DREAMWEB: Port 'identifyob' to C++

devtools/tasmrecover/tasm-recover

@@ -480,6 +480,7 @@ generator = cpp(context, "DreamGen", blacklist = [
 	'helicopter',
 	'hotelbell',
 	'hotelcontrol',
+	'identifyob',
 	'initialinv',
 	'initman',
 	'initrain',

engines/dreamweb/dreamgen.cpp

@@ -3104,69 +3104,6 @@ void DreamGenContext::clearChanges() {
 	_stosw(cx, true);
 }
 
-void DreamGenContext::identifyOb() {
-	STACK_CHECK;
-	_cmp(data.word(kWatchingtime), 0);
-	if (!flags.z())
-		{ blank(); return; };
-	ax = data.word(kMousex);
-	_sub(ax, data.word(kMapadx));
-	_cmp(ax, 22*8);
-	if (flags.c())
-		goto notover1;
-	blank();
-	return;
-notover1:
-	bx = data.word(kMousey);
-	_sub(bx, data.word(kMapady));
-	_cmp(bx, 20*8);
-	if (flags.c())
-		goto notover2;
-	blank();
-	return;
-notover2:
-	data.byte(kInmaparea) = 1;
-	ah = bl;
-	push(ax);
-	findPathOfPoint();
-	data.byte(kPointerspath) = dl;
-	ax = pop();
-	push(ax);
-	findFirstPath();
-	data.byte(kPointerfirstpath) = al;
-	ax = pop();
-	checkIfEx();
-	if (!flags.z())
-		return /* (finishidentify) */;
-	checkIfFree();
-	if (!flags.z())
-		return /* (finishidentify) */;
-	checkIfPerson();
-	if (!flags.z())
-		return /* (finishidentify) */;
-	checkIfSet();
-	if (!flags.z())
-		return /* (finishidentify) */;
-	ax = data.word(kMousex);
-	_sub(ax, data.word(kMapadx));
-	cl = al;
-	ax = data.word(kMousey);
-	_sub(ax, data.word(kMapady));
-	ch = al;
-	checkOne();
-	_cmp(al, 0);
-	if (flags.z())
-		goto nothingund;
-	_cmp(data.byte(kMandead), 1);
-	if (flags.z())
-		goto nothingund;
-	ah = 3;
-	obName();
-	return;
-nothingund:
-	blank();
-}
-
 void DreamGenContext::findPathOfPoint() {
 	STACK_CHECK;
 	push(ax);

engines/dreamweb/dreamgen.h

@@ -475,12 +475,11 @@ public:
 #include "stubs.h" // Allow hand-reversed functions to have a signature different than void f()
 
 	void fadeDownMon();
-	void identifyOb();
 	void getPersonText();
 	void clearBuffers();
 	void getObTextStart();
 	void checkObjectSize();
-	void fillOpen();
+	void showSlots();
 	void useCashCard();
 	void moneyPoke();
 	void doSomeTalk();
@@ -519,7 +518,7 @@ public:
 	void rollEm();
 	void lookAtPlace();
 	void findAllOpen();
-	void showSlots();
+	void fillOpen();
 	void deleteExObject();
 	void getEitherAd();
 	void setPickup();

engines/dreamweb/object.cpp

@@ -312,4 +312,42 @@ void DreamGenContext::openOb() {
 	_openChangeSize = getOpenedSizeCPP() * kItempicsize + kInventx;
 }
 
+void DreamGenContext::identifyOb() {
+	if (data.word(kWatchingtime) != 0 ||
+		data.word(kMousex) - data.word(kMapadx) >= 22 * 8 ||
+		data.word(kMousey) - data.word(kMapady) >= 20 * 8) {
+		blank();
+		return;
+	}
+
+	data.byte(kInmaparea) = 1;
+	ah = bl;
+	push(ax);
+	findPathOfPoint();
+	data.byte(kPointerspath) = dl;
+	ax = pop();
+	push(ax);
+	findFirstPath();
+	data.byte(kPointerfirstpath) = al;
+	ax = pop();
+
+	byte x = al;
+	byte y = ah;
+
+	if (checkIfEx(x, y) || checkIfFree(x, y) ||
+		checkIfPerson(x, y) || checkIfSet(x, y))
+		return; // finishidentify
+
+	x = (data.word(kMousex) - data.word(kMapadx)) & 0xFF;
+	y = (data.word(kMousey) - data.word(kMapady)) & 0xFF;
+	byte flag, flagEx, type, flagX, flagY;
+
+	checkOne(x, y, &flag, &flagEx, &type, &flagX, &flagY);
+
+	if (type != 0 && data.byte(kMandead) != 1)
+		obName(type, 3);
+	else
+		blank();
+}
+
 } // End of namespace DreamGen

engines/dreamweb/stubs.h

@@ -392,5 +392,6 @@
 	void withWhat();
 	void notHeldError();
 	void useGun();
+	void identifyOb();
 
 #endif