svn merge ^/trunk/blender -r40720:40872
[blender.git] / source / blender / editors / space_image / image_ops.c
1 /*
2  * $Id$
3  *
4  * ***** BEGIN GPL 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.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software Foundation,
18  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
19  *
20  * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
21  * All rights reserved.
22  *
23  * Contributor(s): Blender Foundation, 2002-2009, Xavier Thomas
24  *
25  * ***** END GPL LICENSE BLOCK *****
26  */
27
28 /** \file blender/editors/space_image/image_ops.c
29  *  \ingroup spimage
30  */
31
32
33 #include <stddef.h>
34 #include <string.h>
35 #include <stdlib.h>
36 #include <errno.h>
37
38 #include "MEM_guardedalloc.h"
39
40 #include "BLI_math.h"
41 #include "BLI_blenlib.h"
42 #include "BLI_utildefines.h"
43
44 #include "DNA_object_types.h"
45 #include "DNA_node_types.h"
46 #include "DNA_packedFile_types.h"
47 #include "DNA_scene_types.h"
48
49 #include "BKE_colortools.h"
50 #include "BKE_context.h"
51 #include "BKE_image.h"
52 #include "BKE_global.h"
53 #include "BKE_library.h"
54 #include "BKE_main.h"
55 #include "BKE_node.h"
56 #include "BKE_packedFile.h"
57 #include "BKE_report.h"
58 #include "BKE_screen.h"
59
60 #include "IMB_imbuf.h"
61 #include "IMB_imbuf_types.h"
62
63 #include "RE_pipeline.h"
64
65 #include "RNA_access.h"
66 #include "RNA_define.h"
67 #include "RNA_enum_types.h"
68
69 #include "ED_image.h"
70 #include "ED_render.h"
71 #include "ED_screen.h"
72 #include "ED_space_api.h"
73 #include "ED_uvedit.h"
74 #include "ED_util.h"
75
76 #include "UI_interface.h"
77 #include "UI_resources.h"
78 #include "UI_view2d.h"
79
80 #include "WM_api.h"
81 #include "WM_types.h"
82
83 #include "image_intern.h"
84
85 /******************** view navigation utilities *********************/
86
87 static void sima_zoom_set(SpaceImage *sima, ARegion *ar, float zoom)
88 {
89         float oldzoom= sima->zoom;
90         int width, height;
91
92         sima->zoom= zoom;
93
94         if (sima->zoom > 0.1f && sima->zoom < 4.0f)
95                 return;
96
97         /* check zoom limits */
98         ED_space_image_size(sima, &width, &height);
99
100         width *= sima->zoom;
101         height *= sima->zoom;
102
103         if((width < 4) && (height < 4))
104                 sima->zoom= oldzoom;
105         else if((ar->winrct.xmax - ar->winrct.xmin) <= sima->zoom)
106                 sima->zoom= oldzoom;
107         else if((ar->winrct.ymax - ar->winrct.ymin) <= sima->zoom)
108                 sima->zoom= oldzoom;
109 }
110
111 static void sima_zoom_set_factor(SpaceImage *sima, ARegion *ar, float zoomfac)
112 {
113         sima_zoom_set(sima, ar, sima->zoom*zoomfac);
114 }
115
116 #if 0 // currently unused
117 static int image_poll(bContext *C)
118 {
119         return (CTX_data_edit_image(C) != NULL);
120 }
121 #endif
122
123 static int space_image_buffer_exists_poll(bContext *C)
124 {
125         SpaceImage *sima= CTX_wm_space_image(C);
126         if(sima && sima->spacetype==SPACE_IMAGE)
127                 if(ED_space_image_has_buffer(sima))
128                         return 1;
129         return 0;
130 }
131
132 static int space_image_file_exists_poll(bContext *C)
133 {
134         if(space_image_buffer_exists_poll(C)) {
135                 Main *bmain= CTX_data_main(C);
136                 SpaceImage *sima= CTX_wm_space_image(C);
137                 ImBuf *ibuf;
138                 void *lock;
139                 int poll= 0;
140                 char name[FILE_MAX];
141
142                 ibuf= ED_space_image_acquire_buffer(sima, &lock);
143                 if(ibuf) {
144                         BLI_strncpy(name, ibuf->name, FILE_MAX);
145                         BLI_path_abs(name, bmain->name);
146                         poll= (BLI_exists(name) && BLI_is_writable(name));
147                 }
148                 ED_space_image_release_buffer(sima, lock);
149
150                 return poll;
151         }
152         return 0;
153 }
154
155 static int space_image_poll(bContext *C)
156 {
157         SpaceImage *sima= CTX_wm_space_image(C);
158         if(sima && sima->spacetype==SPACE_IMAGE && sima->image)
159                 return 1;
160         return 0;
161 }
162
163 int space_image_main_area_poll(bContext *C)
164 {
165         SpaceImage *sima= CTX_wm_space_image(C);
166         // XXX ARegion *ar= CTX_wm_region(C);
167
168         if(sima)
169                 return 1; // XXX (ar && ar->type->regionid == RGN_TYPE_WINDOW);
170         
171         return 0;
172 }
173
174 /********************** view pan operator *********************/
175
176 typedef struct ViewPanData {
177         float x, y;
178         float xof, yof;
179         int event_type;
180 } ViewPanData;
181
182 static void view_pan_init(bContext *C, wmOperator *op, wmEvent *event)
183 {
184         SpaceImage *sima= CTX_wm_space_image(C);
185         ViewPanData *vpd;
186
187         op->customdata= vpd= MEM_callocN(sizeof(ViewPanData), "ImageViewPanData");
188         WM_cursor_modal(CTX_wm_window(C), BC_NSEW_SCROLLCURSOR);
189
190         vpd->x= event->x;
191         vpd->y= event->y;
192         vpd->xof= sima->xof;
193         vpd->yof= sima->yof;
194         vpd->event_type= event->type;
195
196         WM_event_add_modal_handler(C, op);
197 }
198
199 static void view_pan_exit(bContext *C, wmOperator *op, int cancel)
200 {
201         SpaceImage *sima= CTX_wm_space_image(C);
202         ViewPanData *vpd= op->customdata;
203
204         if(cancel) {
205                 sima->xof= vpd->xof;
206                 sima->yof= vpd->yof;
207                 ED_region_tag_redraw(CTX_wm_region(C));
208         }
209
210         WM_cursor_restore(CTX_wm_window(C));
211         MEM_freeN(op->customdata);
212 }
213
214 static int view_pan_exec(bContext *C, wmOperator *op)
215 {
216         SpaceImage *sima= CTX_wm_space_image(C);
217         float offset[2];
218
219         RNA_float_get_array(op->ptr, "offset", offset);
220         sima->xof += offset[0];
221         sima->yof += offset[1];
222
223         ED_region_tag_redraw(CTX_wm_region(C));
224
225         /* XXX notifier? */
226 #if 0
227         if(image_preview_active(curarea, NULL, NULL)) {
228                 /* recalculates new preview rect */
229                 scrarea_do_windraw(curarea);
230                 image_preview_event(2);
231         }
232 #endif
233         
234         return OPERATOR_FINISHED;
235 }
236
237 static int view_pan_invoke(bContext *C, wmOperator *op, wmEvent *event)
238 {
239         if (event->type == MOUSEPAN) {
240                 SpaceImage *sima= CTX_wm_space_image(C);
241                 float offset[2];
242                 
243                 offset[0]= (event->x - event->prevx)/sima->zoom;
244                 offset[1]= (event->y - event->prevy)/sima->zoom;
245                 RNA_float_set_array(op->ptr, "offset", offset);
246
247                 view_pan_exec(C, op);
248                 return OPERATOR_FINISHED;
249         }
250         else {
251                 view_pan_init(C, op, event);
252                 return OPERATOR_RUNNING_MODAL;
253         }
254 }
255
256 static int view_pan_modal(bContext *C, wmOperator *op, wmEvent *event)
257 {
258         SpaceImage *sima= CTX_wm_space_image(C);
259         ViewPanData *vpd= op->customdata;
260         float offset[2];
261
262         switch(event->type) {
263                 case MOUSEMOVE:
264                         sima->xof= vpd->xof;
265                         sima->yof= vpd->yof;
266                         offset[0]= (vpd->x - event->x)/sima->zoom;
267                         offset[1]= (vpd->y - event->y)/sima->zoom;
268                         RNA_float_set_array(op->ptr, "offset", offset);
269                         view_pan_exec(C, op);
270                         break;
271                 default:
272                         if(event->type==vpd->event_type &&  event->val==KM_RELEASE) {
273                                 view_pan_exit(C, op, 0);
274                                 return OPERATOR_FINISHED;
275                         }
276                         break;
277         }
278
279         return OPERATOR_RUNNING_MODAL;
280 }
281
282 static int view_pan_cancel(bContext *C, wmOperator *op)
283 {
284         view_pan_exit(C, op, 1);
285         return OPERATOR_CANCELLED;
286 }
287
288 void IMAGE_OT_view_pan(wmOperatorType *ot)
289 {
290         /* identifiers */
291         ot->name= "View Pan";
292         ot->idname= "IMAGE_OT_view_pan";
293         
294         /* api callbacks */
295         ot->exec= view_pan_exec;
296         ot->invoke= view_pan_invoke;
297         ot->modal= view_pan_modal;
298         ot->cancel= view_pan_cancel;
299         ot->poll= space_image_main_area_poll;
300
301         /* flags */
302         ot->flag= OPTYPE_BLOCKING;
303         
304         /* properties */
305         RNA_def_float_vector(ot->srna, "offset", 2, NULL, -FLT_MAX, FLT_MAX,
306                 "Offset", "Offset in floating point units, 1.0 is the width and height of the image", -FLT_MAX, FLT_MAX);
307 }
308
309 /********************** view zoom operator *********************/
310
311 typedef struct ViewZoomData {
312         float x, y;
313         float zoom;
314         int event_type;
315 } ViewZoomData;
316
317 static void view_zoom_init(bContext *C, wmOperator *op, wmEvent *event)
318 {
319         SpaceImage *sima= CTX_wm_space_image(C);
320         ViewZoomData *vpd;
321
322         op->customdata= vpd= MEM_callocN(sizeof(ViewZoomData), "ImageViewZoomData");
323         WM_cursor_modal(CTX_wm_window(C), BC_NSEW_SCROLLCURSOR);
324
325         vpd->x= event->x;
326         vpd->y= event->y;
327         vpd->zoom= sima->zoom;
328         vpd->event_type= event->type;
329         
330         WM_event_add_modal_handler(C, op);
331 }
332
333 static void view_zoom_exit(bContext *C, wmOperator *op, int cancel)
334 {
335         SpaceImage *sima= CTX_wm_space_image(C);
336         ViewZoomData *vpd= op->customdata;
337
338         if(cancel) {
339                 sima->zoom= vpd->zoom;
340                 ED_region_tag_redraw(CTX_wm_region(C));
341         }
342
343         WM_cursor_restore(CTX_wm_window(C));
344         MEM_freeN(op->customdata);
345 }
346
347 static int view_zoom_exec(bContext *C, wmOperator *op)
348 {
349         SpaceImage *sima= CTX_wm_space_image(C);
350         ARegion *ar= CTX_wm_region(C);
351
352         sima_zoom_set_factor(sima, ar, RNA_float_get(op->ptr, "factor"));
353
354         ED_region_tag_redraw(CTX_wm_region(C));
355
356         /* XXX notifier? */
357 #if 0
358         if(image_preview_active(curarea, NULL, NULL)) {
359                 /* recalculates new preview rect */
360                 scrarea_do_windraw(curarea);
361                 image_preview_event(2);
362         }
363 #endif
364         
365         return OPERATOR_FINISHED;
366 }
367
368 static int view_zoom_invoke(bContext *C, wmOperator *op, wmEvent *event)
369 {
370         if (event->type == MOUSEZOOM) {
371                 SpaceImage *sima= CTX_wm_space_image(C);
372                 ARegion *ar= CTX_wm_region(C);
373                 float factor;
374                 
375                 factor= 1.0f + (event->x-event->prevx+event->y-event->prevy)/300.0f;
376                 RNA_float_set(op->ptr, "factor", factor);
377                 sima_zoom_set(sima, ar, sima->zoom*factor);
378                 ED_region_tag_redraw(CTX_wm_region(C));
379                 
380                 return OPERATOR_FINISHED;
381         }
382         else {
383                 view_zoom_init(C, op, event);
384                 return OPERATOR_RUNNING_MODAL;
385         }
386 }
387
388 static int view_zoom_modal(bContext *C, wmOperator *op, wmEvent *event)
389 {
390         SpaceImage *sima= CTX_wm_space_image(C);
391         ARegion *ar= CTX_wm_region(C);
392         ViewZoomData *vpd= op->customdata;
393         float factor;
394
395         switch(event->type) {
396                 case MOUSEMOVE:
397                         factor= 1.0f + (vpd->x-event->x+vpd->y-event->y)/300.0f;
398                         RNA_float_set(op->ptr, "factor", factor);
399                         sima_zoom_set(sima, ar, vpd->zoom*factor);
400                         ED_region_tag_redraw(CTX_wm_region(C));
401                         break;
402                 default:
403                         if(event->type==vpd->event_type && event->val==KM_RELEASE) {
404                                 view_zoom_exit(C, op, 0);
405                                 return OPERATOR_FINISHED;
406                         }
407                         break;
408         }
409
410         return OPERATOR_RUNNING_MODAL;
411 }
412
413 static int view_zoom_cancel(bContext *C, wmOperator *op)
414 {
415         view_zoom_exit(C, op, 1);
416         return OPERATOR_CANCELLED;
417 }
418
419 void IMAGE_OT_view_zoom(wmOperatorType *ot)
420 {
421         /* identifiers */
422         ot->name= "View Zoom";
423         ot->idname= "IMAGE_OT_view_zoom";
424         
425         /* api callbacks */
426         ot->exec= view_zoom_exec;
427         ot->invoke= view_zoom_invoke;
428         ot->modal= view_zoom_modal;
429         ot->cancel= view_zoom_cancel;
430         ot->poll= space_image_main_area_poll;
431
432         /* flags */
433         ot->flag= OPTYPE_BLOCKING;
434         
435         /* properties */
436         RNA_def_float(ot->srna, "factor", 0.0f, 0.0f, FLT_MAX,
437                 "Factor", "Zoom factor, values higher than 1.0 zoom in, lower values zoom out", -FLT_MAX, FLT_MAX);
438 }
439
440 /********************** NDOF operator *********************/
441
442 /* Combined pan/zoom from a 3D mouse device.
