DEVELOPER MANUAL

• General_Information
  • C3D Toolkit
  • Structure and Distinctive Features
  • C3D API
  • Functionality
  • Theoretical Foundations
• Quick Start
  • Package
  • Test Application
  • Development in the .NET Environment
• C3D Modeler
  • METHODS USED TO BODIES CONSTRUCTING
    • Constructing an Elementary Body
      • Constructing an Elementary Body Based on Control Points
      • Constructing an Elementary Body by a Given Surface
    • Constructing an Extrusion Body
    • Constructing a Revolution Body
    • Constructing a Body by Sections
      • Constructing a Body by Planar Sections
    • Creating a Body by a Specified Set of Faces or a Shell
    • Constructing an Open Body Based on a Surface
    • Constructing a Ruled Body
    • Constructing a Body from a Curve Grid
    • Constructing a Patch
    • Stiching Body Faces
    • Construction of Body Based on Curves or Curve Points
      • Construction of Body Based on Curves
      • Construction of Body Based on Curve Points
    • Construction of Equidistant Body
    • Extension of Body Face
    • Constructing an Ingot Body from Given Objects
    • Constructing a Body Based on a Polygonal Model
  • OPERATIONS ON BODIES
    • Boolean Operation on Bodies
    • Boolean Operation on Extrusion Body
    • Boolean Operation on Revolution Body
    • Boolean Operation with Kinematic Body
    • Boolean Operation with a Body Constructed on the Basis of Planar Sections
    • Cutting a Body into Parts
      • Cutting a Body by a Flat Contour
      • Cutting a Body by a Surface
      • Cutting a Body by a Shell
    • Constructing a Symmetrical Body
    • Rounding Off Body Vertices and Edges
      • Rounding Edges with a Constant Radius
      • Rounding Edges with a Variable Radius
      • Rounding Vertices and Adjacent Edges with a Constant Radius
    • Constructing a Body with Edge Chamfers
    • Constructing a Thin-Wall Body
    • Constructing a Thin-Wall Body with Various Wall Thickness
    • Constructing a Body by Thickening the Surface
    • Boolean Operation on a Body and a Set of Bodies
    • Merging a Set of Bodies
    • Splitting Body Faces
    • Constructing a Hole, Pocket or Slot in a Body
    • Constructing a Body with an Enforcement Rib
    • Face Body Sloping
    • Multiplication of Body
    • Dividing a shell into parts using a given set of edges
  • TWO-DIMENSIONAL CURVE CONSTRUCTION METHODS
    • Constructing a Two-Dimensional Straight Line/Segment
    • Constructing a Two-Dimensional Circle, Ellipse and their Arcs
    • Constructing Two-Dimensional NURBS Curve
    • Constructing a Regular Polygon
    • Constructing Two-Dimensional Cosine Wave
    • Constructing Two-Dimensional Compound Curve
    • Constructing Surface and Plane Intersection Curves
    • Constructing a Two-Dimensional Face Edge Curve
    • Projecting a Curve onto a Surface
  • CURVE CONSTRUCTION METHODS
    • Constructing a Line and a Segment
    • Constructing a Circle, an Ellipse, and Their Arcs
    • Construction of a Regular Polygon
    • Constructing a Compound Curve
    • Curve Extension
    • Wireframe Extension
  • SURFACE CONSTRUCTION METHODS
    • Elementary Surface Construction
    • NURBS Surface Construction
    • Construction of an extrusion surface
    • Construction of a Revolution Surface
    • Construction of a Surface Based on a Curve Grid
    • Construction of a Surface with Arbitrary Borders
  • DIRECT MODELING METHODS
    • Constructing a Modified Solid
    • Constructing a Deformable Body
    • Constructing a Deformable Block
    • Constructing a Smoothed Surface
    • Constructing a Transformed Body
  • SHEET METAL BODY CONSTRUCTION METHODS
    • Constructing a Sheet Body
    • Pairing Sheet Body Bends
    • Checking Whether a Face Can Be Fixed
    • Searching for Faces for a Curve
    • Searching for a Sheet Body Face
    • Searching for a Mate Face of a Sheet Body Bend
    • Searching for a Flat Sheet Body Face
    • Searching for a Mate Face in a Sheet Body
    • Determining the Distance Between Similar Faces
