fix "PC_CPU players rows calculate the row score more than once if mines in the row"

stepmania/src/Player.cpp

@@ -730,15 +730,15 @@ void PlayerMinus::Step( int col, RageTimer tm )
 					score = TNS_MISS;
 			}
 
-			/* AI will generate misses here.  Don't handle a miss like a regular note because
-			 * we want the judgment animation to appear delayed.  Instead, return early if
-			 * AI generated a miss, and let UpdateMissedTapNotesOlderThan() detect and handle the 
-			 * misses. */
-			if( score == TNS_MISS )
-				return;
-
-			// Unless the computer made a very good step, they were fooled by the mine
-			if( tn == TAP_MINE  &&  score <= TNS_GOOD )
+			// TRICKY:  We're asking the AI to judge mines.  consider TNS_GOOD and below
+			// as "mine was hit" and everything else as "mine was avoided"
+			if( tn == TAP_MINE )
+			{
+				if( score > TNS_GOOD )
+				{
+					return;	// avoided
+				}
+				else
 				{
 					score = TNS_HIT_MINE;
 					m_soundMine.Play();
@@ -749,6 +749,16 @@ void PlayerMinus::Step( int col, RageTimer tm )
 					m_pNoteField->SetTapNote(col, iIndexOverlappingNote, TAP_EMPTY);	// remove from NoteField
 					m_pNoteField->DidTapNote( col, score, false );
 				}
+			}
+
+			/* AI will generate misses here.  Don't handle a miss like a regular note because
+			 * we want the judgment animation to appear delayed.  Instead, return early if
+			 * AI generated a miss, and let UpdateMissedTapNotesOlderThan() detect and handle the 
+			 * misses. */
+			if( score == TNS_MISS )
+				return;
+
+
 			if( IsTapAttack(tn)  &&  score > TNS_GOOD )
 			{
 				m_soundAttackLaunch.Play();