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OpenGl_subrs.c

/***********************************************************************

     FONCTION :
     ----------
        File OpenGl_subrs :
 

     REMARQUES:
     ---------- 
      

     HISTORIQUE DES MODIFICATIONS   :
     --------------------------------
       xx-xx-xx : xxx ; Creation.
       11-03-96 : FMN ; Correction warning compilation
       01-04-96 : CAL ; Integration MINSK portage WNT
       26-04-96 : FMN ; Correction warning compilation
       10-06-96 : CAL ; Transparence dans call_subr_set_refl_props
       17-07-96 : CAL ; Suppression de CALL_PHIGS_ELEM_HLHSR_ID
       07-10-96 : FMN ; Suppression code inutile
       21-08-97 : PCT ; ajout deuxieme passe pour les textures
       23-12-97 : FMN ; Suppression TelBackInteriorStyle, TelBackInteriorStyleIndex
       29-12-97 : FMN ; Ajout cas 4 pour call_subr_polygon_indices()
       30-12-97 : FMN ; CTS18312: Correction back material
       08-04-98 : FGU ; Ajout emission
       30-11-98 : FMN ; S3819 : Textes toujours visibles
       16-06-2000 : ATS,GG : G005 : Group of functions: call_subr_parray

************************************************************************/

#define IMP190602       /* GG Avoid memory leaks after creating a polyline
//                      with vertex colors primitive.
//                      Thanks to Ivan Fontaine (SAMTECH) for this improvment
*/

/*----------------------------------------------------------------------*/
/*
 * Includes
 */ 


#include <OpenGl_tgl_all.h>

#include <stdio.h>
#include <stddef.h>
#include <stdlib.h>

#include <InterfaceGraphic_Graphic3d.hxx>

#include <OpenGl_cmn_varargs.h>
#include <OpenGl_cmn_memory.h>
#include <OpenGl_tsm.h>
#include <OpenGl_tsm_ws.h>
#include <OpenGl_telem.h>
#include <OpenGl_tgl_funcs.h>
#include <OpenGl_tgl_subrs.h>
#include <OpenGl_telem_inquire.h>
#include <OpenGl_telem_view.h>
#include <OpenGl_tgl_elems.h>


void
call_subr_set_line_colr( Tfloat  r, Tfloat  g, Tfloat  b )
{
    CMN_KEY  key;
    TEL_COLOUR  col;

    col.rgb[0] = r,
    col.rgb[1] = g,
    col.rgb[2] = b;
    key.data.pdata = &col;
    TsmAddToStructure( TelPolylineColour, 1, &key );

    return;
}


void
call_subr_polyline( CALL_DEF_LISTPOINTS * alpoints )
{
    CMN_KEY  key[4];
    cmn_key  kp[4];

    kp[0] = &key[0], kp[1] = &key[1], kp[2] = &key[2], kp[3] = &key[3];
    key[0].id = NUM_LINES_ID;
    key[0].data.ldata = 1;
    key[1].id = VERTICES_ID;
    key[1].data.pdata = alpoints->UPoints.Points;
    key[2].id = BOUNDS_DATA_ID;
    key[2].data.pdata = &alpoints->NbPoints;
    key[3].id = NUM_VERTICES_ID;
    key[3].data.ldata = alpoints->NbPoints;
    TsmAddToStructure( TelPolyline, -4, kp );

    return;
}


void
call_subr_polyline_data( CALL_DEF_LISTPOINTS * alpoints )
{
    CMN_KEY  key[5];
    cmn_key  kp[5];
    tel_point points;
    tel_colour col;
    register   Tint  i;

    if( alpoints->TypePoints != 3 )
        return;  /* Coordinates and Vertex Colour not Specified */

    points = cmn_getmem( alpoints->NbPoints, sizeof(TEL_POINT), 0 );
    if( !points )
        return;

    col = cmn_getmem( alpoints->NbPoints, sizeof(TEL_COLOUR), 0 );
    if( !col )
    {
        cmn_freemem( points );
        return;
    }

    for( i = 0; i < alpoints->NbPoints; i++ )
    {
        points[i].xyz[0] = alpoints->UPoints.PointsC[i].Point.x;
        points[i].xyz[1] = alpoints->UPoints.PointsC[i].Point.y;
        points[i].xyz[2] = alpoints->UPoints.PointsC[i].Point.z;
        col[i].rgb[0] = alpoints->UPoints.PointsC[i].Color.r;
        col[i].rgb[1] = alpoints->UPoints.PointsC[i].Color.g;
        col[i].rgb[2] = alpoints->UPoints.PointsC[i].Color.b;
    }

    key[0].id = NUM_LINES_ID;
    key[0].data.ldata = 1;
    key[1].id = VERTEX_COLOUR_VALS_ID;
    key[1].data.pdata = col;
    key[2].id = VERTICES_ID;
    key[2].data.pdata = points;
    key[3].id = BOUNDS_DATA_ID;
    key[3].data.pdata = &alpoints->NbPoints;
    key[4].id = NUM_VERTICES_ID;
    key[4].data.ldata = alpoints->NbPoints;

    for( i = 0; i < 5; i++ )
         kp[i] = &key[i];

    TsmAddToStructure( TelPolyline, -5, kp );

#ifdef IMP190602
    cmn_freemem( points );
    cmn_freemem( col );
#endif

    return;
}



void
call_subr_remnameset( Tint num, Tint  *ns )
{
    CMN_KEY  key;

    key.id = num;
    key.data.pdata = ns;
    TsmAddToStructure( TelRemoveNameset, 1, &key );

    return;
}


void
call_subr_addnameset( Tint num, Tint  *ns )
{
    CMN_KEY  key;

    key.id = num;
    key.data.pdata = ns;
    TsmAddToStructure( TelAddNameset, 1, &key );

    return;
}

void
call_subr_set_back_int_colr( Tfloat r, Tfloat g, Tfloat b, Tfloat a )
{
    CMN_KEY  key;
    TEL_COLOUR  col;

    col.rgb[0] = r,
    col.rgb[1] = g,
    col.rgb[2] = b;
    key.data.pdata = &col;
    TsmAddToStructure( TelBackInteriorColour, 1, &key );

    return;
}



void
call_subr_set_int_colr( Tfloat r, Tfloat g, Tfloat b, Tfloat a )
{
    CMN_KEY  key;
    TEL_COLOUR  col;

    col.rgb[0] = r,
    col.rgb[1] = g,
    col.rgb[2] = b;
    key.data.pdata = &col;
    TsmAddToStructure( TelInteriorColour, 1, &key );

    return;
}

void
call_subr_set_edge_colr( Tfloat r, Tfloat g, Tfloat b )
{
    CMN_KEY  key;
    TEL_COLOUR  col;

    col.rgb[0] = r,
    col.rgb[1] = g,
    col.rgb[2] = b;
    key.data.pdata = &col;
    TsmAddToStructure( TelEdgeColour, 1, &key );

    return;
}


void
call_subr_set_refl_props( CALL_DEF_MATERIAL * material, Tint tag )
{
    CMN_KEY  key;
    TEL_SURF_PROP  surface;

    /* Par defaut tout a 0 */
    surface.amb  = ( float )0.0;
    surface.diff = ( float )0.0;
    surface.spec = ( float )0.0;
    surface.emsv = ( float )0.0;
    surface.isamb    = (int)0;
    surface.isdiff   = (int)0;
    surface.isspec   = (int)0;
    surface.isemsv   = (int)0;
    surface.isphysic = (int)0;

    /* Cas par cas pour l evaluation */
    if( material->IsAmbient )
    {
        surface.amb  = material->Ambient;
      surface.isamb = 1;
    }
    if( material->IsDiffuse )
    {
        surface.diff = material->Diffuse;
      surface.isdiff = 1;
    }
    if( material->IsSpecular )
    {
        surface.spec = material->Specular;
      surface.isspec = 1;
    }
    if( material->IsEmission )
    {
        surface.emsv = material->Emission;
      surface.isemsv = 1;
    }
    
    /* type de materiel */
    if( material->IsPhysic )
      surface.isphysic = 1;
      
    /* Couleur du materiel */
    /*surface.matcol.rgb[0] = material->Color.r;
    surface.matcol.rgb[1] = material->Color.g;
    surface.matcol.rgb[2] = material->Color.b;*/
    
    /* Couleur eclairage ambient */
    surface.ambcol.rgb[0] = material->ColorAmb.r;
    surface.ambcol.rgb[1] = material->ColorAmb.g;
    surface.ambcol.rgb[2] = material->ColorAmb.b;
    
    /* Couleur eclairage diffus */
    surface.difcol.rgb[0] = material->ColorDif.r;
    surface.difcol.rgb[1] = material->ColorDif.g;
    surface.difcol.rgb[2] = material->ColorDif.b;
    
    /* Couleur eclairage speculaire */
    surface.speccol.rgb[0] = material->ColorSpec.r;
    surface.speccol.rgb[1] = material->ColorSpec.g;
    surface.speccol.rgb[2] = material->ColorSpec.b;
    
    /* Couleur d emission */
    surface.emscol.rgb[0] = material->ColorEms.r;
    surface.emscol.rgb[1] = material->ColorEms.g;
    surface.emscol.rgb[2] = material->ColorEms.b;
    
    surface.shine = ( float )128 * material->Shininess;
    surface.env_reflexion = material->EnvReflexion;

    /* Dans la couche C++ :
     * prop->trans = 0. => opaque
     * prop->trans = 1. => transparent
     * en OpenGl c'est le contraire.
     */
    surface.trans = 1.0F - material->Transparency;

    key.data.pdata = &surface;
    TsmAddToStructure( tag ? TelBackSurfaceAreaProperties :
                             TelSurfaceAreaProperties, 1, &key );
    return;
}

void
call_subr_set_marker_colr( Tfloat r, Tfloat g, Tfloat b )
{
    CMN_KEY  key;
    TEL_COLOUR  col;

    col.rgb[0] = r,
    col.rgb[1] = g,
    col.rgb[2] = b;
    key.data.pdata = &col;
    TsmAddToStructure( TelPolymarkerColour, 1, &key );

    return;
}


TStatus
call_subr_get_exec_struct( Tint afather, Tint ason, Tint  *ind )
{
    tsm_elem    elem;
    Tint        i, num;

    if( TsmGetStructure( afather, &num, &elem ) == TSuccess )
    {
        for( i = 0; i < num; i++ )
        {
            if( elem[i].el == TelExecuteStructure )
                if( elem[i].data.ldata == ason )
                {
                    *ind = (i+1);
                    return TSuccess;
                }
        }
    }
    return TFailure;
}


void
call_subr_marker( CALL_DEF_MARKER * amarker )
{
    CMN_KEY  key;
    TEL_POINT  pt;

    key.id = 1;
    pt.xyz[0] = amarker->x,
    pt.xyz[1] = amarker->y,
    pt.xyz[2] = amarker->z;
    key.data.pdata = &pt;
    TsmAddToStructure( TelMarkerSet, 1, &key );

    return;
}


void
call_subr_marker_set( CALL_DEF_LISTMARKERS * almarkers )
{
    CMN_KEY  key;

    key.id = almarkers->NbMarkers;
    key.data.pdata = almarkers->Markers;
    TsmAddToStructure( TelMarkerSet, 1, &key );

    return;
}


void
call_subr_polygon( CALL_DEF_FACET * afacet )
{
    CMN_KEY      k[3];

    k[0].id = NUM_VERTICES_ID;
    k[0].data.ldata = afacet->NbPoints;

    k[1].id = SHAPE_FLAG_ID;
    k[1].data.ldata = TEL_SHAPE_UNKNOWN;

    switch (afacet->TypeFacet) {
        case 0 : /* TOP_UNKNOWN */
            k[1].data.ldata = TEL_SHAPE_UNKNOWN;
        break;
        case 1 : /* TOP_COMPLEX */
            k[1].data.ldata = TEL_SHAPE_COMPLEX;
        break;
        case 2 : /* TOP_CONCAVE */
            k[1].data.ldata = TEL_SHAPE_CONCAVE;
        break;
        case 3 : /* TOP_CONVEX */
        k[1].data.ldata = TEL_SHAPE_CONVEX;
        break;
    }

