private Material CombineMaterial(SkinnedCombinedData data)
{
Material mat = new Material(Shader.Find("Role/CartoonCombine"));
mat.SetTexture("_MainTex", data.textures[0]);
mat.SetTexture("_Tex1", data.textures[1]);
mat.SetTexture("_Tex2", data.textures[2]);
mat.SetTexture("_Tex3", data.textures[3]);
return(mat);
}
private static SkinnedCombinedData CollectInfomationFromSkinnedMeshs(GameObject skeleton, SkinnedMeshRenderer[] skinnedMeshRenderers, bool combine = false)
{
if (null == skeleton)
{
return(null);
}
SkinnedCombinedData data = new SkinnedCombinedData();
data.childs.AddRange(skeleton.GetComponentsInChildren <Transform>(true));
int index = 0;
foreach (SkinnedMeshRenderer smr in skinnedMeshRenderers)
{
if (combine)
{
data.textures.Add(smr.sharedMaterials[0].GetTexture("_MainTex") as Texture2D);
}
else
{
data.materials.AddRange(smr.sharedMaterials);
}
int meshCount = smr.sharedMesh.subMeshCount;
for (int i = 0; i < meshCount; i++)
{
CombineInstance ci = new CombineInstance();
ci.mesh = smr.sharedMesh;
ci.subMeshIndex = i;
if (combine)
{
ReCalculateUV(ci.mesh, index);
}
data.combineInstances.Add(ci);
}
int bonesCount = smr.bones.Length;
for (int i = 0; i < bonesCount; i++)
{
int childCount = data.childs.Count;
for (int j = 0; j < childCount; j++)
{
if (smr.bones[i].name.Equals(data.childs[j].name))
{
data.bones.Add(data.childs[j]);
break;
}
}
}
index++;
}
return(data);
}
public static void CombineSkinnedMesh(GameObject skeleton, SkinnedMeshRenderer[] skinnedMeshRenderers, bool combine = false, OnCombineCustomizeMaterial customizeMaterialFunc = null)
{
SkinnedCombinedData data = CollectInfomationFromSkinnedMeshs(skeleton, skinnedMeshRenderers, combine);
if (null == data)
{
return;
}
SkinnedMeshRenderer smr = skeleton.AddComponent <SkinnedMeshRenderer>();
smr.sharedMesh = new Mesh();
smr.sharedMesh.CombineMeshes(data.combineInstances.ToArray(), combine, false);
smr.bones = data.bones.ToArray();
if (combine && null != customizeMaterialFunc)
{
smr.material = customizeMaterialFunc(data);
}
else
{
smr.materials = data.materials.ToArray();
}
}
