void Start()
{
////to get a nice and clear mesh without too many points close to each other
//make a mesh which has a high autoweld threshold. Too high to be a visual mesh - it will leave gaps
//work out what edges are on the outside
MeshFilter meshFilter = GetComponent <MeshFilter>();
Mesh mesh = meshFilter.mesh;
autoWeldedMesh = new Mesh();
autoWeldedMesh = mesh;
autoWeldedMesh = AutoWeld.AutoWeldFunction(autoWeldedMesh, 1, 2000);
// meshFilter.mesh = autoWeldedMesh;
// outline = BuildManifoldEdges(meshFilter.mesh);
//use the EdgeHelpers static class to work out the boundary could also be called in BushesForCell?
boundaryPath = EdgeHelpers.GetEdges(autoWeldedMesh.triangles).FindBoundary().SortEdges();
//use this new glued emsh to create a ring of edge points
//fills pointsOnEdge
CreateListOfEdgePoints(autoWeldedMesh);
//PathOnEdge(boundaryPath);
}
Mesh WeldedMesh(List <GameObject> cellsToWeld)
{
//combine meshes
MeshFilter[] meshFilters = new MeshFilter[cellsToWeld.Count];
for (int a = 0; a < cellsToWeld.Count; a++)
{
meshFilters[a] = cellsToWeld[a].GetComponent <MeshFilter>();
}
CombineInstance[] combine = new CombineInstance[meshFilters.Length];
int i = 0;
while (i < meshFilters.Length)
{
combine[i].mesh = meshFilters[i].sharedMesh;
combine[i].transform = meshFilters[i].transform.localToWorldMatrix;
meshFilters[i].gameObject.SetActive(false);
i++;
}
Mesh combinedMesh = new Mesh();
combinedMesh.CombineMeshes(combine);
//now weld vertices together
Mesh weldedMesh = AutoWeld.AutoWeldFunction(combinedMesh, .01f, 100);
//check for vertices with no triangles?
Vector3[] vertices = weldedMesh.vertices;
int[] triangles = weldedMesh.triangles;
for (int a = 0; a < vertices.Length; a++)
{
int matches = 0;
for (int b = 0; b < triangles.Length; b++)
{
if (triangles[b] == a)
{
matches++;
}
}
if (matches == 0)
{
GameObject c = GameObject.CreatePrimitive(PrimitiveType.Cube);
c.transform.position = vertices[a];
c.name = "No Tris";
}
}
return(weldedMesh);
}
IEnumerator AddToGo(GameObject go)
{
yield return(new WaitForEndOfFrame());
var renderer = go.GetComponent <MeshRenderer>();
if (!receiveShadows)
{
renderer.receiveShadows = false;
}
if (!castShadows)
{
renderer.shadowCastingMode = UnityEngine.Rendering.ShadowCastingMode.Off;
}
if (addAutoWeld)
{
AutoWeld aw = go.AddComponent <AutoWeld>();
aw.addFindEdges = true;
}
//realign before adding mesh collider
if (reAlignCell)
{
Realign();
}
if (addMeshCollider)
{
go.AddComponent <MeshCollider>();
}
yield break;
}
