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#include "mkillum.h" |
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< |
#define brt(col) (.295*(col)[0] + .635*(col)[1] + .070*(col)[2]) |
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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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{ |
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register int i; |
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|
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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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printf("\n%s %s %s", mod, ofun[obj->otype].funame, obj->oname); |
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printf("\n%d", obj->oargs.nsargs); |
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for (i = 0; i < obj->oargs.nsargs; i++) |
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int n, m; |
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FVECT u, v, w; |
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{ |
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float *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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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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printf("\n%s %s %s%s", VOIDID, ofun[PAT_CDATA].funame, |
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il->matname, DSTSUF); |
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for (i = 0; i < 3; i++) { |
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dfp = dfopen(il, DATORD[i]); |
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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, |
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1.+.5/n, .5/n, n+1, |
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0., 2.*PI, m+1); |
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colorout(i, Ninv, 1, m, 1./il->nsamps/il->col[i], dfp); |
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colorout(i, da, n, m, 1./il->nsamps/il->col[i], dfp); |
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fputeol(dfp); |
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fclose(dfp); |
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printf(" %s", dfname(il, DATORD[i])); |
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} |
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} else { |
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printf("\n%s %s %s%s", VOIDID, ofun[PAT_BDATA].funame, |
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il->matname, DSTSUF); |
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printf("\n5 noop"); |
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printf("\n5 noneg"); |
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dfp = dfopen(il, 0); |
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fprintf(dfp, "2\n%f %f %d\n%f %f %d\n", 1.-.5/n, .5/n, n, |
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fprintf(dfp, "2\n%f %f %d\n%f %f %d\n", 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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fputeol(dfp); |
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fclose(dfp); |
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printf(" %s", dfname(il, 0)); |
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} |
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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((char *)Ninv); |
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} |
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float *da; |
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int n, m; |
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{ |
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float *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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error(SYSTEM, "out of memory in flatout"); |
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compinv(Ninv, da, m); |
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compinv(Sinv, da+3*m*(n-1), m); |
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if (il->flags & IL_COLDST) { |
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printf("\n%s %s %s%s", VOIDID, ofun[PAT_CDATA].funame, |
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il->matname, DSTSUF); |
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for (i = 0; i < 3; i++) { |
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dfp = dfopen(il, DATORD[i]); |
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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, |
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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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colorout(i, Ninv, 1, m, 1./il->nsamps/il->col[i], dfp); |
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colorout(i, da, n, m, 1./il->nsamps/il->col[i], dfp); |
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colorout(i, Sinv, 1, m, 1./il->nsamps/il->col[i], dfp); |
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fputeol(dfp); |
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fclose(dfp); |
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printf(" %s", dfname(il, DATORD[i])); |
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} |
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} else { |
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printf("\n%s %s %s%s", VOIDID, ofun[PAT_BDATA].funame, |
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il->matname, DSTSUF); |
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< |
printf("\n5 noop"); |
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printf("\n5 noneg"); |
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dfp = dfopen(il, 0); |
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fprintf(dfp, "2\n%f %f %d\n%f %f %d\n", 1.-1./n, -1.+1./n, n, |
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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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fputeol(dfp); |
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fclose(dfp); |
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printf(" %s", dfname(il, 0)); |
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} |
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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++; |
190 |
+ |
free((char *)Ninv); |
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free((char *)Sinv); |
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} |
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} |
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< |
average(il, da, n) /* compute average value for distribution */ |
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register struct illum_args *il; |
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> |
compavg(col, da, n) /* 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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int n; |
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{ |
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register int i; |
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231 |
< |
il->col[0] = il->col[1] = il->col[2] = 0.; |
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> |
col[0] = col[1] = col[2] = 0.; |
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i = n; |
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while (i-- > 0) { |
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< |
il->col[0] += *da++; |
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il->col[1] += *da++; |
236 |
< |
il->col[2] += *da++; |
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> |
col[0] += *da++; |
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> |
col[1] += *da++; |
236 |
> |
col[2] += *da++; |
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} |
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for (i = 0; i < 3; i++) |
239 |
< |
il->col[i] /= (double)n*il->nsamps; |
239 |
> |
col[i] /= (double)n; |
240 |
> |
} |
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+ |
|
243 |
+ |
compinv(rinv, rp, m) /* compute other side of row average */ |
244 |
+ |
register float *rinv, *rp; |
245 |
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int m; |
246 |
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{ |
247 |
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float avg[3]; |
248 |
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|
249 |
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compavg(avg, rp, m); /* row average */ |
250 |
+ |
while (m-- > 0) { |
251 |
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*rinv++ = 2.*avg[0] - *rp++; |
252 |
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*rinv++ = 2.*avg[1] - *rp++; |
253 |
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*rinv++ = 2.*avg[2] - *rp++; |
254 |
+ |
} |
255 |
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} |
256 |
+ |
|
257 |
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|
258 |
+ |
average(il, da, n) /* evaluate average value for distribution */ |
259 |
+ |
register struct illum_args *il; |
260 |
+ |
float *da; |
261 |
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int n; |
262 |
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{ |
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compavg(il->col, da, n); /* average */ |
264 |
+ |
if (il->nsamps > 1) { |
265 |
+ |
il->col[0] /= (double)il->nsamps; |
266 |
+ |
il->col[1] /= (double)il->nsamps; |
267 |
+ |
il->col[2] /= (double)il->nsamps; |
268 |
+ |
} |
269 |
+ |
/* brighter than minimum? */ |
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return(brt(il->col) > il->minbrt+FTINY); |
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} |
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double d; |
278 |
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FILE *fp; |
279 |
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{ |
280 |
< |
if (colmcnt++ % 6 == 0) |
280 |
> |
if (colmcnt++ % 5 == 0) |
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putc('\n', fp); |
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fprintf(fp, " %11e", d); |
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} |
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} |
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fputnum(mult*da[p-3*m], fp); /* wrap phi */ |
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} |
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– |
fputeol(fp); |
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} |
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325 |
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} |
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fputnum(mult*brt(da-3*m), fp); /* wrap phi */ |
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} |
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fputeol(fp); |
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} |