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import math
import time
from enum import Enum
from typing import Optional, Dict, List
import numpy
import scipy.optimize
import wx
from tha3.mocap.ifacialmocap_constants import MOUTH_SMILE_LEFT, MOUTH_SHRUG_UPPER, MOUTH_SMILE_RIGHT, \
BROW_INNER_UP, BROW_OUTER_UP_RIGHT, BROW_OUTER_UP_LEFT, BROW_DOWN_LEFT, BROW_DOWN_RIGHT, EYE_WIDE_LEFT, \
EYE_WIDE_RIGHT, EYE_BLINK_LEFT, EYE_BLINK_RIGHT, CHEEK_SQUINT_LEFT, CHEEK_SQUINT_RIGHT, EYE_LOOK_IN_LEFT, \
EYE_LOOK_OUT_LEFT, EYE_LOOK_IN_RIGHT, EYE_LOOK_OUT_RIGHT, EYE_LOOK_UP_LEFT, EYE_LOOK_UP_RIGHT, EYE_LOOK_DOWN_RIGHT, \
EYE_LOOK_DOWN_LEFT, HEAD_BONE_X, HEAD_BONE_Y, HEAD_BONE_Z, JAW_OPEN, MOUTH_FROWN_LEFT, MOUTH_FROWN_RIGHT, \
MOUTH_LOWER_DOWN_LEFT, MOUTH_LOWER_DOWN_RIGHT, MOUTH_FUNNEL, MOUTH_PUCKER
from tha3.mocap.ifacialmocap_pose_converter import IFacialMocapPoseConverter
from tha3.poser.modes.pose_parameters import get_pose_parameters
class EyebrowDownMode(Enum):
TROUBLED = 1
ANGRY = 2
LOWERED = 3
SERIOUS = 4
class WinkMode(Enum):
NORMAL = 1
RELAXED = 2
def rad_to_deg(rad):
return rad * 180.0 / math.pi
def deg_to_rad(deg):
return deg * math.pi / 180.0
def clamp(x, min_value, max_value):
return max(min_value, min(max_value, x))
class IFacialMocapPoseConverter25Args:
def __init__(self,
lower_smile_threshold: float = 0.4,
upper_smile_threshold: float = 0.6,
eyebrow_down_mode: EyebrowDownMode = EyebrowDownMode.ANGRY,
wink_mode: WinkMode = WinkMode.NORMAL,
eye_surprised_max_value: float = 0.5,
eye_wink_max_value: float = 0.8,
eyebrow_down_max_value: float = 0.4,
cheek_squint_min_value: float = 0.1,
cheek_squint_max_value: float = 0.7,
eye_rotation_factor: float = 1.0 / 0.75,
jaw_open_min_value: float = 0.1,
jaw_open_max_value: float = 0.4,
mouth_frown_max_value: float = 0.6,
mouth_funnel_min_value: float = 0.25,
mouth_funnel_max_value: float = 0.5,
iris_small_left=0.0,
iris_small_right=0.0):
self.iris_small_right = iris_small_left
self.iris_small_left = iris_small_right
self.wink_mode = wink_mode
self.mouth_funnel_max_value = mouth_funnel_max_value
self.mouth_funnel_min_value = mouth_funnel_min_value
self.mouth_frown_max_value = mouth_frown_max_value
self.jaw_open_max_value = jaw_open_max_value
self.jaw_open_min_value = jaw_open_min_value
self.eye_rotation_factor = eye_rotation_factor
self.cheek_squint_max_value = cheek_squint_max_value
self.cheek_squint_min_value = cheek_squint_min_value
self.eyebrow_down_max_value = eyebrow_down_max_value
self.eye_blink_max_value = eye_wink_max_value
self.eye_wide_max_value = eye_surprised_max_value
self.eyebrow_down_mode = eyebrow_down_mode
self.lower_smile_threshold = lower_smile_threshold
self.upper_smile_threshold = upper_smile_threshold
class IFacialMocapPoseConverter25(IFacialMocapPoseConverter):
def __init__(self, args: Optional[IFacialMocapPoseConverter25Args] = None):
super().__init__()
if args is None:
args = IFacialMocapPoseConverter25Args()
self.args = args
pose_parameters = get_pose_parameters()
self.pose_size = 45
self.eyebrow_troubled_left_index = pose_parameters.get_parameter_index("eyebrow_troubled_left")
self.eyebrow_troubled_right_index = pose_parameters.get_parameter_index("eyebrow_troubled_right")
