void gen_sphere(Mesh *mesh, float rad, int usub, int vsub, float urange, float vrange)
{
+ if(urange == 0.0 || vrange == 0.0) return;
+
if(usub < 4) usub = 4;
if(vsub < 2) vsub = 2;
*varr++ = pos * rad;
*narr++ = pos;
*tarr++ = normalize(sphvec(theta + 0.1f, (float)M_PI / 2.0f) - sphvec(theta - 0.1f, (float)M_PI / 2.0f));
- *uvarr++ = Vec2(u * urange, v * vrange);
+ *uvarr++ = Vec2(u / urange, v / vrange);
if(i < usub && j < vsub) {
int idx = i * vverts + j;