reb
Class REB_TrapShapeIkenaga

Object
  common:Generic
      common:TrapShape
          reb:REB_TrapShapeIkenaga

class 
TrapShape:REB_TrapShapeIkenaga

Uses the Ikenaga fractal function as the trap

Ultra Fractal Source

Toggle UF Source Code Display

 class REB_TrapShapeIkenaga(common.ulb:TrapShape) {
 ; Uses the Ikenaga fractal function as the trap
  public:
    import "common.ulb"
 
 ; Constructor
    func REB_TrapShapeIkenaga(Generic pparent)
      TrapShape.TrapShape(pparent)
    endfunc
 
   ; Call this for each iteration being trapped.      
    float func Iterate(complex pz)
     TrapShape.Iterate(pz)
      complex p = pz*@scale
      p = @fn1(p)
      int ike_iter = 0
      complex c = #pixel
 
      while ike_iter < @max_iterations
        p = p*p*p +(c-1)*p - c
        ike_iter = ike_iter + 1
      endwhile
      m_LastZ = @fn2(p)
      float d = abs(|pz| - |m_LastZ|)
      return d
    endfunc
    
  default:
    title = "Ikenaga"
   int param v_trapshapeikenaga
     caption = "Version (Trap Shape Ikenaga)"
     default = 101
     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_trapshapeikenaga < 101
   endparam
    
   float param scale
     caption = "Scale"
     default = 1.0
   endparam
   param max_iterations
     caption = "Ikenaga iterations"
     hint = "This is the number of iterations for the Ikenaga formula."
     default = 1
   endparam
  func fn1
     caption = "Pre Function"
     default = atan()
   endfunc
   func fn2
     caption = "Post Function"
     default = sinh()
   endfunc
  }
 

Constructor Summary

REB_TrapShapeIkenaga()

REB_TrapShapeIkenaga(Generic pparent)
Constructor

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

REB_TrapShapeIkenaga

public REB_TrapShapeIkenaga(Generic pparent)

Constructor

REB_TrapShapeIkenaga

public REB_TrapShapeIkenaga()

Method Detail

Iterate

public float Iterate(complex pz)

Call this for each iteration being trapped.

Overrides:

Iterate in class TrapShape