Created
August 5, 2020 16:33
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def getChar(x, y, accuracy, fns): | |
d = 1 / accuracy / 2 | |
res = ' ' | |
clr = 0 | |
n = 0 | |
for fn in fns: | |
ll = 1 if fn(x, y)[0] else 0 | |
lr = 2 if fn(x + d, y)[0] else 0 | |
ul = 4 if fn(x, y + d)[0] else 0 | |
ur = 8 if fn(x + d, y + d)[0] else 0 | |
char = ll + lr + ul + ur | |
if char == 0: | |
continue | |
clr += fn(x, y)[1] | |
n += 1 | |
res = [ | |
' ', # 0000 | |
'▖', # 0001 (ll) | |
'▗', # 0010 (lr) | |
'▄', # 0011 (lr + ll = l_) | |
'▘', # 0100 (ul) | |
'▌', # 0101 (ul + ll + _l) | |
'▚', # 0110 (ul + lr) | |
'▙', # 0111 (ul + lr + ll) | |
'▝', # 1000 (ur) | |
'▞', # 1001 (ur + ll) | |
'▐', # 1010 (ur + lr = _r) | |
'▟', # 1011 (ur + lr + ll) | |
'▀', # 1100 (ur + ul = u_) | |
'▛', # 1101 (ur + ul + ll) | |
'▜', # 1110 (ur + ul + lr) | |
'█', # 1111 (ur + ul + lr + ll = __) | |
][char] | |
if n == 0: | |
return ' ' | |
if n > 1: | |
clr = (clr % 7) + 1 | |
return '\x1b[3{}m{}\x1b[0m'.format(clr, res) | |
def plot(*fns, accuracy=5, xs=(-5, 5), ys=(-5,5)): | |
accuracy = 5 | |
iList = list(reversed( | |
range(xs[0]*accuracy, xs[1]*accuracy + 1) | |
)) | |
jList = list( | |
range(ys[0]*accuracy, ys[1]*accuracy + 1) | |
) | |
names = '; '.join(fn.__name__ for fn in fns) | |
placeholder = '*' * len(names) | |
prenames = placeholder.center(len(jList), '~') | |
names = '; '.join( | |
'\x1b[3{}m{}\x1b[0m'.format(fn(0, 0)[1], fn.__name__) | |
for fn in fns | |
) | |
print('\n', prenames.replace(placeholder, names)) | |
for i in iList: | |
for j in jList: | |
x = j / accuracy | |
y = i / accuracy | |
print(getChar(x, y, accuracy, fns), end='') | |
print('.', i / accuracy) | |
for j in jList: | |
if j % accuracy == 0: | |
print(abs(j // accuracy), end='') | |
else: | |
print('.', end='') | |
print('') | |
def thick(thickness=0.3): | |
def helper(f): | |
def res(x, y): | |
val = f(x) | |
color = None | |
if isinstance(val, tuple): | |
val, color = val | |
if val is None: | |
val = False | |
else: | |
val = abs(val - y) <= thickness | |
if color is not None: | |
return val, color | |
else: | |
return val | |
return res | |
return helper | |
def colored(color=1): | |
def helper(f): | |
def res(*args, **kwargs): | |
val = f(*args, **kwargs) | |
if isinstance(val, tuple): | |
val, _ = val | |
return val, color | |
return res | |
return helper | |
def named(name=None): | |
def helper(f): | |
def res(*args, **kwargs): | |
return f(*args, **kwargs) | |
res.__name__ = name | |
return res | |
return helper | |
def patch(name=None, color=None, thickness=None): | |
def res(func): | |
n = name if name is not None else func.__name__ | |
if thickness is not None: | |
func = thick(thickness)(func) | |
if color is not None: | |
func = colored(color)(func) | |
func.__name__ = n | |
return func | |
return res | |
def in_complex(func): | |
def wrapped(x, y): | |
return func(x + y*1j) | |
wrapped.__name__ = func.__name__ | |
return wrapped | |
plot( | |
patch(color=3, name='Circle')( | |
in_complex(lambda z: abs(z) <= 4) | |
), | |
) |
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