-
Notifications
You must be signed in to change notification settings - Fork 2
/
selection.py
723 lines (592 loc) · 26.1 KB
/
selection.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
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
from __future__ import print_function
#import direct.directbase.DirectStart
from direct.showbase.ShowBase import ShowBase
from direct.gui.DirectButton import DirectButton
from direct.gui.OnscreenText import OnscreenText
from direct.showbase.DirectObject import DirectObject
from direct.task.Task import Task
from panda3d.core import TextNode
from panda3d.core import GeomVertexFormat, GeomVertexData
from panda3d.core import Geom, GeomVertexWriter
from panda3d.core import GeomTriangles, GeomTristrips, GeomTrifans
from panda3d.core import GeomLines, GeomLinestrips #useful for nodes
from panda3d.core import GeomPoints
from panda3d.core import Texture, GeomNode
from panda3d.core import Point3,Point2,Vec3,Vec4,BitMask32
from panda3d.core import BillboardEffect
from panda3d.core import LPoint2f, LPoint3f, LVector3f
from panda3d.core import CollisionTraverser,CollisionNode
from panda3d.core import CollisionHandlerQueue,CollisionRay,CollisionLine
from numpy import pi, arange, argmin, sin, cos, tan, arctan2 #, arccos, arcsin, arctan2, arccos2, arcsin2
import sys
from threading import Thread
from .util.ipython import embed
from .defaults import *
from .util.util import genLabelText
from .test_objects import makeSimpleGeom
from .keys import event_callback, HasKeybinds
from .prof import profile_me
import inspect
RADIANS_PER_DEGREE = pi/180
def fixAsp(point): # FIXME broken
return render2d.getRelativePoint(aspect2d,point)
#return aspect2d.getRelativePoint(render2d,point) # no...
def norm(x, y):
return (x**2 + y**2)**.5
def rescale(p2p, corner, radius, cfz):
""" aspect ratio fix for radii >_< """
dx = (corner[0] - p2p[0])
dz = (corner[2] - p2p[2]) / cfz
theta = arctan2(dz, dx)
x = cos(theta) * radius
z = sin(theta) * radius * cfz # multiplication here givs the actual distance the 3d projection covers in 2d
return (x**2 + z**2)**.5 #
class HasSelectables(HasKeybinds): #mixin see chessboard example
def __init__(self):
#selection detection
self.picker = CollisionTraverser()
self.pq = CollisionHandlerQueue()
self.pickerNode = CollisionNode('mouseRay')
self.pickerNP = camera.attachNewNode(self.pickerNode)
#self.pickerNode.setFromCollideMask(GeomNode.getDefaultCollideMask()) #TODO WOW geometry collision is SUPER slow...
self.pickerNode.setFromCollideMask(BitMask32.bit(BITMASK_COLL_CLICK))
#render.find('**selectable').node().setIntoCollideMask(BitMask32.bit(1))
self.pickerRay = CollisionRay()
self.pickerNode.addSolid(self.pickerRay)
self.picker.addCollider(self.pickerNP, self.pq)
#self.picker.showCollisions(render)
#box selection detection HINT: start with drawing the 2d thing yo!
self.__shift__ = False
self.accept("shift", self.shiftOn)
self.accept("shift-up", self.shiftOff)
self.__ctrl__ = False
self.accept("control", self.ctrlOn)
self.accept("control-up", self.ctrlOff)
#mouse handling
self.accept("mouse1", self.clickHandler)
self.accept("shift-mouse1", self.clickHandler)
self.accept("mouse1-up", self.releaseHandler)
#dragging
self.dragTask = taskMgr.add(self.dragTask, 'dragTask')
def getClickTarget(self,rootSelNode=None):
""" traverse from the root of the selectable tree """
#print('getting target....')
