public static GameObject CombineMeshes(string name,
string materialName,
CombinablesCollection objects,
GameObject parent = null)
{
var gameObject = new GameObject(name);
gameObject.SetActive(false);
if (parent != null)
gameObject.transform.parent = parent.transform;
var meshFilter = gameObject.AddComponent<MeshFilter>();
var meshRenderer = gameObject.AddComponent<MeshRenderer>();
meshRenderer.sharedMaterial = Resources.Load("Materials/" + materialName,
typeof(Material)) as Material;
MeshFilter[] meshFilters = new MeshFilter[objects.Count];
for (var i = 0; i < objects.Count; ++i)
{
meshFilters[i] = objects[i].meshFilter;
GameObject.Destroy(objects[i].gameObject);
}
CombineInstance[] combine = new CombineInstance[meshFilters.Length];
for (var i = 0; i < meshFilters.Length; ++i)
{
combine[i].mesh = meshFilters[i].sharedMesh;
combine[i].transform = meshFilters[i].transform.localToWorldMatrix;
}
meshFilter.mesh = new Mesh();
meshFilter.mesh.CombineMeshes(combine);
return gameObject;
}
// Use this for initialization
void Start () {
GameObject face = Instantiate(Face) as GameObject;
face.transform.parent = transform;
FaceRenderer = face.GetComponentInChildren<SkinnedMeshRenderer>();
GameObject body = Instantiate(Body) as GameObject;
body.transform.parent = transform;
BodyRenderer = body.GetComponentInChildren<SkinnedMeshRenderer>();
CombinedRenderer = gameObject.GetComponent<SkinnedMeshRenderer>();
// 重组Mesh后删除原始GO
Mesh faceMesh = FaceRenderer.sharedMesh;
Mesh bodyMesh = BodyRenderer.sharedMesh;
CombineInstance[] combineInstances = new CombineInstance[2];
combineInstances[0].mesh = faceMesh;
combineInstances[0].transform = FaceRenderer.transform.localToWorldMatrix;
combineInstances[1].mesh = bodyMesh;
combineInstances[1].transform = BodyRenderer.transform.localToWorldMatrix;
CombinedRenderer.sharedMesh = new Mesh();
CombinedRenderer.sharedMesh.CombineMeshes(combineInstances);
// 组合材质球引用
Material[] sharedMats = new Material[2];
sharedMats[0] = FaceRenderer.sharedMaterial;
sharedMats[1] = BodyRenderer.sharedMaterial;
CombinedRenderer.sharedMaterials = sharedMats;
// Mesh和材质的关联是按照材质在数组中的顺序的，重组Mesh势必会产生一个新的材质球次序
}
static void CombineSelected()
{
if (EditorUtility.DisplayDialog("Do you want to combine these objects?", "This can't be undone! Make sure you have a backup if you don't know what you're doing.", "Heck Yeah!", "No, I'm scared"))
{
int amountSelected = Selection.gameObjects.Length;
MeshFilter[] meshFilters = new MeshFilter[amountSelected];
CombineInstance[] combineInstances = new CombineInstance[amountSelected];
for (var i = 0; i < amountSelected; i++)
{
meshFilters[i] = Selection.gameObjects[i].GetComponent<MeshFilter>();
combineInstances[i].mesh = meshFilters[i].sharedMesh;
combineInstances[i].transform = meshFilters[i].transform.localToWorldMatrix;
}
GameObject obj = new GameObject("CombinededMeshes", typeof(MeshFilter), typeof(MeshRenderer), typeof(MeshCollider));
obj.GetComponent<MeshFilter>().mesh = new Mesh();
obj.GetComponent<MeshFilter>().sharedMesh.CombineMeshes(combineInstances);
obj.GetComponent<MeshRenderer>().sharedMaterial = new Material(meshFilters[0].gameObject.GetComponent<MeshRenderer>().sharedMaterial);
obj.GetComponent<MeshCollider>().sharedMesh = obj.GetComponent<MeshFilter>().sharedMesh;
foreach (MeshFilter m in meshFilters)
{
DestroyImmediate(m.gameObject);
}
}
}
public void Combine()
{
List<MeshFilter> mfs = new List<MeshFilter>();
FindMeshFilters(transform, mfs);
MeshFilter[] meshFilters = mfs.ToArray();
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++;
}
MeshFilter thisMf = this.GetComponent<MeshFilter>();
if (thisMf == null)
{
thisMf = gameObject.AddComponent<MeshFilter>();
}
MeshRenderer thisMr = this.GetComponent<MeshRenderer>();
if (thisMr == null)
{
thisMr = gameObject.AddComponent<MeshRenderer>();
}
thisMr.material = this.UseMaterial;
thisMf.sharedMesh = new Mesh();
thisMf.sharedMesh.CombineMeshes(combine);
transform.gameObject.SetActive(true);
}
/// <summary>
/// Static method for batching a list of meshes. Note that the selector information goes to tangent vertex
/// information, so any data in the mesh tangents will be lost.
/// </summary>
/// <param name="meshList">The list of meshes to batch</param>
public static Mesh BatchList(List<Mesh> meshList)
{
// We will use this to combine the meshes
CombineInstance[] combineInstances = new CombineInstance[meshList.Count];
List<Vector4> tangentSelectors = new List<Vector4>();
for (int i = 0; i < combineInstances.Length; i++)
{
Mesh mesh = meshList[i];
for (int j = 0; j < mesh.vertexCount; j++)
{
tangentSelectors.Add(new Vector4(i, 0, 0, 0));
}
combineInstances[i].mesh = mesh;
// We don't want to transform the meshes, it will be done in the shader.
combineInstances[i].transform = Matrix4x4.identity;
}
// Make our new mesh out of the combined instance
Mesh resultMesh = new Mesh();
resultMesh.CombineMeshes(combineInstances);
// And set the selectors of the meshes
resultMesh.tangents = tangentSelectors.ToArray();
return resultMesh;
}
/*
* The method that merges the meshes.
