d4654dd671807332da863d1fd56c4d49e84e2a45
[blender.git] / source / blender / src / drawview.c
1 /**
2  * $Id$
3  *
4  * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License
8  * as published by the Free Software Foundation; either version 2
9  * of the License, or (at your option) any later version. The Blender
10  * Foundation also sells licenses for use in proprietary software under
11  * the Blender License.  See http://www.blender.org/BL/ for information
12  * about this.
13  *
14  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17  * GNU General Public License for more details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this program; if not, write to the Free Software Foundation,
21  * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
22  *
23  * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
24  * All rights reserved.
25  *
26  * The Original Code is: all of this file.
27  *
28  * Contributor(s): none yet.
29  *
30  * ***** END GPL/BL DUAL LICENSE BLOCK *****
31  */
32
33 //#define NAN_LINEAR_PHYSICS
34
35 #include <math.h>
36 #include <string.h>
37
38 #ifdef HAVE_CONFIG_H
39 #include <config.h>
40 #endif
41
42 #ifndef WIN32
43 #include <unistd.h>
44 #include <sys/times.h>
45 #else
46 #include <io.h>
47 #endif   
48
49 #include "MEM_guardedalloc.h"
50
51 #include "PIL_time.h"
52
53 #include "BMF_Api.h"
54
55 #include "IMB_imbuf_types.h"
56
57 #include "DNA_action_types.h"
58 #include "DNA_armature_types.h"
59 #include "DNA_camera_types.h"
60 #include "DNA_constraint_types.h"
61 #include "DNA_curve_types.h"
62 #include "DNA_group_types.h"
63 #include "DNA_image_types.h"
64 #include "DNA_lattice_types.h"
65 #include "DNA_mesh_types.h"
66 #include "DNA_meshdata_types.h"
67 #include "DNA_meta_types.h"
68 #include "DNA_object_types.h"
69 #include "DNA_screen_types.h"
70 #include "DNA_texture_types.h"
71 #include "DNA_view3d_types.h"
72 #include "DNA_userdef_types.h"
73 #include "DNA_space_types.h"
74
75 #include "BLI_blenlib.h"
76 #include "BLI_arithb.h"
77 #include "BLI_editVert.h"
78
79 #include "BKE_action.h"
80 #include "BKE_armature.h"
81 #include "BKE_anim.h"
82 #include "BKE_constraint.h"
83 #include "BKE_curve.h"
84 #include "BKE_displist.h"
85 #include "BKE_depsgraph.h"
86 #include "BKE_global.h"
87 #include "BKE_lattice.h"
88 #include "BKE_library.h"
89 #include "BKE_image.h"
90 #include "BKE_ipo.h"
91 #include "BKE_key.h"
92 #include "BKE_main.h"
93 #include "BKE_object.h"
94 #include "BKE_texture.h"
95 #include "BKE_utildefines.h"
96
97 #include "BIF_butspace.h"
98 #include "BIF_drawimage.h"
99 #include "BIF_editgroup.h"
100 #include "BIF_editarmature.h"
101 #include "BIF_editmesh.h"
102 #include "BIF_gl.h"
103 #include "BIF_glutil.h"
104 #include "BIF_interface.h"
105 #include "BIF_mywindow.h"
106 #include "BIF_poseobject.h"
107 #include "BIF_resources.h"
108 #include "BIF_screen.h"
109 #include "BIF_space.h"
110
111 #include "BDR_drawmesh.h"
112 #include "BDR_drawobject.h"
113 #include "BDR_editobject.h"
114 #include "BDR_vpaint.h"
115
116 #include "BSE_drawview.h"
117 #include "BSE_filesel.h"
118 #include "BSE_headerbuttons.h"
119 #include "BSE_seqaudio.h"
120 #include "BSE_trans_types.h"
121 #include "BSE_time.h"
122 #include "BSE_view.h"
123
124 #include "RE_renderconverter.h"
125
126 #include "BPY_extern.h"
127
128 #include "blendef.h"
129 #include "mydevice.h"
130 #include "butspace.h"  // event codes
131
132 #include "BIF_transform.h"
133
134 /* Modules used */
135 #include "render.h"             // for ogl render
136 #include "radio.h"
137
138 /* locals */
139 void drawname(Object *ob);
140 void star_stuff_init_func(void);
141 void star_stuff_vertex_func(float* i);
142 void star_stuff_term_func(void);
143
144 void star_stuff_init_func(void)
145 {
146         cpack(-1);
147         glPointSize(1.0);
148         glBegin(GL_POINTS);
149 }
150 void star_stuff_vertex_func(float* i)
151 {
152         glVertex3fv(i);
153 }
154 void star_stuff_term_func(void)
155 {
156         glEnd();
157 }
158
159 void setalpha_bgpic(BGpic *bgpic)
160 {
161         int x, y, alph;
162         char *rect;
163         
164         alph= (int)(255.0*(1.0-bgpic->blend));
165         
166         rect= (char *)bgpic->rect;
167         for(y=0; y< bgpic->yim; y++) {
168                 for(x= bgpic->xim; x>0; x--, rect+=4) {
169                         rect[3]= alph;
170                 }
171         }
172 }
173
174
175 void default_gl_light(void)
176 {
177         int a;
178         
179         /* initialize */
180         if(U.light[0].flag==0 && U.light[1].flag==0 && U.light[2].flag==0) {
181                 U.light[0].flag= 1;
182                 U.light[0].vec[0]= -0.3; U.light[0].vec[1]= 0.3; U.light[0].vec[2]= 0.9;
183                 U.light[0].col[0]= 0.8; U.light[0].col[1]= 0.8; U.light[0].col[2]= 0.8;
184                 U.light[0].spec[0]= 0.5; U.light[0].spec[1]= 0.5; U.light[0].spec[2]= 0.5;
185                 U.light[0].spec[3]= 1.0;
186                 
187                 U.light[1].flag= 0;
188                 U.light[1].vec[0]= 0.5; U.light[1].vec[1]= 0.5; U.light[1].vec[2]= 0.1;
189                 U.light[1].col[0]= 0.4; U.light[1].col[1]= 0.4; U.light[1].col[2]= 0.8;
190                 U.light[1].spec[0]= 0.3; U.light[1].spec[1]= 0.3; U.light[1].spec[2]= 0.5;
191                 U.light[1].spec[3]= 1.0;
192         
193                 U.light[2].flag= 0;
194                 U.light[2].vec[0]= 0.3; U.light[2].vec[1]= -0.3; U.light[2].vec[2]= -0.2;
195                 U.light[2].col[0]= 0.8; U.light[2].col[1]= 0.5; U.light[2].col[2]= 0.4;
196                 U.light[2].spec[0]= 0.5; U.light[2].spec[1]= 0.4; U.light[2].spec[2]= 0.3;
197                 U.light[2].spec[3]= 1.0;
198         }
199         
200
201         glLightfv(GL_LIGHT0, GL_POSITION, U.light[0].vec); 
202         glLightfv(GL_LIGHT0, GL_DIFFUSE, U.light[0].col); 
203         glLightfv(GL_LIGHT0, GL_SPECULAR, U.light[0].spec); 
204
205         glLightfv(GL_LIGHT1, GL_POSITION, U.light[1].vec); 
206         glLightfv(GL_LIGHT1, GL_DIFFUSE, U.light[1].col); 
207         glLightfv(GL_LIGHT1, GL_SPECULAR, U.light[1].spec); 
208
209         glLightfv(GL_LIGHT2, GL_POSITION, U.light[2].vec); 
210         glLightfv(GL_LIGHT2, GL_DIFFUSE, U.light[2].col); 
211         glLightfv(GL_LIGHT2, GL_SPECULAR, U.light[2].spec); 
212
213         for(a=0; a<8; a++) {
214                 if(a<3) {
215                         if(U.light[a].flag) glEnable(GL_LIGHT0+a);
216                         else glDisable(GL_LIGHT0+a);
217                         
218                         // clear stuff from other opengl lamp usage
219                         glLightf(GL_LIGHT0+a, GL_SPOT_CUTOFF, 180.0);
220                         glLightf(GL_LIGHT0+a, GL_CONSTANT_ATTENUATION, 1.0);
221                         glLightf(GL_LIGHT0+a, GL_LINEAR_ATTENUATION, 0.0);
222                 }
223                 else glDisable(GL_LIGHT0+a);
224         }
225         
226         glDisable(GL_LIGHTING);
227
228         glDisable(GL_COLOR_MATERIAL);
229 }
230
231 /* also called when render 'ogl' */
232 void init_gl_stuff(void)        
233 {
234         float mat_ambient[] = { 0.0, 0.0, 0.0, 0.0 };
235         float mat_specular[] = { 0.5, 0.5, 0.5, 1.0 };
236         float mat_shininess[] = { 35.0 };
237         int a, x, y;
238         GLubyte pat[32*32];
239         const GLubyte *patc= pat;
240         
241         
242         glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, mat_ambient);
243         glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, mat_specular);
244         glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, mat_specular);
245         glMaterialfv(GL_FRONT_AND_BACK, GL_SHININESS, mat_shininess);
246
247         default_gl_light();
248         
249         /* no local viewer, looks ugly in ortho mode */
250         /* glLightModelfv(GL_LIGHT_MODEL_LOCAL_VIEWER, &one); */
251         
252         glDepthFunc(GL_LEQUAL);
253         /* scaling matrices */
254         glEnable(GL_NORMALIZE);
255
256         glShadeModel(GL_FLAT);
257
258         glDisable(GL_ALPHA_TEST);
259         glDisable(GL_BLEND);
260         glDisable(GL_DEPTH_TEST);
261         glDisable(GL_FOG);
262         glDisable(GL_LIGHTING);
263         glDisable(GL_LOGIC_OP);
264         glDisable(GL_STENCIL_TEST);
265         glDisable(GL_TEXTURE_1D);
266         glDisable(GL_TEXTURE_2D);
267
268         glPixelTransferi(GL_MAP_COLOR, GL_FALSE);
269         glPixelTransferi(GL_RED_SCALE, 1);
270         glPixelTransferi(GL_RED_BIAS, 0);
271         glPixelTransferi(GL_GREEN_SCALE, 1);
272         glPixelTransferi(GL_GREEN_BIAS, 0);
273         glPixelTransferi(GL_BLUE_SCALE, 1);
274         glPixelTransferi(GL_BLUE_BIAS, 0);
275         glPixelTransferi(GL_ALPHA_SCALE, 1);
276         glPixelTransferi(GL_ALPHA_BIAS, 0);
277         
278         glPixelTransferi(GL_DEPTH_BIAS, 0);
279         glPixelTransferi(GL_DEPTH_SCALE, 1);
280         glDepthRange(0.0, 1.0);
281         
282         a= 0;
283         for(x=0; x<32; x++) {
284                 for(y=0; y<4; y++) {
285                         if( (x) & 1) pat[a++]= 0x88;
286                         else pat[a++]= 0x22;
287                 }
288         }
289         
290         glPolygonStipple(patc);
291
292
293         init_realtime_GL();     
294 }
295
296 void circf(float x, float y, float rad)
297 {
298         GLUquadricObj *qobj = gluNewQuadric(); 
299         
300         gluQuadricDrawStyle(qobj, GLU_FILL); 
301         
302         glPushMatrix(); 
303         
304         glTranslatef(x,  y, 0.); 
305         
306         gluDisk( qobj, 0.0,  rad, 32, 1); 
307         
308         glPopMatrix(); 
309         
310         gluDeleteQuadric(qobj);
311 }
312
313 void circ(float x, float y, float rad)
314 {
315         GLUquadricObj *qobj = gluNewQuadric(); 
316         
317         gluQuadricDrawStyle(qobj, GLU_SILHOUETTE); 
318         
319         glPushMatrix(); 
320         
321         glTranslatef(x,  y, 0.); 
322         
323         gluDisk( qobj, 0.0,  rad, 32, 1); 
324         
325         glPopMatrix(); 
326         
327         gluDeleteQuadric(qobj);
328 }
329
330 /* **********  ********** */
331
332 static void draw_bgpic(void)
333 {
334         BGpic *bgpic;
335         Image *ima;
336         float vec[4], fac, asp, zoomx, zoomy;
337         float x1, y1, x2, y2, cx, cy;
338         
339         bgpic= G.vd->bgpic;
340         if(bgpic==0) return;
341         
342         if(bgpic->tex) {
343                 init_render_texture(bgpic->tex);
344                 free_unused_animimages();
345                 ima= bgpic->tex->ima;
346         }
347         else {
348                 ima= bgpic->ima;
349         }
350         
351         if(ima==0) return;
352         if(ima->ok==0) return;
353
354         tag_image_time(ima);
355         
356         /* test for image */
357         if(ima->ibuf==0) {
358         
359                 if(bgpic->rect) MEM_freeN(bgpic->rect);
360                 bgpic->rect= 0;
361                 
362                 if(bgpic->tex) {
363                         ima_ibuf_is_nul(bgpic->tex, bgpic->tex->ima);
364                 }
365                 else {
366                         waitcursor(1);
367                         load_image(ima, IB_rect, G.sce, G.scene->r.cfra);
368                         waitcursor(0);
369                 }
370                 if(ima->ibuf==0) {
371                         ima->ok= 0;
372                         return;
373                 }
374         }
375
376         if(bgpic->rect==0) {
377                 
378                 bgpic->rect= MEM_dupallocN(ima->ibuf->rect);
379                 bgpic->xim= ima->ibuf->x;
380                 bgpic->yim= ima->ibuf->y;
381                 setalpha_bgpic(bgpic);
382         }
383
384         if(G.vd->persp==2) {
385                 rcti vb;
386
387                 calc_viewborder(G.vd, &vb);
388
389                 x1= vb.xmin;
390                 y1= vb.ymin;
391                 x2= vb.xmax;
392                 y2= vb.ymax;
393         }
394         else {
395                 float sco[2];
396
397                 /* calc window coord */
398                 initgrabz(0.0, 0.0, 0.0);
399                 window_to_3d(vec, 1, 0);
400                 fac= MAX3( fabs(vec[0]), fabs(vec[1]), fabs(vec[1]) );
401                 fac= 1.0/fac;
402         
403                 asp= ( (float)ima->ibuf->y)/(float)ima->ibuf->x;
404
405                 vec[0] = vec[1] = vec[2] = 0.0;
406                 view3d_project_float(curarea, vec, sco, G.vd->persmat);
407                 cx = sco[0];
408                 cy = sco[1];
409         
410                 x1=  cx+ fac*(bgpic->xof-bgpic->size);
411                 y1=  cy+ asp*fac*(bgpic->yof-bgpic->size);
412                 x2=  cx+ fac*(bgpic->xof+bgpic->size);
413                 y2=  cy+ asp*fac*(bgpic->yof+bgpic->size);
414         }
415         
416         /* complete clip? */
417         
418         if(x2 < 0 ) return;
419         if(y2 < 0 ) return;
420         if(x1 > curarea->winx ) return;
421         if(y1 > curarea->winy ) return;
422         
423         zoomx= (x2-x1)/ima->ibuf->x;
424         zoomy= (y2-y1)/ima->ibuf->y;
425
426         glEnable(GL_BLEND);
427         if(G.vd->zbuf) glDisable(GL_DEPTH_TEST);
428
429         glBlendFunc(GL_SRC_ALPHA,  GL_ONE_MINUS_SRC_ALPHA); 
430          
431         glMatrixMode(GL_PROJECTION);
432         glPushMatrix();
433         glMatrixMode(GL_MODELVIEW);
434         glPushMatrix();
435         
436         glaDefine2DArea(&curarea->winrct);
437         glPixelZoom(zoomx, zoomy);
438         glaDrawPixelsSafe(x1, y1, ima->ibuf->x, ima->ibuf->y, bgpic->rect);
439         glPixelZoom(1.0, 1.0);
440
441         glMatrixMode(GL_PROJECTION);
442         glPopMatrix();
443         glMatrixMode(GL_MODELVIEW);
444         glPopMatrix();
445         
446         glBlendFunc(GL_ONE,  GL_ZERO); 
447         glDisable(GL_BLEND);
448         if(G.vd->zbuf) glEnable(GL_DEPTH_TEST);
449         
450         areawinset(curarea->win);       // restore viewport / scissor
451 }
452
453 void timestr(double time, char *str)
454 {
455         /* format 00:00:00.00 (hr:min:sec) string has to be 12 long */
456         int  hr= (int)      time/(60*60);
457         int min= (int) fmod(time/60, 60.0);
458         int sec= (int) fmod(time, 60.0);
459         int hun= (int) fmod(time*100.0, 100.0);
460
461         if (hr) {
462                 sprintf(str, "%.2d:%.2d:%.2d.%.2d",hr,min,sec,hun);
463         } else {
464                 sprintf(str, "%.2d:%.2d.%.2d",min,sec,hun);
465         }
466
467         str[11]=0;
468 }
469
470 static void drawgrid_draw(float wx, float wy, float x, float y, float dx)
471 {
472         float fx, fy;
473         
474         x+= (wx); 
475         y+= (wy);
476         fx= x/dx;
477         fx= x-dx*floor(fx);
478         
