public void getOrientation()
{
Document doc = this.ActiveUIDocument.Document;
View currentView = this.ActiveUIDocument.ActiveView;
View3D v3D = (currentView as View3D);
ViewOrientation3D vOrient = v3D.GetOrientation();
XYZ eye = vOrient.EyePosition;
XYZ forward = vOrient.ForwardDirection;
XYZ up = vOrient.UpDirection;
String eyex = (eye.X).ToString();
String eyey = (eye.Y).ToString();
String eyez = (eye.Z).ToString();
String eyeXYZ = "eye orientation is \nX: " + eyex + "\nY: " + eyey + "\nZ: " + eyez;
String forwardx = (forward.X).ToString();
String forwardy = (forward.Y).ToString();
String forwardz = (forward.Z).ToString();
String forwardXYZ = "forward orientation is\nX: " + forwardx + "\nY: " + forwardy + "\nZ: " + forwardz;
String upx = (up.X).ToString();
String upy = (up.Y).ToString();
String upz = (up.Z).ToString();
String upXYZ = "up orientation is \nX: " + upx + "\nY: " + upy + "\nZ: " + upz;
TaskDialog.Show("View Orientation", eyeXYZ + "\n" + forwardXYZ + "\n" + upXYZ);
}
/// <summary>
/// Return relevant 3D view information (from
/// Revit API documentation help file sample).
/// </summary>
static string GetView3dInfo(View3D view3d)
{
string message = "3D View: ";
// The position of the camera and view direction.
ViewOrientation3D ori = view3d.GetOrientation();
XYZ peye = ori.EyePosition;
XYZ vforward = ori.ForwardDirection;
XYZ vup = ori.UpDirection;
message += string.Format(
"\r\nCamera position: {0}"
+ "\r\nView direction: {1}"
+ "\r\nUp direction: {2}",
Util.PointString(peye),
Util.PointString(vforward),
Util.PointString(vup));
// Identifies whether the view is a perspective view.
if (view3d.IsPerspective)
{
message += "\r\nThe view is a perspective view.";
}
// The section box of the 3D view can cut the model.
if (view3d.IsSectionBoxActive)
{
BoundingBoxXYZ sectionBox = view3d.GetSectionBox();
// Note that the section box can be rotated
// and transformed. So the min/max corners
// coordinates relative to the model must be
// computed via the transform.
Transform trf = sectionBox.Transform;
XYZ max = sectionBox.Max; // Maximum coordinates (upper-right-front corner of the box before transform is applied).
XYZ min = sectionBox.Min; // Minimum coordinates (lower-left-rear corner of the box before transform is applied).
// Transform the min and max to model coordinates
XYZ maxInModelCoords = trf.OfPoint(max);
XYZ minInModelCoords = trf.OfPoint(min);
message += "\r\nView has an active section box: ";
message += "\r\n'Maximum' coordinates: "
+ Util.PointString(maxInModelCoords);
message += "\r\n'Minimum' coordinates: "
+ Util.PointString(minInModelCoords);
}
return(message);
}
private static void CreatePerspectiveFrom3D(UIDocument uiDoc, View3D view3D)
{
var viewOrientation3D = view3D.GetOrientation();
var centerOfScreen = UserView.GetMiddleOfActiveViewWindow(UserView.ActiveUIView(uiDoc, view3D));
var view = View3D.CreatePerspective(uiDoc.Document,
UserView.Get3DViewFamilyTypes(uiDoc.Document).First().Id);
view.SetOrientation(new ViewOrientation3D(
new XYZ(centerOfScreen.X, centerOfScreen.Y, viewOrientation3D.EyePosition.Z),
viewOrientation3D.UpDirection, viewOrientation3D.ForwardDirection));
view.Dispose();
viewOrientation3D.Dispose();
}
public static List <LocalGrid> GetLocalGrids(List <Grid> revitGrids, View3D view3D, List <XYZ> conners, Rectangle viewRect)
{
var retDatas = new List <LocalGrid>();
var transform = Autodesk.Revit.DB.Transform.Identity;
