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root/radiance/ray/src/cv/mgflib/3ds2mgf.c
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Comparing ray/src/cv/mgflib/3ds2mgf.c (file contents):
Revision 1.2 by greg, Thu Feb 8 13:29:33 1996 UTC vs.
Revision 1.7 by schorsch, Sat Nov 15 17:54:06 2003 UTC

# Line 1 | Line 1
1 + #ifndef lint
2 + static const char       RCSid[] = "$Id$";
3 + #endif
4   /*
5        3DS2POV.C  Copyright (c) 1996 Steve Anger and Jeff Bowermaster
6                          MGF output added by Greg Ward
# Line 10 | Line 13
13        Compiled with MSDOS GNU C++ 2.4.1 or generic ANSI-C compiler
14   */
15  
13 – #ifndef lint
14 – static char SCCSid[] = "$SunId$ LBL";
15 – #endif
16 –
16   #include <stdio.h>
17   #include <stdlib.h>
18   #include <math.h>
# Line 47 | Line 46 | extern unsigned _stklen = 16384;
46   #define MGF      4
47   #define RAW      99
48  
49 < #define DEG(x) ((180.0/M_PI)*(x))
50 < #define RAD(x) ((M_PI/180.0)*(x))
49 > #define DEG(x) ((double)(180.0/M_PI)*(x))
50 > #define RAD(x) ((double)(M_PI/180.0)*(x))
51  
52   #ifndef M_PI
53   #define M_PI (3.14159265358979323846)
# Line 351 | Line 350 | char *read_string (void);
350   float findfov (float lens);
351   int read_mgfmatname (char *s, int n, FILE *f);
352  
353 + char *progname;
354  
355 +
356   int main (int argc, char *argv[])
357   {
358      char meshfname[128];
# Line 453 | Line 454 | int main (int argc, char *argv[])
454   void process_args (int argc, char *argv[])
455   {
456      int i;
456 –    char *progname;
457      char *env_opt, *option;
458  
459      printf("\n\nAutodesk 3D Studio to Raytracer file Translator. Feb/96\n");
# Line 473 | Line 473 | void process_args (int argc, char *argv[])
473          printf ("         -b<object>   - Convert this object as a box\n");
474          printf ("         +i, -i       - Turn internal bounding on or off\n");
475          printf ("         +v, -v       - Turn verbose status messages on or off\n");
476 <        printf ("         -op          - Output to POV-Ray 2.0 format (default)\n");
476 >        printf ("         -op          - Output to POV-Ray 2.0 format\n");
477          printf ("         -op1         - Output to POV-Ray 1.0 format\n");
478          printf ("         -ov          - Output to Vivid format\n");
479          printf ("         -ol          - Output to poLyray format\n");
# Line 497 | Line 497 | void process_args (int argc, char *argv[])
497      else if (!strcmp(progname, "3ds2raw"))
498          format = RAW;
499      else
500 <        format = MGF;           /* default if program name strange */
500 >        format = POV20;         /* default if program name strange */
501  
502      strcpy (inname, "");
503      strcpy (outname, "");
# Line 926 | Line 926 | void write_summary (FILE *f)
926          case MGF:
927              comstr = "# ";
928              break;
929 +        default:
930 +                printf ("Illegal format in write_summary() '%c'\n", format);
931 +                exit(1);
932      }
933      fprintf (f, "%s   Object    CenterX    CenterY    CenterZ    LengthX    LengthY    LengthZ\n", comstr);
934      fprintf (f, "%s ---------- ---------- ---------- ---------- ---------- ---------- ----------\n", comstr);
# Line 1011 | Line 1014 | void write_light (FILE *f, char *name, Vector pos, Col
1014              if (name[0]) fprintf (f, "o %s\n", name);
1015              fprintf (f, "m\n\tsides 1\n\tc\n\t\t\tcmix %.3f R %.3f G %.3f B\n\ted %e\n",
1016                      CIE_Y_r*col.red, CIE_Y_g*col.green, CIE_Y_b*col.blue,
1017 <            10000.0*(CIE_Y_r*col.red + CIE_Y_g*col.green + CIE_Y_b*col.blue));
1017 >            100000.0*(CIE_Y_r*col.red + CIE_Y_g*col.green + CIE_Y_b*col.blue));
1018              fprintf (f, "v c =\n\tp %.4f %.4f %.4f\nsph c .01\n",
1019                      pos[X], pos[Y], pos[Z]);
1020              if (name[0]) fprintf (f, "o\n");
# Line 1086 | Line 1089 | void write_spot (FILE *f, char *name, Vector pos, Vect
1089              fprintf (f, "# hotspot: %.2f\n# falloff: %.2f\n", hotspot, falloff);
1090              fprintf (f, "m\n\tsides 1\n\tc\n\t\t\tcmix %.3f R %.3f G %.3f B\n\ted %e\n",
1091                      CIE_Y_r*col.red, CIE_Y_g*col.green, CIE_Y_b*col.blue,
1092 <            10000.0*(CIE_Y_r*col.red + CIE_Y_g*col.green + CIE_Y_b*col.blue));
1092 >            100000.0*(CIE_Y_r*col.red + CIE_Y_g*col.green + CIE_Y_b*col.blue));
1093              fprintf (f, "v c =\n\tp %.4f %.4f %.4f\n\tn %.4f %.4f %.4f\n",
1094                      pos[X], pos[Y], pos[Z],
1095                      target[X]-pos[X], target[Y]-pos[Y], target[Z]-pos[Z]);
# Line 1600 | Line 1603 | void write_mgf_material (FILE *f, MatProp *m)
1603   /* Write a mesh file */
1604   void write_mesh (FILE *f, Mesh *mesh)
1605   {
1603 –    FILE *fi;
1606      int i;
1607      char curmat[80];
1608      Vector va, vb, vc;
# Line 2376 | Line 2378 | void parse_3ds (Chunk *mainchunk)
2378  
2379      do  {
2380          start_chunk (&chunk);
2381 <
2381 >        if (feof(in)) {
2382 >                fprintf(stderr, "%s: unexpected EOF\n", progname);
2383 >                break;
2384 >        }
2385          if (chunk.end <= mainchunk->end) {
2386              switch (chunk.tag) {
2387                  case 0x3D3D: parse_mdata (&chunk);

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