SegmentIntersectionPoint() public static method

public static SegmentIntersectionPoint ( Vector3 start1, Vector3 end1, Vector3 start2, Vector3 end2, bool &intersects ) : Vector3
start1 Vector3
end1 Vector3
start2 Vector3
end2 Vector3
intersects bool
return Vector3
Ejemplo n.º 1
0
        public bool CheckSegmentIntersects(Int3 start, Int3 end, int gridX, int gridY, out Int3 outPoint, out TriangleMeshNode nearestNode)
        {
            List <object> objs = this.rasterizer.GetObjs(gridX, gridY);

            outPoint    = end;
            nearestNode = null;
            if (objs == null || objs.Count == 0)
            {
                return(false);
            }
            Int3[] array  = new Int3[3];
            bool   result = false;
            long   num    = 9223372036854775807L;

            for (int i = 0; i < objs.Count; i++)
            {
                TriangleMeshNode triangleMeshNode = objs[i] as TriangleMeshNode;
                triangleMeshNode.GetPoints(out array[0], out array[1], out array[2]);
                for (int j = 0; j < 3; j++)
                {
                    int  num2 = j;
                    int  num3 = (j + 1) % 3;
                    bool flag = false;
                    Int3 vInt = Polygon.SegmentIntersectionPoint(array[num2], array[num3], start, end, out flag);
                    if (flag)
                    {
                        long num4 = start.XZSqrMagnitude(ref vInt);
                        if (num4 < num)
                        {
                            nearestNode = triangleMeshNode;
                            num         = num4;
                            outPoint    = vInt;
                            result      = true;
                        }
                    }
                }
            }
            return(result);
        }