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testing physical node before dereferrencing

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This commit is contained in:
Dave Schuyler 2003-06-11 04:58:32 +00:00
parent 73e7f692d5
commit 1fcf895c3b
1 changed files with 3 additions and 6 deletions
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9
panda/src/physics/physicsManager.cxx
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@ -104,12 +104,9 @@ remove_physical(Physical *p) {
////////////////////////////////////////////////////////////////////
void PhysicsManager::
do_physics(float dt) {
pvector< Physical * >::iterator p_cur;
// now, run through each physics object in the set.
p_cur = _physicals.begin();
for (; p_cur != _physicals.end(); p_cur++) {
pvector< Physical * >::iterator p_cur = _physicals.begin();
for (; p_cur != _physicals.end(); ++p_cur) {
Physical *physical = *p_cur;
// do linear
@ -124,7 +121,7 @@ do_physics(float dt) {
// if it's an actor node, tell it to update itself.
PhysicalNode *pn = physical->get_physical_node();
if (pn->is_of_type(ActorNode::get_class_type())) {
if (pn && pn->is_of_type(ActorNode::get_class_type())) {
ActorNode *an = (ActorNode *) pn;
an->update_transform();
}