wehub-resource-sync
74 lines
2.2 KiB
C#
74 lines
2.2 KiB
C#
#nullable enable
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using SharpDX;
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namespace Lib.numbers.@int.process;
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[Guid("3dd5629e-8b23-4381-acf2-db642fc4b030")]
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internal sealed class IntListToBuffer :Instance<IntListToBuffer>
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{
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[Output(Guid = "47EE96FE-BAEC-4F2D-BEDC-0AC04F7720D9")]
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public readonly Slot<BufferWithViews?> Result = new();
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public IntListToBuffer()
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{
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Result.UpdateAction += Update;
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}
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private void Update(EvaluationContext context)
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{
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var intList = IntList.GetValue(context);
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if (intList == null || intList.Count < 1)
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{
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Result.Value = null;
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return;
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}
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var arraySize = intList.Count;
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if (_intList.TypedElements == null || _intList.NumElements != arraySize)
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{
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_intList = new StructuredList<int>(arraySize);
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}
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for (var index = 0; index < intList.Count; index++)
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{
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_intList[index] = intList[index];
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}
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// Upload
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var totalSizeInBytes = arraySize * 4;
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using var data = new DataStream(totalSizeInBytes, true, true);
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data.Position = 0;
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_intList.WriteToStream(data);
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data.Position = 0;
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try
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{
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ResourceManager.SetupStructuredBuffer(data,
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totalSizeInBytes,
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4,
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ref _buffer);
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}
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catch (Exception e)
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{
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Log.Error("Failed to setup structured buffer " + e.Message, this);
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return;
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}
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_bufferWithViews.Buffer = _buffer;
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ResourceManager.CreateStructuredBufferSrv(_buffer, ref _bufferWithViews.Srv);
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ResourceManager.CreateStructuredBufferUav(_buffer, UnorderedAccessViewBufferFlags.None, ref _bufferWithViews.Uav);
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Result.Value = _bufferWithViews;
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}
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private Buffer? _buffer;
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private readonly BufferWithViews _bufferWithViews = new();
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private StructuredList<int> _intList = new();
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[Input(Guid = "FDC560D8-0C47-4E31-AB93-A086468E8F96")]
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public readonly InputSlot<List<int>?> IntList = new();
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} |