def ik_target_mat(name, index, src):
mat = Matrix.Translation(Vector(src[0:3]))
quat = Quaternion(src[3:7])
mat = mat @ quat.to_matrix().to_4x4()
src = src[7:]
ctl_mat = Matrix.Translation(Vector(src[0:3]))
ctl_quat = Quaternion(src[3:7])
ctl_mat = ctl_mat @ ctl_quat.to_matrix().to_4x4()
ctl_scale = Matrix.Scale(src[7], 4, (1, 0, 0))
ctl_scale @= Matrix.Scale(src[8], 4, (0, 1, 0))
ctl_scale @= Matrix.Scale(src[9], 4, (0, 0, 1))
ctl_mat = ctl_mat @ ctl_scale
obj = bpy.data.objects[name]
s = obj.animation_retarget_state
limb = s.ik_limbs[index]
mapping = s.get_mapping_for_target(limb.target_bone)
src_arma, src_pose = s.get_pose_and_arma_bone('source', mapping.source)
dest_arma, dest_pose = s.get_pose_and_arma_bone('target', mapping.target)
src_world_mat = loc_mat(s.source.matrix_world).inverted() @ s.source.matrix_world
src_ref_mat = s.source.matrix_world @ loc_mat(src_arma.matrix_local)
src_rot_mat = rot_mat(s.source.matrix_world) @ rot_mat(src_arma.matrix_local)
dest_rest_mat = data_to_matrix4x4(mapping.rest)
dest_rot_mat = rot_mat(s.target.matrix_world) @ rot_mat(dest_rest_mat)
diff_rot_mat = src_rot_mat.inverted() @ dest_rot_mat
mat = src_world_mat @ src_ref_mat.inverted() @ loc_mat(dest_rest_mat) @ ctl_mat @ mat @ diff_rot_mat
return mat
def createBones(bones, name):
direction = Vector((.01, .01, .01))
origin = (0, 0, 0)
bpy.ops.object.add(type='ARMATURE', enter_editmode=True, location=origin)
ob = bpy.context.object
ob.show_x_ray = True
ob.name = name
amt = ob.data
amt.name = name + 'Amt'
amt.show_axes = True
bpy.ops.object.mode_set(mode='EDIT')
for (idx, name, pidx, pos, rot_) in bones:
rot = Quaternion(rot_)
bone = amt.edit_bones.new(str(idx))
bone.head = Vector(origin)
bone.tail = direction
m = Matrix()
if pidx != -1:
pname = bones[pidx][1]
parent = amt.edit_bones[str(pidx)]
bone.parent = parent
P = parent.matrix
R = rot.to_matrix().to_4x4()
T = Matrix().Translation(pos)
m = P * T * R
else:
R = rot.to_matrix().to_4x4()
T = Matrix().Translation(pos)
m = T * R
bone.matrix = m
bpy.ops.object.mode_set(mode='OBJECT')
return ob
def apply_rot(self, frame, bone):
if bone is None:
return
values = self.getValue(frame)
for i in range(len(self.Channels)):
if isinstance(self.Channels[i], ChannelCachedQuaternion1):
cached = self.Channels[i]
val = cached.getValue(frame, values)
if cached.quatIndex == 0:
values = [ val, values[0], values[1], values[2], 0 ]
elif cached.quatIndex == 1:
values = [ values[0], val, values[1], values[2], 0 ]
elif cached.quatIndex == 2:
values = [ values[0], values[1], val, values[2], 0 ]
elif cached.quatIndex == 3:
values = [ values[0], values[1], values[2], val, 0 ]
rotation = Quaternion((values[3], values[0], values[1], values[2]))
if bone.bone.parent is not None:
rotation = bone.bone.convert_local_to_pose(rotation.to_matrix().to_4x4(), bone.bone.matrix.to_4x4(), parent_matrix=bone.bone.parent.matrix_local.to_4x4(), invert=True)
else:
rotation = bone.bone.convert_local_to_pose(rotation.to_matrix().to_4x4(), bone.bone.matrix.to_4x4(), invert=True)
bone.rotation_quaternion = rotation.to_quaternion()
bone.keyframe_insert(data_path="rotation_quaternion", frame=frame)
def loadMhpFile(context, filepath):
ob = context.object
rig = ob.parent
scn = context.scene
if rig and rig.type == 'ARMATURE':
(pname, ext) = os.path.splitext(filepath)
mhppath = pname + ".mhp"
fp = open(mhppath, "rU")
for line in fp:
words = line.split()
if len(words) < 5:
continue
elif words[1] == "quat":
q = Quaternion((float(words[2]), float(words[3]), float(words[4]), float(words[5])))
mat = q.to_matrix().to_4x4()
pb = rig.pose.bones[words[0]]
pb.matrix_basis = mat
elif words[1] == "gquat":
q = Quaternion((float(words[2]), float(words[3]), float(words[4]), float(words[5])))
mat = q.to_matrix().to_4x4()
maty = mat[1].copy()
matz = mat[2].copy()
mat[1] = -matz
mat[2] = maty
pb = rig.pose.bones[words[0]]
pb.matrix_basis = pb.bone.matrix_local.inverted() * mat
fp.close()
print("Mhp file %s loaded" % mhppath)
def set_bone_transforms(self, bone, node, parent):
obj = bpy.data.objects[self.blender_armature_name]
delta = Quaternion((0.7071068286895752, 0.7071068286895752, 0.0, 0.0))
mat = Matrix()
if parent is None:
transform = node.get_transforms()
mat = transform * delta.to_matrix().to_4x4()
else:
if not self.gltf.scene.nodes[
parent].is_joint: # TODO if Node in another scene
transform = node.get_transforms()
mat = transform * delta.to_matrix().to_4x4()
else:
transform = node.get_transforms()
parent_mat = obj.data.edit_bones[self.gltf.scene.nodes[
parent].blender_bone_name].matrix # Node in another scene
mat = (parent_mat.to_quaternion() * delta.inverted() *
transform.to_quaternion() * delta).to_matrix().to_4x4()
mat = Matrix.Translation(parent_mat.to_translation() +
(parent_mat.to_quaternion() *
delta.inverted() *
transform.to_translation())) * mat
#TODO scaling of bones
bone.matrix = mat
return bone.matrix
def transform_rotation(rotation: Quaternion,
transform: Matrix = Matrix.Identity(4),
need_rotation_correction: bool = False) -> Quaternion:
"""Transform rotation."""
rotation.normalize()
correction = Quaternion((2**0.5 / 2, -2**0.5 / 2, 0.0, 0.0))
m = rotation.to_matrix().to_4x4()
if need_rotation_correction:
m @= correction.to_matrix().to_4x4()
m = transform @ m
return m.to_quaternion()
def calc_pose_mats(iqmodel, iqpose, bone_axis):
loc_pose_mat = [None] * len(iqmodel.bones)
abs_pose_mat = [None] * len(iqmodel.bones)
recalc = False
# convert pose to local matrix and compute absolute matrix
for n in range(len(iqmodel.bones)):
iqbone = iqmodel.bones[n]
pose_pos = iqpose[n].translate
pose_rot = iqpose[n].rotate
pose_scale = iqpose[n].scale
local_pos = Vector(pose_pos)
local_rot = Quaternion(
(pose_rot[3], pose_rot[0], pose_rot[1], pose_rot[2]))
local_scale = Vector(pose_scale)
mat_pos = Matrix.Translation(local_pos)
mat_rot = local_rot.to_matrix().to_4x4()
mat_scale = Matrix.Scale(local_scale.x, 3).to_4x4()
loc_pose_mat[n] = mat_pos * mat_rot * mat_scale
if iqbone.parent >= 0:
abs_pose_mat[n] = abs_pose_mat[iqbone.parent] * loc_pose_mat[n]
else:
abs_pose_mat[n] = loc_pose_mat[n]
# Remove negative scaling from bones.
# Due to numerical instabilities in blender's matrix <-> head/tail/roll math
# this isn't always stable when the bones are in the X axis. If the bones
# end up rotated 90 degrees from what they should be, that's the reason.
for n in range(len(iqmodel.bones)):
if abs_pose_mat[n].is_negative:
if not hasattr(iqmodel, 'abs_bind_mat'):
print("warning: removing negative scale in bone",
iqmodel.bones[n].name)
abs_pose_mat[n] = abs_pose_mat[n] * Matrix.Scale(-1, 4)
recalc = True
# flip bone axis (and recompute local matrix if needed)
if bone_axis == 'X':
axis_flip = Matrix.Rotation(math.radians(-90), 4, 'Z')
abs_pose_mat = [m * axis_flip for m in abs_pose_mat]
recalc = True
if bone_axis == 'Z':
axis_flip = Matrix.Rotation(math.radians(-90), 4, 'X')
abs_pose_mat = [m * axis_flip for m in abs_pose_mat]
recalc = True
if recalc:
inv_pose_mat = [m.inverted() for m in abs_pose_mat]
for n in range(len(iqmodel.bones)):
iqbone = iqmodel.bones[n]
if iqbone.parent >= 0:
loc_pose_mat[n] = inv_pose_mat[iqbone.parent] * abs_pose_mat[n]
else:
loc_pose_mat[n] = abs_pose_mat[n]
return loc_pose_mat, abs_pose_mat
def get_matrix_world_at_frame(obj, frame_id):
rotation_mode = get_rotation_mode_at_frame(obj, frame_id)
if rotation_mode == 'AXIS_ANGLE':
axis_angle = get_vector4_at_frame(obj, "rotation_axis_angle", frame_id)
angle = axis_angle[0]
axis = Vector(axis_angle[1], axis_angle[2], axis_angle[3])
rotation_matrix = Matrix.Rotation(angle, 4, axis)
elif rotation_mode == 'QUATERNION':
rotation_quat = get_vector4_at_frame(obj, "rotation_quaternion",
frame_id)
quat = Quaternion(rotation_quat)
rotation_matrix = quat.to_matrix().to_4x4()
else:
rotation = get_vector3_at_frame(obj, "rotation_euler", frame_id)
e = Euler(rotation, rotation_mode)
rotation_matrix = e.to_matrix().to_4x4()
location = get_vector3_at_frame(obj, "location", frame_id)
location_matrix = Matrix.Translation(location).to_4x4()
scale = get_vector3_at_frame(obj, "scale", frame_id)
scale_matrix = Matrix.Identity(4)
scale_matrix[0][0] = scale[0]
scale_matrix[1][1] = scale[1]
scale_matrix[2][2] = scale[2]
return vcu.element_multiply(
vcu.element_multiply(location_matrix, rotation_matrix), scale_matrix)
def transform_rotation(
rotation: Quaternion,
transform: Matrix = Matrix.Identity(4)) -> Quaternion:
"""Transform rotation."""