if rootSelNode == None:
rootSelNode = render
if base.mouseWatcherNode.hasMouse():
self.pickerRay.setFromLens(base.camNode, *base.mouseWatcherNode.getMouse())
self.picker.traverse(rootSelNode)
if self.pq.getNumEntries() > 0: #if we got something sort it
self.pq.sortEntries()
return self.pq.getEntry(0)
#nearPoint = render.getRelativePoint(camera, self.pickerRay.getOrigin())
#nearVec = render.getRelativeVector(camera, self.pickerRay.getDirection())
#thingToDrag.obj.setPos(PointAtZ(.5, nearPoint, nearVec)) #not sure how this works
def ctrlOn(self):
self.__ctrl__ = True
def ctrlOff(self):
self.__ctrl__ = False
def shiftOn(self):
self.__shift__ = True
def shiftOff(self):
self.__shift__ = False
@event_callback
def clickHandler(self):
pass
@event_callback
def releaseHandler(self):
pass
def dragTask(self, task):
pass
def clickSelectObject(self): #shif to multiselect... ?? to unselect invidiual??
pass
def dragSelectObjects(self): #always drag in the plane of the camera
pass
def makeSelectRect():
ctup = (1,1,1,1)
fmt = GeomVertexFormat.getV3c4()
vertexData = GeomVertexData('points', fmt, Geom.UHDynamic)
points = ( #makes nice for Tristrips
(0,0,0),
(0,0,1),
(1,0,0),
(1,0,1),
)
verts = GeomVertexWriter(vertexData, 'vertex')
color = GeomVertexWriter(vertexData, 'color')
for point in points:
verts.addData3f(*point)
color.addData4f(*ctup)
boxLines = GeomLinestrips(Geom.UHDynamic)
boxLines.addVertices(0,1,3,2)
boxLines.addVertex(0)
boxLines.closePrimitive()
boxTris = GeomTristrips(Geom.UHDynamic)
boxTris.addConsecutiveVertices(0,3)
boxTris.closePrimitive()
box = Geom(vertexData)
box.addPrimitive(boxLines)
#box.addPrimitive(boxTris)
return box
#use render 2d?
class BoxSel(HasSelectables,DirectObject):
#visualization levels
VIS_OFF = 0
VIS_POINTS = 1
VIS_CENTERS = 2
VIS_ALL = 3
VIS_DEBUG = 4
def __init__(self, frames = None, visualize = VIS_POINTS):
super().__init__()
self.visualize = visualize
self.uiRoot = render.find('uiRoot')
self.projRoot = render2d.attachNewNode('projRoot')
self.selRoot = render.attachNewNode('selRoot')
self.collRoot = render.find('collideRoot')
if not self.collRoot:
raise ValueError('No collideRoot found, you need to initilizate the render manager first.')
self.utilityNode = render.attachNewNode('utilityNode')
self.bitmask_click = BitMask32.bit(BITMASK_COLL_CLICK)
self.frames = frames
if self.frames is None:
self.frames = {}
class f:
items = {}
def del_all(self):
pass
def add_item(self, *args, **kwargs):
pass
def getMaxItems(self):
pass
self.frames['data'] = f()
#setup the selection box
boxNode = GeomNode('selectBox')
boxNode.addGeom(makeSelectRect())
self.__baseBox__ = render2d.attachNewNode(boxNode)
self.__baseBox__.hide()
self.selText = genLabelText('uuid',3)
self.selText.reparentTo(base.a2dTopLeft)
self.accept('mouse1',self.gotClick) # TODO keybinds
self.accept('shift-mouse1',self.gotClick)
self.accept('mouse1-up',self.gotRelease)
#self.accept('v', self.toggle_vis)
#self.accept("escape", sys.exit) #no, exit_cleanup does this
self.curSelShown = []
self.curSelPoints = []
@event_callback('v')
def toggle_vis(self):
def do_show(node):
#if node.getName().count('leaf'): # apparently ALL parents must be visible?!
node.show()
for child in node.getChildren():
if child.getNumChildren():
do_show(child)
def do_hide(node):
#if node.getName().count('leaf'):
node.hide()
for child in node.getChildren():
if child.getNumChildren():
do_hide(child)
self.visualize = (self.visualize + 1) % 5 # rotate through 5 levels
if self.visualize == self.VIS_DEBUG:
if self.collRoot.getNumDescendants() < 100000:
#self.collRoot.showAllDescendants()
do_show(self.collRoot)
elif not self.visualize:
if self.collRoot.getNumDescendants() < 100000:
#self.collRoot.hideAllDescendants()
do_hide(self.collRoot)
def clearSelection(self): # TODO enable saving selections to registers etc
#taskMgr.remove('show_task')
if self.curSelShown:
self.curSelShown = []
self.frames['data'].del_all() # FIXME!
