public ViewFrustumSoa(Camera cam)
{
var vf = new ViewFrustum(cam);
var pl = new float4x4(vf.up, vf.down, vf.left, vf.right);
var tpl = math.transpose(pl);
this.plane4 = new float4_soa4
{
x = tpl.c0,
y = tpl.c1,
z = tpl.c2,
w = tpl.c3,
};
}
float3_soa4 rotate(float4_soa4 q, float3_soa4 v)
{
var qv = cross(q.xyz, v);
var t = new float3_soa4
{
x = 2.0f * qv.x,
y = 2.0f * qv.y,
z = 2.0f * qv.z,
};
var qt = cross(q.xyz, t);
var o = new float3_soa4
{
x = v.x + q.w * t.x + qt.x,
y = v.y + q.w * t.y + qt.y,
z = v.z + q.w * t.z + qt.z,
};
return(o);
}