#if defined(__sgi) || defined(IRIX)
    /* Pb avec le tesselator sgi */
        k[1].data.ldata = TEL_SHAPE_CONVEX;
#endif

    k[2].id = VERTICES_ID;
    k[2].data.pdata = afacet->UPoints.Points;

    TsmAddToStructure( TelPolygon, 3, &k[0], &k[1], &k[2] );

    return;
}


void
call_subr_polygon_data( CALL_DEF_FACET * afacet )
{
    CMN_KEY      k[10];
    cmn_key      kp[10];
    Tint         nk = 0, i;
    TEL_COLOUR   col;
    void        *npt;
    TEL_POINT   *pts=0, *ptn=0;
    TEL_TEXTURE_COORD *ptt=0;

    k[nk].id = NUM_VERTICES_ID;
    k[nk].data.ldata = afacet->NbPoints;
    nk++;

    if( afacet->ColorIsDefined )
    {
        col.rgb[0] = afacet->Color.r;
        col.rgb[1] = afacet->Color.g;
        col.rgb[2] = afacet->Color.b;

        k[nk].id = FACET_COLOUR_VALS_ID;
        k[nk].data.pdata = &col;
        nk++;
    }

    if( afacet->NormalIsDefined )
    {
        npt = &afacet->Normal;
        k[nk].id = FNORMALS_ID;
        k[nk].data.pdata = npt;
        nk++;
    }

    switch (afacet->TypePoints)
    {
       case 1:
       {
          k[nk].id = SHAPE_FLAG_ID;
          k[nk].data.ldata = TEL_SHAPE_UNKNOWN;
          switch (afacet->TypeFacet) {
              case 0 : /* TOP_UNKNOWN */
                  k[nk].data.ldata = TEL_SHAPE_UNKNOWN;
              break;
              case 1 : /* TOP_COMPLEX */
                  k[nk].data.ldata = TEL_SHAPE_COMPLEX;
              break;
              case 2 : /* TOP_CONCAVE */
                  k[nk].data.ldata = TEL_SHAPE_CONCAVE;
              break;
              case 3 : /* TOP_CONVEX */
              k[nk].data.ldata = TEL_SHAPE_CONVEX;
              break;
          }
#if defined(__sgi) || defined(IRIX)
          /* Pb avec le tesselator sgi */
              k[nk].data.ldata = TEL_SHAPE_CONVEX;
#endif
          nk++;
          k[nk].id = VERTICES_ID;
          k[nk].data.pdata = afacet->UPoints.Points;
          nk++;
          break;
       }
       case 2:
       {
          Tint i;

          k[nk].id = SHAPE_FLAG_ID;
          k[nk].data.ldata = TEL_SHAPE_UNKNOWN;
          switch (afacet->TypeFacet) {
              case 0 : /* TOP_UNKNOWN */
                  k[nk].data.ldata = TEL_SHAPE_UNKNOWN;
              break;
              case 1 : /* TOP_COMPLEX */
                  k[nk].data.ldata = TEL_SHAPE_COMPLEX;
              break;
              case 2 : /* TOP_CONCAVE */
                  k[nk].data.ldata = TEL_SHAPE_CONCAVE;
              break;
              case 3 : /* TOP_CONVEX */
              k[nk].data.ldata = TEL_SHAPE_CONVEX;
              break;
          }
#if defined(__sgi) || defined(IRIX)
          /* Pb avec le tesselator sgi */
              k[nk].data.ldata = TEL_SHAPE_CONVEX;
#endif
          nk++;
          pts = cmn_getmem( afacet->NbPoints, sizeof( TEL_POINT ), 0 );
          k[nk].id = VERTICES_ID;
          k[nk].data.pdata = pts;
          nk++;
          ptn = cmn_getmem( afacet->NbPoints, sizeof( TEL_POINT ), 0 );
          k[nk].id = VNORMALS_ID;
          k[nk].data.pdata = ptn;
          nk++;
          for( i = 0; i < afacet->NbPoints; i++ )
          {
             pts[i].xyz[0] = afacet->UPoints.PointsN[i].Point.x;
             pts[i].xyz[1] = afacet->UPoints.PointsN[i].Point.y;
             pts[i].xyz[2] = afacet->UPoints.PointsN[i].Point.z;

             ptn[i].xyz[0] = afacet->UPoints.PointsN[i].Normal.dx;
             ptn[i].xyz[1] = afacet->UPoints.PointsN[i].Normal.dy;
             ptn[i].xyz[2] = afacet->UPoints.PointsN[i].Normal.dz;
          }
          break;
       }
       case 5:
       {
          Tint i;

          k[nk].id = SHAPE_FLAG_ID;
          k[nk].data.ldata = TEL_SHAPE_UNKNOWN;
          switch (afacet->TypeFacet) {
              case 0 : /* TOP_UNKNOWN */
                  k[nk].data.ldata = TEL_SHAPE_UNKNOWN;
              break;
              case 1 : /* TOP_COMPLEX */
                  k[nk].data.ldata = TEL_SHAPE_COMPLEX;
              break;
              case 2 : /* TOP_CONCAVE */
                  k[nk].data.ldata = TEL_SHAPE_CONCAVE;
              break;
              case 3 : /* TOP_CONVEX */
              k[nk].data.ldata = TEL_SHAPE_CONVEX;
              break;
          }
#if defined(__sgi) || defined(IRIX)
          /* Pb avec le tesselator sgi */
              k[nk].data.ldata = TEL_SHAPE_CONVEX;
#endif
          nk++;
          pts = cmn_getmem( afacet->NbPoints, sizeof( TEL_POINT ), 0 );
          k[nk].id = VERTICES_ID;
          k[nk].data.pdata = pts;
          nk++;
          ptn = cmn_getmem( afacet->NbPoints, sizeof( TEL_POINT ), 0 );
          k[nk].id = VNORMALS_ID;
          k[nk].data.pdata = ptn;
          nk++;
          ptt = cmn_getmem( afacet->NbPoints, sizeof( TEL_TEXTURE_COORD ), 0 );
          k[nk].id = VTEXTURECOORD_ID;
          k[nk].data.pdata = ptt;
          nk++;
          for( i = 0; i < afacet->NbPoints; i++ )
          {
             pts[i].xyz[0] = afacet->UPoints.PointsNT[i].Point.x;
             pts[i].xyz[1] = afacet->UPoints.PointsNT[i].Point.y;
             pts[i].xyz[2] = afacet->UPoints.PointsNT[i].Point.z;

             ptn[i].xyz[0] = afacet->UPoints.PointsNT[i].Normal.dx;
             ptn[i].xyz[1] = afacet->UPoints.PointsNT[i].Normal.dy;
             ptn[i].xyz[2] = afacet->UPoints.PointsNT[i].Normal.dz;

             ptt[i].xy[0] = afacet->UPoints.PointsNT[i].TextureCoord.tx;
             ptt[i].xy[1] = afacet->UPoints.PointsNT[i].TextureCoord.ty;
          }
          break;
       }
    }

    for( i = 0; i < nk; i++ )
         kp[i] = &k[i];

    TsmAddToStructure( TelPolygon, -nk, kp );

    if( pts )
    {
       cmn_freemem( pts );
       cmn_freemem( ptn );
       cmn_freemem( ptt );
    }

    return;
}


void
call_subr_polygon_indices( CALL_DEF_LISTPOINTS * alpoints,
                           CALL_DEF_LISTEDGES * aledges,
                           CALL_DEF_LISTINTEGERS * albounds )
{
    CMN_KEY      k[10];
    cmn_key      kp[10];
    Tint         nk = 0, i;
    tel_point    varr=0;
    tel_point    narr=0;
    tel_colour   carr=0;
    tel_texture_coord tarr=0;
    Tint        *edgvis=NULL, *bounds, *indices;
    Tint         num_indices;

    k[nk].id = NUM_VERTICES_ID;
    k[nk].data.ldata = alpoints->NbPoints;
    nk++;

    k[nk].id = NUM_FACETS_ID;
    k[nk].data.ldata = albounds->NbIntegers;
    nk++;

    k[nk].id = SHAPE_FLAG_ID;
    k[nk].data.ldata = TEL_SHAPE_UNKNOWN;
    nk++;

    if( aledges->NbEdges )
    {
        edgvis = cmn_getmem( aledges->NbEdges, sizeof(Tint), 0 );
        if( !edgvis )
            return;
        for( i = 0; i < aledges->NbEdges; i++ )
            edgvis[i] = aledges->Edges[i].Type ? CALL_PHIGS_EDGE_OFF :
                                                CALL_PHIGS_EDGE_ON;
        k[nk].id = EDGE_DATA_ID;
        k[nk].data.pdata = edgvis;
        nk++;
    }

    bounds = cmn_getmem( albounds->NbIntegers, sizeof(Tint), 0 );
    if( !bounds )
    {
        cmn_freemem( edgvis );
        return;
    }
    for( i = 0, num_indices = 0; i < albounds->NbIntegers; i++ )
    {
        bounds[i] = albounds->Integers[i];
        num_indices += bounds[i];
    }
    k[nk].id = BOUNDS_DATA_ID;
    k[nk].data.pdata = bounds;
    nk++;

    indices = cmn_getmem( num_indices, sizeof(Tint), 0 );
    if( !indices )
    {
        cmn_freemem( edgvis );
        cmn_freemem( bounds );
        return;
    }
    for( i = 0; i < num_indices; i++ )
        indices[i] = aledges->Edges[i].Index1;
    k[nk].id = CONNECTIVITY_ID;
    k[nk].data.pdata = indices;
    nk++;

    switch( alpoints->TypePoints )
    {
        case 1 : /* Vertex Coordinates Specified */
            varr = cmn_getmem( alpoints->NbPoints, sizeof(TEL_POINT), 0);
            if( !varr )
            {
                cmn_freemem( edgvis );
                cmn_freemem( bounds );
                cmn_freemem( indices );
                return;
            }
            for( i = 0; i < alpoints->NbPoints; i++ )
                 varr[i].xyz[0] = alpoints->UPoints.Points[i].x,
                 varr[i].xyz[1] = alpoints->UPoints.Points[i].y,
                 varr[i].xyz[2] = alpoints->UPoints.Points[i].z;
            k[nk].id = VERTICES_ID;
            k[nk].data.pdata = varr;
            nk++;
            break;

