public float GetClosestEdgeDistance(CSGPlane cameraPlane, int pointIndex0, int pointIndex1)
{
if (pointIndex0 < 0 || pointIndex0 >= WorldPoints.Length ||
pointIndex1 < 0 || pointIndex1 >= WorldPoints.Length)
{
return(float.PositiveInfinity);
}
var point0 = WorldPoints[pointIndex0];
var point1 = WorldPoints[pointIndex1];
var mousePoint = Event.current.mousePosition;
var minDistance = CameraUtility.DistanceToLine(cameraPlane, mousePoint, point0, point1) * 3.0f;
if (!(Mathf.Abs(minDistance) < 4.0f))
{
return(minDistance);
}
var surfaceIndex1 = EdgeSurfaces[pointIndex0];
var surfaceIndex2 = EdgeSurfaces[pointIndex1];
for (var p = 0; p < PolygonCenterPoints.Length; p++)
{
if (p != surfaceIndex1 &&
p != surfaceIndex2)
{
continue;
}
var polygonCenterPoint = PolygonCenterPoints[p];
var polygonCenterPointOnLine = GeometryUtility.ProjectPointOnInfiniteLine(PolygonCenterPoints[p], point0, (point1 - point0).normalized);
var direction = (polygonCenterPointOnLine - polygonCenterPoint).normalized;
var nudgedPoint0 = point0 - (direction * 0.05f);
var nudgedPoint1 = point1 - (direction * 0.05f);
var otherDistance = CameraUtility.DistanceToLine(cameraPlane, mousePoint, nudgedPoint0, nudgedPoint1);
if (otherDistance < minDistance)
{
minDistance = otherDistance;
}
}
return(minDistance);
}
static void SnapToLines(int[] indices, Vector3[] localVertices, Matrix4x4 localToWorld, ref SnapData snapData)
{
if (indices == null || localVertices == null)
{
return;
}
var worldVertex3 = MathConstants.zeroVector3;
for (int i = 0; i < indices.Length; i += 2)
{
var index1 = indices[i + 0];
var index2 = indices[i + 1];
var worldVertex1 = localToWorld.MultiplyPoint(localVertices[index1]);
var worldVertex2 = localToWorld.MultiplyPoint(localVertices[index2]);
if (!SnapToLine(snapData.worldPoint, worldVertex1, worldVertex2, snapData.snapPlane, out worldVertex3))
{
continue;
}
if (snapData.snapPlane.HasValue &&
Mathf.Abs(snapData.snapPlane.Value.Distance(worldVertex3)) >= MathConstants.DistanceEpsilon)
{
continue;
}
var guiVertex2 = CameraUtility.WorldToGUIPoint(worldVertex3);
var guiDistance = (guiVertex2 - snapData.guiPoint).sqrMagnitude * EdgeFudgeFactor;
if (guiDistance + MathConstants.DistanceEpsilon >= snapData.closestDistanceSqr)
{
continue;
}
snapData.closestDistanceSqr = guiDistance;
snapData.outEdge = new List <Vector3>()
{
worldVertex1, worldVertex2
};
snapData.snappedWorldPoint = worldVertex3;
}
}
static void SnapToLines(Vector3[] worldVertices, int vertexCount, ref SnapData snapData)
{
if (worldVertices == null)
{
return;
}
var worldVertex3 = MathConstants.zeroVector3;
for (int i = 0; i < vertexCount; i += 2)
{
var worldVertex1 = worldVertices[i + 0];
var worldVertex2 = worldVertices[i + 1];
if (!SnapToLine(snapData.worldPoint, worldVertex1, worldVertex2, snapData.snapPlane, out worldVertex3))
{
continue;
}
if (snapData.snapPlane.HasValue &&
Mathf.Abs(snapData.snapPlane.Value.Distance(worldVertex3)) >= MathConstants.DistanceEpsilon)
{
continue;
}
var guiVertex2 = CameraUtility.WorldToGUIPoint(worldVertex3);
var guiDistance = (guiVertex2 - snapData.guiPoint).sqrMagnitude * EdgeFudgeFactor;
if (guiDistance + MathConstants.DistanceEpsilon >= snapData.closestDistanceSqr)
{
continue;
}
snapData.closestDistanceSqr = guiDistance;
snapData.outEdge = new List <Vector3>()
{
worldVertex1, worldVertex2
};
snapData.snappedWorldPoint = worldVertex3;
}
}
// Update rectangle selection using reflection
// This is hacky & dangerous
// LOOK AWAY NOW!
