static bool is_preview_allowed(ScrArea *cur)
{
SpaceImage *sima = cur->spacedata.first;
ScrArea *sa;
/* check if another areawindow has preview set */
for (sa = G.curscreen->areabase.first; sa; sa = sa->next) {
if (sa != cur && sa->spacetype == SPACE_IMAGE) {
if (image_preview_active(sa, NULL, NULL))
return 0;
}
}
/* check image type */
if (sima->image == NULL || sima->image->type != IMA_TYPE_COMPOSITE)
return 0;
return 1;
}
void image_preview_event(int event)
{
int exec = 0;
if (event == 0) {
G.scene->r.scemode &= ~R_COMP_CROP;
exec = 1;
}
else {
if (image_preview_active(curarea, NULL, NULL)) {
G.scene->r.scemode |= R_COMP_CROP;
exec = 1;
}
else
G.scene->r.scemode &= ~R_COMP_CROP;
}
if (exec && G.scene->nodetree) {
Scene *scene = G.scene;
/* should work when no node editor in screen..., so we execute right away */
ntreeCompositTagGenerators(G.scene->nodetree);
G.is_break = FALSE;
G.scene->nodetree->timecursor = set_timecursor;
G.scene->nodetree->test_break = blender_test_break;
BIF_store_spare();
ntreeCompositExecTree(scene->nodetree, &scene->r, 1, &scene->view_settings, &scene->display_settings); /* 1 is do_previews */
G.scene->nodetree->timecursor = NULL;
G.scene->nodetree->test_break = NULL;
scrarea_do_windraw(curarea);
waitcursor(0);
WM_event_add_notifier(C, NC_IMAGE, ima_v);
}
}
void draw_image_main(const bContext *C, ARegion *ar)
{
SpaceImage *sima = CTX_wm_space_image(C);
Scene *scene = CTX_data_scene(C);
Image *ima;
ImBuf *ibuf;
float zoomx, zoomy;
bool show_viewer, show_render, show_paint, show_stereo3d, show_multilayer;
void *lock;
/* XXX can we do this in refresh? */
#if 0
what_image(sima);
if (sima->image) {
ED_image_get_aspect(sima->image, &xuser_asp, &yuser_asp);
/* UGLY hack? until now iusers worked fine... but for flipbook viewer we need this */
if (sima->image->type == IMA_TYPE_COMPOSITE) {
ImageUser *iuser = ntree_get_active_iuser(scene->nodetree);
if (iuser) {
BKE_image_user_calc_imanr(iuser, scene->r.cfra, 0);
sima->iuser = *iuser;
}
}
/* and we check for spare */
ibuf = ED_space_image_buffer(sima);
}
#endif
/* retrieve the image and information about it */
ima = ED_space_image(sima);
ED_space_image_get_zoom(sima, ar, &zoomx, &zoomy);
show_viewer = (ima && ima->source == IMA_SRC_VIEWER) != 0;
show_render = (show_viewer && ima->type == IMA_TYPE_R_RESULT) != 0;
show_paint = (ima && (sima->mode == SI_MODE_PAINT) && (show_viewer == false) && (show_render == false));
show_stereo3d = (ima && (ima->flag & IMA_IS_STEREO) && (sima->iuser.flag & IMA_SHOW_STEREO));
show_multilayer = ima && BKE_image_is_multilayer(ima);
if (show_viewer) {
/* use locked draw for drawing viewer image buffer since the compositor
* is running in separated thread and compositor could free this buffers.
