def offset_and_rotation_to_matrix(offset, rotation):
""" Return 4x4 transform given offset and (3x3 or quaternion) rotation."""
if type(rotation).__name__ == 'quaternion':
rotation = rotation.toMatrix()
return rotation.resize4x4() * Mathutils.TranslationMatrix(offset)
def write_mesh(file, scn, exp_list, matTable, total):
print "Write Geometric"
for current_container in exp_list:
TransTable = {'SizeX': 1, 'SizeY': 1, 'SizeZ': 1}
nameMe = {'objName': 'obj', 'meName': 'me'}
sGroups = {}
hasTable = {
'hasMat': 0,
'hasSG': 0,
'hasUV': 0,
'hasVC': 0,
'matRef': 0
}
count = {'face': 0, 'vert': 0, 'UVs': 0, 'cVert': 0}
obj = current_container[0]
#mat_ref = current_container[1]
data = obj.getData(0, 1)
nameMe['objName'] = obj.name
nameMe['meName'] = data.name
mats_me = [
mat for mat in data.materials if mat
] #fix for 2.44, get rid of NoneType Objects in me.materials
mats_ob = obj.getMaterials(0)
materials = False
if mats_me:
materials = mats_me
elif mats_ob:
materials = mats_ob
if guiTable['MTL'] and materials:
hasTable['hasMat'] = 1
hasTable['matRef'] = current_container[1]
if obj.getParent():
nameMe['parent'] = obj.getParent().name
me = Mesh.New() # Create a new mesh
if guiTable['MOD']: # Use modified mesh
me.getFromObject(
obj.name, 0) # Get the object's mesh data, cage 0 = apply mod
else:
me.getFromObject(obj.name, 1)
me.transform(obj.matrix) # ASE stores transformed mesh data
if guiTable['RECENTER']: # Recentre Objects to 0,0,0 feature
rec_matrix = Mathutils.TranslationMatrix(
obj.matrix.translationPart().negate())
me.transform(rec_matrix)
tempObj = Blender.Object.New('Mesh', 'ASE_export_temp_obj')
tempObj.setMatrix(obj.matrix)
tempObj.link(me)
if guiTable['VG2SG']:
VGNames = data.getVertGroupNames()
for vg in VGNames:
me.addVertGroup(vg)
gverts = data.getVertsFromGroup(vg, 1)
gverts_copy = []
for gv in gverts:
gverts_copy.append(gv[0])
me.assignVertsToGroup(vg, gverts_copy, 1, 1)
obj = tempObj
faces = me.faces
verts = me.verts
count['vert'] = len(verts)
total['Verts'] += count['vert']
if count['vert'] == 0:
print 'Error: ' + nameMe['meName'] + 'has 0 Verts'
continue
vGroups = me.getVertGroupNames()
if guiTable['VG2SG'] and len(vGroups) > 0:
for current_VG in vGroups:
if current_VG.lower().count("smooth."):
hasTable['hasSG'] = 1
smooth_num = int(current_VG.lower().replace("smooth.", ""))
gverts = me.getVertsFromGroup(current_VG)
for vi in gverts:
if not sGroups.has_key(vi):
sGroups[vi] = [smooth_num]
else:
sGroups[vi].append(smooth_num)
if guiTable['UV']:
if me.faceUV == True or me.faceUV == 1:
hasTable['hasUV'] = 1
if guiTable['VC']:
if me.vertexColors:
hasTable['hasVC'] = 1
elif hasTable['hasMat']: # Blender material
for current_mat in materials:
if current_mat.getMode() & Material.Modes['VCOL_PAINT']:
hasTable['hasVC'] = 1
break
for current_face in faces:
if len(current_face.verts) is 3:
count['face'] += 1
total['Tris'] += 1
total['Faces'] += 1
elif len(current_face.verts) is 4:
count['face'] += 2
total['Tris'] += 2
total['Faces'] += 1
#Open Geomobject
file.write("*GEOMOBJECT {\n")
file.write("%s*NODE_NAME \"%s\"\n" % (Tab, nameMe['objName']))
if nameMe.has_key('parent'):
file.write("%s*NODE_PARENT \"%s\"\n" % (Tab, nameMe['parent']))
idnt = 1
mesh_matrix(file, idnt, obj, nameMe, TransTable)
#Open Mesh
file.write("%s*MESH {\n" % (Tab))
idnt = 2
file.write("%s*TIMEVALUE 0\n" % (Tab * idnt))
file.write("%s*MESH_NUMVERTEX %i\n" % ((Tab * idnt), count['vert']))
file.write("%s*MESH_NUMFACES %i\n" % ((Tab * idnt), count['face']))
idnt = 2
mesh_vertexList(file, idnt, verts, count)
idnt = 2
mesh_faceList(file, idnt, me, materials, sGroups, faces, matTable,
hasTable, count)
if hasTable['hasUV'] == 1:
UVTable = {}
active_map_channel = me.activeUVLayer
map_channels = me.getUVLayerNames()
idnt = 2
mesh_tVertList(file, idnt, faces, UVTable, count)
#idnt = 2
mesh_tFaceList(file, idnt, faces, UVTable, count)
UVTable = {}
if len(map_channels) > 1:
chan_index = 2
for map_chan in map_channels:
if map_chan != active_map_channel:
me.activeUVLayer = map_chan
idnt = 2
file.write("%s*MESH_MAPPINGCHANNEL %i {\n" %
((Tab * idnt), chan_index))
idnt = 3
mesh_tVertList(file, idnt, faces, UVTable, count)
mesh_tFaceList(file, idnt, faces, UVTable, count)
UVTable = {}
chan_index += 1
idnt = 2
file.write("%s}\n" % (Tab * idnt))
me.activeUVLayer = active_map_channel
else:
# dirty fix
file.write("%s*MESH_NUMTVERTEX %i\n" %
((Tab * idnt), count['UVs']))
if hasTable['hasVC'] == 1:
cVertTable = {}
idnt = 2
mesh_cVertList(file, idnt, faces, cVertTable, count)
#idnt = 2
mesh_cFaceList(file, idnt, faces, cVertTable, count)
else:
# dirty fix
file.write("%s*MESH_NUMCVERTEX %i\n" %
((Tab * idnt), count['cVert']))
idnt = 2
mesh_normals(file, idnt, faces, verts, count)
# Close *MESH
idnt = 1
file.write("%s}\n" % (Tab * idnt))
idnt = 1
mesh_footer(file, idnt, hasTable)
# Close *GEOMOBJECT
file.write("}\n")
#free some memory
me.materials = [None]
me.faces.delete(1, [(f.index) for f in me.faces])
me.verts.delete(me.verts)
obj.fakeUser = False
me.fakeUser = False
scn.objects.unlink(obj)