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#include "mkillum.h" |
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#include "paths.h" |
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#define brt(col) (.263*(col)[0]+.655*(col)[1]+.082*(col)[2]) |
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char DATORD[] = "RGB"; /* data ordering */ |
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char DATSUF[] = ".dat"; /* data file suffix */ |
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char DSTSUF[] = ".dist"; /* distribution suffix */ |
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char FNCFNM[] = "illum.cal"; /* function file name */ |
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|
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void compinv(float *rinv, float *rp, int m); |
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void colorout(int p, float *da, int n, int m, double mult, FILE *fp); |
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void fputnum(double d, FILE *fp); |
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void brightout(float *da, int n, int m, double mult, FILE *fp); |
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void fputeol(FILE *fp); |
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void compavg(float col[3], float *da, int n); |
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char * dfname(struct illum_args *il, int c); |
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FILE * dfopen(struct illum_args *il, int c); |
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static void compinv(COLORV *rinv, COLORV *rp, int m); |
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static void colorout(int p, COLORV *da, int n, int m, double mult, FILE *fp); |
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static void fputnum(double d, FILE *fp); |
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static void brightout(COLORV *da, int n, int m, double mult, FILE *fp); |
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static void fputeol(FILE *fp); |
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static void compavg(COLOR col, COLORV *da, int n); |
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static char * dfname(struct illum_args *il, int c); |
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static FILE * dfopen(struct illum_args *il, int c); |
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void |
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printobj( /* print out an object */ |
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char *mod, |
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register OBJREC *obj |
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OBJREC *obj |
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) |
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{ |
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register int i; |
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int i; |
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if (issurface(obj->otype) && !strcmp(mod, VOIDID)) |
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return; /* don't print void surfaces */ |
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) |
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{ |
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char fname[MAXSTR]; |
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register char *s; |
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char *s; |
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s = strcpy(fname, il->datafile); |
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s += strlen(s); |
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} |
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FILE * |
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static FILE * |
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dfopen( /* open data file */ |
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register struct illum_args *il, |
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struct illum_args *il, |
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int c |
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) |
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{ |
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} |
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extern void |
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void |
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flatout( /* write hemispherical distribution */ |
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struct illum_args *il, |
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float *da, |
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COLORV *da, |
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int n, |
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int m, |
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FVECT u, |
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FVECT w |
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) |
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{ |
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float *Ninv; |
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COLORV *Ninv; |
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FILE *dfp; |
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int i; |
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if ((Ninv = (float *)malloc(3*m*sizeof(float))) == NULL) |
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if ((Ninv = (COLORV *)malloc(3*m*sizeof(COLORV))) == NULL) |
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error(SYSTEM, "out of memory in flatout"); |
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compinv(Ninv, da, m); |
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if (il->flags & IL_COLDST) { |
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fprintf(dfp, "2\n%f %f %d\n%f %f %d\n", |
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1.+.5/n, .5/n, n+1, |
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0., 2.*PI, m+1); |
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brightout(Ninv, 1, m, 1./il->nsamps/brt(il->col), dfp); |
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brightout(da, n, m, 1./il->nsamps/brt(il->col), dfp); |
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brightout(Ninv, 1, m, 1./il->nsamps/bright(il->col), dfp); |
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brightout(da, n, m, 1./il->nsamps/bright(il->col), dfp); |
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fputeol(dfp); |
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fclose(dfp); |
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printf(" %s", dfname(il, 0)); |
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printf("\t%f\t%f\t%f\n", v[0], v[1], v[2]); |
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printf("\t%f\t%f\t%f\n", w[0], w[1], w[2]); |
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il->dfnum++; |
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free((void *)Ninv); |
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free(Ninv); |
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} |
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extern void |
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void |
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roundout( /* write spherical distribution */ |
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struct illum_args *il, |
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float *da, |
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COLORV *da, |
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int n, |
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int m |
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) |
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{ |
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float *Ninv, *Sinv; |
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COLORV *Ninv, *Sinv; |
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FILE *dfp; |
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int i; |
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if ((Ninv = (float *)malloc(3*m*sizeof(float))) == NULL || |
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(Sinv = (float *)malloc(3*m*sizeof(float))) == NULL) |
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if ((Ninv = (COLORV *)malloc(3*m*sizeof(COLORV))) == NULL || |
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(Sinv = (COLORV *)malloc(3*m*sizeof(COLORV))) == NULL) |
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error(SYSTEM, "out of memory in roundout"); |
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compinv(Ninv, da, m); |
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compinv(Sinv, da+3*m*(n-1), m); |
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fprintf(dfp, "2\n%f %f %d\n%f %f %d\n", |
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1.+1./n, -1.-1./n, n+2, |
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0., 2.*PI, m+1); |
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brightout(Ninv, 1, m, 1./il->nsamps/brt(il->col), dfp); |
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brightout(da, n, m, 1./il->nsamps/brt(il->col), dfp); |
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brightout(Sinv, 1, m, 1./il->nsamps/brt(il->col), dfp); |
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brightout(Ninv, 1, m, 1./il->nsamps/bright(il->col), dfp); |
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brightout(da, n, m, 1./il->nsamps/bright(il->col), dfp); |
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brightout(Sinv, 1, m, 1./il->nsamps/bright(il->col), dfp); |
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fputeol(dfp); |
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fclose(dfp); |
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printf(" %s", dfname(il, 0)); |
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printf("\n\t%s il_alt il_azi", FNCFNM); |