        case 2 : /* Coordinates and Vertex Normal Specified */
            varr = cmn_getmem( alpoints->NbPoints, sizeof(TEL_POINT), 0);
            if( !varr )
            {
                cmn_freemem( edgvis );
                cmn_freemem( bounds );
                cmn_freemem( indices );
                return;
            }
            narr = cmn_getmem( alpoints->NbPoints, sizeof(TEL_POINT), 0);
            if( !narr )
            {
                cmn_freemem( edgvis );
                cmn_freemem( bounds );
                cmn_freemem( indices );
                cmn_freemem( varr );
                return;
            }
            for( i = 0; i < alpoints->NbPoints; i++ )
            {
                 varr[i].xyz[0] = alpoints->UPoints.PointsN[i].Point.x,
                 varr[i].xyz[1] = alpoints->UPoints.PointsN[i].Point.y,
                 varr[i].xyz[2] = alpoints->UPoints.PointsN[i].Point.z;

                 narr[i].xyz[0] = alpoints->UPoints.PointsN[i].Normal.dx,
                 narr[i].xyz[1] = alpoints->UPoints.PointsN[i].Normal.dy,
                 narr[i].xyz[2] = alpoints->UPoints.PointsN[i].Normal.dz;
            }
            k[nk].id = VERTICES_ID;
            k[nk].data.pdata = varr;
            nk++;
            k[nk].id = VNORMALS_ID;
            k[nk].data.pdata = narr;
            nk++;
            break;

        case 3 : /* Coordinates and Vertex Colour Specified */
            varr = cmn_getmem( alpoints->NbPoints, sizeof(TEL_POINT), 0);
            if( !varr )
            {
                cmn_freemem( edgvis );
                cmn_freemem( bounds );
                cmn_freemem( indices );
                return;
          }
            carr = cmn_getmem( alpoints->NbPoints, sizeof(TEL_COLOUR), 0);
            if( !carr )
            {
                cmn_freemem( edgvis );
                cmn_freemem( bounds );
                cmn_freemem( indices );
                cmn_freemem( varr );
                return;
            }
            for( i = 0; i < alpoints->NbPoints; i++ )
            {
                 varr[i].xyz[0] = alpoints->UPoints.PointsC[i].Point.x,
                 varr[i].xyz[1] = alpoints->UPoints.PointsC[i].Point.y,
                 varr[i].xyz[2] = alpoints->UPoints.PointsC[i].Point.z;

                 carr[i].rgb[0] = alpoints->UPoints.PointsC[i].Color.r,
                 carr[i].rgb[1] = alpoints->UPoints.PointsC[i].Color.g,
                 carr[i].rgb[2] = alpoints->UPoints.PointsC[i].Color.b;
            }
            k[nk].id = VERTICES_ID;
            k[nk].data.pdata = varr;
            nk++;
            k[nk].id = VERTEX_COLOUR_VALS_ID;
            k[nk].data.pdata = carr;
            nk++;
            break;

        case 4 : /* Coordinates and Vertex Colour and Vertex Normal Specified */
            varr = cmn_getmem( alpoints->NbPoints, sizeof(TEL_POINT), 0);
            if( !varr )
            {
                cmn_freemem( edgvis );
                cmn_freemem( bounds );
                cmn_freemem( indices );
                return;
          }
            carr = cmn_getmem( alpoints->NbPoints, sizeof(TEL_COLOUR), 0);
            if( !carr )
            {
                cmn_freemem( edgvis );
                cmn_freemem( bounds );
                cmn_freemem( indices );
                cmn_freemem( varr );
                return;
            }
            narr = cmn_getmem( alpoints->NbPoints, sizeof(TEL_POINT), 0);
            if( !narr )
            {
                cmn_freemem( edgvis );
                cmn_freemem( bounds );
                cmn_freemem( indices );
                cmn_freemem( varr );
                cmn_freemem( carr );
                return;
            }
            for( i = 0; i < alpoints->NbPoints; i++ )
            {
                 varr[i].xyz[0] = alpoints->UPoints.PointsNC[i].Point.x,
                 varr[i].xyz[1] = alpoints->UPoints.PointsNC[i].Point.y,
                 varr[i].xyz[2] = alpoints->UPoints.PointsNC[i].Point.z;

                 carr[i].rgb[0] = alpoints->UPoints.PointsNC[i].Color.r,
                 carr[i].rgb[1] = alpoints->UPoints.PointsNC[i].Color.g,
                 carr[i].rgb[2] = alpoints->UPoints.PointsNC[i].Color.b;

                 narr[i].xyz[0] = alpoints->UPoints.PointsNC[i].Normal.dx,
                 narr[i].xyz[1] = alpoints->UPoints.PointsNC[i].Normal.dy,
                 narr[i].xyz[2] = alpoints->UPoints.PointsNC[i].Normal.dz;
            }
            k[nk].id = VERTICES_ID;
            k[nk].data.pdata = varr;
            nk++;
            k[nk].id = VERTEX_COLOUR_VALS_ID;
            k[nk].data.pdata = carr;
            nk++;
            k[nk].id = VNORMALS_ID;
            k[nk].data.pdata = narr;
            nk++;
            break;

        case 5 : /* Coordinates and Vertex Normal and Texture Coordinates specified */
            varr = cmn_getmem( alpoints->NbPoints, sizeof(TEL_POINT), 0);
            if( !varr )
            {
                cmn_freemem( edgvis );
                cmn_freemem( bounds );
                cmn_freemem( indices );
                return;
            }
            narr = cmn_getmem( alpoints->NbPoints, sizeof(TEL_POINT), 0);
            if( !narr )
            {
                cmn_freemem( edgvis );
                cmn_freemem( bounds );
                cmn_freemem( indices );
                cmn_freemem( varr );
                return;
            }
          tarr = cmn_getmem( alpoints->NbPoints, sizeof(TEL_TEXTURE_COORD), 0);
            if( !tarr )
            {
                cmn_freemem( edgvis );
                cmn_freemem( bounds );
                cmn_freemem( indices );
                cmn_freemem( varr );
            cmn_freemem( narr );
                return;
            }
            for( i = 0; i < alpoints->NbPoints; i++ )
            {
                 varr[i].xyz[0] = alpoints->UPoints.PointsNT[i].Point.x,
                 varr[i].xyz[1] = alpoints->UPoints.PointsNT[i].Point.y,
                 varr[i].xyz[2] = alpoints->UPoints.PointsNT[i].Point.z;

                 narr[i].xyz[0] = alpoints->UPoints.PointsNT[i].Normal.dx,
                 narr[i].xyz[1] = alpoints->UPoints.PointsNT[i].Normal.dy,
                 narr[i].xyz[2] = alpoints->UPoints.PointsNT[i].Normal.dz;

             tarr[i].xy[0]  = alpoints->UPoints.PointsNT[i].TextureCoord.tx,
             tarr[i].xy[1]  = alpoints->UPoints.PointsNT[i].TextureCoord.ty;
            }
            k[nk].id = VERTICES_ID;
            k[nk].data.pdata = varr;
            nk++;
            k[nk].id = VNORMALS_ID;
            k[nk].data.pdata = narr;
            nk++;
            k[nk].id = VTEXTURECOORD_ID;
            k[nk].data.pdata = tarr;
            nk++;
            break;
    }

    for( i = 0; i < nk; i++ )
         kp[i] = &k[i];


    TsmAddToStructure( TelPolygonIndices, -nk, kp );

    cmn_freemem( edgvis );
    cmn_freemem( bounds );
    cmn_freemem( indices );
    cmn_freemem( varr );
    if( tarr )
        cmn_freemem( tarr );
    if( narr )
        cmn_freemem( narr );
    if( carr )
        cmn_freemem( carr );

    return;
}


void
call_subr_polygon_set( CALL_DEF_LISTFACETS * alfacets )
{
    CMN_KEY   key[3];
    register  Tint  i, j, k;

    Tint  num_bounds, *bounds;
    tel_point          points;

    num_bounds = alfacets->NbFacets;
    bounds = cmn_getmem( num_bounds, sizeof(Tint), 0 );
    if( !bounds )
        return;

    for( i = 0, j = 0; i < num_bounds; i++ )
         j += alfacets->LFacets[i].NbPoints;

    points = cmn_getmem( j, sizeof(TEL_POINT), 0 );
    if( !points )
    {
        cmn_freemem( bounds );
        return;
    }

    for( i = 0, k = 0; i < num_bounds; i++ )
         for( j = 0; j < alfacets->LFacets[i].NbPoints; j++ )
         {
             points[k].xyz[0] = alfacets->LFacets[i].UPoints.Points[j].x;
             points[k].xyz[1] = alfacets->LFacets[i].UPoints.Points[j].y;
             points[k].xyz[2] = alfacets->LFacets[i].UPoints.Points[j].z;
             k++;
         }

    key[0].id = NUM_FACETS_ID;
    key[0].data.ldata = num_bounds;
    key[1].id = BOUNDS_DATA_ID;
    key[1].data.pdata = bounds;
    key[2].id = VERTICES_ID;
    key[2].data.pdata = points;
    TsmAddToStructure( TelPolygonSet, 3, &key[0], &key[1], &key[2] );

    cmn_freemem( bounds );
    cmn_freemem( points );

    return;
}


void
call_subr_quadrangle( CALL_DEF_QUAD * aquad )
{
    CMN_KEY       key[15];
    cmn_key       kp[15];
    Tint          nk = 0, i;
    tel_point     vertices, vnormals=0;
    tel_texture_coord vtexturecoord=0;