443  * Z zooms, XY pans
444  * "view" (not "paper") control -- user moves the viewpoint, not the image being viewed
445  * that explains the negative signs in the code below
446  */
447
448 static int view_ndof_invoke(bContext *C, wmOperator *UNUSED(op), wmEvent *event)
449 {
450         if (event->type != NDOF_MOTION)
451                 return OPERATOR_CANCELLED;
452         else {
453                 SpaceImage *sima= CTX_wm_space_image(C);
454                 ARegion *ar= CTX_wm_region(C);
455
456                 wmNDOFMotionData* ndof = (wmNDOFMotionData*) event->customdata;
457
458                 float dt = ndof->dt;
459                 /* tune these until it feels right */
460                 const float zoom_sensitivity = 0.5f; // 50% per second (I think)
461                 const float pan_sensitivity = 300.f; // screen pixels per second
462
463                 float pan_x = pan_sensitivity * dt * ndof->tvec[0] / sima->zoom;
464                 float pan_y = pan_sensitivity * dt * ndof->tvec[1] / sima->zoom;
465
466                 /* "mouse zoom" factor = 1 + (dx + dy) / 300
467                  * what about "ndof zoom" factor? should behave like this:
468                  * at rest -> factor = 1
469                  * move forward -> factor > 1
470                  * move backward -> factor < 1
471                  */
472                 float zoom_factor = 1.f + zoom_sensitivity * dt * -ndof->tvec[2];
473
474                 if (U.ndof_flag & NDOF_ZOOM_INVERT)
475                         zoom_factor = -zoom_factor;
476
477                 sima_zoom_set_factor(sima, ar, zoom_factor);
478                 sima->xof += pan_x;
479                 sima->yof += pan_y;
480
481                 ED_region_tag_redraw(ar);       
482
483                 return OPERATOR_FINISHED;
484         }
485 }
486
487 void IMAGE_OT_view_ndof(wmOperatorType *ot)
488 {
489         /* identifiers */
490         ot->name= "NDOF Pan/Zoom";
491         ot->idname= "IMAGE_OT_view_ndof";
492         
493         /* api callbacks */
494         ot->invoke= view_ndof_invoke;
495 }
496
497 /********************** view all operator *********************/
498
499 /* Updates the fields of the View2D member of the SpaceImage struct.
500  * Default behavior is to reset the position of the image and set the zoom to 1
501  * If the image will not fit within the window rectangle, the zoom is adjusted */
502
503 static int view_all_exec(bContext *C, wmOperator *UNUSED(op))
504 {
505         SpaceImage *sima;
506         ARegion *ar;
507         float aspx, aspy, zoomx, zoomy, w, h;
508         int width, height;
509
510         /* retrieve state */
511         sima= CTX_wm_space_image(C);
512         ar= CTX_wm_region(C);
513
514         ED_space_image_size(sima, &width, &height);
515         ED_space_image_aspect(sima, &aspx, &aspy);
516
517         w= width*aspx;
518         h= height*aspy;
519         
520         /* check if the image will fit in the image with zoom==1 */
521         width = ar->winrct.xmax - ar->winrct.xmin + 1;
522         height = ar->winrct.ymax - ar->winrct.ymin + 1;
523
524         if((w >= width || h >= height) && (width > 0 && height > 0)) {
525                 /* find the zoom value that will fit the image in the image space */
526                 zoomx= width/w;
527                 zoomy= height/h;
528                 sima_zoom_set(sima, ar, 1.0f/power_of_2(1/MIN2(zoomx, zoomy)));
529         }
530         else
531                 sima_zoom_set(sima, ar, 1.0f);
532
533         sima->xof= sima->yof= 0.0f;
534
535         ED_region_tag_redraw(CTX_wm_region(C));
536         
537         return OPERATOR_FINISHED;
538 }
539
540 void IMAGE_OT_view_all(wmOperatorType *ot)
541 {
542         /* identifiers */
543         ot->name= "View All";
544         ot->idname= "IMAGE_OT_view_all";
545         
546         /* api callbacks */
547         ot->exec= view_all_exec;
548         ot->poll= space_image_main_area_poll;
549 }
550
551 /********************** view selected operator *********************/
552
553 static int view_selected_exec(bContext *C, wmOperator *UNUSED(op))
554 {
555         SpaceImage *sima;
556         ARegion *ar;
557         Scene *scene;
558         Object *obedit;
559         Image *ima;
560         float size, min[2], max[2], d[2], aspx, aspy;
561         int width, height;
562
563         /* retrieve state */
564         sima= CTX_wm_space_image(C);
565         ar= CTX_wm_region(C);
566         scene= (Scene*)CTX_data_scene(C);
567         obedit= CTX_data_edit_object(C);
568
569         ima= ED_space_image(sima);
570         ED_space_image_size(sima, &width, &height);
571         ED_image_aspect(ima, &aspx, &aspy);
572
573         width= width*aspx;
574         height= height*aspy;
575
576         /* get bounds */
577         if(!ED_uvedit_minmax(scene, ima, obedit, min, max))
578                 return OPERATOR_CANCELLED;
579
580         /* adjust offset and zoom */
581         sima->xof= (int)(((min[0] + max[0])*0.5f - 0.5f)*width);
582         sima->yof= (int)(((min[1] + max[1])*0.5f - 0.5f)*height);
583
584         d[0]= max[0] - min[0];
585         d[1]= max[1] - min[1];
586         size= 0.5f*MAX2(d[0], d[1])*MAX2(width, height)/256.0f;
587         
588         if(size<=0.01f) size= 0.01f;
589         sima_zoom_set(sima, ar, 0.7f/size);
590
591         ED_region_tag_redraw(CTX_wm_region(C));
592         
593         return OPERATOR_FINISHED;
594 }
595
596 static int view_selected_poll(bContext *C)
597 {
598         return (space_image_main_area_poll(C) && ED_operator_uvedit(C));
599 }
600
601 void IMAGE_OT_view_selected(wmOperatorType *ot)
602 {
603         /* identifiers */
604         ot->name= "View Center";
605         ot->idname= "IMAGE_OT_view_selected";
606         
607         /* api callbacks */
608         ot->exec= view_selected_exec;
609         ot->poll= view_selected_poll;
610 }
611
612 /********************** view zoom in/out operator *********************/
613
614 static int view_zoom_in_exec(bContext *C, wmOperator *UNUSED(op))
615 {
616         SpaceImage *sima= CTX_wm_space_image(C);
617         ARegion *ar= CTX_wm_region(C);
618
619         sima_zoom_set_factor(sima, ar, 1.25f);
620
621         ED_region_tag_redraw(CTX_wm_region(C));
622         
623         return OPERATOR_FINISHED;
624 }
625
626 void IMAGE_OT_view_zoom_in(wmOperatorType *ot)
627 {
628         /* identifiers */
629         ot->name= "View Zoom In";
630         ot->idname= "IMAGE_OT_view_zoom_in";
631         
632         /* api callbacks */
633         ot->exec= view_zoom_in_exec;
634         ot->poll= space_image_main_area_poll;
635 }
636
637 static int view_zoom_out_exec(bContext *C, wmOperator *UNUSED(op))
638 {
639         SpaceImage *sima= CTX_wm_space_image(C);
640         ARegion *ar= CTX_wm_region(C);
641
642         sima_zoom_set_factor(sima, ar, 0.8f);
643
644         ED_region_tag_redraw(CTX_wm_region(C));
645         
646         return OPERATOR_FINISHED;
647 }
648
649 void IMAGE_OT_view_zoom_out(wmOperatorType *ot)
650 {
651         /* identifiers */
652         ot->name= "View Zoom Out";
653         ot->idname= "IMAGE_OT_view_zoom_out";
654         
655         /* api callbacks */
656         ot->exec= view_zoom_out_exec;
657         ot->poll= space_image_main_area_poll;
658 }
659
660 /********************** view zoom ratio operator *********************/
661
662 static int view_zoom_ratio_exec(bContext *C, wmOperator *op)
663 {
664         SpaceImage *sima= CTX_wm_space_image(C);
665         ARegion *ar= CTX_wm_region(C);
666
667         sima_zoom_set(sima, ar, RNA_float_get(op->ptr, "ratio"));
668         
669         /* ensure pixel exact locations for draw */
670         sima->xof= (int)sima->xof;
671         sima->yof= (int)sima->yof;
672
673         /* XXX notifier? */
674 #if 0
675         if(image_preview_active(curarea, NULL, NULL)) {
676                 /* recalculates new preview rect */
677                 scrarea_do_windraw(curarea);
678                 image_preview_event(2);
679         }
680 #endif
681
682         ED_region_tag_redraw(CTX_wm_region(C));
683         
684         return OPERATOR_FINISHED;
685 }
686
687 void IMAGE_OT_view_zoom_ratio(wmOperatorType *ot)
688 {
689         /* identifiers */
690         ot->name= "View Zoom Ratio";
691         ot->idname= "IMAGE_OT_view_zoom_ratio";
692         
693         /* api callbacks */
694         ot->exec= view_zoom_ratio_exec;
695         ot->poll= space_image_main_area_poll;
696         
697         /* properties */
698         RNA_def_float(ot->srna, "ratio", 0.0f, 0.0f, FLT_MAX,
699                 "Ratio", "Zoom ratio, 1.0 is 1:1, higher is zoomed in, lower is zoomed out", -FLT_MAX, FLT_MAX);
700 }
701
702 /**************** load/replace/save callbacks ******************/
703
704 /* XXX make dynamic */
705 static const EnumPropertyItem image_file_type_items[] = {
706                 {R_TARGA, "TARGA", 0, "Targa", ""},
707                 {R_RAWTGA, "TARGA RAW", 0, "Targa Raw", ""},
708                 {R_PNG, "PNG", 0, "PNG", ""},
709 #ifdef WITH_DDS
710                 {R_DDS, "DDS", 0, "DirectDraw Surface", ""},
711 #endif
712                 {R_BMP, "BMP", 0, "BMP", ""},
713                 {R_JPEG90, "JPEG", 0, "Jpeg", ""},
714 #ifdef WITH_OPENJPEG
715                 {R_JP2, "JPEG_2000", 0, "Jpeg 2000", ""},
716 #endif
717                 {R_IRIS, "IRIS", 0, "Iris", ""},
718 #ifdef WITH_TIFF
719                 {R_TIFF, "TIFF", 0, "Tiff", ""},
720 #endif
721 #ifdef WITH_DDS
722                 {R_RADHDR, "RADIANCE_HDR", 0, "Radiance HDR", ""},
723 #endif
724 #ifdef WITH_CINEON
725                 {R_CINEON, "CINEON", 0, "Cineon", ""},
726                 {R_DPX, "DPX", 0, "DPX", ""},
727 #endif
728 #ifdef WITH_OPENEXR
729                 {R_OPENEXR, "OPENEXR", 0, "OpenEXR", ""},
730         /* saving sequences of multilayer won't work, they copy buffers  */
731         /*if(ima->source==IMA_SRC_SEQUENCE && ima->type==IMA_TYPE_MULTILAYER);
732         else*/
733                 {R_MULTILAYER, "MULTILAYER", 0, "MultiLayer", ""},
734 #endif  
735                 {0, NULL, 0, NULL, NULL}};
736
737 static void image_filesel(bContext *C, wmOperator *op, const char *path)
738 {
739         RNA_string_set(op->ptr, "filepath", path);
740         WM_event_add_fileselect(C, op); 
741 }
742
743 /******************** open image operator ********************/
744
745 static void open_init(bContext *C, wmOperator *op)
746 {
747         PropertyPointerRNA *pprop;
748
749         op->customdata= pprop= MEM_callocN(sizeof(PropertyPointerRNA), "OpenPropertyPointerRNA");
750         uiIDContextProperty(C, &pprop->ptr, &pprop->prop);
751 }
752
753 static int open_cancel(bContext *UNUSED(C), wmOperator *op)
754 {
755         MEM_freeN(op->customdata);
756         op->customdata= NULL;
757         return OPERATOR_CANCELLED;
758 }
759
760 static int open_exec(bContext *C, wmOperator *op)
761 {
762         SpaceImage *sima= CTX_wm_space_image(C); /* XXX other space types can call */
763         Scene *scene= CTX_data_scene(C);
764         Object *obedit= CTX_data_edit_object(C);
765         ImageUser *iuser= NULL;
766         PropertyPointerRNA *pprop;
767         PointerRNA idptr;
768         Image *ima= NULL;
769         char str[FILE_MAX];
770
771         RNA_string_get(op->ptr, "filepath", str);
772         /* default to frame 1 if there's no scene in context */
773
774         errno= 0;
775
776         ima= BKE_add_image_file(str);
777
778         if(!ima) {
779                 if(op->customdata) MEM_freeN(op->customdata);
780                 BKE_reportf(op->reports, RPT_ERROR, "Can't read: \"%s\", %s", str, errno ? strerror(errno) : "Unsupported image format");
781                 return OPERATOR_CANCELLED;
782         }
783         
784         if(!op->customdata)
785                 open_init(C, op);
786
787         /* hook into UI */
788         pprop= op->customdata;
789
790         if(pprop->prop) {
791                 /* when creating new ID blocks, use is already 1, but RNA
792                  * pointer se also increases user, so this compensates it */
793                 ima->id.us--;
794
795                 RNA_id_pointer_create(&ima->id, &idptr);
796                 RNA_property_pointer_set(&pprop->ptr, pprop->prop, idptr);
797                 RNA_property_update(C, &pprop->ptr, pprop->prop);
798         }
799         else if(sima) {
800                 ED_space_image_set(C, sima, scene, obedit, ima);
801                 iuser= &sima->iuser;
802         }
803         else {
