mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2025-02-21 03:01:15 +00:00
Refactor the import code.
This should make things a little more maintainable.
This commit is contained in:
Bill Currie
parent
d90fd4cee9
commit
a32e45d2d5
1 changed files with 176 additions and 166 deletions
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@ -29,152 +29,160 @@ from mathutils import Vector,Matrix
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from . import quakepal
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class MDL:
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pass
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class skin:
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pass
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class stvert:
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pass
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class tri:
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pass
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class frame:
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pass
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class vert:
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pass
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class Skin:
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def __init__(self):
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pass
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def read(self, mdl, sub=0):
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self.width, self.height = mdl.skinwidth, mdl.skinheight
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if sub:
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self.type = 0
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self.read_pixels(mdl)
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return self
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self.type = mdl.read_int()
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if self.type:
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# skin group
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num = mdl.read_int()
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self.times = mdl.read_float(num)
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self.skins = []
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for i in range(num):
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self.skins.append(MDL.Skin().read(mdl, 1))
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num -= 1
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return self
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self.read_pixels(mdl)
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return self
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def load_mdl(filepath):
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data = open(filepath, "rb").read()
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m = unpack("<4s i 3f 3f f 3f i i i i i i i", data[:76])
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data = data[76:]
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mdl = MDL()
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mdl.name = filepath.split('/')[-1]
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mdl.name = mdl.name.split('.')[0]
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mdl.ident = m[0]
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mdl.version = m[1]
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mdl.scale = Vector(m[2:5])
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mdl.scale_origin = Vector(m[5:8])
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mdl.boundingradius = m[8]
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mdl.eyeposition = Vector(m[9:12])
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mdl.numskins = m[12]
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mdl.skinwidth = m[13]
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mdl.skinheight = m[14]
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mdl.numverts = m[15]
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mdl.numtris = m[16]
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mdl.numframes = m[17]
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mdl.synctype = m[18]
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mdl.flags = 0
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mdl.size = 1.0 # random number ;)
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if mdl.version == 6:
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m = ("<i f", data[:8])
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data = data[8:]
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mdl.flags = m[0]
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mdl.size = m[1]
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# read in the skin data
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size = mdl.skinwidth * mdl.skinheight
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mdl.skins = []
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for i in range(mdl.numskins):
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s = skin()
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mdl.skins.append(s)
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s.type = unpack ("<i", data[:4])[0]
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data = data[4:]
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if s.type == 0:
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# single skin
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s.pixels = data[:size]
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data = data[size:]
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else:
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# skin group
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s.numskins = unpack ("<i", data[:4])[0]
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data = data[4:]
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s.times = unpack("<" + repr(n) + "f", data[:n * 4])
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data = data[n * 4:]
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s.skins = []
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for j in range(n):
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ss = skin()
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ss.type = 0
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ss.pixels = data[:size]
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data = data[size:]
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s.skins.append(ss)
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#read in the st verts (uv map)
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mdl.stverts = []
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for i in range(mdl.numverts):
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st = stvert ()
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st.onseam, st.s, st.t = unpack ("<i i i", data[:12])
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data = data[12:]
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mdl.stverts.append(st)
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#read in the tris
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mdl.tris = []
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for i in range(mdl.numtris):
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t = unpack("<i 3i", data[:16])
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data = data[16:]
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mdl.tris.append(tri())
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mdl.tris[-1].facesfront = t[0]
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mdl.tris[-1].verts = t[1:]
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#read in the frames
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mdl.frames = []
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for i in range(mdl.numframes):
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f = frame()
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f.type = unpack("<i", data[:4])[0]
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data = data[4:]
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if f.type == 0:
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if mdl.version == 6:
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x = unpack("<3B B 3B B 16s", data[:24])
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data = data[24:]
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name = x[8].decode('ascii','ignore')
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def read_pixels(self, mdl):
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size = self.width * self.height
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self.pixels = mdl.read_string(size)
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class STVert:
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def __init__(self):
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pass
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def read(self, mdl):
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self.onseam = mdl.read_int()
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self.s, self.t = mdl.read_int(2)
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return self
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class Tri:
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def __init__(self):
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pass
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def read(self, mdl):
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self.facesfront = mdl.read_int()
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self.verts = mdl.read_int(3)
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return self
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class Frame:
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def __init__(self):
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pass
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def read(self, mdl, numverts, sub=0):
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if sub:
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self.type = 0
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else:
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self.type = mdl.read_int()
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if self.type:
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num = mdl.read_int()
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self.read_bounds(mdl)
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self.times = mdl.read_float(num)
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self.frames = []
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for i in range(num):
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self.frames.append(MDL.Frame().read(mdl, numverts, 1))
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return self
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self.read_bounds(mdl)
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self.read_name(mdl)
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self.read_verts(mdl, numverts)
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return self
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def read_name(self, mdl):
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if mdl.version == 6:
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name = mdl.read_string(16)
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else:
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x = unpack("<3B B 3B B", data[:8])
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data = data[8:]
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name = ""
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f.mins = x[0:3]
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f.maxs = x[4:7]
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if "\0" in name:
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name = name[:name.index("\0")]
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f.name = name
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f.verts = []
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for j in range(mdl.numverts):
