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/***********************************************************************
FONCTION :
----------
File OpenGl_depthcue :
REMARQUES:
----------
HISTORIQUE DES MODIFICATIONS :
--------------------------------
xx-xx-xx : xxx ; Creation.
11-03-96 : FMN ; Correction warning compilation
01-04-96 : CAL ; Integration MINSK portage WNT
12-02-97 : FMN ; Suppression de TelGetDepthCueRep
************************************************************************/
/* Workaround for internal bcc32 compiler bug. */
/* Starting from bcc32 v6.40 this flag should be passed as a compiler option. */
#if defined(__BORLANDC__) && __BORLANDC__ < 0x0640 /* bcc32 v6.40 */
#pragma option -x-
#endif
/*----------------------------------------------------------------------*/
/*
* Includes
*/
#include <OpenGl_tgl_all.hxx>
#include <stdlib.h>
#include <stdio.h>
#include <stddef.h>
#include <OpenGl_cmn_varargs.hxx>
#include <OpenGl_telem.hxx>
#include <OpenGl_telem_view.hxx>
#include <OpenGl_tsm_ws.hxx>
#include <OpenGl_telem_depthcue.hxx>
#include <OpenGl_Memory.hxx>
/*----------------------------------------------------------------------*/
/*
* Definition des types
*/
struct TEL_DEPTHCUE_DATA
{
Tint dcid;
TEL_DEPTHCUE dc;
IMPLEMENT_MEMORY_OPERATORS
};
typedef TEL_DEPTHCUE_DATA* tel_depthcue_data;
struct TEL_WS_DEPTHCUES
{
Tint num; /* number of depthcues for a workstation */
Tint siz; /* size allocated */
tel_depthcue_data data; /* depthcue definitions for the workstation */
};
typedef TEL_WS_DEPTHCUES* tel_ws_depthcues;
#define GROW_SIZE 25
/*----------------------------------------------------------------------*/
static Tint
b_s( Tint id, tel_depthcue_data tbl, Tint low, Tint high )
{
register Tint mid, i;
if( low > high )
return -1;
mid = low+high, mid /= 2;
i = id - tbl[mid].dcid;
return i == 0 ? mid : i < 0 ? b_s( id, tbl, low, mid-1 ) :
b_s( id, tbl, mid+1, high );
}
/*----------------------------------------------------------------------*/
static int
lnumcomp( const void *a, const void *b )
{
return *( ( int* )a )- *( ( int* )b );
}
/*----------------------------------------------------------------------*/
TStatus
TelSetDepthCueRep( Tint Wsid, Tint dcid, tel_depthcue dc )
{
CMN_KEY_DATA key;
tel_depthcue_data dcptr;
tel_ws_depthcues ws_dcues;
register Tint i;
TsmGetWSAttri( Wsid, WSDepthCues, &key );
ws_dcues = (tel_ws_depthcues)key.pdata ; /* Obtain list of defined depthcues*/
if( !ws_dcues ) /* no depthcues defined yet */
{ /* allocate */
//cmn_memreserve( ws_dcues, 1, 0 );
ws_dcues = new TEL_WS_DEPTHCUES();
if( !ws_dcues )
return TFailure;
ws_dcues->data = new TEL_DEPTHCUE_DATA[GROW_SIZE];
if( !ws_dcues->data )
return TFailure;
ws_dcues->siz = GROW_SIZE;
ws_dcues->num = 0;
key.pdata = ws_dcues;/* Set list for the workstation */
TsmSetWSAttri( Wsid, WSDepthCues, &key );
}
else if( ws_dcues->num == ws_dcues->siz ) /* insufficient memory */
{ /* realloc */
#if defined(__SUNPRO_CC) && (__SUNPRO_CC <= 0x530)
ws_dcues->data = (TEL_DEPTHCUE_DATA*)realloc( ws_dcues->data, (ws_dcues->siz
+ GROW_SIZE)*sizeof(TEL_DEPTHCUE_DATA) );
#else
ws_dcues->data = cmn_resizemem<TEL_DEPTHCUE_DATA>( ws_dcues->data, ws_dcues->siz
+ GROW_SIZE );
#endif
if( !ws_dcues )
return TFailure;
ws_dcues->siz += GROW_SIZE;
key.pdata = ws_dcues; /* Reset list for the workstation */
TsmSetWSAttri( Wsid, WSDepthCues, &key );
}
dcptr = 0; /* Locate depthcue if already defined */