479         while(fx< curarea->winx) {
480                 fdrawline(fx,  0.0,  fx,  (float)curarea->winy); 
481                 fx+= dx; 
482         }
483
484         fy= y/dx;
485         fy= y-dx*floor(fy);
486         
487
488         while(fy< curarea->winy) {
489                 fdrawline(0.0,  fy,  (float)curarea->winx,  fy); 
490                 fy+= dx;
491         }
492
493 }
494
495 // not intern, called in editobject for constraint axis too
496 void make_axis_color(char *col, char *col2, char axis)
497 {
498         if(axis=='x') {
499                 col2[0]= col[0]>219?255:col[0]+36;
500                 col2[1]= col[1]<26?0:col[1]-26;
501                 col2[2]= col[2]<26?0:col[2]-26;
502         }
503         else if(axis=='y') {
504                 col2[0]= col[0]<46?0:col[0]-36;
505                 col2[1]= col[1]>189?255:col[1]+66;
506                 col2[2]= col[2]<46?0:col[2]-36; 
507         }
508         else {
509                 col2[0]= col[0]<26?0:col[0]-26; 
510                 col2[1]= col[1]<26?0:col[1]-26; 
511                 col2[2]= col[2]>209?255:col[2]+46;
512         }
513         
514 }
515
516 static void drawgrid(void)
517 {
518         /* extern short bgpicmode; */
519         float wx, wy, x, y, fw, fx, fy, dx;
520         float vec4[4];
521         char col[3], col2[3];
522         
523         vec4[0]=vec4[1]=vec4[2]=0.0; 
524         vec4[3]= 1.0;
525         Mat4MulVec4fl(G.vd->persmat, vec4);
526         fx= vec4[0]; 
527         fy= vec4[1]; 
528         fw= vec4[3];
529
530         wx= (curarea->winx/2.0);        /* because of rounding errors, grid at wrong location */
531         wy= (curarea->winy/2.0);
532
533         x= (wx)*fx/fw;
534         y= (wy)*fy/fw;
535
536         vec4[0]=vec4[1]=G.vd->grid; 
537         vec4[2]= 0.0;
538         vec4[3]= 1.0;
539         Mat4MulVec4fl(G.vd->persmat, vec4);
540         fx= vec4[0]; 
541         fy= vec4[1]; 
542         fw= vec4[3];
543
544         dx= fabs(x-(wx)*fx/fw);
545         if(dx==0) dx= fabs(y-(wy)*fy/fw);
546         
547         glDepthMask(0);         // disable write in zbuffer
548
549         /* check zoom out */
550         BIF_ThemeColor(TH_GRID);
551         persp(PERSP_WIN);
552         
553         if(dx<6.0) {
554                 G.vd->gridview*= 10.0;
555                 dx*= 10.0;
556                 
557                 if(dx<6.0) {    
558                         G.vd->gridview*= 10.0;
559                         dx*= 10.0;
560                         
561                         if(dx<6.0) {
562                                 G.vd->gridview*= 10.0;
563                                 dx*=10;
564                                 if(dx<6.0);
565                                 else {
566                                         BIF_ThemeColor(TH_GRID);
567                                         drawgrid_draw(wx, wy, x, y, dx);
568                                 }
569                         }
570                         else {  // start blending out
571                                 BIF_ThemeColorBlend(TH_BACK, TH_GRID, dx/60.0);
572                                 drawgrid_draw(wx, wy, x, y, dx);
573                         
574                                 BIF_ThemeColor(TH_GRID);
575                                 drawgrid_draw(wx, wy, x, y, 10*dx);
576                         }
577                 }
578                 else {  // start blending out (6 < dx < 60)
579                         BIF_ThemeColorBlend(TH_BACK, TH_GRID, dx/60.0);
580                         drawgrid_draw(wx, wy, x, y, dx);
581                         
582                         BIF_ThemeColor(TH_GRID);
583                         drawgrid_draw(wx, wy, x, y, 10*dx);
584                 }
585         }
586         else {
587                 if(dx>60.0) {           // start blending in
588                         G.vd->gridview/= 10.0;
589                         dx/= 10.0;                      
590                         if(dx>60.0) {           // start blending in
591                                 G.vd->gridview/= 10.0;
592                                 dx/= 10.0;
593                                 if(dx>60.0) {
594                                         BIF_ThemeColor(TH_GRID);
595                                         drawgrid_draw(wx, wy, x, y, dx);
596                                 }
597                                 else {
598                                         BIF_ThemeColorBlend(TH_BACK, TH_GRID, dx/60.0);
599                                         drawgrid_draw(wx, wy, x, y, dx);
600                                         BIF_ThemeColor(TH_GRID);
601                                         drawgrid_draw(wx, wy, x, y, dx*10);
602                                 }
603                         }
604                         else {
605                                 BIF_ThemeColorBlend(TH_BACK, TH_GRID, dx/60.0);
606                                 drawgrid_draw(wx, wy, x, y, dx);
607                                 BIF_ThemeColor(TH_GRID);                                
608                                 drawgrid_draw(wx, wy, x, y, dx*10);
609                         }
610                 }
611                 else {
612                         BIF_ThemeColorBlend(TH_BACK, TH_GRID, dx/60.0);
613                         drawgrid_draw(wx, wy, x, y, dx);
614                         BIF_ThemeColor(TH_GRID);
615                         drawgrid_draw(wx, wy, x, y, dx*10);
616                 }
617         }
618
619         x+= (wx); 
620         y+= (wy);
621         BIF_GetThemeColor3ubv(TH_GRID, col);
622
623         setlinestyle(0);
624         
625         /* center cross */
626         if(G.vd->view==3) make_axis_color(col, col2, 'y');
627         else make_axis_color(col, col2, 'x');
628         glColor3ubv(col2);
629         
630         fdrawline(0.0,  y,  (float)curarea->winx,  y); 
631         
632         if(G.vd->view==7) make_axis_color(col, col2, 'y');
633         else make_axis_color(col, col2, 'z');
634         glColor3ubv(col2);
635
636         fdrawline(x, 0.0, x, (float)curarea->winy); 
637
638         glDepthMask(1);         // enable write in zbuffer
639         persp(PERSP_VIEW);
640 }
641
642
643 static void drawfloor(void)
644 {
645         View3D *vd;
646         float vert[3], grid;
647         int a, gridlines;
648         char col[3], col2[3];
649         short draw_line = 0;
650                 
651         vd= curarea->spacedata.first;
652
653         vert[2]= 0.0;
654
655         if(vd->gridlines<3) return;
656         
657         if(G.vd->zbuf && G.obedit) glDepthMask(0);      // for zbuffer-select
658         
659         gridlines= vd->gridlines/2;
660         grid= gridlines*vd->grid;
661         
662         BIF_GetThemeColor3ubv(TH_GRID, col);
663         
664         /* draw the Y axis and/or grid lines */
665         for(a= -gridlines;a<=gridlines;a++) {
666                 if(a==0) {
667                         /* check for the 'show Y axis' preference */
668                         if (vd->gridflag & V3D_SHOW_Y) { 
669                                 make_axis_color(col, col2, 'y');
670                                 glColor3ubv(col2);
671                                 
672                                 draw_line = 1;
673                         } else if (vd->gridflag & V3D_SHOW_FLOOR) {
674                                 BIF_ThemeColorShade(TH_GRID, -10);
675                         } else {
676                                 draw_line = 0;
677                         }
678                 } else {
679                         /* check for the 'show grid floor' preference */
680                         if (vd->gridflag & V3D_SHOW_FLOOR) {
681                                 if( (a % 10)==0) {
682                                         BIF_ThemeColorShade(TH_GRID, -10);
683                                 }
684                                 else BIF_ThemeColorShade(TH_GRID, 10);
685                                 
686                                 draw_line = 1;
687                         } else {
688                                 draw_line = 0;
689                         }
690                 }
691                 
692                 if (draw_line) {
693                         glBegin(GL_LINE_STRIP);
694                 vert[0]= a*vd->grid;
695                 vert[1]= grid;
696                 glVertex3fv(vert);
697                 vert[1]= -grid;
698                 glVertex3fv(vert);
699                         glEnd();
700                 }
701         }
702         
703         /* draw the X axis and/or grid lines */
704         for(a= -gridlines;a<=gridlines;a++) {
705                 if(a==0) {
706                         /* check for the 'show X axis' preference */
707                         if (vd->gridflag & V3D_SHOW_X) { 
708                                 make_axis_color(col, col2, 'x');
709                                 glColor3ubv(col2);
710                                 
711                                 draw_line = 1;
712                         } else if (vd->gridflag & V3D_SHOW_FLOOR) {
713                                 BIF_ThemeColorShade(TH_GRID, -10);
714                         } else {
715                                 draw_line = 0;
716                         }
717                 } else {
718                         /* check for the 'show grid floor' preference */
719                         if (vd->gridflag & V3D_SHOW_FLOOR) {
720                                 if( (a % 10)==0) {
721                                         BIF_ThemeColorShade(TH_GRID, -10);
722                                 }
723                                 else BIF_ThemeColorShade(TH_GRID, 10);
724                                 
725                                 draw_line = 1;
726                         } else {
727                                 draw_line = 0;
728                         }
729                 }
730                 
731                 if (draw_line) {
732                         glBegin(GL_LINE_STRIP);
733                 vert[1]= a*vd->grid;
734                 vert[0]= grid;
735                 glVertex3fv(vert );
736                 vert[0]= -grid;
737                 glVertex3fv(vert);
738                         glEnd();
739                 }
740         }
741         
742         /* draw the Z axis line */      
743         /* check for the 'show Z axis' preference */
744         if (vd->gridflag & V3D_SHOW_Z) {
745                 make_axis_color(col, col2, 'z');
746                 glColor3ubv(col2);
747                 
748                 glBegin(GL_LINE_STRIP);
749                 vert[0]= 0;
750                 vert[1]= 0;
751                 vert[2]= grid;
752                 glVertex3fv(vert );
753                 vert[2]= -grid;
754                 glVertex3fv(vert);
755                 glEnd();
756         }
757
758         if(G.vd->zbuf && G.obedit) glDepthMask(1);      
759
760 }
761
762 static void drawcursor(View3D *v3d)
763 {
764         short mx,my,co[2];
765         int flag;
766         
767         /* we dont want the clipping for cursor */
768         flag= v3d->flag;
769         v3d->flag= 0;
770         project_short( give_cursor(), co);
771         v3d->flag= flag;
772         
773         mx = co[0];
774         my = co[1];
775
776         if(mx!=IS_CLIPPED) {
777                 setlinestyle(0); 
778                 cpack(0xFF);
779                 circ((float)mx, (float)my, 10.0);
780                 setlinestyle(4); 
781                 cpack(0xFFFFFF);
782                 circ((float)mx, (float)my, 10.0);
783                 setlinestyle(0);
784                 cpack(0x0);
785                 
786                 sdrawline(mx-20, my, mx-5, my);
787                 sdrawline(mx+5, my, mx+20, my);
788                 sdrawline(mx, my-20, mx, my-5);
789                 sdrawline(mx, my+5, mx, my+20);
790         }
791 }
792
793 /* ********* custom clipping *********** */
794
795 static void view3d_draw_clipping(View3D *v3d)
796 {
797         BoundBox *bb= v3d->clipbb;
798         
799         BIF_ThemeColorShade(TH_BACK, -8);
800         
801         glBegin(GL_QUADS);
802
803         glVertex3fv(bb->vec[0]); glVertex3fv(bb->vec[1]); glVertex3fv(bb->vec[2]); glVertex3fv(bb->vec[3]);
804         glVertex3fv(bb->vec[0]); glVertex3fv(bb->vec[4]); glVertex3fv(bb->vec[5]); glVertex3fv(bb->vec[1]);
805         glVertex3fv(bb->vec[4]); glVertex3fv(bb->vec[7]); glVertex3fv(bb->vec[6]); glVertex3fv(bb->vec[5]);
806         glVertex3fv(bb->vec[7]); glVertex3fv(bb->vec[3]); glVertex3fv(bb->vec[2]); glVertex3fv(bb->vec[6]);
807         glVertex3fv(bb->vec[1]); glVertex3fv(bb->vec[5]); glVertex3fv(bb->vec[6]); glVertex3fv(bb->vec[2]);
808         glVertex3fv(bb->vec[7]); glVertex3fv(bb->vec[4]); glVertex3fv(bb->vec[0]); glVertex3fv(bb->vec[3]);
809         
810         glEnd();
811 }
812
813 void view3d_set_clipping(View3D *v3d)
814 {
815         double plane[4];
816         int a;
817         
818         for(a=0; a<4; a++) {
819                 QUATCOPY(plane, v3d->clip[a]);
820                 glClipPlane(GL_CLIP_PLANE0+a, plane);
821                 glEnable(GL_CLIP_PLANE0+a);
822         }
823 }
824
825 void view3d_clr_clipping(void)
826 {
827         int a;
828         
829         for(a=0; a<4; a++) {
830                 glDisable(GL_CLIP_PLANE0+a);
831         }
832 }
833
834 int view3d_test_clipping(View3D *v3d, float *vec)
835 {
836         /* vec in world coordinates, returns 1 if clipped */
837         float view[3];
838         
839         VECCOPY(view, vec);
840         
841         if(0.0f < v3d->clip[0][3] + INPR(view, v3d->clip[0]))
842                 if(0.0f < v3d->clip[1][3] + INPR(view, v3d->clip[1]))
843                         if(0.0f < v3d->clip[2][3] + INPR(view, v3d->clip[2]))
844                                 if(0.0f < v3d->clip[3][3] + INPR(view, v3d->clip[3]))
845                                         return 0;
846
847         return 1;
848 }
849
850 /* ********* end custom clipping *********** */
851
852 static void view3d_get_viewborder_size(View3D *v3d, float size_r[2])
853 {
854         float winmax= MAX2(v3d->area->winx, v3d->area->winy);
855         float aspect= (float) (G.scene->r.xsch*G.scene->r.xasp)/(G.scene->r.ysch*G.scene->r.yasp);
856
857         if(aspect>1.0) {
858                 size_r[0]= winmax;
859                 size_r[1]= winmax/aspect;
860         } else {
861                 size_r[0]= winmax*aspect;
862                 size_r[1]= winmax;
863         }
864 }
865
866 void calc_viewborder(struct View3D *v3d, rcti *viewborder_r)
867 {
868         float zoomfac, size[2];
869
870         view3d_get_viewborder_size(v3d, size);
871
872                 /* magic zoom calculation, no idea what
873              * it signifies, if you find out, tell me! -zr
874                  */
875         /* simple, its magic dude!
