forked from bartvdbraak/blender
54343b79e6
use imp.reload now. Should use import hooks but for now replace imp.reload with our own reload as the builtin reload was replaced before.
188 lines
5.4 KiB
Python
188 lines
5.4 KiB
Python
# ##### BEGIN GPL LICENSE BLOCK #####
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# ##### END GPL LICENSE BLOCK #####
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# <pep8 compliant>
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import bpy
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def pose_info():
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from mathutils import Matrix
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info = {}
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obj = bpy.context.object
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pose = obj.pose
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pose_items = pose.bones.items()
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for name, pbone in pose_items:
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binfo = {}
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bone = pbone.bone
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binfo["parent"] = getattr(bone.parent, "name", None)
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binfo["bone"] = bone
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binfo["pbone"] = pbone
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binfo["matrix_local"] = bone.matrix_local.copy()
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try:
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binfo["matrix_local_inv"] = binfo["matrix_local"].copy().invert()
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except:
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binfo["matrix_local_inv"] = Matrix()
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binfo["matrix"] = bone.matrix.copy()
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binfo["matrix_pose"] = pbone.matrix.copy()
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try:
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binfo["matrix_pose_inv"] = binfo["matrix_pose"].copy().invert()
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except:
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binfo["matrix_pose_inv"] = Matrix()
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print(binfo["matrix_pose"])
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info[name] = binfo
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for name, pbone in pose_items:
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binfo = info[name]
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binfo_parent = binfo.get("parent", None)
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if binfo_parent:
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binfo_parent = info[binfo_parent]
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matrix = binfo["matrix_pose"]
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rest_matrix = binfo["matrix_local"]
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if binfo_parent:
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matrix = binfo_parent["matrix_pose_inv"] * matrix
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rest_matrix = binfo_parent["matrix_local_inv"] * rest_matrix
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matrix = rest_matrix.copy().invert() * matrix
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binfo["matrix_key"] = matrix.copy()
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return info
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def bake(frame_start, frame_end, step=1, only_selected=False):
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scene = bpy.context.scene
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obj = bpy.context.object
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pose = obj.pose
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info_ls = []
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frame_range = range(frame_start, frame_end + 1, step)
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# could spped this up by applying steps here too...
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for f in frame_range:
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scene.frame_set(f)
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info = pose_info()
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info_ls.append(info)
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f += 1
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action = bpy.data.actions.new("Action")
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bpy.context.object.animation_data.action = action
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pose_items = pose.bones.items()
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for name, pbone in pose_items:
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if only_selected and not pbone.select:
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continue
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for f in frame_range:
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matrix = info_ls[int((f - frame_start) / step)][name]["matrix_key"]
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#pbone.location = matrix.translation_part()
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#pbone.rotation_quaternion = matrix.to_quat()
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pbone.matrix_basis = matrix
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pbone.keyframe_insert("location", -1, f, name)
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rotation_mode = pbone.rotation_mode
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if rotation_mode == 'QUATERNION':
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pbone.keyframe_insert("rotation_quaternion", -1, f, name)
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elif rotation_mode == 'AXIS_ANGLE':
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pbone.keyframe_insert("rotation_axis_angle", -1, f, name)
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else: # euler, XYZ, ZXY etc
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pbone.keyframe_insert("rotation_euler", -1, f, name)
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pbone.keyframe_insert("scale", -1, f, name)
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return action
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from bpy.props import *
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class BakeAction(bpy.types.Operator):
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'''Bake animation to an Action'''
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bl_idname = "nla.bake"
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bl_label = "Bake Action"
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bl_options = {'REGISTER', 'UNDO'}
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frame_start = IntProperty(name="Start Frame",
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description="Start frame for baking",
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default=1, min=1, max=300000)
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frame_end = IntProperty(name="End Frame",
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description="End frame for baking",
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default=250, min=1, max=300000)
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step = IntProperty(name="Frame Step",
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description="Frame Step",
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default=1, min=1, max=120)
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only_selected = BoolProperty(name="Only Selected",
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default=True)
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def execute(self, context):
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action = bake(self.frame_start, self.frame_end, self.step, self.only_selected)
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# basic cleanup, could move elsewhere
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for fcu in action.fcurves:
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keyframe_points = fcu.keyframe_points
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i = 1
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while i < len(fcu.keyframe_points) - 1:
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val_prev = keyframe_points[i - 1].co[1]
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val_next = keyframe_points[i + 1].co[1]
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val = keyframe_points[i].co[1]
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if abs(val - val_prev) + abs(val - val_next) < 0.0001:
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keyframe_points.remove(keyframe_points[i])
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else:
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i += 1
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return {'FINISHED'}
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def invoke(self, context, event):
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wm = context.window_manager
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return wm.invoke_props_dialog(self)
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#def menu_func(self, context):
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# self.layout.operator(BakeAction.bl_idname, text="Bake Armature Action")
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def register():
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pass
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# bpy.types.INFO_MT_mesh_add.append(menu_func)
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def unregister():
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pass
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# bpy.types.INFO_MT_mesh_add.remove(menu_func)
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if __name__ == "__main__":
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register()
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