-
Notifications
You must be signed in to change notification settings - Fork 19
/
operators.py
573 lines (464 loc) · 21.7 KB
/
operators.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
import bpy
import blf
import math
from mathutils import Vector
from mathutils.geometry import barycentric_transform as barycentric
from time import sleep, strftime, gmtime, time
from . import simulate, core
from .utils import get_object, destroy_caches, update_progress
class MolRemoveCollider(bpy.types.Operator):
bl_idname = "object.mol_remove_collision"
bl_label = "Remove Collision"
def execute(self, context):
bpy.ops.object.modifier_remove(modifier='Collision')
del context.object['mol_type']
return {'FINISHED'}
class MolSet_Substeps(bpy.types.Operator):
bl_idname = "object.mol_set_subs"
bl_label = 'Set SubSteps'
def execute(self, context):
parcount = 0
for obj in bpy.data.objects:
if obj.particle_systems.active != None:
for psys in get_object(context, obj).particle_systems:
#print(psys.name)
parcount += len(psys.particles)
context.scene.mol_parnum = parcount
if context.scene.mol_autosubsteps:
diff = (psys.settings.mol_var3 / psys.settings.mol_var1)
factor = (parcount**(1/3) / psys.settings.mol_var1**(1/3))
newsubstep = int(round(factor * psys.settings.mol_var2))
context.scene.mol_substep = newsubstep
return {'FINISHED'}
class MolSimulate(bpy.types.Operator):
bl_idname = "object.mol_simulate"
bl_label = 'Simulate'
resume: bpy.props.BoolProperty(
name="Resume bake",
description="Resume Sim",
default=False
)
def execute(self, context):
scene = context.scene
if not self.resume:
for ob in bpy.data.objects:
destroy_caches(ob)
print('Molecular Sim Start' + '-' * 50)
mol_stime = time()
scene.mol_simrun = True
scene.mol_minsize = 1000000000.0
scene.mol_newlink = 0
scene.mol_deadlink = 0
scene.mol_totallink = 0
scene.mol_totaldeadlink = 0
scene.mol_timeremain = "...Simulating..."
scene.mol_old_currentframe = scene.frame_current
scene.mol_old_startframe = scene.frame_start
scene.mol_old_endframe = scene.frame_end
mol_substep = scene.mol_substep
scene.render.frame_map_old = 1
scene.render.frame_map_new = mol_substep + 1
if self.resume:
scene.frame_start = scene.mol_old_currentframe
if scene.frame_start != 1:
scene.frame_start = scene.frame_start * (mol_substep + 1)
scene.frame_end = scene.mol_old_endframe * (mol_substep + 1)
scene.frame_set(frame=scene.frame_start)
if scene.timescale != 1.0:
fps = scene.render.fps * scene.timescale
else:
fps = scene.render.fps
cpu = scene.mol_cpu
mol_exportdata = context.scene.mol_exportdata
mol_exportdata.clear()
mol_exportdata.append([fps, mol_substep, 0, 0, cpu])
mol_stime = time()
simulate.pack_data(context, True)
etime = time()
print(" PackData took " + str(round(etime - mol_stime, 3)) + "sec")
mol_stime = time()
mol_report = core.init(mol_exportdata)
etime = time()
print(" Export time took " + str(round(etime - mol_stime, 3)) + "sec")
print(" total numbers of particles: " + str(mol_report))
print(" start processing:")
bpy.ops.wm.mol_simulate_modal(resume=self.resume)
return {'FINISHED'}
class MolApplyUVcache(bpy.types.Operator):
bl_idname = "object.mol_uv_cache_apply"
bl_label = "Mol Apply Cached UV"
