1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
|
/**
* $Id$
*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* Contributors: Blender Foundation, full recode
*
* ***** END GPL LICENSE BLOCK *****
*/
#include <math.h>
#include <stdlib.h>
#include <string.h>
#ifndef WIN32
#include <unistd.h>
#else
#include <io.h>
#include <direct.h>
#endif
#include "MEM_guardedalloc.h"
#include "BLI_arithb.h"
#include "BLI_blenlib.h"
#include "BLI_storage_types.h"
#include "DNA_screen_types.h"
#include "DNA_userdef_types.h"
#include "BKE_utildefines.h"
#include "BKE_image.h"
#include "BKE_icons.h"
#include "IMB_imbuf.h"
#include "IMB_imbuf_types.h"
#include "BIF_gl.h"
#include "BIF_glutil.h"
#include "UI_interface.h"
#include "UI_interface_icons.h"
// XXX #include "BIF_previewrender.h"
// XXX #include "BIF_screen.h"
#include "UI_resources.h" /* elubie: should be removed once the enum for the ICONS is in BIF_preview_icons.h */
#include "interface_intern.h"
#include "ED_datafiles.h"
#define ICON_IMAGE_W 600
#define ICON_IMAGE_H 512
#define ICON_GRID_COLS 26
#define ICON_GRID_ROWS 24
#define ICON_GRID_MARGIN 5
#define ICON_GRID_W 16
#define ICON_GRID_H 16
typedef struct IconImage {
int w;
int h;
unsigned int *rect;
} IconImage;
typedef void (*VectorDrawFunc)(int x, int y, int w, int h, float alpha);
typedef struct DrawInfo {
int w;
int h;
float aspect;
VectorDrawFunc drawFunc; /* If drawFunc is defined then it is a vector icon, otherwise use rect */
IconImage* icon;
} DrawInfo;
/* ******************* STATIC LOCAL VARS ******************* */
/* static here to cache results of icon directory scan, so it's not
* scanning the filesystem each time the menu is drawn */
static struct ListBase iconfilelist = {0, 0};
/* **************************************************** */
static void def_internal_icon(ImBuf *bbuf, int icon_id, int xofs, int yofs, int size)
{
Icon *new_icon = NULL;
IconImage *iimg = NULL;
DrawInfo *di;
int y = 0;
int imgsize = 0;
new_icon = MEM_callocN(sizeof(Icon), "texicon");
new_icon->obj = 0; /* icon is not for library object */
new_icon->type = 0;
di = MEM_callocN(sizeof(DrawInfo), "drawinfo");
di->drawFunc = 0;
di->w = size;
di->h = size;
di->aspect = 1.0f;
iimg = MEM_mallocN(sizeof(IconImage), "icon_img");
iimg->rect = MEM_mallocN(size*size*sizeof(unsigned int), "icon_rect");
iimg->w = size;
iimg->h = size;
/* Here we store the rect in the icon - same as before */
imgsize = bbuf->x;
for (y=0; y<size; y++) {
memcpy(&iimg->rect[y*size], &bbuf->rect[(y+yofs)*imgsize+xofs], size*sizeof(int));
}
di->icon = iimg;
new_icon->drawinfo_free = UI_icons_free_drawinfo;
new_icon->drawinfo = di;
BKE_icon_set(icon_id, new_icon);
}
static void def_internal_vicon( int icon_id, VectorDrawFunc drawFunc)
{
Icon *new_icon = NULL;
DrawInfo* di;
new_icon = MEM_callocN(sizeof(Icon), "texicon");
new_icon->obj = 0; /* icon is not for library object */
new_icon->type = 0;
di = MEM_callocN(sizeof(DrawInfo), "drawinfo");
di->drawFunc =drawFunc;
di->w = ICON_DEFAULT_HEIGHT;
