feat: Initial commit

Assets/Plugins/Poly2Tri/Triangulation/Util/PointGenerator.cs

@@ -0,0 +1,73 @@
+/* Poly2Tri
+ * Copyright (c) 2009-2010, Poly2Tri Contributors
+ * http://code.google.com/p/poly2tri/
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ * * Redistributions of source code must retain the above copyright notice,
+ *   this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright notice,
+ *   this list of conditions and the following disclaimer in the documentation
+ *   and/or other materials provided with the distribution.
+ * * Neither the name of Poly2Tri nor the names of its contributors may be
+ *   used to endorse or promote products derived from this software without specific
+ *   prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using System;
+using System.Collections.Generic;
+
+namespace Poly2Tri
+{
+    public class PointGenerator
+    {
+        static readonly Random RNG = new Random();
+
+
+        public static List<TriangulationPoint> UniformDistribution(int n, double scale)
+        {
+            List<TriangulationPoint> points = new List<TriangulationPoint>();
+            for (int i = 0; i < n; i++)
+            {
+                points.Add(new TriangulationPoint(scale * (0.5 - RNG.NextDouble()), scale * (0.5 - RNG.NextDouble())));
+            }
+
+            return points;
+        }
+
+
+        public static List<TriangulationPoint> UniformGrid(int n, double scale)
+        {
+            double x = 0;
+            double size = scale / n;
+            double halfScale = 0.5 * scale;
+
+            List<TriangulationPoint> points = new List<TriangulationPoint>();
+            for (int i = 0; i < n + 1; i++)
+            {
+                x = halfScale - i * size;
+                for (int j = 0; j < n + 1; j++)
+                {
+                    points.Add(new TriangulationPoint(x, halfScale - j * size));
+                }
+            }
+
+            return points;
+        }
+    }
+}