added 3gs examples files

base_models/test_split2_unchanged.stl

+solid base_models/test_split2_unchanged
+	facet normal 0. 0. -1. 
+		outer loop
+			vertex 2. 0. 0. 
+			vertex 1. -1. 0. 
+			vertex 0.20000000000000001 -1. 0. 
+		endloop
+	endfacet
+	facet normal 0. 0. 1. 
+		outer loop
+			vertex 2. 0. 0. 
+			vertex 0.20000000000000001 -1. 0. 
+			vertex 0.5 -1. 0. 
+		endloop
+	endfacet
+	facet normal -0.55470019622522915 0.83205029433784372 0. 
+		outer loop
+			vertex 2. 0. 0. 
+			vertex 0.5 -1. 0. 
+			vertex 0.5 -1. 1. 
+		endloop
+	endfacet
+	facet normal 0. -0.70710678118654746 -0.70710678118654746 
+		outer loop
+			vertex 2. 0. 0. 
+			vertex 0.5 -1. 1. 
+			vertex 0. -1. 1. 
+		endloop
+	endfacet
+	facet normal -0.57735026918962584 0.57735026918962584 -0.57735026918962584 
+		outer loop
+			vertex 2. 0. 0. 
+			vertex 1. -1. 0. 
+			vertex 0. -1. 1. 
+		endloop
+	endfacet
+	facet normal 0. 1. 0. 
+		outer loop
+			vertex 1. -1. 0. 
+			vertex 0.20000000000000001 -1. 0. 
+			vertex 0. -1. 1. 
+		endloop
+	endfacet
+	facet normal 0. -1. 0. 
+		outer loop
+			vertex 0.20000000000000001 -1. 0. 
+			vertex 0.5 -1. 1. 
+			vertex 0. -1. 1. 
+		endloop
+	endfacet
+	facet normal 0. -1. 0. 
+		outer loop
+			vertex 0.20000000000000001 -1. 0. 
+			vertex 0.5 -1. 0. 
+			vertex 0.5 -1. 1. 
+		endloop
+	endfacet
+endsolid base_models/test_split2_unchanged
\ No newline at end of file

examples.gi

@@ -1789,23 +1789,20 @@ InstallMethod( TestIntersections,
     [],
     function()
         local surf, verticesPositions, pRecord;
-        surf := SimplicialSurfaceByVerticesInFaces( [[4,5,6],[1,2,3],[4,6,7],[5,4,8],[5,6,9]] );
-        verticesPositions :=[[ -1.0000000000,  0.0000000000,  0.0000000000 ],
-                            [ 0.0000000000, 1.0000000000 ,  0.0000000000 ],
-                            [ 1.0000000000, 0.0000000000,  0.0000000000 ],
-                            [ 0.0000000000, 0.300000000, -1.000000000 ],
-                            [ 0.0000000000, 0.8000000000 ,  0.0000000000 ],
-                            [ 0.0000000000, 0.3000000000, 1.0000000000 ],
-                            [ 0.0000000000, -1.0000000000 ,  0.0000000000],
-                            [ 0.0000000000, 1.0000000000, -1.000000000 ],
-                            [ 0.0000000000, 1.000000000, 1.000000000 ],
+        surf := TriangularComplexByVerticesInFaces( [[1,2,6],[1,4,5]]);
+        verticesPositions :=[[ 2.0000000000,  0.0000000000,  0.0000000000 ],
+                            [ 1.0000000000, -1.0000000000 ,  0.0000000000 ],
+                            [ 0.2000000000, -1.5000000000,  0.0000000000 ],
+                            [ 0.3000000000, -1.500000000, 0.500000000 ],
+                            [ 0.3000000000, -1.5000000000 ,  1.0000000000 ],
+                            [ -1.0000000000, -1.000000000, 1.0000000000 ],
                             ];
         
         pRecord := SetVertexCoordinates3D(surf, verticesPositions, rec());
-        DrawSurfaceToSTL(surf,"test_split2",pRecord, true);
+        DrawSurfaceToSTL(surf,"test_split2",pRecord, false);
     end
 );
-
+#Coords := [[[ 2.0000000000,  0.0000000000,  0.0000000000 ],[ 1.0000000000, -1.0000000000 ,  0.0000000000 ],[ -1.0000000000, -1.000000000, 1.0000000000 ]],[[ 2.0000000000,  0.0000000000,  0.0000000000 ],[ 0.5000000000, -1.500000000, 0.000000000 ],[ 0.4000000000, -1.5000000000 ,  1.0000000000 ]]];
 InstallMethod( TestIntersections2,
     [],
     function()
@@ -1827,6 +1824,7 @@ InstallMethod( TestIntersections2,
     end
 );
 
+
 InstallMethod( TestTriang2,
     [],
     function()

