move systems + update contributing.md

1 files changed, 18 insertions, 0 deletions

diff --git a/src/crepe/system/ParticleSystem.h b/src/crepe/system/ParticleSystem.h
new file mode 100644
index 0000000..3ac1d3f
--- /dev/null
+++ b/src/crepe/system/ParticleSystem.h
@@ -0,0 +1,18 @@
+#pragma once
+
+#include "../api/ParticleEmitter.h"
+
+namespace crepe {
+
+class ParticleSystem {
+public:
+	ParticleSystem();
+	void update();
+
+private:
+	void emit_particle(ParticleEmitter & emitter); //emits a new particle
+
+	float elapsed_time; //elapsed time since the last emission
+};
+
+} // namespace crepe