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/***********************************************************************
FONCTION :
----------
file OpenGl_togl_cliplimit.c :
REMARQUES:
----------
HISTORIQUE DES MODIFICATIONS :
--------------------------------
xx-xx-xx : CAL ; Creation.
05-02-97 : FMN ; Suppression de OpenGl_tgl_vis.h
10-07-96 : FMN ; Suppression #define sur calcul matrice
************************************************************************/
/*----------------------------------------------------------------------*/
/*
* Includes
*/
#include <OpenGl_tgl_all.hxx>
#include <InterfaceGraphic_Graphic3d.hxx>
#include <InterfaceGraphic_Visual3d.hxx>
#include <OpenGl_tgl_funcs.hxx>
#include <OpenGl_telem_view.hxx>
/*----------------------------------------------------------------------*/
/*
* Variables globales
*/
TEL_VIEW_REP call_viewrep;
/*----------------------------------------------------------------------*/
void EXPORT
call_togl_cliplimit
(
CALL_DEF_VIEW * aview,
int wait
)
{
Tint waitwait;
call_viewrep.clip_limit.xmin = ( float )0.0;
call_viewrep.clip_limit.xmax = ( float )1.0;
call_viewrep.clip_limit.ymin = ( float )0.0;
call_viewrep.clip_limit.ymax = ( float )1.0;
call_viewrep.clip_limit.zmax =
( aview->Context.ZClipFrontPlane - aview->Mapping.BackPlaneDistance ) /
( aview->Mapping.FrontPlaneDistance - aview->Mapping.BackPlaneDistance );
call_viewrep.clip_limit.zmin =
( aview->Context.ZClipBackPlane - aview->Mapping.BackPlaneDistance ) /
( aview->Mapping.FrontPlaneDistance - aview->Mapping.BackPlaneDistance );
if( call_viewrep.clip_limit.zmin < 0.0 )
call_viewrep.clip_limit.zmin = ( float )0.0;
if( call_viewrep.clip_limit.zmax > 1.0 )
call_viewrep.clip_limit.zmax = ( float )1.0;
if( call_viewrep.clip_limit.zmin > call_viewrep.clip_limit.zmax )
{
call_viewrep.clip_limit.zmin = ( float )0.0;
call_viewrep.clip_limit.zmax = ( float )1.0;
}
call_viewrep.clip_xy = CALL_PHIGS_IND_NO_CLIP;
call_viewrep.clip_back = CALL_PHIGS_IND_NO_CLIP;
call_viewrep.clip_front = CALL_PHIGS_IND_NO_CLIP;
if( aview->Context.BackZClipping )
call_viewrep.clip_back = CALL_PHIGS_IND_CLIP;
if( aview->Context.FrontZClipping )
call_viewrep.clip_front = CALL_PHIGS_IND_CLIP;
if( (!wait) && (aview->WsId != -1) )
{
waitwait = 1;
call_togl_viewmapping( aview, waitwait );
call_togl_vieworientation( aview, waitwait );
TelSetViewRepresentation( aview->WsId, aview->ViewId, &call_viewrep );
}
return;
}
/*----------------------------------------------------------------------*/
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