def save_map(map_filename, cube_map):
nolms = True
with gzip.open(map_filename, 'w') as f:
f.write(struct.pack('4s', "OCTA"))
writeint(f, MAPVERSION)
writeint(f, 40) #header size
writeint(f, cube_map.meta_data['wordsize']) #world size
writeint(f, 0) #num ents
writeint(f, 0) #num pvs
writeint(f, 0) #light maps
writeint(f, 0) #blend map
writeint(f, 1) #num vars
writeint(f, len(cube_map.vslots)) #num vslots
writechar(f, cs_id_types.ID_SVAR)
writeushort(f, len('skybox'))
f.write('skybox')
writeushort(f, len('skyboxes/remus/sky01'))
f.write('skyboxes/remus/sky01')
writechar(f, 3)
f.write("fps\x00")
# Extra data
writeushort(f, 0)
# texmru
writeushort(f, 0)
savevslots(f, cube_map.vslots)
savec(f, cube_map, cube_map.octants, ivec(0, 0, 0), cube_map.meta_data['wordsize']>>1, nolms)
def save_map(map_filename, cube_map):
nolms = True
with gzip.open(map_filename, 'w') as f:
f.write(struct.pack('4s', "OCTA"))
writeint(f, MAPVERSION)
writeint(f, 40) #header size
writeint(f, cube_map.meta_data['wordsize']) #world size
writeint(f, 0) #num ents
writeint(f, 0) #num pvs
writeint(f, 0) #light maps
writeint(f, 0) #blend map
writeint(f, 1) #num vars
writeint(f, len(cube_map.vslots)) #num vslots
writechar(f, cs_id_types.ID_SVAR)
writeushort(f, len('skybox'))
f.write('skybox')
writeushort(f, len('skyboxes/remus/sky01'))
f.write('skyboxes/remus/sky01')
writechar(f, 3)
f.write("fps\x00")
# Extra data
writeushort(f, 0)
# texmru
writeushort(f, 0)
savevslots(f, cube_map.vslots)
savec(f, cube_map, cube_map.octants, ivec(0, 0, 0),
cube_map.meta_data['wordsize'] >> 1, nolms)
def faceconvexity(*args):
if len(args) == 1 and isinstance(args[0], (list, tuple)):
v = args[0]
n = ivec()
n.cross(ivec(v[1]).sub(v[0]), ivec(v[2]).sub(v[0]));
return ivec(v[0]).sub(v[3]).dot(n);
# 1 if convex, -1 if concave, 0 if flat
elif len(args) == 2 and isinstance(args[0], Cube):
c, orient = args
if flataxisface(c, orient):
return 0
v = [None]*4
genfaceverts(c, orient, v)
return faceconvexity(v)
def faceconvexity(*args):
if len(args) == 1 and isinstance(args[0], (list, tuple)):
v = args[0]
n = ivec()
n.cross(ivec(v[1]).sub(v[0]), ivec(v[2]).sub(v[0]));
return ivec(v[0]).sub(v[3]).dot(n);
# 1 if convex, -1 if concave, 0 if flat
elif len(args) == 2 and isinstance(args[0], Cube):
c, orient = args
if flataxisface(c, orient):
return 0
v = [None]*4
genfaceverts(c, orient, v)
return faceconvexity(v)
def genedgespanvert(p, cube, v):
p1 = ivec(8 - p.x, p.y, p.z);
p2 = ivec(p.x, 8 - p.y, p.z);
p3 = ivec(p.x, p.y, 8 - p.z);
plane1 = Plane()
plane2 = Plane()
plane3 = Plane()
genvertp(cube, p, p1, p2, plane1);
genvertp(cube, p, p2, p3, plane2);
genvertp(cube, p, p3, p1, plane3);
if(plane1 == plane2): genvertp(cube, p, p1, p2, plane1, True)
if(plane1 == plane3): genvertp(cube, p, p1, p2, plane1, True)
if(plane2 == plane3): genvertp(cube, p, p2, p3, plane2, True)
assert(threeplaneintersect(plane1, plane2, plane3, v));
v.x = max(0.0, min(8.0, v.x))
v.y = max(0.0, min(8.0, v.y))
v.z = max(0.0, min(8.0, v.z))
def genedgespanvert(p, cube, v):
p1 = ivec(8 - p.x, p.y, p.z);
p2 = ivec(p.x, 8 - p.y, p.z);
p3 = ivec(p.x, p.y, 8 - p.z);
plane1 = Plane()
plane2 = Plane()
plane3 = Plane()
genvertp(cube, p, p1, p2, plane1);
genvertp(cube, p, p2, p3, plane2);
genvertp(cube, p, p3, p1, plane3);
if(plane1 == plane2): genvertp(cube, p, p1, p2, plane1, True)
if(plane1 == plane3): genvertp(cube, p, p1, p2, plane1, True)
if(plane2 == plane3): genvertp(cube, p, p2, p3, plane2, True)
assert(threeplaneintersect(plane1, plane2, plane3, v));
v.x = max(0.0, min(8.0, v.x))
v.y = max(0.0, min(8.0, v.y))
v.z = max(0.0, min(8.0, v.z))
def neighbourcube(c, cube_map, orient, x, y, z, size, ro, rsize):
worldsize = cube_map.meta_data['wordsize']
n = ivec(x, y, z)
dim = dimension(orient);
diff = n[dim];
if dimcoord(orient):
n[dim] += size
else:
n[dim] -= size
diff ^= n[dim];
if diff >= uint(worldsize):
ro = n
rsize = size
return c
scale = worldscale
nc = cube_map.octants
if neighbourdepth >= 0:
scale -= neighbourdepth + 1
diff >>= scale
while 1:
scale += 1
dif >>= 1
if diff == 0:
break
nc = neighbourstack[worldscale - scale]
scale -= 1
nc = nc[octastep(n.x, n.y, n.z, scale)]
if (size>>scale == 0) and nc.children is not None:
while 1:
scale -= 1
nc = nc[0].children[octastep(n.x, n.y, n.z, scale)]
if (size>>scale == 0) and nc.children is not None:
break
ro = n.mask(~0<<scale)
rsize = 1<<scale
return nc[0]
def neighbourcube(c, cube_map, orient, x, y, z, size, ro, rsize):
worldsize = cube_map.meta_data['wordsize']
n = ivec(x, y, z)
dim = dimension(orient)
diff = n[dim]
if dimcoord(orient):
n[dim] += size
else:
n[dim] -= size
diff ^= n[dim]
if diff >= uint(worldsize):
ro = n
rsize = size
return c
scale = worldscale
nc = cube_map.octants
if neighbourdepth >= 0:
scale -= neighbourdepth + 1
diff >>= scale
while 1:
scale += 1
dif >>= 1
if diff == 0:
break
nc = neighbourstack[worldscale - scale]
scale -= 1
nc = nc[octastep(n.x, n.y, n.z, scale)]
if (size >> scale == 0) and nc.children is not None:
while 1:
scale -= 1
nc = nc[0].children[octastep(n.x, n.y, n.z, scale)]
if (size >> scale == 0) and nc.children is not None:
break
ro = n.mask(~0 << scale)
rsize = 1 << scale
return nc[0]
def edgespan2vectorcube(self):
if self.isentirelysolid() or self.isempty(): return
for x in xrange(2):
for y in xrange(2):
for z in xrange(2):
p = ivec(8 * x, 8 * y, 8 * z)
v = vec(0, 0, 0)
o = self.copy()
genedgespanvert(p, o, v)
self.setcubeedge(0, y, z, edgeval(self.getcubeedge(0, y, z), x, int(v.x + 0.49)))
self.setcubeedge(1, z, x, edgeval(self.getcubeedge(1, z, x), y, int(v.y + 0.49)))
self.setcubeedge(2, x, y, edgeval(self.getcubeedge(2, x, y), z, int(v.z + 0.49)))
def edgespan2vectorcube(self):
if self.isentirelysolid() or self.isempty(): return
for x in range(2):
for y in range(2):
for z in range(2):
p = ivec(8 * x, 8 * y, 8 * z)
v = vec(0, 0, 0)
o = self.copy()
genedgespanvert(p, o, v)
self.setcubeedge(0, y, z, edgeval(self.getcubeedge(0, y, z), x, int(v.x + 0.49)))
self.setcubeedge(1, z, x, edgeval(self.getcubeedge(1, z, x), y, int(v.y + 0.49)))
self.setcubeedge(2, x, y, edgeval(self.getcubeedge(2, x, y), z, int(v.z + 0.49)))
def occludesface(c, orient, o, size, vo, vsize, vmat, nmat, matmask, vf, numv):
dim = dimension(orient)
if c.children == 0:
if nmat != empty_material_types.MAT_AIR and (c.material
& matmask) == nmat:
nf = [facevec() for _ in range(8)]
return clipfacevecs(vf, numv, o[C[dim]], o[R[dim]], size, nf) < 3
if c.isentirelysolid():
return True
if vmat != empty_material_types.MAT_AIR and (
(c.material & matmask) == vmat or
(isliquid(vmat)
and isclipped(c.material & material_types.MATF_VOLUME))):
return True
if touchingface(c, orient) and faceedges(c, orient) == F_SOLID:
return True
cf = [facevec() for _ in range(8)]
numc = clipfacevecs(vf, numv, o[C[dim]], o[R[dim]], size, cf)
if numc < 3:
return True
if c.isempty() or notouchingface(c, orient):
return False
of = [facevec() for _ in range(4)]
numo = genfacevecs(c, orient, o, size, False, of)
return numo >= 3 and insideface(cf, numc, of, numo)
size >>= 1
coord = dimcoord(orient)
for i in range(8):
if octacoord(dim, i) == coord:
if occludesface(c.children[i], orient,
ivec(i, o.x, o.y, o.z, size), size, vo, vsize,
vmat, nmat, matmask, vf, numv) == 0:
return False
return True
def occludesface(c, orient, o, size, vo, vsize, vmat, nmat, matmask, vf, numv):
dim = dimension(orient)
if c.children == 0:
if nmat != empty_material_types.MAT_AIR and (c.material & matmask) == nmat:
nf = [facevec() for _ in xrange(8)]
return clipfacevecs(vf, numv, o[C[dim]], o[R[dim]], size, nf) < 3;
if c.isentirelysolid():
return True
if vmat != empty_material_types.MAT_AIR and ((c.material & matmask) == vmat or (isliquid(vmat) and isclipped(c.material & material_types.MATF_VOLUME))):
return True
if touchingface(c, orient) and faceedges(c, orient) == F_SOLID:
return True
cf = [facevec() for _ in xrange(8)]
numc = clipfacevecs(vf, numv, o[C[dim]], o[R[dim]], size, cf)
if numc < 3:
return True
if c.isempty() or notouchingface(c, orient):
return False
of = [facevec() for _ in xrange(4)]
numo = genfacevecs(c, orient, o, size, False, of)
return numo >= 3 and insideface(cf, numc, of, numo)
size >>= 1
coord = dimcoord(orient)
for i in xrange(8):
if octacoord(dim, i) == coord:
if occludesface(c.children[i], orient, ivec(i, o.x, o.y, o.z, size), size, vo, vsize, vmat, nmat, matmask, vf, numv) == 0:
return False;
return True;
def loadchildren(version, f, co, size):
cubes = newcubes()
for i in xrange(len(cubes)):
loadc(version, f, cubes[i], ivec(i, co.x, co.y, co.z, size), size)
