source/blender/editors/space_image/image_ops.c

   1 /*
   2  * ***** BEGIN GPL LICENSE BLOCK *****
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License
   6  * as published by the Free Software Foundation; either version 2
   7  * of the License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software Foundation,
  16  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  17  *
  18  * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
  19  * All rights reserved.
  20  *
  21  * Contributor(s): Blender Foundation, 2002-2009, Xavier Thomas
  22  *
  23  * ***** END GPL LICENSE BLOCK *****
  24  */
  25
  26 /** \file blender/editors/space_image/image_ops.c
  27  *  \ingroup spimage
  28  */
  29
  30
  31 #include <stddef.h>
  32 #include <string.h>
  33 #include <stdlib.h>
  34 #include <errno.h>
  35
  36 #include "MEM_guardedalloc.h"
  37
  38 #include "BLI_math.h"
  39 #include "BLI_blenlib.h"
  40 #include "BLI_utildefines.h"
  41
  42 #include "BLF_translation.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_colormanagement.h"
  61 #include "IMB_imbuf.h"
  62 #include "IMB_imbuf_types.h"
  63
  64 #include "RE_pipeline.h"
  65
  66 #include "RNA_access.h"
  67 #include "RNA_define.h"
  68 #include "RNA_enum_types.h"
  69
  70 #include "ED_image.h"
  71 #include "ED_render.h"
  72 #include "ED_screen.h"
  73 #include "ED_space_api.h"
  74 #include "ED_uvedit.h"
  75 #include "ED_util.h"
  76
  77 #include "UI_interface.h"
  78 #include "UI_resources.h"
  79 #include "UI_view2d.h"
  80
  81 #include "WM_api.h"
  82 #include "WM_types.h"
  83
  84 #include "PIL_time.h"
  85
  86 #include "image_intern.h"
  87
  88 /******************** view navigation utilities *********************/
  89
  90 static void sima_zoom_set(SpaceImage *sima, ARegion *ar, float zoom, float location[2])
  91 {
  92         float oldzoom = sima->zoom;
  93         int width, height;
  94
  95         sima->zoom = zoom;
  96
  97         if (sima->zoom < 0.1f || sima->zoom > 4.0f) {
  98                 /* check zoom limits */
  99                 ED_space_image_get_size(sima, &width, &height);
 100
 101                 width *= sima->zoom;
 102                 height *= sima->zoom;
 103
 104                 if ((width < 4) && (height < 4))
 105                         sima->zoom = oldzoom;
 106                 else if (BLI_rcti_size_x(&ar->winrct) <= sima->zoom)
 107                         sima->zoom = oldzoom;
 108                 else if (BLI_rcti_size_y(&ar->winrct) <= sima->zoom)
 109                         sima->zoom = oldzoom;
 110         }
 111
 112         if ((U.uiflag & USER_ZOOM_TO_MOUSEPOS) && location) {
 113                 float aspx, aspy, w, h;
 114
 115                 ED_space_image_get_size(sima, &width, &height);
 116                 ED_space_image_get_aspect(sima, &aspx, &aspy);
 117
 118                 w = width * aspx;
 119                 h = height * aspy;
 120
 121                 sima->xof += ((location[0] - 0.5f) * w - sima->xof) * (sima->zoom - oldzoom) / sima->zoom;
 122                 sima->yof += ((location[1] - 0.5f) * h - sima->yof) * (sima->zoom - oldzoom) / sima->zoom;
 123         }
 124 }
 125
 126 static void sima_zoom_set_factor(SpaceImage *sima, ARegion *ar, float zoomfac, float location[2])
 127 {
 128         sima_zoom_set(sima, ar, sima->zoom * zoomfac, location);
 129 }
 130
 131 #if 0 // currently unused
 132 static int image_poll(bContext *C)
 133 {
 134         return (CTX_data_edit_image(C) != NULL);
 135 }
 136 #endif
 137
 138 static int space_image_buffer_exists_poll(bContext *C)
 139 {
 140         SpaceImage *sima = CTX_wm_space_image(C);
 141         if (sima && sima->spacetype == SPACE_IMAGE)
 142                 if (ED_space_image_has_buffer(sima))
 143                         return 1;
 144         return 0;
 145 }
 146
 147 static int space_image_file_exists_poll(bContext *C)
 148 {
 149         if (space_image_buffer_exists_poll(C)) {
 150                 Main *bmain = CTX_data_main(C);
 151                 SpaceImage *sima = CTX_wm_space_image(C);
 152                 ImBuf *ibuf;
 153                 void *lock;
 154                 int ret = FALSE;
 155                 char name[FILE_MAX];
 156
 157                 ibuf = ED_space_image_acquire_buffer(sima, &lock);
 158                 if (ibuf) {
 159                         BLI_strncpy(name, ibuf->name, FILE_MAX);
 160                         BLI_path_abs(name, bmain->name);
 161
 162                         if (BLI_exists(name) == FALSE) {
 163                                 CTX_wm_operator_poll_msg_set(C, "image file not found");
 164                         }
 165                         else if (BLI_file_is_writable(name) == FALSE) {
 166                                 CTX_wm_operator_poll_msg_set(C, "image path can't be written to");
 167                         }
 168                         else {
 169                                 ret = TRUE;
 170                         }
 171                 }
 172                 ED_space_image_release_buffer(sima, ibuf, lock);
 173
 174                 return ret;
 175         }
 176         return 0;
 177 }
 178
 179 static int space_image_poll(bContext *C)
 180 {
 181         SpaceImage *sima = CTX_wm_space_image(C);
 182         if (sima && sima->spacetype == SPACE_IMAGE && sima->image)
 183                 return 1;
 184         return 0;
 185 }
 186
 187 int space_image_main_area_poll(bContext *C)
 188 {
 189         SpaceImage *sima = CTX_wm_space_image(C);
 190         // XXX ARegion *ar = CTX_wm_region(C);
 191
 192         if (sima)
 193                 return 1;  // XXX (ar && ar->type->regionid == RGN_TYPE_WINDOW);
 194
 195         return 0;
 196 }
 197
 198 /* For IMAGE_OT_curves_point_set to avoid sampling when in uv smooth mode or editmode */
 199 static int space_image_main_area_not_uv_brush_poll(bContext *C)
 200 {
 201         SpaceImage *sima = CTX_wm_space_image(C);
 202         Scene *scene = CTX_data_scene(C);
 203         ToolSettings *toolsettings = scene->toolsettings;
 204
 205         if (sima && !toolsettings->uvsculpt && !scene->obedit)
 206                 return 1;
 207
 208         return 0;
 209 }
 210
 211 static int image_sample_poll(bContext *C)
 212 {
 213         SpaceImage *sima = CTX_wm_space_image(C);
 214         if (sima) {
 215                 Scene *scene = CTX_data_scene(C);
 216                 Object *obedit = CTX_data_edit_object(C);
 217                 ToolSettings *toolsettings = scene->toolsettings;
 218
 219                 if (obedit) {
 220                         if (ED_space_image_show_uvedit(sima, obedit) && (toolsettings->use_uv_sculpt))
 221                                 return FALSE;
 222                 }
 223                 else if (sima->mode != SI_MODE_VIEW) {
 224                         return FALSE;
 225                 }
 226
 227                 return space_image_main_area_poll(C);
 228         }
 229         else {
 230                 return FALSE;
 231         }
 232 }
 233 /********************** view pan operator *********************/
 234
 235 typedef struct ViewPanData {
 236         float x, y;
 237         float xof, yof;
 238         int event_type;
 239 } ViewPanData;
 240
 241 static void image_view_pan_init(bContext *C, wmOperator *op, wmEvent *event)
 242 {
 243         SpaceImage *sima = CTX_wm_space_image(C);
 244         ViewPanData *vpd;
 245
 246         op->customdata = vpd = MEM_callocN(sizeof(ViewPanData), "ImageViewPanData");
 247         WM_cursor_modal(CTX_wm_window(C), BC_NSEW_SCROLLCURSOR);
 248
 249         vpd->x = event->x;
 250         vpd->y = event->y;
 251         vpd->xof = sima->xof;
 252         vpd->yof = sima->yof;
 253         vpd->event_type = event->type;
 254
 255         WM_event_add_modal_handler(C, op);
 256 }
 257
 258 static void image_view_pan_exit(bContext *C, wmOperator *op, int cancel)
 259 {
 260         SpaceImage *sima = CTX_wm_space_image(C);
 261         ViewPanData *vpd = op->customdata;
 262
 263         if (cancel) {
 264                 sima->xof = vpd->xof;
 265                 sima->yof = vpd->yof;
 266                 ED_region_tag_redraw(CTX_wm_region(C));
 267         }
 268
 269         WM_cursor_restore(CTX_wm_window(C));
 270         MEM_freeN(op->customdata);
 271 }
 272
 273 static int image_view_pan_exec(bContext *C, wmOperator *op)
 274 {
 275         SpaceImage *sima = CTX_wm_space_image(C);
 276         float offset[2];
 277
 278         RNA_float_get_array(op->ptr, "offset", offset);
 279         sima->xof += offset[0];
 280         sima->yof += offset[1];
 281
 282         ED_region_tag_redraw(CTX_wm_region(C));
 283
 284         /* XXX notifier? */
 285 #if 0
 286         if (image_preview_active(curarea, NULL, NULL)) {
 287                 /* recalculates new preview rect */
 288                 scrarea_do_windraw(curarea);
 289                 image_preview_event(2);
 290         }
 291 #endif
 292
 293         return OPERATOR_FINISHED;
 294 }
 295
 296 static int image_view_pan_invoke(bContext *C, wmOperator *op, wmEvent *event)
 297 {
 298         if (event->type == MOUSEPAN) {
 299                 SpaceImage *sima = CTX_wm_space_image(C);
 300                 float offset[2];
 301
 302                 offset[0] = (event->prevx - event->x) / sima->zoom;
 303                 offset[1] = (event->prevy - event->y) / sima->zoom;
 304                 RNA_float_set_array(op->ptr, "offset", offset);
 305
 306                 image_view_pan_exec(C, op);
 307                 return OPERATOR_FINISHED;
 308         }
 309         else {
 310                 image_view_pan_init(C, op, event);
 311                 return OPERATOR_RUNNING_MODAL;
 312         }
 313 }
 314
 315 static int image_view_pan_modal(bContext *C, wmOperator *op, wmEvent *event)
 316 {
 317         SpaceImage *sima = CTX_wm_space_image(C);
 318         ViewPanData *vpd = op->customdata;
 319         float offset[2];
 320
 321         switch (event->type) {
 322                 case MOUSEMOVE:
 323                         sima->xof = vpd->xof;
 324                         sima->yof = vpd->yof;
 325                         offset[0] = (vpd->x - event->x) / sima->zoom;
 326                         offset[1] = (vpd->y - event->y) / sima->zoom;
 327                         RNA_float_set_array(op->ptr, "offset", offset);
 328                         image_view_pan_exec(C, op);
 329                         break;
 330                 default:
 331                         if (event->type == vpd->event_type && event->val == KM_RELEASE) {
 332                                 image_view_pan_exit(C, op, 0);
 333                                 return OPERATOR_FINISHED;
 334                         }
 335                         break;
 336         }
 337
 338         return OPERATOR_RUNNING_MODAL;
 339 }
 340
 341 static int image_view_pan_cancel(bContext *C, wmOperator *op)
 342 {
 343         image_view_pan_exit(C, op, 1);
 344         return OPERATOR_CANCELLED;
 345 }
 346
 347 void IMAGE_OT_view_pan(wmOperatorType *ot)
 348 {
