30 lines
604 B
C
30 lines
604 B
C
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//
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// Created by karl on 04.01.20.
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//
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#ifndef ECSGAME_GRAVITYSYSTEM_H
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#define ECSGAME_GRAVITYSYSTEM_H
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#include "../ECS.h"
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#include "../Components/Position.h"
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using namespace ECS;
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class GravitySystem : public EntitySystem {
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public:
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explicit GravitySystem(float amount) {
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gravityAmount = amount;
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}
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void tick(World *pWorld, float deltaTime) override {
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pWorld->each<Position>([&](Entity *ent, ComponentHandle<Position> position) {
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position->y += gravityAmount * deltaTime;
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});
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}
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private:
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float gravityAmount;
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};
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#endif //ECSGAME_GRAVITYSYSTEM_H
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