Ejemplo n.º 1
0
        public HeightMap clone()
        {
            HeightMap heightMap = new HeightMap(width, height);
            for (int x = 0; x < width; x++)
                for (int y = 0; y < height; y++)
                    heightMap.setHeight(x, y, map[x, y]);

            return heightMap;
        }
Ejemplo n.º 2
0
 public NormalMap(HeightMap heightMap)
 {
     initialise(heightMap);
 }
Ejemplo n.º 3
0
        private void initialise(HeightMap heightMap)
        {
            width = heightMap.getMapWidth();
            height = heightMap.getMapHeight();
            normals = new Vector3[width, height, 2];

            for (int x = 0; x < width; x++)
                for (int y = 0; y < height; y++)
                {
                    Vector3 p0 = heightMap.getPositionAt(x, y);
                    Vector3 p1 = heightMap.getPositionAt(x + 1, y);
                    Vector3 p2 = heightMap.getPositionAt(x, y + 1);
                    Vector3 p3 = heightMap.getPositionAt(x + 1, y + 1);

                    Vector3 v0 = p2 - p0;
                    Vector3 v1 = p3 - p2;
                    Vector3 v2 = p3 - p1;
                    Vector3 v3 = p1 - p0;

                    normals[x, y, 0] = Vector3.Cross(v1, v0);
                    normals[x, y, 1] = Vector3.Cross(v3, v2);
                }
        }