diff options
Diffstat (limited to 'greasepencil_tools/box_deform.py')
| -rw-r--r-- | greasepencil_tools/box_deform.py | 131 |
1 files changed, 98 insertions, 33 deletions
diff --git a/greasepencil_tools/box_deform.py b/greasepencil_tools/box_deform.py index 0ac08987..a9a47ce2 100644 --- a/greasepencil_tools/box_deform.py +++ b/greasepencil_tools/box_deform.py @@ -31,6 +31,31 @@ def region_to_location(viewcoords, depthcoords): from bpy_extras import view3d_utils return view3d_utils.region_2d_to_location_3d(bpy.context.region, bpy.context.space_data.region_3d, viewcoords, depthcoords) +def store_cage(self, vg_name): + import time + unique_id = time.strftime(r'%y%m%d%H%M%S') # ex: 20210711111117 + # name = f'gp_lattice_{unique_id}' + name = f'{self.gp_obj.name}_lat{unique_id}' + vg = self.gp_obj.vertex_groups.get(vg_name) + if vg: + vg.name = name + for o in self.other_gp: + vg = o.vertex_groups.get(vg_name) + if vg: + vg.name = name + + self.cage.name = name + self.cage.data.name = name + mod = self.gp_obj.grease_pencil_modifiers.get('tmp_lattice') + if mod: + mod.name = name #f'Lattice_{unique_id}' + mod.vertex_group = name + for o in self.other_gp: + mod = o.grease_pencil_modifiers.get('tmp_lattice') + if mod: + mod.name = name + mod.vertex_group = name + def assign_vg(obj, vg_name, delete=False): ## create vertex group vg = obj.vertex_groups.get(vg_name) @@ -51,6 +76,10 @@ def view_cage(obj): gp = obj.data gpl = gp.layers + from_obj = bpy.context.mode == 'OBJECT' + all_gps = [o for o in bpy.context.selected_objects if o.type == 'GPENCIL'] + other_gp = [o for o in all_gps if o is not obj] + coords = [] initial_mode = bpy.context.mode @@ -73,13 +102,14 @@ def view_cage(obj): # get real location coords.append(obj.matrix_world @ p.co) - elif bpy.context.mode == 'OBJECT':#object mode -> all points - for l in gpl:# if l.hide:continue# only visible ? (might break things) - if not len(l.frames): - continue#skip frameless layer - for s in l.active_frame.strokes: - for p in s.points: - coords.append(obj.matrix_world @ p.co) + elif bpy.context.mode == 'OBJECT': # object mode -> all points of all selected gp objects + for gpo in all_gps: + for l in gpo.data.layers:# if l.hide:continue# only visible ? (might break things) + if not len(l.frames): + continue # skip frameless layer + for s in l.active_frame.strokes: + for p in s.points: + coords.append(gpo.matrix_world @ p.co) elif bpy.context.mode == 'PAINT_GPENCIL': # get last stroke points coordinated @@ -189,7 +219,7 @@ def view_cage(obj): ## Master (root) collection bpy.context.scene.collection.objects.link(cage) - # spawn cage and align it to view (Again ! align something to a vector !!! argg) + # spawn cage and align it to view r3d = bpy.context.space_data.region_3d viewmat = r3d.view_matrix @@ -205,17 +235,28 @@ def view_cage(obj): lattice.points_v = 2 lattice.points_w = 1 - lattice.interpolation_type_u = lattice_interp#'KEY_LINEAR'-'KEY_BSPLINE' - lattice.interpolation_type_v = lattice_interp#'KEY_LINEAR'-'KEY_BSPLINE' - lattice.interpolation_type_w = lattice_interp#'KEY_LINEAR'-'KEY_BSPLINE' + lattice.interpolation_type_u = lattice_interp #'KEY_LINEAR'-'KEY_BSPLINE' + lattice.interpolation_type_v = lattice_interp + lattice.interpolation_type_w = lattice_interp mod = obj.grease_pencil_modifiers.new('tmp_lattice', 'GP_LATTICE') + if from_obj: + mods = [] + for o in other_gp: + mods.append( o.grease_pencil_modifiers.new('tmp_lattice', 'GP_LATTICE') ) # move to top if modifiers exists for _ in range(len(obj.grease_pencil_modifiers)): bpy.ops.object.gpencil_modifier_move_up(modifier='tmp_lattice') + if from_obj: + for o in other_gp: + for _ in range(len(o.grease_pencil_modifiers)): + bpy.ops.object.gpencil_modifier_move_up({'object':o}, modifier='tmp_lattice') mod.object = cage + if from_obj: + for m in mods: + m.object = cage if initial_mode == 'PAINT_GPENCIL': mod.layer = gpl.active.info @@ -225,29 +266,32 @@ def view_cage(obj): if bpy.context.mode == 'EDIT_GPENCIL': mod.vertex_group = vg.name - #Go in object mode if not already + # Go in object mode if not already if bpy.context.mode != 'OBJECT': bpy.ops.object.mode_set(mode='OBJECT') # Store name of deformed object in case of 'revive modal' cage.vertex_groups.new(name=obj.name) + if from_obj: + for o in other_gp: + cage.vertex_groups.new(name=o.name) ## select and make cage active # cage.select_set(True) bpy.context.view_layer.objects.active = cage - obj.select_set(False)#deselect GP object - bpy.ops.object.mode_set(mode='EDIT')# go in lattice edit mode - bpy.ops.lattice.select_all(action='SELECT')# select all points + obj.select_set(False) # deselect GP object + bpy.ops.object.mode_set(mode='EDIT') # go in lattice edit mode + bpy.ops.lattice.select_all(action='SELECT') # select all points if prefs.use_clic_drag: ## Eventually change tool mode to tweak for direct point editing (reset after before leaving) - bpy.ops.wm.tool_set_by_id(name="builtin.select")# Tweaktoolcode + bpy.ops.wm.tool_set_by_id(name="builtin.select") # Tweaktoolcode return cage def back_to_obj(obj, gp_mode, org_lattice_toolset, context): - if context.mode == 'EDIT_LATTICE' and org_lattice_toolset:# Tweaktoolcode - restore the active tool used by lattice edit.. - bpy.ops.wm.tool_set_by_id(name = org_lattice_toolset)# Tweaktoolcode + if context.mode == 'EDIT_LATTICE' and org_lattice_toolset: # Tweaktoolcode - restore the active tool used by lattice edit.. + bpy.ops.wm.tool_set_by_id(name = org_lattice_toolset) # Tweaktoolcode # gp object active and selected bpy.ops.object.mode_set(mode='OBJECT') @@ -260,7 +304,7 @@ def delete_cage(cage): bpy.data.objects.remove(cage) bpy.data.lattices.remove(lattice) -def apply_cage(gp_obj, cage): +def apply_cage(gp_obj): mod = gp_obj.grease_pencil_modifiers.get('tmp_lattice') multi_user = None if mod: @@ -270,7 +314,8 @@ def apply_cage(gp_obj, cage): other_user = [o for o in bpy.data.objects if o is not gp_obj and o.data is old] gp_obj.data = gp_obj.data.copy() - bpy.ops.object.gpencil_modifier_apply(apply_as='DATA', modifier=mod.name) + # bpy.ops.object.gpencil_modifier_apply(apply_as='DATA', modifier=mod.name) + bpy.ops.object.gpencil_modifier_apply({'object': gp_obj}, apply_as='DATA', modifier=mod.name) if multi_user: for o in other_user: # relink @@ -281,17 +326,22 @@ def apply_cage(gp_obj, cage): else: print('tmp_lattice modifier not found to apply...') - delete_cage(cage) - -def cancel_cage(gp_obj, cage): +def cancel_cage(self): #remove modifier - mod = gp_obj.grease_pencil_modifiers.get('tmp_lattice') + mod = self.gp_obj.grease_pencil_modifiers.get('tmp_lattice') if mod: - gp_obj.grease_pencil_modifiers.remove(mod) + self.gp_obj.grease_pencil_modifiers.remove(mod) else: - print('tmp_lattice modifier not found to remove...') + print(f'tmp_lattice modifier not found to remove on {self.gp_obj.name}') + + for ob in self.other_gp: + mod = ob.grease_pencil_modifiers.get('tmp_lattice') + if mod: + ob.grease_pencil_modifiers.remove(mod) + else: + print(f'tmp_lattice modifier not found to remove on {ob.name}') - delete_cage(cage) + delete_cage(self.cage) class GP_OT_latticeGpDeform(bpy.types.Operator): @@ -413,8 +463,16 @@ valid:Spacebar/Enter, cancel:Del/Backspace/Tab/Ctrl+T" context.window_manager.boxdeform_running = False self.restore_prefs(context) back_to_obj(self.gp_obj, self.gp_mode, self.org_lattice_toolset, context) - apply_cage(self.gp_obj, self.cage)#must be in object mode - assign_vg(self.gp_obj, 'lattice_cage_deform_group', delete=True) + if event.shift: + # Let the cage as is with a unique ID + store_cage(self, 'lattice_cage_deform_group') + else: + apply_cage(self.gp_obj) # must be in object mode + assign_vg(self.gp_obj, 'lattice_cage_deform_group', delete=True) + for o in self.other_gp: + apply_cage(o) + assign_vg(o, 'lattice_cage_deform_group', delete=True) + delete_cage(self.cage) # back to original mode if self.gp_mode != 'OBJECT': @@ -448,7 +506,7 @@ valid:Spacebar/Enter, cancel:Del/Backspace/Tab/Ctrl+T" context.window_manager.boxdeform_running = False self.restore_prefs(context) back_to_obj(self.gp_obj, self.gp_mode, self.org_lattice_toolset, context) - cancel_cage(self.gp_obj, self.cage) + cancel_cage(self) assign_vg(self.gp_obj, 'lattice_cage_deform_group', delete=True) context.area.header_text_set(None) if self.gp_mode != 'OBJECT': @@ -523,16 +581,23 @@ valid:Spacebar/Enter, cancel:Del/Backspace/Tab/Ctrl+T" ## silent return return {'CANCELLED'} - #paint need VG workaround. object need good shortcut if context.mode not in ('EDIT_GPENCIL', 'OBJECT', 'PAINT_GPENCIL'): - # self.report({'WARNING'}, "Works only in following GPencil modes: edit")# ERROR + # self.report({'WARNING'}, "Works only in following GPencil modes: object / edit/ paint")# ERROR ## silent return return {'CANCELLED'} + # bpy.ops.ed.undo_push(message="Box deform step")#don't work as expected (+ might be obsolete) # https://developer.blender.org/D6147 <- undo forget self.gp_obj = context.object + + self.from_object = context.mode == 'OBJECT' + self.all_gps = self.other_gp = [] + if self.from_object: + self.all_gps = [o for o in bpy.context.selected_objects if o.type == 'GPENCIL'] + self.other_gp = [o for o in self.all_gps if o is not self.gp_obj] + # Clean potential failed previous job (delete tmp lattice) mod = self.gp_obj.grease_pencil_modifiers.get('tmp_lattice') if mod: @@ -549,7 +614,7 @@ valid:Spacebar/Enter, cancel:Del/Backspace/Tab/Ctrl+T" self.report({'ERROR'}, "Grease pencil object already has a lattice modifier (multi-lattices are enabled in blender 2.93+)") return {'CANCELLED'} - self.gp_mode = context.mode#store mode for restore + self.gp_mode = context.mode # store mode for restore # All good, create lattice and start modal |