transform.BasisX = view3D.RightDirection;
var ori = view3D.GetOrientation();
transform.BasisZ = ori.ForwardDirection;
transform.BasisY = ori.ForwardDirection.CrossProduct(view3D.RightDirection);
var newLocation = new System.Drawing.PointF(viewRect.Left, viewRect.Top);
var width = (viewRect.Right - viewRect.Left) * 1.0;
var height = (viewRect.Bottom - viewRect.Top) * 1.0;
var yLine = Line.CreateUnbound(conners[0], transform.BasisY);
var xLine = Line.CreateUnbound(conners[0], transform.BasisX);
var revitWidth = yLine.Distance(conners[1]);
var revitHeight = xLine.Distance(conners[1]);
var revitConner0 = conners[0];
var revitConner1 = revitConner0 + transform.BasisX * revitWidth;
var revitConner2 = conners[1];
var revitConner3 = revitConner0 - transform.BasisY * revitHeight;
transform.Origin = revitConner3;
var leftBottom = ProjectToPlane(transform, revitConner0);
var rightBottom = ProjectToPlane(transform, revitConner1);
var rightTop = ProjectToPlane(transform, revitConner2);
var leftTop = ProjectToPlane(transform, revitConner3);
var xRatio = width / (leftTop.DistanceTo(rightTop));
var yRatio = height / (leftTop.DistanceTo(leftBottom));
foreach (var grid in revitGrids)
{
var curve = grid.Curve;
if (curve != null)
{
var localPoints = curve
.Tessellate()
.Select(a => ProjectToPlane(transform, a))
.Select(a => a - leftTop)
.Select(a => new System.Drawing.PointF((float)(a.X * xRatio), (float)(a.Y * yRatio)))
.ToList();
retDatas.Add(new LocalGrid(grid.Name, localPoints));
}
}
return(retDatas);
}
public CameraViewInfo(View3D view3d)
{
ViewId = view3d.Id.IntegerValue;
ViewName = view3d.Name;
ViewTemplateId = view3d.ViewTemplateId;
Orientation = view3d.GetOrientation();
IsCropBoxOn = view3d.CropBoxActive;
CropBox = view3d.CropBox;
IsSectionBoxOn = view3d.IsSectionBoxActive;
SectionBox = view3d.GetSectionBox();
Display = view3d.DisplayStyle;
GetParameters(view3d.Parameters);
}
////[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Reliability", "CA2000:Dispose objects before losing scope")]
private static void CreatePerspectiveFrom3D(UIDocument udoc, View3D view)
{
var v = view.GetOrientation();
using (var t = new Transaction(udoc.Document))
{
if (t.Start("Create perspective view") == TransactionStatus.Started)
{
var centreOfScreen = GetMiddleOfActiveViewWindow(ActiveUIView(udoc, view));
var np = View3D.CreatePerspective(udoc.Document, Get3DViewFamilyTypes(udoc.Document).First().Id);
np.SetOrientation(new ViewOrientation3D(new XYZ(centreOfScreen.X, centreOfScreen.Y, v.EyePosition.Z), v.UpDirection, v.ForwardDirection));
t.Commit();
np.Dispose();
}
}
v.Dispose();
}
private OrthogonalCamera GetOrthogonalCamera(Dictionary <int, ElementProperties> elementDictionary, string imagePath)
{
OrthogonalCamera orthoCamera = new OrthogonalCamera();
try
{
BoundingBoxXYZ boundingBox = new BoundingBoxXYZ();
boundingBox.Enabled = true;
for (int i = 0; i < 3; i++)
{
boundingBox.set_MinEnabled(i, true);
boundingBox.set_MaxEnabled(i, true);
boundingBox.set_BoundEnabled(0, i, true);
boundingBox.set_BoundEnabled(1, i, true);
}
BoundingBoxXYZ tempBoundingBox = elementDictionary.First().Value.RevitElement.get_BoundingBox(null);
tempBoundingBox.Enabled = true;
double maxX = tempBoundingBox.Max.X;
double maxY = tempBoundingBox.Max.Y;
double maxZ = tempBoundingBox.Max.Z;
double minX = tempBoundingBox.Min.X;
double minY = tempBoundingBox.Min.Y;