 349         /* identifiers */
 350         ot->name = "View Pan";
 351         ot->idname = "IMAGE_OT_view_pan";
 352         ot->description = "Pan the view";
 353
 354         /* api callbacks */
 355         ot->exec = image_view_pan_exec;
 356         ot->invoke = image_view_pan_invoke;
 357         ot->modal = image_view_pan_modal;
 358         ot->cancel = image_view_pan_cancel;
 359         ot->poll = space_image_main_area_poll;
 360
 361         /* flags */
 362         ot->flag = OPTYPE_BLOCKING | OPTYPE_GRAB_POINTER;
 363
 364         /* properties */
 365         RNA_def_float_vector(ot->srna, "offset", 2, NULL, -FLT_MAX, FLT_MAX,
 366                              "Offset", "Offset in floating point units, 1.0 is the width and height of the image", -FLT_MAX, FLT_MAX);
 367 }
 368
 369 /********************** view zoom operator *********************/
 370
 371 typedef struct ViewZoomData {
 372         float origx, origy;
 373         float zoom;
 374         int event_type;
 375         float location[2];
 376
 377         /* needed for continuous zoom */
 378         wmTimer *timer;
 379         double timer_lastdraw;
 380
 381         /* */
 382         SpaceImage *sima;
 383         ARegion *ar;
 384 } ViewZoomData;
 385
 386 static void image_view_zoom_init(bContext *C, wmOperator *op, wmEvent *event)
 387 {
 388         SpaceImage *sima = CTX_wm_space_image(C);
 389         ARegion *ar = CTX_wm_region(C);
 390         ViewZoomData *vpd;
 391
 392         op->customdata = vpd = MEM_callocN(sizeof(ViewZoomData), "ImageViewZoomData");
 393         WM_cursor_modal(CTX_wm_window(C), BC_NSEW_SCROLLCURSOR);
 394
 395         vpd->origx = event->x;
 396         vpd->origy = event->y;
 397         vpd->zoom = sima->zoom;
 398         vpd->event_type = event->type;
 399
 400         UI_view2d_region_to_view(&ar->v2d, event->mval[0], event->mval[1], &vpd->location[0], &vpd->location[1]);
 401
 402         if (U.viewzoom == USER_ZOOM_CONT) {
 403                 /* needs a timer to continue redrawing */
 404                 vpd->timer = WM_event_add_timer(CTX_wm_manager(C), CTX_wm_window(C), TIMER, 0.01f);
 405                 vpd->timer_lastdraw = PIL_check_seconds_timer();
 406         }
 407
 408         vpd->sima = sima;
 409         vpd->ar = ar;
 410
 411         WM_event_add_modal_handler(C, op);
 412 }
 413
 414 static void image_view_zoom_exit(bContext *C, wmOperator *op, int cancel)
 415 {
 416         SpaceImage *sima = CTX_wm_space_image(C);
 417         ViewZoomData *vpd = op->customdata;
 418
 419         if (cancel) {
 420                 sima->zoom = vpd->zoom;
 421                 ED_region_tag_redraw(CTX_wm_region(C));
 422         }
 423
 424         if (vpd->timer)
 425                 WM_event_remove_timer(CTX_wm_manager(C), vpd->timer->win, vpd->timer);
 426
 427         WM_cursor_restore(CTX_wm_window(C));
 428         MEM_freeN(op->customdata);
 429 }
 430
 431 static int image_view_zoom_exec(bContext *C, wmOperator *op)
 432 {
 433         SpaceImage *sima = CTX_wm_space_image(C);
 434         ARegion *ar = CTX_wm_region(C);
 435
 436         sima_zoom_set_factor(sima, ar, RNA_float_get(op->ptr, "factor"), NULL);
 437
 438         ED_region_tag_redraw(CTX_wm_region(C));
 439
 440         /* XXX notifier? */
 441 #if 0
 442         if (image_preview_active(curarea, NULL, NULL)) {
 443                 /* recalculates new preview rect */
 444                 scrarea_do_windraw(curarea);
 445                 image_preview_event(2);
 446         }
 447 #endif
 448
 449         return OPERATOR_FINISHED;
 450 }
 451
 452 enum {
 453         VIEW_PASS = 0,
 454         VIEW_APPLY,
 455         VIEW_CONFIRM
 456 };
 457
 458 static int image_view_zoom_invoke(bContext *C, wmOperator *op, wmEvent *event)
 459 {
 460         if (event->type == MOUSEZOOM || event->type == MOUSEPAN) {
 461                 SpaceImage *sima = CTX_wm_space_image(C);
 462                 ARegion *ar = CTX_wm_region(C);
 463                 float delta, factor, location[2];
 464
 465                 UI_view2d_region_to_view(&ar->v2d, event->mval[0], event->mval[1], &location[0], &location[1]);
 466
 467                 delta = event->prevx - event->x + event->prevy - event->y;
 468
 469                 if (U.uiflag & USER_ZOOM_INVERT)
 470                         delta *= -1;
 471
 472                 factor = 1.0f + delta / 300.0f;
 473                 RNA_float_set(op->ptr, "factor", factor);
 474                 sima_zoom_set(sima, ar, sima->zoom * factor, location);
 475                 ED_region_tag_redraw(CTX_wm_region(C));
 476
 477                 return OPERATOR_FINISHED;
 478         }
 479         else {
 480                 image_view_zoom_init(C, op, event);
 481                 return OPERATOR_RUNNING_MODAL;
 482         }
 483 }
 484
 485 static void image_zoom_apply(ViewZoomData *vpd, wmOperator *op, const int x, const int y, const short viewzoom, const short zoom_invert)
 486 {
 487         float factor;
 488
 489         if (viewzoom == USER_ZOOM_CONT) {
 490                 double time = PIL_check_seconds_timer();
 491                 float time_step = (float)(time - vpd->timer_lastdraw);
 492                 float fac;
 493                 float zfac;
 494
 495                 if (U.uiflag & USER_ZOOM_HORIZ) {
 496                         fac = (float)(x - vpd->origx);
 497                 }
 498                 else {
 499                         fac = (float)(y - vpd->origy);
 500                 }
 501
 502                 if (zoom_invert) {
 503                         fac = -fac;
 504                 }
 505
 506                 /* oldstyle zoom */
 507                 zfac = 1.0f + ((fac / 20.0f) * time_step);
 508                 vpd->timer_lastdraw = time;
 509                 /* this is the final zoom, but instead make it into a factor */
 510                 //zoom = vpd->sima->zoom * zfac;
 511                 factor = (vpd->sima->zoom * zfac) / vpd->zoom;
 512         }
 513         else {
 514                 /* for now do the same things for scale and dolly */
 515                 float delta = x - vpd->origx + y - vpd->origy;
 516
 517                 if (zoom_invert)
 518                         delta *= -1.0f;
 519
 520                 factor = 1.0f + delta / 300.0f;
 521         }
 522
 523         RNA_float_set(op->ptr, "factor", factor);
 524         sima_zoom_set(vpd->sima, vpd->ar, vpd->zoom * factor, vpd->location);
 525         ED_region_tag_redraw(vpd->ar);
 526 }
 527
 528 static int image_view_zoom_modal(bContext *C, wmOperator *op, wmEvent *event)
 529 {
 530         ViewZoomData *vpd = op->customdata;
 531         short event_code = VIEW_PASS;
 532
 533         /* execute the events */
 534         if (event->type == TIMER && event->customdata == vpd->timer) {
 535                 /* continuous zoom */
 536                 event_code = VIEW_APPLY;
 537         }
 538         else if (event->type == MOUSEMOVE) {
 539                 event_code = VIEW_APPLY;
 540         }
 541         else if (event->type == vpd->event_type && event->val == KM_RELEASE) {
 542                 event_code = VIEW_CONFIRM;
 543         }
 544
 545         if (event_code == VIEW_APPLY) {
 546                 image_zoom_apply(vpd, op, event->x, event->y, U.viewzoom, (U.uiflag & USER_ZOOM_INVERT) != 0);
 547         }
 548         else if (event_code == VIEW_CONFIRM) {
 549                 image_view_zoom_exit(C, op, 0);
 550                 return OPERATOR_FINISHED;
 551         }
 552
 553         return OPERATOR_RUNNING_MODAL;
 554 }
 555
 556 static int image_view_zoom_cancel(bContext *C, wmOperator *op)
 557 {
 558         image_view_zoom_exit(C, op, 1);
 559         return OPERATOR_CANCELLED;
 560 }
 561
 562 void IMAGE_OT_view_zoom(wmOperatorType *ot)
 563 {
 564         /* identifiers */
 565         ot->name = "View Zoom";
 566         ot->idname = "IMAGE_OT_view_zoom";
 567         ot->description = "Zoom in/out the image";
 568
 569         /* api callbacks */
 570         ot->exec = image_view_zoom_exec;
 571         ot->invoke = image_view_zoom_invoke;
 572         ot->modal = image_view_zoom_modal;
 573         ot->cancel = image_view_zoom_cancel;
 574         ot->poll = space_image_main_area_poll;
 575
 576         /* flags */
 577         ot->flag = OPTYPE_BLOCKING;
 578
 579         /* properties */
 580         RNA_def_float(ot->srna, "factor", 0.0f, -FLT_MAX, FLT_MAX,
 581                       "Factor", "Zoom factor, values higher than 1.0 zoom in, lower values zoom out", -FLT_MAX, FLT_MAX);
 582 }
 583
 584 /********************** NDOF operator *********************/
 585
 586 /* Combined pan/zoom from a 3D mouse device.
 587  * Z zooms, XY pans
 588  * "view" (not "paper") control -- user moves the viewpoint, not the image being viewed
 589  * that explains the negative signs in the code below
 590  */
 591
 592 static int image_view_ndof_invoke(bContext *C, wmOperator *UNUSED(op), wmEvent *event)
 593 {
 594         if (event->type != NDOF_MOTION)
 595                 return OPERATOR_CANCELLED;
 596         else {
 597                 SpaceImage *sima = CTX_wm_space_image(C);
 598                 ARegion *ar = CTX_wm_region(C);
 599
 600                 wmNDOFMotionData *ndof = (wmNDOFMotionData *) event->customdata;
 601
 602                 float dt = ndof->dt;
 603                 /* tune these until it feels right */
 604                 const float zoom_sensitivity = 0.5f; // 50% per second (I think)
 605                 const float pan_sensitivity = 300.f; // screen pixels per second
 606
 607                 float pan_x = pan_sensitivity * dt * ndof->tvec[0] / sima->zoom;
 608                 float pan_y = pan_sensitivity * dt * ndof->tvec[1] / sima->zoom;
 609
 610                 /* "mouse zoom" factor = 1 + (dx + dy) / 300
 611                  * what about "ndof zoom" factor? should behave like this:
 612                  * at rest -> factor = 1
 613                  * move forward -> factor > 1
 614                  * move backward -> factor < 1
 615                  */
 616                 float zoom_factor = 1.f + zoom_sensitivity * dt * -ndof->tvec[2];
 617
 618                 if (U.ndof_flag & NDOF_ZOOM_INVERT)
 619                         zoom_factor = -zoom_factor;
 620
 621                 sima_zoom_set_factor(sima, ar, zoom_factor, NULL);
 622                 sima->xof += pan_x;
 623                 sima->yof += pan_y;
 624
 625                 ED_region_tag_redraw(ar);
 626
 627                 return OPERATOR_FINISHED;
 628         }
 629 }
 630
 631 void IMAGE_OT_view_ndof(wmOperatorType *ot)
 632 {
 633         /* identifiers */
 634         ot->name = "NDOF Pan/Zoom";
 635         ot->idname = "IMAGE_OT_view_ndof";
 636         ot->description = "Use a 3D mouse device to pan/zoom the view";
 637
 638         /* api callbacks */
 639         ot->invoke = image_view_ndof_invoke;
 640 }
 641
 642 /********************** view all operator *********************/
 643
 644 /* Updates the fields of the View2D member of the SpaceImage struct.