di->h = ICON_DEFAULT_HEIGHT;
di->aspect = 1.0f;
di->icon = NULL;
new_icon->drawinfo_free = 0;
new_icon->drawinfo = di;
BKE_icon_set(icon_id, new_icon);
}
/* Vector Icon Drawing Routines */
/* Utilities */
static void viconutil_set_point(GLint pt[2], int x, int y)
{
pt[0] = x;
pt[1] = y;
}
static void viconutil_draw_tri(GLint (*pts)[2])
{
glBegin(GL_TRIANGLES);
glVertex2iv(pts[0]);
glVertex2iv(pts[1]);
glVertex2iv(pts[2]);
glEnd();
}
static void viconutil_draw_lineloop(GLint (*pts)[2], int numPoints)
{
int i;
glBegin(GL_LINE_LOOP);
for (i=0; i<numPoints; i++) {
glVertex2iv(pts[i]);
}
glEnd();
}
static void viconutil_draw_lineloop_smooth(GLint (*pts)[2], int numPoints)
{
glEnable(GL_LINE_SMOOTH);
viconutil_draw_lineloop(pts, numPoints);
glDisable(GL_LINE_SMOOTH);
}
static void viconutil_draw_points(GLint (*pts)[2], int numPoints, int pointSize)
{
int i;
glBegin(GL_QUADS);
for (i=0; i<numPoints; i++) {
int x = pts[i][0], y = pts[i][1];
glVertex2i(x-pointSize,y-pointSize);
glVertex2i(x+pointSize,y-pointSize);
glVertex2i(x+pointSize,y+pointSize);
glVertex2i(x-pointSize,y+pointSize);
}
glEnd();
}
/* Drawing functions */
static void vicon_x_draw(int x, int y, int w, int h, float alpha)
{
x += 3;
y += 3;
w -= 6;
h -= 6;
glEnable( GL_LINE_SMOOTH );
glLineWidth(2.5);
glColor4f(0.0, 0.0, 0.0, alpha);
glBegin(GL_LINES);
glVertex2i(x ,y );
glVertex2i(x+w,y+h);
glVertex2i(x+w,y );
glVertex2i(x ,y+h);
glEnd();
glLineWidth(1.0);
glDisable( GL_LINE_SMOOTH );
}
static void vicon_view3d_draw(int x, int y, int w, int h, float alpha)
{
int cx = x + w/2;
int cy = y + h/2;
int d = MAX2(2, h/3);
glColor4f(0.5, 0.5, 0.5, alpha);
glBegin(GL_LINES);
glVertex2i(x , cy-d);
glVertex2i(x+w, cy-d);
glVertex2i(x , cy+d);
glVertex2i(x+w, cy+d);
glVertex2i(cx-d, y );
glVertex2i(cx-d, y+h);
glVertex2i(cx+d, y );
glVertex2i(cx+d, y+h);
glEnd();
glColor4f(0.0, 0.0, 0.0, alpha);
glBegin(GL_LINES);
glVertex2i(x , cy);
glVertex2i(x+w, cy);
glVertex2i(cx, y );
glVertex2i(cx, y+h);
glEnd();
}
static void vicon_edit_draw(int x, int y, int w, int h, float alpha)
{
GLint pts[4][2];
viconutil_set_point(pts[0], x+3 , y+3 );
viconutil_set_point(pts[1], x+w-3, y+3 );
viconutil_set_point(pts[2], x+w-3, y+h-3);
viconutil_set_point(pts[3], x+3 , y+h-3);
glColor4f(0.0, 0.0, 0.0, alpha);
viconutil_draw_lineloop(pts, 4);
glColor3f(1, 1, 0.0);
viconutil_draw_points(pts, 4, 1);
}
static void vicon_editmode_hlt_draw(int x, int y, int w, int h, float alpha)
{
GLint pts[3][2];
viconutil_set_point(pts[0], x+w/2, y+h-2);
viconutil_set_point(pts[1], x+3, y+4);
viconutil_set_point(pts[2], x+w-3, y+4);
glColor4f(0.5, 0.5, 0.5, alpha);
viconutil_draw_tri(pts);
glColor4f(0.0, 0.0, 0.0, 1);
viconutil_draw_lineloop_smooth(pts, 3);
glColor3f(1, 1, 0.0);
viconutil_draw_points(pts, 3, 1);
}
static void vicon_editmode_dehlt_draw(int x, int y, int w, int h, float alpha)
{
GLint pts[3][2];
viconutil_set_point(pts[0], x+w/2, y+h-2);
viconutil_set_point(pts[1], x+3, y+4);
viconutil_set_point(pts[2], x+w-3, y+4);
glColor4f(0.0f, 0.0f, 0.0f, 1);
