// Start is called before the first frame update
void Start()
{
name = "MeshExtrusion";
extCollider = gameObject.AddComponent <MeshCollider>();
extFilter = gameObject.GetComponent(typeof(MeshFilter)) as MeshFilter;
extrudeState = ExtrudeFlag.ACTIVE;
}
// Update is called once per frame
void Update()
{
if (((Input.touchCount > 0 && Input.GetTouch(0).phase == TouchPhase.Moved) ||
(Input.GetMouseButton(0))) && extrudeState == ExtrudeFlag.ACTIVE)
{
var Ray = Camera.main.ScreenPointToRay(Input.mousePosition);
RaycastHit hit;
if (Physics.Raycast(Ray, out hit) &&
(hit.collider.gameObject.name == "QuadPolygon" || hit.collider.gameObject.name == "QuadCircle"))
{
// Clone original polygon rather than pass by reference
polygon = duplicate(hit.collider.GetComponent <MeshFilter>().mesh);
extDirection = hit.normal;
faceNormal = hit.normal;
// convert plane to extrudable solid
extrusion = convertSolid(polygon, extDirection);
updateMesh();
// setting up for manual extrusion
extCollider = gameObject.GetComponent <MeshCollider>();
extCollider.sharedMesh = polygon;
initializeList();
initializeData();
updateMesh();
extrudeState = ExtrudeFlag.EDIT;
}
}
else if (((Input.touchCount > 0 && Input.GetTouch(0).phase == TouchPhase.Moved) ||
(Input.GetMouseButton(0))) && extrudeState == ExtrudeFlag.EDIT)
{
//Debug.Log(Input.GetTouch(0).deltaPosition * swipeScale);
Vector3 swipe = new Vector3(Input.GetTouch(0).deltaPosition.x *swipeScale, Input.GetTouch(0).deltaPosition.y *swipeScale);
//Debug.Log(swipe);
if (swipe.magnitude > 0)
{
for (int i = 0; i < vertIndex.Count; i++)
{
vertices[vertIndex[i]] += (swipe.x * faceNormal.x + swipe.y * faceNormal.y) * faceNormal;
}
for (int i = 0; i < vertData.Count; i++)
{
vertData[i] += (swipe.x * faceNormal.x + swipe.y * faceNormal.y) * faceNormal;
}
}
extrusion.vertices = vertices.ToArray();
updateMesh();
}
if (((Input.touchCount > 0 && Input.GetTouch(0).phase == TouchPhase.Ended) ||
(Input.GetMouseButtonUp(0))) && extrudeState == ExtrudeFlag.EDIT)
{
extrudeState = ExtrudeFlag.INACTIVE;
}
if (extrudeState == ExtrudeFlag.DELETE)
{
Destroy(polygon);
Destroy(extrusion);
Destroy(gameObject);
}
}
/* --------------------------------------------------
* Public Methods
* -------------------------------------------------- */
public void setState(string flag)
{
extrudeState = (ExtrudeFlag)System.Enum.Parse(typeof(ExtrudeFlag), flag);
}
