From 248d9db3b18623c8e31b18cab1feb8967d882f93 Mon Sep 17 00:00:00 2001
From: Travis Howell
Date: Wed, 11 Feb 2009 23:22:52 +0000
Subject: Restore correct camera values for old saves games of FT, Dig, and
 COMI.

svn-id: r36274
---
 engines/scumm/saveload.cpp | 11 +++++++++++
 engines/scumm/saveload.h   |  2 +-
 2 files changed, 12 insertions(+), 1 deletion(-)

(limited to 'engines/scumm')

diff --git a/engines/scumm/saveload.cpp b/engines/scumm/saveload.cpp
index 577e338384..577c465bdd 100644
--- a/engines/scumm/saveload.cpp
+++ b/engines/scumm/saveload.cpp
@@ -362,6 +362,17 @@ bool ScummEngine::loadState(int slot, bool compat) {
 		_scummVars[VAR_CAMERA_ACCEL_Y] = _scummVars[110];
 	}
 
+	// For a long time, we used incorrect values for some camera related
+	// scumm vars. We now know the proper values. To be able to properly use
+	// old save games, we update the old (bad) values to the new (correct)
+	// ones.
+	if (hdr.ver < VER(77) && _game.version >= 7) {
+		_scummVars[VAR_CAMERA_THRESHOLD_X] = 100;
+		_scummVars[VAR_CAMERA_THRESHOLD_Y] = 70;
+		_scummVars[VAR_CAMERA_ACCEL_X] = 100;
+		_scummVars[VAR_CAMERA_ACCEL_Y] = 100;
+	}
+
 	// With version 22, we replaced the scale items with scale slots. So when
 	// loading such an old save game, try to upgrade the old to new format.
 	if (hdr.ver < VER(22)) {
diff --git a/engines/scumm/saveload.h b/engines/scumm/saveload.h
index 8ed1ba1307..29184ad023 100644
--- a/engines/scumm/saveload.h
+++ b/engines/scumm/saveload.h
@@ -50,7 +50,7 @@ namespace Scumm {
  * only saves/loads those which are valid for the version of the savegame
  * which is being loaded/saved currently.
  */
-#define CURRENT_VER 76
+#define CURRENT_VER 77
 
 /**
  * An auxillary macro, used to specify savegame versions. We use this instead
-- 
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