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HaydeeImporter.py
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HaydeeImporter.py
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# <pep8 compliant>
# Native imports
import struct
import os
import io
import binascii
import codecs
from enum import Enum
from math import pi
from io import BytesIO
# Blender and own imports
import bpy
from .HaydeeUtils import d, find_armature, file_format_prop
from .HaydeeUtils import boneRenameBlender, decodeText
from .HaydeeNodeMat import create_material
from .timing import profile
from . import HaydeeMenuIcon
from bpy_extras.wm_utils.progress_report import (
ProgressReport,
ProgressReportSubstep,
)
# ImportHelper is a helper class, defines filename and
# invoke() function which calls the file selector.
from bpy_extras.io_utils import ImportHelper
from bpy.props import StringProperty, BoolProperty, EnumProperty
from bpy.types import Operator
from mathutils import Quaternion, Vector, Matrix
# Global enum for asset type
class Signature(Enum):
HD_CHUNK = 0
HD_DATA_TXT = 1
HD_DATA_TXT_BOM = 2
HD_MOTION = 3
# Constants
ARMATURE_NAME = 'Skeleton'
HD_CHUNK = b'\x48\x44\x5F\x43\x48\x55\x4E\x4B'
HD_DATA_TXT = b'\x48\x44\x5F\x44\x41\x54\x41\x5F\x54\x58\x54'
HD_DATA_TXT_BOM = b'\xFF\xFE\x48\x00\x44\x00\x5F\x00\x44\x00\x41\x00\x54\x00\x41\x00\x5F\x00\x54\x00\x58\x00\x54\x00'
HD_MOTION = b'\x48\x44\x5F\x4D\x4F\x54\x49\x4F\x4E\x00'
# Swap matrix rows
SWAP_ROW_SKEL = Matrix(((0, 0, 1, 0),
(1, 0, 0, 0),
(0, 1, 0, 0),
(0, 0, 0, 1)))
# Swap matrix cols
SWAP_COL_SKEL = Matrix(((1, 0, 0, 0),
(0, 0, -1, 0),
(0, -1, 0, 0),
(0, 0, 0, 1)))
# --------------------------------------------------------------------------------
# binary helpers
# --------------------------------------------------------------------------------
def sig_check(mview):
result = None
if (mview[0:8] == (HD_CHUNK)):
result = Signature.HD_CHUNK
elif (mview[0:11] == (HD_DATA_TXT)):
result = Signature.HD_DATA_TXT
elif (mview[0:24] == (HD_DATA_TXT_BOM)):
result = Signature.HD_DATA_TXT_BOM
elif (mview[0:10] == (HD_MOTION)):
result = Signature.HD_MOTION
return result
# Read prefixed ANSI/utf8-as-ansi string
def readStrA(start, data):
len = int.from_bytes(data[start:start+4], byteorder='little')
start += 4
return (data[start:start+len].decode("utf-8"), 4+len+1)
# Read property name (until null terminator)
def readStrA_term(start, maxLen, data):
i, tStr, found = -1, "", False
while (i < maxLen):
i += 1
if (data[start+i] <= 0):
found = True
break
if (found):
tStr = codecs.decode(data[start:start+i], "latin")
return (tStr,i)
# Read UTF16/wide string
def readStrW(start, data):
i = int.from_bytes(data[start:start+4], byteorder='little')
len = (i * 2)
start += 4
return (codecs.decode(data[start:start+len], "utf-16-le"), 4+len+2)
# Vector from Haydee format to Blender
def vectorSwapSkel(vec):
return Vector((-vec.z, vec.y, -vec.x))
def createCollection(name="Haydee Model"):
# Create a collection with specific name
collection = bpy.data.collections.new(name)
bpy.context.scene.collection.children.link(collection)
return collection
def linkToActiveCollection(obj):
# link object to active collection
bpy.context.collection.objects.link(obj)
def recurLayerCollection(layerColl, collName):
# transverse the layer_collection tree looking for a collection named collName
found = None
if (layerColl.name == collName):
return layerColl
for layer in layerColl.children:
found = recurLayerCollection(layer, collName)
if found:
return found
def setActiveCollection(collName):
# set collName as the active collection
layer_collection = bpy.context.view_layer.layer_collection
layerColl = recurLayerCollection(layer_collection, collName)
if layerColl:
bpy.context.view_layer.active_layer_collection = layerColl
# --------------------------------------------------------------------------------
# .skel importer
# --------------------------------------------------------------------------------
def recurBonesOrigin(progress, parentBone, jointNames, mats):
