2020.2.264

• Fixed wrong center of rotation after ZoomFit
• Improved ObjectManipulator uniform scaling
• Improved speed of Model.SetCurrent() method
• Added angular and ordinate dimensioning to PaperSpace sample
• Changed the return value of the GetCirclesTangentToTwoCircles() method
• Fixed a crash in the UtilityEx.GetEntitiesStats() method
• Fixed crash after control resize
• Fixed HiddenLines algorithm for entities crossing near frustum plane
• Improved HiddenLinesView class processing speed
• Fixed crash for HiddenLinesView when running asynchronously
• Added import of the hatch pattern name in ReadAutodesk
• Removed extrusion by thickness of zero length lines in ReadAutodesk class
• Fixed import of control points in 2dPolyline and 3dPolyline in ReadAutodesk class
• Fixed bulge factor of SHX fonts in ReadAutodesk
• Added ReadAutodesk.ForegroundColor property to handle ACI colors
• Added export of the display mode to Viewport in WriteAutodesk class
• Fixed export of BlockReference with negative scale factor in WriteAutodesk class
• Fixed export of block names with forbidden characters in WriteAutodesk class
• Fixed Elevation property of polylines with two vertices in WriteAutodesk class
• Added WriteAutodeskParams class constructor with just Model as input parameter
• Improved tessellation for generic NURBS surfaces
• Added Brep.AddFlange() method for sheet metal modeling (article)
• Added Brep.ExtrudeFace() and Brep.RevolveFace() methods for planar faces
• Fixed memory leak in TempEntities release
• Fixed missing edges in TempEntities
• Fixed reading of some degenerated entities in ReadIFC class
• Added support for IfcIndexedPolyCurve in ReadIFC class
• Improved booleans performed during ReadIFC class
• Fixed Mesh dynamic selection
• Texts parallel to the screen are now written as real text in vector printing
• Fixed bug on Legend.TitleFontSize assignment in WPF
• Fixed Model.Print() method with extents parameter set to true in landscape mode
• Fixed bug in Curve.Intersection() method
• Added IReadOnlyList interface to EyeshotCollection class
• Fixed EllipticalArc.GetNurbsForm() for arcs whose angle is almost 360 degrees
• Added CollisionDetection.PrepareDataForCollision() method to precompute the needed data during collision check (detailed discussion here)
• Fixed Collision Detection issue with Accurate mode for Professional edition
• Improved speed of KeyedCollection.Contains() method with benefits in performance when reading files with a large number of layers and blocks
• Added CollisionDetection.Log property avoiding to raise exceptions for unsupported entities
• Added full support for instance visibility to ZoomFit() and UpdateBoundingBox() operations
• Improved shadows drawing during ZPR and magnifying glass with huge models
• Improved speed of first ZoomFit when in ConvexHull mode with the help of a separate thread
• Fixed issue when using a custom font for the BoundingBox label
• Added ObjectManipulator.ScalingStep and TranslationStep properties to ObjectManipulator ball action
• Support tool allows customers to open tickets before the activation of Eyeshot