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© Fraunhofer IGD – Data conversion for CAD and visualization Prof. Dr.-Ing. André Stork Neyir Sevilmis Fraunhofer-Institut für Graphische Datenverarbeitung IGD Fraunhoferstr. 5 64283 Darmstadt E-Mail: [email protected] E-Mail: [email protected] http://www.igd.fraunhofer.de

Data conversion for CAD and visualization · 2020-01-27 · n CAD to CAD n No licensing of source CAD system required n native CAD formats (e.g. CATIA) supported n CAD to visualization

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Page 1: Data conversion for CAD and visualization · 2020-01-27 · n CAD to CAD n No licensing of source CAD system required n native CAD formats (e.g. CATIA) supported n CAD to visualization

© Fraunhofer IGD

– Data conversion for CAD and visualization

Prof. Dr.-Ing. André Stork Neyir Sevilmis Fraunhofer-Institut für Graphische Datenverarbeitung IGD Fraunhoferstr. 5 64283 Darmstadt E-Mail: [email protected] E-Mail: [email protected] http://www.igd.fraunhofer.de

Page 2: Data conversion for CAD and visualization · 2020-01-27 · n CAD to CAD n No licensing of source CAD system required n native CAD formats (e.g. CATIA) supported n CAD to visualization

© Fraunhofer IGD

n CAD to CAD

n No licensing of source CAD system required

n native CAD formats (e.g. CATIA) supported

n CAD to visualization data formats

n trimmed NURBS can be stored in visualization format as a basis for high quality visualization such as ray tracing original NURBS geometry

n CAD2Vis

n provided as stand-alone application for end users

n rovided as library to be integrated into their own applications by ISVs

CAD2VIS – DATA CONVERSION FOR CAD AND VISUALIZATION

Fraunhofer IGD, Darmstadt

Page 3: Data conversion for CAD and visualization · 2020-01-27 · n CAD to CAD n No licensing of source CAD system required n native CAD formats (e.g. CATIA) supported n CAD to visualization

© Fraunhofer IGD

Input formats (CAD)

n CATIA V4 / V5

n SolidWorks

n SiemensNX

n Pro/E

n JT

n STEP

n  Inventor

n  IGES

n VDA-FS

n ACIS

CAD2VIS – SUPPORTED CAD AND VISUALIZATION FORMATS

Fraunhofer IGD, Darmstadt

Output formats (CAD)

n CATIA V4 / V5

n STEP

n  IGES

n VDA-FS

n ACIS

Output formats (visualization)

n X3D (tessellated)

n Optional:

n OpenInventor 2.0 (tesselated or NURBS)

n VRML 2.0 (tesselated)

n OpenSG (tesselated or NURBS)

CAD to CAD

CAD to Vis

Page 4: Data conversion for CAD and visualization · 2020-01-27 · n CAD to CAD n No licensing of source CAD system required n native CAD formats (e.g. CATIA) supported n CAD to visualization

© Fraunhofer IGD

n Tuned default settings of tessellation parameters

n User-definable tessellation parameters

CAD2VIS – USER-DEFINED TESSELATION

Fraunhofer IGD, Darmstadt

propeller with default tessellation parameters

reduced number of triangles while keeping all features

Page 5: Data conversion for CAD and visualization · 2020-01-27 · n CAD to CAD n No licensing of source CAD system required n native CAD formats (e.g. CATIA) supported n CAD to visualization

© Fraunhofer IGD

n User-definable tessellation parameters, e.g. normal and surface tolerances

CAD2VIS – USER-DEFINED TESSELATION

Fraunhofer IGD, Darmstadt

Surface normal tolerance to create less triangles

Narrow region repair option to control the surface tolerance

Extend surface grid to edges

Page 6: Data conversion for CAD and visualization · 2020-01-27 · n CAD to CAD n No licensing of source CAD system required n native CAD formats (e.g. CATIA) supported n CAD to visualization

© Fraunhofer IGD

CAD2VIS – GAPLESS TESSELLATION

Fraunhofer IGD, Darmstadt

n CAD2Vis provides the possibility to close these gaps while tessellating

n Tolerances in CAD model may yield gaps in the tesselation

Page 7: Data conversion for CAD and visualization · 2020-01-27 · n CAD to CAD n No licensing of source CAD system required n native CAD formats (e.g. CATIA) supported n CAD to visualization

© Fraunhofer IGD

n CAD models may contain arbitrarily oriented normals

CAD2VIS – NORMALS ORIENTATION

Fraunhofer IGD, Darmstadt

n CAD2Vis provides the possibility to consistently orient these normals in a healing stage

Page 8: Data conversion for CAD and visualization · 2020-01-27 · n CAD to CAD n No licensing of source CAD system required n native CAD formats (e.g. CATIA) supported n CAD to visualization

© Fraunhofer IGD

n Licence fee information is available upon request

CAD2VIS – PRICING

Fraunhofer IGD, Darmstadt

Page 9: Data conversion for CAD and visualization · 2020-01-27 · n CAD to CAD n No licensing of source CAD system required n native CAD formats (e.g. CATIA) supported n CAD to visualization

© Fraunhofer IGD

Prof. Dr.-Ing. André Stork Neyir Sevilmis Fraunhofer-Institut für Graphische Datenverarbeitung IGD Fraunhoferstr. 5 64283 Darmstadt E-Mail: [email protected] E-Mail: [email protected] http://www.igd.fraunhofer.de

– Data conversion for CAD and visualization