From a6b6d05a2c5052a86c9bf3ca31f548c7ba08b5ee Mon Sep 17 00:00:00 2001
From: Bertrand Augereau
Date: Mon, 5 Sep 2011 21:42:06 +0200
Subject: DREAMWEB: Ported 'findallryan' to C++

---
 engines/dreamweb/dreamgen.cpp | 36 ------------------------------------
 engines/dreamweb/dreamgen.h   |  3 +--
 engines/dreamweb/stubs.cpp    | 19 +++++++++++++++++++
 engines/dreamweb/stubs.h      |  2 ++
 4 files changed, 22 insertions(+), 38 deletions(-)

(limited to 'engines/dreamweb')

diff --git a/engines/dreamweb/dreamgen.cpp b/engines/dreamweb/dreamgen.cpp
index a03aa62b83..ad9cb5fbae 100644
--- a/engines/dreamweb/dreamgen.cpp
+++ b/engines/dreamweb/dreamgen.cpp
@@ -3847,41 +3847,6 @@ nextopenslot:
 	undertextline();
 }
 
-void DreamGenContext::findallryan() {
-	STACK_CHECK;
-	push(di);
-	cx = 30;
-	ax = 0x0ffff;
-	_stosw(cx, true);
-	di = pop();
-	cl = 4;
-	ds = data.word(kExtras);
-	bx = (0+2080+30000);
-	ch = 0;
-findryanloop:
-	_cmp(ds.byte(bx+2), cl);
-	if (!flags.z())
-		goto notinryaninv;
-	_cmp(ds.byte(bx+3), 255);
-	if (!flags.z())
-		goto notinryaninv;
-	al = ds.byte(bx+4);
-	ah = 0;
-	push(di);
-	_add(di, ax);
-	_add(di, ax);
-	al = ch;
-	ah = 4;
-	_stosw();
-	di = pop();
-notinryaninv:
-	_add(bx, 16);
-	_inc(ch);
-	_cmp(ch, (114));
-	if (!flags.z())
-		goto findryanloop;
-}
-
 void DreamGenContext::findallopen() {
 	STACK_CHECK;
 	push(di);
@@ -17282,7 +17247,6 @@ void DreamGenContext::__dispatch_call(uint16 addr) {
 		case addr_monprint: monprint(); break;
 		case addr_fillryan: fillryan(); break;
 		case addr_fillopen: fillopen(); break;
-		case addr_findallryan: findallryan(); break;
 		case addr_findallopen: findallopen(); break;
 		case addr_examineob: examineob(); break;
 		case addr_makemainscreen: makemainscreen(); break;
diff --git a/engines/dreamweb/dreamgen.h b/engines/dreamweb/dreamgen.h
index 6c62e9b0ae..8465c59885 100644
--- a/engines/dreamweb/dreamgen.h
+++ b/engines/dreamweb/dreamgen.h
@@ -494,7 +494,6 @@ public:
 	static const uint16 addr_makemainscreen = 0xc340;
 	static const uint16 addr_examineob = 0xc33c;
 	static const uint16 addr_findallopen = 0xc32c;
-	static const uint16 addr_findallryan = 0xc328;
 	static const uint16 addr_fillopen = 0xc324;
 	static const uint16 addr_fillryan = 0xc320;
 	static const uint16 addr_monprint = 0xc314;
@@ -1929,7 +1928,7 @@ public:
 	void buttonseven();
 	void redrawmainscrn();
 	void showgroup();
-	void findallryan();
+	//void findallryan();
 	//void channel0tran();
 	void buttonpress();
 	//void parseblaster();
diff --git a/engines/dreamweb/stubs.cpp b/engines/dreamweb/stubs.cpp
index 8985392cfc..51a79d72fa 100644
--- a/engines/dreamweb/stubs.cpp
+++ b/engines/dreamweb/stubs.cpp
@@ -1822,5 +1822,24 @@ void DreamGenContext::showryanpage() {
 	showframe(icons1, kInventx + 167 + 18 * data.byte(kRyanpage), kInventy - 12, 13 + data.byte(kRyanpage), 0);
 }
 
+void DreamGenContext::findallryan() {
+	findallryan(es.ptr(di, 60));
+}
+
+void DreamGenContext::findallryan(uint8 *inv) {
+	memset(inv, 0xff, 60);
+	for (size_t i = 0; i < kNumexobjects; ++i) {
+		DynObject *extra = getexad(i);
+		if (extra->mapad[0] != 4)
+			continue;
+		if (extra->mapad[1] != 0xff)
+			continue;
+		uint8 slot = extra->mapad[2];
+		assert(slot < 30);
+		inv[2 * slot + 0] = i;
+		inv[2 * slot + 1] = 4;
+	}
+}
+
 } /*namespace dreamgen */
 
diff --git a/engines/dreamweb/stubs.h b/engines/dreamweb/stubs.h
index 10cb2e8866..c8fbd9bf82 100644
--- a/engines/dreamweb/stubs.h
+++ b/engines/dreamweb/stubs.h
@@ -227,4 +227,6 @@
 	void obtoinv();
 	void obtoinv(uint8 index, uint8 flag, uint16 x, uint16 y);
 	void showryanpage();
+	void findallryan();
+	void findallryan(uint8 *inv);
 
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