410 lines
17 KiB
Python
410 lines
17 KiB
Python
# if "bpy" in locals():
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# import importlib
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# if "multikey" in locals():
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# importlib.reload()
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import bpy
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import random
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import numpy as np
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from mathutils import Quaternion
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from . import bake_ops
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from . import anim_layers
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def store_handles(key):
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#storing the distance between the handles bezier to the key value
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handle_r = key.handle_right[1] - key.co[1]
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handle_l = key.handle_left[1] - key.co[1]
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return handle_r, handle_l
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def apply_handles(key, handle_r, handle_l):
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key.handle_right[1] = key.co[1] + handle_r
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key.handle_left[1] = key.co[1] + handle_l
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def filter_properties(obj, fcu):
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'Filter the W X Y Z attributes of the transform properties'
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transformations = ["rotation_quaternion","rotation_euler", "location", "scale"]
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#check if the fcurve data path ends with any of the transformations
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if not any(fcu.data_path.endswith(transform) for transform in transformations):
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return True
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transform = fcu.data_path.split('"].')[1] if obj.mode == 'POSE' else fcu.data_path
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index = fcu.array_index
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if 'rotation' in transform:
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if transform == 'rotation_euler':
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index -= 1
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transform = 'rotation'
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transform = 'filter_' + transform
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#in case of channels like bbone_scalein that are no included then return
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if not hasattr(bpy.context.scene.multikey, transform):
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return True
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attr = getattr(bpy.context.scene.multikey, transform)
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return True if attr[index] else False
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def add_value(key, value):
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if key.select_control_point:
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#store handle values in relative to the keyframe value
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handle_r, handle_l = store_handles(key)
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key.co[1] += value
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apply_handles(key, handle_r, handle_l)
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#calculate the difference between current value and the fcurve value
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def add_diff(obj, fcurves, path, current_value, eval_array):
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array_value = current_value - eval_array
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if not any(array_value):
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return
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for i, value in enumerate(array_value):
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fcu = fcurves.find(path, index = i)
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if fcu is None or not filter_properties(obj, fcu):
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continue
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for key in fcu.keyframe_points:
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add_value(key, value)
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fcu.update()
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class ScaleValuesOp(bpy.types.Operator):
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"""Modal operator used while scale value is running before release"""
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bl_idname = "anim.multikey_scale_value"
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bl_label = "Scale Values"
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bl_options = {'REGISTER', 'UNDO'}
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def invoke(self, context, event):
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#reset the values for dragging
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self.stop = False
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scene = context.scene
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scene.multikey['is_dragging'] = True
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self.avg_value = dict()
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#dictionary of the keyframes and their original INITIAL values
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self.keyframes_values = dict()
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self.keyframes_handle_right = dict()
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self.keyframes_handle_left = dict()
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#the average value for each fcurve
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self.keyframes_avg_value = dict()
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for obj in context.selected_objects:
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if obj.animation_data.action is None:
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continue
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action = obj.animation_data.action
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for fcu in action.fcurves:
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if obj.mode == 'POSE':
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if bake_ops.selected_bones_filter(obj, fcu.data_path):
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continue
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if not filter_properties(obj, fcu):
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continue
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#avg and value list per fcurve
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avg_value = []
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value_list = []
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for key in fcu.keyframe_points:
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if key.select_control_point:
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value_list.append(key.co[1])
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self.keyframes_values.update({key : key.co[1]})
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self.keyframes_handle_right.update({key : key.handle_right[1]})
