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improve mesh checking

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yyc12345
2023-09-19 10:53:48 +08:00
parent 0faa51694f
commit f60ee5058a
6 changed files with 124 additions and 11 deletions
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22
Tools/MeshConv.py
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@ -2,7 +2,10 @@ import argparse, io, math, struct
# setup parser
parser = argparse.ArgumentParser(description='The Mesh Converter.')
parser.add_argument('-b', '--in-bin', required=True, type=str, action='store', dest='in_bin', metavar='mesh.bin')
parser.add_argument('-p', '--in-vpos', required=True, type=str, action='store', dest='in_vpos', metavar='vpos.bin')
parser.add_argument('-n', '--in-vbml', required=True, type=str, action='store', dest='in_vnml', metavar='vnml.bin')
parser.add_argument('-u', '--in-vuv', required=True, type=str, action='store', dest='in_vuv', metavar='vuv.bin')
parser.add_argument('-i', '--in-findices', required=True, type=str, action='store', dest='in_findices', metavar='findices.bin')
parser.add_argument('-o', '--out-obj', required=True, type=str, action='store', dest='out_obj', metavar='mesh.obj')
parser.add_argument('-m', '--out-mtl', required=True, type=str, action='store', dest='out_mtl', metavar='mesh.mtl')
@ -24,6 +27,14 @@ def EvaluateVertexCount(filename: str) -> int:
raise Exception("invalid file length")
return count
def EvaluateFaceCount(filename: str) -> int:
with open(filename, 'rb') as fs:
filesize = GetFileLength(fs)
count, modrem = divmod(filesize, 3 * 2) # 3 WORD(2 byte)
if modrem != 0:
raise Exception("invalid file length")
return count
def AssertFileSize(fs: io.BufferedReader, expected_size: int):
if expected_size != GetFileLength(fs):
raise Exception("invalid file length")
@ -72,17 +83,16 @@ if __name__ == '__main__':
input("Prepare VertexPositions please.")
vertexcount = EvaluateVertexCount(args.in_bin)
print(f'Vertex Count Evaluated: {vertexcount}')
vpos = RecoupleTuple(ReadFloats(3 * vertexcount), 3)
vpos = RecoupleTuple(ReadFloats(args.in_bin, 3 * vertexcount), 3)
input("Prepare VertexNormals please.")
vnml = RecoupleTuple(ReadFloats(3 * vertexcount), 3)
vnml = RecoupleTuple(ReadFloats(args.in_bin, 3 * vertexcount), 3)
input("Prepare VertexUVs please.")
vuv = RecoupleTuple(ReadFloats(2 * vertexcount), 2)
vuv = RecoupleTuple(ReadFloats(args.in_bin, 2 * vertexcount), 2)
input("Prepare FaceIndices please.")
findices = RecoupleTuple(ReadShorts(3 * vertexcount), 3)
findices = RecoupleTuple(ReadShorts(args.in_bin, 3 * vertexcount), 3)
GenerateObj(args.out_obj, vpos, vnml, vuv, findices)
print('Done')