93 lines
3.1 KiB
C#
93 lines
3.1 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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using SharpDX.Direct3D;
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namespace SharpDX.Direct3D11
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{
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public partial class DeviceChild
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{
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/// <summary>
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/// Gets or sets the debug-name for this object.
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/// </summary>
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/// <value>
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/// The debug name.
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/// </value>
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public string DebugName
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{
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get
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{
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unsafe
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{
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byte* pname = stackalloc byte[1024];
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int size = 1024 - 1;
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if (GetPrivateData(CommonGuid.DebugObjectName, ref size, new IntPtr(pname)).Failure)
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return string.Empty;
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pname[size] = 0;
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return Marshal.PtrToStringAnsi(new IntPtr(pname));
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}
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}
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set
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{
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if (string.IsNullOrEmpty(value))
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{
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SetPrivateData(CommonGuid.DebugObjectName, 0, IntPtr.Zero);
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}
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else
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{
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var namePtr = Utilities.StringToHGlobalAnsi(value);
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SetPrivateData(CommonGuid.DebugObjectName, value.Length, namePtr);
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Marshal.FreeHGlobal(namePtr);
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}
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}
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}
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/// <inheritdoc/>
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protected override void NativePointerUpdated(IntPtr oldNativePointer)
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{
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DisposeDevice();
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base.NativePointerUpdated(oldNativePointer);
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}
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/// <inheritdoc/>
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protected override unsafe void Dispose(bool disposing)
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{
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if (disposing)
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{
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DisposeDevice();
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}
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base.Dispose(disposing);
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}
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private void DisposeDevice()
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{
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if (Device__ != null)
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{
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// Don't use Dispose() in order to avoid circular references with DeviceContext
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((IUnknown)Device__).Release();
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Device__ = null;
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}
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}
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}
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} |