model: add boblamp

md5/md5mesh.py

@@ -0,0 +1,134 @@
+import sys
+from dataclasses import dataclass, field
+from pprint import pprint
+
+@dataclass
+class MD5MeshJoint:
+    bone_name: str = None
+    parent_index: int = None
+    x_pos: float = None
+    y_pos: float = None
+    z_pos: float = None
+    x_orient: float = None
+    y_orient: float = None
+    y_orient: float = None
+
+@dataclass
+class MD5MeshVert:
+    vert_index: int = None
+    v
+
+@dataclass
+class MD5MeshMesh:
+    mesh_name: str = None
+    shader: str = None
+    verts: list[MD5MeshVert] = None
+
+
+@dataclass
+class MD5Mesh:
+    num_joints: int = None
+    num_meshes: int = None
+    joints: list[MD5MeshJoint] = field(default_factory=lambda: list())
+    meshes: list[MD5MeshMesh] = field(default_factory=lambda: list())
+
+def parse_header(l, ix, md5mesh):
+    assert l[ix+0] == "MD5Version 10"
+    assert l[ix+1].startswith("commandline")
+    return ix + 2
+
+def parse_parameters(l, ix, md5mesh):
+    assert l[ix+0].startswith("numJoints ")
+    assert l[ix+1].startswith("numMeshes ")
+
+    md5mesh.num_joints = int(l[ix+0].removeprefix("numJoints "), 10)
+    md5mesh.num_meshes = int(l[ix+1].removeprefix("numMeshes "), 10)
+
+    return ix + 2
+
+def parse_joint(l, ix, md5mesh):
+    s = l[ix]
+    lc = s.split("//", maxsplit=1)
+    if len(lc) == 2:
+        line, comment = lc
+    elif len(lc) == 1:
+        line = lc
+        comment = None
+    else:
+        assert False, len(lc)
+
+    tokens = line.split()
+    joint = MD5MeshJoint()
+
+    # bone name
+    bone_name = tokens[0]
+    assert bone_name.startswith('"') and bone_name.endswith('"')
+    joint.bone_name = bone_name[1:-1]
+
+    # parent index
+    joint.parent_index = int(tokens[1], 10)
+
+    assert tokens[2] == "("
+
+    joint.x_pos = float(tokens[3])
+    joint.y_pos = float(tokens[4])
+    joint.z_pos = float(tokens[5])
+
+    assert tokens[6] == ")"
+
+    assert tokens[7] == "("
+
+    joint.x_orient = float(tokens[8])
+    joint.y_orient = float(tokens[9])
+    joint.z_orient = float(tokens[10])
+
+    assert tokens[11] == ")"
+
+    md5mesh.joints.append(joint)
+
+    return ix + 1
+
+def parse_joints(l, ix, md5mesh):
+    assert md5mesh.joints == []
+
+    while l[ix] != "}":
+        ix = parse_joint(l, ix, md5mesh)
+
+    return ix
+
+def parse_mesh(l, ix, md5mesh):
+
+
+def parse_ordered_list(l, ix, md5mesh):
+    assert l[ix].endswith("{"), l[ix]
+    string = l[ix].split()[0]
+    ix += 1
+
+    if string == "joints":
+        ix = parse_joints(l, ix, md5mesh)
+    elif string == "mesh":
+        ix = parse_mesh(l, ix, md5mesh)
+    else:
+        assert False, string
+
+    assert l[ix] == "}"
+    ix += 1
+    return ix
+
+def parse_file(l):
+    ix = 0
+    md5mesh = MD5Mesh()
+    ix = parse_header(l, ix, md5mesh)
+    ix = parse_parameters(l, ix, md5mesh)
+    while ix < len(l):
+        ix = parse_ordered_list(l, ix, md5mesh)
+
+    pprint(md5mesh)
+
+if __name__ == "__main__":
+    with open(sys.argv[1], 'r') as f:
+        buf = f.read()
+
+    l = [i.strip() for i in buf.split('\n') if i.strip()]
+
+    parse_file(l)