804                 Tex *tex= CTX_data_pointer_get_type(C, "texture", &RNA_Texture).data;
805                 if(tex && tex->type==TEX_IMAGE)
806                         iuser= &tex->iuser;
807                 
808         }
809         
810         /* initialize because of new image */
811         if(iuser) {
812                 iuser->sfra= 1;
813                 iuser->offset= 0;
814                 iuser->fie_ima= 2;
815         }
816
817         /* XXX unpackImage frees image buffers */
818         ED_preview_kill_jobs(C);
819         
820         BKE_image_signal(ima, iuser, IMA_SIGNAL_RELOAD);
821         WM_event_add_notifier(C, NC_IMAGE|NA_EDITED, ima);
822         
823         MEM_freeN(op->customdata);
824
825         return OPERATOR_FINISHED;
826 }
827
828 static int open_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
829 {
830         SpaceImage *sima= CTX_wm_space_image(C); /* XXX other space types can call */
831         char *path=U.textudir;
832         Image *ima= NULL;
833
834         if(sima) {
835                 ima= sima->image;
836         }
837
838         if (ima==NULL) {
839                 Tex *tex= CTX_data_pointer_get_type(C, "texture", &RNA_Texture).data;
840                 if(tex && tex->type==TEX_IMAGE)
841                         ima= tex->ima;
842         }
843
844         if(ima)
845                 path= ima->name;
846         
847
848         if(!RNA_property_is_set(op->ptr, "relative_path"))
849                 RNA_boolean_set(op->ptr, "relative_path", U.flag & USER_RELPATHS);
850
851         if(RNA_property_is_set(op->ptr, "filepath"))
852                 return open_exec(C, op);
853         
854         open_init(C, op);
855
856         image_filesel(C, op, path);
857
858         return OPERATOR_RUNNING_MODAL;
859 }
860
861 /* called by other space types too */
862 void IMAGE_OT_open(wmOperatorType *ot)
863 {
864         /* identifiers */
865         ot->name= "Open Image";
866         ot->description= "Open image";
867         ot->idname= "IMAGE_OT_open";
868         
869         /* api callbacks */
870         ot->exec= open_exec;
871         ot->invoke= open_invoke;
872         ot->cancel= open_cancel;
873
874         /* flags */
875         ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
876
877         /* properties */
878         WM_operator_properties_filesel(ot, FOLDERFILE|IMAGEFILE|MOVIEFILE, FILE_SPECIAL, FILE_OPENFILE, WM_FILESEL_FILEPATH|WM_FILESEL_RELPATH);
879 }
880
881 /******************** replace image operator ********************/
882
883 static int replace_exec(bContext *C, wmOperator *op)
884 {
885         SpaceImage *sima= CTX_wm_space_image(C);
886         char str[FILE_MAX];
887
888         if(!sima->image)
889                 return OPERATOR_CANCELLED;
890         
891         RNA_string_get(op->ptr, "filepath", str);
892         BLI_strncpy(sima->image->name, str, sizeof(sima->image->name)); /* we cant do much if the str is longer then 240 :/ */
893
894         /* XXX unpackImage frees image buffers */
895         ED_preview_kill_jobs(C);
896         
897         BKE_image_signal(sima->image, &sima->iuser, IMA_SIGNAL_RELOAD);
898         WM_event_add_notifier(C, NC_IMAGE|NA_EDITED, sima->image);
899
900         return OPERATOR_FINISHED;
901 }
902
903 static int replace_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
904 {
905         SpaceImage *sima= CTX_wm_space_image(C);
906
907         if(!sima->image)
908                 return OPERATOR_CANCELLED;
909
910         if(RNA_property_is_set(op->ptr, "filepath"))
911                 return replace_exec(C, op);
912
913         if(!RNA_property_is_set(op->ptr, "relative_path"))
914                 RNA_boolean_set(op->ptr, "relative_path", (strncmp(sima->image->name, "//", 2))==0);
915
916         image_filesel(C, op, sima->image->name);
917
918         return OPERATOR_RUNNING_MODAL;
919 }
920
921 void IMAGE_OT_replace(wmOperatorType *ot)
922 {
923         /* identifiers */
924         ot->name= "Replace Image";
925         ot->idname= "IMAGE_OT_replace";
926         
927         /* api callbacks */
928         ot->exec= replace_exec;
929         ot->invoke= replace_invoke;
930         ot->poll= space_image_poll;
931
932         /* flags */
933         ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
934
935         /* properties */
936         WM_operator_properties_filesel(ot, FOLDERFILE|IMAGEFILE|MOVIEFILE, FILE_SPECIAL, FILE_OPENFILE, WM_FILESEL_FILEPATH|WM_FILESEL_RELPATH);
937 }
938
939 /******************** save image as operator ********************/
940
941 typedef struct {
942         /* matching scene->r settings */
943         short planes, imtype, subimtype, quality;
944         char filepath[FILE_MAX]; /* keep absolute */
945 } SaveImageOptions;
946
947 static void save_image_options_defaults(SaveImageOptions *simopts)
948 {
949         simopts->planes= R_PLANES24;
950         simopts->imtype= R_PNG;
951         simopts->subimtype= 0;
952         simopts->quality= 90;
953         simopts->filepath[0]= '\0';
954 }
955
956 static int save_image_options_init(SaveImageOptions *simopts, SpaceImage *sima, Scene *scene, const short guess_path)
957 {
958         void *lock;
959         ImBuf *ibuf= ED_space_image_acquire_buffer(sima, &lock);
960
961         if(ibuf) {
962                 Image *ima= sima->image;
963
964                 simopts->planes= ibuf->depth;
965
966                 if(ELEM(ima->type, IMA_TYPE_R_RESULT, IMA_TYPE_COMPOSITE)) {
967                         simopts->imtype= scene->r.imtype;
968                         simopts->planes= scene->r.planes;
969                 }
970                 else if (ima->source == IMA_SRC_GENERATED) {
971                         simopts->imtype= R_PNG;
972                 }
973                 else {
974                         simopts->imtype= BKE_ftype_to_imtype(ibuf->ftype);
975                 }
976                 simopts->subimtype= scene->r.subimtype; /* XXX - this is lame, we need to make these available too! */
977                 simopts->quality= ibuf->ftype & 0xff;
978
979                 BLI_strncpy(simopts->filepath, ibuf->name, sizeof(simopts->filepath));
980
981                 /* sanitize all settings */
982
983                 /* unlikely but just incase */
984                 if (ELEM3(simopts->planes, R_PLANESBW, R_PLANES24, R_PLANES32) == 0) {
985                         simopts->planes= R_PLANES32;
986                 }
987
988                 /* some formats dont use quality so fallback to scenes quality */
989                 if (simopts->quality == 0) {
990                         simopts->quality= scene->r.quality;
991                 }
992
993                 /* check for empty path */
994                 if(guess_path && simopts->filepath[0]==0) {
995                         if ( (G.ima[0] == '/') && (G.ima[1] == '/') && (G.ima[2] == '\0') ) {
996                                 BLI_strncpy(simopts->filepath, "//untitled", FILE_MAX);
997                         } else {
998                                 BLI_strncpy(simopts->filepath, G.ima, FILE_MAX);
999                         }
1000                         BLI_path_abs(simopts->filepath, G.main->name);
1001                 }
1002         }
1003
1004         ED_space_image_release_buffer(sima, lock);
1005
1006         return (ibuf != NULL);
1007 }
1008
1009 static void save_image_options_from_op(SaveImageOptions *simopts, wmOperator *op)
1010 {
1011         if (RNA_property_is_set(op->ptr, "color_mode")) simopts->planes= RNA_enum_get(op->ptr, "color_mode");
1012         if (RNA_property_is_set(op->ptr, "file_format")) simopts->imtype= RNA_enum_get(op->ptr, "file_format");
1013         // if (RNA_property_is_set(op->ptr, "subimtype")) simopts->subimtype= RNA_enum_get(op->ptr, "subimtype"); // XXX
1014         if (RNA_property_is_set(op->ptr, "file_quality")) simopts->quality= RNA_int_get(op->ptr, "file_quality");
1015
1016         if (RNA_property_is_set(op->ptr, "filepath")) {
1017                 RNA_string_get(op->ptr, "filepath", simopts->filepath);
1018                 BLI_path_abs(simopts->filepath, G.main->name);
1019         }
1020 }
1021
1022 static void save_image_options_to_op(SaveImageOptions *simopts, wmOperator *op)
1023 {
1024         RNA_enum_set(op->ptr, "color_mode", simopts->planes);
1025         RNA_enum_set(op->ptr, "file_format", simopts->imtype);
1026         // RNA_enum_set(op->ptr, "subimtype", simopts->subimtype);
1027         RNA_int_set(op->ptr, "file_quality", simopts->quality);
1028
1029         RNA_string_set(op->ptr, "filepath", simopts->filepath);
1030 }
1031
1032 /* assumes name is FILE_MAX */
1033 /* ima->name and ibuf->name should end up the same */
1034 static void save_image_doit(bContext *C, SpaceImage *sima, wmOperator *op, SaveImageOptions *simopts, int do_newpath)
1035 {
1036         Image *ima= ED_space_image(sima);
1037         void *lock;
1038         ImBuf *ibuf= ED_space_image_acquire_buffer(sima, &lock);
1039
1040         if (ibuf) {
1041                 Main *bmain= CTX_data_main(C);
1042                 const short relative= (RNA_struct_find_property(op->ptr, "relative_path") && RNA_boolean_get(op->ptr, "relative_path"));
1043                 const short save_copy= (RNA_struct_find_property(op->ptr, "copy") && RNA_boolean_get(op->ptr, "copy"));
1044                 short ok= FALSE;
1045
1046                 /* old global to ensure a 2nd save goes to same dir */
1047                 BLI_strncpy(G.ima, simopts->filepath, sizeof(G.ima));
1048
1049                 WM_cursor_wait(1);
1050
1051                 if(ima->type == IMA_TYPE_R_RESULT) {
1052                         /* enforce user setting for RGB or RGBA, but skip BW */
1053                         if(simopts->planes==R_PLANES32) {
1054                                 ibuf->depth= 32;
1055                         }
1056                         else if(simopts->planes==R_PLANES24) {
1057                                 ibuf->depth= 24;
1058                         }
1059                 }
1060                 else {
1061                         /* TODO, better solution, if a 24bit image is painted onto it may contain alpha */
1062                         if(ibuf->userflags & IB_BITMAPDIRTY) { /* it has been painted onto */
1063                                 /* checks each pixel, not ideal */
1064                                 ibuf->depth= BKE_alphatest_ibuf(ibuf) ? 32 : 24;
1065                         }
1066                 }
1067                 
1068                 if(simopts->imtype==R_MULTILAYER) {
1069                         Scene *scene= CTX_data_scene(C);
1070                         RenderResult *rr= BKE_image_acquire_renderresult(scene, ima);
1071                         if(rr) {
1072                                 RE_WriteRenderResult(op->reports, rr, simopts->filepath, simopts->quality);
1073                                 ok= TRUE;
1074                         }
1075                         else {
1076                                 BKE_report(op->reports, RPT_ERROR, "Did not write, no Multilayer Image");
1077                         }
1078                         BKE_image_release_renderresult(scene, ima);
1079                 }
1080                 else if (BKE_write_ibuf(ibuf, simopts->filepath, simopts->imtype, simopts->subimtype, simopts->quality)) {
1081                         ok= TRUE;
1082                 }
1083
1084                 if(ok)  {
1085                         if(relative)
1086                                 BLI_path_rel(simopts->filepath, bmain->name); /* only after saving */
1087
1088                         if(ibuf->name[0]==0) {
1089                                 BLI_strncpy(ibuf->name, simopts->filepath, sizeof(ibuf->name));
1090                                 BLI_strncpy(ima->name, simopts->filepath, sizeof(ima->name));
1091                         }
1092
1093                         if(!save_copy) {
1094                                 if(do_newpath) {
1095                                         BLI_strncpy(ima->name, simopts->filepath, sizeof(ima->name));
1096                                         BLI_strncpy(ibuf->name, simopts->filepath, sizeof(ibuf->name));
1097                                 }
1098
1099                                 ibuf->userflags &= ~IB_BITMAPDIRTY;
1100
1101                                 /* change type? */
1102                                 if(ima->type==IMA_TYPE_R_RESULT) {
1103                                         ima->type= IMA_TYPE_IMAGE;
1104
