Fix #6 convert interpolate to modal
pullusb
parent
8748728953
commit
539f62f3df
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@ -1,7 +1,7 @@
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bl_info = {
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"name": "gp interpolate",
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"author": "Christophe Seux, Samuel Bernou",
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"version": (0, 6, 0),
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"version": (0, 7, 0),
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"blender": (3, 6, 0),
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"location": "Sidebar > Gpencil Tab > Interpolate",
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"description": "Interpolate Grease pencil strokes over 3D",
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@ -1,11 +1,12 @@
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from gp_interpolate.interpolate_strokes import (operators,
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properties,
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interpolate_simple)
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#interpolate_simple
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)
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modules = (
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properties,
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operators,
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interpolate_simple,
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#interpolate_simple,
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)
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if "bpy" in locals():
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@ -1,6 +1,6 @@
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import bpy
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import numpy as np
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from time import perf_counter, time
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from time import perf_counter, time, sleep
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from mathutils import Vector, Matrix
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from gp_interpolate.utils import (matrix_transform,
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@ -22,9 +22,7 @@ from mathutils.geometry import (barycentric_transform,
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intersect_line_plane,
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tessellate_polygon)
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## TODO: add bake animation to empty for later GP layer parenting
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## TODO: Convert operator to Modal to Stop animation
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## Converted to modal from "operator_single"
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class GP_OT_interpolate_stroke(bpy.types.Operator):
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bl_idname = "gp.interpolate_stroke"
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@ -49,52 +47,107 @@ class GP_OT_interpolate_stroke(bpy.types.Operator):
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next : bpy.props.BoolProperty(name='Next', default=True, options={'SKIP_SAVE'})
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def execute(self, context):
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debug=False
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settings = context.scene.gp_interpo_settings
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def apply_and_store(self):
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self.store = []
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# item = (prop, attr, [new_val])
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for item in self.store_list:
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prop, attr = item[:2]
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self.store.append( (prop, attr, getattr(prop, attr)) )
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if len(item) >= 3:
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setattr(prop, attr, item[2])
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def restore(self):
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for prop, attr, old_val in self.store:
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setattr(prop, attr, old_val)
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def invoke(self, context, event):
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self.debug = False
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self.status = 'START'
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self.store_list = []
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self.loop_count = 0
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self.start = time()
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self.scan_time = None
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self.plane = None
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self.toolcol = None
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self.gp = context.object
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self.settings = context.scene.gp_interpo_settings
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self.cancelled = False
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self._timer = context.window_manager.event_timer_add(0.01, window=context.window)
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context.window_manager.modal_handler_add(self)
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return {'RUNNING_MODAL'}
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def exit_modal(self):
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bpy.context.window_manager.progress_end() # Pgs
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self.restore()
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if self.debug:
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if self.scan_time is not None:
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print(f"Paste'n'place time {time()-self.start - self.scan_time}s")
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else:
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if self.settings.method == 'BONE':
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## Remove Plane and it's collection after use
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if self.plane is not None:
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bpy.data.objects.remove(self.plane)
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if self.toolcol is not None:
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bpy.data.collections.remove(self.toolcol)
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cancel_state = '(Stopped!) ' if self.cancelled else ''
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self.report({'INFO'}, f'{cancel_state}{self.loop_count} interpolated frame(s) ({time()-self.start:.3f}s)')
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def modal(self, context, event):
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if event.type in {'RIGHTMOUSE', 'ESC'}:
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print('Cancelling')
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self.cancelled = True
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self.exit_modal()
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return {'CANCELLED'}
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if event.type == 'TIMER':
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if self.status == 'START':
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scn = bpy.context.scene
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# auto_key_status = context.tool_settings.use_keyframe_insert_auto
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# context.tool_settings.use_keyframe_insert_auto = True
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## Determine on what key/keys to jump
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frames_to_jump = following_keys(forward=self.next, all_keys=settings.use_animation)
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if not len(frames_to_jump):
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self.frames_to_jump = following_keys(forward=self.next, all_keys=self.settings.use_animation)
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if not len(self.frames_to_jump):
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self.report({'WARNING'}, 'No keyframe available in this direction')
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return {'CANCELLED'}
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# print('frames_to_jump: ', frames_to_jump)
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# print('self.frames_to_jump: ', self.frames_to_jump)
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gp = context.object
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self.gp = context.object
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# matrix = np.array(gp.matrix_world, dtype='float64')
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# matrix = np.array(self.gp.matrix_world, dtype='float64')
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# origin = np.array(scn.camera.matrix_world.to_translation(), 'float64')
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matrix = gp.matrix_world