m = rotation.to_matrix().to_4x4()
m = multiply(transform, m)
return m.to_quaternion()
def build_armature(self):
data_block = self.valve_file.get_data_block(block_name='DATA')[0]
model_skeleton = data_block.data['m_modelSkeleton']
bone_names = model_skeleton['m_boneName']
bone_positions = model_skeleton['m_bonePosParent']
bone_rotations = model_skeleton['m_boneRotParent']
bone_parents = model_skeleton['m_nParent']
armature_obj = bpy.data.objects.new(self.name + "_ARM", bpy.data.armatures.new(self.name + "_ARM_DATA"))
armature_obj.show_in_front = True
self.main_collection.objects.link(armature_obj)
bpy.ops.object.select_all(action="DESELECT")
armature_obj.select_set(True)
bpy.context.view_layer.objects.active = armature_obj
armature_obj.rotation_euler = Euler([math.radians(180), 0, math.radians(90)])
armature = armature_obj.data
bpy.ops.object.mode_set(mode='EDIT')
bones = []
for bone_name in bone_names:
# print("Creating bone", bone_name)
bl_bone = armature.edit_bones.new(name=bone_name)
bl_bone.tail = Vector([0, 0, 1]) + bl_bone.head
bones.append((bl_bone, bone_name))
for n, bone_name in enumerate(bone_names):
bl_bone = armature.edit_bones.get(bone_name)
parent_id = bone_parents[n]
if parent_id != -1:
bl_parent, parent = bones[parent_id]
bl_bone.parent = bl_parent
bpy.ops.object.mode_set(mode='POSE')
for n, (bl_bone, bone_name) in enumerate(bones):
pose_bone = armature_obj.pose.bones.get(bone_name)
if pose_bone is None:
print("Missing", bone_name, 'bone')
parent_id = bone_parents[n]
bone_pos = bone_positions[n]
bone_rot = bone_rotations[n]
bone_pos = Vector([bone_pos.y, bone_pos.x, -bone_pos.z])
bone_rot = Quaternion([-bone_rot.w, -bone_rot.y, -bone_rot.x, bone_rot.z])
mat = (Matrix.Translation(bone_pos) @ bone_rot.to_matrix().to_4x4())
pose_bone.matrix_basis.identity()
if parent_id != -1:
parent_bone = armature_obj.pose.bones.get(bone_names[parent_id])
pose_bone.matrix = parent_bone.matrix @ mat
else:
pose_bone.matrix = mat
bpy.ops.pose.armature_apply()
bpy.ops.object.mode_set(mode='OBJECT')
bpy.ops.object.select_all(action="DESELECT")
armature_obj.select_set(True)
bpy.context.view_layer.objects.active = armature_obj
bpy.ops.object.transform_apply(location=True, rotation=True, scale=False)
return armature_obj
def create_armature(model: Model, collection):
bpy.ops.object.armature_add(enter_editmode=True)
armature_obj: bpy.types.Object = bpy.context.object
try:
bpy.context.scene.collection.objects.unlink(armature_obj)
except:
pass
collection.objects.link(armature_obj)
armature_obj.name = model.name + '_ARM'
armature: bpy.types.Armature = armature_obj.data
armature.name = model.name + "_ARM_DATA"
armature_obj.select_set(True)
bpy.context.view_layer.objects.active = armature_obj
bpy.ops.object.mode_set(mode='EDIT')
armature.edit_bones.remove(armature.edit_bones[0])
for root_bone in model.armature.roots:
bone = armature.edit_bones.new(root_bone.name)
create_child_bones(root_bone, bone, armature)
for bone in model.armature.bones: # type: Bone
bl_bone = armature.edit_bones.get(bone.name)
bl_bone.tail = Vector([1, 0, 0]) + bl_bone.head
pos = Vector(bone.position.values)
rot = Quaternion(bone.rotation.values)
bl_bone.transform(Matrix.Translation(pos) @ rot.to_matrix().to_4x4())
bpy.ops.object.mode_set(mode='OBJECT')
return armature_obj
def rotationMatrix(theta, axis):
"""
Return the rotation matrix associated with counterclockwise rotation about
the given axis by theta radians.
"""
quat_rot = Quaternion(axis, theta)
return np.array(quat_rot.to_matrix())
def getStoredTPose(rig, useSetKeys):
for pb in rig.pose.bones:
quat = Quaternion(pb.McpQuat)
pb.matrix_basis = quat.to_matrix().to_4x4()
if useSetKeys:
setKeys(pb)
updateScene()
def loadTPose(rig, filename):
if filename:
filepath = os.path.join(os.path.dirname(__file__), filename)
filepath = os.path.normpath(filepath)
print("Loading %s" % filepath)
struct = loadJson(filepath)
rig.McpTPoseFile = filename
else:
return False
unit = Matrix()
for pb in rig.pose.bones:
pb.matrix_basis = unit
for name, value in struct:
bname = getBoneName(rig, name)
try:
pb = rig.pose.bones[bname]
except KeyError:
continue
quat = Quaternion(value)
pb.matrix_basis = quat.to_matrix().to_4x4()
setBoneTPose(pb, quat)
rig.McpTPoseLoaded = True
rig.McpRestTPose = False
return True
def loadTPose(rig, filename):
if filename:
filepath = os.path.join(os.path.dirname(__file__), filename)
filepath = os.path.normpath(filepath)
print("Loading %s" % filepath)
struct = loadJson(filepath)
rig.McpTPoseFile = filename
else:
return False
unit = Matrix()
for pb in rig.pose.bones:
pb.matrix_basis = unit
for name,value in struct:
bname = getBoneName(rig, name)
try:
pb = rig.pose.bones[bname]
except KeyError:
continue
quat = Quaternion(value)
pb.matrix_basis = quat.to_matrix().to_4x4()
setBoneTPose(pb, quat)
rig.McpTPoseLoaded = True
rig.McpRestTPose = False
return True
def bone_mat(name, bone, src):
mat = Matrix.Translation(Vector(src[0:3]))
quat = Quaternion(src[3:])
mat = mat @ quat.to_matrix().to_4x4()
obj = bpy.data.objects[name]
s = obj.animation_retarget_state
mapping = s.get_mapping_for_target(bone)
rest_mat = data_to_matrix4x4(mapping.rest)
offset_mat = data_to_matrix4x4(mapping.offset)
src_arma, src_pose = s.get_pose_and_arma_bone('source', mapping.source)
dest_arma, dest_pose = s.get_pose_and_arma_bone('target', mapping.target)
src_ref_mat = rot_mat(s.source.matrix_world) @ rot_mat(src_arma.matrix_local)
dest_ref_mat = rot_mat(s.target.matrix_world) @ rot_mat(rest_mat)
diff_mat = src_ref_mat. inverted() @ dest_ref_mat
scale = s.source.scale[0]
mat.translation *= scale
mat = diff_mat.inverted() @ mat @ diff_mat
mat = offset_mat @ mat
if s.correct_root_pivot and s.root_bone != '' and dest_arma.name == s.root_bone:
src_root_mat = s.source.matrix_world @ src_arma.matrix_local
dest_root_mat = s.target.matrix_world @ rest_mat
src_root_loc = src_root_mat.to_translation()
dest_root_loc = dest_root_mat.to_translation()
root_delta_mat = Matrix.Translation(Vector((0,0,(dest_root_loc[2] - src_root_loc[2]))))
src_rot_matrix = rot_mat(dest_ref_mat @ rot_mat(mat) @ dest_ref_mat.inverted())
applied_delta_mat = loc_mat((dest_ref_mat.inverted() @ src_rot_matrix) @ root_delta_mat)
mat = loc_mat(dest_ref_mat.inverted() @ root_delta_mat).inverted() @ applied_delta_mat @ mat
return mat
def addBone(bone, armature, obj, parent=None):
global bone_mapping
bone_name = bone["attributes"][0]
bone_mapping.append(bone_name)
b_bone = armature.edit_bones.new(bone_name)
b_bone.head = (0, 0, 0)
b_bone.tail = (0, 0.05, 0)
b_bone.use_inherit_rotation = True
b_bone.use_local_location = True
quad = Quaternion((float(bone["RotationQuaternion"][3]),
float(bone["RotationQuaternion"][0]),
float(bone["RotationQuaternion"][1]),
float(bone["RotationQuaternion"][2])))
# quad = Quaternion(map(float, bone["RotationQuaternion"]))
mat = quad.to_matrix().to_4x4()
b_bone.matrix = mat
position = Vector(map(float, bone["LocalOffset"]))
b_bone.translate(position)
if parent:
b_bone.parent = parent
b_bone.matrix = parent.matrix @ b_bone.matrix
# add child bones
for children in bone["members"]:
for child in children["members"]:
addBone(child, armature, obj, b_bone)
def execute(self, context):
selected = bpy.context.selected_objects
obj = selected[-1]
surf = bpy.context.scene.objects['surface']
loc = bpy.context.scene.cursor_location
bvh = BVHTree.FromObject(surf, bpy.context.scene)
loc = surf.matrix_world.inverted() * loc
(loc, normal, index, dist) = bvh.find_nearest(loc)
if self.use_smooth:
normal = smooth_normal(surf, loc, index)
loc = surf.matrix_world * loc
bpy.ops.object.duplicate()
new_obj = bpy.context.selected_objects[-1]
(unused, surf_rot, unused) = surf.matrix_world.decompose()
(unused, obj_rot, scale) = obj.matrix_world.decompose()
normal = surf_rot * normal
vec = obj_rot * Vector((0.0, 0.0, 1.0))
q = vec.rotation_difference(normal)
q = Quaternion().slerp(q, self.align_with_normal)
mat_scale = Matrix()
for i in range(3): mat_scale[i][i] = scale[i]
new_obj.matrix_world = (Matrix.Translation(loc) *
q.to_matrix().to_4x4() * obj_rot.to_matrix().to_4x4() *
mat_scale)
bpy.context.scene.objects.active = new_obj
return {'FINISHED'}
def exportParticles(context, emitter, psys, oct_t):
"""Exports a particle system for the specified emitter"""
octane = context.scene.octane_render
export_path = bpath.abspath(octane.path)
