Building Cross-Platform CAPTCHA Solutions Using SkiaSharp on Linux

Overview Rendering graphical user interface elements such as verification codes typically relies on GDI+ in Windows environments. However, implementing these features in a Linux-based .NET Core ecosystem requires avoiding platform-specific dependencies. SkiaSharp provides a robust, cross-platform solution for high-fidelity 2D graphics rendering ...

Posted on Wed, 19 Aug 2026 16:35:05 +0000 by sb

Polynomial Curve Fitting and Rendering with MathNet.Numerics and SkiaSharp

// Perform polynomial fit using the given discrete points var xCoords = _originalPoints.Select(p => (double)p.X).ToArray(); var yCoords = _originalPoints.Select(p => (double)p.Y).ToArray(); int maxOrder = Math.Min(5, xCoords.Length - 1); double[] coefficients = Fit.Polynomial(xCoords, yCoords, maxOrder); Polynomial evalutaion follows the ...

Posted on Tue, 19 May 2026 20:07:01 +0000 by jpmm76