def add_asset(self, obj):
model_configuration = None
base_matrix = obj.matrix_basis.inverted()
free, derived_objects = create_derived_objects(self._scene, obj)
if derived_objects is None:
return None, None
asset = Asset(id_=tools.safe_query_selector_id(obj.data.name))
if len(derived_objects) == 1:
(derived_object, matrix) = derived_objects[0]
asset.matrix = base_matrix * matrix
model_configuration = self.add_asset_data(asset, derived_object)
else:
for derived_object, matrix in derived_objects:
model_configuration = ModelConfiguration()
if derived_object.type not in {
'MESH', 'CURVE', 'SURFACE', 'FONT', 'META'
}:
continue
submodel_configuration = self.add_subasset(
asset, derived_object, base_matrix * matrix)
model_configuration.children.append(submodel_configuration)
if free:
free_derived_objects(obj)
self.assets.append(asset)
return asset.id, model_configuration
def add_asset(self, obj):
model_configuration = None
base_matrix = obj.matrix_basis.inverted()
free, derived_objects = create_derived_objects(self._scene, obj)
if derived_objects is None:
return None, None
asset = Asset(id_=tools.safe_query_selector_id(obj.data.name))
if len(derived_objects) == 1:
(derived_object, matrix) = derived_objects[0]
asset.matrix = base_matrix * matrix
model_configuration = self.add_asset_data(asset, derived_object)
else:
for derived_object, matrix in derived_objects:
model_configuration = ModelConfiguration()
if derived_object.type not in {'MESH', 'CURVE', 'SURFACE', 'FONT', 'META'}:
continue
submodel_configuration = self.add_subasset(asset, derived_object, base_matrix * matrix)
model_configuration.children.append(submodel_configuration)
if free:
free_derived_objects(obj)
self.assets.append(asset)
return asset.id, model_configuration
def build_entities( self ): from bpy_extras.io_utils import create_derived_objects, free_derived_objects for ob in self.objects: # The object represents a mesh if ob.type == 'MESH': # get derived objects free, derived = create_derived_objects( self.scene, ob ) if derived is None: continue # create a binding entity parentEntityIdx = -1 parentArmatureObject = ob.find_armature() if parentArmatureObject is not None: parentEntityIdx = self.add_armature_entity( parentArmatureObject ) else: parentEntityIdx = self.add_node_entity( ob ) # create meshes for obDerived, objectMtx in derived: try: derivedBlenderMesh = obDerived.to_mesh( self.scene, False, 'PREVIEW' ) except: derivedBlenderMesh = None if derivedBlenderMesh: self.map_materials( derivedBlenderMesh ) meshes = [] meshName = "%s" % ob.name tamy_mesh.create_tamy_meshes( meshName, obDerived, derivedBlenderMesh, self.materialsDict, meshes ) self.add_geometry_component( obDerived, meshes, parentEntityIdx ) # cleanup if free: free_derived_objects( derivedBlenderMesh ) # The object represents a light elif ob.type == 'LAMP': self.add_light_entity( ob ) elif ob.type == 'ARMATURE': self.add_armature_entity( ob)
def exportMeshes(scene, file):
if bpy.ops.object.mode_set.poll():
bpy.ops.object.mode_set(mode='OBJECT')
mesh_objects = []
for obj in scene.objects:
free, derived = create_derived_objects(scene, obj)
if derived is None:
continue
for ob_derived, matrix in derived:
if obj.type == 'EMPTY':
pass
elif obj.type == 'LIGHT':
light = obj.data
# file.write("light: \"%s\"\n" % str(light.name))
# file.write("%s " % str(round(obj.location.x, 6)))
# file.write("%s " % str(round(obj.location.y, 6)))
# file.write("%s\n" % str(round(obj.location.z, 6)))
# file.write("%s " % str(round(light.color.r, 2)))
# file.write("%s " % str(round(light.color.g, 2)))
# file.write("%s\n" % str(round(light.color.b, 2)))
# file.write("\n")
elif obj.type in {'MESH', 'CURVE', 'SURFACE', 'FONT', 'META'}:
theMesh = ob_derived.to_mesh()
if theMesh is None:
continue
theMesh.transform(matrix)
try:
dumpMesh(theMesh, file, ob_derived)
except Exception as e:
if hasattr(e, 'message'):
errorMsg = e.message
else:
errorMsg = str(e)
sys.stderr.write(
f"Skipping mesh: '{theMesh.name}' ({errorMsg})\n")
file.write("\n")
else:
sys.stderr.write("Skipping unknown type: '%s'\n" %
str(obj.type))
if free:
free_derived_objects(obj)
def build_entities_and_materials( scene, objects, outMaterials, outEntities, outMaterialsDict, outTexturesDict, outEntitiesDict ):
from bpy_extras.io_utils import create_derived_objects, free_derived_objects
for ob in objects:
# get derived objects
free, derived = create_derived_objects(scene, ob)
if derived is None:
continue
for obDerived, objectMtx in derived:
tamyEntity = None
tamyEntityType = ''
# The object represents a mesh
if ob.type in {'MESH', 'CURVE', 'SURFACE', 'FONT', 'META'}:
try:
derivedBlenderMesh = obDerived.to_mesh( scene, True, 'PREVIEW' )
except:
derivedBlenderMesh = None
if derivedBlenderMesh:
build_materials( derivedBlenderMesh, outMaterials, outMaterialsDict, outTexturesDict )
meshes = []
meshName = "%s" % ob.name
tamy_mesh.create_tamy_meshes( meshName, derivedBlenderMesh, outMaterialsDict, meshes )
tamyEntity = tamy_entities.TamyGeometry( meshes, ob.name )
tamyEntityType = 'MESH'
# cleanup
if free:
free_derived_objects( derivedBlenderMesh )
# The object represents a light
elif ob.type == 'LAMP':
tamyEntityType = 'LIGHT'
tamyEntity = tamy_entities.TamyLight( ob.name, ob.data )
# add new entity to our list
if tamyEntity is not None:
entityIdx = len( outEntities )
outEntitiesDict[ob] = entityIdx
outEntities.append( ( tamyEntityType, obDerived, objectMtx, tamyEntity ) )
def save(
operator,
context,
filepath="",
use_selection=True,
global_matrix=None,
):
import bpy
import mathutils
import time
from bpy_extras.io_utils import create_derived_objects, free_derived_objects
"""Save the Blender scene to a 3ds file."""
