100 lines
3.7 KiB
Python
100 lines
3.7 KiB
Python
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# Copyright Epic Games, Inc. All Rights Reserved.
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import traceback
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from functools import partial
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from maya import cmds
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from epic_pose_wrangler.log import LOG
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from epic_pose_wrangler.v2.model import base_extension, pose_blender
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class BakePosesToTimeline(base_extension.PoseWranglerExtension):
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__category__ = "Core Extensions"
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@property
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def view(self):
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if self._view is not None:
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return self._view
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from PySide2 import QtWidgets
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self._view = QtWidgets.QPushButton("Bake Poses To Timeline")
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self._view.clicked.connect(partial(self.execute, None))
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return self._view
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def execute(self, context=None, **kwargs):
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if context is None:
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context = self.api.get_context()
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if context.current_solver is not None:
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bake_poses_to_timeline(solver=context.current_solver, view=self._display_view)
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def bake_poses_to_timeline(start_frame=0, anim_layer=None, solver=None, view=False):
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"""
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Bakes the poses to the timeline and sets the time range to the given animation.
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:param start_frame :type int: start frame of he baked animation
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:param anim_layer :type str: if given the animations will be baked on that layer or created if it doesn't exist
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:param solver :type api.RBFNode: solver reference
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:param view :type bool: is the view present
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"""
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# Grab all the transforms for the solver
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transforms = solver.drivers()
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transforms.extend(solver.driven_nodes(pose_blender.UEPoseBlenderNode.node_type))
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bake_enabled = True
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pose_list = []
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# Set default anim layer if one isn't specified
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if not anim_layer:
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anim_layer = "BaseAnimation"
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# If the layer doesnt exist, create it
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if not cmds.animLayer(anim_layer, query=True, exists=True):
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cmds.animLayer(anim_layer)
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try:
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cmds.autoKeyframe(e=1, st=0)
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# If we are running with the view, provide a popup
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if view:
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from PySide2 import QtWidgets
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msg = ("This will bake the poses to the timeline, change your time range, "
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"and delete inputs on driving and driven transforms.\n"
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"Do you want this to happen?")
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ret = QtWidgets.QMessageBox.warning(
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None, "WARNING: DESTRUCTIVE FUNCTION", msg,
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QtWidgets.QMessageBox.Ok | QtWidgets.QMessageBox.Cancel,
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QtWidgets.QMessageBox.Cancel
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)
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if ret == QtWidgets.QMessageBox.StandardButton.Ok:
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bake_enabled = True
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cmds.undoInfo(openChunk=True, undoName='Bake poses to timeline')
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else:
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bake_enabled = False
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# If we are baking, do the bake
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if bake_enabled:
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i = start_frame
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for pose_name in solver.poses():
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# let's key it on the previous and next frames before we pose it
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cmds.select(transforms)
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cmds.animLayer(anim_layer, addSelectedObjects=True, e=True)
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cmds.setKeyframe(transforms, t=[(i - 1), (i + 1)], animLayer=anim_layer)
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# assume the pose
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solver.go_to_pose(pose_name)
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cmds.setKeyframe(transforms, t=[i], animLayer=anim_layer)
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pose_list.append(pose_name)
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# increment to next keyframe
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i += 1
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# set the range to the number of keyframes
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cmds.playbackOptions(minTime=0, maxTime=i, animationStartTime=0, animationEndTime=i - 1)
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cmds.dgdirty(a=1)
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return pose_list
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cmds.dgdirty(a=1)
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except Exception as e:
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LOG.error(traceback.format_exc())
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finally:
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cmds.undoInfo(closeChunk=True)
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