* This code is based off of code from unity's script reference for
* Mesh.CombineMeshes.
*/
void MergeBorder()
{
//first, create an array of all meshes
MeshFilter[] meshFilters = transform.GetComponentsInChildren<MeshFilter>();
CombineInstance[] combine = new CombineInstance[meshFilters.Length];
int i = 0;
//use Unity's CombineInstance so Mesh.CombineMeshes may be called appropriately
while (i < meshFilters.Length) {
combine[i].mesh = meshFilters[i].sharedMesh;
combine[i].transform = (meshFilters[i].transform.localToWorldMatrix);
meshFilters[i].gameObject.SetActive(false); //turn off old meshes
i++;
}
//create new, combined mesh and attach to a child since the parent is not a transform
Transform mainWall = transform.GetChild (0);
Mesh OneTrueMesh = new Mesh ();
mainWall.GetComponent<MeshFilter>().mesh = OneTrueMesh;
mainWall.GetComponent<MeshFilter>().mesh.CombineMeshes(combine);
mainWall.gameObject.SetActive(true);
//make sure the new mesh is the correct size and position
mainWall.position = new Vector3 (0, 0, 0);
mainWall.localScale = new Vector3 (1, 1, 1);
mainWall.gameObject.AddComponent (typeof(MeshCollider));
this.mainWall = mainWall; //store the child so VictoryScript may reference it
}
// Return a polygonized mesh from 2D outer/inner contours
public static Mesh EarClipping( List<Contour> a_rDominantContoursList, float a_fExtrusionDepth, float a_fScale, Vector3 a_f3PivotPoint )
{
// The mesh to build
Mesh oCombinedMesh = new Mesh( );
int iContourCount = a_rDominantContoursList.Count; //a_rDominantContoursList.Count;
// Step 2: Ear clip outer contour
CombineInstance[ ] oCombineMeshInstance = new CombineInstance[ iContourCount ];
for( int iContourIndex = 0; iContourIndex < iContourCount; ++iContourIndex )
{
Vector3[ ] oVerticesArray;
List<int> oTrianglesList;
EarClippingSubMesh( a_rDominantContoursList[ iContourIndex ], a_fScale, a_f3PivotPoint, out oVerticesArray, out oTrianglesList );
oCombineMeshInstance[ iContourIndex ].mesh = BuildExtrudedMeshFromPolygonizedContours( oVerticesArray, oTrianglesList, a_fExtrusionDepth ); // EarClippingSubMesh( a_rDominantContoursList[ iContourIndex ] );
}
// Step 3: Combine every sub meshes (merge, no transform)
oCombinedMesh.CombineMeshes( oCombineMeshInstance, true, false );
// Return!
return oCombinedMesh;
}
// Use this for initialization
void Start()
{
MeshFilter meshFilter = GetComponent<MeshFilter>();
meshFilter.mesh.Clear();
MeshFilter[] meshFilters = GetComponentsInChildren<MeshFilter>( true);
MeshRenderer meshRenderer = transform.GetComponent<MeshRenderer>();
meshRenderer.materials = meshFilters[0].renderer.sharedMaterials;
CombineInstance[] combine = new CombineInstance[ meshFilters.Length - 1];
int i = 0;
int ci = 0;
while( i < meshFilters.Length)
{
if( meshFilter != meshFilters[i])
{
combine[ci].mesh = meshFilters[i].sharedMesh;
combine[ci].transform = meshFilters[i].transform.localToWorldMatrix;
++ci;
}
meshFilters[i].gameObject.active = false;
i++;
}
meshFilter.mesh.CombineMeshes( combine);
transform.gameObject.active = true;
MeshCollider meshCollider = transform.gameObject.GetComponent<MeshCollider>();
if( null != meshCollider)
meshCollider.sharedMesh = transform.gameObject.GetComponent<MeshFilter>().mesh;
}
void MakeCubeFromQuads()
{
mesh.Clear();
Vector3[] verts = new Vector3[8];
verts[0] = new Vector3(-.5f, -.5f, -.5f);
verts[1] = new Vector3(-.5f, .5f, -.5f);
verts[2] = new Vector3(.5f, .5f, -.5f);
verts[3] = new Vector3(.5f, -.5f, -.5f);
verts[4] = new Vector3(-.5f, -.5f, .5f);
verts[5] = new Vector3(-.5f, .5f, .5f);
verts[6] = new Vector3(.5f, .5f, .5f);
verts[7] = new Vector3(.5f, -.5f, .5f);
CombineInstance[] combine = new CombineInstance[6];
combine[0] = BuildAndReturnQuad(verts[0], verts[1], verts[2], verts[3]);
combine[1] = BuildAndReturnQuad(verts[3], verts[2], verts[6], verts[7]);
combine[2] = BuildAndReturnQuad(verts[7], verts[6], verts[5], verts[4]);
combine[3] = BuildAndReturnQuad(verts[4], verts[5], verts[1], verts[0]);
combine[4] = BuildAndReturnQuad(verts[1], verts[5], verts[6], verts[2]);
combine[5] = BuildAndReturnQuad(verts[4], verts[0], verts[3], verts[7]);
mesh.CombineMeshes(combine, true, false);
mesh.RecalculateNormals();
mesh.RecalculateBounds();
}