i = b_s( dcid, ws_dcues->data, 0, ws_dcues->num-1 );
if( i != -1 )
dcptr = &ws_dcues->data[i]; /* depthcue already defined */
if( !dcptr ) /* new depthcue */
{
dcptr = &ws_dcues->data[ws_dcues->num];
dcptr->dcid = dcid; /* depthcues for the workstation */
ws_dcues->num++; /* and sort the entries */
qsort( ws_dcues->data, ws_dcues->num,
sizeof(TEL_DEPTHCUE_DATA), lnumcomp );
}
dcptr->dc = *dc; /* copy depthcue definition */
return TSuccess;
}
/*----------------------------------------------------------------------*/
TStatus
TelGetGLDepthCue( Tint Wsid, Tint Vid, Tint dcid, tel_gl_depthcue gldc )
{
CMN_KEY_DATA key;
tel_depthcue_data dcptr;
tel_ws_depthcues ws_dcues;
TEL_VIEW_REP vrep;
register Tint i;
Tfloat ramp;
TsmGetWSAttri( Wsid, WSDepthCues, &key );
ws_dcues = (tel_ws_depthcues)key.pdata ; /* Obtain list of defined depthcues */
if( !ws_dcues )
return TFailure; /* no depthcues defined */
dcptr = 0; /* Locate depthcue if already defined */
i = b_s( dcid, ws_dcues->data, 0, ws_dcues->num-1 );
if( i == -1 )
return TFailure; /* dcid undefined */
if( TelGetViewRepresentation( Wsid, Vid, &vrep ) == TFailure )
return TFailure; /* Bad View Rep */
dcptr = &ws_dcues->data[i];
gldc->dcrep = dcptr->dc;
if( dcptr->dc.mode == TelDCAllowed )
{
ramp = (dcptr->dc.planes[1] - dcptr->dc.planes[0]) /
(dcptr->dc.scales[1] - dcptr->dc.scales[0]) ;
gldc->dist[0] = dcptr->dc.planes[0] - (1-dcptr->dc.scales[0]) * ramp;
gldc->dist[1] = dcptr->dc.planes[1] + dcptr->dc.scales[1] * ramp;
ramp = vrep.extra.map.fpd - vrep.extra.map.bpd;
gldc->dist[0] = gldc->dist[0]*ramp - vrep.extra.map.fpd;
gldc->dist[1] = gldc->dist[1]*ramp - vrep.extra.map.fpd;
#ifdef TRACE
printf( "Dist: Near: %f\tFar: %f\n", gldc->dist[0], gldc->dist[1] );
printf( "Scal: Near: %f\tFar: %f ramp %f\n",dcptr->dc.scales[0], dcptr->dc.scales[1],ramp );
printf( "map Near: %f\tFar: %f\n",vrep.extra.map.fpd,vrep.extra.map.bpd);
#endif
}
return TSuccess;
}
/*----------------------------------------------------------------------*/
void
TelPrintDepthCueRep( Tint Wsid, Tint dcid )
{
CMN_KEY_DATA key;
tel_depthcue_data dcptr;
tel_ws_depthcues ws_dcues;
register Tint i;
TsmGetWSAttri( Wsid, WSDepthCues, &key );
ws_dcues = (tel_ws_depthcues)key.pdata ; /* Obtain list of defined depthcues */
if( !ws_dcues )
return; /* no depthcues defined */
dcptr = 0; /* Locate depthcue if already defined */
i = b_s( dcid, ws_dcues->data, 0, ws_dcues->num-1 );
if( i == -1 )
{
fprintf( stdout, "\nBad DepthCue %d\n", dcid );
return; /* dcid undefined */
}
dcptr = &ws_dcues->data[i];
fprintf( stdout, "\nDepthCue Id: %d", dcid );
fprintf( stdout, "\nDepthCue mode: %s", dcptr->dc.mode == TelDCAllowed ?
"TelDCAllowed" : "TelDCSuppressed" );
fprintf( stdout, "\n\tPlanes: Near %f\tFar %f",
dcptr->dc.planes[0], dcptr->dc.planes[1] );
fprintf( stdout, "\n\tScales: Near %f\tFar %f",
dcptr->dc.scales[0], dcptr->dc.scales[1] );
fprintf( stdout, "\n\tColour: %f %f %f",
dcptr->dc.col.rgb[0],
dcptr->dc.col.rgb[1],
dcptr->dc.col.rgb[2] );
fprintf( stdout, "\n" );
return;
}
/*----------------------------------------------------------------------*/
TStatus
TelDeleteDepthCuesForWS( Tint wsid )
{
CMN_KEY_DATA key;
tel_ws_depthcues d;
TsmGetWSAttri( wsid, WSDepthCues, &key );
d = (tel_ws_depthcues)key.pdata;
if( !d )
return TSuccess;
//cmn_freemem( d );
delete d;
return TSuccess;
}
/*----------------------------------------------------------------------*/
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