GigasoftInc / wpf-heatmap-realtime-spectrogram-computeshader-proessentials Star 0 Code Issues Pull requests WPF .NET 8 realtime heatmap spectrogram analyzer effect, 2D contour. Full 93K surface replaced every 25ms via per-row horizontal shift. UseDataAtLocation zero-copy Z buffer, FastCopyFrom X/Y, GPU ComputeShader, ReuseDataX/Y. Live spectrum analyzer effect. PesgoWpf Direct3D. ProEssentials v10 C#. csharp dotnet gpu signal-processing wpf heatmap scientific-visualization spectrum-analyzer spectrogram direct3d frequency-domain frequency-analysis compute-shader realtime-heatmap contour-plot wpf-chart proessentials 2d-contour Updated Mar 20, 2026 C#