From c0cb03cea276832b2d178155786c0418eccfd21d Mon Sep 17 00:00:00 2001
From: Paul Gilbert
Date: Tue, 12 Aug 2014 08:38:12 -0400
Subject: ACCESS: Implemented copyBlocks

---
 engines/access/access.cpp             | 16 +++++++++++++++-
 engines/access/access.h               |  6 ++++--
 engines/access/amazon/amazon_room.cpp |  4 ++--
 engines/access/asurface.cpp           | 11 +++++++++++
 engines/access/asurface.h             |  2 ++
 engines/access/room.cpp               | 10 +++++-----
 engines/access/screen.cpp             |  4 ----
 engines/access/screen.h               |  2 --
 8 files changed, 39 insertions(+), 16 deletions(-)

(limited to 'engines')

diff --git a/engines/access/access.cpp b/engines/access/access.cpp
index 9fb0287883..29e5188fb3 100644
--- a/engines/access/access.cpp
+++ b/engines/access/access.cpp
@@ -276,7 +276,7 @@ void AccessEngine::plotList1() {
 				|| _buffer2._topSkip != 0 || _buffer2._bottomSkip != 0)
 				ie._flags |= 1;
 
-			_newRect.push_back(bounds);
+			_newRects.push_back(bounds);
 
 			if (!_scaleFlag) {
 				_buffer2._rightSkip /= _scale;
@@ -298,4 +298,18 @@ void AccessEngine::plotList1() {
 	}
 }
 
+void AccessEngine::copyBlocks() {
+	// Copy the block list from the previous frame
+	for (uint i = 0; i < _oldRects.size(); ++i) {
+		_screen->copyBlock(&_buffer2, _oldRects[i]);
+	}
+
+	// Copy the new block list, replacing the old one at the same time
+	_oldRects.clear();
+	for (uint i = 0; i < _newRects.size(); ++i) {
+		_screen->copyBlock(&_buffer2, _newRects[i]);
+		_oldRects.push_back(_newRects[i]);
+	}
+}
+
 } // End of namespace Access
diff --git a/engines/access/access.h b/engines/access/access.h
index 819f7faaa7..3cd98f0c45 100644
--- a/engines/access/access.h
+++ b/engines/access/access.h
@@ -134,8 +134,8 @@ public:
 	int _establishGroup;
 	int _numAnimTimers;
 	Common::Array<TimerEntry> _timers;
-	Common::Array<Common::Rect> _newRect;
-	Common::Array<Common::Rect> _oldRect;
+	Common::Array<Common::Rect> _newRects;
+	Common::Array<Common::Rect> _oldRects;
 	Common::Array<ExtraCell> _extraCells;
 	Common::Array<ImageEntry> _images;
 	int _pCount;
@@ -240,6 +240,8 @@ public:
 
 	void plotList();
 	void plotList1();
+
+	void copyBlocks();
 };
 
 } // End of namespace Access
diff --git a/engines/access/amazon/amazon_room.cpp b/engines/access/amazon/amazon_room.cpp
index 5b840afc2e..b8ed0d20de 100644
--- a/engines/access/amazon/amazon_room.cpp
+++ b/engines/access/amazon/amazon_room.cpp
@@ -110,8 +110,8 @@ void AmazonRoom::reloadRoom1() {
 	}
 
 	_vm->_player->_frame = 0;
-	_vm->_oldRect.clear();
-	_vm->_newRect.clear();
+	_vm->_oldRects.clear();
+	_vm->_newRects.clear();
 }
 
 void AmazonRoom::roomSet() {
diff --git a/engines/access/asurface.cpp b/engines/access/asurface.cpp
index fe11612075..5a090afaca 100644
--- a/engines/access/asurface.cpp
+++ b/engines/access/asurface.cpp
@@ -231,4 +231,15 @@ void ASurface::plotB(SpriteFrame *frame, const Common::Point &pt) {
 	error("TODO");
 }
 
+void ASurface::copyBlock(ASurface *src, const Common::Rect &bounds) {
+	byte *srcP = (byte *)getBasePtr(bounds.left, bounds.top + _scrollY);
+	byte *destP = (byte *)getBasePtr(bounds.left, bounds.top); /* + _windowYAdd */
+
+	for (int y = 0; y < bounds.height(); ++y) {
+		Common::copy(srcP, srcP + bounds.width(), destP);
+		srcP += src->pitch;
+		destP += this->pitch;
+	}
+}
+
 } // End of namespace Access
diff --git a/engines/access/asurface.h b/engines/access/asurface.h
index 99f99ae696..776b9506e9 100644
--- a/engines/access/asurface.h
+++ b/engines/access/asurface.h
@@ -62,6 +62,8 @@ public:
 
 	void plotB(SpriteFrame *frame, const Common::Point &pt);
 
+	void copyBlock(ASurface *src, const Common::Rect &bounds);
+
 	void copyTo(ASurface *dest, const Common::Point &destPos);
 };
 
diff --git a/engines/access/room.cpp b/engines/access/room.cpp
index b39e99815b..ab3592a247 100644
--- a/engines/access/room.cpp
+++ b/engines/access/room.cpp
@@ -65,8 +65,8 @@ void Room::doRoom() {
 	while (!_vm->shouldQuit()) {
 		if (!reloadFlag) {
 			_vm->_numImages = 0;
-			_vm->_newRect.clear();
-			_vm->_oldRect.clear();
+			_vm->_newRects.clear();
+			_vm->_oldRects.clear();
 			_vm->_nextImage = 0;
 			_vm->_numAnimTimers = 0;
 
@@ -109,7 +109,7 @@ void Room::doRoom() {
 
 			if (_vm->_screen->_scrollFlag) {
 				_vm->_screen->copyBF1BF2();
-				_vm->_newRect.clear();
+				_vm->_newRects.clear();
 				_function = 0;
 				roomLoop();
 
@@ -124,7 +124,7 @@ void Room::doRoom() {
 				}
 			} else {
 				_vm->_screen->copyBF1BF2();
-				_vm->_newRect.clear();
+				_vm->_newRects.clear();
 				_function = 0;
 				roomLoop();
 
@@ -133,7 +133,7 @@ void Room::doRoom() {
 					break;
 				} else {
 					_vm->plotList();
-					_vm->_screen->copyBlocks();
+					_vm->copyBlocks();
 				}
 			}
 		}
diff --git a/engines/access/screen.cpp b/engines/access/screen.cpp
index 2dc86982b7..b47cd3e005 100644
--- a/engines/access/screen.cpp
+++ b/engines/access/screen.cpp
@@ -162,10 +162,6 @@ void Screen::copyBF2Vid() {
 	warning("TODO");
 }
 
-void Screen::copyBlocks() {
-	warning("TODO: copyBlocks");
-}
-
 void Screen::copyRects() {
 	warning("TODO: copyRects");
 }
diff --git a/engines/access/screen.h b/engines/access/screen.h
index 6c1d96e360..670da8282d 100644
--- a/engines/access/screen.h
+++ b/engines/access/screen.h
@@ -123,8 +123,6 @@ public:
 
 	void copyBF2Vid();
 
-	void copyBlocks();
-
 	void copyRects();
 
 	void setBufferScan();
-- 
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