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OCC22377 Patch for visualization component
[occt.git] / src / OpenGl / OpenGl_depthcue.cxx
CommitLineData
7fd59977 1/***********************************************************************
2
3FONCTION :
4----------
5File OpenGl_depthcue :
6
7
8REMARQUES:
9----------
10
11
12HISTORIQUE DES MODIFICATIONS :
13--------------------------------
14xx-xx-xx : xxx ; Creation.
1511-03-96 : FMN ; Correction warning compilation
1601-04-96 : CAL ; Integration MINSK portage WNT
1712-02-97 : FMN ; Suppression de TelGetDepthCueRep
18
19************************************************************************/
20
21/*----------------------------------------------------------------------*/
22/*
23* Includes
24*/
25
26
27#include <OpenGl_tgl_all.hxx>
28
29#include <stdlib.h>
30#include <stdio.h>
31#include <stddef.h>
32
33#include <OpenGl_cmn_varargs.hxx>
34#include <OpenGl_telem.hxx>
35#include <OpenGl_telem_view.hxx>
36#include <OpenGl_tsm_ws.hxx>
37#include <OpenGl_telem_depthcue.hxx>
38#include <OpenGl_Memory.hxx>
39
40/*----------------------------------------------------------------------*/
41/*
42* Definition des types
43*/
44
45struct TEL_DEPTHCUE_DATA
46{
47 Tint dcid;
48 TEL_DEPTHCUE dc;
49 IMPLEMENT_MEMORY_OPERATORS
50};
51typedef TEL_DEPTHCUE_DATA* tel_depthcue_data;
52
53struct TEL_WS_DEPTHCUES
54{
55 Tint num; /* number of depthcues for a workstation */
56 Tint siz; /* size allocated */
57 tel_depthcue_data data; /* depthcue definitions for the workstation */
58};
59typedef TEL_WS_DEPTHCUES* tel_ws_depthcues;
60
61#define GROW_SIZE 25
62
63/*----------------------------------------------------------------------*/
64
65static Tint
66b_s( Tint id, tel_depthcue_data tbl, Tint low, Tint high )
67{
68 register Tint mid, i;
69
70 if( low > high )
71 return -1;
72
73 mid = low+high, mid /= 2;
74 i = id - tbl[mid].dcid;
75
76 return i == 0 ? mid : i < 0 ? b_s( id, tbl, low, mid-1 ) :
77 b_s( id, tbl, mid+1, high );
78}
79
80/*----------------------------------------------------------------------*/
81
82static int
83lnumcomp( const void *a, const void *b )
84{
85 return *( ( int* )a )- *( ( int* )b );
86}
87
88/*----------------------------------------------------------------------*/
89
90TStatus
91TelSetDepthCueRep( Tint Wsid, Tint dcid, tel_depthcue dc )
92{
93 CMN_KEY_DATA key;
94 tel_depthcue_data dcptr;
95 tel_ws_depthcues ws_dcues;
96 register Tint i;
97
98 TsmGetWSAttri( Wsid, WSDepthCues, &key );
99 ws_dcues = (tel_ws_depthcues)key.pdata ; /* Obtain list of defined depthcues*/
100
101 if( !ws_dcues ) /* no depthcues defined yet */
102 { /* allocate */
103 //cmn_memreserve( ws_dcues, 1, 0 );
104 ws_dcues = new TEL_WS_DEPTHCUES();
105 if( !ws_dcues )
106 return TFailure;
107
108 ws_dcues->data = new TEL_DEPTHCUE_DATA[GROW_SIZE];
109 if( !ws_dcues->data )
110 return TFailure;
111
112 ws_dcues->siz = GROW_SIZE;
113 ws_dcues->num = 0;
114
115 key.pdata = ws_dcues;/* Set list for the workstation */
116 TsmSetWSAttri( Wsid, WSDepthCues, &key );
117 }
118 else if( ws_dcues->num == ws_dcues->siz ) /* insufficient memory */
119 { /* realloc */
120#if defined(__SUNPRO_CC) && (__SUNPRO_CC <= 0x530)
121 ws_dcues->data = (TEL_DEPTHCUE_DATA*)realloc( ws_dcues->data, (ws_dcues->siz
122 + GROW_SIZE)*sizeof(TEL_DEPTHCUE_DATA) );
123#else
124 ws_dcues->data = cmn_resizemem<TEL_DEPTHCUE_DATA>( ws_dcues->data, ws_dcues->siz
125 + GROW_SIZE );
126#endif
127 if( !ws_dcues )
128 return TFailure;
129
130 ws_dcues->siz += GROW_SIZE;
131
132 key.pdata = ws_dcues; /* Reset list for the workstation */
133 TsmSetWSAttri( Wsid, WSDepthCues, &key );
134 }
135 dcptr = 0; /* Locate depthcue if already defined */
136 i = b_s( dcid, ws_dcues->data, 0, ws_dcues->num-1 );
137 if( i != -1 )
138 dcptr = &ws_dcues->data[i]; /* depthcue already defined */
