73 lines
2.6 KiB
C#
73 lines
2.6 KiB
C#
//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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// file="Linear.VectorTransform.cs"
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// Project: StgSharp
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// AuthorGroup: Nitload Space
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// Copyright (c) Nitload Space. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the “Software”), to deal in the Software without restriction,
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// including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software,
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// and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and
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// this permission notice shall be included in all copies
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// or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED “AS IS”,
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// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH
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// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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using System.Numerics;
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using System.Runtime.CompilerServices;
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namespace StgSharp.Math
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{
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public static unsafe partial class VectorCalc
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{
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public static Vec2d To2D(vec3d vec, CordinatePlain plain)
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{
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switch (plain)
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{
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case CordinatePlain.XY:
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return new Vec2d(vec.X, vec.Y);
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break;
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case CordinatePlain.YZ:
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return new Vec2d(vec.Y, vec.Z);
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break;
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case CordinatePlain.XZ:
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return new Vec2d(vec.X, vec.Z);
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break;
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default:
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return default(Vec2d);
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break;
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}
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}
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public static vec3d To3D(Vec2d vec)
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{
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return new vec3d(vec.X, vec.Y, 0.0f);
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}
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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internal static vec3d To3D(Vector4 vector)
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{
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return new vec3d(vector);
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}
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}
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}
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