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better assertions

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This commit is contained in:
David Rose 2002-03-22 19:33:40 +00:00
parent bc1d195613
commit c9cbb60c2a
3 changed files with 8 additions and 5 deletions
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5
panda/src/pgraph/pandaNode.cxx
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@ -654,6 +654,7 @@ get_next_visible_child(int n) const {
////////////////////////////////////////////////////////////////////
int PandaNode::
find_child(PandaNode *node) const {
nassertr(node != (PandaNode *)NULL, -1);
CDReader cdata(_cycler);
// We have to search for the child by brute force, since we don't
@ -681,6 +682,7 @@ find_child(PandaNode *node) const {
////////////////////////////////////////////////////////////////////
void PandaNode::
add_child(PandaNode *child_node, int sort) {
nassertv(child_node != (PandaNode *)NULL);
// Ensure the child_node is not deleted while we do this.
PT(PandaNode) keep_child = child_node;
remove_child(child_node);
@ -738,6 +740,7 @@ remove_child(int n) {
////////////////////////////////////////////////////////////////////
bool PandaNode::
remove_child(PandaNode *child_node) {
nassertr(child_node != (PandaNode *)NULL, false);
// First, look for the parent in the child's up list, to ensure the
// child is known.
int parent_index = child_node->find_parent(this);
@ -777,6 +780,8 @@ remove_child(PandaNode *child_node) {
////////////////////////////////////////////////////////////////////
bool PandaNode::
replace_child(PandaNode *orig_child, PandaNode *new_child) {
nassertr(orig_child != (PandaNode *)NULL, false);
nassertr(new_child != (PandaNode *)NULL, false);
// First, look for the parent in the child's up list, to ensure the
// child is known.
int parent_index = orig_child->find_parent(this);

7
panda/src/pgraph/qpnodePath.I
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@ -228,14 +228,11 @@ get_error_type() const {
////////////////////////////////////////////////////////////////////
// Function: qpNodePath::node
// Access: Published
// Description: Returns the referenced node of the path, or NULL if the
// path is empty.
// Description: Returns the referenced node of the path.
////////////////////////////////////////////////////////////////////
INLINE PandaNode *qpNodePath::
node() const {
if (is_empty()) {
return (PandaNode *)NULL;
}
nassertr(!is_empty(), (PandaNode *)NULL);
return _head->get_node();
}

1
panda/src/pgraph/qpnodePathComponent.I
View File

@ -101,6 +101,7 @@ INLINE qpNodePathComponent::
////////////////////////////////////////////////////////////////////
INLINE PandaNode *qpNodePathComponent::
get_node() const {
nassertr(_node != (PandaNode *)NULL, _node);
return _node;
}