viconutil_draw_lineloop_smooth(pts, 3);
glColor3f(.9f, .9f, .9f);
viconutil_draw_points(pts, 3, 1);
}
static void vicon_disclosure_tri_right_draw(int x, int y, int w, int h, float alpha)
{
GLint pts[3][2];
int cx = x+w/2;
int cy = y+w/2;
int d = w/3, d2 = w/5;
viconutil_set_point(pts[0], cx-d2, cy+d);
viconutil_set_point(pts[1], cx-d2, cy-d);
viconutil_set_point(pts[2], cx+d2, cy);
glShadeModel(GL_SMOOTH);
glBegin(GL_TRIANGLES);
glColor4f(0.8f, 0.8f, 0.8f, alpha);
glVertex2iv(pts[0]);
glVertex2iv(pts[1]);
glColor4f(0.3f, 0.3f, 0.3f, alpha);
glVertex2iv(pts[2]);
glEnd();
glShadeModel(GL_FLAT);
glColor4f(0.0f, 0.0f, 0.0f, 1);
viconutil_draw_lineloop_smooth(pts, 3);
}
static void vicon_disclosure_tri_down_draw(int x, int y, int w, int h, float alpha)
{
GLint pts[3][2];
int cx = x+w/2;
int cy = y+w/2;
int d = w/3, d2 = w/5;
viconutil_set_point(pts[0], cx+d, cy+d2);
viconutil_set_point(pts[1], cx-d, cy+d2);
viconutil_set_point(pts[2], cx, cy-d2);
glShadeModel(GL_SMOOTH);
glBegin(GL_TRIANGLES);
glColor4f(0.8f, 0.8f, 0.8f, alpha);
glVertex2iv(pts[0]);
glVertex2iv(pts[1]);
glColor4f(0.3f, 0.3f, 0.3f, alpha);
glVertex2iv(pts[2]);
glEnd();
glShadeModel(GL_FLAT);
glColor4f(0.0f, 0.0f, 0.0f, 1);
viconutil_draw_lineloop_smooth(pts, 3);
}
static void vicon_move_up_draw(int x, int y, int w, int h, float alpha)
{
int d=-2;
glEnable(GL_LINE_SMOOTH);
glLineWidth(1);
glColor3f(0.0, 0.0, 0.0);
glBegin(GL_LINE_STRIP);
glVertex2i(x+w/2-d*2, y+h/2+d);
glVertex2i(x+w/2, y+h/2-d + 1);
glVertex2i(x+w/2+d*2, y+h/2+d);
glEnd();
glLineWidth(1.0);
glDisable(GL_LINE_SMOOTH);
}
static void vicon_move_down_draw(int x, int y, int w, int h, float alpha)
{
int d=2;
glEnable(GL_LINE_SMOOTH);
glLineWidth(1);
glColor3f(0.0, 0.0, 0.0);
glBegin(GL_LINE_STRIP);
glVertex2i(x+w/2-d*2, y+h/2+d);
glVertex2i(x+w/2, y+h/2-d - 1);
glVertex2i(x+w/2+d*2, y+h/2+d);
glEnd();
glLineWidth(1.0);
glDisable(GL_LINE_SMOOTH);
}
static void init_internal_icons()
{
bTheme *btheme= U.themes.first;
ImBuf *bbuf= NULL;
int x, y;
char iconfilestr[FILE_MAXDIR+FILE_MAXFILE];
char filenamestr[FILE_MAXFILE+16]; // 16 == strlen(".blender/icons/")+1
if ((btheme!=NULL) && (strlen(btheme->tui.iconfile) > 0)) {
#ifdef WIN32
sprintf(filenamestr, "icons/%s", btheme->tui.iconfile);
#else
sprintf(filenamestr, ".blender/icons/%s", btheme->tui.iconfile);
#endif
BLI_make_file_string("/", iconfilestr, BLI_gethome(), filenamestr);
if (BLI_exists(iconfilestr)) {
bbuf = IMB_loadiffname(iconfilestr, IB_rect);
if(bbuf->x < ICON_IMAGE_W || bbuf->y < ICON_IMAGE_H) {
printf("\n***WARNING***\nIcons file %s too small.\nUsing built-in Icons instead\n", iconfilestr);
IMB_freeImBuf(bbuf);
bbuf= NULL;
}
}
}
if(bbuf==NULL)
bbuf = IMB_ibImageFromMemory((int *)datatoc_blenderbuttons, datatoc_blenderbuttons_size, IB_rect);
for (y=0; y<ICON_GRID_ROWS; y++) {
for (x=0; x<ICON_GRID_COLS; x++) {
def_internal_icon(bbuf, BIFICONID_FIRST + y*ICON_GRID_COLS + x,
x*(ICON_GRID_W+ICON_GRID_MARGIN)+ICON_GRID_MARGIN,
y*(ICON_GRID_H+ICON_GRID_MARGIN)+ICON_GRID_MARGIN, ICON_GRID_W);
