48 lines
1.1 KiB
C#
48 lines
1.1 KiB
C#
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namespace Roblox.DataTypes
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{
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public struct Ray
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{
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public readonly Vector3 Origin;
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public readonly Vector3 Direction;
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public Ray Unit
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{
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get
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{
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Ray unit;
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if (Direction.Magnitude == 1.0f)
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unit = this;
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else
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unit = new Ray(Origin, Direction.Unit);
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return unit;
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}
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}
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public Ray(Vector3 origin, Vector3 direction)
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{
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Origin = origin;
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Direction = direction;
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}
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public override string ToString()
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{
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return '{' + Origin + "}, {" + Direction + '}';
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}
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public Vector3 ClosestPoint(Vector3 point)
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{
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Vector3 offset = point - Origin;
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float diff = offset.Dot(Direction) / Direction.Dot(Direction);
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return Origin + (diff * Direction);
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}
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public float Distance(Vector3 point)
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{
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Vector3 projected = ClosestPoint(point);
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return (point - projected).Magnitude;
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}
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}
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}
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