for childBone in parentBone.children:
if childBone:
idx = jointNames.index(childBone.name)
child_mat = mats[idx]
# INV row
x1 = Matrix(((0, 0, -1, 0),
(1, 0, 0, 0),
(0, 1, 0, 0),
(0, 0, 0, 1)))
# INV col
x2 = Matrix(((0, 1, 0, 0),
(0, 0, 1, 0),
(-1, 0, 0, 0),
(0, 0, 0, 1)))
childBone.matrix = parentBone.matrix @ (x1 @ child_mat @ x2)
recurBonesOrigin(progress, childBone, jointNames, mats)
progress.step()
def rotateNonRootBone(parentBone):
if ('root' in parentBone.name.lower()):
return
r = Quaternion((0, 0, 1), -pi / 2).to_matrix().to_4x4()
parentBone.matrix = r @ parentBone.matrix
for childBone in parentBone.children:
rotateNonRootBone(childBone)
# Parse bone data helper
def read_bone_data(memData, propMap, jointNames, jointParents, mats, dimensions):
boneCount = propMap['numBones']['value']
BONE_SIZE = int(propMap['bones']['size'] / boneCount)
unpack_bone = struct.Struct('<32s16fi3fi').unpack
for n in range(boneCount):
offset = (BONE_SIZE * n)
(name,
f1, f2, f3, f4,
f5, f6, f7, f8,
f9, f10, f11, f12,
f13, f14, f15, f16,
parent, width, height, lenght, flags) = unpack_bone(memData[offset:offset + BONE_SIZE])
name = readStrA_term(0, 32, memoryview(name))[0]
name = boneRenameBlender(name)
mat = Matrix(((f1, f5, f9, f13),
(f2, f6, f10, f14),
(f3, f7, f11, f15),
(f4, f8, f12, f16)))
jointNames.append(name)
jointParents.append(parent)
mats.append(mat)
dimensions.append((width, height, lenght))
return True
# Parse joint data helper
def read_joint_data(memData, propMap, joint_data):
joints_count = propMap['numJoints']['value']
JOINT_SIZE = int(propMap['joints']['size'] / joints_count)
unpack_joint = struct.Struct('<18f4f').unpack
for n in range(joints_count):
offset = (JOINT_SIZE * n)
(
index, parent,
f1, f2, f3, f4,
f5, f6, f7, f8,
f9, f10, f11, f12,
f13, f14, f15, f16,
twistX, twistY, swingX, swingY) = unpack_joint(memData[offset:offset + JOINT_SIZE])
mat = Matrix((
(f1, f5, f9, f13),
(f2, f6, f10, f14),
(f3, f7, f11, f15),
(f4, f8, f12, f16)
))
joint_data[index] = {
'parent': parent,
'twistX': twistX, 'twistY': twistY,
'swingX': swingX, 'swingY': swingY,
'matrix': mat
}
return True
# Parse fixes data
def read_fixes_data(memData, propMap, fix_data):
fixes_count = propMap['numFixes']['value']
FIXES_SIZE = int(propMap['fixes']['size'] / fixes_count)
unpack_fixes = struct.Struct('<5I').unpack
for n in range(fixes_count):
offset = (FIXES_SIZE * n)
(type, flags, fix1, fix2, index) = unpack_fixes(memData[offset:offset + FIXES_SIZE])
fix_data[index] = ({'type': type, 'flags': flags, 'fix1': fix1, 'fix2': fix2})
return True
def read_skel(operator, context, filepath):
print('skel:', filepath)
with open(filepath, "rb") as a_file:
data = a_file.read()
mview = memoryview(data)
(entries, serialSize, assType) = struct.unpack('<ii8s', mview[20:36])
assType = assType.decode("latin")
if (sig_check(mview) != Signature.HD_CHUNK or assType != 'skeleton'):
print("Unrecognized signature or asset type: [%s], %s" % (binascii.hexlify(mview[0:16]), assType))
operator.report({'ERROR'}, "Unrecognized file format")
return {'FINISHED'}
# Compiled structs
unpack_int = struct.Struct('<i').unpack
unpack_entry = struct.Struct('<32siiii').unpack
# Data
jointNames, jointParents, mats, dimensions = [], [], [], []
joint_data, fix_data = {}, {}
armature_ob = None
propMap = dict(numBones= {'reader': lambda x: unpack_int(x)[0]},
numJoints= {'reader': lambda x: unpack_int(x)[0]},
numFixes= {'reader': lambda x: unpack_int(x)[0]},
numBounds= {'reader': lambda x: unpack_int(x)[0]},
numTrackers={'reader': lambda x: unpack_int(x)[0]},
numSlots= {'reader': lambda x: unpack_int(x)[0]},
bones= {'reader': lambda x: read_bone_data(x, propMap, jointNames, jointParents, mats, dimensions)},
fixes= {'reader': lambda x: read_fixes_data(x, propMap, fix_data)},
joints= {'reader': lambda x: read_joint_data(x, propMap, joint_data)},
slots= {'reader': lambda x: print("Skipping slots since this data is irrelevant")})
