/** Returns the minimum position on the x, y || z axis **/
float VRGeometry::getMin(int axis) {
if (!meshSet) return 0;
if (axis != 0 && axis != 1 && axis != 2) return 0;
GeoPnt3fPropertyRecPtr pos = dynamic_cast<GeoPnt3fProperty*>(mesh->getPositions());
float min = pos->getValue(0)[axis];
for (uint i=0;i<pos->size();i++) {
if (min > pos->getValue(i)[axis]) min = pos->getValue(i)[axis];
}
return min;
}
/** Returns the geometric center of the mesh **/
Vec3f VRGeometry::getGeometricCenter() {
if (!meshSet) return Vec3f(0,0,0);
GeoPnt3fPropertyRecPtr pos = dynamic_cast<GeoPnt3fProperty*>(mesh->getPositions());
Vec3f center = Vec3f(0,0,0);
for (uint i=0;i<pos->size();i++)
center += Vec3f(pos->getValue(i));
center *= 1./pos->size();
return center;
}