// Detect & slice "sliceable" GameObjects whose bounding box intersects slicing plane
private void Slice(MeshSlicer.CustomPlane plane)
{
SliceableObject[] sliceableTargets = (SliceableObject[])FindObjectsOfType(typeof(SliceableObject));
bool isSliced = false;
foreach (SliceableObject sliceableTarget in sliceableTargets)
{
GameObject target = sliceableTarget.gameObject;
if (plane.HitTest(target))
{
if (target.GetComponent <SliceableObject>().isConvex)
{
MeshSlicer.SliceMesh(target, plane, true);
//audioSource.PlayOneShot(sliceableTarget.sliceSound, 1.0f);
isSliced = true;
}
else
{
MeshSlicer.SliceMesh(target, plane, false);
//audioSource.PlayOneShot(sliceableTarget.sliceSound, 1.0f);
isSliced = true;
}
}
}
if (!isSliced)
{
audioSource.PlayOneShot(sliceMissSound, 1.0f);
}
}
// Update is called once per frame
void Update()
{
Vector3 mousePos;
if (Input.GetMouseButtonDown(0))
{
isSlicing = true;
mousePos = new Vector3(Input.mousePosition.x, Input.mousePosition.y, 1.0f);
sliceStartPos = Camera.main.ScreenToWorldPoint(mousePos);
startUI.SetActive(true);
startUI.transform.position = Input.mousePosition;
}
else if (Input.GetMouseButtonUp(0) && isSlicing)
{
isSlicing = false;
mousePos = new Vector3(Input.mousePosition.x, Input.mousePosition.y, 1.0f); // "z" value defines distance from camera
sliceEndPos = Camera.main.ScreenToWorldPoint(mousePos);
if (sliceStartPos != sliceEndPos)
{
mousePos = new Vector3(Input.mousePosition.x, Input.mousePosition.y, 10.0f);
Vector3 point3 = Camera.main.ScreenToWorldPoint(mousePos);
MeshSlicer.CustomPlane plane = new MeshSlicer.CustomPlane(sliceStartPos, sliceEndPos, point3);
Slice(plane);
}
}
if (isSlicing)
{
endUI.SetActive(true);
lineUI.SetActive(true);
endUI.transform.position = Input.mousePosition;
Vector2 linePos = (endUI.transform.position + startUI.transform.position) / 2f;
float lineHeight = (endUI.transform.position - startUI.transform.position).magnitude;
Vector3 lineDir = (endUI.transform.position - startUI.transform.position).normalized;
lineUI.transform.position = linePos;
lineRectTransform.sizeDelta = new Vector2(lineWidth, lineHeight);
lineUI.transform.rotation = Quaternion.FromToRotation(Vector3.up, lineDir);
}
else
{
startUI.SetActive(false);
endUI.SetActive(false);
lineUI.SetActive(false);
}
}
// Update is called once per frame
void Update()
{
Vector3 mousePos;
if (Input.GetMouseButtonDown (0)) {
isSlicing = true;
mousePos = new Vector3(Input.mousePosition.x, Input.mousePosition.y, 1.0f);
sliceStartPos = Camera.main.ScreenToWorldPoint(mousePos);
startUI.SetActive(true);
startUI.transform.position = Input.mousePosition;
} else if(Input.GetMouseButtonUp (0) && isSlicing) {
isSlicing = false;
mousePos = new Vector3(Input.mousePosition.x, Input.mousePosition.y, 1.0f); // "z" value defines distance from camera
sliceEndPos = Camera.main.ScreenToWorldPoint(mousePos);
if(sliceStartPos != sliceEndPos) {
mousePos = new Vector3(Input.mousePosition.x, Input.mousePosition.y, 10.0f);
Vector3 point3 = Camera.main.ScreenToWorldPoint(mousePos);
MeshSlicer.CustomPlane plane = new MeshSlicer.CustomPlane(sliceStartPos, sliceEndPos, point3);
Slice(plane);
}
}
if(isSlicing) {
endUI.SetActive(true);
lineUI.SetActive(true);
endUI.transform.position = Input.mousePosition;
Vector2 linePos = (endUI.transform.position + startUI.transform.position) / 2f;
float lineHeight = (endUI.transform.position - startUI.transform.position).magnitude;
Vector3 lineDir = (endUI.transform.position - startUI.transform.position).normalized;
lineUI.transform.position = linePos;
lineRectTransform.sizeDelta = new Vector2(lineWidth, lineHeight);
lineUI.transform.rotation = Quaternion.FromToRotation(Vector3.up, lineDir);
} else {
startUI.SetActive(false);
endUI.SetActive(false);
lineUI.SetActive(false);
}
}
