87 lines
3.4 KiB
C#
87 lines
3.4 KiB
C#
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// 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.DirectInput
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{
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/// <summary>
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/// This class describes a Ramp force effect.
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/// It is passed in the <see cref="EffectParameters.Parameters"/> of the <see cref="EffectParameters"/> structure.
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/// </summary>
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public class RampForce : TypeSpecificParameters
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{
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/// <summary>
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/// Gets or sets the magnitude at the start of the effect, in the range from - 10,000 through 10,000.
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/// </summary>
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/// <value>The start.</value>
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public int Start { get; set; }
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/// <summary>
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/// Gets or sets the magnitude at the end of the effect, in the range from - 10,000 through 10,000.
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/// </summary>
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/// <value>The end.</value>
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public int End { get; set; }
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/// <summary>
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/// Marshal this class from an unmanaged buffer.
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/// </summary>
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/// <param name="bufferSize">The size of the unmanaged buffer.</param>
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/// <param name="bufferPointer">The pointer to the unmanaged buffer.</param>
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/// <returns>An instance of TypeSpecificParameters or null</returns>
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protected override TypeSpecificParameters MarshalFrom(int bufferSize, IntPtr bufferPointer)
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{
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unsafe
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{
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if (bufferSize != sizeof(RawRampForce))
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return null;
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Start = ((RawRampForce*)bufferPointer)->Start;
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End = ((RawRampForce*)bufferPointer)->End;
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return this;
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}
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}
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/// <summary>
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/// Marshals this class to its native/unmanaged counterpart.
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/// </summary>
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/// <returns>A pointer to an allocated buffer containing the unmanaged structure.</returns>
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internal override IntPtr MarshalTo()
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{
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unsafe
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{
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var pData = Marshal.AllocHGlobal(Size);
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((RawRampForce*)pData)->Start = Start;
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((RawRampForce*)pData)->End = End;
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return pData;
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}
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}
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/// <summary>
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/// Gets the size of this specific parameter.
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/// </summary>
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/// <value>The size.</value>
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public override int Size
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{
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get { return Utilities.SizeOf<RawRampForce>(); }
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}
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}
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}
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