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x = unpack("<3B B", data[:4])
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data = data[4:]
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v = vert()
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v.r = x[:3]
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v.ni = x[3]
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f.verts.append(v)
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else:
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g = f
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x = unpack("<i 3B B 3B B", data[:12])
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data = data[12:]
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g.numframes = n = x[0]
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g.mins = x[1:4]
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g.maxs = x[5:8]
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g.times = unpack("<" + repr(n) + "f", data[:n * 4])
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data = data[n * 4:]
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g.frames = []
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for k in range(g.numframes):
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f = frame()
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if mdl.version == 6:
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x = unpack("<3B B 3B B 16s", data[:24])
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data = data[24:]
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name = x[8].decode('ascii','ignore')
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else:
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x = unpack("<3B B 3B B", data[:8])
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data = data[8:]
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name = ""
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x = unpack("<3B B 3B B 16s", data[:24])
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data = data[24:]
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f.mins = x[0:3]
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f.maxs = x[4:7]
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if "\0" in name:
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name = name[:name.index("\0")]
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f.name = name
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f.verts = []
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for j in range(mdl.numverts):
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x = unpack("<3B B", data[:4])
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data = data[4:]
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v = vert()
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v.r = x[:3]
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v.ni = x[3]
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f.verts.append(v)
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g.frames.append(f)
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f = g
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mdl.frames.append(f)
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return mdl
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self.name = name
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def read_bounds(self, mdl):
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self.mins = mdl.read_byte(4)[:3] #discard normal index
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self.maxs = mdl.read_byte(4)[:3] #discard normal index
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def read_verts(self, mdl, num):
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self.verts = []
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for i in range(num):
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self.verts.append(MDL.Vert().read(mdl))
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class Vert:
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def __init__(self):
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pass
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def read(self, mdl):
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self.r = mdl.read_byte(3)
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self.ni = mdl.read_byte()
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return self
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def read_byte(self, count=1):
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size = 1 * count
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data = self.file.read(size)
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data = unpack("<%dB" % count, data)
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if count == 1:
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return data[0]
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return data
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def read_int(self, count=1):
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size = 4 * count
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data = self.file.read(size)
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data = unpack("<%di" % count, data)
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if count == 1:
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return data[0]
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return data
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def read_float(self, count=1):
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size = 4 * count
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data = self.file.read(size)
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data = unpack("<%df" % count, data)
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if count == 1:
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return data[0]
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return data
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def read_string(self, size):
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return self.file.read(size)
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def __init__(self):
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pass
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def read(self, filepath):
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self.file = open(filepath, "rb")
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self.name = filepath.split('/')[-1]
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self.name = self.name.split('.')[0]
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self.ident = self.read_string(4)
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self.version = self.read_int()
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if self.ident not in [b"IDPO", b"MD16"] or self.version not in [3, 6]:
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return None
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self.scale = Vector(self.read_float(3))
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self.scale_origin = Vector(self.read_float(3))
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self.boundingradius = self.read_float()
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self.eyeposition = Vector(self.read_float(3))
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numskins = self.read_int()
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self.skinwidth, self.skinheight = self.read_int(2)
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numverts, numtris, numframes = self.read_int(3)
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self.synctype = self.read_int()
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if self.version == 6:
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self.flags = self.read_int()
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self.size = self.read_float()
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# read in the skin data
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self.skins = []
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for i in range(numskins):
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self.skins.append(MDL.Skin().read(self))
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#read in the st verts (uv map)
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self.stverts = []
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for i in range(numverts):
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self.stverts.append (MDL.STVert().read(self))
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#read in the tris
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self.tris = []
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for i in range(numtris):
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self.tris.append(MDL.Tri().read(self))
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#read in the frames
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self.frames = []
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for i in range(numframes):
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self.frames.append(MDL.Frame().read(self, numverts))
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return self
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def make_verts(mdl, framenum, subframenum=0):
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frame = mdl.frames[framenum]
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@ -189,6 +197,7 @@ def make_verts(mdl, framenum, subframenum=0):
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(o.x,o.y,o.z, 1)))
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for v in frame.verts:
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verts.append(Vector(v.r) * m)
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#verts.append(m * Vector(v.r))
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return verts
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def make_faces(mdl):
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@ -229,15 +238,15 @@ def load_skins(mdl):
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p[l + 2] = c[2] / 255.0
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p[l + 3] = 1.0
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img.pixels[:] = p[:]
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#img.pack(True)
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mdl.images=[]
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for i in range(mdl.numskins):
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if mdl.skins[i].type:
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for j in range(mdl.skins[i].numskins):
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load_skin (mdl.skins[i].skins[j],
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"%s_%d_%d" % (mdl.name, i, j))
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for i, skin in enumerate(mdl.skins):
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if skin.type:
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for j, subskin in enumerate(skin.skins):
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load_skin (subskin, "%s_%d_%d" % (mdl.name, i, j))
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else:
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load_skin (mdl.skins[i], "%s_%d" % (mdl.name, i))
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load_skin (skin, "%s_%d" % (mdl.name, i))
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def setup_skins (mdl, uvs):
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load_skins (mdl)
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@ -284,14 +293,15 @@ def make_shape_key(mdl, framenum, subframenum=0):
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(o.x,o.y,o.z, 1)))
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for i, v in enumerate(frame.verts):
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frame.key.data[i].co = Vector(v.r) * m
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#frame.key.data[i].co = m * Vector(v.r)
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def build_shape_keys(mdl):
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mdl.keys = []
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mdl.obj.shape_key_add("Basis") # FIXME do I want this?