pset = psys.settings
infostr = "Exporting PS '%s' (%s) on emitter '%s'" % (psys.name, pset.type,
emitter.name)
particles = [p for p in psys.particles] if pset.type == 'HAIR' else [
p for p in psys.particles if p.alive_state == 'ALIVE'
]
if pset.render_type == "OBJECT":
dupli_ob = pset.dupli_object
if dupli_ob is not None and octane.instances_write_dupli:
info(infostr + " with %i instances of '%s' objects" %
(len(particles), dupli_ob.name))
filepath = "".join([bpath.abspath(octane.path), dupli_ob.name])
info("Writing dupli object to file '%s'" % (filepath + ".obj"))
dupli_world = dupli_ob.matrix_world.copy()
transl_inv = Matrix.Translation(-dupli_world.translation)
dupli_ob.matrix_world = transl_inv * dupli_ob.matrix_world
writeDupliObjects(context, [dupli_ob], filepath)
dupli_ob.matrix_world = dupli_world
#
# elif pset.render_type == "GROUP":
# duplig = pset.dupli_group
# if duplig is not None:
# objects = duplig.objects
# infostr += " with %i instances from group '%s'" % (len(particles), duplig.name)
# info(infostr + " {0}".format([o.name for o in objects]))
# # TODO: separate group scatter per object
else:
warning("Invalid PS visualization type '%s'" % pset.render_type)
return
if not pset.use_rotation_dupli:
warning(
"'Use object rotation' should be on. Rotations wont conform to Blender veiwport"
)
try:
fh = open(export_path + psys.name + ".csv", "w")
for p in particles:
#if pset.type == 'HAIR' or not p.alive_state == 'DEAD':
if (pset.type == "HAIR"):
loc = Matrix.Translation(p.hair_keys[0].co)
scale = Matrix.Scale(p.size, 4) * Matrix.Scale(
pset.hair_length, 4)
else:
loc = Matrix.Translation(p.location)
scale = Matrix.Scale(p.size, 4)
rot = Quaternion.to_matrix(p.rotation).to_4x4()
t = loc * rot * scale
t = emitter.matrix_world * t if pset.type == "HAIR" else t
t = oct_t[0] * t * oct_t[1]
writeTransform(t, fh)
fh.close()
except IOError as err:
msg = "IOError during file handling '{0}'".format(err)
error(msg)
raise ExportException(msg)
def CreateRigHandle(self,
handleName,
pos: SVector = None,
rot: Quaternion = None,
group=None,
posControl=False,
rotControl=False):
obj = self.obj
self.edit_mode()
bone = obj.data.edit_bones.new(name=handleName)
bone.tail = (Vector([0, 0, 1]) * 0.1) + bone.head
if pos is not None:
bone.matrix = bone.matrix @ obj.matrix_world.inverted(
) @ Matrix.Translation(pos.v)
if rot is not None:
bone.matrix = bone.matrix @ obj.matrix_world.inverted(
) @ rot.to_matrix().to_4x4()
if group is not None:
bone.bone_group = self._get_bone_group(group)
dag = Dag(bone)
self.pose_mode()
bone = get_bone(obj, dag)
if not posControl:
bone.lock_location = [True, True, True]
if not rotControl:
bone.lock_rotation_w = True
bone.lock_rotation[0] = [True, True, True]
return dag
def getActionRotation(action, bone, frame=1):
rot = Quaternion()
rot.identity()
if bone.rotation_mode != 'QUATERNION':
rot = Euler(Vector(), bone.rotation_mode)
for i in range(0, 3):
fc = getCurve(action, bone, 'rotation_euler', index = i)
if fc != None:
rot[i] = fc.evaluate(frame)
return rot.to_matrix()
else:
for i in range(0, 4):
fc = getCurve(action, bone, 'rotation_quaternion', index = i)
if fc != None:
rot[i] = fc.evaluate(frame)
return rot.to_matrix()
return rot.to_matrix()
def transform_rotation(
rotation: Quaternion,
transform: Matrix = Matrix.Identity(4)) -> Quaternion:
"""Transform rotation."""
rotation.normalize()
m = rotation.to_matrix().to_4x4()
m = transform @ m
return m.to_quaternion()
def transform_to_matrix(pos: Vector, rot: Quaternion, scale: Vector) -> Matrix:
scale_matrix = Matrix.Diagonal(scale)
scale_matrix.resize_4x4()
rot_matrix = rot.to_matrix()
rot_matrix.resize_4x4()
pos_matrix = Matrix.Translation(pos.xyz)
pos_matrix.resize_4x4()
return pos_matrix @ rot_matrix @ scale_matrix
def calc_pose_mats(iqmodel, iqpose, bone_axis):
loc_pose_mat = [None] * len(iqmodel.bones)
abs_pose_mat = [None] * len(iqmodel.bones)
recalc = False
# convert pose to local matrix and compute absolute matrix
for n in range(len(iqmodel.bones)):
iqbone = iqmodel.bones[n]
pose_pos = iqpose[n].translate
pose_rot = iqpose[n].rotate
pose_scale = iqpose[n].scale
local_pos = Vector(pose_pos)
local_rot = Quaternion((pose_rot[3], pose_rot[0], pose_rot[1], pose_rot[2]))
local_scale = Vector(pose_scale)
mat_pos = Matrix.Translation(local_pos)
mat_rot = local_rot.to_matrix().to_4x4()
mat_scale = Matrix.Scale(local_scale.x, 3).to_4x4()
loc_pose_mat[n] = mat_pos * mat_rot * mat_scale
if iqbone.parent >= 0:
abs_pose_mat[n] = abs_pose_mat[iqbone.parent] * loc_pose_mat[n]
else:
abs_pose_mat[n] = loc_pose_mat[n]
# Remove negative scaling from bones.
# Due to numerical instabilities in blender's matrix <-> head/tail/roll math
# this isn't always stable when the bones are in the X axis. If the bones
# end up rotated 90 degrees from what they should be, that's the reason.
for n in range(len(iqmodel.bones)):
if abs_pose_mat[n].is_negative:
if not hasattr(iqmodel, 'abs_bind_mat'):
print("warning: removing negative scale in bone", iqmodel.bones[n].name)
abs_pose_mat[n] = abs_pose_mat[n] * Matrix.Scale(-1, 4)
recalc = True
# flip bone axis (and recompute local matrix if needed)
if bone_axis == 'X':
axis_flip = Matrix.Rotation(math.radians(-90), 4, 'Z')
abs_pose_mat = [m * axis_flip for m in abs_pose_mat]
recalc = True
if bone_axis == 'Z':
axis_flip = Matrix.Rotation(math.radians(-90), 4, 'X')
abs_pose_mat = [m * axis_flip for m in abs_pose_mat]
recalc = True
if recalc:
inv_pose_mat = [m.inverted() for m in abs_pose_mat]
for n in range(len(iqmodel.bones)):
iqbone = iqmodel.bones[n]
if iqbone.parent >= 0:
loc_pose_mat[n] = inv_pose_mat[iqbone.parent] * abs_pose_mat[n]
else:
loc_pose_mat[n] = abs_pose_mat[n]
return loc_pose_mat, abs_pose_mat
def get_trajectory(self, pose_cw):
trans_cw = pose_cw[:, :3]
quat_cw = pose_cw[:, 3:]
pose_w = []
for i, _ in enumerate(pose_cw):
q = Quaternion(quat_cw[i])
rot = np.array(q.to_matrix())
pose_w.append(rot @ trans_cw[i])
return np.array(pose_w)
def change_to_scs_quaternion_coordinates(rot):
"""Transposes quaternion rotation from Blender to SCS game engine.
:param rot: Blender quaternion (or four floats)
:type rot: Quaternion | list | tuple
:return: Transposed quaternion rotation
:rtype: Quaternion
"""
quat = Quaternion((rot[0], rot[1], rot[2], rot[3]))
return (scs_to_blend_matrix().inverted() * quat.to_matrix().to_4x4() * scs_to_blend_matrix()).to_quaternion()
def transform_location(location: Vector,
transform: Matrix = Matrix.Identity(4),
need_rotation_correction: bool = False) -> Vector:
"""Transform location."""
correction = Quaternion((2**0.5 / 2, -2**0.5 / 2, 0.0, 0.0))
m = Matrix.Translation(location)
if need_rotation_correction:
m @= correction.to_matrix().to_4x4()
m = transform @ m
return m.to_translation()
def loadJsonVerts(filepath):
from .load_json import loadJson
objects = {}
rigs = {}
struct = loadJson(filepath)
if ("application" not in struct.keys()
or struct["application"] != "export_basic_data"):
msg = ("The file\n" + filepath + " \n" +
"does not contain basic data")
raise DazError(msg)
for figure in struct["figures"]:
if "num verts" in figure.keys() and figure["num verts"] == 0:
continue
name = figure["name"]
if name not in objects.keys():
objects[name] = []
if "vertices" in figure.keys():
verts = [d2b(vec) for vec in figure["vertices"]]
objects[name].append(verts)
if "bones" not in figure.keys():
continue
locations = {}
transforms = {}
if name not in rigs.keys():
rigs[name] = []
rigs[name].append((locations, transforms))
for bone in figure["bones"]:
head = Vector(bone["center_point"])
tail = Vector(bone["end_point"])
vec = tail - head
if "ws_transform" in bone.keys():
ws = bone["ws_transform"]
rmat = Matrix([ws[0:3], ws[3:6], ws[6:9]])
head = Vector(ws[9:12])
tail = head + Mult2(vec, rmat)
else:
head = Vector(bone["ws_pos"])
x, y, z, w = bone["ws_rot"]
quat = Quaternion((w, x, y, z))
rmat = quat.to_matrix().to_3x3()
ws = bone["ws_scale"]
smat = Matrix([ws[0:3], ws[3:6], ws[6:9]])
tail = head + Mult3(vec, smat, rmat)
rmat = Mult2(smat, rmat)
locations[bone["name"]] = (head, tail)
rmat = rmat.to_4x4()
rmat.col[3][0:3] = theSettings.scale * head
transforms[bone["name"]] = (rmat, head, rmat.to_euler(), (1, 1, 1))
return objects, rigs
def change_to_scs_quaternion_coordinates(rot):
"""Transposes quaternion rotation from Blender to SCS game engine.
