private void KeepSnappedHierarchyInSnapSurfaceArea(GameObject hierarchyRoot, ProjectedBoxFacePivotPoints projectedHierarchyBoxFacePivotPoints)
{
OrientedBox hierarchyWorldOrientedBox = hierarchyRoot.GetHierarchyWorldOrientedBox();
List <Vector3> worldBoxPoints = hierarchyWorldOrientedBox.GetCenterAndCornerPoints();
XZOrientedQuad3D snapSurfaceQuad = _objectSnapSurface.SurfaceQuad;
List <Plane> quadSegmentPlanes = snapSurfaceQuad.GetBoundarySegmentPlanesFacingOutward();
List <Vector3> pushVectors = new List <Vector3>(quadSegmentPlanes.Count);
// All box points which are in front of the surface quad's plane are outside
// the surface so we will have to push them back.
for (int segmentPlaneIndex = 0; segmentPlaneIndex < quadSegmentPlanes.Count; ++segmentPlaneIndex)
{
Plane segmentPlane = quadSegmentPlanes[segmentPlaneIndex];
Vector3 furthestPointInFront;
if (segmentPlane.GetFurthestPointInFront(worldBoxPoints, out furthestPointInFront))
{
Vector3 projectedPoint = segmentPlane.ProjectPoint(furthestPointInFront);
pushVectors.Add(projectedPoint - furthestPointInFront);
}
}
Transform hierarchyRootTransform = hierarchyRoot.transform;
foreach (Vector3 pushVector in pushVectors)
{
hierarchyRootTransform.position += pushVector;
projectedHierarchyBoxFacePivotPoints.MovePoints(pushVector);
}
}
private void RenderAllPivotPoints(ProjectedBoxFacePivotPoints projectedBoxFacePivotPoints, ObjectPivotPointsRenderSettings pivotPointsRenderSettings)
{
List <Vector3> allPivotPoints = projectedBoxFacePivotPoints.AllPoints;
if (allPivotPoints.Count != 0)
{
ProjectedBoxFacePivotPointsRenderSettings renderSettings = pivotPointsRenderSettings.ProjectedBoxFacePivotPointsRenderSettings;
IPivotPointRenderer objectPivotPointRenderer = PivotPointRendererFactory.Create(pivotPointsRenderSettings.ShapeType);
Color activePivotPointFillColor = renderSettings.ActivePivotPointRenderSettings.FillColor;
Color inactivePivotPointFillColor = renderSettings.InactivePivotPointRenderSettings.FillColor;
Color activePivotPointBorderLineColor = renderSettings.ActivePivotPointRenderSettings.BorderLineColor;
Color inactivePivotPointBorderLineColor = renderSettings.InactivePivotPointRenderSettings.BorderLineColor;
float pivotPointSizeInPixels = pivotPointsRenderSettings.PivotPointSizeInPixels;
float activePivotPointScale = renderSettings.ActivePivotPointRenderSettings.Scale;
float inactivePivotPointScale = renderSettings.InactivePivotPointRenderSettings.Scale;
if (renderSettings.InactivePivotPointRenderSettings.IsVisible)
{
for (int pivotPointIndex = 0; pivotPointIndex < allPivotPoints.Count; ++pivotPointIndex)
{
if (pivotPointIndex != projectedBoxFacePivotPoints.IndexOfActivePoint)
{
objectPivotPointRenderer.Render(allPivotPoints[pivotPointIndex], inactivePivotPointFillColor, inactivePivotPointBorderLineColor, pivotPointSizeInPixels * inactivePivotPointScale);
}
}
}
if (renderSettings.ActivePivotPointRenderSettings.IsVisible)
{
objectPivotPointRenderer.Render(allPivotPoints[projectedBoxFacePivotPoints.IndexOfActivePoint], activePivotPointFillColor, activePivotPointBorderLineColor, pivotPointSizeInPixels * activePivotPointScale);
}
}
}
public void SnapHierarchyToNearbyObjects(GameObject hierarchyRoot, ProjectedBoxFacePivotPoints projectedBoxFacePivotPoints)
{