1105                                         /* workaround to ensure the render result buffer is no longer used
1106                                          * by this image, otherwise can crash when a new render result is
1107                                          * created. */
1108                                         if(ibuf->rect && !(ibuf->mall & IB_rect))
1109                                                 imb_freerectImBuf(ibuf);
1110                                         if(ibuf->rect_float && !(ibuf->mall & IB_rectfloat))
1111                                                 imb_freerectfloatImBuf(ibuf);
1112                                         if(ibuf->zbuf && !(ibuf->mall & IB_zbuf))
1113                                                 IMB_freezbufImBuf(ibuf);
1114                                         if(ibuf->zbuf_float && !(ibuf->mall & IB_zbuffloat))
1115                                                 IMB_freezbuffloatImBuf(ibuf);
1116                                 }
1117                                 if( ELEM(ima->source, IMA_SRC_GENERATED, IMA_SRC_VIEWER)) {
1118                                         ima->source= IMA_SRC_FILE;
1119                                         ima->type= IMA_TYPE_IMAGE;
1120                                 }
1121                         }
1122                 }
1123                 else {
1124                         BKE_reportf(op->reports, RPT_ERROR, "Couldn't write image: %s", simopts->filepath);
1125                 }
1126
1127
1128                 WM_event_add_notifier(C, NC_IMAGE|NA_EDITED, sima->image);
1129
1130                 WM_cursor_wait(0);
1131         }
1132
1133         ED_space_image_release_buffer(sima, lock);
1134 }
1135
1136 static int save_as_exec(bContext *C, wmOperator *op)
1137 {
1138         SpaceImage *sima= CTX_wm_space_image(C);
1139         SaveImageOptions simopts;
1140
1141         /* just incase to initialize values,
1142          * these should be set on invoke or by the caller. */
1143         save_image_options_defaults(&simopts);
1144         save_image_options_from_op(&simopts, op);
1145
1146         save_image_doit(C, sima, op, &simopts, TRUE);
1147
1148         return OPERATOR_FINISHED;
1149 }
1150
1151
1152 static int save_as_check(bContext *UNUSED(C), wmOperator *op)
1153 {
1154         char filepath[FILE_MAX];
1155         RNA_string_get(op->ptr, "filepath", filepath);
1156         if(BKE_add_image_extension(filepath, RNA_enum_get(op->ptr, "file_format"))) {
1157                 RNA_string_set(op->ptr, "filepath", filepath);
1158                 return TRUE;
1159         }
1160         return FALSE;
1161 }
1162
1163 static int save_as_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
1164 {
1165         SpaceImage *sima= CTX_wm_space_image(C);
1166         Image *ima = ED_space_image(sima);
1167         Scene *scene= CTX_data_scene(C);
1168         SaveImageOptions simopts;
1169
1170         if(!RNA_property_is_set(op->ptr, "relative_path"))
1171                 RNA_boolean_set(op->ptr, "relative_path", U.flag & USER_RELPATHS);
1172
1173         if(RNA_property_is_set(op->ptr, "filepath"))
1174                 return save_as_exec(C, op);
1175
1176         if (save_image_options_init(&simopts, sima, scene, TRUE) == 0)
1177                 return OPERATOR_CANCELLED;
1178         save_image_options_to_op(&simopts, op);
1179
1180         /* enable save_copy by default for render results */
1181         if(ELEM(ima->type, IMA_TYPE_R_RESULT, IMA_TYPE_COMPOSITE) && !RNA_property_is_set(op->ptr, "copy")) {
1182                 RNA_boolean_set(op->ptr, "copy", TRUE);
1183         }
1184
1185         // XXX note: we can give default menu enums to operator for this
1186         image_filesel(C, op, simopts.filepath);
1187
1188         return OPERATOR_RUNNING_MODAL;
1189 }
1190
1191 void IMAGE_OT_save_as(wmOperatorType *ot)
1192 {
1193         PropertyRNA *prop;
1194
1195         /* identifiers */
1196         ot->name= "Save As Image";
1197         ot->idname= "IMAGE_OT_save_as";
1198         
1199         /* api callbacks */
1200         ot->exec= save_as_exec;
1201         ot->check= save_as_check;
1202         ot->invoke= save_as_invoke;
1203         ot->poll= space_image_buffer_exists_poll;
1204
1205         /* flags */
1206         ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
1207
1208         /* properties */
1209
1210         /* format options */
1211         RNA_def_enum(ot->srna, "file_format", image_file_type_items, R_PNG, "File Type", "File type to save image as");
1212         RNA_def_enum(ot->srna, "color_mode", image_color_mode_items, R_PLANES24, "Channels", "Image channels to save");
1213         prop= RNA_def_int(ot->srna, "file_quality", 90, 0, 100, "Quality", "", 0, 100);
1214         RNA_def_property_subtype(prop, PROP_PERCENTAGE);
1215
1216         WM_operator_properties_filesel(ot, FOLDERFILE|IMAGEFILE|MOVIEFILE, FILE_SPECIAL, FILE_SAVE, WM_FILESEL_FILEPATH|WM_FILESEL_RELPATH);
1217
1218         RNA_def_boolean(ot->srna, "copy", 0, "Copy", "Create a new image file without modifying the current image in blender");
1219 }
1220
1221 /******************** save image operator ********************/
1222
1223 static int save_exec(bContext *C, wmOperator *op)
1224 {
1225         SpaceImage *sima= CTX_wm_space_image(C);
1226         Scene *scene= CTX_data_scene(C);
1227         SaveImageOptions simopts;
1228
1229         if (save_image_options_init(&simopts, sima, scene, FALSE) == 0)
1230                 return OPERATOR_CANCELLED;
1231         save_image_options_from_op(&simopts, op);
1232
1233         if (BLI_exists(simopts.filepath) && BLI_is_writable(simopts.filepath)) {
1234                 save_image_doit(C, sima, op, &simopts, FALSE);
1235         }
1236         else {
1237                 BKE_reportf(op->reports, RPT_ERROR, "Can not save image, path '%s' is not writable", simopts.filepath);
1238                 return OPERATOR_CANCELLED;
1239         }
1240
1241         return OPERATOR_FINISHED;
1242 }
1243
1244 void IMAGE_OT_save(wmOperatorType *ot)
1245 {
1246         /* identifiers */
1247         ot->name= "Save Image";
1248         ot->idname= "IMAGE_OT_save";
1249         
1250         /* api callbacks */
1251         ot->exec= save_exec;
1252         ot->poll= space_image_file_exists_poll;
1253
1254         /* flags */
1255         ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
1256 }
1257
1258 /******************* save sequence operator ********************/
1259
1260 static int save_sequence_exec(bContext *C, wmOperator *op)
1261 {
1262         Main *bmain= CTX_data_main(C);
1263         SpaceImage *sima= CTX_wm_space_image(C);
1264         ImBuf *ibuf;
1265         int tot= 0;
1266         char di[FILE_MAX], fi[FILE_MAX];
1267         
1268         if(sima->image==NULL)
1269                 return OPERATOR_CANCELLED;
1270
1271         if(sima->image->source!=IMA_SRC_SEQUENCE) {
1272                 BKE_report(op->reports, RPT_ERROR, "Can only save sequence on image sequences");
1273                 return OPERATOR_CANCELLED;
1274         }
1275
1276         if(sima->image->type==IMA_TYPE_MULTILAYER) {
1277                 BKE_report(op->reports, RPT_ERROR, "Can't save multilayer sequences");
1278                 return OPERATOR_CANCELLED;
1279         }
1280         
1281         /* get total */
1282         for(ibuf= sima->image->ibufs.first; ibuf; ibuf= ibuf->next) 
1283                 if(ibuf->userflags & IB_BITMAPDIRTY)
1284                         tot++;
1285         
1286         if(tot==0) {
1287                 BKE_report(op->reports, RPT_WARNING, "No images have been changed");
1288                 return OPERATOR_CANCELLED;
1289         }
1290
1291         /* get a filename for menu */
1292         for(ibuf= sima->image->ibufs.first; ibuf; ibuf= ibuf->next) 
1293                 if(ibuf->userflags & IB_BITMAPDIRTY)
1294                         break;
1295         
1296         BLI_strncpy(di, ibuf->name, FILE_MAX);
1297         BLI_splitdirstring(di, fi);
1298         
1299         BKE_reportf(op->reports, RPT_INFO, "%d Image(s) will be saved in %s", tot, di);
1300
1301         for(ibuf= sima->image->ibufs.first; ibuf; ibuf= ibuf->next) {
1302                 if(ibuf->userflags & IB_BITMAPDIRTY) {
1303                         char name[FILE_MAX];
1304                         BLI_strncpy(name, ibuf->name, sizeof(name));
1305                         
1306                         BLI_path_abs(name, bmain->name);
1307
1308                         if(0 == IMB_saveiff(ibuf, name, IB_rect | IB_zbuf | IB_zbuffloat)) {
1309                                 BKE_reportf(op->reports, RPT_ERROR, "Could not write image %s", name);
1310                                 break;
1311                         }
1312
1313                         BKE_reportf(op->reports, RPT_INFO, "Saved: %s\n", ibuf->name);
1314                         ibuf->userflags &= ~IB_BITMAPDIRTY;
1315                 }
1316         }
1317
1318         return OPERATOR_FINISHED;
1319 }
1320
1321 void IMAGE_OT_save_sequence(wmOperatorType *ot)
1322 {
1323         /* identifiers */
1324         ot->name= "Save Sequence";
1325         ot->idname= "IMAGE_OT_save_sequence";
1326         
1327         /* api callbacks */
1328         ot->exec= save_sequence_exec;
1329         ot->poll= space_image_buffer_exists_poll;
1330
1331         /* flags */
1332         ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
1333 }
1334
1335 /******************** reload image operator ********************/
1336
1337 static int reload_exec(bContext *C, wmOperator *UNUSED(op))
1338 {
1339         Image *ima= CTX_data_edit_image(C);
1340         SpaceImage *sima= CTX_wm_space_image(C);
1341
1342         if(!ima)
1343                 return OPERATOR_CANCELLED;
1344
1345         /* XXX unpackImage frees image buffers */
1346         ED_preview_kill_jobs(C);
1347         
1348         // XXX other users?
1349         BKE_image_signal(ima, (sima)? &sima->iuser: NULL, IMA_SIGNAL_RELOAD);
1350
1351         WM_event_add_notifier(C, NC_IMAGE|NA_EDITED, ima);
1352         
1353         return OPERATOR_FINISHED;
1354 }
1355
1356 void IMAGE_OT_reload(wmOperatorType *ot)
1357 {
1358         /* identifiers */
1359         ot->name= "Reload Image";
1360         ot->idname= "IMAGE_OT_reload";
1361         
1362         /* api callbacks */
1363         ot->exec= reload_exec;
1364
1365         /* flags */
1366         ot->flag= OPTYPE_REGISTER; /* no undo, image buffer is not handled by undo */
1367 }
1368
1369 /********************** new image operator *********************/
1370
1371 static int image_new_exec(bContext *C, wmOperator *op)
1372 {
1373         SpaceImage *sima;
1374         Scene *scene;
1375         Object *obedit;
1376         Image *ima;
1377         PointerRNA ptr, idptr;
1378         PropertyRNA *prop;
1379         char name[MAX_ID_NAME-2];
1380         float color[4];
1381         int width, height, floatbuf, uvtestgrid, alpha;
1382
1383         /* retrieve state */
1384         sima= CTX_wm_space_image(C);
1385         scene= (Scene*)CTX_data_scene(C);
1386         obedit= CTX_data_edit_object(C);
1387
1388         RNA_string_get(op->ptr, "name", name);
1389         width= RNA_int_get(op->ptr, "width");
1390         height= RNA_int_get(op->ptr, "height");
1391         floatbuf= RNA_boolean_get(op->ptr, "float");
1392         uvtestgrid= RNA_boolean_get(op->ptr, "uv_test_grid");
1393         RNA_float_get_array(op->ptr, "color", color);
1394         alpha= RNA_boolean_get(op->ptr, "alpha");
1395         
1396         if (!floatbuf && scene->r.color_mgt_flag & R_COLOR_MANAGEMENT)
1397                 linearrgb_to_srgb_v3_v3(color, color);
1398
1399         if(!alpha)
1400                 color[3]= 1.0f;
1401
1402         ima = BKE_add_image_size(width, height, name, alpha ? 32 : 24, floatbuf, uvtestgrid, color);
1403
1404         if(!ima)
1405                 return OPERATOR_CANCELLED;
1406
1407         /* hook into UI */
1408         uiIDContextProperty(C, &ptr, &prop);
1409
1410         if(prop) {
1411                 /* when creating new ID blocks, use is already 1, but RNA
1412                  * pointer se also increases user, so this compensates it */
1413                 ima->id.us--;
1414
1415                 RNA_id_pointer_create(&ima->id, &idptr);
1416                 RNA_property_pointer_set(&ptr, prop, idptr);
1417                 RNA_property_update(C, &ptr, prop);
1418         }
1419         else if(sima)
1420                 ED_space_image_set(C, sima, scene, obedit, ima);
1421
1422         // XXX other users?
