Added simple wrapper functions for some most commonly used functions

Samo Penic

2017-09-18 a8e8b1dbfb5873af8ccfc720a1d39c2b098fbcef

Added simple wrapper functions for some most commonly used functions

 trisurf/wrapper.py

@@ -205,3 +205,47 @@


ts=CDLL('libtrisurf.so')



#function call wrappers
def create_vesicle_from_tape(tape):
    """Using pointer for tape, it creates a vesicle, returning pointer to it."""
    ts.create_vesicle_from_tape.argtype=POINTER(ts_tape)
    ts.create_vesicle_from_tape.restype=POINTER(ts_vesicle)
    return ts.create_vesicle_from_tape(tape)

def parsetape(filename='tape'):
    """Loads tape with  filename (if not given it defaults to 'tape'). It returns a pointer to structure for tape"""
    ts.parsetape.restype=POINTER(ts_tape)
    ts.parsetape.argtype=[c_char_p]
    return ts.parsetape(filename.encode('ascii'))

def parseDump(filename):
    """Loads a vtu file with 'filename' and creates a vesicle returning pointer to it"""
    ts.parseDump.argtype=[c_char_p]
    ts.parseDump.restype=POINTER(ts_vesicle)
    vesicle=ts.parseDump(filename.encode('ascii'))
    return vesicle

def single_timestep(vesicle):
    """Makes a single timestep in simulations. Returns a tuple of vmsrt and bfrt (vertex move success rate and bond flip success rate)"""
    ts.single_timestep.argtype=[POINTER(ts_vesicle),POINTER(c_double),POINTER(c_double)]
    vmsrt=c_double(0.0)
    bfsrt=c_double(0.0)
    ts.single_timestep(vesicle,byref(vmsrt),byref(bfsrt))
    return (vmsrt.value, bfsrt.value)

def write_vertex_xml_file(vesicle,timestep_no=0):
    """Writes a vesicle into file with filename 'timestep_XXXXXX.vtu', where XXXXXX is a leading zeroed number given with timestep_no parameter (defaults to 0 if not given"""
    ts.write_vertex_xml_file.argtypes=[POINTER(ts_vesicle),c_int]
    ts.write_vertex_xml_file(vesicle,c_int(timestep_no))


def vesicle_free(vesicle):
    """Free memory of the whole vesicle"""
    ts.vesicle_free.argtype=[POINTER(ts_vesicle)]
    ts.vesicle_free(vesicle)