CombineInstance BuildAndReturnQuad(Vector3 p1, Vector3 p2, Vector3 p3, Vector3 p4)
{
Mesh tempMesh = new Mesh();
CombineInstance combine = new CombineInstance();
Vector3[] verts = new Vector3[4];
verts[0] = p1;
verts[1] = p2;
verts[2] = p3;
verts[3] = p4;
int[] tris = new int[6];
tris[0] = 0;
tris[1] = 1;
tris[2] = 2;
tris[3] = 0;
tris[4] = 2;
tris[5] = 3;
Vector2[] uvs = new Vector2[4];
uvs[0] = new Vector2(0, 0);
uvs[1] = new Vector2(0, 1);
uvs[2] = new Vector2(1, 1);
uvs[3] = new Vector2(1, 0);
tempMesh.vertices = verts;
tempMesh.triangles = tris;
tempMesh.uv = uvs;
combine.mesh = tempMesh;
combine.transform = filter.transform.localToWorldMatrix;
return combine;
}
public Mesh[] CombinedMeshes(List<Mesh> meshObjectList)
{
List<Mesh> meshs = new List<Mesh>();
// combine meshes
List<CombineInstance> combine = new List<CombineInstance>();
int i = 0;
while (i < meshObjectList.Count)
{
CombineInstance instance = new CombineInstance();
instance.mesh = meshObjectList[i];
instance.transform = transform.localToWorldMatrix;
combine.Add(instance);
i++;
}
Mesh combinedMesh = new Mesh();
combinedMesh.CombineMeshes(combine.ToArray());
meshs.Add(combinedMesh);
combine = new List<CombineInstance>();
return meshs.ToArray();
}
// Use this for initialization
void Combine()
{
////---------------- 先获取材质 -------------------------
////获取自身和所有子物体中所有MeshRenderer组件
MeshRenderer[] meshRenderers = GetComponentsInChildren<MeshRenderer>();
//新建材质球数组
Material[] mats = new Material[meshRenderers.Length];
for (int i = 0; i < meshRenderers.Length; i++)
{
//生成材质球数组
mats[i] = meshRenderers[i].sharedMaterial;
}
//---------------- 合并 Mesh -------------------------
//获取自身和所有子物体中所有MeshFilter组件
MeshFilter[] meshFilters = GetComponentsInChildren<MeshFilter>();
CombineInstance[] combine = new CombineInstance[meshFilters.Length];
for (int i = 0; i < meshFilters.Length; i++)
{
combine[i].mesh = meshFilters[i].sharedMesh;
//矩阵(Matrix)自身空间坐标的点转换成世界空间坐标的点
combine[i].transform = meshFilters[i].transform.localToWorldMatrix;
meshFilters[i].gameObject.SetActive(false);
}
//为新的整体新建一个mesh
GetComponent<MeshFilter>().mesh = new Mesh();
//合并Mesh. 第二个false参数, 表示并不合并为一个网格, 而是一个子网格列表
//Debug.Log(combine.ToString() + combine.Length);
GetComponent<MeshFilter>().mesh.CombineMeshes(combine);
GetComponent<MeshCollider>().sharedMesh = GetComponent<MeshFilter>().mesh;
gameObject.SetActive(true);
//为合并后的新Mesh指定材质 ------------------------------
transform.GetComponent<MeshRenderer>().sharedMaterials = mats;
}
public override Collider GetCollider(GameObject parent, Vector3 pos) {
//Get mesh filters
MeshFilter[] meshFilters = GetPrefab().GetComponentsInChildren<MeshFilter>();
CombineInstance[] meshes = new CombineInstance[meshFilters.Length];
//Add meshes to array
for (int i = 0; i < meshes.Length; i++) {
meshes[i].mesh = meshFilters[i].sharedMesh;
meshes[i].transform = meshFilters[i].transform.localToWorldMatrix;
}
//Combine meshes
Mesh mesh = new Mesh();
mesh.CombineMeshes(meshes);
//Add position and rotate
Vector3[] verticies = mesh.vertices;
for (int i = 0; i < verticies.Length; i++) {
verticies[i] += pos;
verticies[i] = Quaternion.Euler(90, 0, 0) * verticies[i];
}
mesh.vertices = verticies;
//Create mesh collider
MeshCollider coll = parent.AddComponent<MeshCollider>();
coll.sharedMesh = mesh;
return coll;
}
public static GameObject MergeMeshes(PaintJob[] jobs)
{
if (jobs.Length == 0)
return null;
List<CombineInstance> meshes = new List<CombineInstance>();
for (int i = 0; i < jobs.Length; ++i)
{
Mesh m = BakeDownMesh(jobs[i].meshFilter.sharedMesh, jobs[i].stream);
CombineInstance ci = new CombineInstance();
ci.mesh = m;
ci.transform = jobs[i].meshFilter.transform.localToWorldMatrix;
meshes.Add(ci);
}
Mesh mesh = new Mesh();
mesh.CombineMeshes(meshes.ToArray());
GameObject go = new GameObject("Combined Mesh");
go.AddComponent<MeshRenderer>();
var mf = go.AddComponent<MeshFilter>();
mesh.Optimize();
mesh.RecalculateBounds();
mesh.UploadMeshData(false);
mf.sharedMesh = mesh;
for (int i = 0; i < meshes.Count; ++i)
{
GameObject.DestroyImmediate(meshes[i].mesh);
}
return go;
}
public Mesh FuseToChunkMesh(MeshFilter ChunkMesh, MeshFilter[] NewMeshes, Vector3 ChunkPos, bool Restart = true)
{
//store old positions
foreach (MeshFilter filter in NewMeshes)
{
filter.transform.position -= ChunkPos;
