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(WIP) Move away from rigid states/transitions to allow custom behavior

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This commit is contained in:
gsemaj
2022-04-13 18:01:52 -04:00
parent f6094fde58
commit 4f49bcea87
4 changed files with 242 additions and 240 deletions
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19
src/Entities.hpp
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@@ -6,7 +6,7 @@
#include <stdint.h>
#include <set>
enum class EntityKind : uint8_t {
enum EntityKind {
INVALID,
PLAYER,
SIMPLE_NPC,
@@ -92,7 +92,6 @@ public:
virtual bool isAlive() = 0;
virtual int getCurrentHP() = 0;
virtual int32_t getID() = 0;
virtual void step(time_t currTime) = 0;
};
@@ -133,11 +132,17 @@ struct CombatNPC : public BaseNPC, public ICombatant {
AIState state = AIState::INACTIVE;
int playersInView = 0; // for optimizing away AI in empty chunks
std::map<AIState, void (*)(CombatNPC*, time_t)> stateHandlers;
std::map<AIState, void (*)(CombatNPC*, EntityRef)> transitionHandlers;
CombatNPC(int x, int y, int z, int angle, uint64_t iID, int t, int id, int maxHP)
: BaseNPC(angle, iID, t, id), maxHealth(maxHP) {
spawnX = x;
spawnY = y;
spawnZ = z;
stateHandlers[AIState::INACTIVE] = {};
transitionHandlers[AIState::INACTIVE] = {};
}
virtual bool isExtant() override { return hp > 0; }
@@ -147,19 +152,9 @@ struct CombatNPC : public BaseNPC, public ICombatant {
virtual bool isAlive() override;
virtual int getCurrentHP() override;
virtual int32_t getID() override;
virtual void step(time_t currTime) override;
virtual void roamingStep(time_t currTime) {} // no-ops by default
virtual void combatStep(time_t currTime) {}
virtual void retreatStep(time_t currTime) {}
virtual void deadStep(time_t currTime) {}
virtual void transition(AIState newState, EntityRef src);
virtual void onInactive() {} // no-ops by default
virtual void onRoamStart() {}
virtual void onCombatStart(EntityRef src) {}
virtual void onRetreat() {}
virtual void onDeath(EntityRef src) {}
};
// Mob is in MobAI.hpp, Player is in Player.hpp