TheCloud/panda3d
1
0
Fork 0
mirror of https://github.com/panda3d/panda3d.git synced 2025-10-03 10:22:45 -04:00
Code Issues Packages Projects Releases Wiki Activity

minor optimization?

Browse Source
This commit is contained in:
David Rose 2007-10-23 00:36:45 +00:00
parent 847517b632
commit fd74ea21f5
1 changed files with 9 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
panda/src/mathutil/boundingBox.cxx
View File

@ -596,6 +596,15 @@ contains_box(const BoundingBox *box) const {
//////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////
int BoundingBox:: int BoundingBox::
contains_hexahedron(const BoundingHexahedron *hexahedron) const { contains_hexahedron(const BoundingHexahedron *hexahedron) const {
// First, try the quick bounding-box test. If that's decisive,
// we'll accept it.
int result = contains_finite(hexahedron);
if (result == IF_no_intersection || ((result & IF_all) != 0)) {
return result;
}
// If that was inconclusive, we'll look more closely with the
// somewhat more expensive reverse answer.
return hexahedron->contains_box(this) & ~IF_all; return hexahedron->contains_box(this) & ~IF_all;
} }