}
ChunkMesh.transform.position = Vector3.zero;
CombineInstance[] combine = new CombineInstance[NewMeshes.Length + 1];
List<MeshFilter> MeshList = new List<MeshFilter>(NewMeshes);
for (int i = 0; i < combine.Length - 1; i++)
{
combine[i].mesh = MeshList[i].sharedMesh;
combine[i].transform = MeshList[i].transform.localToWorldMatrix;
DestroyImmediate(MeshList[i].gameObject);
}
MeshList.Add(ChunkMesh);
combine[NewMeshes.Length].mesh = MeshList[NewMeshes.Length].sharedMesh;
combine[NewMeshes.Length].transform = MeshList[NewMeshes.Length].transform.localToWorldMatrix;
Mesh m = new Mesh();
m.CombineMeshes(combine, true, true);
ChunkMesh.transform.position = ChunkPos;
return m;
}
public static Mesh BaselessPyramid(Vector3 baseCenter, Vector3 apex, float radius, int segments,
bool inverted = false)
{
var segmentAngle = Mathf.PI*2/segments;
var currentAngle = 0f;
var v = new Vector3[segments + 1];
v[0] = apex;
for (var i = 1; i <= segments; i++)
{
v[i] = new Vector3(radius*Mathf.Sin(currentAngle), 0,
radius*Mathf.Cos(currentAngle)) + baseCenter;
if (inverted) currentAngle -= segmentAngle;
else currentAngle += segmentAngle;
}
var combine = new CombineInstance[segments];
for (var i = 0; i < segments - 1; i++)
{
combine[i].mesh = Triangle(v[0], v[i + 1], v[i + 2]);
}
combine[combine.Length - 1].mesh = Triangle(v[0], v[v.Length - 1], v[1]);
var mesh = new Mesh();
mesh.CombineMeshes(combine, true, false);
return mesh;
}
public Mesh CreateMesh()
{
Mesh m = new Mesh
{
vertices = Vertices.ToArray(),
uv = UV1.ToArray(),
uv2 = UV2.ToArray(),
triangles = Triangles.ToArray(),
colors = Colors.ToArray()
};
if(Submeshes.Count > 0)
{
CombineInstance[] instances = new CombineInstance[Submeshes.Count];
for(int i = 0; i < Submeshes.Count; i++)
{
CombineInstance ins = new CombineInstance
{
mesh = Submeshes[i].CreateMesh(),
transform = Matrix4x4.identity
};
instances[i] = ins;
}
m.CombineMeshes(instances, false);
}
m.RecalculateNormals();
m.RecalculateBounds();
m.Optimize();
return m;
}
public void Write(SceneWriter writer, object component)
{
Component script = component as Component;
if (script == null)
{
throw new Exception(GetType() + " cannot export components of type " + component.GetType());
}
MeshFilter[] meshFilters = script.GetComponentsInChildren<MeshFilter>();
CombineInstance[] combine = new CombineInstance[meshFilters.Length];
for ( int i = 0; i < meshFilters.Length; i++) {
combine[i].mesh = meshFilters[i].sharedMesh;
combine[i].transform = meshFilters[i].transform.localToWorldMatrix;
}
Mesh mesh = new Mesh();
mesh.CombineMeshes(combine);
MeshRenderer mr = script.GetComponentInChildren<MeshRenderer>();
writer.WriteElement("sharedMaterials", mr.sharedMaterials);
writer.WriteElement("triangles", mesh.triangles);
writer.WriteElement("vertices", mesh.vertices);
//writer.WriteElement("normals", mesh.normals);
writer.WriteElement("uv", mesh.uv);
Debug.Log(script.name + " batched " + combine.Length + " objects into a mesh of " + (mesh.triangles.Length / 3) + " triangles and " + mesh.vertices.Length + " vertices.");
if (mesh.vertices.Length > short.MaxValue)
{
Debug.LogWarning("BATCHED TOO MANY TRIANGLES!!");
}
}
// Returns a flat 3D polygonized mesh from 2D outer/inner contours
public static Mesh PolygonizeContours( List<Contour> a_rDominantContoursList, float a_fScale, Vector3 a_f3PivotPoint, float a_fWidth, float a_fHeight )
{
// The mesh to build
Mesh oCombinedMesh = new Mesh( );
int iContourCount = a_rDominantContoursList.Count; //a_rDominantContoursList.Count;
// Step 2: Ear clip outer contour
CombineInstance[ ] oCombineMeshInstance = new CombineInstance[ iContourCount ];
for( int iContourIndex = 0; iContourIndex < iContourCount; ++iContourIndex )
{
Vector3[ ] oVerticesArray;
int[ ] oTrianglesArray;
Vector2[ ] oUVs;
Mesh oSubMesh = new Mesh( );
EarClipping( a_rDominantContoursList[ iContourIndex ], a_fScale, a_f3PivotPoint, a_fWidth, a_fHeight, out oVerticesArray, out oTrianglesArray, out oUVs );
oSubMesh.vertices = oVerticesArray;
oSubMesh.uv = oUVs;
oSubMesh.triangles = oTrianglesArray;
oCombineMeshInstance[ iContourIndex ].mesh = oSubMesh;
}
// Step 3: Combine every sub meshes (merge, no transform)
oCombinedMesh.CombineMeshes( oCombineMeshInstance, true, false );
// Return!
