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Include/ZRendererUtil/ZParticleSpawnStrategy.h

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+/*
+	ZParticleSpawnStrategy.h
+	Author: James Russell <jcrussell@762studios.com>
+
+	Purpose: TODO
+
+	Changelog
+	2011/08/28 - creation (jcrussell)
+*/
+
+#pragma once
+
+#ifndef _ZPARTICLESPAWNSTRATEGY_H
+#define _ZPARTICLESPAWNSTRATEGY_H
+
+#include <ZUtil/ZUtil.hpp>
+
+//Forward Declarations
+class ZParticleEffect;
+class ZParticleEmitter;
+class ZParticleStorageAllocator;
+
+class ZParticleSpawnStrategy
+{
+public:
+	//Virtual Destructor
+	~ZParticleSpawnStrategy() { }
+
+	/*
+	virtual public ZParticleSpawnStrategy::CheckParticleFormat
+	
+	Checks to see if this spawn strategy can spawn the provided particle format.
+	
+	@param _format - string description of the particle format
+	@return (bool) - true if this spawn strategy can handle it, false otherwise
+	@context (all)
+	*/
+	virtual bool CheckParticleFormat(const ZString& _format) = 0;
+
+	/*
+	virtual public ZParticleSpawnStrategy::UpdateSpawn
+	
+	An update call to the spawn strategy that determines if more particles should be created.  If so, the new particle data
+	can be placed directly into particle storage.
+	
+	@param _particleEffect - the emitter's parent particle effect
+	@param _particleEmitter - the parent emitter
+	@param _storageAllocator - particle storage used by this particle effect
+	@param _dt - the time (in milliseconds) since last update
+	@return (void)
+	@context (all)
+	*/
+	virtual void UpdateSpawn(ZParticleEffect* _particleEffect, 
+							 ZParticleEmitter* _particleEmitter, 
+							 ZParticleStorageAllocator* _storageAllocator, 
+							 size_t _dt
+							 ) = 0;
+};
+
+#endif
+