Object2ObjectSnap.SnapResult snapResult = Object2ObjectSnap.Snap(hierarchyRoot, Settings.ObjectToObjectSnapEpsilon, ObjectSnapping.Get().ObjectSnapMask.ObjectCollectionMask.GetAllMaskedGameObjects());
if (snapResult.WasSnapped)
{
projectedBoxFacePivotPoints.MovePoints(snapResult.SnapDestination - snapResult.SnapPivot);
}
}
public ProjectedBoxFacePivotPoints TakeSnapshot()
{
var projectedBoxFacePivotPoints = new ProjectedBoxFacePivotPoints();
projectedBoxFacePivotPoints._pivotPointCollection = _pivotPointCollection.TakeSnapshot();
projectedBoxFacePivotPoints._unprojectedPivotPoints = GetUnprojectedPivotPoints();
projectedBoxFacePivotPoints._pointsPlane = PointsPlane;
return(projectedBoxFacePivotPoints);
}
public void RenderGizmos(ProjectedBoxFacePivotPoints projectedBoxFacePivotPoints, ObjectPivotPointsRenderSettings pivotPointsRenderSettings)
{
if (ObjectPlacementGuide.ExistsInSceneAndIsActive &&
SceneViewCamera.Instance.IsGameObjectHierarchyVisible(ObjectPlacementGuide.SceneObject))
{
RenderPivotPointConnectionLines(projectedBoxFacePivotPoints, pivotPointsRenderSettings);
RenderPivotPointProjectionLines(projectedBoxFacePivotPoints, pivotPointsRenderSettings);
RenderAllPivotPoints(projectedBoxFacePivotPoints, pivotPointsRenderSettings);
}
}
private void RenderPivotPointConnectionLines(ProjectedBoxFacePivotPoints projectedBoxFacePivotPoints, ObjectPivotPointsRenderSettings pivotPointsRenderSettings)
{
ProjectedBoxFacePivotPointsRenderSettings renderSettings = pivotPointsRenderSettings.ProjectedBoxFacePivotPointsRenderSettings;
if (renderSettings.RenderPivotPointConnectionLines)
{
List <Vector3> pivotPointsNoCenter = projectedBoxFacePivotPoints.GetAllPointsExcludingCenter();
if (pivotPointsNoCenter.Count != 0)
{
GizmosEx.RenderLinesBetweenPoints(pivotPointsNoCenter, renderSettings.PivotPointConnectionLineColor);
}
}
}
public void SnapObjectHierarchy(GameObject hierarchyRoot, ProjectedBoxFacePivotPoints projectedBoxFacePivotPoints, float offsetFromSnapSurface)
{
_objectSnapSurface.FromMouseCursorRayHit(GetCursorRayHit());
if (_objectSnapSurface.IsValid)
{
OrientedBox hierarchyWorldOrientedBox = hierarchyRoot.GetHierarchyWorldOrientedBox();
if (!hierarchyWorldOrientedBox.IsValid())
{
return;
}
Vector3 pivotPoint = projectedBoxFacePivotPoints.ActivePoint;
if (Settings.UseOriginalPivot)
{
pivotPoint = hierarchyRoot.transform.position;
}
if (Settings.SnapToCursorHitPoint || Settings.EnableObjectToObjectSnap)
{
SnapObjectHierarchyPosition(hierarchyRoot, pivotPoint, _objectSnapSurface.CursorPickPoint, projectedBoxFacePivotPoints, offsetFromSnapSurface);
}
else
{
if (_objectSnapSurface.SurfaceType == SnapSurfaceType.GridCell && Settings.SnapCenterToCenterForXZGrid && !Settings.UseOriginalPivot)
{
SnapObjectHierarchyToCenterOfSnapSurface(hierarchyRoot, projectedBoxFacePivotPoints.CenterPoint, projectedBoxFacePivotPoints, offsetFromSnapSurface);
}
else
if (_objectSnapSurface.SurfaceType == SnapSurfaceType.ObjectCollider && Settings.SnapCenterToCenterForObjectSurface && !Settings.UseOriginalPivot)
{
SnapObjectHierarchyToCenterOfSnapSurface(hierarchyRoot, projectedBoxFacePivotPoints.CenterPoint, projectedBoxFacePivotPoints, offsetFromSnapSurface);
}
else
{
SnapObjectHierarchyPosition(hierarchyRoot, pivotPoint, _objectSnapSurface.GetSnapDestinationPointClosestToCursorPickPoint(), projectedBoxFacePivotPoints, offsetFromSnapSurface);
}
if (AllShortcutCombos.Instance.KeepSnappedHierarchyInSnapSurfaceArea.IsActive())