return cubes
def visibletris(c, cube_map, orient, x, y, z, size, nmat, matmask):
vis = 3
touching = 0xF
e1, e2, e3, n = [ivec() for _ in range(4)]
v = [None] * 4
genfaceverts(c, orient, v)
e1 = v[1]
e2 = v[2]
e3 = v[0]
n.cross((e1).sub(v[0]), (e2).sub(v[0]))
convex = (e3).sub(v[3]).dot(n)
if convex == 0:
if ivec().cross(e3, e2).iszero():
if n.iszero():
return 0
vis = 1
touching = 0xF & ~(1 << 3)
elif n.iszero():
vis = 2
touching = 0xF & ~(1 << 1)
dim = dimension(orient)
coord = dimcoord(orient)
if v[0][dim] != coord * 8: touching &= ~(1 << 0)
if v[1][dim] != coord * 8: touching &= ~(1 << 1)
if v[2][dim] != coord * 8: touching &= ~(1 << 2)
if v[3][dim] != coord * 8: touching &= ~(1 << 3)
# mask of triangles not touching
notouchmasks = [
# order 0: flat or convex
# 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
[3, 3, 3, 3, 3, 3, 3, 2, 3, 3, 3, 3, 3, 1, 3, 0],
# order 1: concave
[3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 3, 3, 2, 0],
]
order = 1 if convex < 0 else 0
notouch = notouchmasks[order][touching]
if (vis & notouch) == vis:
return vis
no = ivec()
nsize = 0
o = neighbourcube(c, cube_map, orient, x, y, z, size, no, nsize)
if o is c:
return 0
if c.material & matmask == nmat:
nmat = empty_material_types.MAT_AIR
vo = ivec(x, y, z)
vo.mask(0xFFF)
no.mask(0xFFF)
cf = [facevec() for _ in range(4)]
of = [facevec() for _ in range(4)]
opp = opposite(orient)
numo = 0
numc = 0
if nsize > size or (nsize == size and o.children == 0):
if o.isempty() or notouchingface(o, opp):
return vis
if nmat != empty_material_types.MAT_AIR and (o.material
& matmask) == nmat:
return vis
if o.isentirelysolid() or (touchingface(o, opp)
and faceedges(o, opp) == F_SOLID):
return vis & notouch
numc = genfacevecs(c, orient, vo, size, False, cf, v)
numo = genfacevecs(o, opp, no, nsize, False, of)
if numo < 3:
return vis
if insideface(cf, numc, of, numo):
return vis & notouch
else:
numc = genfacevecs(c, orient, vo, size, False, cf, v)
if occludesface(o, opp, no, nsize, vo, size,
empty_material_types.MAT_AIR, nmat, matmask, cf, numc):
return vis & notouch
if vis != 3 or notouch:
return vis
triverts = [
# order
[ # coord
[[1, 2, 3], [0, 1, 3]], # verts
[[0, 1, 2], [0, 2, 3]]
],
[ # coord
[[0, 1, 2], [3, 0, 2]], # verts
[[1, 2, 3], [1, 3, 0]]
]
]
while 1:
for i in range(2):
verts = triverts[order][coord][i]
tf = [cf[verts[0]], cf[verts[1]], cf[verts[2]]]
if numo > 0:
if insideface(tf, 3, of, numo) == 0:
continue
elif occludesface(o, opp, no, nsize, vo, size,
empty_material_types.MAT_AIR, nmat, matmask, tf,
3) == 0:
continue
return vis & ~(1 << i)
vis |= 4
order += 1
if order <= 1: break
return 3
def genfaceverts(c, orient, v):
if orient == 0:
v[0] = ivec(edgeget(c.getcubeedge(0, 1, 1), 0), edgeget(c.getcubeedge(1, 1, 0), 1), edgeget(c.getcubeedge(2, 0, 1), 1));
v[1] = ivec(edgeget(c.getcubeedge(0, 1, 0), 0), edgeget(c.getcubeedge(1, 0, 0), 1), edgeget(c.getcubeedge(2, 0, 1), 0));
v[2] = ivec(edgeget(c.getcubeedge(0, 0, 0), 0), edgeget(c.getcubeedge(1, 0, 0), 0), edgeget(c.getcubeedge(2, 0, 0), 0));
v[3] = ivec(edgeget(c.getcubeedge(0, 0, 1), 0), edgeget(c.getcubeedge(1, 1, 0), 0), edgeget(c.getcubeedge(2, 0, 0), 1));
elif orient == 1:
v[0] = ivec(edgeget(c.getcubeedge(0, 1, 1), 1), edgeget(c.getcubeedge(1, 1, 1), 1), edgeget(c.getcubeedge(2, 1, 1), 1));
v[1] = ivec(edgeget(c.getcubeedge(0, 0, 1), 1), edgeget(c.getcubeedge(1, 1, 1), 0), edgeget(c.getcubeedge(2, 1, 0), 1));
v[2] = ivec(edgeget(c.getcubeedge(0, 0, 0), 1), edgeget(c.getcubeedge(1, 0, 1), 0), edgeget(c.getcubeedge(2, 1, 0), 0));
v[3] = ivec(edgeget(c.getcubeedge(0, 1, 0), 1), edgeget(c.getcubeedge(1, 0, 1), 1), edgeget(c.getcubeedge(2, 1, 1), 0));
elif orient == 2:
v[0] = ivec(edgeget(c.getcubeedge(0, 0, 1), 1), edgeget(c.getcubeedge(1, 1, 1), 0), edgeget(c.getcubeedge(2, 1, 0), 1));
v[1] = ivec(edgeget(c.getcubeedge(0, 0, 1), 0), edgeget(c.getcubeedge(1, 1, 0), 0), edgeget(c.getcubeedge(2, 0, 0), 1));
v[2] = ivec(edgeget(c.getcubeedge(0, 0, 0), 0), edgeget(c.getcubeedge(1, 0, 0), 0), edgeget(c.getcubeedge(2, 0, 0), 0));
v[3] = ivec(edgeget(c.getcubeedge(0, 0, 0), 1), edgeget(c.getcubeedge(1, 0, 1), 0), edgeget(c.getcubeedge(2, 1, 0), 0));
elif orient == 3:
v[0] = ivec(edgeget(c.getcubeedge(0, 1, 0), 0), edgeget(c.getcubeedge(1, 0, 0), 1), edgeget(c.getcubeedge(2, 0, 1), 0));
v[1] = ivec(edgeget(c.getcubeedge(0, 1, 1), 0), edgeget(c.getcubeedge(1, 1, 0), 1), edgeget(c.getcubeedge(2, 0, 1), 1));
v[2] = ivec(edgeget(c.getcubeedge(0, 1, 1), 1), edgeget(c.getcubeedge(1, 1, 1), 1), edgeget(c.getcubeedge(2, 1, 1), 1));
v[3] = ivec(edgeget(c.getcubeedge(0, 1, 0), 1), edgeget(c.getcubeedge(1, 0, 1), 1), edgeget(c.getcubeedge(2, 1, 1), 0));
elif orient == 4:
v[0] = ivec(edgeget(c.getcubeedge(0, 0, 0), 0), edgeget(c.getcubeedge(1, 0, 0), 0), edgeget(c.getcubeedge(2, 0, 0), 0));
v[1] = ivec(edgeget(c.getcubeedge(0, 1, 0), 0), edgeget(c.getcubeedge(1, 0, 0), 1), edgeget(c.getcubeedge(2, 0, 1), 0));
v[2] = ivec(edgeget(c.getcubeedge(0, 1, 0), 1), edgeget(c.getcubeedge(1, 0, 1), 1), edgeget(c.getcubeedge(2, 1, 1), 0));
v[3] = ivec(edgeget(c.getcubeedge(0, 0, 0), 1), edgeget(c.getcubeedge(1, 0, 1), 0), edgeget(c.getcubeedge(2, 1, 0), 0));
elif orient == 5:
v[0] = ivec(edgeget(c.getcubeedge(0, 0, 1), 0), edgeget(c.getcubeedge(1, 1, 0), 0), edgeget(c.getcubeedge(2, 0, 0), 1));
v[1] = ivec(edgeget(c.getcubeedge(0, 0, 1), 1), edgeget(c.getcubeedge(1, 1, 1), 0), edgeget(c.getcubeedge(2, 1, 0), 1));
v[2] = ivec(edgeget(c.getcubeedge(0, 1, 1), 1), edgeget(c.getcubeedge(1, 1, 1), 1), edgeget(c.getcubeedge(2, 1, 1), 1));
v[3] = ivec(edgeget(c.getcubeedge(0, 1, 1), 0), edgeget(c.getcubeedge(1, 1, 0), 1), edgeget(c.getcubeedge(2, 0, 1), 1));
def savec(f, cube_map, c, o, size, nolms):
for i in xrange(8):
co = ivec(i, o.x, o.y, o.z, size)
if len(c[i].children) > 0:
writechar(f, octa_save_types.OCTSAV_CHILDREN)
savec(f, cube_map, c[i].children, co, size>>1, nolms)
else:
oflags = 0
surfmask = 0
totalverts = 0
if c[i].material != empty_material_types.MAT_AIR:
oflags |= 0x40
if not nolms:
if c[i].merged:
oflags |= 0x80
if c[i].ext:
for j in xrange(6):
surf = c[i].ext.surfaces[j]
if not surf.used:
continue
oflags |= 0x20
surfmask |= 1<<j
totalverts += surf.totalverts()
if c[i].children:
writechar(f, oflags | octa_save_types.OCTSAV_LODCUBE)
elif c[i].isempty():
writechar(f, oflags | octa_save_types.OCTSAV_EMPTY)
elif c[i].isentirelysolid():
writechar(f, oflags | octa_save_types.OCTSAV_SOLID)
else:
writechar(f, oflags | octa_save_types.OCTSAV_NORMAL)
f.write(c[i].data)
for j in xrange(6):
writeushort(f, c[i].texture_walls[j])
if oflags&0x40:
writeushort(f, c[i].material);
if oflags&0x80:
writechar(f, c[i].merged)
if oflags&0x20:
writechar(f, surfmask)
writechar(f, totalverts)
for j in xrange(6):
if surfmask & (1<<j):
surf = c[i].ext.surfaces[j]
verts = c[i].ext.verts() + surf.verts;
layerverts = surf.numverts & layer_types.MAXFACEVERTS
numverts = surf.totalverts()
vertmask = 0
vertorder = 0
uvorder = 0
dim = dimension(j)
vc = C[dim]
vr = R[dim]
if numverts:
if c[i].merged & (1<<j):
vertmask |= 0x04;
if layerverts == 4:
v = [verts[0].getxyz(), verts[1].getxyz(), verts[2].getxyz(), verts[3].getxyz()]
for k in xrange(4):
v0 = v[k]
v1 = v[(k+1) & 3]
v2 = v[(k+2) & 3]
v3 = v[(k+3) & 3]
if v1[vc] == v0[vc] and v1[vr] == v2[vr] and v3[vc] == v2[vc] and v3[vr] == v0[vr]:
vertmask |= 0x01
vertorder = k
break
else:
vis = visibletris(c[i], cube_map, j, co.x, co.y, co.z, size)
if vis & 4 or faceconvexity(c[i], j) < 0:
vertmask |= 0x01
if layerverts < 4 and vis & 2:
vertmask |= 0x02
matchnorm = True
for k in xrange(numverts):
v = verts[k]
if v.u or v.v:
vertmask |= 0x40
if v.norm:
vertmask |= 0x80
if v.norm != verts[0].norm:
matchnorm = False
if matchnorm:
vertmask |= 0x08
if vertmask & 0x40 and layerverts == 4:
for k in xrange(4):
v0 = verts[k]
v1 = verts[(k+1)&3]
v2 = verts[(k+2)&3]
v3 = verts[(k+3)&3]
if v1.u == v0.u and v1.v == v2.v and v3.u == v2.u and v3.v == v0.v:
if surf.numverts & layer_types.LAYER_DUP:
b0 = verts[4+k]
b1 = verts[4+((k+1)&3)]
b2 = verts[4+((k+2)&3)]
b3 = verts[4+((k+3)&3)]
if b1.u != b0.u or b1.v != b2.v or b3.u != b2.u or b3.v != b0.v:
continue
uvorder = k
vertmask |= 0x02 | (((k+4-vertorder)&3)<<4)
break
surf.verts = vertmask
f.write(surf, sizeof(surfaceinfo))
hasxyz = (vertmask & 0x04)!=0
hasuv = (vertmask & 0x40)!=0
hasnorm = (vertmask & 0x80)!=0
if layerverts == 4:
if hasxyz and vertmask & 0x01:
v0 = verts[vertorder].getxyz()
v2 = verts[(vertorder+2)&3].getxyz()
writeushort(f, v0[vc])
writeushort(f, v0[vr])
writeushort(f, v2[vc])
writeushort(f, v2[vr])
