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#include "copyright.h" |
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|
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#include "ray.h" |
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#include "paths.h" |
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#include "pmapopt.h" |
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|
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extern char *progname; /* global argv[0] */ |
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|
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char RFeatureList[2048] = /* newline-separated feature list */ |
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"VirtualSources\nSecondarySources\nSourceSubsampling\n" |
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"SourceVisibility\nAmbientModifierSelection\n" |
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"PathTracing\nRussianRoulette\nLowDiscrepancySeq\n" |
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"SpecularSampling\nMaterialMixtures\nAntimatter\nBackFaceVisibility\n" |
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"ScatteringModels=WGMD,Ashikhmin-Shirley\n" |
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"TabulatedBSDFs=DataFile,KlemsXML,TensorTreeXML,+ViewPeakExtraction\n" |
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"Instancing=Octree,TriangleMesh\nAliases\n" |
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#if MAXCSAMP>3 |
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"Hyperspectral\n" |
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#endif |
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#if !defined(SHADCACHE) || SHADCACHE > 0 |
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"ShadowCache\n" |
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#endif |
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#ifdef DISPERSE |
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"DielectricDispersion\n" |
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#endif |
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/* PMAP_FEATURES XXX @Roland: need to define this in pmapopt.h */ |
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; |
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|
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|
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static char * |
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get_feature( /* find a specific feature (with optional sublist) */ |
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const char *feat |
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) |
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{ |
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char *cp = RFeatureList; |
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int n = 0; |
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|
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while ((feat[n] != '\0') & (feat[n] != '=')) |
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n++; |
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if (!n) |
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return(NULL); |
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while (*cp) { |
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if (!strncmp(cp, feat, n) && (cp[n] == '\n') | !feat[n] | (cp[n] == feat[n])) |
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return(cp); |
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while (*cp++ != '\n') |
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; |
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} |
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return(NULL); |
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} |
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|
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|
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static int |
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match_subfeatures( /* check if subfeatures are supported */ |
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char *mysublist, |
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char *reqs |
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) |
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{ |
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if (mysublist) |
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mysublist = strchr(mysublist, '='); |
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if (!mysublist++ | !reqs) |
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return(0); /* not a feature list */ |
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while (*reqs) { /* check each of their subfeature requests */ |
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char subfeat[64]; |
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char *cp = subfeat; |
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int n; |
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while (*reqs && (*cp = *reqs++) != ',') |
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cp++; |
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*cp = '\0'; |
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n = cp - subfeat; |
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if (!(cp = strstr(mysublist, subfeat)) || |
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(cp[-1] != ',') & (cp[-1] != '=') || |
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(cp[n] != ',') & (cp[n] != '\n')) |
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return(0); /* missing this one! */ |
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} |
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return(1); /* matched them all */ |
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} |
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|
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|
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int |
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getrenderopt(ac, av) /* get next render option */ |
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int ac; |
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char *av[]; |
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feature_status( /* report active feature list / check specifics */ |
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int ac, |
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char *av[] |
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) |
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{ |
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if (ac <= 0) /* report entire list? */ |
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fputs(RFeatureList, stdout); |
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|
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for ( ; ac-- > 0; av++) { /* check each argument */ |
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char *cp; |
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if (!*av[0]) continue; |
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if ((cp = strchr(av[0], '=')) != NULL) { |
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if (!match_subfeatures(get_feature(av[0]), cp+1)) |
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goto missing_feature; |
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} else if ((cp = get_feature(av[0])) != NULL) { |
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char *tp = strchr(cp, '='); |
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if (tp && tp < strchr(cp, '\n')) |
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do |
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fputc(*cp, stdout); |
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while (*cp++ != '\n'); |
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} else |
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goto missing_feature; |
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} |
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return(0); /* return satisfactory status */ |
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missing_feature: /* or report error */ |
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fprintf(stderr, "%s: missing feature - %s\n", progname, av[0]); |
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return(1); |
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} |
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|
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|
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int |
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getrenderopt( /* get next render option */ |
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int ac, |
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char *av[] |
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) |
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{ |
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#define check(ol,al) if (av[0][ol] || \ |
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badarg(ac-1,av+1,al)) \ |
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return(-1) |
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#define bool(olen,var) switch (av[0][olen]) { \ |
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#define check_bool(olen,var) switch (av[0][olen]) { \ |
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case '\0': var = !var; break; \ |
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case 'y': case 'Y': case 't': case 'T': \ |
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case '+': case '1': var = 1; break; \ |
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return(-1); |
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/* check if it's one we know */ |
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switch (av[0][1]) { |
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case 'u': /* uncorrelated sampling */ |
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check_bool(2,rand_samp); |
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return(0); |
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case 'b': /* back face vis. */ |
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if (av[0][2] == 'v') { |
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bool(3,backvis); |
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check_bool(3,backvis); |
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return(0); |
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} |
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break; |
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vspretest = atoi(av[1]); |
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return(1); |
