From d4f9da2f3c19511b028da2569d7b6a8d1371e135 Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Sun, 20 Jan 2013 21:37:11 +0000
Subject: Major overhaul of the particle system back-end, support multiple
 ejectors per particle system.

---
 src/render/particleejector.h | 104 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 src/render/particleejector.h

(limited to 'src/render/particleejector.h')

diff --git a/src/render/particleejector.h b/src/render/particleejector.h
new file mode 100644
index 0000000..f626f26
--- /dev/null
+++ b/src/render/particleejector.h
@@ -0,0 +1,104 @@
+/*
+   render/particleejector.h
+   This file is part of the Osirion project and is distributed under
+   the terms of the GNU General Public License version 2
+*/
+
+#ifndef __INCLUDED_RENDER_PARTICLEEJECTOR_H__
+#define __INCLUDED_RENDER_PARTICLEEJECTOR_H__
+
+#include <deque>
+
+#include "render/particleejectorscript.h"
+#include "render/particle.h"
+
+namespace render {
+	
+class ParticleEjector : public ParticleEjectorScript {
+public:
+	typedef std::deque<Particle *> Particles;
+	
+	/**
+	 * @brief initialize an ejector from a ParticleEjectorScript
+	 * */
+	ParticleEjector(const ParticleEjectorScript &script);
+	virtual ~ParticleEjector();
+
+	/**
+	 * @brief if false, no new particles are created
+	 * */
+	inline const bool enabled()
+	{
+		return ejector_enabled;
+	}
+
+	/* ---- mutators ------------------------------------------- */
+	
+	/**
+	 * @brief enable or disable particle ejection
+	 * */
+	inline void enable(const bool enabled = true)
+	{
+		ejector_enabled = enabled;
+	}
+	
+	/**
+	 * @brief disable or enable particle ejection
+	 * */
+	inline void disable(const bool disabled = true)
+	{
+		ejector_enabled = !disabled;
+	}
+	
+	/**
+	 * @brief updated the particles attached to the ejector, and drawn them
+	 * */
+	void frame(const float seconds, const math::Vector3f & ps_location, const math::Axis & ps_axis);
+	
+	/**
+	 * @brief remove all particles
+	 * */
+	void clear();
+
+protected:
+	inline Particles &particles()
+	{
+		return ejector_particles;
+	}
+	
+	virtual void draw(const math::Vector3f & ps_location);
+	
+private:
+	unsigned long	ejector_last_eject;
+	Particles	ejector_particles;
+	bool		ejector_enabled;
+};
+
+/**
+ * @brief Spray particles
+ * */
+class ParticleEjectorSpray : public ParticleEjector {
+public:
+	ParticleEjectorSpray(const ParticleEjectorScript &script);
+	virtual ~ParticleEjectorSpray();
+
+protected:
+	virtual void draw(const math::Vector3f & ps_location);
+};
+
+/**
+ * @brief Trail particles
+ * */
+class ParticleEjectorTrail : public ParticleEjector {
+public:
+	ParticleEjectorTrail(const ParticleEjectorScript &script);
+	virtual ~ParticleEjectorTrail();
+
+protected:
+	virtual void draw(const math::Vector3f & ps_location);
+};
+
+} // namespace render
+
+#endif // __INCLUDED_RENDER_PARTICLEEJECTOR_H__
+
-- 
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