2.5

Anim playback part 1 (needs more test, will do after commit)

- added the update_for_new_frame() back
- proper evaluation of time change notifier in WM level
- fixed redraw flushes for menus while animation plays.

source/blender/editors/animation/anim_deps.c

@@ -35,6 +35,7 @@
 #include "DNA_scene_types.h"
 #include "DNA_screen_types.h"
 #include "DNA_space_types.h"
+#include "DNA_texture_types.h"
 #include "DNA_view3d_types.h"
 #include "DNA_windowmanager_types.h"
 
@@ -42,6 +43,10 @@
 
 #include "BKE_context.h"
 #include "BKE_depsgraph.h"
+#include "BKE_global.h"
+#include "BKE_scene.h"
+#include "BKE_main.h"
+#include "BKE_node.h"
 #include "BKE_utildefines.h"
 
 #include "RNA_access.h"
@@ -50,24 +55,66 @@
 
 /* ***************** depsgraph calls and anim updates ************* */
 
+static unsigned int screen_view3d_layers(bScreen *screen)
+{
+	if(screen) {
+		unsigned int layer= screen->scene->lay;	/* as minimum this */
+		ScrArea *sa;
+		
+		/* get all used view3d layers */
+		for(sa= screen->areabase.first; sa; sa= sa->next) {
+			if(sa->spacetype==SPACE_VIEW3D)
+				layer |= ((View3D *)sa->spacedata.first)->lay;
+		}
+		return layer;
+	}
+	return 0;
+}
+
 /* generic update flush, reads from context Screen (layers) and scene */
 /* this is for compliancy, later it can do all windows etc */
 void ED_anim_dag_flush_update(bContext *C)
 {
 	Scene *scene= CTX_data_scene(C);
 	bScreen *screen= CTX_wm_screen(C);
-	int layer= scene->lay;	/* as minimum this */
 	
-	if(screen) {
-		ScrArea *sa;
-
-		/* get all used view3d layers */
-		for(sa= screen->areabase.first; sa; sa= sa->next) {
-			if(sa->spacetype==SPACE_VIEW3D)
-				layer |= ((View3D *)sa->spacedata.first)->lay;
-		}
-	}
-	
-	DAG_scene_flush_update(scene, layer, 0);
+	DAG_scene_flush_update(scene, screen_view3d_layers(screen), 0);
+}
+
+
+/* results in fully updated anim system */
+/* in future sound should be on WM level, only 1 sound can play! */
+void ED_update_for_newframe(bContext *C, int mute)
+{
+	bScreen *screen= CTX_wm_screen(C);
+	Scene *scene= screen->scene;
+	
+	//extern void audiostream_scrub(unsigned int frame);	/* seqaudio.c */
+	
+	/* this function applies the changes too */
+	/* XXX future: do all windows */
+	scene_update_for_newframe(scene, screen_view3d_layers(screen)); /* BKE_scene.h */
+	
+	//if ( (CFRA>1) && (!mute) && (G.scene->audio.flag & AUDIO_SCRUB)) 
+	//	audiostream_scrub( CFRA );
+	
+	/* 3d window, preview */
+	//BIF_view3d_previewrender_signal(curarea, PR_DBASE|PR_DISPRECT);
+	
+	/* all movie/sequence images */
+	//BIF_image_update_frame();
+	
+	/* composite */
+	if(scene->use_nodes && scene->nodetree)
+		ntreeCompositTagAnimated(scene->nodetree);
+	
+	/* update animated texture nodes */
+	{
+		Tex *tex;
+		for(tex= G.main->tex.first; tex; tex= tex->id.next)
+			if( tex->use_nodes && tex->nodetree ) {
+				ntreeTexTagAnimated( tex->nodetree );
+			}
+	}
 }
 

source/blender/editors/include/ED_anim_api.h

@@ -286,6 +286,7 @@ void ANIM_nla_mapping_apply(struct Object *ob, struct Ipo *ipo, short restore, s
 