 645  * Default behavior is to reset the position of the image and set the zoom to 1
 646  * If the image will not fit within the window rectangle, the zoom is adjusted */
 647
 648 static int image_view_all_exec(bContext *C, wmOperator *UNUSED(op))
 649 {
 650         SpaceImage *sima;
 651         ARegion *ar;
 652         float aspx, aspy, zoomx, zoomy, w, h;
 653         int width, height;
 654
 655         /* retrieve state */
 656         sima = CTX_wm_space_image(C);
 657         ar = CTX_wm_region(C);
 658
 659         ED_space_image_get_size(sima, &width, &height);
 660         ED_space_image_get_aspect(sima, &aspx, &aspy);
 661
 662         w = width * aspx;
 663         h = height * aspy;
 664
 665         /* check if the image will fit in the image with (zoom == 1) */
 666         width  = BLI_rcti_size_x(&ar->winrct) + 1;
 667         height = BLI_rcti_size_y(&ar->winrct) + 1;
 668
 669         if ((w >= width || h >= height) && (width > 0 && height > 0)) {
 670                 /* find the zoom value that will fit the image in the image space */
 671                 zoomx = width / w;
 672                 zoomy = height / h;
 673                 sima_zoom_set(sima, ar, 1.0f / power_of_2(1.0f / min_ff(zoomx, zoomy)), NULL);
 674         }
 675         else
 676                 sima_zoom_set(sima, ar, 1.0f, NULL);
 677
 678         sima->xof = sima->yof = 0.0f;
 679
 680         ED_region_tag_redraw(CTX_wm_region(C));
 681
 682         return OPERATOR_FINISHED;
 683 }
 684
 685 void IMAGE_OT_view_all(wmOperatorType *ot)
 686 {
 687         /* identifiers */
 688         ot->name = "View All";
 689         ot->idname = "IMAGE_OT_view_all";
 690         ot->description = "View the entire image";
 691
 692         /* api callbacks */
 693         ot->exec = image_view_all_exec;
 694         ot->poll = space_image_main_area_poll;
 695 }
 696
 697 /********************** view selected operator *********************/
 698
 699 static int image_view_selected_exec(bContext *C, wmOperator *UNUSED(op))
 700 {
 701         SpaceImage *sima;
 702         ARegion *ar;
 703         Scene *scene;
 704         Object *obedit;
 705         Image *ima;
 706         float size, min[2], max[2], d[2], aspx, aspy;
 707         int width, height;
 708
 709         /* retrieve state */
 710         sima = CTX_wm_space_image(C);
 711         ar = CTX_wm_region(C);
 712         scene = CTX_data_scene(C);
 713         obedit = CTX_data_edit_object(C);
 714
 715         ima = ED_space_image(sima);
 716         ED_space_image_get_size(sima, &width, &height);
 717         ED_space_image_get_aspect(sima, &aspx, &aspy);
 718
 719         width = width * aspx;
 720         height = height * aspy;
 721
 722         /* get bounds */
 723         if (!ED_uvedit_minmax(scene, ima, obedit, min, max))
 724                 return OPERATOR_CANCELLED;
 725
 726         /* adjust offset and zoom */
 727         sima->xof = (int)(((min[0] + max[0]) * 0.5f - 0.5f) * width);
 728         sima->yof = (int)(((min[1] + max[1]) * 0.5f - 0.5f) * height);
 729
 730         d[0] = max[0] - min[0];
 731         d[1] = max[1] - min[1];
 732         size = 0.5f * MAX2(d[0], d[1]) * MAX2(width, height) / 256.0f;
 733
 734         if (size <= 0.01f) size = 0.01f;
 735         sima_zoom_set(sima, ar, 0.7f / size, NULL);
 736
 737         ED_region_tag_redraw(CTX_wm_region(C));
 738
 739         return OPERATOR_FINISHED;
 740 }
 741
 742 static int image_view_selected_poll(bContext *C)
 743 {
 744         return (space_image_main_area_poll(C) && ED_operator_uvedit(C));
 745 }
 746
 747 void IMAGE_OT_view_selected(wmOperatorType *ot)
 748 {
 749         /* identifiers */
 750         ot->name = "View Center";
 751         ot->idname = "IMAGE_OT_view_selected";
 752         ot->description = "View all selected UVs";
 753
 754         /* api callbacks */
 755         ot->exec = image_view_selected_exec;
 756         ot->poll = image_view_selected_poll;
 757 }
 758
 759 /********************** view zoom in/out operator *********************/
 760
 761 static int image_view_zoom_in_exec(bContext *C, wmOperator *op)
 762 {
 763         SpaceImage *sima = CTX_wm_space_image(C);
 764         ARegion *ar = CTX_wm_region(C);
 765         float location[2];
 766
 767         RNA_float_get_array(op->ptr, "location", location);
 768
 769         sima_zoom_set_factor(sima, ar, 1.25f, location);
 770
 771         ED_region_tag_redraw(CTX_wm_region(C));
 772
 773         return OPERATOR_FINISHED;
 774 }
 775
 776 static int image_view_zoom_in_invoke(bContext *C, wmOperator *op, wmEvent *event)
 777 {
 778         ARegion *ar = CTX_wm_region(C);
 779         float location[2];
 780
 781         UI_view2d_region_to_view(&ar->v2d, event->mval[0], event->mval[1], &location[0], &location[1]);
 782         RNA_float_set_array(op->ptr, "location", location);
 783
 784         return image_view_zoom_in_exec(C, op);
 785 }
 786
 787 void IMAGE_OT_view_zoom_in(wmOperatorType *ot)
 788 {
 789         /* identifiers */
 790         ot->name = "View Zoom In";
 791         ot->idname = "IMAGE_OT_view_zoom_in";
 792         ot->description = "Zoom in the image (centered around 2D cursor)";
 793
 794         /* api callbacks */
 795         ot->invoke = image_view_zoom_in_invoke;
 796         ot->exec = image_view_zoom_in_exec;
 797         ot->poll = space_image_main_area_poll;
 798
 799         /* properties */
 800         RNA_def_float_vector(ot->srna, "location", 2, NULL, -FLT_MAX, FLT_MAX, "Location", "Cursor location in screen coordinates", -10.0f, 10.0f);
 801 }
 802
 803 static int image_view_zoom_out_exec(bContext *C, wmOperator *op)
 804 {
 805         SpaceImage *sima = CTX_wm_space_image(C);
 806         ARegion *ar = CTX_wm_region(C);
 807         float location[2];
 808
 809         RNA_float_get_array(op->ptr, "location", location);
 810
 811         sima_zoom_set_factor(sima, ar, 0.8f, location);
 812
 813         ED_region_tag_redraw(CTX_wm_region(C));
 814
 815         return OPERATOR_FINISHED;
 816 }
 817
 818 static int image_view_zoom_out_invoke(bContext *C, wmOperator *op, wmEvent *event)
 819 {
 820         ARegion *ar = CTX_wm_region(C);
 821         float location[2];
 822
 823         UI_view2d_region_to_view(&ar->v2d, event->mval[0], event->mval[1], &location[0], &location[1]);
 824         RNA_float_set_array(op->ptr, "location", location);
 825
 826         return image_view_zoom_out_exec(C, op);
 827 }
 828
 829 void IMAGE_OT_view_zoom_out(wmOperatorType *ot)
 830 {
 831         /* identifiers */
 832         ot->name = "View Zoom Out";
 833         ot->idname = "IMAGE_OT_view_zoom_out";
 834         ot->description = "Zoom out the image (centered around 2D cursor)";
 835
 836         /* api callbacks */
 837         ot->invoke = image_view_zoom_out_invoke;
 838         ot->exec = image_view_zoom_out_exec;
 839         ot->poll = space_image_main_area_poll;
 840
 841         /* properties */
 842         RNA_def_float_vector(ot->srna, "location", 2, NULL, -FLT_MAX, FLT_MAX, "Location", "Cursor location in screen coordinates", -10.0f, 10.0f);
 843 }
 844
 845 /********************** view zoom ratio operator *********************/
 846
 847 static int image_view_zoom_ratio_exec(bContext *C, wmOperator *op)
 848 {
 849         SpaceImage *sima = CTX_wm_space_image(C);
 850         ARegion *ar = CTX_wm_region(C);
 851
 852         sima_zoom_set(sima, ar, RNA_float_get(op->ptr, "ratio"), NULL);
 853
 854         /* ensure pixel exact locations for draw */
 855         sima->xof = (int)sima->xof;
 856         sima->yof = (int)sima->yof;
 857
 858         /* XXX notifier? */
 859 #if 0
 860         if (image_preview_active(curarea, NULL, NULL)) {
 861                 /* recalculates new preview rect */
 862                 scrarea_do_windraw(curarea);
 863                 image_preview_event(2);
 864         }
 865 #endif
 866
 867         ED_region_tag_redraw(CTX_wm_region(C));
 868
 869         return OPERATOR_FINISHED;
 870 }
 871
 872 void IMAGE_OT_view_zoom_ratio(wmOperatorType *ot)
 873 {
 874         /* identifiers */
 875         ot->name = "View Zoom Ratio";
 876         ot->idname = "IMAGE_OT_view_zoom_ratio";
 877         ot->description = "Set zoom ratio of the view";
 878
 879         /* api callbacks */
 880         ot->exec = image_view_zoom_ratio_exec;
 881         ot->poll = space_image_main_area_poll;
 882
 883         /* properties */
 884         RNA_def_float(ot->srna, "ratio", 0.0f, -FLT_MAX, FLT_MAX,
 885                       "Ratio", "Zoom ratio, 1.0 is 1:1, higher is zoomed in, lower is zoomed out", -FLT_MAX, FLT_MAX);
 886 }
 887
 888 /**************** load/replace/save callbacks ******************/
 889 static void image_filesel(bContext *C, wmOperator *op, const char *path)
 890 {
 891         RNA_string_set(op->ptr, "filepath", path);
 892         WM_event_add_fileselect(C, op);
 893 }
 894
 895 /******************** open image operator ********************/
 896
 897 static void image_open_init(bContext *C, wmOperator *op)
 898 {
 899         PropertyPointerRNA *pprop;
 900
 901         op->customdata = pprop = MEM_callocN(sizeof(PropertyPointerRNA), "OpenPropertyPointerRNA");
 902         uiIDContextProperty(C, &pprop->ptr, &pprop->prop);
 903 }
 904
 905 static int image_open_cancel(bContext *UNUSED(C), wmOperator *op)
 906 {
 907         MEM_freeN(op->customdata);
 908         op->customdata = NULL;
 909         return OPERATOR_CANCELLED;
 910 }
 911
 912 static int image_open_exec(bContext *C, wmOperator *op)
 913 {
 914         SpaceImage *sima = CTX_wm_space_image(C); /* XXX other space types can call */
 915         Scene *scene = CTX_data_scene(C);
 916         Object *obedit = CTX_data_edit_object(C);
 917         ImageUser *iuser = NULL;
 918         PropertyPointerRNA *pprop;
 919         PointerRNA idptr;
 920         Image *ima = NULL;
 921         char str[FILE_MAX];
 922
 923         RNA_string_get(op->ptr, "filepath", str);
 924         /* default to frame 1 if there's no scene in context */
 925
 926         errno = 0;
 927
 928         ima = BKE_image_load_exists(str);
 929
 930         if (!ima) {
 931                 if (op->customdata) MEM_freeN(op->customdata);
 932                 BKE_reportf(op->reports, RPT_ERROR, "Cannot read '%s': %s",
 933                             str, errno ? strerror(errno) : TIP_("unsupported image format"));
 934                 return OPERATOR_CANCELLED;
 935         }
 936
 937         if (!op->customdata)
 938                 image_open_init(C, op);
 939
 940         /* hook into UI */
 941         pprop = op->customdata;
 942
 943         if (pprop->prop) {
 944                 /* when creating new ID blocks, use is already 1, but RNA
 945                  * pointer se also increases user, so this compensates it */
 946                 ima->id.us--;
 947
 948                 RNA_id_pointer_create(&ima->id, &idptr);
 949                 RNA_property_pointer_set(&pprop->ptr, pprop->prop, idptr);
 950                 RNA_property_update(C, &pprop->ptr, pprop->prop);
 951         }
 952         else if (sima) {
 953                 ED_space_image_set(sima, scene, obedit, ima);
 954                 iuser = &sima->iuser;
 955         }
 956         else {
 957                 Tex *tex = CTX_data_pointer_get_type(C, "texture", &RNA_Texture).data;
 958                 if (tex && tex->type == TEX_IMAGE)
 959                         iuser = &tex->iuser;
 960
 961         }
 962
 963         /* initialize because of new image */
 964         if (iuser) {
 965                 iuser->sfra = 1;
 966                 iuser->offset = 0;
 967                 iuser->fie_ima = 2;
 968         }
 969
 970         /* XXX unpackImage frees image buffers */
 971         ED_preview_kill_jobs(C);
 972
 973         BKE_image_signal(ima, iuser, IMA_SIGNAL_RELOAD);
 974         WM_event_add_notifier(C, NC_IMAGE | NA_EDITED, ima);
 975
 976         MEM_freeN(op->customdata);
 977
 978         return OPERATOR_FINISHED;
 979 }
 980
 981 static int image_open_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
 982 {
 983         SpaceImage *sima = CTX_wm_space_image(C); /* XXX other space types can call */
 984         char *path = U.textudir;
 985         Image *ima = NULL;
 986
 987         if (sima) {
 988                 ima = sima->image;
 989         }
 990
 991         if (ima == NULL) {
 992                 Tex *tex = CTX_data_pointer_get_type(C, "texture", &RNA_Texture).data;
 993                 if (tex && tex->type == TEX_IMAGE)
 994                         ima = tex->ima;
 995         }
 996
 997         if (ima == NULL) {
 998                 PointerRNA ptr;
 999                 PropertyRNA *prop;
1000
1001                 /* hook into UI */
1002                 uiIDContextProperty(C, &ptr, &prop);
1003
1004                 if (prop) {
1005                         PointerRNA oldptr;
1006                         Image *oldima;
1007
1008                         oldptr = RNA_property_pointer_get(&ptr, prop);
1009                         oldima = (Image *)oldptr.id.data;
1010                         /* unlikely to fail but better avoid strange crash */
1011                         if (oldima && GS(oldima->id.name) == ID_IM) {
1012                                 ima = oldima;
1013                         }
1014                 }
1015         }
1016
1017         if (ima)
1018                 path = ima->name;
1019
1020         if (RNA_struct_property_is_set(op->ptr, "filepath"))
1021                 return image_open_exec(C, op);
1022
1023         image_open_init(C, op);
1024
1025         image_filesel(C, op, path);
1026
1027         return OPERATOR_RUNNING_MODAL;
1028 }
1029
1030 /* called by other space types too */
1031 void IMAGE_OT_open(wmOperatorType *ot)
1032 {
1033         /* identifiers */
1034         ot->name = "Open Image";
1035         ot->description = "Open image";
1036         ot->idname = "IMAGE_OT_open";
1037
1038         /* api callbacks */
1039         ot->exec = image_open_exec;
