def getMapLines(dmin,dmax):
NLINES = 4
drange = dmax-dmin
if drange > 4:
near = 1
else:
if drange >= 0.5:
near = 0.25
else:
near = 0.125
inc = roundToNearest(drange/NLINES,near)
if inc == 0:
near = pow(10,round(log10(drange))) #make the increment the closest power of 10
inc = ceilToNearest(drange/NLINES,near)
newdmin = floorToNearest(dmin,near)
newdmax = ceilToNearest(dmax,near)
else:
newdmin = ceilToNearest(dmin,near)
newdmax = floorToNearest(dmax,near)
darray = np.arange(newdmin,newdmax,inc)
return darray
def getMapLines(dmin, dmax, nlines):
drange = dmax-dmin
if drange > 4:
near = 1
else:
if drange >= 0.5:
near = 0.25
else:
near = 0.125
inc = roundToNearest(drange/nlines, near)
if inc == 0:
near = np.power(10, round(math.log10(drange))) # make the increment the closest power of 10
inc = ceilToNearest(drange/nlines, near)
newdmin = floorToNearest(dmin, near)
newdmax = ceilToNearest(dmax, near)
else:
newdmin = ceilToNearest(dmin, near)
newdmax = floorToNearest(dmax, near)
darray = np.arange(newdmin, newdmax+inc, inc)
if darray[-1] > dmax:
darray = darray[0:-1]
return darray
