Exemplo n.º 1
0
Arquivo: grid.py Projeto: kingjr/gselu
    def fits_corner(self, pC, pOrig, p1, p2 ) :
        '''
        fits a point onto a corner in a motif.
        returns true if
            the distances d1 (pC - p1) and d2 (pC - p2) are within 1*delta of c 
            the angles pC-p2-pOrig and pC-p2-pOrig are within rho degrees of 90

        note that the actual p0 being evaluated is p1 or p2, and pOrig is a point
        next to p0
        '''
        if GridPoint(pC) in self.connectivity:
            return False
        if p1 is None or p2 is None:
            return False

        c = self.critdist()
        distance_cond_1 = within_distance(c, pC, p1, self.delta) 
        distance_cond_2 = within_distance(c, pC, p2, self.delta) 
        angle_cond_1 = is_perpend(pC-p1, pOrig-p1, self.rho)
        angle_cond_2 = is_perpend(pC-p2, pOrig-p2, self.rho)
        return (distance_cond_1 and distance_cond_2 and angle_cond_1 and angle_cond_2)
Exemplo n.º 2
0
    def fits_corner(self, pC, pOrig, p1, p2):
        '''
        fits a point onto a corner in a motif.
        returns true if
            the distances d1 (pC - p1) and d2 (pC - p2) are within 1*delta of c 
            the angles pC-p2-pOrig and pC-p2-pOrig are within rho degrees of 90

        note that the actual p0 being evaluated is p1 or p2, and pOrig is a point
        next to p0
        '''
        if GridPoint(pC) in self.connectivity:
            return False
        if p1 is None or p2 is None:
            return False

        c = self.critdist()
        distance_cond_1 = within_distance(c, pC, p1, self.delta)
        distance_cond_2 = within_distance(c, pC, p2, self.delta)
        angle_cond_1 = is_perpend(pC - p1, pOrig - p1, self.rho)
        angle_cond_2 = is_perpend(pC - p2, pOrig - p2, self.rho)
        return (distance_cond_1 and distance_cond_2 and angle_cond_1
                and angle_cond_2)
Exemplo n.º 3
0
    def fits_line(self, pJ, p0, p1):
        '''
        compares the angle p1-p0-pJ.
        return true if
            the distance d (p0-pJ) is c*(1-delta) < d < c*(1+delta) where c is critdist()
            the angle p1-p0-pJ is within rho degrees of 180
        '''
        if GridPoint(pJ) in self.connectivity:
            return False

        #import pdb
        #pdb.set_trace()

        c = self.critdist()
        distance_cond = within_distance(c, p0, pJ, self.delta)
        angle_cond = is_parallel(pJ - p0, p1 - p0, self.rho_loose)
        return (distance_cond and angle_cond)
Exemplo n.º 4
0
Arquivo: grid.py Projeto: kingjr/gselu
    def fits_line(self, pJ, p0, p1): 
        '''
        compares the angle p1-p0-pJ.
        return true if
            the distance d (p0-pJ) is c*(1-delta) < d < c*(1+delta) where c is critdist()
            the angle p1-p0-pJ is within rho degrees of 180
        '''
        if GridPoint(pJ) in self.connectivity:
            return False

        #import pdb
        #pdb.set_trace()

        c = self.critdist()
        distance_cond = within_distance(c, p0, pJ, self.delta)
        angle_cond = is_parallel(pJ-p0, p1-p0, self.rho_loose)
        return (distance_cond and angle_cond)
Exemplo n.º 5
0
    def fits_parallel(self, pJ, p0, p1, pX, pZ):
        '''
        fits a point parallel to a corner
        returns true if
            the distance d (p0-pJ) is within 1*delta of c
            the angle pC-p0-p1 is within rho degrees of 90
            the line pC-p0 is parallel to pX-pZ within rho_strict degrees

        here, p0 is the actual p0 next to pJ unlike in the above method
        '''
        if GridPoint(pJ) in self.connectivity:
            return False
        if p1 is None or pX is None or pZ is None:
            return False

        c = self.critdist()
        distance_cond = within_distance(c, pJ, p0, self.delta)
        angle_cond = is_perpend(pJ - p0, p1 - p0, self.rho)
        parallel_cond = is_parallel(pJ - p0, pZ - pX, self.rho_strict)
        return (distance_cond and angle_cond and parallel_cond)
Exemplo n.º 6
0
Arquivo: grid.py Projeto: kingjr/gselu
    def fits_parallel(self, pJ, p0, p1, pX, pZ):
        '''
        fits a point parallel to a corner
        returns true if
            the distance d (p0-pJ) is within 1*delta of c
            the angle pC-p0-p1 is within rho degrees of 90
            the line pC-p0 is parallel to pX-pZ within rho_strict degrees

        here, p0 is the actual p0 next to pJ unlike in the above method
        '''
        if GridPoint(pJ) in self.connectivity:
            return False
        if p1 is None or pX is None or pZ is None:
            return False

        c = self.critdist()
        distance_cond = within_distance(c, pJ, p0, self.delta)
        angle_cond = is_perpend(pJ-p0, p1-p0, self.rho)
        parallel_cond = is_parallel(pJ-p0, pZ-pX, self.rho_strict)
        return (distance_cond and angle_cond and parallel_cond)
Exemplo n.º 7
0
Arquivo: grid.py Projeto: kingjr/gselu
    def fits_cross_motif(self, pJ, p0, p1, p2 ):
        '''
        compares the angle p1-p0-pJ. p0 is the point being extended and pJ is the point
        being considered.

        Returns true if the following conditions are true:
            the distance d (p0-pJ) is c*(1-delta) < d < c*(1+delta) where c is critdist()
            the angle p1-p0-pJ is within rho degrees of 90
            the angle p1-p0-pJ is within rho_strict degrees of the angle p1-p0-p2
        '''
        if GridPoint(pJ) in self.connectivity:
            return False

        c = self.critdist()
        distance_cond = within_distance(c, p0, pJ, self.delta)
        angle_cond = is_perpend(pJ-p0, p1-p0, self.rho_loose)
        #angle_cond = True
        rel_angle_cond = (np.abs( angle(pJ-p0, p1-p0) - angle(p1-p0, p2-p0) ) < self.rho)
        #rel_angle_cond = True
        return (distance_cond and angle_cond and rel_angle_cond)
Exemplo n.º 8
0
    def fits_cross_motif(self, pJ, p0, p1, p2):
        '''
        compares the angle p1-p0-pJ. p0 is the point being extended and pJ is the point
        being considered.

        Returns true if the following conditions are true:
            the distance d (p0-pJ) is c*(1-delta) < d < c*(1+delta) where c is critdist()
            the angle p1-p0-pJ is within rho degrees of 90
            the angle p1-p0-pJ is within rho_strict degrees of the angle p1-p0-p2
        '''
        if GridPoint(pJ) in self.connectivity:
            return False

        c = self.critdist()
        distance_cond = within_distance(c, p0, pJ, self.delta)
        angle_cond = is_perpend(pJ - p0, p1 - p0, self.rho_loose)
        #angle_cond = True
        rel_angle_cond = (
            np.abs(angle(pJ - p0, p1 - p0) - angle(p1 - p0, p2 - p0)) <
            self.rho)
        #rel_angle_cond = True
        return (distance_cond and angle_cond and rel_angle_cond)