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#ifndef lint |
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< |
static const char RCSid[] = "$Id"; |
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static const char RCSid[] = "$Id$"; |
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#endif |
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/* |
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* Replace markers in Radiance scene description with objects or instances. |
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#define MAXVERT 6 /* maximum number of vertices for markers */ |
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#define MAXMARK 32 /* maximum number of markers */ |
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#define USE_XFORM 1 /* use !xform inline command */ |
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#define USE_INSTANCE 2 /* use instance primitive */ |
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#define USE_MESH 3 /* use mesh primitive */ |
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|
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typedef struct { |
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short beg, end; /* beginning and ending vertex */ |
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float len2; /* length squared */ |
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double mscale; /* scale by this to get unit */ |
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char *modin; /* input modifier indicating marker */ |
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char *objname; /* output object file or octree */ |
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int doxform; /* true if xform, false if instance */ |
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int usetype; /* one of USE_* above */ |
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} marker[MAXMARK]; /* array of markers */ |
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int nmarkers = 0; /* number of markers */ |
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do { |
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switch (argv[i][1]) { |
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case 'i': |
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marker[nmarkers].doxform = 0; |
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marker[nmarkers].usetype = USE_INSTANCE; |
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marker[nmarkers].objname = argv[++i]; |
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break; |
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case 'I': |
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marker[nmarkers].usetype = USE_MESH; |
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marker[nmarkers].objname = argv[++i]; |
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break; |
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case 'x': |
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marker[nmarkers].doxform = 1; |
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marker[nmarkers].usetype = USE_XFORM; |
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marker[nmarkers].objname = argv[++i]; |
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break; |
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case 'e': |
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return 0; |
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userr: |
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fprintf(stderr, |
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"Usage: %s [-e][-s size][-m modout] {-x objfile|-i octree} modname .. [file ..]\n", |
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"Usage: %s [-e][-s size][-m modout] {-x objfile|-i octree|-I mesh} modname .. [file ..]\n", |
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progname); |
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return 1; |
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} |
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char buf[256]; |
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buf[0] = '\0'; /* bug fix thanks to schorsch */ |
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if (m->doxform) { |
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if (m->usetype == USE_XFORM) { |
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sprintf(buf, "xform -n %s", mark); |
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if (m->modout != NULL) |
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sprintf(buf+strlen(buf), " -m %s", m->modout); |
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} else { |
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if ((n = buildxf(buf, m->mscale, fin)) < 0) |
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goto badxf; |
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printf("\n%s instance %s\n", |
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m->modout==NULL?"void":m->modout, mark); |
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printf("\n%s %s %s\n", |
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m->modout==NULL?"void":m->modout, |
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m->usetype==USE_INSTANCE?"instance":"mesh", |
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mark); |
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printf("%d %s%s\n0\n0\n", n+1, m->objname, buf); |
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} |
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return; |