uv_object_name: bpy.props.StringProperty()
def execute(self, context):
ob = bpy.data.objects[self.uv_object_name]
obj = get_object(context, ob)
print('applying uv from:', obj.name)
psys = obj.particle_systems.active
psys.settings.use_rotations = True
psys.settings.angular_velocity_mode = 'RAND'
psys.particles.foreach_set("angular_velocity", obj['uv_cache'])
print('applied cached uv on:', psys.settings.name)
return {'FINISHED'}
class MolCacheGlobalUV(bpy.types.Operator):
bl_idname = "object.mol_cache_global_uv"
bl_label = "Mol Cache global UV"
def execute(self, context):
obj = get_object(context, context.object)
if len(context.view_layer.objects.selected) == 2:
uv_obj = get_object(context, context.view_layer.objects.selected[1])
else:
uv_obj = obj
print('start bake global uv from:', uv_obj.name)
psys = obj.particle_systems.active
psys.settings.mol_bakeuv = True
par_uv = []
for par in psys.particles:
newuv = (par.location @ uv_obj.matrix_world) - uv_obj.location
par_uv.append(newuv[0])
par_uv.append(newuv[1])
par_uv.append(newuv[2])
context.object['uv_cache'] = par_uv
context.object.particle_systems.active.settings.mol_bakeuv = True
print('global uv cached on:', obj.name)
return {'FINISHED'}
class MolCacheUV(bpy.types.Operator):
bl_idname = "object.mol_cache_active_uv"
bl_label = "Mol Cache UV"
def execute(self, context):
ob = context.object
obj = get_object(context, ob)
if len(context.view_layer.objects.selected) == 2:
u_obj = context.view_layer.objects.selected[0]
bpy.context.view_layer.objects.active = u_obj
bpy.ops.object.transform_apply(location=False, rotation=False, scale=True)
uv_obj = get_object(context, u_obj)
else:
uv_obj = obj
psys = obj.particle_systems.active
if not uv_obj.data.uv_layers.active:
return {'FINISHED'}
print(' start bake uv from:', uv_obj.name)
obdata = uv_obj.data.copy()
obj2 = bpy.data.objects.new(name="mol_uv_temp", object_data=obdata)
obj2.matrix_world = uv_obj.matrix_world
context.scene.collection.objects.link(obj2)
mod = obj2.modifiers.new("tri_for_uv", "TRIANGULATE")
mod.ngon_method = 'BEAUTY'
mod.quad_method = 'BEAUTY'
ctx = bpy.context.copy()
ctx["object"] = obj2
if bpy.app.version[0] == 4:
with context.temp_override(**ctx):
bpy.ops.object.modifier_apply(modifier=mod.name)
else:
bpy.ops.object.modifier_apply(ctx, modifier=mod.name)
context.view_layer.update()
par_uv = []
me = obj2.data
for par in psys.particles:
parloc = (par.location @ obj2.matrix_world) - obj2.location
point = obj2.closest_point_on_mesh(parloc)
vindex1 = me.polygons[point[3]].vertices[0]
vindex2 = me.polygons[point[3]].vertices[1]
vindex3 = me.polygons[point[3]].vertices[2]
v1 = (obj2.matrix_world @ me.vertices[vindex1].co).to_tuple()
v2 = (obj2.matrix_world @ me.vertices[vindex2].co).to_tuple()
v3 = (obj2.matrix_world @ me.vertices[vindex3].co).to_tuple()
uvindex1 = me.polygons[point[3]].loop_start + 0
uvindex2 = me.polygons[point[3]].loop_start + 1
uvindex3 = me.polygons[point[3]].loop_start + 2
uv1 = me.uv_layers.active.data[uvindex1].uv.to_3d()
uv2 = me.uv_layers.active.data[uvindex2].uv.to_3d()
uv3 = me.uv_layers.active.data[uvindex3].uv.to_3d()
p = obj2.matrix_world @ point[1]
v1 = Vector(v1)
