Example #1
0
    def __init__(self, name = 'geometer'):
        Component.__init__(self, name, 'geometer')
        base.__init__(self)

        import journal
        self._warning = journal.warning( 'mcni.pyre_support.geometer' )
        return
Example #2
0
    def __init__(self, name='geometer'):
        Component.__init__(self, name, 'geometer')
        base.__init__(self)

        import journal
        self._warning = journal.warning('mcni.pyre_support.geometer')
        return
Example #3
0
    def _orientationRecord(self, element):
        try:
            return base._orientationRecord( self, element )
        except:
            try:
                return base._orientationRecord( self, element.name )
            except:
                aliases = getattr(element, 'aliases', None)
                if aliases is None:
                    raise RuntimeError, 'failed to find %r' % (element, )

                #end to try out all aliases
                for alias in element.aliases:
                    try: return base._orientationRecord( self, alias )
                    except: pass
                    continue
                #still nothing
                raise "Orientation of element %s not registered" % element.name
Example #4
0
    def _orientationRecord(self, element):
        try:
            return base._orientationRecord(self, element)
        except:
            try:
                return base._orientationRecord(self, element.name)
            except:
                aliases = getattr(element, 'aliases', None)
                if aliases is None:
                    raise RuntimeError, 'failed to find %r' % (element, )

                #end to try out all aliases
                for alias in element.aliases:
                    try:
                        return base._orientationRecord(self, alias)
                    except:
                        pass
                    continue
                #still nothing
                raise "Orientation of element %s not registered" % element.name
Example #5
0
def calculateAbsoluteCoordinates(relative_coordinates, component_sequence):
    '''calculate the "absolute coordindates" of elements out of the "relative coordinates"

    The so-called "relative coordinates" are used to describe the geometrical
    interrelation of the elements. For example

     "guide2":  "guide1", [0,0,3], [[1,0,0], [0,0,1], [0,-1,0]] 

    means that guide2 is z=3 relative to guide1, and rotated 90 degrees along x axis.

    The format of a relative_coordinate is

      element: reference_element, position, orientation

    where position is a vector, and orientation is a 3X3 matrix.

    When reference_element is not specified, the entry is an absolute coordinate.

    There must be at least one entry in relative_coordinates that is "absolute".

    The whole set of relative_coordinates specification must be complete enough
    to resolve the absolute coordinates of all elements.
    '''
    from mcni.Geometer2 import Geometer, RelativeCoord as rel, AbsoluteCoord as abs
    geometer = Geometer()
    geometer.element_sequence = component_sequence

    for element in relative_coordinates:
        reference, position, orientation = relative_coordinates[element]
        if reference:
            geometer.register(element, rel(position, reference),
                              rel(orientation, reference))
        else:
            geometer.register(element, abs(position), abs(orientation))
        continue

    d = {}
    for element in relative_coordinates:
        d[element] = geometer.position(element), geometer.orientation(element)
    return d
Example #6
0
def calculateAbsoluteCoordinates(relative_coordinates, component_sequence):
    '''calculate the "absolute coordindates" of elements out of the "relative coordinates"

    The so-called "relative coordinates" are used to describe the geometrical
    interrelation of the elements. For example

     "guide2":  "guide1", [0,0,3], [[1,0,0], [0,0,1], [0,-1,0]] 

    means that guide2 is z=3 relative to guide1, and rotated 90 degrees along x axis.

    The format of a relative_coordinate is

      element: reference_element, position, orientation

    where position is a vector, and orientation is a 3X3 matrix.

    When reference_element is not specified, the entry is an absolute coordinate.

    There must be at least one entry in relative_coordinates that is "absolute".