1423         BKE_image_signal(ima, (sima)? &sima->iuser: NULL, IMA_SIGNAL_USER_NEW_IMAGE);
1424         
1425         return OPERATOR_FINISHED;
1426 }
1427
1428 /* XXX, Ton is not a fan of OK buttons but using this function to avoid undo/redo bug while in mesh-editmode, - campbell */
1429 static int image_new_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
1430 {
1431         return WM_operator_props_dialog_popup(C, op, 300, 100);
1432
1433 }
1434
1435 void IMAGE_OT_new(wmOperatorType *ot)
1436 {
1437         PropertyRNA *prop;
1438         static float default_color[4]= {0.0f, 0.0f, 0.0f, 1.0f};
1439         
1440         /* identifiers */
1441         ot->name= "New Image";
1442         ot->description= "Create a new image";
1443         ot->idname= "IMAGE_OT_new";
1444         
1445         /* api callbacks */
1446         ot->exec= image_new_exec;
1447         ot->invoke= image_new_invoke;
1448         
1449         /* flags */
1450         ot->flag= OPTYPE_UNDO;
1451
1452         /* properties */
1453         RNA_def_string(ot->srna, "name", "untitled", MAX_ID_NAME-2, "Name", "Image datablock name");
1454         RNA_def_int(ot->srna, "width", 1024, 1, INT_MAX, "Width", "Image width", 1, 16384);
1455         RNA_def_int(ot->srna, "height", 1024, 1, INT_MAX, "Height", "Image height", 1, 16384);
1456         prop= RNA_def_float_color(ot->srna, "color", 4, NULL, 0.0f, FLT_MAX, "Color", "Default fill color", 0.0f, 1.0f);
1457         RNA_def_property_float_array_default(prop, default_color);
1458         RNA_def_boolean(ot->srna, "alpha", 1, "Alpha", "Create an image with an alpha channel");
1459         RNA_def_boolean(ot->srna, "uv_test_grid", 0, "UV Test Grid", "Fill the image with a grid for UV map testing");
1460         RNA_def_boolean(ot->srna, "float", 0, "32 bit Float", "Create image with 32 bit floating point bit depth");
1461 }
1462
1463 /********************* invert operators *********************/
1464
1465 static int image_invert_poll(bContext *C)
1466 {
1467         Image *ima= CTX_data_edit_image(C);
1468         ImBuf *ibuf= BKE_image_get_ibuf(ima, NULL);
1469         
1470         if( ibuf != NULL )
1471                 return 1;
1472         return 0;
1473 }
1474
1475 static int image_invert_exec(bContext *C, wmOperator *op)
1476 {
1477         Image *ima= CTX_data_edit_image(C);
1478         ImBuf *ibuf= BKE_image_get_ibuf(ima, NULL);
1479
1480         // flags indicate if this channel should be inverted
1481         const short r= RNA_boolean_get(op->ptr, "invert_r");
1482         const short g= RNA_boolean_get(op->ptr, "invert_g");
1483         const short b= RNA_boolean_get(op->ptr, "invert_b");
1484         const short a= RNA_boolean_get(op->ptr, "invert_a");
1485
1486         int i;
1487
1488         if( ibuf == NULL) // TODO: this should actually never happen, but does for render-results -> cleanup
1489                 return OPERATOR_CANCELLED;
1490
1491         /* TODO: make this into an IMB_invert_channels(ibuf,r,g,b,a) method!? */
1492         if (ibuf->rect_float) {
1493                 
1494                 float *fp = (float *) ibuf->rect_float;
1495                 for( i = ibuf->x * ibuf->y; i > 0; i--, fp+=4 ) {
1496                         if( r ) fp[0] = 1.0f - fp[0];
1497                         if( g ) fp[1] = 1.0f - fp[1];
1498                         if( b ) fp[2] = 1.0f - fp[2];
1499                         if( a ) fp[3] = 1.0f - fp[3];
1500                 }
1501
1502                 if(ibuf->rect) {
1503                         IMB_rect_from_float(ibuf);
1504                 }
1505         }
1506         else if(ibuf->rect) {
1507                 
1508                 char *cp = (char *) ibuf->rect;
1509                 for( i = ibuf->x * ibuf->y; i > 0; i--, cp+=4 ) {
1510                         if( r ) cp[0] = 255 - cp[0];
1511                         if( g ) cp[1] = 255 - cp[1];
1512                         if( b ) cp[2] = 255 - cp[2];
1513                         if( a ) cp[3] = 255 - cp[3];
1514                 }
1515         }
1516         else {
1517                 return OPERATOR_CANCELLED;
1518         }
1519
1520         ibuf->userflags |= IB_BITMAPDIRTY;
1521         if(ibuf->mipmap[0])
1522                 ibuf->userflags |= IB_MIPMAP_INVALID;
1523
1524         WM_event_add_notifier(C, NC_IMAGE|NA_EDITED, ima);
1525         return OPERATOR_FINISHED;
1526 }
1527
1528 void IMAGE_OT_invert(wmOperatorType *ot)
1529 {
1530         /* identifiers */
1531         ot->name= "Invert Channels";
1532         ot->idname= "IMAGE_OT_invert";
1533         
1534         /* api callbacks */
1535         ot->exec= image_invert_exec;
1536         ot->poll= image_invert_poll;
1537         
1538         /* properties */
1539         RNA_def_boolean(ot->srna, "invert_r", 0, "Red", "Invert Red Channel");
1540         RNA_def_boolean(ot->srna, "invert_g", 0, "Green", "Invert Green Channel");
1541         RNA_def_boolean(ot->srna, "invert_b", 0, "Blue", "Invert Blue Channel");
1542         RNA_def_boolean(ot->srna, "invert_a", 0, "Alpha", "Invert Alpha Channel");
1543         
1544         /* flags */
1545         ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
1546 }
1547
1548 /********************* pack operator *********************/
1549
1550 static int pack_test(bContext *C, wmOperator *op)
1551 {
1552         Image *ima= CTX_data_edit_image(C);
1553         int as_png= RNA_boolean_get(op->ptr, "as_png");
1554
1555         if(!ima)
1556                 return 0;
1557         if(!as_png && ima->packedfile)
1558                 return 0;
1559
1560         if(ima->source==IMA_SRC_SEQUENCE || ima->source==IMA_SRC_MOVIE) {
1561                 BKE_report(op->reports, RPT_ERROR, "Packing movies or image sequences not supported");
1562                 return 0;
1563         }
1564
1565         return 1;
1566 }
1567
1568 static int pack_exec(bContext *C, wmOperator *op)
1569 {
1570         struct Main *bmain= CTX_data_main(C);
1571         Image *ima= CTX_data_edit_image(C);
1572         ImBuf *ibuf= BKE_image_get_ibuf(ima, NULL);
1573         int as_png= RNA_boolean_get(op->ptr, "as_png");
1574
1575         if(!pack_test(C, op))
1576                 return OPERATOR_CANCELLED;
1577         
1578         if(!as_png && (ibuf && (ibuf->userflags & IB_BITMAPDIRTY))) {
1579                 BKE_report(op->reports, RPT_ERROR, "Can't pack edited image from disk, only as internal PNG");
1580                 return OPERATOR_CANCELLED;
1581         }
1582
1583         if(as_png)
1584                 BKE_image_memorypack(ima);
1585         else
1586                 ima->packedfile= newPackedFile(op->reports, ima->name, ID_BLEND_PATH(bmain, &ima->id));
1587
1588         WM_event_add_notifier(C, NC_IMAGE|NA_EDITED, ima);
1589         
1590         return OPERATOR_FINISHED;
1591 }
1592
1593 static int pack_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
1594 {
1595         Image *ima= CTX_data_edit_image(C);
1596         ImBuf *ibuf= BKE_image_get_ibuf(ima, NULL);
1597         uiPopupMenu *pup;
1598         uiLayout *layout;
1599         int as_png= RNA_boolean_get(op->ptr, "as_png");
1600
1601         if(!pack_test(C, op))
1602                 return OPERATOR_CANCELLED;
1603         
1604         if(!as_png && (ibuf && (ibuf->userflags & IB_BITMAPDIRTY))) {
1605                 pup= uiPupMenuBegin(C, "OK", ICON_QUESTION);
1606                 layout= uiPupMenuLayout(pup);
1607                 uiItemBooleanO(layout, "Can't pack edited image from disk. Pack as internal PNG?", ICON_NONE, op->idname, "as_png", 1);
1608                 uiPupMenuEnd(C, pup);
1609
1610                 return OPERATOR_CANCELLED;
1611         }
1612
1613         return pack_exec(C, op);
1614 }
1615
1616 void IMAGE_OT_pack(wmOperatorType *ot)
1617 {
1618         /* identifiers */
1619         ot->name= "Pack Image";
1620         ot->description= "Pack an image as embedded data into the .blend file"; 
1621         ot->idname= "IMAGE_OT_pack";
1622         
1623         /* api callbacks */
1624         ot->exec= pack_exec;
1625         ot->invoke= pack_invoke;
1626
1627         /* flags */
1628         ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
1629
