Example #1
0
 def scale_bounds(self,bounds):
     if bounds is None:
         return None
     else:
         boundsnew = np.empty(np.shape(bounds))
         for i in range(3): # dimensions
             boundsnew[i,:] = Mmath.rescale_coords(bounds[i,:],self.boxdims[i,:],[0,1])
         return boundsnew        
Example #2
0
 def dilate_points(self,pts):
     colother = self.colother
     coordsold = pts[:,colother]
     linelimsold = min(coordsold), max(coordsold)
     linelimsnew = self.linelims
     coordsnew = Mmath.rescale_coords(coordsold,linelimsold,linelimsnew)
     ptsnew = np.copy(pts)
     ptsnew[:,colother] = coordsnew
     return ptsnew
Example #3
0
def getArrayOut(xyarray, typesarray, boxbounds):
    natoms = xyarray.shape[0]
    xyscaled = np.empty((natoms, 3))
    xyarraynew = np.zeros((natoms, 3))
    xyarraynew[:, :2] = xyarray[:, :2]
    for i in range(3):
        vec = xyarraynew[:, i]
        bounds = boxbounds[i, :]
        xyscaled[:, i] = Mmath.rescale_coords(vec, bounds, [0, 1])
    atomvec = np.arange(1, natoms + 1, 1)
    return np.column_stack((atomvec, typesarray[:, 0], xyscaled))
Example #4
0
def getArrayOut(xyarray,typesarray,boxbounds):
    natoms = xyarray.shape[0]
    xyscaled = np.empty((natoms,3))
    xyarraynew = np.zeros((natoms,3))
    xyarraynew[:,:2] = xyarray[:,:2]
    for i in range(3):
        vec = xyarraynew[:,i]
        bounds = boxbounds[i,:]
        xyscaled[:,i] = Mmath.rescale_coords(vec,bounds,[0,1])
    atomvec = np.arange(1,natoms+1,1)
    return np.column_stack((atomvec,typesarray[:,0],xyscaled))
       
Example #5
0
 def unscale_coords(self,dumparray,indexstart=2):
     for i in range(3):
         dumparray[:,i+indexstart] = Mmath.rescale_coords(dumparray[:,i+indexstart],[0,1],self.boxdims[i,:])
     return dumparray