From ceb5ef18e5490d07c40adb5797f026de05036387 Mon Sep 17 00:00:00 2001
From: Filippos Karapetis
Date: Sun, 13 Dec 2015 17:46:39 +0200
Subject: LAB: Get rid of a superfluous global variable

---
 engines/lab/anim.cpp | 7 ++++---
 engines/lab/anim.h   | 1 -
 2 files changed, 4 insertions(+), 4 deletions(-)

(limited to 'engines')

diff --git a/engines/lab/anim.cpp b/engines/lab/anim.cpp
index ae4fb80df2..6762a42357 100644
--- a/engines/lab/anim.cpp
+++ b/engines/lab/anim.cpp
@@ -55,7 +55,6 @@ Anim::Anim(LabEngine *vm) : _vm(vm) {
 	_donePal = false;
 	_frameNum = 0;
 	_playOnce = false;
-	_buffer = nullptr;
 	_diffFile = nullptr;
 	_size = 0;
 	_rawDiffBM._bytesPerRow = 0;
@@ -76,6 +75,8 @@ Anim::Anim(LabEngine *vm) : _vm(vm) {
 }
 
 void Anim::diffNextFrame(bool onlyDiffData) {
+	byte *buffer = _diffFile;
+
 	if (_header == 65535)
 		// Already done.
 		return;
@@ -119,7 +120,7 @@ void Anim::diffNextFrame(bool onlyDiffData) {
 			_frameNum++;
 
 			if ((_frameNum == 1) && (_continuous || (!_playOnce)))
-				_buffer = _diffFile;
+				buffer = _diffFile;
 
 			_isAnim = (_frameNum >= 3) && (!_playOnce);
 			_curBit = 0;
@@ -235,7 +236,7 @@ void Anim::diffNextFrame(bool onlyDiffData) {
 
 			// Random frame number so it never gets back to 2
 			_frameNum = 4;
-			_diffFile = _buffer;
+			_diffFile = buffer;
 			break;
 
 		default:
diff --git a/engines/lab/anim.h b/engines/lab/anim.h
index 6c18224932..e2d79fa430 100644
--- a/engines/lab/anim.h
+++ b/engines/lab/anim.h
@@ -69,7 +69,6 @@ private:
 	bool _donePal;
 	uint16 _frameNum;
 	bool _playOnce;
-	byte *_buffer;
 	byte *_diffFile;
 	uint32 _size;
 	bool _stopPlayingEnd;
-- 
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