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//
// DescriptorSetWrites.cs
//
// Author:
// Jean-Philippe Bruyère <jp_bruyere@hotmail.com>
//
// Copyright (c) 2019 jp
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using Vulkan;
using static Vulkan.VulkanNative;
namespace VKE {
public class DescriptorSetWrites : IDisposable {
Device dev;
bool disposed;
List<GCHandle> handles = new List<GCHandle> ();
NativeList<VkWriteDescriptorSet> WriteDescriptorSets = new NativeList<VkWriteDescriptorSet> ();
public DescriptorSetWrites (Device device) {
dev = device;
}
public void AddWriteInfo (DescriptorSet destSet, VkDescriptorSetLayoutBinding binding, VkDescriptorBufferInfo descriptor) {
GCHandle handle = GCHandle.Alloc (descriptor, GCHandleType.Pinned);
VkWriteDescriptorSet wds = VkWriteDescriptorSet.New ();
wds.descriptorType = binding.descriptorType;
wds.descriptorCount = binding.descriptorCount;
wds.dstBinding = binding.binding;
wds.dstSet = destSet.handle;
unsafe {
wds.pBufferInfo = (VkDescriptorBufferInfo*)handle.AddrOfPinnedObject ().ToPointer ();
}
WriteDescriptorSets.Add (wds);
handles.Add (handle);
}
public void AddWriteInfo (DescriptorSet destSet, VkDescriptorSetLayoutBinding binding, VkDescriptorImageInfo descriptor) {
GCHandle handle = GCHandle.Alloc (descriptor, GCHandleType.Pinned);
VkWriteDescriptorSet wds = VkWriteDescriptorSet.New ();
wds.descriptorType = binding.descriptorType;
wds.descriptorCount = binding.descriptorCount;
wds.dstBinding = binding.binding;
wds.dstSet = destSet.handle;
unsafe {
wds.pImageInfo = (VkDescriptorImageInfo*)handle.AddrOfPinnedObject ().ToPointer ();
}
WriteDescriptorSets.Add (wds);
handles.Add (handle);
}
public void Update () {
vkUpdateDescriptorSets (dev.VkDev, WriteDescriptorSets.Count, WriteDescriptorSets.Data, 0, IntPtr.Zero);
}
#region IDisposable Support
private bool disposedValue = false; // Pour détecter les appels redondants
protected virtual void Dispose (bool disposing) {
if (!disposedValue) {
if (disposing) {
WriteDescriptorSets.Dispose ();
}
foreach (GCHandle hnd in handles)
hnd.Free ();
disposedValue = true;
}
}
~DescriptorSetWrites() {
Dispose(false);
}
// Ce code est ajouté pour implémenter correctement le modèle supprimable.
public void Dispose () {
Dispose (true);
GC.SuppressFinalize(this);
}
#endregion
}
}
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