C# + WPF 打造半导体晶圆图：少量代码，把良率画出来

<Window x:Class="WaferApp.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Title="Wafer Map" Width="440" Height="460">
    <Canvas x:Name="Wafer" Width="400" Height="400"/>
</Window>

using System.Windows;
using System.Windows.Media;
using System.Windows.Shapes;

public partial class MainWindow : Window
{
    public MainWindow()
    {
        InitializeComponent();
        DrawWafer(20);
    }

    void DrawWafer(int n)
    {
        double r = 180, cx = 200, cy = 200, d = 18;
        for (int i = 0; i < n; i++)
        for (int j = 0; j < n; j++)
        {
            double x = (i - n / 2.0) * d + cx;
            double y = (j - n / 2.0) * d + cy;
            if ((x - cx) * (x - cx) + (y - cy) * (y - cy) > r * r) continue;

            bool good = (i + j) % 7 != 0; // 模拟良品
            var rect = new Rectangle
            {
                Width = d - 1,
                Height = d - 1,
                Fill = good ? Brushes.Green : Brushes.Red
            };
            Canvas.SetLeft(rect, x);
            Canvas.SetTop(rect, y);
            Wafer.Children.Add(rect);
        }
    }
}