public override AreaSettings[] ProduceAreaSettings(Graph <AreaData> areaDataGraph, IEnumerable <Vector2[]> clearPolygons, Vector2[] borderPolygon)
{
AreaSettings forest = new ForestSettings(areaDataGraph, clearPolygons, borderPolygon,
Trees, TreeDistance, AngleTolerance, SegmentType.ToString())
{
ArenaTriggerPrefab = this.ArenaTriggerPrefab,
FogGatePrefab = this.FogGatePrefab
};
return(new[] { forest });
}
public static List <Vector2> AddTrees(Forest mainForest, ForestSettings settings, MeshSettings meshSettings, Vector2 coord,
HeightMap heightMap, Transform parent)
{
int width = heightMap.values.GetLength(0);
int height = heightMap.values.GetLength(1);
List <Vector2> treeKeys = new List <Vector2>();
float[][,] values = new float[settings.forestElements.Length][, ];
for (int i = 0; i < settings.forestElements.Length; i++)
{
values[i] = Noise.GenerateNoiseMap(width, height, settings.forestElements[i].noiseSettings, coord);
}
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++)
{
for (int i = 0; i < settings.forestElements.Length; i++)
{
Vector3 newPosition = new Vector3((coord.x + x - height / 2) * meshSettings.meshScale,
heightMap.values[x, y] - settings.forestElements[i].yOffset,
(coord.y - y + (height / 2)) * meshSettings.meshScale);
float perlin = values[i][x, y];
if (heightMap.values[x, y] > settings.forestElements[i].minHeight &&
heightMap.values[x, y] < settings.forestElements[i].maxHeight &&
CanPlantTree(mainForest, new Vector2(newPosition.x, newPosition.z), settings.forestElements[i].separation, meshSettings.meshScale) &&
perlin < settings.forestElements[i].perlinRatio && Random.value < settings.forestElements[i].densityRatio)
{
Vector3 treeRotation = Vector3.zero;
treeRotation.y = Random.Range(-180, 180);
Vector3 scale = Vector3.one * Random.Range(0.5f, 1.5f);
Vector2 forestElementKey = new Vector2(newPosition.x, newPosition.z);
ForestElement newForestElement = new ForestElement();
newForestElement.element = Instantiate(settings.forestElements[i].prefab, parent);
newForestElement.Initialize(newPosition, treeRotation, scale);
mainForest.trees.Add(forestElementKey, newForestElement);
treeKeys.Add(forestElementKey);
}
}
}
}
return(treeKeys);
}
public TerrainChunk(Vector2 coord, HeightMapSettings heightMapSettings, MeshSettings meshSettings, Forest forest, ForestSettings forestSettings,
LODInfo[] detailLevels, int colliderLODIndex, Transform parent, Transform viewer, Material material)
{
this.coord = coord;
_detailLevels = detailLevels;
_colliderLODIndex = colliderLODIndex;
_heightMapSettings = heightMapSettings;
_meshSettings = meshSettings;
_forestSettings = forestSettings;
_viewer = viewer;
_forest = forest;
_sampleCentre = coord * meshSettings.meshWorldSize / meshSettings.meshScale;
Vector2 position = coord * meshSettings.meshWorldSize;
_bounds = new Bounds(position, Vector2.one * meshSettings.meshWorldSize);
_meshObject = new GameObject("TerrainChunk");
_meshObject.transform.position = new Vector3(position.x, 0, position.y);
_meshObject.transform.parent = parent;
_meshRenderer = _meshObject.AddComponent <MeshRenderer>();
_meshRenderer.material = material;
_meshFilter = _meshObject.AddComponent <MeshFilter>();
_meshCollider = _meshObject.AddComponent <MeshCollider>();
setVisible(false);
_lodMeshes = new LODMesh[detailLevels.Length];
for (int i = 0; i < detailLevels.Length; i++)
{
_lodMeshes[i] = new LODMesh(_detailLevels[i].lod);
_lodMeshes[i].updateCallback += Update;
if (i == colliderLODIndex)
{
_lodMeshes[i].updateCallback += UpdateCollisionMesh;
}
}
_maxViewDistance = _detailLevels[detailLevels.Length - 1].visibleDstThreshold;
}