{
KeepSnappedHierarchyInSnapSurfaceArea(hierarchyRoot, projectedBoxFacePivotPoints);
}
}
if (Settings.EnableObjectToObjectSnap)
{
SnapHierarchyToNearbyObjects(hierarchyRoot, projectedBoxFacePivotPoints);
}
}
}
private void RenderPivotPointProjectionLines(ProjectedBoxFacePivotPoints projectedBoxFacePivotPoints, ObjectPivotPointsRenderSettings pivotPointsRenderSettings)
{
ProjectedBoxFacePivotPointsRenderSettings renderSettings = pivotPointsRenderSettings.ProjectedBoxFacePivotPointsRenderSettings;
if (renderSettings.RenderProjectionLines)
{
List <Vector3> allPivotPoints = projectedBoxFacePivotPoints.AllPoints;
if (allPivotPoints.Count != 0)
{
Color projectionLineColor = renderSettings.ProjectionLineColor;
List <Vector3> unprojectedPoints = projectedBoxFacePivotPoints.GetUnprojectedPivotPoints();
for (int pointIndex = 0; pointIndex < unprojectedPoints.Count; ++pointIndex)
{
GizmosEx.RenderLine(allPivotPoints[pointIndex], unprojectedPoints[pointIndex], projectionLineColor);
}
}
}
}
public void UpdateProjectedBoxFacePivotPoints(GameObject hierarchyRoot, ProjectedBoxFacePivotPoints projectedBoxFacePivotPoints, bool keepCurrentSnapSurface)
{
OrientedBox hierarchyWorldOrientedBox = hierarchyRoot.GetHierarchyWorldOrientedBox();
if (!hierarchyWorldOrientedBox.IsValid())
{
return;
}
if (keepCurrentSnapSurface)
{
if (!_objectSnapSurface.IsValid)
{
return;
}
projectedBoxFacePivotPoints.FromOrientedBoxAndSnapSurface(hierarchyWorldOrientedBox, _objectSnapSurface);
}
else
{
_objectSnapSurface.FromMouseCursorRayHit(GetCursorRayHit());
projectedBoxFacePivotPoints.FromOrientedBoxAndSnapSurface(hierarchyWorldOrientedBox, _objectSnapSurface);
}
}
private void SnapObjectHierarchyPosition(GameObject hierarchyRoot, Vector3 snapPivotPoint, Vector3 snapDestinationPoint, ProjectedBoxFacePivotPoints projectedBoxFacePivotPoints, float offsetFromSnapSurface)
{
snapDestinationPoint += _objectSnapSurface.Plane.normal * offsetFromSnapSurface;
Transform hierarchyRootTransform = hierarchyRoot.transform;
Vector3 snapVector = hierarchyRootTransform.position - snapPivotPoint;
hierarchyRootTransform.position = snapDestinationPoint + snapVector;
projectedBoxFacePivotPoints.MovePoints(snapDestinationPoint - snapPivotPoint);
}
public void SnapObjectHierarchyToCenterOfSnapSurface(GameObject hierarchyRoot, Vector3 snapPivotPoint, ProjectedBoxFacePivotPoints projectedBoxFacePivotPoints, float offsetFromSnapSurface)
{
_objectSnapSurface.FromMouseCursorRayHit(GetCursorRayHit());
if (_objectSnapSurface.IsValid)
{
OrientedBox hierarchyWorldOrientedBox = hierarchyRoot.GetHierarchyWorldOrientedBox();
if (!hierarchyWorldOrientedBox.IsValid())
{
return;
}
SnapObjectHierarchyPosition(hierarchyRoot, snapPivotPoint, _objectSnapSurface.Center, projectedBoxFacePivotPoints, offsetFromSnapSurface);
}
}
public void SnapHierarchyToNearbyObjects(GameObject hierarchyRoot, ProjectedBoxFacePivotPoints projectedBoxFacePivotPoints)
{
Vector3 chosenSnapDestination = Vector3.zero, chosenSnapPivot = Vector3.zero;
float minDistance = float.MaxValue;
float snapEpsilon = Settings.ObjectToObjectSnapEpsilon;
// Snapping will only work if there is at least one mesh object in the hierarchy or at least one sprite renderer
// with a valid sprite. So we will first get that out of the way. If this condition is not met, we will just return.
