From 72c06a258940696093f255fb1061beb58e1cdd0b Mon Sep 17 00:00:00 2001
From: Magnus Auvinen <magnus.auvinen@gmail.com>
Date: Sat, 29 May 2010 07:25:38 +0000
Subject: copied refactor to trunk

---
 src/game/client/components/particles.h | 94 ++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 src/game/client/components/particles.h

(limited to 'src/game/client/components/particles.h')

diff --git a/src/game/client/components/particles.h b/src/game/client/components/particles.h
new file mode 100644
index 00000000..af9a9203
--- /dev/null
+++ b/src/game/client/components/particles.h
@@ -0,0 +1,94 @@
+#ifndef GAME_CLIENT_COMPONENTS_PARTICLES_H
+#define GAME_CLIENT_COMPONENTS_PARTICLES_H
+#include <base/vmath.h>
+#include <game/client/component.h>
+
+// particles
+struct CParticle
+{
+	void SetDefault()
+	{
+		m_Vel = vec2(0,0);
+		m_LifeSpan = 0;
+		m_StartSize = 32;
+		m_EndSize = 32;
+		m_Rot = 0;
+		m_Rotspeed = 0;
+		m_Gravity = 0;
+		m_Friction = 0;
+		m_FlowAffected = 1.0f;
+		m_Color = vec4(1,1,1,1);
+	}
+	
+	vec2 m_Pos;
+	vec2 m_Vel;
+
+	int m_Spr;
+
+	float m_FlowAffected;
+
+	float m_LifeSpan;
+	
+	float m_StartSize;
+	float m_EndSize;
+
+	float m_Rot;
+	float m_Rotspeed;
+
+	float m_Gravity;
+	float m_Friction;
+
+	vec4 m_Color;
+	
+	// set by the particle system
+	float m_Life;
+	int m_PrevPart;
+	int m_NextPart;
+};
+
+class CParticles : public CComponent
+{
+	friend class CGameClient;
+public:
+	enum
+	{
+		GROUP_PROJECTILE_TRAIL=0,
+		GROUP_EXPLOSIONS,
+		GROUP_GENERAL,
+		NUM_GROUPS
+	};
+
+	CParticles();
+	
+	void Add(int Group, CParticle *pPart);
+	
+	virtual void OnReset();
+	virtual void OnRender();
+
+private:
+	
+	enum
+	{
+		MAX_PARTICLES=1024*8,
+	};
+
+	CParticle m_aParticles[MAX_PARTICLES];
+	int m_FirstFree;
+	int m_aFirstPart[NUM_GROUPS];
+	
+	void RenderGroup(int Group);
+	void Update(float TimePassed);
+
+	template<int TGROUP>
+	class CRenderGroup : public CComponent
+	{
+	public:
+		CParticles *m_pParts;
+		virtual void OnRender() { m_pParts->RenderGroup(TGROUP); }
+	};
+	
+	CRenderGroup<GROUP_PROJECTILE_TRAIL> m_RenderTrail;
+	CRenderGroup<GROUP_EXPLOSIONS> m_RenderExplosions;
+	CRenderGroup<GROUP_GENERAL> m_RenderGeneral;
+};
+#endif
-- 
cgit 1.4.1