# Time the export
time1 = time.clock()
#Blender.Window.WaitCursor(1)
if global_matrix is None:
global_matrix = mathutils.Matrix()
if bpy.ops.object.mode_set.poll():
bpy.ops.object.mode_set(mode='OBJECT')
# Initialize the main chunk (primary):
primary = _3ds_chunk(PRIMARY)
# Add version chunk:
version_chunk = _3ds_chunk(VERSION)
version_chunk.add_variable("version", _3ds_uint(3))
primary.add_subchunk(version_chunk)
# init main object info chunk:
object_info = _3ds_chunk(OBJECTINFO)
''' # COMMENTED OUT FOR 2.42 RELEASE!! CRASHES 3DS MAX
# init main key frame data chunk:
kfdata = make_kfdata()
'''
# Make a list of all materials used in the selected meshes (use a dictionary,
# each material is added once):
materialDict = {}
mesh_objects = []
scene = context.scene
depsgraph = context.evaluated_depsgraph_get()
if use_selection:
objects = (ob for ob in scene.objects
if ob.is_visible(scene) and ob.select)
else:
objects = (ob for ob in scene.objects if ob.is_visible(scene))
for ob in objects:
# get derived objects
free, derived = create_derived_objects(scene, ob)
if derived is None:
continue
for ob_derived, mat in derived:
if ob.type not in {'MESH', 'CURVE', 'SURFACE', 'FONT', 'META'}:
continue
ob_derived_eval = ob_derived.evaluated_get(depsgraph)
try:
data = ob_derived_eval.to_mesh()
except:
data = None
if data:
matrix = global_matrix * mat
data.transform(matrix)
mesh_objects.append((ob_derived, data, matrix))
mat_ls = data.materials
mat_ls_len = len(mat_ls)
# get material/image tuples.
if data.tessface_uv_textures:
if not mat_ls:
mat = mat_name = None
for f, uf in zip(data.tessfaces,
data.tessface_uv_textures.active.data):
if mat_ls:
mat_index = f.material_index
if mat_index >= mat_ls_len:
mat_index = f.mat = 0
mat = mat_ls[mat_index]
mat_name = None if mat is None else mat.name
# else there already set to none
img = uf.image
img_name = None if img is None else img.name
materialDict.setdefault((mat_name, img_name),
(mat, img))
else:
for mat in mat_ls:
if mat: # material may be None so check its not.
materialDict.setdefault((mat.name, None),
(mat, None))
# Why 0 Why!
for f in data.tessfaces:
if f.material_index >= mat_ls_len:
f.material_index = 0
ob_derived_eval.to_mesh_clear()
if free:
free_derived_objects(ob)
# Make material chunks for all materials used in the meshes:
for mat_and_image in materialDict.values():
object_info.add_subchunk(
make_material_chunk(mat_and_image[0], mat_and_image[1]))
# Give all objects a unique ID and build a dictionary from object name to object id:
"""
name_to_id = {}
for ob, data in mesh_objects:
name_to_id[ob.name]= len(name_to_id)
#for ob in empty_objects:
# name_to_id[ob.name]= len(name_to_id)
"""
# Create object chunks for all meshes:
i = 0
for ob, blender_mesh, matrix in mesh_objects:
# create a new object chunk
object_chunk = _3ds_chunk(OBJECT)
# set the object name
object_chunk.add_variable("name", _3ds_string(sane_name(ob.name)))
# make a mesh chunk out of the mesh:
object_chunk.add_subchunk(
make_mesh_chunk(blender_mesh, matrix, materialDict))
# ensure the mesh has no over sized arrays
# skip ones that do!, otherwise we cant write since the array size wont
# fit into USHORT.
if object_chunk.validate():
object_info.add_subchunk(object_chunk)
else:
operator.report({'WARNING'},
"Object %r can't be written into a 3DS file")
''' # COMMENTED OUT FOR 2.42 RELEASE!! CRASHES 3DS MAX
# make a kf object node for the object:
kfdata.add_subchunk(make_kf_obj_node(ob, name_to_id))
'''
if not blender_mesh.users:
bpy.data.meshes.remove(blender_mesh)
#blender_mesh.vertices = None
i += i
# Create chunks for all empties:
''' # COMMENTED OUT FOR 2.42 RELEASE!! CRASHES 3DS MAX
for ob in empty_objects:
# Empties only require a kf object node:
kfdata.add_subchunk(make_kf_obj_node(ob, name_to_id))
pass
'''
# Add main object info chunk to primary chunk:
primary.add_subchunk(object_info)
''' # COMMENTED OUT FOR 2.42 RELEASE!! CRASHES 3DS MAX
# Add main keyframe data chunk to primary chunk:
primary.add_subchunk(kfdata)
'''
