/// <summary>
/// Called from the 'Update' function in response to user input in order
/// to change the transform pivot for all gizmos. The parameter represents
/// the desired transform pivot and is of type 'GizmoObjectTransformPivot'.
/// </summary>
private void SetTransformPivot(GizmoObjectTransformPivot transformPivot)
{
_objectMoveGizmo.SetTransformPivot(transformPivot);
_objectRotationGizmo.SetTransformPivot(transformPivot);
_objectScaleGizmo.SetTransformPivot(transformPivot);
_objectUniversalGizmo.SetTransformPivot(transformPivot);
}
/// <summary>
/// Performs all necessary initializations.
/// </summary>
private void Start()
{
// Create the 4 gizmos
_objectMoveGizmo = RTGizmosEngine.Get.CreateObjectMoveGizmo();
_objectRotationGizmo = RTGizmosEngine.Get.CreateObjectRotationGizmo();
_objectScaleGizmo = RTGizmosEngine.Get.CreateObjectScaleGizmo();
_objectUniversalGizmo = RTGizmosEngine.Get.CreateObjectUniversalGizmo();
// Call the 'SetEnabled' function on the parent gizmo to make sure
// the gizmos are initially hidden in the scene. We want the gizmo
// to show only when we have a target object available.
_objectMoveGizmo.Gizmo.SetEnabled(false);
_objectRotationGizmo.Gizmo.SetEnabled(false);
_objectScaleGizmo.Gizmo.SetEnabled(false);
_objectUniversalGizmo.Gizmo.SetEnabled(false);
// Link the selected objects list to the gizmos
// Note: The 'SetTargetObjects' function will instruct the gizmo to store
// a direct reference to the '_selecteObjects' list. This means that
// when you add or remove objects from this list, the gizmos will have
// access to the most recent/updated collection. You don't need to call
// 'SetTargetObjects' again when the list changes.
_objectMoveGizmo.SetTargetObjects(_selectedObjects);
_objectRotationGizmo.SetTargetObjects(_selectedObjects);
_objectScaleGizmo.SetTargetObjects(_selectedObjects);
_objectUniversalGizmo.SetTargetObjects(_selectedObjects);
// We initialize the work gizmo to the move gizmo by default. This means
// that the first time an object is clicked, the move gizmo will appear.
// You can change the default gizmo, by simply changing these 2 lines of
// code. For example, if you wanted the scale gizmo to be the default work
// gizmo, replace '_objectMoveGizmo' with '_objectScaleGizmo' and GizmoId.Move
// with GizmoId.Scale.
_workGizmo = _objectMoveGizmo;
_workGizmoId = GizmoId.Move;
// <BEGIN TUTORIAL>
// Get a reference to the object whose pivot we want to modify
GameObject doorObject = GameObject.Find("GreenCube");
// Calculate the object's world OBB and then use the 'BoxMath.CalcBoxFaceCenter'
// to calculate the center of the object's left face in world space. We will use
// this face center as our pivot.
OBB worldOBB = ObjectBounds.GetMeshWorldOBB(doorObject);
Vector3 faceCenter = BoxMath.CalcBoxFaceCenter(worldOBB.Center, worldOBB.Size, worldOBB.Rotation, BoxFace.Left);
// Use the 'SetObjectCustomLocalPivot' function to specify the object's pivot.
// Note: We need to call 'InverseTransformPoint' on the face center because the function expects
// a pivot point expressed in the object's local coordinate system.
_objectRotationGizmo.SetObjectCustomLocalPivot(doorObject, doorObject.transform.InverseTransformPoint(faceCenter));
// Change the transform pivot to 'CustomObjectLocalPivot'
_objectRotationGizmo.SetTransformPivot(GizmoObjectTransformPivot.CustomObjectLocalPivot);
// <END TUTORIAL>
}
/// <summary>
/// Performs all necessary initializations.
/// </summary>
private void Start()
{
// Create the 4 gizmos
_objectMoveGizmo = RTGizmosEngine.Get.CreateObjectMoveGizmo();
_objectRotationGizmo = RTGizmosEngine.Get.CreateObjectRotationGizmo();
_objectScaleGizmo = RTGizmosEngine.Get.CreateObjectScaleGizmo();
_objectUniversalGizmo = RTGizmosEngine.Get.CreateObjectUniversalGizmo();
// Call the 'SetEnabled' function on the parent gizmo to make sure
// the gizmos are initially hidden in the scene. We want the gizmo
// to show only when we have a target object available.
_objectMoveGizmo.Gizmo.SetEnabled(false);
_objectRotationGizmo.Gizmo.SetEnabled(false);
_objectScaleGizmo.Gizmo.SetEnabled(false);
_objectUniversalGizmo.Gizmo.SetEnabled(false);
// Link the selected objects list to the gizmos
// Note: The 'SetTargetObjects' function will instruct the gizmo to store
// a direct reference to the '_selecteObjects' list. This means that
// when you add or remove objects from this list, the gizmos will have
// access to the most recent/updated collection. You don't need to call
// 'SetTargetObjects' again when the list changes.
_objectMoveGizmo.SetTargetObjects(_selectedObjects);
_objectRotationGizmo.SetTargetObjects(_selectedObjects);
_objectScaleGizmo.SetTargetObjects(_selectedObjects);
_objectUniversalGizmo.SetTargetObjects(_selectedObjects);
// We initialize the work gizmo to the move gizmo by default. This means
// that the first time an object is clicked, the move gizmo will appear.
// You can change the default gizmo, by simply changing these 2 lines of
// code. For example, if you wanted the scale gizmo to be the default work
// gizmo, replace '_objectMoveGizmo' with '_objectScaleGizmo' and GizmoId.Move
// with GizmoId.Scale.
_workGizmo = _objectMoveGizmo;
_workGizmoId = GizmoId.Move;
// <BEGIN TUTORIAL>
// Get a reference to the object whose position we will use as the world pivot
GameObject pivotObject = GameObject.Find("Sphere");
// Set the world pivot
_objectRotationGizmo.SetCustomWorldPivot(pivotObject.transform.position);
_objectRotationGizmo.SetTransformPivot(GizmoObjectTransformPivot.CustomWorldPivot);
// <END TUTORIAL>
}