public void TestTerrain()
{
var grids = new MarchingCubes.GridCell[WIDTH * HEIGHT * DEPTH];
var mc = new MarchingCubes();
var triangles = new MarchingCubes.Triangle[5];
var triCount = 0;
for (int z = 0; z < DEPTH; z++)
{
for (int y = 0; y < HEIGHT; y++)
{
for (int x = 0; x < WIDTH; x++)
{
var gridCell = new MarchingCubes.GridCell();
gridCell.p[0] = new Vector3(x + 0, y + 0, z + 1);
gridCell.p[1] = new Vector3(x + 1, y + 0, z + 1);
gridCell.p[2] = new Vector3(x + 1, y + 0, z + 0);
gridCell.p[3] = new Vector3(x + 0, y + 0, z + 0);
gridCell.p[4] = new Vector3(x + 0, y + 1, z + 1);
gridCell.p[5] = new Vector3(x + 1, y + 1, z + 1);
gridCell.p[6] = new Vector3(x + 1, y + 1, z + 0);
gridCell.p[7] = new Vector3(x + 0, y + 1, z + 0);
gridCell.val[0] = MyTerrain.noise[((int)position.x * WIDTH + x + 0) + ((int)position.y * HEIGHT + y + 0) * MyTerrain.NOISE_WIDTH + ((int)position.z * DEPTH + z + 1) * MyTerrain.NOISE_HEIGHT * MyTerrain.NOISE_WIDTH];
gridCell.val[1] = MyTerrain.noise[((int)position.x * WIDTH + x + 1) + ((int)position.y * HEIGHT + y + 0) * MyTerrain.NOISE_WIDTH + ((int)position.z * DEPTH + z + 1) * MyTerrain.NOISE_HEIGHT * MyTerrain.NOISE_WIDTH];
gridCell.val[2] = MyTerrain.noise[((int)position.x * WIDTH + x + 1) + ((int)position.y * HEIGHT + y + 0) * MyTerrain.NOISE_WIDTH + ((int)position.z * DEPTH + z + 0) * MyTerrain.NOISE_HEIGHT * MyTerrain.NOISE_WIDTH];
gridCell.val[3] = MyTerrain.noise[((int)position.x * WIDTH + x + 0) + ((int)position.y * HEIGHT + y + 0) * MyTerrain.NOISE_WIDTH + ((int)position.z * DEPTH + z + 0) * MyTerrain.NOISE_HEIGHT * MyTerrain.NOISE_WIDTH];
gridCell.val[4] = MyTerrain.noise[((int)position.x * WIDTH + x + 0) + ((int)position.y * HEIGHT + y + 1) * MyTerrain.NOISE_WIDTH + ((int)position.z * DEPTH + z + 1) * MyTerrain.NOISE_HEIGHT * MyTerrain.NOISE_WIDTH];
gridCell.val[5] = MyTerrain.noise[((int)position.x * WIDTH + x + 1) + ((int)position.y * HEIGHT + y + 1) * MyTerrain.NOISE_WIDTH + ((int)position.z * DEPTH + z + 1) * MyTerrain.NOISE_HEIGHT * MyTerrain.NOISE_WIDTH];
gridCell.val[6] = MyTerrain.noise[((int)position.x * WIDTH + x + 1) + ((int)position.y * HEIGHT + y + 1) * MyTerrain.NOISE_WIDTH + ((int)position.z * DEPTH + z + 0) * MyTerrain.NOISE_HEIGHT * MyTerrain.NOISE_WIDTH];
gridCell.val[7] = MyTerrain.noise[((int)position.x * WIDTH + x + 0) + ((int)position.y * HEIGHT + y + 1) * MyTerrain.NOISE_WIDTH + ((int)position.z * DEPTH + z + 0) * MyTerrain.NOISE_HEIGHT * MyTerrain.NOISE_WIDTH];
grids[x + y * WIDTH + z * HEIGHT * WIDTH] = gridCell;
}
}
}
for (int i = 0; i < grids.Length; i++)
{
triangles = new MarchingCubes.Triangle[5];
for (int k = 0; k < triangles.Length; k++)
{
triangles[k] = new MarchingCubes.Triangle();
}
numTris = mc.Polygonize(grids[i], terrain.isolevel, triangles);
for (int j = 0; j < numTris; j++)
{
verts.Add(triangles[j].p[0]);
verts.Add(triangles[j].p[1]);
verts.Add(triangles[j].p[2]);
tris.Add(triCount * 3 + 0);
tris.Add(triCount * 3 + 1);
tris.Add(triCount * 3 + 2);
triCount++;
}
}
canRender = true;
}
public Chunk(GameObject gameObject, Vector3 noiseVector)
{
go = gameObject;
go.transform.parent = GameObject.Find("Terrain").transform;
meshFilter = go.AddComponent <MeshFilter>();
meshRenderer = go.AddComponent <MeshRenderer>();