    • Searching for Similar Bends
    • Searching for a Tangency Point in a Sheet Body Bend
    • Searching for a Bend Centerline
  • AUXILIARY METHODS
    • Calculating the Depth of an Extrusion Body or the Angle of a Revolution Body
    • Determining the Curve Image for Extrusion or Rotation
    • Determining Extrusion or Rotation Parameters
    • Determining the Orientation of the Generatrix
    • Determining the Orientation of the Cutting Surface
    • Orientation of Сurves of a Swept Body
    • Copying the Guiding Curve of a Sweep Body
    • Constructing a rib
    • Checking a Curve for Ruled Body Construction
    • Checking Curve Parameters for Constructing a Ruled Body
    • Checking a Curve for Joint Body Construction
    • Checking Curve Parameters for Joint Body Construction
    • Constructing a Curve from a Set of Edges
    • Determining Curve Crossing Points
  • ELEMENTARY OBJECTS
    • Vector in three-dimensional space MbVector3D
    • Radius Vector of a Point in Three-Dimensional Space MbCartPoint3D
    • Homogeneous Vector in Three-Dimensional Space MbHomogenius3D
    • Local Coordinate System MbPlacement3D
    • Extended Matrix in Three-Dimensional Space MbMatrix3D
    • Bounding Box in Three-Dimensional Space MbCube
    • MbRect1D Univariate Dimension
    • MbVector in Two-Dimensional Space
    • MbDirection Normalized Vector in Two-Dimensional Space
    • Point Radius Vector in Two-Dimensional Space MbCartPoint
    • Homogeneous Vector in Two-Dimensional Space MbHomogeneous
    • Local Coordinate System MbPlacement
    • Extended Matrix in Two-Dimensional Space MbMatrix
    • Bounding Rectangle in Two-Dimensional Space MbRect
  • GEOMETRICAL OBJECTS
    • MbRefItem Reference Counter
    • Three-Dimensional Geometric Object MbSpaceItem
    • Topological Object MbTopItem
    • Two-Dimensional Geometric Object MbPlaneItem
  • TWO-DIMENSIONAL CURVES
    • Two-Dimensional Line MbLine
    • Two-Dimensional Line Segment MbLineSegment
    • MbPointCurve Two-Dimensional Curve-Point
    • Two-Dimensional Projection Curve MbProjCurve
    • Two-Dimensional Contour MbContour
  • CURVES
    • MbCurve3D Curve
    • MbLine3D Straight Line
    • MbLineSegment3D Straight-Line Segment
    • MbArc3D Elliptical Arc
    • Polyline MbPolyline3D
    • MbNurbs3D NURBS Curve
    • MbHermit3D Hermite Curve
    • MbBezier3D Bezier Composite Curve
    • Cubic Spline MbCubicSpline3D
    • Trimmed Curve MbTrimmedCurve3D
    • Reparametrized Curve MbReparamCurve3D
    • Equidistant Curve MbOffsetCurve3D
    • MbCharacterCurve3D Character Curve
    • MbConeSpiral Conical Spiral
    • MbCurveSpiral Variable Radius Spiral
    • MbCrookedSpiral Spiral with Curved Planar Axis
    • MbBridgeCurve3D Bridge Curve
    • MbContour3D Contour
    • MbPlaneCurve Plane Curve
    • MbSurfaceCurve Curve on Surface
    • MbSilhouetteCurve Silhouette Curve
    • MbContourOnSurface Contour on Surface
    • MbContourOnPlane Contour on Plane
    • MbSurfaceIntersectionCurve Surface Intersection Curve
  • SURFACES
    • MbSurface Surface
    • MbPlane Plane
    • MbCylinderSurface Cylindrical Surface
    • MbConeSurface Conical Surface
    • MbSphereSurface Spherical Surface
    • MbTorusSurface Toroidal Surface
    • MbExtrusionSurface Extrusion Surface
    • MbRevolutionSurface Revolution Surface
    • MbExpansionSurface Motion Surface
    • MbSpiralSurface Spiral Surface
    • MbEvolutionSurface Swept Surface
    • MbExactionSurface Swept Surface with Adaptation
    • MbSectorSurface Sectorial Surface
    • MbRuledSurface Ruled Surface
    • MbLoftedSurface Surface Based on a Family of Curves
    • MbElevationSurface Surface Based on a Family of Curves And a Guiding Curve
    • MbCornerSurface Surface Based on Three Curves
    • MbCoverSurface Coons Surface
    • MbCoonsPatchSurface Coons Surface
    • MbMeshSurface Surface Based on a Network of Curves
    • MbJoinSurface Joint Surface
    • MbSplineSurface NURBS Surface
    • MbOffsetSurface Equidistant Surface
    • MbChamferSurface Chamfer Surface
    • MbFilletSurface Fillet Surface