1630         /* properties */
1631         RNA_def_boolean(ot->srna, "as_png", 0, "Pack As PNG", "Pack image as lossless PNG");
1632 }
1633
1634 /********************* unpack operator *********************/
1635
1636 static int image_unpack_exec(bContext *C, wmOperator *op)
1637 {
1638         Image *ima= CTX_data_edit_image(C);
1639         int method= RNA_enum_get(op->ptr, "method");
1640
1641         /* find the suppplied image by name */
1642         if (RNA_property_is_set(op->ptr, "id")) {
1643                 char imaname[MAX_ID_NAME-2];
1644                 RNA_string_get(op->ptr, "id", imaname);
1645                 ima = BLI_findstring(&CTX_data_main(C)->image, imaname, offsetof(ID, name) + 2);
1646                 if (!ima) ima = CTX_data_edit_image(C);
1647         }
1648         
1649         if(!ima || !ima->packedfile)
1650                 return OPERATOR_CANCELLED;
1651
1652         if(ima->source==IMA_SRC_SEQUENCE || ima->source==IMA_SRC_MOVIE) {
1653                 BKE_report(op->reports, RPT_ERROR, "Unpacking movies or image sequences not supported");
1654                 return OPERATOR_CANCELLED;
1655         }
1656
1657         if(G.fileflags & G_AUTOPACK)
1658                 BKE_report(op->reports, RPT_WARNING, "AutoPack is enabled, so image will be packed again on file save");
1659         
1660         /* XXX unpackImage frees image buffers */
1661         ED_preview_kill_jobs(C);
1662         
1663         unpackImage(op->reports, ima, method);
1664         
1665         WM_event_add_notifier(C, NC_IMAGE|NA_EDITED, ima);
1666
1667         return OPERATOR_FINISHED;
1668 }
1669
1670 static int image_unpack_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
1671 {
1672         Image *ima= CTX_data_edit_image(C);
1673
1674         if(RNA_property_is_set(op->ptr, "id"))
1675                 return image_unpack_exec(C, op);
1676                 
1677         if(!ima || !ima->packedfile)
1678                 return OPERATOR_CANCELLED;
1679
1680         if(ima->source==IMA_SRC_SEQUENCE || ima->source==IMA_SRC_MOVIE) {
1681                 BKE_report(op->reports, RPT_ERROR, "Unpacking movies or image sequences not supported");
1682                 return OPERATOR_CANCELLED;
1683         }
1684
1685         if(G.fileflags & G_AUTOPACK)
1686                 BKE_report(op->reports, RPT_WARNING, "AutoPack is enabled, so image will be packed again on file save");
1687
1688         unpack_menu(C, "IMAGE_OT_unpack", ima->id.name+2, ima->name, "textures", ima->packedfile);
1689
1690         return OPERATOR_FINISHED;
1691 }
1692
1693 void IMAGE_OT_unpack(wmOperatorType *ot)
1694 {
1695         /* identifiers */
1696         ot->name= "Unpack Image";
1697         ot->description= "Save an image packed in the .blend file to disk"; 
1698         ot->idname= "IMAGE_OT_unpack";
1699         
1700         /* api callbacks */
1701         ot->exec= image_unpack_exec;
1702         ot->invoke= image_unpack_invoke;
1703
1704         /* flags */
1705         ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
1706         
1707         /* properties */
1708         RNA_def_enum(ot->srna, "method", unpack_method_items, PF_USE_LOCAL, "Method", "How to unpack");
1709         RNA_def_string(ot->srna, "id", "", MAX_ID_NAME-2, "Image Name", "Image datablock name to unpack"); /* XXX, weark!, will fail with library, name collisions */
1710 }
1711
1712 /******************** sample image operator ********************/
1713
1714 typedef struct ImageSampleInfo {
1715         ARegionType *art;
1716         void *draw_handle;
1717         int x, y;
1718         int channels;
1719
1720         char col[4];
1721         float colf[4];
1722         int z;
1723         float zf;
1724
1725         char *colp;
1726         float *colfp;
1727         int *zp;
1728         float *zfp;
1729
1730         int draw;
1731 } ImageSampleInfo;
1732
1733 static void sample_draw(const bContext *UNUSED(C), ARegion *ar, void *arg_info)
1734 {
1735         ImageSampleInfo *info= arg_info;
1736         if(info->draw) {
1737                 /* no color management needed for images (color_manage=0) */
1738                 draw_image_info(ar, 0, info->channels, info->x, info->y, info->colp, info->colfp, info->zp, info->zfp);
1739         }
1740 }
1741
1742 static void sample_apply(bContext *C, wmOperator *op, wmEvent *event)
1743 {
1744         SpaceImage *sima= CTX_wm_space_image(C);
1745         ARegion *ar= CTX_wm_region(C);
1746         void *lock;
1747         ImBuf *ibuf= ED_space_image_acquire_buffer(sima, &lock);
1748         ImageSampleInfo *info= op->customdata;
1749         float fx, fy;
1750         
1751         if(ibuf == NULL) {
1752                 ED_space_image_release_buffer(sima, lock);
1753                 return;
1754         }
1755
1756         UI_view2d_region_to_view(&ar->v2d, event->mval[0], event->mval[1], &fx, &fy);
1757
1758         if(fx>=0.0f && fy>=0.0f && fx<1.0f && fy<1.0f) {
1759                 float *fp;
1760                 char *cp;
1761                 int x= (int)(fx*ibuf->x), y= (int)(fy*ibuf->y);
1762
1763                 CLAMP(x, 0, ibuf->x-1);
1764                 CLAMP(y, 0, ibuf->y-1);
1765
1766                 info->x= x;
1767                 info->y= y;
1768                 info->draw= 1;
1769                 info->channels= ibuf->channels;
1770
1771                 info->colp= NULL;
1772                 info->colfp= NULL;
1773                 info->zp= NULL;
1774                 info->zfp= NULL;
1775                 
1776                 if(ibuf->rect) {
1777                         cp= (char *)(ibuf->rect + y*ibuf->x + x);
1778
1779                         info->col[0]= cp[0];
1780                         info->col[1]= cp[1];
1781                         info->col[2]= cp[2];
1782                         info->col[3]= cp[3];
1783                         info->colp= info->col;
1784
1785                         info->colf[0]= (float)cp[0]/255.0f;
1786                         info->colf[1]= (float)cp[1]/255.0f;
1787                         info->colf[2]= (float)cp[2]/255.0f;
1788                         info->colf[3]= (float)cp[3]/255.0f;
1789                         info->colfp= info->colf;
1790                 }
1791                 if(ibuf->rect_float) {
1792                         fp= (ibuf->rect_float + (ibuf->channels)*(y*ibuf->x + x));
1793
1794                         info->colf[0]= fp[0];
1795                         info->colf[1]= fp[1];
1796                         info->colf[2]= fp[2];
1797                         info->colf[3]= fp[3];
1798                         info->colfp= info->colf;
1799                 }
1800
1801                 if(ibuf->zbuf) {
1802                         info->z= ibuf->zbuf[y*ibuf->x + x];
1803                         info->zp= &info->z;
1804                 }
1805                 if(ibuf->zbuf_float) {
1806                         info->zf= ibuf->zbuf_float[y*ibuf->x + x];
1807                         info->zfp= &info->zf;
1808                 }
1809                 
1810                 if(sima->cumap && ibuf->channels==4) {
1811                         /* we reuse this callback for set curves point operators */
1812                         if(RNA_struct_find_property(op->ptr, "point")) {
1813                                 int point= RNA_enum_get(op->ptr, "point");
1814
1815                                 if(point == 1) {
1816                                         curvemapping_set_black_white(sima->cumap, NULL, info->colfp);
1817                                         if(ibuf->rect_float)
1818                                                 curvemapping_do_ibuf(sima->cumap, ibuf);
1819                                 }
1820                                 else if(point == 0) {
1821                                         curvemapping_set_black_white(sima->cumap, info->colfp, NULL);
1822                                         if(ibuf->rect_float)
1823                                                 curvemapping_do_ibuf(sima->cumap, ibuf);
1824                                 }
1825                         }
1826                 }
1827                                 
1828                 // XXX node curve integration ..