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matrix = self.gp.matrix_world
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origin = scn.camera.matrix_world.to_translation()
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col = settings.target_collection
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col = self.settings.target_collection
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if not col:
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col = scn.collection
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# print('----')
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tgt_strokes = [s for s in gp.data.layers.active.active_frame.strokes if s.select]
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tgt_strokes = [s for s in self.gp.data.layers.active.active_frame.strokes if s.select]
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## If nothing selected in sculpt/paint, Select all before triggering
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if not tgt_strokes and context.mode in ('SCULPT_GPENCIL', 'PAINT_GPENCIL'):
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for s in gp.data.layers.active.active_frame.strokes:
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for s in self.gp.data.layers.active.active_frame.strokes:
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s.select = True
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tgt_strokes = gp.data.layers.active.active_frame.strokes
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tgt_strokes = self.gp.data.layers.active.active_frame.strokes
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if not tgt_strokes:
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self.report({'ERROR'}, 'No stroke selected !')
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return {'CANCELLED'}
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included_cols = [c.name for c in gp.users_collection]
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included_cols = [c.name for c in self.gp.users_collection]
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target_obj = None
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start = time()
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if settings.method == 'BONE':
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if not settings.target_rig or not settings.target_bone:
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if self.settings.method == 'BONE':
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if not self.settings.target_rig or not self.settings.target_bone:
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self.report({'ERROR'}, 'No Bone selected')
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return {'CANCELLED'}
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@ -102,43 +155,43 @@ class GP_OT_interpolate_stroke(bpy.types.Operator):
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## ensure collection and plane exists
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# get/create collection
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toolcol = bpy.data.collections.get('interpolation_tool')
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if not toolcol:
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toolcol = bpy.data.collections.new('interpolation_tool')
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self.toolcol = bpy.data.collections.get('interpolation_tool')
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if not self.toolcol:
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self.toolcol = bpy.data.collections.new('interpolation_tool')
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if toolcol.name not in bpy.context.scene.collection.children:
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bpy.context.scene.collection.children.link(toolcol)
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toolcol.hide_viewport = True # needed ?
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if self.toolcol.name not in bpy.context.scene.collection.children:
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bpy.context.scene.collection.children.link(self.toolcol)
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self.toolcol.hide_viewport = True # needed ?
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# get/create meshplane
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plane = bpy.data.objects.get('interpolation_plane')
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if not plane:
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plane = create_plane(name='interpolation_plane')
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plane.select_set(False)
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self.plane = bpy.data.objects.get('interpolation_plane')
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if not self.plane:
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self.plane = create_plane(name='interpolation_plane')
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self.plane.select_set(False)
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if plane.name not in toolcol.objects:
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toolcol.objects.link(plane)
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target_obj = plane
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if self.plane.name not in self.toolcol.objects:
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self.toolcol.objects.link(self.plane)
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target_obj = self.plane
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elif settings.method == 'GEOMETRY':
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elif self.settings.method == 'GEOMETRY':
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if col != context.scene.collection:
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included_cols.append(col.name)
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## Maybe include a plane just behind geo ? probably bad idea
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elif settings.method == 'OBJECT':
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if not settings.target_object:
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elif self.settings.method == 'OBJECT':
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if not self.settings.target_object:
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self.report({'ERROR'}, 'No Object selected')
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return {'CANCELLED'}
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col = scn.collection # Reset collection filter
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target_obj = settings.target_object
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target_obj = self.settings.target_object
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if target_obj.library:
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## Look if an override exists in scene to use instead of default object
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if (override := next((o for o in scn.objects if o.name == target_obj.name and o.override_library), None)):
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target_obj = override
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## Prepare context manager
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store_list = [
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# (context.view_layer.objects, 'active', gp),
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self.store_list = [
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# (context.view_layer.objects, 'active', self.gp),
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(context.tool_settings, 'use_keyframe_insert_auto', True),
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# (bpy.context.scene.render, 'simplify_subdivision', 0),
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]
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@ -146,24 +199,25 @@ class GP_OT_interpolate_stroke(bpy.types.Operator):
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# TODO: for now, the collection filter is not used at all in GEOMETRY mode
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# it can be used to hide collection for faster animation mode
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if settings.method == 'BONE':
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if self.settings.method == 'BONE':
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## TEST: Add collections containing rig (cannot be excluded)
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# rig_parent_cols = [c.name for c in scn.collection.children_recursive if settings.target_rig.name in c.all_objects]
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# rig_parent_cols = [c.name for c in scn.collection.children_recursive if self.settings.target_rig.name in c.all_objects]
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# included_cols += rig_parent_cols
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for vlc in context.view_layer.layer_collection.children:
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store_list.append(
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self.store_list.append(
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# (vlc, 'exclude', vlc.name not in included_cols), # If excluded rig does not update !
