81 lines
3.4 KiB
C#
81 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.Direct3D9
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{
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public partial class EffectInstance
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{
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public EffectDefault[] Defaults { get; set; }
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// Internal native struct used for marshalling
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[StructLayout(LayoutKind.Sequential, Pack = 0)]
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internal partial struct __Native
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{
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public System.IntPtr EffectFilename;
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public int DefaultCount;
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public System.IntPtr DefaultPointer;
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// Method to free unmanaged allocation
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internal unsafe void __MarshalFree()
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{
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if (this.EffectFilename != IntPtr.Zero)
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Marshal.FreeHGlobal(this.EffectFilename);
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if (DefaultPointer != IntPtr.Zero)
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Marshal.FreeHGlobal(this.DefaultPointer);
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}
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}
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// Method to free unmanaged allocation
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internal unsafe void __MarshalFree(ref __Native @ref)
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{
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@ref.__MarshalFree();
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}
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// Method to marshal from native to managed struct
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internal unsafe void __MarshalFrom(ref __Native @ref)
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{
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this.EffectFilename = (@ref.EffectFilename == IntPtr.Zero) ? null : Marshal.PtrToStringAnsi(@ref.EffectFilename);
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var defaultsNative = new EffectDefault.__Native[@ref.DefaultCount];
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Utilities.Read(@ref.DefaultPointer, defaultsNative, 0, defaultsNative.Length);
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Defaults = new EffectDefault[defaultsNative.Length];
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for (int i = 0; i < Defaults.Length; i++)
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{
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Defaults[i] = new EffectDefault();
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Defaults[i].__MarshalFrom(ref defaultsNative[i]);
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}
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}
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// Method to marshal from managed struct tot native
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internal unsafe void __MarshalTo(ref __Native @ref)
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{
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@ref.EffectFilename = (this.EffectFilename == null) ? IntPtr.Zero : Marshal.StringToHGlobalAnsi(this.EffectFilename);
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var defaultsNative = (EffectDefault.__Native*)Marshal.AllocHGlobal(Defaults.Length * sizeof(EffectDefault.__Native));
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for (int i = 0; i < Defaults.Length; i++)
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{
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Defaults[i].__MarshalTo(ref defaultsNative[i]);
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}
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@ref.DefaultCount = Defaults.Length;
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@ref.DefaultPointer = (IntPtr)defaultsNative;
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}
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}
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}
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