1 files changed, 23 insertions, 10 deletions
diff --git a/src/libjin/Graphics/particles/je_particle_emitter.h b/src/libjin/Graphics/particles/je_particle_emitter.h
index 5ffbdf2..34d0ee4 100644
--- a/src/libjin/Graphics/particles/je_particle_emitter.h
+++ b/src/libjin/Graphics/particles/je_particle_emitter.h
@@ -41,6 +41,9 @@ namespace JinEngine
                 } direction;
             };
 
+            ///
+            /// How many particles emitted per second.
+            ///
             struct EmitRateDef
             {
                 bool enableRandom = false;
@@ -65,6 +68,8 @@ namespace JinEngine
                 EmitRateDef emitRateDef;   ///< Emit rate.
             };
 
+            class ParticleSystem;
+
             ///
             /// Emit a single particle.
             ///
@@ -72,23 +77,31 @@ namespace JinEngine
             {
             public:
                 ///
-                /// ParticleEmitter constructor. 
-                /// 
-                /// @param emitterDef Definition of particle emitter. 
-                /// @param particleDef Definition of particle.
                 ///
-                ParticleEmitter(const ParticleEmitterDef& emitterDef, const ParticleDef& particleDef);
+                ///
+                ParticleEmitter(ParticleSystem& ps);
+
+                ///
+                ///
+                ///
+                void update(float dt);
+
+            private:
+                ///
+                ///
+                ///
+                ParticleSystem& mParticleSystem;
 
                 ///
                 /// Emit a particle according to emitter definition and particle definition, particle system should 
                 /// assign particle value to the particle in particle pool, but not use this return particle.
                 ///
-                Particle emit();
+                void emit(const ParticleEmitterDef& emitterDef, const ParticleDef& def, Particle& particle);
 
-            private:
-                float mDirection;
-                ParticleEmitterDef mEmitterDef;
-                ParticleDef mParticleDef;
+                ///
+                ///
+                ///
+                float mTime;
 
             };