fly/flightgear
1
0
Fork 0
Code Activity

Modified the partial ssg tree deletion algorithm so it correctly preserves

Browse source 
subtrees that may be connected into the scene graph multiple times.
(i.e.  our random ground cover objects.)
This commit is contained in:
curt 2002-07-26 22:23:49 +00:00
parent f05e8f95e2
commit dc40db3b33
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
src/Scenery/tileentry.cxx
View file

@ -702,7 +702,7 @@ static int fgPartialFreeSSGtree( ssgBranch *b, int n ) {
int num_deletes = 0; int num_deletes = 0;
for ( int i = 0; i < b->getNumKids(); ++i ) { for ( int i = 0; i < b->getNumKids(); ++i ) {
ssgEntity *kid = b->getKid(i); ssgEntity *kid = b->getKid(i);
if ( kid->isAKindOf( ssgTypeBranch() ) ) { if ( kid->isAKindOf( ssgTypeBranch() ) && kid->getRef() <= 1 ) {
int result = fgPartialFreeSSGtree( (ssgBranch *)kid, n ); int result = fgPartialFreeSSGtree( (ssgBranch *)kid, n );
num_deletes += result; num_deletes += result;
n -= result; n -= result;