/// This option has a far longer preprocessing time at startup but leads to better runtime performance.
public void Combine()
{
// Debug.Log("ddd");
if(!Application.isEditor&&!inEditor)
{
DisableCombine();
}
currentMeshes = new List<GameObject>();
allRenderers = new List<Renderer>();
Component[] filters = GetComponentsInChildren(typeof(MeshFilter));
Matrix4x4 myTransform = transform.worldToLocalMatrix;
Hashtable materialToMesh= new Hashtable();
MeshFilter f = GetComponent<MeshFilter>();
for (int i=0;i<filters.Length;i++)
{
MeshFilter filter = (MeshFilter)filters[i];
if(f != null)
{
if(f == filter) continue;
}
if(removeColliders)
{
if(filter.collider != null)
{
if(Application.isEditor)
{
DestroyImmediate(filter.collider);
}
else
{
Destroy(filter.collider);
}
}
}
Renderer curRenderer = filters[i].renderer;
MeshCombineUtility.MeshInstance instance = new MeshCombineUtility.MeshInstance ();
instance.mesh = filter.sharedMesh;
if (curRenderer != null && curRenderer.enabled && instance.mesh != null)
{
instance.transform = myTransform * filter.transform.localToWorldMatrix;
Material[] materials = curRenderer.sharedMaterials;
for (int m=0;m<materials.Length;m++) {
instance.subMeshIndex = System.Math.Min(m, instance.mesh.subMeshCount - 1);
ArrayList objects = (ArrayList)materialToMesh[materials[m]];
if (objects != null) {
objects.Add(instance);
}
else
{
objects = new ArrayList ();
objects.Add(instance);
materialToMesh.Add(materials[m], objects);
}
}
allRenderers.Add(curRenderer);
curRenderer.enabled = false;
DestroyImmediate(curRenderer);
// Destroy(curRenderer);
}
}
Transform parent=(new GameObject("Combined meshes output")).transform;
foreach (DictionaryEntry de in materialToMesh) {
ArrayList elements = (ArrayList)de.Value;
MeshCombineUtility.MeshInstance[] instances = (MeshCombineUtility.MeshInstance[])elements.ToArray(typeof(MeshCombineUtility.MeshInstance));
int count=0;
ArrayList insss=new ArrayList();
ArrayList inss=new ArrayList();
foreach(MeshCombineUtility.MeshInstance ins in instances){
if(count>60000){
count=0;
insss.Add(inss);
inss=new ArrayList();
}
inss.Add(ins);
count+=ins.mesh.vertexCount;
}
insss.Add(inss);
foreach(ArrayList arr in insss){
GameObject go = new GameObject("Combined mesh");
currentMeshes.Add(go);
go.transform.parent =parent;
go.transform.localScale = Vector3.one;
go.transform.localRotation = Quaternion.identity;
go.transform.localPosition = Vector3.zero;
go.AddComponent(typeof(MeshFilter));
go.AddComponent("MeshRenderer");
go.renderer.material = (Material)de.Key;
MeshFilter filter = (MeshFilter)go.GetComponent(typeof(MeshFilter));
filter.mesh = MeshCombineUtility.Combine((MeshCombineUtility.MeshInstance[])arr.ToArray(typeof(MeshCombineUtility.MeshInstance)), generateTriangleStrips);
}
}
}
/// This option has a far longer preprocessing time at startup but leads to better runtime performance.
public void Combine()
{
// Debug.Log("ddd");
if (!Application.isEditor && !inEditor)
{
DisableCombine();
}
currentMeshes = new List <GameObject>();
allRenderers = new List <Renderer>();
Component[] filters = GetComponentsInChildren(typeof(MeshFilter));
Matrix4x4 myTransform = transform.worldToLocalMatrix;
Hashtable materialToMesh = new Hashtable();
MeshFilter f = GetComponent <MeshFilter>();
for (int i = 0; i < filters.Length; i++)
{
MeshFilter filter = (MeshFilter)filters[i];
if (f != null)
{
if (f == filter)
{
continue;
}
}
if (removeColliders)
{
if (filter.collider != null)
{
if (Application.isEditor)
{
DestroyImmediate(filter.collider);
}
else
{
Destroy(filter.collider);
}
}
}
Renderer curRenderer = filters[i].renderer;
MeshCombineUtility.MeshInstance instance = new MeshCombineUtility.MeshInstance();
instance.mesh = filter.sharedMesh;
if (curRenderer != null && curRenderer.enabled && instance.mesh != null)
{
instance.transform = myTransform * filter.transform.localToWorldMatrix;
Material[] materials = curRenderer.sharedMaterials;
for (int m = 0; m < materials.Length; m++)
{
instance.subMeshIndex = System.Math.Min(m, instance.mesh.subMeshCount - 1);
ArrayList objects = (ArrayList)materialToMesh[materials[m]];
if (objects != null)
{
objects.Add(instance);
}
else
{
objects = new ArrayList();
objects.Add(instance);
materialToMesh.Add(materials[m], objects);
}
}
allRenderers.Add(curRenderer);
curRenderer.enabled = false;
DestroyImmediate(curRenderer);
// Destroy(curRenderer);
}
}
Transform parent = (new GameObject("Combined meshes output")).transform;
foreach (DictionaryEntry de in materialToMesh)
{
ArrayList elements = (ArrayList)de.Value;
MeshCombineUtility.MeshInstance[] instances = (MeshCombineUtility.MeshInstance[])elements.ToArray(typeof(MeshCombineUtility.MeshInstance));
int count = 0;
ArrayList insss = new ArrayList();
ArrayList inss = new ArrayList();
foreach (MeshCombineUtility.MeshInstance ins in instances)
{
if (count > 60000)
{
count = 0;
insss.Add(inss);
inss = new ArrayList();
}
inss.Add(ins);
count += ins.mesh.vertexCount;
}
insss.Add(inss);
foreach (ArrayList arr in insss)
{
GameObject go = new GameObject("Combined mesh");
currentMeshes.Add(go);
go.transform.parent = parent;
go.transform.localScale = Vector3.one;
go.transform.localRotation = Quaternion.identity;
go.transform.localPosition = Vector3.zero;
go.AddComponent(typeof(MeshFilter));
go.AddComponent("MeshRenderer");
go.renderer.material = (Material)de.Key;
MeshFilter filter = (MeshFilter)go.GetComponent(typeof(MeshFilter));
filter.mesh = MeshCombineUtility.Combine((MeshCombineUtility.MeshInstance[])arr.ToArray(typeof(MeshCombineUtility.MeshInstance)), generateTriangleStrips);
}
}
}