139
140 if( !dcptr ) /* new depthcue */
141 {
142 dcptr = &ws_dcues->data[ws_dcues->num];
143 dcptr->dcid = dcid; /* depthcues for the workstation */
144 ws_dcues->num++; /* and sort the entries */
145 qsort( ws_dcues->data, ws_dcues->num,
146 sizeof(TEL_DEPTHCUE_DATA), lnumcomp );
147 }
148
149 dcptr->dc = *dc; /* copy depthcue definition */
150
151 return TSuccess;
152}
153
154/*----------------------------------------------------------------------*/
155
156TStatus
157TelGetGLDepthCue( Tint Wsid, Tint Vid, Tint dcid, tel_gl_depthcue gldc )
158{
159 CMN_KEY_DATA key;
160 tel_depthcue_data dcptr;
161 tel_ws_depthcues ws_dcues;
162 TEL_VIEW_REP vrep;
163 register Tint i;
164 Tfloat ramp;
165
166 TsmGetWSAttri( Wsid, WSDepthCues, &key );
167 ws_dcues = (tel_ws_depthcues)key.pdata ; /* Obtain list of defined depthcues */
168
169 if( !ws_dcues )
170 return TFailure; /* no depthcues defined */
171
172 dcptr = 0; /* Locate depthcue if already defined */
173 i = b_s( dcid, ws_dcues->data, 0, ws_dcues->num-1 );
174 if( i == -1 )
175 return TFailure; /* dcid undefined */
176
177 if( TelGetViewRepresentation( Wsid, Vid, &vrep ) == TFailure )
178 return TFailure; /* Bad View Rep */
179
180 dcptr = &ws_dcues->data[i];
181 gldc->dcrep = dcptr->dc;
182 if( dcptr->dc.mode == TelDCAllowed )
183 {
184 ramp = (dcptr->dc.planes[1] - dcptr->dc.planes[0]) /
185 (dcptr->dc.scales[1] - dcptr->dc.scales[0]) ;
186 gldc->dist[0] = dcptr->dc.planes[0] - (1-dcptr->dc.scales[0]) * ramp;
187 gldc->dist[1] = dcptr->dc.planes[1] + dcptr->dc.scales[1] * ramp;
188 ramp = vrep.extra.map.fpd - vrep.extra.map.bpd;
189 gldc->dist[0] = gldc->dist[0]*ramp - vrep.extra.map.fpd;
190 gldc->dist[1] = gldc->dist[1]*ramp - vrep.extra.map.fpd;
191#ifdef TRACE
192 printf( "Dist: Near: %f\tFar: %f\n", gldc->dist[0], gldc->dist[1] );
193 printf( "Scal: Near: %f\tFar: %f ramp %f\n",dcptr->dc.scales[0], dcptr->dc.scales[1],ramp );
194 printf( "map Near: %f\tFar: %f\n",vrep.extra.map.fpd,vrep.extra.map.bpd);
195#endif
196 }
197
198 return TSuccess;
199}
200
201/*----------------------------------------------------------------------*/
202
203void
204TelPrintDepthCueRep( Tint Wsid, Tint dcid )
205{
206 CMN_KEY_DATA key;
207 tel_depthcue_data dcptr;
208 tel_ws_depthcues ws_dcues;
209 register Tint i;
210
211 TsmGetWSAttri( Wsid, WSDepthCues, &key );
212 ws_dcues = (tel_ws_depthcues)key.pdata ; /* Obtain list of defined depthcues */
213
214 if( !ws_dcues )
215 return; /* no depthcues defined */
216
217 dcptr = 0; /* Locate depthcue if already defined */
218 i = b_s( dcid, ws_dcues->data, 0, ws_dcues->num-1 );
219 if( i == -1 )
220 {
221 fprintf( stdout, "\nBad DepthCue %d\n", dcid );
222 return; /* dcid undefined */
223 }
224
225 dcptr = &ws_dcues->data[i];
226 fprintf( stdout, "\nDepthCue Id: %d", dcid );
227 fprintf( stdout, "\nDepthCue mode: %s", dcptr->dc.mode == TelDCAllowed ?
228 "TelDCAllowed" : "TelDCSuppressed" );
229 fprintf( stdout, "\n\tPlanes: Near %f\tFar %f",
230 dcptr->dc.planes[0], dcptr->dc.planes[1] );
231 fprintf( stdout, "\n\tScales: Near %f\tFar %f",
232 dcptr->dc.scales[0], dcptr->dc.scales[1] );
233 fprintf( stdout, "\n\tColour: %f %f %f",
234 dcptr->dc.col.rgb[0],
235 dcptr->dc.col.rgb[1],
236 dcptr->dc.col.rgb[2] );
237 fprintf( stdout, "\n" );
238
239 return;
240}
241
242/*----------------------------------------------------------------------*/
243
244TStatus
245TelDeleteDepthCuesForWS( Tint wsid )
246{
247 CMN_KEY_DATA key;
248 tel_ws_depthcues d;
249
250 TsmGetWSAttri( wsid, WSDepthCues, &key );
251 d = (tel_ws_depthcues)key.pdata;
252
253 if( !d )
254 return TSuccess;
255
256 //cmn_freemem( d );
257 delete d;
258
259 return TSuccess;
260}
261
262/*----------------------------------------------------------------------*/
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