Dashboard/Dashboard.Common/Box3d.cs

47 lines
1.5 KiB
C#

using System.Drawing;
using System.Numerics;
namespace Dashboard
{
public readonly record struct Box3d(Vector3 Min, Vector3 Max)
{
public float Left => Min.X;
public float Right => Max.X;
public float Top => Min.Y;
public float Bottom => Max.Y;
public float Far => Min.Z;
public float Near => Max.Z;
public Vector3 Size => Max - Min;
public Vector3 Center => Min + Size * 0.5f;
public static Box3d Union(Box3d left, Box3d right)
{
Vector3 min = Vector3.Min(left.Min, right.Min);
Vector3 max = Vector3.Max(left.Max, right.Max);
return new Box3d(min, max);
}
public static Box3d Union(Box3d box, Box2d bounds, float depth)
{
Vector3 min = Vector3.Min(box.Min, new Vector3(bounds.Left, bounds.Top, depth));
Vector3 max = Vector3.Max(box.Max, new Vector3(bounds.Right, bounds.Bottom, depth));
return new Box3d(min, max);
}
public static Box3d Intersect(Box3d left, Box3d right)
{
Vector3 min = Vector3.Max(left.Min, right.Min);
Vector3 max = Vector3.Min(left.Max, right.Max);
return new Box3d(min, max);
}
public static Box3d Intersect(Box3d box, Box2d bounds, float depth)
{
Vector3 min = Vector3.Max(box.Min, new Vector3(bounds.Min, depth));
Vector3 max = Vector3.Min(box.Max, new Vector3(bounds.Max, depth));
return new Box3d(min, max);
}
}
}