From kstars-devel  Wed Oct 08 13:35:43 2008
From: Akarsh Simha <akarshsimha () gmail ! com>
Date: Wed, 08 Oct 2008 13:35:43 +0000
To: kstars-devel
Subject: [Kstars-devel] KDE/kdeedu/kstars/kstars/skycomponents
Message-Id: <1223472943.591520.30920.nullmailer () svn ! kde ! org>
X-MARC-Message: https://marc.info/?l=kstars-devel&m=122347295931715

SVN commit 869202 by asimha:

Reverting my earlier commit (Revision 869148). What seemed to work
does not actually work. This is probably because the StarBlock might
get re-used by the LRU Cache while drawing and the star gets
overwritten.

CCMAIL: kstars-devel@kde.org



 M  +0 -37     deepstarcomponent.cpp  
 M  +0 -2      deepstarcomponent.h  
 M  +7 -7      starcomponent.cpp  


--- trunk/KDE/kdeedu/kstars/kstars/skycomponents/deepstarcomponent.cpp #869201:869202
@@ -409,43 +409,6 @@
     return m_CatalogNumber.value( HDnum, NULL ); // TODO: Maybe, make this more general.
 }
 
-SkyObject *DeepStarComponent::findByData( starData &stardata ) {
-    Trixel trixel;
-    StarObject m_starObject;
-
-    m_starObject.init( &stardata );
-    // Which trixel is this star in?
-    trixel = m_skyMesh->indexStar( &m_starObject );
-    // Fill the required trixel
-    m_starBlockList.at( trixel )->fillToMag( m_starObject.mag() );
-    for( int i = 0; i < m_starBlockList.at( trixel )->getBlockCount(); ++i ) {
-        StarBlock *block = m_starBlockList.at( trixel )->block( i );
-        for( int j = 0; j < block->getStarCount(); ++j ) {
-            //            int match = 0;
-            StarObject *star = block->star( j );
-            if( !star )
-                continue;
-            if( star->getHDIndex() == m_starObject.getHDIndex() && star->getHDIndex() != 0 ) {
-                // 100% match
-                return star;
-            }
-            /*
-            // Unused code
-            if( star->mag() == m_starObject.mag() )
-                ++match;
-            if( abs( star->ra()->Degrees() - m_starObject.ra()->Degrees() ) < 0.05 )
-                ++match;
-            if( abs( star->dec()->Degrees() - m_starObject.dec()->Degrees() ) < 0.05 )
-                ++match;
-
-            */
-        }
-    }
-    return NULL;
-}
-
-    
-
 // This uses the main star index for looking up nearby stars but then
 // filters out objects with the generic name "star".  We could easily
 // build an index for just the named stars which would make this go
--- trunk/KDE/kdeedu/kstars/kstars/skycomponents/deepstarcomponent.h #869201:869202
@@ -97,8 +97,6 @@
 
     SkyObject* findByHDIndex( int HDnum );
 
-    SkyObject* findByData( starData &stardata );
-
     SkyObject* objectNearest(SkyPoint *p, double &maxrad );
 
     inline bool fileOpen() { return fileOpened; }
--- trunk/KDE/kdeedu/kstars/kstars/skycomponents/starcomponent.cpp #869201:869202
@@ -539,23 +539,23 @@
         FILE *hdidxFile = hdidxReader.openFile( "Henry-Draper.idx" );
         if( !hdidxFile )
             return 0;
+        FILE *dataFile;
         KDE_fseek( hdidxFile, (HDnum - 1) * 4, SEEK_SET );
         fread( &offset, 4, 1, hdidxFile );
-        hdidxReader.closeFile();
-
         if( offset <= 0 )
             return 0;
-
         // TODO: Implement byteswapping
-        FILE *dataFile;
         dataFile = m_DeepStarComponents.at( 1 )->getStarReader()->getFileHandle();
-
         KDE_fseek( dataFile, offset, SEEK_SET );
         fread( &stardata, sizeof( starData ), 1, dataFile );
         // TODO: Implement byteswapping
         // byteSwap( &stardata );
-
-        return m_DeepStarComponents.at( 1 )->findByData( stardata );
+        m_starObject.init( &stardata );
+        m_starObject.EquatorialToHorizontal( data()->lst(), data()->geo()->lat() );
+        m_starObject.JITupdate( data() );
+        hdidxReader.closeFile();
+        // TODO: Lots of trouble since we are returning a copy. Can we fix that?
+        return &m_starObject;
     }
         
     return 0;
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