:param rot: Blender quaternion (or four floats)
:type rot: Quaternion | list | tuple
:return: Transposed quaternion rotation
:rtype: Quaternion
"""
quat = Quaternion((rot[0], rot[1], rot[2], rot[3]))
return (scs_to_blend_matrix().inverted() * quat.to_matrix().to_4x4() *
scs_to_blend_matrix()).to_quaternion()
def exportParticles(context, emitter, psys, oct_t):
"""Exports a particle system for the specified emitter"""
octane = context.scene.octane_render
export_path = bpath.abspath(octane.path)
pset = psys.settings
infostr = "Exporting PS '%s' (%s) on emitter '%s'" % (psys.name, pset.type, emitter.name)
particles = [p for p in psys.particles] if pset.type == 'HAIR' else [p for p in psys.particles if p.alive_state == 'ALIVE']
if pset.render_type == "OBJECT":
dupli_ob = pset.dupli_object
if dupli_ob is not None and octane.instances_write_dupli:
info(infostr + " with %i instances of '%s' objects" % (len(particles), dupli_ob.name))
filepath = "".join([bpath.abspath(octane.path), dupli_ob.name])
info("Writing dupli object to file '%s'" % (filepath + ".obj"))
dupli_world = dupli_ob.matrix_world.copy()
transl_inv = Matrix.Translation(-dupli_world.translation)
dupli_ob.matrix_world = transl_inv * dupli_ob.matrix_world
writeDupliObjects(context, [dupli_ob], filepath)
dupli_ob.matrix_world = dupli_world
#
# elif pset.render_type == "GROUP":
# duplig = pset.dupli_group
# if duplig is not None:
# objects = duplig.objects
# infostr += " with %i instances from group '%s'" % (len(particles), duplig.name)
# info(infostr + " {0}".format([o.name for o in objects]))
# # TODO: separate group scatter per object
else:
warning("Invalid PS visualization type '%s'" % pset.render_type)
return
if not pset.use_rotation_dupli:
warning("'Use object rotation' should be on. Rotations wont conform to Blender veiwport")
try:
fh = open(export_path + psys.name + ".csv", "w")
for p in particles:
#if pset.type == 'HAIR' or not p.alive_state == 'DEAD':
if (pset.type == "HAIR"):
loc = Matrix.Translation(p.hair_keys[0].co)
scale = Matrix.Scale(p.size, 4) * Matrix.Scale(pset.hair_length, 4)
else:
loc = Matrix.Translation(p.location)
scale = Matrix.Scale(p.size, 4)
rot = Quaternion.to_matrix(p.rotation).to_4x4()
t = loc * rot * scale
t = emitter.matrix_world * t if pset.type == "HAIR" else t
t = oct_t[0] * t * oct_t[1]
writeTransform(t, fh)
fh.close()
except IOError as err:
msg = "IOError during file handling '{0}'".format(err)
error(msg)
raise ExportException(msg)
class Transform(object):
def __init__(self):
self.location = Vector()
self.rotation = Quaternion((1, 0, 0, 0))
@property
def matrix(self):
return Matrix.Translation(
self.location) * self.rotation.to_matrix().to_4x4()
@matrix.setter
def matrix(self, m):
self.location, self.rotation, _ = m.decompose()
def pose_bone(root_bone: Bone, armature):
bl_bone = armature.pose.bones.get(root_bone.name)
pos = Vector(root_bone.position.values)
rot = Quaternion(root_bone.rotation.values)
print(f'Posing "{root_bone.name}" POS:{pos} ROT:{rot}')
mat = Matrix.Translation(pos) @ rot.to_matrix().to_4x4()
bl_bone.matrix_basis.identity()
if bl_bone.parent:
bl_bone.matrix = bl_bone.parent.matrix @ mat
else:
bl_bone.matrix = mat
for child in root_bone.childs:
pose_bone(child, armature)
class Transform(object):
world_scale = 0.1
world_scale_reciprocal = 10.0 # := 1/world_scale
def __init__(self):
self.translation = Vector((0, 0, 0))
self.rotation = Quaternion()
self.scale = 1
def read(self, file):
v = read_vector4(file)
q = read_vector4(file)
scale = read_vector4(file)
self.translation = Vector(v.xyz) * self.world_scale
self.rotation = Quaternion(q.wxyz)
self.scale = scale.z
def write(self, file):
v = self.translation * self.world_scale_reciprocal
v = (v.x, v.y, v.z, 0)
q = self.rotation
q = (q.x, q.y, q.z, q.w)
scale = (self.scale, self.scale, self.scale, 0)
write_vector4_raw(file, v)
write_vector4_raw(file, q)
write_vector4_raw(file, scale)
def __mul__(self, other):
t = Transform()
v = Vector(other.translation) # dup
v.rotate(self.rotation)
t.translation = self.translation + v * self.scale
t.rotation = self.rotation * other.rotation
t.scale = self.scale * other.scale
return t
def to_matrix(self):
m_rotation = self.rotation.to_matrix().to_4x4() # 3x3 to 4x4
m_scale = Matrix.Scale(self.scale, 4)
m = m_rotation * m_scale
m.translation = self.translation
return m
def copy(self):
t = Transform()
t.translation = self.translation.copy()
t.rotation = self.rotation.copy()
t.scale = self.scale
return t
def vec_roll_to_mat3_normalized(nor, roll):
THETA_SAFE = 1.0e-5 # theta above this value are always safe to use
THETA_CRITICAL = 1.0e-9 # above this is safe under certain conditions
assert nor.magnitude - 1.0 < 0.01
x = nor.x
y = nor.y
z = nor.z
theta = 1.0 + y
theta_alt = x * x + z * z
# When theta is close to zero (nor is aligned close to negative Y Axis),
# we have to check we do have non-null X/Z components as well.
# Also, due to float precision errors, nor can be (0.0, -0.99999994, 0.0) which results
# in theta being close to zero. This will cause problems when theta is used as divisor.
bMatrix = Matrix().to_3x3()
if theta > THETA_SAFE or ((x | z) and theta > THETA_CRITICAL):
# nor is *not* aligned to negative Y-axis (0,-1,0).
# We got these values for free... so be happy with it... ;)
bMatrix[0][1] = -x
bMatrix[1][0] = x
bMatrix[1][1] = y
bMatrix[1][2] = z
bMatrix[2][1] = -z
if theta > THETA_SAFE:
# nor differs significantly from negative Y axis (0,-1,0): apply the general case. */
bMatrix[0][0] = 1 - x * x / theta
bMatrix[2][2] = 1 - z * z / theta
bMatrix[2][0] = bMatrix[0][2] = -x * z / theta
else:
# nor is close to negative Y axis (0,-1,0): apply the special case. */
bMatrix[0][0] = (x + z) * (x - z) / -theta_alt
bMatrix[2][2] = -bMatrix[0][0]
bMatrix[2][0] = bMatrix[0][2] = 2.0 * x * z / theta_alt
else:
# nor is very close to negative Y axis (0,-1,0): use simple symmetry by Z axis. */
bMatrix.identity()
bMatrix[0][0] = bMatrix[1][1] = -1.0
# Make Roll matrix */
quat = Quaternion(nor, roll)
rMatrix = quat.to_matrix()
# Combine and output result */
return rMatrix @ bMatrix
def get_ground_align_matrix(self, norm, pos, asset):
scale = bpy.data.objects[asset.ref_object_name].scale.to_tuple()
m = Matrix()
m[0][0], m[1][1], m[2][2] = scale
scale = m
surface_rotation = Vector(
(0, 0, 1)).rotation_difference(norm).normalized()
object_rotation = Quaternion().slerp(surface_rotation,
asset.surface_affect)
rot = object_rotation.to_matrix().normalized()
trans = rot.to_4x4()
trans.translation = (pos + Vector((0, 0, asset.z_offset)))
trans *= Matrix.Rotation(asset.start_rot_z, 4, 'Z')
return trans * scale
def get_3x4_RT_matrix(location, rotation):
'''
:param location:
:param rotation:
:return: RT_matrix
'''
rot = Quaternion(rotation)
T = Vector(location)
R = rot.to_matrix()
# put into 3x4 matrix
RT = Matrix((R[0][:] + (T[0], ), R[1][:] + (T[1], ), R[2][:] + (T[2], )))
return RT
def setTPose(context):
rig = context.object
scn = context.scene
if not rig.McpHasTPose:
print(("%s has no defined T-pose" % rig))
quat = Quaternion((1,0,0,0))
mat = quat.to_matrix().to_4x4()
for pb in rig.pose.bones:
try:
qw = pb["McpRestW"]
except KeyError:
continue
pb.matrix_basis = mat
print("Set T-pose")
def clearTPose(context):
rig = context.object
scn = context.scene
if not rig.McpHasTPose:
print(("%s has no defined T-pose" % rig))
for pb in rig.pose.bones:
try:
qw = pb["McpRestW"]
qx = pb["McpRestX"]
qy = pb["McpRestY"]
qz = pb["McpRestZ"]
except KeyError:
continue
quat = Quaternion((qw,qx,qy,qz))
pb.matrix_basis = quat.to_matrix().to_4x4()
print("Cleared T-pose")
def bake_path_offsets(context, cu_path, ob, action, specials):
""" bake path offsets into an action """
channels = get_bone_channels(action)
channels = topmost_level(channels, ob, specials)
limits = (int(action.frame_range[0]), 2 + int(action.frame_range[1]))
values = evaluate_curves(channels, limits)
zero_offset = get_path_offset(context, cu_path, ob, 0).copy()
for bone, groups in channels.items():
for data_path, curves in groups.items():
