TEENAGENT: Symbolise most of remaining addresses in TeenAgent engine.

Also, change address 0 usage to 0x0000 for readability.

3 files changed, 30 insertions, 21 deletions

diff --git a/engines/teenagent/callbacks.cpp b/engines/teenagent/callbacks.cpp
index b49f69b5d5..d87b23b837 100644
--- a/engines/teenagent/callbacks.cpp
+++ b/engines/teenagent/callbacks.cpp
@@ -124,7 +124,7 @@ void TeenAgentEngine::fnPoleClimbFail() {
 }
 
 void TeenAgentEngine::fnGotAnchor() {
-	SET_FLAG(0, 0);
+	SET_FLAG(0x0000, 0);
 	setTimerCallback(0, 0);
 	scene->getActorAnimation()->free();
 	playSound(64, 7);
@@ -148,7 +148,7 @@ void TeenAgentEngine::fnGetOutOfLake() {
 }
 
 void TeenAgentEngine::fnGuardDrinking() {
-	SET_FLAG(0, 0);
+	SET_FLAG(0x0000, 0);
 	setTimerCallback(0, 0);
 	scene->getAnimation(0)->free();
 	SET_FLAG(0xdb9c, 1);
@@ -225,7 +225,7 @@ void TeenAgentEngine::fnPutRockInHole() {
 		playActorAnimation(638);
 		inventory->remove(48);
 		setTimerCallback(0x8d79, 100);
-		SET_FLAG(0, 1);
+		SET_FLAG(0x0000, 1);
 	} else if (CHECK_FLAG(0, 1)) {
 		playSound(5, 2);
 		playSound(52, 13);
@@ -233,7 +233,7 @@ void TeenAgentEngine::fnPutRockInHole() {
 		setOns(1, 46);
 		inventory->remove(49);
 		setTimerCallback(0x8d79, 100);
-		SET_FLAG(0, 2);
+		SET_FLAG(0x0000, 2);
 	} else if (CHECK_FLAG(0, 2)) {
 		playActorAnimation(649);
 		setOns(1, 47);
@@ -245,7 +245,7 @@ void TeenAgentEngine::fnPutRockInHole() {
 		enableObject(6);
 		disableObject(5);
 		SET_FLAG(0xdbab, 1);
-		SET_FLAG(0, 0);
+		SET_FLAG(0x0000, 0);
 		setTimerCallback(0, 0);
 	}
 }
@@ -1144,14 +1144,14 @@ bool TeenAgentEngine::processCallback(uint16 addr) {
 		loadScene(11, 319, 198, 4);
 		if (!CHECK_FLAG(0xdb9c, 1)) {
 			// guard is drinking
-			SET_FLAG(0, 3);
+			SET_FLAG(0x0000, 3);
 			setTimerCallback(0x516d, 40);
 			playAnimation(544, 0, true, true); // ignore busy flag for this animation
 		}
 		break;
 
 	case 0x516d: // too late to scare guard, resetting
-		SET_FLAG(0, 0);
+		SET_FLAG(0x0000, 0);
 		break;
 
 	case csAddr_guardDrinking:
@@ -3140,7 +3140,7 @@ bool TeenAgentEngine::processCallback(uint16 addr) {
 			enableObject(4, 27);
 			SET_FLAG(0xdba9, 0);
 		}
-		SET_FLAG(0, 0);
+		SET_FLAG(0x0000, 0);
 		break;
 
 	case csAddr_putRockInHole:
@@ -4133,7 +4133,7 @@ bool TeenAgentEngine::processCallback(uint16 addr) {
 				playSound(20, 26);
 				playActorAnimation(615);
 				loadScene(17, 156, 180, 3);
-				SET_FLAG(0, 4);
+				SET_FLAG(0x0000, 4);
 				playSound(64, 7);
 				playSound(64, 21);
 				playSound(64, 42);
@@ -4145,7 +4145,7 @@ bool TeenAgentEngine::processCallback(uint16 addr) {
 		break;
 
 	case 0x9a1d: // no anchor, timeout
-		SET_FLAG(0, 0);
+		SET_FLAG(0x0000, 0);
 		fnGetOutOfLake();
 		INC_FLAG(0xdba6);
 		switch (GET_FLAG(0xdba6)) {
diff --git a/engines/teenagent/resources.h b/engines/teenagent/resources.h
index c3561fcd79..46b709bc5e 100644
--- a/engines/teenagent/resources.h
+++ b/engines/teenagent/resources.h
@@ -663,9 +663,18 @@ const uint16 dsAddr_currentScene = 0xb4f3; // 1 byte
 // Ons Animation Table (2 byte address * ??) : 0xb4f5 to 0x????
 const uint16 dsAddr_onsAnimationTablePtr = 0xb4f5;
 