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self.keyframes_handle_left.update({key : key.handle_left[1]})
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if len(value_list)>1:
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#the average value with the scale property added to it
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avg_value = sum(value_list) / len(value_list)
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for key in fcu.keyframe_points:
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if key.select_control_point:
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self.keyframes_avg_value.update({key : avg_value})
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if not self.keyframes_avg_value:
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return('CANCELLED')
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context.window_manager.modal_handler_add(self)
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return {'RUNNING_MODAL'}
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def modal(self, context, event):
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scene = context.scene
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scale = scene.multikey.scale
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#Quit the modal operator when the slider is released
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if self.stop:
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scene.multikey['is_dragging'] = False
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scene.multikey['scale'] = 1
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anim_layers.redraw_areas(['VIEW_3D'])
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#modal is being cancelled because of undo issue with the modal running through the property
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return {'FINISHED'}
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if event.value == 'RELEASE': # Stop the modal on next frame. Don't block the event since we want to exit the field dragging
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self.stop = True
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for key, key_value in self.keyframes_values.items():
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if not key.select_control_point:
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continue
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if key not in self.keyframes_avg_value:
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continue
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avg_value = self.keyframes_avg_value[key]
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handle_right_value = self.keyframes_handle_right[key]
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handle_left_value = self.keyframes_handle_left[key]
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#add the value of the distance from the average * scale factor
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key.co[1] = avg_value + ((key_value - avg_value)*scale)
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key.handle_right[1] = avg_value + ((handle_right_value - avg_value)*scale)
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key.handle_left[1] = avg_value + ((handle_left_value - avg_value)*scale)
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return {'PASS_THROUGH'}
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def scale_value(self, context):
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scene = context.scene
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if scene.multikey.is_dragging:
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return
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obj = context.object
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if obj is None:
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self['scale'] = 1
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return
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action = obj.animation_data.action
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if action is None:
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self['scale'] = 1
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return
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if context.mode == 'POSE' and not context.selected_pose_bones:
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self['scale'] = 1
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return
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bpy.ops.anim.multikey_scale_value('INVOKE_DEFAULT')
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def random_value(self, context):
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for obj in context.selected_objects:
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if obj.animation_data.action is None:
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continue
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action = obj.animation_data.action
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for fcu in action.fcurves:
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if obj.mode == 'POSE':
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if bake_ops.selected_bones_filter(obj, fcu.data_path):
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continue
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if not filter_properties(obj, fcu):
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continue
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value_list = []
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threshold = bpy.context.scene.multikey.randomness
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for key in fcu.keyframe_points:
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if key.select_control_point == True:
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value_list.append(key.co[1])
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if len(value_list) > 0:
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value = max(value_list)- min(value_list)
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for key in fcu.keyframe_points:
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add_value(key, value * random.uniform(-threshold, threshold))
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fcu.update()
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self['randomness'] = 0.1
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def evaluate_array(action, fcu_path, frame, array_len):
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'''Create an array from all the indexes'''
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fcu_array = []
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for i in range(array_len):
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fcu = action.fcurves.find(fcu_path, index = i)
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if fcu is None:
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continue
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fcu_array.append(fcu.evaluate(frame))
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if not len(fcu_array):
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return None
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return np.array(fcu_array)
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def evaluate_layers(context, obj, anim_data, fcu, array_len):
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'''Calculate the evaluation of all the layers when using the nla'''
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if not hasattr(anim_data, 'nla_tracks') or not anim_data.use_nla:
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return None
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nla_tracks = anim_data.nla_tracks