1040         ot->invoke = image_open_invoke;
1041         ot->cancel = image_open_cancel;
1042
1043         /* flags */
1044         ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
1045
1046         /* properties */
1047         WM_operator_properties_filesel(ot, FOLDERFILE | IMAGEFILE | MOVIEFILE, FILE_SPECIAL, FILE_OPENFILE,
1048                                        WM_FILESEL_FILEPATH | WM_FILESEL_RELPATH, FILE_DEFAULTDISPLAY);
1049 }
1050
1051 /******************** Match movie length operator ********************/
1052 static int image_match_len_exec(bContext *C, wmOperator *UNUSED(op))
1053 {
1054         Scene *scene = CTX_data_scene(C);
1055         Image *ima = CTX_data_pointer_get_type(C, "edit_image", &RNA_Image).data;
1056         ImageUser *iuser = CTX_data_pointer_get_type(C, "edit_image_user", &RNA_ImageUser).data;
1057
1058         if (!ima || !iuser) {
1059                 /* Try to get a Texture, or a SpaceImage from context... */
1060                 SpaceImage *sima = CTX_wm_space_image(C);
1061                 Tex *tex = CTX_data_pointer_get_type(C, "texture", &RNA_Texture).data;
1062                 if (tex && tex->type == TEX_IMAGE) {
1063                         ima = tex->ima;
1064                         iuser = &tex->iuser;
1065                 }
1066                 else if (sima) {
1067                         ima = sima->image;
1068                         iuser = &sima->iuser;
1069                 }
1070
1071         }
1072
1073         if (!ima || !iuser || !ima->anim)
1074                 return OPERATOR_CANCELLED;
1075
1076         iuser->frames = IMB_anim_get_duration(ima->anim, IMB_TC_RECORD_RUN);
1077         BKE_image_user_frame_calc(iuser, scene->r.cfra, 0);
1078
1079         return OPERATOR_FINISHED;
1080 }
1081
1082 /* called by other space types too */
1083 void IMAGE_OT_match_movie_length(wmOperatorType *ot)
1084 {
1085         /* identifiers */
1086         ot->name = "Match Movie Length";
1087         ot->description = "Set image's users length to the one of this video";
1088         ot->idname = "IMAGE_OT_match_movie_length";
1089
1090         /* api callbacks */
1091         ot->exec = image_match_len_exec;
1092
1093         /* flags */
1094         ot->flag = OPTYPE_REGISTER /* | OPTYPE_UNDO */; /* Don't think we need undo for that. */
1095 }
1096
1097 /******************** replace image operator ********************/
1098
1099 static int image_replace_exec(bContext *C, wmOperator *op)
1100 {
1101         SpaceImage *sima = CTX_wm_space_image(C);
1102         char str[FILE_MAX];
1103
1104         if (!sima->image)
1105                 return OPERATOR_CANCELLED;
1106
1107         RNA_string_get(op->ptr, "filepath", str);
1108
1109         /* we cant do much if the str is longer then FILE_MAX :/ */
1110         BLI_strncpy(sima->image->name, str, sizeof(sima->image->name));
1111
1112         if (sima->image->source == IMA_SRC_GENERATED) {
1113                 sima->image->source = IMA_SRC_FILE;
1114                 BKE_image_signal(sima->image, &sima->iuser, IMA_SIGNAL_SRC_CHANGE);
1115         }
1116
1117         if (BLI_testextensie_array(str, imb_ext_movie))
1118                 sima->image->source = IMA_SRC_MOVIE;
1119         else
1120                 sima->image->source = IMA_SRC_FILE;
1121
1122         /* XXX unpackImage frees image buffers */
1123         ED_preview_kill_jobs(C);
1124
1125         BKE_image_signal(sima->image, &sima->iuser, IMA_SIGNAL_RELOAD);
1126         WM_event_add_notifier(C, NC_IMAGE | NA_EDITED, sima->image);
1127
1128         return OPERATOR_FINISHED;
1129 }
1130
1131 static int image_replace_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
1132 {
1133         SpaceImage *sima = CTX_wm_space_image(C);
1134
1135         if (!sima->image)
1136                 return OPERATOR_CANCELLED;
1137
1138         if (RNA_struct_property_is_set(op->ptr, "filepath"))
1139                 return image_replace_exec(C, op);
1140
1141         if (!RNA_struct_property_is_set(op->ptr, "relative_path"))
1142                 RNA_boolean_set(op->ptr, "relative_path", BLI_path_is_rel(sima->image->name));
1143
1144         image_filesel(C, op, sima->image->name);
1145
1146         return OPERATOR_RUNNING_MODAL;
1147 }
1148
1149 void IMAGE_OT_replace(wmOperatorType *ot)
1150 {
1151         /* identifiers */
1152         ot->name = "Replace Image";
1153         ot->idname = "IMAGE_OT_replace";
1154         ot->description = "Replace current image by another one from disk";
1155
1156         /* api callbacks */
1157         ot->exec = image_replace_exec;
1158         ot->invoke = image_replace_invoke;
1159         ot->poll = space_image_poll;
1160
1161         /* flags */
1162         ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
1163
1164         /* properties */
1165         WM_operator_properties_filesel(ot, FOLDERFILE | IMAGEFILE | MOVIEFILE, FILE_SPECIAL, FILE_OPENFILE,
1166                                        WM_FILESEL_FILEPATH | WM_FILESEL_RELPATH, FILE_DEFAULTDISPLAY);
1167 }
1168
1169 /******************** save image as operator ********************/
1170
1171 typedef struct {
1172         /* matching scene->r settings */
1173         //short planes, imtype, subimtype, quality;
1174         ImageFormatData im_format;
1175         char filepath[FILE_MAX]; /* keep absolute */
1176 } SaveImageOptions;
1177
1178 static void save_image_options_defaults(SaveImageOptions *simopts)
1179 {
1180         BKE_imformat_defaults(&simopts->im_format);
1181         simopts->filepath[0] = '\0';
1182 }
1183
1184 static char imtype_best_depth(ImBuf *ibuf, const char imtype)
1185 {
1186         const char depth_ok = BKE_imtype_valid_depths(imtype);
1187
1188         if (ibuf->rect_float) {
1189                 if (depth_ok & R_IMF_CHAN_DEPTH_32) return R_IMF_CHAN_DEPTH_32;
1190                 if (depth_ok & R_IMF_CHAN_DEPTH_24) return R_IMF_CHAN_DEPTH_24;
1191                 if (depth_ok & R_IMF_CHAN_DEPTH_16) return R_IMF_CHAN_DEPTH_16;
1192                 if (depth_ok & R_IMF_CHAN_DEPTH_12) return R_IMF_CHAN_DEPTH_12;
1193                 return R_IMF_CHAN_DEPTH_8;
1194         }
1195         else {
1196                 if (depth_ok & R_IMF_CHAN_DEPTH_8) return R_IMF_CHAN_DEPTH_8;
1197                 if (depth_ok & R_IMF_CHAN_DEPTH_12) return R_IMF_CHAN_DEPTH_12;
1198                 if (depth_ok & R_IMF_CHAN_DEPTH_16) return R_IMF_CHAN_DEPTH_16;
1199                 if (depth_ok & R_IMF_CHAN_DEPTH_24) return R_IMF_CHAN_DEPTH_24;
1200                 if (depth_ok & R_IMF_CHAN_DEPTH_32) return R_IMF_CHAN_DEPTH_32;
1201                 return R_IMF_CHAN_DEPTH_8; /* fallback, should not get here */
1202         }
1203 }
1204
1205 static int save_image_options_init(SaveImageOptions *simopts, SpaceImage *sima, Scene *scene, const short guess_path)
1206 {
1207         void *lock;
1208         ImBuf *ibuf = ED_space_image_acquire_buffer(sima, &lock);
1209
1210         if (ibuf) {
1211                 Image *ima = sima->image;
1212                 short is_depth_set = FALSE;
1213
1214                 simopts->im_format.planes = ibuf->planes;
1215
1216                 if (ELEM(ima->type, IMA_TYPE_R_RESULT, IMA_TYPE_COMPOSITE)) {
1217                         /* imtype */
1218                         simopts->im_format = scene->r.im_format;
1219                         is_depth_set = TRUE;
1220                 }
1221                 else if (ima->source == IMA_SRC_GENERATED) {
1222                         simopts->im_format.imtype = R_IMF_IMTYPE_PNG;
1223                 }
1224                 else {
1225                         BKE_imbuf_to_image_format(&simopts->im_format, ibuf);
1226                 }
1227                 //simopts->subimtype = scene->r.subimtype; /* XXX - this is lame, we need to make these available too! */
1228                 simopts->im_format.quality = ibuf->ftype & 0xff;
1229
1230                 BLI_strncpy(simopts->filepath, ibuf->name, sizeof(simopts->filepath));
1231
1232                 /* sanitize all settings */
1233
1234                 /* unlikely but just in case */
1235                 if (ELEM3(simopts->im_format.planes, R_IMF_PLANES_BW, R_IMF_PLANES_RGB, R_IMF_PLANES_RGBA) == 0) {
1236                         simopts->im_format.planes = R_IMF_PLANES_RGBA;
1237                 }
1238
1239                 /* depth, account for float buffer and format support */
1240                 if (is_depth_set == FALSE) {
1241                         simopts->im_format.depth = imtype_best_depth(ibuf, simopts->im_format.imtype);
1242                 }
1243
1244                 /* some formats don't use quality so fallback to scenes quality */
1245                 if (simopts->im_format.quality == 0) {
1246                         simopts->im_format.quality = scene->r.im_format.quality;
1247                 }
1248
1249                 /* check for empty path */
1250                 if (guess_path && simopts->filepath[0] == 0) {
1251                         if ((G.ima[0] == '/') && (G.ima[1] == '/') && (G.ima[2] == '\0')) {
1252                                 BLI_strncpy(simopts->filepath, "//untitled", FILE_MAX);
1253                         }
1254                         else {
1255                                 BLI_strncpy(simopts->filepath, G.ima, FILE_MAX);
1256                         }
1257                         BLI_path_abs(simopts->filepath, G.main->name);
1258                 }
1259
1260                 /* color management */
1261                 BKE_color_managed_display_settings_copy(&simopts->im_format.display_settings, &scene->display_settings);
1262                 BKE_color_managed_view_settings_copy(&simopts->im_format.view_settings, &scene->view_settings);
1263         }
1264
1265         ED_space_image_release_buffer(sima, ibuf, lock);
1266
1267         return (ibuf != NULL);
1268 }
1269
1270 static void save_image_options_from_op(SaveImageOptions *simopts, wmOperator *op)
1271 {
1272         if (op->customdata) {
1273                 BKE_color_managed_view_settings_free(&simopts->im_format.view_settings);
1274
1275                 simopts->im_format = *(ImageFormatData *)op->customdata;
1276         }
1277
1278         if (RNA_struct_property_is_set(op->ptr, "filepath")) {
1279                 RNA_string_get(op->ptr, "filepath", simopts->filepath);
1280                 BLI_path_abs(simopts->filepath, G.main->name);
1281         }
1282 }
1283
1284 static void save_image_options_to_op(SaveImageOptions *simopts, wmOperator *op)
1285 {
1286         if (op->customdata) {
1287                 BKE_color_managed_view_settings_free(&((ImageFormatData *)op->customdata)->view_settings);
1288
1289                 *(ImageFormatData *)op->customdata = simopts->im_format;
1290         }
1291
1292         RNA_string_set(op->ptr, "filepath", simopts->filepath);
1293 }
1294
1295 /* assumes name is FILE_MAX */
1296 /* ima->name and ibuf->name should end up the same */
1297 static void save_image_doit(bContext *C, SpaceImage *sima, wmOperator *op, SaveImageOptions *simopts, int do_newpath)
1298 {
1299         Image *ima = ED_space_image(sima);
1300         void *lock;
1301         ImBuf *ibuf = ED_space_image_acquire_buffer(sima, &lock);
1302
1303         if (ibuf) {
1304                 ImBuf *colormanaged_ibuf;
1305                 const char *relbase = ID_BLEND_PATH(CTX_data_main(C), &ima->id);
1306                 const short relative = (RNA_struct_find_property(op->ptr, "relative_path") && RNA_boolean_get(op->ptr, "relative_path"));
1307                 const short save_copy = (RNA_struct_find_property(op->ptr, "copy") && RNA_boolean_get(op->ptr, "copy"));
1308                 const short save_as_render = (RNA_struct_find_property(op->ptr, "save_as_render") && RNA_boolean_get(op->ptr, "save_as_render"));
1309                 ImageFormatData *imf = &simopts->im_format;
1310                 short ok = FALSE;
1311
1312                 /* old global to ensure a 2nd save goes to same dir */
1313                 BLI_strncpy(G.ima, simopts->filepath, sizeof(G.ima));
1314
1315                 WM_cursor_wait(1);
1316
1317                 if (ima->type == IMA_TYPE_R_RESULT) {
1318                         /* enforce user setting for RGB or RGBA, but skip BW */
1319                         if (simopts->im_format.planes == R_IMF_PLANES_RGBA) {
1320                                 ibuf->planes = R_IMF_PLANES_RGBA;
1321                         }
1322                         else if (simopts->im_format.planes == R_IMF_PLANES_RGB) {
1323                                 ibuf->planes = R_IMF_PLANES_RGB;
1324                         }
1325                 }
1326                 else {
1327                         /* TODO, better solution, if a 24bit image is painted onto it may contain alpha */
1328                         if (ibuf->userflags & IB_BITMAPDIRTY) { /* it has been painted onto */
1329                                 /* checks each pixel, not ideal */
1330                                 ibuf->planes = BKE_imbuf_alpha_test(ibuf) ? 32 : 24;
1331                         }
1332                 }
1333
1334                 colormanaged_ibuf = IMB_colormanagement_imbuf_for_write(ibuf, save_as_render, TRUE, &imf->view_settings, &imf->display_settings, imf);
1335
1336                 if (simopts->im_format.imtype == R_IMF_IMTYPE_MULTILAYER) {
1337                         Scene *scene = CTX_data_scene(C);
1338                         RenderResult *rr = BKE_image_acquire_renderresult(scene, ima);
1339                         if (rr) {
1340                                 RE_WriteRenderResult(op->reports, rr, simopts->filepath, simopts->im_format.quality);
1341                                 ok = TRUE;
1342                         }
1343                         else {
1344                                 BKE_report(op->reports, RPT_ERROR, "Did not write, no Multilayer Image");
1345                         }
1346                         BKE_image_release_renderresult(scene, ima);
1347                 }
1348                 else {