* other images are not modifying in such a way so they does not require
* lock (sergey)
*/
BLI_lock_thread(LOCK_DRAW_IMAGE);
}
if (show_stereo3d) {
if (show_multilayer)
/* update multiindex and pass for the current eye */
BKE_image_multilayer_index(ima->rr, &sima->iuser);
else
BKE_image_multiview_index(ima, &sima->iuser);
}
ibuf = ED_space_image_acquire_buffer(sima, &lock);
/* draw the image or grid */
if (ibuf == NULL)
ED_region_grid_draw(ar, zoomx, zoomy);
else if (sima->flag & SI_DRAW_TILE)
draw_image_buffer_repeated(C, sima, ar, scene, ima, ibuf, zoomx, zoomy);
else if (ima && (ima->tpageflag & IMA_TILES))
draw_image_buffer_tiled(sima, ar, scene, ima, ibuf, 0.0f, 0.0, zoomx, zoomy);
else
draw_image_buffer(C, sima, ar, scene, ibuf, 0.0f, 0.0f, zoomx, zoomy);
/* paint helpers */
if (show_paint)
draw_image_paint_helpers(C, ar, scene, zoomx, zoomy);
/* XXX integrate this code */
#if 0
if (ibuf) {
float xoffs = 0.0f, yoffs = 0.0f;
if (image_preview_active(sa, &xim, &yim)) {
xoffs = scene->r.disprect.xmin;
yoffs = scene->r.disprect.ymin;
glColor3ub(0, 0, 0);
calc_image_view(sima, 'f');
myortho2(G.v2d->cur.xmin, G.v2d->cur.xmax, G.v2d->cur.ymin, G.v2d->cur.ymax);
glRectf(0.0f, 0.0f, 1.0f, 1.0f);
glLoadIdentity();
}
}
#endif
ED_space_image_release_buffer(sima, ibuf, lock);
if (show_viewer) {
BLI_unlock_thread(LOCK_DRAW_IMAGE);
}
/* render info */
if (ima && show_render)
draw_render_info(C, sima->iuser.scene, ima, ar, zoomx, zoomy);
}
void draw_image_main(SpaceImage *sima, ARegion *ar, Scene *scene)
{
Image *ima;
ImBuf *ibuf;
float zoomx, zoomy;
int show_viewer, show_render;
void *lock;
/* XXX can we do this in refresh? */
#if 0
what_image(sima);
if(sima->image) {
ED_image_aspect(sima->image, &xuser_asp, &yuser_asp);
/* UGLY hack? until now iusers worked fine... but for flipbook viewer we need this */
if(sima->image->type==IMA_TYPE_COMPOSITE) {
ImageUser *iuser= ntree_get_active_iuser(scene->nodetree);
if(iuser) {
BKE_image_user_calc_imanr(iuser, scene->r.cfra, 0);
sima->iuser= *iuser;
}
}
/* and we check for spare */
ibuf= ED_space_image_buffer(sima);
}
#endif
/* retrieve the image and information about it */
ima= ED_space_image(sima);
ED_space_image_zoom(sima, ar, &zoomx, &zoomy);
ibuf= ED_space_image_acquire_buffer(sima, &lock);
show_viewer= (ima && ima->source == IMA_SRC_VIEWER);
show_render= (show_viewer && ima->type == IMA_TYPE_R_RESULT);
/* draw the image or grid */
if(ibuf==NULL)
draw_image_grid(ar, zoomx, zoomy);
else if(sima->flag & SI_DRAW_TILE)
draw_image_buffer_repeated(sima, ar, scene, ima, ibuf, zoomx, zoomy);
else if(ima && (ima->tpageflag & IMA_TILES))
draw_image_buffer_tiled(sima, ar, scene, ima, ibuf, 0.0f, 0.0, zoomx, zoomy);
else
draw_image_buffer(sima, ar, scene, ima, ibuf, 0.0f, 0.0f, zoomx, zoomy);
/* paint helpers */
if(sima->flag & SI_DRAWTOOL)
draw_image_paint_helpers(ar, scene, zoomx, zoomy);
/* XXX integrate this code */
#if 0
if(ibuf) {
float xoffs=0.0f, yoffs= 0.0f;
if(image_preview_active(sa, &xim, &yim)) {
xoffs= scene->r.disprect.xmin;
yoffs= scene->r.disprect.ymin;
glColor3ub(0,0,0);
calc_image_view(sima, 'f');
myortho2(G.v2d->cur.xmin, G.v2d->cur.xmax, G.v2d->cur.ymin, G.v2d->cur.ymax);
glRectf(0.0f, 0.0f, 1.0f, 1.0f);
glLoadIdentity();
}
}
#endif
ED_space_image_release_buffer(sima, lock);
/* render info */
if(ima && show_render)
draw_render_info(scene, ima, ar);
}
