bunch of test files

benchmarks/2d/copy_mesh_spec_with_duplicata.geo

+Geometry.CopyMeshingMethod=1;
+
+Point(1) = {-0.7, 0.4, 0};
+Point(2) = {0.3, 0.4, 0};
+Point(3) = {0.3, 1.2, 0};
+Point(4) = {-0.7, 1.2, 0};
+
+Line(1) = {1, 2};
+Line(2) = {2, 3};
+Line(3) = {3, 4};
+Line(4) = {4, 1};
+
+Line Loop(5) = {1, 2, 3, 4};
+
+Plane Surface(6) = {5};
+
+Transfinite Line {1, 2, 3, 4} = 10 Using Progression 1;
+
+Transfinite Surface {6};
+
+Recombine Surface {6};
+
+Rotate {{1, 0, 0}, {0, -0.01, 0}, Pi} {
+  Duplicata{ Surface{6}; }
+}

benchmarks/2d/raccord.geo

+Include "raccord.phy";
+r1 = 30.; h1 = 100.; h2 = 150.; al0 = 30.;
+al1 = al0 / 180. * 3.1415;
+dd1 = 3.;
+Point(1) = {0,0,0,dd1};
+Point(2) = {r1,0,0,dd1};
+Point(3) = {0,0,r1 / Sin(al1),dd1};
+Point(4) = {0,r1,(r1 / Tan(al1)) - (r1 / Sin(al1)),dd1};
+Point(5) = {0.,0,(-1 * h1),dd1};
+Point(6) = {r1,0,(-1 * h1),dd1};
+Point(7) = {0,r1,(-1 * h1),dd1};
+Point(8) = {0.,h2 * Sin(al1),h2 * Cos(al1),dd1};
+Point(9) = {r1,h2 * Sin(al1),h2 * Cos(al1),dd1};
+Point(10) = {0.,(h2 * Sin(al1))-(r1*Cos(al1)),(h2 * Cos(al1))+(r1*Sin(al1)),dd1};
+Point(11) = {0.,(h2 * Sin(al1))+(r1*Cos(al1)),(h2 * Cos(al1))-(r1*Sin(al1)),dd1};
+Ellipsis(1) = {3,1,3,2};
+Ellipsis(2) = {2,1,4,4};
+Circle(3) = {7,5,6};
+Line(4) = {4,7};
+Line(5) = {2,6};
+Line Loop(6) = {2,4,3,-5};
+Ruled Surface(7) = {6};
+Circle(8) = {10,8,9};
+Circle(9) = {9,8,11};
+Line(10) = {10,3};
+Line(11) = {9,2};
+Line(12) = {11,4};
+Line Loop(13) = {-2,-11,9,12};
+Ruled Surface(14) = {13};
+Line Loop(15) = {-1,-10,8,11};
+Ruled Surface(16) = {15};
+//Recombine Surface{7,14,16};
+Symmetry { 0,1,0,0 } {
+  Duplicata { Surface{14}; }
+}
+Symmetry { 0,1,0,0 } {
+  Duplicata { Surface{16}; }
+}
+Symmetry { 0,1,0,0 } {
+  Duplicata { Surface{7}; }
+}
+Symmetry { 1,0,0,0 } {
+  Duplicata { Surface{16}; }
+}
+Symmetry { 1,0,0,0 } {
+  Duplicata { Surface{14}; }
+}
+Symmetry { 1,0,0,0 } {
+  Duplicata { Surface{17}; }
+}
+Symmetry { 1,0,0,0 } {
+  Duplicata { Surface{22}; }
+}
+Symmetry { 1,0,0,0 } {
+  Duplicata { Surface{7}; }
+}
+Symmetry { 1,0,0,0 } {
+  Duplicata { Surface{26}; }
+}
+Physical Surface(5600) = {39,43,22,17,30,35,14,16,52,26,7,47};
+Physical Line(5700) = {50,3,29,55};
+Physical Line(5800) = {42,46,25,20};
+Physical Line(5900) = {33,8,9,38};

