mmf
Class MMF_SwitchGradientSlopeHelper

Object
  mmf:MMF_SwitchGradientSlopeHelper

class 
Object:MMF_SwitchGradientSlopeHelper

Helper class for SwitchGradientSlope.
By David Makin
First version May 2008

Ultra Fractal Source

Toggle UF Source Code Display

 class MMF_SwitchGradientSlopeHelper {
 ;
 ; Helper class for SwitchGradientSlope.<br>
 ; By David Makin<br>
 ; First version May 2008<br>
 ;
 public:
   import "common.ulb"
   import "Standard.ulb"
 
   func MMF_SwitchGradientSlopeHelper(MMF_SwitchGradientSlope owner)
     fFormula = new @formulaClass(owner)
     fColouring = new @coloringClass(owner)
   endfunc
 
   complex func Init(const complex pz)
     fZ = fFormula.Init(pz)
     fColouring.Init(fZ,pz)
     return fZ
   endfunc
 
   func SetParams(bool f,complex v)
     if @formulaClass==MMF_SwitchFormula
       MMF_SwitchFormula(fFormula).SetParams(f,v)
     elseif @formulaClass==MMF_SwitchDivergentFormula
       MMF_SwitchDivergentFormula(fFormula).SetParams(f,v)
     elseif @formulaClass==MMF_SwitchConvergentFormula
       MMF_SwitchConvergentFormula(fFormula).SetParams(f,v)
     elseif @formulaClass==MMF_SwitchConvergentDivergentFormula
       MMF_SwitchConvergentDivergentFormula(fFormula).SetParams(f,v)
     endif
   endfunc
 
   complex func Iterate()
     return (fZ = fFormula.Iterate(fZ))
   endfunc
 
   func IterateCol()
     fColouring.Iterate(fZ)
     return
   endfunc
 
   bool func IsBailedOut()
     return fFormula.IsBailedOut(fZ)
   endfunc
 
   float func GetHeight()
     return fColouring.ResultIndex(fZ)
   endfunc
 
   complex func GetPrimaryExponent()
     return fFormula.GetPrimaryExponent()
   endfunc
 
   float func GetUpperBailout()
     return fFormula.GetUpperBailout()
   endfunc
   
   float func GetLowerBailout()
     return fFormula.GetLowerBailout()
   endfunc
 
 private:
   Formula fFormula
   GradientColoring fColouring
   complex fZ
 
 default:
   title = "Switch Gradient Slope Helper"
   int param v_mmfgradientslopehelper
     caption = "Version (MMF Gradient Slope Helper)"
     default = 100
     hint = "This version parameter is used to detect when a change has been \
             made to the formula that is incompatible with the previous \
             version. When that happens, this field will reflect the old \
             version number to alert you to the fact that an alternate \
             rendering is being used."
     visible = @v_mmfgradientslopehelper<100
   endparam
   heading
     text = "'Fractal Formula' is not a switch formula and so will \
             not switch using UFs built-in switch method."
     visible = @formulaClass!=MMF_SwitchFormula \
               && @formulaClass!=MMF_SwitchDivergentFormula \
               && @formulaClass!=MMF_SwitchConvergentFormula \
               && @formulaClass!=MMF_SwitchConvergentDivergentFormula
   endheading
   Formula param formulaClass
     caption = "Fractal Formula"
     default = MMF_SwitchStandard
     hint = "Sets the actual fractal formula to use for the lighting effect."
   endparam
   GradientColoring param coloringClass
     caption = "Colouring Algorithm"
     default = Standard_Smooth
     hint = "Selects the colouring algorithm to be used. Note that where \
             necessary you should ensure duplicate parameters in the 'Fractal \
             Formula' and the 'Colouring Algorithm' match each other - \
             typically bailout values and degree/exponent/power values."
   endparam
 }
 

Constructor Summary

MMF_SwitchGradientSlopeHelper()

MMF_SwitchGradientSlopeHelper(MMF_SwitchGradientSlope owner)

Method Summary

float	GetHeight()
float	GetLowerBailout()
complex	GetPrimaryExponent()
float	GetUpperBailout()
complex	Init(complex pz)
boolean	IsBailedOut()
complex	Iterate()
void	IterateCol()
void	SetParams(boolean f, complex v)

Methods inherited from class Object

Constructor Detail

MMF_SwitchGradientSlopeHelper

public MMF_SwitchGradientSlopeHelper(MMF_SwitchGradientSlope owner)

MMF_SwitchGradientSlopeHelper

public MMF_SwitchGradientSlopeHelper()

Method Detail

Init

public complex Init(complex pz)

SetParams

public void SetParams(boolean f,
                      complex v)

Iterate

public complex Iterate()

IterateCol

public void IterateCol()

IsBailedOut

public boolean IsBailedOut()

GetHeight

public float GetHeight()

GetPrimaryExponent

public complex GetPrimaryExponent()

GetUpperBailout

public float GetUpperBailout()

GetLowerBailout

public float GetLowerBailout()