1349                         if (BKE_imbuf_write_as(colormanaged_ibuf, simopts->filepath, &simopts->im_format, save_copy)) {
1350                                 ok = TRUE;
1351                         }
1352                 }
1353
1354                 if (ok) {
1355                         if (!save_copy) {
1356                                 if (do_newpath) {
1357                                         BLI_strncpy(ibuf->name, simopts->filepath, sizeof(ibuf->name));
1358                                         BLI_strncpy(ima->name, simopts->filepath, sizeof(ima->name));
1359                                 }
1360
1361                                 ibuf->userflags &= ~IB_BITMAPDIRTY;
1362
1363                                 /* change type? */
1364                                 if (ima->type == IMA_TYPE_R_RESULT) {
1365                                         ima->type = IMA_TYPE_IMAGE;
1366
1367                                         /* workaround to ensure the render result buffer is no longer used
1368                                          * by this image, otherwise can crash when a new render result is
1369                                          * created. */
1370                                         if (ibuf->rect && !(ibuf->mall & IB_rect))
1371                                                 imb_freerectImBuf(ibuf);
1372                                         if (ibuf->rect_float && !(ibuf->mall & IB_rectfloat))
1373                                                 imb_freerectfloatImBuf(ibuf);
1374                                         if (ibuf->zbuf && !(ibuf->mall & IB_zbuf))
1375                                                 IMB_freezbufImBuf(ibuf);
1376                                         if (ibuf->zbuf_float && !(ibuf->mall & IB_zbuffloat))
1377                                                 IMB_freezbuffloatImBuf(ibuf);
1378                                 }
1379                                 if (ELEM(ima->source, IMA_SRC_GENERATED, IMA_SRC_VIEWER)) {
1380                                         ima->source = IMA_SRC_FILE;
1381                                         ima->type = IMA_TYPE_IMAGE;
1382                                 }
1383
1384                                 /* only image path, never ibuf */
1385                                 if (relative) {
1386                                         BLI_path_rel(ima->name, relbase); /* only after saving */
1387                                 }
1388
1389                                 IMB_colormanagment_colorspace_from_ibuf_ftype(&ima->colorspace_settings, ibuf);
1390                         }
1391                 }
1392                 else {
1393                         BKE_reportf(op->reports, RPT_ERROR, "Could not write image %s", simopts->filepath);
1394                 }
1395
1396
1397                 WM_event_add_notifier(C, NC_IMAGE | NA_EDITED, sima->image);
1398
1399                 WM_cursor_wait(0);
1400
1401                 if (colormanaged_ibuf != ibuf)
1402                         IMB_freeImBuf(colormanaged_ibuf);
1403         }
1404
1405         ED_space_image_release_buffer(sima, ibuf, lock);
1406 }
1407
1408 static void image_save_as_free(wmOperator *op)
1409 {
1410         if (op->customdata) {
1411                 ImageFormatData *im_format = (ImageFormatData *)op->customdata;
1412                 BKE_color_managed_view_settings_free(&im_format->view_settings);
1413
1414                 MEM_freeN(op->customdata);
1415                 op->customdata = NULL;
1416         }
1417 }
1418
1419 static int image_save_as_exec(bContext *C, wmOperator *op)
1420 {
1421         SpaceImage *sima = CTX_wm_space_image(C);
1422         SaveImageOptions simopts;
1423
1424         save_image_options_defaults(&simopts);
1425
1426         /* just in case to initialize values,
1427          * these should be set on invoke or by the caller. */
1428         save_image_options_init(&simopts, sima, CTX_data_scene(C), 0);
1429
1430         save_image_options_from_op(&simopts, op);
1431
1432         save_image_doit(C, sima, op, &simopts, TRUE);
1433
1434         image_save_as_free(op);
1435         return OPERATOR_FINISHED;
1436 }
1437
1438
1439 static int image_save_as_check(bContext *UNUSED(C), wmOperator *op)
1440 {
1441         ImageFormatData *imf = op->customdata;
1442         return WM_operator_filesel_ensure_ext_imtype(op, imf);
1443 }
1444
1445 static int image_save_as_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
1446 {
1447         SpaceImage *sima = CTX_wm_space_image(C);
1448         Image *ima = ED_space_image(sima);
1449         Scene *scene = CTX_data_scene(C);
1450         SaveImageOptions simopts;
1451
1452         if (RNA_struct_property_is_set(op->ptr, "filepath"))
1453                 return image_save_as_exec(C, op);
1454
1455         save_image_options_defaults(&simopts);
1456
1457         if (save_image_options_init(&simopts, sima, scene, TRUE) == 0)
1458                 return OPERATOR_CANCELLED;
1459         save_image_options_to_op(&simopts, op);
1460
1461         /* enable save_copy by default for render results */
1462         if (ELEM(ima->type, IMA_TYPE_R_RESULT, IMA_TYPE_COMPOSITE) && !RNA_struct_property_is_set(op->ptr, "copy")) {
1463                 RNA_boolean_set(op->ptr, "copy", TRUE);
1464         }
1465
1466         if (ima->source == IMA_SRC_VIEWER || (ima->flag & IMA_VIEW_AS_RENDER))
1467                 RNA_boolean_set(op->ptr, "save_as_render", TRUE);
1468         else
1469                 RNA_boolean_set(op->ptr, "save_as_render", FALSE);
1470
1471         op->customdata = MEM_mallocN(sizeof(simopts.im_format), __func__);
1472         memcpy(op->customdata, &simopts.im_format, sizeof(simopts.im_format));
1473
1474         image_filesel(C, op, simopts.filepath);
1475
1476         return OPERATOR_RUNNING_MODAL;
1477 }
1478
1479 static int image_save_as_cancel(bContext *UNUSED(C), wmOperator *op)
1480 {
1481         image_save_as_free(op);
1482
1483         return OPERATOR_CANCELLED;
1484 }
1485
1486 static int image_save_as_draw_check_prop(PointerRNA *ptr, PropertyRNA *prop)
1487 {
1488         const char *prop_id = RNA_property_identifier(prop);
1489
1490         return !(strcmp(prop_id, "filepath") == 0 ||
1491                  strcmp(prop_id, "directory") == 0 ||
1492                  strcmp(prop_id, "filename") == 0 ||
1493                  /* when saving a copy, relative path has no effect */
1494                  ((strcmp(prop_id, "relative_path") == 0) && RNA_boolean_get(ptr, "copy"))
1495                  );
1496 }
1497
1498 static void image_save_as_draw(bContext *UNUSED(C), wmOperator *op)
1499 {
1500         uiLayout *layout = op->layout;
1501         ImageFormatData *imf = op->customdata;
1502         PointerRNA ptr;
1503
1504         /* image template */
1505         RNA_pointer_create(NULL, &RNA_ImageFormatSettings, imf, &ptr);
1506         uiTemplateImageSettings(layout, &ptr, FALSE);
1507
1508         /* main draw call */
1509         RNA_pointer_create(NULL, op->type->srna, op->properties, &ptr);
1510         uiDefAutoButsRNA(layout, &ptr, image_save_as_draw_check_prop, '\0');
1511 }
1512
1513 static int image_save_as_poll(bContext *C)
1514 {
1515         if (space_image_buffer_exists_poll(C)) {
1516                 if (G.is_rendering) {
1517                         /* no need to NULL check here */
1518                         SpaceImage *sima = CTX_wm_space_image(C);
1519                         Image *ima = ED_space_image(sima);
1520
1521                         if (ima->source == IMA_SRC_VIEWER) {
1522                                 CTX_wm_operator_poll_msg_set(C, "can't save image while rendering");
1523                                 return FALSE;
1524                         }
1525                 }
1526                 return TRUE;
1527         }
1528         return FALSE;
1529 }
1530
1531 void IMAGE_OT_save_as(wmOperatorType *ot)
1532 {
1533 //      PropertyRNA *prop;
1534
1535         /* identifiers */
1536         ot->name = "Save As Image";
1537         ot->idname = "IMAGE_OT_save_as";
1538         ot->description = "Save the image with another name and/or settings";
1539
1540         /* api callbacks */
1541         ot->exec = image_save_as_exec;
1542         ot->check = image_save_as_check;
1543         ot->invoke = image_save_as_invoke;
1544         ot->cancel = image_save_as_cancel;
1545         ot->ui = image_save_as_draw;
1546         ot->poll = image_save_as_poll;
1547
1548         /* flags */
1549         ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
1550
1551         /* properties */
1552         RNA_def_boolean(ot->srna, "save_as_render", 0, "Save As Render", "Apply render part of display transform when saving byte image");
1553         RNA_def_boolean(ot->srna, "copy", 0, "Copy", "Create a new image file without modifying the current image in blender");
1554
1555         WM_operator_properties_filesel(ot, FOLDERFILE | IMAGEFILE | MOVIEFILE, FILE_SPECIAL, FILE_SAVE,
1556                                        WM_FILESEL_FILEPATH | WM_FILESEL_RELPATH, FILE_DEFAULTDISPLAY);
1557 }
1558
1559 /******************** save image operator ********************/
1560
1561 static int image_save_exec(bContext *C, wmOperator *op)
1562 {
1563         SpaceImage *sima = CTX_wm_space_image(C);
1564         Scene *scene = CTX_data_scene(C);
1565         SaveImageOptions simopts;
1566
1567         save_image_options_defaults(&simopts);
1568         if (save_image_options_init(&simopts, sima, scene, FALSE) == 0)
1569                 return OPERATOR_CANCELLED;
1570         save_image_options_from_op(&simopts, op);
1571
1572         if (BLI_exists(simopts.filepath) && BLI_file_is_writable(simopts.filepath)) {
1573                 save_image_doit(C, sima, op, &simopts, FALSE);
1574         }
1575         else {
1576                 BKE_reportf(op->reports, RPT_ERROR, "Cannot save image, path '%s' is not writable", simopts.filepath);
1577                 return OPERATOR_CANCELLED;
1578         }
1579
1580         return OPERATOR_FINISHED;
1581 }
1582
1583 void IMAGE_OT_save(wmOperatorType *ot)
1584 {
1585         /* identifiers */
1586         ot->name = "Save Image";
1587         ot->idname = "IMAGE_OT_save";
1588         ot->description = "Save the image with current name and settings";
1589
1590         /* api callbacks */
1591         ot->exec = image_save_exec;
1592         ot->poll = space_image_file_exists_poll;
1593
1594         /* flags */
1595         ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
1596 }
1597
1598 /******************* save sequence operator ********************/
1599
1600 static int image_save_sequence_exec(bContext *C, wmOperator *op)
1601 {
1602         Main *bmain = CTX_data_main(C);
1603         SpaceImage *sima = CTX_wm_space_image(C);
1604         ImBuf *ibuf;
1605         int tot = 0;
1606         char di[FILE_MAX], fi[FILE_MAX];
1607
1608         if (sima->image == NULL)
1609                 return OPERATOR_CANCELLED;
1610
1611         if (sima->image->source != IMA_SRC_SEQUENCE) {
1612                 BKE_report(op->reports, RPT_ERROR, "Can only save sequence on image sequences");
1613                 return OPERATOR_CANCELLED;
1614         }
1615
1616         if (sima->image->type == IMA_TYPE_MULTILAYER) {
1617                 BKE_report(op->reports, RPT_ERROR, "Cannot save multilayer sequences");
1618                 return OPERATOR_CANCELLED;
1619         }
1620
1621         /* get total */
1622         for (ibuf = sima->image->ibufs.first; ibuf; ibuf = ibuf->next)
1623                 if (ibuf->userflags & IB_BITMAPDIRTY)
1624                         tot++;
1625
1626         if (tot == 0) {
1627                 BKE_report(op->reports, RPT_WARNING, "No images have been changed");
1628                 return OPERATOR_CANCELLED;
1629         }
1630
1631         /* get a filename for menu */
1632         for (ibuf = sima->image->ibufs.first; ibuf; ibuf = ibuf->next)
1633                 if (ibuf->userflags & IB_BITMAPDIRTY)
1634                         break;
1635
1636         BLI_strncpy(di, ibuf->name, FILE_MAX);
1637         BLI_splitdirstring(di, fi);
1638
1639         BKE_reportf(op->reports, RPT_INFO, "%d image(s) will be saved in %s", tot, di);
1640
1641         for (ibuf = sima->image->ibufs.first; ibuf; ibuf = ibuf->next) {
1642                 if (ibuf->userflags & IB_BITMAPDIRTY) {
1643                         char name[FILE_MAX];
1644                         BLI_strncpy(name, ibuf->name, sizeof(name));
1645
1646                         BLI_path_abs(name, bmain->name);
1647
1648                         if (0 == IMB_saveiff(ibuf, name, IB_rect | IB_zbuf | IB_zbuffloat)) {
1649                                 BKE_reportf(op->reports, RPT_ERROR, "Could not write image %s", name);
1650                                 break;
1651                         }
1652
1653                         BKE_reportf(op->reports, RPT_INFO, "Saved %s", ibuf->name);
1654                         ibuf->userflags &= ~IB_BITMAPDIRTY;
1655                 }
1656         }
1657
1658         return OPERATOR_FINISHED;
1659 }
1660
1661 void IMAGE_OT_save_sequence(wmOperatorType *ot)
1662 {
1663         /* identifiers */
1664         ot->name = "Save Sequence";
1665         ot->idname = "IMAGE_OT_save_sequence";
1666         ot->description = "Save a sequence of images";
1667
1668         /* api callbacks */
1669         ot->exec = image_save_sequence_exec;
1670         ot->poll = space_image_buffer_exists_poll;
1671
1672         /* flags */
1673         ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
1674 }
1675
1676 /******************** reload image operator ********************/
1677
1678 static int image_reload_exec(bContext *C, wmOperator *UNUSED(op))
1679 {
1680         Image *ima = CTX_data_edit_image(C);
1681         SpaceImage *sima = CTX_wm_space_image(C);
1682
1683         if (!ima)
1684                 return OPERATOR_CANCELLED;
1685
1686         /* XXX unpackImage frees image buffers */
1687         ED_preview_kill_jobs(C);
1688
1689         // XXX other users?
