def tree(iterations=4, resolution=1, angle=22.5):
"""Generates an organic-looking tree.
Args:
iterations (int): the number of times to iterate the transformation
resolution (int): the number of midpoints along each line
angle (float): the angle of branching
Returns:
A texture
"""
return l_system('A', {
'F': 'FF',
'A': 'F[+AF-[A]--A][---A]'
}, iterations, angle, resolution)
def hilbert_curve(iterations=5, resolution=1):
"""Generates a Hilbert space-filling curve using an L-System.
For more information see: https://en.wikipedia.org/wiki/Hilbert_curve
Args:
iterations (int): the number of times to iterate the transformation
resolution (int): the number of midpoints along each line
Returns:
A texture
"""
return l_system('L', {
'L': '-RF+LFL+FR-',
'R': '+LF-RFR-FL+'
}, iterations, RIGHT_ANGLE, resolution)
def flowsnake(iterations=4, resolution=1):
"""Generates a Peano-Gosper curve using an L-System.
For more information see: https://en.wikipedia.org/wiki/Gosper_curve
Args:
iterations (int): the number of times to iterate the transformation
resolution (int): the number of midpoints along each line
Returns:
A texture
"""
return l_system('A', {
'A': 'A-B--B+A++AA+B-',
'B': '+A-BB--B-A++A+B'
}, iterations, SIXTY_DEGREE_ANGLE, resolution)
def dragon_curve(iterations=4, resolution=1):
"""Generates an dragon curve using an L-System.
For more information see: https://en.wikipedia.org/wiki/Dragon_curve
Args:
iterations (int): the number of times to iterate the transformation
resolution (int): the number of midpoints along each line
Returns:
A texture
"""
return l_system('FX', {
'X': 'X+YF+',
'Y': '-FX-Y'
}, iterations, RIGHT_ANGLE, resolution)