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(vlc, 'hide_viewport', vlc.name not in included_cols), # viewport viz
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)
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# print(f'Preparation {time()-start:.4f}s')
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## Set everything in SETUP list
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self.apply_and_store()
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with attr_set(store_list):
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if settings.method == 'BONE':
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if self.settings.method == 'BONE':
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## replace plane
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_bone_plane = plane_on_bone(settings.target_rig.pose.bones.get(settings.target_bone),
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arm=settings.target_rig,
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set_rotation=settings.use_bone_rotation,
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_bone_plane = plane_on_bone(self.settings.target_rig.pose.bones.get(self.settings.target_bone),
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arm=self.settings.target_rig,
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set_rotation=self.settings.use_bone_rotation,
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mesh=True)
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## Set collection visibility
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@ -175,7 +229,7 @@ class GP_OT_interpolate_stroke(bpy.types.Operator):
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col = intercol
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dg = bpy.context.evaluated_depsgraph_get()
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strokes_data = []
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self.strokes_data = []
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for si, stroke in enumerate(tgt_strokes):
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nb_points = len(stroke.points)
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@ -198,7 +252,7 @@ class GP_OT_interpolate_stroke(bpy.types.Operator):
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if not object_hit: # or object_hit not in col.all_objects[:]:
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found = False
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for iteration in range(1, 6):
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for square_co in search_square(point_co_world, factor=settings.search_range * iteration):
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for square_co in search_square(point_co_world, factor=self.settings.search_range * iteration):
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if target_obj:
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object_hit, hit_location, tri, tri_indices = obj_ray_cast(target_obj, Vector(square_co), origin, dg)
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@ -227,39 +281,41 @@ class GP_OT_interpolate_stroke(bpy.types.Operator):
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stroke_data.append((stroke, point_co_world, object_hit, hit_location, tri, tri_indices))
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strokes_data.append(stroke_data)
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self.strokes_data.append(stroke_data)
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if debug:
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scan_time = time()-start
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print(f'Scan time {scan_time:.4f}s')
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if self.debug:
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self.scan_time = time()-self.start
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print(f'Scan time {self.scan_time:.4f}s')
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# Copy stroke selection
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bpy.ops.gpencil.copy()
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# Jump frame and paste
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wm = bpy.context.window_manager # Pgs
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wm.progress_begin(frames_to_jump[0], frames_to_jump[-1]) # Pgs
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bpy.context.window_manager.progress_begin(self.frames_to_jump[0], self.frames_to_jump[-1]) # Pgs
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self.status = 'LOOP'
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for f in frames_to_jump:
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wm.progress_update(f) # Pgs
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elif self.status == 'LOOP':
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f = self.frames_to_jump[self.loop_count]
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bpy.context.window_manager.progress_update(f) # Pgs
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scn = bpy.context.scene
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scn.frame_set(f)
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origin = scn.camera.matrix_world.to_translation()
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# origin = np.array(scn.camera.matrix_world.to_translation(), 'float64')
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plan_co, plane_no = get_gp_draw_plane(gp)
