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Two fixes in drop-node-on-noodle:

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- Intersection code was using undefined vector
  caused wrong lines to be picked
- Code now also copes with hidden sockets. 
  If all fails, is just unhides a good socket.
This commit is contained in:
Ton Roosendaal 2011-07-22 16:39:06 +00:00
parent eed7702c99
commit ffc490cbf1
1 changed files with 27 additions and 3 deletions
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30
source/blender/editors/space_node/node_edit.c
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@ -2494,13 +2494,33 @@ void NODE_OT_links_cut(wmOperatorType *ot)
/* ********************* automatic node insert on dragging ******************* */
/* assumes sockets in list */
static bNodeSocket *socket_best_match(ListBase *sockets, int type)
{
bNodeSocket *sock;
/* first, match type */
for(sock= sockets->first; sock; sock= sock->next)
if(type == sock->type)
if(!(sock->flag & SOCK_HIDDEN))
if(type == sock->type)
return sock;
/* then just use first unhidden socket */
for(sock= sockets->first; sock; sock= sock->next)
if(!(sock->flag & SOCK_HIDDEN))
return sock;
/* OK, let's unhide proper one */
for(sock= sockets->first; sock; sock= sock->next) {
if(type == sock->type) {
sock->flag &= ~SOCK_HIDDEN;
return sock;
}
}
/* just the first */
sock= sockets->first;
sock->flag &= ~SOCK_HIDDEN;
return sockets->first;
}
@ -2577,7 +2597,7 @@ void ED_node_link_intersect_test(ScrArea *sa, int test)
bNode *select;
SpaceNode *snode= ed_node_link_conditions(sa, &select);
bNodeLink *link, *selink=NULL;
float mcoords[5][2];
float mcoords[6][2];
if(snode==NULL) return;
@ -2596,12 +2616,16 @@ void ED_node_link_intersect_test(ScrArea *sa, int test)
mcoords[2][1]= select->totr.ymax;
mcoords[3][0]= select->totr.xmin;
mcoords[3][1]= select->totr.ymax;
mcoords[4][0]= select->totr.xmin;
mcoords[4][1]= select->totr.ymin;
mcoords[5][0]= select->totr.xmax;
mcoords[5][1]= select->totr.ymax;
/* we only tag a single link for intersect now */
/* idea; use header dist when more? */
for(link= snode->edittree->links.first; link; link=link->next) {
if(cut_links_intersect(link, mcoords, 5)) { /* 5 - silly intersect code */
if(cut_links_intersect(link, mcoords, 5)) { /* intersect code wants edges */
if(selink)
break;
selink= link;