    /* key[nk].id = NUM_ROWS_ID; */
    key[nk].id = NUM_COLUMNS_ID;
    key[nk].data.ldata = aquad->SizeRow - 1;
    nk++;
    /* key[nk].id = NUM_COLUMNS_ID; */
    key[nk].id = NUM_ROWS_ID;
    key[nk].data.ldata = aquad->SizeCol - 1;
    nk++;

    vertices = cmn_getmem( aquad->NbPoints, sizeof(TEL_POINT), 0 );
    if( !vertices )
        return;

    switch( aquad->TypePoints )
    {
        case  1: /* Vertex Coordinates Specified */
            for( i = 0; i < aquad->NbPoints; i++ )
            {
                vertices[i].xyz[0] = aquad->UPoints.Points[i].x;
                vertices[i].xyz[1] = aquad->UPoints.Points[i].y;
                vertices[i].xyz[2] = aquad->UPoints.Points[i].z;
            }
            break;

        case  2: /* Coordinates and Vertex Normal Specified */
            vnormals = cmn_getmem( aquad->NbPoints, sizeof(TEL_POINT), 0 );
            if( !vnormals )
            {
                cmn_freemem( vertices );
                return;
            }
            for( i = 0; i < aquad->NbPoints; i++ )
            {
                vertices[i].xyz[0] = aquad->UPoints.PointsN[i].Point.x;
                vertices[i].xyz[1] = aquad->UPoints.PointsN[i].Point.y;
                vertices[i].xyz[2] = aquad->UPoints.PointsN[i].Point.z;
                vnormals[i].xyz[0] = aquad->UPoints.PointsN[i].Normal.dx;
                vnormals[i].xyz[1] = aquad->UPoints.PointsN[i].Normal.dy;
                vnormals[i].xyz[2] = aquad->UPoints.PointsN[i].Normal.dz;
            }
            key[nk].id = VNORMALS_ID;
            key[nk].data.pdata = vnormals;
            nk++;
            break;

        case  5: /* Coordinates and Vertex Normal and Texture Coordinate Specified */
            vnormals = cmn_getmem( aquad->NbPoints, sizeof(TEL_POINT), 0 );
            if( !vnormals )
            {
                cmn_freemem( vertices );
                return;
            }
          vtexturecoord = cmn_getmem( aquad->NbPoints, sizeof(TEL_TEXTURE_COORD), 0);
          if (!vtexturecoord)
            {
            cmn_freemem(vnormals);
            cmn_freemem(vertices);
            }
            for( i = 0; i < aquad->NbPoints; i++ )
            {
                vertices[i].xyz[0] = aquad->UPoints.PointsNT[i].Point.x;
                vertices[i].xyz[1] = aquad->UPoints.PointsNT[i].Point.y;
                vertices[i].xyz[2] = aquad->UPoints.PointsNT[i].Point.z;
                vnormals[i].xyz[0] = aquad->UPoints.PointsNT[i].Normal.dx;
                vnormals[i].xyz[1] = aquad->UPoints.PointsNT[i].Normal.dy;
                vnormals[i].xyz[2] = aquad->UPoints.PointsNT[i].Normal.dz;
            vtexturecoord[i].xy[0] = aquad->UPoints.PointsNT[i].TextureCoord.tx;
            vtexturecoord[i].xy[1] = aquad->UPoints.PointsNT[i].TextureCoord.ty;
            }
            key[nk].id = VNORMALS_ID;
            key[nk].data.pdata = vnormals;
            nk++;
            key[nk].id = VTEXTURECOORD_ID;
            key[nk].data.pdata = vtexturecoord;
            nk++;
            break;
    }

    key[nk].id = VERTICES_ID;
    key[nk].data.pdata = vertices;
    nk++;

    for( i = 0; i < nk; i++ )
         kp[i] = &key[i];

    TsmAddToStructure( TelQuadrangle, -nk, kp );

    cmn_freemem( vertices );
    if (vtexturecoord)
      cmn_freemem(vtexturecoord);
    if( vnormals )
        cmn_freemem( vnormals );

    return;
}

void
call_subr_set_text_colr( Tfloat  r, Tfloat  g, Tfloat  b )
{
    CMN_KEY  key;
    TEL_COLOUR  col;

    col.rgb[0] = r,
    col.rgb[1] = g,
    col.rgb[2] = b;
    key.data.pdata = &col;
    TsmAddToStructure( TelTextColour, 1, &key );

    return;
}

void
call_subr_set_text_colr_subtitle( Tfloat  r, Tfloat  g, Tfloat  b )
{
    CMN_KEY  key;
    TEL_COLOUR  col;

    col.rgb[0] = r,
    col.rgb[1] = g,
    col.rgb[2] = b;
    key.data.pdata = &col;
    TsmAddToStructure( TelTextColourSubTitle, 1, &key );

    return;
}


void
call_subr_triangle( CALL_DEF_TRIKE * atrike )
{
    Tint    i;
    tel_point  vertices, vnormals=0;
    tel_texture_coord vtexturecoord=0;
    CMN_KEY    key[15];
    cmn_key    kp[15];
    Tint       nk = 0;

    vertices = cmn_getmem( atrike->NbPoints, sizeof(TEL_POINT), 0 );
    if( !vertices )
        return;

    switch( atrike->TypePoints )
    {
        case  1: /* Vertex Coordinates Specified */
            for( i = 0; i < atrike->NbPoints; i++ )
            {
                vertices[i].xyz[0] = atrike->UPoints.Points[i].x;
                vertices[i].xyz[1] = atrike->UPoints.Points[i].y;
                vertices[i].xyz[2] = atrike->UPoints.Points[i].z;
            }
            break;

        case  2: /* Coordinates and Vertex Normal Specified */
            vnormals = cmn_getmem( atrike->NbPoints, sizeof(TEL_POINT), 0 );
            if( !vnormals )
            {
                cmn_freemem( vertices );
                return;
            }
            for( i = 0; i < atrike->NbPoints; i++ )
            {
                vertices[i].xyz[0] = atrike->UPoints.PointsN[i].Point.x;
                vertices[i].xyz[1] = atrike->UPoints.PointsN[i].Point.y;
                vertices[i].xyz[2] = atrike->UPoints.PointsN[i].Point.z;
                vnormals[i].xyz[0] = atrike->UPoints.PointsN[i].Normal.dx;
                vnormals[i].xyz[1] = atrike->UPoints.PointsN[i].Normal.dy;
                vnormals[i].xyz[2] = atrike->UPoints.PointsN[i].Normal.dz;
            }
            key[nk].id = VNORMALS_ID;
            key[nk].data.pdata = vnormals;
            nk++;
            break;
        case  5: /* Coordinates and Vertex Normal and Texture Coordinates Specified */
            vnormals = cmn_getmem( atrike->NbPoints, sizeof(TEL_POINT), 0 );
            if( !vnormals )
            {
                cmn_freemem( vertices );
                return;
            }
          vtexturecoord = cmn_getmem( atrike->NbPoints, sizeof(TEL_TEXTURE_COORD), 0);
          if (!vtexturecoord)
            {
            cmn_freemem( vnormals);
            cmn_freemem(vertices);
            }
            for( i = 0; i < atrike->NbPoints; i++ )
            {
                vertices[i].xyz[0] = atrike->UPoints.PointsNT[i].Point.x;
                vertices[i].xyz[1] = atrike->UPoints.PointsNT[i].Point.y;
                vertices[i].xyz[2] = atrike->UPoints.PointsNT[i].Point.z;
                vnormals[i].xyz[0] = atrike->UPoints.PointsNT[i].Normal.dx;
                vnormals[i].xyz[1] = atrike->UPoints.PointsNT[i].Normal.dy;
                vnormals[i].xyz[2] = atrike->UPoints.PointsNT[i].Normal.dz;
            vtexturecoord[i].xy[0] = atrike->UPoints.PointsNT[i].TextureCoord.tx;
            vtexturecoord[i].xy[1] = atrike->UPoints.PointsNT[i].TextureCoord.ty;
            }
            key[nk].id = VNORMALS_ID;
            key[nk].data.pdata = vnormals;
            nk++;
            key[nk].id = VTEXTURECOORD_ID;
            key[nk].data.pdata = vtexturecoord;
            nk++;
            break;
    }

    key[nk].id = NUM_FACETS_ID;
    key[nk].data.ldata = atrike->NbPoints-2;
    nk++;

    key[nk].id = VERTICES_ID;
    key[nk].data.pdata = vertices;
    nk++;

    for( i = 0; i < nk; i++ )
         kp[i] = &key[i];

    TsmAddToStructure( TelTriangleMesh, -nk, kp );

    cmn_freemem( vertices );
    if( vnormals )
        cmn_freemem( vnormals );

    return;
}


void
call_subr_set_highl_rep( Tint ind )
{
    CMN_KEY  key;

    key.data.ldata = ind;
    TsmAddToStructure( TelHighlightIndex, 1, &key );

    return;
}


#define CALL_ 128

void
call_subr_structure_exploration( Tint             Id,
                                 Tint             LabelBegin,
                                 Tint             LabelEnd,
                                 Tint             elem_num,
                                 Tint            *elem_type,
                                 CALL_DEF_POINT  *pt,
                                 CALL_DEF_NORMAL *npt,
                                 CALL_DEF_COLOR  *cpt,
                                 CALL_DEF_NORMAL *nfa )
{
#define CALL_MAX_ELEMS_PRINT 1000000
    Tfloat  r=0,  g=0,  b=0;
    Tfloat  x=0,  y=0,  z=0;
    Tfloat nx=0, ny=0, nz=0;
    Tfloat dx=0, dy=0, dz=0;

    static Tint Initialisation = 1;

    Tchar  *buffer=NULL;
    Tint    actual_size; /* OUT content size */
    Tint    err=0;       /* OUT error indicator */
    TelType type;        /* OUT element type */
    Tint    size;        /* OUT element size */
    Tint    ws;          /* OUT workstation */

    Tint      index;        /* element pointer value */
    Tint      cur_index;    /* OUT element pointer value */
    Teldata   data;         /* OUT data record */

    register int i, j;
    Tint     MAXPOINTS;
    Tint     MAXAREAS;

    static Tint idata, jdata, kdata;

    Tint printall;      /* print all structure elements or not */
    Tint dump;          /* print or not */

    static Tint IdCur;  /* current structure id
                                             (for exploration step by step) */
    static Tint ElCur;  /* current structure element number
                                             (for exploration step by step) */
    static Tint IndCur; /* current index point in the structure element
                                             (for exploration step by step) */
    static Tint JndCur; /* current index element in the structure element
                                             (for exploration step by step) */
    static Tint EndExplo;/* flag when the exploration of the current
                                                            element is done.
                                             (for exploration step by step) */

    if( Initialisation )
    {
        Initialisation =  0;
        IdCur          = -1;
        ElCur          = -1;
        IndCur         = -1;
        JndCur         =  0;
    }

    dump      = 0;
    printall  = 1;
    MAXPOINTS = CALL_MAX_ELEMS_PRINT;
    MAXAREAS  = CALL_MAX_ELEMS_PRINT;

    if( (LabelBegin == 0) && (LabelEnd == 0) )
    {
        dump     = 1;
        printall = 0;
    }

    if( elem_num )
    {
        index    = elem_num;
        dump     = 1;
        printall = 1;

        npt->dx = npt->dy = npt->dz = nx = ny = nz = ( float )0.0;
      nfa->dx = nfa->dy = nfa->dz = dx = dy = dz = ( float )0.0;
        pt->x = pt->y = pt->z = x = y = z = ( float )0.0;
        cpt->r = cpt->g = cpt->b = r = g = b = ( float )0.0;

        if ( (Id != IdCur) || (ElCur != elem_num) || EndExplo )
        {
            IdCur  = Id;
            ElCur  = elem_num;
            IndCur = -1;
            JndCur = 0;
        }
        else
        {
            IndCur ++;
        }
    }
    else
    {
        index  = 1;
        IdCur  = -1;
        ElCur  = -1;
        IndCur = -1;
        JndCur = 0;
    }

    call_func_open_struct (Id);

    while( index )
    {
        call_func_set_elem_ptr( index );
        if( call_func_inq_elem_ptr( &cur_index ) == TFailure )
            err = 1;
        else
            err = 0;

