def read_mtlfile()

in lib/render/mesh.py [0:0]

• 26 lines of code
• 11 McCabe index (conditional complexity)

def read_mtlfile(fname):
    materials = {}
    with open(fname) as f:
        lines = f.read().splitlines()

    for line in lines:
        if line:
            split_line = line.strip().split(' ', 1)
            if len(split_line) < 2:
                continue

            prefix, data = split_line[0], split_line[1]
            if 'newmtl' in prefix:
                material = {}
                materials[data] = material
            elif materials:
                if data:
                    split_data = data.strip().split(' ')

                    # assume texture maps are in the same level
                    # WARNING: do not include space in your filename!!                    
                    if 'map' in prefix:
                        material[prefix] = split_data[-1].split('\\')[-1]
                    elif len(split_data) > 1:
                        material[prefix] = tuple(float(d) for d in split_data)
                    else:
                        try:
                            material[prefix] = int(data)
                        except ValueError:
                            material[prefix] = float(data)

    return materials