wehub-resource-sync
113 lines
4.8 KiB
C#
113 lines
4.8 KiB
C#
using SharpDX.Direct3D11;
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using T3.Core.Utils;
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namespace Lib.render._dx11.api;
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[Guid("57a1ee33-702a-41ad-a17e-b43033d58638")]
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internal sealed class RtvFromTexture2d : Instance<RtvFromTexture2d>, IStatusProvider
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{
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[Output(Guid = "515E87C9-4CF8-4948-BA64-F6261F7FE5FC")]
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public readonly Slot<RenderTargetView> RenderTargetView = new();
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public RtvFromTexture2d()
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{
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RenderTargetView.UpdateAction += Update;
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}
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private void Update(EvaluationContext context)
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{
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if (!Texture.DirtyFlag.IsDirty && !ArrayIndex.DirtyFlag.IsDirty)
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return; // nothing to do
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var arrayIndex = ArrayIndex.GetValue(context).Clamp(0,10000);
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try
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{
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_lastErrorMessage = null;
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Texture2D texture = Texture.GetValue(context);
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if (texture != null)
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{
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var maxArraySize = texture.Description.ArraySize;
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if (arrayIndex > maxArraySize)
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{
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var message = $"{arrayIndex} exceeds texture array size of {maxArraySize}";
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Log.Warning(message, SymbolChildId);
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arrayIndex = maxArraySize - 1;
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}
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if (((int)texture.Description.BindFlags & (int)BindFlags.RenderTarget) > 0)
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{
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RenderTargetView.Value?.Dispose();
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var isTextureCube = (texture.Description.OptionFlags & ResourceOptionFlags.TextureCube) != 0;
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if (isTextureCube)
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{
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var rtvDesc = new RenderTargetViewDescription()
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{
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Dimension = RenderTargetViewDimension.Texture2DArray,
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Format = texture.Description.Format,
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Texture2DArray = new RenderTargetViewDescription.Texture2DArrayResource()
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{
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ArraySize = 6,
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FirstArraySlice = 0,
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MipSlice = 0
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}
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};
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RenderTargetView.Value = new RenderTargetView(ResourceManager.Device, texture, rtvDesc);
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}
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else if (arrayIndex > 0 && maxArraySize > 0)
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{
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var rtvDesc = new RenderTargetViewDescription()
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{
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Dimension = RenderTargetViewDimension.Texture2DArray,
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Format = texture.Description.Format,
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Texture2DArray = new RenderTargetViewDescription.Texture2DArrayResource()
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{
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FirstArraySlice = arrayIndex,
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ArraySize = 1,
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MipSlice = 0,
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}
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};
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RenderTargetView.Value = new RenderTargetView(ResourceManager.Device, texture, rtvDesc);
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}
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else
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{
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RenderTargetView.Value = new RenderTargetView(ResourceManager.Device, texture); // todo: create via resource manager
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}
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}
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else
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{
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Log.Warning("Trying to create an render target view for resource which doesn't have the rtv bind flag set", this);
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}
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}
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}
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catch (Exception e)
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{
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var message = $"Failed to create RenderTextureView: {e.Message}";
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_lastErrorMessage = null;
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Log.Warning(message, this);
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}
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}
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[Input(Guid = "73CF7C5D-CF0C-49DB-91E8-DAFE812E0232")]
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public readonly InputSlot<Texture2D> Texture = new();
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[Input(Guid = "00FC3534-0C07-41C2-9D56-3484D9B3A41F")]
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public readonly InputSlot<int> ArrayIndex = new();
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private string _lastErrorMessage = null;
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public IStatusProvider.StatusLevel GetStatusLevel()
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{
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return string.IsNullOrEmpty(_lastErrorMessage) ? IStatusProvider.StatusLevel.Success : IStatusProvider.StatusLevel.Warning;
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}
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public string GetStatusMessage()
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{
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return _lastErrorMessage;
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}
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} |