self.eyebrow_angry_left_index = pose_parameters.get_parameter_index("eyebrow_angry_left")
self.eyebrow_angry_right_index = pose_parameters.get_parameter_index("eyebrow_angry_right")
self.eyebrow_happy_left_index = pose_parameters.get_parameter_index("eyebrow_happy_left")
self.eyebrow_happy_right_index = pose_parameters.get_parameter_index("eyebrow_happy_right")
self.eyebrow_raised_left_index = pose_parameters.get_parameter_index("eyebrow_raised_left")
self.eyebrow_raised_right_index = pose_parameters.get_parameter_index("eyebrow_raised_right")
self.eyebrow_lowered_left_index = pose_parameters.get_parameter_index("eyebrow_lowered_left")
self.eyebrow_lowered_right_index = pose_parameters.get_parameter_index("eyebrow_lowered_right")
self.eyebrow_serious_left_index = pose_parameters.get_parameter_index("eyebrow_serious_left")
self.eyebrow_serious_right_index = pose_parameters.get_parameter_index("eyebrow_serious_right")
self.eye_surprised_left_index = pose_parameters.get_parameter_index("eye_surprised_left")
self.eye_surprised_right_index = pose_parameters.get_parameter_index("eye_surprised_right")
self.eye_wink_left_index = pose_parameters.get_parameter_index("eye_wink_left")
self.eye_wink_right_index = pose_parameters.get_parameter_index("eye_wink_right")
self.eye_happy_wink_left_index = pose_parameters.get_parameter_index("eye_happy_wink_left")
self.eye_happy_wink_right_index = pose_parameters.get_parameter_index("eye_happy_wink_right")
self.eye_relaxed_left_index = pose_parameters.get_parameter_index("eye_relaxed_left")
self.eye_relaxed_right_index = pose_parameters.get_parameter_index("eye_relaxed_right")
self.eye_raised_lower_eyelid_left_index = pose_parameters.get_parameter_index("eye_raised_lower_eyelid_left")
self.eye_raised_lower_eyelid_right_index = pose_parameters.get_parameter_index("eye_raised_lower_eyelid_right")
self.iris_small_left_index = pose_parameters.get_parameter_index("iris_small_left")
self.iris_small_right_index = pose_parameters.get_parameter_index("iris_small_right")
self.iris_rotation_x_index = pose_parameters.get_parameter_index("iris_rotation_x")
self.iris_rotation_y_index = pose_parameters.get_parameter_index("iris_rotation_y")
self.head_x_index = pose_parameters.get_parameter_index("head_x")
self.head_y_index = pose_parameters.get_parameter_index("head_y")
self.neck_z_index = pose_parameters.get_parameter_index("neck_z")
self.mouth_aaa_index = pose_parameters.get_parameter_index("mouth_aaa")
self.mouth_iii_index = pose_parameters.get_parameter_index("mouth_iii")
self.mouth_uuu_index = pose_parameters.get_parameter_index("mouth_uuu")
self.mouth_eee_index = pose_parameters.get_parameter_index("mouth_eee")
self.mouth_ooo_index = pose_parameters.get_parameter_index("mouth_ooo")
self.mouth_lowered_corner_left_index = pose_parameters.get_parameter_index("mouth_lowered_corner_left")
self.mouth_lowered_corner_right_index = pose_parameters.get_parameter_index("mouth_lowered_corner_right")
self.mouth_raised_corner_left_index = pose_parameters.get_parameter_index("mouth_raised_corner_left")
self.mouth_raised_corner_right_index = pose_parameters.get_parameter_index("mouth_raised_corner_right")