self.clearHighlight()
def clearHighlight(self):
if self.curSelPoints:
for point in self.curSelPoints:
point.removeNode()
self.curSelPoints = []
#self.curSelNode.detachNode()
#while 1:
#try:
#uuid = self.curSelShown.pop()
#self.frames['data'].del_item(uuid)
#obj = self.curSelNodes.pop()
#obj.detachNode()
#obj.reparentTo(self.invisRoot)
#obj.remove()
#except IndexError: #FIXME slow?
#return None
def processTarget(self, target): # FIXME this is wrong, it needs to accomodate more child nodes
#TODO shouldn't we let nodes set their own "callback" on click? so that there is a type per instead of shoving it all here?
#well we also need to keep track of the previously selected set of nodes so we can turn them back off
#note: target is a CollisionEntry
#self.loadData(uid)
#self.doRenderStuff() #this is the hard part...
if taskMgr.hasTaskNamed('boxTask'): # FIXME this seems a nasty way to control this...
intoNode = target
uuid = intoNode.getTag('uuid') # FIXME it would see that this are not actually uuids...
else:
if not self.__shift__ and self.curSelShown:
self.clearSelection()
intoNode = target.getIntoNode()
uuid = intoNode.getTag('uuid')
self.frames['data'].add_item(uuid, command=self.highlight, args=(uuid, intoNode, True) )
self.highlight(uuid, intoNode, False)
#self.selText.setText("%s"%uuid)
self.curSelShown.append(intoNode)
return None
@event_callback
def gotClick(self): # TODO rename this to inherit from HasSelectables
target = self.getClickTarget()
if target:
self.processTarget(target)
try:
print([n for n in target.getIntoNodePath().getAncestors() if n.getName().count('ObjectRoot')])
root = [n for n in target.getIntoNodePath().getAncestors() if n.getName().count('ObjectRoot')][-1] # FIXME global naming please
cbs = root.getPythonTag('selection_callbacks')
if cbs:
[f() for f in cbs]
print(root, 'got a hit')
except IndexError:
print('anger')
# switch that to selection for object level manipulation
else:
if not self.__shift__:
self.clearSelection()
if base.mouseWatcherNode.hasMouse():
x,y = base.mouseWatcherNode.getMouse()
self.__baseBox__.setPos(x,0,y)
self.__baseBox__.setScale(0) #setSx setSy
self.__baseBox__.show()
taskMgr.add(self.boxTask, 'boxTask')
def getClickTarget(self):
""" See if we were clicking ON an object """
#this will use the ray tracing hit detection
#so no need for x and y
#TODO the magic here will be that we will move the individual geom
#by creating a new node that copies it for the drag and then reinsert at the new position
#when we release
#this may take a bit more finagling ie: we may need to create a collision sphere around every vertex
return super(BoxSel,self).getClickTarget() #TODO damn it python 2
@event_callback
def gotRelease(self):
#self.__mouseDown__ = False
if taskMgr.hasTaskNamed('boxTask'):
if self.visualize <= self.VIS_POINTS:
self.__baseBox__.hide()
#if abs(self.__baseBox__.getScale()[0]) > .005:
if abs(self.__baseBox__.getScale()[0]) > .0001:
#if self.visualize > 1:
#self.getEnclosedNodes_viz()
#else:
self.getEnclosedNodes()
taskMgr.remove('boxTask')
def boxTask(self, task): #this will only be active if mouse down and not click
x,y = base.mouseWatcherNode.getMouse()
cx,cy,cz = self.__baseBox__.getPos()
self.__baseBox__.setSx(x-cx)
#self.__baseBox__.setSy(y-cy)
self.__baseBox__.setSz(y-cz) #so it turns out that 'z' is what we want???