876          * well, to be honest, this gives a natural feeling zooming
877          * with multiple keypad presses (ton)
878          */
879         
880         zoomfac= (M_SQRT2 + v3d->camzoom/50.0);
881         zoomfac= (zoomfac*zoomfac)*0.25;
882         
883         size[0]= size[0]*zoomfac;
884         size[1]= size[1]*zoomfac;
885
886                 /* center in window */
887         viewborder_r->xmin= 0.5*v3d->area->winx - 0.5*size[0];
888         viewborder_r->ymin= 0.5*v3d->area->winy - 0.5*size[1];
889         viewborder_r->xmax= viewborder_r->xmin + size[0];
890         viewborder_r->ymax= viewborder_r->ymin + size[1];
891 }
892
893 void view3d_set_1_to_1_viewborder(View3D *v3d)
894 {
895         float size[2];
896         int im_width= (G.scene->r.size*G.scene->r.xsch)/100;
897
898         view3d_get_viewborder_size(v3d, size);
899
900         v3d->camzoom= (sqrt(4.0*im_width/size[0]) - M_SQRT2)*50.0;
901         v3d->camzoom= CLAMPIS(v3d->camzoom, -30, 300);
902 }
903
904 static void drawviewborder(void)
905 {
906         extern void gl_round_box(int mode, float minx, float miny, float maxx, float maxy, float rad);          // interface_panel.c
907         float fac, a;
908         float x1, x2, y1, y2;
909         float x3, y3, x4, y4;
910         rcti viewborder;
911         Camera *ca= NULL;
912
913         if(G.vd->camera==NULL)
914                 return;
915         if(G.vd->camera->type==OB_CAMERA)
916                 ca = G.vd->camera->data;
917         
918         calc_viewborder(G.vd, &viewborder);
919         x1= viewborder.xmin;
920         y1= viewborder.ymin;
921         x2= viewborder.xmax;
922         y2= viewborder.ymax;
923
924         /* passepartout, specified in camera edit buttons */
925         if (ca && (ca->flag & CAM_SHOWPASSEPARTOUT)) {
926                 glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
927                 glEnable(GL_BLEND);
928                 glColor4f(0, 0, 0, ca->passepartalpha);
929                 
930                 if (x1 > 0.0) {
931                         glRectf(0.0, (float)curarea->winy, x1, 0.0);
932                         glRectf(x2, (float)curarea->winy, (float)curarea->winx, 0.0);
933                 }
934                 if (y1 > 0.0)   {
935                         glRectf(x1, (float)curarea->winy, x2, y2);
936                         glRectf(x1, y1, x2, 0.0);
937                 }
938                 glDisable(GL_BLEND);
939         }
940         
941         /* edge */
942         glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); 
943         
944         setlinestyle(0);
945         BIF_ThemeColor(TH_BACK);
946         glRectf(x1, y1, x2, y2);
947         
948         setlinestyle(3);
949         BIF_ThemeColor(TH_WIRE);
950         glRectf(x1, y1, x2, y2);
951                 
952         /* camera name */
953         if (ca && (ca->flag & CAM_SHOWNAME)) {
954                 glRasterPos2f(x1, y1-15);
955                 
956                 BMF_DrawString(G.font, G.vd->camera->id.name+2);
957         }
958
959
960         /* border */
961         if(G.scene->r.mode & R_BORDER) {
962                 
963                 cpack(0);
964                 x3= x1+ G.scene->r.border.xmin*(x2-x1);
965                 y3= y1+ G.scene->r.border.ymin*(y2-y1);
966                 x4= x1+ G.scene->r.border.xmax*(x2-x1);
967                 y4= y1+ G.scene->r.border.ymax*(y2-y1);
968                 
969                 cpack(0x4040FF);
970                 glRectf(x3,  y3,  x4,  y4); 
971         }
972
973         /* safety border */
974         if (ca && (ca->flag & CAM_SHOWTITLESAFE)) {
975                 fac= 0.1;
976                 
977                 a= fac*(x2-x1);
978                 x1+= a; 
979                 x2-= a;
980         
981                 a= fac*(y2-y1);
982                 y1+= a;
983                 y2-= a;
984         
985                 BIF_ThemeColorBlendShade(TH_WIRE, TH_BACK, 0.25, 0);
986                 
987                 uiSetRoundBox(15);
988                 gl_round_box(GL_LINE_LOOP, x1, y1, x2, y2, 12.0);
989         }
990         
991         setlinestyle(0);
992         glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
993
994 }
995
996
997 void backdrawview3d(int test)
998 {
999         struct Base *base;
1000
1001         if(G.f & (G_VERTEXPAINT|G_FACESELECT|G_TEXTUREPAINT|G_WEIGHTPAINT));
1002         else if(G.obedit && G.vd->drawtype>OB_WIRE && (G.vd->flag & V3D_ZBUF_SELECT));
1003         else {
1004                 G.vd->flag &= ~V3D_NEEDBACKBUFDRAW;
1005                 return;
1006         }
1007
1008         if( !(G.vd->flag & V3D_NEEDBACKBUFDRAW) ) return;
1009
1010         if(test) {
1011                 if(qtest()) {
1012                         addafterqueue(curarea->win, BACKBUFDRAW, 1);
1013                         return;
1014                 }
1015         }
1016         persp(PERSP_VIEW);
1017
1018 #ifdef __APPLE__
1019         glDrawBuffer(GL_AUX0);
1020 #endif  
1021         if(G.vd->drawtype > OB_WIRE) G.vd->zbuf= TRUE;
1022         curarea->win_swap &= ~WIN_BACK_OK;
1023         
1024         glDisable(GL_DITHER);
1025
1026         glClearColor(0.0, 0.0, 0.0, 0.0); 
1027         if(G.vd->zbuf) {
1028                 glEnable(GL_DEPTH_TEST);
1029                 glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
1030         }
1031         else {
1032                 glClear(GL_COLOR_BUFFER_BIT);
1033                 glDisable(GL_DEPTH_TEST);
1034         }
1035         
1036         if(G.vd->flag & V3D_CLIPPING)
1037                 view3d_set_clipping(G.vd);
1038         
1039         G.f |= G_BACKBUFSEL;
1040         
1041         base= (G.scene->basact);
1042         if(base && (base->lay & G.vd->lay)) {
1043                 draw_object_backbufsel(base->object);
1044         }
1045
1046         G.vd->flag &= ~V3D_NEEDBACKBUFDRAW;
1047
1048         G.f &= ~G_BACKBUFSEL;
1049         G.vd->zbuf= FALSE; 
1050         glDisable(GL_DEPTH_TEST);
1051         glEnable(GL_DITHER);
1052
1053 #ifdef __APPLE__
1054         glDrawBuffer(GL_BACK); /* we were in aux buffers */
1055 #endif
1056
1057         if(G.vd->flag & V3D_CLIPPING)
1058                 view3d_clr_clipping();
1059         
1060         /* it is important to end a view in a transform compatible with buttons */
1061         persp(PERSP_WIN);  // set ortho
1062         bwin_scalematrix(curarea->win, G.vd->blockscale, G.vd->blockscale, G.vd->blockscale);
1063
1064 }
1065
1066                 
1067 void drawname(Object *ob)
1068 {
1069         cpack(0x404040);
1070         glRasterPos3f(0.0,  0.0,  0.0);
1071         
1072         BMF_DrawString(G.font, " ");
1073         BMF_DrawString(G.font, ob->id.name+2);
1074 }
1075
1076
1077 static void draw_selected_name(Object *ob)
1078 {
1079         char info[128];
1080
1081         if(ob->type==OB_ARMATURE) {
1082                 char *name= NULL;
1083                 
1084                 if(ob==G.obedit) {
1085                         EditBone *ebo;
1086                         for (ebo=G.edbo.first; ebo; ebo=ebo->next){
1087                                 if (ebo->flag & BONE_ACTIVE) {
1088                                         name= ebo->name;
1089                                         break;
1090                                 }
1091                         }
1092                 }
1093                 else if(ob->pose && (ob->flag & OB_POSEMODE)) {
1094                         bPoseChannel *pchan;
1095                         for(pchan= ob->pose->chanbase.first; pchan; pchan= pchan->next) {
1096                                 if(pchan->bone->flag & BONE_ACTIVE) {
1097                                         name= pchan->name;
1098                                         break;
1099                                 }
1100                         }
1101                 }
1102                 if(name)
1103                         sprintf(info, "(%d) %s %s", CFRA, ob->id.name+2, name);
1104                 else
1105                         sprintf(info, "(%d) %s", CFRA, ob->id.name+2);
1106         }
1107         else sprintf(info, "(%d) %s", CFRA, ob->id.name+2);
1108
1109         BIF_ThemeColor(TH_TEXT_HI);
1110         glRasterPos2i(30,  10);
1111         BMF_DrawString(G.fonts, info);
1112 }
1113
1114
1115 static void draw_view_icon(void)
1116 {
1117         BIFIconID icon;
1118         
1119         if(G.vd->view==7) icon= ICON_AXIS_TOP;
1120         else if(G.vd->view==1) icon= ICON_AXIS_FRONT;
1121         else if(G.vd->view==3) icon= ICON_AXIS_SIDE;
1122         else return ;
1123
1124         glEnable(GL_BLEND);
1125         glBlendFunc(GL_SRC_ALPHA,  GL_ONE_MINUS_SRC_ALPHA); 
1126         
1127         BIF_draw_icon(5.0, 5.0, icon);
1128         
1129         glBlendFunc(GL_ONE,  GL_ZERO); 
1130         glDisable(GL_BLEND);
1131 }
1132
1133 /* ******************* view3d space & buttons ************** */
1134
1135 static void view3d_change_bgpic_ima(View3D *v3d, Image *newima) {
1136         if (v3d->bgpic && v3d->bgpic->ima!=newima) {
1137                 if (newima)
1138                         id_us_plus((ID*) newima);
1139                 if (v3d->bgpic->ima)
1140                         v3d->bgpic->ima->id.us--;
1141                 v3d->bgpic->ima= newima;
1142
1143                 if(v3d->bgpic->rect) MEM_freeN(v3d->bgpic->rect);
1144                 v3d->bgpic->rect= NULL;
1145                 
1146                 allqueue(REDRAWVIEW3D, 0);
1147         }
1148 }
1149 static void view3d_change_bgpic_tex(View3D *v3d, Tex *newtex) {
1150         if (v3d->bgpic && v3d->bgpic->tex!=newtex) {
1151                 if (newtex)
1152                         id_us_plus((ID*) newtex);
1153                 if (v3d->bgpic->tex)
1154                         v3d->bgpic->tex->id.us--;
1155                 v3d->bgpic->tex= newtex;
1156                 
1157                 allqueue(REDRAWVIEW3D, 0);
1158         }
1159 }
1160
1161 static void load_bgpic_image(char *name)
1162 {
1163         Image *ima;
1164         View3D *vd;
1165         
1166         areawinset(curarea->win);
1167         vd= G.vd;
1168         if(vd==0 || vd->bgpic==0) return;
1169         
1170         ima= add_image(name);
1171         if(ima) {
1172                 if(vd->bgpic->ima) {
1173                         vd->bgpic->ima->id.us--;
1174                 }
1175                 vd->bgpic->ima= ima;
1176                 
1177                 free_image_buffers(ima);        /* force read again */
1178                 ima->ok= 1;
1179         }
1180         allqueue(REDRAWVIEW3D, 0);
1181         
1182 }
1183
1184 /* this one assumes there is only one global active object in blender...  (for object panel) */
1185 static float ob_eul[4]; // used for quat too....