self.body_y_index = pose_parameters.get_parameter_index("body_y")
self.body_z_index = pose_parameters.get_parameter_index("body_z")
self.breathing_index = pose_parameters.get_parameter_index("breathing")
self.breathing_start_time = time.time()
self.panel = None
def init_pose_converter_panel(self, parent):
self.panel = wx.Panel(parent, style=wx.SIMPLE_BORDER)
self.panel_sizer = wx.BoxSizer(wx.VERTICAL)
self.panel.SetSizer(self.panel_sizer)
self.panel.SetAutoLayout(1)
parent.GetSizer().Add(self.panel, 0, wx.EXPAND)
if True:
eyebrow_down_mode_text = wx.StaticText(self.panel, label=" --- Eyebrow Down Mode --- ",
style=wx.ALIGN_CENTER)
self.panel_sizer.Add(eyebrow_down_mode_text, 0, wx.EXPAND)
self.eyebrow_down_mode_choice = wx.Choice(
self.panel,
choices=[
"ANGRY",
"TROUBLED",
"SERIOUS",
"LOWERED",
])
self.eyebrow_down_mode_choice.SetSelection(0)
self.panel_sizer.Add(self.eyebrow_down_mode_choice, 0, wx.EXPAND)
self.eyebrow_down_mode_choice.Bind(wx.EVT_CHOICE, self.change_eyebrow_down_mode)
separator = wx.StaticLine(self.panel, -1, size=(256, 5))
self.panel_sizer.Add(separator, 0, wx.EXPAND)
if True:
wink_mode_text = wx.StaticText(self.panel, label=" --- Wink Mode --- ", style=wx.ALIGN_CENTER)
self.panel_sizer.Add(wink_mode_text, 0, wx.EXPAND)
self.wink_mode_choice = wx.Choice(
self.panel,
choices=[
"NORMAL",
"RELAXED",
])
self.wink_mode_choice.SetSelection(0)
self.panel_sizer.Add(self.wink_mode_choice, 0, wx.EXPAND)
self.wink_mode_choice.Bind(wx.EVT_CHOICE, self.change_wink_mode)
separator = wx.StaticLine(self.panel, -1, size=(256, 5))
self.panel_sizer.Add(separator, 0, wx.EXPAND)
if True:
iris_size_text = wx.StaticText(self.panel, label=" --- Iris Size --- ", style=wx.ALIGN_CENTER)
self.panel_sizer.Add(iris_size_text, 0, wx.EXPAND)
self.iris_left_slider = wx.Slider(self.panel, minValue=0, maxValue=1000, value=0, style=wx.HORIZONTAL)
self.panel_sizer.Add(self.iris_left_slider, 0, wx.EXPAND)
self.iris_left_slider.Bind(wx.EVT_SLIDER, self.change_iris_size)
self.iris_right_slider = wx.Slider(self.panel, minValue=0, maxValue=1000, value=0, style=wx.HORIZONTAL)
self.panel_sizer.Add(self.iris_right_slider, 0, wx.EXPAND)
self.iris_right_slider.Bind(wx.EVT_SLIDER, self.change_iris_size)
self.iris_right_slider.Enable(False)
self.link_left_right_irises = wx.CheckBox(
self.panel, label="Use same value for both sides")
self.link_left_right_irises.SetValue(True)
self.panel_sizer.Add(self.link_left_right_irises, wx.SizerFlags().CenterHorizontal().Border())
self.link_left_right_irises.Bind(wx.EVT_CHECKBOX, self.link_left_right_irises_clicked)
separator = wx.StaticLine(self.panel, -1, size=(256, 5))
self.panel_sizer.Add(separator, 0, wx.EXPAND)
if True:
breathing_frequency_text = wx.StaticText(
self.panel, label=" --- Breathing --- ", style=wx.ALIGN_CENTER)
self.panel_sizer.Add(breathing_frequency_text, 0, wx.EXPAND)
self.restart_breathing_cycle_button = wx.Button(self.panel, label="Restart Breathing Cycle")
self.restart_breathing_cycle_button.Bind(wx.EVT_BUTTON, self.restart_breathing_cycle_clicked)
self.panel_sizer.Add(self.restart_breathing_cycle_button, 0, wx.EXPAND)