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plan_co, plane_no = get_gp_draw_plane(self.gp)
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bpy.ops.gpencil.paste()
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if settings.method == 'BONE':
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bone_plane = plane_on_bone(settings.target_rig.pose.bones.get(settings.target_bone),
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arm=settings.target_rig,
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set_rotation=settings.use_bone_rotation,
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if self.settings.method == 'BONE':
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bone_plane = plane_on_bone(self.settings.target_rig.pose.bones.get(self.settings.target_bone),
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arm=self.settings.target_rig,
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set_rotation=self.settings.use_bone_rotation,
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mesh=True)
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dg = bpy.context.evaluated_depsgraph_get()
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matrix_inv = np.array(gp.matrix_world.inverted(), dtype='float64')#.inverted()
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new_strokes = gp.data.layers.active.active_frame.strokes[-len(strokes_data):]
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matrix_inv = np.array(self.gp.matrix_world.inverted(), dtype='float64')#.inverted()
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new_strokes = self.gp.data.layers.active.active_frame.strokes[-len(self.strokes_data):]
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# for new_stroke, stroke_data in zip(new_strokes, strokes_data):
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for new_stroke, stroke_data in zip(reversed(new_strokes), reversed(strokes_data)):
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# for new_stroke, stroke_data in zip(new_strokes, self.strokes_data):
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for new_stroke, stroke_data in zip(reversed(new_strokes), reversed(self.strokes_data)):
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world_co_3d = []
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for stroke, point_co, object_hit, hit_location, tri_a, tri_indices in stroke_data:
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eval_ob = object_hit.evaluated_get(dg)
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@ -293,7 +349,7 @@ class GP_OT_interpolate_stroke(bpy.types.Operator):
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## Occlusion management
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if settings.method == 'GEOMETRY' and settings.remove_occluded:
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if self.settings.method == 'GEOMETRY' and self.settings.remove_occluded:
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viz_list = [True]*len(world_co_3d)
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for i, nco in enumerate(world_co_3d):
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vec_direction = nco - origin
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@ -315,7 +371,7 @@ class GP_OT_interpolate_stroke(bpy.types.Operator):
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if len(sublist) == 1:
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continue
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ns = gp.data.layers.active.active_frame.strokes.new()
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ns = self.gp.data.layers.active.active_frame.strokes.new()
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for elem in ('hardness', 'material_index', 'line_width'):
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setattr(ns, elem, getattr(new_stroke, elem))
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@ -325,24 +381,15 @@ class GP_OT_interpolate_stroke(bpy.types.Operator):
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setattr(ns.points[i], elem, getattr(new_stroke.points[point_index], elem))
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## Delete original stroke
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gp.data.layers.active.active_frame.strokes.remove(new_stroke)
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self.gp.data.layers.active.active_frame.strokes.remove(new_stroke)
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wm.progress_end() # Pgs
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if debug:
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print(f"Paste'n'place time {time()-start - scan_time}s")
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else:
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if settings.method == 'BONE':
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## Remove Plane and it's collection after use
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bpy.data.objects.remove(plane)
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bpy.data.collections.remove(col)
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if len(frames_to_jump) > 1:
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self.report({'INFO'}, f'{len(frames_to_jump)} interpolated frame(s) ({time()-start:.3f}s)')
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# print('Done')
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self.loop_count += 1
