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shapes.C
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1/// \file
2/// \ingroup tutorial_geom
3/// The old geometry shapes (see script geodemo.C)
4///
5/// \macro_image
6/// \macro_code
7///
8/// \author Rene Brun
9
10#include "TGeometry.h"
11#include "TGeoManager.h"
12
13void shapes() {
14 TCanvas *c1 = new TCanvas("glc1","Geometry Shapes",200,10,700,500);
15
16 gSystem->Load("libGeom");
17 //delete previous geometry objects in case this script is re-executed
18 if (gGeoManager) {
21 }
22
23 // Define some volumes
24 TBRIK *brik = new TBRIK("BRIK","BRIK","void",200,150,150);
25 TTRD1 *trd1 = new TTRD1("TRD1","TRD1","void",200,50,100,100);
26 TTRD2 *trd2 = new TTRD2("TRD2","TRD2","void",200,50,200,50,100);
27 TTRAP *trap = new TTRAP("TRAP","TRAP","void",190,0,0,60,40,90,15,120,80,180,15);
28 TPARA *para = new TPARA("PARA","PARA","void",100,200,200,15,30,30);
29 TGTRA *gtra = new TGTRA("GTRA","GTRA","void",390,0,0,20,60,40,90,15,120,80,180,15);
30 TTUBE *tube = new TTUBE("TUBE","TUBE","void",150,200,400);
31 TTUBS *tubs = new TTUBS("TUBS","TUBS","void",80,100,100,90,235);
32 TCONE *cone = new TCONE("CONE","CONE","void",100,50,70,120,150);
33 TCONS *cons = new TCONS("CONS","CONS","void",50,100,100,200,300,90,270);
34 TSPHE *sphe = new TSPHE("SPHE","SPHE","void",25,340, 45,135, 0,270);
35 TSPHE *sphe1 = new TSPHE("SPHE1","SPHE1","void",0,140, 0,180, 0,360);
36 TSPHE *sphe2 = new TSPHE("SPHE2","SPHE2","void",0,200, 10,120, 45,145);
37
38 TPCON *pcon = new TPCON("PCON","PCON","void",180,270,4);
39 pcon->DefineSection(0,-200,50,100);
40 pcon->DefineSection(1,-50,50,80);
41 pcon->DefineSection(2,50,50,80);
42 pcon->DefineSection(3,200,50,100);
43
44 TPGON *pgon = new TPGON("PGON","PGON","void",180,270,8,4);
45 pgon->DefineSection(0,-200,50,100);
46 pgon->DefineSection(1,-50,50,80);
47 pgon->DefineSection(2,50,50,80);
48 pgon->DefineSection(3,200,50,100);
49
50 // Set shapes attributes
51 brik->SetLineColor(1);
52 trd1->SetLineColor(2);
53 trd2->SetLineColor(3);
54 trap->SetLineColor(4);
55 para->SetLineColor(5);
56 gtra->SetLineColor(7);
57 tube->SetLineColor(6);
58 tubs->SetLineColor(7);
59 cone->SetLineColor(2);
60 cons->SetLineColor(3);
61 pcon->SetLineColor(6);
62 pgon->SetLineColor(2);
63 sphe->SetLineColor(kRed);
64 sphe1->SetLineColor(kBlack);
65 sphe2->SetLineColor(kBlue);
66
67
68 // Build the geometry hierarchy
69 TNode *node1 = new TNode("NODE1","NODE1","BRIK");
70 node1->cd();
71
72 TNode *node2 = new TNode("NODE2","NODE2","TRD1",0,0,-1000);
73 TNode *node3 = new TNode("NODE3","NODE3","TRD2",0,0,1000);
74 TNode *node4 = new TNode("NODE4","NODE4","TRAP",0,-1000,0);
75 TNode *node5 = new TNode("NODE5","NODE5","PARA",0,1000,0);
76 TNode *node6 = new TNode("NODE6","NODE6","TUBE",-1000,0,0);
77 TNode *node7 = new TNode("NODE7","NODE7","TUBS",1000,0,0);
78 TNode *node8 = new TNode("NODE8","NODE8","CONE",-300,-300,0);
79 TNode *node9 = new TNode("NODE9","NODE9","CONS",300,300,0);
80 TNode *node10 = new TNode("NODE10","NODE10","PCON",0,-1000,-1000);
81 TNode *node11 = new TNode("NODE11","NODE11","PGON",0,1000,1000);
82 TNode *node12 = new TNode("NODE12","NODE12","GTRA",0,-400,700);
83 TNode *node13 = new TNode("NODE13","NODE13","SPHE",10,-400,500);
84 TNode *node14 = new TNode("NODE14","NODE14","SPHE1",10, 250,300);
85 TNode *node15 = new TNode("NODE15","NODE15","SPHE2",10,-100,-200);
86
87
88 // Draw this geometry in the current canvas
89 node1->cd();
90 node1->Draw("gl");
91 c1->Update();
92 //
93 // Draw the geometry using the OpenGL viewer.
94 // Note that this viewer may also be invoked from the "View" menu in
95 // the canvas tool bar
96 //
97 // once in the viewer, select the Help button
98 // For example typing r will show a solid model of this geometry.
99}
@ kRed
Definition: Rtypes.h:66
@ kBlack
Definition: Rtypes.h:65
@ kBlue
Definition: Rtypes.h:66
R__EXTERN TGeoManager * gGeoManager
Definition: TGeoManager.h:602
R__EXTERN TSystem * gSystem
Definition: TSystem.h:560
virtual void SetLineColor(Color_t lcolor)
Set the line color.
Definition: TAttLine.h:40
A box with faces perpendicular to the axes.
Definition: TBRIK.h:26
A conical tube.
Definition: TCONE.h:28
A segment of a conical tube.
Definition: TCONS.h:27
The Canvas class.
Definition: TCanvas.h:23
A general twisted trapezoid.
Definition: TGTRA.h:27
TObjArray * GetListOfNodes()
Definition: TGeoManager.h:487
TObjArray * GetListOfShapes() const
Definition: TGeoManager.h:495
TNode description.
Definition: TNode.h:33
virtual void Draw(Option_t *option="")
Draw Referenced node with current parameters.
Definition: TNode.cxx:322
virtual void cd(const char *path=nullptr)
Change Current Reference node to this.
Definition: TNode.cxx:249
void Delete(Option_t *option="") override
Remove all objects from the array AND delete all heap based objects.
Definition: TObjArray.cxx:356
A parallelepiped.
Definition: TPARA.h:30
A polycone.
Definition: TPCON.h:33
virtual void DefineSection(Int_t secNum, Float_t z, Float_t rmin, Float_t rmax)
Defines section secNum of the polycone.
Definition: TPCON.cxx:174
A polygon.
Definition: TPGON.h:30
A Sphere.
Definition: TSPHE.h:28
virtual int Load(const char *module, const char *entry="", Bool_t system=kFALSE)
Load a shared library.
Definition: TSystem.cxx:1858
A general trapezoid.
Definition: TTRAP.h:33
A trapezoid with the x dimension varying along z.
Definition: TTRD1.h:28
A trapezoid with both x and y dimensions varying along z.
Definition: TTRD2.h:29
A tube.
Definition: TTUBE.h:32
A segment of a tube.
Definition: TTUBS.h:29
return c1
Definition: legend1.C:41
Definition: shapes.py:1