/*
* Get the position of the camera and then generate terrains around the camera
* TODO : Move Generate Trees to TerrainGeneration script
* TODO : Make water plane height adjustable
*/
public void UpdateMap()
{
var tileSize = tilePrefab.GetComponent <Terrain>().terrainData.size;
int tileWidth = (int)tileSize.x;
int tileDepth = (int)tileSize.z;
var currentCameraPosition = camera.transform.position;
var x = Mathf.Floor(currentCameraPosition.x / tileWidth) * tileWidth;
var z = Mathf.Floor(currentCameraPosition.z / tileDepth) * tileDepth;
int minMax = (int)Mathf.Floor(mapWidthInTiles / 2);
for (int zIndex = -minMax; zIndex <= minMax; zIndex++)
{
for (int xIndex = -minMax; xIndex <= minMax; xIndex++)
{
var tilePosition = new Vector3(x + xIndex * tileWidth, 0, z + zIndex * tileDepth);
int tilePositionIndexX = (int)(tilePosition.x / tileSize.x);
int tilePositionIndexZ = (int)(tilePosition.z / tileSize.z);
if (tilePosition.x >= 0 && tilePosition.z >= 0 && terrains[tilePositionIndexZ, tilePositionIndexX] == null)
{
var tile = Instantiate(Resources.Load("TerrainAssets/TerrainChunk") as GameObject, tilePosition, Quaternion.identity);
tile.transform.parent = world.transform;
var terrainTile = tile.GetComponent <TerrainGeneration>().GenerateTile();
var terrain = terrainTile.terrain;
terrains[tilePositionIndexZ, tilePositionIndexX] = terrain;
TerrainGeneration.Fix(terrain, terrains[tilePositionIndexZ, tilePositionIndexX - 1], terrains[tilePositionIndexZ - 1, tilePositionIndexX]);
// Create water plane, move and scale it at the center of the terrain
var waterTilePosition = new Vector3(tilePosition.x + (tileSize.x / 2), 39f, tilePosition.z + (tileSize.z / 2));
var waterTile = Instantiate(Resources.Load("TerrainAssets/WaterBasicDaytime") as GameObject, waterTilePosition, Quaternion.identity);
waterTile.transform.localScale = new Vector3(13, 1, 13);
waterTile.transform.parent = terrain.transform;
objectGeneration.GenerateTrees(terrainTile);
objectGeneration.GenerateGrass(terrainTile);
objectGeneration.GenerateRocks(terrainTile);
creatureGeneration.GenerationCreatures(terrainTile);
}
// Set currentTile to be where camera new position is
currentTile = new Bounds(new Vector3(x + (tileWidth / 2), 0, z + (tileDepth / 2)), new Vector3(tileWidth, 1000, tileDepth));
}
}
}