dataOffset = 28 + (entries * 48)
for x in range(1, entries):
sPos = 28 + (x * 48)
(name, size, offset, numSubs, subs) = unpack_entry(mview[sPos:sPos+48])
name = readStrA_term(0, 32, memoryview(name))[0]
propMap[name].update(dict(zip(['size', 'offset', 'numSubs', 'subs', 'hasValue'],[size, offset, numSubs, subs, size > 0])))
for key, value in propMap.items():
if (value.get("hasValue")):
(f, lSize, lOff) = (value['reader'], value['size'], value['offset'])
lOff = dataOffset + lOff
value["value"] = f(mview[lOff:lOff+lSize])
print(fix_data)
with ProgressReport(context.window_manager) as progReport:
with ProgressReportSubstep(progReport, 4, "Importing skel", "Finish Importing skel") as progress:
# create armature
if (bpy.context.mode != 'OBJECT'):
bpy.ops.object.mode_set(mode='OBJECT')
bpy.ops.object.select_all(action='DESELECT')
armature_ob = None
if jointNames:
boneCount = len(jointNames)
progress.enter_substeps(boneCount, "Build armature")
print('Importing Armature', str(boneCount), 'bones')
armature_da = bpy.data.armatures.new(ARMATURE_NAME)
# armature_da.display_type = 'STICK'
armature_ob = bpy.data.objects.new(ARMATURE_NAME, armature_da)
armature_ob.show_in_front = True
collection = createCollection(ARMATURE_NAME)
setActiveCollection(ARMATURE_NAME)
linkToActiveCollection(armature_ob)
bpy.context.view_layer.objects.active = armature_ob
bpy.ops.object.mode_set(mode='EDIT')
# create all Bones
progress.enter_substeps(boneCount, "create bones")
for idx, jointName in enumerate(jointNames):
editBone = armature_ob.data.edit_bones.new(jointName)
editBone.tail = Vector(editBone.head) + Vector((0, 0, 1))
editBone.length = dimensions[idx][2]
progress.step()
progress.leave_substeps("create bones end")
# set all bone parents
progress.enter_substeps(boneCount, "parenting bones")
for idx, jointParent in enumerate(jointParents):
if (jointParent >= 0):
editBone = armature_da.edit_bones[idx]
editBone.parent = armature_da.edit_bones[jointParent]
progress.step()
progress.leave_substeps("parenting bones end")
# origins of each bone is relative to its parent
# recalc all origins
progress.enter_substeps(boneCount, "aligning bones")
rootBones = [rootBone for rootBone in armature_da.edit_bones if rootBone.parent is None]
# swap rows root bones
swap_rows = Matrix(((-1, 0, 0, 0),
(0, 0, -1, 0),
(0, 1, 0, 0),
(0, 0, 0, 1)))
# swap cols root bones
swap_cols = Matrix(((0, 1, 0, 0),
(0, 0, 1, 0),
(1, 0, 0, 0),
(0, 0, 0, 1)))
for rootBone in rootBones:
idx = jointNames.index(rootBone.name)
mat = mats[idx]
rootBone.matrix = swap_rows @ mat @ swap_cols
recurBonesOrigin(progress, rootBone, jointNames, mats)
progress.step()
progress.leave_substeps("aligning bones end")
# lenght of bones
for bone in armature_da.edit_bones:
for child in bone.children:
center = child.head
proxVec = center - bone.head
boneVec = bone.tail - bone.head
norm = proxVec.dot(boneVec) / boneVec.dot(boneVec)
if (norm > 0.1):
proyVec = norm * boneVec
dist = (proxVec - proyVec).length
if (dist < 0.001):
bone.tail = center
# Rotate bone not in 'SK_Root' chain
for bone in rootBones:
rotateNonRootBone(bone)
bpy.ops.object.mode_set(mode='OBJECT')
progress.leave_substeps("Build armature end")
for idx, bone_name in enumerate(jointNames):
# import JOINT information
joint = joint_data.get(idx)
if joint:
parent = joint['parent']
twistX = joint['twistX']
twistY = joint['twistY']
swingX = joint['swingX']
swingY = joint['swingY']
pose_bone = armature_ob.pose.bones.get(bone_name)
constraint = pose_bone.constraints.new('LIMIT_ROTATION')
constraint.use_limit_x = True
