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Fix crash on shutdown of buffer in threaded pipeline

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rdb 2015-11-02 16:41:17 +01:00
parent 546bb22421
commit bd354a9cde
1 changed files with 9 additions and 0 deletions
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9
panda/src/glstuff/glGraphicsBuffer_src.cxx
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@ -1626,6 +1626,15 @@ report_my_errors(int line, const char *file) {
void CLP(GraphicsBuffer):: void CLP(GraphicsBuffer)::
check_host_valid() { check_host_valid() {
if ((_host == 0)||(!_host->is_valid())) { if ((_host == 0)||(!_host->is_valid())) {
_rb_data_size_bytes = 0;
if (_rb_context != NULL) {
// We must delete this object first, because when the GSG
// destructs, so will the tracker that this context is
// attached to.
_rb_context->update_data_size_bytes(0);
delete _rb_context;
_rb_context = NULL;
}
_is_valid = false; _is_valid = false;
_gsg.clear(); _gsg.clear();
_host.clear(); _host.clear();