Introduction

Background Information

Introduction to Curve Geometry
Understanding Curves
Rational vs. Non-rational Geometry
Tips for Constructing Quality Curves
Keypoint Curves
Understanding Surfaces
Continuity
Shells and Faces
Modeling Aids

Construction Aids

Changing the Grid Spacing
Snapping to Grids, Curves, and Points
Working With Guidelines
Construction Planes

Working in Alias

Working With Construction History
Adding Text Comments to an Object
Showing Basic Information About an Object
Changing the Display Precision of Objects
Setting Options for Modeling
Basic Modeling

Creating Objects

Objects Palette Summary
Creating Geometric Primitives
Creating Text

Editing Objects

Object Edit Palette Summary
Aligning Curves and Surfaces
Attaching Objects
Detaching Objects
Making Objects Open or Closed
Inserting New Points or Isoparms
Extending Edges
Converting Linear Geometry to Cubic
Smoothing
Creating an Offset Copy
Creating Ridges and Grooves
Reversing Direction and Normals

Creating Curves

Curves Palette Summary
Drawing Curves
Sketching New Curves Freehand
Drawing Curves-on-Surface
Fitting a Curve to a Cross-section Line
Auto-tracing Curves from an Image Plane
Creating Curves Using a Digitizing Tablet
Drawing Keypoint Lines
Drawing Keypoint Lines Parallel or at an Angle
Drawing Keypoint Lines Tangent to Curves
Drawing a Sequence of Lines and Arcs
Drawing Keypoint Arcs and Circles
Drawing Keypoint Arcs in Relation to Other Curves
Drawing Keypoint Ellipses

Editing Curves

Curve Edit Palette Summary
Adding Points to a Curve
Changing the Weight of CVs
Making Sharper Bends in Curves with Multiplicity
Editing Keypoint Curves
Stretching Curves
Making Curves Intersect
Using the Curve Editor
Creating Continuity Between Curves and Other Objects
Rebuilding Complex Curves
Flattening Curves onto a Plane

Creating Curves from Other Curves

Duplicating Curves
Projecting Two Planar Curves into a 3D Curve
Adding a Fillet Between Curves
Cutting and Joining Keypoint Curves
Detaching a Curve at the Points of Inflection
Deleting a Segment of a Curve
Sectioning Curves

Building Surfaces

Surfaces Palette Summary
Making a Planar Face from Bounding Curves
Skinning a Surface Across Curves
Revolving a Curve
Extruding a Curve
Sweeping a Curve Along a Path
Sweeping a Curve Along Two Paths with Birail
Sweeping an Animated Curve
Building From Three/Four Boundary Curves
Building from Four Boundary Curves with Continuity
Building an N-Sided Surface
Extruding with a Beveled Edge
Creating a Fillet Between Surfaces
Blending a New Surface Between Surface Boundaries
Creating Rounded Edges, Corners and Fillets
Using Draft, Flange and Collar
Combining Several Surfaces into One

Editing Surfaces

Surface Edit Palette Summary
Aligning Several Surfaces
Aligning Hulls to a Plane
Creating Curves-on-Surface from Geometry
Trimming Surfaces with Curves-on-Surface
Rebuilding Complex Surfaces
Stitching/Unstitching Surfaces into Shells
Performing Boolean Operations on Shells
Integrating Clay Model Changes
Setting Up for Worldspace Texture Mapping

Labeling and Measuring

Locators Palette Summary
Introduction to Labeling and Locators
Adding a Point Locator
Adding an Annotation
Adding Linear and Angular Measurements
Adding Radial Measurements
Adding a Curvature Measurement to a Curve
Adding a Curvature Measurement to a Surface
Adding a Curve Deviation Measurement
Adding Min/Max Deviation Measurements
Adding a Draft Angle Measurement
Measuring Arc Lengths
Advanced Modeling

Blend Curves

Introduction to Blend Curves
Drawing Blend Curves
Editing Blend Curves
Changing the Type of a Constraint
Changing the Continuity of a Constraint
Changing the Curvature Type of a Constraint
Changing the Degree and Parameterization Type

Curve Networks

Introduction to Curve Networks
Creating a New Network
Basic Curve Network Procedures
Adding and Subtracting Curves
Changing the Continuity Along Curves
Creating Continuity with an Implied Half
Editing Curves While Maintaining Intersections
Using Sculpt Curves
Changing the Influence of Sculpt Curves
Troubleshooting the Network

Working With Point Cloud Data

Point Clouds Palette Summary
Introduction and General Cloud Procedures
Importing Point Cloud Data
Dividing and Merging Point Clouds
Projecting a Curve Onto a Point Cloud
Creating Surfaces From Point Clouds
Creating a Polyset From a Point Cloud

Using the Direct Modeling Control Panel

Introduction
Using the Shelf Area in the Control Panel
Rebuilding geometry
Displaying or Hiding Features of the Picked Geometry
Using Diagnostic Shading
Moving CVs
Measuring Scan Data to Surface Deviation
Viewing Cross Sections on a Surface
Working with Curvature Combs

Evaluating Your Model

Evaluate Palette Summary
Checking the Continuity Between Curves
Checking Continuity Between and Within Surfaces
Examining Deviation Values
Showing Surface Curvature
Showing Surface Features with Highlights
Creating Cross-Section Lines
Viewing a Dynamic Cross-Section
Creating Curves on Surface for Various Criteria
Measuring Minimum and Maximum Curvature
Measuring Mass Properties




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