1186 /* this one assumes there is only one editmode in blender...  (for object panel) */
1187 static float ve_median[5];
1188
1189 /* is used for both read and write... */
1190 static void v3d_editvertex_buts(uiBlock *block, Object *ob, float lim)
1191 {
1192         static int curdef=0;
1193         static float *defweightp= NULL;
1194         EditMesh *em = G.editMesh;
1195         EditVert *eve, *evedef=NULL;
1196         EditEdge *eed;
1197         float median[5];
1198         int tot, totw, totweight, totedge;
1199         char defstr[320];
1200         
1201         median[0]= median[1]= median[2]= median[3]= median[4]= 0.0;
1202         tot= totw= totweight= totedge= 0;
1203         defstr[0]= 0;
1204
1205         if(ob->type==OB_MESH) {         
1206                 eve= em->verts.first;
1207                 while(eve) {
1208                         if(eve->f & 1) {
1209                                 evedef= eve;
1210                                 tot++;
1211                                 VecAddf(median, median, eve->co);
1212                         }
1213                         eve= eve->next;
1214                 }
1215                 eed= em->edges.first;
1216                 while(eed) {
1217                         if((eed->f & SELECT)) {
1218                                 totedge++;
1219                                 median[3]+= eed->crease;
1220                         }
1221                         eed= eed->next;
1222                 }
1223                 /* check for defgroups */
1224                 if(tot==1 && evedef->totweight) {
1225                         bDeformGroup *dg;
1226                         int i, max=1, init=1;
1227                         char str[32];
1228                         
1229                         for (i=0; i<evedef->totweight; i++){
1230                                 dg = BLI_findlink (&ob->defbase, evedef->dw[i].def_nr);
1231                                 max+= sprintf(str, "%s %%x%d|", dg->name, evedef->dw[i].def_nr); 
1232                                 if(max<320) strcat(defstr, str);
1233                                 
1234                                 if(curdef==evedef->dw[i].def_nr) {
1235                                         init= 0;
1236                                         defweightp= &evedef->dw[i].weight;
1237                                 }
1238                         }
1239                         
1240                         if(init) {      // needs new initialized 
1241                                 curdef= evedef->dw[0].def_nr;
1242                                 defweightp= &evedef->dw[0].weight;
1243                         }
1244                 }
1245         }
1246         else if(ob->type==OB_CURVE || ob->type==OB_SURF) {
1247                 extern ListBase editNurb; /* editcurve.c */
1248                 Nurb *nu;
1249                 BPoint *bp;
1250                 BezTriple *bezt;
1251                 int a;
1252                 
1253                 nu= editNurb.first;
1254                 while(nu) {
1255                         if((nu->type & 7)==1) {
1256                                 bezt= nu->bezt;
1257                                 a= nu->pntsu;
1258                                 while(a--) {
1259                                         if(bezt->f2 & 1) {
1260                                                 VecAddf(median, median, bezt->vec[1]);
1261                                                 tot++;
1262                                                 median[4]+= bezt->weight;
1263                                                 totweight++;
1264                                         }
1265                                         else {
1266                                                 if(bezt->f1 & 1) {
1267                                                         VecAddf(median, median, bezt->vec[0]);
1268                                                         tot++;
1269                                                 }
1270                                                 if(bezt->f3 & 1) {
1271                                                         VecAddf(median, median, bezt->vec[2]);
1272                                                         tot++;
1273                                                 }
1274                                         }
1275                                         bezt++;
1276                                 }
1277                         }
1278                         else {
1279                                 bp= nu->bp;
1280                                 a= nu->pntsu*nu->pntsv;
1281                                 while(a--) {
1282                                         if(bp->f1 & 1) {
1283                                                 VecAddf(median, median, bp->vec);
1284                                                 median[3]+= bp->vec[3];
1285                                                 totw++;
1286                                                 tot++;
1287                                                 median[4]+= bp->weight;
1288                                                 totweight++;
1289                                         }
1290                                         bp++;
1291                                 }
1292                         }
1293                         nu= nu->next;
1294                 }
1295         }
1296         else if(ob->type==OB_LATTICE) {
1297                 BPoint *bp;
1298                 int a;
1299                 
1300                 a= editLatt->pntsu*editLatt->pntsv*editLatt->pntsw;
1301                 bp= editLatt->def;
1302                 while(a--) {
1303                         if(bp->f1 & SELECT) {
1304                                 VecAddf(median, median, bp->vec);
1305                                 tot++;
1306                                 median[4]+= bp->weight;
1307                                 totweight++;
1308                         }
1309                         bp++;
1310                 }
1311         }
1312         
1313         if(tot==0) return;
1314
1315         median[0] /= (float)tot;
1316         median[1] /= (float)tot;
1317         median[2] /= (float)tot;
1318         if(totedge) median[3] /= (float)totedge;
1319         else if(totw) median[3] /= (float)totw;
1320         if(totweight) median[4] /= (float)totweight;
1321         
1322         if(G.vd->flag & V3D_GLOBAL_STATS)
1323                 Mat4MulVecfl(ob->obmat, median);
1324         
1325         if(block) {     // buttons
1326         
1327                 uiBlockBeginAlign(block);
1328                 uiDefButBitS(block, TOG, V3D_GLOBAL_STATS, REDRAWVIEW3D, "Global",              160, 150, 70, 19, &G.vd->flag, 0, 0, 0, 0, "Displays global values");
1329                 uiDefButBitS(block, TOGN, V3D_GLOBAL_STATS, REDRAWVIEW3D, "Local",              230, 150, 70, 19, &G.vd->flag, 0, 0, 0, 0, "Displays local values");
1330                 
1331                 memcpy(ve_median, median, sizeof(ve_median));
1332                 
1333                 uiBlockBeginAlign(block);
1334                 if(tot==1) {
1335                         uiDefButF(block, NUM, B_OBJECTPANELMEDIAN, "Vertex X:", 10, 110, 290, 19, &(ve_median[0]), -lim, lim, 10, 3, "");
1336                         uiDefButF(block, NUM, B_OBJECTPANELMEDIAN, "Vertex Y:", 10, 90, 290, 19, &(ve_median[1]), -lim, lim, 10, 3, "");
1337                         uiDefButF(block, NUM, B_OBJECTPANELMEDIAN, "Vertex Z:", 10, 70, 290, 19, &(ve_median[2]), -lim, lim, 10, 3, "");
1338                         if(totw==1)
1339                                 uiDefButF(block, NUM, B_OBJECTPANELMEDIAN, "Vertex W:", 10, 50, 290, 19, &(ve_median[3]), 0.01, 100.0, 10, 3, "");
1340                         uiBlockEndAlign(block);
1341         
1342                         if(defstr[0]) {
1343                                 uiDefBut(block, LABEL, 1, "Vertex Deform Groups",               10, 40, 290, 20, NULL, 0.0, 0.0, 0, 0, "");
1344
1345                                 uiBlockBeginAlign(block);
1346                                 uiDefButF(block, NUM, B_NOP, "Weight:",                 10, 20, 150, 19, defweightp, 0.0f, 1.0f, 10, 3, "Weight value");
1347                                 uiDefButI(block, MENU, REDRAWVIEW3D, defstr,    160, 20, 140, 19, &curdef, 0.0, 0.0, 0, 0, "Current Vertex Group");
1348                                 uiBlockEndAlign(block);
1349                         }
1350                         else if(totweight)
1351                                 uiDefButF(block, NUM, B_OBJECTPANELMEDIAN, "Weight:",   10, 20, 290, 19, &(ve_median[4]), 0.0, 1.0, 10, 3, "");
1352
1353                 }
1354                 else {
1355                         uiDefButF(block, NUM, B_OBJECTPANELMEDIAN, "Median X:", 10, 110, 290, 19, &(ve_median[0]), -lim, lim, 10, 3, "");
1356                         uiDefButF(block, NUM, B_OBJECTPANELMEDIAN, "Median Y:", 10, 90, 290, 19, &(ve_median[1]), -lim, lim, 10, 3, "");
1357                         uiDefButF(block, NUM, B_OBJECTPANELMEDIAN, "Median Z:", 10, 70, 290, 19, &(ve_median[2]), -lim, lim, 10, 3, "");
1358                         if(totw==tot)
1359                                 uiDefButF(block, NUM, B_OBJECTPANELMEDIAN, "Median W:", 10, 50, 290, 19, &(ve_median[3]), 0.01, 100.0, 10, 3, "");
1360                         uiBlockEndAlign(block);
1361                         if(totweight)
1362                                 uiDefButF(block, NUM, B_OBJECTPANELMEDIAN, "Weight:",   10, 20, 290, 19, &(ve_median[4]), 0.0, 1.0, 10, 3, "Weight is used for SoftBody Goal");
1363                 }
1364                 
1365                 if(totedge==1)
1366                         uiDefButF(block, NUM, B_OBJECTPANELMEDIAN, "Crease W:", 10, 30, 290, 19, &(ve_median[3]), 0.0, 1.0, 10, 3, "");
1367                 else if(totedge>1)
1368                         uiDefButF(block, NUM, B_OBJECTPANELMEDIAN, "Median Crease W:",  10, 30, 290, 19, &(ve_median[3]), 0.0, 1.0, 10, 3, "");
1369                 
1370         }
1371         else {  // apply
1372                 
1373                 if(G.vd->flag & V3D_GLOBAL_STATS) {
1374                         Mat4Invert(ob->imat, ob->obmat);
1375                         Mat4MulVecfl(ob->imat, median);
1376                         Mat4MulVecfl(ob->imat, ve_median);
1377                 }
1378                 VecSubf(median, ve_median, median);
1379                 median[3]= ve_median[3]-median[3];
1380                 median[4]= ve_median[4]-median[4];
1381                 
1382                 if(ob->type==OB_MESH) {
1383                         float diffac= 1.0;
1384                         
1385                         eve= em->verts.first;
1386                         while(eve) {
1387                                 if(eve->f & 1) {
1388                                         VecAddf(eve->co, eve->co, median);
1389                                 }
1390                                 eve= eve->next;
1391                         }
1392                         
1393                         /* calculate the differences to squeeze a range smaller when values are close to 1 or 0 */
1394                         /* this way you can edit a median value which is applied on clipped values :) */
1395                         if(totedge>1) {
1396                                 float max= 0.0;
1397                                 for(eed= em->edges.first; eed; eed= eed->next) {
1398                                         if(eed->f & SELECT) {
1399                                                 if(max < ABS(eed->crease-ve_median[3])) max= ABS(eed->crease-ve_median[3]);
1400                                         }
1401                                 }
1402                                 if(max>0.0) {
1403                                         if(ve_median[3]> 0.5) diffac= (1.0-ve_median[3])/max;
1404                                         else diffac= (ve_median[3])/max;
1405                                         if(diffac>1.0) diffac= 1.0;
1406                                 }
1407                         }
1408                         
1409                         for(eed= em->edges.first; eed; eed= eed->next) {
1410                                 if(eed->f & SELECT) {
1411                                         eed->crease+= median[3];
1412                                         eed->crease= ve_median[3] + diffac*(eed->crease-ve_median[3]);
1413                                         
1414                                         CLAMP(eed->crease, 0.0, 1.0);
1415                                 }
1416                         }
1417                         
1418                         recalc_editnormals();
1419                 }
1420                 else if(ob->type==OB_CURVE || ob->type==OB_SURF) {
1421                         extern ListBase editNurb; /* editcurve.c */
1422                         Nurb *nu;
1423                         BPoint *bp;
1424                         BezTriple *bezt;
1425                         int a;
1426                         
1427                         nu= editNurb.first;
1428                         while(nu) {
1429                                 if((nu->type & 7)==1) {
1430                                         bezt= nu->bezt;
1431                                         a= nu->pntsu;
1432                                         while(a--) {
1433                                                 if(bezt->f2 & 1) {
1434                                                         VecAddf(bezt->vec[0], bezt->vec[0], median);
1435                                                         VecAddf(bezt->vec[1], bezt->vec[1], median);
1436                                                         VecAddf(bezt->vec[2], bezt->vec[2], median);
1437                                                         bezt->weight+= median[4];
1438                                                 }
1439                                                 else {
1440                                                         if(bezt->f1 & 1) {
1441                                                                 VecAddf(bezt->vec[0], bezt->vec[0], median);
1442                                                         }
1443                                                         if(bezt->f3 & 1) {
1444                                                                 VecAddf(bezt->vec[2], bezt->vec[2], median);
1445                                                         }
1446                                                 }
1447                                                 bezt++;
1448                                         }