1690         BKE_image_signal(ima, (sima) ? &sima->iuser : NULL, IMA_SIGNAL_RELOAD);
1691
1692         WM_event_add_notifier(C, NC_IMAGE | NA_EDITED, ima);
1693
1694         return OPERATOR_FINISHED;
1695 }
1696
1697 void IMAGE_OT_reload(wmOperatorType *ot)
1698 {
1699         /* identifiers */
1700         ot->name = "Reload Image";
1701         ot->idname = "IMAGE_OT_reload";
1702         ot->description = "Reload current image from disk";
1703
1704         /* api callbacks */
1705         ot->exec = image_reload_exec;
1706
1707         /* flags */
1708         ot->flag = OPTYPE_REGISTER; /* no undo, image buffer is not handled by undo */
1709 }
1710
1711 /********************** new image operator *********************/
1712
1713 static int image_new_exec(bContext *C, wmOperator *op)
1714 {
1715         SpaceImage *sima;
1716         Scene *scene;
1717         Object *obedit;
1718         Image *ima;
1719         Main *bmain;
1720         PointerRNA ptr, idptr;
1721         PropertyRNA *prop;
1722         char name[MAX_ID_NAME - 2];
1723         float color[4];
1724         int width, height, floatbuf, gen_type, alpha;
1725
1726         /* retrieve state */
1727         sima = CTX_wm_space_image(C);
1728         scene = CTX_data_scene(C);
1729         obedit = CTX_data_edit_object(C);
1730         bmain = CTX_data_main(C);
1731
1732         RNA_string_get(op->ptr, "name", name);
1733         width = RNA_int_get(op->ptr, "width");
1734         height = RNA_int_get(op->ptr, "height");
1735         floatbuf = RNA_boolean_get(op->ptr, "float");
1736         gen_type = RNA_enum_get(op->ptr, "generated_type");
1737         RNA_float_get_array(op->ptr, "color", color);
1738         alpha = RNA_boolean_get(op->ptr, "alpha");
1739
1740         if (!alpha)
1741                 color[3] = 1.0f;
1742
1743         ima = BKE_image_add_generated(bmain, width, height, name, alpha ? 32 : 24, floatbuf, gen_type, color);
1744
1745         if (!ima)
1746                 return OPERATOR_CANCELLED;
1747
1748         /* hook into UI */
1749         uiIDContextProperty(C, &ptr, &prop);
1750
1751         if (prop) {
1752                 /* when creating new ID blocks, use is already 1, but RNA
1753                  * pointer se also increases user, so this compensates it */
1754                 ima->id.us--;
1755
1756                 RNA_id_pointer_create(&ima->id, &idptr);
1757                 RNA_property_pointer_set(&ptr, prop, idptr);
1758                 RNA_property_update(C, &ptr, prop);
1759         }
1760         else if (sima) {
1761                 ED_space_image_set(sima, scene, obedit, ima);
1762         }
1763         else {
1764                 Tex *tex = CTX_data_pointer_get_type(C, "texture", &RNA_Texture).data;
1765                 if (tex && tex->type == TEX_IMAGE) {
1766                         tex->ima = ima;
1767                         ED_area_tag_redraw(CTX_wm_area(C));
1768                 }
1769         }
1770
1771         BKE_image_signal(ima, (sima) ? &sima->iuser : NULL, IMA_SIGNAL_USER_NEW_IMAGE);
1772
1773         return OPERATOR_FINISHED;
1774 }
1775
1776 /* XXX, Ton is not a fan of OK buttons but using this function to avoid undo/redo bug while in mesh-editmode, - campbell */
1777 /* XXX Note: the WM_operator_props_dialog_popup() doesn't work for uiIDContextProperty(), image is not being that way */
1778 static int image_new_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
1779 {
1780         return WM_operator_props_dialog_popup(C, op, 300, 100);
1781
1782 }
1783
1784 void IMAGE_OT_new(wmOperatorType *ot)
1785 {
1786         PropertyRNA *prop;
1787         static float default_color[4] = {0.0f, 0.0f, 0.0f, 1.0f};
1788
1789         /* identifiers */
1790         ot->name = "New Image";
1791         ot->description = "Create a new image";
1792         ot->idname = "IMAGE_OT_new";
1793
1794         /* api callbacks */
1795         ot->exec = image_new_exec;
1796         ot->invoke = image_new_invoke;
1797
1798         /* flags */
1799         ot->flag = OPTYPE_UNDO;
1800
1801         /* properties */
1802         RNA_def_string(ot->srna, "name", "untitled", MAX_ID_NAME - 2, "Name", "Image datablock name");
1803         RNA_def_int(ot->srna, "width", 1024, 1, INT_MAX, "Width", "Image width", 1, 16384);
1804         RNA_def_int(ot->srna, "height", 1024, 1, INT_MAX, "Height", "Image height", 1, 16384);
1805         prop = RNA_def_float_color(ot->srna, "color", 4, NULL, 0.0f, FLT_MAX, "Color", "Default fill color", 0.0f, 1.0f);
1806         RNA_def_property_subtype(prop, PROP_COLOR_GAMMA);
1807         RNA_def_property_float_array_default(prop, default_color);
1808         RNA_def_boolean(ot->srna, "alpha", 1, "Alpha", "Create an image with an alpha channel");
1809         RNA_def_enum(ot->srna, "generated_type", image_generated_type_items, IMA_GENTYPE_BLANK,
1810                      "Generated Type", "Fill the image with a grid for UV map testing");
1811         RNA_def_boolean(ot->srna, "float", 0, "32 bit Float", "Create image with 32 bit floating point bit depth");
1812 }
1813
1814 /********************* invert operators *********************/
1815
1816 static int image_invert_poll(bContext *C)
1817 {
1818         Image *ima = CTX_data_edit_image(C);
1819
1820         return BKE_image_has_ibuf(ima, NULL);
1821 }
1822
1823 static int image_invert_exec(bContext *C, wmOperator *op)
1824 {
1825         Image *ima = CTX_data_edit_image(C);
1826         ImBuf *ibuf = BKE_image_acquire_ibuf(ima, NULL, NULL);
1827
1828         /* flags indicate if this channel should be inverted */
1829         const short r = RNA_boolean_get(op->ptr, "invert_r");
1830         const short g = RNA_boolean_get(op->ptr, "invert_g");
1831         const short b = RNA_boolean_get(op->ptr, "invert_b");
1832         const short a = RNA_boolean_get(op->ptr, "invert_a");
1833
1834         int i;
1835
1836         if (ibuf == NULL)  /* TODO: this should actually never happen, but does for render-results -> cleanup */
1837                 return OPERATOR_CANCELLED;
1838
1839         /* TODO: make this into an IMB_invert_channels(ibuf,r,g,b,a) method!? */
1840         if (ibuf->rect_float) {
1841
1842                 float *fp = (float *) ibuf->rect_float;
1843                 for (i = ibuf->x * ibuf->y; i > 0; i--, fp += 4) {
1844                         if (r) fp[0] = 1.0f - fp[0];
1845                         if (g) fp[1] = 1.0f - fp[1];
1846                         if (b) fp[2] = 1.0f - fp[2];
1847                         if (a) fp[3] = 1.0f - fp[3];
1848                 }
1849
1850                 if (ibuf->rect) {
1851                         IMB_rect_from_float(ibuf);
1852                 }
1853         }
1854         else if (ibuf->rect) {
1855
1856                 char *cp = (char *) ibuf->rect;
1857                 for (i = ibuf->x * ibuf->y; i > 0; i--, cp += 4) {
1858                         if (r) cp[0] = 255 - cp[0];
1859                         if (g) cp[1] = 255 - cp[1];
1860                         if (b) cp[2] = 255 - cp[2];
1861                         if (a) cp[3] = 255 - cp[3];
1862                 }
1863         }
1864         else {
1865                 BKE_image_release_ibuf(ima, ibuf, NULL);
1866                 return OPERATOR_CANCELLED;
1867         }
1868
1869         ibuf->userflags |= IB_BITMAPDIRTY;
1870         if (ibuf->mipmap[0])
1871                 ibuf->userflags |= IB_MIPMAP_INVALID;
1872
1873         WM_event_add_notifier(C, NC_IMAGE | NA_EDITED, ima);
1874
1875         BKE_image_release_ibuf(ima, ibuf, NULL);
1876
1877         return OPERATOR_FINISHED;
1878 }
1879
1880 void IMAGE_OT_invert(wmOperatorType *ot)
1881 {
1882         /* identifiers */
1883         ot->name = "Invert Channels";
1884         ot->idname = "IMAGE_OT_invert";
1885         ot->description = "Invert image's channels";
1886
1887         /* api callbacks */
1888         ot->exec = image_invert_exec;
1889         ot->poll = image_invert_poll;
1890
1891         /* properties */
1892         RNA_def_boolean(ot->srna, "invert_r", 0, "Red", "Invert Red Channel");
1893         RNA_def_boolean(ot->srna, "invert_g", 0, "Green", "Invert Green Channel");
1894         RNA_def_boolean(ot->srna, "invert_b", 0, "Blue", "Invert Blue Channel");
1895         RNA_def_boolean(ot->srna, "invert_a", 0, "Alpha", "Invert Alpha Channel");
1896
1897         /* flags */
1898         ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
1899 }
1900
1901 /********************* pack operator *********************/
1902
1903 static int image_pack_test(bContext *C, wmOperator *op)
1904 {
1905         Image *ima = CTX_data_edit_image(C);
1906         int as_png = RNA_boolean_get(op->ptr, "as_png");
1907
1908         if (!ima)
1909                 return 0;
1910         if (!as_png && ima->packedfile)
1911                 return 0;
1912
1913         if (ima->source == IMA_SRC_SEQUENCE || ima->source == IMA_SRC_MOVIE) {
1914                 BKE_report(op->reports, RPT_ERROR, "Packing movies or image sequences not supported");
1915                 return 0;
1916         }
1917
1918         return 1;
1919 }
1920
1921 static int image_pack_exec(bContext *C, wmOperator *op)
1922 {
1923         struct Main *bmain = CTX_data_main(C);
1924         Image *ima = CTX_data_edit_image(C);
1925         ImBuf *ibuf = BKE_image_acquire_ibuf(ima, NULL, NULL);
1926         int as_png = RNA_boolean_get(op->ptr, "as_png");
1927
1928         if (!image_pack_test(C, op))
1929                 return OPERATOR_CANCELLED;
1930
1931         if (!as_png && (ibuf && (ibuf->userflags & IB_BITMAPDIRTY))) {
1932                 BKE_report(op->reports, RPT_ERROR, "Cannot pack edited image from disk, only as internal PNG");
1933                 return OPERATOR_CANCELLED;
1934         }
1935
1936         if (as_png)
1937                 BKE_image_memorypack(ima);
1938         else
1939                 ima->packedfile = newPackedFile(op->reports, ima->name, ID_BLEND_PATH(bmain, &ima->id));
1940
1941         WM_event_add_notifier(C, NC_IMAGE | NA_EDITED, ima);
1942
1943         BKE_image_release_ibuf(ima, ibuf, NULL);
1944
1945         return OPERATOR_FINISHED;
1946 }
1947
1948 static int image_pack_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
1949 {
1950         Image *ima = CTX_data_edit_image(C);
1951         ImBuf *ibuf;
1952         uiPopupMenu *pup;
1953         uiLayout *layout;
1954         int as_png = RNA_boolean_get(op->ptr, "as_png");
1955
1956         if (!image_pack_test(C, op))
1957                 return OPERATOR_CANCELLED;
1958
1959         ibuf = BKE_image_acquire_ibuf(ima, NULL, NULL);
1960
1961         if (!as_png && (ibuf && (ibuf->userflags & IB_BITMAPDIRTY))) {
1962                 pup = uiPupMenuBegin(C, "OK", ICON_QUESTION);
1963                 layout = uiPupMenuLayout(pup);
