1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
|
# Copyright (c) 2018 Manfred Moitzi
# License: MIT License
from ezdxf.math.perlin import snoise2, snoise3
def test_simplex_2d_range():
for i in range(-100, 100, 10):
x = i * 0.49
y = -i * 0.67
n = snoise2(x, y)
assert -1.0 <= n <= 1.0, (x, y, n)
def test_simplex_2d_octaves_range():
for i in range(-100, 100, 10):
for o in range(10):
x = -i * 0.49
y = i * 0.67
n = snoise2(x, y)
assert -1.0 <= n <= 1.0, (x, n)
def test_simplex_3d_range():
for i in range(-100, 100, 10):
x = i * 0.31
y = -i * 0.7
z = i * 0.19
n = snoise3(x, y, z)
assert -1.0 <= n <= 1.0, (x, y, z, n)
def test_simplex_3d_octaves_range():
for i in range(-100, 100, 10):
x = -i * 0.12
y = i * 0.55
z = i * 0.34
for o in range(10):
n = snoise3(x, y, z)
assert -1.0 <= n <= 1.0, (x, y, z, o + 1, n)
|
