src/OpenGl/OpenGl_togl_vieworientation.cxx

   1 /***********************************************************************
   2
   3 FONCTION :
   4 ----------
   5 file OpenGl_togl_vieworientation.c :
   6
   7
   8 REMARQUES:
   9 ----------
  10
  11
  12 HISTORIQUE DES MODIFICATIONS   :
  13 --------------------------------
  14 xx-xx-xx : CAL ; Creation.
  15 10-07-96 : FMN ; Suppression #define sur calcul matrice
  16
  17 ************************************************************************/
  18
  19 /*----------------------------------------------------------------------*/
  20 /*
  21 * Includes
  22 */
  23
  24 #include <OpenGl_tgl_all.hxx>
  25 #include <InterfaceGraphic_Graphic3d.hxx>
  26 #include <InterfaceGraphic_Visual3d.hxx>
  27 #include <OpenGl_tgl_vis.hxx>
  28 #include <OpenGl_tgl_funcs.hxx>
  29
  30 /*----------------------------------------------------------------------*/
  31
  32 int EXPORT
  33 call_togl_vieworientation
  34 (
  35  CALL_DEF_VIEW * aview,
  36  int wait
  37  )
  38 {
  39   int i, j;
  40   Tint waitwait;
  41   Tint err_ind;           /* OUT error indicator */
  42
  43   Tfloat Vrp[3];
  44   Tfloat Vpn[3];
  45   Tfloat Vup[3];
  46   Tfloat ScaleFactors[3];
  47
  48   err_ind = 0;
  49
  50   Vrp[0] = aview->Orientation.ViewReferencePoint.x;
  51   Vrp[1] = aview->Orientation.ViewReferencePoint.y;
  52   Vrp[2] = aview->Orientation.ViewReferencePoint.z;
  53
  54   Vpn[0] = aview->Orientation.ViewReferencePlane.x;
  55   Vpn[1] = aview->Orientation.ViewReferencePlane.y;
  56   Vpn[2] = aview->Orientation.ViewReferencePlane.z;
  57
  58   Vup[0] = aview->Orientation.ViewReferenceUp.x;
  59   Vup[1] = aview->Orientation.ViewReferenceUp.y;
  60   Vup[2] = aview->Orientation.ViewReferenceUp.z;
  61
  62   ScaleFactors[0] = aview->Orientation.ViewScaleX;
  63   ScaleFactors[1] = aview->Orientation.ViewScaleY;
  64   ScaleFactors[2] = aview->Orientation.ViewScaleZ;
  65
  66   /* use user-defined matrix */
  67   if ( aview->Orientation.IsCustomMatrix ) {
  68     for( i = 0; i < 4; i++ )
  69       for( j = 0; j < 4; j++ )
  70         call_viewrep.orientation_matrix[i][j] = aview->Orientation.ModelViewMatrix[i][j];
  71   }
  72   else
  73     TelEvalViewOrientationMatrix( Vrp, Vpn, Vup, ScaleFactors, &err_ind, call_viewrep.orientation_matrix);
  74
  75   if( !err_ind && aview->WsId != -1 )
  76   {
  77     call_viewrep.extra.vrp[0] = Vrp[0],
  78       call_viewrep.extra.vrp[1] = Vrp[1],
  79       call_viewrep.extra.vrp[2] = Vrp[2];
  80
  81     call_viewrep.extra.vpn[0] = Vpn[0],
  82       call_viewrep.extra.vpn[1] = Vpn[1],
  83       call_viewrep.extra.vpn[2] = Vpn[2];
  84
  85     call_viewrep.extra.vup[0] = Vup[0],
  86       call_viewrep.extra.vup[1] = Vup[1],
  87       call_viewrep.extra.vup[2] = Vup[2];
  88
  89     call_viewrep.extra.scaleFactors[0] = ScaleFactors[0],
  90       call_viewrep.extra.scaleFactors[1] = ScaleFactors[1],
  91       call_viewrep.extra.scaleFactors[2] = ScaleFactors[2];
  92
  93     if( !wait )
  94     {
  95       waitwait = 1;
  96       call_togl_viewmapping( aview, waitwait );
  97       call_togl_cliplimit( aview, waitwait );
  98       TelSetViewRepresentation( aview->WsId, aview->ViewId, &call_viewrep );
  99     }
 100   }
 101   return err_ind;
 102 }
 103 /*----------------------------------------------------------------------*/