internal static void Update(SceneView sceneView)
{
InitReflectedData();
if (!reflectionSucceeded)
{
prevStartGUIPoint = new Vector2(float.PositiveInfinity, float.PositiveInfinity);
prevMouseGUIPoint = prevStartGUIPoint;
prevStartScreenPoint = MathConstants.zeroVector2;
prevMouseScreenPoint = MathConstants.zeroVector2;
rectFoundGameObjects.Clear();
return;
}
var s_RectSelectionID_instance = (int)s_RectSelectionID_field.GetValue(null);
// check if we're rect-selecting
if (GUIUtility.hotControl == s_RectSelectionID_instance)
{
var typeForControl = Event.current.GetTypeForControl(s_RectSelectionID_instance);
if (typeForControl == EventType.Used ||
Event.current.commandName == "ModifierKeysChanged")
{
// m_RectSelection field of SceneView
var m_RectSelection_instance = m_RectSelection_field.GetValue(sceneView);
// m_RectSelecting field of RectSelection instance
var m_RectSelecting_instance = (bool)m_RectSelecting_field.GetValue(m_RectSelection_instance);
if (m_RectSelecting_instance)
{
// m_SelectStartPoint of RectSelection instance
var m_SelectStartPoint_instance = (Vector2)m_SelectStartPoint_field.GetValue(m_RectSelection_instance);
// m_SelectMousePoint of RectSelection instance
var m_SelectMousePoint_instance = (Vector2)m_SelectMousePoint_field.GetValue(m_RectSelection_instance);
// determine if our frustum changed since the last time
bool modified = false;
bool needUpdate = false;
if (prevStartGUIPoint != m_SelectStartPoint_instance)
{
prevStartGUIPoint = m_SelectStartPoint_instance;
prevStartScreenPoint = Event.current.mousePosition;
needUpdate = true;
}
if (prevMouseGUIPoint != m_SelectMousePoint_instance)
{
prevMouseGUIPoint = m_SelectMousePoint_instance;
prevMouseScreenPoint = Event.current.mousePosition;
needUpdate = true;
}
if (needUpdate)
{
var rect = CameraUtility.PointsToRect(prevStartScreenPoint, prevMouseScreenPoint);
if (rect.width > 3 && rect.height > 3)
{
var frustum = CameraUtility.GetCameraSubFrustumGUI(sceneView.camera, rect);
// Find all the brushes (and it's gameObjects) that are in the frustum
if (SceneQueryUtility.GetItemsInFrustum(frustum.Planes,
rectFoundGameObjects))
{
modified = true;
}
else
{
if (rectFoundGameObjects != null &&
rectFoundGameObjects.Count > 0)
{
rectFoundGameObjects.Clear();
modified = true;
}
}
}
}
GameObject[] currentSelection = null;
var m_LastSelection_instance = (Dictionary <GameObject, bool>)m_LastSelection_field.GetValue(m_RectSelection_instance);
var m_SelectionStart_instance = (UnityEngine.Object[])m_SelectionStart_field.GetValue(m_RectSelection_instance);
if (modified &&
rectFoundGameObjects != null &&
rectFoundGameObjects.Count > 0)
{
if (EditModeManager.ActiveTool == null)
{
if (EditModeManager.EditMode != ToolEditMode.Place ||
EditModeManager.EditMode != ToolEditMode.Edit)
{
EditModeManager.EditMode = ToolEditMode.Place;
}
}
foreach (var obj in rectFoundGameObjects)
{
// if it hasn't already been added, add the obj
if (!m_LastSelection_instance.ContainsKey(obj))
{
m_LastSelection_instance.Add(obj, false);
}
// Remove models that we may have selected when we should be selecting it's brushes
var models = obj.GetComponentsInParent <CSGModel>(includeInactive: true);
var model = models.Length == 0 ? null : models[0];
if (model != null)
{
var modelObj = model.gameObject;
if (model != null &&
modelObj != obj &&
m_LastSelection_instance.ContainsKey(modelObj) &&
!ArrayUtility.Contains(m_SelectionStart_instance, modelObj))
{
m_LastSelection_instance.Remove(modelObj);
modified = true;
}
}
}
currentSelection = m_LastSelection_instance.Keys.ToArray();
m_CurrentSelection_field.SetValue(m_RectSelection_instance, currentSelection);
}
for (int j = m_SelectionStart_instance.Length - 1; j >= 0; j--)
{
var obj = m_SelectionStart_instance[j] as GameObject;
if (obj == null)
{
continue;
}
if (obj.GetComponent <GeneratedMeshInstance>() != null)
{
ArrayUtility.RemoveAt(ref m_SelectionStart_instance, j);
m_LastSelection_instance.Remove(obj);
m_SelectionStart_field.SetValue(m_RectSelection_instance, m_SelectionStart_instance);
modified = true;
}
}
if ((Event.current.commandName == "ModifierKeysChanged" || modified))
{
if (currentSelection == null || modified)
{
currentSelection = m_LastSelection_instance.Keys.ToArray();
}
var foundObjects = currentSelection;
for (int j = foundObjects.Length - 1; j >= 0; j--)
{
var obj = foundObjects[j];
if (obj == null || obj.GetComponent <GeneratedMeshInstance>() != null)
{
ArrayUtility.RemoveAt(ref foundObjects, j);