#embed()
return task.cont
#@profile_me
def getEnclosedNodes(self): # FIXME, get a list of every object behind a pixel...
cfx = 1
cfz = base.camLens.getAspectRatio()
cx, _, cz = self.__baseBox__.getPos()
sx, _, sz = self.__baseBox__.getScale() # gives us L/W of the box
self.selRoot.removeChildren()
self.projRoot.removeChildren()
x2 = cx + sx
if cx > x2:
uX = cx
lX = x2
else:
uX = x2
lX = cx
z2 = cz + sz
if cz > z2:
uZ = cz
lZ = z2
else:
uZ = z2
lZ = cz
lensFL = base.camLens.getFocalLength()
fov = max(base.camLens.getFov()) * RADIANS_PER_DEGREE
if self.visualize:
points3 = []
if self.visualize >= self.VIS_CENTERS:
points = []
p2 = Point2() # allocating this once saves us about 110ms
white = (1,1,1,1)
def projectNode(node): # FIXME this is where some serious time cost exists
point3d = node.getBounds().getApproxCenter()
p3 = base.cam.getRelativePoint(render, point3d)
if not base.camLens.project(p3,p2):
return False
pX = p2[0]
pZ = p2[1]
# check if the points are inside the box
if lX <= pX and pX <= uX:
if lZ <= pZ and pZ <= uZ:
self.processTarget(node)
# TODO it would be faster to change the color of all the vertexes of
# the selected nodes when we're working with a single points geom
# but that requires a function to do the mapping from nodes -> verts
# TODO we need a way to tell the ObjectRoot collNode a child actually got a hit
if self.visualize:
points3.append(point3d)
if self.visualize >= self.VIS_CENTERS:
points.append([pX, 0, pZ])
return True
if self.visualize >= self.VIS_CENTERS:
l2points = []
l2all = []
# things we don't need to do every bloody time
#utilityNode = render.attachNewNode('utilityNode')
track = camera.find('track')
track_pos = render.getRelativePoint(track, track.getPos())
cam_pos = render.getRelativePoint(camera, camera.getPos())
camVec = track_pos - cam_pos
radius_correction = 2 #no idea if this is correct...
#p2 = Point2() # already allocated above
def projectL2(node, contained = False): # FIXME so it turns out that if our aspect ratio is perfectly square everything works
""" projec only the centers of l2 spehres, figure out how to get their radii """
if contained:
test = True
else:
point3d = node.getBounds().getApproxCenter()
p3 = camera.getRelativePoint(render, point3d)
base.camLens.project(p3,p2)
point2projection = Point3(p2[0],0,p2[1])
r3 = node.getBounds().getRadius() # this seems to be correct despite node.show() looking wrong in some cases
self.utilityNode.setPos(point3d) # FIXME I'm sure this is slower than just subtract and norm... but who knows
# this also works correctly with no apparent issues
d1 = camera.getDistance(self.utilityNode) # FIXME make sure we get the correct camera
if not d1:
d1 = 1E-9
pointVect = point3d - cam_pos
pos_theta = abs(camVec.relativeAngleRad(pointVect))
#naieve approach with similar triangles, only seems to give the correct distance when d1 is very close to zero (wat)
eccen_corr = pos_theta
eccen_corr = 1
# XXX the magic happens here
projNodeRadius = (r3 * lensFL) / d1 * radius_correction * eccen_corr # % fov) # need to compensate for distance effect on theta
test = tests(d1, r3, projNodeRadius, point2projection, lX, uX, lZ, uZ, cfz)
if test == -1:
contained = True
if self.visualize >= self.VIS_CENTERS:
# centers of all l2 points
if test:
l2points.append(point3d)
color = [0,1,0,1]
else:
l2all.append(point3d)
color = [0,0,1,1]
# visualize the projected radius of l2 collision spheres
if self.visualize >= self.VIS_ALL:
radU = [point2projection+(Point3(cos(theta)*projNodeRadius, 0, sin(theta)*projNodeRadius*cfz)) for theta in arange(0,pi*2.126,pi/32)]