1449                                 }
1450                                 else {
1451                                         bp= nu->bp;
1452                                         a= nu->pntsu*nu->pntsv;
1453                                         while(a--) {
1454                                                 if(bp->f1 & 1) {
1455                                                         VecAddf(bp->vec, bp->vec, median);
1456                                                         bp->vec[3]+= median[3];
1457                                                         bp->weight+= median[4];
1458                                                 }
1459                                                 bp++;
1460                                         }
1461                                 }
1462                                 test2DNurb(nu);
1463                                 testhandlesNurb(nu); /* test for bezier too */
1464
1465                                 nu= nu->next;
1466                         }
1467                 }
1468                 else if(ob->type==OB_LATTICE) {
1469                         BPoint *bp;
1470                         int a;
1471                         
1472                         a= editLatt->pntsu*editLatt->pntsv*editLatt->pntsw;
1473                         bp= editLatt->def;
1474                         while(a--) {
1475                                 if(bp->f1 & SELECT) {
1476                                         VecAddf(bp->vec, bp->vec, median);
1477                                         bp->weight+= median[4];
1478                                 }
1479                                 bp++;
1480                         }
1481                 }
1482                 
1483                 BIF_undo_push("Transform properties");
1484         }
1485 }
1486
1487 /* assumes armature active */
1488 static void validate_bonebutton_cb(void *bonev, void *namev)
1489 {
1490         Object *ob= OBACT;
1491         
1492         if(ob && ob->type==OB_ARMATURE) {
1493                 Bone *bone= bonev;
1494                 char oldname[32], newname[32];
1495                 
1496                 /* need to be on the stack */
1497                 BLI_strncpy(newname, bone->name, 32);
1498                 BLI_strncpy(oldname, (char *)namev, 32);
1499                 /* restore */
1500                 BLI_strncpy(bone->name, oldname, 32);
1501                 
1502                 armature_bone_rename(ob->data, oldname, newname); // editarmature.c
1503                 allqueue(REDRAWALL, 0);
1504         }
1505 }
1506
1507
1508 static void v3d_posearmature_buts(uiBlock *block, Object *ob, float lim)
1509 {
1510         uiBut *but;
1511         bArmature *arm;
1512         bPoseChannel *pchan;
1513         Bone *bone;
1514
1515         arm = get_armature(OBACT);
1516         if (!arm || !ob->pose) return;
1517
1518         for(pchan= ob->pose->chanbase.first; pchan; pchan= pchan->next) {
1519                 bone = pchan->bone;
1520                 if(bone && (bone->flag & BONE_ACTIVE)) break;
1521         }
1522         if (!pchan) return;
1523         
1524         but= uiDefBut(block, TEX, B_DIFF, "Bone:",                              160, 140, 140, 19, bone->name, 1, 31, 0, 0, "");
1525         uiButSetFunc(but, validate_bonebutton_cb, bone, NULL);
1526         
1527         QuatToEul(pchan->quat, ob_eul);
1528         ob_eul[0]*= 180.0/M_PI;
1529         ob_eul[1]*= 180.0/M_PI;
1530         ob_eul[2]*= 180.0/M_PI;
1531         
1532         uiBlockBeginAlign(block);
1533         uiDefIconButBitS(block, ICONTOG, OB_LOCK_LOCX, REDRAWVIEW3D, ICON_UNLOCKED,     10,140,20,19, &(pchan->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1534         uiDefButF(block, NUM, B_ARMATUREPANEL2, "LocX:",        30, 140, 120, 19, pchan->loc, -lim, lim, 100, 3, "");
1535         uiDefIconButBitS(block, ICONTOG, OB_LOCK_LOCY, REDRAWVIEW3D, ICON_UNLOCKED,     10,120,20,19, &(pchan->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1536         uiDefButF(block, NUM, B_ARMATUREPANEL2, "LocY:",        30, 120, 120, 19, pchan->loc+1, -lim, lim, 100, 3, "");
1537         uiDefIconButBitS(block, ICONTOG, OB_LOCK_LOCZ, REDRAWVIEW3D, ICON_UNLOCKED,     10,100,20,19, &(pchan->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1538         uiDefButF(block, NUM, B_ARMATUREPANEL2, "locZ:",        30, 100, 120, 19, pchan->loc+2, -lim, lim, 100, 3, "");
1539
1540         uiBlockBeginAlign(block);
1541         uiDefIconButBitS(block, ICONTOG, OB_LOCK_ROTX, REDRAWVIEW3D, ICON_UNLOCKED,     10,70,20,19, &(pchan->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1542         uiDefButF(block, NUM, B_ARMATUREPANEL3, "RotX:",        30, 70, 120, 19, ob_eul, -1000.0, 1000.0, 100, 3, "");
1543         uiDefIconButBitS(block, ICONTOG, OB_LOCK_ROTY, REDRAWVIEW3D, ICON_UNLOCKED,     10,50,20,19, &(pchan->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1544         uiDefButF(block, NUM, B_ARMATUREPANEL3, "RotY:",        30, 50, 120, 19, ob_eul+1, -1000.0, 1000.0, 100, 3, "");
1545         uiDefIconButBitS(block, ICONTOG, OB_LOCK_ROTZ, REDRAWVIEW3D, ICON_UNLOCKED,     10,30,20,19, &(pchan->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1546         uiDefButF(block, NUM, B_ARMATUREPANEL3, "RotZ:",        30, 30, 120, 19, ob_eul+2, -1000.0, 1000.0, 100, 3, "");
1547         
1548         uiBlockBeginAlign(block);
1549         uiDefIconButBitS(block, ICONTOG, OB_LOCK_SIZEX, REDRAWVIEW3D, ICON_UNLOCKED,    160,70,20,19, &(pchan->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1550         uiDefButF(block, NUM, B_ARMATUREPANEL2, "SizeX:",       180, 70, 120, 19, pchan->size, -lim, lim, 10, 3, "");
1551         uiDefIconButBitS(block, ICONTOG, OB_LOCK_SIZEY, REDRAWVIEW3D, ICON_UNLOCKED,    160,50,20,19, &(pchan->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1552         uiDefButF(block, NUM, B_ARMATUREPANEL2, "SizeY:",       180, 50, 120, 19, pchan->size+1, -lim, lim, 10, 3, "");
1553         uiDefIconButBitS(block, ICONTOG, OB_LOCK_SIZEZ, REDRAWVIEW3D, ICON_UNLOCKED,    160,30,20,19, &(pchan->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1554         uiDefButF(block, NUM, B_ARMATUREPANEL2, "SizeZ:",       180, 30, 120, 19, pchan->size+2, -lim, lim, 10, 3, "");
1555         uiBlockEndAlign(block);
1556 }
1557
1558 static void v3d_editarmature_buts(uiBlock *block, Object *ob, float lim)
1559 {
1560         EditBone *ebone;
1561         uiBut *but;
1562         
1563         ebone= G.edbo.first;
1564
1565         for (ebone = G.edbo.first; ebone; ebone=ebone->next){
1566                 if (ebone->flag & BONE_ACTIVE)
1567                         break;
1568         }
1569
1570         if (!ebone)
1571                 return;
1572         
1573         but= uiDefBut(block, TEX, B_DIFF, "Bone:",                      160, 140, 140, 19, ebone->name, 1, 31, 0, 0, "");
1574         uiButSetFunc(but, validate_editbonebutton_cb, ebone, NULL);
1575
1576         uiBlockBeginAlign(block);
1577         uiDefButF(block, NUM, B_ARMATUREPANEL1, "RootX:",       10, 70, 140, 19, ebone->head, -lim, lim, 10, 3, "");
1578         uiDefButF(block, NUM, B_ARMATUREPANEL1, "RootY:",       10, 50, 140, 19, ebone->head+1, -lim, lim, 10, 3, "");
1579         uiDefButF(block, NUM, B_ARMATUREPANEL1, "RootZ:",       10, 30, 140, 19, ebone->head+2, -lim, lim, 10, 3, "");
1580         uiBlockBeginAlign(block);
1581         uiDefButF(block, NUM, B_ARMATUREPANEL1, "TipX:",        160, 70, 140, 19, ebone->tail, -lim, lim, 10, 3, "");
1582         uiDefButF(block, NUM, B_ARMATUREPANEL1, "TipY:",        160, 50, 140, 19, ebone->tail+1, -lim, lim, 10, 3, "");
1583         uiDefButF(block, NUM, B_ARMATUREPANEL1, "TipZ:",        160, 30, 140, 19, ebone->tail+2, -lim, lim, 10, 3, "");
1584         uiBlockEndAlign(block);
1585         ob_eul[0]= 180.0*ebone->roll/M_PI;
1586         uiDefButF(block, NUM, B_ARMATUREPANEL1, "Roll:",        10, 100, 140, 19, ob_eul, -lim, lim, 1000, 3, "");
1587
1588 }
1589
1590 static void v3d_editmetaball_buts(uiBlock *block, Object *ob, float lim)
1591 {
1592         extern MetaElem *lastelem;
1593
1594         if(lastelem) {
1595                 uiBlockBeginAlign(block);
1596                 uiDefButF(block, NUM, B_RECALCMBALL, "LocX:", 10, 70, 140, 19, &lastelem->x, -lim, lim, 100, 3, "");
1597                 uiDefButF(block, NUM, B_RECALCMBALL, "LocY:", 10, 50, 140, 19, &lastelem->y, -lim, lim, 100, 3, "");
1598                 uiDefButF(block, NUM, B_RECALCMBALL, "LocZ:", 10, 30, 140, 19, &lastelem->z, -lim, lim, 100, 3, "");
1599
1600                 uiBlockBeginAlign(block);
1601                 if(lastelem->type!=MB_BALL)
1602                 uiDefButF(block, NUM, B_RECALCMBALL, "dx:", 160, 70, 140, 19, &lastelem->expx, 0, lim, 100, 3, "");
1603                 if((lastelem->type!=MB_BALL) && (lastelem->type!=MB_TUBE))
1604                 uiDefButF(block, NUM, B_RECALCMBALL, "dy:", 160, 50, 140, 19, &lastelem->expy, 0, lim, 100, 3, "");
1605                 if((lastelem->type==MB_ELIPSOID) || (lastelem->type==MB_CUBE))
1606                 uiDefButF(block, NUM, B_RECALCMBALL, "dz:", 160, 30, 140, 19, &lastelem->expz, 0, lim, 100, 3, "");
1607
1608                 uiBlockEndAlign(block);
1609
1610                 uiDefButF(block, NUM, B_RECALCMBALL, "Stiffness:", 10, 100, 140, 19, &lastelem->s, 0, lim, 100, 3, "");
1611         }
1612 }
1613
1614 void do_viewbuts(unsigned short event)
1615 {
1616         View3D *vd;
1617         Object *ob= OBACT;
1618         char *name;
1619         
1620         vd= G.vd;
1621         if(vd==0) return;
1622
1623         switch(event) {
1624         case B_LOADBGPIC:
1625                 if(vd->bgpic && vd->bgpic->ima) name= vd->bgpic->ima->name;
1626                 else name= G.ima;
1627                 
1628                 if(G.qual==LR_CTRLKEY)
1629                         activate_imageselect(FILE_SPECIAL, "Select Image", name, load_bgpic_image);
1630                 else
1631                         activate_fileselect(FILE_SPECIAL, "Select Image", name, load_bgpic_image);
1632                 break;
1633                 
1634         case B_BLENDBGPIC:
1635                 if(vd->bgpic && vd->bgpic->rect) setalpha_bgpic(vd->bgpic);
1636                 addqueue(curarea->win, REDRAW, 1);
1637                 break;
1638                 
1639         case B_BGPICBROWSE:
1640                 if(vd->bgpic) {
1641                         if (vd->menunr==-2) {
1642                                 activate_databrowse((ID*) vd->bgpic->ima, ID_IM, 0, B_BGPICBROWSE, &vd->menunr, do_viewbuts);
1643                         } else if (vd->menunr>0) {
1644                                 Image *newima= (Image*) BLI_findlink(&G.main->image, vd->menunr-1);
1645
1646                                 if (newima)
1647                                         view3d_change_bgpic_ima(vd, newima);
1648                         }
1649                 }
1650                 break;
1651                 
1652         case B_BGPICCLEAR:
1653                 if (vd->bgpic)
1654                         view3d_change_bgpic_ima(vd, NULL);
1655                 break;
1656                 
1657         case B_BGPICTEX:
1658                 if (vd->bgpic) {
1659                         if (vd->texnr==-2) {
1660                                 activate_databrowse((ID*) vd->bgpic->tex, ID_TE, 0, B_BGPICTEX, &vd->texnr, do_viewbuts);
1661                         } else if (vd->texnr>0) {
1662                                 Tex *newtex= (Tex*) BLI_findlink(&G.main->tex, vd->texnr-1);
1663                                 
1664                                 if (newtex)
1665                                         view3d_change_bgpic_tex(vd, newtex);
1666                         }
1667                 }
1668                 break;
1669                 
1670         case B_BGPICTEXCLEAR:
1671                 if (vd->bgpic)
1672                         view3d_change_bgpic_tex(vd, NULL);
1673                 break;
1674         
1675         case B_OBJECTPANEL:
1676                 DAG_object_flush_update(G.scene, ob, OB_RECALC_OB);
1677                 allqueue(REDRAWVIEW3D, 1);
1678                 break;
1679                 
1680         case B_OBJECTPANELROT:
1681                 if(ob) {
1682                         ob->rot[0]= M_PI*ob_eul[0]/180.0;
1683                         ob->rot[1]= M_PI*ob_eul[1]/180.0;
1684                         ob->rot[2]= M_PI*ob_eul[2]/180.0;
1685                         DAG_object_flush_update(G.scene, ob, OB_RECALC_OB);
1686                         allqueue(REDRAWVIEW3D, 1);
1687                 }
1688                 break;
1689         
1690         case B_OBJECTPANELMEDIAN:
1691                 if(ob) {
1692                         v3d_editvertex_buts(NULL, ob, 1.0);
1693                         DAG_object_flush_update(G.scene, ob, OB_RECALC_DATA);
1694                         allqueue(REDRAWVIEW3D, 1);
1695                 }
1696                 break;
1697         case B_OBJECTPANELPARENT:
1698                 if(ob) {
1699                         if( test_parent_loop(ob->parent, ob) ) 
1700                                 ob->parent= NULL;
1701                         else {
1702                                 DAG_scene_sort(G.scene);
1703                                 DAG_object_flush_update(G.scene, ob, OB_RECALC_OB);
1704                                 allqueue(REDRAWVIEW3D, 1);
1705                         }
1706                 }
1707                 break;
1708                 
1709         case B_ARMATUREPANEL1:
1710                 {
1711                         bArmature *arm= G.obedit->data;
1712                         EditBone *ebone, *child;
1713                         
1714                         ebone= G.edbo.first;
1715                         for (ebone = G.edbo.first; ebone; ebone=ebone->next){
1716                                 if (ebone->flag & BONE_ACTIVE) break;
1717                         }
1718                         if (ebone) {
1719                                 ebone->roll= M_PI*ob_eul[0]/180.0;
1720                                 //      Update our parent
1721                                 if (ebone->parent && ebone->flag & BONE_CONNECTED){
1722                                         VECCOPY (ebone->parent->tail, ebone->head);
1723                                 }
1724                         
1725                                 //      Update our children if necessary
1726                                 for (child = G.edbo.first; child; child=child->next){
1727                                         if (child->parent == ebone && (child->flag & BONE_CONNECTED)){
