From c24f3b0a65afc7654a8377fde29dec0709b1fc49 Mon Sep 17 00:00:00 2001 From: paramat Date: Sat, 21 Nov 2015 20:22:45 +0000 Subject: Mgfractal: Move julia set selection into formula parameter Improve default parameters Update and improve documentation Unhide mapgen, but is still unstable --- minetest.conf.example | 49 ++++++++++++++++++++++++++++++++----------------- 1 file changed, 32 insertions(+), 17 deletions(-) (limited to 'minetest.conf.example') diff --git a/minetest.conf.example b/minetest.conf.example index d8534a0f5..37d622d3d 100644 --- a/minetest.conf.example +++ b/minetest.conf.example @@ -1234,44 +1234,59 @@ #### Mapgen fractal -# Map generation attributes specific to Mapgen fractal. -# The 'julia' flag results in the corresponding julia set being generated. -# Flags that are not specified in the flag string are not modified from the default. -# Flags starting with "no" are used to explicitly disable them. -# type: flags possible values: julia, nojulia -# mgfractal_spflags = nojulia - -# Choice of 4 mandelbrot set variations. -# 1 = 4D "Roundy" mandelbrot set, 2 = 4D "Squarry" mandelbrot set, -# 3 = 4D "Mandy Cousin" mandelbrot set, 4 = 4D mandelbrot set variation. +# Choice of 8 4-dimensional fractals. +# 1 = "Roundy" mandelbrot set. +# 2 = "Roundy" julia set. +# 3 = "Squarry" mandelbrot set. +# 4 = "Squarry" julia set. +# 5 = "Mandy Cousin" mandelbrot set. +# 6 = "Mandy Cousin" julia set. +# 7 = "Variation" mandelbrot set. +# 8 = "Variation" julia set. # type: int # mgfractal_formula = 1 # Iterations of the recursive function. # Controls scale of finest detail. # type: int -# mgfractal_iterations = 9 +# mgfractal_iterations = 11 -# Approximate (X,Y,Z) scales in nodes. +# Approximate (X,Y,Z) scale of fractal in nodes. # type: v3f -# mgfractal_scale = (1024.0, 256.0, 1024.0) +# mgfractal_scale = (4096.0, 1024.0, 4096.0) -# (X,Y,Z) offsets from world centre. -# Range roughly -2 to 2, multiply by 'scale' for offsets in nodes. +# (X,Y,Z) offset of fractal from world centre. +# Used to move a suitable spawn area of low land close to (0, 0). +# The default is suitable for mandelbrot sets, it needs to be edited for julia sets, +# do this by greatly reducing 'scale' and setting 'offset' initially to (0, 0, 0). +# Range roughly -2 to 2. Multiply by 'scale' for offset in nodes. # type: v3f -# mgfractal_offset = (1.75, 0.0, 0.0) +# mgfractal_offset = (1.79, 0.0, 0.0) # W co-ordinate of the generated 3D slice of the 4D shape. +# Alters the generated 3D shape. # Range roughly -2 to 2. # type: float # mgfractal_slice_w = 0.0 -# Julia set only: 4 values determining the 4D shape. +# Julia set only: X value determining the 4D shape. # Range roughly -2 to 2. # type: float # mgfractal_julia_x = 0.33 + +# Julia set only: Y value determining the 4D shape. +# Range roughly -2 to 2. +# type: float # mgfractal_julia_y = 0.33 + +# Julia set only: Z value determining the 4D shape. +# Range roughly -2 to 2. +# type: float # mgfractal_julia_z = 0.33 + +# Julia set only: W value determining the 4D shape. +# Range roughly -2 to 2. +# type: float # mgfractal_julia_w = 0.33 # type: noise_params -- cgit v1.2.3