data = [(cu.data_path, cu.array_index, cu.group.name) for cu in curves]
while curves:
cu = curves.pop(-1)
action.fcurves.remove(cu)
for datum in data:
cu = action.fcurves.new(datum[0], datum[1], datum[2])
curves.append(cu)
for frame in range(limits[0], limits[1]):
context.scene.frame_set(frame)
current_offset = ob.matrix_world
print(ob.name, current_offset.to_translation() , zero_offset.to_translation())
for bone, groups in channels.items():
for transforms in 'location', 'rotation_quaternion':
if 'location' in groups:
old_loc = values[bone]['location'][frame - limits[0]]
else:
old_loc = Vector((0,0,0))
if 'rotation_quaternion' in groups:
old_rot = Quaternion(values[bone]['rotation_quaternion'][frame - limits[0]])
else:
old_rot = Quaternion((1, 0, 0, 0))
old_trans = Matrix.Translation(old_loc).to_4x4() * old_rot.to_matrix().to_4x4()
rest_mat = ob.data.bones[bone].matrix_local
old_trans_world = current_offset * rest_mat * old_trans
new_trans =\
rest_mat.inverted() * zero_offset.inverted() * old_trans_world
new_loc, new_rot, sca = new_trans.decompose()
for group, curves in groups.items():
for array_index, curve in enumerate(curves):
if curve.data_path.endswith('location'):
insert_keyframe_curve(
curve, frame, new_loc[array_index], 'LINEAR')
else:
insert_keyframe_curve(
curve, frame, new_rot[array_index], 'LINEAR')
def createTPose(context):
rig = context.object
scn = context.scene
if rig.McpHasTPose:
setTPose(context)
return
filepath = os.path.join(os.path.dirname(__file__), "t_pose.json")
struct = loadJson(filepath)
for name,value in struct:
pb = rig.pose.bones[name]
quat = Quaternion(value)
pb.matrix_basis = quat.to_matrix().to_4x4()
rest = quat.inverted()
pb["McpRestW"] = rest.w
pb["McpRestX"] = rest.x
pb["McpRestY"] = rest.y
pb["McpRestZ"] = rest.z
children = []
for ob in scn.objects:
if ob.type != 'MESH':
continue
for mod in ob.modifiers:
if (mod.type == 'ARMATURE' and
mod.object == rig):
children.append((ob, mod.name))
scn.objects.active = ob
bpy.ops.object.modifier_apply(apply_as='SHAPE', modifier=mod.name)
ob.data.shape_keys.key_blocks[mod.name].value = 1
scn.objects.active = rig
bpy.ops.pose.armature_apply()
for ob,name in children:
scn.objects.active = ob
mod = ob.modifiers.new(name, 'ARMATURE')
mod.object = rig
mod.use_vertex_groups = True
bpy.ops.object.modifier_move_up(modifier=name)
setShapeKey(ob, name, 1.0)
scn.objects.active = rig
rig.McpHasTPose = True
print("Created T-pose")
def getmatrix(self): # Rotating / panning / zooming 3D view is handled here. # Get matrix. if self.selobj.rotation_mode == 'AXIS_ANGLE': # when roataion mode is axisangle angle, x, y, z = self.selobj.rotation_axis_angle self.matrix = Matrix.Rotation(-angle, 4, Vector((x, y, z))) elif self.selobj.rotation_mode == 'QUATERNION': # when rotation on object is quaternion w, x, y, z = self.selobj.rotation_quaternion x = -x y = -y z = -z quat = Quaternion([w, x, y, z]) self.matrix = quat.to_matrix() self.matrix.resize_4x4() else: # when rotation of object is euler ax, ay, az = self.selobj.rotation_euler mat_rotX = Matrix.Rotation(-ax, 4, 'X') mat_rotY = Matrix.Rotation(-ay, 4, 'Y') mat_rotZ = Matrix.Rotation(-az, 4, 'Z') if self.selobj.rotation_mode == 'XYZ': self.matrix = mat_rotX * mat_rotY * mat_rotZ elif self.selobj.rotation_mode == 'XZY': self.matrix = mat_rotX * mat_rotZ * mat_rotY elif self.selobj.rotation_mode == 'YXZ': self.matrix = mat_rotY * mat_rotX * mat_rotZ elif self.selobj.rotation_mode == 'YZX': self.matrix = mat_rotY * mat_rotZ * mat_rotX elif self.selobj.rotation_mode == 'ZXY': self.matrix = mat_rotZ * mat_rotX * mat_rotY elif self.selobj.rotation_mode == 'ZYX': self.matrix = mat_rotZ * mat_rotY * mat_rotX # handle object scaling sx, sy, sz = self.selobj.scale mat_scX = Matrix.Scale(sx, 4, Vector([1, 0, 0])) mat_scY = Matrix.Scale(sy, 4, Vector([0, 1, 0])) mat_scZ = Matrix.Scale(sz, 4, Vector([0, 0, 1])) self.matrix = mat_scX * mat_scY * mat_scZ * self.matrix
def importSkeletonPiece(skel, tree, piece, parentName, depth=0):
bone = skel.edit_bones.new(piece.name)
track = piece.trackRef.Reference
trans = Vector(track.translation())
rot = Quaternion(track.rotation())
mTrans = Matrix.Translation(trans)
mRot = rot.to_matrix()
mRot.resize_4x4()
if parentName:
parent = skel.edit_bones[parentName]
bone.parent = parent
bone.head = parent.tail
bone.use_connect = False
m = parent.matrix.copy()
else:
bone.head = (0, 0, 0)
m = Matrix()
m = m * mTrans
m = m * mRot
bone.tail = transform(m, bone.head)
# recursively import the children bones
for childID in piece.children:
importSkeletonPiece(skel, tree, tree[childID], piece.name, depth+1)
def drawBone2(p1, p2, radiuses, material):
length = dist(p1,p2)
print('length :',length)
v = Vector(diffv(p1, p2))
up = Vector((0,0,1))
if v!=-up:
rot = up.rotation_difference(v)
else:
rot = Quaternion((1,0,0),math.pi)
s1 = drawEllipsoid((0,0,-0.5*length),radiuses,material)
s2 = drawEllipsoid((0,0,0.5*length),radiuses,material)
c1 = drawCylinder(zero,radiuses,length,materials.blue)
s1.select = True
s2.select = True
c1.select = True
#bpy.ops.transform.translate(value=(0,0,length/2))
#bpy.ops.object.editmode_toggle()
bpy.ops.transform.rotate(value=rot.angle, axis=rot.axis)
#bpy.ops.object.editmode_toggle()
#bpy.ops.transform.translate(value=Vector((0,0,-0.5*length))*rot.to_matrix())
rot.normalize();
bpy.ops.transform.translate(value=Vector((0,0,0.5*length))*rot.to_matrix())
bpy.ops.transform.translate(value=p1)
return (s1,s2,c1)
def loadMhpFile(context, filepath):
ob = context.object
if ob.type == "ARMATURE":
rig = ob
else:
rig = ob.parent
unit = Matrix()
for pb in rig.pose.bones:
pb.matrix_basis = unit
scn = context.scene
if rig and rig.type == "ARMATURE":
(pname, ext) = os.path.splitext(filepath)
mhppath = pname + ".mhp"
fp = open(mhppath, "rU")
for line in fp:
words = line.split()
if len(words) < 4:
continue
try:
pb = rig.pose.bones[words[0]]
except KeyError:
continue
if isMuscleBone(pb):
pass
elif words[1] == "quat":
q = Quaternion((float(words[2]), float(words[3]), float(words[4]), float(words[5])))
mat = q.to_matrix().to_4x4()
pb.matrix_basis = mat
elif words[1] == "gquat":
q = Quaternion((float(words[2]), float(words[3]), float(words[4]), float(words[5])))
mat = q.to_matrix().to_4x4()
maty = mat[1].copy()
matz = mat[2].copy()
mat[1] = -matz
mat[2] = maty
pb.matrix_basis = pb.bone.matrix_local.inverted() * mat
elif words[1] == "matrix":
rows = []
n = 2
for i in range(4):
rows.append((float(words[n]), float(words[n + 1]), float(words[n + 2]), float(words[n + 3])))
n += 4
mat = Matrix(rows)
if pb.parent:
pb.matrix_basis = mat
else:
maty = mat[1].copy()
matz = mat[2].copy()
mat[1] = -matz
mat[2] = maty
pb.matrix_basis = pb.bone.matrix_local.inverted() * mat
elif words[1] == "scale":
pass
else:
raise MHError("Unknown line in mcp file:\n%s" % line)
fp.close()
print("Mhp file %s loaded" % mhppath)
def getStoredBonePose(pb):
try:
quat = Quaternion((pb.McpQuatW, pb.McpQuatX, pb.McpQuatY, pb.McpQuatZ))
except KeyError:
quat = Quaternion()
return quat.to_matrix().to_4x4()
def recursive_cook(buffer, obj, version, path_hasher, parent_name):
buffer += struct.pack('>4s', obj.retro_widget_type[6:].encode())
buffer += obj.name.encode() + b'\0'
buffer += parent_name.encode() + b'\0'
buffer += struct.pack('>bbbbffffI',
False,
obj.retro_widget_default_visible,
obj.retro_widget_default_active,
obj.retro_widget_cull_faces,
obj.retro_widget_color[0],
obj.retro_widget_color[1],
obj.retro_widget_color[2],
obj.retro_widget_color[3],
model_draw_flags_e[obj.retro_widget_model_draw_flags])
angle = Quaternion((1.0, 0.0, 0.0), 0)
if obj.retro_widget_type == 'RETRO_CAMR':
angle = Quaternion((1.0, 0.0, 0.0), math.radians(-90.0))
aspect = bpy.context.scene.render.resolution_x / bpy.context.scene.render.resolution_y
if obj.data.type == 'PERSP':
if aspect > 1.0:
fov = math.degrees(math.atan(math.tan(obj.data.angle / 2.0) / aspect)) * 2.0
else:
fov = math.degrees(obj.data.angle)
buffer += struct.pack('>Iffff', 0, fov, aspect, obj.data.clip_start, obj.data.clip_end)
elif obj.data.type == 'ORTHO':
