mt
Class MT_TrapShapeHarlequin

Object
  common:Generic
      common:TrapShape
          mt:MT_TrapShapeHarlequin

class 
TrapShape:MT_TrapShapeHarlequin

Mark Townsend, April 2008

Ultra Fractal Source

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 class MT_TrapShapeHarlequin(common.ulb:TrapShape) {
 ;
 ; Mark Townsend, April 2008
 ;
 public:
   float func Iterate(complex pz)
     x = real(pz)
     y = imag(pz)
     complex a = @m * real(atan(y / x))
     if @variation == 0
       a = a * a + @c
       a = fn1(1 - a) / a
     elseif @variation == 1
       a = a * a + @c
       a = fn1(1 - a^2)
     elseif @variation == 2
       a = @m * (fn1(a + @c)^2 + fn2(a + @c)^2)
     endif
      m_LastZ = a
     if @mode == 0
         float d = abs(|pz| - |a|)
      else
         d = cabs(pz - a)
      endif
     return d
   endfunc
   
 default:
   title = "Harlequin"
   param variation
     caption = "Variation"
     enum = "1" "2" "3"
     default = 1
   endparam
   param mode
     caption = "Flavor"
     enum = "1" "2"
     default = 1
   endparam
   param m
     caption = "Angle multiplier"
     default = 2.0
   endparam
   param c
     caption = "Harlequin seed"
     default = (0,0)
   endparam
   func fn1
     caption = "First function"
     hint = "This function is used in all variations."
     default = exp()
   endfunc
   func fn2
     caption = "Second function"
     hint = "This function is only used in variaton 3."
     default = exp()
     visible = @variation == "3"
   endfunc
 }
 

Constructor Summary

MT_TrapShapeHarlequin()

Method Summary

float

Iterate(complex pz) call this for each iteration being trapped

Methods inherited from class common:TrapShape

GetColorChannel, GetTextureValue, GetTransformedPoint, Init, IterateSilent, SetThreshold

Methods inherited from class common:Generic

GetParent

Methods inherited from class Object

Constructor Detail

MT_TrapShapeHarlequin

public MT_TrapShapeHarlequin()

Method Detail

Iterate

public float Iterate(complex pz)

Description copied from class: TrapShape

call this for each iteration being trapped

Overrides:

Iterate in class TrapShape