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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
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