ajout de GenTerrain

ajout de genTerrain(version non aleatoire de la route)

Assets/Scripts/CourseAPieds/genTerrainRoute.cs

+using UnityEngine;
+using System.Collections; 
+public class genTerrainRoute : MonoBehaviour
+{
+    public int depth = 20;
+
+    public int width = 256;
+    public int height = 256;
+
+    public float scale = 20f;
+
+    public float offsetX = 100f;
+    public float offsetY = 100f;
+
+    [SerializeField] private Texture2D[] mask;
+    private Terrain terrain;
+
+    void Start()
+    {
+        offsetX = Random.Range(0f, 9999f);
+        offsetY = Random.Range(0f, 9999f);
+        terrain = GetComponent<Terrain>();
+
+    }
+
+    Terrain oldTerrain;
+
+    void Update()
+    {
+        if(oldTerrain != terrain)
+        {
+            terrain.terrainData = GenerateTerrain(terrain.terrainData);
+            oldTerrain = terrain;
+        }
+    }
+    TerrainData GenerateTerrain(TerrainData terrainData)
+        {
+            terrainData.heightmapResolution = width + 1;
+
+            terrainData.size = new Vector3(width, depth, height);
+
+            terrainData.SetHeights(0, 0, useMask(GenerateHeights()));
+
+            return terrainData;
+        }
+
+        float[,] GenerateHeights()
+        {
+            float[,] heights = new float[width, height];
+            for (int x = 0; x < width; x++)
+            {
+                for (int y = 0; y < height; y ++)
+                {
+                    heights[x, y] = CalculateHeight(x, y);
+                }
+            }
+
+            return heights;
+        }
+        float CalculateHeight(int x, int y)
+        {
+            float xCoord = (float)x / width * scale + offsetX;
+            float yCoord = (float)y / height * scale + offsetY;
+
+            return Mathf.PerlinNoise(xCoord, yCoord);
+        }
+
+    float[,] useMask(float[,] heights)
+    {
+        int index = Random.Range(0, mask.Length);
+        for (int x = 0; x < width; x++)
+        {
+            for (int y = 0; y < width; y++)
+            {
+                heights[x, y] = CalculateHeight(x, y);
+                float grayScale = (float)mask[index].GetPixel((width - 1) - x, y).grayscale;
+                heights[x, y] *= grayScale;
+            }
+        }
+        return heights;
+    }
+
+    ArrayList drawChemin()
+    {
+        ArrayList x = new ArrayList();
+        ArrayList y = new ArrayList();
+        ArrayList points = new ArrayList();
+
+        for (int i = 0; i < 6; i++)
+        {
+            if(i == 0)
+            {
+                x.Add(Random.Range(0, 10000));
+                y.Add(Random.Range(0, 10000));
+            }
+            else
+            {
+                x.Add(Random.Range((int) x[i]+1, 10000));
+                y.Add(Random.Range((int)y[i]+1, 10000));
+
+            }
+        }
+        points.Add(x);
+        points.Add(y);
+        return points;
+    }
+}

Assets/Scripts/CourseAPieds/genTerrainRoute.cs.meta

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