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50 lines
1.0 KiB
C#
50 lines
1.0 KiB
C#
3 years ago
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namespace UnityEngine.Polybrush
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{
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[System.Flags]
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internal enum BrushMirror
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{
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None = 0x0,
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X = 0x1,
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Y = 0x2,
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Z = 0x4
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}
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/// <summary>
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/// Helper functions for working with Mirror enum.
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/// </summary>
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internal static class BrushMirrorUtility
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{
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/// <summary>
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/// Convert a mirror enum to it's corresponding vector value.
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/// </summary>
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internal static Vector3 ToVector3(this BrushMirror mirror)
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{
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uint m = (uint) mirror;
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bool xMirror = (m & (uint)BrushMirror.X) > 0;
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bool yMirror = (m & (uint)BrushMirror.Y) > 0;
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bool zMirror = (m & (uint)BrushMirror.Z) > 0;
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//out of range
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if(mirror < 0 || ((int)mirror > (int)BrushMirror.X + (int)BrushMirror.Y + (int)BrushMirror.Z))
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{
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return Vector3.one;
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}
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Vector3 reflection = Vector3.one;
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if(xMirror)
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reflection.x = -1f;
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if(yMirror)
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reflection.y = -1f;
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if(zMirror)
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reflection.z = -1f;
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return reflection;
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}
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}
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}
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