return oCombinedMesh;
}
static public int constructor(IntPtr l)
{
try {
#if DEBUG
var method = System.Reflection.MethodBase.GetCurrentMethod();
string methodName = GetMethodName(method);
#if UNITY_5_5_OR_NEWER
UnityEngine.Profiling.Profiler.BeginSample(methodName);
#else
Profiler.BeginSample(methodName);
#endif
#endif
UnityEngine.CombineInstance o;
o = new UnityEngine.CombineInstance();
pushValue(l, true);
pushValue(l, o);
return(2);
}
catch (Exception e) {
return(error(l, e));
}
#if DEBUG
finally {
#if UNITY_5_5_OR_NEWER
UnityEngine.Profiling.Profiler.EndSample();
#else
Profiler.EndSample();
#endif
}
#endif
}
// Use this for initialization
void Start()
{
// http://forum.unity3d.com/threads/combinemeshes-example-flawed.33209/
foreach (Transform child in transform)
child.position += transform.position;
transform.position = Vector3.zero;
transform.rotation = Quaternion.identity;
// Find all children meshes
MeshFilter[] meshFilters = GetComponentsInChildren<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.active = false;
i++;
}
transform.GetComponent<MeshFilter>().mesh = new Mesh();
transform.GetComponent<MeshFilter>().mesh.CombineMeshes(combine, commonMaterial);
transform.gameObject.active = true;
// Set bound of mesh collider attached to game object
MeshCollider collider = GetComponent<MeshCollider>();
if (collider)
{
// set mesh for collider
collider.sharedMesh = transform.GetComponent<MeshFilter>().mesh;
}
}
public void AttachNewCollider(string _ColliderPrefab, Vector3 _RelativePos, Quaternion _RelativeRot)
{
GameObject newCollider = (GameObject)GameObject.Instantiate(Resources.Load(_ColliderPrefab, typeof(GameObject)));
if(newCollider == null)
{
Debug.LogError("Collider prefab didn't exist! " + _ColliderPrefab);
}
newCollider.transform.parent = m_CompoundCollider.transform;
newCollider.transform.localPosition = _RelativePos;
newCollider.transform.localRotation = _RelativeRot;
// Move the collider to identity transform
Vector3 oldPos = m_CompoundCollider.transform.position;
Quaternion oldRot = m_CompoundCollider.transform.rotation;
m_CompoundCollider.transform.position = Vector3.zero;
m_CompoundCollider.transform.rotation = Quaternion.identity;
// Create a cube
GameObject newSphere = GameObject.CreatePrimitive(PrimitiveType.Cylinder);
MeshFilter mf = newSphere.GetComponent<MeshFilter>();
// Get the mesh filters of the colliders
MeshFilter[] meshFilters = m_CompoundCollider.GetComponentsInChildren<MeshFilter>();
List<CombineInstance> combines = new List<CombineInstance>();
for(int i = 0; i < meshFilters.Length; ++i)
{
if(meshFilters[i].collider == null)
continue;
Vector3 scale = meshFilters[i].collider.bounds.size + new Vector3(1.0f, 0.0f, 1.0f);
scale.x = scale.x / Mathf.Sqrt(2.0f) * 2.0f;
scale.z = scale.z / Mathf.Sqrt(2.0f) * 2.0f;
scale.y = scale.y;
newSphere.transform.localScale = scale;
newSphere.transform.localPosition = meshFilters[i].collider.bounds.center;
CombineInstance combine = new CombineInstance();
combine.mesh = mf.sharedMesh;
combine.transform = mf.transform.localToWorldMatrix;
combines.Add(combine);
}
// Destroy the cube
Destroy(newSphere);
// Create a new mesh for the shield to use
Mesh mesh = new Mesh();
mesh.name = "Shield";
mesh.CombineMeshes(combines.ToArray(), true, true);
mesh.Optimize();
// Update the shield bounds
gameObject.GetComponent<CGalaxyShipShield>().UpdateShieldBounds(mesh);
// Move back to old transform
m_CompoundCollider.transform.position = oldPos;
m_CompoundCollider.transform.rotation = oldRot;
}
protected virtual void LateUpdate()
{
if(_hasRenderer)
return;
_hasRenderer = true;
foreach (KeyValuePair<Material, List<PCTrail>> keyValuePair in _matToTrailList)
{
CombineInstance[] combineInstances = new CombineInstance[keyValuePair.Value.Count];
for (int i = 0; i < keyValuePair.Value.Count; i++)
{
combineInstances[i] = new CombineInstance
{
mesh = keyValuePair.Value[i].Mesh,
subMeshIndex = 0,
transform = Matrix4x4.identity
};
}
Mesh combinedMesh = new Mesh();
combinedMesh.CombineMeshes(combineInstances, true, false);
_toClean.Add(combinedMesh);
DrawMesh(combinedMesh, keyValuePair.Key);
keyValuePair.Value.Clear();
}
}
void Start()
{
Quaternion startRotation=transform.localRotation;
foreach(Transform child in transform)
child.position += transform.position;
transform.position = Vector3.zero;
transform.rotation = Quaternion.identity;
MeshFilter[] meshFilters = (MeshFilter[]) GetComponentsInChildren<MeshFilter>();
CombineInstance[] combine = new CombineInstance[meshFilters.Length-1];
int index = 0;
for (int i = 0; i < meshFilters.Length; i++)
{
if (meshFilters[i].sharedMesh == null) continue;
combine[index].mesh = meshFilters[i].sharedMesh;
