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author | Lukas Toenne <lukas.toenne@googlemail.com> | 2013-04-03 13:10:29 +0400 |
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committer | Lukas Toenne <lukas.toenne@googlemail.com> | 2013-04-03 13:10:29 +0400 |
commit | bb4ab6a007ddc1130cc80439c9d4cd89c8117fb6 (patch) | |
tree | c24bd2e13e6a85992879df33d8f53996e9d87a9e /source/blender/nodes/intern/node_common.c | |
parent | bfeef2f5f07094c4014ce7c7bf7e933c168c2bd0 (diff) |
Fix #33628, Segmentation fault after pasting a closed group of nodes into an open group. Finally now there is a proper check for pasting nodes into groups. It uses the poll_instance callback of node types to determine if a node can be added into a specific node tree. Currently this is only implemented for group nodes and does a recursive check to avoid pasting a node group into itself (on any level, also nested groups).
Diffstat (limited to 'source/blender/nodes/intern/node_common.c')
-rw-r--r-- | source/blender/nodes/intern/node_common.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/source/blender/nodes/intern/node_common.c b/source/blender/nodes/intern/node_common.c index 4e4443f7c3f..24f35cc81af 100644 --- a/source/blender/nodes/intern/node_common.c +++ b/source/blender/nodes/intern/node_common.c @@ -89,11 +89,15 @@ const char *node_group_label(bNode *node) int node_group_poll_instance(bNode *node, bNodeTree *nodetree) { - bNodeTree *grouptree = (bNodeTree*)node->id; - if (grouptree) - return nodeGroupPoll(nodetree, grouptree); + if (node->typeinfo->poll(node->typeinfo, nodetree)) { + bNodeTree *grouptree = (bNodeTree*)node->id; + if (grouptree) + return nodeGroupPoll(nodetree, grouptree); + else + return TRUE; /* without a linked node tree, group node is always ok */ + } else - return 1; + return FALSE; } int nodeGroupPoll(bNodeTree *nodetree, bNodeTree *grouptree) |