1 files changed, 66 insertions, 0 deletions
diff --git a/particle.h b/particle.h
new file mode 100644
index 0000000..433b557
--- /dev/null
+++ b/particle.h
@@ -0,0 +1,66 @@
+#ifndef PARTICLE_H
+#define PARTICLE_H
+
+#include "vector.h"
+
+#include <list>
+
+struct vec4f {
+	float x, y, z, w;
+};
+
+class SelectionParticle {
+	public:
+		Vector3 pos;
+		float alpha;
+		float decay;
+		static float t;
+		float pt;
+		float speed;
+		Vector3 vel;
+
+		SelectionParticle();
+		SelectionParticle(const SelectionParticle& p);
+
+		void init(float seed);
+		void update(unsigned int steps, vec4f *v);
+};
+
+template<class T>
+class ParticleGroup {
+	public:
+		T *particles;
+		vec4f *vertices;
+		unsigned int num;
+		unsigned int count;
+		Vector3 src;
+		Vector3 dir;
+
+		ParticleGroup(Vector3 src, Vector3 dir, unsigned int count) {
+			srand(time(NULL));
+			this->src = src;
+			this->dir = dir;
+			this->num = count;
+			this->count = 0;
+			T::t = 0;
+			particles = new T[count];
+			vertices = new vec4f[count];
+		};
+		~ParticleGroup() {
+			delete[] particles;
+			delete[] vertices;
+		}
+
+		void update(unsigned int steps) {
+			if(count < num) {
+				particles[count].init(T::t += 0.1);
+				count++;
+			}
+			for(unsigned int i = 0; i < count; i++) {
+				T *p = &particles[i];
+				p->update(steps, &vertices[i]);
+			}
+		}
+};
+
+#endif