combine[index++].transform = meshFilters[i].transform.localToWorldMatrix;
meshFilters[i].renderer.enabled = false;
}
GetComponent<MeshFilter>().mesh = new Mesh();
GetComponent<MeshFilter>().mesh.CombineMeshes (combine);
renderer.material = meshFilters[1].renderer.sharedMaterial;
transform.localRotation=startRotation;
}
void Init ()
{
Component[] meshFilters = GetComponentsInChildren<MeshFilter>(true);
Dictionary<Material, List<CombineInstance>> combineMeshInstanceDictionary = new Dictionary<Material, List<CombineInstance>> ();
foreach (var mesh in meshFilters) {
var mat = mesh.GetComponent<Renderer>().sharedMaterial ;
if( mat == null )
continue;
if(!combineMeshInstanceDictionary.ContainsKey(mat) )
{
combineMeshInstanceDictionary.Add( mat, new List<CombineInstance>());
}
var instance = combineMeshInstanceDictionary[ mat ];
var cmesh = new CombineInstance();
cmesh.transform = mesh.transform.localToWorldMatrix;
cmesh.mesh = ((MeshFilter) mesh).sharedMesh;
instance.Add(cmesh);
}
gameObject.SetActive (false);
gameObject.tag = "EditorOnly";
if( generatedObject == null)
generatedObject = new GameObject (name);
foreach (var item in generatedObject.GetComponentsInChildren<Transform>()) {
if( item == generatedObject.transform )
continue;
DestroyImmediate (item.gameObject);
}
generatedObject.isStatic = true;
foreach (var dic in combineMeshInstanceDictionary) {
var newObject = new GameObject(dic.Key.name);
newObject.isStatic = true;
var meshrenderer = newObject.AddComponent<MeshRenderer>();
var meshfilter = newObject.AddComponent<MeshFilter>();
meshrenderer.material = dic.Key;
var mesh = new Mesh();
mesh.CombineMeshes(dic.Value.ToArray());
Unwrapping.GenerateSecondaryUVSet( mesh);
meshfilter.sharedMesh = mesh;
newObject.transform.parent = generatedObject.transform;
Debug.Log(Application.loadedLevelName);
System.IO.Directory.CreateDirectory( "Assets/" + Application.loadedLevelName + "/" + name );
AssetDatabase.CreateAsset(mesh, "Assets/" + Application.loadedLevelName+ "/" + name + "/" + dic.Key.name + ".asset");
}
}
public static Bounds CreateProxies(GameObject go, PropTools.Prop prop)
{
List<Mesh> proxyMeshes = new List<Mesh>();
List<Material> proxyMaterials = new List<Material>();
GameObject cube = GameObject.CreatePrimitive(PrimitiveType.Cube);
MeshFilter cubeMF = cube.GetComponent<MeshFilter>();
Mesh cubeMesh = cubeMF.sharedMesh;
foreach (PropTools.Proxy proxy in prop.proxies)
{
Vector3[] verts = cubeMesh.vertices;
for (int i = 0; i < verts.Length; i++)
{
verts[i].Scale(proxy.size);
verts[i] += proxy.center;
}
Mesh proxyMesh = new Mesh();
proxyMesh.vertices = verts;
proxyMesh.triangles = cubeMesh.triangles;
proxyMesh.uv = cubeMesh.uv;
proxyMesh.normals = cubeMesh.normals;
Material proxyMat = new Material(Shader.Find("Diffuse"));
proxyMat.color = proxy.color;
proxyMat.hideFlags = HideFlags.HideInInspector | HideFlags.NotEditable;
proxyMeshes.Add(proxyMesh);
proxyMaterials.Add(proxyMat);
}
CombineInstance[] cI = new CombineInstance[proxyMeshes.Count];
for (int i = 0; i < proxyMeshes.Count; i++)
{
cI[i].mesh = proxyMeshes[i];
}
Mesh combinedMesh = new Mesh();
combinedMesh.CombineMeshes(cI, false, false);
combinedMesh.RecalculateBounds();
MeshFilter mf = go.AddComponent<MeshFilter>();
mf.hideFlags = HideFlags.HideInInspector | HideFlags.NotEditable;
mf.sharedMesh = combinedMesh;
MeshRenderer mr = go.AddComponent<MeshRenderer>();
mr.hideFlags = HideFlags.HideInInspector | HideFlags.NotEditable;
mr.sharedMaterials = proxyMaterials.ToArray();
DestroyImmediate(cube);
for (int i = 0; i < proxyMeshes.Count; i++)
{
DestroyImmediate(proxyMeshes[i]);
}
return combinedMesh.bounds;
}
protected override void GenerateMesh()
{
foreach(Transform child in transform)
DestroyImmediate(child.gameObject);
var rand = new MersenneTwister(randomSeed);
var totalHeight = 0.0f;
var scaleDown = 1.0f;
var combineMeshInstances = new List<CombineInstance>();
for(int i = 0; i < layerCount; ++i)
{
var baseRadius = Mathf.Lerp(baseRadiusMin, baseRadiusMax, rand.NextSinglePositive()) * scaleDown;
var baseBezier = GenerateBaseBezier(baseRadius * scaleDown, rand);
var previousTotalHeight = totalHeight;
totalHeight += Mathf.Lerp(layerHeightMin, layerHeightMax, rand.NextSinglePositive()) * scaleDown;
var heightBezier = Bezier.ConstructSmoothSpline(
new Vector3[]{
Vector3.up * previousTotalHeight,
Vector3.up * totalHeight
}
);
var heightSegs = (uint)heightSegments;
var pathSegs = (uint)(radiusSegments * scaleDown);
if( heightSegs > 0 && pathSegs > 2 )
{
var combineMeshInstance = new CombineInstance();
combineMeshInstance.mesh = Loft.GenerateMesh(
heightBezier,
baseBezier,
heightSegs,
pathSegs
);
combineMeshInstances.Add(combineMeshInstance);
