40 lines
1.2 KiB
C#
40 lines
1.2 KiB
C#
using System;
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using SharpDX;
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namespace CodeWalker.Core.Utils
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{
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public static class BoundingBoxExtensions
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{
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public static Vector3 Size(this BoundingBox bounds)
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{
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return new Vector3(
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Math.Abs(bounds.Maximum.X - bounds.Minimum.X),
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Math.Abs(bounds.Maximum.Y - bounds.Minimum.Y),
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Math.Abs(bounds.Maximum.Z - bounds.Minimum.Z));
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}
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public static Vector3 Center(this BoundingBox bounds)
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{
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return (bounds.Minimum + bounds.Maximum) * 0.5F;
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}
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public static BoundingBox Encapsulate(this BoundingBox box, BoundingBox bounds)
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{
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box.Minimum = Vector3.Min(box.Minimum, bounds.Minimum);
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box.Maximum = Vector3.Max(box.Maximum, bounds.Maximum);
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return box;
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}
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public static float Radius(this BoundingBox box)
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{
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var extents = (box.Maximum - box.Minimum) * 0.5F;
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return extents.Length();
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}
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public static BoundingBox Expand(this BoundingBox b, float amount)
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{
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return new BoundingBox(b.Minimum - Vector3.One * amount, b.Maximum + Vector3.One * amount);
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}
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}
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}
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