}
}
def_internal_vicon(VICON_VIEW3D, vicon_view3d_draw);
def_internal_vicon(VICON_EDIT, vicon_edit_draw);
def_internal_vicon(VICON_EDITMODE_DEHLT, vicon_editmode_dehlt_draw);
def_internal_vicon(VICON_EDITMODE_HLT, vicon_editmode_hlt_draw);
def_internal_vicon(VICON_DISCLOSURE_TRI_RIGHT, vicon_disclosure_tri_right_draw);
def_internal_vicon(VICON_DISCLOSURE_TRI_DOWN, vicon_disclosure_tri_down_draw);
def_internal_vicon(VICON_MOVE_UP, vicon_move_up_draw);
def_internal_vicon(VICON_MOVE_DOWN, vicon_move_down_draw);
def_internal_vicon(VICON_X, vicon_x_draw);
IMB_freeImBuf(bbuf);
}
static void init_iconfile_list(struct ListBase *list)
{
IconFile *ifile;
ImBuf *bbuf= NULL;
struct direntry *dir;
int restoredir = 1; /* restore to current directory */
int totfile, i, index=1;
int ifilex, ifiley;
char icondirstr[FILE_MAX];
char iconfilestr[FILE_MAX+16]; /* allow 256 chars for file+dir */
char olddir[FILE_MAX];
list->first = list->last = NULL;
#ifdef WIN32
BLI_make_file_string("/", icondirstr, BLI_gethome(), "icons");
#else
BLI_make_file_string("/", icondirstr, BLI_gethome(), ".blender/icons");
#endif
if(BLI_exists(icondirstr)==0)
return;
/* since BLI_getdir changes the current working directory, restore it
back to old value afterwards */
if(!BLI_getwdN(olddir))
restoredir = 0;
totfile = BLI_getdir(icondirstr, &dir);
if (restoredir)
chdir(olddir);
for(i=0; i<totfile; i++) {
if( (dir[i].type & S_IFREG) ) {
char *filename = dir[i].relname;
if(BLI_testextensie(filename, ".png")) {
/* check to see if the image is the right size, continue if not */
/* copying strings here should go ok, assuming that we never get back
a complete path to file longer than 256 chars */
sprintf(iconfilestr, "%s/%s", icondirstr, filename);
if(BLI_exists(iconfilestr)) bbuf = IMB_loadiffname(iconfilestr, IB_rect);
ifilex = bbuf->x;
ifiley = bbuf->y;
IMB_freeImBuf(bbuf);
if ((ifilex != ICON_IMAGE_W) || (ifiley != ICON_IMAGE_H))
continue;
/* found a potential icon file, so make an entry for it in the cache list */
ifile = MEM_callocN(sizeof(IconFile), "IconFile");
BLI_strncpy(ifile->filename, filename, sizeof(ifile->filename));
ifile->index = index;
BLI_addtail(list, ifile);
index++;
}
}
}
/* free temporary direntry structure that's been created by BLI_getdir() */
i= totfile-1;
for(; i>=0; i--){
MEM_freeN(dir[i].relname);
if (dir[i].string) MEM_freeN(dir[i].string);
}
free(dir);
dir= 0;
}
static void free_iconfile_list(struct ListBase *list)
{
IconFile *ifile=NULL, *next_ifile=NULL;
for(ifile=list->first; ifile; ifile=next_ifile) {
next_ifile = ifile->next;
BLI_freelinkN(list, ifile);
}
}
int UI_iconfile_get_index(char *filename)
{
IconFile *ifile;
ListBase *list=&(iconfilelist);
for(ifile=list->first; ifile; ifile=ifile->next) {
if ( BLI_streq(filename, ifile->filename)) {
return ifile->index;
}
}
return 0;
}
ListBase *UI_iconfile_list(void)
{
ListBase *list=&(iconfilelist);
return list;
}
void UI_icons_free()
{
free_iconfile_list(&iconfilelist);
BKE_icons_free();
}