1964                 uiItemBooleanO(layout, "Can't pack edited image from disk. Pack as internal PNG?", ICON_NONE, op->idname, "as_png", 1);
1965                 uiPupMenuEnd(C, pup);
1966
1967                 BKE_image_release_ibuf(ima, ibuf, NULL);
1968
1969                 return OPERATOR_CANCELLED;
1970         }
1971
1972         BKE_image_release_ibuf(ima, ibuf, NULL);
1973
1974         return image_pack_exec(C, op);
1975 }
1976
1977 void IMAGE_OT_pack(wmOperatorType *ot)
1978 {
1979         /* identifiers */
1980         ot->name = "Pack Image";
1981         ot->description = "Pack an image as embedded data into the .blend file";
1982         ot->idname = "IMAGE_OT_pack";
1983
1984         /* api callbacks */
1985         ot->exec = image_pack_exec;
1986         ot->invoke = image_pack_invoke;
1987
1988         /* flags */
1989         ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
1990
1991         /* properties */
1992         RNA_def_boolean(ot->srna, "as_png", 0, "Pack As PNG", "Pack image as lossless PNG");
1993 }
1994
1995 /********************* unpack operator *********************/
1996
1997 static int image_unpack_exec(bContext *C, wmOperator *op)
1998 {
1999         Image *ima = CTX_data_edit_image(C);
2000         int method = RNA_enum_get(op->ptr, "method");
2001
2002         /* find the suppplied image by name */
2003         if (RNA_struct_property_is_set(op->ptr, "id")) {
2004                 char imaname[MAX_ID_NAME - 2];
2005                 RNA_string_get(op->ptr, "id", imaname);
2006                 ima = BLI_findstring(&CTX_data_main(C)->image, imaname, offsetof(ID, name) + 2);
2007                 if (!ima) ima = CTX_data_edit_image(C);
2008         }
2009
2010         if (!ima || !ima->packedfile)
2011                 return OPERATOR_CANCELLED;
2012
2013         if (ima->source == IMA_SRC_SEQUENCE || ima->source == IMA_SRC_MOVIE) {
2014                 BKE_report(op->reports, RPT_ERROR, "Unpacking movies or image sequences not supported");
2015                 return OPERATOR_CANCELLED;
2016         }
2017
2018         if (G.fileflags & G_AUTOPACK)
2019                 BKE_report(op->reports, RPT_WARNING, "AutoPack is enabled, so image will be packed again on file save");
2020
2021         /* XXX unpackImage frees image buffers */
2022         ED_preview_kill_jobs(C);
2023
2024         unpackImage(op->reports, ima, method);
2025
2026         WM_event_add_notifier(C, NC_IMAGE | NA_EDITED, ima);
2027
2028         return OPERATOR_FINISHED;
2029 }
2030
2031 static int image_unpack_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
2032 {
2033         Image *ima = CTX_data_edit_image(C);
2034
2035         if (RNA_struct_property_is_set(op->ptr, "id"))
2036                 return image_unpack_exec(C, op);
2037
2038         if (!ima || !ima->packedfile)
2039                 return OPERATOR_CANCELLED;
2040
2041         if (ima->source == IMA_SRC_SEQUENCE || ima->source == IMA_SRC_MOVIE) {
2042                 BKE_report(op->reports, RPT_ERROR, "Unpacking movies or image sequences not supported");
2043                 return OPERATOR_CANCELLED;
2044         }
2045
2046         if (G.fileflags & G_AUTOPACK)
2047                 BKE_report(op->reports, RPT_WARNING, "AutoPack is enabled, so image will be packed again on file save");
2048
2049         unpack_menu(C, "IMAGE_OT_unpack", ima->id.name + 2, ima->name, "textures", ima->packedfile);
2050
2051         return OPERATOR_FINISHED;
2052 }
2053
2054 void IMAGE_OT_unpack(wmOperatorType *ot)
2055 {
2056         /* identifiers */
2057         ot->name = "Unpack Image";
2058         ot->description = "Save an image packed in the .blend file to disk";
2059         ot->idname = "IMAGE_OT_unpack";
2060
2061         /* api callbacks */
2062         ot->exec = image_unpack_exec;
2063         ot->invoke = image_unpack_invoke;
2064
2065         /* flags */
2066         ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
2067
2068         /* properties */
2069         RNA_def_enum(ot->srna, "method", unpack_method_items, PF_USE_LOCAL, "Method", "How to unpack");
2070         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 */
2071 }
2072
2073 /******************** sample image operator ********************/
2074
2075 typedef struct ImageSampleInfo {
2076         ARegionType *art;
2077         void *draw_handle;
2078         int x, y;
2079         int channels;
2080
2081         unsigned char col[4];
2082         float colf[4];
2083         int z;
2084         float zf;
2085
2086         unsigned char *colp;
2087         float *colfp;
2088         int *zp;
2089         float *zfp;
2090
2091         int draw;
2092         int color_manage;
2093         int use_default_view;
2094 } ImageSampleInfo;
2095
2096 static void image_sample_draw(const bContext *C, ARegion *ar, void *arg_info)
2097 {
2098         ImageSampleInfo *info = arg_info;
2099         if (info->draw) {
2100                 Scene *scene = CTX_data_scene(C);
2101
2102                 ED_image_draw_info(scene, ar, info->color_manage, info->use_default_view, info->channels,
2103                                    info->x, info->y, info->colp, info->colfp, info->zp, info->zfp);
2104         }
2105 }
2106
2107 /* returns color in SRGB */
2108 /* matching ED_space_node_color_sample() */
2109 int ED_space_image_color_sample(SpaceImage *sima, ARegion *ar, int mval[2], float r_col[3])
2110 {
2111         void *lock;
2112         ImBuf *ibuf = ED_space_image_acquire_buffer(sima, &lock);
2113         float fx, fy;
2114         int ret = FALSE;
2115
2116         if (ibuf == NULL) {
2117                 ED_space_image_release_buffer(sima, ibuf, lock);
2118                 return FALSE;
2119         }
2120
2121         UI_view2d_region_to_view(&ar->v2d, mval[0], mval[1], &fx, &fy);
2122
2123         if (fx >= 0.0f && fy >= 0.0f && fx < 1.0f && fy < 1.0f) {
2124                 float *fp;
2125                 unsigned char *cp;
2126                 int x = (int)(fx * ibuf->x), y = (int)(fy * ibuf->y);
2127
2128                 CLAMP(x, 0, ibuf->x - 1);
2129                 CLAMP(y, 0, ibuf->y - 1);
2130
2131                 if (ibuf->rect_float) {
2132                         fp = (ibuf->rect_float + (ibuf->channels) * (y * ibuf->x + x));
2133                         linearrgb_to_srgb_v3_v3(r_col, fp);
2134                         ret = TRUE;
2135                 }
2136                 else if (ibuf->rect) {
2137                         cp = (unsigned char *)(ibuf->rect + y * ibuf->x + x);
2138                         rgb_uchar_to_float(r_col, cp);
2139                         ret = TRUE;
2140                 }
2141         }
2142
2143         ED_space_image_release_buffer(sima, ibuf, lock);
2144         return ret;
2145 }
2146
2147 static void image_sample_apply(bContext *C, wmOperator *op, wmEvent *event)
2148 {
2149         SpaceImage *sima = CTX_wm_space_image(C);
2150         ARegion *ar = CTX_wm_region(C);
2151         void *lock;
2152         ImBuf *ibuf = ED_space_image_acquire_buffer(sima, &lock);
2153         ImageSampleInfo *info = op->customdata;
2154         float fx, fy;
2155         Scene *scene = CTX_data_scene(C);
2156         CurveMapping *curve_mapping = scene->view_settings.curve_mapping;
2157
2158         if (ibuf == NULL) {
2159                 ED_space_image_release_buffer(sima, ibuf, lock);
2160                 info->draw = 0;
2161                 return;
2162         }
2163
2164         UI_view2d_region_to_view(&ar->v2d, event->mval[0], event->mval[1], &fx, &fy);
2165
2166         if (fx >= 0.0f && fy >= 0.0f && fx < 1.0f && fy < 1.0f) {
2167                 float *fp;
2168                 unsigned char *cp;
2169                 int x = (int)(fx * ibuf->x), y = (int)(fy * ibuf->y);
2170                 Image *image = ED_space_image(sima);
2171
2172                 CLAMP(x, 0, ibuf->x - 1);
2173                 CLAMP(y, 0, ibuf->y - 1);
2174
2175                 info->x = x;
2176                 info->y = y;
2177                 info->draw = 1;
2178                 info->channels = ibuf->channels;
2179
2180                 info->colp = NULL;
2181                 info->colfp = NULL;
2182                 info->zp = NULL;
2183                 info->zfp = NULL;
2184
2185                 info->use_default_view = (image->flag & IMA_VIEW_AS_RENDER) ? FALSE : TRUE;
2186
2187                 if (ibuf->rect) {
2188                         cp = (unsigned char *)(ibuf->rect + y * ibuf->x + x);
2189
2190                         info->col[0] = cp[0];
2191                         info->col[1] = cp[1];
2192                         info->col[2] = cp[2];
2193                         info->col[3] = cp[3];
2194                         info->colp = info->col;
2195
2196                         info->colf[0] = (float)cp[0] / 255.0f;
2197                         info->colf[1] = (float)cp[1] / 255.0f;
2198                         info->colf[2] = (float)cp[2] / 255.0f;
2199                         info->colf[3] = (float)cp[3] / 255.0f;
2200                         info->colfp = info->colf;
2201
2202                         info->color_manage = FALSE;
2203                 }
2204                 if (ibuf->rect_float) {
2205                         fp = (ibuf->rect_float + (ibuf->channels) * (y * ibuf->x + x));
2206
2207                         info->colf[0] = fp[0];
2208                         info->colf[1] = fp[1];
2209                         info->colf[2] = fp[2];
2210                         info->colf[3] = fp[3];
2211                         info->colfp = info->colf;
2212
2213                         info->color_manage = TRUE;
2214                 }
2215
2216                 if (ibuf->zbuf) {
2217                         info->z = ibuf->zbuf[y * ibuf->x + x];
2218                         info->zp = &info->z;
2219                 }
2220                 if (ibuf->zbuf_float) {
2221                         info->zf = ibuf->zbuf_float[y * ibuf->x + x];
2222                         info->zfp = &info->zf;
2223                 }
2224
2225                 if (curve_mapping && ibuf->channels == 4) {
2226                         /* we reuse this callback for set curves point operators */
2227                         if (RNA_struct_find_property(op->ptr, "point")) {
2228                                 int point = RNA_enum_get(op->ptr, "point");
2229
2230                                 if (point == 1) {
2231                                         curvemapping_set_black_white(curve_mapping, NULL, info->colfp);
2232                                 }
2233                                 else if (point == 0) {
2234                                         curvemapping_set_black_white(curve_mapping, info->colfp, NULL);
2235                                 }
2236                         }
2237                 }
2238
2239                 // XXX node curve integration ..
