MoonTools.Bonk/Bonk/Shapes/Circle.cs

42 lines
1.0 KiB
C#

using System;
using Microsoft.Xna.Framework;
using MoonTools.Core.Structs;
namespace MoonTools.Core.Bonk
{
public struct Circle : IShape2D, IEquatable<IShape2D>
{
public int Radius { get; private set; }
public Circle(int radius)
{
Radius = radius;
}
public Vector2 Support(Vector2 direction, Transform2D transform)
{
return Vector2.Transform(Vector2.Normalize(direction) * Radius, transform.TransformMatrix);
}
public AABB AABB(Transform2D Transform2D)
{
return new AABB(
Transform2D.Position.X - Radius,
Transform2D.Position.Y - Radius,
Transform2D.Position.X + Radius,
Transform2D.Position.Y + Radius
);
}
public bool Equals(IShape2D other)
{
if (other is Circle circle)
{
return Radius == circle.Radius;
}
return false;
}
}
}