Syntriax.Engine/Engine.Physics2D/Primitives/Circle.cs

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using Syntriax.Engine.Core;
namespace Syntriax.Engine.Physics2D.Primitives;
public record Circle(Vector2D Position, float Radius)
{
public bool Intersects(Circle other)
{
float distanceSquared = (Position - other.Position).LengthSquared();
float radiusSumSquared = Radius * Radius + other.Radius * other.Radius;
return distanceSquared < radiusSumSquared;
}
public bool Overlaps(Vector2D point) => (Position - point).LengthSquared() <= Radius * Radius;
public bool ApproximatelyEquals(Circle other)
=> Position.ApproximatelyEquals(other.Position) && Radius.ApproximatelyEquals(other.Radius);
}