void UI_icons_free_drawinfo(void *drawinfo)
{
DrawInfo *di = drawinfo;
if (di)
{
if (di->icon) {
MEM_freeN(di->icon->rect);
MEM_freeN(di->icon);
}
MEM_freeN(di);
}
}
static DrawInfo *icon_create_drawinfo()
{
DrawInfo *di = NULL;
di = MEM_callocN(sizeof(DrawInfo), "di_icon");
di->drawFunc = 0;
di->w = ICON_DEFAULT_HEIGHT;
di->h = ICON_DEFAULT_HEIGHT;
di->icon = NULL;
di->aspect = 1.0f;
return di;
}
int UI_icon_get_width(int icon_id)
{
Icon *icon = NULL;
DrawInfo *di = NULL;
icon = BKE_icon_get(icon_id);
if (!icon) {
printf("UI_icon_get_width: Internal error, no icon for icon ID: %d\n", icon_id);
return 0;
}
di = (DrawInfo *)icon->drawinfo;
if (!di) {
di = icon_create_drawinfo();
icon->drawinfo = di;
}
if (di)
return di->w;
return 0;
}
int UI_icon_get_height(int icon_id)
{
Icon *icon = NULL;
DrawInfo *di = NULL;
icon = BKE_icon_get(icon_id);
if (!icon) {
printf("UI_icon_get_height: Internal error, no icon for icon ID: %d\n", icon_id);
return 0;
}
di = (DrawInfo*)icon->drawinfo;
if (!di) {
di = icon_create_drawinfo();
icon->drawinfo = di;
}
if (di)
return di->h;
return 0;
}
void UI_icons_init(int first_dyn_id)
{
init_iconfile_list(&iconfilelist);
BKE_icons_init(first_dyn_id);
init_internal_icons();
}
#if 0
static void icon_copy_rect(ImBuf *ibuf, unsigned int w, unsigned int h, unsigned int *rect)
{
struct ImBuf *ima;
unsigned int *drect, *srect;
float scaledx, scaledy;
short ex, ey, dx, dy;
/* paranoia test */
if(ibuf==NULL || (ibuf->rect==NULL && ibuf->rect_float==NULL))
return;
/* waste of cpu cyles... but the imbuf API has no other way to scale fast (ton) */
ima = IMB_dupImBuf(ibuf);
if (!ima)
return;
if (ima->x > ima->y) {
scaledx = (float)w;
scaledy = ( (float)ima->y/(float)ima->x )*(float)w;
}
else {
scaledx = ( (float)ima->x/(float)ima->y )*(float)h;
scaledy = (float)h;
}
ex = (short)scaledx;
ey = (short)scaledy;
dx = (w - ex) / 2;
dy = (h - ey) / 2;
IMB_scalefastImBuf(ima, ex, ey);
/* if needed, convert to 32 bits */
if(ima->rect==NULL)
IMB_rect_from_float(ima);
srect = ima->rect;
drect = rect;
drect+= dy*w+dx;
for (;ey > 0; ey--){
memcpy(drect,srect, ex * sizeof(int));
drect += w;
srect += ima->x;
}
IMB_freeImBuf(ima);
}
/* Render size for preview images at level miplevel */
static int preview_render_size(int miplevel)
{
switch (miplevel) {
case 0: return 32;
case 1: return PREVIEW_DEFAULT_HEIGHT;
}
return 0;
}
static void icon_create_mipmap(struct PreviewImage* prv_img, int miplevel)
{
unsigned int size = preview_render_size(miplevel);
if (!prv_img) {
printf("Error: requested preview image does not exist");
}
if (!prv_img->rect[miplevel]) {
prv_img->w[miplevel] = size;
prv_img->h[miplevel] = size;
prv_img->changed[miplevel] = 1;
prv_img->rect[miplevel] = MEM_callocN(size*size*sizeof(unsigned int), "prv_rect");
}
}
/* create single icon from jpg, png etc. */
static void icon_from_image(Image *img, int miplevel)
{
unsigned int pr_size;
short image_loaded = 0;
struct ImBuf* ibuf=NULL;
PreviewImage* pi;
/* img->ok is zero when Image cannot load */