+// Examine Object Callback Table (2 byte LE address * ??) : 0xb5ce to 0x????
+const uint16 dsAddr_objExamineCallbackTablePtr = 0xb5ce;
+
+// Use Object Callback Table (2 byte LE address * ??) : 0xb89c to 0x????
+const uint16 dsAddr_objUseCallbackTablePtr = 0xb89c;
+
 // Inventory Object Callback Table (3 byte (id, callbackAddr) * 7) : 0xbb72 to 0xbb86
 const uint16 dsAddr_objCallbackTablePtr = 0xbb72;
 
+// Scene Hotspots Table (2 byte LE address * ??) : 0xbb87 to 0x????
+const uint16 dsAddr_sceneHotspotsPtr = 0xbb87;
+
 // Inventory Object Combining Table (5 byte (id, id, new object id, msgAddr) * 34) : 0xc335 to 0xc3de
 const uint16 dsAddr_objCombiningTablePtr = 0xc335;
 // 3 byte null terminator for Combining table 0xc3df to 0xc3e1
diff --git a/engines/teenagent/teenagent.cpp b/engines/teenagent/teenagent.cpp
index ad50645ffc..000d38cba0 100644
--- a/engines/teenagent/teenagent.cpp
+++ b/engines/teenagent/teenagent.cpp
@@ -100,8 +100,8 @@ bool TeenAgentEngine::trySelectedObject() {
 	debugC(0, kDebugObject, "checking active object %u on %u", inv->id, _dstObject->id);
 
 	//mouse time challenge hack:
-	if ((res->dseg.get_byte(0) == 1 && inv->id == 49 && _dstObject->id == 5) ||
-	    (res->dseg.get_byte(0) == 2 && inv->id == 29 && _dstObject->id == 5)) {
+	if ((res->dseg.get_byte(0x0000) == 1 && inv->id == 49 && _dstObject->id == 5) ||
+	    (res->dseg.get_byte(0x0000) == 2 && inv->id == 29 && _dstObject->id == 5)) {
 		//putting rock into hole or superglue on rock
 		fnPutRockInHole();
 		return true;
@@ -137,7 +137,7 @@ void TeenAgentEngine::processObject() {
 		if (trySelectedObject())
 			break;
 
-		byte *dcall = res->dseg.ptr(0xb5ce);
+		byte *dcall = res->dseg.ptr(dsAddr_objExamineCallbackTablePtr);
 		dcall = res->dseg.ptr(READ_LE_UINT16(dcall + scene->getId() * 2 - 2));
 		dcall += 2 * _dstObject->id - 2;
 		uint16 callback = READ_LE_UINT16(dcall);
@@ -149,7 +149,7 @@ void TeenAgentEngine::processObject() {
 		if (trySelectedObject())
 			break;
 
-		byte *dcall = res->dseg.ptr(0xb89c);
+		byte *dcall = res->dseg.ptr(dsAddr_objUseCallbackTablePtr);
 		dcall = res->dseg.ptr(READ_LE_UINT16(dcall + scene->getId() * 2 - 2));
 		dcall += 2 * _dstObject->id - 2;
 		uint16 callback = READ_LE_UINT16(dcall);
@@ -203,14 +203,14 @@ void TeenAgentEngine::init() {
 	_gameDelay = 110;
 
 	_useHotspots.resize(42);
-	byte *scene_hotspots = res->dseg.ptr(0xbb87);
+	byte *sceneHotspots = res->dseg.ptr(dsAddr_sceneHotspotsPtr);
 	for (byte i = 0; i < 42; ++i) {
 		Common::Array<UseHotspot> & hotspots = _useHotspots[i];
-		byte *hotspots_ptr = res->dseg.ptr(READ_LE_UINT16(scene_hotspots + i * 2));
-		while (*hotspots_ptr) {
+		byte *hotspotsPtr = res->dseg.ptr(READ_LE_UINT16(sceneHotspots + i * 2));
+		while (*hotspotsPtr) {
 			UseHotspot h;
-			h.load(hotspots_ptr);
-			hotspots_ptr += 9;
+			h.load(hotspotsPtr);
+			hotspotsPtr += 9;
 			hotspots.push_back(h);
 		}
 	}
@@ -609,11 +609,11 @@ Common::Error TeenAgentEngine::run() {
 				if (current_object == NULL)
 					break;
 
-				if (res->dseg.get_byte(0) == 3 && current_object->id == 1) {
+				if (res->dseg.get_byte(0x0000) == 3 && current_object->id == 1) {
 					fnGuardDrinking();
 					break;
 				}
-				if (res->dseg.get_byte(0) == 4 && current_object->id == 5) {
+				if (res->dseg.get_byte(0x0000) == 4 && current_object->id == 5) {
 					fnGotAnchor();
 					break;
 				}