m_LastSelection_instance.Remove(obj);
m_SelectionStart_field.SetValue(m_RectSelection_instance, m_SelectionStart_instance);
}
}
var selectionTypeNormal = SelectionType_Normal;
if (Event.current.shift)
{
selectionTypeNormal = SelectionType_Additive;
}
else
if (EditorGUI.actionKey)
{
selectionTypeNormal = SelectionType_Subtractive;
}
// calling static method UpdateSelection of RectSelection
UpdateSelection_method.Invoke(null,
new object[] {
m_SelectionStart_instance,
foundObjects,
selectionTypeNormal,
m_RectSelecting_instance
});
}
}
}
}
if (GUIUtility.hotControl != s_RectSelectionID_instance)
{
prevStartGUIPoint = MathConstants.zeroVector2;
prevMouseGUIPoint = MathConstants.zeroVector2;
rectFoundGameObjects.Clear();
}
var eventType = Event.current.GetTypeForControl(s_RectSelectionID_instance);
var hotControl = GUIUtility.hotControl;
if (hotControl == s_RectSelectionID_instance &&
EditModeManager.ActiveTool.IgnoreUnityRect)
{
hotControl = 0;
GUIUtility.hotControl = 0;
}
switch (eventType)
{
case EventType.MouseDown:
{
rectClickDown = (Event.current.button == 0 && hotControl == s_RectSelectionID_instance);
clickMousePosition = Event.current.mousePosition;
mouseDragged = false;
break;
}
case EventType.MouseUp:
{
rectClickDown = false;
break;
}
case EventType.MouseMove:
{
rectClickDown = false;
break;
}
case EventType.Used:
{
if (clickMousePosition != Event.current.mousePosition)
{
mouseDragged = true;
}
if (!mouseDragged && rectClickDown &&
Event.current.button == 0)
{
// m_RectSelection field of SceneView
var m_RectSelection_instance = m_RectSelection_field.GetValue(sceneView);
var m_RectSelecting_instance = (bool)m_RectSelecting_field.GetValue(m_RectSelection_instance);
if (!m_RectSelecting_instance)
{
// make sure GeneratedMeshes are not part of our selection
if (Selection.gameObjects != null)
{
var selectedObjects = Selection.objects;
var foundObjects = new List <UnityEngine.Object>();
foreach (var obj in selectedObjects)
{
var component = obj as Component;
var gameObject = obj as GameObject;
var transform = obj as Transform;
if (!(component && component.GetComponent <GeneratedMeshes>()) &&
!(gameObject && gameObject.GetComponent <GeneratedMeshes>()) &&
!(transform && transform.GetComponent <Transform>()))
{
foundObjects.Add(obj);
}
}
if (foundObjects.Count != selectedObjects.Length)
{
Selection.objects = foundObjects.ToArray();
}
}
SelectionUtility.DoSelectionClick(sceneView);
Event.current.Use();
}
}
rectClickDown = false;
break;
}
case EventType.ValidateCommand:
{
if (Event.current.commandName == "SelectAll")
{
Event.current.Use();
break;
}
if (Keys.HandleSceneValidate(EditModeManager.CurrentTool, true))
{
Event.current.Use();
HandleUtility.Repaint();
}
break;
}
case EventType.ExecuteCommand:
{
if (Event.current.commandName == "SelectAll")
{
var transforms = new List <UnityEngine.Object>();
for (int sceneIndex = 0; sceneIndex < SceneManager.sceneCount; sceneIndex++)
{
var scene = SceneManager.GetSceneAt(sceneIndex);
foreach (var gameObject in scene.GetRootGameObjects())
{
foreach (var transform in gameObject.GetComponentsInChildren <Transform>())
{
if ((transform.hideFlags & (HideFlags.NotEditable | HideFlags.HideInHierarchy)) == (HideFlags.NotEditable | HideFlags.HideInHierarchy))
{
continue;
}
transforms.Add(transform.gameObject);
}
}
}
Selection.objects = transforms.ToArray();
Event.current.Use();
break;
}
break;
}
case EventType.KeyDown:
{
if (Keys.HandleSceneKeyDown(EditModeManager.CurrentTool, true))
{
Event.current.Use();
HandleUtility.Repaint();
}
break;
}
case EventType.KeyUp:
{
if (Keys.HandleSceneKeyUp(EditModeManager.CurrentTool, true))
{
Event.current.Use();
HandleUtility.Repaint();
}
break;
}
}
}
public static void OnSceneGUI(SceneView sceneView)
{
if (EditorApplication.isPlayingOrWillChangePlaymode)
{
return;
}
CameraUtility.InitDistanceChecks(sceneView);
SelectionUtility.HandleEvents();
InitTools();
HandleBuilderEvents();
{
UpdateTool();
if (instance.activeTool != null)
{
if (RealtimeCSG.CSGSettings.EnableRealtimeCSG)
{
// handle the tool
var sceneSize = sceneView.position.size;
var sceneRect = new Rect(0, 0, sceneSize.x, sceneSize.y - ((CSG_GUIStyleUtility.BottomToolBarHeight + 4) + 17));
instance.activeTool.HandleEvents(sceneRect);
}
else
{
if (Event.current.type == EventType.Repaint)
{
var brushes = instance.filteredSelection.BrushTargets;
var wireframes = new List <GeometryWireframe>(brushes.Length);
