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Viewing changes to debian/patches/en_passant_remove_victim.patch

  • Committer: Package Import Robot
  • Author(s): Robert Ancell
  • Date: 2012-07-13 10:36:22 UTC
  • Revision ID: package-import@ubuntu.com-20120713103622-03ijivzjzlr3y42k
Tags: 1:3.4.1-0ubuntu2.1
https://launchpad.net/bugs/886826
https://launchpad.net/bugs/896617
https://launchpad.net/bugs/1013950
* debian/patches/en_passant_pawns_only.patch:
  - Only allow pawns to do en passant (LP: #886826)
* debian/patches/en_passant_remove_victim.patch:
  - Correctly remove en-passant captured pawn from the board (LP: #896617)
* debian/patches/cant_castle_after_rook_taken.patch:
  - Can't castle once rook is taken (LP: #1013950)

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debian/patches/en_passant_remove_victim.patch
 
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From 1f4d02dd7a212acd0c7f9f611fcc50483a433098 Mon Sep 17 00:00:00 2001
 
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From: Robert Ancell <robert.ancell@canonical.com>
 
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Date: Thu, 12 Jul 2012 21:41:25 +0000
 
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Subject: glchess: Correctly remove en-passant captured pawn from the board
 
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---
 
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diff --git a/glchess/src/chess-game.vala b/glchess/src/chess-game.vala
 
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index 8212180..09d2541 100644
 
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--- a/glchess/src/chess-game.vala
 
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+++ b/glchess/src/chess-game.vala
 
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@@ -660,22 +660,26 @@ public class ChessState
 
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         /* Update board */
 
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         board[start] = null;
 
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+        piece_masks[Color.WHITE] &= BitBoard.clear_location_masks[start];
 
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+        piece_masks[Color.BLACK] &= BitBoard.clear_location_masks[start];
 
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         if (victim != null)
 
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+        {
 
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             board[victim_index] = null;
 
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+            piece_masks[Color.WHITE] &= BitBoard.clear_location_masks[victim_index];
 
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+            piece_masks[Color.BLACK] &= BitBoard.clear_location_masks[victim_index];
 
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+        }
 
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         if (is_promotion)
 
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             board[end] = new ChessPiece (player, promotion_type);
 
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         else
 
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             board[end] = piece;
 
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-        piece_masks[Color.WHITE] &= BitBoard.clear_location_masks[start];
 
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-        piece_masks[Color.BLACK] &= BitBoard.clear_location_masks[start];
 
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         piece_masks[color] |= end_mask;
 
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         piece_masks[opponent_color] &= BitBoard.clear_location_masks[end];
 
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         if (rook_start >= 0)
 
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         {
 
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             var rook = board[rook_start];
 
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             board[rook_start] = null;
 
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-            board[rook_end] = rook;
 
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             piece_masks[color] &= BitBoard.clear_location_masks[rook_start];
 
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+            board[rook_end] = rook;
 
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             piece_masks[color] |= BitBoard.set_location_masks[rook_end];
 
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         }
 
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--
 
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