/**
* This function is called after all normal Update() functions have finished.
* We set touchDownUI to true in GizmoControl when the OnClick event handler.
* This setup relies on OnClick event handlers happening in a different stage of
* execution from the Update() and LateUpdate() functions.
*/
private void LateUpdate()
{
ResetState();
#if UNITY_EDITOR
MouseUpdate();
#else
TouchUpdate();
#endif
if (touchDown)
{
foreach (RectTransform rt in uiRectTransforms)
{
if (BBUtils.IsPointInRT(position, rt))
{
touchDownUI = true;
break;
}
}
}
}
private void Update()
{
if (InputManager.instance.touchDown)
{
Ray ray = Camera.main.ScreenPointToRay(InputManager.instance.position);
RaycastHit hit;
if (Physics.Raycast(ray, out hit, Mathf.Infinity, GizmoControl.GIZMO_LAYER_MASK, QueryTriggerInteraction.Collide))
{
storedGizmoObj = hit.collider.gameObject;
storedPosition = storedGizmoObj.transform.position;
storedInversePosition = transform.position - (storedPosition - transform.position);
storedMode = BBUtils.FindModeFromObj(objModeMapping, hit.collider.gameObject);
BBUtils.GetProjectedPosition(InputManager.instance.position, transform.position, storedMode, out storedProjectedPosition, transform);
storedMat = storedGizmoObj.GetComponent <Renderer>().material;
storedGizmoObj.GetComponent <Renderer>().material = selectedMat;
scaling = true;
}
}
else if (InputManager.instance.touching && scaling)
{
Vector3 targetProjectedPosition;
bool success = BBUtils.GetProjectedPosition(InputManager.instance.position, transform.position, storedMode, out targetProjectedPosition, transform);
if (success)
{
Vector3 newPosition = storedPosition + (targetProjectedPosition - storedProjectedPosition);
if ((newPosition - storedPosition).sqrMagnitude > GizmoControl.MAX_DISTANCE * GizmoControl.MAX_DISTANCE)
{
newPosition = storedPosition + (newPosition - storedPosition).normalized * GizmoControl.MAX_DISTANCE;
}
transform.position = (newPosition + storedInversePosition) / 2;
linkedObj.transform.position = transform.position;
float extent = Vector3.Distance(newPosition, storedInversePosition);
Vector3 currentScale = linkedObj.transform.localScale;
switch (storedMode)
{
case Mode.X:
linkedObj.transform.localScale = new Vector3(extent, currentScale.y, currentScale.z);
break;
case Mode.Y:
linkedObj.transform.localScale = new Vector3(currentScale.x, extent, currentScale.z);
break;
case Mode.Z:
linkedObj.transform.localScale = new Vector3(currentScale.x, currentScale.y, extent);
break;
}
SetGizmoLocations();
}
}
else if (InputManager.instance.touchUp && scaling)
{
storedMode = Mode.NONE;
storedGizmoObj.GetComponent <Renderer>().material = storedMat;
storedGizmoObj = null;
storedMat = null;
scaling = false;
}
ResizeGizmo();
}
void Update()
{
if (InputManager.instance.touchDown)
{
Ray ray = Camera.main.ScreenPointToRay(InputManager.instance.position);
RaycastHit[] hits;
hits = Physics.RaycastAll(ray, Mathf.Infinity, GizmoControl.GIZMO_LAYER_MASK, QueryTriggerInteraction.Collide);
foreach (RaycastHit hit in hits)
{
Mode mode = BBUtils.FindModeFromObj(objModeMapping, hit.collider.gameObject);
if (mode == Mode.X || mode == Mode.Y || mode == Mode.Z)
{
storedMode = mode;
storedGizmoObj = hit.collider.gameObject;
break;
}
else if (mode != Mode.NONE)
{
storedMode = mode;
storedGizmoObj = hit.collider.gameObject;
}
}
if (storedMode != Mode.NONE)
{
storedPosition = transform.position;
BBUtils.GetProjectedPosition(InputManager.instance.position, transform.position, storedMode, out storedProjectedPosition, transform);
storedMat = BBUtils.ChangeSiblingMaterial(storedGizmoObj, selectedMat);
moving = true;
}
}
else if (InputManager.instance.touching && moving)
{
Vector3 targetProjectedPosition;
bool success = BBUtils.GetProjectedPosition(InputManager.instance.position, transform.position, storedMode, out targetProjectedPosition, transform);
if (success)
{
Vector3 newPosition = storedPosition + (targetProjectedPosition - storedProjectedPosition);
if ((newPosition - storedPosition).sqrMagnitude <= GizmoControl.MAX_DISTANCE * GizmoControl.MAX_DISTANCE)
{
transform.position = newPosition;
}
else
{
transform.position = storedPosition + (newPosition - storedPosition).normalized * GizmoControl.MAX_DISTANCE;
}
}
}
else if (InputManager.instance.touchUp && moving)
{
storedMode = Mode.NONE;
BBUtils.ChangeSiblingMaterial(storedGizmoObj, storedMat);
storedGizmoObj = null;
moving = false;
}
if (linkedObj != null)
{
linkedObj.transform.position = transform.position;
}
ResizeGizmo();
}
void Update()
{
if (InputManager.instance.touchDown)
{
Ray ray = Camera.main.ScreenPointToRay(InputManager.instance.position);
RaycastHit hit;
if (Physics.Raycast(ray, out hit, Mathf.Infinity, GizmoControl.GIZMO_LAYER_MASK, QueryTriggerInteraction.Collide))
{
storedGizmoObj = hit.collider.gameObject;
startingRotation = transform.rotation;
// Project collison hit point to plane of rotation
planeNormal = storedGizmoObj.transform.TransformDirection(Vector3.up);
Vector3 origin3D = BBUtils.GetPointToPlaneClosestPoint(hit.point, transform.position, planeNormal);
// Compute tangent 3D line
Vector3 dir3D = Vector3.Cross(origin3D - transform.position, planeNormal).normalized;
// Compute 2D line by projecting 2 points on the tangent3D line to the plane
Vector3 origin2D = Camera.main.WorldToScreenPoint(origin3D);
Vector3 dir2D = (Camera.main.WorldToScreenPoint(origin3D + dir3D) - origin2D).normalized;
// Strip out the 3rd element to the 2D line
lineOrigin = origin2D;
lineDir = dir2D;
storedMat = BBUtils.ChangeSiblingMaterial(storedGizmoObj, selectedMat);
rotating = true;
}
}
else if (InputManager.instance.touching && rotating)
{
// Project touch position to line
Vector2 pos = BBUtils.ProjectPointToLine(InputManager.instance.position, lineOrigin, lineDir);
// Compute rotation amount based off of distance from lineOrigin
float distance = Vector2.Distance(pos, lineOrigin);
if ((pos.x - lineOrigin.x) / lineDir.x < 0)
{
distance *= -1;
}
float angle = distance * -sensitivity;
// Rotate obj from its starting rotation by theta
transform.rotation = startingRotation;
transform.RotateAround(transform.position, planeNormal, angle);
}
else if (InputManager.instance.touchUp && rotating)
{
BBUtils.ChangeSiblingMaterial(storedGizmoObj, storedMat);
storedGizmoObj = null;
storedMat = null;
rotating = false;
}
if (linkedObj != null)
{
linkedObj.transform.rotation = transform.rotation;
}
ResizeGizmo();
}