var transformations = new List <Matrix4x4>(brushes.Length);
for (int i = 0; i < brushes.Length; i++)
{
var brush = brushes[i];
if (!brush)
{
continue;
}
if (brush.ChildData == null ||
!brush.ChildData.Model)
{
continue;
}
var brushTransformation = brush.compareTransformation.localToWorldMatrix;
wireframes.Add(BrushOutlineManager.GetBrushOutline(brushes[i].brushNodeID));
transformations.Add(brushTransformation);
}
if (wireframes.Count > 0)
{
CSGRenderer.DrawSelectedBrushes(instance.zTestLineMeshManager, instance.noZTestLineMeshManager,
wireframes.ToArray(), transformations.ToArray(),
ColorSettings.SelectedOutlines, GUIConstants.thickLineScale);
}
MaterialUtility.LineDashMultiplier = 1.0f;
MaterialUtility.LineThicknessMultiplier = 1.0f;
MaterialUtility.LineAlphaMultiplier = 1.0f;
instance.zTestLineMeshManager.Render(MaterialUtility.ZTestGenericLine);
instance.zTestLineMeshManager.Render(MaterialUtility.ZTestGenericLine);
}
}
}
}
int sceneWindowId = GUIUtility.GetControlID(SceneWindowHash, FocusType.Passive);
var sceneWindowType = Event.current.GetTypeForControl(sceneWindowId);
if (sceneWindowType == EventType.Repaint)
{
if (currentEditorWindows.Count > 0)
{
for (int i = 0; i < currentEditorWindows.Count; i++)
{
currentEditorWindows[i].Repaint();
}
return;
}
}
if (sceneWindowType == EventType.MouseMove)
{
SceneDragToolManager.IsDraggingObjectInScene = false;
}
if (RealtimeCSG.CSGSettings.EnableRealtimeCSG)
{
if (sceneView && sceneWindowType != EventType.Used && !SceneDragToolManager.IsDraggingObjectInScene)
{
if (currentEditorWindows.Count == 0)
{
try
{
Handles.BeginGUI();
Rect windowRect = new Rect(Vector2.zero, sceneView.position.size);
EditModeSelectionGUI.HandleWindowGUI(windowRect);
}
finally
{
Handles.EndGUI();
}
}
}
}
}
public static bool SnapToVertices(CSGBrush brush, CSGPlane?snapPlane, Vector3 worldPosition, out List <Vector3> outEdgePoints,
out Vector3 outPosition, float closestDistance = float.PositiveInfinity)
{
outPosition = MathConstants.zeroVector3;
outEdgePoints = null;
if (!brush)
{
return(false);
}
var controlMesh = brush.ControlMesh;
if (controlMesh == null)
{
return(false);
}
Vector3?outPoint = null;
// Find an edge to snap against the point we're interested in
var guiPoint = CameraUtility.WorldToGUIPoint(worldPosition);
var closestDistanceSqr = closestDistance * closestDistance;
/*
* var points = controlMesh.vertices;
* var edges = controlMesh.edges;
* var polygons = controlMesh.polygons;
* var localToWorld = brush.transform.localToWorldMatrix;
* for(int p = 0; p < polygons.Length; p++)
* {
* var edgeIndices = polygons[p].edgeIndices;
* for (int e = 0; e < edgeIndices.Length; e++)
* {
* var edgeIndex = edgeIndices[e];
* if (!edges[edgeIndex].hardEdge)
* continue;
*
* var twinIndex = edges[edgeIndex].twinIndex;
*
* var vertexIndex1 = edges[edgeIndex].vertexIndex;
* var vertexIndex2 = edges[twinIndex].vertexIndex;
*
* var vertex1 = localToWorld.MultiplyPoint(points[vertexIndex1]);
* var vertex2 = localToWorld.MultiplyPoint(points[vertexIndex2]);
*
* if (!snapPlane.HasValue ||
* Mathf.Abs(snapPlane.Value.Distance(vertex1)) < Constants.DistanceEpsilon)
* {
* var guiVertex1 = (Vector3)CameraUtility.WorldToGUIPoint(vertex1);
* var guiDistance = (guiVertex1 - guiPoint).magnitude * VertexFudgeFactor;
* if (guiDistance + Constants.DistanceEpsilon < closestDistance)
* {
* closestDistance = guiDistance;
* outPoint = vertex1;
* }
* }
*
* if (!snapPlane.HasValue ||
* Mathf.Abs(snapPlane.Value.Distance(vertex2)) < Constants.DistanceEpsilon)
* {
* var guiVertex2 = (Vector3)CameraUtility.WorldToGUIPoint(vertex2);
* var guiDistance = (guiVertex2 - guiPoint).magnitude * VertexFudgeFactor;
* if (guiDistance + Constants.DistanceEpsilon < closestDistance)
* {
* closestDistance = guiDistance;
* outPoint = vertex2;
* }
* }
* }
* }*/
var outline = BrushOutlineManager.GetBrushOutline(brush.brushNodeID);
if (outline != null)
{
var localToWorld = brush.transform.localToWorldMatrix;
var indices = outline.visibleInnerLines;
var vertices = outline.vertices;
if (indices != null && vertices != null)
{
for (int i = 0; i < indices.Length; i += 2)
{
var index1 = indices[i + 0];
var index2 = indices[i + 1];
var vertex1 = localToWorld.MultiplyPoint(vertices[index1]);
var vertex2 = localToWorld.MultiplyPoint(vertices[index2]);
if (!snapPlane.HasValue ||
Mathf.Abs(snapPlane.Value.Distance(vertex1)) < MathConstants.DistanceEpsilon)
{
var guiVertex1 = CameraUtility.WorldToGUIPoint(vertex1);