    • MbChannelSurface Fillet Surface
    • MbCurveBoundedSurface Surface with Arbitrary Borders
  • SPECIAL OBJECTS
    • MbFunction Function
    • MbConstFunction Constant Function
    • MbLineFunction Linear Function
    • MbCubicFunction Cubic Hermite Function
    • MbCubicSplineFunction Cubic Spline Function
    • MdCharacterFunction Character Function
    • Multiline MbMultiline
    • MbContourWithBreaks Two-Dimensional Contour with Breaks
    • MbRegion Region
    • MbLegend Auxiliary Geometric Object
    • MbMarker Marker
    • MbThread Thread Graphic Symbol
    • MbPointsSymbol Symbol
    • MbRough Surface Finish Symbol
    • MbLeader Leader Line Symbol
  • TOPOLOGICAL OBJECTS
    • MbTopologyItem Topological Object
    • MbFace Face
    • MbEdge Edge
    • MbVertex Vertex
    • MbCurveEdge Face Edge
    • MbLoop Face Cycle
    • MbOrientedEdge Oriented Face Edge
    • MbFaceShell Set of Faces
    • Copying a Set of Faces MbFaceShell
    • Naming of Faces, Edges and Vertices
    • Operation Principles of Change Flags of Topological Objects
  • OBJECTS OF GEOMETRIC MODEL
    • MbItem Geometric Model Object
    • MbSolid Solid Body
    • MbWireFrame Wireframe
    • MbPointFrame Point Frame
    • MbMesh Polygonal Object
    • MbInstance Insertion
    • MbAssembly Assembly Unit
    • MbSpaceInstance Three-Dimensional Object Insertion
    • MbPlaneInstance Two-Dimensional Object Insertion
    • MbAssistingItem Auxiliary Object
    • MbPolymesh Polygonal Object with Topology
  • MULTITHREADING
    • Thread-Safety of Kernel Objects
    • Multithreaded Caches Implementation
      • Cache Manager CacheManager
      • Base Cached Data Class AuxiliaryData
    • Garbage Collection in Cache Manager
      • Base Class for Objects that Require Garbage Collection
      • Class MbGarbageCollection
    • Kernel Multithreading Modes
    • Synchronization Objects
      • Locks
      • Base Synchronization Objects
    • Support of Multithreading in User Application
      • Protection of Parallel Code in User Application
      • The Examples of Notifying the Kernel about its Use in Parallel Computing
      • Quick Reference on Organizing Parallel cComputing Using C3D Interfaces
  • FORMAT C3D
    • Format for Storing Geometric Model
      • Notions and Terms
      • Geometric Model Serialization
      • Compact Format C3D
      • Extended Format C3D
      • Model Table of Contents
      • Working with Embodiments
    • Read and Write Streaming Objects
      • Base Class for Read and Write Streams
      • Write Streams
      • Read Streams
      • Scoped Progress Indicator for Reading Classes
      • Read-Write Stream
      • Model Tree
      • Streaming Objects
      • Modes of Streaming Operations
      • Stream States
    • Working with Streaming Buffer
      • Cluster
      • File Space
      • Read/write Position
      • Streaming Sequential Buffer
      • Streaming Buffer with Arbitrary Access
      • Memory Streaming Buffer
      • Reading and Writing Memory Buffer
    • Version Container
  • ATTRIBUTES
    • MbVisual Attribute Class for Storing Optical Properties of Geometric Objects for Display Properties
  • CONSTRUCTING TRIANGULATION
    • Triangulation Calculation Control
    • Constructing a Polygonal Object
    • Adding a Polygonal Object
    • Constructing Polygons for an Object
    • Constructing Triangulation for a Face
    • Constructing Triangulation for a Body
    • Constructing Polygonal Objects for a Set of Bodies
  • CONSTRUCTING FLAT PROJECTIONS
    • Data Required to Construct Flat Projections
    • Constructing Model Flat Projection
    • Constructing Polygonal Projections of Bodies
    • Constructing a Triangulation Outline
  • CALCULATION OF INERTIAL CHARACTERISTICS
    • Inertial Characteristics of a Model
    • Inertial Body Characteristics
    • Inertial Characteristics for a Set of Bodies
    • Inertial Characteristics of a Model
    • Surface Area Calculation
    • Solid Volume Calculation
• C3D B-Shaper
  • Automatic Shell Recognition Mode by Polygon Mesh