1829 #if 0
1830                 {
1831                         ScrArea *sa, *cur= curarea;
1832                         
1833                         node_curvemap_sample(fp);       /* sends global to node editor */
1834                         for(sa= G.curscreen->areabase.first; sa; sa= sa->next) {
1835                                 if(sa->spacetype==SPACE_NODE) {
1836                                         areawinset(sa->win);
1837                                         scrarea_do_windraw(sa);
1838                                 }
1839                         }
1840                         node_curvemap_sample(NULL);             /* clears global in node editor */
1841                         curarea= cur;
1842                 }
1843 #endif
1844         }
1845         else
1846                 info->draw= 0;
1847
1848         ED_space_image_release_buffer(sima, lock);
1849         ED_area_tag_redraw(CTX_wm_area(C));
1850 }
1851
1852 static void sample_exit(bContext *C, wmOperator *op)
1853 {
1854         ImageSampleInfo *info= op->customdata;
1855
1856         ED_region_draw_cb_exit(info->art, info->draw_handle);
1857         ED_area_tag_redraw(CTX_wm_area(C));
1858         MEM_freeN(info);
1859 }
1860
1861 static int sample_invoke(bContext *C, wmOperator *op, wmEvent *event)
1862 {
1863         SpaceImage *sima= CTX_wm_space_image(C);
1864         ARegion *ar= CTX_wm_region(C);
1865         ImageSampleInfo *info;
1866
1867         if(!ED_space_image_has_buffer(sima))
1868                 return OPERATOR_CANCELLED;
1869         
1870         info= MEM_callocN(sizeof(ImageSampleInfo), "ImageSampleInfo");
1871         info->art= ar->type;
1872         info->draw_handle = ED_region_draw_cb_activate(ar->type, sample_draw, info, REGION_DRAW_POST_PIXEL);
1873         op->customdata= info;
1874
1875         sample_apply(C, op, event);
1876
1877         WM_event_add_modal_handler(C, op);
1878
1879         return OPERATOR_RUNNING_MODAL;
1880 }
1881
1882 static int sample_modal(bContext *C, wmOperator *op, wmEvent *event)
1883 {
1884         switch(event->type) {
1885                 case LEFTMOUSE:
1886                 case RIGHTMOUSE: // XXX hardcoded
1887                         sample_exit(C, op);
1888                         return OPERATOR_CANCELLED;
1889                 case MOUSEMOVE:
1890                         sample_apply(C, op, event);
1891                         break;
1892         }
1893
1894         return OPERATOR_RUNNING_MODAL;
1895 }
1896
1897 static int sample_cancel(bContext *C, wmOperator *op)
1898 {
1899         sample_exit(C, op);
1900         return OPERATOR_CANCELLED;
1901 }
1902
1903 void IMAGE_OT_sample(wmOperatorType *ot)
1904 {
1905         /* identifiers */
1906         ot->name= "Sample Color";
1907         ot->idname= "IMAGE_OT_sample";
1908         
1909         /* api callbacks */
1910         ot->invoke= sample_invoke;
1911         ot->modal= sample_modal;
1912         ot->cancel= sample_cancel;
1913         ot->poll= space_image_main_area_poll;
1914
1915         /* flags */
1916         ot->flag= OPTYPE_BLOCKING;
1917 }
1918
1919 /******************** sample line operator ********************/
1920 static int sample_line_exec(bContext *C, wmOperator *op)
1921 {
1922         SpaceImage *sima= CTX_wm_space_image(C);
1923         ARegion *ar= CTX_wm_region(C);
1924         Scene *scene= CTX_data_scene(C);
1925         
1926         int x_start= RNA_int_get(op->ptr, "xstart");
1927         int y_start= RNA_int_get(op->ptr, "ystart");
1928         int x_end= RNA_int_get(op->ptr, "xend");
1929         int y_end= RNA_int_get(op->ptr, "yend");
1930         
1931         void *lock;
1932         ImBuf *ibuf= ED_space_image_acquire_buffer(sima, &lock);
1933         Histogram *hist= &sima->sample_line_hist;
1934         
1935         float x1f, y1f, x2f, y2f;
1936         int x1, y1, x2, y2;
1937         int i, x, y;
1938         float *fp;
1939         float rgb[3];
1940         unsigned char *cp;
1941         
1942         if (ibuf == NULL) {
1943                 ED_space_image_release_buffer(sima, lock);
1944                 return OPERATOR_CANCELLED;
1945         }
1946         /* hmmmm */
1947         if (ibuf->channels < 3) {
1948                 ED_space_image_release_buffer(sima, lock);
1949                 return OPERATOR_CANCELLED;
1950         }
1951         
1952         UI_view2d_region_to_view(&ar->v2d, x_start, y_start, &x1f, &y1f);
1953         UI_view2d_region_to_view(&ar->v2d, x_end, y_end, &x2f, &y2f);
1954         x1= 0.5f+ x1f*ibuf->x;
1955         x2= 0.5f+ x2f*ibuf->x;
1956         y1= 0.5f+ y1f*ibuf->y;
1957         y2= 0.5f+ y2f*ibuf->y;
1958         
1959         hist->channels = 3;
1960         hist->x_resolution = 256;
1961         hist->xmax = 1.0f;
1962         hist->ymax = 1.0f;
1963         
1964         for (i=0; i<256; i++) {
1965                 x= (int)(0.5f + x1 + (float)i*(x2-x1)/255.0f);
1966                 y= (int)(0.5f + y1 + (float)i*(y2-y1)/255.0f);
1967                 
1968                 if (x<0 || y<0 || x>=ibuf->x || y>=ibuf->y) {
1969                         hist->data_luma[i] = hist->data_r[i] = hist->data_g[i]= hist->data_b[i] = 0.0f;
1970                 } else {
1971                         if (ibuf->rect_float) {
1972                                 fp= (ibuf->rect_float + (ibuf->channels)*(y*ibuf->x + x));
1973
1974                                 if (scene->r.color_mgt_flag & R_COLOR_MANAGEMENT)
1975                                         linearrgb_to_srgb_v3_v3(rgb, fp);
1976                                 else
1977                                         copy_v3_v3(rgb, fp);
1978
1979                                 hist->data_r[i] = rgb[0];
1980                                 hist->data_g[i] = rgb[1];
1981                                 hist->data_b[i] = rgb[2];
1982                                 hist->data_luma[i] = (0.299f*rgb[0] + 0.587f*rgb[1] + 0.114f*rgb[2]);
1983                         }
1984                         else if (ibuf->rect) {
1985                                 cp= (unsigned char *)(ibuf->rect + y*ibuf->x + x);
1986                                 hist->data_r[i] = (float)cp[0]/255.0f;
1987                                 hist->data_g[i] = (float)cp[1]/255.0f;
1988                                 hist->data_b[i] = (float)cp[2]/255.0f;
1989                                 hist->data_luma[i] = (0.299f*cp[0] + 0.587f*cp[1] + 0.114f*cp[2])/255;
1990                         }
1991                 }
1992         }
1993         
1994         ED_space_image_release_buffer(sima, lock);
1995         
1996         ED_area_tag_redraw(CTX_wm_area(C));
1997         
1998         return OPERATOR_FINISHED;
1999 }
2000
2001 static int sample_line_invoke(bContext *C, wmOperator *op, wmEvent *event)
2002 {
2003         SpaceImage *sima= CTX_wm_space_image(C);
2004         
2005         if(!ED_space_image_has_buffer(sima))
2006                 return OPERATOR_CANCELLED;
2007         
2008         return WM_gesture_straightline_invoke(C, op, event);
2009 }
2010
2011 void IMAGE_OT_sample_line(wmOperatorType *ot)
2012 {
2013         /* identifiers */
2014         ot->name= "Sample Line";
2015         ot->idname= "IMAGE_OT_sample_line";
2016         
2017         /* api callbacks */
2018         ot->invoke= sample_line_invoke;
2019         ot->modal= WM_gesture_straightline_modal;
2020         ot->exec= sample_line_exec;
2021         ot->poll= space_image_main_area_poll;
2022         ot->cancel= WM_gesture_straightline_cancel;
2023         
2024         /* flags */
2025         ot->flag= 0; /* no undo/register since this operates on the space */
2026         
2027         WM_operator_properties_gesture_straightline(ot, CURSOR_EDIT);
2028 }
2029
2030 /******************** set curve point operator ********************/
2031
2032 void IMAGE_OT_curves_point_set(wmOperatorType *ot)
2033 {
2034         static EnumPropertyItem point_items[]= {
2035                 {0, "BLACK_POINT", 0, "Black Point", ""},
2036                 {1, "WHITE_POINT", 0, "White Point", ""},
2037                 {0, NULL, 0, NULL, NULL}};
2038
2039         /* identifiers */
2040         ot->name= "Set Curves Point";
2041         ot->idname= "IMAGE_OT_curves_point_set";
2042
2043         /* flags */
2044         ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
2045         
2046         /* api callbacks */
2047         ot->invoke= sample_invoke;
2048         ot->modal= sample_modal;
2049         ot->cancel= sample_cancel;
2050         ot->poll= space_image_main_area_poll;
2051
2052         /* properties */
2053         RNA_def_enum(ot->srna, "point", point_items, 0, "Point", "Set black point or white point for curves");
2054 }
2055
2056 /******************** record composite operator *********************/
2057
2058 typedef struct RecordCompositeData {
2059         wmTimer *timer;
2060         int old_cfra;
2061         int sfra, efra;
2062 } RecordCompositeData;
2063
2064 static int record_composite_apply(bContext *C, wmOperator *op)
2065 {
2066         SpaceImage *sima= CTX_wm_space_image(C);
2067         RecordCompositeData *rcd= op->customdata;
2068         Scene *scene= CTX_data_scene(C);
2069         ImBuf *ibuf;
2070         
2071         WM_timecursor(CTX_wm_window(C), scene->r.cfra);
2072
2073         // XXX scene->nodetree->test_break= blender_test_break;
2074         // XXX scene->nodetree->test_break= NULL;
2075         
2076         BKE_image_all_free_anim_ibufs(scene->r.cfra);
2077         ntreeCompositTagAnimated(scene->nodetree);
2078         ntreeCompositExecTree(scene->nodetree, &scene->r, scene->r.cfra != rcd->old_cfra);      /* 1 is no previews */
2079
2080         ED_area_tag_redraw(CTX_wm_area(C));