double minZ = tempBoundingBox.Min.Z;
List <ElementId> elementIds = new List <ElementId>();
Dictionary <int, Category> categories = new Dictionary <int, Category>();
foreach (ElementProperties ep in elementDictionary.Values)
{
Element element = ep.RevitElement;
if (null != element)
{
try
{
if (!categories.ContainsKey(element.Category.Id.IntegerValue))
{
categories.Add(element.Category.Id.IntegerValue, element.Category);
}
BoundingBoxXYZ bbBox = element.get_BoundingBox(null);
bbBox.Enabled = true;
elementIds.Add(element.Id);
if (null != boundingBox)
{
if (bbBox.Max.X > maxX)
{
maxX = bbBox.Max.X;
}
if (bbBox.Max.Y > maxY)
{
maxY = bbBox.Max.Y;
}
if (bbBox.Max.Z > maxZ)
{
maxZ = bbBox.Max.Z;
}
if (bbBox.Min.X < minX)
{
minX = bbBox.Min.X;
}
if (bbBox.Min.Y < minY)
{
minY = bbBox.Min.Y;
}
if (bbBox.Min.Z < minZ)
{
minZ = bbBox.Min.Z;
}
}
}
catch
{
continue;
}
}
}
XYZ xyzMax = new XYZ(maxX, maxY, maxZ);
XYZ xyzMin = new XYZ(minX, minY, minZ);
boundingBox.set_Bounds(0, xyzMin);
boundingBox.set_Bounds(1, xyzMax);
ViewFamilyType view3dFamilyType = null;
FilteredElementCollector collector = new FilteredElementCollector(m_doc);
List <Element> elements = collector.OfClass(typeof(ViewFamilyType)).ToElements().ToList();
foreach (Element element in elements)
{
ViewFamilyType viewfamilytype = element as ViewFamilyType;
if (viewfamilytype.ViewFamily == ViewFamily.ThreeDimensional)
{
view3dFamilyType = viewfamilytype; break;
}
}
if (null != view3dFamilyType)
{
using (TransactionGroup transGroup = new TransactionGroup(m_doc))
{
transGroup.Start("Start Creating View 3D");
using (Transaction trans = new Transaction(m_doc))
{
trans.Start("Create View");
View3D view3d = View3D.CreateIsometric(m_doc, view3dFamilyType.Id);
view3d.SetSectionBox(boundingBox);
view3d.GetSectionBox().Enabled = true;
view3d.DetailLevel = ViewDetailLevel.Fine;
foreach (Category category in categories.Values)
{
if (category.get_AllowsVisibilityControl(view3d))
{
#if RELEASE2017 || RELEASE2018
view3d.SetCategoryHidden(category.Id, false);
#else
view3d.SetVisibility(category, true);
#endif
}
}
view3d.get_Parameter(BuiltInParameter.MODEL_GRAPHICS_STYLE).Set(4);
//m_app.ActiveUIDocument.ActiveView = view3d;
//m_app.ActiveUIDocument.RefreshActiveView();
XYZ eyePostion = view3d.GetOrientation().EyePosition;
Point viewPoint = new Point();
viewPoint.X = eyePostion.X; viewPoint.Y = eyePostion.Y; viewPoint.Z = eyePostion.Z;
orthoCamera.CameraViewPoint = viewPoint;
XYZ forwardDirection = view3d.GetOrientation().ForwardDirection;
Direction fDirection = new Direction();
fDirection.X = forwardDirection.X; fDirection.Y = forwardDirection.Y; fDirection.Z = forwardDirection.Z;
orthoCamera.CameraDirection = fDirection;
XYZ upDirection = view3d.GetOrientation().UpDirection;
Direction uDirection = new Direction();
uDirection.X = upDirection.X; uDirection.Y = upDirection.Y; uDirection.Z = upDirection.Z;
orthoCamera.CameraUpVector = uDirection;
orthoCamera.ViewToWorldScale = view3d.Scale;
m_app.ActiveUIDocument.RefreshActiveView();
trans.Commit();
trans.Start("Export Image");
//create snapshot.png
ImageExportOptions option = new ImageExportOptions();
option.HLRandWFViewsFileType = ImageFileType.PNG;
option.ImageResolution = ImageResolution.DPI_300;
option.ShouldCreateWebSite = false;
option.ExportRange = ExportRange.SetOfViews;
option.FilePath = imagePath;
List <ElementId> viewIds = new List <ElementId>();