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if not len(nla_tracks):
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return None
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frame = context.scene.frame_current
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#blend_types = {'ADD' : '+', 'SUBTRACT' : '-', 'MULTIPLY' : '*'}
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fcu_path = fcu.data_path
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#array_default = np.array([bake_ops.attr_default(obj, (fcu_path, i)) for i in range(4) if anim_data.action.fcurves.find(fcu_path, index = i) is not None])
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array_default = np.array(bake_ops.attr_default(obj, (fcu_path, fcu.array_index)))
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eval_array = array_default
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for track in nla_tracks:
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if track.mute:
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continue
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if not len(track.strips):
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continue
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for strip in track.strips:
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if not strip.frame_start < frame < strip.frame_end:
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continue
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action = strip.action
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if action is None:
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continue
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blend_type = strip.blend_type
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#get the influence value either from the attribute or the fcurve. function coming from bake
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influence = strip.influence
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if len(strip.fcurves):
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if not strip.fcurves[0].mute and len(strip.fcurves[0].keyframe_points):
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influence = strip.fcurves[0].evaluate(frame)
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#evaluate the frame according to the strip settings
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frame_eval = frame
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#change the frame if the strip is on hold
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if frame < strip.frame_start:
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if strip.extrapolation == 'HOLD':
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frame_eval = strip.frame_start
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elif frame >= strip.frame_end:
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if strip.extrapolation == 'HOLD' or strip.extrapolation == 'HOLD_FORWARD':
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frame_eval = strip.frame_end
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last_frame = strip.frame_start + (strip.frame_end - strip.frame_start) / strip.repeat
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if strip.repeat > 1 and (frame) >= last_frame:
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action_range = (strip.action_frame_end * strip.scale - strip.action_frame_start * strip.scale)
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frame_eval = (((frame_eval - strip.frame_start) % (action_range)) + strip.frame_start)
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if strip.use_reverse:
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frame_eval = last_frame - (frame_eval - strip.frame_start)
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offset = (strip.frame_start * 1/strip.scale - strip.action_frame_start) * strip.scale
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frame_eval = strip.frame_start * 1/strip.scale + (frame_eval - strip.frame_start) * 1/strip.scale - offset * 1/strip.scale
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fcu_array = evaluate_array(action, fcu_path, frame_eval, array_len)
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if fcu_array is None:
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continue
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###EVALUATION###
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eval_array = evaluation(blend_type, fcu_path, fcu_array, eval_array, array_default, influence)
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#If there is an action on top of the nla tracks (not using anim layers) add it to the evaluation
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if anim_data.action is not None and not anim_data.use_tweak_mode:
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fcu_array = evaluate_array(anim_data.action, fcu_path, frame, array_len)
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if fcu_array is not None:
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eval_array = evaluation(anim_data.action_blend_type, fcu_path, fcu_array, eval_array, array_default, anim_data.action_influence)
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return eval_array
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def evaluation(blend_type, fcu_path, fcu_array, eval_array, array_default, influence):
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blend_types = {'ADD' : '+', 'SUBTRACT' : '-', 'MULTIPLY' : '*'}
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# fcu_array = evaluate_array(action, fcu_path, frame_eval, array_len)
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# if fcu_array is None:
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# continue
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###EVALUATION###
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if blend_type =='COMBINE':
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if 'location' in fcu_path or 'rotation_euler' in fcu_path:
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blend_type = 'ADD'
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if blend_type =='REPLACE':
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eval_array = eval_array * (1 - influence) + fcu_array * influence
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elif blend_type =='COMBINE':
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eval_array = bake_ops.evaluate_combine(fcu_path, fcu_array, eval_array, array_default, influence)
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else:
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eval_array = eval('eval_array' + blend_types[blend_type] + 'fcu_array' + '*' + str(influence))
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return eval_array
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def evaluate_value(self, context):
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for obj in context.selected_objects:
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anim_data = obj.animation_data
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if anim_data is None:
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return
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if anim_data.action is None:
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return
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action = obj.animation_data.action
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fcu_paths = []
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transformations = ["rotation_quaternion","rotation_euler", "location", "scale"]
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if obj.mode == 'POSE':
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bonelist = context.selected_pose_bones if obj.als.onlyselected else obj.pose.bones