# At this point, the chunk hierarchy is completely built.
# Check the size:
primary.get_size()
# Open the file for writing:
file = open(filepath, 'wb')
# Recursively write the chunks to file:
primary.write(file)
# Close the file:
file.close()
# Clear name mapping vars, could make locals too
del name_unique[:]
name_mapping.clear()
# Debugging only: report the exporting time:
#Blender.Window.WaitCursor(0)
print("3ds export time: %.2f" % (time.clock() - time1))
# Debugging only: dump the chunk hierarchy:
#primary.dump()
return {'FINISHED'}
def save(operator,
context, filepath="",
use_selection=True,
global_matrix=None,
):
import bpy
import mathutils
import time
from bpy_extras.io_utils import create_derived_objects, free_derived_objects
'''Save the Blender scene to a 3ds file.'''
# Time the export
time1 = time.clock()
# Blender.Window.WaitCursor(1)
if global_matrix is None:
global_matrix = mathutils.Matrix()
if bpy.ops.object.mode_set.poll():
bpy.ops.object.mode_set(mode='OBJECT')
# Initialize the main chunk (primary):
primary = _3ds_chunk(PRIMARY)
# Add version chunk:
version_chunk = _3ds_chunk(VERSION)
version_chunk.add_variable("version", _3ds_uint(3))
primary.add_subchunk(version_chunk)
# init main object info chunk:
object_info = _3ds_chunk(OBJECTINFO)
''' # COMMENTED OUT FOR 2.42 RELEASE!! CRASHES 3DS MAX
# init main key frame data chunk:
kfdata = make_kfdata()
'''
# Make a list of all materials used in the selected meshes (use a dictionary,
# each material is added once):
materialDict = {}
mesh_objects = []
scene = context.scene
if use_selection:
objects = (ob for ob in scene.objects if ob.is_visible(scene) and ob.select)
else:
objects = (ob for ob in scene.objects if ob.is_visible(scene))
for ob in objects:
# get derived objects
free, derived = create_derived_objects(scene, ob)
if derived is None:
continue
for ob_derived, mat in derived:
if ob.type not in {'MESH', 'CURVE', 'SURFACE', 'FONT', 'META'}:
continue
try:
data = ob_derived.to_mesh(scene, True, 'PREVIEW')
except:
data = None
if data:
matrix = global_matrix * mat
data.transform(matrix)
mesh_objects.append((ob_derived, data, matrix))
mat_ls = data.materials
mat_ls_len = len(mat_ls)
# get material/image tuples.
if data.tessface_uv_textures:
if not mat_ls:
mat = mat_name = None
for f, uf in zip(data.tessfaces, data.tessface_uv_textures.active.data):
if mat_ls:
mat_index = f.material_index
if mat_index >= mat_ls_len:
mat_index = f.mat = 0
mat = mat_ls[mat_index]
mat_name = None if mat is None else mat.name
# else there already set to none
img = uf.image
img_name = None if img is None else img.name
materialDict.setdefault((mat_name, img_name), (mat, img))
else:
for mat in mat_ls:
if mat: # material may be None so check its not.
materialDict.setdefault((mat.name, None), (mat, None))
# Why 0 Why!
for f in data.tessfaces:
if f.material_index >= mat_ls_len:
f.material_index = 0
if free:
free_derived_objects(ob)
# Make material chunks for all materials used in the meshes:
for mat_and_image in materialDict.values():
object_info.add_subchunk(make_material_chunk(mat_and_image[0], mat_and_image[1]))
# Give all objects a unique ID and build a dictionary from object name to object id:
"""
name_to_id = {}
for ob, data in mesh_objects:
name_to_id[ob.name]= len(name_to_id)
#for ob in empty_objects:
# name_to_id[ob.name]= len(name_to_id)
"""
# Create object chunks for all meshes:
i = 0
for ob, blender_mesh, matrix in mesh_objects:
# create a new object chunk
object_chunk = _3ds_chunk(OBJECT)
# set the object name
object_chunk.add_variable("name", _3ds_string(sane_name(ob.name)))
# make a mesh chunk out of the mesh:
object_chunk.add_subchunk(make_mesh_chunk(blender_mesh, matrix, materialDict))
# ensure the mesh has no over sized arrays
# skip ones that do!, otherwise we cant write since the array size wont
# fit into USHORT.
if object_chunk.validate():
object_info.add_subchunk(object_chunk)
else:
operator.report({'WARNING'}, "Object %r can't be written into a 3DS file")
''' # COMMENTED OUT FOR 2.42 RELEASE!! CRASHES 3DS MAX
# make a kf object node for the object:
kfdata.add_subchunk(make_kf_obj_node(ob, name_to_id))
'''
if not blender_mesh.users:
bpy.data.meshes.remove(blender_mesh)
# blender_mesh.vertices = None
i += i
# Create chunks for all empties:
''' # COMMENTED OUT FOR 2.42 RELEASE!! CRASHES 3DS MAX
for ob in empty_objects:
# Empties only require a kf object node:
kfdata.add_subchunk(make_kf_obj_node(ob, name_to_id))
pass
'''
# Add main object info chunk to primary chunk:
primary.add_subchunk(object_info)
''' # COMMENTED OUT FOR 2.42 RELEASE!! CRASHES 3DS MAX
# Add main keyframe data chunk to primary chunk:
primary.add_subchunk(kfdata)
'''
# At this point, the chunk hierarchy is completely built.
# Check the size:
primary.get_size()
# Open the file for writing:
file = open(filepath, 'wb')
# Recursively write the chunks to file:
primary.write(file)
# Close the file:
file.close()
# Clear name mapping vars, could make locals too
name_unique[:] = []
name_mapping.clear()
# Debugging only: report the exporting time:
# Blender.Window.WaitCursor(0)
print("3ds export time: %.2f" % (time.clock() - time1))
# Debugging only: dump the chunk hierarchy:
#primary.dump()
return {'FINISHED'}
def export_object(obj_main_parent, obj_main, obj_children):
"""Export Object Hierarchy (recursively called)."""