1728                                                 VECCOPY (child->head, ebone->tail);
1729                                         }
1730                                 }
1731                                 if(arm->flag & ARM_MIRROR_EDIT) {
1732                                         EditBone *eboflip= armature_bone_get_mirrored(ebone);
1733                                         if(eboflip) {
1734                                                 eboflip->roll= -ebone->roll;
1735                                                 eboflip->head[0]= -ebone->head[0];
1736                                                 eboflip->tail[0]= -ebone->tail[0];
1737                                                 
1738                                                 //      Update our parent
1739                                                 if (eboflip->parent && eboflip->flag & BONE_CONNECTED){
1740                                                         VECCOPY (eboflip->parent->tail, eboflip->head);
1741                                                 }
1742                                                 
1743                                                 //      Update our children if necessary
1744                                                 for (child = G.edbo.first; child; child=child->next){
1745                                                         if (child->parent == eboflip && (child->flag & BONE_CONNECTED)){
1746                                                                 VECCOPY (child->head, eboflip->tail);
1747                                                         }
1748                                                 }
1749                                         }
1750                                 }
1751                                 
1752                                 allqueue(REDRAWVIEW3D, 1);
1753                         }
1754                 }
1755                 break;
1756         case B_ARMATUREPANEL3:  // rotate button on channel
1757                 {
1758                         bArmature *arm;
1759                         bPoseChannel *pchan;
1760                         Bone *bone;
1761                         
1762                         arm = get_armature(OBACT);
1763                         if (!arm || !ob->pose) return;
1764                                 
1765                         for(pchan= ob->pose->chanbase.first; pchan; pchan= pchan->next) {
1766                                 bone = pchan->bone;
1767                                 if(bone && (bone->flag & BONE_ACTIVE)) break;
1768                         }
1769                         if (!pchan) return;
1770                         
1771                         ob_eul[0]*= M_PI/180.0;
1772                         ob_eul[1]*= M_PI/180.0;
1773                         ob_eul[2]*= M_PI/180.0;
1774                         EulToQuat(ob_eul, pchan->quat);
1775                 }
1776                 /* no break, pass on */
1777         case B_ARMATUREPANEL2:
1778                 {
1779                         DAG_object_flush_update(G.scene, ob, OB_RECALC_DATA);
1780                         allqueue(REDRAWVIEW3D, 1);
1781                 }
1782                 break;
1783         }
1784 }
1785
1786
1787 static void view3d_panel_object(short cntrl)    // VIEW3D_HANDLER_OBJECT
1788 {
1789         uiBlock *block;
1790         uiBut *bt;
1791         Object *ob= OBACT;
1792         float lim;
1793         static char hexcol[128];
1794         
1795         if(ob==NULL) return;
1796
1797         block= uiNewBlock(&curarea->uiblocks, "view3d_panel_object", UI_EMBOSS, UI_HELV, curarea->win);
1798         uiPanelControl(UI_PNL_SOLID | UI_PNL_CLOSE | cntrl);
1799         uiSetPanelHandler(VIEW3D_HANDLER_OBJECT);  // for close and esc
1800         
1801 /* (ton) can't use the rename trick for paint... panel names and settings are stored in the files and
1802    used to find previous locations when re-open. This causes flipping */
1803
1804         if(uiNewPanel(curarea, block, "Transform Properties", "View3d", 10, 230, 318, 204)==0) return;
1805         
1806         if(ob->id.lib) uiSetButLock(1, "Can't edit library data");
1807         
1808         if(G.f & (G_VERTEXPAINT|G_FACESELECT|G_TEXTUREPAINT|G_WEIGHTPAINT)) {
1809                 uiBlockSetFlag(block, UI_BLOCK_FRONTBUFFER);    // force old style frontbuffer draw
1810         }
1811         else {
1812                 bt= uiDefBut(block, TEX, B_IDNAME, "OB: ",      10,180,140,20, ob->id.name+2, 0.0, 19.0, 0, 0, "");
1813                 uiButSetFunc(bt, test_idbutton_cb, ob->id.name, NULL);
1814
1815                 uiDefIDPoinBut(block, test_obpoin_but, ID_OB, B_OBJECTPANELPARENT, "Par:", 160, 180, 140, 20, &ob->parent, "Parent Object"); 
1816         }
1817
1818         lim= 10000.0f*MAX2(1.0, G.vd->grid);
1819
1820         if(ob==G.obedit) {
1821                 if(ob->type==OB_ARMATURE) v3d_editarmature_buts(block, ob, lim);
1822                 if(ob->type==OB_MBALL) v3d_editmetaball_buts(block, ob, lim);
1823                 else v3d_editvertex_buts(block, ob, lim);
1824         }
1825         else if(ob->flag & OB_POSEMODE) {
1826                 v3d_posearmature_buts(block, ob, lim);
1827         }
1828         else if(G.f & (G_VERTEXPAINT|G_TEXTUREPAINT)) {
1829                 extern VPaint Gvp;         /* from vpaint */
1830                 static float hsv[3], old[3];    // used as temp mem for picker
1831                 uiBlockPickerButtons(block, &Gvp.r, hsv, old, hexcol, 'f', REDRAWBUTSEDIT);     /* 'f' is for floating panel */
1832         }
1833         else {
1834                 uiBlockBeginAlign(block);
1835                 uiDefIconButBitS(block, ICONTOG, OB_LOCK_LOCX, REDRAWVIEW3D, ICON_UNLOCKED,     10,140,20,19, &(ob->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1836                 uiDefButF(block, NUM, B_OBJECTPANEL, "LocX:",           30, 140, 120, 19, &(ob->loc[0]), -lim, lim, 100, 3, "");
1837                 uiDefIconButBitS(block, ICONTOG, OB_LOCK_LOCY, REDRAWVIEW3D, ICON_UNLOCKED,     10,120,20,19, &(ob->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1838                 uiDefButF(block, NUM, B_OBJECTPANEL, "LocY:",           30, 120, 120, 19, &(ob->loc[1]), -lim, lim, 100, 3, "");
1839                 uiDefIconButBitS(block, ICONTOG, OB_LOCK_LOCZ, REDRAWVIEW3D, ICON_UNLOCKED,     10,100,20,19, &(ob->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1840                 uiDefButF(block, NUM, B_OBJECTPANEL, "LocZ:",           30, 100, 120, 19, &(ob->loc[2]), -lim, lim, 100, 3, "");
1841                 
1842                 ob_eul[0]= 180.0*ob->rot[0]/M_PI;
1843                 ob_eul[1]= 180.0*ob->rot[1]/M_PI;
1844                 ob_eul[2]= 180.0*ob->rot[2]/M_PI;
1845                 
1846                 uiBlockBeginAlign(block);
1847                 uiDefIconButBitS(block, ICONTOG, OB_LOCK_ROTX, REDRAWVIEW3D, ICON_UNLOCKED,     10,70,20,19, &(ob->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1848                 uiDefButF(block, NUM, B_OBJECTPANELROT, "RotX:",        30, 70, 120, 19, &(ob_eul[0]), -lim, lim, 1000, 3, "");
1849                 uiDefIconButBitS(block, ICONTOG, OB_LOCK_ROTY, REDRAWVIEW3D, ICON_UNLOCKED,     10,50,20,19, &(ob->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1850                 uiDefButF(block, NUM, B_OBJECTPANELROT, "RotY:",        30, 50, 120, 19, &(ob_eul[1]), -lim, lim, 1000, 3, "");
1851                 uiDefIconButBitS(block, ICONTOG, OB_LOCK_ROTZ, REDRAWVIEW3D, ICON_UNLOCKED,     10,30,20,19, &(ob->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1852                 uiDefButF(block, NUM, B_OBJECTPANELROT, "RotZ:",        30, 30, 120, 19, &(ob_eul[2]), -lim, lim, 1000, 3, "");
1853                 
1854                 uiBlockBeginAlign(block);
1855                 uiDefIconButBitS(block, ICONTOG, OB_LOCK_SIZEX, REDRAWVIEW3D, ICON_UNLOCKED,    160,70,20,19, &(ob->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1856                 uiDefButF(block, NUM, B_OBJECTPANEL, "SizeX:",          180, 70, 120, 19, &(ob->size[0]), -lim, lim, 10, 3, "");
1857                 uiDefIconButBitS(block, ICONTOG, OB_LOCK_SIZEY, REDRAWVIEW3D, ICON_UNLOCKED,    160,50,20,19, &(ob->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1858                 uiDefButF(block, NUM, B_OBJECTPANEL, "SizeY:",          180, 50, 120, 19, &(ob->size[1]), -lim, lim, 10, 3, "");
1859                 uiDefIconButBitS(block, ICONTOG, OB_LOCK_SIZEZ, REDRAWVIEW3D, ICON_UNLOCKED,    160,30,20,19, &(ob->protectflag), 0, 0, 0, 0, "Protects this value from being Transformed");
1860                 uiDefButF(block, NUM, B_OBJECTPANEL, "SizeZ:",          180, 30, 120, 19, &(ob->size[2]), -lim, lim, 10, 3, "");
1861                 uiBlockEndAlign(block);
1862         }
1863         uiClearButLock();
1864 }
1865
1866 static void view3d_panel_background(short cntrl)        // VIEW3D_HANDLER_BACKGROUND
1867 {
1868         uiBlock *block;
1869         View3D *vd;
1870         ID *id;
1871         char *strp;
1872         
1873         vd= G.vd;
1874
1875         block= uiNewBlock(&curarea->uiblocks, "view3d_panel_background", UI_EMBOSS, UI_HELV, curarea->win);
1876         uiPanelControl(UI_PNL_SOLID | UI_PNL_CLOSE  | cntrl);
1877         uiSetPanelHandler(VIEW3D_HANDLER_BACKGROUND);  // for close and esc
1878         if(uiNewPanel(curarea, block, "Background Image", "View3d", 340, 10, 318, 204)==0) return;
1879
1880         if(G.f & (G_VERTEXPAINT|G_FACESELECT|G_TEXTUREPAINT|G_WEIGHTPAINT)) {
1881                 uiBlockSetFlag(block, UI_BLOCK_FRONTBUFFER);    // force old style frontbuffer draw
1882         }
1883         
1884         if(vd->flag & V3D_DISPBGPIC) {
1885                 if(vd->bgpic==0) {
1886                         vd->bgpic= MEM_callocN(sizeof(BGpic), "bgpic");
1887                         vd->bgpic->size= 5.0;
1888                         vd->bgpic->blend= 0.5;
1889                 }
1890         }
1891         
1892         uiDefButBitS(block, TOG, V3D_DISPBGPIC, REDRAWVIEW3D, "Use Background Image", 0, 162, 200, 20, &vd->flag, 0, 0, 0, 0, "Display an image in the background of the 3D View");
1893         
1894         uiDefBut(block, LABEL, 1, " ",  206, 162, 84, 20, NULL, 0.0, 0.0, 0, 0, "");
1895         
1896         
1897         if(vd->flag & V3D_DISPBGPIC) {
1898
1899                 /* Background Image */
1900                 uiDefBut(block, LABEL, 1, "Image:",     0, 128, 76, 19, NULL, 0.0, 0.0, 0, 0, "");
1901                 
1902                 uiBlockBeginAlign(block);
1903                 uiDefIconBut(block, BUT, B_LOADBGPIC, ICON_FILESEL,     90, 128, 20, 20, 0, 0, 0, 0, 0, "Open a new background image");
1904
1905                 id= (ID *)vd->bgpic->ima;
1906                 IDnames_to_pupstring(&strp, NULL, NULL, &(G.main->image), id, &(vd->menunr));
1907                 if(strp[0]) {
1908                 
1909                         uiDefButS(block, MENU, B_BGPICBROWSE, strp,     110, 128, 20, 20, &(vd->menunr), 0, 0, 0, 0, "Select a background image");
1910                 
1911                         if(vd->bgpic->ima)  {
1912                                 uiDefBut(block, TEX,        0,"BG: ",           130, 128, 140, 20, &vd->bgpic->ima->name,0.0,100.0, 0, 0, "The currently selected background image");
1913                                 uiDefIconBut(block, BUT, B_BGPICCLEAR, ICON_X, 270, 128, 20, 20, 0, 0, 0, 0, 0, "Remove background image link");
1914                         }
1915                         uiBlockEndAlign(block);
1916                 } else {
1917                         uiBlockEndAlign(block);
1918                 }
1919                 MEM_freeN(strp);
1920
1921
1922                 /* Background texture */
1923                 uiDefBut(block, LABEL, 1, "Texture:",   0, 100, 76, 19, NULL, 0.0, 0.0, 0, 0, "");
1924                 
1925                 id= (ID *)vd->bgpic->tex;
1926                 IDnames_to_pupstring(&strp, NULL, NULL, &(G.main->tex), id, &(vd->texnr));
1927                 if (strp[0])
1928                         uiBlockBeginAlign(block);
1929                         uiDefButS(block, MENU, B_BGPICTEX, strp,                        90, 100, 20,20, &(vd->texnr), 0, 0, 0, 0, "Select a texture to use as an animated background image");
1930                 MEM_freeN(strp);
1931                 
1932                 if (id) {
1933                         uiDefBut(block, TEX, B_IDNAME, "TE:",                           110, 100, 160, 20, id->name+2, 0.0, 18.0, 0, 0, "");
1934                         uiDefIconBut(block, BUT, B_BGPICTEXCLEAR, ICON_X,       270, 100, 20, 20, 0, 0, 0, 0, 0, "Remove background texture link");
1935                         uiBlockEndAlign(block);
1936                 } else {
1937                         uiBlockEndAlign(block);
1938                 }
1939
1940                 uiDefButF(block, NUMSLI, B_BLENDBGPIC, "Blend:",        0, 60 , 290, 19, &vd->bgpic->blend, 0.0,1.0, 0, 0, "Set the transparency of the background image");
1941
1942                 uiDefButF(block, NUM, REDRAWVIEW3D, "Size:",            0, 28, 140, 19, &vd->bgpic->size, 0.1, 250.0, 100, 0, "Set the size (width) of the background image");
1943
1944                 uiDefButF(block, NUM, REDRAWVIEW3D, "X Offset:",        0, 6, 140, 19, &vd->bgpic->xof, -250.0,250.0, 10, 2, "Set the horizontal offset of the background image");
1945                 uiDefButF(block, NUM, REDRAWVIEW3D, "Y Offset:",        150, 6, 140, 19, &vd->bgpic->yof, -250.0,250.0, 10, 2, "Set the vertical offset of the background image");
1946
1947         
1948                 
1949                 // uiDefButF(block, NUM, REDRAWVIEW3D, "Size:",                 160,160,150,20, &vd->bgpic->size, 0.1, 250.0, 100, 0, "Set the size for the width of the BackGroundPic");
1950                 
1951
1952
1953 //              uiDefButF(block, NUMSLI, B_BLENDBGPIC, "Blend:",        120,100,190,20,&vd->bgpic->blend, 0.0,1.0, 0, 0, "Set the BackGroundPic transparency");
1954                 
1955 //              uiDefButF(block, NUM, B_DIFF, "Center X: ",     10,70,140,20,&vd->bgpic->xof, -20.0,20.0, 10, 2, "Set the BackGroundPic X Offset");
1956 //              uiDefButF(block, NUM, B_DIFF, "Center Y: ",     160,70,140,20,&vd->bgpic->yof, -20.0,20.0, 10, 2, "Set the BackGroundPic Y Offset");
1957
1958         }
1959 }
1960
1961
1962 static void view3d_panel_properties(short cntrl)        // VIEW3D_HANDLER_SETTINGS
1963 {
1964         uiBlock *block;
1965         View3D *vd;
1966         float *curs;
1967         
1968         vd= G.vd;
1969
1970         block= uiNewBlock(&curarea->uiblocks, "view3d_panel_properties", UI_EMBOSS, UI_HELV, curarea->win);