List <GameObject> meshObjectsInHierarchy = hierarchyRoot.GetHierarchyObjectsWithMesh();
List <GameObject> spriteObjectsInHierarchy = hierarchyRoot.GetHierarchyObjectsWithSprites();
if (meshObjectsInHierarchy.Count == 0 && spriteObjectsInHierarchy.Count == 0)
{
return;
}
// When snapping, we will need to collect the nearby snap destination points (e.g. vertices or box corner points).
// In order to do this we will perform an overlap test using the hierarchy's world box. The size of the box is
// increased by 'snapEpsilon' on all axes to account for the snap espilon.
Box hierarchyWorldBox = hierarchyRoot.GetHierarchyWorldBox();
if (!hierarchyWorldBox.IsValid())
{
return;
}
Box hierarchyQueryBox = hierarchyWorldBox;
hierarchyQueryBox.Size = hierarchyQueryBox.Size + Vector3.one * snapEpsilon;
// Acquire the nearby objects that contain the possible snap destination points
List <GameObject> nearbyObjects = Octave3DScene.Get().OverlapBox(hierarchyQueryBox);
if (nearbyObjects.Count == 0)
{
return;
}
// If the user chose vertex snapping, we will only continue if we have at least one mesh in our hierarchy.
// Otherwise we will resort to box snapping.
if (Settings.ObjectToObjectSnapMode == ObjectToObjectSnapMode.Vertex && meshObjectsInHierarchy.Count != 0)
{
foreach (GameObject gameObject in nearbyObjects)
{
Box objectWorldBox = Box.GetInvalid();
// We will first attempt to retrieve the mesh's world box
Mesh objectMesh = gameObject.GetMeshFromFilterOrSkinnedMeshRenderer();
bool objectHasMesh = objectMesh != null;
Octave3DMesh objectOctave3DMesh = Octave3DMeshDatabase.Get().GetOctave3DMesh(objectMesh);
if (objectOctave3DMesh == null)
{
objectHasMesh = false;
}
if (objectHasMesh)
{
objectWorldBox = gameObject.GetMeshWorldBox();
}
// If the world box is still invalid, we will acquire the object's sprite world box.
if (objectWorldBox.IsInvalid())
{
if (gameObject.HasSpriteRendererWithSprite())
{
objectWorldBox = gameObject.GetNonMeshWorldBox();
}
}
// If at this point the box is still invalid, it most likely means that the object doesn't have
// a mesh or a sprite attached to it, so we will go on to the next iteration of the loop.
if (objectWorldBox.IsInvalid())
{
continue;
}
Box objectQueryBox = objectWorldBox;
objectQueryBox.Size += Vector3.one * snapEpsilon;
// At this point, we have a valid world box, but we need to check if it comes from a mesh or from
// a sprite. If it's from a mesh, we will perform the vertex-to-vertex snap. Otherwise, we will
// snap the vertices of all meshes in our hierarchy to the corner points of the sprite.