hasxyz = False
if hasuv and vertmask & 0x02:
v0 = verts[uvorder]
v2 = verts[(uvorder+2)&3]
writeushort(f, v0.u)
writeushort(f, v0.v)
writeushort(f, v2.u)
writeushort(f, v2.v)
if surf.numverts & layer_types.LAYER_DUP:
b0 = verts[4+uvorder]
b2 = verts[4+((uvorder+2)&3)]
writeushort(f, b0.u)
writeushort(f, b0.v)
writeushort(f, b2.u)
writeushort(f, b2.v)
hasuv = False;
if hasnorm and vertmask&0x08:
writeushort(f, verts[0].norm)
hasnorm = False
if hasxyz or hasuv or hasnorm:
for k in xrange(layerverts):
v = verts[(k+vertorder)%layerverts]
if hasxyz:
xyz = v.getxyz()
writeushort(f, xyz[vc])
writeushort(f, xyz[vr])
if hasuv:
writeushort(f, v.u)
writeushort(f, v.v)
if hasnorm:
writeushort(f, v.norm)
if surf.numverts & layer_types.LAYER_DUP:
for k in xrange(layerverts):
v = verts[layerverts + (k+vertorder)%layerverts]
if hasuv:
writeushort(f, v.u)
writeushort(f, v.v)
if c[i].children:
savec(f, cube_map, c[i].children, co, size>>1, nolms)
def loadc(version, f, cube, co, size):
haschildren = False
octsav = readchar(f)
val = octsav & 0x7
if val == octa_save_types.OCTSAV_CHILDREN:
cube.children = loadchildren(version, f, co, size >> 1)
return
elif val == octa_save_types.OCTSAV_LODCUBE:
haschildren = True
elif val == octa_save_types.OCTSAV_EMPTY:
cube.setfaces(F_EMPTY)
elif val == octa_save_types.OCTSAV_SOLID:
cube.setfaces(F_SOLID)
elif val == octa_save_types.OCTSAV_NORMAL:
cube.data = bytearray(f.read(12))
else:
raise OctaError()
if version < 14:
cube.texture = struct.unpack("6b", f.read(6))
else:
cube.texture = struct.unpack("6H", f.read(12))
if version < 7:
f.read(3)
elif version <= 31:
mask = readchar(f)
if mask & 0x80:
mat = readchar(f)
if version < 27:
matconv = [
empty_material_types.MAT_AIR,
empty_material_types.MAT_WATER,
empty_material_types.MAT_CLIP,
empty_material_types.MAT_GLASS
| empty_material_types.MAT_CLIP,
empty_material_types.MAT_NOCLIP,
empty_material_types.MAT_LAVA
| empty_material_types.MAT_DEATH,
empty_material_types.MAT_GAMECLIP,
empty_material_types.MAT_DEATH
]
cube.material = matconv[mat] if mat < len(
matconv) else empty_material_types.MAT_AIR
else:
cube.material = convertoldmaterial(mat)
surfaces = [SurfaceCompat() for _ in range(12)]
normals = [NormalsCompat() for _ in range(6)]
merges = [MergesCompat() for _ in range(6)]
hassurfs = 0
hasnorms = 0
hasmerges = 0
if mask & 0x3F:
numsurfs = 6
i = 0
while i < numsurfs:
if i >= 6 or mask & (1 << i):
surfaces[i] = SurfaceCompat.read(f)
if version < 10:
surfaces[i].lmid += 1
if version < 18:
if surfaces[i].lmid >= lighting_types.LMID_AMBIENT1:
surfaces[i].lmid += 1
if surfaces[i].lmid >= lighting_types.LMID_BRIGHT1:
surfaces[i].lmid += 1
if version < 19:
if surfaces[i].lmid >= lighting_types.LMID_DARK:
surfaces[i].lmid += 2
if i < 6:
if mask & 0x40:
hasnorms |= 1 << i
normals[i] = NormalsCompat.read(f)
if surfaces[i].layer != 0 or surfaces[
i] != lighting_types.LMID_AMBIENT:
hassurfs |= 1 << i
if surfaces[i].layer & 2:
numsurfs += 1
if version <= 8:
cube.edgespan2vectorcube()
if version <= 11:
cube.faces[0], cube.faces[2] = cube.faces[2], cube.faces[0]
cube.texture[0], cube.texture[4] = cube.texture[4], cube.texture[0]
cube.texture[1], cube.texture[5] = cube.texture[5], cube.texture[1]
if hassurfs & 0x33:
cube.surfaces[0], cube.surfaces[4] = cube.surfaces[
4], cube.surfaces[0]
cube.surfaces[1], cube.surfaces[5] = cube.surfaces[
5], cube.surfaces[1]
hassurfs = (hassurfs & ~0x33) | ((hassurfs & 0x30) >> 4) | (
(hassurfs & 0x03) << 4)
if version >= 20:
if octsav & 0x80:
merged = readchar(f)
cube.merged = merged & 0x3F
if merged & 0x80:
mask = readchar(f)
if mask:
hasmerges = mask & 0x3F
for i in range(6):
if mask & (1 << i):
merges[i] = MergesCompat.read(f)
m = merges[i]
if version <= 25:
uorigin = m.u1 & 0xE000
vorigin = m.v1 & 0xE000
m.u1 = (m.u1 - uorigin) << 2
m.u2 = (m.u2 - uorigin) << 2
m.v1 = (m.v1 - vorigin) << 2
m.v2 = (m.v2 - vorigin) << 2
if hassurfs or hasnorms or hasmerges:
convertoldsurfaces(cube, co, size, surfaces, hassurfs, normals,
hasnorms, merges, hasmerges)
else:
if octsav & 0x40:
if version <= 32:
mat = readchar(f)
cube.material = convertoldmaterial(mat)
else:
cube.material = readuchar(f)
if octsav & 0x80:
cube.merged = readchar(f)
if octsav & 0x20:
surfmask = readchar(f)
totalverts = readchar(f)
newcubeext(cube, totalverts, False)
cube.ext.surfaces = [SurfaceInfo() for _ in range(6)]
cube.ext.verts = [VertInfo() for _ in range(cube.ext.maxverts)]
offset = 0
for i in range(6):
if surfmask & (1 << i):
cube.ext.surfaces[i] = SurfaceInfo.read(f)
surf = cube.ext.surfaces[i]
vertmask = surf.verts
numverts = surf.totalverts
if numverts == 0:
surf.verts = 0
continue
surf.verts = offset
verts = cube.ext.verts
verts = cube.ext.verts[offset / 12:]
offset += numverts
v = [ivec() for _ in range(4)]
n = 0
layerverts = surf.numverts & layer_types.MAXFACEVERTS
dim = dimension(i)
vc = C[dim]
vr = R[dim]
bias = 0
genfaceverts(cube, i, v)
hasxyz = (vertmask & 0x04) != 0
hasuv = (vertmask & 0x40) != 0
hasnorm = (vertmask & 0x80) != 0
if hasxyz:
e1, e2, e3 = ivec(), ivec(), ivec()
e1 = v[1]
e2 = v[2]
n.cross((e1).sub(v[0]), (e2).sub(v[0]))
if n.iszero():
e3 = v[3]
n.cross(e2, (e3).sub(v[0]))
bias = -n.dot(
ivec(v[0]).mul(size).add(
ivec(co).mask(0xFFF).shl(3)))
else:
if layerverts < 4:
vis = 2 if vertmask & 0x02 else 1
else:
vis = 3
if vertmask & 0x01:
order = 1
else:
order = 0
k = 0
vo = ivec(co).mask(0xFFF).shl(3)
verts[k].setxyz(v[order].mul(size).add(vo))
k += 1
if vis & 1:
verts[k].setxyz(v[order + 1].mul(size).add(vo))
k += 1
verts[k].setxyz(v[order + 2].mul(size).add(vo))
k += 1
if vis & 2:
verts[k].setxyz(v[(order + 3)
& 3].mul(size).add(vo))
k += 1
if layerverts == 4:
if hasxyz and vertmask & 0x01:
c1, r1, c2, r2 = struct.unpack("4H", f.read(8))
xyz = ivec()
xyz[vc] = c1
xyz[vr] = r1
xyz[dim] = -(bias + n[vc] * xyz[vc] +
n[vr] * xyz[vr]) / n[dim]
verts[0].setxyz(xyz)
xyz[vc] = c1
xyz[vr] = r2
xyz[dim] = -(bias + n[vc] * xyz[vc] +
n[vr] * xyz[vr]) / n[dim]
verts[1].setxyz(xyz)
xyz[vc] = c2
xyz[vr] = r2
xyz[dim] = -(bias + n[vc] * xyz[vc] +
n[vr] * xyz[vr]) / n[dim]
verts[2].setxyz(xyz)
xyz[vc] = c2
xyz[vr] = r1
xyz[dim] = -(bias + n[vc] * xyz[vc] +
n[vr] * xyz[vr]) / n[dim]
verts[3].setxyz(xyz)
hasxyz = False
if hasuv and vertmask & 0x02:
uvorder = (vertmask & 0x30) >> 4
v0 = verts[uvorder]
v1 = verts[(uvorder + 1) & 3]
v2 = verts[(uvorder + 2) & 3]
v3 = verts[(uvorder + 3) & 3]
v0.u, v0.v = struct.unpack("2H", f.read(4))
v2.u, v2.v = struct.unpack("2H", f.read(4))
v1.u = v0.u
v1.v = v2.v
v3.u = v2.u
v3.v = v0.v
if surf.numverts & layer_types.LAYER_DUP:
b0 = verts[4 + uvorder]
b1 = verts[4 + ((uvorder + 1) & 3)]
b2 = verts[4 + ((uvorder + 2) & 3)]
b3 = verts[4 + ((uvorder + 3) & 3)]
b0.u, b0.v = struct.unpack("2H", f.read(4))
b2.u, b2.v = struct.unpack("2H", f.read(4))
b1.u = b0.u
b1.v = b2.v
b3.u = b2.u
b3.v = b0.v
hasuv = False
if hasnorm and vertmask & 0x08:
norm = readushort(f)
for k in range(layerverts):
verts[k].norm = norm
hasnorm = False
if hasxyz or hasuv or hasnorm:
for k in range(layerverts):
v = verts[k]
if hasxyz:
xyz = ivec()
xyz[vc], xyz[vr] = struct.unpack(
"2H", f.read(4))
xyz[dim] = -(bias + n[vc] * xyz[vc] +
n[vr] * xyz[vr]) / n[dim]
v.setxyz(xyz)
if hasuv:
v.u, v.v = struct.unpack("2H", f.read(4))
if hasnorm:
v.norm = readushort(f)
if surf.numverts & layer_types.LAYER_DUP:
for k in range(layerverts):
v = verts[k + layerverts]
t = verts[k]
v.setxyz(t.x, t.y, t.z)
if hasuv:
v.u, v.v = struct.unpack("2H", f.read(4))
v.norm = t.norm
if haschildren:
cube.children = loadchildren(version, f, co, size >> 1)
else:
cube.children = None
return cube
def visibletris(c, cube_map, orient, x, y, z, size, nmat, matmask):
vis = 3
touching = 0xF
e1, e2, e3, n = [ivec() for _ in xrange(4)]
v = [None]*4
genfaceverts(c, orient, v)
e1 = v[1]
e2 = v[2]
e3 = v[0]
n.cross((e1).sub(v[0]), (e2).sub(v[0]))
convex = (e3).sub(v[3]).dot(n)
if convex == 0:
if ivec().cross(e3, e2).iszero():
if n.iszero():
return 0
vis = 1
touching = 0xF & ~(1<<3)
elif n.iszero():
vis = 2
touching = 0xF&~(1<<1)
dim = dimension(orient)
coord = dimcoord(orient)
if v[0][dim] != coord*8: touching &= ~(1<<0)
if v[1][dim] != coord*8: touching &= ~(1<<1)
if v[2][dim] != coord*8: touching &= ~(1<<2)
if v[3][dim] != coord*8: touching &= ~(1<<3)
# mask of triangles not touching
notouchmasks = [
# order 0: flat or convex
# 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
[ 3, 3, 3, 3, 3, 3, 3, 2, 3, 3, 3, 3, 3, 1, 3, 0 ],
# order 1: concave
[ 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 3, 3, 2, 0 ],
]
order = 1 if convex < 0 else 0