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if self.loop_count >= len(self.frames_to_jump):
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self.exit_modal()
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return {'FINISHED'}
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return {'RUNNING_MODAL'}
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classes = (
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GP_OT_interpolate_stroke,
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@ -0,0 +1,359 @@
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import bpy
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import numpy as np
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from time import perf_counter, time
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from mathutils import Vector, Matrix
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from gp_interpolate.utils import (matrix_transform,
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plane_on_bone,
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ray_cast_point,
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obj_ray_cast,
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intersect_with_tesselated_plane,
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triangle_normal,
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search_square,
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get_gp_draw_plane,
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create_plane,
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following_keys,
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index_list_from_bools,
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attr_set)
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from mathutils.geometry import (barycentric_transform,
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intersect_point_tri,
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intersect_point_line,
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intersect_line_plane,
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tessellate_polygon)
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||||
|
||||
|
||||
## Working non-modal operator
|
||||
## cannot be cancelled once animation is launched
|
||||
## advantage of "with statement" to reset state in case of error
|
||||
|
||||
class GP_OT_interpolate_stroke(bpy.types.Operator):
|
||||
bl_idname = "gp.interpolate_stroke"
|
||||
bl_label = "Interpolate Stroke"
|
||||
bl_description = 'Interpolate Stroke'
|
||||
bl_options = {'REGISTER', 'UNDO'}
|
||||
|
||||
@classmethod
|
||||
def poll(cls, context):
|
||||
if context.active_object and context.object.type == 'GPENCIL'\
|
||||
and context.mode in ('EDIT_GPENCIL', 'SCULPT_GPENCIL', 'PAINT_GPENCIL'):
|
||||
return True
|
||||
cls.poll_message_set("Need a Grease pencil object in Edit or Sculpt mode")
|
||||
return False
|
||||
|
||||
@classmethod
|
||||
def description(cls, context, properties):
|
||||
if properties.next:
|
||||
return f"Interpolate Stroke Forward"
|
||||
else:
|
||||
return f"Interpolate Stroke Backward"
|
||||
|
||||
next : bpy.props.BoolProperty(name='Next', default=True, options={'SKIP_SAVE'})
|
||||
|
||||
def execute(self, context):
|
||||
debug=False
|
||||
settings = context.scene.gp_interpo_settings
|
||||
scn = bpy.context.scene
|
||||
|
||||
# auto_key_status = context.tool_settings.use_keyframe_insert_auto
|
||||
# context.tool_settings.use_keyframe_insert_auto = True
|
||||
|
||||
## Determine on what key/keys to jump
|
||||
frames_to_jump = following_keys(forward=self.next, all_keys=settings.use_animation)
|
||||
if not len(frames_to_jump):
|
||||
self.report({'WARNING'}, 'No keyframe available in this direction')
|
||||
return {'CANCELLED'}
|
||||
# print('frames_to_jump: ', frames_to_jump)
|
||||
|
||||
gp = context.object
|
||||
|
||||
# matrix = np.array(gp.matrix_world, dtype='float64')
|
||||
# origin = np.array(scn.camera.matrix_world.to_translation(), 'float64')
|
||||
matrix = gp.matrix_world
|
||||
origin = scn.camera.matrix_world.to_translation()
|
||||
|
||||
col = settings.target_collection
|
||||
if not col:
|
||||
col = scn.collection
|
||||
|
||||
# print('----')
|
||||
|
||||
tgt_strokes = [s for s in gp.data.layers.active.active_frame.strokes if s.select]
|
||||
|
||||
## If nothing selected in sculpt/paint, Select all before triggering
|
||||
if not tgt_strokes and context.mode in ('SCULPT_GPENCIL', 'PAINT_GPENCIL'):
|
||||
for s in gp.data.layers.active.active_frame.strokes:
|
||||
s.select = True
|
||||
tgt_strokes = gp.data.layers.active.active_frame.strokes
|
||||
|
||||
if not tgt_strokes:
|
||||
self.report({'ERROR'}, 'No stroke selected !')
|
||||
return {'CANCELLED'}
|
||||
|
||||
included_cols = [c.name for c in gp.users_collection]
|
||||
target_obj = None
|
||||
start = time()
|
||||
|
||||
if settings.method == 'BONE':
|
||||
if not settings.target_rig or not settings.target_bone:
|
||||
self.report({'ERROR'}, 'No Bone selected')
|
||||
return {'CANCELLED'}
|
||||
|
||||
included_cols.append('interpolation_tool')
|
||||
|
||||
## ensure collection and plane exists
|
||||
# get/create collection
|
||||
toolcol = bpy.data.collections.get('interpolation_tool')
|
||||
if not toolcol:
|
||||
toolcol = bpy.data.collections.new('interpolation_tool')
|
||||
|
||||
if toolcol.name not in bpy.context.scene.collection.children:
|
||||
bpy.context.scene.collection.children.link(toolcol)
|
||||
toolcol.hide_viewport = True # needed ?