if (objectHasMesh)
{
// Detect the object vertices which are overlapped by the hierarchy box
List <Vector3> objectOverlappedVerts = objectOctave3DMesh.GetOverlappedWorldVerts(hierarchyQueryBox, gameObject.transform.GetWorldMatrix());
// Loop through all meshes in the hierarchy
foreach (var meshObjInHierarchy in meshObjectsInHierarchy)
{
Mesh hierarchyMesh = meshObjInHierarchy.GetMeshFromFilterOrSkinnedMeshRenderer();
if (hierarchyMesh == null)
{
continue;
}
Octave3DMesh hierarchyOctave3DMesh = Octave3DMeshDatabase.Get().GetOctave3DMesh(hierarchyMesh);
if (hierarchyOctave3DMesh == null)
{
continue;
}
// Detect all vertices inside the mesh which are overlapped by the object's box (inverse operation of what we performed in the
// beginning). The idea is to collect all source vertices that could pottentially intersect with each other.
List <Vector3> hierarchyMeshOverlappedVerts = hierarchyOctave3DMesh.GetOverlappedWorldVerts(objectQueryBox, meshObjInHierarchy.transform.GetWorldMatrix());
foreach (Vector3 hierarchyVertex in hierarchyMeshOverlappedVerts)
{
foreach (Vector3 objectVertex in objectOverlappedVerts)
{
float distance = (hierarchyVertex - objectVertex).magnitude;
if (distance < minDistance)
{
minDistance = distance;
chosenSnapDestination = objectVertex;
chosenSnapPivot = hierarchyVertex;
}
}
}
}
}
else
{
List <Vector3> spriteWorldCornerPoints = objectWorldBox.GetCornerPoints();
foreach (var meshObjInHierarchy in meshObjectsInHierarchy)
{
Mesh hierarchyMesh = meshObjInHierarchy.GetMeshFromFilterOrSkinnedMeshRenderer();
if (hierarchyMesh == null)
{
continue;
}
Octave3DMesh hierarchyOctave3DMesh = Octave3DMeshDatabase.Get().GetOctave3DMesh(hierarchyMesh);
if (hierarchyOctave3DMesh == null)
{
continue;
}
List <Vector3> hierarchyMeshOverlappedVerts = hierarchyOctave3DMesh.GetOverlappedWorldVerts(objectQueryBox, meshObjInHierarchy.transform.GetWorldMatrix());
foreach (Vector3 hierarchyVertex in hierarchyMeshOverlappedVerts)
{
foreach (Vector3 spriteCornerPt in spriteWorldCornerPoints)
{
float distance = (hierarchyVertex - spriteCornerPt).magnitude;
if (distance < minDistance)
{
minDistance = distance;
chosenSnapDestination = spriteCornerPt;
chosenSnapPivot = hierarchyVertex;
}
}
}
}
}
}
}
else
{
List <Vector3> hierarchyBoxCornerPoints = hierarchyWorldBox.GetCornerPoints();
foreach (GameObject gameObject in nearbyObjects)
{
Box objectWorldBox = Box.GetInvalid();
Mesh objectMesh = gameObject.GetMeshFromFilterOrSkinnedMeshRenderer();
if (objectMesh != null)
{
objectWorldBox = gameObject.GetMeshWorldBox();
}
if (objectWorldBox.IsInvalid() && gameObject.HasSpriteRendererWithSprite())
{
objectWorldBox = gameObject.GetNonMeshWorldBox();
}
if (objectWorldBox.IsInvalid())
{
continue;
}
List <Vector3> worldBoxCornerPoints = objectWorldBox.GetCornerPoints();
foreach (Vector3 hierarchyBoxPt in hierarchyBoxCornerPoints)
{
foreach (Vector3 objectMeshBoxPt in worldBoxCornerPoints)
{
float distance = (hierarchyBoxPt - objectMeshBoxPt).magnitude;
if (distance < minDistance)
{
minDistance = distance;
chosenSnapDestination = objectMeshBoxPt;
chosenSnapPivot = hierarchyBoxPt;
}
}
}
}
}
if (minDistance < snapEpsilon)
{
SnapObjectHierarchyPosition(hierarchyRoot, chosenSnapPivot, chosenSnapDestination, projectedBoxFacePivotPoints, 0.0f);
}
}