        /* it's the end */
        if( ( index != cur_index ) || err )
        {
            index = 0;
            break;
        }
        if( TelInqCurElemTypeSize( &type, &size ) == TFailure )
            err = 1;
        else
            err = 0;

        if( err || (type == CALL_PHIGS_ELEM_NIL) )
        {
            index = 0;
            break;
        }

        if( elem_num )
        {
            EndExplo   = 0;
            *elem_type = type;
        }

        if( type == CALL_PHIGS_ELEM_LABEL )
        {
            buffer = (Tchar *)malloc( CALL_ );
            TelInqCurElemContent( CALL_, buffer, &actual_size, &data );

            if( data.idata == LabelBegin )
                dump = 1;
            if( ( LabelBegin == 0 ) && ( LabelEnd == 0 ) )
                dump = 1;
            if( dump )
            {
                if( elem_num )
                {
                    if( IndCur >= 1 )
                    {
                        EndExplo = 1;
                    }
                    else
                    {
                        x = ( float )data.idata;
                        y = ( float )0.0;
                        z = ( float )0.0;
                    }
                }
                else
                {
                    printf( "\tELEM_LABEL\n" );
                    printf( "\t\tLABEL %d\n", data.idata );
                }
            }

            if( data.idata == LabelEnd )
                dump = 0;

            free( buffer );
        }

        if( dump )
        {
            switch (type)
            {
               case CALL_PHIGS_ELEM_NIL :
               {
                   if( elem_num )
                   {
                       if (IndCur >= 0)
                       {
                           EndExplo = 1;
                       }
                       else
                       {
                           x = y = z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_NIL\n");
                       printf("\t\tNo data involved\n");
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_POLYMARKER3 :
               {
                   i = size;
                   buffer = (Tchar *)cmn_getmem( 1, i, 0 );
                   TelInqCurElemContent( i, buffer, &actual_size, &data );
                   idata = size/sizeof( TEL_POINT );
                   if( elem_num )
                   {
                       if( (IndCur > -1) && (IndCur < idata) )
                       {
                           i = IndCur;
                           x = data.pts3[i].xyz[0];
                           y = data.pts3[i].xyz[1];
                           z = data.pts3[i].xyz[2];
                       }
                       if (IndCur >= idata)
                           EndExplo = 1;
                   }
                   else
                   {
                       printf("\tELEM_POLYMARKER3\n");
                       printf("\t\tPOLYMARKER 3 nb pts %d\n", idata);
                       if (printall)
                       {
                           for (i=0; i<idata && i<MAXPOINTS; i++)
                               printf( "\t\tpoint %d : %f %f %f\n", i,
                                                          data.pts3[i].xyz[0],
                                                          data.pts3[i].xyz[1],
                                                          data.pts3[i].xyz[2] );
                       }
                       else
                       {
                           i = 0;
                           printf( "\t\tfirst point %d : %f %f %f\n", i,
                                                          data.pts3[i].xyz[0],
                                                          data.pts3[i].xyz[1],
                                                          data.pts3[i].xyz[2] );
                           i = idata - 1;
                           printf("\t\tlast point %d : %f %f %f\n", i,
                                                           data.pts3[i].xyz[0],
                                                           data.pts3[i].xyz[1],
                                                           data.pts3[i].xyz[2]);
                       }
                   }
                   cmn_freemem( buffer );
                   break;
               }
             case CALL_PHIGS_ELEM_FILL_AREA_SET3 :
             {
              i = size;
              buffer = (Tchar *) cmn_getmem( 1, i, 0 );
              TelInqCurElemContent( i, buffer, &actual_size, &data );
              jdata = data.fillareaset3data.num_bounds;
              if( elem_num )
              {
                     if ((IndCur == 0) && (JndCur == 0))
                          kdata = 0;
                     if (JndCur >= jdata)
                          EndExplo = 1;
                     else
                     {
                       if (IndCur == 0)
                   {
                          idata = data.fillareaset3data.bounds[JndCur];
                       }
                       else
                   {
                          if ((IndCur > -1) && (IndCur < idata))
                    {
                            x =
                        data.fillareaset3data.points[kdata+IndCur].xyz[0];
                            y =
                        data.fillareaset3data.points[kdata+IndCur].xyz[1];
                            z =
                        data.fillareaset3data.points[kdata+IndCur].xyz[2];

                            if(data.fillareaset3data.vrtflag ==
                                        CALL_PHIGS_VERT_COORD_NORMAL)
                      {
                             nx = data.fillareaset3data.vnormals[IndCur].xyz[0];
                             ny = data.fillareaset3data.vnormals[IndCur].xyz[1];
                             nz = data.fillareaset3data.vnormals[IndCur].xyz[2];
                            }
                            if(data.fillareaset3data.vrtflag ==
                                        CALL_PHIGS_VERT_COORD_COLOUR)
                      {
                             r =
                         data.fillareaset3data.colours[kdata+IndCur].rgb[0];
                             g =
                             data.fillareaset3data.colours[kdata+IndCur].rgb[1];
                             b =
                             data.fillareaset3data.colours[kdata+IndCur].rgb[2];
                            }
                            if (data.fillareaset3data.vrtflag ==
                                        CALL_PHIGS_VERT_COORD_COLOUR_NORMAL)
                      {
                             nx = data.fillareaset3data.vnormals[IndCur].xyz[0];
                             ny = data.fillareaset3data.vnormals[IndCur].xyz[1];
                             nz = data.fillareaset3data.vnormals[IndCur].xyz[2];
                             r =
                             data.fillareaset3data.colours[kdata+IndCur].rgb[0];
                             g =
                             data.fillareaset3data.colours[kdata+IndCur].rgb[1];
                             b =
                             data.fillareaset3data.colours[kdata+IndCur].rgb[2];
                            }
                    }
                   }
                       if (IndCur >= idata)
                   {
                           kdata += data.fillareaset3data.bounds[JndCur];
                           JndCur ++;
                           IndCur  = 0;
                       }
                     }
              }
                  else
              {
                     printf("\tELEM_FILL_AREA_SET3_DATA\n");
                     printf("\t\tSET OF FILL AREA SET 3 WITH DATA\n");
                     kdata = 0;
                     printf("\t\tnb of faces %d\n", jdata);
                     printf("\t\tfflag %d eflag %d vflag %d colr model RGB\n",
                        data.fillareaset3data.faflag,
                                data.fillareaset3data.edgflag,
                                data.fillareaset3data.vrtflag );
                     kdata = 0;
                     for (j=0; j<jdata && j<MAXAREAS; j++)
                 {
                        idata = data.fillareaset3data.bounds[j];
                        printf("\t\tface %d : %d vertices\n", j, idata);
                        if (data.fillareaset3data.faflag ==
                                                CALL_PHIGS_FACET_NORMAL)
                           printf("\t\t\tface normal %f %f %f\n",
                                 data.fillareaset3data.gnormal[j].xyz[0],
                                 data.fillareaset3data.gnormal[j].xyz[1],
                                 data.fillareaset3data.gnormal[j].xyz[2]);
                        if (data.fillareaset3data.faflag ==
                                                CALL_PHIGS_FACET_COLOUR_NORMAL)
                           printf("\t\t\tnormal %f %f %f\n",
                                 data.fillareaset3data.gnormal[j].xyz[0],
                                 data.fillareaset3data.gnormal[j].xyz[1],
                                 data.fillareaset3data.gnormal[j].xyz[2]);
                        if (printall)
                           for (i=0; i<idata && i<MAXPOINTS; i++)
                               printf("\t\t\tvertex %d : %f %f %f\n", i,
                                 data.fillareaset3data.points[kdata+i].xyz[0],
                         data.fillareaset3data.points[kdata+i].xyz[1],
                         data.fillareaset3data.points[kdata+i].xyz[2]);
                        else
                  {
                           i = 0;
                           printf("\t\tfirst vertex %d : %f %f %f\n", i,
                                  data.fillareaset3data.points[kdata+i].xyz[0],
                          data.fillareaset3data.points[kdata+i].xyz[1],
                          data.fillareaset3data.points[kdata+i].xyz[2]);

                           i = idata - 1;
                           printf("\t\tlast vertex %d : %f %f %f\n", i,
                                  data.fillareaset3data.points[kdata+i].xyz[0],
                          data.fillareaset3data.points[kdata+i].xyz[1],
                          data.fillareaset3data.points[kdata+i].xyz[2]);
                        }
                        kdata += data.fillareaset3data.bounds[j];
                 }
                     cmn_freemem (buffer);
                     break;
              }
             }
               case CALL_PHIGS_ELEM_FILL_AREA3 :
               {
                  i = size;
                  buffer = (Tchar *)cmn_getmem( 1, i, 0 );
                  TelInqCurElemContent( i, buffer, &actual_size, &data );
                  idata = data.fillarea3data.num_points;

                  if( elem_num )
                  {
                      if( (IndCur > -1) && (IndCur < idata) )
                      {
                          i = IndCur;
                          x = data.fillarea3data.points[i].xyz[0];
                          y = data.fillarea3data.points[i].xyz[1];
                          z = data.fillarea3data.points[i].xyz[2];
                      }
                      if( IndCur >= idata )
                          EndExplo = 1;
                  }
                  else
                  {
                      printf( "\tELEM_FILL_AREA3\n" );
                      printf( "\t\tFILL AREA 3 nb pts %d\n", idata );
                      if( printall )
                      {
                          for( i=0; i<idata && i<MAXPOINTS; i++ )
                              printf( "\t\tpoint %d : %f %f %f\n", i,
                                         data.fillarea3data.points[i].xyz[0],
                                         data.fillarea3data.points[i].xyz[1],
                                         data.fillarea3data.points[i].xyz[2] );
                      }
                      else
                      {
                          i = 0;
                          printf("\t\tfirst point %d : %f %f %f\n", i,
                                         data.fillarea3data.points[i].xyz[0],
                                         data.fillarea3data.points[i].xyz[1],
                                         data.fillarea3data.points[i].xyz[2] );
                          i = idata - 1;
                          printf("\t\tlast point %d : %f %f %f\n", i,
                                         data.fillarea3data.points[i].xyz[0],
                                         data.fillarea3data.points[i].xyz[1],
                                         data.fillarea3data.points[i].xyz[2] );
                      }
                  }
                  cmn_freemem( buffer );
                  break;
               }
               case CALL_PHIGS_ELEM_ANNO_TEXT_REL3 :
               {
                   buffer = (Tchar *)cmn_getmem( 1, size, 0 );
                   TelInqCurElemContent( size, buffer, &actual_size, &data );