matrix_fallback = mathutils.Matrix()
world = scene.world
free, derived = create_derived_objects(scene, obj_main)
obj_main_matrix_world = obj_main.matrix_world
if obj_main_parent:
obj_main_matrix = obj_main_parent.matrix_world.inverted(matrix_fallback) * obj_main_matrix_world
else:
obj_main_matrix = obj_main_matrix_world
obj_main_matrix_world_invert = obj_main_matrix_world.inverted(matrix_fallback)
obj_main_id = unique_name(obj_main, obj_main.name, uuid_cache_object, clean_func=slugify, sep='_')
(skipUselessTransform, supplementaryCurvyBracket) = write_transform_begin(obj_main, obj_main_matrix if obj_main_parent else global_matrix * obj_main_matrix, obj_main_id)
for obj, obj_matrix in (() if derived is None else derived):
obj_type = obj.type
obj_matrix = obj_main_matrix_world_invert * obj_matrix # Make transform node relative.
if obj_type in {'MESH', 'CURVE', 'SURFACE', 'FONT'}:
if (obj_type != 'MESH') or (use_mesh_modifiers and obj.is_modified(scene, 'PREVIEW')):
me = obj.to_mesh(scene, use_mesh_modifiers, 'PREVIEW')
do_remove = True
else:
me = obj.data
do_remove = False
if me is not None:
# ensure unique name, we could also do this by
# postponing mesh removal, but clearing data - TODO
if do_remove:
me.name = obj.name.rstrip('1234567890').rstrip('.')
me_name_new = me_name_org = me.name
count = 0
while me_name_new in mesh_name_set:
me.name = '%.17s.%03d' % (me_name_org, count)
me_name_new = me.name
count += 1
mesh_name_set.add(me_name_new)
del me_name_new, me_name_org, count
write_indexed_face_set(obj, me, obj_matrix, world)
# Rree mesh created with create_mesh()
if do_remove:
bpy.data.meshes.remove(me)
else:
# print('Info: Ignoring [%s], object type [%s] not handle yet' % (object.name,object.getType))
pass
if free:
free_derived_objects(obj_main)
# Write out children recursively
for obj_child, obj_child_children in obj_children:
export_object(obj_main, obj_child, obj_child_children)
if not skipUselessTransform:
write_transform_end(supplementaryCurvyBracket)
def save(
operator,
context,
filepath="",
use_selection=True,
enable_corona=False,
enable_flares=True,
enable_environment=True,
center_objects_to_origin=False,
):
import bpy
import mathutils
import time
from bpy_extras.io_utils import create_derived_objects, free_derived_objects
#get the folder where file will be saved and add a log in that folder
workingpath = '\\'.join(filepath.split('\\')[0:-1])
log_file = open(workingpath + "//export-log.txt", 'a')
# Time the export
time1 = time.clock()
date = datetime.datetime.now()
log_file.write("Started exporting on " +
date.strftime("%d-%m-%Y %H:%M:%S") + "\n" + "File path: " +
filepath + "\n")
global_matrix = mathutils.Matrix()
if bpy.ops.object.mode_set.poll():
bpy.ops.object.mode_set(mode='OBJECT')
# Make a list of all materials used in the selected meshes
materials_list = ["colwhite"]
mesh_objects = []
lamp_objects = []
collfound = False
shadfound = False
meshes_list = ""
scene = context.scene
if use_selection:
objects = (ob for ob in scene.objects
if ob.is_visible(scene) and ob.select)
else:
objects = (ob for ob in scene.objects if ob.is_visible(scene))
for ob in objects:
free, derived = create_derived_objects(scene, ob)
if derived is None:
continue
for ob_derived, mat in derived:
if ob.type == 'MESH':
try:
data = ob_derived.to_mesh(scene, True, 'PREVIEW')
except:
data = None
if "mainshad" in ob.name: shadfound = True
elif "maincoll" in ob.name: collfound = True
meshes_list += ob.name + " "
if data:
matrix = global_matrix * mat
data.transform(matrix)
mesh_objects.append((ob_derived, data, matrix))
mat_ls = data.materials
mat_ls_len = len(mat_ls)
# get material/image tuples.
if data.tessface_uv_textures:
if not mat_ls:
mat = mat_name = None
for f, uf in zip(
data.tessfaces,
data.tessface_uv_textures.active.data):
if mat_ls:
mat_index = f.material_index
if mat_index >= mat_ls_len:
mat_index = f.mat = 0
mat = mat_ls[mat_index]
mat_name = None if mat is None else mat.name
# else there already set to none
if mat_name not in materials_list:
materials_list.append(mat_name)
else:
log_file.write("No UVs found on mesh" + str(ob.name) +
". Using default UVs.\n")
for mat in mat_ls:
if mat: # material may be None so check its not.