var guiDistance = (guiVertex1 - guiPoint).sqrMagnitude * VertexFudgeFactor;
if (guiDistance + MathConstants.DistanceEpsilon < closestDistanceSqr)
{
closestDistanceSqr = guiDistance;
outPoint = vertex1;
continue;
}
}
if (!snapPlane.HasValue ||
Mathf.Abs(snapPlane.Value.Distance(vertex2)) < MathConstants.DistanceEpsilon)
{
var guiVertex2 = CameraUtility.WorldToGUIPoint(vertex2);
var guiDistance = (guiVertex2 - guiPoint).sqrMagnitude * VertexFudgeFactor;
if (guiDistance + MathConstants.DistanceEpsilon < closestDistanceSqr)
{
closestDistanceSqr = guiDistance;
outPoint = vertex2;
continue;
}
}
}
}
if ((RealtimeCSG.CSGSettings.VisibleHelperSurfaces & HelperSurfaceFlags.ShowCulledSurfaces) == HelperSurfaceFlags.ShowCulledSurfaces)
{
indices = outline.invisibleInnerLines;
vertices = outline.vertices;
if (indices != null && vertices != null)
{
for (int i = 0; i < indices.Length; i += 2)
{
var index1 = indices[i + 0];
var index2 = indices[i + 1];
var vertex1 = localToWorld.MultiplyPoint(vertices[index1]);
var vertex2 = localToWorld.MultiplyPoint(vertices[index2]);
if (!snapPlane.HasValue ||
Mathf.Abs(snapPlane.Value.Distance(vertex1)) < MathConstants.DistanceEpsilon)
{
var guiVertex1 = CameraUtility.WorldToGUIPoint(vertex1);
var guiDistance = (guiVertex1 - guiPoint).sqrMagnitude * VertexFudgeFactor;
if (guiDistance + MathConstants.DistanceEpsilon < closestDistanceSqr)
{
closestDistanceSqr = guiDistance;
outPoint = vertex1;
}
}
if (!snapPlane.HasValue ||
Mathf.Abs(snapPlane.Value.Distance(vertex1)) < MathConstants.DistanceEpsilon)
{
var guiVertex2 = CameraUtility.WorldToGUIPoint(vertex2);
var guiDistance = (guiVertex2 - guiPoint).magnitude * VertexFudgeFactor;
if (guiDistance + MathConstants.DistanceEpsilon < closestDistanceSqr)
{
closestDistanceSqr = guiDistance;
outPoint = vertex2;
}
}
}
}
}
}
if (!outPoint.HasValue || float.IsInfinity(closestDistance))
{
return(false);
}
closestDistance = Mathf.Sqrt(closestDistanceSqr);
outPosition = outPoint.Value;
outEdgePoints = FindAllEdgesThatTouchPoint(brush, outPosition);
return(true);
}
public static bool SnapToEdge(Camera camera, CSGBrush brush, CSGPlane?_snapPlane, Vector3 _worldPoint, out List <Vector3> outEdgePoints,
out Vector3 outPosition) //, float _closestDistance = float.PositiveInfinity)
{
outPosition = MathConstants.zeroVector3;
outEdgePoints = null;
if (!brush)
{
return(false);
}
var controlMesh = brush.ControlMesh;
if (controlMesh == null || camera == null)
{
return(false);
}
var snapData = new SnapData
{
// Find an edge to snap against the point we're interested in
worldPoint = _worldPoint,
guiPoint = CameraUtility.WorldToGUIPoint(_worldPoint),
closestDistance = float.PositiveInfinity,
closestDistanceSqr = float.PositiveInfinity,
snapPlane = _snapPlane,
outEdge = null,
snappedWorldPoint = MathConstants.PositiveInfinityVector3
};
var points = controlMesh.Vertices;
var edges = controlMesh.Edges;
var polygons = controlMesh.Polygons;
var localToWorld = brush.transform.localToWorldMatrix;
if (_internal_snapEdgesUsed == null ||
_internal_snapEdgesUsed.Length < edges.Length)
{
_internal_snapEdgesUsed = new bool[edges.Length];
_internal_snapVertices = new Vector3[edges.Length * 2];
}
Array.Clear(_internal_snapEdgesUsed, 0, _internal_snapEdgesUsed.Length);
_internal_snapVertexCount = 0;
for (int p = 0; p < polygons.Length; p++)
{
var edgeIndices = polygons[p].EdgeIndices;
for (int e = 0; e < edgeIndices.Length; e++)
{
var edgeIndex = edgeIndices[e];
if (!edges[edgeIndex].HardEdge)
{
continue;
}
if (_internal_snapEdgesUsed[edgeIndex])
{
continue;
}
var twin = controlMesh.GetTwinEdgeIndex(edgeIndex);
_internal_snapEdgesUsed[edgeIndex] = true;
_internal_snapEdgesUsed[twin] = true;
var twinIndex = edges[edgeIndex].TwinIndex;
var vertexIndex1 = edges[edgeIndex].VertexIndex;
var vertexIndex2 = edges[twinIndex].VertexIndex;
_internal_snapVertices[_internal_snapVertexCount + 0] = localToWorld.MultiplyPoint(points[vertexIndex1]);
_internal_snapVertices[_internal_snapVertexCount + 1] = localToWorld.MultiplyPoint(points[vertexIndex2]);
_internal_snapVertexCount += 2;
}
}
if (_internal_snapVertexCount > 0)
{
SnapToLines(_internal_snapVertices, _internal_snapVertexCount, ref snapData);
}
var outline = BrushOutlineManager.GetBrushOutline(brush.brushNodeID);
if (outline != null)
{
var vertices = outline.vertices;
var indices = outline.visibleInnerLines;
SnapToLines(indices, vertices, localToWorld, ref snapData);
