// Remove both if their dot product is -1 (=opposite) or 1 and they have all the same points.
// If points are not same thay are different sized quads. In this case remove the smaller quad.
public void calculatePrimitiveRemoval (Primitive p,ref bool deleteSelf,ref bool deleteOther)
{
float dot = Vector3.Dot (avgNormal, p.avgNormal);
float diff = Mathf.Abs (dot) + MeshUtils.MAX_ROUND_ERROR.x;
if (!distanceFromPrimitivePlane(p) || !intersectWithPrimitive (p) || diff<1.0f) {
return;
}
int samePoints = 0;
for (int i=0; i<p.positions.Count; i++) {
if (getPointIndexWithMaxError (p.positions [i], MeshUtils.MAX_ROUND_ERROR.x) >= 0) {
samePoints++;
}
}
if (samePoints == p.positions.Count) {
if(samePoints == positions.Count){
deleteSelf = true;
}
deleteOther = true;
return;
}
if (containsBounds (p.bounds) && area > p.area) {
deleteOther = true;
return;
} else if (p.containsBounds (bounds) && p.area > area) {
deleteSelf = true;
}
}
bool distanceFromPrimitivePlane(Primitive p){
float distance = 0;
for (int i=0; i < p.positions.Count; i++) {
distance += plane.GetDistanceToPoint(p.positions[i]);
}
distance /= p.positions.Count;
return distance <= MeshUtils.MAX_ROUND_ERROR.x;
}
public bool intersectWithPrimitive (Primitive q)
{
bool intersects = extendedBounds.Intersects (q.extendedBounds);
return intersects;
}