if (img==NULL || img->ok==0)
return;
/* elubie: this needs to be changed: here image is always loaded if not
already there. Very expensive for large images. Need to find a way to
only get existing ibuf */
ibuf = BKE_image_get_ibuf(img, NULL);
if(ibuf==NULL || ibuf->rect==NULL) {
return;
}
pi = BKE_previewimg_get((ID*)img);
if(!pi) {
printf("preview image could'nt be allocated");
return;
}
/* we can only create the preview rect here, since loading possibly deallocated
old preview */
icon_create_mipmap(pi, miplevel);
pr_size = img->preview->w[miplevel]*img->preview->h[miplevel]*sizeof(unsigned int);
image_loaded = 1;
icon_copy_rect(ibuf, img->preview->w[miplevel], img->preview->h[miplevel], img->preview->rect[miplevel]);
}
static void set_alpha(char* cp, int sizex, int sizey, char alpha)
{
int x,y;
for(y=0; y<sizey; y++) {
for(x=0; x<sizex; x++, cp+=4) {
cp[3]= alpha;
}
}
}
#endif
/* only called when icon has changed */
/* only call with valid pointer from UI_icon_draw */
static void icon_set_image(ID *id, DrawInfo *di, PreviewImage* prv_img, int miplevel)
{
#if 0 // XXX - preview renders have to be redesigned - possibly low level op (elubie)
RenderInfo ri;
unsigned int pr_size = 0;
if (!di) return;
if (!prv_img) {
printf("No preview image for this ID: %s\n", id->name);
return;
}
/* no drawing (see last parameter doDraw, just calculate preview image
- hopefully small enough to be fast */
if (GS(id->name) == ID_IM)
icon_from_image((struct Image*)id, miplevel);
else {
/* create the preview rect */
icon_create_mipmap(prv_img, miplevel);
ri.curtile= 0;
ri.tottile= 0;
ri.rect = NULL;
ri.pr_rectx = prv_img->w[miplevel];
ri.pr_recty = prv_img->h[miplevel];
pr_size = ri.pr_rectx*ri.pr_recty*sizeof(unsigned int);
BIF_previewrender(id, &ri, NULL, PR_ICON_RENDER);
/* world is rendered with alpha=0, so it wasn't displayed
this could be render option for sky to, for later */
if (GS(id->name) == ID_WO) {
set_alpha( (char*) ri.rect, ri.pr_rectx, ri.pr_recty, 255);
}
else if (GS(id->name) == ID_MA) {
Material* mat = (Material*)id;
if (mat->mode & MA_HALO) {
set_alpha( (char*) ri.rect, ri.pr_rectx, ri.pr_recty, 255);
}
}
if (ri.rect) {
memcpy(prv_img->rect[miplevel], ri.rect, pr_size);
/* and clean up */
MEM_freeN(ri.rect);
ri.rect = 0;
}
}
#endif
}
static void icon_draw_rect(float x, float y, int w, int h, float aspect, int rw, int rh, unsigned int *rect)
{
ui_rasterpos_safe(x, y, aspect);
if((w<1 || h<1)) {
// XXX - TODO 2.5 verify whether this case can happen
// and only print in debug
printf("what the heck! - icons are %i x %i pixels?\n", w, h);
}
/* rect contains image in 'rendersize', we only scale if needed */
else if(rw!=w && rh!=h) {
ImBuf *ima;
if(w>2000 || h>2000) { /* something has gone wrong! */
printf("insane icon size w=%d h=%d\n",w,h);
return;
}
/* first allocate imbuf for scaling and copy preview into it */
ima = IMB_allocImBuf(rw, rh, 32, IB_rect, 0);
memcpy(ima->rect, rect, rw*rh*sizeof(unsigned int));
/* scale it */
IMB_scaleImBuf(ima, w, h);