benchmarks/2d/stator_parametric.geo

+Mesh.Algorithm = 6; // test frontal algorithm
+
+// Einheiten
+mm = 1.e-3;
+deg = Pi/180.;
+
+// Charakteristische Lnge
+lc = 2*mm;			// allgemein
+lc_delta = lc/5;		// Luftspalt
+
+
+// -----------
+// STATORDATEN
+// -----------
+
+da = 250.*mm;			// Aussendurchmesser
+di = 126.*mm;			// Bohrungsdurchmesser
+n = 10;				// Anzahl der Nuten
+hNut = 65.*mm;			// Nuthhe
+bNut_u = 6.*mm;			// Nutbreite unten
+bNut_o = 10.*mm;		// Nutbreite oben
+bNutoeffnung = 2.*mm;		// Breite der Nutffnung
+hNutoeffnung = 4.*mm;		// Hhe der Nutffnung
+hPolfuss = 5.*mm;		// 
+
+// Luftspalt
+delta = 1.*mm;
+
+// Mittelpunkt
+x0 = 0;
+y0 = 0;
+z0 = 0;
+
+// Punkte berechnen
+
+// Umriss des Stators
+ursprung = newp;  Point(ursprung) = {x0, y0, z0, lc};
+Point(2) = {x0, y0 + da, z0, lc};
+Point(3) = {x0 + da, y0, z0, lc};
+Point(4) = {x0, y0 + di, z0, lc_delta};
+Point(5) = {x0 + di, y0, z0, lc_delta};
+
+Function Nut
+  // eine Nut
+
+  x1 = x0 + bNutoeffnung / 2;
+  y1 = y0 + Sqrt(di^2-x1^2);
+  
+  x2 = x1;
+  y2 = y1 + hNutoeffnung;
+  
+  x3 = bNut_u;
+  y3 = y2 + hPolfuss;
+  
+  x4 = bNut_o;
+  y4 = y3 + hNut;
+
+  p1 = newp;  Point(p1) = {x1, y1, z0, lc_delta};
+  p2 = newp;  Point(p2) = {-x1, y1, z0, lc_delta};
+  p3 = newp;  Point(p3) = {x2, y2, z0, lc_delta};
+  p4 = newp;  Point(p4) = {-x2, y2, z0, lc_delta};
+  p5 = newp;  Point(p5) = {x3, y3, z0, lc};
+  p6 = newp;  Point(p6) = {-x3, y3, z0, lc};
+  p7 = newp;  Point(p7) = {x4, y4, z0, lc};
+  p8 = newp;  Point(p8) = {-x4, y4, z0, lc};
+  
+  first[i] = p2;
+  last[i] = p1;
+
+  Rotate { {0, 0, 1}, {x0, y0, z0}, winkel} {Point{p1}; Point{p2}; Point{p3}; Point{p4}; Point{p5}; Point{p6}; Point{p7}; Point{p8};}
+  
+  l1[i] = newc;  Line(l1[i]) = {p1, p3};
+  l2[i] = newc;  Line(l2[i]) = {p3, p5};
+  l3[i] = newc;  Line(l3[i]) = {p5, p7};
+  l4[i] = newc;  Line(l4[i]) = {p7, p8};
+  l5[i] = newc;  Line(l5[i]) = {p8, p6};
+  l6[i] = newc;  Line(l6[i]) = {p6, p4};
+  l7[i] = newc;  Line(l7[i]) = {p4, p2};
+  l8[i] = newc;  Line(l8[i]) = {p4, p3};
+
+  theloops[i] = newreg;
+  Line Loop(theloops[i]) = {l2[i], l3[i], l4[i], l5[i], l6[i], l8[i]};
+
+  dienut = newreg;
+  Plane Surface(dienut) = theloops[i];
+  
+Return
+
+// Nuten erzeugen
+
+winkel = 0;
+i = 0;
+last[0] = 4;
+
+For i In {1:n}
+  winkel = -(90 * (i-0.5)/(n)) * deg;
+  Call Nut;
+  l[i] = newreg;  Circle(l[i]) = {last[i-1], ursprung, first[i]};
+EndFor
+l[n+1] = newreg;  Circle(l[n+1]) = {last[n], ursprung, 5};
+
+// Statorumrisse erzeugen
+links = newc;  Line(links) = {2, 4};
+rechts = newc;  Line(rechts) = {5, 3};
+aussen = newc;  Circle(aussen) = {2, ursprung, 3};
+
+ll = newll; 
+Line Loop(ll) = { l1[{1:n}], l2[{1:n}], l3[{1:n}], l4[{1:n}], l5[{1:n}], l6[{1:n}], 
+                  l7[{1:n}], -l[{1:n+1}], -links, -rechts, aussen};
+Plane Surface(news) = ll;

