vrheights
annotate src/texman.cc @ 16:7f6d68d95c22
updated to new version of goatvr
| author | John Tsiombikas <nuclear@member.fsf.org> |
|---|---|
| date | Fri, 30 Oct 2015 06:34:31 +0200 |
| parents | |
| children |
| rev | line source |
|---|---|
| nuclear@8 | 1 #include <stdio.h> |
| nuclear@8 | 2 #include <string> |
| nuclear@8 | 3 #include <map> |
| nuclear@8 | 4 #include <imago2.h> |
| nuclear@8 | 5 #include "opengl.h" |
| nuclear@8 | 6 #include "texman.h" |
| nuclear@8 | 7 |
| nuclear@8 | 8 static std::string find_datafile(const std::string &fname); |
| nuclear@8 | 9 |
| nuclear@8 | 10 static std::map<std::string, unsigned int> textures; |
| nuclear@8 | 11 static const char *paths[] = { |
| nuclear@8 | 12 "data", |
| nuclear@8 | 13 0 |
| nuclear@8 | 14 }; |
| nuclear@8 | 15 |
| nuclear@8 | 16 unsigned int get_texture(const char *fname) |
| nuclear@8 | 17 { |
| nuclear@8 | 18 unsigned int tex; |
| nuclear@8 | 19 |
| nuclear@8 | 20 if(!fname || !*fname) { |
| nuclear@8 | 21 return 0; |
| nuclear@8 | 22 } |
| nuclear@8 | 23 |
| nuclear@8 | 24 std::map<std::string, unsigned int>::const_iterator it = textures.find(fname); |
| nuclear@8 | 25 if(it != textures.end()) { |
| nuclear@8 | 26 tex = it->second; |
| nuclear@8 | 27 } else { |
| nuclear@8 | 28 if(!(tex = img_gltexture_load(find_datafile(fname).c_str()))) { |
| nuclear@8 | 29 fprintf(stderr, "failed to load image: %s\n", fname); |
| nuclear@8 | 30 } else { |
| nuclear@8 | 31 textures[fname] = tex; |
| nuclear@8 | 32 } |
| nuclear@8 | 33 } |
| nuclear@8 | 34 |
| nuclear@8 | 35 return tex; |
| nuclear@8 | 36 } |
| nuclear@8 | 37 |
| nuclear@8 | 38 static std::string find_datafile(const std::string &fname) |
| nuclear@8 | 39 { |
| nuclear@8 | 40 FILE *fp; |
| nuclear@8 | 41 |
| nuclear@8 | 42 for(int i=0; paths[i]; i++) { |
| nuclear@8 | 43 std::string path = paths[i] + std::string("/") + fname; |
| nuclear@8 | 44 if((fp = fopen(path.c_str(), "rb"))) { |
| nuclear@8 | 45 fclose(fp); |
| nuclear@8 | 46 return path; |
| nuclear@8 | 47 } |
| nuclear@8 | 48 } |
| nuclear@8 | 49 |
| nuclear@8 | 50 return fname; |
| nuclear@8 | 51 } |