                   if( elem_num )
                   {
                       if (IndCur == 0)
                       {
                           x = data.atext3.ref_pt.xyz[0];
                           y = data.atext3.ref_pt.xyz[1];
                           z = data.atext3.ref_pt.xyz[2];
                       }
                       if (IndCur == 1)
                       {
                           x = data.atext3.anno.xyz[0];
                           y = data.atext3.anno.xyz[1];
                           z = data.atext3.anno.xyz[2];
                       }
                       if( IndCur >= 2 )
                           EndExplo = 1;
                   }
                   else
                   {
                       printf( "\tELEM_ANNO_TEXT_REL3\n" );
                       printf( "\t\tANNOTATION TEXT RELATIVE 3 %s\n",
                                                        data.atext3.string );
                       printf( "\t\treference point %f %f %f\n",
                                                   data.atext3.ref_pt.xyz[0],
                                                   data.atext3.ref_pt.xyz[1],
                                                   data.atext3.ref_pt.xyz[2] );
                       printf( "\t\toffset %f %f %f\n",
                                                     data.atext3.anno.xyz[0],
                                                     data.atext3.anno.xyz[1],
                                                     data.atext3.anno.xyz[2] );
                   }
                   cmn_freemem( buffer );
                   break;
               }
               case CALL_PHIGS_ELEM_LINETYPE :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = ( float )data.idata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else {
                       printf("\tELEM_LINETYPE\n");
                       printf("\t\tLINETYPE %d\n", data.idata);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_LINEWIDTH :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = data.fdata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf( "\tELEM_LINEWIDTH\n" );
                       printf( "\t\tLINEWIDTH SCALE FACTOR %f\n", data.fdata);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_MARKER_TYPE :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if( IndCur >= 1 )
                           EndExplo = 1;
                       else
                       {
                           x = ( float )data.idata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_MARKER_TYPE\n");
                       printf("\t\tMARKER TYPE %d\n", data.idata);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_MARKER_SIZE :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = data.fdata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_MARKER_SIZE\n");
                       printf("\t\tMARKER SIZE SCALE FACTOR %f\n", data.fdata);
                   }
                   break;
               }
#if 0
               case CALL_PHIGS_ELEM_TEXT_FONT : /* DECPHIGS */
                   buffer        = (Tchar *) malloc (CALL_);
                   TelInqCurElemContent (CALL_, buffer, &actual_size, &data);
                   if( elem_num )
                       if (IndCur >= 1)
                           EndExplo        = 1;
                       else {
                           x        = data.idata;
                           y        = 0.0;
                           z        = 0.0;
                       }
                   else {
                       printf("\tELEM_TEXT_FONT\n");
                       printf("\t\tTEXT FONT %d\n", data.idata);
                   }
                   free (buffer);
                   break;
#endif
               case CALL_PHIGS_ELEM_CHAR_EXPAN :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = data.fdata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_CHAR_EXPAN\n");
                       printf("\t\tCHARACTER EXPANSION FACTOR %f\n",data.fdata);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_CHAR_SPACE :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = data.fdata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_CHAR_SPACE\n");
                       printf("\t\tCHARACTER SPACING %f\n", data.fdata);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_ANNO_CHAR_HT :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = data.fdata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_ANNO_CHAR_HT\n");
                       printf("\t\tANNOTATION TEXT CHARACTER HEIGHT %f\n",
                                                                  data.fdata);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_INT_STYLE :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = ( float )data.interior_style;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_INT_STYLE\n");
                       printf("\t\tINTERIOR STYLE %d\n", data.interior_style);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_INT_STYLE_IND :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = ( float )data.idata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_INT_STYLE_IND\n");
                       printf("\t\tINTERIOR STYLE INDEX %d\n", data.idata);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_EDGE_FLAG :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = ( float )data.edge_flag;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_EDGE_FLAG\n");
                       printf("\t\tEDGE FLAG %d\n", data.edge_flag);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_EDGETYPE :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = ( float )data.idata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_EDGETYPE\n");
                       printf("\t\tEDGETYPE %d\n", data.idata);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_EDGEWIDTH :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = data.fdata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_EDGEWIDTH\n");
                       printf("\t\tEDGEWIDTH SCALE FACTOR %f\n", data.fdata);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_ADD_NAMES_SET :
               {
                   buffer = (Tchar *)cmn_getmem( 1, size, 0 );
                   TelInqCurElemContent( size, buffer, &actual_size, &data );
                   idata = data.name_set.number;
                   if( elem_num )
                   {
                       if( (IndCur > -1) && (IndCur < idata) )
                       {
                           i = IndCur;
                           x = ( float )data.name_set.integers[i];
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                       if( IndCur >= idata )
                           EndExplo = 1;
                   }
                   else
                   {
                       printf("\tELEM_ADD_NAMES_SET\n");
                       printf("\t\tADD NAMES TO SET\n");
                       for( i=0; i<idata; i++ )
                           printf("\t\tnames %d : %d\n",
                                            i, data.name_set.integers[i]);
                   }
                   cmn_freemem( buffer );
                   break;
               }
               case CALL_PHIGS_ELEM_REMOVE_NAMES_SET :
               {
                   buffer = (Tchar *)cmn_getmem( 1, size, 0 );
                   TelInqCurElemContent( size, buffer, &actual_size, &data );
                   idata = data.name_set.number;
                   if( elem_num )
                   {
                       if( (IndCur > -1) && (IndCur < idata) )
                       {
                           i = IndCur;
                           x = ( float )data.name_set.integers[i];
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                       if (IndCur >= idata)
                           EndExplo = 1;
                   }
                   else
                   {
                       printf("\tELEM_REMOVE_NAMES_SET\n");
                       printf("\t\tREMOVE NAMES FROM SET\n");
                       for( i=0; i<idata; i++ )
                           printf("\t\tnames %d : %d\n",
                               i, data.name_set.integers[i]);
                   }
                   cmn_freemem( buffer );
                   break;
               }
               case CALL_PHIGS_ELEM_LOCAL_MODEL_TRAN3 :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 0)
                           EndExplo = 1;
                       else
                       {
                           x = y = z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_LOCAL_MODEL_TRAN3\n");
                       printf("\t\tLOCAL MODELLING TRANSFORMATION 3 comp %d\n",
                                               data.local_xform_3.compose_type);
                       for( i=0; i<4; i++ )
                       {
                           printf("\t\t\t");
                           for( j=0; j<4; j++ )
                               printf(" %f", data.local_xform_3.mat3[i][j]);
                           printf("\n");
                       }
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_VIEW_IND :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = ( float )data.idata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_VIEW_IND\n");
                       printf("\t\tVIEW INDEX %d\n", data.idata);

                       if(! call_subr_inquirews (Id, &ws))
                           printf("\t\tERROR : no view definition\n");
                       else
                       {
                           printf("\t\tview structure in %d workstation\n", ws);
                           printf("\t\t**********************\n");
                           printf("\t\tdefinition in the ws %d\n", ws);
                           printf("\t\t**********************\n");
                           TelPrintViewRepresentation( ws, Id );
                       }
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_EXEC_STRUCT :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = ( float )data.idata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_EXEC_STRUCT\n");
                       printf("\t\tEXECUTE STRUCTURE %d\n", data.idata);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_APPL_DATA :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 0)
                           EndExplo = 1;
                       else
                       {
                           x = y = z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_APPL_DATA\n");
                       printf("\t\tcontent not exploited\n");
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_PICK_ID :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = ( float )data.idata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_PICK_ID\n");
                       printf("\t\tPICK ID %d\n", data.idata);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_POLYLINE_SET3_DATA : /* DECPHIGS */
               {
                   buffer = (Tchar *)cmn_getmem( 1, size, 0 );
                   TelInqCurElemContent( size, buffer, &actual_size, &data);
                   jdata = data.lineset3data.num_bounds;

                   if( elem_num )
                   {
                       if( ( IndCur == -1 ) && ( JndCur == 0 ) )
                           kdata = 0;

                       if( JndCur >= jdata )
                           EndExplo = 1;
                       else
                       {
                         if (IndCur == 0)
                         {
                             idata = data.lineset3data.bounds[JndCur];
                         }
                         else
                         {
                           if ( ( IndCur > -1 ) && ( IndCur < idata ) )
                           {
                             x = data.lineset3data.points[kdata+IndCur].xyz[0];
                             y = data.lineset3data.points[kdata+IndCur].xyz[1];
                             z = data.lineset3data.points[kdata+IndCur].xyz[2];

                             if( data.lineset3data.colours )
                             {
                                r =
                                 data.lineset3data.colours[kdata+IndCur].rgb[0];
                                g =
                                 data.lineset3data.colours[kdata+IndCur].rgb[1];
                                b =
                                 data.lineset3data.colours[kdata+IndCur].rgb[2];
                             }
                           }

                           if( IndCur >= idata )
                           {
                               kdata += data.lineset3data.bounds[JndCur];
                               JndCur ++;
                               IndCur = 0;
                           }
                         }
                       }
                   }
                   else
                   {
                       printf( "\tELEM_POLYLINE_SET3_DATA\n" );
                       kdata = 0;
                       printf( "\t\tPOLYLINE SET 3 WITH DATA\n" );
                       printf( "\t\tnb of lines %d\n", jdata );
                       printf( "\t\tvflag %d colr model RGB\n",
                                            data.lineset3data.vrtflag );
                       for( j = 0; j < jdata && j < MAXAREAS; j++ )
                       {
                           idata = data.lineset3data.bounds[j];
                           printf( "\t\tface %d : %d vertices\n", j, idata );
                           if( printall )
                           {
                               for( i = 0; i < idata && i < MAXPOINTS; i++ )
                                   printf( "\t\t\tvertex %d : %f %f %f\n", i,
                                     data.lineset3data.points[kdata+i].xyz[0],
                                     data.lineset3data.points[kdata+i].xyz[1],
                                     data.lineset3data.points[kdata+i].xyz[2] );
                           }
                           else
                           {
                               i = 0;
                               printf( "\t\tfirst vertex %d : %f %f %f\n", i,
                                     data.lineset3data.points[kdata+i].xyz[0],
                                     data.lineset3data.points[kdata+i].xyz[1],
                                     data.lineset3data.points[kdata+i].xyz[2] );

                               i = idata - 1;
                               printf( "\t\tlast vertex %d : %f %f %f\n", i,
                                     data.lineset3data.points[kdata+i].xyz[0],
                                     data.lineset3data.points[kdata+i].xyz[1],
                                     data.lineset3data.points[kdata+i].xyz[2] );
                           }
                           kdata += data.lineset3data.bounds[j];
                       }
                   }
                   cmn_freemem( buffer );
                   break;
               }
               case CALL_PHIGS_ELEM_TRI_STRIP3_DATA :
               {
                   buffer = (Tchar *)cmn_getmem( 1, size, 0 );
                   TelInqCurElemContent( size, buffer, &actual_size, &data );
                   idata = data.trianglestrip3data.num_facets + 2;

                   if( elem_num )
                   {
                       if (IndCur >= idata)
                           EndExplo = 1;
                       else
                       {
                           x = data.trianglestrip3data.points[IndCur].xyz[0];
                           y = data.trianglestrip3data.points[IndCur].xyz[1];
                           z = data.trianglestrip3data.points[IndCur].xyz[2];