if ((RealtimeCSG.CSGSettings.VisibleHelperSurfaces & HelperSurfaceFlags.ShowCulledSurfaces) == HelperSurfaceFlags.ShowCulledSurfaces)
{
indices = outline.invisibleInnerLines;
SnapToLines(indices, vertices, localToWorld, ref snapData);
}
}
if (snapData.outEdge == null ||
float.IsInfinity(snapData.closestDistanceSqr))
{
return(false);
}
snapData.closestDistance = Mathf.Sqrt(snapData.closestDistanceSqr);
outEdgePoints = snapData.outEdge;
outPosition = snapData.snappedWorldPoint;
return(true);
}
public static bool SnapToLine(Vector3 worldPoint, Vector3 worldVertex1, Vector3 worldVertex2, CSGPlane?snapPlane, out Vector3 worldSnappedPoint)
{
var localGridPoint = RealtimeCSG.CSGGrid.PointToGridSpace(worldPoint);
var localVertex1 = RealtimeCSG.CSGGrid.PointToGridSpace(worldVertex1);
var localVertex2 = RealtimeCSG.CSGGrid.PointToGridSpace(worldVertex2);
var snapVector = RealtimeCSG.CSGGrid.gridOrientation.gridSnapVector;
float minx = Mathf.Min(localVertex1.x, localVertex2.x);
float maxx = Mathf.Max(localVertex1.x, localVertex2.x);
float miny = Mathf.Min(localVertex1.y, localVertex2.y);
float maxy = Mathf.Max(localVertex1.y, localVertex2.y);
float minz = Mathf.Min(localVertex1.z, localVertex2.z);
float maxz = Mathf.Max(localVertex1.z, localVertex2.z);
var localLengthX = (maxx - minx);
var localLengthY = (maxy - miny);
var localLengthZ = (maxz - minz);
if (localLengthX < MathConstants.AlignmentTestEpsilon &&
localLengthY < MathConstants.AlignmentTestEpsilon &&
localLengthZ < MathConstants.AlignmentTestEpsilon)
{
worldSnappedPoint = worldPoint;
return(false);
}
found_points = new Vector3[6];
var point_count = 0;
if (localLengthX > MathConstants.AlignmentTestEpsilon)
{
float xv = localGridPoint.x / snapVector.x;
float x1 = Mathf.Floor(xv) * snapVector.x;
if (x1 > minx && x1 < maxx)
{
var xpos = x1;
var t = (xpos - minx) / localLengthX;
if (t > 0 && t < 1.0f)
{
var ypos = localVertex1.y + (t * (localVertex2.y - localVertex1.y));
var zpos = localVertex1.z + (t * (localVertex2.z - localVertex1.z));
var worldIntersection = RealtimeCSG.CSGGrid.PointFromGridSpace(new Vector3(xpos, ypos, zpos));
if (snapPlane.HasValue)
{
worldIntersection = snapPlane.Value.Project(worldIntersection);
}
var dist = CameraUtility.DistancePointLine(worldIntersection, worldVertex1, worldVertex2);
if (dist < MathConstants.DistanceEpsilon)
{
found_points[point_count] = worldIntersection; point_count++;
}
}
}
float x2 = Mathf.Ceil(xv) * snapVector.x;
if (x2 > minx && x2 < maxx)
{
var xpos = x2;
var t = (xpos - minx) / localLengthX;
if (t > 0 && t < 1.0f)
{
var ypos = localVertex1.y + (t * (localVertex2.y - localVertex1.y));
var zpos = localVertex1.z + (t * (localVertex2.z - localVertex1.z));
var worldIntersection = RealtimeCSG.CSGGrid.PointFromGridSpace(new Vector3(xpos, ypos, zpos));
if (snapPlane.HasValue)
{
worldIntersection = snapPlane.Value.Project(worldIntersection);
}
var dist = CameraUtility.DistancePointLine(worldIntersection, worldVertex1, worldVertex2);
if (dist < MathConstants.DistanceEpsilon)
{
found_points[point_count] = worldIntersection; point_count++;
}
}
}
}
if (localLengthY > MathConstants.AlignmentTestEpsilon)
{
float yv = localGridPoint.y / snapVector.y;
float y1 = Mathf.Floor(yv) * snapVector.y;
if (y1 > miny && y1 < maxy)
{
var ypos = y1;
var t = (ypos - miny) / localLengthY;
if (t > 0 && t < 1.0f)
{
var zpos = localVertex1.z + (t * localLengthZ);
var xpos = localVertex1.x + (t * localLengthX);
var worldIntersection = RealtimeCSG.CSGGrid.PointFromGridSpace(new Vector3(xpos, ypos, zpos));
if (snapPlane.HasValue)
{
worldIntersection = snapPlane.Value.Project(worldIntersection);
}
var dist = CameraUtility.DistancePointLine(worldIntersection, worldVertex1, worldVertex2);
if (dist < MathConstants.DistanceEpsilon)
{
found_points[point_count] = worldIntersection; point_count++;
}
}
}
float y2 = Mathf.Ceil(yv) * snapVector.y;
if (y2 > miny && y2 < maxy)
{
var ypos = y2;
var t = (ypos - miny) / localLengthY;
if (t > 0 && t < 1.0f)
{
var zpos = localVertex1.z + (t * localLengthZ);
var xpos = localVertex1.x + (t * localLengthX);
var worldIntersection = RealtimeCSG.CSGGrid.PointFromGridSpace(new Vector3(xpos, ypos, zpos));
if (snapPlane.HasValue)
{
worldIntersection = snapPlane.Value.Project(worldIntersection);
}
var dist = CameraUtility.DistancePointLine(worldIntersection, worldVertex1, worldVertex2);
if (dist < MathConstants.DistanceEpsilon)
{
found_points[point_count] = worldIntersection; point_count++;
}
}
}
}
if (localLengthZ > MathConstants.AlignmentTestEpsilon)
