diff options
Diffstat (limited to 'src/crepe/ParticleEmitter.cpp')
-rw-r--r-- | src/crepe/ParticleEmitter.cpp | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/crepe/ParticleEmitter.cpp b/src/crepe/ParticleEmitter.cpp new file mode 100644 index 0000000..30cba7c --- /dev/null +++ b/src/crepe/ParticleEmitter.cpp @@ -0,0 +1,28 @@ +#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 + m_position.x = 400; + m_position.y = 400; + 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); + } +} |