// Use this for initialization
void Start()
{
if (!sceneMesh)
{
sceneMesh = GameObject.Find("SceneMesh");
}
if (!GameObject.Find("DrawMesh"))
{
drawMesh = new GameObject("DrawMesh");
}
else
{
drawMesh = GameObject.Find("DrawMesh");
}
// setting up mesh center
GameObject obj = new GameObject("MeshCenter");
meshCenter = obj.AddComponent <MeshCenter>();
meshCenter.editingMeshes = new MeshFilter[50];
}
// Update is called once per frame
void Update()
{
if (!meshCenter)
{
if (GameObject.Find("MeshCenter"))
{
meshCenter = GameObject.Find("MeshCenter").GetComponent <MeshCenter>();
}
}
if (controller.GetPressDown(SteamVR_Controller.ButtonMask.Grip))
{
transform.parent.SendMessage("ToggleWireframe");
}
if (controller.GetPressDown(SteamVR_Controller.ButtonMask.Trigger))
{
foreach (MeshFilter editingMesh in meshCenter.editingMeshes)
{
if (editingMesh != null)
{
nearest = meshCenter.editingMeshes[0];
for (int i = 0; i < editingMesh.mesh.vertexCount; i++)
{
float dist = (editingMesh.transform.TransformPoint(editingMesh.mesh.vertices[i]) - transform.position).magnitude;
if (dist < shortestDistinUpdate)
{
shortestDistinUpdate = dist;
nearest = editingMesh;
Debug.Log(nearest);
}
}
}
}
shortestDistinUpdate = Mathf.Infinity;
}
foreach (MeshFilter editingMesh in meshCenter.editingMeshes)
{
if (editingMesh != null)
{
if (controller.GetPressDown(SteamVR_Controller.ButtonMask.Trigger))
{
grab = true;
lastPosition = transform.position;
tempVertices = nearest.mesh.vertices;
tempVertices2 = nearest.mesh.vertices;
selectionWeight = new float[tempVertices.Length];
for (int i = 0; i < tempVertices.Length; i++)
{
float dist = (nearest.transform.TransformPoint(tempVertices[i]) - transform.position).magnitude;
if (dist < brushSize)
{
Debug.Log(i);
// the selection function can be defined here
selectionWeight[i] = 1f;
selectionWeight[i] = Mathf.Clamp(((brushSize - dist) / brushSize) * 2, 0, 1);
}
else
{
selectionWeight[i] = 0;
}
}
}
if (controller.GetPressUp(SteamVR_Controller.ButtonMask.Trigger))
{
grab = false;
if (editingMesh.GetComponent <MeshCollider>())
{
editingMesh.GetComponent <MeshCollider>().sharedMesh = editingMesh.mesh;
}
}
if (grab) // continue editing as long as grab is true
{
for (int i = 0; i < tempVertices.Length; i++)
{
tempVertices2[i] = tempVertices[i] + editingMesh.transform.InverseTransformVector(transform.position - lastPosition) * selectionWeight[i];
}
nearest.mesh.vertices = tempVertices2;
nearest.mesh.RecalculateNormals();
nearest.mesh.RecalculateBounds();
}
}
}
}
