public void HitTest(Ray ray, ref CollisionModelHitTestResult result)
{
if (this.Model.Mesh == null)
{
return;
}
if (this.Model.Mesh.Groups == null)
{
return;
}
var invTrans = Matrix.Invert(this.Transform);
ray.Position = invTrans.TransformCoord(ray.Position);
ray.Direction = invTrans.TransformNormal(ray.Direction);
ray.Direction.Normalize();
var collisionGroup = this.Model.Mesh.Groups.ToArray();
foreach (var group in collisionGroup)
{
foreach (var theTriangle in group.Triangles)
{
var triangle = theTriangle;
float distance;
if (ray.Intersects(ref triangle.v1, ref triangle.v2, ref triangle.v3, out distance))
{
var normal = HangarScene.CalculateNormal(ref triangle.v1, ref triangle.v2, ref triangle.v3);
normal.Normalize();
var dot = Math.Abs(Vector3.Dot(ray.Direction, -normal));
result.Hits.Add(new CollisionModelHit()
{
Distance = distance,
Armor = group.ArmorGroup,
InjectionCosine = dot,
Mesh = this.Model.Mesh
});
}
}
}
}
public ModuleModelRenderer(HangarScene owner)
{
_owner = owner;
}