3次元座標上の線分と平面の交点座標を求める

calcIntersectionLineSegmentAndPlane.cs

Vector3 calcIntersectionLineSegmentAndPlane (Vector3 a, Vector3 b, Vector3 v0, Vector3 v1, Vector3 v2) {

	float distAP = calcDistancePointAndPlane (a, v0, v1, v2);
	float distBP = calcDistancePointAndPlane (b, v0, v1, v2);

	float t = distAP / (distAP + distBP);

	return (b - a) * t + a;
}