if mat.name not in materials_list:
materials_list.append(mat.name)
# Why 0 Why!
for f in data.tessfaces:
if f.material_index >= mat_ls_len:
f.material_index = 0
if ob.type == 'LAMP':
lamp_objects.append(ob)
if free:
free_derived_objects(ob)
#write all the meshes list into the log, so we can use it when setting up the carinfo.cca
log_file.write("Meshes: " + meshes_list + "\n")
# Initialize the main chunk (primary):
primary = _3ds_chunk(sane_name("P3D"), write_size=False)
tex = _3ds_chunk(sane_name("TEX"))
tex_array = _3ds_bytearray()
for m in materials_list:
tex_array.add(_3ds_string(sane_name(m + ".tga")))
tex.add_variable("textures", tex_array)
lights = _3ds_chunk(sane_name("LIGHTS"))
lights_array = _3ds_array()
for l in lamp_objects:
lamp = _3ds_unnamed_chunk()
lamp.add_variable("name", _3ds_string(sane_name(l.name)))
pos = l.matrix_world.to_translation()
lamp.add_variable("pos", _3ds_point_3d((pos[0], pos[2], pos[1])))
lamp.add_variable("range", _3ds_float(l.data.energy))
lamp.add_variable(
"color",
_3ds_uint(
int(
'%02x%02x%02x' %
(int(l.data.color[0] * 255), int(l.data.color[1] * 255),
int(l.data.color[2] * 255)), 16)))
lamp.add_variable("corona", _3ds_byte(int(enable_corona)))
lamp.add_variable("flares", _3ds_byte(int(enable_flares)))
lamp.add_variable("environment", _3ds_byte(int(enable_environment)))
lights_array.add(lamp)
lights.add_variable("lights", lights_array)
meshes = _3ds_chunk(sane_name("MESHES"))
meshes_array = _3ds_array()
length = 0.0
height = 0.0
depth = 0.0
objcenterx = 0.0
objcentery = 0.0
objcenterz = 0.0
#we have to get the main meshes dimensions before
#we save all the other meshes, so we could properly center them if needed
for ob, blender_mesh, matrix in mesh_objects:
if ob.name == "main":
v = blender_mesh.vertices[0].co
lowx = v[0]
highx = v[0]
lowy = v[1]
highy = v[1]
lowz = v[2]
highz = v[2]
for vert in blender_mesh.vertices:
pos = vert.co
if pos[0] < lowx: lowx = pos[0]
elif pos[0] > highx: highx = pos[0]
if pos[1] < lowy: lowy = pos[1]
elif pos[1] > highy: highy = pos[1]
if pos[2] < lowz: lowz = pos[2]
elif pos[2] > highz: highz = pos[2]
length = highx - lowx
height = highz - lowz
depth = highy - lowy
objcenterx = (highx + lowx) / 2
objcentery = (highy + lowy) / 2
objcenterz = (highz + lowz) / 2
for ob, blender_mesh, matrix in mesh_objects:
submesh = _3ds_chunk(sane_name("SUBMESH"))
# Extract the triangles from the mesh:
tri_list = extract_triangles(blender_mesh, materials_list)
material_size = []
for i in range(len(materials_list)):
material_size.append(0)
polys = _3ds_array()
for tri in tri_list:
poly = _3ds_unnamed_chunk()
n = materials_list.index(blender_mesh.materials[tri.mat].name)
material_size[n] += 1
poly.add_variable("p1", _3ds_short(tri.vertex_index[0]))
poly.add_variable("uv1", _3ds_point_uv(tri.faceuvs[0]))
poly.add_variable("p2", _3ds_short(tri.vertex_index[2]))
poly.add_variable("uv2", _3ds_point_uv(tri.faceuvs[2]))
poly.add_variable("p3", _3ds_short(tri.vertex_index[1]))
poly.add_variable("uv3", _3ds_point_uv(tri.faceuvs[1]))
polys.add(poly)
flags = 0
#if "coll" not in ob.name and "shad" not in ob.name: flags = flags | 2
if "shad" in ob.name: flags = flags | 4
elif "coll" in ob.name: flags = flags | 8
elif "main" in ob.name:
flags = flags | 3
if shadfound == False:
flags = flags | 4
log_file.write(
"! shadow mesh was not found, using main mesh for shadow.\n"
)
if collfound == False:
flags = flags | 8
log_file.write(
"! collision mesh was not found, using main mesh for collisions.\n"
)
else:
flags = flags | 2
#for some reason these are not used?
"""if "det_" in ob.name: flags = flags | 16
if "gls_" in ob.name: flags = flags | 32
if "plas_" in ob.name: flags = flags | 64
if "wood_" in ob.name: flags = flags | 128
if "metl_" in ob.name: flags = flags | 256
if "expl_" in ob.name: flags = flags | 256 #????