glDrawPixels(w, h, GL_RGBA, GL_UNSIGNED_BYTE, ima->rect);
IMB_freeImBuf(ima);
}
else
glDrawPixels(w, h, GL_RGBA, GL_UNSIGNED_BYTE, rect);
}
/* Drawing size for preview images at level miplevel */
static int preview_size(int miplevel)
{
switch (miplevel) {
case 0: return ICON_DEFAULT_HEIGHT;
case 1: return PREVIEW_DEFAULT_HEIGHT;
}
return 0;
}
static void icon_draw_size(float x, float y, int icon_id, float aspect, int miplevel, int draw_size, int nocreate)
{
Icon *icon = NULL;
DrawInfo *di = NULL;
icon = BKE_icon_get(icon_id);
if (!icon) {
printf("icon_draw_mipmap: Internal error, no icon for icon ID: %d\n", icon_id);
return;
}
di = (DrawInfo*)icon->drawinfo;
if (!di) {
di = icon_create_drawinfo();
icon->drawinfo = di;
icon->drawinfo_free = UI_icons_free_drawinfo;
}
di->aspect = aspect;
/* scale width and height according to aspect */
di->w = (int)(draw_size/di->aspect + 0.5f);
di->h = (int)(draw_size/di->aspect + 0.5f);
if (di->drawFunc) {
/* vector icons use the uiBlock transformation, they are not drawn
with untransformed coordinates like the other icons */
di->drawFunc(x, y, ICON_DEFAULT_HEIGHT, ICON_DEFAULT_HEIGHT, 1.0f);
}
else if (di->icon) {
/* it is a builtin icon */
if (!di->icon->rect) return; /* something has gone wrong! */
icon_draw_rect(x,y,di->w, di->h, di->aspect, di->icon->w, di->icon->h, di->icon->rect);
}
else {
PreviewImage* pi = BKE_previewimg_get((ID*)icon->obj);
if (pi) {
if (!nocreate && (pi->changed[miplevel] ||!pi->rect[miplevel])) /* changed only ever set by dynamic icons */
{
// XXX waitcursor(1);
/* create the preview rect if necessary */
icon_set_image((ID*)icon->obj, icon->drawinfo, pi, miplevel);
pi->changed[miplevel] = 0;
// XXX waitcursor(0);
}
if (!pi->rect[miplevel]) return; /* something has gone wrong! */
icon_draw_rect(x,y,di->w, di->h, di->aspect, pi->w[miplevel], pi->h[miplevel], pi->rect[miplevel]);
}
}
}
static void icon_draw_mipmap(float x, float y, int icon_id, float aspect, int miplevel, int nocreate)
{
int draw_size = preview_size(miplevel);
icon_draw_size(x,y,icon_id, aspect, miplevel, draw_size, nocreate);
}
void UI_icon_draw_aspect(float x, float y, int icon_id, float aspect)
{
icon_draw_mipmap(x,y,icon_id, aspect, PREVIEW_MIPMAP_ZERO, 0);
}
void UI_icon_draw(float x, float y, int icon_id)
{
UI_icon_draw_aspect(x, y, icon_id, 1.0f);
}
void UI_icon_draw_size_blended(float x, float y, int size, int icon_id, int shade)
{
if(shade < 0) {
float r= (128+shade)/128.0f;
glPixelTransferf(GL_ALPHA_SCALE, r);
}
icon_draw_size(x,y,icon_id, 1.0f, 0, size, 1);
if(shade < 0)
glPixelTransferf(GL_ALPHA_SCALE, 1.0f);
}
void UI_icon_draw_preview(float x, float y, int icon_id, int nocreate)
{
icon_draw_mipmap(x,y,icon_id, 1.0f, PREVIEW_MIPMAP_LARGE, nocreate);
}
void UI_icon_draw_aspect_blended(float x, float y, int icon_id, float aspect, int shade)
{
if(shade < 0) {
float r= (128+shade)/128.0f;
glPixelTransferf(GL_ALPHA_SCALE, r);
}
UI_icon_draw_aspect(x, y, icon_id, aspect);
if(shade < 0)
glPixelTransferf(GL_ALPHA_SCALE, 1.0f);
}
|