1971         uiPanelControl(UI_PNL_SOLID | UI_PNL_CLOSE  | cntrl);
1972         uiSetPanelHandler(VIEW3D_HANDLER_PROPERTIES);  // for close and esc
1973         if(uiNewPanel(curarea, block, "View Properties", "View3d", 340, 10, 318, 204)==0) return;
1974
1975         if(G.f & (G_VERTEXPAINT|G_FACESELECT|G_TEXTUREPAINT|G_WEIGHTPAINT)) {
1976                 uiBlockSetFlag(block, UI_BLOCK_FRONTBUFFER);    // force old style frontbuffer draw
1977         }
1978
1979         uiDefBut(block, LABEL, 1, "Grid:",                                      10, 180, 150, 19, NULL, 0.0, 0.0, 0, 0, "");
1980         uiDefButF(block, NUM, REDRAWVIEW3D, "Spacing:",         10, 160, 140, 19, &vd->grid, 0.001, 100.0, 10, 0, "Set the distance between grid lines");
1981         uiDefButS(block, NUM, REDRAWVIEW3D, "Lines:",           10, 136, 140, 19, &vd->gridlines, 0.0, 100.0, 100, 0, "Set the number of grid lines");
1982
1983         uiDefBut(block, LABEL, 1, "3D Display:",                                        160, 180, 150, 19, NULL, 0.0, 0.0, 0, 0, "");
1984         uiDefButBitS(block, TOG, V3D_SHOW_FLOOR, REDRAWVIEW3D, "Grid Floor",160, 160, 150, 19, &vd->gridflag, 0, 0, 0, 0, "Show the grid floor in free camera mode");
1985         uiDefButBitS(block, TOG, V3D_SHOW_X, REDRAWVIEW3D, "X Axis",            160, 136, 48, 19, &vd->gridflag, 0, 0, 0, 0, "Show the X Axis line");
1986         uiDefButBitS(block, TOG, V3D_SHOW_Y, REDRAWVIEW3D, "Y Axis",            212, 136, 48, 19, &vd->gridflag, 0, 0, 0, 0, "Show the Y Axis line");
1987         uiDefButBitS(block, TOG, V3D_SHOW_Z, REDRAWVIEW3D, "Z Axis",            262, 136, 48, 19, &vd->gridflag, 0, 0, 0, 0, "Show the Z Axis line");
1988
1989         uiDefBut(block, LABEL, 1, "View Camera:",                       10, 110, 140, 19, NULL, 0.0, 0.0, 0, 0, "");
1990         
1991         uiDefButF(block, NUM, REDRAWVIEW3D, "Lens:",            10, 90, 140, 19, &vd->lens, 10.0, 120.0, 100, 0, "The lens angle in perspective view");
1992         uiBlockBeginAlign(block);
1993         uiDefButF(block, NUM, REDRAWVIEW3D, "Clip Start:",      10, 66, 140, 19, &vd->near, vd->grid/10.0, 100.0, 10, 0, "Set the beginning of the range in which 3D objects are displayed (perspective view)");
1994         uiDefButF(block, NUM, REDRAWVIEW3D, "Clip End:",        10, 46, 140, 19, &vd->far, 1.0, 1000.0*vd->grid, 100, 0, "Set the end of the range in which 3D objects are displayed (perspective view)");
1995         uiBlockEndAlign(block);
1996
1997         uiDefBut(block, LABEL, 1, "3D Cursor:",                         160, 110, 140, 19, NULL, 0.0, 0.0, 0, 0, "");
1998
1999         uiBlockBeginAlign(block);
2000         curs= give_cursor();
2001         uiDefButF(block, NUM, REDRAWVIEW3D, "X:",                       160, 90, 150, 22, curs, -1000.0*vd->grid, 1000.0*vd->grid, 10, 0, "X co-ordinate of the 3D cursor");
2002         uiDefButF(block, NUM, REDRAWVIEW3D, "Y:",                       160, 68, 150, 22, curs+1, -1000.0*vd->grid, 1000.0*vd->grid, 10, 0, "Y co-ordinate of the 3D cursor");
2003         uiDefButF(block, NUM, REDRAWVIEW3D, "Z:",                       160, 46, 150, 22, curs+2, -1000.0*vd->grid, 1000.0*vd->grid, 10, 0, "Z co-ordinate of the 3D cursor");
2004         uiBlockEndAlign(block);
2005
2006         uiDefButBitS(block, TOG, V3D_SELECT_OUTLINE, REDRAWVIEW3D, "Outline Selected", 10, 10, 140, 19, &vd->flag, 0, 0, 0, 0, "Highlight selected objects with an outline, in Solid, Shaded or Textured viewport shading modes");
2007         uiDefButBitS(block, TOG, V3D_DRAW_CENTERS, REDRAWVIEW3D, "All Object Centers", 160, 10, 140, 19, &vd->flag, 0, 0, 0, 0, "Draw the center points on all objects");
2008
2009 }
2010
2011
2012
2013 static void view3d_blockhandlers(ScrArea *sa)
2014 {
2015         View3D *v3d= sa->spacedata.first;
2016         short a;
2017         
2018         /* warning; blocks need to be freed each time, handlers dont remove */
2019         uiFreeBlocksWin(&sa->uiblocks, sa->win);
2020
2021         for(a=0; a<SPACE_MAXHANDLER; a+=2) {
2022         
2023                 switch(v3d->blockhandler[a]) {
2024
2025                 case VIEW3D_HANDLER_PROPERTIES:
2026                         view3d_panel_properties(v3d->blockhandler[a+1]);
2027                         break;
2028                 case VIEW3D_HANDLER_BACKGROUND:
2029                         view3d_panel_background(v3d->blockhandler[a+1]);
2030                         break;
2031                 case VIEW3D_HANDLER_OBJECT:
2032                         view3d_panel_object(v3d->blockhandler[a+1]);
2033                 
2034                         break;
2035                 
2036                 }
2037                 /* clear action value for event */
2038                 v3d->blockhandler[a+1]= 0;
2039         }
2040         uiDrawBlocksPanels(sa, 0);
2041
2042 }
2043
2044 /* temp storage of Objects that need to be drawn as last */
2045 void add_view3d_after(View3D *v3d, Base *base, int type)
2046 {
2047         View3DAfter *v3da= MEM_callocN(sizeof(View3DAfter), "View 3d after");
2048
2049         BLI_addtail(&v3d->afterdraw, v3da);
2050         v3da->base= base;
2051         v3da->type= type;
2052 }
2053
2054 /* clears zbuffer and draws it over */
2055 static void view3d_draw_xray(View3D *v3d, int flag)
2056 {
2057         View3DAfter *v3da, *next;
2058         int doit= 0;
2059         
2060         for(v3da= v3d->afterdraw.first; v3da; v3da= v3da->next)
2061                 if(v3da->type==V3D_XRAY) doit= 1;
2062         
2063         if(doit) {
2064                 if(v3d->zbuf) glClear(GL_DEPTH_BUFFER_BIT);
2065                 v3d->xray= TRUE;
2066                 
2067                 for(v3da= v3d->afterdraw.first; v3da; v3da= next) {
2068                         next= v3da->next;
2069                         if(v3da->type==V3D_XRAY) {
2070                                 draw_object(v3da->base, flag);
2071                                 BLI_remlink(&v3d->afterdraw, v3da);
2072                                 MEM_freeN(v3da);
2073                         }
2074                 }
2075                 v3d->xray= FALSE;
2076         }
2077 }
2078
2079 /* disables write in zbuffer and draws it over */
2080 static void view3d_draw_transp(View3D *v3d, int flag)
2081 {
2082         View3DAfter *v3da, *next;
2083
2084         glDepthMask(0);
2085         v3d->transp= TRUE;
2086                 
2087         for(v3da= v3d->afterdraw.first; v3da; v3da= next) {
2088                 next= v3da->next;
2089                 if(v3da->type==V3D_TRANSP) {
2090                         draw_object(v3da->base, flag);
2091                         BLI_remlink(&v3d->afterdraw, v3da);
2092                         MEM_freeN(v3da);
2093                 }
2094         }
2095         v3d->transp= FALSE;
2096
2097         glDepthMask(1);
2098
2099 }
2100
2101 void drawview3dspace(ScrArea *sa, void *spacedata)
2102 {
2103         View3D *v3d= spacedata;
2104         Base *base;
2105         Object *ob;
2106         
2107         setwinmatrixview3d(0);  /* 0= no pick rect */
2108         setviewmatrixview3d();  /* note: calls where_is_object for camera... */
2109
2110         Mat4MulMat4(v3d->persmat, v3d->viewmat, curarea->winmat);
2111         Mat4Invert(v3d->persinv, v3d->persmat);
2112         Mat4Invert(v3d->viewinv, v3d->viewmat);
2113
2114         /* calculate pixelsize factor once, is used for lamps and obcenters */
2115         {
2116                 float len1, len2, vec[3];
2117
2118                 VECCOPY(vec, v3d->persinv[0]);
2119                 len1= Normalise(vec);
2120                 VECCOPY(vec, v3d->persinv[1]);
2121                 len2= Normalise(vec);
2122                 
2123                 v3d->pixsize= 2.0f*(len1>len2?len1:len2);
2124                 
2125                 /* correct for window size */
2126                 if(curarea->winx > sa->winy) v3d->pixsize/= (float)sa->winx;
2127                 else v3d->pixsize/= (float)sa->winy;
2128         }
2129         
2130         if(v3d->drawtype > OB_WIRE) {
2131                 if(G.f & G_SIMULATION)
2132                         glClearColor(0.0, 0.0, 0.0, 0.0); 
2133                 else {
2134                         float col[3];
2135                         BIF_GetThemeColor3fv(TH_BACK, col);
2136                         glClearColor(col[0], col[1], col[2], 0.0); 
2137                 }
2138                 glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
2139                 
2140                 glLoadIdentity();
2141         }
2142         else {
2143                 float col[3];
2144                 BIF_GetThemeColor3fv(TH_BACK, col);
2145                 glClearColor(col[0], col[1], col[2], 0.0);
2146                 glClear(GL_COLOR_BUFFER_BIT);
2147         }
2148         
2149         myloadmatrix(v3d->viewmat);
2150         persp(PERSP_STORE);  // store correct view for persp(PERSP_VIEW) calls
2151
2152         if(v3d->flag & V3D_CLIPPING)
2153                 view3d_draw_clipping(v3d);
2154         
2155         /* set zbuffer after we draw clipping region */
2156         if(v3d->drawtype > OB_WIRE) {
2157                 v3d->zbuf= TRUE;
2158                 glEnable(GL_DEPTH_TEST);
2159         }
2160         
2161         // needs to be done always, gridview is adjusted in drawgrid() now
2162         v3d->gridview= v3d->grid;
2163         
2164         if(v3d->view==0 || v3d->persp!=0) {
2165                 drawfloor();
2166                 if(v3d->persp==2) {
2167                         if(G.scene->world) {
2168                                 if(G.scene->world->mode & WO_STARS) {
2169                                         RE_make_stars(star_stuff_init_func, star_stuff_vertex_func,
2170                                                                   star_stuff_term_func);
2171                                 }
2172                         }
2173                         if(v3d->flag & V3D_DISPBGPIC) draw_bgpic();
2174                 }
2175         }
2176         else {
2177                 drawgrid();
2178
2179                 if(v3d->flag & V3D_DISPBGPIC) {
2180                         draw_bgpic();
2181                 }
2182         }
2183         
2184         if(v3d->flag & V3D_CLIPPING)
2185                 view3d_set_clipping(v3d);
2186         
2187         /* draw set first */
2188         if(G.scene->set) {
2189         
2190                 base= G.scene->set->base.first;
2191                 while(base) {
2192                         
2193                         if(v3d->lay & base->lay) {
2194
2195                                 object_handle_update(base->object);
2196                                 
2197                                 BIF_ThemeColorBlend(TH_WIRE, TH_BACK, 0.6f);
2198                                 draw_object(base, DRAW_CONSTCOLOR);
2199
2200                                 if(base->object->transflag & OB_DUPLI) {
2201                                         extern ListBase duplilist;
2202                                         Base tbase;
2203                                         
2204                                         tbase= *base;
2205                                         
2206                                         tbase.flag= OB_FROMDUPLI;
2207                                         make_duplilist(G.scene->set, base->object);
2208                                         ob= duplilist.first;
2209                                         while(ob) {
2210                                                 tbase.object= ob;
2211                                                 draw_object(&tbase, DRAW_CONSTCOLOR);
2212                                                 ob= ob->id.next;
2213                                         }
2214                                         free_duplilist();
2215                                         
2216                                 }
2217                         }
2218                         base= base->next;
2219                 }
2220
2221                 /* Transp and X-ray afterdraw stuff */
2222                 view3d_draw_xray(v3d, DRAW_CONSTCOLOR); // clears zbuffer if it is used!
2223                 view3d_draw_transp(v3d, DRAW_CONSTCOLOR);
2224         }
2225         
2226         /* update all objects, ipos, matrices, displists, etc. Flags set by depgraph or manual, no layer check here, gets correct flushed */
2227         for(base= G.scene->base.first; base; base= base->next) {
2228                 object_handle_update(base->object);   // bke_object.h
2229         }
2230         
2231         /* then draw not selected and the duplis, but skip editmode object */
2232         for(base= G.scene->base.first; base; base= base->next) {
2233                 if(v3d->lay & base->lay) {
2234                         
2235                         /* dupli drawing */
2236                         if(base->object->transflag & OB_DUPLI) {
2237                                 extern ListBase duplilist;
2238                                 Base tbase;
2239
2240                                 BIF_ThemeColorBlend(TH_BACK, TH_WIRE, 0.5);
2241                                 
2242                                 tbase.flag= OB_FROMDUPLI;
2243                                 make_duplilist(G.scene, base->object);
2244
2245                                 ob= duplilist.first;
2246                                 while(ob) {
2247                                         tbase.object= ob;
2248                                         draw_object(&tbase, DRAW_CONSTCOLOR);
2249                                         ob= ob->id.next;
2250                                 }
2251                                 free_duplilist();
2252                         }
2253                         if((base->flag & SELECT)==0) {
2254                                 if(base->object!=G.obedit) draw_object(base, 0);
2255                         }
2256                 }
2257         }
2258         /* draw selected and editmode */
2259         for(base= G.scene->base.first; base; base= base->next) {
2260                 if(v3d->lay & base->lay) {
2261                         if (base->object==G.obedit || ( base->flag & SELECT) ) 
2262                                 draw_object(base, 0);
2263                 }
2264         }
2265
2266         if(G.moving) {
2267                 BIF_drawConstraint();
2268                 if(G.obedit) BIF_drawPropCircle();      // only editmode has proportional edit
2269         }
2270
2271         if(G.scene->radio) RAD_drawall(v3d->drawtype>=OB_SOLID);
2272         
2273         /* Transp and X-ray afterdraw stuff */
2274         view3d_draw_xray(v3d, 0);       // clears zbuffer if it is used!
