Files
io_scene_psk_psa/io_scene_psk_psa/psk/reader.py

47 lines
2.0 KiB
Python

from .data import *
import ctypes
class PskReader(object):
def __init__(self):
pass
@staticmethod
def read_types(fp, data_class: ctypes.Structure, section: Section, data):
buffer_length = section.data_size * section.data_count
buffer = fp.read(buffer_length)
offset = 0
for _ in range(section.data_count):
data.append(data_class.from_buffer_copy(buffer, offset))
offset += section.data_size
def read(self, path) -> Psk:
psk = Psk()
with open(path, 'rb') as fp:
while fp.read(1):
fp.seek(-1, 1)
section = Section.from_buffer_copy(fp.read(ctypes.sizeof(Section)))
if section.name == b'ACTRHEAD':
pass
elif section.name == b'PNTS0000':
PskReader.read_types(fp, Vector3, section, psk.points)
elif section.name == b'VTXW0000':
if section.data_size == ctypes.sizeof(Psk.Wedge16):
PskReader.read_types(fp, Psk.Wedge16, section, psk.wedges)
elif section.data_size == ctypes.sizeof(Psk.Wedge32):
PskReader.read_types(fp, Psk.Wedge32, section, psk.wedges)
else:
raise RuntimeError('Unrecognized wedge format')
elif section.name == b'FACE0000':
PskReader.read_types(fp, Psk.Face, section, psk.faces)
elif section.name == b'MATT0000':
PskReader.read_types(fp, Psk.Material, section, psk.materials)
elif section.name == b'REFSKELT':
PskReader.read_types(fp, Psk.Bone, section, psk.bones)
elif section.name == b'RAWWEIGHTS':
PskReader.read_types(fp, Psk.Weight, section, psk.weights)
else:
raise RuntimeError(f'Unrecognized section "{section.name}"')
return psk