self.projRoot.attachNewNode(makeSimpleGeom(radU,color,GeomLinestrips))
hit = None
if test:
for c in node.getChildren():
#if c.getNumChildren():
if c.getCollideMask() == self.bitmask_click:
if projectNode(c):
hit = True
else:
if projectL2(c, contained): # next level and check hit
hit = True
#if not contained:
if 0:
if self.visualize >= self.VIS_CENTERS:
l2points.append(point3d)
if self.visualize >= self.VIS_ALL:
radU = [point2projection+(Point3(cos(theta)*projNodeRadius, 0, sin(theta)*projNodeRadius*cfz)) for theta in arange(0,pi*2.126,pi/32)]
n = self.projRoot.attachNewNode(makeSimpleGeom(radU,[0,1,0,1],GeomLinestrips))
n.setBin('unsorted',0)
return hit
def tests(d1, r3, radius, p2p, lX, uX, lZ, uZ, cfz):
""" see if boxes and circles overlap """
if d1 < r3:
#print('Inside the sphere')
return True
pX, _, pZ = p2p
if lX <= pX - radius and pX + radius <= uX and lZ <= pZ - radius and pZ + radius <= uZ:
#print("circle in box")
return -1
Xin = lX <= pX and pX <= uX
Zin = lZ <= pZ and pZ <= uZ
if Xin and Zin:
#print("Xin and Zin")
return True
#if Xin:
#print('Xin')
#elif Zin:
#print('Zin')
corners = (
Point3(lX, 0, lZ),
Point3(lX, 0, uZ),
Point3(uX, 0, lZ),
Point3(uX, 0, uZ),
)
for c in corners:
if (c - p2p).length() < rescale(p2p, c, radius, cfz):
if self.visualize >= self.VIS_ALL:
line = (c, (pX, 0, pZ))
self.projRoot.attachNewNode(makeSimpleGeom(line,[0,1,0,1],GeomLinestrips))
#print("min of norms")
return True
dxl = pX - lX
dxu = pX - uX
dzl = pZ - lZ
dzu = pZ - uZ
min_dxs = min(abs(dxl), abs(dxu))
min_dzs = min(abs(dzl), abs(dzu))
#if min_dxs <= radius:
#print('min dxs passed')
#if min_dzs <= radius * cfz:
#print('min dzs passed')
if min_dxs <= radius and Zin:
#print('dx < r and Zin')
return True
elif min_dzs <= radius * cfz and Xin:
#print('dz < r and Xin')
return True
else:
#print('fail')
return False
# actually do the projection
for c in self.collRoot.getChildren(): # FIXME this is linear doesnt use the pseudo oct tree
if c.getName().count('ObjectRoot for'):
print('yes we normal')
if projectL2(c): # check if we got a hit
cbs = c.getPythonTag('selection_callbacks')
if cbs:
[f() for f in cbs]
elif c.getName().count('ObjectRoot'): # FIXME starts with
for c_ in c.getChildren():
if projectL2(c_): # check if we got a hit
print('yes we here')
print(c_)
cbs = c_.getPythonTag('selection_callbacks')
if cbs:
[f() for f in cbs]
else:
print(c.getName())
print(len(self.curSelShown))
#someday we thread this ;_;
if self.visualize:
pts3 = makeSimpleGeom(points3, [1,1,1,1])
p3n = self.selRoot.attachNewNode(pts3)
p3n.setRenderModeThickness(3) # render order >_<
if self.visualize >= self.VIS_CENTERS:
l2s = makeSimpleGeom(l2points,[0,1,0,1])
l2n = self.selRoot.attachNewNode(l2s)
l2n.setRenderModeThickness(8)
l2as = makeSimpleGeom(l2all,[1,0,0,1])
l2an = self.selRoot.attachNewNode(l2as)
l2an.setRenderModeThickness(8)
if self.visualize >= self.VIS_DEBUG:
pts = makeSimpleGeom(points,[1,1,1,1])
self.projRoot.attachNewNode(pts)
# set up the task to add entries to the data frame TODO own function?
stop = len(self.frames['data'].items) - 1
for into in self.curSelShown[:stop]:
uuid = into.getTag('uuid')
self.frames['data'].add_item(uuid, command=self.highlight, args=(uuid, into, True) )
#self.show_stop = len(self.curSelShown[:stop])
#self.show_count = 0
#if self.show_stop:
#taskMgr.add(self.show_task, 'show_task')
def show_task(self, task):
if self.show_count >= self.show_stop:
taskMgr.remove(task.getName())
else: # adding buttons is pretty slow :/ TODO try to make these in the background?