if "headl_" in ob.name: flags = flags | 1024
if "brakel_" in ob.name: flags = flags | 2048"""
submesh.add_variable("name", _3ds_string(sane_name(ob.name)))
submesh.add_variable("flags", _3ds_uint(flags))
v = blender_mesh.vertices[0].co
lowx = v[0]
highx = v[0]
lowy = v[1]
highy = v[1]
lowz = v[2]
highz = v[2]
vertices = _3ds_array()
#find dimensions of every mesh
for vert in blender_mesh.vertices:
pos = vert.co
if pos[0] < lowx: lowx = pos[0]
elif pos[0] > highx: highx = pos[0]
if pos[1] < lowy: lowy = pos[1]
elif pos[1] > highy: highy = pos[1]
if pos[2] < lowz: lowz = pos[2]
elif pos[2] > highz: highz = pos[2]
#construct vertices array
for vert in blender_mesh.vertices:
pos = vert.co
if (center_objects_to_origin == True):
vertices.add(
_3ds_point_3d((pos[0] - (highx + lowx) / 2,
pos[2] - (highz + lowz) / 2,
pos[1] - (highy + lowy) / 2)))
else:
vertices.add(_3ds_point_3d((pos[0], pos[2], pos[1])))
#construct mesh positions array
pos = ob.matrix_world.to_translation()
if (center_objects_to_origin == True):
submesh.add_variable(
"pos",
_3ds_point_3d(((highx + lowx) / 2 - objcenterx,
(highz + lowz) / 2 - objcenterz,
(highy + lowy) / 2 - objcentery)))
else:
submesh.add_variable("pos", _3ds_point_3d(
(pos[0], pos[2], pos[1])))
#save mesh dimensions
submesh.add_variable("Length", _3ds_float(highx - lowx))
submesh.add_variable("Height", _3ds_float(highz - lowz))
submesh.add_variable("Depth", _3ds_float(highy - lowy))
s = 0
for i in range(len(materials_list)):
submesh.add_variable("texstart", _3ds_short(s))
submesh.add_variable("numflat", _3ds_short(0))
submesh.add_variable("numflatmetal", _3ds_short(0))
submesh.add_variable("gourad", _3ds_short(material_size[i]))
submesh.add_variable("gouradmetal", _3ds_short(0))
submesh.add_variable("gouradmetalenv", _3ds_short(0))
submesh.add_variable("shining", _3ds_short(0))
s += material_size[i]
submesh.add_variable("vertices", vertices)
submesh.add_variable("polygons", polys)
if submesh.validate():
meshes_array.add(submesh)
else:
operator.report({'WARNING'},
"Object %r can't be written into a 3DS file")
if not blender_mesh.users:
bpy.data.meshes.remove(blender_mesh)
meshes.add_variable("meshes", meshes_array)
user = _3ds_chunk(sane_name("USER"))
user.add_variable("userdatasize", _3ds_uint(0))
user.add_variable("userdata", _3ds_stringtag(sane_name("")))
primary.add_variable("version", _3ds_byte(2))
primary.add_variable("Length", _3ds_float(length))
primary.add_variable("Height", _3ds_float(height))
primary.add_variable("Depth", _3ds_float(depth))
primary.add_subchunk(tex)
primary.add_subchunk(lights)
primary.add_subchunk(meshes)
primary.add_subchunk(user)
#calculate all the sizes
primary.get_size()
# Open the file for writing:
file = open(filepath, 'wb')
# Recursively write the chunks to file:
primary.write(file)
# Close the file:
file.close()
# Clear name mapping vars, could make locals too
del name_unique[:]
name_mapping.clear()
print("p3d export time: %.2f" % (time.clock() - time1))
log_file.write("Finished p3d export. Time taken: %.2f \n\n\n" %
(time.clock() - time1))
log_file.close()
return {'FINISHED'}
def save(
context,
filepath,
*,
use_selection=True,
global_matrix=None,
):
##
import bpy
import mathutils
import struct
import bmesh
from bpy_extras.io_utils import create_derived_objects, free_derived_objects
##
file = open(filepath, 'wb')
##
depsgraph = context.evaluated_depsgraph_get()
scene = context.scene
#exit edit mode
if bpy.ops.object.mode_set.poll():
bpy.ops.object.mode_set(mode='OBJECT')
frame = scene.frame_current
if use_selection:
objects = context.selected_objects
else:
objects = scene.objects
if global_matrix is None:
global_matrix = mathutils.Matrix()
mesh_objects = []
print(f"Processing {len(objects)} objects...")
for ob in objects:
print(f"Object type: {ob.type}")
if ob.type not in {'MESH', 'CURVE', 'SURFACE', 'FONT', 'META'}:
continue
# get derived ojects
free, derived = create_derived_objects(scene, ob)
if derived is None:
continue
print(f"Processing {len(derived)} derived objects...")
for ob_derived, mat in derived:
try:
data = ob_derived.evaluated_get(depsgraph).to_mesh()
except:
data = None
if data:
print("Got data...")
matrix = global_matrix @ mat
data.transform(matrix)
mesh_objects.append((ob_derived, data, matrix))
if free:
free_derived_objects(ob)
faces = []
vertices = []
submeshes = []
print(f"Processing {len(mesh_objects)} mesh objects...")
