protected Triangle DoesIntersectAnyInnerTriangles(Ray ray)
{
if (InnerTriangles == null || !InnerTriangles.Any())
{
return(null);
}
float currZ = 0;
Triangle res = null;
foreach (var triangle in InnerTriangles)
{
if (Renderer.IntersectionRayTriangle(ray, triangle, out float u, out float v))
{
if (res == null)
{
res = triangle;
currZ = (triangle.a.Z + triangle.b.Z + triangle.c.Z) / 3;
}
else
{
float z = (triangle.a.Z + triangle.b.Z + triangle.c.Z) / 3;
if (z < currZ)
{
res = triangle;
currZ = z;
}
}
}
}
return(res);
}
protected bool DoesIntersectAnyInnerTriangles(Ray ray)
{
if (InnerTriangles == null || !InnerTriangles.Any())
{
return(false);
}
foreach (var Triangle in InnerTriangles)
{
if (Renderer.IntersectionRayTriangle(ray, Triangle))
{
return(true);
}
}
return(false);
}
public void SpreadTriangles()
{
for (int i = 0; i < 8; i++)
{
var child = ChildNodes[i];
var resTriangleangles = InnerTriangles.GetRange(0, InnerTriangles.Count);
foreach (var Triangle in InnerTriangles)
{
if (child.IsTriangleInside(Triangle))
{
child.InnerTriangles.Add(Triangle);
resTriangleangles.Remove(Triangle);
}
}
InnerTriangles = resTriangleangles;
ChildNodes[i] = child;
}
}