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/* Copyright (c) 1987 Regents of the University of California */ |
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/* Copyright (c) 1991 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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#define CTRL(c) ('c'-'@') |
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extern char VersionID[]; |
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extern char *progname; |
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extern char *octname; |
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getframe(s) /* get a new frame */ |
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int typ; |
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register union {int i; double d; COLOR C;} *ptr; |
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{ |
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extern char *index(); |
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int i0; |
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double d0, d1, d2; |
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char buf[48]; |
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sprintf(buf, " (%c): ", ptr->i ? 'y' : 'n'); |
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(*dev->comout)(buf); |
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(*dev->comin)(buf, NULL); |
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if (buf[0] == '\0' || |
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index("yY+1tTnN-0fF", buf[0]) == NULL) |
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break; |
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} |
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ptr->i = tolower(buf[0]) == 'y'; |
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ptr->i = index("yY+1tT", buf[0]) != NULL; |
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break; |
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case 'C': /* color */ |
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if (sscanf(str, "%lf %lf %lf", &d0, &d1, &d2) != 3) { |
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extern int ambssamp; |
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extern int ambounce; |
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extern int directinvis; |
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extern double srcsizerat; |
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extern int do_irrad; |
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char buf[128]; |
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getparam(s+2, "direct invisibility", |
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'b', &directinvis); |
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break; |
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case 's': /* sampling */ |
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getparam(s+2, "direct sampling", 'r', &srcsizerat); |
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break; |
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default: |
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goto badparam; |
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} |
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break; |
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default:; |
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badparam: |
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*sskip(s) = '\0'; |
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sprintf(errmsg, "%s: unknown variable", s); |
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error(COMMAND, errmsg); |
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break; |
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/* write header */ |
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fputs(progname, fp); |
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fprintview(&ourview, fp); |
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putc('\n', fp); |
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if (octname != NULL) |
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fprintf(fp, " %s\n", octname); |
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else |
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putc('\n', fp); |
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fprintf(fp, "SOFTWARE= %s\n", VersionID); |
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if (exposure != 1.0) |
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fputexpos(exposure, fp); |
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if (dev->pixaspect != 1.0) |
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fputresolu(YMAJOR|YDECR, hresolu, vresolu, fp); |
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scanline = (COLR *)malloc(hresolu*sizeof(COLR)); |
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if (scanline == NULL) |
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error(SYSTEM, "out of memory in writepict"); |
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if (scanline == NULL) { |
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error(COMMAND, "not enough memory!"); |
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fclose(fp); |
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unlink(fname); |
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return; |
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} |
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for (y = vresolu-1; y >= 0; y--) { |
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getpictcolrs(y, scanline, &ptrunk, hresolu, vresolu); |
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if (fwritecolrs(scanline, hresolu, fp) < 0) |
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break; |
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} |
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free((char *)scanline); |
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if (fclose(fp) < 0) |
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error(COMMAND, "write error"); |
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free((char *)scanline); |
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} |