2275         view3d_draw_transp(v3d, 0);
2276         
2277         if(v3d->flag & V3D_CLIPPING)
2278                 view3d_clr_clipping();
2279         
2280         BIF_draw_manipulator(sa);
2281                 
2282         if(v3d->zbuf) {
2283                 v3d->zbuf= FALSE;
2284                 glDisable(GL_DEPTH_TEST);
2285         }
2286
2287         persp(PERSP_WIN);  // set ortho
2288         
2289         if(v3d->persp>1) drawviewborder();
2290         if(!(G.f & G_PLAYANIM)) drawcursor(v3d);
2291         draw_view_icon();
2292
2293         ob= OBACT;
2294         if(ob && (U.uiflag & USER_DRAWVIEWINFO)) 
2295                 draw_selected_name(ob);
2296         
2297         draw_area_emboss(sa);
2298         
2299         /* it is important to end a view in a transform compatible with buttons */
2300
2301         bwin_scalematrix(sa->win, v3d->blockscale, v3d->blockscale, v3d->blockscale);
2302         view3d_blockhandlers(sa);
2303
2304         curarea->win_swap= WIN_BACK_OK;
2305         
2306         if(G.f & (G_VERTEXPAINT|G_FACESELECT|G_TEXTUREPAINT|G_WEIGHTPAINT)) {
2307                 v3d->flag |= V3D_NEEDBACKBUFDRAW;
2308                 addafterqueue(curarea->win, BACKBUFDRAW, 1);
2309         }
2310         // test for backbuf select
2311         if(G.obedit && v3d->drawtype>OB_WIRE && (v3d->flag & V3D_ZBUF_SELECT)) {
2312                 extern int afterqtest(short win, unsigned short evt);   //editscreen.c
2313
2314                 v3d->flag |= V3D_NEEDBACKBUFDRAW;
2315                 if(afterqtest(curarea->win, BACKBUFDRAW)==0) {
2316                         addafterqueue(curarea->win, BACKBUFDRAW, 1);
2317                 }
2318         }
2319
2320         /* run any view3d draw handler script links */
2321         if (sa->scriptlink.totscript)
2322                 BPY_do_spacehandlers(sa, 0, SPACEHANDLER_VIEW3D_DRAW);
2323
2324         /* run scene redraw script links */
2325         if((G.f & G_DOSCRIPTLINKS) && G.scene->scriptlink.totscript &&
2326                         !during_script()) {
2327                 BPY_do_pyscript((ID *)G.scene, SCRIPT_REDRAW);
2328         }
2329
2330 }
2331
2332
2333         /* Called back by rendering system, icky
2334          */
2335 void drawview3d_render(struct View3D *v3d)
2336 {
2337         extern short v3d_windowmode;
2338         Base *base;
2339         Object *ob;
2340
2341         update_for_newframe_muted();    /* first, since camera can be animated */
2342
2343         v3d_windowmode= 1;
2344         setwinmatrixview3d(0);
2345         v3d_windowmode= 0;
2346         glMatrixMode(GL_PROJECTION);
2347         myloadmatrix(R.winmat);
2348         glMatrixMode(GL_MODELVIEW);
2349         
2350         setviewmatrixview3d();
2351         myloadmatrix(v3d->viewmat);
2352         Mat4MulMat4(v3d->persmat, v3d->viewmat, R.winmat);
2353         Mat4Invert(v3d->persinv, v3d->persmat);
2354         Mat4Invert(v3d->viewinv, v3d->viewmat);
2355
2356         free_all_realtime_images();
2357         reshadeall_displist();
2358         
2359         if(v3d->drawtype > OB_WIRE) {
2360                 v3d->zbuf= TRUE;
2361                 glEnable(GL_DEPTH_TEST);
2362         }
2363
2364         if(v3d->flag & V3D_CLIPPING)
2365                 view3d_set_clipping(v3d);
2366
2367         if (v3d->drawtype==OB_TEXTURE && G.scene->world) {
2368                 glClearColor(G.scene->world->horr, G.scene->world->horg, G.scene->world->horb, 0.0); 
2369         } else {
2370                 float col[3];
2371                 BIF_GetThemeColor3fv(TH_BACK, col);
2372                 glClearColor(col[0], col[1], col[2], 0.0); 
2373         }
2374         glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
2375         
2376         glLoadIdentity();
2377         myloadmatrix(v3d->viewmat);
2378         
2379         /* abuse! to make sure it doesnt draw the helpstuff */
2380         G.f |= G_SIMULATION;
2381
2382         /* first draw set */
2383         if(G.scene->set) {
2384         
2385                 base= G.scene->set->base.first;
2386                 while(base) {
2387                         if(v3d->lay & base->lay) {
2388                                 if ELEM3(base->object->type, OB_LAMP, OB_CAMERA, OB_LATTICE);
2389                                 else {
2390                                         where_is_object(base->object);
2391         
2392                                         BIF_ThemeColorBlend(TH_WIRE, TH_BACK, 0.6f);
2393                                         draw_object(base, DRAW_CONSTCOLOR);
2394         
2395                                         if(base->object->transflag & OB_DUPLI) {
2396                                                 extern ListBase duplilist;
2397                                                 Base tbase;
2398                                                 
2399                                                 tbase.flag= OB_FROMDUPLI;
2400                                                 make_duplilist(G.scene->set, base->object);
2401                                                 ob= duplilist.first;
2402                                                 while(ob) {
2403                                                         tbase.object= ob;
2404                                                         draw_object(&tbase, DRAW_CONSTCOLOR);
2405                                                         ob= ob->id.next;
2406                                                 }
2407                                                 free_duplilist();
2408                                         }
2409                                 }
2410                         }
2411                         base= base->next;
2412                 }
2413                 
2414                 /* Transp and X-ray afterdraw stuff */
2415                 view3d_draw_xray(v3d, DRAW_CONSTCOLOR); // clears zbuffer if it is used!
2416                 view3d_draw_transp(v3d, DRAW_CONSTCOLOR);
2417         }
2418
2419         /* first not selected and duplis */
2420         base= G.scene->base.first;
2421         while(base) {
2422                 
2423                 if(v3d->lay & base->lay) {
2424                         if ELEM3(base->object->type, OB_LAMP, OB_CAMERA, OB_LATTICE);
2425                         else {
2426         
2427                                 if(base->object->transflag & OB_DUPLI) {
2428                                         extern ListBase duplilist;
2429                                         Base tbase;
2430                                         
2431                                         draw_object(base, 0);
2432                                         
2433                                         BIF_ThemeColorBlend(TH_WIRE, TH_BACK, 0.5f);
2434                                         
2435                                         tbase.flag= OB_FROMDUPLI;
2436                                         make_duplilist(G.scene, base->object);
2437                                         ob= duplilist.first;
2438                                         while(ob) {
2439                                                 tbase.object= ob;
2440                                                 draw_object(&tbase, DRAW_CONSTCOLOR);
2441                                                 ob= ob->id.next;
2442                                         }
2443                                         free_duplilist();
2444                                 }
2445                                 else if((base->flag & SELECT)==0) {
2446                                         draw_object(base, 0);
2447                                 }
2448                         }
2449                 }
2450                 
2451                 base= base->next;
2452         }
2453
2454         /* draw selected */
2455         base= G.scene->base.first;
2456         while(base) {
2457                 
2458                 if ( ((base)->flag & SELECT) && ((base)->lay & v3d->lay) ) {
2459                         if ELEM3(base->object->type, OB_LAMP, OB_CAMERA, OB_LATTICE);
2460                         else draw_object(base, 0);
2461                 }
2462                 
2463                 base= base->next;
2464         }
2465
2466         if(G.scene->radio) RAD_drawall(v3d->drawtype>=OB_SOLID);
2467
2468         /* Transp and X-ray afterdraw stuff */
2469         view3d_draw_xray(v3d, 0);       // clears zbuffer if it is used!
2470         view3d_draw_transp(v3d, 0);
2471         
2472         if(v3d->flag & V3D_CLIPPING)
2473                 view3d_clr_clipping();
2474         
2475         if(v3d->zbuf) {
2476                 v3d->zbuf= FALSE;
2477                 glDisable(GL_DEPTH_TEST);
2478         }
2479         
2480         G.f &= ~G_SIMULATION;
2481
2482         glFlush();
2483
2484         glReadPixels(0, 0, R.rectx, R.recty, GL_RGBA, GL_UNSIGNED_BYTE, R.rectot);
2485         glLoadIdentity();
2486
2487         free_all_realtime_images();
2488 }
2489
2490
2491 double tottime = 0.0;
2492
2493 int update_time(void)
2494 {
2495         static double ltime;
2496         double time;
2497
2498         if ((U.mixbufsize)&&(audiostream_pos() != CFRA)&&(G.scene->audio.flag & AUDIO_SYNC)) return 0;
2499
2500         time = PIL_check_seconds_timer();
2501         
2502         tottime += (time - ltime);
2503         ltime = time;
2504         return (tottime < 0.0);
2505 }
2506
2507 void inner_play_anim_loop(int init, int mode)
2508 {
2509         ScrArea *sa;
2510         static ScrArea *oldsa;
2511         static double swaptime;
2512         static int curmode;
2513
2514         /* init */
2515         if(init) {
2516                 oldsa= curarea;
2517                 swaptime= 1.0/(float)G.scene->r.frs_sec;
2518                 tottime= 0.0;
2519                 curmode= mode;
2520
2521                 return;
2522         }
2523
2524         set_timecursor(CFRA);
2525         
2526         update_for_newframe_muted();
2527
2528         sa= G.curscreen->areabase.first;
2529         while(sa) {
2530                 if(sa==oldsa) {
2531                         scrarea_do_windraw(sa);
2532                 }
2533                 else if(curmode & 1) { /* catch modes 1 and 3 */
2534                         if ELEM(sa->spacetype, SPACE_VIEW3D, SPACE_SEQ) {
2535                                 scrarea_do_windraw(sa);
2536                         }
2537                 }
2538                 
2539                 sa= sa->next;   
2540         }
2541         
2542         /* make sure that swaptime passed by */
2543         tottime -= swaptime;
2544         while (update_time()) PIL_sleep_ms(1);
2545
2546         if(CFRA>=EFRA) {
2547                 if (tottime > 0.0) tottime = 0.0;
2548                 CFRA= SFRA;
2549                 audiostream_stop();
2550                 audiostream_start( CFRA );
2551         }
2552         else {
2553                 if (U.mixbufsize && (G.scene->audio.flag & AUDIO_SYNC)) CFRA = audiostream_pos();
2554                 else CFRA++;
2555         }
2556 }
2557
2558 /* play_anim: 'mode' defines where to play and if repeat is on:
2559  * - 0: current area
2560  * - 1: all view3d and seq areas
2561  * - 2: current area, no replay
2562  * - 3: all view3d and seq areas, no replay */
2563 int play_anim(int mode)
2564 {
2565         ScrArea *sa, *oldsa;
2566         int cfraont;
2567         unsigned short event=0;
2568         short val;
2569
2570         /* patch for very very old scenes */
2571         if(SFRA==0) SFRA= 1;
2572         if(EFRA==0) EFRA= 250;
2573
2574         if(SFRA>EFRA) return 0;
2575         
2576         update_time();
2577
2578         /* waitcursor(1); */
2579         G.f |= G_PLAYANIM;              /* in sequence.c and view.c this is handled */
2580
2581         cfraont= CFRA;
2582         oldsa= curarea;
2583
2584         audiostream_start( CFRA );
2585         
2586         inner_play_anim_loop(1, mode);  /* 1==init */
2587         
2588          /* forces all buffers to be OK for current frame (otherwise other windows get redrawn with CFRA+1) */
2589         curarea->win_swap= WIN_BACK_OK;
2590         screen_swapbuffers();
2591         
2592         while(TRUE) {
2593
2594                 while(qtest()) {
2595                         
2596                         /* we test events first because of MKEY event */
2597                         
2598                         event= extern_qread(&val);
2599                         if(event==ESCKEY) break;
2600                         else if(event==MIDDLEMOUSE) {
2601                                 if(U.flag & USER_VIEWMOVE) {
2602                                         if(G.qual & LR_SHIFTKEY) viewmove(0);
2603                                         else if(G.qual & LR_CTRLKEY) viewmove(2);
2604                                         else viewmove(1);
2605                                 }
2606                                 else {
2607                                         if(G.qual & LR_SHIFTKEY) viewmove(1);
2608                                         else if(G.qual & LR_CTRLKEY) viewmove(2);
2609                                         else viewmove(0);
2610                                 }
2611                         }
2612                         else if(event==MKEY) {
2613                                 if(val) add_timeline_marker(CFRA-1);
2614                         }
2615                 }
2616                 if(ELEM3(event, ESCKEY, SPACEKEY, RIGHTMOUSE)) break;
2617                 
2618                 inner_play_anim_loop(0, 0);
2619                 screen_swapbuffers();
2620                                 
2621                 if((mode > 1) && CFRA==EFRA) break; /* no replay */     
2622         }
2623
2624         if(event==SPACEKEY);
2625         else CFRA= cfraont;
2626         
2627         audiostream_stop();
2628
2629         if(oldsa!=curarea) areawinset(oldsa->win);
2630         
2631         /* restore all areas */
2632         sa= G.curscreen->areabase.first;
2633         while(sa) {
2634                 if( (mode && sa->spacetype==SPACE_VIEW3D) || sa==curarea) addqueue(sa->win, REDRAW, 1);
2635                 sa= sa->next;   
2636         }
2637         
2638         /* groups could have changed ipo */
2639         allspace(REMAKEIPO, 0);
2640         allqueue(REDRAWIPO, 0);
2641         allqueue(REDRAWNLA, 0);
2642         allqueue (REDRAWACTION, 0);
2643         
2644         /* restore for cfra */
2645         update_for_newframe_muted();
2646
2647         waitcursor(0);
2648         G.f &= ~G_PLAYANIM;
2649         
2650         if (event==ESCKEY || event==SPACEKEY) return 1;
2651         else return 0;
2652 }