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path: root/mwe/ecs-memory-efficient/src/main.cpp
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#include <iostream>
#include <vector>
#include <cstdint>
#include <chrono>

#include "ComponentManager.h"
#include "GameObjectMax.h"
#include "Components.h"

int main() {
	auto startAdding = std::chrono::high_resolution_clock::now();

	GameObject* gameObject[1000];

	for(int i = 0; i < 1000; ++i) {
		gameObject[i] = new GameObject(i, "Name", "Tag", 0);

		gameObject[i]->addSpriteComponent("C:/Test");
		gameObject[i]->addRigidbodyComponent(0, 0, i);
		gameObject[i]->addColiderComponent(i);
	}

	auto stopAdding = std::chrono::high_resolution_clock::now();

	//This is what systems would do:

	std::vector<std::reference_wrapper<Sprite>> allSprites = ComponentManager::GetInstance().getAllSpriteReferences();
	for(Sprite& sprite : allSprites) {
		std::cout << sprite.mPath << std::endl;
	}
	std::cout << std::endl;

	std::vector<std::reference_wrapper<Rigidbody>> allRigidbody = ComponentManager::GetInstance().getAllRigidbodyReferences();
	for(Rigidbody& rigidbody : allRigidbody) {
		std::cout << rigidbody.mMass << " " << rigidbody.mGravityScale << " " << rigidbody.mBodyType << std::endl;
	}
	std::cout << std::endl;

	std::vector<std::reference_wrapper<Colider>> allColider = ComponentManager::GetInstance().getAllColiderReferences();
	for(Colider& colider : allColider) {
		std::cout << colider.mSize << std::endl;
	}

	auto stopLooping = std::chrono::high_resolution_clock::now();

	for (int i = 0; i < 1000; ++i) {
    	delete gameObject[i];
	}

	auto Addtime = std::chrono::duration_cast<std::chrono::microseconds>(stopAdding - startAdding);
	auto LoopTime = std::chrono::duration_cast<std::chrono::microseconds>(stopLooping - stopAdding);
	std::cout << "AddTime: " << Addtime.count() << " us" << std::endl;
	std::cout << "LoopTime: " << LoopTime.count() << " us" << std::endl;
}