([e.OperatorAtom('ln'), e.Atom('x')],
'ln(x)'),
([e.OperatorAtom('lg'), e.Atom('x')],
'lg(x)'),
([e.OperatorAtom('log'), e.SuperscriptSubscript(subscript=e.ElementList([e.Atom('8')])), e.Atom('x')],
'log_base(8.0,x)'),
([e.OperatorAtom('sin'), e.Atom('3'), e.Atom('x')],
'sin(3.0*x)'),
([e.OperatorAtom('sin'), e.Paren("{"), e.Atom('3'), e.Atom('x'), e.Paren("}"), e.Atom('y')],
'sin(3.0*x)*y'),
([e.OperatorAtom('sin'), e.Paren("{"), e.Atom('3'), e.Atom('x'), e.Paren("}"),
e.SuperscriptSubscript(
exponent=e.ElementList([e.Atom('3'), e.Atom('z')])
)],
'mypow(sin(3.0*x), (3.0*z))'),
([e.OperatorAtom('sin'), e.Atom('3'), e.BinaryOperatorAtom('-'), e.Atom('x')],
'sin(3.0)-x'),
([e.OperatorAtom('sin'), e.BinaryOperatorAtom('-'), e.Atom('x')],
'sin(-x)'),
([e.Atom('y'), e.Radical([
e.Atom('x'), e.BinaryOperatorAtom('-'), e.Atom('1')])],
'y*sqrt(x-1.0)'),
([e.Atom('y'), e.Radical([
e.Atom('x'), e.BinaryOperatorAtom('-'), e.Atom('1')],
index=[e.Atom('3')])],
'y*pow(x-1.0, 1.0/(3.0))'),
])
def test_elementlist_to_glsl(elems, expected):
assert e.ElementList(elems).to_glsl() == ('', expected)
@pytest.mark.parametrize('string', [
e.Paren("}"),
e.Atom('y')
], 'sin(3.0*x)*y'),
([
e.OperatorAtom('sin'),
e.Paren("{"),
e.Atom('3'),
e.Atom('x'),
e.Paren("}"),
e.SuperscriptSubscript(
exponent=e.ElementList([e.Atom('3'), e.Atom('z')]))
], 'mypow(sin(3.0*x), (3.0*z))'),
([
e.OperatorAtom('sin'),
e.Atom('3'),
e.BinaryOperatorAtom('-'),
e.Atom('x')
], 'sin(3.0)-x'),
([e.OperatorAtom('sin'),
e.BinaryOperatorAtom('-'),
e.Atom('x')], 'sin(-x)'),
([
e.Atom('y'),
e.Radical([e.Atom('x'),
e.BinaryOperatorAtom('-'),
e.Atom('1')])
], 'y*sqrt(x-1.0)'),
([
e.Atom('y'),
e.Radical(
[e.Atom('x'), e.BinaryOperatorAtom('-'),
def equals(self, _):
return elements.BinaryOperatorAtom("=")
def minus(self, _):
return elements.BinaryOperatorAtom("−")
def plus(self, _):
return elements.BinaryOperatorAtom("+")
def times(self, _):
return elements.BinaryOperatorAtom("×")