{
float zv = localGridPoint.z / snapVector.z;
float z1 = Mathf.Floor(zv) * snapVector.z;
if (z1 > minz && z1 < maxz)
{
var zpos = z1;
var t = (zpos - minz) / localLengthZ;
if (t > 0 && t < 1.0f)
{
var xpos = localVertex1.x + (t * (localVertex2.x - localVertex1.x));
var ypos = localVertex1.y + (t * (localVertex2.y - localVertex1.y));
var worldIntersection = RealtimeCSG.CSGGrid.PointFromGridSpace(new Vector3(xpos, ypos, zpos));
if (snapPlane.HasValue)
{
worldIntersection = snapPlane.Value.Project(worldIntersection);
}
var dist = CameraUtility.DistancePointLine(worldIntersection, worldVertex1, worldVertex2);
if (dist < MathConstants.DistanceEpsilon)
{
found_points[point_count] = worldIntersection; point_count++;
}
}
}
float z2 = Mathf.Ceil(zv) * snapVector.z;
if (z2 > minz && z2 < maxz)
{
var zpos = z2;
var t = (zpos - minz) / localLengthZ;
if (t > 0 && t < 1.0f)
{
var xpos = localVertex1.x + (t * (localVertex2.x - localVertex1.x));
var ypos = localVertex1.y + (t * (localVertex2.y - localVertex1.y));
var worldIntersection = RealtimeCSG.CSGGrid.PointFromGridSpace(new Vector3(xpos, ypos, zpos));
if (snapPlane.HasValue)
{
worldIntersection = snapPlane.Value.Project(worldIntersection);
}
var dist = CameraUtility.DistancePointLine(worldIntersection, worldVertex1, worldVertex2);
if (dist < MathConstants.DistanceEpsilon)
{
found_points[point_count] = worldIntersection; point_count++;
}
}
}
}
if (point_count == 0)
{
worldSnappedPoint = MathConstants.zeroVector3;
return(false);
}
if (point_count == 1)
{
worldSnappedPoint = found_points[0];
return(true);
}
float found_dist = (found_points[0] - worldPoint).sqrMagnitude;
int found_index = 0;
for (int i = 1; i < point_count; i++)
{
float dist = (found_points[i] - worldPoint).sqrMagnitude;
if (found_dist > dist)
{
found_dist = dist;
found_index = i;
}
}
worldSnappedPoint = found_points[found_index];
return(true);
}
public static Vector3 SnapToWorld(Camera camera, CSGPlane snapPlane, Vector3 unsnappedPosition, Vector3 snappedPosition, ref List <Vector3> snappingEdges, out CSGBrush snappedOnBrush, CSGBrush[] ignoreBrushes = null)
{
snappedOnBrush = null;
test_points[0] = unsnappedPosition;
test_points[1] = snappedPosition;
worldIntersections.Clear();
for (int i = 0; i < test_points.Length; i++)
{
var test_point2D = CameraUtility.WorldToGUIPoint(test_points[i]);
LegacyBrushIntersection intersection;
if (SceneQueryUtility.FindWorldIntersection(camera, test_point2D, out intersection))
{
if (intersection.brush &&
intersection.brush.ControlMesh != null)
{
intersection.worldIntersection = GeometryUtility.ProjectPointOnPlane(snapPlane, intersection.worldIntersection);
worldIntersections.Add(intersection);
}
}
}
var old_difference = snappedPosition - unsnappedPosition;
var old_difference_magnitude = old_difference.magnitude * 1.5f;
Vector3 newSnappedPoint = snappedPosition;
CSGPlane?snappingPlane = snapPlane;
for (int i = 0; i < worldIntersections.Count; i++)
{
if (ignoreBrushes != null &&
ArrayUtility.Contains(ignoreBrushes, worldIntersections[i].brush))
{
continue;
}
List <Vector3> outEdgePoints;
Vector3 outPosition;
if (GridUtility.SnapToVertices(worldIntersections[i].brush,
snappingPlane, unsnappedPosition,
out outEdgePoints,
out outPosition))
{
var new_difference = outPosition - unsnappedPosition;
var new_difference_magnitude = new_difference.magnitude;
if (new_difference_magnitude <= old_difference_magnitude + MathConstants.EqualityEpsilon)
{
old_difference_magnitude = new_difference_magnitude;
newSnappedPoint = outPosition;
snappingEdges = outEdgePoints;
snappedOnBrush = worldIntersections[i].brush;
}
}
if (GridUtility.SnapToEdge(camera,
worldIntersections[i].brush, snappingPlane ?? worldIntersections[i].worldPlane,
worldIntersections[i].worldIntersection,
out outEdgePoints,
out outPosition))
{
var new_difference = outPosition - unsnappedPosition;
var new_difference_magnitude = new_difference.magnitude * 1.1f;
if (new_difference_magnitude <= old_difference_magnitude + MathConstants.EqualityEpsilon)
{
old_difference_magnitude = new_difference_magnitude;
newSnappedPoint = outPosition;
snappingEdges = outEdgePoints;
snappedOnBrush = worldIntersections[i].brush;
}
}
}
//snappingEdges = FindAllEdgesThatTouchPoint(snappedOnBrush, newSnappedPoint);
return(newSnappedPoint);
}
// static Rect? currentMarqueRect = null;
// Update rectangle selection using reflection
// This is hacky, dangerous & the only way to do this ..