v2 = Vector(v2)
v3 = Vector(v3)
uv1 = Vector(uv1)
uv2 = Vector(uv2)
uv3 = Vector(uv3)
newuv = barycentric(p, v1, v2, v3, uv1, uv2, uv3)
parloc = par.location @ obj2.matrix_world
dist = (Vector((
parloc[0] - p[0],
parloc[1] - p[1],
parloc[2] - p[2]
))).length
newuv[2] = dist
par_uv.append(newuv[0])
par_uv.append(newuv[1])
par_uv.append(newuv[2])
context.scene.collection.objects.unlink(obj2)
bpy.data.objects.remove(obj2)
bpy.data.meshes.remove(obdata)
ob['uv_cache'] = par_uv
bpy.context.view_layer.objects.active = ob
context.object.particle_systems.active.settings.mol_bakeuv = True
print('uv cached on:', obj.name)
return {'FINISHED'}
def convert_time_to_string(total_time):
HOUR_IN_SECONDS = 60 * 60
MINUTE_IN_SCEONDS = 60
time_string = ''
if total_time > 10.0:
total_time = int(total_time)
if total_time > MINUTE_IN_SCEONDS and total_time <= HOUR_IN_SECONDS:
minutes = total_time // MINUTE_IN_SCEONDS
seconds = total_time - minutes * MINUTE_IN_SCEONDS
time_string = '{0} min {1} sec'.format(minutes, seconds)
elif total_time <= MINUTE_IN_SCEONDS:
time_string = '{0} seconds'.format(total_time)
elif total_time > HOUR_IN_SECONDS:
hours = total_time // HOUR_IN_SECONDS
minutes = total_time - (total_time // HOUR_IN_SECONDS) * HOUR_IN_SECONDS
time_string = '{0} hours {1} min'.format(hours, minutes)
else:
seconds = round(total_time, 2)
time_string = '{0} seconds'.format(seconds)
return time_string
def draw_callback_px(self, context):
"""Draw on the viewports"""
# BLF drawing routine
font_id = 0
texts = bpy.context.scene.mol_progress.split('\n')
size = bpy.context.preferences.addons[__package__].preferences.log_size
blf.color(font_id, 1.0, 1.0, 1.0, 0.5)
for i, text in enumerate(texts):
blf.position(font_id, size, size*(i+1) , 0)
blf.size(font_id, size - 10, 50)
blf.draw(font_id, text)
class MolSimulateModal(bpy.types.Operator):
"""Operator which runs its self from a timer"""
bl_idname = "wm.mol_simulate_modal"
bl_label = "Simulate Molecular"
_timer = None
_draw_handler = None
_profiling = False
resume : bpy.props.BoolProperty()
def check_bake_uv(self, context):
# bake the UV in the beginning
scene = context.scene
frame_old = scene.frame_current
for ob in bpy.data.objects:
obj = get_object(context, ob)
for psys in obj.particle_systems:
if psys.settings.mol_bakeuv and 'uv_cache' in ob:
scene.frame_set(frame=int(psys.settings.frame_start))
bpy.ops.object.mol_uv_cache_apply("INVOKE_DEFAULT", uv_object_name=obj.name)
scene.frame_set(frame=frame_old)
def modal(self, context, event):
scene = context.scene
frame_end = scene.frame_end
frame_current = scene.frame_current
if frame_current == frame_end-1:
update_progress("finished", 1)
###### ESC END #######
if event.type == 'ESC' or frame_current == frame_end or scene.mol_cancel:
if frame_current == frame_end and scene.mol_bake:
bpy.ops.object.bake_sim()
scene.render.frame_map_new = 1
scene.frame_start = scene.mol_old_startframe
scene.frame_end = scene.mol_old_endframe
core.memfree()
scene.mol_simrun = False
mol_exportdata = scene.mol_exportdata
mol_exportdata.clear()
print('-' * 50 + 'Molecular Sim end')
if frame_current == frame_end and scene.mol_render:
print("Rendering ..................")
