Hello, Dmitri
I am not a big expert of X3D.
Because your line is present for the wired X3D view I would suspect all parameters
were passed properly from ROOT to X3D and you deal with the "fast 3D algorithm"
X3D provides.
Valery
----- Original Message -----
From: Dmitri Litvintsev <litvinse@cdfsga.fnal.gov>
To: Valeri Fine (Faine) <fine@bnl.gov>
Cc: <roottalk@pcroot.cern.ch>
Sent: 16 февраля 2000 г. 12:56
Subject: Re: lines disappear in x3d view in 'p' or 'e' mode (fwd)
>
>
>
> Hi Valery,
>
> This is macro shapes.C with added TPolyLine3D:
> {
> //
> // To see the output of this macro, click begin_html <a href="gif/shapes.gif" >here</a> end_html
> //
> gROOT->Reset();
> c1 = new TCanvas("c1","Geometry Shapes",200,10,700,500);
>
> // Define some volumes
> brik = new TBRIK("BRIK","BRIK","void",200,150,150);
> trd1 = new TTRD1("TRD1","TRD1","void",200,50,100,100);
> trd2 = new TTRD2("TRD2","TRD2","void",200,50,200,50,100);
> trap = new TTRAP("TRAP","TRAP","void",190,0,0,60,40,90,15,120,80,180,15);
> para = new TPARA("PARA","PARA","void",100,200,200,15,30,30);
> gtra = new TGTRA("GTRA","GTRA","void",390,0,0,20,60,40,90,15,120,80,180,15);
> tube = new TTUBE("TUBE","TUBE","void",150,200,400);
> tubs = new TTUBS("TUBS","TUBS","void",80,100,100,90,235);
> cone = new TCONE("CONE","CONE","void",100,50,70,120,150);
> cons = new TCONS("CONS","CONS","void",50,100,100,200,300,90,270);
> sphe = new TSPHE("SPHE","SPHE","void",25,340, 45,135, 0,270);
> sphe1 = new TSPHE("SPHE1","SPHE1","void",0,140, 0,180, 0,360);
> sphe2 = new TSPHE("SPHE2","SPHE2","void",0,200, 10,120, 45,145);
>
> pcon = new TPCON("PCON","PCON","void",180,270,4);
> pcon->DefineSection(0,-200,50,100);
> pcon->DefineSection(1,-50,50,80);
> pcon->DefineSection(2,50,50,80);
> pcon->DefineSection(3,200,50,100);
>
> pgon = new TPGON("PGON","PGON","void",180,270,8,4);
> pgon->DefineSection(0,-200,50,100);
> pgon->DefineSection(1,-50,50,80);
> pgon->DefineSection(2,50,50,80);
> pgon->DefineSection(3,200,50,100);
>
> // Set shapes attributes
> brik->SetLineColor(1);
> trd1->SetLineColor(2);
> trd2->SetLineColor(3);
> trap->SetLineColor(4);
> para->SetLineColor(5);
> gtra->SetLineColor(7);
> tube->SetLineColor(6);
> tubs->SetLineColor(7);
> cone->SetLineColor(2);
> cons->SetLineColor(3);
> pcon->SetLineColor(6);
> pgon->SetLineColor(2);
> sphe->SetLineColor(kRed);
> sphe1->SetLineColor(kBlack);
> sphe2->SetLineColor(kBlue);
>
>
> // Build the geometry hierarchy
> node1 = new TNode("NODE1","NODE1","BRIK");
> node1->cd();
>
> node2 = new TNode("NODE2","NODE2","TRD1",0,0,-1000);
> node3 = new TNode("NODE3","NODE3","TRD2",0,0,1000);
> node4 = new TNode("NODE4","NODE4","TRAP",0,-1000,0);
> node5 = new TNode("NODE5","NODE5","PARA",0,1000,0);
> node6 = new TNode("NODE6","NODE6","TUBE",-1000,0,0);
> node7 = new TNode("NODE7","NODE7","TUBS",1000,0,0);
> node8 = new TNode("NODE8","NODE8","CONE",-300,-300,0);
> node9 = new TNode("NODE9","NODE9","CONS",300,300,0);
> node10 = new TNode("NODE10","NODE10","PCON",0,-1000,-1000);
> node11 = new TNode("NODE11","NODE11","PGON",0,1000,1000);
> node12 = new TNode("NODE12","NODE12","GTRA",0,-400,700);
> node13 = new TNode("NODE13","NODE13","SPHE",10,-400,500);
> node14 = new TNode("NODE14","NODE14","SPHE1",10, 250,300);
> node15 = new TNode("NODE15","NODE15","SPHE2",10,-100,-200);
>
>
> // Draw this geometry in the current canvas
> node1->cd();
> node1->Draw();
> TPolyLine3D* line = new TPolyLine3D(2);
> line->SetPoint(0,-500,-500,-500);
> line->SetPoint(1,500,500,500);
> line->SetLineWidth(3);
> line->SetLineColor(2);
> line->Draw("same");
> c1->Update();
> //
> // Draw the geometry using the x3d viewver.
> // Note that this viewver may also be invoked from the "View" menu in
> // the canvas tool bar
> c1->x3d();
> //
> // once in x3d viewer, type m to see the menu.
> // For example typing r will show a solid model of this geometry.
> }
>
> I see the line in X3D view only in 'w' mode.
> What is wrong here?
>
> regards,
> Dmitry
>
This archive was generated by hypermail 2b29 : Tue Jan 02 2001 - 11:50:19 MET