def export_selected_mesh(meshname):
print("Exporting [{0}]...".format(meshname))
selected = pm.ls(selection=True)
if len(selected) != 1:
gui_message = "CowByte: Failed to export - nothing/or too many selected! One mesh at a time!"
show_message_popup("Export Failure", gui_message)
print(gui_message)
return False
# TODO: error checking, this is assuming selected has first child as Mesh.
mesh = pm.listRelatives(selected[0])[0]
pm.polyTriangulate(
mesh) # triangulate the mesh first, since CBE only takes triangles.
faces = mesh.faces
export_meshfile(meshname, export_folder + meshname + ".mesha")
export_pos_buf(faces, export_folder + meshname + "_pos.bufa")
export_index_buf(faces, export_folder + meshname + "_index.bufa")
export_normal_buf(faces, export_folder + meshname + "_normal.bufa")
export_uv(faces, export_folder + meshname + "_uv.bufa")
print("Finished exporting [{0}].".format(meshname))
show_message_popup(
"Export Success",
"Files have been exported to {0}.".format(export_folder))
return True
def __init__(self, mesh):
# HACK: I should really do the triangulation in memory rather than changing the scene.
# However, this is fine for now.
native.polyTriangulate(mesh)
self.vertices = tuple(tuple(v) for v in mesh.getPoints())
self.indices = tuple(self._compute_indices(mesh))
self.uvs = tuple(self._compute_uvs(mesh))
self.normals = tuple(self._compute_normals(mesh))
def __init__(self, mesh):
# HACK: I should really do the triangulation in memory rather than changing the scene.
# However, this is fine for now.
native.polyTriangulate(mesh)
self.vertices = tuple(tuple(v) for v in mesh.getPoints())
self.indices = tuple(self._compute_indices(mesh))
self.uvs = tuple(self._compute_uvs(mesh))
self.normals = tuple(self._compute_normals(mesh))
def writeMeshListToFile(meshList, spaceType, grouping, materials, myFile):
nrOfPos = 0
nrOfUVs = 0
nrOfNor = 0
for obj in meshList:
#Triangulate mesh so that the object(s) can be imported correctly later
pm.polyTriangulate(obj)
myFile.write('g default\r\n') #I don't know what this is for
#Save all positions for the mesh
for v in obj.vtx:
pos = v.getPosition(space=spaceType)
myFile.write('v ' + str(round(pos.x, 6)) + ' ' +
str(round(pos.y, 6)) + ' ' + str(round(pos.z, 6)) +
'\r\n')
#Save all UVs for the mesh
U, V = obj.getUVs()
UVs = zip(U, V)
for uv in UVs:
myFile.write('vt ' + str(round(uv[0], 6)) + ' ' +
str(round(uv[1], 6)) + '\r\n')
#Save all normals for the mesh
for n in obj.getNormals():
myFile.write('vn ' + str(round(n.x, 6)) + ' ' +
str(round(n.y, 6)) + ' ' + str(round(n.z, 6)) +
'\r\n')
#Write this here if grouping is true
if grouping is True:
myFile.write('g ' + obj + '\r\n')
#Write this here if materials is true
if materials is True and len(obj.shadingGroups()) > 0:
myFile.write('usemtl ' + obj.shadingGroups()[0] + '\r\n')
#Match all values so that they together build triangles
#Triangles are described like v/vt/vn v/vt/vn v/vt/vn
for f in obj.faces:
v_idxs = [v + 1 + nrOfPos for v in f.getVertices()]
t_idxs = [f.getUVIndex(i) + 1 + nrOfUVs for i in range(3)]
n_idxs = [f.normalIndex(i) + 1 + nrOfNor for i in range(3)]
s = 'f ' + str(v_idxs[0]) + '/' + str(t_idxs[0]) + '/' + str(
n_idxs[0]) + ' '
s += str(v_idxs[1]) + '/' + str(t_idxs[1]) + '/' + str(