notouch = notouchmasks[order][touching]
if (vis¬ouch)==vis:
return vis
no = ivec()
nsize = 0
o = neighbourcube(c, cube_map, orient, x, y, z, size, no, nsize)
if o is c:
return 0
if c.material & matmask == nmat:
nmat = empty_material_types.MAT_AIR
vo = ivec(x, y, z)
vo.mask(0xFFF)
no.mask(0xFFF)
cf = [facevec() for _ in xrange(4)]
of = [facevec() for _ in xrange(4)]
opp = opposite(orient)
numo = 0
numc = 0
if nsize > size or (nsize == size and o.children == 0):
if o.isempty() or notouchingface(o, opp):
return vis
if nmat != empty_material_types.MAT_AIR and (o.material & matmask) == nmat:
return vis
if o.isentirelysolid() or (touchingface(o, opp) and faceedges(o, opp) == F_SOLID):
return vis & notouch
numc = genfacevecs(c, orient, vo, size, False, cf, v)
numo = genfacevecs(o, opp, no, nsize, False, of)
if numo < 3:
return vis
if insideface(cf, numc, of, numo):
return vis & notouch
else:
numc = genfacevecs(c, orient, vo, size, False, cf, v)
if occludesface(o, opp, no, nsize, vo, size, empty_material_types.MAT_AIR, nmat, matmask, cf, numc):
return vis & notouch
if vis != 3 or notouch:
return vis
triverts = [
# order
[ # coord
[ [ 1, 2, 3 ], [ 0, 1, 3 ] ], # verts
[ [ 0, 1, 2 ], [ 0, 2, 3 ] ]
],
[ # coord
[ [ 0, 1, 2 ], [ 3, 0, 2 ] ], # verts
[ [ 1, 2, 3 ], [ 1, 3, 0 ] ]
]
]
while 1:
for i in xrange(2):
verts = triverts[order][coord][i]
tf = [cf[verts[0]], cf[verts[1]], cf[verts[2]]]
if numo > 0:
if insideface(tf, 3, of, numo) == 0:
continue
elif occludesface(o, opp, no, nsize, vo, size, empty_material_types.MAT_AIR, nmat, matmask, tf, 3) == 0:
continue
return vis & ~(1<<i)
vis |= 4;
order += 1
if order <= 1: break
return 3;
def genfaceverts(c, orient, v):
if orient == 0:
v[0] = ivec(edgeget(c.getcubeedge(0, 1, 1), 0), edgeget(c.getcubeedge(1, 1, 0), 1), edgeget(c.getcubeedge(2, 0, 1), 1));
v[1] = ivec(edgeget(c.getcubeedge(0, 1, 0), 0), edgeget(c.getcubeedge(1, 0, 0), 1), edgeget(c.getcubeedge(2, 0, 1), 0));
v[2] = ivec(edgeget(c.getcubeedge(0, 0, 0), 0), edgeget(c.getcubeedge(1, 0, 0), 0), edgeget(c.getcubeedge(2, 0, 0), 0));
v[3] = ivec(edgeget(c.getcubeedge(0, 0, 1), 0), edgeget(c.getcubeedge(1, 1, 0), 0), edgeget(c.getcubeedge(2, 0, 0), 1));
elif orient == 1:
v[0] = ivec(edgeget(c.getcubeedge(0, 1, 1), 1), edgeget(c.getcubeedge(1, 1, 1), 1), edgeget(c.getcubeedge(2, 1, 1), 1));
v[1] = ivec(edgeget(c.getcubeedge(0, 0, 1), 1), edgeget(c.getcubeedge(1, 1, 1), 0), edgeget(c.getcubeedge(2, 1, 0), 1));
v[2] = ivec(edgeget(c.getcubeedge(0, 0, 0), 1), edgeget(c.getcubeedge(1, 0, 1), 0), edgeget(c.getcubeedge(2, 1, 0), 0));
v[3] = ivec(edgeget(c.getcubeedge(0, 1, 0), 1), edgeget(c.getcubeedge(1, 0, 1), 1), edgeget(c.getcubeedge(2, 1, 1), 0));
elif orient == 2:
v[0] = ivec(edgeget(c.getcubeedge(0, 0, 1), 1), edgeget(c.getcubeedge(1, 1, 1), 0), edgeget(c.getcubeedge(2, 1, 0), 1));
v[1] = ivec(edgeget(c.getcubeedge(0, 0, 1), 0), edgeget(c.getcubeedge(1, 1, 0), 0), edgeget(c.getcubeedge(2, 0, 0), 1));
v[2] = ivec(edgeget(c.getcubeedge(0, 0, 0), 0), edgeget(c.getcubeedge(1, 0, 0), 0), edgeget(c.getcubeedge(2, 0, 0), 0));
v[3] = ivec(edgeget(c.getcubeedge(0, 0, 0), 1), edgeget(c.getcubeedge(1, 0, 1), 0), edgeget(c.getcubeedge(2, 1, 0), 0));
elif orient == 3:
v[0] = ivec(edgeget(c.getcubeedge(0, 1, 0), 0), edgeget(c.getcubeedge(1, 0, 0), 1), edgeget(c.getcubeedge(2, 0, 1), 0));
v[1] = ivec(edgeget(c.getcubeedge(0, 1, 1), 0), edgeget(c.getcubeedge(1, 1, 0), 1), edgeget(c.getcubeedge(2, 0, 1), 1));
v[2] = ivec(edgeget(c.getcubeedge(0, 1, 1), 1), edgeget(c.getcubeedge(1, 1, 1), 1), edgeget(c.getcubeedge(2, 1, 1), 1));
v[3] = ivec(edgeget(c.getcubeedge(0, 1, 0), 1), edgeget(c.getcubeedge(1, 0, 1), 1), edgeget(c.getcubeedge(2, 1, 1), 0));
elif orient == 4:
v[0] = ivec(edgeget(c.getcubeedge(0, 0, 0), 0), edgeget(c.getcubeedge(1, 0, 0), 0), edgeget(c.getcubeedge(2, 0, 0), 0));
v[1] = ivec(edgeget(c.getcubeedge(0, 1, 0), 0), edgeget(c.getcubeedge(1, 0, 0), 1), edgeget(c.getcubeedge(2, 0, 1), 0));
v[2] = ivec(edgeget(c.getcubeedge(0, 1, 0), 1), edgeget(c.getcubeedge(1, 0, 1), 1), edgeget(c.getcubeedge(2, 1, 1), 0));
v[3] = ivec(edgeget(c.getcubeedge(0, 0, 0), 1), edgeget(c.getcubeedge(1, 0, 1), 0), edgeget(c.getcubeedge(2, 1, 0), 0));
elif orient == 5:
v[0] = ivec(edgeget(c.getcubeedge(0, 0, 1), 0), edgeget(c.getcubeedge(1, 1, 0), 0), edgeget(c.getcubeedge(2, 0, 0), 1));
v[1] = ivec(edgeget(c.getcubeedge(0, 0, 1), 1), edgeget(c.getcubeedge(1, 1, 1), 0), edgeget(c.getcubeedge(2, 1, 0), 1));
v[2] = ivec(edgeget(c.getcubeedge(0, 1, 1), 1), edgeget(c.getcubeedge(1, 1, 1), 1), edgeget(c.getcubeedge(2, 1, 1), 1));
v[3] = ivec(edgeget(c.getcubeedge(0, 1, 1), 0), edgeget(c.getcubeedge(1, 1, 0), 1), edgeget(c.getcubeedge(2, 0, 1), 1));
def convertoldsurfaces(c, co, size, srcsurfs, hassurfs, normals, hasnorms,
merges, hasmerges):
dstsurfs = [SurfaceInfo() for _ in range(6)]
verts = [VertInfo() for _ in range(6 * 2 * layer_types.MAXFACEVERTS)]
totalverts = 0
numsurfs = 6
for i in range(6):
if (hassurfs | hasnorms | hasmerges) & (1 << i):
dst = dstsurfs[i]
curverts = None
numverts = 0
src = None
blend = None
if hassurfs & (1 << i):
src = srcsurfs[i]
if src.layer & 2:
blend = srcsurfs[numsurfs]
numsurfs += 1
dst.lmid[0] = src.lmid
dst.lmid[1] = blend.lmid
dst.numverts |= layer_types.LAYER_BLEND
if blend.lmid >= lighting_types.LMID_RESERVED:
if src.x != blend.x or src.y != blend.y or src.w != blend.w or src.h != blend.h or (
not src.compare_textcoords(blend)):
dst.numverts |= layer_types.LAYER_DUP
elif src.layer == 1:
dst.lmid[1] = src.lmid
dst.numverts |= layer_types.LAYER_BOTTOM
else:
dst.lmid[0] = src.lmid
dst.numverts |= layer_types.LAYER_TOP
else:
dst.numverts |= layer_types.LAYER_TOP
uselms = hassurfs & (1 << i) and (
dst.lmid[0] >= lighting_types.LMID_RESERVED
or dst.lmid[1] >= lighting_types.LMID_RESERVED
or dst.numverts & ~layer_types.LAYER_TOP)
usemerges = hasmerges & (1 << i) and merges[i].u1 < merges[
i].u2 and merges[i].v1 < merges[i].v2
usenorms = hasnorms & (1 << i) and normals[i].normals[0] != bvec(
128, 128, 128)
if uselms or usemerges or usenorms:
v = [ivec() for _ in range(4)]
pos = [ivec() for _ in range(4)]
e1 = ivec()
e2 = ivec()
e3 = ivec()
n = ivec()
vo = ivec(co).mask(0xFFF).shl(3)
genfaceverts(c, i, v)
e1 = v[1]
e2 = v[2]
n.cross((e1).sub(v[0]), (e2).sub(v[0]))
if usemerges:
m = merges[i]
offset = -n.dot(v[0].mul(size).add(vo)),
dim = dimension(i)
vc = C[dim]
vr = R[dim]
for k in range(4):
coords = facecoords[i][k]
if coords[vc]:
cc = m.u2
else:
cc = m.u1
if coords[vr]:
rc = m.v2
else:
rc = m.v1
dc = -(offset + n[vc] * cc + n[vr] * rc) / n[dim]
mv = pos[k]
mv[vc] = cc
mv[vr] = rc
mv[dim] = dc
else:
e3 = v[0]
convex = (e3).sub(v[3]).dot(n)
vis = 3
if convex == 0:
if ivec(0, 0, 0).cross(e3, e2).iszero():
if not n.iszero():
vis = 1
elif n.iszero():
vis = 2
if convex < 0:
order = 1
else:
order = 0
pos[0] = v[order].mul(size).add(vo)
if vis & 1:
pos[1] = v[order + 1].mul(size).add(vo)
else:
pos[1] = pos[0]
pos[2] = v[order + 2].mul(size).add(vo)
if vis & 2:
pos[3] = v[(order + 3) & 3].mul(size).add(vo)
else:
pos[3] = pos[0]
curverts = verts + totalverts
for k in range(4):
if k > 0 and (pos[k] == pos[0] or pos[k] == pos[k - 1]):
continue
dv = curverts[numverts]
numverts += 1
dv.setxyz(pos[k])
if uselms:
u = src.x + (src.texcoords[k * 2] / 255.0) * (src.w -
1)
v = src.y + (src.texcoords[k * 2 + 1] /
255.0) * (src.h - 1)
dv.u = ushort(
floor(
clamp((u) * float(USHRT_MAX + 1) / LM_PACKW +
0.5, 0.0, float(USHRT_MAX))))
dv.v = ushort(
floor(
clamp((v) * float(USHRT_MAX + 1) / LM_PACKH +
0.5, 0.0, float(USHRT_MAX))))
else:
dv.u = 0
dv.v = 0
if usenorms and normals[i].normals[k] != bvec(
128, 128, 128):
dv.norm = encodenormal(
normals[i].normals[k].tovec().normalize())
else:
dv.norm = 0
dst.verts = totalverts
dst.numverts |= numverts
totalverts += numverts
if dst.numverts & layer_types.LAYER_DUP:
for k in range(4):
if k > 0 and (pos[k] == pos[0]
or pos[k] == pos[k - 1]):
continue
bv = verts[totalverts]
totalverts += 1
bv.setxyz(pos[k])
bv.u = ushort(
floor(
clamp((blend.x +
(blend.texcoords[k * 2] / 255.0) *
(blend.w - 1)) * float(USHRT_MAX + 1) /
LM_PACKW, 0.0, float(USHRT_MAX))))
bv.v = ushort(
floor(
clamp((blend.y +
(blend.texcoords[k * 2 + 1] / 255.0) *
(blend.h - 1)) * float(USHRT_MAX + 1) /
LM_PACKH, 0.0, float(USHRT_MAX))))
if usenorms and normals[i].normals[k] != bvec(
128, 128, 128):
bv.norm = encodenormal(
normals[i].normals[k].tovec().normalize())
else:
bv.norm = 0
setsurfaces(c, dstsurfs, verts, totalverts)
'''
This file may be in part a direct translation of the original Cube 2 sources into python.