  • MbMeshProcessor Class – Shell Creation
  • Recognition Tolerance
  • Polygon Mesh Segmentation Editing
  • Surface Reconstruction on a Segment
• C3D PolyShaper
  • Features of Implementing a Doubly Linked List of Edges
  • Mesh Iterators
  • Segmentation and Segmentation Iterators
  • The Topology of the MbPolymeshTopo Polygon Object
    • General Purpose Methods
    • Methods for Working with the Mesh
    • Methods for Working with Segmentation
    • Methods for Working With Mesh and Segmentation Attributes
  • Mesh and Segmentation Attributes
  • Edge-Dependent Attributes
• C3D Collision Detection
  • Detecting the Intersection of Two Bodies
  • Determining Collisions in the Set of Bodies
  • Collision Detection Queries
  • Configuring a Collision Detection Query
  • Grouping Bodies Included in the Control Set
• C3D Solver
  • TWO-DIMENSIONAL GEOMETRIC SOLVER
    • Assignment of GCE Geometric Solver
    • Embedding in an Application
    • Supported Geometry Types
    • Types of Geometric Constraints and Dimensions
    • Basic Data Types of GCE Solver API
    • Geometric Constraint System
    • Representation of Geometric Objects
    • Degrees of Freedom
    • Add and Delete Geometric Objects
    • Fixing and Freezing Geometric Objects
    • Geometric Object Control Points
    • Scalar Variables
    • Linear Equation
    • API Call Journalling
    • Callback functions
  • TWO-DIMENSIONAL DIMENSIONS
    • Auxiliary Points of Distance Dimension
    • Driving and Variational Dimensions
    • Zero Dimensions and Signed Dimensions
    • Distance Dimension
    • Directed Distance Dimension
    • Distance From a Point to a Segment
    • Angular Dimensions
    • Angular Dimension Based on 3 or 4 Points
    • Radial and Diameter Dimensions
  • TWO-DIMENSIONAL LOGICAL CONSTRAINTS
    • Coincidence of a Point and Other Object
    • Alignment of Points
    • Parallelism/Perpendicularity
    • Collinearity
    • Equal Curve Properties
    • Unary Constraints: Horizontality/Verticality and Fixing Variants
    • Length Fixing
    • Radius Fixing
    • Angular Position Constraint
    • Tangency
    • Multiple and End Tangencies
    • Mirror Symmetry
    • Bisector
    • Middle Point
    • Mutual Object Positioning
  • CALCULATION OF TWO-DIMENSIONAL CONSTRAINTS
    • Calculating the Constraint System
    • Changing or Requesting the Geometry State
    • Initial Approximation
    • Underdefined Constraint Systems
    • Degrees of Freedom Analysis
    • Information Requests
    • Dragging of Geometric Objects
    • Geometric Transformation
    • Redundancy Test
  • TWO-DIMENSIONAL SPLINES AND PARAMETRIC CURVES
    • Spline Curves
    • General Parametric Curves
    • Constraints Based on Parametric Curves
  • THREE-DIMENSIONAL GEOMETRIC SOLVER
    • Terms and Definitions
    • Assigning the GCE geometric solver
    • Embedding the GCM component into an application
    • Supported geometry types
    • Supported constraint types
    • Basic data types of GCM solver API
    • Geometric constraint system
    • Representation of geometric objects
    • Adding and deleting geometric objects
    • Adding and deleting geometric restrictions
    • GCM_alignment option
    • Geometric scene clustering, assembly modeling
    • Evaluating the constraint system
    • Diagnostic codes of a solution
    • Driving dimensions
    • Journalling API calls of the GCM solver
• C3D Converter
  • Converter Operation Principles
  • How to Work with the Converter
  • Exchange Format Features
  • IConvertorProperty3D Converter Property
  • ItModelDocument Model Document
  • IProgressIndicator Progress Indicator
  • Model Tree Architecture
  • Product Attributes
  • Model Configuration Import
  • C3D Converter Plugins
  • IFC Import
  • Import of Construction Format Metadata
  • Auxiliary Converter Methods
  • Creating a Solid from User Objects
• Reference Materials
  • Operation Result Codes
    • MbResultType Enumeration
    • MbeStitchResType Enumeration
  • Blend Surface Construction Methods (Fillet or Chamfer)