def test_import_export_additional_frame_info(self):
db_path = os.path.join(
os.path.dirname(__file__), "..", "test", "test.dbc")
dbs = formats.loadp(db_path)
tmp_dir = tempfile.mkdtemp()
for extension in ['csv', 'json']:
out_file_name = tmp_dir + "/output." + extension
formats.dumpp(dbs, out_file_name, additionalFrameAttributes="UserFrameAttr")
with open(out_file_name, "r") as file:
data = file.read()
self.assertIn("UserFrameAttr", data)
def test_import_export_additional_frame_info(self):
db_path = os.path.join(os.path.dirname(__file__), "..", "test",
"test.dbc")
dbs = formats.loadp(db_path)
tmp_dir = tempfile.mkdtemp()
for extension in ['csv', 'json']:
out_file_name = tmp_dir + "/output." + extension
formats.dumpp(dbs,
out_file_name,
additionalFrameAttributes="UserFrameAttr")
with open(out_file_name, "r") as file:
data = file.read()
self.assertIn("UserFrameAttr", data)
def export(self, filename):
"""Export current configuration to a database file.
:param str filename:
Filename to save to (e.g. DBC, DBF, ARXML, KCD etc)
:return: The CanMatrix object created
:rtype: canmatrix.canmatrix.CanMatrix
"""
from canmatrix import canmatrix
from canmatrix import formats
db = canmatrix.CanMatrix()
for pdo_maps in (self.rx, self.tx):
for pdo_map in pdo_maps.values():
if pdo_map.cob_id is None:
continue
frame = canmatrix.Frame(pdo_map.name,
Id=pdo_map.cob_id,
extended=0)
for var in pdo_map.map:
is_signed = var.od.data_type in objectdictionary.SIGNED_TYPES
is_float = var.od.data_type in objectdictionary.FLOAT_TYPES
min_value = var.od.min
max_value = var.od.max
if min_value is not None:
min_value *= var.od.factor
if max_value is not None:
max_value *= var.od.factor
name = var.name
name = name.replace(" ", "_")
name = name.replace(".", "_")
signal = canmatrix.Signal(name,
startBit=var.offset,
signalSize=var.length,
is_signed=is_signed,
is_float=is_float,
factor=var.od.factor,
min=min_value,
max=max_value,
unit=var.od.unit)
for value, desc in var.od.value_descriptions.items():
signal.addValues(value, desc)
frame.addSignal(signal)
frame.calcDLC()
db.frames.addFrame(frame)
formats.dumpp({"": db}, filename)
return db
def export(self, filename):
"""Export current configuration to a database file.
:param str filename:
Filename to save to (e.g. DBC, DBF, ARXML, KCD etc)
"""
from canmatrix import canmatrix
from canmatrix import formats
db = canmatrix.CanMatrix()
for pdo_maps in (self.rx, self.tx):
for pdo_map in pdo_maps.values():
if pdo_map.cob_id is None:
continue
direction = "Tx" if pdo_map.cob_id & 0x80 else "Rx"
map_id = pdo_map.cob_id >> 8
name = "%sPDO%d_node%d" % (direction, map_id, self.parent.id)
frame = canmatrix.Frame(name, Id=pdo_map.cob_id, extended=0)
for var in pdo_map.map:
is_signed = var.od.data_type in objectdictionary.SIGNED_TYPES
is_float = var.od.data_type in objectdictionary.FLOAT_TYPES
min_value = var.od.min
max_value = var.od.max
if min_value is not None:
min_value *= var.od.factor
if max_value is not None:
max_value *= var.od.factor
signal = canmatrix.Signal(var.name.replace(".", "_"),
startBit=var.offset,
signalSize=len(var.od),
is_signed=is_signed,
is_float=is_float,
factor=var.od.factor,
min=min_value,
max=max_value,
unit=var.od.unit)
for value, desc in var.od.value_descriptions.items():
signal.addValues(value, desc)
frame.addSignal(signal)
frame.calcDLC()
db.frames.addFrame(frame)
formats.dumpp({"": db}, filename)