static void UpdateRectSelection(SceneView sceneView, int s_RectSelectionID_instance)
{
if (!reflectionSucceeded)
{
// currentMarqueRect = null;
prevStartGUIPoint = new Vector2(float.PositiveInfinity, float.PositiveInfinity);
prevMouseGUIPoint = prevStartGUIPoint;
prevStartScreenPoint = MathConstants.zeroVector2;
prevMouseScreenPoint = MathConstants.zeroVector2;
rectFoundGameObjects.Clear();
return;
}
// check if we're rect-selecting
if (GUIUtility.hotControl == s_RectSelectionID_instance)
{
var typeForControl = Event.current.GetTypeForControl(s_RectSelectionID_instance);
if (typeForControl == EventType.Used ||
Event.current.commandName == "ModifierKeysChanged")
{
// m_RectSelection field of SceneView
var m_RectSelection_instance = m_RectSelection_field.GetValue(sceneView);
// m_RectSelecting field of RectSelection instance
var m_RectSelecting_instance = (bool)m_RectSelecting_field.GetValue(m_RectSelection_instance);
if (m_RectSelecting_instance)
{
// m_SelectStartPoint of RectSelection instance
var m_SelectStartPoint_instance = (Vector2)m_SelectStartPoint_field.GetValue(m_RectSelection_instance);
// m_SelectMousePoint of RectSelection instance
var m_SelectMousePoint_instance = (Vector2)m_SelectMousePoint_field.GetValue(m_RectSelection_instance);
// determine if our frustum changed since the last time
bool modified = false;
bool needUpdate = false;
if (prevStartGUIPoint != m_SelectStartPoint_instance)
{
prevStartGUIPoint = m_SelectStartPoint_instance;
prevStartScreenPoint = Event.current.mousePosition;
needUpdate = true;
}
if (prevMouseGUIPoint != m_SelectMousePoint_instance)
{
prevMouseGUIPoint = m_SelectMousePoint_instance;
prevMouseScreenPoint = Event.current.mousePosition;
needUpdate = true;
}
if (needUpdate)
{
//var rect = CameraUtility.PointsToRect(prevStartGUIPoint, prevMouseGUIPoint);
//var frustum = CameraUtility.GetCameraSubFrustumGUI(Camera.current, rect);
var rect = CameraUtility.PointsToRect(prevStartScreenPoint, prevMouseScreenPoint);
if (rect.width > 3 && rect.height > 3)
{
var frustum = CameraUtility.GetCameraSubFrustumGUI(Camera.current, rect);
// currentMarqueRect = rect;
// Find all the brushes (and it's gameObjects) that are in the frustum
if (SceneQueryUtility.GetItemsInFrustum(frustum.Planes,
rectFoundGameObjects))
{
modified = true;
}
else
{
if (rectFoundGameObjects != null &&
rectFoundGameObjects.Count > 0)
{
rectFoundGameObjects.Clear();
modified = true;
}
}
}
}
GameObject[] currentSelection = null;
var m_LastSelection_instance = (Dictionary <GameObject, bool>)m_LastSelection_field.GetValue(m_RectSelection_instance);
var m_SelectionStart_instance = (UnityEngine.Object[])m_SelectionStart_field.GetValue(m_RectSelection_instance);
if (modified &&
rectFoundGameObjects != null &&
rectFoundGameObjects.Count > 0)
{
if (CSGBrushEditorManager.ActiveTool == null)
{
if (CSGBrushEditorManager.EditMode != ToolEditMode.Object ||
CSGBrushEditorManager.EditMode != ToolEditMode.Mesh)
{
CSGBrushEditorManager.EditMode = ToolEditMode.Object;
}
}
foreach (var obj in rectFoundGameObjects)
{
// if it hasn't already been added, add the obj
if (!m_LastSelection_instance.ContainsKey(obj))
{
m_LastSelection_instance.Add(obj, false);
}
// Remove models that we may have selected when we should be selecting it's brushes
var model = obj.GetComponentInParent <CSGModel>();
if (model != null)
{
var modelObj = model.gameObject;
if (model != null &&
modelObj != obj &&
m_LastSelection_instance.ContainsKey(modelObj) &&
!ArrayUtility.Contains(m_SelectionStart_instance, modelObj))
{
m_LastSelection_instance.Remove(modelObj);
modified = true;
}
}
}
currentSelection = m_LastSelection_instance.Keys.ToArray();
m_CurrentSelection_field.SetValue(m_RectSelection_instance, currentSelection);
}
for (int j = m_SelectionStart_instance.Length - 1; j >= 0; j--)
{
var obj = m_SelectionStart_instance[j] as GameObject;
if (obj == null)
{
continue;
}
if (obj.GetComponent <GeneratedMeshInstance>() != null)
{
ArrayUtility.RemoveAt(ref m_SelectionStart_instance, j);
m_LastSelection_instance.Remove(obj);
m_SelectionStart_field.SetValue(m_RectSelection_instance, m_SelectionStart_instance);
modified = true;
}
}
if ( //(rectFoundGameObjects != null && rectFoundGameObjects.Length > 0) &&
(Event.current.commandName == "ModifierKeysChanged" || modified))
{
if (currentSelection == null || modified)
{
currentSelection = m_LastSelection_instance.Keys.ToArray();
}
var foundObjects = currentSelection;
for (int j = foundObjects.Length - 1; j >= 0; j--)
{
var obj = foundObjects[j];
if (obj == null || obj.GetComponent <GeneratedMeshInstance>() != null)
{
ArrayUtility.RemoveAt(ref foundObjects, j);
m_LastSelection_instance.Remove(obj);
m_SelectionStart_field.SetValue(m_RectSelection_instance, m_SelectionStart_instance);
}
}
var selectionTypeNormal = SelectionType_Normal;
if (Event.current.shift)
{
selectionTypeNormal = SelectionType_Additive;
}
else
if (EditorGUI.actionKey)
{
selectionTypeNormal = SelectionType_Subtractive;
}
// calling static method UpdateSelection of RectSelection
UpdateSelection_method.Invoke(null,
new object[] {
m_SelectionStart_instance,
foundObjects,
selectionTypeNormal,
m_RectSelecting_instance
});
}
}
}
}
if (GUIUtility.hotControl != s_RectSelectionID_instance)
{
prevStartGUIPoint = MathConstants.zeroVector2;
prevMouseGUIPoint = MathConstants.zeroVector2;
rectFoundGameObjects.Clear();
// currentMarqueRect = null;
}
}
