[Kstars-devel] KDE/kdeedu/kstars/kstars/tools

[Alexey Khudyakov]

SVN commit 982737 by khudyakov:

Refactor angular distance calculation for opposition takig 
advantage of the fact that if distance between A and B is x
distance between B and point opposite A is (180-x) 

CCMAIL: kstars-devel at kde.org


 M  +2 -7      ksconjunct.cpp  


--- trunk/KDE/kdeedu/kstars/kstars/tools/ksconjunct.cpp #982736:982737
@@ -138,14 +138,9 @@
   }
 
   Object2->findPosition(&num, geoPlace->lat(), &LST, m_Earth);
-  if(opposition) {
-      Object2->setRA( Object2->ra()->Hours() + 12.0);
-      Object2->setDec( -Object2->dec()->Degrees());
-  }
   dist.setRadians(Object1 -> angularDistanceTo(Object2).radians());
-  if(opposition) {
-      Object2->setRA( Object2->ra()->Hours() - 12.0);
-      Object2->setDec( -Object2->dec()->Degrees());
+  if( opposition ) {
+      dist.set( 180 - dist.Degrees() );
   }
   return dist;
 }