From bccb460e36120d3555684ef13b23e00a367a8eb7 Mon Sep 17 00:00:00 2001
From: Strangerke
Date: Wed, 10 Apr 2013 12:59:39 +0200
Subject: HOPKINS: Add lockScreen() and unlockScreen() in copyVideoVbe16()

---
 engines/hopkins/anim.cpp     | 7 +------
 engines/hopkins/graphics.cpp | 3 +++
 2 files changed, 4 insertions(+), 6 deletions(-)

(limited to 'engines/hopkins')

diff --git a/engines/hopkins/anim.cpp b/engines/hopkins/anim.cpp
index 67f0e46fc0..43b75521e7 100644
--- a/engines/hopkins/anim.cpp
+++ b/engines/hopkins/anim.cpp
@@ -137,10 +137,8 @@ void AnimationManager::playAnim(const Common::String &filename, uint32 rate1, ui
 
 			if (!_vm->_events->_escKeyFl) {
 				_vm->_events->_rateCounter = 0;
-				_vm->_graphicsMan->lockScreen();
 				if (*screenP != kByteStop)
 					_vm->_graphicsMan->copyVideoVbe16(screenP);
-				_vm->_graphicsMan->unlockScreen();
 
 				_vm->_graphicsMan->addRefreshRect(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);
 				_vm->_graphicsMan->updateScreen();
@@ -282,11 +280,8 @@ void AnimationManager::playAnim2(const Common::String &filename, uint32 rate1, u
 			}
 
 			_vm->_events->_rateCounter = 0;
-			_vm->_graphicsMan->lockScreen();
-			if (*screenP != kByteStop) {
+			if (*screenP != kByteStop)
 				_vm->_graphicsMan->copyVideoVbe16(screenP);
-			}
-			_vm->_graphicsMan->unlockScreen();
 
 			_vm->_graphicsMan->addRefreshRect(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);
 			_vm->_graphicsMan->updateScreen();
diff --git a/engines/hopkins/graphics.cpp b/engines/hopkins/graphics.cpp
index 50620e3f29..2a29b351b6 100644
--- a/engines/hopkins/graphics.cpp
+++ b/engines/hopkins/graphics.cpp
@@ -725,6 +725,8 @@ void GraphicsManager::copyWinscanVbe3(const byte *srcData, byte *destSurface) {
 void GraphicsManager::copyVideoVbe16(const byte *srcData) {
 	const byte *srcP = srcData;
 	int destOffset = 0;
+
+	lockScreen();
 	assert(_videoPtr);
 
 	for (;;) {
@@ -791,6 +793,7 @@ void GraphicsManager::copyVideoVbe16(const byte *srcData) {
 			++destOffset;
 		}
 	}
+	unlockScreen();
 }
 
 void GraphicsManager::copyVideoVbe16a(const byte *srcData) {
-- 
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