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/* Copyright (c) 1994 Regents of the University of California */ |
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/* Copyright (c) 1995 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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* Convert Radiance scene description to MGF |
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*/ |
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#include <stdio.h> |
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#include <math.h> |
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#include "standard.h" |
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#include <ctype.h> |
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#include <string.h> |
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#include "fvect.h" |
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#include "object.h" |
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#include "color.h" |
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#include "lookup.h" |
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#define PI 3.14159265358979323846 |
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#define C_1SIDEDTHICK 0.005 |
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int o_face(), o_cone(), o_sphere(), o_ring(), o_cylinder(); |
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int o_instance(), o_source(), o_illum(); |
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int o_instance(), o_illum(); |
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int o_plastic(), o_metal(), o_glass(), o_dielectric(), |
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o_mirror(), o_trans(), o_light(); |
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o_mirror(), o_trans(), o_light(); |
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extern void free(); |
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extern char *malloc(); |
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extern int free(); |
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LUTAB rmats = LU_SINIT(free,NULL); /* defined material table */ |
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fprintf(stderr, "%s: bad %s \"%s\"\n", typ, id); |
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exit(1); |
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} |
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} else if (lu_find(&rmats, mod)->data != NULL) /* make alias */ |
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newmat(id, mod); |
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} else { /* unsupported */ |
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o_unsupported(mod, typ, id, fa); |
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if (lu_find(&rmats, mod)->data != NULL) /* make alias */ |
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newmat(id, mod); |
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} |
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} |
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if (end == NULL) |
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end = cp; |
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/* copy to current object */ |
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for (cp = id, cp2 = curobj; cp < end; *cp2++ = *cp++) |
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cp2 = curobj; |
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if (!isalpha(*id)) { /* start with letter */ |
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diff = *cp2 != 'O'; |
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*cp2++ = 'O'; |
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} |
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for (cp = id; cp < end; *cp2++ = *cp++) { |
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if (*cp < '!' | *cp > '~') /* limit to visible chars */ |
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*cp = '?'; |
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diff += *cp != *cp2; |
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} |
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if (!diff && !*cp2) |
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return; |
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*cp2 = '\0'; |
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add2dispatch("spotlight", o_light); |
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add2dispatch("glow", o_light); |
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add2dispatch("illum", o_illum); |
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puts("# The following was converted from Radiance scene input"); |
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puts("# The following was converted from RADIANCE scene input"); |
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if (hasmult) |
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printf("xf -s %.4e\n", unit_mult); |
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printf("o %s\n", curobj); |
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puts("o"); |
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if (hasmult) |
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puts("xf"); |
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puts("# End of data converted from Radiance scene input"); |
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puts("# End of data converted from RADIANCE scene input"); |
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lu_done(&rdispatch); |
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lu_done(&rmats); |
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lu_done(&vertab); |
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int |
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o_unsupported(mod, typ, id, fa) /* mark unsupported primitive */ |
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char *mod, *typ, *id; |
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FUNARGS *fa; |
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{ |
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register int i; |
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fputs("\n# Unsupported RADIANCE primitive:\n", stdout); |
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printf("# %s %s %s", mod, typ, id); |
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printf("\n# %d", fa->nsargs); |
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for (i = 0; i < fa->nsargs; i++) |
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printf(" %s", fa->sarg[i]); |
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#ifdef IARGS |
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printf("\n# %d", fa->niargs); |
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for (i = 0; i < fa->niargs; i++) |
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printf(" %ld", fa->iarg[i]); |
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#else |
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fputs("\n# 0", stdout); |
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#endif |
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printf("\n# %d", fa->nfargs); |
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for (i = 0; i < fa->nfargs; i++) |
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printf(" %g", fa->farg[i]); |
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fputs("\n\n", stdout); |
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return(0); |
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} |
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int |
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o_face(mod, typ, id, fa) /* print out a polygon */ |
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char *mod, *typ, *id; |
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FUNARGS *fa; |
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{ |
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char entbuf[512]; |
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char entbuf[2048]; |
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register char *cp; |
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register int i; |
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putchar('\n'); |
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clrverts(); /* vertex id's no longer reliable */ |
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return(0); |
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} |
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int |
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o_source(mod, typ, id, fa) /* convert a source */ |
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char *mod, *typ, *id; |
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FUNARGS *fa; |
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{ |
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return(0); /* there is no MGF equivalent! */ |
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} |
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