into = self.curSelShown[self.show_count]
uuid = into.getTag('uuid')
self.frames['data'].add_item(uuid, command=self.highlight, args=(uuid, into, True) )
self.show_count += 1
return task.cont
def highlight(self, uuid, intoNode, clear, *args):
if clear:
self.clearHighlight()
pos = intoNode.getBounds().getApproxCenter()
point = makePoint(pos)
p = self.uiRoot.attachNewNode(point)
p.setRenderModeThickness(3)
self.curSelPoints.append(p)
textNode = p.attachNewNode(TextNode("%s_text"%uuid))
textNode.setPos(*pos)
textNode.node().setText("%s"%uuid)
textNode.node().setEffect(BillboardEffect.makePointEye())
def makePoint(point=(0,0,0)):
clr4 = [1,1,1,1]
fmt = GeomVertexFormat.getV3c4() #3 component vertex, w/ 4 comp color
vertexData = GeomVertexData('points', fmt, Geom.UHStatic)
verts = GeomVertexWriter(vertexData, 'vertex')
verts.addData3f(*point)
color = GeomVertexWriter(vertexData, 'color')
color.addData4f(*clr4)
pointCloud = GeomPoints(Geom.UHStatic)
pointCloud.addVertex(0)
pointCloud.closePrimitive()
cloud = Geom(vertexData)
cloud.addPrimitive(pointCloud)
cloudNode = GeomNode('point')
cloudNode.addGeom(cloud)
return cloudNode
def main():
import pickle
from .util.util import ui_text, console, exit_cleanup, frame_rate, startup_data
from .keys import AcceptKeys
from .render_manager import renderManager
from .ui import CameraControl, Axis3d, Grid3d
base = ShowBase()
base.setBackgroundColor(0,0,0)
base.disableMouse()
startup_data()
console()
exit_cleanup()
frame_rate()
CameraControl()
Axis3d()
Grid3d()
r = renderManager()
from .test_objects import makeSimpleGeom
import numpy as np
from .trees import treeMe
from uuid import uuid4
from panda3d.core import GeomLinestrips
n = 1000
#positions = np.array([i for i in zip(np.linspace(-1000,1000,n),np.linspace(-1000,1000,n),np.linspace(-1000,1000,n))]) # wat 1
#positions = np.array([i for i in zip(np.linspace(-1000,1000,n),np.linspace(-1000,1000,n),np.zeros(n))]) # wat 2
positions = np.array([i for i in zip(np.linspace(-1000,1000,n),np.zeros(n),np.zeros(n))])
#positions = np.random.randint(-1000,1000,(n,3))
# so it turns out that the collision nodes don't render properly on this, the tree constructed with math is correct, the rendering is not
r.geomRoot.attachNewNode(makeSimpleGeom(positions,(1,1,1,1)))
uuids = np.array(['%s'%uuid4() for _ in range(n)])
bounds = np.ones(n) * .5
treeMe(r.collRoot, positions, uuids, bounds)
base.camLens.setFov(90)
n = 1E4 # apparently 1e8 is a bit too big and 1e7 is slowwww... definitely need downsampling
positions = np.array([i for i in zip(10*np.sin(np.arange(0,n)),np.arange(0,n),10*np.cos(np.arange(0,n)))]) # fukken saved
r.geomRoot.attachNewNode(makeSimpleGeom(positions,(1,1,1,1), geomType=GeomLinestrips))
#with open('edge_case_data_tuple.pickle','rb') as f:
#data_tuple = pickle.load(f)
#r.cache['edgecase'] = False
#r.set_nodes('edgecase',data_tuple)
sgn = GeomNode('srct')
sgn.addGeom(makeSelectRect())
sn = render.attachNewNode(sgn)
sn.setSx(10)
sn.setSy(10)
sn.setColor(.5,.5,.5,.5)
ut = ui_text()
dt = BoxSel(visualize = BoxSel.VIS_ALL)
ac = AcceptKeys()
base.run()
if __name__ == '__main__':
main()