 /* generic update flush, reads from Context screen (layers) and scene */
 void ED_anim_dag_flush_update(struct bContext *C);
+void ED_update_for_newframe(struct bContext *C, int mute);
 
 /* ************************************************* */
 /* OPERATORS */

source/blender/editors/space_buttons/space_buttons.c

@@ -230,9 +230,19 @@ static void buttons_header_area_draw(const bContext *C, ARegion *ar)
 	UI_view2d_view_restore(C);
 }
 
-static void buttons_main_area_listener(ARegion *ar, wmNotifier *wmn)
+/* reused! */
+static void buttons_area_listener(ARegion *ar, wmNotifier *wmn)
 {
 	/* context changes */
+	switch(wmn->category) {
+		case NC_SCENE:
+			switch(wmn->data) {
+				case ND_FRAME:
+					ED_region_tag_redraw(ar);
+					break;
+			}
+			break;
+	}
 }
 
 /* only called once, from space/spacetypes.c */
@@ -255,7 +265,7 @@ void ED_spacetype_buttons(void)
 	art->regionid = RGN_TYPE_WINDOW;
 	art->init= buttons_main_area_init;
 	art->draw= buttons_main_area_draw;
-	art->listener= buttons_main_area_listener;
+	art->listener= buttons_area_listener;
 	art->keymapflag= ED_KEYMAP_UI|ED_KEYMAP_VIEW2D;
 
 	BLI_addhead(&st->regiontypes, art);
@@ -268,7 +278,7 @@ void ED_spacetype_buttons(void)
 	
 	art->init= buttons_header_area_init;
 	art->draw= buttons_header_area_draw;
-	
+	art->listener= buttons_area_listener;
 	BLI_addhead(&st->regiontypes, art);
 	
 	/* regions: channels */

source/blender/editors/space_time/space_time.c

@@ -203,6 +203,17 @@ static void time_header_area_draw(const bContext *C, ARegion *ar)
 	UI_view2d_view_restore(C);
 }
 
+static void time_header_area_listener(ARegion *ar, wmNotifier *wmn)
+{
+	/* context changes */
+	switch(wmn->category) {
+		
+		case NC_SCENE:
+			if(wmn->data==ND_FRAME)
+				ED_region_tag_redraw(ar);
+			break;
+	}
+}
 
 /* ******************** default callbacks for time space ***************** */
 
@@ -314,6 +325,7 @@ void ED_spacetype_time(void)
 	
 	art->init= time_header_area_init;
 	art->draw= time_header_area_draw;
+	art->listener= time_header_area_listener;
 	BLI_addhead(&st->regiontypes, art);
 		
 	BKE_spacetype_register(st);

source/blender/editors/space_view3d/space_view3d.c

@@ -52,6 +52,7 @@
 #include "BIF_gl.h"
 
 #include "WM_api.h"
+#include "WM_types.h"
 
 #include "UI_interface.h"
 #include "UI_resources.h"
@@ -203,6 +204,19 @@ static void view3d_main_area_init(wmWindowManager *wm, ARegion *ar)
 	
 }
 
+static void view3d_main_area_listener(ARegion *ar, wmNotifier *wmn)
+{
+	/* context changes */
+	switch(wmn->category) {
+		case NC_SCENE:
+			switch(wmn->data) {
+				case ND_FRAME:
+					ED_region_tag_redraw(ar);
+					break;
+			}
+			break;
+	}
+}
 
 /* add handlers, stuff you only do once or on area/region changes */
 static void view3d_header_area_init(wmWindowManager *wm, ARegion *ar)
@@ -295,7 +309,7 @@ void ED_spacetype_view3d(void)
 	art->regionid = RGN_TYPE_WINDOW;
 	art->draw= view3d_main_area_draw;
 	art->init= view3d_main_area_init;
-	
+	art->listener= view3d_main_area_listener;
 	BLI_addhead(&st->regiontypes, art);
 	