self.breathing_frequency_slider = wx.Slider(
self.panel, minValue=0, maxValue=60, value=20, style=wx.HORIZONTAL)
self.panel_sizer.Add(self.breathing_frequency_slider, 0, wx.EXPAND)
self.breathing_gauge = wx.Gauge(self.panel, style=wx.GA_HORIZONTAL, range=1000)
self.panel_sizer.Add(self.breathing_gauge, 0, wx.EXPAND)
self.panel_sizer.Fit(self.panel)
def restart_breathing_cycle_clicked(self, event: wx.Event):
self.breathing_start_time = time.time()
def change_eyebrow_down_mode(self, event: wx.Event):
selected_index = self.eyebrow_down_mode_choice.GetSelection()
if selected_index == 0:
self.args.eyebrow_down_mode = EyebrowDownMode.ANGRY
elif selected_index == 1:
self.args.eyebrow_down_mode = EyebrowDownMode.TROUBLED
elif selected_index == 2:
self.args.eyebrow_down_mode = EyebrowDownMode.SERIOUS
else:
self.args.eyebrow_down_mode = EyebrowDownMode.LOWERED
def change_wink_mode(self, event: wx.Event):
selected_index = self.wink_mode_choice.GetSelection()
if selected_index == 0:
self.args.wink_mode = WinkMode.NORMAL
else:
self.args.wink_mode = WinkMode.RELAXED
def change_iris_size(self, event: wx.Event):
if self.link_left_right_irises.GetValue():
left_value = self.iris_left_slider.GetValue()
right_value = self.iris_right_slider.GetValue()
if left_value != right_value:
self.iris_right_slider.SetValue(left_value)
self.args.iris_small_left = left_value / 1000.0
self.args.iris_small_right = left_value / 1000.0
else:
self.args.iris_small_left = self.iris_left_slider.GetValue() / 1000.0
self.args.iris_small_right = self.iris_right_slider.GetValue() / 1000.0
def link_left_right_irises_clicked(self, event: wx.Event):
if self.link_left_right_irises.GetValue():
self.iris_right_slider.Enable(False)
else:
self.iris_right_slider.Enable(True)
self.change_iris_size(event)
def decompose_head_body_param(self, param, threshold=2.0 / 3):
if abs(param) < threshold:
return (param, 0.0)
else:
if param < 0:
sign = -1.0
else:
sign = 1.0
return (threshold * sign, (abs(param) - threshold) * sign)
def convert(self, ifacialmocap_pose: Dict[str, float]) -> List[float]:
pose = [0.0 for i in range(self.pose_size)]
smile_value = \
(ifacialmocap_pose[MOUTH_SMILE_LEFT] + ifacialmocap_pose[MOUTH_SMILE_RIGHT]) / 2.0 \
+ ifacialmocap_pose[MOUTH_SHRUG_UPPER]
if smile_value < self.args.lower_smile_threshold:
smile_degree = 0.0
elif smile_value > self.args.upper_smile_threshold:
smile_degree = 1.0
else:
smile_degree = (smile_value - self.args.lower_smile_threshold) / (
self.args.upper_smile_threshold - self.args.lower_smile_threshold)
# Eyebrow
if True:
brow_inner_up = ifacialmocap_pose[BROW_INNER_UP]
brow_outer_up_right = ifacialmocap_pose[BROW_OUTER_UP_RIGHT]
brow_outer_up_left = ifacialmocap_pose[BROW_OUTER_UP_LEFT]
brow_up_left = clamp(brow_inner_up + brow_outer_up_left, 0.0, 1.0)
brow_up_right = clamp(brow_inner_up + brow_outer_up_right, 0.0, 1.0)
pose[self.eyebrow_raised_left_index] = brow_up_left
pose[self.eyebrow_raised_right_index] = brow_up_right
brow_down_left = (1.0 - smile_degree) \
* clamp(ifacialmocap_pose[BROW_DOWN_LEFT] / self.args.eyebrow_down_max_value, 0.0, 1.0)
brow_down_right = (1.0 - smile_degree) \
