VSP File Types &
VSP Meshing
Rob McDonald – Cal Poly
VSP Workshop
August 21 & 22, 2014
VSP v2 Input Representations
•
Input
– Parametric geometry (vsp)
– Background image (jpg)
– Surface textures (tga, jpg)
– Automation script (txt)
– Airfoil definition (af)
– Fuselage section definition (fxs)
– Cabin definition (cab)
– Wireframe as mesh (hrm)
– Wireframe as surfaces (hrm)
– Triangulated mesh (stl, NASCART)
– Vorlax case file (cas)
– Design file (des, XDDM)
http://www.openvsp.org/wiki/doku.php?id=representations
2
VSP v3 Input Representations
•
Input
– Parametric geometry (vsp)
– Background image (jpg)
– Surface textures (tga, jpg)
– Automation script (txt)
– Airfoil definition (af)
– Fuselage section definition (fxs)
– Cabin definition (cab)
– Wireframe as mesh (hrm)
– Wireframe as surfaces (hrm)
– Triangulated mesh (stl, NASCART)
– Vorlax case file (cas)
– Design file (des, XDDM)
(vsp3) Incompatible change
(as) Incompatible change
(dat) VSP, Selig, Lednicer formats
Removed
Removed
(tri) Added Cart3D
Removed
http://www.openvsp.org/wiki/doku.php?id=representations
3
VSP v2 Output Representations
• Output
– Parametric geometry (vsp)
– Screen capture (jpg)
– Automation script (txt)
– Wetted area/volume report (txt, csv)
– Drag buildup report (tsv)
– Area ruling report (txt)
– Mass properties report (txt)
– Wireframe (hrm)
– X3D 3D Web model (x3d)
– Felisa (fel)
– Untrimmed surfaces (3dm)
– Design file (des, XDDM)
– Trimmed surfaces (srf)
– Unintersected triangulated components
–
–
(tri, possibly others)
Intersected triangulated components
(stl, NASCART, tri, msh, pov)
Isotropic triangulated surface mesh
(stl, poly, tri, obj, msh, NASCART)
– Structural mesh
(stl, NASTRAN, Calculix)
– Vorlax case file (cas)
– Vorlax geometry & input (inp)
http://www.openvsp.org/wiki/doku.php?id=representations
4
VSP v3 Output Representations
• Output
– Parametric geometry (vsp)
– Screen capture (jpg)
– Automation script (txt)
– Wetted area/volume report (txt, csv)
– Drag buildup report (tsv)
– Area ruling report (txt)
– Mass properties report (txt)
– Wireframe (hrm)
– X3D 3D Web model (x3d)
– Felisa (fel)
– Untrimmed surfaces (3dm)
– Design file (des, XDDM)
– Trimmed surfaces (srf)
– Unintersected triangulated components
(vsp3) Incompatible change
Removed
(txt) Added planar slice
Removed
(stp) Replaced with STEP
Removed
Removed
(csv, m) Added Degen Geom
5
–
–
(tri, possibly others)
Intersected triangulated components
(stl, NASCART, tri, msh, pov)
Isotropic triangulated surface mesh
(stl, poly, tri, obj, msh, NASCART)
– Structural mesh
(stl, NASTRAN, Calculix)
– Vorlax case file (cas)
– Vorlax geometry & input (inp)
Paths to Cart3D
Export…
CART3d File (.tri)
Quadrilateral
Wireframe
Unintersected
Triangle
Wireframe
Cart3D
intersect
Intersected
Triangle
Wireframe
CompGeom
Export…
CART3d File (.tri)
CFD Mesh
Output .tri
Smooth
Bezier
Surface
Triangle
Mesh
6
Paths to Cart3D
Export…
CART3d File (.tri)
Quadrilateral
Wireframe
Unintersected
Triangle
Wireframe
Cart3D
intersect
Intersected
Triangle
Wireframe
CompGeom
Export…
CART3d File (.tri)
CFD Mesh
Output .tri
Smooth
Bezier
Surface
Triangle
Mesh
7
Unintersected
Triangle
Wireframe
Quadrilateral
Wireframe
Intersected
Triangle
Wireframe
Triangle
Mesh
8