ortho_half = obj.data.ortho_scale / 2.0
buffer += struct.pack('>Iffffff', 1, -ortho_half, ortho_half, ortho_half / aspect,
-ortho_half / aspect, obj.data.clip_start, obj.data.clip_end)
elif obj.retro_widget_type == 'RETRO_MODL':
if len(obj.children) == 0:
raise RuntimeException('Model Widget must have a child model object')
model_obj = obj.children[0]
if model_obj.type != 'MESH':
raise RuntimeException('Model Widget must have a child MESH')
if not model_obj.data.library:
raise RuntimeException('Model Widget must have a linked library MESH')
path = bpy.path.abspath(model_obj.data.library.filepath)
path_hash = path_hasher.hashpath32(path)
buffer += struct.pack('>III', path_hash, 0, obj.retro_model_light_mask)
elif obj.retro_widget_type == 'RETRO_PANE':
buffer += struct.pack('>fffff',
obj.retro_pane_dimensions[0],
obj.retro_pane_dimensions[1],
obj.retro_pane_scale_center[0],
obj.retro_pane_scale_center[1],
obj.retro_pane_scale_center[2])
elif obj.retro_widget_type == 'RETRO_TXPN':
path_hash = path_hasher.hashpath32(obj.retro_textpane_font_path)
buffer += struct.pack('>fffffIbbIIffffffffff',
obj.retro_pane_dimensions[0],
obj.retro_pane_dimensions[1],
obj.retro_pane_scale_center[0],
obj.retro_pane_scale_center[1],
obj.retro_pane_scale_center[2],
path_hash,
obj.retro_textpane_word_wrap,
obj.retro_textpane_horizontal,
hjustifications[obj.retro_textpane_hjustification],
vjustifications[obj.retro_textpane_vjustification],
obj.retro_textpane_fill_color[0],
obj.retro_textpane_fill_color[1],
obj.retro_textpane_fill_color[2],
obj.retro_textpane_fill_color[3],
obj.retro_textpane_outline_color[0],
obj.retro_textpane_outline_color[1],
obj.retro_textpane_outline_color[2],
obj.retro_textpane_outline_color[3],
obj.retro_textpane_block_extent[0],
obj.retro_textpane_block_extent[1])
if version >= 1:
path_hash = path_hasher.hashpath32(obj.retro_textpane_jp_font_path)
buffer += struct.pack('>III',
path_hash,
obj.retro_textpane_jp_font_scale[0],
obj.retro_textpane_jp_font_scale[1])
elif obj.retro_widget_type == 'RETRO_TBGP':
buffer += struct.pack('>HHIHHbbffbfHHHH',
obj.retro_tablegroup_elem_count,
0,
0,
obj.retro_tablegroup_elem_default,
0,
obj.retro_tablegroup_wraparound,
False,
0.0,
0.0,
False,
0.0,
0,
0,
0,
0)
elif obj.retro_widget_type == 'RETRO_GRUP':
buffer += struct.pack('>Hb',
obj.retro_group_default_worker,
False)
elif obj.retro_widget_type == 'RETRO_SLGP':
buffer += struct.pack('>ffff',
obj.retro_slider_min,
obj.retro_slider_max,
obj.retro_slider_default,
obj.retro_slider_increment)
elif obj.retro_widget_type == 'RETRO_ENRG':
path_hash = path_hasher.hashpath32(obj.retro_energybar_texture_path)
buffer += struct.pack('>I', path_hash)
elif obj.retro_widget_type == 'RETRO_METR':
buffer += struct.pack('>bbII',
False,
obj.retro_meter_no_round_up,
obj.retro_meter_max_capacity,
obj.retro_meter_worker_count)
elif obj.retro_widget_type == 'RETRO_LITE':
angle = Quaternion((1.0, 0.0, 0.0), math.radians(-90.0))
type_enum = 0
constant = 1.0
linear = 0.0
quadratic = 0.0
cutoff = 0.0
if obj.data.type == 'POINT':
type_enum = 4
elif obj.data.type == 'HEMI':
type_enum = 2
elif obj.data.type == 'SPOT':
type_enum = 0
cutoff = obj.data.spot_size
if obj.data.type == 'POINT' or obj.data.type == 'SPOT':
constant = obj.data.constant_coefficient
linear = obj.data.linear_coefficient
quadratic = obj.data.quadratic_coefficient
buffer += struct.pack('>IffffffI',
type_enum, constant, linear, quadratic,
obj.data.retro_light_angle_constant,
obj.data.retro_light_angle_linear,
obj.data.retro_light_angle_quadratic,
obj.data.retro_light_index)
if obj.data.type == 'SPOT':
buffer += struct.pack('>f', cutoff)
elif obj.retro_widget_type == 'RETRO_IMGP':
if obj.type != 'MESH':
raise RuntimeException('Imagepane Widget must be a MESH')
if len(obj.data.loops) < 4:
raise RuntimeException('Imagepane Widget must be a MESH with 4 verts')
if len(obj.data.uv_layers) < 1:
raise RuntimeException('Imagepane Widget must ba a MESH with a UV layer')
path_hash = 0xffffffff
if len(obj.data.materials):
material = obj.data.materials[0]
if len(material.texture_slots) and material.texture_slots[0]:
tex_slot = material.texture_slots[0]
if tex_slot.texture.type == 'IMAGE' and tex_slot.texture.image:
image = tex_slot.texture.image
path = bpy.path.abspath(image.filepath)
path_hash = path_hasher.hashpath32(path)
buffer += struct.pack('>IIII', path_hash, 0, 0, 4)
for i in range(4):
vi = obj.data.loops[i].vertex_index
co = obj.data.vertices[vi].co
buffer += struct.pack('>fff', co[0], co[1], co[2])
buffer += struct.pack('>I', 4)
for i in range(4):
co = obj.data.uv_layers[0].data[i].uv
buffer += struct.pack('>ff', co[0], co[1])
if obj.retro_widget_is_worker:
buffer += struct.pack('>bH', True, obj.retro_widget_worker_id)
else:
buffer += struct.pack('>b', False)
angMtx = angle.to_matrix() * obj.matrix_local.to_3x3()
buffer += struct.pack('>fffffffffffffffIH',
obj.matrix_local[0][3],
obj.matrix_local[1][3],
obj.matrix_local[2][3],
angMtx[0][0], angMtx[0][1], angMtx[0][2],
angMtx[1][0], angMtx[1][1], angMtx[1][2],
angMtx[2][0], angMtx[2][1], angMtx[2][2],
0.0, 0.0, 0.0, 0, 0)
ch_list = []
for ch in obj.children:
ch_list.append((ch.pass_index, ch.name))
for s_pair in sorted(ch_list):
ch = bpy.data.objects[s_pair[1]]
if ch.retro_widget_type != 'RETRO_NONE':
recursive_cook(buffer, ch, version, path_hasher, obj.name)
def transform_rotation(rotation: Quaternion, transform: Matrix = Matrix.Identity(4)) -> Quaternion:
"""Transform rotation."""
rotation.normalize()
m = rotation.to_matrix().to_4x4()
m = multiply(transform, m)
return m.to_quaternion()
class SelProject(bpy.types.Operator):
bl_idname = "mesh.selproject"
bl_label = "SelProject"
bl_description = "Use object projection as selection tool"
bl_options = {'REGISTER', 'UNDO'}
def invoke(self, context, event):
global started
started = True
self.area = context.area
self.area.header_text_set(text="SelProject : Enter to confirm - ESC to exit")
self.init_selproject(context)
context.window_manager.modal_handler_add(self)
self._handle = bpy.types.SpaceView3D.draw_handler_add(self.redraw, (), 'WINDOW', 'POST_PIXEL')
return {'RUNNING_MODAL'}
def modal(self, context, event):
global started
if event.type in {'RET', 'NUMPAD_ENTER'}:
self.area.header_text_set()
if self.obhide != None:
bpy.ops.object.select_all(action = 'DESELECT')
self.obF.select = True
bpy.context.scene.objects.active = self.obF
bpy.ops.object.delete()
self.obhide.hide = False
bpy.ops.object.select_all(action = 'DESELECT')
self.empt.select = True
bpy.context.scene.objects.active = self.empt
bpy.ops.object.delete()
self.obT.select = True
bpy.context.scene.objects.active = self.obT
started = False
for v in self.vsellist:
v.select = True
for e in self.esellist:
e.select = True
for f in self.fsellist:
f.select = True
self.obF.location = self.originobF
self.obT.location = self.originobT
self.bmT.select_flush(1)
self.bmT.to_mesh(self.meT)
self.meT.update()
self.bmF.free()
self.bmT.free()
bpy.types.SpaceView3D.draw_handler_remove(self._handle, 'WINDOW')
bpy.ops.object.editmode_toggle()
return {'FINISHED'}
elif event.type == 'ESC':
self.area.header_text_set()
if self.obhide != None:
bpy.ops.object.select_all(action = 'DESELECT')
self.obF.select = True
bpy.context.scene.objects.active = self.obF
bpy.ops.object.delete()
self.obhide.hide = False
bpy.ops.object.select_all(action = 'DESELECT')
self.empt.select = True
bpy.context.scene.objects.active = self.empt
bpy.ops.object.delete()
started = False
self.obF.location = self.originobF
self.obT.location = self.originobT
self.bmF.free()
self.bmT.free()
for obj in self.oldobjlist:
obj.select = True
self.scn.objects.active = self.oldobj
bpy.types.SpaceView3D.draw_handler_remove(self._handle, 'WINDOW')
if self.oldmode == 'EDIT':
bpy.ops.object.editmode_toggle()
return {'CANCELLED'}
elif event.type in {'LEFTMOUSE', 'MIDDLEMOUSE', 'RIGHTMOUSE', 'WHEELDOWNMOUSE', 'WHEELUPMOUSE', 'G', 'S', 'R', 'X', 'Y', 'Z', 'MOUSEMOVE'}:
context.region.tag_redraw()
return {'PASS_THROUGH'}
return {'RUNNING_MODAL'}
def getmatrix(self, selobj):