bpy.ops.render.render(animation=True)
scene.frame_set(frame=int(math.floor((scene.frame_current/(scene.mol_substep + 1)))))
sleep(0.1)
return self.cancel(context)
###### TIMER #######
if event.type == 'TIMER':
mol_substep = scene.mol_substep
framesubstep = frame_current / (mol_substep + 1)
if framesubstep == int(framesubstep):
update_progress("Simulating", frame_current/frame_end)
stime = time()
context.scene.mol_exportdata.clear()
simulate.pack_data(context, False)
if framesubstep == int(framesubstep):
etime = time()
packtime = etime - stime
stime2 = time()
mol_importdata = core.simulate(context.scene.mol_exportdata)
if framesubstep == int(framesubstep):
etime2 = time()
moltime = (etime2-stime2)
stime3 = time()
i = 0
for ob in bpy.data.objects:
obj = get_object(context, ob)
for psys in obj.particle_systems:
if psys.settings.mol_active and len(psys.particles):
psys.particles.foreach_set('velocity', mol_importdata[1][i])
#psys.particles.foreach_set('location', mol_importdata[0][i])
i += 1
scene.mol_newlink = 0
scene.mol_deadlink = 0
scene.mol_newlink += mol_importdata[2]
scene.mol_deadlink += mol_importdata[3]
scene.mol_totallink = mol_importdata[4]
scene.mol_totaldeadlink = mol_importdata[5]
scene.frame_set(frame=frame_current + 1)
if framesubstep == int(framesubstep):
print(" frame " + str(int(framesubstep) + 1) + ":")
print(" links created:", scene.mol_newlink)
if scene.mol_totallink:
print(" links broken :", scene.mol_deadlink)
print(" total links:", scene.mol_totallink - scene.mol_totaldeadlink ,"/", scene.mol_totallink," (",round((((scene.mol_totallink - scene.mol_totaldeadlink) / scene.mol_totallink) * 100), 2), "%)")
#
etime3 = time()
blendertime = etime3 - stime3
print(" Pack : " + str(round(packtime * (mol_substep + 1), 3)) + " sec")
print(" Molecular : " + str(round(moltime * (mol_substep + 1), 3)) + " sec")
print(" Blender : " + str(round(blendertime * (mol_substep + 1), 3)) + " sec")
print(" Total Frame : " + str(round((blendertime + packtime + moltime) * (mol_substep + 1), 3)) + " sec")
remain = (blendertime + packtime + moltime) * (mol_substep + 1) * (float(scene.mol_old_endframe) - (framesubstep + 1.0))
days = int(strftime('%d', gmtime(remain))) - 1
scene.mol_timeremain = strftime(str(days) + ' d %H h %M m %S s', gmtime(remain))
print(" Remaining estimated:", scene.mol_timeremain)
return {'PASS_THROUGH'}
def execute(self, context):
# start time
self.st = time()
if not self.resume:
self.check_bake_uv(context)
self._timer = context.window_manager.event_timer_add(0.000000001, window=context.window)
update_progress("Initializing", 0.0001)
if bpy.context.preferences.addons[__package__].preferences.show_stats and context.area.type == 'VIEW_3D':
self._handler = bpy.types.SpaceView3D.draw_handler_add(draw_callback_px, (self, context), "WINDOW", "POST_PIXEL")
context.window_manager.modal_handler_add(self)
return {'RUNNING_MODAL'}
def cancel(self, context):
# total time
tt = time() - self.st
tt_s = convert_time_to_string(tt)
update_progress("Finished", 1)
print("Total time : " + tt_s + " sec")
self.report({'INFO'}, 'Total time: {0}'.format(tt_s))
if bpy.context.preferences.addons[__package__].preferences.show_stats:
bpy.types.SpaceView3D.draw_handler_remove(self._handler, 'WINDOW')
context.window_manager.event_timer_remove(self._timer)
bpy.context.scene.mol_cancel = False
obj = get_object(context, context.object)
return {'CANCELLED'}
class MolClearCache(bpy.types.Operator):
"""Clear Particle Cache"""
bl_idname = "object.clear_pcache"
bl_label = "Clear Particle Cache"
def execute(self, context):
bpy.ops.ptcache.free_bake_all()
for ob in bpy.data.objects:
obj = get_object(context, ob)
for psys in obj.particle_systems:
if psys.settings.mol_active:
ccache = context.object.particle_systems.active.settings.use_modifier_stack
context.object.particle_systems.active.settings.use_modifier_stack = ccache
context.scene.frame_current = 1
return {'FINISHED'}
class MolResetCache(bpy.types.Operator):
"""Clear Particle Cache"""
bl_idname = "object.reset_pcache"
bl_label = "Clear Particle Cache"
def execute(self, context):
for ob in bpy.data.objects:
obj = get_object(context, ob)
for psys in obj.particle_systems:
