|
public static IsClockwise ( |
||
| a | ||
| b | ||
| c | ||
| return | bool | |
public static bool IsClockwise (Int3 a, Int3 b, Int3 c) {
return (long)(b.x - a.x) * (long)(c.z - a.z) - (long)(c.x - a.x) * (long)(b.z - a.z) < 0;
}
| Polygon::IsClockwise ( Vector3 a, Vector3 b, Vector3 c ) : bool |
/** Returns if the point is inside the node in XZ space */
public bool ContainsPoint(MeshNode node, Vector3 pos)
{
if (Polygon.IsClockwise((Vector3)vertices[node.v1], (Vector3)vertices[node.v2], pos) && Polygon.IsClockwise((Vector3)vertices[node.v2], (Vector3)vertices[node.v3], pos) && Polygon.IsClockwise((Vector3)vertices[node.v3], (Vector3)vertices[node.v1], pos))
{
return(true);
}
return(false);
}