meshRenderer.material = Resources.Load <Material>("Materials/Dark Green");
noisePosition = new Vector3(noiseVector.x, noiseVector.y, noiseVector.z);
grids = new MarchingCubes.GridCell[WIDTH * HEIGHT * DEPTH];
mc = new MarchingCubes();
triangles = new MarchingCubes.Triangle[5];
triCount = 0;
//Debug.Log(go.name);
for (int z = 0; z < DEPTH; z++)
{
for (int y = 0; y < HEIGHT; y++)
{
for (int x = 0; x < WIDTH; x++)
{
var gridCell = new MarchingCubes.GridCell();
gridCell.p[0] = new Vector3(x + 0, y + 0, z + 1);
gridCell.p[1] = new Vector3(x + 1, y + 0, z + 1);
gridCell.p[2] = new Vector3(x + 1, y + 0, z + 0);
gridCell.p[3] = new Vector3(x + 0, y + 0, z + 0);
gridCell.p[4] = new Vector3(x + 0, y + 1, z + 1);
gridCell.p[5] = new Vector3(x + 1, y + 1, z + 1);
gridCell.p[6] = new Vector3(x + 1, y + 1, z + 0);
gridCell.p[7] = new Vector3(x + 0, y + 1, z + 0);
var noiseIndexX = (int)noisePosition.x + x;
var noiseIndexY = (int)noisePosition.y + y;
var noiseIndexZ = (int)noisePosition.z + z;
#region old 1d array way doesn't quite work right
//gridCell.val[0] = MapTerrain.noise[(noiseIndexX + 0) + (noiseIndexY + 0) * MapTerrain.NOISE_WIDTH + (noiseIndexZ + 1) * MapTerrain.NOISE_HEIGHT * MapTerrain.NOISE_WIDTH];
//gridCell.val[1] = MapTerrain.noise[(noiseIndexX + 1) + (noiseIndexY + 0) * MapTerrain.NOISE_WIDTH + (noiseIndexZ + 1) * MapTerrain.NOISE_HEIGHT * MapTerrain.NOISE_WIDTH];
//gridCell.val[2] = MapTerrain.noise[(noiseIndexX + 1) + (noiseIndexY + 0) * MapTerrain.NOISE_WIDTH + (noiseIndexZ + 0) * MapTerrain.NOISE_HEIGHT * MapTerrain.NOISE_WIDTH];
//gridCell.val[3] = MapTerrain.noise[(noiseIndexX + 0) + (noiseIndexY + 0) * MapTerrain.NOISE_WIDTH + (noiseIndexZ + 0) * MapTerrain.NOISE_HEIGHT * MapTerrain.NOISE_WIDTH];
//gridCell.val[4] = MapTerrain.noise[(noiseIndexX + 0) + (noiseIndexY + 1) * MapTerrain.NOISE_WIDTH + (noiseIndexZ + 1) * MapTerrain.NOISE_HEIGHT * MapTerrain.NOISE_WIDTH];
//gridCell.val[5] = MapTerrain.noise[(noiseIndexX + 1) + (noiseIndexY + 1) * MapTerrain.NOISE_WIDTH + (noiseIndexZ + 1) * MapTerrain.NOISE_HEIGHT * MapTerrain.NOISE_WIDTH];
//gridCell.val[6] = MapTerrain.noise[(noiseIndexX + 1) + (noiseIndexY + 1) * MapTerrain.NOISE_WIDTH + (noiseIndexZ + 0) * MapTerrain.NOISE_HEIGHT * MapTerrain.NOISE_WIDTH];
//gridCell.val[7] = MapTerrain.noise[(noiseIndexX + 0) + (noiseIndexY + 1) * MapTerrain.NOISE_WIDTH + (noiseIndexZ + 0) * MapTerrain.NOISE_HEIGHT * MapTerrain.NOISE_WIDTH];
#endregion
gridCell.val[0] = MapTerrain.noise[(noiseIndexX + 0), (noiseIndexY + 0), (noiseIndexZ + 1)];
gridCell.val[1] = MapTerrain.noise[(noiseIndexX + 1), (noiseIndexY + 0), (noiseIndexZ + 1)];
gridCell.val[2] = MapTerrain.noise[(noiseIndexX + 1), (noiseIndexY + 0), (noiseIndexZ + 0)];
gridCell.val[3] = MapTerrain.noise[(noiseIndexX + 0), (noiseIndexY + 0), (noiseIndexZ + 0)];
gridCell.val[4] = MapTerrain.noise[(noiseIndexX + 0), (noiseIndexY + 1), (noiseIndexZ + 1)];
gridCell.val[5] = MapTerrain.noise[(noiseIndexX + 1), (noiseIndexY + 1), (noiseIndexZ + 1)];
gridCell.val[6] = MapTerrain.noise[(noiseIndexX + 1), (noiseIndexY + 1), (noiseIndexZ + 0)];
gridCell.val[7] = MapTerrain.noise[(noiseIndexX + 0), (noiseIndexY + 1), (noiseIndexZ + 0)];
grids[x + y * WIDTH + z * HEIGHT * WIDTH] = gridCell;
}
}
}
}