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case 'v': /* visibility */ |
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bool(3,directvis); |
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check_bool(3,directvis); |
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return(0); |
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case 's': /* size */ |
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check(3,"f"); |
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check(3,"f"); |
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specthresh = atof(av[1]); |
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return(1); |
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case 'j': /* jitter */ |
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case 's': /* sampling */ |
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check(3,"f"); |
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specjitter = atof(av[1]); |
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return(1); |
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} |
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break; |
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case 'i': /* irradiance */ |
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bool(2,do_irrad); |
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check_bool(2,do_irrad); |
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return(0); |
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case 'a': /* ambient */ |
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switch (av[0][2]) { |
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amblp = amblist; |
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} |
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if (av[0][2] == 'I') { /* file */ |
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rval = wordfile(amblp, |
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getpath(av[1],getlibpath(),R_OK)); |
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rval = wordfile(amblp, AMBLLEN-(amblp-amblist), |
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getpath(av[1],getrlibpath(),R_OK)); |
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if (rval < 0) { |
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sprintf(errmsg, |
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"cannot open ambient include file \"%s\"", av[0]); |
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"cannot open ambient include file \"%s\"", av[1]); |
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error(SYSTEM, errmsg); |
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} |
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amblp += rval; |
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} else { |
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*amblp++ = av[1]; |
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*amblp++ = savqstr(av[1]); |
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*amblp = NULL; |
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} |
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return(1); |
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amblp = amblist; |
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} |
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if (av[0][2] == 'E') { /* file */ |
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< |
rval = wordfile(amblp, |
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getpath(av[1],getlibpath(),R_OK)); |
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> |
rval = wordfile(amblp, AMBLLEN-(amblp-amblist), |
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getpath(av[1],getrlibpath(),R_OK)); |
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if (rval < 0) { |
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sprintf(errmsg, |
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"cannot open ambient exclude file \"%s\"", av[0]); |
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"cannot open ambient exclude file \"%s\"", av[1]); |
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error(SYSTEM, errmsg); |
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} |
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amblp += rval; |
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} else { |
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*amblp++ = av[1]; |
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*amblp++ = savqstr(av[1]); |
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*amblp = NULL; |
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} |
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return(1); |
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case 'f': /* file */ |
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check(3,"s"); |
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ambfile= av[1]; |
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ambfile = savqstr(av[1]); |
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return(1); |
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} |
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break; |
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return(1); |
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} |
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break; |
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#if MAXCSAMP>3 |
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case 'c': /* spectral sampling */ |
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switch (av[0][2]) { |
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case 's': /* spectral bin count */ |
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check(3,"i"); |
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NCSAMP = atoi(av[1]); |
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return(1); |
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case 'w': /* wavelength extrema */ |
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check(3,"ff"); |
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WLPART[0] = atof(av[1]); |
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WLPART[3] = atof(av[2]); |
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return(1); |
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} |
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break; |
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#endif |
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} |
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return(-1); /* unknown option */ |
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> |
|
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/* PMAP: Parse photon mapping options */ |
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return(getPmapRenderOpt(ac, av)); |
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> |
|
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/* return(-1); */ /* unknown option */ |
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|
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#undef check |
336 |
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#undef bool |
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> |
#undef check_bool |
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} |
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|
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|
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void |
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print_rdefaults() /* print default render values to stdout */ |
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> |
print_rdefaults(void) /* print default render values to stdout */ |
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{ |
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register char *cp; |
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|
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printf(do_irrad ? "-i+\t\t\t\t# irradiance calculation on\n" : |
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"-i-\t\t\t\t# irradiance calculation off\n"); |
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printf(rand_samp ? "-u+\t\t\t\t# uncorrelated Monte Carlo sampling\n" : |
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"-u-\t\t\t\t# correlated quasi-Monte Carlo sampling\n"); |
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printf(backvis ? "-bv+\t\t\t\t# back face visibility on\n" : |
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"-bv-\t\t\t\t# back face visibility off\n"); |
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printf("-dt %f\t\t\t# direct threshold\n", shadthresh); |
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printf("-dp %-9d\t\t\t# direct pretest density\n", vspretest); |
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printf(directvis ? "-dv+\t\t\t\t# direct visibility on\n" : |
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"-dv-\t\t\t\t# direct visibility off\n"); |
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< |
printf("-sj %f\t\t\t# specular jitter\n", specjitter); |
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> |
printf("-ss %f\t\t\t# specular sampling\n", specjitter); |
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printf("-st %f\t\t\t# specular threshold\n", specthresh); |
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printf("-av %f %f %f\t# ambient value\n", colval(ambval,RED), |
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colval(ambval,GRN), colval(ambval, BLU)); |
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colval(salbedo,GRN), colval(salbedo,BLU)); |
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printf("-mg %f\t\t\t# mist scattering eccentricity\n", seccg); |
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printf("-ms %f\t\t\t# mist sampling distance\n", ssampdist); |
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< |
printf("-lr %-9d\t\t\t# limit reflection\n", maxdepth); |
376 |
< |
printf("-lw %f\t\t\t# limit weight\n", minweight); |
375 |
> |
if (NCSAMP > 3) { |
376 |
> |
printf("-cs %-2d\t\t\t\t# number of spectral bins\n", NCSAMP); |
377 |
> |
printf("-cw %3.0f %3.0f\t\t\t# wavelength limits (nm)\n", |
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> |
WLPART[3], WLPART[0]); |
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> |
} |
380 |
> |
printf("-lr %-9d\t\t\t# limit reflection%s\n", maxdepth, |
381 |
> |
maxdepth<=0 ? " (Russian roulette)" : ""); |
382 |
> |
printf("-lw %.2e\t\t\t# limit weight\n", minweight); |
383 |
> |
|
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> |
/* PMAP: output photon map defaults */ |
385 |
> |
printPmapDefaults(); |
386 |
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} |