    The whole set of relative_coordinates specification must be complete enough
    to resolve the absolute coordinates of all elements.
    '''
    from mcni.Geometer2 import Geometer, RelativeCoord as rel, AbsoluteCoord as abs
    geometer = Geometer()
    geometer.element_sequence = component_sequence
    
    for element in relative_coordinates:
        reference, position, orientation = relative_coordinates[element]
        if reference:
            geometer.register(element, rel(position, reference), rel(orientation, reference))
        else:
            geometer.register(element, abs(position), abs(orientation))
        continue
    
    d = {}
    for element in relative_coordinates:
        d[element] = geometer.position(element), geometer.orientation(element)
    return d
Example #7
0
    def test1(self):
        'mcni: relative coordinates for geometer'

        from mcni.Geometer2 import Geometer, AbsoluteCoord as abs, RelativeCoord as rel
        geometer = Geometer()

        geometer.register('comp0', abs((0, 0, 0)), abs((0, 0, 0)))
        geometer.register('comp1', abs((0, 0, 0)), abs((0, 90, 0)))
        geometer.register('comp2', rel((0, 0, 1), 'comp1'), abs((0, 0, 0)))
        geometer.register('comp3', rel((0, 0, 0), 'comp2'),
                          rel((3, 4, 5), 'comp2'))
        geometer.register('comp4', abs((0, 0, 0)), rel((0, 0, 90), 'comp0'))
        geometer.register('comp5', abs((0, 0, 0)), rel((0, 90, 0), 'comp4'))
        geometer.register('comp6', rel((1, 2, 3), 'comp5'), abs((0, 0, 0)))

        comp2pos = geometer.position('comp2')
        nt.assert_array_almost_equal(comp2pos, (1, 0, 0))

        comp2ori = geometer.orientation('comp2')
        nt.assert_array_almost_equal(comp2ori, (0, 0, 0))

        comp3pos = geometer.position('comp3')
        nt.assert_array_almost_equal(comp3pos, (1, 0, 0))

        comp3ori = geometer.orientation('comp3')
        nt.assert_array_almost_equal(comp3ori, toMatrix((3, 4, 5)))

        comp5ori = geometer.orientation('comp5')
        nt.assert_array_almost_equal(comp5ori, toMatrix((-90, 0, 90)))

        comp6pos = geometer.position('comp6')
        nt.assert_array_almost_equal(comp6pos, (-2, 3, -1))

        return
Example #8
0
    def test1(self):
        "mcni: relative coordinates for geometer"

        from mcni.Geometer2 import Geometer, AbsoluteCoord as abs, RelativeCoord as rel

        geometer = Geometer()

        geometer.register("comp0", abs((0, 0, 0)), abs((0, 0, 0)))
        geometer.register("comp1", abs((0, 0, 0)), abs((0, 90, 0)))
        geometer.register("comp2", rel((0, 0, 1), "comp1"), abs((0, 0, 0)))
        geometer.register("comp3", rel((0, 0, 0), "comp2"), rel((3, 4, 5), "comp2"))
        geometer.register("comp4", abs((0, 0, 0)), rel((0, 0, 90), "comp0"))
        geometer.register("comp5", abs((0, 0, 0)), rel((0, 90, 0), "comp4"))
        geometer.register("comp6", rel((1, 2, 3), "comp5"), abs((0, 0, 0)))

        comp2pos = geometer.position("comp2")
        nt.assert_array_almost_equal(comp2pos, (1, 0, 0))

        comp2ori = geometer.orientation("comp2")
        nt.assert_array_almost_equal(comp2ori, (0, 0, 0))

        comp3pos = geometer.position("comp3")
        nt.assert_array_almost_equal(comp3pos, (1, 0, 0))

        comp3ori = geometer.orientation("comp3")
        nt.assert_array_almost_equal(comp3ori, toMatrix((3, 4, 5)))

        comp5ori = geometer.orientation("comp5")
        nt.assert_array_almost_equal(comp5ori, toMatrix((-90, 0, 90)))

        comp6pos = geometer.position("comp6")
        nt.assert_array_almost_equal(comp6pos, (-2, 3, -1))

        return