/* negative height for auto at -h above terrain */
void vox_view(struct voxscape *vox, int32_t x, int32_t y, int h, int32_t angle);
void vox_proj(struct voxscape *vox, int fov, int znear, int zfar);
/* negative height for auto at -h above terrain */
void vox_view(struct voxscape *vox, int32_t x, int32_t y, int h, int32_t angle);
void vox_proj(struct voxscape *vox, int fov, int znear, int zfar);