我们从Python开源项目中，提取了以下21个代码示例，用于说明如何使用cmath.polar()。
def get_length(self, line): polR, polPhi = cmath.polar(line) return polR
def draw_parallel(self, start, guideLine, stepDistance): polR, polPhi = cmath.polar(guideLine) polR = stepDistance return (cmath.rect(polR, polPhi) + start)
def draw_perpendicular(self, start, guideLine, stepDistance, invert = False): polR, polPhi = cmath.polar(guideLine) polR = stepDistance debugMsg(polPhi) if invert: polPhi += (cmath.pi / 2) else: polPhi -= (cmath.pi / 2) debugMsg(polPhi) debugMsg(cmath.rect(polR, polPhi)) return (cmath.rect(polR, polPhi) + start)
def test_polar(self): self.assertCISEqual(polar(0), (0., 0.)) self.assertCISEqual(polar(1.), (1., 0.)) self.assertCISEqual(polar(-1.), (1., pi)) self.assertCISEqual(polar(1j), (1., pi/2)) self.assertCISEqual(polar(-1j), (1., -pi/2))
def test_polar(self): self.check_polar(polar)
def test_polar_errno(self): # Issue #24489: check a previously set C errno doesn't disturb polar() from _testcapi import set_errno def polar_with_errno_set(z): set_errno(11) try: return polar(z) finally: set_errno(0) self.check_polar(polar_with_errno_set)
def __init__(self, _io, _parent=None, _root=None, _conversion_factor=None): self._conversion_factor = _conversion_factor self._io = _io self._parent = _parent self._root = _root if _root else self _on = self._parent._parent._station.format.rectangular_or_polar if _on == 'rectangular': self.phasors = self._root.PmuData.Phasors.Int.Rectangular( self._io, self, self._root, self._conversion_factor) elif _on == 'polar': self.phasors = self._root.PmuData.Phasors.Int.Polar( self._io, self, self._root, self._conversion_factor)
def magnitude(self): if hasattr(self, '_m_magnitude'): return self._m_magnitude if hasattr(self, '_m_magnitude') else None self._m_magnitude, self._m_angle = cmath.polar( complex(self.real, self.imaginary)) return self._m_magnitude if hasattr(self, '_m_magnitude') else None
def angle(self): if hasattr(self, '_m_angle'): return self._m_angle if hasattr(self, '_m_angle') else None self._m_magnitude, self._m_angle = cmath.polar( complex(self.real, self.imaginary)) return self._m_angle if hasattr(self, '_m_angle') else None
def __init__(self, _io, _parent=None, _root=None): self._io = _io self._parent = _parent self._root = _root if _root else self _on = self._parent._parent._station.format.rectangular_or_polar if _on == 'rectangular': self.phasors = self._root.PmuData.Phasors.Float.Rectangular( self._io, self, self._root) elif _on == 'polar': self.phasors = self._root.PmuData.Phasors.Float.Polar( self._io, self, self._root)
def draw_box(self, start, guideLine, xDistance, yDistance, kerf): polR, polPhi = cmath.polar(guideLine) #Kerf expansion if self.flipside: start -= cmath.rect(kerf / 2, polPhi) start -= cmath.rect(kerf / 2, polPhi + (cmath.pi / 2)) else: start -= cmath.rect(kerf / 2, polPhi) start -= cmath.rect(kerf / 2, polPhi - (cmath.pi / 2)) lines = [] lines.append(['M', [start.real, start.imag]]) #Horizontal polR = xDistance move = cmath.rect(polR + kerf, polPhi) + start lines.append(['L', [move.real, move.imag]]) start = move #Vertical polR = yDistance if self.flipside: polPhi += (cmath.pi / 2) else: polPhi -= (cmath.pi / 2) move = cmath.rect(polR + kerf, polPhi) + start lines.append(['L', [move.real, move.imag]]) start = move #Horizontal polR = xDistance if self.flipside: polPhi += (cmath.pi / 2) else: polPhi -= (cmath.pi / 2) move = cmath.rect(polR + kerf, polPhi) + start lines.append(['L', [move.real, move.imag]]) start = move lines.append(['Z', []]) return lines
def draw_slots(self, path): #Female slot creation start = self.to_complex(path[0][1]) end = self.to_complex(path[1][1]) if self.edgefeatures == False: segCount = (self.numslots * 2) else: segCount = (self.numslots * 2) - 1 distance = end - start debugMsg(distance) debugMsg("segCount - " + str(segCount)) try: if self.edgefeatures: segLength = self.get_length(distance) / segCount else: segLength = self.get_length(distance) / (segCount + 1) except: segLength = self.get_length(distance) debugMsg("segLength - " + str(segLength)) newLines = [] line_style = simplestyle.formatStyle({ 'stroke': '#000000', 'fill': 'none', 'stroke-width': str(self.unittouu('1px')) }) for i in range(segCount): if (self.edgefeatures and (i % 2) == 0) or (not self.edgefeatures and (i % 2)): newLines = self.draw_box(start, distance, segLength, self.thickness, self.kerf) debugMsg(newLines) slot_id = self.uniqueId('slot') g = inkex.etree.SubElement(self.current_layer, 'g', {'id':slot_id}) line_atts = { 'style':line_style, 'id':slot_id+'-inner-close-tab', 'd':simplepath.formatPath(newLines) } inkex.etree.SubElement(g, inkex.addNS('path','svg'), line_atts ) #Find next point polR, polPhi = cmath.polar(distance) polR = segLength start = cmath.rect(polR, polPhi) + start