Please see readme_source.txt for the license that may apply.
'''
from cube2common.ivec import ivec
facecoords = (
(
ivec(0,8,8), ivec(0,8,0), ivec(0,0,0), ivec(0,0,8)
)
,
(
ivec(8,8,8), ivec(8,0,8), ivec(8,0,0), ivec(8,8,0)
)
,
(
ivec(8,0,8), ivec(0,0,8), ivec(0,0,0), ivec(8,0,0)
)
,
(
ivec(0,8,0), ivec(0,8,8), ivec(8,8,8), ivec(8,8,0)
)
,
(
ivec(0,0,0), ivec(0,8,0), ivec(8,8,0), ivec(8,0,0)
)
,
(
ivec(0,0,8), ivec(8,0,8), ivec(8,8,8), ivec(0,8,8)
))
def loadchildren(version, f, co, size):
cubes = newcubes()
for i in range(len(cubes)):
loadc(version, f, cubes[i], ivec(i, co.x, co.y, co.z, size), size)
return cubes
def savec(f, cube_map, c, o, size, nolms):
for i in range(8):
co = ivec(i, o.x, o.y, o.z, size)
if len(c[i].children) > 0:
writechar(f, octa_save_types.OCTSAV_CHILDREN)
savec(f, cube_map, c[i].children, co, size >> 1, nolms)
else:
oflags = 0
surfmask = 0
totalverts = 0
if c[i].material != empty_material_types.MAT_AIR:
oflags |= 0x40
if not nolms:
if c[i].merged:
oflags |= 0x80
if c[i].ext:
for j in range(6):
surf = c[i].ext.surfaces[j]
if not surf.used:
continue
oflags |= 0x20
surfmask |= 1 << j
totalverts += surf.totalverts()
if c[i].children:
writechar(f, oflags | octa_save_types.OCTSAV_LODCUBE)
elif c[i].isempty():
writechar(f, oflags | octa_save_types.OCTSAV_EMPTY)
elif c[i].isentirelysolid():
writechar(f, oflags | octa_save_types.OCTSAV_SOLID)
else:
writechar(f, oflags | octa_save_types.OCTSAV_NORMAL)
f.write(c[i].data)
for j in range(6):
writeushort(f, c[i].texture_walls[j])
if oflags & 0x40:
writeushort(f, c[i].material)
if oflags & 0x80:
writechar(f, c[i].merged)
if oflags & 0x20:
writechar(f, surfmask)
writechar(f, totalverts)
for j in range(6):
if surfmask & (1 << j):
surf = c[i].ext.surfaces[j]
verts = c[i].ext.verts() + surf.verts
layerverts = surf.numverts & layer_types.MAXFACEVERTS
numverts = surf.totalverts()
vertmask = 0
vertorder = 0
uvorder = 0
dim = dimension(j)
vc = C[dim]
vr = R[dim]
if numverts:
if c[i].merged & (1 << j):
vertmask |= 0x04
if layerverts == 4:
v = [
verts[0].getxyz(), verts[1].getxyz(),
verts[2].getxyz(), verts[3].getxyz()
]
for k in range(4):
v0 = v[k]
v1 = v[(k + 1) & 3]
v2 = v[(k + 2) & 3]
v3 = v[(k + 3) & 3]
if v1[vc] == v0[vc] and v1[vr] == v2[
vr] and v3[vc] == v2[
vc] and v3[vr] == v0[vr]:
vertmask |= 0x01
vertorder = k
break
else:
vis = visibletris(c[i], cube_map, j, co.x,
co.y, co.z, size)
if vis & 4 or faceconvexity(c[i], j) < 0:
vertmask |= 0x01
if layerverts < 4 and vis & 2:
vertmask |= 0x02
matchnorm = True
for k in range(numverts):
v = verts[k]
if v.u or v.v:
vertmask |= 0x40
if v.norm:
vertmask |= 0x80
if v.norm != verts[0].norm:
matchnorm = False
if matchnorm:
vertmask |= 0x08
if vertmask & 0x40 and layerverts == 4:
for k in range(4):
v0 = verts[k]
v1 = verts[(k + 1) & 3]
v2 = verts[(k + 2) & 3]
v3 = verts[(k + 3) & 3]
if v1.u == v0.u and v1.v == v2.v and v3.u == v2.u and v3.v == v0.v:
if surf.numverts & layer_types.LAYER_DUP:
b0 = verts[4 + k]
b1 = verts[4 + ((k + 1) & 3)]
b2 = verts[4 + ((k + 2) & 3)]
b3 = verts[4 + ((k + 3) & 3)]
if b1.u != b0.u or b1.v != b2.v or b3.u != b2.u or b3.v != b0.v:
continue
uvorder = k
vertmask |= 0x02 | ((
(k + 4 - vertorder) & 3) << 4)
break
surf.verts = vertmask
f.write(surf, sizeof(surfaceinfo))
hasxyz = (vertmask & 0x04) != 0
hasuv = (vertmask & 0x40) != 0
hasnorm = (vertmask & 0x80) != 0
if layerverts == 4:
if hasxyz and vertmask & 0x01:
v0 = verts[vertorder].getxyz()
v2 = verts[(vertorder + 2) & 3].getxyz()
writeushort(f, v0[vc])
writeushort(f, v0[vr])
writeushort(f, v2[vc])
writeushort(f, v2[vr])
hasxyz = False
if hasuv and vertmask & 0x02:
v0 = verts[uvorder]
v2 = verts[(uvorder + 2) & 3]
writeushort(f, v0.u)
writeushort(f, v0.v)
writeushort(f, v2.u)
writeushort(f, v2.v)
if surf.numverts & layer_types.LAYER_DUP:
b0 = verts[4 + uvorder]
b2 = verts[4 + ((uvorder + 2) & 3)]
writeushort(f, b0.u)
writeushort(f, b0.v)
writeushort(f, b2.u)
writeushort(f, b2.v)
hasuv = False
if hasnorm and vertmask & 0x08:
writeushort(f, verts[0].norm)
hasnorm = False
if hasxyz or hasuv or hasnorm:
for k in range(layerverts):
v = verts[(k + vertorder) % layerverts]
if hasxyz:
xyz = v.getxyz()
writeushort(f, xyz[vc])
writeushort(f, xyz[vr])
if hasuv:
writeushort(f, v.u)
writeushort(f, v.v)
if hasnorm:
writeushort(f, v.norm)
if surf.numverts & layer_types.LAYER_DUP:
for k in range(layerverts):
v = verts[layerverts +
(k + vertorder) % layerverts]
if hasuv:
writeushort(f, v.u)
writeushort(f, v.v)
if c[i].children:
savec(f, cube_map, c[i].children, co, size >> 1, nolms)
def write_physics_state(cds, physics_state):
d = physics_state
# TODO: replace this with an actual lookup for which material is at a particular position
lookupmaterial = dummy_air_material_lookup
# 3 bits phys state, 1 bit life sequence, 2 bits move, 2 bits strafe
physstate = d.physstate | ((d.lifesequence & 1) << 3) | ((d.move & 3) << 4) | ((d.strafe & 3) << 6)
cds.putbyte(physstate)
o = ivec(vec(d.o.x, d.o.y, d.o.z - d.eyeheight))
vel = min(int(d.vel.magnitude() * DVELF), 0xFFFF)
fall = min(int(d.falling.magnitude() * DVELF), 0xFFFF)
# 3 bits position, 1 bit velocity, 3 bits falling, 1 bit material
flags = 0;
if (o.x < 0 or o.x > 0xFFFF): flags |= 1 << 0
if (o.y < 0 or o.y > 0xFFFF): flags |= 1 << 1
if (o.z < 0 or o.z > 0xFFFF): flags |= 1 << 2
if (vel > 0xFF): flags |= 1 << 3
if fall > 0:
flags |= 1 << 4
if fall > 0xFF:
flags |= 1 << 5
if d.falling.x or d.falling.y or d.falling.z > 0:
flags |= 1 << 6
if lookupmaterial(d.feetpos()) & material_types.MATF_CLIP == empty_material_types.MAT_GAMECLIP:
flags |= 1 << 7
cds.putuint(flags)
for k in xrange(3):
cds.putbyte(o[k] & 0xFF)
cds.putbyte((o[k] >> 8) & 0xFF)
if o[k] < 0 or o[k] > 0xFFFF:
cds.putbyte((o[k] >> 16) & 0xFF)
if d.yaw < 0:
dir = 360 + int(d.yaw) % 360
else:
dir = int(d.yaw) % 360
dir += clamp(int(d.pitch + 90), 0, 180) * 360
cds.putbyte(dir & 0xFF)
cds.putbyte((dir >> 8) & 0xFF)
cds.putbyte(clamp(int(d.roll + 90), 0, 180))
cds.putbyte(vel & 0xFF)
if vel > 0xFF:
cds.putbyte((vel >> 8) & 0xFF)
velyaw, velpitch = vectoyawpitch(d.vel)
if velyaw < 0:
veldir = 360 + int(velyaw) % 360
else:
veldir = int(velyaw) % 360
veldir += clamp(int(velpitch + 90), 0, 180) * 360
cds.putbyte(veldir & 0xFF)
cds.putbyte((veldir >> 8) & 0xFF)
if fall > 0:
cds.putbyte(fall & 0xFF)
if fall > 0xFF:
cds.putbyte((fall >> 8) & 0xFF)
if d.falling.x or d.falling.y or d.falling.z > 0:
fallyaw, fallpitch = vectoyawpitch(d.falling)
if fallyaw < 0:
falldir = 360 + int(fallyaw) % 360
else:
falldir = int(fallyaw) % 360
falldir += clamp(int(fallpitch + 90), 0, 180) * 360
cds.putbyte(falldir & 0xFF)
cds.putbyte((falldir >> 8) & 0xFF)
def convertoldsurfaces(c, co, size, srcsurfs, hassurfs, normals, hasnorms, merges, hasmerges):
dstsurfs = map(lambda _: SurfaceInfo(), xrange(6))
verts = map(lambda _: VertInfo(), xrange(6*2*layer_types.MAXFACEVERTS))
totalverts = 0
numsurfs = 6
for i in xrange(6):
if (hassurfs|hasnorms|hasmerges)&(1<<i):
dst = dstsurfs[i]
curverts = None
numverts = 0
src = None
blend = None
if hassurfs & (1<<i):
src = srcsurfs[i]
if src.layer & 2:
blend = srcsurfs[numsurfs]
numsurfs += 1
dst.lmid[0] = src.lmid;
dst.lmid[1] = blend.lmid;
dst.numverts |= layer_types.LAYER_BLEND;
if blend.lmid >= lighting_types.LMID_RESERVED:
if src.x != blend.x or src.y != blend.y or src.w != blend.w or src.h != blend.h or (not src.compare_textcoords(blend)):
dst.numverts |= layer_types.LAYER_DUP
elif src.layer == 1:
dst.lmid[1] = src.lmid
dst.numverts |= layer_types.LAYER_BOTTOM
else:
dst.lmid[0] = src.lmid
dst.numverts |= layer_types.LAYER_TOP
else:
dst.numverts |= layer_types.LAYER_TOP
uselms = hassurfs & (1<<i) and (dst.lmid[0] >= lighting_types.LMID_RESERVED or dst.lmid[1] >= lighting_types.LMID_RESERVED or dst.numverts & ~layer_types.LAYER_TOP)
usemerges = hasmerges&(1<<i) and merges[i].u1 < merges[i].u2 and merges[i].v1 < merges[i].v2
usenorms = hasnorms & (1<<i) and normals[i].normals[0] != bvec(128, 128, 128)
if uselms or usemerges or usenorms:
v = map(lambda _: ivec(), xrange(4))
pos = map(lambda _: ivec(), xrange(4))
e1 = ivec()
e2 = ivec()
e3 = ivec()
n = ivec()
vo = ivec(co).mask(0xFFF).shl(3)
genfaceverts(c, i, v);
e1 = v[1]
e2 = v[2]
n.cross((e1).sub(v[0]), (e2).sub(v[0]));
if usemerges:
m = merges[i]
offset = -n.dot(v[0].mul(size).add(vo)),