# TODO:
# Commented out because does not work properly
# fix1 index is alway too high, needs reserach
# import FIX information
# fix = fix_data.get(idx)
# if fix:
# constraint = None
# type = fix['type']
# flags = fix['flags']
# parent_idx = fix['fix1']
# parent_name = jointNames[parent_idx]
# target_idx = fix['fix2']
# target_name = jointNames[target_idx]
# pose_bone = armature_ob.pose.bones.get(bone_name)
# pose_bone.bone.layers[1] = True
# pose_bone.bone.layers[0] = False
# useDrivers = False
# if useDrivers:
# if (type == 1): # TARGET
# groupName = 'TARGET'
# boneGroup = armature_ob.pose.bone_groups.get(groupName)
# if not boneGroup:
# boneGroup = armature_ob.pose.bone_groups.new(name=groupName)
# boneGroup.color_set = 'THEME15'
# pose_bone.bone_group = boneGroup
# XY = bool(flags & 0b0001) # fix order YZ
# XY = bool(flags & 0b0010) # fix order ZY
# constraint = pose_bone.constraints.new('DAMPED_TRACK')
# constraint.name = 'Target'
# constraint.target = armature_ob
# constraint.subtarget = target_name
# if (type == 2 and 0 == 1): # SMOOTH
# NEGY = bool(flags & 0b0001) # fix order NEGY
# NEGZ = bool(flags & 0b0010) # fix order NEGZ
# POSY = bool(flags & 0b0011) # fix order POSY
# POSZ = bool(flags & 0b0100) # fix order POSZ
# pose_bone.bone.use_inherit_scale = False
# pose_bone.bone.use_inherit_rotation = False
# constraint_parent = pose_bone.constraints.new('CHILD_OF')
# constraint_parent.name = 'Smooth Parent'
# constraint_parent.target = armature_ob
# constraint_parent.subtarget = parent_name
# constraint_parent.use_location_x = False
# constraint_parent.use_location_y = False
# constraint_parent.use_location_z = False
# matrix = constraint_parent.target.data.bones[constraint_parent.subtarget].matrix_local.inverted()
# constraint_parent.inverse_matrix = matrix
# constraint_parent.influence = .5
# constraint_child = pose_bone.constraints.new('CHILD_OF')
# constraint_child.name = 'Smooth Child'
# constraint_child.target = armature_ob
# constraint_child.subtarget = target_name
# constraint_child.use_location_x = False
# constraint_child.use_location_y = False
# constraint_child.use_location_z = False
# matrix = constraint_child.target.data.bones[constraint_child.subtarget].matrix_local.inverted()
# constraint_child.inverse_matrix = matrix
# constraint_child.influence = .5
# if (type == 2): # SMOOTH
# groupName = 'SMOOTH'
# boneGroup = armature_ob.pose.bone_groups.get(groupName)
# if not boneGroup:
# boneGroup = armature_ob.pose.bone_groups.new(name=groupName)
# boneGroup.color_set = 'THEME14'
# pose_bone.bone_group = boneGroup
# driver = armature_ob.driver_add(f'pose.bones["{bone_name}"].rotation_quaternion')
# expression = '(mld.to_quaternion().inverted() @ mls.to_quaternion() @ mbs.to_quaternion() @ mls.to_quaternion().inverted() @ mld.to_quaternion()).slerp(((1, 0, 0, 0)), .5)'
# build_driver(driver, expression, 0, bone_name, target_name)
# build_driver(driver, expression, 1, bone_name, target_name)
# build_driver(driver, expression, 2, bone_name, target_name)
# build_driver(driver, expression, 3, bone_name, target_name)
armature_ob.select_set(state=True)
# wm.progress_end()
return {'FINISHED'}
def build_driver(driver, expression, component, source_bone, target_bone):
rot_comp = driver[component]
rot_comp.driver.type = 'SCRIPTED'
rot_comp.driver.expression = expression + '[' + str(component) + ']'
var = rot_comp.driver.variables.new()
var.type = 'SINGLE_PROP'
var.name = 'mls'
var.targets[0].id = rot_comp.id_data
var.targets[0].data_path = 'data.bones["' + target_bone + '"].matrix_local'
var = rot_comp.driver.variables.new()
var.type = 'SINGLE_PROP'
var.name = 'mld'
var.targets[0].id = rot_comp.id_data
var.targets[0].data_path = 'data.bones["' + source_bone + '"].matrix_local'
var = rot_comp.driver.variables.new()
var.type = 'SINGLE_PROP'
var.name = 'mbs'
var.targets[0].id = rot_comp.id_data
var.targets[0].data_path = 'pose.bones["' + target_bone + '"].matrix_basis'
class ImportHaydeeSkel(Operator, ImportHelper):
bl_idname = "haydee_importer.skel"
bl_label = "Import Haydee Skel (.skel/.skeleton)"
bl_description = "Import a Haydee Skeleton"
bl_options = {'REGISTER', 'UNDO'}
filename_ext = ".skel"
filter_glob: StringProperty(
default="*.skel;*.skeleton",
options={'HIDDEN'},
maxlen=255, # Max internal buffer length, longer would be clamped.
