Dogcows Code - chaz/rasterize/blob - main.c

   1
   2 /*
   3  * CS5600 University of Utah
   4  * Charles McGarvey
   5  * mcgarvey@eng.utah.edu
   6  */
   7
   8 #include <stdio.h>
   9
  10 #include "raster.h"
  11 #include "scene.h"
  12
  13
  14 /*
  15  * Load a scene from a file.
  16  */
  17 static int load(scene_t** scene, const char* filename)
  18 {
  19     *scene = scene_alloc(filename);
  20     if (*scene == NULL) {
  21         return 1;
  22     }
  23     return 0;
  24 }
  25
  26 /*
  27  * Load a scene file, render it, and export it to PPM and BMP formats.
  28  */
  29 static void draw(const char* filename)
  30 {
  31     scene_t* scene;
  32     TRY_DO("Loading %s", load(&scene, filename), filename);
  33
  34     raster_t* raster = scene_render(scene);
  35     scene_destroy(scene);
  36     raster_printstats(raster);
  37
  38     char* u3d = mem_strdup(filename);
  39     strcut(u3d, '.');
  40     char* ppm = mem_strcat(u3d, ".ppm");
  41     char* bmp = mem_strcat(u3d, ".bmp");
  42
  43     TRY_DO("Exporting to %s", raster_export_ppm(raster, ppm), ppm);
  44     TRY_DO("Exporting to %s", raster_export_bmp(raster, bmp), bmp);
  45
  46     mem_free(u3d);
  47     mem_free(ppm);
  48     mem_free(bmp);
  49     raster_destroy(raster);
  50 }
  51
  52 /*
  53  * Render one or more scenes from 3D scene files.
  54  */
  55 int main(int argc, char* argv[])
  56 {
  57     if (argc <= 1) {
  58         draw("scene.u3d");
  59     }
  60     else {
  61         for (int i = 1; i < argc; ++i) {
  62             draw(argv[i]);
  63         }
  64     }
  65
  66 #if !NDEBUG
  67     int _blocks = mem_blocks();
  68     if (_blocks != 0) {
  69         fprintf(stderr, " *** Leaked %d blocks of memory! ***\n", _blocks);
  70         return EXIT_FAILURE;
  71     }
  72 #endif
  73     return EXIT_SUCCESS;
  74 }
  75