|
||||
|
||||
# get/create meshplane
|
||||
plane = bpy.data.objects.get('interpolation_plane')
|
||||
if not plane:
|
||||
plane = create_plane(name='interpolation_plane')
|
||||
plane.select_set(False)
|
||||
|
||||
if plane.name not in toolcol.objects:
|
||||
toolcol.objects.link(plane)
|
||||
target_obj = plane
|
||||
|
||||
elif settings.method == 'GEOMETRY':
|
||||
if col != context.scene.collection:
|
||||
included_cols.append(col.name)
|
||||
## Maybe include a plane just behind geo ? probably bad idea
|
||||
|
||||
elif settings.method == 'OBJECT':
|
||||
if not settings.target_object:
|
||||
self.report({'ERROR'}, 'No Object selected')
|
||||
return {'CANCELLED'}
|
||||
col = scn.collection # Reset collection filter
|
||||
target_obj = settings.target_object
|
||||
if target_obj.library:
|
||||
## Look if an override exists in scene to use instead of default object
|
||||
if (override := next((o for o in scn.objects if o.name == target_obj.name and o.override_library), None)):
|
||||
target_obj = override
|
||||
|
||||
## Prepare context manager
|
||||
store_list = [
|
||||
# (context.view_layer.objects, 'active', gp),
|
||||
(context.tool_settings, 'use_keyframe_insert_auto', True),
|
||||
# (bpy.context.scene.render, 'simplify_subdivision', 0),
|
||||
]
|
||||
|
||||
# TODO: for now, the collection filter is not used at all in GEOMETRY mode
|
||||
# it can be used to hide collection for faster animation mode
|
||||
|
||||
if settings.method == 'BONE':
|
||||
## TEST: Add collections containing rig (cannot be excluded)
|
||||
# rig_parent_cols = [c.name for c in scn.collection.children_recursive if settings.target_rig.name in c.all_objects]
|
||||
# included_cols += rig_parent_cols
|
||||
for vlc in context.view_layer.layer_collection.children:
|
||||
store_list.append(
|
||||
# (vlc, 'exclude', vlc.name not in included_cols), # If excluded rig does not update !
|
||||
(vlc, 'hide_viewport', vlc.name not in included_cols), # viewport viz
|
||||
)
|
||||
|
||||
# print(f'Preparation {time()-start:.4f}s')
|
||||
|
||||
with attr_set(store_list):
|
||||
if settings.method == 'BONE':
|
||||
## replace plane
|
||||
_bone_plane = plane_on_bone(settings.target_rig.pose.bones.get(settings.target_bone),
|
||||
arm=settings.target_rig,
|
||||
set_rotation=settings.use_bone_rotation,
|
||||
mesh=True)
|
||||
|
||||
## Set collection visibility
|
||||
intercol = bpy.data.collections.get('interpolation_tool')
|
||||
vl_col = bpy.context.view_layer.layer_collection.children.get(intercol.name)
|
||||
intercol.hide_viewport = vl_col.exclude = vl_col.hide_viewport = False
|
||||
|
||||
# Override collection
|
||||
col = intercol
|
||||
|
||||
dg = bpy.context.evaluated_depsgraph_get()
|
||||
strokes_data = []
|
||||
|
||||
for si, stroke in enumerate(tgt_strokes):
|
||||
nb_points = len(stroke.points)
|
||||
|
||||
local_co = np.empty(nb_points * 3, dtype='float64')
|
||||
stroke.points.foreach_get('co', local_co)
|
||||
# local_co_3d = local_co.reshape((nb_points, 3))
|
||||
world_co_3d = matrix_transform(local_co.reshape((nb_points, 3)), matrix)
|
||||
|
||||
stroke_data = []
|
||||
for i, point in enumerate(stroke.points):
|
||||
point_co_world = world_co_3d[i]
|
||||
if target_obj:
|
||||
object_hit, hit_location, tri, tri_indices = obj_ray_cast(target_obj, Vector(point_co_world), origin, dg)
|
||||
else:
|
||||
# scene raycast
|
||||
object_hit, hit_location, tri, tri_indices = ray_cast_point(point_co_world, origin, dg)
|
||||
|
||||
## Increasing search range
|
||||
if not object_hit: # or object_hit not in col.all_objects[:]:
|
||||
found = False
|
||||
for iteration in range(1, 6):
|
||||
for square_co in search_square(point_co_world, factor=settings.search_range * iteration):
|
||||
|
||||
if target_obj:
|
||||
object_hit, hit_location, tri, tri_indices = obj_ray_cast(target_obj, Vector(square_co), origin, dg)
|
||||
else:
|
||||
# scene raycast
|
||||
object_hit, hit_location, tri, tri_indices = ray_cast_point(point_co_world, origin, dg)
|
||||
|
||||
if object_hit: # and object_hit in col.all_objects[:]:
|
||||
hit_location = intersect_line_plane(origin, point_co_world, tri[0], triangle_normal(*tri))
|
||||
found = True
|
||||
# print(f'{si}:{i} iteration {iteration}') # Dbg
|
||||
break
|
||||
|
||||
if found:
|
||||
break
|
||||
|
||||
if not found:
|
||||
## /!\ ERROR ! No surface found!
|
||||
# For debugging, select only problematic stroke (and point)
|
||||
for sid, s in enumerate(tgt_strokes):
|
||||
s.select = sid == si
|
||||
for ip, p in enumerate(stroke.points):
|
||||
p.select = ip == i
|
||||
self.report({'ERROR'}, f'Stroke {si} point {i} could not find underlying geometry')
|
||||
return {'CANCELLED'}
|
||||
|
||||
stroke_data.append((stroke, point_co_world, object_hit, hit_location, tri, tri_indices))
|
||||
|
||||
strokes_data.append(stroke_data)
|
||||
|
||||
if debug:
|
||||
scan_time = time()-start
|
||||
print(f'Scan time {scan_time:.4f}s')
|
||||
|
||||
# Copy stroke selection
|
||||
bpy.ops.gpencil.copy()
|
||||
|
||||
# Jump frame and paste
|
||||
wm = bpy.context.window_manager # Pgs
|
||||
wm.progress_begin(frames_to_jump[0], frames_to_jump[-1]) # Pgs
|
||||
|
||||
for f in frames_to_jump:
|
||||
wm.progress_update(f) # Pgs
|
||||
scn.frame_set(f)
|
||||
origin = scn.camera.matrix_world.to_translation()
|
||||
# origin = np.array(scn.camera.matrix_world.to_translation(), 'float64')
|
||||
plan_co, plane_no = get_gp_draw_plane(gp)
|
||||
bpy.ops.gpencil.paste()
|
||||
|
||||
if settings.method == 'BONE':
|
||||
bone_plane = plane_on_bone(settings.target_rig.pose.bones.get(settings.target_bone),
|
||||
arm=settings.target_rig,
|
||||
set_rotation=settings.use_bone_rotation,
|
||||
mesh=True)
|
||||
|
||||
dg = bpy.context.evaluated_depsgraph_get()
|
||||
matrix_inv = np.array(gp.matrix_world.inverted(), dtype='float64')#.inverted()
|
||||
new_strokes = gp.data.layers.active.active_frame.strokes[-len(strokes_data):]
|
||||
|
||||
# for new_stroke, stroke_data in zip(new_strokes, strokes_data):
|
||||
for new_stroke, stroke_data in zip(reversed(new_strokes), reversed(strokes_data)):
|
||||
world_co_3d = []
|
||||
for stroke, point_co, object_hit, hit_location, tri_a, tri_indices in stroke_data:
|
||||
eval_ob = object_hit.evaluated_get(dg)
|
||||
tri_b = [eval_ob.data.vertices[i].co for i in tri_indices]
|
||||
tri_b = matrix_transform(tri_b, eval_ob.matrix_world)
|
||||
|
||||
new_loc = barycentric_transform(hit_location, *tri_a, *tri_b)
|
||||
# try:
|
||||
# new_loc = barycentric_transform(hit_location, *tri_a, *tri_b)
|
||||
# except Exception as e:
|
||||
# print(f'\nCould not apply barycentric tranform {eval_ob.name}')
|
||||
# print(e)
|
||||
# # bpy.context.scene.cursor.location = hit_location
|
||||
# self.report({'ERROR'}, f'Stroke {si} point {i} could not find underlying geometry')
|
||||
# return {'CANCELLED'}
|
||||
|
||||
world_co_3d.append(new_loc)
|
||||
|
||||
## Test with point in 3D space (Debug)
|
||||
# nb_points = len(new_stroke.points)
|
||||
# new_stroke.points.foreach_set('co', np.array(world_co_3d).reshape(nb_points*3))
|
