void Scene::read_file(char *filename) {
FILE *file = fopen(filename,"r");
int number_of_objects;
char type[50];
int i;
fscanf(file,"%i",&number_of_objects);
printf("number of objects: %i\n",number_of_objects);
parse_doubles(file,"amb:",ambient_light);
for(i=0;i < number_of_objects;i++)
{
fscanf(file,"%s\n",type);
if (READ_DEBUG) printf("%s\n",type);
Vertex v[3];
if(strcasecmp(type,"triangle")==0)
{
if (READ_DEBUG) printf("found triangle\n");
for(int j=0;j < 3;j++)
{
v[j].position = parse_glm_vec3(file,"pos:");
parse_doubles(file,"nor:",v[j].normal);
parse_doubles(file,"dif:",v[j].color_diffuse);
parse_doubles(file,"spe:",v[j].color_specular);
parse_shi(file, &v[j].shininess);
}
triangles.push_back(Triangle(v));
}
else if(strcasecmp(type,"sphere")==0)
{
if (READ_DEBUG) printf("found sphere\n");
Sphere s;
s.position = parse_glm_vec3(file,"pos:");
parse_rad(file,&s.radius);
parse_doubles(file,"dif:",s.color_diffuse);
parse_doubles(file,"spe:",s.color_specular);
parse_shi(file,&s.shininess);
spheres.push_back(s);
}
else if(strcasecmp(type,"light")==0)
{
if (READ_DEBUG) printf("found light\n");
Light light;
light.position = parse_glm_vec3(file,"pos:");
parse_doubles(file,"col:",light.color);
lights.push_back(light);
}
else
{
printf("unknown type in scene description:\n%s\n",type);
exit(0);
}
}
}
int loadScene(char *argv)
{
FILE *file = fopen(argv,"r");
int number_of_objects;
char type[50];
int i;
Triangle t;
Sphere s;
Light l;
fscanf(file,"%i",&number_of_objects);
printf("number of objects: %i\n",number_of_objects);
char str[200];
parse_doubles(file,"amb:",ambient_light);
for(i=0;i < number_of_objects;i++)
{
fscanf(file,"%s\n",type);
printf("%s\n",type);
if(strcasecmp(type,"triangle")==0)
{
printf("found triangle\n");
int j;
for(j=0;j < 3;j++)
{
parse_doubles(file,"pos:",t.v[j].position);
parse_doubles(file,"nor:",t.v[j].normal);
parse_doubles(file,"dif:",t.v[j].color_diffuse);
parse_doubles(file,"spe:",t.v[j].color_specular);
parse_shi(file,&t.v[j].shininess);
}
if(num_triangles == MAX_TRIANGLES)
{
printf("too many triangles, you should increase MAX_TRIANGLES!\n");
exit(0);
}
triangles[num_triangles++] = t;
}
else if(strcasecmp(type,"sphere")==0)
{
printf("found sphere\n");
parse_doubles(file,"pos:",s.position);
parse_rad(file,&s.radius);
parse_doubles(file,"dif:",s.color_diffuse);
parse_doubles(file,"spe:",s.color_specular);
parse_shi(file,&s.shininess);
if(num_spheres == MAX_SPHERES)
{
printf("too many spheres, you should increase MAX_SPHERES!\n");
exit(0);
}
spheres[num_spheres++] = s;
}
else if(strcasecmp(type,"light")==0)
{
printf("found light\n");
parse_doubles(file,"pos:",l.position);
parse_doubles(file,"col:",l.color);
if(num_lights == MAX_LIGHTS)
{
printf("too many lights, you should increase MAX_LIGHTS!\n");
exit(0);
}
lights[num_lights++] = l;
}
else
{
printf("unknown type in scene description:\n%s\n",type);
exit(0);
}
}
return 0;
}
