diff options
Diffstat (limited to 'source/blender/editors/space_node/space_node.c')
-rw-r--r-- | source/blender/editors/space_node/space_node.c | 34 |
1 files changed, 18 insertions, 16 deletions
diff --git a/source/blender/editors/space_node/space_node.c b/source/blender/editors/space_node/space_node.c index 680d577a3b6..e234b4255ed 100644 --- a/source/blender/editors/space_node/space_node.c +++ b/source/blender/editors/space_node/space_node.c @@ -75,8 +75,13 @@ void ED_node_tree_start(SpaceNode *snode, bNodeTree *ntree, ID *id, ID *from) path = MEM_callocN(sizeof(bNodeTreePath), "node tree path"); path->nodetree = ntree; path->parent_key = NODE_INSTANCE_KEY_BASE; + + /* copy initial offset from bNodeTree */ + copy_v2_v2(path->view_center, ntree->view_center); + if (id) BLI_strncpy(path->node_name, id->name + 2, sizeof(path->node_name)); + BLI_addtail(&snode->treepath, path); } @@ -85,7 +90,6 @@ void ED_node_tree_start(SpaceNode *snode, bNodeTree *ntree, ID *id, ID *from) snode->id = id; snode->from = from; - /* listener updates the View2D center from edittree */ WM_main_add_notifier(NC_SCENE | ND_NODES, NULL); } @@ -105,12 +109,14 @@ void ED_node_tree_push(SpaceNode *snode, bNodeTree *ntree, bNode *gnode) else path->parent_key = NODE_INSTANCE_KEY_BASE; + /* copy initial offset from bNodeTree */ + copy_v2_v2(path->view_center, ntree->view_center); + BLI_addtail(&snode->treepath, path); /* update current tree */ snode->edittree = ntree; - /* listener updates the View2D center from edittree */ WM_main_add_notifier(NC_SCENE | ND_NODES, NULL); } @@ -205,20 +211,15 @@ void ED_node_tree_path_get_fixedbuf(SpaceNode *snode, char *value, int max_lengt void snode_group_offset(SpaceNode *snode, float *x, float *y) { bNodeTreePath *path = snode->treepath.last; - float cx, cy; - if (path) { - cx = path->nodetree->view_center[0]; - cy = path->nodetree->view_center[1]; - - if (path->prev) { - *x = cx - path->prev->nodetree->view_center[0]; - *y = cy - path->prev->nodetree->view_center[1]; - return; - } + if (path && path->prev) { + float dcenter[2]; + sub_v2_v2v2(dcenter, path->view_center, path->prev->view_center); + *x = dcenter[0]; + *y = dcenter[1]; } - - *x = *y = 0.0f; + else + *x = *y = 0.0f; } /* ******************** manage regions ********************* */ @@ -374,9 +375,10 @@ static void node_area_listener(ScrArea *sa, wmNotifier *wmn) switch (wmn->data) { case ND_NODES: { ARegion *ar = BKE_area_find_region_type(sa, RGN_TYPE_WINDOW); + bNodeTreePath *path = snode->treepath.last; /* shift view to node tree center */ - if (ar && snode->edittree) - UI_view2d_setcenter(&ar->v2d, snode->edittree->view_center[0], snode->edittree->view_center[1]); + if (ar && path) + UI_view2d_setcenter(&ar->v2d, path->view_center[0], path->view_center[1]); ED_area_tag_refresh(sa); break; |