if psys.settings.mol_active:
ccache = context.object.particle_systems.active.settings.use_modifier_stack
context.object.particle_systems.active.settings.use_modifier_stack = ccache
context.scene.frame_current = 1
return {'FINISHED'}
class MolCancelSim(bpy.types.Operator):
"""Cancel Particle Simulation"""
bl_idname = "object.cancel_sim"
bl_label = "Cancel Particle Simulation"
def execute(self, context):
context.scene.mol_cancel = True
context.scene.mol_simrun = False
return {'FINISHED'}
class MolBakeCache(bpy.types.Operator):
"""Bake Cache"""
bl_idname = "object.bake_sim"
bl_label = "Bake Particle Simulation"
def execute(self, context):
context_override = context.copy()
for ob in bpy.data.objects:
obj = get_object(context, ob)
for psys in obj.particle_systems:
if psys.settings.mol_active and len(psys.particles):
context_override["point_cache"] = psys.point_cache
if bpy.app.version[0] == 4:
with context.temp_override(**context_override):
bpy.ops.ptcache.bake_from_cache()
else:
bpy.ops.ptcache.bake_from_cache(context_override)
return {'FINISHED'}
class MolResumeSim(bpy.types.Operator):
"""Cancel Particle Simulation"""
bl_idname = "object.resume_sim"
bl_label = "Resume Particle Simulation from Current frame"
def execute(self, context):
bpy.ops.object.mol_simulate(resume=True)
return {'FINISHED'}
class MolToolsConvertGeo(bpy.types.Operator):
"""Convert particles to Particle Instance Mesh"""
bl_idname = "object.convert_to_geo"
bl_label = "Convert for GeoNodes"
def add_nodetree(self,context, node_tree):
out_node = node_tree.nodes["Group Output"]
out_node.location.x += 400
in_node = node_tree.nodes['Group Input']
if bpy.app.version[0] == 4:
node_tree.interface.new_socket(
name='Material',
in_out='INPUT',
socket_type='NodeSocketMaterial',
)
else:
node_tree.inputs.new(type='NodeSocketMaterial', name="Material")
mesh2points = node_tree.nodes.new(type="GeometryNodeMeshToPoints")
setMaterial = node_tree.nodes.new(type="GeometryNodeSetMaterial")
setMaterial.location.x += 200
node_tree.links.new(in_node.outputs['Geometry'], mesh2points.inputs['Mesh'])
node_tree.links.new(mesh2points.outputs['Points'], setMaterial.inputs['Geometry'])
node_tree.links.new(setMaterial.outputs['Geometry'], out_node.inputs['Geometry'])
node_tree.links.new(setMaterial.inputs['Material'], in_node.outputs['Material'])
def execute(self, context):
obj = context.object
psyss = obj.particle_systems.active.settings
bpy.ops.mesh.primitive_plane_add(size=2, enter_editmode=False, align='WORLD', location=(0, 0, 0),scale=(1, 1, 1))
bpy.ops.object.editmode_toggle()
bpy.ops.mesh.select_all(action='SELECT')
bpy.ops.mesh.merge(type='CENTER')
bpy.ops.object.editmode_toggle()
bpy.ops.object.modifier_add(type='PARTICLE_INSTANCE')
bpy.context.object.modifiers["ParticleInstance"].object = obj
bpy.context.object.modifiers["ParticleInstance"].show_dead = False
bpy.context.object.modifiers["ParticleInstance"].show_unborn = False
bpy.ops.node.new_geometry_nodes_modifier()
iobj = context.object
iobj.name = obj.name + "_geo_instance"
#eobj = get_object(context, obj)
#particles = eobj.particle_systems.active.particles
#par_uvs = np.zeros(len(particles) * 3, dtype=np.float32)
#particles.foreach_get('angular_velocity', par_uvs)
#iobj.data.attributes.new('uvs', 'FLOAT_VECTOR', 'POINT')
#eiobj = get_object(context, iobj)
#attr = eiobj.data.attributes['uvs']
#attr.data.foreach_set('vector', par_uvs)
#par_size = np.zeros(len(particles), dtype=np.float32)
#particles.foreach_get('size', par_size)
#iobj.data.attributes.new('size', 'FLOAT', 'POINT')
#attr = eiobj.data.attributes['size']
#attr.data.foreach_set('value', par_size)
nodetree = iobj.modifiers['GeometryNodes'].node_group
self.add_nodetree(context,nodetree)
nodetree.nodes['Mesh to Points'].inputs['Radius'].default_value = psyss.particle_size
bpy.ops.object.select_all(action='DESELECT')
bpy.context.view_layer.objects.active = obj
obj.select_set(True)
return {'FINISHED'}
operator_classes = (MolSimulateModal, MolSimulate, MolApplyUVcache, MolCacheGlobalUV, MolCacheUV, MolSet_Substeps, MolClearCache, MolResetCache, MolCancelSim, MolBakeCache, MolResumeSim, MolRemoveCollider, MolToolsConvertGeo)