var topCap = new CombineInstance();
topCap.mesh = baseBezier.Triangulate(pathSegs, Vector3.up * totalHeight);
combineMeshInstances.Add(topCap);
}
scaleDown *= Mathf.Lerp(scaleDownMin, scaleDownMax, rand.NextSinglePositive());
}
var meshFilter = GetComponent<MeshFilter>();
if( meshFilter.sharedMesh )
DestroyImmediate(meshFilter.sharedMesh);
meshFilter.sharedMesh = new Mesh();
meshFilter.sharedMesh.CombineMeshes(combineMeshInstances.ToArray(), true, false);
foreach(var combineInstance in combineMeshInstances)
DestroyImmediate(combineInstance.mesh);
}
public static Mesh BiPyramid(float radius, int segments, float heignt)
{
var combine = new CombineInstance[2];
combine[0].mesh = BaselessPyramid(radius, segments, heignt);
combine[1].mesh = BaselessPyramid(radius, segments, heignt, true);
var mesh = new Mesh();
mesh.CombineMeshes(combine, true, false);
return mesh;
}
static public int set_subMeshIndex(IntPtr l)
{
UnityEngine.CombineInstance o = (UnityEngine.CombineInstance)checkSelf(l);
int v;
checkType(l, 2, out v);
o.subMeshIndex = v;
setBack(l, o);
return(0);
}
void construct(){
CombineInstance[] combine = new CombineInstance[filters.Count];
for (int i = 0; i < filters.Count; i++){
combine[i].mesh = filters[i].sharedMesh;
combine[i].transform = filters[i].transform.localToWorldMatrix;
filters[i].gameObject.SetActive(filters[i].gameObject == gameObject);
}
filter.mesh = new Mesh();
filter.mesh.CombineMeshes(combine, merge);
}
private void CombineMeshesIntoTargetObject(MeshFilter[] meshFilters, GameObject target)
{
CombineInstance[] combine = new CombineInstance[meshFilters.Length];
for (int i = 0; i < meshFilters.Length; i++)
{
combine[i].mesh = meshFilters[i].sharedMesh;
combine[i].transform = meshFilters[i].transform.localToWorldMatrix;
}
target.transform.GetComponent<MeshFilter>().mesh.CombineMeshes(combine);
}
private void Start()
{
GameObject model = UnityEditor.AssetDatabase.LoadAssetAtPath(meshPath, typeof(GameObject)) as GameObject;
GameObject prefab = UnityEditor.AssetDatabase.LoadAssetAtPath(prefabPath, typeof(GameObject)) as GameObject;
// combine meshes
MeshFilter[] meshFilters = model.GetComponentsInChildren<MeshFilter>(true);
List<CombineInstance> combine = new List<CombineInstance>();
for (int i = 0; i < meshFilters.Length; i++)
{
Transform child = meshFilters[i].transform;
CombineInstance combineInstance = new CombineInstance
{
mesh = meshFilters[i].sharedMesh,
subMeshIndex = 0,
transform = Matrix4x4.TRS(child.localPosition, child.localRotation, child.localScale)
};
combine.Add(combineInstance);
}
// save mesh as asset
Mesh mesh = new Mesh();
mesh.CombineMeshes(combine.ToArray(), false);
mesh.Optimize();
// prefab
string path = meshPath.Substring(0, meshPath.Length - 10) + "_Mesh.asset";
UnityEditor.AssetDatabase.CreateAsset(mesh, path);
prefab.GetComponent<MeshFilter>().sharedMesh = (Mesh)UnityEditor.AssetDatabase.LoadAssetAtPath(path, typeof(Mesh));
// labels
List<string> labels = UnityEditor.AssetDatabase.GetLabels(prefab).ToList();
labels.Add("CUBE");
labels.Add(CUBE.GetInfo(name).type.ToString());
UnityEditor.AssetDatabase.SetLabels(prefab, labels.ToArray());
// materials
int materialCount = meshFilters.Length;
Material[] alphaMats = new Material[materialCount];
for (int i = 0; i < materialCount; i++)
{
alphaMats[i] = VertexColor_Mat;
}
prefab.renderer.sharedMaterials = alphaMats;
prefab.AddComponent<ColorVertices>().colors = new int[materialCount];
// delete model
UnityEditor.AssetDatabase.DeleteAsset(meshPath);
Debugger.Log("Imported " + name);
// delete self
Resources.UnloadUnusedAssets();
DestroyImmediate(gameObject);
}
static public int constructor(IntPtr l)
{
try {
UnityEngine.CombineInstance o;
o = new UnityEngine.CombineInstance();
pushValue(l, o);
return(1);
}
catch (Exception e) {
return(error(l, e));
}
}
static public int constructor(IntPtr l)
{
try {
UnityEngine.CombineInstance o;
o = new UnityEngine.CombineInstance();
pushValue(l, o);
return(1);
}
catch (Exception e) {
LuaDLL.luaL_error(l, e.ToString());
return(0);
}
}
static void CombineInstance_transform(JSVCall vc)
{
if (vc.bGet)
{
UnityEngine.CombineInstance _this = (UnityEngine.CombineInstance)vc.csObj;
var result = _this.transform;
JSMgr.datax.setObject((int)JSApi.SetType.Rval, result);
}
else
{
UnityEngine.Matrix4x4 arg0 = (UnityEngine.Matrix4x4)JSMgr.datax.getObject((int)JSApi.GetType.Arg);
UnityEngine.CombineInstance _this = (UnityEngine.CombineInstance)vc.csObj;
_this.transform = arg0;
JSMgr.changeJSObj(vc.jsObjID, _this);
}
}
static void CombineInstance_subMeshIndex(JSVCall vc)
{
if (vc.bGet)
{
UnityEngine.CombineInstance _this = (UnityEngine.CombineInstance)vc.csObj;
var result = _this.subMeshIndex;