2240 #if 0
2241                 {
2242                         ScrArea *sa, *cur = curarea;
2243
2244                         node_curvemap_sample(fp);   /* sends global to node editor */
2245                         for (sa = G.curscreen->areabase.first; sa; sa = sa->next) {
2246                                 if (sa->spacetype == SPACE_NODE) {
2247                                         areawinset(sa->win);
2248                                         scrarea_do_windraw(sa);
2249                                 }
2250                         }
2251                         node_curvemap_sample(NULL);     /* clears global in node editor */
2252                         curarea = cur;
2253                 }
2254 #endif
2255         }
2256         else {
2257                 info->draw = 0;
2258         }
2259
2260         ED_space_image_release_buffer(sima, ibuf, lock);
2261         ED_area_tag_redraw(CTX_wm_area(C));
2262 }
2263
2264 static void image_sample_exit(bContext *C, wmOperator *op)
2265 {
2266         ImageSampleInfo *info = op->customdata;
2267
2268         ED_region_draw_cb_exit(info->art, info->draw_handle);
2269         ED_area_tag_redraw(CTX_wm_area(C));
2270         MEM_freeN(info);
2271 }
2272
2273 static int image_sample_invoke(bContext *C, wmOperator *op, wmEvent *event)
2274 {
2275         SpaceImage *sima = CTX_wm_space_image(C);
2276         ARegion *ar = CTX_wm_region(C);
2277         ImageSampleInfo *info;
2278
2279         if (!ED_space_image_has_buffer(sima))
2280                 return OPERATOR_CANCELLED;
2281
2282         info = MEM_callocN(sizeof(ImageSampleInfo), "ImageSampleInfo");
2283         info->art = ar->type;
2284         info->draw_handle = ED_region_draw_cb_activate(ar->type, image_sample_draw, info, REGION_DRAW_POST_PIXEL);
2285         op->customdata = info;
2286
2287         image_sample_apply(C, op, event);
2288
2289         WM_event_add_modal_handler(C, op);
2290
2291         return OPERATOR_RUNNING_MODAL;
2292 }
2293
2294 static int image_sample_modal(bContext *C, wmOperator *op, wmEvent *event)
2295 {
2296         switch (event->type) {
2297                 case LEFTMOUSE:
2298                 case RIGHTMOUSE: // XXX hardcoded
2299                         image_sample_exit(C, op);
2300                         return OPERATOR_CANCELLED;
2301                 case MOUSEMOVE:
2302                         image_sample_apply(C, op, event);
2303                         break;
2304         }
2305
2306         return OPERATOR_RUNNING_MODAL;
2307 }
2308
2309 static int image_sample_cancel(bContext *C, wmOperator *op)
2310 {
2311         image_sample_exit(C, op);
2312         return OPERATOR_CANCELLED;
2313 }
2314
2315 void IMAGE_OT_sample(wmOperatorType *ot)
2316 {
2317         /* identifiers */
2318         ot->name = "Sample Color";
2319         ot->idname = "IMAGE_OT_sample";
2320         ot->description = "Use mouse to sample a color in current image";
2321
2322         /* api callbacks */
2323         ot->invoke = image_sample_invoke;
2324         ot->modal = image_sample_modal;
2325         ot->cancel = image_sample_cancel;
2326         ot->poll = image_sample_poll;
2327
2328         /* flags */
2329         ot->flag = OPTYPE_BLOCKING;
2330 }
2331
2332 /******************** sample line operator ********************/
2333 static int image_sample_line_exec(bContext *C, wmOperator *op)
2334 {
2335         SpaceImage *sima = CTX_wm_space_image(C);
2336         ARegion *ar = CTX_wm_region(C);
2337         Scene *scene = CTX_data_scene(C);
2338
2339         int x_start = RNA_int_get(op->ptr, "xstart");
2340         int y_start = RNA_int_get(op->ptr, "ystart");
2341         int x_end = RNA_int_get(op->ptr, "xend");
2342         int y_end = RNA_int_get(op->ptr, "yend");
2343
2344         void *lock;
2345         ImBuf *ibuf = ED_space_image_acquire_buffer(sima, &lock);
2346         Histogram *hist = &sima->sample_line_hist;
2347
2348         float x1f, y1f, x2f, y2f;
2349
2350         if (ibuf == NULL) {
2351                 ED_space_image_release_buffer(sima, ibuf, lock);
2352                 return OPERATOR_CANCELLED;
2353         }
2354         /* hmmmm */
2355         if (ibuf->channels < 3) {
2356                 ED_space_image_release_buffer(sima, ibuf, lock);
2357                 return OPERATOR_CANCELLED;
2358         }
2359
2360         UI_view2d_region_to_view(&ar->v2d, x_start, y_start, &x1f, &y1f);
2361         UI_view2d_region_to_view(&ar->v2d, x_end, y_end, &x2f, &y2f);
2362
2363         hist->co[0][0] = x1f;
2364         hist->co[0][1] = y1f;
2365         hist->co[1][0] = x2f;
2366         hist->co[1][1] = y2f;
2367
2368         BKE_histogram_update_sample_line(hist, ibuf, &scene->view_settings, &scene->display_settings);
2369
2370         /* reset y zoom */
2371         hist->ymax = 1.0f;
2372
2373         ED_space_image_release_buffer(sima, ibuf, lock);
2374
2375         ED_area_tag_redraw(CTX_wm_area(C));
2376
2377         return OPERATOR_FINISHED;
2378 }
2379
2380 static int image_sample_line_invoke(bContext *C, wmOperator *op, wmEvent *event)
2381 {
2382         SpaceImage *sima = CTX_wm_space_image(C);
2383
2384         Histogram *hist = &sima->sample_line_hist;
2385         hist->flag &= ~HISTO_FLAG_SAMPLELINE;
2386
2387         if (!ED_space_image_has_buffer(sima))
2388                 return OPERATOR_CANCELLED;
2389
2390         return WM_gesture_straightline_invoke(C, op, event);
2391 }
2392
2393 void IMAGE_OT_sample_line(wmOperatorType *ot)
2394 {
2395         /* identifiers */
2396         ot->name = "Sample Line";
2397         ot->idname = "IMAGE_OT_sample_line";
2398         ot->description = "Sample a line and show it in Scope panels";
2399
2400         /* api callbacks */
2401         ot->invoke = image_sample_line_invoke;
2402         ot->modal = WM_gesture_straightline_modal;
2403         ot->exec = image_sample_line_exec;
2404         ot->poll = space_image_main_area_poll;
2405         ot->cancel = WM_gesture_straightline_cancel;
2406
2407         /* flags */
2408         ot->flag = 0; /* no undo/register since this operates on the space */
2409
2410         WM_operator_properties_gesture_straightline(ot, CURSOR_EDIT);
2411 }
2412
2413 /******************** set curve point operator ********************/
2414
2415 void IMAGE_OT_curves_point_set(wmOperatorType *ot)
2416 {
2417         static EnumPropertyItem point_items[] = {
2418                 {0, "BLACK_POINT", 0, "Black Point", ""},
2419                 {1, "WHITE_POINT", 0, "White Point", ""},
2420                 {0, NULL, 0, NULL, NULL}
2421         };
2422
2423         /* identifiers */
2424         ot->name = "Set Curves Point";
2425         ot->idname = "IMAGE_OT_curves_point_set";
2426         ot->description = "Set black point or white point for curves";
2427
2428         /* flags */
2429         ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
2430
2431         /* api callbacks */
2432         ot->invoke = image_sample_invoke;
2433         ot->modal = image_sample_modal;
2434         ot->cancel = image_sample_cancel;
2435         ot->poll = space_image_main_area_not_uv_brush_poll;
2436
2437         /* properties */
2438         RNA_def_enum(ot->srna, "point", point_items, 0, "Point", "Set black point or white point for curves");
2439 }
2440
2441 /******************** record composite operator *********************/
2442
2443 typedef struct RecordCompositeData {
2444         wmTimer *timer;
2445         int old_cfra;
2446         int sfra, efra;
2447 } RecordCompositeData;
2448
2449 static int image_record_composite_apply(bContext *C, wmOperator *op)
2450 {
2451         SpaceImage *sima = CTX_wm_space_image(C);
2452         RecordCompositeData *rcd = op->customdata;
2453         Scene *scene = CTX_data_scene(C);
2454         ImBuf *ibuf;
2455
2456         WM_cursor_time(CTX_wm_window(C), scene->r.cfra);
2457
2458         // XXX scene->nodetree->test_break = blender_test_break;
2459         // XXX scene->nodetree->test_break = NULL;
2460
2461         BKE_image_all_free_anim_ibufs(scene->r.cfra);
2462         ntreeCompositTagAnimated(scene->nodetree);
2463         ntreeCompositExecTree(scene->nodetree, &scene->r, 0, scene->r.cfra != rcd->old_cfra,
2464                               &scene->view_settings, &scene->display_settings);  /* 1 is no previews */
2465
2466         ED_area_tag_redraw(CTX_wm_area(C));
2467
2468         ibuf = BKE_image_acquire_ibuf(sima->image, &sima->iuser, NULL);
2469         /* save memory in flipbooks */
2470         if (ibuf)
2471                 imb_freerectfloatImBuf(ibuf);
2472
2473         BKE_image_release_ibuf(sima->image, ibuf, NULL);
2474
2475         scene->r.cfra++;
2476
2477         return (scene->r.cfra <= rcd->efra);
2478 }
2479
2480 static int image_record_composite_init(bContext *C, wmOperator *op)
2481 {
2482         SpaceImage *sima = CTX_wm_space_image(C);
2483         Scene *scene = CTX_data_scene(C);
2484         RecordCompositeData *rcd;
2485
2486         if (sima->iuser.frames < 2)
2487                 return 0;
2488         if (scene->nodetree == NULL)
2489                 return 0;
2490
2491         op->customdata = rcd = MEM_callocN(sizeof(RecordCompositeData), "ImageRecordCompositeData");
2492
2493         rcd->old_cfra = scene->r.cfra;
2494         rcd->sfra = sima->iuser.sfra;
2495         rcd->efra = sima->iuser.sfra + sima->iuser.frames - 1;
2496         scene->r.cfra = rcd->sfra;
2497
2498         return 1;
2499 }
2500
2501 static void image_record_composite_exit(bContext *C, wmOperator *op)
2502 {
2503         Scene *scene = CTX_data_scene(C);
2504         SpaceImage *sima = CTX_wm_space_image(C);
2505         RecordCompositeData *rcd = op->customdata;
2506
2507         scene->r.cfra = rcd->old_cfra;
2508
2509         WM_cursor_restore(CTX_wm_window(C));
2510
2511         if (rcd->timer)
2512                 WM_event_remove_timer(CTX_wm_manager(C), CTX_wm_window(C), rcd->timer);
2513
2514         WM_event_add_notifier(C, NC_IMAGE | NA_EDITED, sima->image);
2515
2516         // XXX play_anim(0);
2517         // XXX allqueue(REDRAWNODE, 1);
2518
2519         MEM_freeN(rcd);
2520 }
2521
2522 static int image_record_composite_exec(bContext *C, wmOperator *op)
2523 {
2524         if (!image_record_composite_init(C, op))
2525                 return OPERATOR_CANCELLED;
2526
2527         while (image_record_composite_apply(C, op)) {}
2528
2529         image_record_composite_exit(C, op);
2530
2531         return OPERATOR_FINISHED;
2532 }
2533
2534 static int image_record_composite_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
2535 {
2536         RecordCompositeData *rcd;
2537
2538         if (!image_record_composite_init(C, op))
2539                 return OPERATOR_CANCELLED;
2540
2541         rcd = op->customdata;
2542         rcd->timer = WM_event_add_timer(CTX_wm_manager(C), CTX_wm_window(C), TIMER, 0.0f);
2543         WM_event_add_modal_handler(C, op);
2544
2545         if (!image_record_composite_apply(C, op))
2546                 return OPERATOR_FINISHED;
2547
2548         return OPERATOR_RUNNING_MODAL;
2549 }
2550
2551 static int image_record_composite_modal(bContext *C, wmOperator *op, wmEvent *event)
2552 {
2553         RecordCompositeData *rcd = op->customdata;
2554
2555         switch (event->type) {
2556                 case TIMER:
2557                         if (rcd->timer == event->customdata) {
2558                                 if (!image_record_composite_apply(C, op)) {
2559                                         image_record_composite_exit(C, op);
2560                                         return OPERATOR_FINISHED;
2561                                 }
2562                         }
2563                         break;
2564                 case ESCKEY:
2565                         image_record_composite_exit(C, op);
2566                         return OPERATOR_FINISHED;
2567         }
2568
2569         return OPERATOR_RUNNING_MODAL;
2570 }
2571
2572 static int image_record_composite_cancel(bContext *C, wmOperator *op)
2573 {
2574         image_record_composite_exit(C, op);
2575         return OPERATOR_CANCELLED;
2576 }
2577
2578 void IMAGE_OT_record_composite(wmOperatorType *ot)
2579 {
2580         /* identifiers */
2581         ot->name = "Record Composite";
2582         ot->idname = "IMAGE_OT_record_composite";
2583
2584         /* api callbacks */
2585         ot->exec = image_record_composite_exec;
2586         ot->invoke = image_record_composite_invoke;
2587         ot->modal = image_record_composite_modal;
2588         ot->cancel = image_record_composite_cancel;
2589         ot->poll = space_image_buffer_exists_poll;
2590 }
2591
2592 /********************* cycle render slot operator *********************/
2593
2594 static int image_cycle_render_slot_poll(bContext *C)
2595 {
2596         Image *ima = CTX_data_edit_image(C);
2597
2598         return (ima && ima->type == IMA_TYPE_R_RESULT);
2599 }
2600
2601 static int image_cycle_render_slot_exec(bContext *C, wmOperator *op)
2602 {
2603         Image *ima = CTX_data_edit_image(C);
2604         int a, slot, cur = ima->render_slot;
2605         const short use_reverse = RNA_boolean_get(op->ptr, "reverse");
2606
2607         for (a = 1; a < IMA_MAX_RENDER_SLOT; a++) {
2608                 slot = (cur + (use_reverse ? -a : a)) % IMA_MAX_RENDER_SLOT;
2609                 if (slot < 0) slot += IMA_MAX_RENDER_SLOT;
2610
2611                 if (ima->renders[slot] || slot == ima->last_render_slot) {
2612                         ima->render_slot = slot;
2613                         break;
2614                 }
2615         }
2616
2617         if (a == IMA_MAX_RENDER_SLOT)
2618                 ima->render_slot = ((cur == 1) ? 0 : 1);
2619
2620         WM_event_add_notifier(C, NC_IMAGE | ND_DRAW, NULL);
2621
2622         /* no undo push for browsing existing */
2623         if (ima->renders[ima->render_slot] || ima->render_slot == ima->last_render_slot)
2624                 return OPERATOR_CANCELLED;
2625
2626         return OPERATOR_FINISHED;
2627 }
2628
2629 void IMAGE_OT_cycle_render_slot(wmOperatorType *ot)
2630 {
2631         /* identifiers */
2632         ot->name = "Cycle Render Slot";
2633         ot->idname = "IMAGE_OT_cycle_render_slot";
2634         ot->description = "Cycle through all non-void render slots";
2635
2636         /* api callbacks */
2637         ot->exec = image_cycle_render_slot_exec;
2638         ot->poll = image_cycle_render_slot_poll;
2639
2640         /* flags */
2641         ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
2642
2643         RNA_def_boolean(ot->srna, "reverse", 0, "Cycle in Reverse", "");
2644 }