41 lines
1.9 KiB
C#
41 lines
1.9 KiB
C#
// Copyright (c) 2010-2014 SharpDX - Alexandre Mutel
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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using System;
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using System.Runtime.InteropServices;
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namespace SharpDX.X3DAudio
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{
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internal partial struct DistanceCurve
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{
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public static unsafe IntPtr FromCurvePoints(CurvePoint[] points)
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{
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if (points == null || points.Length == 0)
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return IntPtr.Zero;
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var pDistanceCurve = (DistanceCurve*)Marshal.AllocHGlobal(Utilities.SizeOf<DistanceCurve>() + points.Length * Utilities.SizeOf<CurvePoint>());
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var pPoints = (CurvePoint*)&pDistanceCurve[1];
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pDistanceCurve->PointCount = points.Length;
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pDistanceCurve->PointsPointer = new IntPtr(pPoints);
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Utilities.Write(pDistanceCurve->PointsPointer, points, 0, points.Length);
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return (IntPtr) pDistanceCurve;
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}
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}
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} |