# Rotating / panning / zooming 3D view is handled here.
# Creates a matrix.
if selobj.rotation_mode == 'AXIS_ANGLE':
# object rotation_quaternionmode axisangle
ang, x, y, z = selobj.rotation_axis_angle
matrix = Matrix.Rotation(-ang, 4, Vector((x, y, z)))
elif selobj.rotation_mode == 'QUATERNION':
# object rotation_quaternionmode euler
w, x, y, z = selobj.rotation_quaternion
x = -x
y = -y
z = -z
self.quat = Quaternion([w, x, y, z])
matrix = self.quat.to_matrix()
matrix.resize_4x4()
else:
# object rotation_quaternionmode euler
ax, ay, az = selobj.rotation_euler
mat_rotX = Matrix.Rotation(-ax, 4, 'X')
mat_rotY = Matrix.Rotation(-ay, 4, 'Y')
mat_rotZ = Matrix.Rotation(-az, 4, 'Z')
if selobj.rotation_mode == 'XYZ':
matrix = mat_rotX * mat_rotY * mat_rotZ
elif selobj.rotation_mode == 'XZY':
matrix = mat_rotX * mat_rotZ * mat_rotY
elif selobj.rotation_mode == 'YXZ':
matrix = mat_rotY * mat_rotX * mat_rotZ
elif selobj.rotation_mode == 'YZX':
matrix = mat_rotY * mat_rotZ * mat_rotX
elif selobj.rotation_mode == 'ZXY':
matrix = mat_rotZ * mat_rotX * mat_rotY
elif selobj.rotation_mode == 'ZYX':
matrix = mat_rotZ * mat_rotY * mat_rotX
# handle object scaling
sx, sy, sz = selobj.scale
mat_scX = Matrix.Scale(sx, 4, Vector([1, 0, 0]))
mat_scY = Matrix.Scale(sy, 4, Vector([0, 1, 0]))
mat_scZ = Matrix.Scale(sz, 4, Vector([0, 0, 1]))
matrix = mat_scX * mat_scY * mat_scZ * matrix
return matrix
def getscreencoords(self, vector):
# calculate screencoords of given Vector
vector = vector * self.matrixT
vector = vector + self.obT.location
svector = bpy_extras.view3d_utils.location_3d_to_region_2d(self.region, self.rv3d, vector)
if svector == None:
return [0, 0]
else:
return [svector[0], svector[1]]
def checksel(self):
self.selverts = []
self.matrixT = self.getmatrix(self.obT)
self.matrixF = self.getmatrix(self.obF).inverted()
direc1 = (self.obF.location - self.empt.location) * self.matrixF
direc2 = (self.obF.location - self.empt.location) * self.matrixT.inverted()
direc2.length = 10000
for v in self.bmT.verts:
vno1 = v.normal
vno1.length = 0.0001
vco1 = v.co + vno1
hit1 = self.obT.ray_cast(vco1, vco1 + direc2)
vno2 = -v.normal
vno2.length = 0.0001
vco2 = v.co + vno2
hit2 = self.obT.ray_cast(vco2, vco2 + direc2)
if hit1[2] == -1 or hit2[2] == -1:
vco = ((v.co * self.matrixT + self.obT.location) - self.obF.location) * self.matrixF
hit = self.obF.ray_cast(vco, vco + direc1)
if hit[2] != -1:
v.select = True
self.selverts.append(v)
def init_selproject(self, context):
self.obhide = None
# main operation
self.scn = context.scene
self.region = context.region
self.rv3d = context.space_data.region_3d
self.oldobjlist = list(self.scn.objects)
self.oldobj = context.active_object
self.oldmode = self.oldobj.mode
mesh = self.oldobj.data
if self.scn.UseSel and context.mode == 'EDIT_MESH':
self.obhide = context.active_object
me = self.obhide.data
bmundo = bmesh.new()
bmundo.from_mesh(me)
objlist = []
for obj in self.scn.objects:
objlist.append(obj)
bpy.ops.mesh.separate(type = 'SELECTED')
for obj in self.scn.objects:
if not(obj in objlist):
self.obF = obj
bmundo.to_mesh(me)
bmundo.free()
self.obhide.hide = True
else:
self.obF = bpy.data.objects.get(self.scn.FromObject)
if context.mode == 'EDIT_MESH':
bpy.ops.object.editmode_toggle()
self.obF.select = True
self.scn.objects.active = self.obF
self.originobF = self.obF.location
bpy.ops.object.origin_set(type = 'ORIGIN_GEOMETRY')
self.meF = self.obF.to_mesh(self.scn, 1, 'PREVIEW')
self.bmF = bmesh.new()
self.bmF.from_mesh(self.meF)
self.obT = bpy.data.objects.get(self.scn.ToObject)
self.obT.select = True
self.scn.objects.active = self.obT
self.originobT = self.obT.location
bpy.ops.object.origin_set(type='ORIGIN_GEOMETRY')
self.meT = self.obT.data
self.bmT = bmesh.new()
self.bmT.from_mesh(self.meT)
self.vsellist = []
for v in self.bmT.verts:
if v.select:
self.vsellist.append(v)
self.esellist = []
for e in self.bmT.edges:
if e.select:
self.esellist.append(e)
self.fsellist = []
for f in self.bmT.faces:
if f.select:
self.fsellist.append(f)
bpy.ops.object.add(type='EMPTY', location=(self.obF.location + self.obT.location) / 2)
self.empt = context.active_object
self.empt.name = "SelProject_dir_empty"
self.selverts = []
def redraw(self):
if started:
self.checksel()
glColor3f(1.0, 1.0, 0)
for v in self.selverts:
glBegin(GL_QUADS)
x, y = self.getscreencoords(v.co)
glVertex2f(x-2, y-2)
glVertex2f(x-2, y+2)
glVertex2f(x+2, y+2)
glVertex2f(x+2, y-2)
glEnd()
def do_import(path, DELETE_TOP_BONE=True):
# limits
MAX_NUMMESHES = 1000
MAX_NUMVERTS = 100000
MAX_NUMNORMALS = 100000
MAX_NUMTRIS = 100000
MAX_NUMMATS = 16
MAX_NUMBONES = 1000
MAX_NUMPOSKEYS = 1000
MAX_NUMROTKEYS = 1000
# get scene
scn = bpy.context.scene
if scn==None:
return "No scene to import to!"
# open the file
try:
file = open(path, 'r')
except IOError:
return "Failed to open the file!"
try:
if not path.endswith(".nb2"):
raise IOError
except IOError:
return "Must be an nb2 file!"
# Read frame info
try:
lines = getNextLine(file).split()
if len(lines) != 2 or lines[0] != "Frames:":
raise ValueError
lines = getNextLine(file).split()
if len(lines) != 2 or lines[0] != "Frame:":
raise ValueError
except ValueError:
return "Frame information is invalid!"
# Create the mesh
meshName = "Mesh Object"
# Before adding any meshes or armatures go into Object mode.
if bpy.ops.object.mode_set.poll():
bpy.ops.object.mode_set(mode='OBJECT')
# read the number of meshes
try:
lines = getNextLine(file).split()
if len(lines)!=2 or lines[0]!="Meshes:":
raise ValueError
numMeshes = int(lines[1])
if numMeshes < 0 or numMeshes > MAX_NUMMESHES:
raise ValueError
except ValueError:
return "Number of meshes is invalid!"
# read meshes
boneIds = [[],[],[],[]]
boneWeights = [[],[],[],[]]
meshVertexGroups = {}
vCount = 0
meshes = []
meshObjects = []
for i in range(numMeshes):
# read name, flags and material
try:
lines = re.findall(r'\".*\"|[^ ]+', getNextLine(file))
if len(lines)!=3:
raise ValueError
meshName = lines[0]
meshName = meshName[1:-1]
print ("processing mesh name:%s..." % meshName)
material = int(lines[2])
except ValueError:
return "Name, flags or material in mesh " + str(i+1) + " are invalid!"
meshes.append(bpy.data.meshes.new(meshName))
meshObjects.append(bpy.data.objects.new(meshName + "Ob", meshes[i]))
scn.objects.link(meshObjects[i])
# read the number of vertices
try:
numVerts = int(getNextLine(file))
if numVerts < 0 or numVerts > MAX_NUMVERTS:
raise ValueError
except ValueError:
return "Number of vertices in mesh " + str(i+1) + " is invalid!"
print ("Number of vertices in mesh:%d" % numVerts)
# read vertices
coords = []
uvs = []
for j in range(numVerts):
try:
lines = getNextLine(file).split()
if len(lines)!=14:
raise ValueError
coords.append([float(lines[1]), float(lines[2]), float(lines[3])])
uvs.append([float(lines[4]), 1-float(lines[5])])
boneIds[0].append(int(lines[6]))
boneWeights[0].append(float(lines[7]))
boneIds[1].append(int(lines[8]))
boneWeights[1].append(float(lines[9]))
boneIds[2].append(int(lines[10]))
boneWeights[2].append(float(lines[11]))
boneIds[3].append(int(lines[12]))
boneWeights[3].append(float(lines[13]))
meshVertexGroups[vCount] = meshName # uses the long mesh name - may be > 21 chars
vCount += 1
except ValueError:
return "Vertex " + str(j+1) + " in mesh " + str(i+1) + " is invalid!"
meshes[i].vertices.add(len(coords))
meshes[i].vertices.foreach_set("co", unpack_list(coords))
# read number of normals
try:
numNormals = int(getNextLine(file))
if numNormals < 0 or numNormals > MAX_NUMNORMALS:
raise ValueError
except ValueError:
return "Number of normals in mesh " + str(i+1) + " is invalid!"
print ("Number of normals in mesh:%d" % numNormals)
# read normals
normals = []
for j in range(numNormals):
try:
lines = getNextLine(file).split()
if len(lines)!=3:
raise ValueError
normals.append([float(lines[0]), float(lines[1]), float(lines[2])])
except ValueError:
return "Normal " + str(j+1) + " in mesh " + str(i+1) + " is invalid!"
