object_fracture_cell/crackit: move to contrib: T63750 T61901

1 files changed, 0 insertions, 459 deletions

diff --git a/object_fracture_cell/fracture_cell_setup.py b/object_fracture_cell/fracture_cell_setup.py
deleted file mode 100644
index fcafa247..00000000
--- a/object_fracture_cell/fracture_cell_setup.py
+++ /dev/null
@@ -1,459 +0,0 @@
-# ##### BEGIN GPL LICENSE BLOCK #####
-#
-#  This program is free software; you can redistribute it and/or
-#  modify it under the terms of the GNU General Public License
-#  as published by the Free Software Foundation; either version 2
-#  of the License, or (at your option) any later version.
-#
-#  This program is distributed in the hope that it will be useful,
-#  but WITHOUT ANY WARRANTY; without even the implied warranty of
-#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-#  GNU General Public License for more details.
-#
-#  You should have received a copy of the GNU General Public License
-#  along with this program; if not, write to the Free Software Foundation,
-#  Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-#
-# ##### END GPL LICENSE BLOCK #####
-
-# <pep8 compliant>
-
-# Script copyright (C) Blender Foundation 2012
-
-import bpy
-import bmesh
-
-
-def _redraw_yasiamevil():
-    _redraw_yasiamevil.opr(**_redraw_yasiamevil.arg)
-_redraw_yasiamevil.opr = bpy.ops.wm.redraw_timer
-_redraw_yasiamevil.arg = dict(type='DRAW_WIN_SWAP', iterations=1)
-
-
-def _points_from_object(obj, source):
-
-    _source_all = {
-        'PARTICLE_OWN', 'PARTICLE_CHILD',
-        'PENCIL',
-        'VERT_OWN', 'VERT_CHILD',
-        }
-
-    print(source - _source_all)
-    print(source)
-    assert(len(source | _source_all) == len(_source_all))
-    assert(len(source))
-
-    points = []
-
-    def edge_center(mesh, edge):
-        v1, v2 = edge.vertices
-        return (mesh.vertices[v1].co + mesh.vertices[v2].co) / 2.0
-
-    def poly_center(mesh, poly):
-        from mathutils import Vector
-        co = Vector()
-        tot = 0
-        for i in poly.loop_indices:
-            co += mesh.vertices[mesh.loops[i].vertex_index].co
-            tot += 1
-        return co / tot
-
-    def points_from_verts(obj):
-        """Takes points from _any_ object with geometry"""
-        if obj.type == 'MESH':
-            mesh = obj.data
-            matrix = obj.matrix_world.copy()
-            points.extend([matrix * v.co for v in mesh.vertices])
-        else:
-            depsgraph = bpy.context.evaluated_depsgraph_get()
-            ob_eval = ob.evaluated_get(depsgraph)
-            try:
-                mesh = ob_eval.to_mesh()
-            except:
-                mesh = None
-
-            if mesh is not None:
-                matrix = obj.matrix_world.copy()
-                points.extend([matrix * v.co for v in mesh.vertices])
-                ob_eval.to_mesh_clear()
-
-    def points_from_particles(obj):
-        points.extend([p.location.copy()
-                       for psys in obj.particle_systems
-                       for p in psys.particles])
-
-    # geom own
-    if 'VERT_OWN' in source:
-        points_from_verts(obj)
-
-    # geom children
-    if 'VERT_CHILD' in source:
-        for obj_child in obj.children:
-            points_from_verts(obj_child)
-
-    # geom particles
-    if 'PARTICLE_OWN' in source:
-        points_from_particles(obj)
-
-    if 'PARTICLE_CHILD' in source:
-        for obj_child in obj.children:
-            points_from_particles(obj_child)
-
-    # grease pencil
-    def get_points(stroke):
-        return [point.co.copy() for point in stroke.points]
-
-    def get_splines(gp):
-        if gp.layers.active:
-            frame = gp.layers.active.active_frame
-            return [get_points(stroke) for stroke in frame.strokes]
-        else:
-            return []
-
-    if 'PENCIL' in source:
-        gp = obj.grease_pencil
-        if gp:
-            points.extend([p for spline in get_splines(gp)
-                             for p in spline])
-
-    print("Found %d points" % len(points))
-
-    return points
-
-
-def cell_fracture_objects(context, obj,
-                          source={'PARTICLE_OWN'},
-                          source_limit=0,
-                          source_noise=0.0,
-                          clean=True,
-                          # operator options
-                          use_smooth_faces=False,
-                          use_data_match=False,
-                          use_debug_points=False,
-                          margin=0.0,
-                          material_index=0,
-                          use_debug_redraw=False,
-                          cell_scale=(1.0, 1.0, 1.0),
-                          ):
-
-    from . import fracture_cell_calc
-    collection = context.collection
-    view_layer = context.view_layer
-
-    # -------------------------------------------------------------------------
-    # GET POINTS
-
-    points = _points_from_object(obj, source)
