void loadskytexture(char *filebase, texturedata *texti){
char *filebuffer=NULL;
int texwid, texht;
int errorcode;
unsigned char *floortex;
trim(filebase);
texti->name=0;
texti->loaded=0;
if(strcmp(filebase,"NULL")==0)return;
NewMemory((void **)&filebuffer,strlen(filebase)+1);
STRCPY(filebuffer,filebase);
glGenTextures(1,&texti->name);
glBindTexture(GL_TEXTURE_2D,texti->name);
floortex=readpicture(filebuffer,&texwid,&texht,0);
if(floortex==NULL){
FREEMEMORY(filebuffer);
return;
}
errorcode=gluBuild2DMipmaps(GL_TEXTURE_2D,4, texwid, texht, GL_RGBA, GL_UNSIGNED_BYTE, floortex);
if(errorcode!=0){
FREEMEMORY(floortex);
FREEMEMORY(filebuffer);
return;
}
FREEMEMORY(floortex);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
#ifdef pp_GPU
if(gpuactive==1){
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
}
else{
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
}
#else
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
#endif
texti->file=filebuffer;
texti->loaded=1;
return;
}
int canny(int j)
{
int w, h, i,u;
unsigned char yo[522240];
u = 0;
if(u==1)
{
readpicture(yo,j);
img.pixel_data = yo;
}
else
{
//img.pixel_data = CurrentFrame.framebits;
}
w = 960;
h = 544;
img.width = w;
img.height = h;
img_out.width = 960;
img_out.height = 544;
unsigned char *img_gauss_data = malloc(w * h * sizeof(char));
img_gauss.pixel_data = img_gauss_data;
gaussian_noise_reduce(&img, &img_gauss);
//printf("*** performing morphological closing ***\n");
//morph_close(&img, &img_scratch, &img_scratch2, &img_gauss);
canny_edge_detect(&img_gauss, &img);
write_pgm_image(&img,j);
free(img_gauss_data);
return(1);
}
