def _load_pose_units(self):
from collections import OrderedDict
self.base_bvh = bvh.load(
getpath.getSysDataPath('poseunits/face-poseunits.bvh'),
allowTranslation="none")
self.base_anim = self.base_bvh.createAnimationTrack(
self.human.getBaseSkeleton(), name="Expression-Face-PoseUnits")
poseunit_json = json.load(io.open(
getpath.getSysDataPath('poseunits/face-poseunits.json'),
'r',
encoding='utf-8'),
object_pairs_hook=OrderedDict)
self.poseunit_names = poseunit_json['framemapping']
if len(self.poseunit_names) != self.base_bvh.frameCount:
self.base_anim = None
raise RuntimeError(
"Face units BVH has wrong number of frames (%s) while face-poseunits.json defines %s poses, they should be equal."
% (self.base_bvh.frameCount, len(self.poseunit_names)))
self.base_anim = animation.PoseUnit(self.base_anim.name,
self.base_anim._data,
self.poseunit_names)
log.message('unit pose frame count:%s', len(self.poseunit_names))
# Store indexes of all bones affected by face unit poses, should be all face bones
self.face_bone_idxs = sorted(
list(
set([
bIdx for l in self.base_anim.getAffectedBones()
for bIdx in l
])))
def _load_pose_units(self):
from collections import OrderedDict
self.base_bvh = bvh.load(
getpath.getSysDataPath('poseunits/face-poseunits.bvh'),
allowTranslation="none")
self.base_anim = self.base_bvh.createAnimationTrack(
self.human.getBaseSkeleton(), name="Expression-Face-PoseUnits")
poseunit_json = json.load(open(
getpath.getSysDataPath('poseunits/face-poseunits.json'),
'r',
encoding='utf-8'),
object_pairs_hook=OrderedDict)
self.poseunit_names = poseunit_json['framemapping']
log.message('unit pose frame count:%s', len(self.poseunit_names))
self.modifiers = dict(
list(zip(self.poseunit_names,
len(self.poseunit_names) * [0.0])))
self.base_poseunit = animation.PoseUnit(
self.base_anim.name, self.base_anim.data[:self.base_anim.nBones *
len(self.poseunit_names)],
self.poseunit_names)
self._load_gui()
def get_blank_pose():
human = gui3d.app.selectedHuman
base_bvh = bvh.load(getpath.getSysDataPath('poseunits/face-poseunits.bvh'), allowTranslation="none")
base_anim = base_bvh.createAnimationTrack(human.getBaseSkeleton(), name="Expression-Face-PoseUnits")
poseunit_json = json.load(open(getpath.getSysDataPath('poseunits/face-poseunits.json'),'rb'), object_pairs_hook=OrderedDict)
# the names of the changeable facial expression features
poseunit_names = poseunit_json['framemapping']
modifiers = dict(zip(poseunit_names, len(poseunit_names)*[0.0]))
base_poseunit = animation.PoseUnit(base_anim.name, base_anim.data[:base_anim.nBones*len(poseunit_names)], poseunit_names)
return modifiers, base_poseunit
def setExpressionFromFile(self, mhposeFile):
"""Set the expression from a mhpose file"""
if mhposeFile is None:
# clear expression
original_pose = self.getPoseAsAnimation()
if original_pose and hasattr(original_pose, 'pose_backref'):
original_pose = original_pose.pose_backref
if original_pose is None:
self.human.setActiveAnimation(None)
else:
if self.human.hasAnimation(original_pose.name):
self.human.setActiveAnimation(original_pose.name)
else:
self.human.addAnimation(original_pose)
self.human.setActiveAnimation(orgiginal_pose.name)
if self.human.hasAnimation('expr-lib-pose'):
self.human.removeAnimation('expr-lib-pose')
else:
# Assign expression
base_bvh = bvh.load(getpath.getSysDataPath('poseunits/face-poseunits.bvh'), allowTranslation="none")
base_anim = base_bvh.createAnimationTrack(self.human.getBaseSkeleton(), name="Expression-Face-PoseUnits")
poseunit_json = json.load(open(getpath.getSysDataPath('poseunits/face-poseunits.json'), 'r', encoding='utf-8'), object_pairs_hook=OrderedDict)
poseunit_names = poseunit_json['framemapping']
base_anim = animation.PoseUnit(base_anim.name, base_anim._data, poseunit_names)
face_bone_idxs = sorted(list(set([bIdx for l in base_anim.getAffectedBones() for bIdx in l])))
new_pose = animation.poseFromUnitPose('expr-lib-pose', mhposeFile, base_anim)
current_pose = self.getPoseAsAnimation()
if current_pose is None:
current_pose = new_pose
current_pose.pose_backref = None
else:
if hasattr(current_pose,'pose_backref') and not current_pose.pose_backref is None:
current_pose = current_pose.pose_backref
org_pose = current_pose
current_pose = animation.mixPoses(org_pose, new_pose, face_bone_idxs)
current_pose.name = 'expr-lib-pose'
self.human.addAnimation(current_pose)
self.human.setActiveAnimation(current_pose.name)
self.human.setPosed(True)
self.human.refreshPose()
def onShow(self, event):
gui3d.TaskView.onShow(self, event)
anim = self.base_bvh.createAnimationTrack(
self.human.getBaseSkeleton(), name="Expression-Face-PoseUnits")
log.message('unit pose frame count:%s', len(self.poseunit_names))
self.base_poseunit = animation.PoseUnit(
anim.name, anim.data[:anim.nBones * len(self.poseunit_names)],
self.poseunit_names)
self.updateGui()
if gui3d.app.getSetting('cameraAutoZoom'):
gui3d.app.setFaceCamera()
def setExpression(expression):
if expression == "None":
modifiers, _ = get_blank_pose()
return modifiers
with open(expression, 'r') as f:
human = G.app.objects[0]
base_bvh = bvh.load(
getpath.getSysDataPath('poseunits/face-poseunits.bvh'),
allowTranslation="none")
base_anim = base_bvh.createAnimationTrack(
human.getBaseSkeleton(), name="Expression-Face-PoseUnits")
poseunit_json = json.load(open(
getpath.getSysDataPath('poseunits/face-poseunits.json'), 'rb'),
object_pairs_hook=OrderedDict)
# the names of the changeable facial expression features
poseunit_names = poseunit_json['framemapping']
modifiers = dict(zip(poseunit_names, len(poseunit_names) * [0.0]))
base_poseunit = animation.PoseUnit(
base_anim.name,
base_anim.data[:base_anim.nBones * len(poseunit_names)],
poseunit_names)
pose_modifiers = json.load(f,
object_pairs_hook=OrderedDict)['unit_poses']
for key in modifiers:
if key in pose_modifiers:
modifiers[key] = pose_modifiers[key]
# see which values are different so only those are updated
posenames = []
posevalues = []
for pname, pval in modifiers.items():
#if pval != 0:
posenames.append(pname)
posevalues.append(pval)
if len(posenames) > 0:
panim = base_poseunit.getBlendedPose(posenames, posevalues)
panim.disableBaking = False
human.addAnimation(panim)
human.setActiveAnimation(panim.name)
human.refreshPose()
return modifiers
