git.mutantstargoat.com Git - demo/blob - src/texture.cc

   1 #include <string.h>
   2 #include "texture.h"
   3
   4 Texture::Texture()
   5 {
   6 }
   7
   8 Texture::~Texture()
   9 {
  10 }
  11
  12 bool Texture::load(const char *fname)
  13 {
  14         Image img;
  15
  16         if(img.load(fname)) {
  17                 images.clear();
  18                 images.push_back(img);
  19
  20                 update();
  21                 return true;
  22         }
  23
  24         printf("%s NOT LOADED\n", fname);
  25         /* check if it is a cubemap */
  26         return load_cubemap(fname);
  27 }
  28
  29 bool Texture::load_cubemap(const char *fname)
  30 {
  31         const char *suffixes[] = {
  32                 "_px", "_py", "_pz",
  33                 "_nx", "_ny", "_nz"
  34         };
  35
  36         for(int i=0; i<6; i++) {
  37                 char *buf = new char[strlen(fname) + 3 + 1];
  38                 strcpy(buf, fname);
  39                 char *suffix = strrchr(buf, '.');
  40
  41                 if(suffix) {
  42                         memmove(suffix + 3, suffix, strlen(suffix) + 1);
  43                         memcpy(suffix, suffixes[i], 3);
  44                 }
  45                 else {
  46                         strcat(buf, suffixes[i]);
  47                 }
  48
  49                 Image img;
  50                 if(!img.load(buf)) {
  51                         images.clear();
  52                         return false;
  53                 }
  54                 images.push_back(img);
  55         }
  56
  57         update();
  58         return true;
  59 }
  60
  61 bool Texture::is_cubemap() const
  62 {
  63         return (images.size() > 1);
  64 }