def assignUv(self, uvMap=None):
if not uvMap:
uvMap = defaultUvMap
o = self.obj
# create a new UV map if necessary
if not uvMap in o:
o.data.uv_textures.new(uvMap)
bm = getBmesh(o)
# the inital loop
_loop = self.getInitialLoop(bm)
# find the open end if the finish sequence isn't a closed sequence
loop = _loop
vert = loop.vert
while True:
if len(vert.link_loops) == 1:
# found the open end
_loop = loop
break
loop = (vert.link_loops[1] if vert.link_loops[0] == loop else vert.link_loops[0]).link_loop_prev
vert = loop.vert
if loop == _loop:
break
# finally, assign UV coordinates
layer = bm.loops.layers.uv[uvMap]
# the layer for vertex groups
groupLayer = bm.verts.layers.deform[0]
h = getLevelHeight(self.context, o)
offsetU = 0.
loop = _loop
vert = loop.vert
e1 = getControlEmptyFromLoop(loop, groupLayer, o)
while True:
# remember the base loop
_vert = vert
# remember, we are dealing with rectangles
# left bottom
loop[layer].uv = (offsetU, 0.)
# left top
loop.link_loop_prev[layer].uv = (offsetU, h)
# right bottom
loop = loop.link_loop_next
e2 = getControlEmptyFromLoop(loop, groupLayer, o)
offsetU += (e2.location - e1.location).length
loop[layer].uv = (offsetU, 0.)
# right top
loop.link_loop_next[layer].uv = (offsetU, h)
# the step below isn't necessary, we already came to the required loop
#loop = loop.link_loop_next
vert = loop.vert
if len(vert.link_loops) == 1:
# reached the opposite end (end if the finish sequence isn't a closed sequence)
break
loop = vert.link_loops[1] if vert.link_loops[0] == loop else vert.link_loops[0]
if loop == _loop:
break
e1 = e2
setBmesh(o, bm)
def getControls(self):
"""
Returns an ordered list of EMPTYs controlling the vertices of the area
"""
bm = getBmesh(self.obj)
bm.verts.ensure_lookup_table()
# All vertex groups are in the deform layer.
# There can be only one deform layer
layer = bm.verts.layers.deform[0]
# building a list of control EMPTYs
controls = []
start = bm.verts[0].link_loops[0]
loop = start
while True:
controls.append( getControlEmptyFromLoop(loop, layer, self.obj) )
loop = loop.link_loop_next
if loop == start:
break
bm.free()
return controls
def assignUv(self, uvMap=None):
if not uvMap:
uvMap = defaultUvMap
o = self.obj
# create a new UV map if necessary
if not uvMap in o:
o.data.uv_textures.new(uvMap)
bm = getBmesh(o)
# the inital loop
_loop = self.getInitialLoop(bm)
# find the open end if the finish sequence isn't a closed sequence
loop = _loop
vert = loop.vert
while True:
if len(vert.link_loops) == 1:
# found the open end
_loop = loop
break
loop = (vert.link_loops[1] if vert.link_loops[0] == loop else
vert.link_loops[0]).link_loop_prev
vert = loop.vert
if loop == _loop:
break
# finally, assign UV coordinates
layer = bm.loops.layers.uv[uvMap]
# the layer for vertex groups
groupLayer = bm.verts.layers.deform[0]
h = getLevelHeight(self.context, o)
offsetU = 0.
loop = _loop
vert = loop.vert
e1 = getControlEmptyFromLoop(loop, groupLayer, o)
while True:
# remember the base loop
_vert = vert
# remember, we are dealing with rectangles
# left bottom
loop[layer].uv = (offsetU, 0.)
# left top
loop.link_loop_prev[layer].uv = (offsetU, h)
# right bottom
loop = loop.link_loop_next
e2 = getControlEmptyFromLoop(loop, groupLayer, o)
offsetU += (e2.location - e1.location).length
loop[layer].uv = (offsetU, 0.)
# right top
loop.link_loop_next[layer].uv = (offsetU, h)
# the step below isn't necessary, we already came to the required loop
#loop = loop.link_loop_next
vert = loop.vert
if len(vert.link_loops) == 1:
# reached the opposite end (end if the finish sequence isn't a closed sequence)
break
loop = vert.link_loops[1] if vert.link_loops[
0] == loop else vert.link_loops[0]
if loop == _loop:
break
e1 = e2
setBmesh(o, bm)
