+#ifndef BUILD_GBA
+ p->theta = (p->theta + view_dtheta) % X_2PI;
+ if(p->theta < 0) p->theta += X_2PI;
+ p->phi += view_dphi;
+ if(p->phi > X_HPI) p->phi = X_HPI;
+ if(p->phi < -X_HPI) p->phi = -X_HPI;
+
+ view_dtheta = 0;
+ view_dphi = 0;
+#endif
+