)
def execute(self, context):
return read_skel(self, context, self.filepath)
# --------------------------------------------------------------------------------
# .dskel importer
# --------------------------------------------------------------------------------
def read_dskel(operator, context, filepath):
print('dskel:', filepath)
with ProgressReport(context.window_manager) as progReport:
with ProgressReportSubstep(progReport, 4, "Importing dskel", "Finish Importing dskel") as progress:
data = None
encoding = "utf-8-sig"
with open(filepath, "r", encoding=encoding) as a_file:
data = io.StringIO(a_file.read())
line = stripLine(data.readline())
line_split = line.split()
line_start = line_split[0]
signature = line_start
print('Signature:', signature)
if signature != 'HD_DATA_TXT':
print("Unrecognized signature: %s" % signature)
operator.report({'ERROR'}, "Unrecognized file format")
return {'FINISHED'}
level = 0
boneCount = 0
jointName = None
jointNames = []
jointOrigin = []
jointAxis = []
jointParents = []
jointWidth = []
jointHeight = []
jointLength = []
# steps = len(data.getvalue().splitlines()) - 1
progress.enter_substeps(1, "Parse Data")
# Read model data
for lineData in data:
line = stripLine(lineData)
line_split = line.split()
line_start = None
i = len(line_split)
if (i == 0):
continue
line_start = line_split[0]
if (line_start in ('{')):
level += 1
if (line_start in ('}')):
level -= 1
contextName = None
# Joints
if (line_start == 'skeleton' and level == 0):
boneCount = line_split[1]
if (line_start == 'bone' and level == 1):
jointName = line_split[1]
jointNames.append(jointName)
jointParents.append(None)
if (line_start == 'parent' and level >= 2):
jointParents[len(jointParents) - 1] = line_split[1]
if (line_start == 'origin' and level >= 2):
readVec(line_split, jointOrigin, 3, float)
if (line_start == 'axis' and level >= 2):
readVec(line_split, jointAxis, 4, float)
if (line_start == 'width' and level >= 2):
jointWidth.append(float(line_split[1]))
if (line_start == 'height' and level >= 2):
jointHeight.append(float(line_split[1]))
if (line_start == 'length' and level >= 2):
jointLength.append(float(line_split[1]))
for idx, name in enumerate(jointNames):
jointNames[idx] = boneRenameBlender(name)
for idx, name in enumerate(jointParents):
if name:
jointParents[idx] = boneRenameBlender(name)
if (bpy.context.mode != 'OBJECT'):
bpy.ops.object.mode_set(mode='OBJECT')
print('deselect')
bpy.ops.object.select_all(action='DESELECT')
armature_ob = None
if jointNames:
boneCount = len(jointNames)
progress.enter_substeps(boneCount, "Build armature")
print('Importing Armature', str(boneCount), 'bones')
armature_da = bpy.data.armatures.new(ARMATURE_NAME)
# armature_da.display_type = 'STICK'
armature_ob = bpy.data.objects.new(ARMATURE_NAME, armature_da)
armature_ob.show_in_front = True
collection = createCollection(ARMATURE_NAME)
setActiveCollection(ARMATURE_NAME)
linkToActiveCollection(armature_ob)
bpy.context.view_layer.objects.active = armature_ob
bpy.ops.object.mode_set(mode='EDIT')
# create all Bones
progress.enter_substeps(boneCount, "create bones")
for idx, jointName in enumerate(jointNames):
editBone = armature_ob.data.edit_bones.new(jointName)
editBone.tail = Vector(editBone.head) + Vector((0, 0, 1))
editBone.length = jointLength[idx]
progress.step()
progress.leave_substeps("create bones end")
# set all bone parents
progress.enter_substeps(boneCount, "parenting bones")
for idx, jointParent in enumerate(jointParents):
if (jointParent):
editBone = armature_da.edit_bones[idx]
editBone.parent = armature_da.edit_bones[jointParent]