-
-    if not points:
-        # print using fallback
-        points = _points_from_object(obj, {'VERT_OWN'})
-
-    if not points:
-        print("no points found")
-        return []
-
-    # apply optional clamp
-    if source_limit != 0 and source_limit < len(points):
-        import random
-        random.shuffle(points)
-        points[source_limit:] = []
-
-    # saddly we cant be sure there are no doubles
-    from mathutils import Vector
-    to_tuple = Vector.to_tuple
-    points = list({to_tuple(p, 4): p for p in points}.values())
-    del to_tuple
-    del Vector
-
-    # end remove doubles
-    # ------------------
-
-    if source_noise > 0.0:
-        from random import random
-        # boundbox approx of overall scale
-        from mathutils import Vector
-        matrix = obj.matrix_world.copy()
-        bb_world = [matrix * Vector(v) for v in obj.bound_box]
-        scalar = source_noise * ((bb_world[0] - bb_world[6]).length / 2.0)
-
-        from mathutils.noise import random_unit_vector
-
-        points[:] = [p + (random_unit_vector() * (scalar * random())) for p in points]
-
-    if use_debug_points:
-        bm = bmesh.new()
-        for p in points:
-            bm.verts.new(p)
-        mesh_tmp = bpy.data.meshes.new(name="DebugPoints")
-        bm.to_mesh(mesh_tmp)
-        bm.free()
-        obj_tmp = bpy.data.objects.new(name=mesh_tmp.name, object_data=mesh_tmp)
-        collection.objects.link(obj_tmp)
-        del obj_tmp, mesh_tmp
-
-    mesh = obj.data
-    matrix = obj.matrix_world.copy()
-    verts = [matrix * v.co for v in mesh.vertices]
-
-    cells = fracture_cell_calc.points_as_bmesh_cells(verts,
-                                                     points,
-                                                     cell_scale,
-                                                     margin_cell=margin)
-
-    # some hacks here :S
-    cell_name = obj.name + "_cell"
-
-    objects = []
-
-    for center_point, cell_points in cells:
-
-        # ---------------------------------------------------------------------
-        # BMESH
-
-        # create the convex hulls
-        bm = bmesh.new()
-
-        # WORKAROUND FOR CONVEX HULL BUG/LIMIT
-        # XXX small noise
-        import random
-        def R():
-            return (random.random() - 0.5) * 0.001
-        # XXX small noise
-
-        for i, co in enumerate(cell_points):
-
-            # XXX small noise
-            co.x += R()
-            co.y += R()
-            co.z += R()
-            # XXX small noise
-
-            bm_vert = bm.verts.new(co)
-
-        import mathutils
-        bmesh.ops.remove_doubles(bm, verts=bm.verts, dist=0.005)
-        try:
-            bmesh.ops.convex_hull(bm, input=bm.verts)
-        except RuntimeError:
-            import traceback
-            traceback.print_exc()
-
-        if clean:
-            bm.normal_update()
-            try:
-                bmesh.ops.dissolve_limit(bm, verts=bm.verts, angle_limit=0.001)
-            except RuntimeError:
-                import traceback
-                traceback.print_exc()
-
-        if use_smooth_faces:
-            for bm_face in bm.faces:
-                bm_face.smooth = True
-
-        if material_index != 0:
-            for bm_face in bm.faces:
-                bm_face.material_index = material_index
-
-
-        # ---------------------------------------------------------------------
-        # MESH
-        mesh_dst = bpy.data.meshes.new(name=cell_name)
-
-        bm.to_mesh(mesh_dst)
-        bm.free()
-        del bm
-
-        if use_data_match:
-            # match materials and data layers so boolean displays them
-            # currently only materials + data layers, could do others...
-            mesh_src = obj.data
-            for mat in mesh_src.materials:
-                mesh_dst.materials.append(mat)
-            for lay_attr in ("vertex_colors", "uv_textures"):
-                lay_src = getattr(mesh_src, lay_attr)
-                lay_dst = getattr(mesh_dst, lay_attr)
-                for key in lay_src.keys():
-                    lay_dst.new(name=key)
-
-        # ---------------------------------------------------------------------
-        # OBJECT
-
-        obj_cell = bpy.data.objects.new(name=cell_name, object_data=mesh_dst)
-        collection.objects.link(obj_cell)
-        # scene.objects.active = obj_cell
-        obj_cell.location = center_point
-
-        objects.append(obj_cell)
-
-        # support for object materials
-        if use_data_match:
-            for i in range(len(mesh_dst.materials)):
-                slot_src = obj.material_slots[i]
-                slot_dst = obj_cell.material_slots[i]
-
-                slot_dst.link = slot_src.link
-                slot_dst.material = slot_src.material
-
-        if use_debug_redraw:
-            view_layer.update()
-            _redraw_yasiamevil()
-
-    view_layer.update()
-
-    # move this elsewhere...