n_idxs[1]) + ' '
s += str(v_idxs[2]) + '/' + str(t_idxs[2]) + '/' + str(n_idxs[2])
myFile.write(
s +
'\r\n') #The result here describes a triangle is a triangle
myFile.write(
'\r\n') #To separate info from this mesh from the next one
#Increase the nr of pos, uvs & normals for the next mesh
nrOfPos += len(obj.vtx)
nrOfUVs += len(UVs)
nrOfNor += len(obj.getNormals())
def duplicate_triangulate_mesh(skinned_mesh, dup_namespace=None, dup_parent=None):
dup_namespace = dup_namespace or pm.namespaceInfo(currentNamespace=True)
with nsutils.preserve_namespace(dup_namespace):
dup_skinned_mesh_tri = nsutils.duplicate_to_namespace(
skinned_mesh, dup_namespace=dup_namespace, dup_parent=dup_parent)[0]
pm.polyTriangulate(dup_skinned_mesh_tri, ch=True)
pm.delete(dup_skinned_mesh_tri, constructionHistory=True)
dup_skin_cluster = bind_mesh_like_mesh(skinned_mesh, dup_skinned_mesh_tri)
copy_weights(skinned_mesh, dup_skinned_mesh_tri)
return dup_skinned_mesh_tri, dup_skin_cluster
def make_bake_mesh( meshes, name = '' ):
"""
Turn one or more meshes into a single mesh for export to xNormal
"""
arg_string = ''
meshes = list( set( meshes ) )
pmc.select( clear = True )
if len( meshes ) == 0:
return False
if len( meshes ) > 1:
if name == '':
name = 'bake_mesh'
merged = pmc.polyUnite( meshes, ch = False, name = name )
else:
merged = meshes[ 0 ]
tr = pmc.polyTriangulate( merged, ch = False)
return merged
def export(object_name, start, end):
# select to export
select_poly_list = pm.ls(selection=True)
poly_num = len(select_poly_list)
# triangulate
for i in xrange(poly_num):
poly_name = str(select_poly_list[i])
pm.polyTriangulate(poly_name)
# select polygon
pm.select(select_poly_list)
# export to obj
for time in xrange(int(start), int(end) + 1):
pm.currentTime(time)
obj_name = os.path.join(
OBJPATH, '{name}_tri.{num:04}.obj'.format(name=object_name,
num=time))
pm.exportSelected(obj_name, type='OBJexport')
def export_fbx(force, transf, triangulate, smooth):
initial_selection = pmc.ls(sl=True)
# Duplicate and triangulate if wanted
dup = None
if smooth and triangulate:
dup = pmc.duplicate(transf)
pmc.polySmooth(dup,
mth=0,
sdt=2,
ovb=1,
ofb=1,
ofc=0,
ost=0,
ocr=0,
dv=2,
bnr=1,
c=1,
kb=1,
ksb=1,
khe=0,
kt=1,
kmb=1,
suv=1,
peh=0,
sl=1,
dpe=1,
ps=0.1,
ro=1,
ch=1)
pmc.polyTriangulate(dup)
pmc.select(dup)
elif smooth:
dup = pmc.duplicate(transf)
pmc.polySmooth(dup,
mth=0,
sdt=2,
ovb=1,
ofb=1,
ofc=0,
ost=0,
ocr=0,
dv=2,
bnr=1,
c=1,
kb=1,
ksb=1,
khe=0,
kt=1,
kmb=1,
suv=1,
peh=0,
sl=1,
dpe=1,
ps=0.1,
ro=1,
ch=1)
pmc.select(dup)
elif triangulate:
dup = pmc.duplicate(transf)
pmc.polyTriangulate(dup)
pmc.select(dup)
else:
pmc.select(transf)
export_path = build_export_path(transf=transf, extension=".fbx")
try:
pmc.exportSelected(export_path,
force=force,
preserveReferences=True,
type="FBX export")
success = True
except RuntimeError as e:
logger.error("Could not export node {}".format(transf))
logger.error(e)
success = False
# delete triangulated duplicate again (if created)
if dup:
pmc.delete(dup)
pmc.select(initial_selection)
return success
def export_obj(force, transf, triangulate, smooth):
initial_selection = pmc.ls(sl=True)
# Duplicate and triangulate if wanted
dup = None
if smooth and triangulate:
dup = pmc.duplicate(transf)
pmc.polySmooth(dup,
mth=0,
sdt=2,
ovb=1,
ofb=1,
ofc=0,
ost=0,
ocr=0,
dv=2,
bnr=1,
c=1,
kb=1,
ksb=1,
khe=0,
kt=1,
kmb=1,
suv=1,
peh=0,
sl=1,
dpe=1,
ps=0.1,
ro=1,
ch=1)
pmc.polyTriangulate(dup)
pmc.select(dup)
elif smooth:
dup = pmc.duplicate(transf)
pmc.polySmooth(dup,
mth=0,
sdt=2,
ovb=1,
ofb=1,
ofc=0,
ost=0,
ocr=0,
dv=2,
bnr=1,
c=1,
kb=1,
ksb=1,
khe=0,
kt=1,
kmb=1,
suv=1,
peh=0,
sl=1,
dpe=1,
ps=0.1,
ro=1,
ch=1)
pmc.select(dup)
elif triangulate:
dup = pmc.duplicate(transf)
pmc.polyTriangulate(dup)
pmc.select(dup)
else:
pmc.select(transf)
export_path = build_export_path(transf=transf, extension=".obj")
try:
exported_file = pmc.exportSelected(
export_path,
force=force,
preserveReferences=True,
type="OBJExport",
options="groups=1;ptgroups=1;materials=1;smoothing=1;normals=1")
# MAYA BUG WORKAROUND (.obj extension missing)
if not exported_file[-4:] == ".obj":
os.rename(exported_file, export_path)
os.rename(exported_file + "mtl", exported_file + ".mtl")
success = True
except RuntimeError as e:
logger.error("Could not export node {}".format(transf))
logger.error(e)
success = False
# delete triangulated duplicate again (if created)
if dup:
pmc.delete(dup)
pmc.select(initial_selection)
return success
def doSelInvNRMFace( *args ):
print "start!"
# pm.delete( pm.ls(sl=True), ch=1 )
selShape = pm.ls( sl=True, dag=True, type='shape' )
faceInvertNRM = []
offset = pm.floatFieldGrp( 'valOffset', q=True, value1=True )
_x = pm.floatFieldGrp( 'valDir', q=True, value1=True )
_y = pm.floatFieldGrp( 'valDir', q=True, value2=True )
_z = pm.floatFieldGrp( 'valDir', q=True, value3=True )
testRayDir = dt.Vector(_x, _y, _z)
for shape in selShape:
## test if selected object type is "mesh"
if( pm.nodeType(shape) != 'mesh' ):
pm.confirmDialog( t="Error", message= shape.getParent() + " is not a mesh object! ", icon='critical' )
return 0
#pm.delete( shape, ch=1 )
maxValue = float(len(shape.faces))
pm.progressWindow( title='normal test Calculation', progress=0, maxValue=maxValue, isInterruptable=True, status='calculating: 0%' )
for i, face in enumerate(shape.faces):
try:
pm.progressWindow( edit=True, progress=i, status=('calculating: ' + str( math.ceil( 100 * i/ maxValue) ) + '%') )
## ESC to cancel progress windows
if pm.progressWindow( query=True, isCancelled=True ):
pm.progressWindow(endProgress=1)
break
curr_face = face
obj_faces = shape.faces
del_tmp_obj = []
#// Test if face is NGon
if face.numTriangles() > 2:
tmp_obj = pm.duplicate( selShape, rr=True )[0]
del_face_id = [ id for id in range( len(obj_faces) ) if id != i ]
pm.delete( tmp_obj.getShape().f[del_face_id] )
#// triangulate N-Gon
pm.polyTriangulate( tmp_obj, ch=False )
#//
curr_face = tmp_obj.getShape().f[0]
#//
del_tmp_obj.append(tmp_obj)
pm.select( curr_face, r=1)
cenPos = getFaceCenter()
faceNRM = curr_face.getNormal('world')
offsetPos = cenPos + faceNRM * offset
#testObj = pm.polySphere( r=5, sx=4, sy=4 )
#testObj[0].setTranslation(offsetPos)
## test if point inside object
testInside = isPointInsdeObject( shape, offsetPos, testRayDir )
pm.delete(del_tmp_obj)
if( testInside ):
faceInvertNRM.append( face )
except:
continue
pm.progressWindow(endProgress=1)
pm.select( faceInvertNRM, r=1 )
return 1