htmls/3gs_files.g

+#3_2
+
+ico := Icosahedron();
+        
+Coord3_2:= [
+                    [  0.9510565160,  0.0000000000,  0.0000000000 ],
+                    [  0.4253254040,  0.8506508085,  0.0000000000 ],
+                    [  0.4253254040,  0.2628655560,  0.8090169940 ],
+                    [ -0.0449027976, -0.0277514551,  0.0854101965 ],
+                    [  0.4253254040, -0.6881909604, -0.4999999998 ],
+                    [  0.4253254040, -0.6881909604,  0.4999999998 ],
+                    [ -0.4253254040,  0.6881909604,  0.4999999998 ],
+                    [ -0.4253254040,  0.6881909604, -0.4999999998 ],
+                    [ -0.4253254040, -0.2628655560, -0.8090169940 ],
+                    [ -0.4253254040, -0.8506508085,  0.0000000000 ],
+                    [  0.0449027976,  0.0277514551, -0.0854101965 ],
+                    [ -0.9510565160,  0.0000000000,  0.0000000000 ],
+                    ];
+pRecord1 := SetVertexCoordinates3D(ico, Coord3_2, rec());
+DrawComplexToJavaScript(ico,"ico_32",pRecord1);
+
+# intersection example 1
+coordinates:=[[0.,0.,1.],[1.5,0.,1],[0.,2.,1.],[0.75,0.5,1.5],[0.75,0.5,0.5],[2,0.5,0.5]];
+
+faces:=[ [ 1, 2, 3 ], [ 4, 5, 6 ]];
+
+t:=TriangularComplexByVerticesInFaces(faces);
+pRecord2 := SetVertexCoordinates3D(t, coordinates, rec());
+
+
+
+DrawComplexToJavaScript(t,"Intersection",pRecord2);
+
+# intersection example 2
+coordinates:=[[0.,0.,1.],[1.,0.,1],[0.,2.,1.],[1.5,0,1],[0.5,1.,1]];
+
+faces:=[ [ 1, 2, 3 ], [ 2, 4, 5]];
+
+t:=TriangularComplexByVerticesInFaces(faces);
+pRecord2 := SetVertexCoordinates3D(t, coordinates, rec());
+
+
+DrawComplexToJavaScript(t,"Intersection2",pRecord2);
+
+
+# ramified example
+
+coordinates:=[[0.,-1.,0.],[0.,1.,0.],[0.5,1.,0.5],[0.5,1.,-0.5],[-0.5,1.,0.5],[-0.5,1.,-0.5]];
+
+faces:=[ [ 1, 2, 3 ], [ 1, 2, 4], [ 1, 2, 5], [ 1, 2, 6]];
+
+t:=TriangularComplexByVerticesInFaces(faces);
+pRecord3 := SetVertexCoordinates3D(t, coordinates, rec());
+SetEdgeColour(t,1,0xFF0000,pRecord3);
+pRecord3:=ActivateLineWidth(t, pRecord3);
+
+
+DrawComplexToJavaScript(t,"ramified1",pRecord3);
+
+# unramified example
+
+coordinates:=[[0.,-1.,-0.1],[0.,1.,-0.1],[0.,-1.,0.1],[0.,1.,0.1],[0.5,1.,0.5],[0.5,1.,-0.5],[-0.5,1.,0.5],[-0.5,1.,-0.5]];
+
+faces:=[ [ 3, 4, 5 ], [ 1, 2, 6], [ 3, 4, 7], [ 1, 2, 8]];
+
+t:=TriangularComplexByVerticesInFaces(faces);
+pRecord3 := SetVertexCoordinates3D(t, coordinates, rec());
+SetEdgeColour(t,1,"0xFF0000",pRecord3);
+SetEdgeColour(t,6,"0xFF0000",pRecord3);
+pRecord3:=ActivateLineWidth(t, pRecord3);
+
+
+DrawComplexToJavaScript(t,"un_ramified1",pRecord3);

test.stl

+solid test
+	facet normal -0.40824829046386307 0.40824829046386307 -0.81649658092772615 
+		outer loop
+			vertex 2. 0. 0. 
+			vertex 1. -1. 0. 
+			vertex -1. -1. 1. 
+		endloop
+	endfacet
+	facet normal -0.6616216370868464 0.74983785536509251 0. 
+		outer loop
+			vertex 2. 0. 0. 
+			vertex 0.29999999999999999 -1.5 0.5 
+			vertex 0.29999999999999999 -1.5 1. 
+		endloop
+	endfacet
+endsolid test
\ No newline at end of file

test_split2.stl

+solid test_split2
+	facet normal 0. 0. -1. 
+		outer loop
+			vertex 2. 0. 0. 
+			vertex 1. -1. 0. 
+			vertex 0.20000000000000001 -1.5 0. 
+		endloop
+	endfacet
+	facet normal 0. 0. 1. 
+		outer loop
+			vertex 2. 0. 0. 
+			vertex 0.20000000000000001 -1.5 0. 
+			vertex 0.5 -1.5 0. 
+		endloop
+	endfacet
+	facet normal -0.70534561585859823 0.70534561585859823 -0.070534561585859995 
+		outer loop
+			vertex 2. 0. 0. 
+			vertex 0.5 -1.5 0. 
+			vertex 0.40000000000000002 -1.5 1. 
+		endloop
+	endfacet
+	facet normal -0.1534291029830539 -0.42960148835255091 -0.88988879730171255 
+		outer loop
+			vertex 2. 0. 0. 
+			vertex 0.40000000000000002 -1.5 1. 
+			vertex -1. -1. 1. 
+		endloop
+	endfacet
+	facet normal -0.40824829046386307 0.40824829046386307 -0.81649658092772615 
+		outer loop
+			vertex 2. 0. 0. 
+			vertex 1. -1. 0. 
+			vertex -1. -1. 1. 
+		endloop
+	endfacet
+	facet normal -0.36369648372665397 0.58191437396264634 -0.72739296745330795 
+		outer loop
+			vertex 1. -1. 0. 
+			vertex 0.20000000000000001 -1.5 0. 
+			vertex -1. -1. 1. 
+		endloop
+	endfacet
+	facet normal -0.33557802760701216 -0.93961847729963399 0.06711560552140243 
+		outer loop
+			vertex 0.20000000000000001 -1.5 0. 
+			vertex 0.40000000000000002 -1.5 1. 
+			vertex -1. -1. 1. 
+		endloop
+	endfacet
+	facet normal 0. -1. 0. 
+		outer loop
+			vertex 0.20000000000000001 -1.5 0. 
+			vertex 0.5 -1.5 0. 
+			vertex 0.40000000000000002 -1.5 1. 
+		endloop
+	endfacet
+endsolid test_split2
\ No newline at end of file