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for fcu in action.fcurves:
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if fcu in fcu_paths:
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continue
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if obj.mode == 'POSE':
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if bake_ops.selected_bones_filter(obj, fcu.data_path):
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continue
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for bone in bonelist:
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#find the fcurve of the bone
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if fcu.data_path.rfind(bone.name) != 12 or fcu.data_path[12 + len(bone.name)] != '"':
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continue
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# transform = fcu.data_path[15 + len(bone.name):]
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transform = fcu.data_path.split('"].')[1]
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if transform not in transformations:
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continue
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current_value = getattr(obj.pose.bones[bone.name], transform)
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else:
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transform = fcu.data_path
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current_value = getattr(obj, transform)
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eval_array = evaluate_layers(context, obj, anim_data, fcu, len(current_value))
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if eval_array is None:
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eval_array = evaluate_array(action, fcu.data_path, context.scene.frame_current, len(current_value))
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#calculate the difference between current value and the fcurve value
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add_diff(obj, action.fcurves, fcu.data_path, np.array(current_value), eval_array)
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class MULTIKEY_OT_Multikey(bpy.types.Operator):
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"""Edit all selected keyframes"""
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bl_label = "Edit Selected Keyframes"
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bl_idname = "fcurves.multikey"
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bl_options = {'REGISTER', 'UNDO'}
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# bl_description = ('Select keyframes, move your bone or objecet and press the operator. Does not work with Autokey')
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@classmethod
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def poll(cls, context):
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return context.active_object and context.active_object.animation_data and bpy.context.scene.tool_settings.use_keyframe_insert_auto == False
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def execute(self, context):
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evaluate_value(self, context)
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return {'FINISHED'}
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class MultikeyProperties(bpy.types.PropertyGroup):
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#selectedbones: bpy.props.BoolProperty(name="Affect only selected bones", description="Affect only selected bones", default=True, options={'HIDDEN'})
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#handletype: bpy.props.BoolProperty(name="Keep handle types", description="Keep handle types", default=False, options={'HIDDEN'})
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scale: bpy.props.FloatProperty(name="Scale Values Factor", description="Scale percentage from the average value", default=1.0, soft_max = 10, soft_min = -10, step=0.1, precision = 3, update = scale_value)
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randomness: bpy.props.FloatProperty(name="Randomness", description="Random Threshold of keyframes", default=0.1, min=0.0, max = 1.0, update = random_value)
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is_dragging: bpy.props.BoolProperty(default = False)
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#filters
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filter_location: bpy.props.BoolVectorProperty(name="Location", description="Filter Location properties", default=(True, True, True), size = 3, options={'HIDDEN'})
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filter_rotation: bpy.props.BoolVectorProperty(name="Rotation", description="Filter Rotation properties", default=(True, True, True, True), size = 4, options={'HIDDEN'})
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filter_scale: bpy.props.BoolVectorProperty(name="Scale", description="Filter Scale properties", default=(True, True, True), size = 3, options={'HIDDEN'})
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class FilterProperties(bpy.types.Operator):
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"""Filter Location Rotation and Scale Properties"""
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bl_idname = "fcurves.filter"
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bl_label = "Filter Properties W X Y Z"
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bl_options = {'REGISTER', 'UNDO'}
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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, width = 200)
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def draw(self, context):
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layout = self.layout
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row = layout.row()
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row.label(text = 'Location')
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row.prop(context.scene.multikey, 'filter_location', text = '')
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row = layout.row()
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row.label(text = 'Rotation')
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row.prop(context.scene.multikey, 'filter_rotation', text = '')
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row = layout.row()
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row.label(text = 'Scale')
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row.prop(context.scene.multikey, 'filter_scale', text = '')
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def execute(self, context):
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return {'CANCELLED'}
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classes = (MultikeyProperties, FilterProperties, MULTIKEY_OT_Multikey, ScaleValuesOp)
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def register():
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from bpy.utils import register_class
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for cls in classes:
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register_class(cls)
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bpy.types.Scene.multikey = bpy.props.PointerProperty(type = MultikeyProperties, options={'LIBRARY_EDITABLE'}, override = {'LIBRARY_OVERRIDABLE'})
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def unregister():
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from bpy.utils import unregister_class
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for cls in classes:
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unregister_class(cls)
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del bpy.types.Scene.multikey |