JSApi.setInt32((int)JSApi.SetType.Rval, (System.Int32)(result));
}
else
{
System.Int32 arg0 = (System.Int32)JSApi.getInt32((int)JSApi.GetType.Arg);
UnityEngine.CombineInstance _this = (UnityEngine.CombineInstance)vc.csObj;
_this.subMeshIndex = arg0;
JSMgr.changeJSObj(vc.jsObjID, _this);
}
}
static bool Mesh_CombineMeshes__CombineInstance_Array(JSVCall vc, int argc)
{
int len = argc;
if (len == 1)
{
UnityEngine.CombineInstance[] arg0 = JSDataExchangeMgr.GetJSArg <UnityEngine.CombineInstance[]>(() =>
{
int jsObjID = JSApi.getObject((int)JSApi.GetType.Arg);
int length = JSApi.getArrayLength(jsObjID);
var ret = new UnityEngine.CombineInstance[length];
for (var i = 0; i < length; i++)
{
JSApi.getElement(jsObjID, i);
ret[i] = (UnityEngine.CombineInstance)JSMgr.datax.getObject((int)JSApi.GetType.SaveAndRemove);
}
return(ret);
});
((UnityEngine.Mesh)vc.csObj).CombineMeshes(arg0);
}
return(true);
}
static public int get_transform(IntPtr l)
{
UnityEngine.CombineInstance o = (UnityEngine.CombineInstance)checkSelf(l);
pushValue(l, o.transform);
return(1);
}
static public int get_subMeshIndex(IntPtr l)
{
UnityEngine.CombineInstance o = (UnityEngine.CombineInstance)checkSelf(l);
pushValue(l, o.subMeshIndex);
return(1);
}
static public int get_mesh(IntPtr l)
{
UnityEngine.CombineInstance o = (UnityEngine.CombineInstance)checkSelf(l);
pushValue(l, o.mesh);
return(1);
}
public static Mesh Copy(this Mesh source, bool recalculate = false, Matrix4x4?matrix = null, bool lightmaps = true, Mesh[] mergeMeshes = null)
{
Mesh copy = new Mesh();
copy.name = source.name;
if (source.vertices != null)
{
copy.SetVertices(new List <Vector3>(source.vertices));
}
if (source.uv != null)
{
copy.SetUVs(0, new List <Vector2>(source.uv));
}
if (source.uv2 != null)
{
copy.SetUVs(1, new List <Vector2>(source.uv2));
}
if (source.uv3 != null)
{
copy.SetUVs(2, new List <Vector2>(source.uv3));
}
if (source.uv4 != null)
{
copy.SetUVs(3, new List <Vector2>(source.uv4));
}
if (source.normals != null)
{
copy.SetNormals(new List <Vector3>(source.normals));
}
if (source.tangents != null)
{
copy.SetTangents(new List <Vector4>(source.tangents));
}
if (source.colors != null)
{
copy.SetColors(new List <Color>(source.colors));
}
if (source.colors32 != null && source.colors32.Length > 0)
{
copy.colors32 = new List <Color32>(source.colors32).ToArray();
}
if (source.bindposes != null && source.bindposes.Length > 0)
{
copy.bindposes = new List <Matrix4x4>(source.bindposes).ToArray();
}
if (source.boneWeights != null && source.boneWeights.Length > 0)
{
copy.boneWeights = new List <BoneWeight>(source.boneWeights).ToArray();
}
if (source.triangles != null && source.triangles.Length > 0)
{
copy.triangles = new List <int>(source.triangles).ToArray();
}
copy.subMeshCount = source.subMeshCount;
copy.bounds = source.bounds;
if (recalculate)
{
copy.RecalculateBounds();
}
if (matrix != null)
{
Mesh regen = new Mesh();
regen.name = copy.name;
// Setup Source Combine
CombineInstance combine = new CombineInstance();
combine.transform = matrix.Value;
combine.mesh = copy;
List <CombineInstance> combines = new List <CombineInstance>();
combines.Add(combine);
// Merge Other Combines
if (mergeMeshes != null && mergeMeshes.Length > 0)
{
foreach (var mergeMesh in mergeMeshes)
{
combines.Add(new CombineInstance()
{
transform = matrix.Value, mesh = mergeMesh
});
}
}
regen.CombineMeshes(combines.ToArray(), true, true, lightmaps);
return(regen);
}
else
{
return(copy);
}
}
void GenerateCombineSkin()
{
List <CombineInstance> combineInstances = new List <CombineInstance>();
List <Material> materials = new List <Material>();
List <Transform> bones = new List <Transform>();
for (int i = 0; i < parts.Count; i++)
{
var part = parts[i];
if (!part.combine)
{
continue;
}
GameObject go = GameObject.Instantiate(part.prefab);
foreach (SkinnedMeshRenderer smr in go.GetComponentsInChildren <SkinnedMeshRenderer>())
{
if (Application.isPlaying)
{
materials.AddRange(smr.materials);
}
else
{
materials.AddRange(smr.sharedMaterials);
}
for (int sub = 0; sub < smr.sharedMesh.subMeshCount; sub++)
{
CombineInstance ci = new CombineInstance();
ci.mesh = smr.sharedMesh;
ci.subMeshIndex = sub;
combineInstances.Add(ci);
}
foreach (Transform bone in smr.bones)
{
Transform t = FindSkeleton(bone.name);
if (!t)
{
Debug.LogError("not found bones :" + bone.name + ", " + smr);
}
bones.Add(t);
}
}
DestroyImmediate(go);
}
SkinnedMeshRenderer r;
r = GetComponent <SkinnedMeshRenderer>();
if (!r)
{
r = gameObject.AddComponent <SkinnedMeshRenderer>();
}
var newMesh = new Mesh();
newMesh.CombineMeshes(combineInstances.ToArray(), false, false);
r.sharedMesh = newMesh;
r.bones = bones.ToArray();
r.materials = materials.ToArray();
}