2081         
2082         ibuf= BKE_image_get_ibuf(sima->image, &sima->iuser);
2083         /* save memory in flipbooks */
2084         if(ibuf)
2085                 imb_freerectfloatImBuf(ibuf);
2086         
2087         scene->r.cfra++;
2088
2089         return (scene->r.cfra <= rcd->efra);
2090 }
2091
2092 static int record_composite_init(bContext *C, wmOperator *op)
2093 {
2094         SpaceImage *sima= CTX_wm_space_image(C);
2095         Scene *scene= CTX_data_scene(C);
2096         RecordCompositeData *rcd;
2097
2098         if(sima->iuser.frames < 2)
2099                 return 0;
2100         if(scene->nodetree == NULL)
2101                 return 0;
2102         
2103         op->customdata= rcd= MEM_callocN(sizeof(RecordCompositeData), "ImageRecordCompositeData");
2104
2105         rcd->old_cfra= scene->r.cfra;
2106         rcd->sfra= sima->iuser.sfra;
2107         rcd->efra= sima->iuser.sfra + sima->iuser.frames-1;
2108         scene->r.cfra= rcd->sfra;
2109
2110         return 1;
2111 }
2112
2113 static void record_composite_exit(bContext *C, wmOperator *op)
2114 {
2115         Scene *scene= CTX_data_scene(C);
2116         SpaceImage *sima= CTX_wm_space_image(C);
2117         RecordCompositeData *rcd= op->customdata;
2118
2119         scene->r.cfra= rcd->old_cfra;
2120
2121         WM_cursor_restore(CTX_wm_window(C));
2122
2123         if(rcd->timer)
2124                 WM_event_remove_timer(CTX_wm_manager(C), CTX_wm_window(C), rcd->timer);
2125
2126         WM_event_add_notifier(C, NC_IMAGE|NA_EDITED, sima->image);
2127
2128         // XXX play_anim(0);
2129         // XXX allqueue(REDRAWNODE, 1);
2130
2131         MEM_freeN(rcd);
2132 }
2133
2134 static int record_composite_exec(bContext *C, wmOperator *op)
2135 {
2136         if(!record_composite_init(C, op))
2137                 return OPERATOR_CANCELLED;
2138         
2139         while(record_composite_apply(C, op))
2140                 ;
2141         
2142         record_composite_exit(C, op);
2143         
2144         return OPERATOR_FINISHED;
2145 }
2146
2147 static int record_composite_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
2148 {
2149         RecordCompositeData *rcd;
2150         
2151         if(!record_composite_init(C, op))
2152                 return OPERATOR_CANCELLED;
2153
2154         rcd= op->customdata;
2155         rcd->timer= WM_event_add_timer(CTX_wm_manager(C), CTX_wm_window(C), TIMER, 0.0f);
2156         WM_event_add_modal_handler(C, op);
2157
2158         if(!record_composite_apply(C, op))
2159                 return OPERATOR_FINISHED;
2160
2161         return OPERATOR_RUNNING_MODAL;
2162 }
2163
2164 static int record_composite_modal(bContext *C, wmOperator *op, wmEvent *event)
2165 {
2166         RecordCompositeData *rcd= op->customdata;
2167
2168         switch(event->type) {
2169                 case TIMER:
2170                         if(rcd->timer == event->customdata) {
2171                                 if(!record_composite_apply(C, op)) {
2172                                         record_composite_exit(C, op);
2173                                         return OPERATOR_FINISHED;
2174                                 }
2175                         }
2176                         break;
2177                 case ESCKEY:
2178                         record_composite_exit(C, op);
2179                         return OPERATOR_FINISHED;
2180         }
2181
2182         return OPERATOR_RUNNING_MODAL;
2183 }
2184
2185 static int record_composite_cancel(bContext *C, wmOperator *op)
2186 {
2187         record_composite_exit(C, op);
2188         return OPERATOR_CANCELLED;
2189 }
2190
2191 void IMAGE_OT_record_composite(wmOperatorType *ot)
2192 {
2193         /* identifiers */
2194         ot->name= "Record Composite";
2195         ot->idname= "IMAGE_OT_record_composite";
2196         
2197         /* api callbacks */
2198         ot->exec= record_composite_exec;
2199         ot->invoke= record_composite_invoke;
2200         ot->modal= record_composite_modal;
2201         ot->cancel= record_composite_cancel;
2202         ot->poll= space_image_buffer_exists_poll;
2203 }
2204
2205 /********************* cycle render slot operator *********************/
2206
2207 static int cycle_render_slot_poll(bContext *C)
2208 {
2209         Image *ima= CTX_data_edit_image(C);
2210
2211         return (ima && ima->type == IMA_TYPE_R_RESULT);
2212 }
2213
2214 static int cycle_render_slot_exec(bContext *C, wmOperator *op)
2215 {
2216         Image *ima= CTX_data_edit_image(C);
2217         int a, slot, cur= ima->render_slot;
2218         const short use_reverse= RNA_boolean_get(op->ptr, "reverse");
2219
2220         for(a=1; a<IMA_MAX_RENDER_SLOT; a++) {
2221                 slot= (cur + (use_reverse ? -a:a))%IMA_MAX_RENDER_SLOT;
2222                 if(slot<0) slot+=IMA_MAX_RENDER_SLOT;
2223
2224                 if(ima->renders[slot] || slot == ima->last_render_slot) {
2225                         ima->render_slot= slot;
2226                         break;
2227                 }
2228                 else if((slot - 1) == ima->last_render_slot && slot < IMA_MAX_RENDER_SLOT) {
2229                         ima->render_slot= slot;
2230                         break;
2231                 }
2232         }
2233
2234         if(a == IMA_MAX_RENDER_SLOT)
2235                 ima->render_slot= ((cur == 1)? 0: 1);
2236         
2237         WM_event_add_notifier(C, NC_IMAGE|ND_DRAW, NULL);
2238
2239         /* no undo push for browsing existing */
2240         if(ima->renders[ima->render_slot] || ima->render_slot==ima->last_render_slot)
2241                 return OPERATOR_CANCELLED;
2242         
2243         return OPERATOR_FINISHED;
2244 }
2245
2246 void IMAGE_OT_cycle_render_slot(wmOperatorType *ot)
2247 {
2248         /* identifiers */
2249         ot->name= "Cycle Render Slot";
2250         ot->idname= "IMAGE_OT_cycle_render_slot";
2251         
2252         /* api callbacks */
2253         ot->exec= cycle_render_slot_exec;
2254         ot->poll= cycle_render_slot_poll;
2255
2256         /* flags */
2257         ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
2258
2259         RNA_def_boolean(ot->srna, "reverse", 0, "Cycle in Reverse", "");
2260 }
2261
2262 /******************** TODO ********************/
2263
2264 /* XXX notifier? */
2265
2266 /* goes over all ImageUsers, and sets frame numbers if auto-refresh is set */
2267
2268 void ED_image_update_frame(const Main *mainp, int cfra)
2269 {
2270         wmWindowManager *wm;
2271         wmWindow *win;
2272         Tex *tex;
2273         
2274         /* texture users */
2275         for(tex= mainp->tex.first; tex; tex= tex->id.next) {
2276                 if(tex->type==TEX_IMAGE && tex->ima) {
2277                         if(ELEM(tex->ima->source, IMA_SRC_MOVIE, IMA_SRC_SEQUENCE)) {
2278                                 if(tex->iuser.flag & IMA_ANIM_ALWAYS)
2279                                         BKE_image_user_calc_frame(&tex->iuser, cfra, 0);
2280                         }
2281                 }
2282         }
2283         
2284         /* image window, compo node users */
2285         for(wm=mainp->wm.first; wm; wm= wm->id.next) { /* only 1 wm */
2286                 for(win= wm->windows.first; win; win= win->next) {
2287                         ScrArea *sa;
2288                         for(sa= win->screen->areabase.first; sa; sa= sa->next) {
2289                                 if(sa->spacetype==SPACE_VIEW3D) {
2290                                         View3D *v3d= sa->spacedata.first;
2291                                         BGpic *bgpic;
2292                                         for(bgpic= v3d->bgpicbase.first; bgpic; bgpic= bgpic->next)
2293                                                 if(bgpic->iuser.flag & IMA_ANIM_ALWAYS)
2294                                                         BKE_image_user_calc_frame(&bgpic->iuser, cfra, 0);
2295                                 }
2296                                 else if(sa->spacetype==SPACE_IMAGE) {
2297                                         SpaceImage *sima= sa->spacedata.first;
2298                                         if(sima->iuser.flag & IMA_ANIM_ALWAYS)
2299                                                 BKE_image_user_calc_frame(&sima->iuser, cfra, 0);
2300                                 }
2301                                 else if(sa->spacetype==SPACE_NODE) {
2302                                         SpaceNode *snode= sa->spacedata.first;
2303                                         if((snode->treetype==NTREE_COMPOSIT) && (snode->nodetree)) {
2304                                                 bNode *node;
2305                                                 for(node= snode->nodetree->nodes.first; node; node= node->next) {
2306                                                         if(node->id && node->type==CMP_NODE_IMAGE) {
2307                                                                 Image *ima= (Image *)node->id;
2308                                                                 ImageUser *iuser= node->storage;
2309                                                                 if(ELEM(ima->source, IMA_SRC_MOVIE, IMA_SRC_SEQUENCE))
2310                                                                         if(iuser->flag & IMA_ANIM_ALWAYS)
2311                                                                                 BKE_image_user_calc_frame(iuser, cfra, 0);
2312                                                         }
2313                                                 }
2314                                         }
2315                                 }
2316                         }
2317                 }
2318         }
2319 }
2320