progress.step()
progress.leave_substeps("parenting bones end")
# origins of each bone is relative to its parent
# recalc all origins
progress.enter_substeps(boneCount, "aligning bones")
for edit_bone in armature_da.edit_bones:
idx = jointNames.index(edit_bone.name)
quat = Quaternion(jointAxis[idx])
quat = Quaternion((-quat.z, quat.w, quat.y, -quat.x))
mat = quat.to_matrix().to_4x4()
r = Quaternion([0, 0, 1], pi / 2)
boneRot = r.to_matrix().to_4x4()
mat = mat @ boneRot
pos = Vector(jointOrigin[idx])
pos = Vector((-pos.y, -pos.z, pos.x))
mat.translation = vectorSwapSkel(pos)
edit_bone.matrix = mat
progress.step()
progress.leave_substeps("aligning bones end")
# lenght of bones
for bone in armature_da.edit_bones:
for child in bone.children:
center = child.head
proxVec = center - bone.head
boneVec = bone.tail - bone.head
norm = proxVec.dot(boneVec) / boneVec.dot(boneVec)
if (norm > 0.1):
proyVec = norm * boneVec
dist = (proxVec - proyVec).length
if (dist < 0.001):
bone.tail = center
bpy.ops.object.mode_set(mode='OBJECT')
progress.leave_substeps("Build armature end")
armature_ob.select_set(state=True)
return {'FINISHED'}
class ImportHaydeeDSkel(Operator, ImportHelper):
bl_idname = "haydee_importer.dskel"
bl_label = "Import Haydee DSkel (.dskel)"
bl_description = "Import a Haydee DSkeleton"
bl_options = {'REGISTER', 'UNDO'}
filename_ext = ".dskel"
filter_glob: StringProperty(
default="*.dskel",
options={'HIDDEN'},
maxlen=255, # Max internal buffer length, longer would be clamped.
)
def execute(self, context):
return read_dskel(self, context, self.filepath)
# --------------------------------------------------------------------------------
# .dmesh importer
# --------------------------------------------------------------------------------
def recurBonesOriginMesh(progress, parentBone, jointNames, jointAxis, jointOrigin):
for childBone in parentBone.children:
if childBone:
idx = jointNames.index(childBone.name)
mat = Quaternion(jointAxis[idx]).to_matrix().to_4x4()
pos = Vector(jointOrigin[idx])
# INV row
x1 = Matrix(((-1, 0, 0, 0),
(0, 0, 1, 0),
(0, -1, 0, 0),
(0, 0, 0, 1)))
# INV col
x2 = Matrix(((1, 0, 0, 0),
(0, 0, 1, 0),
(0, 1, 0, 0),
(0, 0, 0, 1)))
mat = parentBone.matrix @ (x1 @ mat @ x2)
pos = parentBone.matrix @ Vector((-pos.z, pos.x, pos.y))
mat.translation = pos
childBone.matrix = mat
recurBonesOriginMesh(progress, childBone, jointNames, jointAxis, jointOrigin)
progress.step()
def coordTransform(coord):
return [-coord[0], -coord[2], coord[1]]
def readVec(line_split, vec_data, vec_len, func):
vec = [func(v) for v in line_split[1:]]
vec_data.append(tuple(vec[:vec_len]))
def readWeights(line_split, vert_data):
vec = tuple((int(line_split[1]), int(line_split[2]), float(line_split[3])))
vert_data.append(vec)
def stripLine(line):
return line.strip().strip(';')
def read_dmesh(operator, context, filepath, file_format):
print('dmesh:', filepath)
with ProgressReport(context.window_manager) as progReport:
with ProgressReportSubstep(progReport, 4, "Importing dmesh", "Finish Importing dmesh") as progress:
if (bpy.context.mode != 'OBJECT'):
bpy.ops.object.mode_set(mode='OBJECT')
bpy.ops.object.select_all(action='DESELECT')
print("Importing dmesh: %s" % filepath)
basename = os.path.basename(filepath)
collName = os.path.splitext(basename)[0]
collection = createCollection(collName)
setActiveCollection(collName)
vert_data = None
uv_data = None
face_data = None
progress.enter_substeps(1, "Read file")
data = None
encoding = "utf-8-sig"
with open(filepath, "r", encoding=encoding) as a_file:
