public static bool Check_Sphere_Capsule(Sphere a, Capsule b)
{
float dis2 = BVMath.Square_Distance_Line_Point(b.Line, a.center);
float r = a.r + b.r;
return(dis2 <= r * r);
}
public static bool Check_Sphere_OBB(Sphere sphere, OBB obb, out Vector3 closestPoint)
{
closestPoint = BVMath.ClosetPt_OBB_Point(obb, sphere.center);
Vector3 v = closestPoint - sphere.center;
return(Vector3.Dot(v, v) <= sphere.r * sphere.r);
}
public static bool Check_Capsule_Capsule(Capsule a, Capsule b)
{
Vector3 p1 = Vector3.zero, p2 = Vector3.zero;
float dis2 = BVMath.MinPoints_Line_line(
new Line(a.a, a.b),
new Line(b.a, b.b), out p1, out p2);
float r = a.r + b.r;
return(dis2 <= r * r);
}
//获取最近的面
public Plane GetClosestPlane(Vector3 point)
{
List <Plane> planes = getPlanes();
Plane res = planes[0];
float minDis = Math.Abs(BVMath.Distance_Plane_Point(planes[0], point));
for (int i = 1; i < 6; ++i)
{
float Dis = Math.Abs(BVMath.Distance_Plane_Point(planes[i], point));
if (minDis > Dis)
{
res = planes[i];
minDis = Dis;
}
}
return(res);
}