benchmarks/bugs/bug_surf_ori_3d_because_wrong_1d_mesh_after_tetgen.geo

+// essai.geo
+// plaque subductante
+
+// definition des quantites
+
+coef = 1e3; // coefficient multiplicateur --> en kilometres
+taille_maille = 15*coef;
+taille_maille2 = 20*coef;
+taille_maille3 = 5*coef;
+
+
+// axe des z
+zero = 0; //"niveau de la mer"
+base_croute = -10*coef; 
+baselitho = -50*coef; // base de la lithosphere oceanique
+baselitho_cont = -100*coef; // base de la lithosphere continentale
+dessous = 1* (baselitho_cont + base_croute);
+epaisseur_litho = base_croute - baselitho; // epaisseur de la lithosphere oceanique, signe positif
+epaisseur_litho_cont = zero - baselitho_cont; // epaisseur de la lithosphere continentale, signe positif
+centre = -200*coef; //centre du cercle de la zone de contact
+rayon = -1*centre; //taille du rayon (nombre positif)
+centre_bas = centre + base_croute;
+
+
+// axe des y
+devant = 0;
+milieu = 10*coef;
+derriere = 20*coef;
+
+
+//axe des x
+zonecontacth = 0*coef; // est fixe a base_croute le point en z=0
+alpha = Acos ((rayon - epaisseur_litho_cont)/centre);
+largeur_zonecontact = Tan(alpha)* (rayon - epaisseur_litho_cont); // calcul de la largeur selon x de la zone de contact entre les deux plaques
+zonecontactb = zonecontacth + largeur_zonecontact; // abcisse du point a la base de la lithosphere
+droite = 500*coef;
+
+gamma = Atan (baselitho_cont/zonecontactb);
+beta = Pi + ( (Pi/2) - gamma );
+baselitho_arc = baselitho_cont + epaisseur_litho * Sin (beta); //selon z
+
+
+
+// definition des points
+
+Point (113) = {zonecontacth, derriere, baselitho, taille_maille2}; //
+Point (114) = {droite, derriere, baselitho, taille_maille2}; //
+Point (115) = {droite, derriere, base_croute, taille_maille}; //
+Point (116) = {zonecontacth, derriere, base_croute, taille_maille}; //
+Point (120) = {zonecontactb, derriere, dessous, taille_maille3}; //
+
+Point (121) = {zonecontacth, milieu, baselitho, taille_maille2}; //
+Point (122) = {droite, milieu, baselitho, taille_maille2}; //
+Point (123) = {droite, milieu, base_croute, taille_maille}; //
+Point (124) = {zonecontacth, milieu, base_croute, taille_maille}; //
+Point (126) = {zonecontactb, milieu, dessous, taille_maille3}; //
+
+Point (137) = {zonecontacth, milieu, centre_bas, taille_maille2}; //
+Point (138) = {zonecontacth, derriere, centre_bas, taille_maille2}; //
+
+// definition des lignes
+
+Line (116) = {120, 113}; //
+Line (117) = {113, 114}; //
+Line (118) = {114, 115}; //
+Line (119) = {115, 116}; //
+Circle (120) = {116, 138, 120};  //
+
+Line (126) = {126, 121}; //
+Line (127) = {121, 122};//
+Line (128) = {122, 123}; //
+Line (129) = {123, 124}; //
+Circle (130) = {124, 137, 126}; //
+
+Line (132) = {126, 120}; //
+
+Line (134) = {124,116}; //
+Line (136) = {121, 113}; //
+
+Line (138) = {123, 115}; //
+Line (140) = {122, 114}; //
+
+
+// definition des surfaces
+Line Loop (108) = {-120,-119,-118,-117,-116};                  Plane Surface (108)={108};
+Line Loop (109) = {126,127,128,129,130};                  Plane Surface (109) = {109};
+Line Loop (111) = {116,-136,-126,132};                  Ruled Surface (111) = {111};
+Line Loop (113) = {117,-140,-127,136};                  Plane Surface (113) = {113};
+Line Loop (115) = {120,-132,-130,134};                  Ruled Surface (115) = {115};
+Line Loop (117) = {119,-134,-129,138};                  Plane Surface (117) = {117};
+Line Loop (119) = {118,-138,-128,140};                  Plane Surface (119) = {119};
+
+// definition du volume
+Surface Loop (3) = {108,109,111,113,115,117,119};         Volume (3) = {3};
+

benchmarks/bugs/known_extrusion_interpolation_bug.geo → benchmarks/extrude/exact_extrusion_bug.geo

@@ -28,3 +28,6 @@ Rotate {{0,1,0}, {0,0,0}, Pi/4} { Surface{6,11}; }
 // revolution... One more shortcoming of our little CAD engine :-)
 Extrude {0,0,1}{ Line{4}; }
 Rotate {{0,1,0}, {0,0,0}, Pi/4} { Surface{6,10}; }
+
+// Here's a hack to fix it:
+//Geometry.ExactExtrusion = 0;

benchmarks/step/cylinder2.brep

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benchmarks/step/test_11551.brep

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+
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