data = io.StringIO(a_file.read())
progress.leave_substeps("Read file end")
line = stripLine(data.readline())
line_split = line.split()
line_start = line_split[0]
signature = line_start
print('Signature:', signature)
if signature != 'HD_DATA_TXT':
print("Unrecognized signature: %s" % signature)
operator.report({'ERROR'}, "Unrecognized file format")
return {'FINISHED'}
level = 0
vert_data = []
uv_data = []
face_verts = []
face_uvs = []
smoothGroups = []
vCount = None
jointName = None
jointNames = []
jointOrigin = []
jointAxis = []
jointParents = []
weights = []
meshFaces = {}
meshUvs = {}
meshSmoothGroups = {}
contextName = None
meshName = None
# steps = len(data.getvalue().splitlines()) - 1
progress.enter_substeps(1, "Parse Data")
# Read model data
for lineData in data:
line = stripLine(lineData)
line_split = line.split()
line_start = None
i = len(line_split)
if (i == 0):
continue
line_start = line_split[0]
if (line_start in ('{')):
level += 1
if (line_start in ('}')):
level -= 1
contextName = None
if (line_start == 'verts', 'face', 'joint'):
contextName = line_start
# All verts
if (line_start == 'vert'):
readVec(line_split, vert_data, 3, float)
# All UVs
if (line_start == 'uv'):
readVec(line_split, uv_data, 2, float)
# Faces
if (line_start == 'group' and level >= 2):
meshName = line_split[1]
meshFaces[meshName] = []
meshUvs[meshName] = []
meshSmoothGroups[meshName] = []
if (line_start == 'count' and level >= 3):
vCount = int(line_split[1])
if (line_start == 'verts' and level >= 3):
readVec(line_split, meshFaces[meshName], vCount, int)
if (line_start == 'uvs' and level >= 3):
readVec(line_split, meshUvs[meshName], vCount, int)
if (line_start == 'smoothGroup' and level >= 3):
meshSmoothGroups[meshName].append(int(line_split[1]))
# Joints
if (line_start == 'joint' and level >= 2):
jointName = line_split[1]
jointNames.append(jointName)
jointParents.append(None)
if (line_start == 'parent' and level >= 3):
jointParents[len(jointParents) - 1] = line.split(' ', 1)[1]
if (line_start == 'origin' and level >= 3):
readVec(line_split, jointOrigin, 3, float)
if (line_start == 'axis' and level >= 3):
readVec(line_split, jointAxis, 4, float)
# Joints (Vert, Bone, Weight)
if (line_start == 'weight' and level >= 2):
readWeights(line_split, weights)
# progress.step()
progress.leave_substeps("Parse Data end")
for idx, name in enumerate(jointNames):
jointNames[idx] = boneRenameBlender(name)
for idx, name in enumerate(jointParents):
if name:
jointParents[idx] = boneRenameBlender(name)
# create armature
armature_ob = None
if jointNames:
boneCount = len(jointNames)
progress.enter_substeps(boneCount, "Build armature")
print('Importing Armature', str(boneCount), 'bones')
armature_da = bpy.data.armatures.new(ARMATURE_NAME)
# armature_da.display_type = 'STICK'
armature_ob = bpy.data.objects.new(ARMATURE_NAME, armature_da)
armature_ob.show_in_front = True
linkToActiveCollection(armature_ob)
bpy.context.view_layer.objects.active = armature_ob
bpy.ops.object.mode_set(mode='EDIT')
# create all Bones
progress.enter_substeps(boneCount, "create bones")
for idx, jointName in enumerate(jointNames):
editBone = armature_ob.data.edit_bones.new(jointName)
editBone.tail = Vector(editBone.head) + Vector((0, 0, 1))
progress.step()
progress.leave_substeps("create bones end")
# set all bone parents
progress.enter_substeps(boneCount, "parenting bones")
for idx, jointParent in enumerate(jointParents):
if (jointParent is not None):
editBone = armature_da.edit_bones[idx]
editBone.parent = armature_da.edit_bones[jointParent]
progress.step()