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printf("\n0\n0\n"); |
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il->dfnum++; |
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free((void *)Ninv); |
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free((void *)Sinv); |
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free(Ninv); |
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free(Sinv); |
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} |
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extern void |
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void |
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illumout( /* print illum object */ |
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register struct illum_args *il, |
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struct illum_args *il, |
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OBJREC *ob |
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) |
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{ |
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cout[1] = il->col[1]; |
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cout[2] = il->col[2]; |
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} else { |
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cout[0] = cout[1] = cout[2] = brt(il->col); |
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cout[0] = cout[1] = cout[2] = bright(il->col); |
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} |
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printf("\n0\n3 %f %f %f\n", cout[0], cout[1], cout[2]); |
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} |
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void |
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static void |
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compavg( /* compute average for set of data values */ |
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float col[3], |
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register float *da, |
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COLOR col, |
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COLORV *da, |
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int n |
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) |
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{ |
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register int i; |
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int i; |
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col[0] = col[1] = col[2] = 0.; |
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setcolor(col, 0.0, 0.0, 0.0); |
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i = n; |
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while (i-- > 0) { |
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col[0] += *da++; |
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col[1] += *da++; |
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col[2] += *da++; |
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addcolor(col, da); |
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da += 3; |
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} |
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for (i = 0; i < 3; i++) |
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col[i] /= (double)n; |
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scalecolor(col, 1./(double)n); |
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} |
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void |
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static void |
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compinv( /* compute other side of row average */ |
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register float *rinv, |
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register float *rp, |
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COLORV *rinv, |
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COLORV *rp, |
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int m |
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) |
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{ |
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float avg[3]; |
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COLOR avg; |
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compavg(avg, rp, m); /* row average */ |
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while (m-- > 0) { |
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} |
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|
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extern int |
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> |
int |
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average( /* evaluate average value for distribution */ |
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< |
register struct illum_args *il, |
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< |
float *da, |
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> |
struct illum_args *il, |
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> |
COLORV *da, |
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int n |
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) |
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{ |
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il->col[2] /= (double)il->nsamps; |
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} |
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/* brighter than minimum? */ |
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return(brt(il->col) > il->minbrt+FTINY); |
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> |
return(bright(il->col) > il->minbrt+FTINY); |
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} |
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static int colmcnt = 0; /* count of columns written */ |
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|
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void |
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static void |
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fputnum( /* put out a number to fp */ |
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double d, |
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FILE *fp |
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} |
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< |
void |
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static void |
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fputeol( /* write end of line to fp */ |
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< |
register FILE *fp |
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FILE *fp |
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) |
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{ |
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putc('\n', fp); |
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} |
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< |
void |
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static void |
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colorout( /* put out color distribution data */ |
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int p, |
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< |
register float *da, |
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> |
COLORV *da, |
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int n, |
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int m, |
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double mult, |
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FILE *fp |
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) |
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{ |
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< |
register int i, j; |
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> |
int i, j; |
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|
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for (i = 0; i < n; i++) { |
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for (j = 0; j < m; j++) { |
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} |
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|
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|
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< |
void |
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> |
static void |
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brightout( /* put out brightness distribution data */ |
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< |
register float *da, |
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> |
COLORV *da, |
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int n, |
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int m, |
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double mult, |
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FILE *fp |
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) |
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{ |
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< |
register int i, j; |
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> |
int i, j; |
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|
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for (i = 0; i < n; i++) { |
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for (j = 0; j < m; j++) { |
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< |
fputnum(mult*brt(da), fp); |
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> |
fputnum(mult*bright(da), fp); |
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da += 3; |
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} |
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< |
fputnum(mult*brt(da-3*m), fp); /* wrap phi */ |
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> |
fputnum(mult*bright(da-3*m), fp); /* wrap phi */ |
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} |
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} |