GEODB/AliGShape.cxx

   1 // -*- C++ -*-
   2 //
   3 // 1998/10/22
   4 // ---------------------------------------------------------------------------
   5 //
   6 // AliGShape Class
   7 //
   8 // This file is part of the ALICE Geometry Database .
   9 //
  10 // Author:  Joana E. Santo
  11 //
  12 // ---------------------------------------------------------------------------
  13
  14 #include <TView.h>
  15 #include <TVirtualPad.h>
  16 #include <iostream.h>
  17 #include "AliGShape.h"
  18 #include "AliGNode.h"
  19 #include "AliGeometry.h"
  20
  21 //---------------------------------------------------------------------------
  22
  23 ClassImp(AliGShape)
  24
  25 AliGShape::AliGShape()
  26 {
  27     /* Default Constructor */
  28     fName  = "";
  29     fTitle = "";
  30 }
  31
  32 //---------------------------------------------------------------------------
  33
  34 AliGShape::AliGShape(Text_t* name, Text_t* title): TNamed(name, title), TAttLine(), TAttFill()
  35 {
  36    /* Constructor */
  37 }
  38
  39 //---------------------------------------------------------------------------
  40
  41 AliGShape::AliGShape( AliGShape* shape )
  42 {
  43     /* Copy Constructor */
  44     fColor = shape->fColor;
  45 }
  46
  47
  48 //---------------------------------------------------------------------------
  49
  50 void AliGShape::Paint(Option_t *)
  51 {
  52    // This method must be overridden by the real shape implementation.
  53    // AbstractMethod("Paint");
  54 }
  55
  56 // ---------------------------------------------------------------------------
  57
  58 Int_t AliGShape::DistancetoPrimitive(Int_t, Int_t)
  59 {
  60     TView *view = gPad->GetView();
  61     gPad->SetSelected(view);
  62     return 0;
  63 }
  64
  65 // ---------------------------------------------------------------------------
  66
  67 void AliGShape::PaintShape(X3DBuffer *buff, Bool_t rangeView)
  68 {
  69 //*-*-*-*-*Paint 3-D shape in current pad with its current attributes*-*-*-*-*
  70 //*-*      ==========================================================
  71
  72     if (!buff) return;
  73
  74     Float_t *point = &(buff->points[0]);
  75     for (Int_t j = 0; j < buff->numPoints; j++) {
  76       //           printf("Before %f %f %f\n",point[3*j],point[3*j+1],point[3*j+2]);
  77            gAliGeometry->Local2Master(&point[3*j],&point[3*j]);
  78            //           printf("After %f %f %f\n",point[3*j],point[3*j+1],point[3*j+2]);
  79     }
  80
  81     Float_t points[6], x0, y0, z0, x1, y1, z1;
  82     const Int_t kExpandView = 2;
  83     int i0;
  84
  85     x0 = y0 = z0 = x1 = y1 = z1 = buff->points[0];
  86
  87     TAttLine::Modify();  //Change line attributes only if necessary
  88     TAttFill::Modify();  //Change fill area attributes only if necessary
  89
  90     for (Int_t i = 0; i < buff->numSegs; i++) {
  91         i0 = 3*buff->segs[3*i+1];
  92         points[0] = buff->points[i0++];
  93         points[1] = buff->points[i0++];
  94         points[2] = buff->points[i0];
  95
  96         i0 = 3*buff->segs[3*i+2];
  97         points[3] = buff->points[i0++];
  98         points[4] = buff->points[i0++];
  99         points[5] = buff->points[i0];
 100
 101         x0 = points[0] < x0 ? points[0] : x0;
 102         y0 = points[1] < y0 ? points[1] : y0;
 103         z0 = points[2] < z0 ? points[2] : z0;
 104         x1 = points[0] > x1 ? points[0] : x1;
 105         y1 = points[1] > y1 ? points[1] : y1;
 106         z1 = points[2] > z1 ? points[2] : z1;
 107
 108         Float_t *ptpoints_0 = &points[0];
 109         Float_t *ptpoints_3 = &points[3];
 110
 111         //printf("Painting from %f to %f\n",*ptpoints_0, *ptpoints_3);
 112
 113         gPad->PaintLine3D(ptpoints_0, ptpoints_3);
 114 //        gPad->PaintLine3D(&points[0], &points[3]);
 115     }
 116
 117     TView *view = gPad->GetView();
 118     //cout << "x0,y0,x1,y1=" << x0 << y0 << x1 << y1 << endl;
 119     if (view->GetAutoRange()) view->SetRange(-500,-500,-500,500,500,500,kExpandView);
 120
 121     // if (view->GetAutoRange()) view->SetRange(-1,-1,-1,1,1,1,kExpandView);
 122 }
 123
 124
 125
 126 // ---------------------------------------------------------------------------
 127
 128 void AliGShape::SetPoints(Float_t *) {
 129     AbstractMethod("SetPoints(Float_t *buffer)");
 130 }
 131
 132 // ---------------------------------------------------------------------------
 133
 134