* clamp(ifacialmocap_pose[BROW_DOWN_RIGHT] / self.args.eyebrow_down_max_value, 0.0, 1.0)
if self.args.eyebrow_down_mode == EyebrowDownMode.TROUBLED:
pose[self.eyebrow_troubled_left_index] = brow_down_left
pose[self.eyebrow_troubled_right_index] = brow_down_right
elif self.args.eyebrow_down_mode == EyebrowDownMode.ANGRY:
pose[self.eyebrow_angry_left_index] = brow_down_left
pose[self.eyebrow_angry_right_index] = brow_down_right
elif self.args.eyebrow_down_mode == EyebrowDownMode.LOWERED:
pose[self.eyebrow_lowered_left_index] = brow_down_left
pose[self.eyebrow_lowered_right_index] = brow_down_right
elif self.args.eyebrow_down_mode == EyebrowDownMode.SERIOUS:
pose[self.eyebrow_serious_left_index] = brow_down_left
pose[self.eyebrow_serious_right_index] = brow_down_right
brow_happy_value = clamp(smile_value, 0.0, 1.0) * smile_degree
pose[self.eyebrow_happy_left_index] = brow_happy_value
pose[self.eyebrow_happy_right_index] = brow_happy_value
# Eye
if True:
# Surprised
pose[self.eye_surprised_left_index] = clamp(
ifacialmocap_pose[EYE_WIDE_LEFT] / self.args.eye_wide_max_value, 0.0, 1.0)
pose[self.eye_surprised_right_index] = clamp(
ifacialmocap_pose[EYE_WIDE_RIGHT] / self.args.eye_wide_max_value, 0.0, 1.0)
# Wink
if self.args.wink_mode == WinkMode.NORMAL:
wink_left_index = self.eye_wink_left_index
wink_right_index = self.eye_wink_right_index
else:
wink_left_index = self.eye_relaxed_left_index
wink_right_index = self.eye_relaxed_right_index
pose[wink_left_index] = (1.0 - smile_degree) * clamp(
ifacialmocap_pose[EYE_BLINK_LEFT] / self.args.eye_blink_max_value, 0.0, 1.0)
pose[wink_right_index] = (1.0 - smile_degree) * clamp(
ifacialmocap_pose[EYE_BLINK_RIGHT] / self.args.eye_blink_max_value, 0.0, 1.0)
pose[self.eye_happy_wink_left_index] = smile_degree * clamp(
ifacialmocap_pose[EYE_BLINK_LEFT] / self.args.eye_blink_max_value, 0.0, 1.0)
pose[self.eye_happy_wink_right_index] = smile_degree * clamp(
ifacialmocap_pose[EYE_BLINK_RIGHT] / self.args.eye_blink_max_value, 0.0, 1.0)
# Lower eyelid
cheek_squint_denom = self.args.cheek_squint_max_value - self.args.cheek_squint_min_value
pose[self.eye_raised_lower_eyelid_left_index] = \
clamp(
(ifacialmocap_pose[CHEEK_SQUINT_LEFT] - self.args.cheek_squint_min_value) / cheek_squint_denom,
0.0, 1.0)
pose[self.eye_raised_lower_eyelid_right_index] = \
clamp(
(ifacialmocap_pose[CHEEK_SQUINT_RIGHT] - self.args.cheek_squint_min_value) / cheek_squint_denom,
0.0, 1.0)
# Iris rotation
if True:
eye_rotation_y = (ifacialmocap_pose[EYE_LOOK_IN_LEFT]
- ifacialmocap_pose[EYE_LOOK_OUT_LEFT]
- ifacialmocap_pose[EYE_LOOK_IN_RIGHT]
+ ifacialmocap_pose[EYE_LOOK_OUT_RIGHT]) / 2.0 * self.args.eye_rotation_factor
pose[self.iris_rotation_y_index] = clamp(eye_rotation_y, -1.0, 1.0)
eye_rotation_x = (ifacialmocap_pose[EYE_LOOK_UP_LEFT]
+ ifacialmocap_pose[EYE_LOOK_UP_RIGHT]
- ifacialmocap_pose[EYE_LOOK_DOWN_LEFT]
- ifacialmocap_pose[EYE_LOOK_DOWN_RIGHT]) / 2.0 * self.args.eye_rotation_factor
pose[self.iris_rotation_x_index] = clamp(eye_rotation_x, -1.0, 1.0)
# Iris size
if True:
pose[self.iris_small_left_index] = self.args.iris_small_left
pose[self.iris_small_right_index] = self.args.iris_small_right
# Head rotation
if True:
x_param = clamp(-ifacialmocap_pose[HEAD_BONE_X] * 180.0 / math.pi, -15.0, 15.0) / 15.0
pose[self.head_x_index] = x_param
y_param = clamp(-ifacialmocap_pose[HEAD_BONE_Y] * 180.0 / math.pi, -10.0, 10.0) / 10.0
pose[self.head_y_index] = y_param
pose[self.body_y_index] = y_param
z_param = clamp(ifacialmocap_pose[HEAD_BONE_Z] * 180.0 / math.pi, -15.0, 15.0) / 15.0
pose[self.neck_z_index] = z_param
pose[self.body_z_index] = z_param
# Mouth
if True:
jaw_open_denom = self.args.jaw_open_max_value - self.args.jaw_open_min_value
mouth_open = clamp((ifacialmocap_pose[JAW_OPEN] - self.args.jaw_open_min_value) / jaw_open_denom, 0.0, 1.0)
pose[self.mouth_aaa_index] = mouth_open
pose[self.mouth_raised_corner_left_index] = clamp(smile_value, 0.0, 1.0)
pose[self.mouth_raised_corner_right_index] = clamp(smile_value, 0.0, 1.0)
is_mouth_open = mouth_open > 0.0
if not is_mouth_open:
mouth_frown_value = clamp(
(ifacialmocap_pose[MOUTH_FROWN_LEFT] + ifacialmocap_pose[
MOUTH_FROWN_RIGHT]) / self.args.mouth_frown_max_value, 0.0, 1.0)
pose[self.mouth_lowered_corner_left_index] = mouth_frown_value
pose[self.mouth_lowered_corner_right_index] = mouth_frown_value
else:
mouth_lower_down = clamp(
ifacialmocap_pose[MOUTH_LOWER_DOWN_LEFT] + ifacialmocap_pose[MOUTH_LOWER_DOWN_RIGHT], 0.0, 1.0)
mouth_funnel = ifacialmocap_pose[MOUTH_FUNNEL]
mouth_pucker = ifacialmocap_pose[MOUTH_PUCKER]
mouth_point = [mouth_open, mouth_lower_down, mouth_funnel, mouth_pucker]
aaa_point = [1.0, 1.0, 0.0, 0.0]
iii_point = [0.0, 1.0, 0.0, 0.0]
uuu_point = [0.5, 0.3, 0.25, 0.75]
ooo_point = [1.0, 0.5, 0.5, 0.4]
decomp = numpy.array([0, 0, 0, 0])
M = numpy.array([
aaa_point,
iii_point,
uuu_point,
ooo_point
])
def loss(decomp):
return numpy.linalg.norm(numpy.matmul(decomp, M) - mouth_point) \
+ 0.01 * numpy.linalg.norm(decomp, ord=1)
opt_result = scipy.optimize.minimize(
loss, decomp, bounds=[(0.0, 1.0), (0.0, 1.0), (0.0, 1.0), (0.0, 1.0)])
decomp = opt_result["x"]
restricted_decomp = [decomp.item(0), decomp.item(1), decomp.item(2), decomp.item(3)]
pose[self.mouth_aaa_index] = restricted_decomp[0]
pose[self.mouth_iii_index] = restricted_decomp[1]
mouth_funnel_denom = self.args.mouth_funnel_max_value - self.args.mouth_funnel_min_value
ooo_alpha = clamp((mouth_funnel - self.args.mouth_funnel_min_value) / mouth_funnel_denom, 0.0, 1.0)
uo_value = clamp(restricted_decomp[2] + restricted_decomp[3], 0.0, 1.0)
pose[self.mouth_uuu_index] = uo_value * (1.0 - ooo_alpha)
pose[self.mouth_ooo_index] = uo_value * ooo_alpha
if self.panel is not None:
frequency = self.breathing_frequency_slider.GetValue()
if frequency == 0:
value = 0.0
pose[self.breathing_index] = value
self.breathing_start_time = time.time()
else:
period = 60.0 / frequency
now = time.time()
diff = now - self.breathing_start_time
frac = (diff % period) / period
value = (-math.cos(2 * math.pi * frac) + 1.0) / 2.0
pose[self.breathing_index] = value
self.breathing_gauge.SetValue(int(1000 * value))
return pose
def create_ifacialmocap_pose_converter(
args: Optional[IFacialMocapPoseConverter25Args] = None) -> IFacialMocapPoseConverter:
return IFacialMocapPoseConverter25(args)
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