www.pudn.com > SimulationOfWater.rar > parameterhandler.h, change:2004-01-21,size:1718b

#ifndef _parameterhandler_ 
#define _parameterhandler_ 
 
enum dtDatatypes 
{ 
	dtBool=0, 
	dtFloat, 
	dtInt 
}; 
 
enum pParameters 
{ 
	p_fStrength=0, 
	p_fFalloff,	 
	p_fScale, 
	p_bSmooth, 
	p_bReflRefrStrength, 
	p_iOctaves,	 
	p_fLODbias, 
	p_fAnimspeed,	 
	p_fTimemulti, 
	p_bPaused, 
	p_bAsPoints, 
	p_fElevation, 
	p_bDisplayTargets, 
	p_fSunPosTheta, 
	p_fSunPosAlpha, 
	p_fSunShininess, 
	p_fSunStrength, 
	p_fWaterColourR, 
	p_fWaterColourG, 
	p_fWaterColourB, 
	p_bDisplace, 
	p_bDrawDuckie, 
	p_bDrawIsland, 
	p_bDiffuseRefl, 
	numParameters 
}; 
 
struct parameter 
{ 
	char name[32]; 
	unsigned int datatype; 
	union{ 
		int		iData; 
		bool	bData; 
		float	fData; 
	}; 
}; 
 
class parameterhandler 
{ 
public: 
	parameterhandler(); 
	~parameterhandler(); 
	bool add_parameter(unsigned int id, char name[32], unsigned int datatype); 
	void next_parameter(){ id = (id+1)%numParameters; } 
	void previous_parameter(){ id = (id-1+numParameters)%numParameters; } 
	 
	float get_float(pParameters id){ return this->params[id].fData; } 
	int get_int(pParameters id){ return this->params[id].iData; } 
	bool get_bool(pParameters id){ return this->params[id].bData; } 
	void set_float(pParameters id, float value){ params[id].fData = value; } 
	void set_int(pParameters id, int value){ params[id].iData = value; } 
	void set_bool(pParameters id, bool value){ params[id].bData = value; } 
	 
	void value_increase(); 
	void value_decrease(); 
	void value_increaseXL(); 
	void value_decreaseXL(); 
	void value_reset(); 
	void set_active_parameter(pParameters id){ this->id = id; }; 
 
	const char* get_display(); 
 
	parameter params[numParameters]; 
private: 
	unsigned int id; 
	char text[50]; 
}; 
 
#endif