||||
# new_stroke.points.update()
|
||||
|
||||
## Reproject on plane
|
||||
new_world_co_3d = [intersect_line_plane(origin, p, plan_co, plane_no) for p in world_co_3d]
|
||||
new_local_co_3d = matrix_transform(new_world_co_3d, matrix_inv)
|
||||
|
||||
nb_points = len(new_stroke.points)
|
||||
new_stroke.points.foreach_set('co', new_local_co_3d.reshape(nb_points*3))
|
||||
new_stroke.points.update()
|
||||
|
||||
|
||||
## Occlusion management
|
||||
if settings.method == 'GEOMETRY' and settings.remove_occluded:
|
||||
viz_list = [True]*len(world_co_3d)
|
||||
for i, nco in enumerate(world_co_3d):
|
||||
vec_direction = nco - origin
|
||||
## Reduced distance slightly to avoid occlusion on same source...
|
||||
dist = vec_direction.length - 0.001
|
||||
n_hit, _hit_location, _normal, _n_face_index, n_object_hit, _matrix = scn.ray_cast(dg, origin, vec_direction, distance=dist)
|
||||
# if there is a hit, it's occluded
|
||||
if n_hit:
|
||||
viz_list[i] = False
|
||||
|
||||
if all(viz_list):
|
||||
# All visible, do nothing (just keep previous stroke)
|
||||
continue
|
||||
|
||||
if any(viz_list):
|
||||
# Create sub-strokes according to indices in original stroke
|
||||
for sublist in index_list_from_bools(viz_list):
|
||||
## Clear if only one isolated point ?
|
||||
if len(sublist) == 1:
|
||||
continue
|
||||
|
||||
ns = gp.data.layers.active.active_frame.strokes.new()
|
||||
for elem in ('hardness', 'material_index', 'line_width'):
|
||||
setattr(ns, elem, getattr(new_stroke, elem))
|
||||
|
||||
ns.points.add(len(sublist))
|
||||
for i, point_index in enumerate(sublist):
|
||||
for elem in ('uv_factor', 'uv_fill', 'uv_rotation', 'pressure', 'co', 'strength', 'vertex_color'):
|
||||
setattr(ns.points[i], elem, getattr(new_stroke.points[point_index], elem))
|
||||
|
||||
## Delete original stroke
|
||||
gp.data.layers.active.active_frame.strokes.remove(new_stroke)
|
||||
|
||||
wm.progress_end() # Pgs
|
||||
|
||||
if debug:
|
||||
print(f"Paste'n'place time {time()-start - scan_time}s")
|
||||
else:
|
||||
if settings.method == 'BONE':
|
||||
## Remove Plane and it's collection after use
|
||||
bpy.data.objects.remove(plane)
|
||||
bpy.data.collections.remove(col)
|
||||
|
||||
if len(frames_to_jump) > 1:
|
||||
self.report({'INFO'}, f'{len(frames_to_jump)} interpolated frame(s) ({time()-start:.3f}s)')
|
||||
|
||||
# print('Done')
|
||||
return {'FINISHED'}
|
||||
|
||||
|
||||
classes = (
|
||||
GP_OT_interpolate_stroke,
|
||||
)
|
||||
|
||||
def register():
|
||||
for c in classes:
|
||||
bpy.utils.register_class(c)
|
||||
|
||||
|
||||
def unregister():
|
||||
for c in reversed(classes):
|
||||
bpy.utils.unregister_class(c)
|
||||
Loading…
Reference in New Issue