private void HandleSceneViewSelectTool(Event current, SceneView sceneView) { // TODO: Add keys to select body, shape etc. // Routes each selected object to its correct selection. // Assigning 'selectedObjects' to 'Selection.objects' doesn't // trigger onSelectionChanged (desired behavior). UnityEngine.Object[] selectedObjects = Selection.objects; bool selectRigidBodyMode = SelectRigidBodyTrigger(current, sceneView); for (int i = 0; i < selectedObjects.Length; ++i) { // TODO: Key combo to select bodies etc. UnityEngine.Object routedObject = Manager.RouteObject(selectedObjects[i]); AgXUnity.RigidBody rigidBody = selectRigidBodyMode && routedObject != null && routedObject is GameObject ? (routedObject as GameObject).GetComponentInParent <AgXUnity.RigidBody>() : null; selectedObjects[i] = rigidBody != null ? rigidBody.gameObject : routedObject; } Selection.objects = selectedObjects; if (SelectGameObjectTrigger(current, sceneView)) { // User is holding activate select tool - SelectGameObjectTool is waiting for the mouse click. if (SelectGameObject == null) { SelectGameObject = new SelectGameObjectTool() { OnSelect = go => { Selection.activeGameObject = go; } } } ; } // The user has released select game object trigger and the window isn't showing. else if (SelectGameObject != null && !SelectGameObject.SelectionWindowActive) { SelectGameObject = null; } }
public override void OnSceneViewGUI(SceneView sceneView) { if (EdgeVisual.Visible && EdgeVisual.MouseOver) { return; } // 1. Find target game object. if (m_collectedData == null) { if (GetChild <SelectGameObjectTool>() == null) { SelectGameObjectTool selectGameObjectTool = new SelectGameObjectTool(); selectGameObjectTool.OnSelect = go => { m_collectedData = new CollectedData() { Target = go }; }; AddChild(selectGameObjectTool); } } // 2. Select edge on target game object. else if (!m_collectedData.SelectedEdge.Valid) { Raycast.Hit hit = Raycast.Test(m_collectedData.Target, HandleUtility.GUIPointToWorldRay(Event.current.mousePosition)); if (hit.ClosestEdge.Valid) { m_collectedData.CurrentEdge = hit.ClosestEdge; } } // 3. Find point on edge - hold ctrl for "no-snap" mode. else if (!m_collectedData.PointOnEdgeGiven) { Vector3 pointOnEdge = FindClosestPointOnEdge(m_collectedData.SelectedEdge.Edge); if (Event.current.control) { m_collectedData.PointOnEdge = pointOnEdge; } else { float snapValue = 0.5f * HandleUtility.GetHandleSize(pointOnEdge); float closestDistance = float.PositiveInfinity; Vector3 closestPoint = pointOnEdge; Vector3[] predefinedPoints = FindPredefinedEdgePoints(m_collectedData.SelectedEdge.Edge).ToArray(); // Given set of predefined points along the edge, finds the // closest to the mouse ray (i.e., the actual point on the edge). foreach (var point in predefinedPoints) { float distanceToPoint = Vector3.Distance(pointOnEdge, point); if (distanceToPoint < snapValue && distanceToPoint < closestDistance) { closestPoint = point; closestDistance = distanceToPoint; } } m_collectedData.PointOnEdge = closestPoint; } } // 4. Find direction. else if (!m_collectedData.DirectionGiven) { if (GetChild <DirectionTool>() == null) { DirectionTool directionTool = new DirectionTool(m_collectedData.PointOnEdge, m_collectedData.SelectedEdge.Edge.Direction, m_collectedData.SelectedEdge.Edge.Normal); directionTool.OnSelect += (position, rotation) => { m_collectedData.DirectionRotation = rotation; m_collectedData.DirectionGiven = true; }; AddChild(directionTool); } } // 5. Done, fire callback with result