applyMatrix4 method
Implementation
Plane applyMatrix4(Matrix4 matrix, [Matrix3? optionalNormalMatrix]) {
var normalMatrix =
optionalNormalMatrix ?? _normalMatrix.getNormalMatrix(matrix);
var referencePoint = coplanarPoint(_vector1).applyMatrix4(matrix);
var normal = this.normal.applyMatrix3(normalMatrix).normalize();
constant = -referencePoint.dot(normal).toDouble();
return this;
}