for array */ |
23 |
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|
24 |
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SRCREC *source = NULL; /* our list of sources */ |
25 |
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int nsources = 0; /* the number of sources */ |
54 |
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if (nsources == 0) |
55 |
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source = (SRCREC *)malloc(SRCINC*sizeof(SRCREC)); |
56 |
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else if (nsources%SRCINC == 0) |
57 |
< |
source = (SRCREC *)realloc((char *)source, |
57 |
> |
source = (SRCREC *)realloc((void *)source, |
58 |
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(unsigned)(nsources+SRCINC)*sizeof(SRCREC)); |
59 |
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if (source == NULL) |
60 |
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return(-1); |
61 |
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source[nsources].sflags = 0; |
62 |
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source[nsources].nhits = 1; |
63 |
< |
source[nsources].ntests = 2; /* initial hit probability = 1/2 */ |
63 |
> |
source[nsources].ntests = 2; /* initial hit probability = 50% */ |
64 |
> |
#if SHADCACHE |
65 |
> |
source[nsources].obscache = NULL; |
66 |
> |
#endif |
67 |
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return(nsources++); |
68 |
|
} |
69 |
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|
109 |
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src->sloc[j] /= (double)f->nv; |
110 |
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} |
111 |
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if (!inface(src->sloc, f)) |
112 |
< |
objerror(so, USER, "cannot hit center"); |
112 |
> |
objerror(so, USER, "cannot hit center for source"); |
113 |
|
src->sflags |= SFLAT; |
114 |
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VCOPY(src->snorm, f->norm); |
115 |
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src->ss2 = f->area; |
195 |
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co = getcone(so, 0); |
196 |
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VCOPY(src->sloc, CO_P0(co)); |
197 |
|
if (CO_R0(co) > 0.0) |
198 |
< |
objerror(so, USER, "cannot hit center"); |
198 |
> |
objerror(so, USER, "cannot hit center for source"); |
199 |
|
src->sflags |= SFLAT; |
200 |
|
VCOPY(src->snorm, co->ad); |
201 |
|
src->srad = CO_R1(co); |