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Cycles: fix crash with group node sockets that don't connect to any node

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inside the group.
This commit is contained in:
Brecht Van Lommel
2011-09-12 14:47:36 +00:00
parent ebc653463d
commit f97d7b234d
1 changed files with 4 additions and 1 deletions
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5
intern/cycles/blender/blender_shader.cpp
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@@ -519,7 +519,10 @@ static void add_nodes(BL::BlendData b_data, ShaderGraph *graph, BL::ShaderNodeTr
to_name = b_to_sock.name();
}
graph->connect(from_node->output(from_name.c_str()), to_node->input(to_name.c_str()));
/* in case of groups there may not actually be a node inside the group
that the group socket connects to, so from_node or to_node may be NULL */
if(from_node && to_node)
graph->connect(from_node->output(from_name.c_str()), to_node->input(to_name.c_str()));
}
}