for ob, blender_mesh, matrix in mesh_objects:
submeshOffset = len(faces) * 3
submeshCount = 0
# explicitly triangulate the mesh
bm = bmesh.new()
bm.from_mesh(blender_mesh)
bmesh.ops.triangulate(bm, faces=bm.faces[:])
bm.to_mesh(blender_mesh)
bm.free()
blender_mesh.calc_loop_triangles()
blender_mesh.calc_tangents()
for i, face in enumerate(blender_mesh.loop_triangles):
faceVertices = []
for vertIdx, loopIdx in zip(face.vertices, face.loops):
position = (-blender_mesh.vertices[vertIdx].co.x,
blender_mesh.vertices[vertIdx].co.y,
blender_mesh.vertices[vertIdx].co.z)
normal = (-blender_mesh.vertices[vertIdx].normal.x,
blender_mesh.vertices[vertIdx].normal.y,
blender_mesh.vertices[vertIdx].normal.z)
tangent = (blender_mesh.loops[loopIdx].tangent.x,
blender_mesh.loops[loopIdx].tangent.y,
blender_mesh.loops[loopIdx].tangent.z)
uvLayer0 = blender_mesh.uv_layers.active.data
uvs = (uvLayer0[loopIdx].uv[0], uvLayer0[loopIdx].uv[1])
faceVertices.append(
Vertex(vertIdx, position, normal, tangent, uvs))
submeshCount = submeshCount + 1
faces.append(Face(faceVertices))
submeshes.append(Submesh(submeshOffset, submeshCount))
print(
f"Added submesh with offset = {submeshOffset}, count = {submeshCount}"
)
##
indices = []
indexMap = {}
for f in faces:
ind = []
for v in f.vertices:
vTuple = v.get_tuple()
if vTuple in indexMap:
ind.append(indexMap[vTuple])
else:
ind.append(len(vertices))
indexMap[vTuple] = len(vertices)
vertices.append(v)
indices.append(ind[0])
indices.append(ind[2])
indices.append(ind[1])
# write header
numIndices = len(indices)
formatSpecifier = None
if numIndices <= 256:
formatSpecifier = '<B'
indexFormat = IndexFormat.UINT8
else:
if numIndices > 0xffff:
formatSpecifier = '<I'
indexFormat = IndexFormat.UINT32
else:
formatSpecifier = '<H'
indexFormat = IndexFormat.UINT16
file.write(
struct.pack('<B', int(VertexFormat.POSITION_NORMAL_TANGENT_TEXCOORD0)))
file.write(struct.pack(
'<B', int(indexFormat))) # @NOTE assumption of 2 byte indices
file.write(struct.pack('<Q', len(vertices)))
file.write(struct.pack('<Q', numIndices))
file.write(struct.pack('<I', len(submeshes)))
# write bounding box
bbox = AABB(
Vec3(vertices[0].position[0], vertices[0].position[1],
vertices[0].position[2]),
Vec3(vertices[0].position[0], vertices[0].position[1],
vertices[0].position[2]))
for v in vertices:
if v.position[0] < bbox.min.x:
bbox.min.x = v.position[0]
if v.position[1] < bbox.min.y:
bbox.min.y = v.position[1]
if v.position[2] < bbox.min.z:
bbox.min.z = v.position[2]
if v.position[0] > bbox.max.x:
bbox.max.x = v.position[0]
if v.position[1] > bbox.max.y:
bbox.max.y = v.position[1]
if v.position[2] > bbox.max.z:
bbox.max.z = v.position[2]
file.write(struct.pack('<f', bbox.max.x))
file.write(struct.pack('<f', bbox.max.y))
file.write(struct.pack('<f', bbox.max.z))
file.write(struct.pack('<f', bbox.min.x))
file.write(struct.pack('<f', bbox.min.y))
file.write(struct.pack('<f', bbox.min.z))
print(
f"Writing mesh with {len(vertices)} vertices, {len(indices)} indices, {len(submeshes)} submeshes."
)
# write vertices
for i, v in enumerate(vertices):
# position
file.write(struct.pack('<f', v.position[0]))
file.write(struct.pack('<f', v.position[1]))
file.write(struct.pack('<f', v.position[2]))
# normal
file.write(struct.pack('<f', v.normal[0]))
file.write(struct.pack('<f', v.normal[1]))
file.write(struct.pack('<f', v.normal[2]))
# tangent
file.write(struct.pack('<f', v.tangent[0]))
file.write(struct.pack('<f', v.tangent[1]))
file.write(struct.pack('<f', v.tangent[2]))
file.write(struct.pack('<f', 0))
# uvs
file.write(struct.pack('<f', v.uvs[0]))
file.write(struct.pack('<f', v.uvs[1]))
# write indices
for i in indices:
file.write(struct.pack(formatSpecifier, i))
# write submeshes
for submesh in submeshes:
print(
f"Write submesh with offset = {submesh.offset}, count = {submesh.count}"
)
file.write(struct.pack('<Q', submesh.offset))
file.write(struct.pack('<Q', submesh.count))
file.close()
return {'FINISHED'}
def exportMesh(scene, filepath=""):
if bpy.ops.object.mode_set.poll():
bpy.ops.object.mode_set(mode='OBJECT')
# Make a list of all materials used in the selected meshes (use a dictionary,
# each material is added once):
materialDict = {}
mesh_objects = []
objects = (ob for ob in scene.objects if ob.is_visible(scene))
for ob in objects:
# get derived objects
free, derived = create_derived_objects(scene, ob)
if derived is None:
continue
for ob_derived, mat in derived:
if ob.type not in {'MESH', 'CURVE', 'SURFACE', 'FONT', 'META'}:
continue
try:
data = ob_derived.to_mesh(scene, True, 'PREVIEW')
except:
data = None
if data:
matrix = mat
data.transform(matrix)
mesh_objects.append((ob_derived, data, matrix))
mat_ls = data.materials
mat_ls_len = len(mat_ls)
# get material/image tuples.
if data.tessface_uv_textures:
if not mat_ls:
mat = mat_name = None
for f, uf in zip(data.tessfaces,
data.tessface_uv_textures.active.data):
if mat_ls:
mat_index = f.material_index
if mat_index >= mat_ls_len:
mat_index = f.mat = 0
mat = mat_ls[mat_index]
mat_name = None if mat is None else mat.name
# else there already set to none
img = uf.image
img_name = None if img is None else img.name
materialDict.setdefault((mat_name, img_name),
(mat, img))
else:
for mat in mat_ls:
if mat: # material may be None so check its not.
