//This script needs to be placed on the object whose immediate child is the mesh
void Start()
{
Mesh mesh = MeshGetters.getMesh(this.gameObject);
//So my suspicion is that the vertex welding doesn't work on skinned mesh renderers because we're not associating the modified vertices with the appropriate bone anymore.
GeometryFunctions.weldVertices(mesh);
perturbMesh();
}
Vector3[] newVertices()
{
Mesh mesh = MeshGetters.getMesh(this.gameObject);
int[] triangles = mesh.triangles;
Vector3[] triangleA = new Vector3[3];//Lets not allocate new vector3s so much
Vector3[] triangleB = new Vector3[3];
bool verticesUpdatedSuccessfully;
Vector3[] newVertices;
do
{
newVertices = mesh.vertices;
verticesUpdatedSuccessfully = true;
//Modify the vertices
for (int i = 0; i < newVertices.Length; i++)
{
wiggleVector3(ref newVertices[i]);
}
//Check the triangles for collisions
for (int i = 0; i < triangles.Length; i += 3)
{
triangleA[0] = newVertices[triangles[i]];
triangleA[1] = newVertices[triangles[i + 1]];
triangleA[2] = newVertices[triangles[i + 2]];
for (int j = i + 3; j < triangles.Length; j += 3)
{
triangleB[0] = newVertices[triangles[j]];
triangleB[1] = newVertices[triangles[j + 1]];
triangleB[2] = newVertices[triangles[j + 2]];
if (!GeometryFunctions.triangleNonintersectCheck(triangleA, triangleB))
{
verticesUpdatedSuccessfully = false;
break;
}
}
}
} while (!verticesUpdatedSuccessfully);
if (this.saveModel)
{
MeshSerializer.serializeMesh(mesh, this.name);
}
return(newVertices);
}
void perturbMesh()
{
Mesh mesh = MeshGetters.getMesh(this.gameObject);
//Change the model vertices
Vector3[] nv = newVertices();
Vector2[] nuv = mesh.uv;
int[] nt = mesh.triangles;
mesh.vertices = nv;
mesh.uv = nuv;
mesh.triangles = nt;
mesh.Optimize();
if (this.gameObject.GetComponent <MeshCollider>())
{
//UPDATE THE MESH COLLIDER. This code gets used in UseSerializedMesh. Should it be its own thing?
DestroyImmediate(this.gameObject.GetComponent <MeshCollider>());
var collider = this.gameObject.AddComponent <MeshCollider>();
collider.sharedMesh = mesh;
}
}