# read the number of triangles
try:
numTris = int(getNextLine(file))
if numTris < 0 or numTris > MAX_NUMTRIS:
raise ValueError
except ValueError:
return "Number of triangles in mesh " + str(i+1) + " is invalid!"
print ("Number of triangles in mesh:%d" % numTris)
# read triangles
faces = []
for j in range(numTris):
# read the triangle
try:
lines = getNextLine(file).split()
if len(lines) != 8:
raise ValueError
v1 = int(lines[1])
v2 = int(lines[2])
v3 = int(lines[3])
faces.append([v1,v2,v3,0])
except ValueError:
return "Triangle " + str(j+1) + " in mesh " + str(i+1) + " is invalid!"
meshes[i].tessfaces.add(len(faces))
for fi, fpol in enumerate(faces):
vlen = len(fpol)
if vlen == 3 or vlen == 4:
for v in range(vlen):
meshes[i].tessfaces[fi].vertices_raw[v]= fpol[v]
# set texture coordinates and material
meshes[i].tessface_uv_textures.new()
for j, face in enumerate(meshes[i].tessfaces):
face_uv = meshes[i].tessface_uv_textures[0].data[j]
face_uv.uv1 = Vector(uvs[face.vertices[0]]);
face_uv.uv2 = Vector(uvs[face.vertices[1]]);
face_uv.uv3 = Vector(uvs[face.vertices[2]]);
if material >= 0:
face.material_index = material
for mesh in meshes:
mesh.update()
# read the number of materials
try:
lines = getNextLine(file).split()
if len(lines)!=2 or lines[0]!="Materials:":
raise ValueError
numMats = int(lines[1])
if numMats < 0 or numMats > MAX_NUMMATS:
raise ValueError
except ValueError:
return "Number of materials is invalid!"
# read the materials
for i in range(numMats):
# read name
name = getNextLine(file)[1:-1]
# create the material
#mat = Blender.Material.New(name)
#mesh.materials += [mat]
# read ambient color
try:
lines = getNextLine(file).split()
if len(lines)!=4:
raise ValueError
except ValueError:
return "Ambient color in material " + str(i+1) + " is invalid!"
# read diffuse color
try:
lines = getNextLine(file).split()
if len(lines)!=4:
raise ValueError
except ValueError:
return "Diffuse color in material " + str(i+1) + " is invalid!"
# read specular color
try:
lines = getNextLine(file).split()
if len(lines)!=4:
raise ValueError
except ValueError:
return "Specular color in material " + str(i+1) + " is invalid!"
# read emissive color
try:
lines = getNextLine(file).split()
if len(lines)!=4:
raise ValueError
except ValueError:
return "Emissive color in material " + str(i+1) + " is invalid!"
# read shininess
try:
shi = float(getNextLine(file))
except ValueError:
return "Shininess in material " + str(i+1) + " is invalid!"
# read transparency
try:
alpha = float(getNextLine(file))
except ValueError:
return "Transparency in material " + str(i+1) + " is invalid!"
# read texturemap
texturemap = getNextLine(file)[1:-1]
alphamap = getNextLine(file)[1:-1]
# read the number of bones
try:
lines = getNextLine(file).split()
if len(lines)!=2 or lines[0]!="Bones:":
raise ValueError
numBones = int(lines[1])
if numBones < 0 or numBones > MAX_NUMBONES:
raise ValueError
except:
return "Number of bones is invalid!"
# create the armature
armature = None
armOb = None
print ("numBones:")
numBones
if numBones > 0:
armature = bpy.data.armatures.new("Armature")
armOb = bpy.data.objects.new("ArmatureObject", armature)
armature.draw_type = 'STICK'
scn.objects.link(armOb)
scn.objects.active = armOb
# read bones
posKeys = {}
rotKeys = {}
boneNames = []
bpy.ops.object.editmode_toggle()
bpy.types.EditBone.rot_matrix = bpy.props.FloatVectorProperty(name="Rot Matrix", size=9)
for i in range(numBones):
# read name
fullName = getNextLine(file)[1:-1]
boneNames.append(fullName)
bone = armature.edit_bones.new(fullName)
# read parent
parentBoneName = getNextLine(file)[1:-1]
if len(parentBoneName) > 0:
bone.parent = armature.bones.data.edit_bones[parentBoneName]
# read position and rotation
try:
line = getNextLine(file)
lines = line.split()
if not (len(lines) == 8 or len(lines) == 24):
raise ValueError
pos = [float(lines[1]), float(lines[2]), float(lines[3])]
quat = [float(lines[4]), float(lines[5]), float(lines[6]), float(lines[7])]
#print 'Read bone: %s' % line
except ValueError:
return "Invalid position or orientation in a bone!"
# # Granny Rotation Quaternions are stored X,Y,Z,W but Blender uses W,X,Y,Z
quaternion = Quaternion((quat[3], quat[0], quat[1], quat[2]))
rotMatrix = quaternion.to_matrix()
rotMatrix.transpose() # Need to transpose to get same behaviour as 2.49 script
print ("Bone Data")
print (fullName)
print (pos)
print (rotMatrix)
boneLength = 3
# set position and orientation
if bone.parent:
bone_parent_matrix = Matrix([[bone.parent.rot_matrix[0], bone.parent.rot_matrix[1], bone.parent.rot_matrix[2]],
[bone.parent.rot_matrix[3], bone.parent.rot_matrix[4], bone.parent.rot_matrix[5]],
[bone.parent.rot_matrix[6], bone.parent.rot_matrix[7], bone.parent.rot_matrix[8]]])
bone.head = Vector(pos) * bone_parent_matrix + bone.parent.head
bone.tail = bone.head + Vector([boneLength,0,0])
tempM = rotMatrix * bone_parent_matrix
bone.rot_matrix = [tempM[0][0], tempM[0][1], tempM[0][2],
tempM[1][0], tempM[1][1], tempM[1][2],
tempM[2][0], tempM[2][1], tempM[2][2]]
bone.matrix = Matrix([[-bone.rot_matrix[3], bone.rot_matrix[0], bone.rot_matrix[6], bone.head[0]],
[-bone.rot_matrix[4], bone.rot_matrix[1], bone.rot_matrix[7], bone.head[1]],
[-bone.rot_matrix[5], bone.rot_matrix[2], bone.rot_matrix[8], bone.head[2]],
[0, 0, 0, 1]])
else:
bone.head = Vector(pos)
bone.tail = bone.head + Vector([boneLength,0,0])
bone.rot_matrix = [rotMatrix[0][0], rotMatrix[0][1], rotMatrix[0][2],
rotMatrix[1][0], rotMatrix[1][1], rotMatrix[1][2],
rotMatrix[2][0], rotMatrix[2][1], rotMatrix[2][2]]
bone.matrix = Matrix([[-bone.rot_matrix[3], bone.rot_matrix[0], bone.rot_matrix[6], bone.head[0]],
[-bone.rot_matrix[4], bone.rot_matrix[1], bone.rot_matrix[7], bone.head[1]],
[-bone.rot_matrix[5], bone.rot_matrix[2], bone.rot_matrix[8], bone.head[2]],
[0, 0, 0, 1]])
print (bone.rot_matrix[0], bone.rot_matrix[1], bone.rot_matrix[2])
print (bone.rot_matrix[3], bone.rot_matrix[4], bone.rot_matrix[5])
print (bone.rot_matrix[6], bone.rot_matrix[7], bone.rot_matrix[8])
print (bone.head)
print (bone.tail)
print ("bone roll")
print (bone.roll)
# read the number of position key frames
try:
numPosKeys = int(getNextLine(file))
if numPosKeys < 0 or numPosKeys > MAX_NUMPOSKEYS:
raise ValueError
except ValueError:
return "Invalid number of position key frames!"
# read position key frames
posKeys[name] = []
for j in range(numPosKeys):
# read time and position
try:
lines = getNextLine(file).split()
if len(lines) != 4:
raise ValueError
except ValueError:
return "Invalid position key frame!"
# read the number of rotation key frames
try:
numRotKeys = int(getNextLine(file))
if numRotKeys < 0 or numRotKeys > MAX_NUMROTKEYS:
raise ValueError
except ValueError:
return "Invalid number of rotation key frames!"
# read rotation key frames
rotKeys[name] = []
for j in range(numRotKeys):
# read time and rotation
try:
lines = getNextLine(file).split()
if len(lines) != 4:
raise ValueError
except ValueError:
return "Invalid rotation key frame!"
# Roll Fix
#for bone in armature.edit_bones:
# if bone.parent:
# roll = bone.roll
# bone.roll = roll - math.radians(90.0)
# Create Vertex Groups
vi = 0
for meshOb in meshObjects:
mesh = meshOb.data
for mvi, vertex in enumerate(mesh.vertices):
for bi in range(numBones):
for j in range(4):
if bi==boneIds[j][vi]:
name = boneNames[bi]
if not meshOb.vertex_groups.get(name):
meshOb.vertex_groups.new(name)
grp = meshOb.vertex_groups.get(name)
grp.add([mvi], boneWeights[j][vi], 'ADD')
vi = vi + 1
# Give mesh object an armature modifier, using vertex groups but
# not envelopes
mod = meshOb.modifiers.new('mod_' + mesh.name, 'ARMATURE')
mod.object = armOb
mod.use_bone_envelopes = False
mod.use_vertex_groups = True
if DELETE_TOP_BONE:
# Adjust object names, remove top bone for Civ V - Deliverator
#armature.makeEditable()
bone = armature.bones.data.edit_bones[boneNames[0]]
while not bone.parent is None:
bone = bone.parent
print ('Found World Bone: %s' % bone.name)
name = bone.name
armOb.name = name
# Delete top bone unless that would leave zero bones
if (len(armature.bones.data.edit_bones) > 1):
bpy.ops.object.select_pattern(pattern=name)
bpy.ops.armature.delete()
#del armature.bones.data.edit_bones[name]
# armature.update()
bpy.ops.object.editmode_toggle()
bpy.ops.object.editmode_toggle()
bpy.ops.object.editmode_toggle()
# The import was a success!
return ""