                           if( data.trianglestrip3data.vrtflag ==
                                                CALL_PHIGS_VERT_COORD_COLOUR )
                           {
                             r = data.trianglestrip3data.colours[IndCur].rgb[0];
                             g = data.trianglestrip3data.colours[IndCur].rgb[1];
                             b = data.trianglestrip3data.colours[IndCur].rgb[2];
                           }
                           else if( data.trianglestrip3data.vrtflag ==
                                                CALL_PHIGS_VERT_COORD_NORMAL )
                           {
                               nx =
                                data.trianglestrip3data.vnormals[IndCur].xyz[0];
                               ny =
                                data.trianglestrip3data.vnormals[IndCur].xyz[1];
                               nz =
                                data.trianglestrip3data.vnormals[IndCur].xyz[2];
                           }
                           else if( data.trianglestrip3data.vrtflag ==
                                         CALL_PHIGS_VERT_COORD_COLOUR_NORMAL )
                           {
                             nx =
                                data.trianglestrip3data.vnormals[IndCur].xyz[0];
                             ny =
                                data.trianglestrip3data.vnormals[IndCur].xyz[1];
                             nz =
                                data.trianglestrip3data.vnormals[IndCur].xyz[2];
                             r = data.trianglestrip3data.colours[IndCur].rgb[0];
                             g = data.trianglestrip3data.colours[IndCur].rgb[1];
                             b = data.trianglestrip3data.colours[IndCur].rgb[2];
                           }
                       }
                   }
                   else
                   {
                       printf("\tELEM_TRI_STRIP3_DATA\n");
                       printf("\t\tTRIANGLE STRIP 3 WITH DATA\n");
                       printf("\t\tnb of vertices %d\n", idata);
                       printf("\t\tfflag %d vflag %d colr model RGB\n",
                                               data.trianglestrip3data.fctflag,
                                               data.trianglestrip3data.vrtflag);
                       if( printall )
                           for( i=0; i<idata && i<MAXPOINTS; i++ )
                               printf("\t\t\tvertex %d : %f %f %f\n", i,
                                   data.trianglestrip3data.points[i].xyz[0],
                                   data.trianglestrip3data.points[i].xyz[1],
                                   data.trianglestrip3data.points[i].xyz[2] );
                       else
                       {
                           i = 0;
                           printf("\t\tfirst vertex %d : %f %f %f\n", i,
                                    data.trianglestrip3data.points[i].xyz[0],
                                    data.trianglestrip3data.points[i].xyz[1],
                                    data.trianglestrip3data.points[i].xyz[2]);

                           i = idata - 1;
                           printf("\t\tlast vertex %d : %f %f %f\n", i,
                               data.trianglestrip3data.points[i].xyz[0],
                               data.trianglestrip3data.points[i].xyz[1],
                               data.trianglestrip3data.points[i].xyz[2]);
                       }
                   }
                   cmn_freemem( buffer );
                   break;
               }
               case CALL_PHIGS_ELEM_QUAD_MESH3_DATA :
               {
                   buffer = (Tchar *)cmn_getmem( 1, size, 0 );
                   TelInqCurElemContent( size, buffer, &actual_size, &data);
                   idata = (data.quadmesh3data.dim.x_dim+1) *
                           (data.quadmesh3data.dim.y_dim+1);

                   if( elem_num )
                   {
                       if (IndCur >= idata)
                           EndExplo = 1;
                       else
                       {
                           x = data.quadmesh3data.points[IndCur].xyz[0];
                           y = data.quadmesh3data.points[IndCur].xyz[1];
                           z = data.quadmesh3data.points[IndCur].xyz[2];

                           if( data.quadmesh3data.vrtflag ==
                                                CALL_PHIGS_VERT_COORD_COLOUR )
                           {
                               r = data.quadmesh3data.colours[IndCur].rgb[0];
                               g = data.quadmesh3data.colours[IndCur].rgb[1];
                               b = data.quadmesh3data.colours[IndCur].rgb[2];
                           }
                           else if( data.quadmesh3data.vrtflag ==
                                                CALL_PHIGS_VERT_COORD_NORMAL )
                           {
                               nx = data.quadmesh3data.vnormals[IndCur].xyz[0];
                               ny = data.quadmesh3data.vnormals[IndCur].xyz[1];
                               nz = data.quadmesh3data.vnormals[IndCur].xyz[2];
                           }
                           else if( data.quadmesh3data.vrtflag ==
                                         CALL_PHIGS_VERT_COORD_COLOUR_NORMAL )
                           {
                               nx = data.quadmesh3data.vnormals[IndCur].xyz[0];
                               ny = data.quadmesh3data.vnormals[IndCur].xyz[1];
                               nz = data.quadmesh3data.vnormals[IndCur].xyz[2];
                               r = data.quadmesh3data.colours[IndCur].rgb[0];
                               g = data.quadmesh3data.colours[IndCur].rgb[1];
                               b = data.quadmesh3data.colours[IndCur].rgb[2];
                           }
                       }
                   }
                   else
                   {
                       printf("\tELEM_QUAD_MESH3_DATA\n");
                       printf("\t\tQUADRILATERAL MESH 3 WITH DATA\n");
                       printf("\t\tdimensions %d %d\n",
                                                 data.quadmesh3data.dim.x_dim,
                                                 data.quadmesh3data.dim.y_dim);
                       printf("\t\tnb of vertices %d\n", idata);
                       printf("\t\tfflag %d vflag %d colr model RGB\n",
                                                   data.quadmesh3data.fctflag,
                                                   data.quadmesh3data.vrtflag);
                       if( printall )
                       {
                           for( i=0; i<idata && i<MAXPOINTS; i++ )
                               printf("\t\t\tvertex %d : %f %f %f\n", i,
                                         data.quadmesh3data.points[i].xyz[0],
                                         data.quadmesh3data.points[i].xyz[1],
                                         data.quadmesh3data.points[i].xyz[2]);
                       }
                       else
                       {
                           i = 0;
                           printf("\t\tfirst vertex %d : %f %f %f\n", i,
                                         data.quadmesh3data.points[i].xyz[0],
                                         data.quadmesh3data.points[i].xyz[1],
                                         data.quadmesh3data.points[i].xyz[2]);

                           i = idata - 1;
                           printf("\t\tlast vertex %d : %f %f %f\n", i,
                                         data.quadmesh3data.points[i].xyz[0],
                                         data.quadmesh3data.points[i].xyz[1],
                                         data.quadmesh3data.points[i].xyz[2]);
                       }
                   }
                   cmn_freemem( buffer );
                   break;
               }
               case CALL_PHIGS_ELEM_TEXT_COLR :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = data.gnl_colour.rgb[0];
                           y = data.gnl_colour.rgb[1];
                           z = data.gnl_colour.rgb[2];
                       }
                   }
                   else
                   {
                       printf("\tELEM_TEXT_COLR\n");
                       printf("\t\tTEXT COLOUR r %f g %f b %f\n",
                                                    data.gnl_colour.rgb[0],
                                                    data.gnl_colour.rgb[1],
                                                    data.gnl_colour.rgb[2] );
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_MARKER_COLR :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = data.gnl_colour.rgb[0];
                           y = data.gnl_colour.rgb[1];
                           z = data.gnl_colour.rgb[2];
                       }
                   }
                   else
                   {
                       printf("\tELEM_MARKER_COLR\n");
                       printf("\t\tPOLYMARKER COLOUR r %f g %f b %f\n",
                                                     data.gnl_colour.rgb[0],
                                                     data.gnl_colour.rgb[1],
                                                     data.gnl_colour.rgb[2] );
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_EDGE_COLR :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = data.gnl_colour.rgb[0];
                           y = data.gnl_colour.rgb[1];
                           z = data.gnl_colour.rgb[2];
                       }
                   }
                   else
                   {
                       printf("\tELEM_EDGE_COLR\n");
                       printf("\t\tEDGE COLOUR r %f g %f b %f\n",
                                                   data.gnl_colour.rgb[0],
                                                   data.gnl_colour.rgb[1],
                                                   data.gnl_colour.rgb[2]);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_LINE_COLR :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = data.gnl_colour.rgb[0];
                           y = data.gnl_colour.rgb[1];
                           z = data.gnl_colour.rgb[2];
                       }
                   }
                   else
                   {
                       printf("\tELEM_LINE_COLR\n");
                       printf("\t\tPOLYLINE COLOUR r %f g %f b %f\n",
                                                   data.gnl_colour.rgb[0],
                                                   data.gnl_colour.rgb[1],
                                                   data.gnl_colour.rgb[2]);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_INT_COLR :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = data.gnl_colour.rgb[0];
                           y = data.gnl_colour.rgb[1];
                           z = data.gnl_colour.rgb[2];
                       }
                   }
                   else
                   {
                       printf("\tELEM_INT_COLR\n");
                       printf("\t\tINTERIOR COLOUR r %f g %f b %f\n",
                                                  data.gnl_colour.rgb[0],
                                                  data.gnl_colour.rgb[1],
                                                  data.gnl_colour.rgb[2]);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_BACK_INT_COLR :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = data.gnl_colour.rgb[0];
                           y = data.gnl_colour.rgb[1];
                           z = data.gnl_colour.rgb[2];
                       }
                   }
                   else
                   {
                       printf("\tELEM_BACK_INT_COLR\n");
                       printf("\t\tBACK INTERIOR COLOUR r %f g %f b %f\n",
                                                      data.gnl_colour.rgb[0],
                                                      data.gnl_colour.rgb[1],
                                                      data.gnl_colour.rgb[2]);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_REFL_PROPS :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur == 0)
                       {
                           x = data.surf_prop.amb;
                           y = data.surf_prop.diff;
                           z = data.surf_prop.trans;
                       }
                       if (IndCur == 1)
                       {
                           x = data.surf_prop.speccol.rgb[0];
                           y = data.surf_prop.speccol.rgb[1];
                           z = data.surf_prop.speccol.rgb[2];
                       }
                       if (IndCur == 2)
                       {
                           x = data.surf_prop.spec;
                           y = data.surf_prop.shine;
                           z = ( float )0.0;
                       }
                       if (IndCur >= 3)
                           EndExplo = 1;
                   }
                   else
                   {
                       printf("\tELEM_REFL_PROPS\n");
                       printf("\t\tREFLECTANCE PROPERTIES\n");
                       printf("\t\tamb coef %f diff coef %f trans coef %f\n",
                                                          data.surf_prop.amb,
                                                          data.surf_prop.diff,
                                                          data.surf_prop.trans);
                       printf("\t\tspecular color r %f g %f b %f\n",
                                                 data.surf_prop.speccol.rgb[0],
                                                 data.surf_prop.speccol.rgb[1],
                                                 data.surf_prop.speccol.rgb[2]);
                       printf("\t\tspecular coef %f exp %f\n",
                                                          data.surf_prop.spec,
                                                          data.surf_prop.shine);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_BACK_REFL_PROPS :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur == 0) {
                           x = data.surf_prop.amb;
                           y = data.surf_prop.diff;
                           z = data.surf_prop.trans;
                       }
                       if (IndCur == 1) {
                           x = data.surf_prop.speccol.rgb[0];
                           y = data.surf_prop.speccol.rgb[1];
                           z = data.surf_prop.speccol.rgb[2];
                       }
                       if (IndCur == 2) {
                           x = data.surf_prop.spec;
                           y = data.surf_prop.shine;
                           z = ( float )0.0;
                       }
                       if (IndCur >= 3)
                           EndExplo = 1;
                   }
                   else
                   {
                       printf("\tELEM_BACK_REFL_PROPS\n");
                       printf("\t\tBACK REFLECTANCE PROPERTIES\n");
                       printf("\t\tamb coef %f diff coef %f trans coef %f\n",
                                                          data.surf_prop.amb,
                                                          data.surf_prop.diff,
                                                          data.surf_prop.trans);
                       printf("\t\tspecular color r %f g %f b %f\n",
                                                data.surf_prop.speccol.rgb[0],
                                                data.surf_prop.speccol.rgb[1],
                                                data.surf_prop.speccol.rgb[2]);
                       printf("\t\tspecular coef %f exp %f\n",
                                                          data.surf_prop.spec,
                                                          data.surf_prop.shine);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_INT_SHAD_METH :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = ( float )data.idata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_INT_SHAD_METH\n");
                       printf("\t\tINTERIOR SHADING METHOD %d\n", data.idata);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_INT_REFL_EQN :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = ( float )data.idata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_INT_REFL_EQN\n");
                       printf("\t\tREFLECTANCE EQUATION %d\n", data.idata);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_BACK_INT_REFL_EQN :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = ( float )data.idata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_BACK_INT_REFL_EQN\n");
                       printf("\t\tBACK INTERIOR REFLECTANCE EQUATION %d\n",
                                                                 data.idata);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_FACE_DISTING_MODE :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = ( float )data.idata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_FACE_DISTING_MODE\n");
                       printf("\t\tFACE DISTINGUISHING MODE %d\n", data.idata);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_FACE_CULL_MODE :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = ( float )data.idata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_FACE_CULL_MODE\n");
                       printf("\t\tFACE CULLING MODE %d\n", data.idata);
                   }
                   break;
               }
               case CALL_PHIGS_ELEM_LIGHT_SRC_STATE :
               {
                   buffer        = (Tchar *)cmn_getmem( 1, size, 0 );
                   TelInqCurElemContent( size, buffer, &actual_size, &data );
                   idata        = data.light_source_state.on.number;
                   jdata        = data.light_source_state.off.number;
                   if( elem_num )
                   {
                       if ( (IndCur >= idata) && (IndCur >= jdata) )
                           EndExplo = 1;
                       else
                       {
                           if (IndCur < idata)
                              x = ( float )data.light_source_state.on.integers[IndCur];
                           if (IndCur < jdata)
                              nx = ( float )data.light_source_state.off.integers[IndCur];
                       }
                   }
                   else
                   {
                       printf("\tELEM_LIGHT_SRC_STATE\n");
                       for (i=0; i<idata; i++)
                           printf("\t\tactive light %d\n",
                               data.light_source_state.on.integers[i]);
                       for (j=0; j<jdata; j++)
                           printf("\t\tinactive light %d\n",
                               data.light_source_state.off.integers[j]);
                   }
                   cmn_freemem( buffer );
                   break;
               }
               case CALL_PHIGS_ELEM_DCUE_IND :
               {
                   TelInqCurElemContent( 0, buffer, &actual_size, &data );
                   if( elem_num )
                   {
                       if (IndCur >= 1)
                           EndExplo = 1;
                       else
                       {
                           x = ( float )data.idata;
                           y = ( float )0.0;
                           z = ( float )0.0;
                       }
                   }
                   else
                   {
                       printf("\tELEM_DCUE_IND\n");
                       printf("\t\tDEPTH CUE INDEX %d\n", data.idata);
                   }
               break;
               }
           default:
                   break;
            }
        }