dim = dimension(i)
vc = C[dim]
vr = R[dim]
for k in xrange(4):
coords = facecoords[i][k]
if coords[vc]:
cc = m.u2
else:
cc = m.u1
if coords[vr]:
rc = m.v2
else:
rc = m.v1
dc = -(offset + n[vc]*cc + n[vr]*rc)/n[dim]
mv = pos[k]
mv[vc] = cc
mv[vr] = rc
mv[dim] = dc
else:
e3 = v[0]
convex = (e3).sub(v[3]).dot(n)
vis = 3;
if convex == 0:
if ivec(0, 0, 0).cross(e3, e2).iszero():
if not n.iszero():
vis = 1
elif n.iszero():
vis = 2
if convex < 0:
order = 1
else:
order = 0
pos[0] = v[order].mul(size).add(vo);
if vis & 1:
pos[1] = v[order+1].mul(size).add(vo)
else:
pos[1] = pos[0]
pos[2] = v[order+2].mul(size).add(vo);
if vis & 2:
pos[3] = v[(order+3)&3].mul(size).add(vo)
else:
pos[3] = pos[0];
curverts = verts + totalverts;
for k in xrange(4):
if k > 0 and (pos[k] == pos[0] or pos[k] == pos[k-1]): continue
dv = curverts[numverts]
numverts += 1
dv.setxyz(pos[k])
if uselms:
u = src.x + (src.texcoords[k*2] / 255.0) * (src.w - 1)
v = src.y + (src.texcoords[k*2+1] / 255.0) * (src.h - 1)
dv.u = ushort(floor(clamp((u) * float(USHRT_MAX+1)/LM_PACKW + 0.5, 0.0, float(USHRT_MAX))))
dv.v = ushort(floor(clamp((v) * float(USHRT_MAX+1)/LM_PACKH + 0.5, 0.0, float(USHRT_MAX))))
else:
dv.u = 0
dv.v = 0
if usenorms and normals[i].normals[k] != bvec(128, 128, 128):
dv.norm = encodenormal(normals[i].normals[k].tovec().normalize())
else:
dv.norm = 0
dst.verts = totalverts;
dst.numverts |= numverts;
totalverts += numverts;
if dst.numverts & layer_types.LAYER_DUP:
for k in xrange(4):
if k > 0 and (pos[k] == pos[0] or pos[k] == pos[k-1]): continue
bv = verts[totalverts]
totalverts += 1
bv.setxyz(pos[k])
bv.u = ushort(floor(clamp((blend.x + (blend.texcoords[k*2] / 255.0) * (blend.w - 1)) * float(USHRT_MAX+1)/LM_PACKW, 0.0, float(USHRT_MAX))))
bv.v = ushort(floor(clamp((blend.y + (blend.texcoords[k*2+1] / 255.0) * (blend.h - 1)) * float(USHRT_MAX+1)/LM_PACKH, 0.0, float(USHRT_MAX))))
if usenorms and normals[i].normals[k] != bvec(128, 128, 128):
bv.norm = encodenormal(normals[i].normals[k].tovec().normalize())
else:
bv.norm = 0
setsurfaces(c, dstsurfs, verts, totalverts)
'''
This file may be in part a direct translation of the original Cube 2 sources into python.
Please see readme_source.txt for the license that may apply.
'''
from cube2common.ivec import ivec
facecoords = ((ivec(0, 8, 8), ivec(0, 8, 0), ivec(0, 0, 0),
ivec(0, 0, 8)), (ivec(8, 8, 8), ivec(8, 0, 8), ivec(8, 0, 0),
ivec(8, 8, 0)), (ivec(8, 0, 8), ivec(0, 0, 8),
ivec(0, 0, 0), ivec(8, 0, 0)),
(ivec(0, 8, 0), ivec(0, 8, 8), ivec(8, 8, 8),
ivec(8, 8, 0)), (ivec(0, 0, 0), ivec(0, 8, 0), ivec(8, 8, 0),
ivec(8, 0, 0)), (ivec(0, 0, 8), ivec(8, 0, 8),
ivec(8, 8, 8), ivec(0, 8, 8)))
def write_physics_state(cds, physics_state):
d = physics_state
# TODO: replace this with an actual lookup for which material is at a particular position
lookupmaterial = dummy_air_material_lookup
# 3 bits phys state, 1 bit life sequence, 2 bits move, 2 bits strafe
physstate = d.physstate | ((d.lifesequence & 1) << 3) | ((d.move & 3) << 4) | ((d.strafe & 3) << 6)
cds.putbyte(physstate)
o = ivec(vec(d.o.x, d.o.y, d.o.z - d.eyeheight))
vel = min(int(d.vel.magnitude() * DVELF), 0xFFFF)
fall = min(int(d.falling.magnitude() * DVELF), 0xFFFF)
# 3 bits position, 1 bit velocity, 3 bits falling, 1 bit material
flags = 0;
if (o.x < 0 or o.x > 0xFFFF): flags |= 1 << 0
if (o.y < 0 or o.y > 0xFFFF): flags |= 1 << 1
if (o.z < 0 or o.z > 0xFFFF): flags |= 1 << 2
if (vel > 0xFF): flags |= 1 << 3
if fall > 0:
flags |= 1 << 4
if fall > 0xFF:
flags |= 1 << 5
if d.falling.x or d.falling.y or d.falling.z > 0:
flags |= 1 << 6
if lookupmaterial(d.feetpos()) & material_types.MATF_CLIP == empty_material_types.MAT_GAMECLIP:
flags |= 1 << 7
cds.putuint(flags)
for k in range(3):
cds.putbyte(o[k] & 0xFF)
cds.putbyte((o[k] >> 8) & 0xFF)
if o[k] < 0 or o[k] > 0xFFFF:
cds.putbyte((o[k] >> 16) & 0xFF)
if d.yaw < 0:
dir = 360 + int(d.yaw) % 360
else:
dir = int(d.yaw) % 360
dir += clamp(int(d.pitch + 90), 0, 180) * 360
cds.putbyte(dir & 0xFF)
cds.putbyte((dir >> 8) & 0xFF)
cds.putbyte(clamp(int(d.roll + 90), 0, 180))
cds.putbyte(vel & 0xFF)
if vel > 0xFF:
cds.putbyte((vel >> 8) & 0xFF)
velyaw, velpitch = vectoyawpitch(d.vel)
if velyaw < 0:
veldir = 360 + int(velyaw) % 360
else:
veldir = int(velyaw) % 360
veldir += clamp(int(velpitch + 90), 0, 180) * 360
cds.putbyte(veldir & 0xFF)
cds.putbyte((veldir >> 8) & 0xFF)
if fall > 0:
cds.putbyte(fall & 0xFF)
if fall > 0xFF:
cds.putbyte((fall >> 8) & 0xFF)
if d.falling.x or d.falling.y or d.falling.z > 0:
fallyaw, fallpitch = vectoyawpitch(d.falling)
if fallyaw < 0:
falldir = 360 + int(fallyaw) % 360
else:
falldir = int(fallyaw) % 360
falldir += clamp(int(fallpitch + 90), 0, 180) * 360
cds.putbyte(falldir & 0xFF)
cds.putbyte((falldir >> 8) & 0xFF)
def genfacevecs(cu, orient, pos, size, solid, fvecs, v=None):
i = 0
if solid:
if orient == 0:
if dimcoord(0):
f = fvecs[i]
f.y = ((pos.y + size) << 3)
f.x = ((pos.z + size) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.y + size) << 3)
f.x = ((pos.z) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.y) << 3)
f.x = ((pos.z) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.y) << 3)
f.x = ((pos.z + size) << 3)
i += 1
else:
f = fvecs[i]
f.y = ((pos.y) << 3)
f.x = ((pos.z + size) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.y) << 3)
f.x = ((pos.z) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.y + size) << 3)
f.x = ((pos.z) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.y + size) << 3)
f.x = ((pos.z + size) << 3)
i += 1
elif orient == 1:
if dimcoord(1):
f = fvecs[i]
f.y = ((pos.y + size) << 3)
f.x = ((pos.z + size) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.y) << 3)
f.x = ((pos.z + size) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.y) << 3)
f.x = ((pos.z) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.y + size) << 3)
f.x = ((pos.z) << 3)
i += 1
else:
f = fvecs[i]
f.y = ((pos.y + size) << 3)
f.x = ((pos.z) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.y) << 3)
f.x = ((pos.z) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.y) << 3)
f.x = ((pos.z + size) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.y + size) << 3)
f.x = ((pos.z + size) << 3)
i += 1
elif orient == 2:
if dimcoord(2):
f = fvecs[i]
f.x = ((pos.x + size) << 3)
f.y = ((pos.z + size) << 3)
i += 1
f = fvecs[i]
f.x = ((pos.x) << 3)
f.y = ((pos.z + size) << 3)
i += 1
f = fvecs[i]
f.x = ((pos.x) << 3)
f.y = ((pos.z) << 3)
i += 1
f = fvecs[i]
f.x = ((pos.x + size) << 3)
f.y = ((pos.z) << 3)
i += 1
else:
f = fvecs[i]
f.x = ((pos.x + size) << 3)
f.y = ((pos.z) << 3)
i += 1
f = fvecs[i]
f.x = ((pos.x) << 3)
f.y = ((pos.z) << 3)
i += 1
f = fvecs[i]
f.x = ((pos.x) << 3)
f.y = ((pos.z + size) << 3)
i += 1
f = fvecs[i]
f.x = ((pos.x + size) << 3)
f.y = ((pos.z + size) << 3)
i += 1
elif orient == 3:
if dimcoord(3):
f = fvecs[i]
f.x = ((pos.x) << 3)
f.y = ((pos.z) << 3)
i += 1
f = fvecs[i]
f.x = ((pos.x) << 3)
f.y = ((pos.z + size) << 3)
i += 1
f = fvecs[i]
f.x = ((pos.x + size) << 3)
f.y = ((pos.z + size) << 3)
i += 1
f = fvecs[i]
f.x = ((pos.x + size) << 3)
f.y = ((pos.z) << 3)
i += 1
else:
f = fvecs[i]
f.x = ((pos.x + size) << 3)
f.y = ((pos.z) << 3)
i += 1
f = fvecs[i]
f.x = ((pos.x + size) << 3)
f.y = ((pos.z + size) << 3)
i += 1
f = fvecs[i]
f.x = ((pos.x) << 3)
f.y = ((pos.z + size) << 3)
i += 1
f = fvecs[i]
f.x = ((pos.x) << 3)
f.y = ((pos.z) << 3)
i += 1
elif orient == 4:
if dimcoord(4):
f = fvecs[i]
f.y = ((pos.x) << 3)
f.x = ((pos.y) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.x) << 3)
f.x = ((pos.y + size) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.x + size) << 3)
f.x = ((pos.y + size) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.x + size) << 3)
f.x = ((pos.y) << 3)
i += 1
else:
f = fvecs[i]
f.y = ((pos.x + size) << 3)
f.x = ((pos.y) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.x + size) << 3)
f.x = ((pos.y + size) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.x) << 3)
f.x = ((pos.y + size) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.x) << 3)
f.x = ((pos.y) << 3)
i += 1
elif orient == 5:
if dimcoord(5):
f = fvecs[i]
f.y = ((pos.x) << 3)
f.x = ((pos.y) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.x + size) << 3)
f.x = ((pos.y) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.x + size) << 3)