and remove us. else { MeshUtils.Edge orgEdge = m_collectedData.SelectedEdge.Edge; Result resultingData = new Result() { Target = m_collectedData.Target, Edge = new MeshUtils.Edge(m_collectedData.PointOnEdge + 0.5f * orgEdge.Length * (m_collectedData.DirectionRotation * Vector3.back), m_collectedData.PointOnEdge + 0.5f * orgEdge.Length * (m_collectedData.DirectionRotation * Vector3.forward), m_collectedData.DirectionRotation * Vector3.up, MeshUtils.Edge.EdgeType.Triangle), Position = m_collectedData.PointOnEdge, Rotation = m_collectedData.DirectionRotation }; OnEdgeFound(resultingData); PerformRemoveFromParent(); return; } EdgeVisual.Visible = m_collectedData != null && m_collectedData.CurrentEdge.Valid; if (EdgeVisual.Visible) { const float edgeRadius = 0.035f; const float defaultAlpha = 0.25f; const float mouseOverAlpha = 0.65f; EdgeVisual.SetTransform(m_collectedData.CurrentEdge.Edge.Start, m_collectedData.CurrentEdge.Edge.End, edgeRadius); if (m_collectedData.CurrentEdge.Edge.Type == MeshUtils.Edge.EdgeType.Triangle) { EdgeVisual.Color = new Color(Color.yellow.r, Color.yellow.g, Color.yellow.b, defaultAlpha); EdgeVisual.MouseOverColor = new Color(Color.yellow.r, Color.yellow.g, Color.yellow.b, mouseOverAlpha); } else if (m_collectedData.CurrentEdge.Edge.Type == MeshUtils.Edge.EdgeType.Principal) { EdgeVisual.Color = new Color(Color.red.r, Color.red.g, Color.red.b, defaultAlpha); EdgeVisual.MouseOverColor = new Color(Color.red.r, Color.red.g, Color.red.b, mouseOverAlpha); } } NodeVisual.Visible = EdgeVisual.Visible && m_collectedData.SelectedEdge.Valid; if (NodeVisual.Visible) { const float nodeRadius = 0.040f; NodeVisual.SetTransform(m_collectedData.PointOnEdge, Quaternion.identity, nodeRadius); // The user doesn't have to hit the node sphere. if (Manager.HijackLeftMouseClick()) { OnPointClick(null, NodeVisual); } } }
public override void OnSceneViewGUI(SceneView sceneView) { if (m_collectedData == null) { if (GetChild <SelectGameObjectTool>() == null) { SelectGameObjectTool selectGameObjectTool = new SelectGameObjectTool(); selectGameObjectTool.OnSelect = go => { m_collectedData = new CollectedData() { Target = go }; }; AddChild(selectGameObjectTool); } } else if (!m_collectedData.TriangleGiven) { // TODO: Handle world point? if (m_collectedData.Target == null) { PerformRemoveFromParent(); return; } m_collectedData.Triangle = Raycast.Test(m_collectedData.Target, HandleUtility.GUIPointToWorldRay(Event.current.mousePosition)).Triangle; // Done (next state) when the user left click and we've a valid triangle. m_collectedData.TriangleGiven = m_collectedData.Triangle.Valid && Manager.HijackLeftMouseClick(); } else if (!m_collectedData.RotationGiven) { if (GetChild <DirectionTool>() == null) { DirectionTool directionTool = new DirectionTool(m_collectedData.Triangle.Point, m_collectedData.Triangle.Normal, m_collectedData.Triangle.ClosestEdge.Direction); directionTool.OnSelect += (position, rotation) => { m_collectedData.Rotation = rotation; m_collectedData.RotationGiven = true; }; AddChild(directionTool); } } else { Result resultingData = new Result() { Target = m_collectedData.Target, Triangle = m_collectedData.Triangle, Rotation = m_collectedData.Rotation }; OnPointFound(resultingData); PerformRemoveFromParent(); } PointVisual.Visible = m_collectedData != null && m_collectedData.Triangle.Valid && !m_collectedData.TriangleGiven; if (PointVisual.Visible) { PointVisual.SetTransform(m_collectedData.Triangle.Point, Quaternion.identity, 0.05f); } }