feat: Implement XP script routines

src/game/object/creature.cpp

@@ -408,6 +408,10 @@ Faction Creature::faction() const {
     return _faction;
 }
 
+int Creature::xp() const {
+    return _xp;
+}
+
 float Creature::getAttackRange() const {
     float result = kDefaultAttackRange;
 
@@ -443,6 +447,10 @@ void Creature::setImmortal(bool immortal) {
     _immortal = immortal;
 }
 
+void Creature::setXP(int xp) {
+    _xp = xp;
+}
+
 void Creature::runSpawnScript() {
     if (!_onSpawn.empty()) {
         // TODO: enable when more routines are implemented
@@ -450,6 +458,10 @@ void Creature::runSpawnScript() {
     }
 }
 
+void Creature::giveXP(int amount) {
+    _xp += amount;
+}
+
 } // namespace game
 
 } // namespace reone

src/game/object/creature.h

@@ -95,6 +95,8 @@ public:
     void playAnimation(Animation anim);
     void updateModelAnimation();
 
+    void giveXP(int amount);
+
     bool isMovementRestricted() const;
     bool isInCombat() const;
 
@@ -108,6 +110,7 @@ public:
     float runSpeed() const;
     CreatureAttributes &attributes();
     Faction faction() const;
+    int xp() const;
 
     void setMovementType(MovementType type);
     void setTalking(bool talking);
@@ -115,6 +118,7 @@ public:
     void setMovementRestricted(bool restricted);
     void setInCombat(bool inCombat);
     void setImmortal(bool immortal);
+    void setXP(int xp);
 
     // Equipment
 
@@ -167,6 +171,7 @@ private:
     CreatureModelBuilder _modelBuilder;
     CreatureAnimationResolver _animResolver;
     bool _immortal { false };
+    int _xp { 0 };
 
     // Scripts
 

src/game/script/routines.h

@@ -178,11 +178,14 @@ private:
     script::Variable getPosition(const VariablesList &args, script::ExecutionContext &ctx);
     script::Variable getTag(const VariablesList &args, script::ExecutionContext &ctx);
     script::Variable getWaypointByTag(const VariablesList &args, script::ExecutionContext &ctx);
+    script::Variable getXP(const VariablesList &args, script::ExecutionContext &ctx);
+    script::Variable giveXPToCreature(const VariablesList &args, script::ExecutionContext &ctx);
     script::Variable setFacing(const VariablesList &args, script::ExecutionContext &ctx);
     script::Variable setFacingPoint(const VariablesList &args, script::ExecutionContext &ctx);
     script::Variable setItemStackSize(const VariablesList &args, script::ExecutionContext &ctx);
     script::Variable setLocked(const VariablesList &args, script::ExecutionContext &ctx);
     script::Variable setPlotFlag(const VariablesList &args, script::ExecutionContext &ctx);
+    script::Variable setXP(const VariablesList &args, script::ExecutionContext &ctx);
     script::Variable soundObjectPlay(const VariablesList &args, script::ExecutionContext &ctx);
     script::Variable soundObjectStop(const VariablesList &args, script::ExecutionContext &ctx);
 

src/game/script/routines_kotor.cpp

@@ -431,9 +431,9 @@ void Routines::addKotorRoutines() {
     add("GetIsLinkImmune", Int, { Object, Effect });
     add("EffectDroidStun", Effect, { }, &Routines::effectDroidStun);
     add("EffectForcePushed", Effect, { }, &Routines::effectForcePushed);
-    add("GiveXPToCreature", Void, { Object, Int });
+    add("GiveXPToCreature", Void, { Object, Int }, &Routines::giveXPToCreature);
-    add("SetXP", Void, { Object, Int });
+    add("SetXP", Void, { Object, Int }, &Routines::setXP);
-    add("GetXP", Int, { Object });
+    add("GetXP", Int, { Object }, &Routines::getXP);
     add("IntToHexString", String, { Int }, &Routines::intToHexString);
     add("GetBaseItemType", Int, { Object });
     add("GetItemHasItemProperty", Int, { Object, Int });

src/game/script/routines_objects.cpp

@@ -394,6 +394,37 @@ Variable Routines::setPlotFlag(const VariablesList &args, ExecutionContext &ctx)
     return Variable();
 }
 
+Variable Routines::getXP(const VariablesList &args, ExecutionContext &ctx) {
+    auto creature = getCreature(args, 0);
+    if (!creature) {
+        warn("Routines: getXP: creature is invalid");
+        return 0;
+    }
+    return creature->xp();
+}
+
+Variable Routines::setXP(const VariablesList &args, ExecutionContext &ctx) {
+    auto creature = getCreature(args, 0);
+    if (creature) {
+        int xpAmount = getInt(args, 1);
+        creature->setXP(xpAmount);
+    } else {
+        warn("Routines: setXP: creature is invalid");
+    }
+    return Variable();
+}
+
+Variable Routines::giveXPToCreature(const VariablesList &args, ExecutionContext &ctx) {
+    auto creature = getCreature(args, 0);
+    if (creature) {
+        int xpAmount = getInt(args, 1);
+        creature->giveXP(xpAmount);
+    } else {
+        warn("Routines: giveXPToCreature: creature is invalid");
+    }
+    return Variable();
+}
+
 } // namespace game
 
 } // namespace reone

src/game/script/routines_tsl.cpp

@@ -431,9 +431,9 @@ void Routines::addTslRoutines() {
     add("GetIsLinkImmune", Int, { Object, Effect });
     add("EffectDroidStun", Effect, { }, &Routines::effectDroidStun);
     add("EffectForcePushed", Effect, { }, &Routines::effectForcePushed);
-    add("GiveXPToCreature", Void, { Object, Int });
+    add("GiveXPToCreature", Void, { Object, Int }, &Routines::giveXPToCreature);
-    add("SetXP", Void, { Object, Int });
+    add("SetXP", Void, { Object, Int }, &Routines::setXP);
-    add("GetXP", Int, { Object });
+    add("GetXP", Int, { Object }, &Routines::getXP);
     add("IntToHexString", String, { Int }, &Routines::intToHexString);
     add("GetBaseItemType", Int, { Object });
     add("GetItemHasItemProperty", Int, { Object, Int });