-    for obj_cell in objects:
-        game = obj_cell.game
-        game.physics_type = 'RIGID_BODY'
-        game.use_collision_bounds = True
-        game.collision_bounds_type = 'CONVEX_HULL'
-
-    return objects
-
-
-def cell_fracture_boolean(context, obj, objects,
-                          use_debug_bool=False,
-                          clean=True,
-                          use_island_split=False,
-                          use_interior_hide=False,
-                          use_debug_redraw=False,
-                          level=0,
-                          remove_doubles=True
-                          ):
-
-    objects_boolean = []
-    collection = context.collection
-    scene = context.scene
-    view_layer = context.view_layer
-    depsgraph = context.evaluated_depsgraph_get()
-
-    if use_interior_hide and level == 0:
-        # only set for level 0
-        obj.data.polygons.foreach_set("hide", [False] * len(obj.data.polygons))
-
-    for obj_cell in objects:
-        mod = obj_cell.modifiers.new(name="Boolean", type='BOOLEAN')
-        mod.object = obj
-        mod.operation = 'INTERSECT'
-
-        if not use_debug_bool:
-
-            if use_interior_hide:
-                obj_cell.data.polygons.foreach_set("hide", [True] * len(obj_cell.data.polygons))
-
-            obj_cell_eval = obj_cell.evaluated_get(depsgraph)
-            mesh_new = bpy.data.meshes.new_from_object(obj_cell_eval)
-            mesh_old = obj_cell.data
-            obj_cell.data = mesh_new
-            obj_cell.modifiers.remove(mod)
-
-            # remove if not valid
-            if not mesh_old.users:
-                bpy.data.meshes.remove(mesh_old)
-            if not mesh_new.vertices:
-                collection.objects.unlink(obj_cell)
-                if not obj_cell.users:
-                    bpy.data.objects.remove(obj_cell)
-                    obj_cell = None
-                    if not mesh_new.users:
-                        bpy.data.meshes.remove(mesh_new)
-                        mesh_new = None
-
-            # avoid unneeded bmesh re-conversion
-            if mesh_new is not None:
-                bm = None
-
-                if clean:
-                    if bm is None:  # ok this will always be true for now...
-                        bm = bmesh.new()
-                        bm.from_mesh(mesh_new)
-                    bm.normal_update()
-                    try:
-                        bmesh.ops.dissolve_limit(bm, verts=bm.verts, edges=bm.edges, angle_limit=0.001)
-                    except RuntimeError:
-                        import traceback
-                        traceback.print_exc()
-
-                if remove_doubles:
-                    if bm is None:
-                        bm = bmesh.new()
-                        bm.from_mesh(mesh_new)
-                    bmesh.ops.remove_doubles(bm, verts=bm.verts, dist=0.005)
-
-                if bm is not None:
-                    bm.to_mesh(mesh_new)
-                    bm.free()
-
-            del mesh_new
-            del mesh_old
-
-        if obj_cell is not None:
-            objects_boolean.append(obj_cell)
-
-            if use_debug_redraw:
-                _redraw_yasiamevil()
-
-    if (not use_debug_bool) and use_island_split:
-        # this is ugly and Im not proud of this - campbell
-        for ob in view_layer.objects:
-            ob.select_set(True)
-        for obj_cell in objects_boolean:
-            obj_cell.select_set(True)
-
-        bpy.ops.mesh.separate(type='LOOSE')
-
-        objects_boolean[:] = [obj_cell for obj_cell in scene.objects if obj_cell.select]
-
-    context.view_layer.update()
-
-    return objects_boolean
-
-
-def cell_fracture_interior_handle(objects,
-                                  use_interior_vgroup=False,
-                                  use_sharp_edges=False,
-                                  use_sharp_edges_apply=False,
-                                  ):
-    """Run after doing _all_ booleans"""
-
-    assert(use_interior_vgroup or use_sharp_edges or use_sharp_edges_apply)
-
-    for obj_cell in objects:
-        mesh = obj_cell.data
-        bm = bmesh.new()
-        bm.from_mesh(mesh)
-
-        if use_interior_vgroup:
-            for bm_vert in bm.verts:
-                bm_vert.tag = True
-            for bm_face in bm.faces:
-                if not bm_face.hide:
-                    for bm_vert in bm_face.verts:
-                        bm_vert.tag = False
-
-            # now add all vgroups
-            defvert_lay = bm.verts.layers.deform.verify()
-            for bm_vert in bm.verts:
-                if bm_vert.tag:
-                    bm_vert[defvert_lay][0] = 1.0
-
-            # add a vgroup
-            obj_cell.vertex_groups.new(name="Interior")
-
-        if use_sharp_edges:
-            mesh.show_edge_sharp = True
-            for bm_edge in bm.edges:
-                if len({bm_face.hide for bm_face in bm_edge.link_faces}) == 2:
-                    bm_edge.smooth = False
-
-            if use_sharp_edges_apply:
-                edges = [edge for edge in bm.edges if edge.smooth is False]
-                if edges:
-                    bm.normal_update()
-                    bmesh.ops.split_edges(bm, edges=edges)
-
-        for bm_face in bm.faces:
-            bm_face.hide = False
-
-        bm.to_mesh(mesh)
-        bm.free()