public void Generate()
{
setSeed(seed);
Debug.Log("We can generate " + int.MaxValue + " versions of this procedure");
Debug.Log("Generating version: " + seed);
pt.Generate();
float[,] norm = pt.GetHeightsNormalized();
t.terrainData.SetHeights(0, 0, norm);
Texture2D mask = new Texture2D(worldSize, worldSize);
Color[] colors = new Color[worldSize * worldSize];
for (int x = 0; x < worldSize; x++)
{
for (int z = 0; z < worldSize; z++)
{
colors[x + (z * worldSize)] = new Color(norm[x, z], norm[x, z], norm[x, z]);
}
}
mask.SetPixels(colors);
mask.Apply();
//t.terrainData.terrainLayers[0].diffuseTexture = mask;
}
public void TerrainGetCenter()
{
var n = 10;
var height = 10;
var terrain = ProceduralTerrain.Generate(n, height, 030195, 1.5f, 0.5f);
var middleOfTerrain = terrain.GetComponent <Terrain>().GetCenter();
Assert.AreEqual(
new Vector3((Mathf.Pow(2, n) + 1) / 2, height / 2, (Mathf.Pow(2, n) + 1) / 2),
middleOfTerrain
);
}
public void PositionAboveGround()
{
var height = 30;
var terrain = ProceduralTerrain.Generate(10,
height,
030195,
1000,
0.8f
);
terrain.layer = LayerMask.NameToLayer("Ground");
var middleOfTerrain = terrain.GetComponent <Terrain>().GetCenter();
var nbObjects = 1000;
var goScale = 2;
var gos = new GameObject[nbObjects];
// Test that spawning above ground then correctly adjust slightly above
foreach (var i in Enumerable.Range(0, nbObjects))
{
var go = GameObject.CreatePrimitive(PrimitiveType.Cube);
var randomPositionOnTerrain = Random.insideUnitCircle * Mathf.Pow(2, 9);
go.transform.position = middleOfTerrain +
new Vector3(randomPositionOnTerrain.x, 0, randomPositionOnTerrain.y) +
Vector3.up * height; // TODO: see @Utils.Spatial.PositionAboveGround
var aboveGround = go.transform.position.PositionAboveGround(prefabHeight: goScale);
Physics.Raycast(aboveGround, Vector3.down, out var hit, Mathf.Infinity);
Assert.NotNull(hit.transform, "didn't hit");
Assert.Equals(hit.transform.gameObject.layer, terrain.layer);
Assert.Less(hit.transform.position.y as IComparable, aboveGround.y, "Ray-cast hit should be below object !");
gos[i] = go;
}
// Cleanup
foreach (var go in gos)
{
Object.DestroyImmediate(go);
}
Object.DestroyImmediate(terrain);
}