viewIds.Add(view3d.Id);
option.SetViewsAndSheets(viewIds);
if (ImageExportOptions.IsValidFileName(option.FilePath))
{
m_doc.ExportImage(option);
}
trans.Commit();
}
transGroup.RollBack();
}
if (File.Exists(imagePath))
{
File.Delete(imagePath);
}
string[] fileNames = Directory.GetFiles(Path.GetDirectoryName(imagePath), "snapshot*");
foreach (string fName in fileNames)
{
if (Path.GetExtension(fName) == ".png" || Path.GetExtension(fName) == ".jpg")
{
File.Move(fName, imagePath);
if (File.Exists(fName))
{
File.Delete(fName);
}
}
}
}
}
catch (Exception ex)
{
MessageBox.Show("Failed to get the orthogonal camera.\n" + ex.Message, "Get Orthogonal Camera", MessageBoxButton.OK, MessageBoxImage.Warning);
}
return(orthoCamera);
}
private void AddCameraActor(
View3D InView3D,
CameraInfo InViewCamera
)
{
// Create a new Datasmith camera actor.
// Hash the Datasmith camera actor name to shorten it.
string HashedName = FDatasmithFacadeElement.GetStringHash(InView3D.UniqueId);
FDatasmithFacadeActorCamera CameraActor = new FDatasmithFacadeActorCamera(HashedName);
CameraActor.SetLabel(InView3D.Name);
if (InView3D.Category != null)
{
// Set the Datasmith camera actor layer to be the 3D view category name.
CameraActor.SetLayer(InView3D.Category.Name);
}
// Gets the current non-saved orientation of the 3D view.
ViewOrientation3D ViewOrientation = InView3D.GetOrientation();
// Set the world position (in right-handed Z-up coordinates) of the Datasmith camera actor.
XYZ CameraPosition = ViewOrientation.EyePosition;
CameraActor.SetCameraPosition((float)CameraPosition.X, (float)CameraPosition.Y, (float)CameraPosition.Z);
// Set the world rotation of the Datasmith camera actor with
// the camera world forward and up vectors (in right-handed Z-up coordinates).
XYZ CameraForward = ViewOrientation.ForwardDirection;
XYZ CameraUp = ViewOrientation.UpDirection;
CameraActor.SetCameraRotation((float)CameraForward.X, (float)CameraForward.Y, (float)CameraForward.Z, (float)CameraUp.X, (float)CameraUp.Y, (float)CameraUp.Z);
// When the 3D view camera is not available, an orthographic view should be assumed.
if (InViewCamera != null)
{
// Compute the aspect ratio (width/height) of the Revit 3D view camera, where
// HorizontalExtent is the distance between left and right planes on the target plane,
// VerticalExtent is the distance between top and bottom planes on the target plane.
float AspectRatio = (float)(InViewCamera.HorizontalExtent / InViewCamera.VerticalExtent);
// Set the aspect ratio of the Datasmith camera.
CameraActor.SetAspectRatio(AspectRatio);
if (InView3D.IsPerspective)
{
// Set the sensor width of the Datasmith camera.
CameraActor.SetSensorWidth((float)(InViewCamera.HorizontalExtent * /* millimeters per foot */ 304.8));
// Get the distance from eye point along view direction to target plane.
// This value is appropriate for perspective views only.
float TargetDistance = (float)InViewCamera.TargetDistance;
// Set the Datasmith camera focus distance.
CameraActor.SetFocusDistance(TargetDistance);
// Set the Datasmith camera focal length.
CameraActor.SetFocalLength(TargetDistance * /* millimeters per foot */ 304.8F);
}
}
// Add the camera actor to the Datasmith scene.
DatasmithScene.AddActor(CameraActor);
DirectLink?.MarkForExport(InView3D);
DirectLink?.CacheElement(RevitDocument, InView3D, new FDocumentData.FBaseElementData(CameraActor, null, DocumentDataStack.Peek()));
}