        if( elem_num )
        {
            index   = 0;
            pt->x   = x;
            pt->y   = y;
            pt->z   = z;
            npt->dx = nx;
            npt->dy = ny;
            npt->dz = nz;
            cpt->r  = r;
            cpt->g  = g;
            cpt->b  = b;
            nfa->dx = dx;
            nfa->dy = dy;
            nfa->dz = dz;

            if( EndExplo )
                *elem_type = 0;
        }
        else
            index ++;
    }        /* while (index) */

    call_func_close_struct ();
}

Tint
call_subr_inquirews( Tint struct_id, Tint *ws_id )
{
   Tint act_size;

   TsmGetWSPosted( struct_id, 1, ws_id, &act_size );

   if( act_size )
       return 1;
   else
       return 0;
}


void
call_subr_polygon_holes( CALL_DEF_LISTFACETS * alfacets )
{
   register int i, j, k;
   int go;
   CMN_KEY k1, k2, k3;

   Tint      *bounds;
   TEL_POINT *points;

   bounds = (Tint *) cmn_getmem( alfacets->NbFacets, sizeof (Tint), 0 );

   j = 0;
   for( i=0; i<alfacets->NbFacets; i++ )
       j += alfacets->LFacets[i].NbPoints;

   points = (TEL_POINT *) cmn_getmem( j, sizeof(TEL_POINT), 0 );

   for( i = 0; i < alfacets->NbFacets; i++ )
      bounds[i] = alfacets->LFacets[i].NbPoints;

   k = 0;
   for (i=0; i<alfacets->NbFacets; i++)
   {
      for (j=0; j<alfacets->LFacets[i].NbPoints; j++)
      {
         points[k].xyz[0] = alfacets->LFacets[i].UPoints.Points[j].x;
         points[k].xyz[1] = alfacets->LFacets[i].UPoints.Points[j].y;
         points[k].xyz[2] = alfacets->LFacets[i].UPoints.Points[j].z;
         k++;
      }
   }

   go = 1;
   if( bounds == 0 )
      go = 0;
   if( points == 0 )
      go = 0;

   if( go )
   {
      k1.id = NUM_FACETS_ID;
      k1.data.ldata = alfacets->NbFacets;
      k2.id = BOUNDS_DATA_ID;
      k2.data.pdata = bounds;
      k3.id = VERTICES_ID;
      k3.data.pdata = points;

      TsmAddToStructure( TelPolygonHoles, 3, &k1, &k2, &k3 );
   }

   if( bounds != 0 )
      cmn_freemem( bounds );
   if( points != 0 )
      cmn_freemem( points );
}

void
call_subr_polygon_holes_data( CALL_DEF_LISTFACETS * alfacets )
{
   register Tint i, j, k, count=0;
   CMN_KEY key[10];
   cmn_key kk[10];
   int go;
   Tint num_vertices;
   Tint num_bounds, *bounds = 0;
   TEL_POINT *vertices = 0;
   TEL_POINT *vnormals = 0;

   for( i = 0; i < 10; i++ )
      kk[i] = &key[i];

   key[count].id = SHAPE_FLAG_ID;
   key[count].data.ldata = TEL_SHAPE_UNKNOWN;
   count++;

   key[count].id = NUM_FACETS_ID;
   key[count].data.ldata = alfacets->NbFacets;
   count++;

   num_bounds = alfacets->NbFacets;
   bounds = (Tint *)cmn_getmem( num_bounds, sizeof(Tint), 0 );

   key[count].id = BOUNDS_DATA_ID;
   key[count].data.pdata = bounds;
   count++;

   num_vertices = 0;
   for( i=0; i<num_bounds; i++ )
        num_vertices += alfacets->LFacets[i].NbPoints;

   k = 0;
   for( i=0; i<num_bounds; i++ )
   {
       bounds[i] = alfacets->LFacets[i].NbPoints;

       switch( alfacets->LFacets[i].TypePoints )
       {
           case 1 : /* Coordinates Specified */
           {
             if( vertices == 0 )
             {
                  vertices = (TEL_POINT *)cmn_getmem( num_vertices,
                                       sizeof(TEL_POINT), 0 );

                key[count].id = VERTICES_ID;
                key[count].data.pdata = vertices;
                count++;
             }

               for( j=0; j<alfacets->LFacets[i].NbPoints; j++ )
             {
                   vertices[k].xyz[0] = alfacets->LFacets[i].UPoints.Points[j].x;
                   vertices[k].xyz[1] = alfacets->LFacets[i].UPoints.Points[j].y;
                   vertices[k].xyz[2] = alfacets->LFacets[i].UPoints.Points[j].z;
                   k++;
               }

               break;
           }

           case 2 : /* Coordinates and Vertex Normal Specified */
         {
             if( vertices == 0 )
             {
                  vertices = (TEL_POINT *)cmn_getmem( num_vertices,
                                       sizeof(TEL_POINT), 0 );

                key[count].id = VERTICES_ID;
                key[count].data.pdata = vertices;
                count++;
                  vnormals = (TEL_POINT *)cmn_getmem( num_vertices,
                                       sizeof(TEL_POINT), 0 );
                key[count].id = VNORMALS_ID;
                key[count].data.pdata = vnormals;
                count++;
             }

               for( j=0; j<alfacets->LFacets[i].NbPoints; j++ )
             {
                   vertices[k].xyz[0] =
                         alfacets->LFacets[i].UPoints.PointsN[j].Point.x;
                   vertices[k].xyz[1] =
                               alfacets->LFacets[i].UPoints.PointsN[j].Point.y;
                   vertices[k].xyz[2] =
                               alfacets->LFacets[i].UPoints.PointsN[j].Point.z;
                   vnormals[k].xyz[0] =
                        alfacets->LFacets[i].UPoints.PointsN[j].Normal.dx;
                   vnormals[k].xyz[1] =
                        alfacets->LFacets[i].UPoints.PointsN[j].Normal.dy;
                   vnormals[k].xyz[2] =
                        alfacets->LFacets[i].UPoints.PointsN[j].Normal.dz;
                   k++;
               }

               break;
           }
       }
   }

   go = 1;
   if(bounds == 0)
      go = 0;
   if(vertices == 0)
      go = 0;
   if(vnormals == 0)
      go = 0;

   if(go)
   {
      TsmAddToStructure( TelPolygonHoles, -count, kk );
   }

   if(bounds)
      cmn_freemem( bounds );
   if(vertices)
      cmn_freemem( vertices );
   if(vnormals)
      cmn_freemem( vnormals );
}


void
call_subr_curve( CALL_DEF_LISTPOINTS * alpoints )
{
    CMN_KEY  key[3];
    cmn_key  kp[3];

    kp[0] = &key[0], kp[1] = &key[1], kp[2] = &key[2];

    key[0].id = CURVE_TYPE_ID;
    key[0].data.ldata = TelBezierCurve;

    key[1].id = CURVE_NUM_POINTS_ID;
    key[1].data.ldata = 20;

    key[2].id = CURVE_VERTICES_ID;
    key[2].data.pdata = alpoints->UPoints.Points;

    TsmAddToStructure( TelCurve, -3, kp );

    return;
}

/* *** PARRAY functions *** */

void call_subr_parray( CALL_DEF_PARRAY *parray )
{
    CMN_KEY      key;
    key.id = PARRAY_ID;
    key.data.pdata = (void *) parray;

    TsmAddToStructure( TelParray, 1, &key );
}

void call_subr_userdraw( CALL_DEF_USERDRAW *anobject )
{
    CMN_KEY  key;

    key.id = 1;
    key.data.pdata = anobject;

    TsmAddToStructure( TelUserdraw, 1, &key );
}

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