def value_sgn(ins):
""" SGN: get sign. """
inp = vartypes.pass_number_keep(parse_bracket(ins))
if inp[0] == '%':
inp_int = vartypes.unpack_int(inp)
return vartypes.pack_int(0 if inp_int==0 else (1 if inp_int > 0 else -1))
else:
return vartypes.pack_int(fp.unpack(inp).sign() )
def value_sgn(ins):
""" SGN: get sign. """
inp = vartypes.pass_number_keep(parse_bracket(ins))
if inp[0] == '%':
inp_int = vartypes.unpack_int(inp)
return vartypes.pack_int(0 if inp_int == 0 else (
1 if inp_int > 0 else -1))
else:
return vartypes.pack_int(fp.unpack(inp).sign())
def value_fix(ins):
""" FIX: round towards zero. """
inp = vartypes.pass_number_keep(parse_bracket(ins))
if inp[0] == '%':
return inp
elif inp[0] == '!':
# needs to be a float to avoid overflow
return fp.pack(fp.Single.from_int(fp.unpack(inp).trunc_to_int()))
elif inp[0] == '#':
return fp.pack(fp.Double.from_int(fp.unpack(inp).trunc_to_int()))
def value_fix(ins):
""" FIX: round towards zero. """
inp = vartypes.pass_number_keep(parse_bracket(ins))
if inp[0] == '%':
return inp
elif inp[0] == '!':
# needs to be a float to avoid overflow
return fp.pack(fp.Single.from_int(fp.unpack(inp).trunc_to_int()))
elif inp[0] == '#':
return fp.pack(fp.Double.from_int(fp.unpack(inp).trunc_to_int()))
def value_neg(ins):
""" -: get negative value. """
return vartypes.number_neg(vartypes.pass_number_keep(parse_expr_unit(ins)))
def value_int(ins):
""" INT: get floor value. """
inp = vartypes.pass_number_keep(parse_bracket(ins))
return inp if inp[0] == '%' else fp.pack(fp.unpack(inp).ifloor())
def value_abs(ins):
""" ABS: get absolute value. """
return vartypes.number_abs(vartypes.pass_number_keep(parse_bracket(ins)))
def value_str(ins):
""" STR$: string representation of a number. """
s = vartypes.pass_number_keep(parse_bracket(ins))
return representation.value_to_str_keep(s, screen=True)
def value_neg(ins):
""" -: get negative value. """
return vartypes.number_neg(vartypes.pass_number_keep(parse_expr_unit(ins)))
def value_int(ins):
""" INT: get floor value. """
inp = vartypes.pass_number_keep(parse_bracket(ins))
return inp if inp[0] == '%' else fp.pack(fp.unpack(inp).ifloor())
def value_abs(ins):
""" ABS: get absolute value. """
return vartypes.number_abs(vartypes.pass_number_keep(parse_bracket(ins)))
def value_str(ins):
""" STR$: string representation of a number. """
s = vartypes.pass_number_keep(parse_bracket(ins))
return representation.value_to_str_keep(s, screen=True)
