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don't crash on degenerate poly

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This commit is contained in:
David Rose 2005-03-15 01:05:14 +00:00
parent 9743a69b10
commit 58e093303c
1 changed files with 4 additions and 0 deletions
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4
panda/src/egg2pg/eggLoader.cxx
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@ -1439,6 +1439,10 @@ make_polyset(EggBin *egg_bin, PandaNode *parent) {
} }
// Convert the primitives' vertex pool to a GeomVertexData. // Convert the primitives' vertex pool to a GeomVertexData.
if (first_prim->get_pool() == (EggVertexPool *)NULL) {
// Whoops, must be a degenerate primitive.
return NULL;
}
PT(qpGeomVertexData) vertex_data = PT(qpGeomVertexData) vertex_data =
make_vertex_data(first_prim->get_pool(), first_prim->get_vertex_to_node()); make_vertex_data(first_prim->get_pool(), first_prim->get_vertex_to_node());
nassertr(vertex_data != (qpGeomVertexData *)NULL, NULL); nassertr(vertex_data != (qpGeomVertexData *)NULL, NULL);