DREAMWEB: Convert 'restorereels'

This also allows 'allocateload' to be removed.

4 files changed, 24 insertions, 41 deletions

diff --git a/devtools/tasmrecover/tasm-recover b/devtools/tasmrecover/tasm-recover
index 3c3267b8a5..adcd5a2bc4 100755
--- a/devtools/tasmrecover/tasm-recover
+++ b/devtools/tasmrecover/tasm-recover
@@ -300,6 +300,7 @@ generator = cpp(context, "DreamGen", blacklist = [
 	'storeit',
 	'restoreall',
 	'restorereels',
+	'allocateload',
 	], skip_output = [
 	# These functions are processed but not output
 	'dreamweb',
diff --git a/engines/dreamweb/dreamgen.cpp b/engines/dreamweb/dreamgen.cpp
index 61d9e6f458..cbbfc6df88 100644
--- a/engines/dreamweb/dreamgen.cpp
+++ b/engines/dreamweb/dreamgen.cpp
@@ -12715,18 +12715,6 @@ void DreamGenContext::getridofall() {
 	deallocatemem();
 }
 
-void DreamGenContext::allocateload() {
-	STACK_CHECK;
-	push(es);
-	push(di);
-	bx = es.word(di);
-	cl = 4;
-	_shr(bx, cl);
-	allocatemem();
-	di = pop();
-	es = pop();
-}
-
 void DreamGenContext::getridoftemp() {
 	STACK_CHECK;
 	es = data.word(kTempgraphics);
diff --git a/engines/dreamweb/dreamgen.h b/engines/dreamweb/dreamgen.h
index ddfa97789d..f3c9873b13 100644
--- a/engines/dreamweb/dreamgen.h
+++ b/engines/dreamweb/dreamgen.h
@@ -53,7 +53,6 @@ public:
 	static const uint16 addr_getridoftemp2 = 0xcb78;
 	static const uint16 addr_getridoftemptext = 0xcb74;
 	static const uint16 addr_getridoftemp = 0xcb70;
-	static const uint16 addr_allocateload = 0xcb68;
 	static const uint16 addr_dontloadseg = 0xcb64;
 	static const uint16 addr_getridofall = 0xcb3c;
 	static const uint16 addr_getridofreels = 0xcb38;
@@ -1799,7 +1798,7 @@ public:
 	//void getnextword();
 	void generalerror();
 	//void actualload();
-	void allocateload();
+	//void allocateload();
 	//void saveposition();
 	void mode640x480();
 	void openeden();
diff --git a/engines/dreamweb/stubs.cpp b/engines/dreamweb/stubs.cpp
index 40c9cd18b0..c336a62307 100644
--- a/engines/dreamweb/stubs.cpp
+++ b/engines/dreamweb/stubs.cpp
@@ -2315,34 +2315,29 @@ void DreamGenContext::restoreall() {
 }
 
 void DreamGenContext::restorereels() {
-	STACK_CHECK;
-	_cmp(data.byte(kRoomloaded), 0);
-	if (flags.z())
-		return /* (dontrestore) */;
-	al = data.byte(kReallocation);
-	getroomdata();
-	dx = bx;
-	openfile();
+	if (data.byte(kRoomloaded) == 0)
+		return;
+
+	const Room *room = getroomdata(data.byte(kReallocation));
+
+	engine->openFile(room->name);
+	cs.word(kHandle) = 1; //only one handle
+	flags._c = false;
 	readheader();
-	dontloadseg();
-	dontloadseg();
-	dontloadseg();
-	dontloadseg();
-	allocateload();
-	data.word(kReel1) = ax;
-	ds = ax;
-	dx = 0;
-	loadseg();
-	allocateload();
-	data.word(kReel2) = ax;
-	ds = ax;
-	dx = 0;
-	loadseg();
-	allocateload();
-	data.word(kReel3) = ax;
-	ds = ax;
-	dx = 0;
-	loadseg();
+
+	// read segment lengths from room file header
+	int len[15];
+	for (int i = 0; i < 15; ++i)
+		len[i] = cs.word(kFiledata + 2*i);
+
+	engine->skipBytes(len[0]);
+	engine->skipBytes(len[1]);
+	engine->skipBytes(len[2]);
+	engine->skipBytes(len[3]);
+	data.word(kReel1) = allocateAndLoad(len[4]);
+	data.word(kReel2) = allocateAndLoad(len[5]);
+	data.word(kReel3) = allocateAndLoad(len[6]);
+
 	closefile();
 }