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for i in range(mdl.numframes):
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for i, frame in enumerate(mdl.frames):
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frame = mdl.frames[i]
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if frame.type:
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for j in range(frame.numframes):
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for j in range(len(frame.frames)):
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make_shape_key(mdl, i, j)
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else:
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make_shape_key(mdl, i)
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@ -307,29 +317,28 @@ def set_keys(act, data):
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def build_actions(mdl):
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sk = mdl.mesh.shape_keys
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for i in range(mdl.numframes):
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frame = mdl.frames[i]
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for frame in mdl.frames:
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sk.animation_data_create()
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sk.animation_data.action = bpy.data.actions.new(frame.name)
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act=sk.animation_data.action
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data = []
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other_keys = mdl.keys[:]
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if frame.type:
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for j in range(frame.numframes):
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for j, subframe in enumerate(frame.frames):
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co = []
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if j > 1:
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co.append ((1.0, 0.0))
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if j > 0:
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co.append ((j * 1.0, 0.0))
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co.append (((j + 1) * 1.0, 1.0))
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if j < frame.numframes - 2:
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if j < len(frame.frames) - 2:
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co.append (((j + 2) * 1.0, 0.0))
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if j < frame.numframes - 1:
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co.append ((frame.numframes * 1.0, 0.0))
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data.append((frame.frames[j].key, co))
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if frame.frames[j].key in other_keys:
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del(other_keys[other_keys.index(frame.frames[j].key)])
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co = [(1.0, 0.0), (frame.numframes * 1.0, 0.0)]
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if j < len(frame.frames) - 1:
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co.append ((len(frame.frames) * 1.0, 0.0))
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data.append((subframe.key, co))
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if subframe.key in other_keys:
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del(other_keys[other_keys.index(subframe.key)])
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co = [(1.0, 0.0), (len(frame.frames) * 1.0, 0.0)]
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for k in other_keys:
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data.append((k, co))
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else:
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@ -349,25 +358,23 @@ def get_base(name):
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def merge_frames(mdl):
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i = 0
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while i < mdl.numframes:
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while i < len(mdl.frames):
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if mdl.frames[i].type:
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i += 1
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continue
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base = get_base(mdl.frames[i].name)
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j = i + 1
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while j < mdl.numframes:
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while j < len(mdl.frames):
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if mdl.frames[j].type:
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break
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if get_base(mdl.frames[j].name) != base:
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break
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j += 1
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f = frame()
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f = MDL.Frame()
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f.name = base
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f.numframes = j - i
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f.type = 1
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f.frames = mdl.frames[i:j]
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mdl.frames[i:j] = [f]
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mdl.numframes -= f.numframes - 1
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i += 1
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def import_mdl(operator, context, filepath):
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@ -376,7 +383,10 @@ def import_mdl(operator, context, filepath):
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for obj in bpy.context.scene.objects:
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obj.select = False
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mdl = load_mdl(filepath)
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mdl = MDL()
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if not mdl.read(filepath):
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#FIXME report?
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return {'CANCELED'}
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faces, uvs = make_faces (mdl)
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verts = make_verts (mdl, 0)
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mdl.mesh = bpy.data.meshes.new(mdl.name)
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@ -386,7 +396,7 @@ def import_mdl(operator, context, filepath):
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bpy.context.scene.objects.active = mdl.obj
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mdl.obj.select = True
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setup_skins (mdl, uvs)
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if mdl.numframes > 1 or mdl.frames[0].type:
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if len(mdl.frames) > 1 or mdl.frames[0].type:
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build_shape_keys(mdl)
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merge_frames(mdl)
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build_actions(mdl)
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