s

2024-11-25 18:32:05 +08:00
parent 72d1f89b54
commit 84243e75a8
353 changed files with 17666 additions and 3206 deletions
@@ -0,0 +1,59 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+/// <summary>
+/// 菱形绘制三角形算法
+/// </summary>
+public class UnitAlgorithmRhombus : UnitAlgorithm<DataPlate> {
+
+    public void Compute(DataPlate data) {
+        List<DataTriangle> triangles = new List<DataTriangle>();
+        data.vertexGrid.Loop((x, y) => {
+            DataVertex vertex = data.vertexGrid.Get(x, y);
+            if (!vertex.isValid) { return; }
+
+            TryGet(data.vertexGrid, x, y + 1, ref vertex.above);
+            TryGet(data.vertexGrid, x, y - 1, ref vertex.below);
+            TryGet(data.vertexGrid, x - 1, y, ref vertex.left);
+            TryGet(data.vertexGrid, x + 1, y, ref vertex.right);
+
+            TryGet(data.vertexGrid, x - 1, y + 1, ref vertex.leftAbove);
+            TryGet(data.vertexGrid, x - 1, y - 1, ref vertex.leftBelow);
+            TryGet(data.vertexGrid, x + 1, y + 1, ref vertex.rightAbove);
+            TryGet(data.vertexGrid, x + 1, y - 1, ref vertex.rightBelow);
+            //默认绘制左上角
+            if (vertex.above != null && vertex.left != null) {
+                triangles.Add(CreateDataTriangle(vertex, vertex.left, vertex.above));
+            }
+            //默认绘制右下角
+            if (vertex.below != null && vertex.right != null) {
+                triangles.Add(CreateDataTriangle(vertex, vertex.right, vertex.below));
+            }
+            //如果右上角点不存在，则尝试绘制右上角
+            if (vertex.rightAbove == null && vertex.above != null && vertex.right != null) {
+                triangles.Add(CreateDataTriangle(vertex, vertex.above, vertex.right));
+            }
+            //如果左下角点不存在，则尝试绘制左下角
+            if (vertex.leftBelow == null && vertex.below != null && vertex.left != null) {
+                triangles.Add(CreateDataTriangle(vertex, vertex.below, vertex.left));
+            }
+        });
+        data.triangles = triangles;
+    }
+
+    /// <summary> 校验性获取网格上的点 </summary>
+    private void TryGet(GridTool<DataVertex> grid, int x, int y, ref DataVertex vertex) {
+        vertex = null;
+        if (!grid.TryGet(x, y, out DataVertex data)) { return; }
+        if (data.isValid) { vertex = data; }
+    }
+    /// <summary> 创建三角形 </summary>
+    private DataTriangle CreateDataTriangle(DataVertex a, DataVertex b, DataVertex c) {
+        DataTriangle triangle = new DataTriangle();
+        triangle.b = a.design;
+        triangle.c = b.design;
+        triangle.a = c.design;
+        return triangle;
+    }
+}