progress.leave_substeps("parenting bones end")
# origins of each bone is relative to its parent
# recalc all origins
progress.enter_substeps(boneCount, "aligning bones")
rootBones = [rootBone for rootBone in armature_da.edit_bones if rootBone.parent is None]
for rootBone in rootBones:
idx = jointNames.index(rootBone.name)
mat = Quaternion(jointAxis[idx]).to_matrix().to_4x4()
pos = Vector(jointOrigin[idx])
mat.translation = vectorSwapSkel(pos)
rootBone.matrix = SWAP_ROW_SKEL @ mat @ SWAP_COL_SKEL
recurBonesOriginMesh(progress, rootBone, jointNames, jointAxis, jointOrigin)
progress.step()
progress.leave_substeps("aligning bones end")
# lenght of bones
for bone in armature_da.edit_bones:
for child in bone.children:
center = child.head
proxVec = center - bone.head
boneVec = bone.tail - bone.head
norm = proxVec.dot(boneVec) / boneVec.dot(boneVec)
if (norm > 0.1):
proyVec = norm * boneVec
dist = (proxVec - proyVec).length
if (dist < 0.001):
bone.tail = center
bpy.ops.object.mode_set(mode='OBJECT')
progress.leave_substeps("Build armature end")
if armature_ob:
armature_ob.select_set(state=True)
# Create mesh (verts and faces)
progress.enter_substeps(len(meshFaces), "creating meshes")
for meshName, face_verts in meshFaces.items():
# face_verts = meshFaces[meshName]
face_uvs = meshUvs[meshName]
smoothGroups = meshSmoothGroups[meshName]
progress.enter_substeps(1, "vertdic")
vertDic = []
for face in face_verts:
for vertIdx in face:
if vertIdx not in vertDic:
vertDic.append(vertIdx)
progress.leave_substeps("vertdic end")
# Obtain mesh exclusive verts and renumerate for faces
progress.enter_substeps(1, "local verts")
objVerts = [vert_data[oldIdx] for oldIdx in vertDic]
objFaces = [tuple(vertDic.index(oldIdx) for oldIdx in face)[::-1] for face in face_verts]
progress.leave_substeps("local verts end")
progress.enter_substeps(1, "mesh data")
mesh_data = bpy.data.meshes.new(meshName)
mesh_data.from_pydata(list(map(coordTransform, objVerts)), [], objFaces)
# Shade smooth
mesh_data.use_auto_smooth = True
mesh_data.auto_smooth_angle = pi
mesh_data.polygons.foreach_set("use_smooth",
[True] * len(mesh_data.polygons))
progress.leave_substeps("mesh data end")
# apply UVs
progress.enter_substeps(1, "uv")
useUvs = True
if useUvs and face_uvs is not None:
mesh_data.uv_layers.new()
blen_uvs = mesh_data.uv_layers[-1]
for idx, uvs in enumerate([uv for uvs in face_uvs for uv in uvs[::-1]]):
uv_coord = Vector(uv_data[int(uvs)])
if (file_format=='H2'):
uv_coord = Vector((uv_coord.x, 1-uv_coord.y))
blen_uvs.data[idx].uv = uv_coord
progress.leave_substeps("uv end")
useSmooth = True
if useSmooth:
# unique_smooth_groups
unique_smooth_groups = {}
for g in set(smoothGroups):
unique_smooth_groups[g] = None
if unique_smooth_groups:
sharp_edges = set()
smooth_group_users = {context_smooth_group: {} for context_smooth_group in unique_smooth_groups.keys()}
context_smooth_group_old = -1
# detect if edge is used in faces with different Smoothing Groups
progress.enter_substeps(1, "detect smooth")
for idx, face_vert_loc_indices in enumerate(objFaces):
len_face_vert_loc_indices = len(face_vert_loc_indices)
context_smooth_group = smoothGroups[idx]
if unique_smooth_groups and context_smooth_group:
# Is a part of of a smooth group and is a face
if context_smooth_group_old is not context_smooth_group:
edge_dict = smooth_group_users[context_smooth_group]
context_smooth_group_old = context_smooth_group
prev_vidx = face_vert_loc_indices[-1]
for vidx in face_vert_loc_indices:
edge_key = (prev_vidx, vidx) if (prev_vidx < vidx) else (vidx, prev_vidx)
prev_vidx = vidx