f.x = ((pos.y + size) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.x) << 3)
f.x = ((pos.y + size) << 3)
i += 1
else:
f = fvecs[i]
f.y = ((pos.x) << 3)
f.x = ((pos.y + size) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.x + size) << 3)
f.x = ((pos.y + size) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.x + size) << 3)
f.x = ((pos.y) << 3)
i += 1
f = fvecs[i]
f.y = ((pos.x) << 3)
f.x = ((pos.y) << 3)
i += 1
return 4
buf = [ivec() for _ in range(4)]
if v is None:
genfaceverts(cu, orient, buf)
v = buf
prev = facevec(INT_MAX, INT_MAX)
if orient == 0:
if dimcoord(0):
e = v[0]
ef = ivec()
ef.z = e.x
ef.y = e.y
ef.x = e.z
if ef.z == dimcoord(0) * 8:
f = fvecs[i]
pf = ivec()
pf.z = pos.x
pf.y = pos.y
pf.x = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[1]
ef = ivec()
ef.z = e.x
ef.y = e.y
ef.x = e.z
if ef.z == dimcoord(0) * 8:
f = fvecs[i]
pf = ivec()
pf.z = pos.x
pf.y = pos.y
pf.x = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[2]
ef = ivec()
ef.z = e.x
ef.y = e.y
ef.x = e.z
if ef.z == dimcoord(0) * 8:
f = fvecs[i]
pf = ivec()
pf.z = pos.x
pf.y = pos.y
pf.x = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[3]
ef = ivec()
ef.z = e.x
ef.y = e.y
ef.x = e.z
if ef.z == dimcoord(0) * 8:
f = fvecs[i]
pf = ivec()
pf.z = pos.x
pf.y = pos.y
pf.x = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
else:
e = v[3]
ef = ivec()
ef.z = e.x
ef.y = e.y
ef.x = e.z
if ef.z == dimcoord(0) * 8:
f = fvecs[i]
pf = ivec()
pf.z = pos.x
pf.y = pos.y
pf.x = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[2]
ef = ivec()
ef.z = e.x
ef.y = e.y
ef.x = e.z
if ef.z == dimcoord(0) * 8:
f = fvecs[i]
pf = ivec()
pf.z = pos.x
pf.y = pos.y
pf.x = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[1]
ef = ivec()
ef.z = e.x
ef.y = e.y
ef.x = e.z
if ef.z == dimcoord(0) * 8:
f = fvecs[i]
pf = ivec()
pf.z = pos.x
pf.y = pos.y
pf.x = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[0]
ef = ivec()
ef.z = e.x
ef.y = e.y
ef.x = e.z
if ef.z == dimcoord(0) * 8:
f = fvecs[i]
pf = ivec()
pf.z = pos.x
pf.y = pos.y
pf.x = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
elif orient == 1:
if dimcoord(1):
e = v[0]
ef = ivec()
ef.z = e.x
ef.y = e.y
ef.x = e.z
if ef.z == dimcoord(1) * 8:
f = fvecs[i]
pf = ivec()
pf.z = pos.x
pf.y = pos.y
pf.x = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[1]
ef = ivec()
ef.z = e.x
ef.y = e.y
ef.x = e.z
if ef.z == dimcoord(1) * 8:
f = fvecs[i]
pf = ivec()
pf.z = pos.x
pf.y = pos.y
pf.x = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[2]
ef = ivec()
ef.z = e.x
ef.y = e.y
ef.x = e.z
if ef.z == dimcoord(1) * 8:
f = fvecs[i]
pf = ivec()
pf.z = pos.x
pf.y = pos.y
pf.x = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[3]
ef = ivec()
ef.z = e.x
ef.y = e.y
ef.x = e.z
if ef.z == dimcoord(1) * 8:
f = fvecs[i]
pf = ivec()
pf.z = pos.x
pf.y = pos.y
pf.x = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
else:
e = v[3]
ef = ivec()
ef.z = e.x
ef.y = e.y
ef.x = e.z
if ef.z == dimcoord(1) * 8:
f = fvecs[i]
pf = ivec()
pf.z = pos.x
pf.y = pos.y
pf.x = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[2]
ef = ivec()
ef.z = e.x
ef.y = e.y
ef.x = e.z
if ef.z == dimcoord(1) * 8:
f = fvecs[i]
pf = ivec()
pf.z = pos.x
pf.y = pos.y
pf.x = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[1]
ef = ivec()
ef.z = e.x
ef.y = e.y
ef.x = e.z
if ef.z == dimcoord(1) * 8:
f = fvecs[i]
pf = ivec()
pf.z = pos.x
pf.y = pos.y
pf.x = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[0]
ef = ivec()
ef.z = e.x
ef.y = e.y
ef.x = e.z
if ef.z == dimcoord(1) * 8:
f = fvecs[i]
pf = ivec()
pf.z = pos.x
pf.y = pos.y
pf.x = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
elif orient == 2:
if dimcoord(2):
e = v[0]
ef = ivec()
ef.x = e.x
ef.z = e.y
ef.y = e.z
if ef.z == dimcoord(2) * 8:
f = fvecs[i]
pf = ivec()
pf.x = pos.x
pf.z = pos.y
pf.y = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[1]
ef = ivec()
ef.x = e.x
ef.z = e.y
ef.y = e.z
if ef.z == dimcoord(2) * 8:
f = fvecs[i]
pf = ivec()
pf.x = pos.x
pf.z = pos.y
pf.y = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[2]
ef = ivec()
ef.x = e.x
ef.z = e.y
ef.y = e.z
if ef.z == dimcoord(2) * 8:
f = fvecs[i]
pf = ivec()
pf.x = pos.x
pf.z = pos.y
pf.y = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[3]
ef = ivec()
ef.x = e.x
ef.z = e.y
ef.y = e.z
if ef.z == dimcoord(2) * 8:
f = fvecs[i]
pf = ivec()
pf.x = pos.x
pf.z = pos.y
pf.y = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
else:
e = v[3]
ef = ivec()
ef.x = e.x
ef.z = e.y
ef.y = e.z
if ef.z == dimcoord(2) * 8:
f = fvecs[i]
pf = ivec()
pf.x = pos.x
pf.z = pos.y
pf.y = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[2]
ef = ivec()
ef.x = e.x
ef.z = e.y
ef.y = e.z
if ef.z == dimcoord(2) * 8:
f = fvecs[i]
pf = ivec()
pf.x = pos.x
pf.z = pos.y
pf.y = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[1]
ef = ivec()
ef.x = e.x
ef.z = e.y
ef.y = e.z
if ef.z == dimcoord(2) * 8:
f = fvecs[i]
pf = ivec()
pf.x = pos.x
pf.z = pos.y
pf.y = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[0]
ef = ivec()
ef.x = e.x
ef.z = e.y
ef.y = e.z
if ef.z == dimcoord(2) * 8:
f = fvecs[i]
pf = ivec()
pf.x = pos.x
pf.z = pos.y
pf.y = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
elif orient == 3:
if dimcoord(3):
e = v[0]
ef = ivec()
ef.x = e.x
ef.z = e.y
ef.y = e.z
if ef.z == dimcoord(3) * 8:
f = fvecs[i]
pf = ivec()
pf.x = pos.x
pf.z = pos.y
pf.y = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[1]
ef = ivec()
ef.x = e.x
ef.z = e.y
ef.y = e.z
if ef.z == dimcoord(3) * 8:
f = fvecs[i]
pf = ivec()
pf.x = pos.x
pf.z = pos.y
pf.y = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[2]
ef = ivec()
ef.x = e.x
ef.z = e.y
ef.y = e.z
if ef.z == dimcoord(3) * 8:
f = fvecs[i]
pf = ivec()
pf.x = pos.x
pf.z = pos.y
pf.y = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[3]
ef = ivec()
ef.x = e.x
ef.z = e.y
ef.y = e.z
if ef.z == dimcoord(3) * 8:
f = fvecs[i]
pf = ivec()
pf.x = pos.x
pf.z = pos.y
pf.y = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
else:
e = v[3]
ef = ivec()
ef.x = e.x
ef.z = e.y
ef.y = e.z
if ef.z == dimcoord(3) * 8:
f = fvecs[i]
pf = ivec()
pf.x = pos.x
pf.z = pos.y
pf.y = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[2]
ef = ivec()
ef.x = e.x
ef.z = e.y
ef.y = e.z
if ef.z == dimcoord(3) * 8:
f = fvecs[i]
pf = ivec()
pf.x = pos.x
pf.z = pos.y
pf.y = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[1]
ef = ivec()
ef.x = e.x
ef.z = e.y
ef.y = e.z
if ef.z == dimcoord(3) * 8:
f = fvecs[i]
pf = ivec()
pf.x = pos.x
pf.z = pos.y
pf.y = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[0]
ef = ivec()
ef.x = e.x
ef.z = e.y
ef.y = e.z
if ef.z == dimcoord(3) * 8:
f = fvecs[i]
pf = ivec()
pf.x = pos.x
pf.z = pos.y
pf.y = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
elif orient == 4:
if dimcoord(4):
e = v[0]
ef = ivec()
ef.y = e.x
ef.x = e.y
ef.z = e.z
if ef.z == dimcoord(4) * 8:
f = fvecs[i]
pf = ivec()
pf.y = pos.x
pf.x = pos.y
pf.z = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[1]
ef = ivec()
ef.y = e.x
ef.x = e.y
ef.z = e.z
if ef.z == dimcoord(4) * 8:
f = fvecs[i]
pf = ivec()
pf.y = pos.x
pf.x = pos.y
pf.z = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[2]
ef = ivec()
ef.y = e.x
ef.x = e.y
ef.z = e.z
if ef.z == dimcoord(4) * 8:
f = fvecs[i]
pf = ivec()
pf.y = pos.x
pf.x = pos.y
pf.z = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[3]
ef = ivec()
ef.y = e.x
ef.x = e.y
ef.z = e.z
if ef.z == dimcoord(4) * 8:
f = fvecs[i]
pf = ivec()
pf.y = pos.x
pf.x = pos.y
pf.z = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
else:
e = v[3]
ef = ivec()
ef.y = e.x
ef.x = e.y
ef.z = e.z
if ef.z == dimcoord(4) * 8:
f = fvecs[i]
pf = ivec()
pf.y = pos.x
pf.x = pos.y
pf.z = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[2]
ef = ivec()
ef.y = e.x
ef.x = e.y
ef.z = e.z
if ef.z == dimcoord(4) * 8:
f = fvecs[i]
pf = ivec()
pf.y = pos.x
pf.x = pos.y
pf.z = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[1]
ef = ivec()
ef.y = e.x
ef.x = e.y
ef.z = e.z
if ef.z == dimcoord(4) * 8:
f = fvecs[i]
pf = ivec()
pf.y = pos.x
pf.x = pos.y
pf.z = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[0]
ef = ivec()
ef.y = e.x
ef.x = e.y
ef.z = e.z
if ef.z == dimcoord(4) * 8:
f = fvecs[i]
pf = ivec()
pf.y = pos.x
