public void UpdateMesh(IMeshContext options, IReadOnlyDictionary <Vector2i, ITerrainMesh2i> terrainMeshes, IEnumerable <Vector2i> toKeepGroups)
{
if (terrainMeshes != null)
{
using (options.ProfilerFactory("Setting Mesh", this))
{
var toDeleteGroups = _meshFilters.Keys.Except(terrainMeshes.Keys).Except(toKeepGroups).ToList();
int meshIndex = 0;
foreach (var terrainMesh in terrainMeshes)
{
MeshFilter meshFilter;
if (!_meshFilters.TryGetValue(terrainMesh.Key, out meshFilter))
{
if (toDeleteGroups.Count > 0)
{
int toDeleteIndex = toDeleteGroups.Count - 1;
var toDeleteKey = toDeleteGroups[toDeleteIndex];
meshFilter = _meshFilters[toDeleteKey];
_meshFilters.Remove(toDeleteKey);
_meshFilters[terrainMesh.Key] = meshFilter;
toDeleteGroups.RemoveAt(toDeleteIndex);
}
else
{
meshFilter = CreateMeshObject(options);
_meshFilters[terrainMesh.Key] = meshFilter;
}
}
ITerrainMesh2i triangleMesh = terrainMesh.Value;
UpdateMesh(triangleMesh, meshFilter.sharedMesh);
var collider = meshFilter.gameObject.GetComponent <MeshCollider>();
collider.sharedMesh = null;
collider.sharedMesh = meshFilter.sharedMesh;
meshIndex++;
}
foreach (var toDeleteGroup in toDeleteGroups)
{
_meshFilters[toDeleteGroup].gameObject.Destroy();
_meshFilters.Remove(toDeleteGroup);
}
}
}
}
private void UpdateMesh(ITerrainMesh2i triangleMesh, Mesh mesh)
{
if (triangleMesh is FixedTerrainMesh2)
{
UpdateMesh(triangleMesh as FixedTerrainMesh2, mesh);
}
else if (triangleMesh is IPooledTerrainMesh)
{
UpdateMesh((triangleMesh as IPooledTerrainMesh).Mesh, mesh);
}
else if (triangleMesh != null)
{
Debug.LogError($"Unsuported ITriangleMesh implementation '{triangleMesh.GetType().Name}'");
}
}
public void InitializeGroup(Vector2i group)
{
var bounds = new Bounds(new Vector3
(
bounds_center.x + (group.x * CellInGroupCount.x),
bounds_center.y + (group.y * CellInGroupCount.y),
bounds_center.z
), bounds_size);
this.groupPosition = CellInGroupCount * group;
this.pooledMesh = PooledTerrainMeshContainer <FixedTerrainMesh2> .CreateDirty(CellInGroupCount);
this.mesh = this.pooledMesh.Mesh;
mesh.Clear(bounds);
}
