public ConvexPoly2(Vector2[] points)
{
Vector2 vector = Math._00;
this.Planes = new Plane2[points.Length];
int num = points.Length;
int num2 = num - 1;
int i = 0;
while (i < num)
{
Vector2 vector2 = points[num2];
Vector2 vector3 = points[i];
this.Planes[num2] = new Plane2(vector2, -Math.Perp(vector3 - vector2).Normalize());
vector += vector2;
num2 = i++;
}
vector /= (float)points.Length;
float num3 = 0f;
for (num2 = 0; num2 != points.Length; num2++)
{
num3 = FMath.Max(num3, (points[num2] - vector).Length());
}
this.m_sphere = new Sphere2(vector, num3);
}
public void MakeBox(Bounds2 bounds)
{
this.Planes = new Plane2[4];
this.Planes[0] = new Plane2(bounds.Point00, -Math._10);
this.Planes[1] = new Plane2(bounds.Point10, -Math._01);
this.Planes[2] = new Plane2(bounds.Point11, Math._10);
this.Planes[3] = new Plane2(bounds.Point01, Math._01);
this.m_sphere = new Sphere2(bounds.Center, bounds.Size.Length() * 0.5f);
}
public void Translate(Vector2 dx, ConvexPoly2 poly)
{
this.Planes = new Plane2[poly.Planes.Length];
for (int num = 0; num != poly.Planes.Length; num++)
{
this.Planes[num] = poly.Planes[num];
Plane2[] expr_49_cp_0 = this.Planes;
int expr_49_cp_1 = num;
expr_49_cp_0[expr_49_cp_1].Base = expr_49_cp_0[expr_49_cp_1].Base + dx;
}
this.m_sphere = poly.m_sphere;
this.m_sphere.Center = this.m_sphere.Center + dx;
}
public void MakeRegular(uint num, float r)
{
this.Planes = new Plane2[num];
float num2 = Math.TwicePi * 0.5f / num;
for (uint num3 = 0u; num3 != num; num3 += 1u)
{
float num4 = Math.TwicePi * num3 / num;
Vector2 vector = Vector2.Rotation(num4 + num2);
Vector2 a_unit_normal = Vector2.Rotation(num4);
this.Planes[(int)((UIntPtr)num3)] = new Plane2(vector * r, a_unit_normal);
}
this.m_sphere = new Sphere2(Math._00, r);
}