materialDict.setdefault((mat.name, None),
(mat, None))
# Why 0 Why!
for f in data.tessfaces:
if f.material_index >= mat_ls_len:
f.material_index = 0
if free:
free_derived_objects(ob)
assert (len(mesh_objects) == 1)
# Create object chunks for all meshes:
(ob, blender_mesh, matrix) = mesh_objects[0]
# make a mesh chunk out of the mesh:
dumpMesh(blender_mesh, filepath)
def save(operator, context, filepath="", use_selection=True, global_matrix=None):
file = open(filepath, 'wb')
import bpy
import mathutils
import struct
import bmesh
from bpy_extras.io_utils import create_derived_objects, free_derived_objects
if global_matrix is None:
global_matrix = mathutils.Matrix()
mesh_objects = []
scene = context.scene
if use_selection:
objects = (ob for ob in scene.objects if ob.is_visible(scene) and ob.select)
else:
objects = (ob for ob in scene.objects if ob.is_visible(scene))
for ob in objects:
# get derived objects
free, derived = create_derived_objects(scene, ob)
if derived is None:
continue
for ob_derived, mat in derived:
if ob.type not in {'MESH', 'CURVE', 'SURFACE', 'FONT', 'META'}:
continue
try:
data = ob_derived.to_mesh(scene, True, 'PREVIEW')
except:
data = None
if data:
matrix = global_matrix * mat
data.transform(matrix)
mesh_objects.append((ob_derived, data, matrix))
if free:
free_derived_objects(ob)
# write number of meshes
file.write(struct.pack('<I', len(mesh_objects)))
id = 0
for ob, blender_mesh, matrix in mesh_objects:
# convert all faces to triangles and extract UVs
bm = bmesh.new()
bm.from_mesh(blender_mesh)
bmesh.ops.triangulate(bm, faces=bm.faces[:], quad_method=0, ngon_method=0)
bm.verts.index_update()
bm.to_mesh(blender_mesh)
bm.free()
blender_mesh.calc_normals() # calculate normals
blender_mesh.update(calc_tessface=True)
# extract faces
faces = []
for i, face in enumerate(blender_mesh.tessfaces):
faceVertices = []
for n, vertIdx in enumerate(face.vertices):
position = (blender_mesh.vertices[vertIdx].co.x, blender_mesh.vertices[vertIdx].co.y, blender_mesh.vertices[vertIdx].co.z)
normal = (blender_mesh.vertices[vertIdx].normal.x, blender_mesh.vertices[vertIdx].normal.y, blender_mesh.vertices[vertIdx].normal.z)
tex = blender_mesh.tessface_uv_textures[0]
uvs = (tex.data[i].uv[n][0], tex.data[i].uv[n][1])
blendWeights = [1.0, 0.0, 0.0, 0.0]
blendIndices = [0, 0, 0, 0]
groups = sorted(blender_mesh.vertices[vertIdx].groups, key=lambda item: item.weight, reverse=True)
sumweights = 0
for g, group in enumerate(groups):
if g > 3:
break
sumweights += group.weight
for g, group in enumerate(groups)
if g > 3:
print("data loss: vertex with more than 4 bones assigned")
break
blendWeights[g] = group.weight/sumweights
blendIndices[g] = ArmatureList[0].object.data.bones.find(objpar)
faceVertices.append(Vertex(vertIdx, position, normal, uvs, blendWeights, blendIndices))
faces.append(Face(faceVertices))
vertices = []
indices = []
indexMap = {}
for f in faces:
ind = []
for v in f.vertices:
vTuple = v.get_tuple()
if vTuple in indexMap:
ind.append(indexMap[vTuple])
else:
ind.append(len(vertices))
indexMap[vTuple] = len(vertices)
vertices.append(v)
indices.append(ind[0])
indices.append(ind[1])
indices.append(ind[2])
# write submesh id
file.write(struct.pack('<I', id))
# write number of vertices
file.write(struct.pack('<I', len(vertices)))
# write interleaved vertex data as (position)(normal)(uvs)
for i, v in enumerate(vertices):
# position
file.write(struct.pack('<f', v.position[0]))
file.write(struct.pack('<f', v.position[1]))
file.write(struct.pack('<f', v.position[2]))
# normal
file.write(struct.pack('<f', v.normal[0]))
file.write(struct.pack('<f', v.normal[1]))
file.write(struct.pack('<f', v.normal[2]))
# uvs
file.write(struct.pack('<f', v.uvs[0]))
file.write(struct.pack('<f', v.uvs[1]))
# blend weights
file.write(struct.pack('<f', v.blendWeights[0]))
file.write(struct.pack('<f', v.blendWeights[1]))
file.write(struct.pack('<f', v.blendWeights[2]))
file.write(struct.pack('<f', v.blendWeights[3]))
# blend indices
file.write(struct.pack('<I', v.blendIndices[0]))
file.write(struct.pack('<I', v.blendIndices[1]))
file.write(struct.pack('<I', v.blendIndices[2]))
file.write(struct.pack('<I', v.blendIndices[3]))
# write indices
file.write(struct.pack('<I', len(indices)))
for i in indices:
file.write(struct.pack('<I', i))
id = id + 1
file.close()
return {'FINISHED'}
