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#include "ParticleEmitter.h"
#include <ctime>
#include "Particle.h"
#include <iostream>
using namespace crepe;
ParticleEmitter::ParticleEmitter(uint32_t maxParticles, uint32_t emissionRate, uint32_t speed, uint32_t speedOffset, uint32_t angle, uint32_t angleOffset, float m_beginLifespan, float m_endLifespan)
: m_maxParticles(maxParticles), m_emissionRate(emissionRate), m_speed(speed), m_speedOffset(speedOffset), m_position{0, 0}, m_beginLifespan(m_beginLifespan),m_endLifespan(m_endLifespan) {
std::srand(static_cast<uint32_t>(std::time(nullptr))); // initialize random seed
std::cout << "Create emitter" << std::endl;
m_minAngle = (360 + angle - (angleOffset % 360)) % 360; // calculate minAngle
m_maxAngle = (360 + angle + (angleOffset % 360)) % 360; // calculate maxAngle
for (size_t i = 0; i < m_maxParticles; i++)
{
this->particles.emplace_back();
}
}
ParticleEmitter::~ParticleEmitter() {
std::vector<Particle>::iterator it = this->particles.begin();
while (it != this->particles.end()) {
it = this->particles.erase(it);
}
}
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