pf.x = pos.y
pf.z = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
elif orient == 5:
if dimcoord(5):
e = v[0]
ef = ivec()
ef.y = e.x
ef.x = e.y
ef.z = e.z
if ef.z == dimcoord(5) * 8:
f = fvecs[i]
pf = ivec()
pf.y = pos.x
pf.x = pos.y
pf.z = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[1]
ef = ivec()
ef.y = e.x
ef.x = e.y
ef.z = e.z
if ef.z == dimcoord(5) * 8:
f = fvecs[i]
pf = ivec()
pf.y = pos.x
pf.x = pos.y
pf.z = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[2]
ef = ivec()
ef.y = e.x
ef.x = e.y
ef.z = e.z
if ef.z == dimcoord(5) * 8:
f = fvecs[i]
pf = ivec()
pf.y = pos.x
pf.x = pos.y
pf.z = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[3]
ef = ivec()
ef.y = e.x
ef.x = e.y
ef.z = e.z
if ef.z == dimcoord(5) * 8:
f = fvecs[i]
pf = ivec()
pf.y = pos.x
pf.x = pos.y
pf.z = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
else:
e = v[3]
ef = ivec()
ef.y = e.x
ef.x = e.y
ef.z = e.z
if ef.z == dimcoord(5) * 8:
f = fvecs[i]
pf = ivec()
pf.y = pos.x
pf.x = pos.y
pf.z = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[2]
ef = ivec()
ef.y = e.x
ef.x = e.y
ef.z = e.z
if ef.z == dimcoord(5) * 8:
f = fvecs[i]
pf = ivec()
pf.y = pos.x
pf.x = pos.y
pf.z = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[1]
ef = ivec()
ef.y = e.x
ef.x = e.y
ef.z = e.z
if ef.z == dimcoord(5) * 8:
f = fvecs[i]
pf = ivec()
pf.y = pos.x
pf.x = pos.y
pf.z = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
e = v[0]
ef = ivec()
ef.y = e.x
ef.x = e.y
ef.z = e.z
if ef.z == dimcoord(5) * 8:
f = fvecs[i]
pf = ivec()
pf.y = pos.x
pf.x = pos.y
pf.z = pos.z
f = facevec(ef.x * size + (pf.x << 3),
ef.y * size + (pf.y << 3))
if f != prev:
prev = f
i += 1
if fvecs[0] == prev: i -= 1
return i
def loadc(version, f, cube, co, size):
haschildren = False
octsav = readchar(f)
val = octsav & 0x7
if val == octa_save_types.OCTSAV_CHILDREN:
cube.children = loadchildren(version, f, co, size>>1)
return
elif val == octa_save_types.OCTSAV_LODCUBE:
haschildren = True
elif val == octa_save_types.OCTSAV_EMPTY:
cube.setfaces(F_EMPTY)
elif val == octa_save_types.OCTSAV_SOLID:
cube.setfaces(F_SOLID)
elif val == octa_save_types.OCTSAV_NORMAL:
cube.data = bytearray(f.read(12))
else:
raise OctaError()
if version < 14:
cube.texture = struct.unpack("6b", f.read(6))
else:
cube.texture = struct.unpack("6H", f.read(12))
if version < 7:
f.read(3)
elif version <= 31:
mask = readchar(f)
if mask & 0x80:
mat = readchar(f)
if version < 27:
matconv = [empty_material_types.MAT_AIR, empty_material_types.MAT_WATER, empty_material_types.MAT_CLIP, empty_material_types.MAT_GLASS|empty_material_types.MAT_CLIP, empty_material_types.MAT_NOCLIP, empty_material_types.MAT_LAVA|empty_material_types.MAT_DEATH, empty_material_types.MAT_GAMECLIP, empty_material_types.MAT_DEATH]
cube.material = matconv[mat] if mat < len(matconv) else empty_material_types.MAT_AIR
else:
cube.material = convertoldmaterial(mat)
surfaces = map(lambda _: SurfaceCompat(), xrange(12))
normals = map(lambda _: NormalsCompat(), xrange(6))
merges = map(lambda _: MergesCompat(), xrange(6))
hassurfs = 0
hasnorms = 0
hasmerges = 0
if mask & 0x3F:
numsurfs = 6
i = 0
while i < numsurfs:
if i >= 6 or mask & (1 << i):
surfaces[i] = SurfaceCompat.read(f)
if version < 10:
surfaces[i].lmid += 1
if version < 18:
if surfaces[i].lmid >= lighting_types.LMID_AMBIENT1: surfaces[i].lmid += 1
if surfaces[i].lmid >= lighting_types.LMID_BRIGHT1: surfaces[i].lmid += 1
if version < 19:
if surfaces[i].lmid >= lighting_types.LMID_DARK: surfaces[i].lmid += 2
if i < 6:
if mask & 0x40:
hasnorms |= 1<<i
normals[i] = NormalsCompat.read(f)
if surfaces[i].layer != 0 or surfaces[i] != lighting_types.LMID_AMBIENT:
hassurfs |= 1<<i
if surfaces[i].layer & 2:
numsurfs += 1
if version <= 8:
cube.edgespan2vectorcube()
if version <= 11:
cube.faces[0], cube.faces[2] = cube.faces[2], cube.faces[0]
cube.texture[0], cube.texture[4] = cube.texture[4], cube.texture[0]
cube.texture[1], cube.texture[5] = cube.texture[5], cube.texture[1]
if hassurfs & 0x33:
cube.surfaces[0], cube.surfaces[4] = cube.surfaces[4], cube.surfaces[0]
cube.surfaces[1], cube.surfaces[5] = cube.surfaces[5], cube.surfaces[1]
hassurfs = (hassurfs&~0x33) | ((hassurfs&0x30)>>4) | ((hassurfs&0x03)<<4)
if version >= 20:
if octsav&0x80:
merged = readchar(f)
cube.merged = merged&0x3F
if merged&0x80:
mask = readchar(f)
if mask:
hasmerges = mask&0x3F
for i in xrange(6):
if mask&(1<<i):
merges[i] = MergesCompat.read(f)
m = merges[i]
if version <= 25:
uorigin = m.u1 & 0xE000
vorigin = m.v1 & 0xE000
m.u1 = (m.u1 - uorigin) << 2
m.u2 = (m.u2 - uorigin) << 2
m.v1 = (m.v1 - vorigin) << 2
m.v2 = (m.v2 - vorigin) << 2
if hassurfs or hasnorms or hasmerges:
convertoldsurfaces(cube, co, size, surfaces, hassurfs, normals, hasnorms, merges, hasmerges)
else:
if octsav&0x40:
if version <= 32:
mat = readchar(f)
cube.material = convertoldmaterial(mat)
else:
cube.material = readuchar(f)
if octsav & 0x80:
cube.merged = readchar(f)
if octsav & 0x20:
surfmask = readchar(f)
totalverts = readchar(f)
newcubeext(cube, totalverts, False)
cube.ext.surfaces = map(lambda _: SurfaceInfo(), xrange(6))
cube.ext.verts = map(lambda _: VertInfo(), xrange(cube.ext.maxverts))
offset = 0
for i in xrange(6):
if surfmask & (1<<i):
cube.ext.surfaces[i] = SurfaceInfo.read(f)
surf = cube.ext.surfaces[i]
vertmask = surf.verts
numverts = surf.totalverts;
if numverts == 0:
surf.verts = 0
continue
surf.verts = offset
verts = cube.ext.verts
verts = cube.ext.verts[offset/12:]
offset += numverts
v = map(lambda _: ivec(), xrange(4))
n = 0
layerverts = surf.numverts & layer_types.MAXFACEVERTS
dim = dimension(i)
vc = C[dim]
vr = R[dim]
bias = 0
genfaceverts(cube, i, v)
hasxyz = (vertmask&0x04)!=0
hasuv = (vertmask&0x40)!=0
hasnorm = (vertmask&0x80)!=0
if hasxyz:
e1, e2, e3 = ivec(), ivec(), ivec()
e1 = v[1]
e2 = v[2]
n.cross((e1).sub(v[0]), (e2).sub(v[0]))
if n.iszero():
e3 = v[3]
n.cross(e2, (e3).sub(v[0]))
bias = -n.dot(ivec(v[0]).mul(size).add(ivec(co).mask(0xFFF).shl(3)));
else:
if layerverts < 4:
vis = 2 if vertmask&0x02 else 1
else:
vis = 3
if vertmask&0x01:
order = 1
else:
order = 0
k = 0
vo = ivec(co).mask(0xFFF).shl(3)
verts[k].setxyz(v[order].mul(size).add(vo))
k += 1
if vis & 1:
verts[k].setxyz(v[order+1].mul(size).add(vo))
k += 1
verts[k].setxyz(v[order+2].mul(size).add(vo));
k += 1
if vis & 2:
verts[k].setxyz(v[(order+3)&3].mul(size).add(vo))
k += 1
if layerverts == 4:
if hasxyz and vertmask & 0x01:
c1, r1, c2, r2 = struct.unpack("4H", f.read(8))
xyz = ivec()
xyz[vc] = c1; xyz[vr] = r1
xyz[dim] = -(bias + n[vc]*xyz[vc] + n[vr]*xyz[vr])/n[dim]
verts[0].setxyz(xyz)
xyz[vc] = c1; xyz[vr] = r2
xyz[dim] = -(bias + n[vc]*xyz[vc] + n[vr]*xyz[vr])/n[dim]
verts[1].setxyz(xyz)
xyz[vc] = c2; xyz[vr] = r2
xyz[dim] = -(bias + n[vc]*xyz[vc] + n[vr]*xyz[vr])/n[dim]
verts[2].setxyz(xyz)
xyz[vc] = c2; xyz[vr] = r1
xyz[dim] = -(bias + n[vc]*xyz[vc] + n[vr]*xyz[vr])/n[dim]
verts[3].setxyz(xyz)
hasxyz = False;
if hasuv and vertmask & 0x02:
uvorder = (vertmask & 0x30)>>4
v0 = verts[uvorder]
v1 = verts[(uvorder+1)&3]
v2 = verts[(uvorder+2)&3]
v3 = verts[(uvorder+3)&3]
v0.u, v0.v = struct.unpack("2H", f.read(4))
v2.u, v2.v = struct.unpack("2H", f.read(4))
v1.u = v0.u
v1.v = v2.v
v3.u = v2.u
v3.v = v0.v
if surf.numverts & layer_types.LAYER_DUP:
b0 = verts[4+uvorder]
b1 = verts[4+((uvorder+1)&3)]
b2 = verts[4+((uvorder+2)&3)]
b3 = verts[4+((uvorder+3)&3)]
b0.u, b0.v = struct.unpack("2H", f.read(4))
b2.u, b2.v = struct.unpack("2H", f.read(4))
b1.u = b0.u; b1.v = b2.v;
b3.u = b2.u; b3.v = b0.v;
hasuv = False
if hasnorm and vertmask & 0x08:
norm = readushort(f)
for k in xrange(layerverts):
verts[k].norm = norm
hasnorm = False
if hasxyz or hasuv or hasnorm:
for k in xrange(layerverts):
v = verts[k]
if hasxyz:
xyz = ivec()
xyz[vc], xyz[vr] = struct.unpack("2H", f.read(4))
xyz[dim] = -(bias + n[vc]*xyz[vc] + n[vr]*xyz[vr])/n[dim];
v.setxyz(xyz);
if hasuv:
v.u, v.v = struct.unpack("2H", f.read(4))
if hasnorm:
v.norm = readushort(f)
if surf.numverts & layer_types.LAYER_DUP:
for k in xrange(layerverts):
v = verts[k+layerverts]
t = verts[k]
v.setxyz(t.x, t.y, t.z)
if hasuv:
v.u, v.v = struct.unpack("2H", f.read(4))
v.norm = t.norm
if haschildren:
cube.children = loadchildren(version, f, co, size>>1)
else:
cube.children = None
return cube