 	/* regions: header */

source/blender/windowmanager/intern/wm_event_system.c

@@ -48,6 +48,7 @@
 
 #include "ED_screen.h"
 #include "ED_space_api.h"
+#include "ED_anim_api.h"
 
 #include "RNA_access.h"
 
@@ -127,6 +128,25 @@ void wm_event_do_notifiers(bContext *C)
 {
 	wmWindowManager *wm= CTX_wm_manager(C);
 	wmNotifier *note;
+	wmWindow *win;
+	
+	/* cache & catch WM level notifiers, such as frame change */
+	/* XXX todo, multiwindow scenes */
+	for(win= wm->windows.first; win; win= win->next) {
+		int do_anim= 0;
+		
+		for(note= wm->queue.first; note; note= note->next) {
+			if(note->window==win)
+				if(note->category==NC_SCENE)
+					if(note->data==ND_FRAME)
+						do_anim= 1;
+		}
+		if(do_anim) {
+			/* depsgraph gets called, might send more notifiers */
+			CTX_wm_window_set(C, win);
+			ED_update_for_newframe(C, 1);
+		}
+	}
 	
 	while( (note=wm_notifier_next(wm)) ) {
 		wmWindow *win;
@@ -158,15 +178,11 @@ void wm_event_do_notifiers(bContext *C)
 	}	
 }
 
-/* mark regions to redraw if overlapped with rect */
-static void wm_flush_regions(bScreen *screen, rcti *dirty)
+/* mark area-regions to redraw if overlapped with rect */
+static void wm_flush_regions_down(bScreen *screen, rcti *dirty)
 {
 	ScrArea *sa;
 	ARegion *ar;
-	
-	for(ar= screen->regionbase.first; ar; ar= ar->next)
-		if(BLI_isect_rcti(dirty, &ar->winrct, NULL))
-			ar->do_draw= 1;
 
 	for(sa= screen->areabase.first; sa; sa= sa->next)
 		for(ar= sa->regionbase.first; ar; ar= ar->next)
@@ -174,18 +190,42 @@ static void wm_flush_regions(bScreen *screen, rcti *dirty)
 				ar->do_draw= 1;
 }
 
+/* mark menu-regions to redraw if overlapped with rect */
+static void wm_flush_regions_up(bScreen *screen, rcti *dirty)
+{
+	ARegion *ar;
+	
+	for(ar= screen->regionbase.first; ar; ar= ar->next)
+		if(BLI_isect_rcti(dirty, &ar->winrct, NULL))
+			ar->do_draw= 1;
+}
+
+
 /* all the overlay management, menus, actionzones, region tabs, etc */
 static void wm_flush_draw_update(bContext *C)
 {
+	ScrArea *sa;
 	ARegion *ar;
 	bScreen *screen= CTX_wm_screen(C);
 	
-	/* flush redraws of screen regions (menus) down */
-	for(ar= screen->regionbase.last; ar; ar= ar->prev) {
-		if(ar->swinid && ar->do_draw) {
-			wm_flush_regions(screen, &ar->winrct);
-		}
-	}
+	if(screen->regionbase.first) {
+		/* flush redraws of area-regions up to menus */
+		for(sa= screen->areabase.first; sa; sa= sa->next)
+			for(ar= sa->regionbase.first; ar; ar= ar->next)
+				if(ar->swinid && ar->do_draw)
+					wm_flush_regions_up(screen, &ar->winrct);
+		
+		/* flush overlapping menus */
+		for(ar= screen->regionbase.last; ar; ar= ar->prev)
+			if(ar->swinid && ar->do_draw)
+				wm_flush_regions_up(screen, &ar->winrct);
+		
+		
+		/* flush redraws of menus down to areas */
+		for(ar= screen->regionbase.last; ar; ar= ar->prev)
+			if(ar->swinid && ar->do_draw)
+				wm_flush_regions_down(screen, &ar->winrct);
+	}	
 	
 	/* sets redraws for Azones, future region tabs, etc */
 	ED_area_overdraw_flush(C);