verysecrethero
53 lines
2.0 KiB
C++
53 lines
2.0 KiB
C++
#include "Systems/WeaponSystem.h"
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WeaponSystem::WeaponSystem(World* world, EventBroker* eventBroker, IRenderer* renderer)
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: System(world, eventBroker)
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, ImpureSystem()
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, m_Renderer(renderer)
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{
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EVENT_SUBSCRIBE_MEMBER(m_EInputCommand, &WeaponSystem::OnInputCommand);
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EVENT_SUBSCRIBE_MEMBER(m_EShoot, &WeaponSystem::OnShoot);
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}
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void WeaponSystem::Update(double dt)
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{
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for (int i = m_EShootVector.size(); i > 0; i--)
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{
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//TODO: check if player has enough ammo and if weapon has a cooldown or not
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//pick the object
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PickData pickDataFromShot = m_Renderer->Pick(std::get<1>(m_EShootVector[i - 1]));
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if (pickDataFromShot.Entity == EntityID_Invalid) {
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m_EShootVector.erase(m_EShootVector.begin() + i - 1);
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continue;
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}
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//if its a player, do PlayerDamage event
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const bool hasPlayerComponent = m_World->HasComponent(pickDataFromShot.Entity, "Player");
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if (hasPlayerComponent) {
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Events::PlayerDamage ePlayerDamage;
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//TODO: damage based on weapontype/class?
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//TODO: multiple shots at the same time? (shotgunner)
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ePlayerDamage.DamageAmount = 25;
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ePlayerDamage.PlayerDamagedID = pickDataFromShot.Entity;
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m_EventBroker->Publish(ePlayerDamage);
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}
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m_EShootVector.erase(m_EShootVector.begin() + i - 1);
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}
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}
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bool WeaponSystem::OnInputCommand(const Events::InputCommand& e)
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{
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if (e.Command == "PrimaryFire" && e.Value > 0) {
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Events::Shoot eShoot;
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eShoot.shooter = e.PlayerID;
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m_EventBroker->Publish(eShoot);
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}
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return true;
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}
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bool WeaponSystem::OnShoot(const Events::Shoot& e) {
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//screen center, based on current resolution!
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Rectangle screenResolution = m_Renderer->Resolution();
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glm::vec2 centerScreen = glm::vec2(screenResolution.Width / 2, screenResolution.Height / 2);
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m_EShootVector.push_back(std::make_pair(e.shooter, centerScreen));
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return true;
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} |