void APFSDS::drawtra(WarDraw *wd){
/* cull object */
if(wd->vw->gc->cullFrustum(pos, getHitRadius()))
return;
double pixels = getHitRadius() * fabs(wd->vw->gc->scale(pos));
if(pixels < .1)
return;
/* bullet glow */
{
Vec3d dv = (pos - wd->vw->pos).norm();
Vec3d forward = velo.norm();
GLubyte a[4] = {255,255,127, (GLubyte)(128. * (forward.sp(dv) + 1.) / 2.)};
if(2 < a[3]){
glPushAttrib(GL_LIGHTING_BIT | GL_DEPTH_BUFFER_BIT);
glDisable(GL_LIGHTING);
glDepthMask(0);
gldSpriteGlow(pos, 10., a, wd->vw->irot);
glPopAttrib();
}
}
}
