User Guide

GNU Image Manipulation Program
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15.13.14.2 Starting filter
You can find this filter through Filters → Render → Nature → Fractal Explorer
15.13.14.3 Options
Figure 15.277: ‘Parameters’ options for Fractal Explorer filter
Preview domain Uncheck the Real time preview only if your computer is slow. In this case, you can update preview by clicking
on the Redraw button.
By clicking-dragging mouse pointer on preview, you can draw a rectangle delimiting an area which will be zoomed.
Zoom You have there some options to zoom in or zoom out. The Undo allows you to return to previous state, before zooming.
The Redo allows you to restablish the zoom you had undone, without having to re-create it with the zoom-in button.
Parameters tab This tab contains some options to set fractal calculation and select fractal type.
Fractal Parameters here, you have sliders and input boxes to set fractal spreading, repetition and aspect.
XMIN; XMAX; YMIN; YMAX You can set fractal spreading between a MINimum and a MAXimum, in the hori-
zontal (X) and/or vertical (Y) directions. Values are from -3.0 to 3.0.
ITER With this parameter, you can set fractal iteration, repetition and so detail. Values are from 0.0 to 1000.0
CX; CY With these parameters, you can change fractal aspect, in the horizontal (X) and/or vertical (Y) directions,
except for Mandelbrot and Sierpinski types.
Open; Reset; Save With these three buttons, you can save your work with all its parameters, open a previouly saved
fractal, or return to the initial state before all modifications.
Fractal type You can choose what fractal type will be, for instance Mandelbrot, Julia, Barnsley or Sierpinski.
Colors tab