def reset(self):
""" Reset. """
# last key press (it should have a mutex, but visualization is not
# safety critical, so let's do things wrong)
self.action = "no" # no, next, back, quit are the possibilities
# new canvas prepared for visualizing data
self.canvas = SceneCanvas(keys='interactive',
show=True,
size=self.canvas_size)
# interface (n next, b back, q quit, very simple)
self.canvas.events.key_press.connect(self.key_press)
self.canvas.events.draw.connect(self.draw)
# laserscan part
self.scan_view = vispy.scene.widgets.ViewBox(border_color='white',
parent=self.canvas.scene)
self.scan_view.camera = vispy.scene.TurntableCamera(elevation=30,
azimuth=-90,
distance=30,
translate_speed=30,
up='+z')
# grid
self.grid = self.canvas.central_widget.add_grid()
self.grid.add_widget(self.scan_view)
self.scan_vis = visuals.Markers(parent=self.scan_view.scene)
self.scan_vis.antialias = 0
# self.scan_view.add(self.scan_vis)
visuals.XYZAxis(parent=self.scan_view.scene)
self.line = visuals.Line(width=1,
method='gl',
parent=self.scan_view.scene)
self.text = visuals.Text(color='red',
font_size=600,
bold=True,
parent=self.scan_view.scene)
self.gt_line = visuals.Line(width=1000, parent=self.scan_view.scene)
# self.sem_view.camera.link(self.scan_view.camera)
if self.show_img:
# img canvas size
# new canvas for img
self.img_canvas = SceneCanvas(keys='interactive',
show=True,
size=(1242, 375))
# grid
self.img_grid = self.img_canvas.central_widget.add_grid()
# interface (n next, b back, q quit, very simple)
self.img_canvas.events.key_press.connect(self.key_press)
self.img_canvas.events.draw.connect(self.draw)
# add a view for the depth
self.img_view = vispy.scene.widgets.ViewBox(
border_color='white', parent=self.img_canvas.scene)
self.img_grid.add_widget(self.img_view, 0, 0)
self.img_vis = visuals.Image(cmap='viridis')
self.img_view.add(self.img_vis)
def __build_gaze_rays(self):
self.le_vtx = np.vstack((self.leyeball, self.leyeball))
self.re_vtx = np.vstack((self.reyeball, self.reyeball))
le_ray = visuals.Line(self.le_vtx, color='red', width=3)
re_ray = visuals.Line(self.re_vtx, color='green', width=3)
self.view.add(le_ray)
self.view.add(re_ray)
def __init__(self,
_xyz=[],
c_xyz=None,
c_connect=None,
c_select=None,
c_colorby='strength',
c_dynamic=None,
c_cmap='viridis',
c_vmin=None,
c_vmax=None,
c_colval=None,
c_under=None,
c_over=None,
c_clim=(0., 1.),
c_linewidth=3.,
c_dradius=30.,
c_blxyz=.1,
c_blradius=13.,
c_bundling=False,
**kwargs):
"""Init."""
# Initialize elements :
if (_xyz is not None) and (c_xyz is None):
warn("No node's coordinates found for connectivity (c_xyz). "
"Source's location will be used instead")
# Connectivity properties :
self.xyz = _xyz
else:
self.xyz = c_xyz
self.connect = c_connect
self.select = c_select
self._lw = c_linewidth
self.needupdate = True
# Color :
self.colorby = c_colorby
self.dynamic = c_dynamic
self.colval = c_colval
# Density :
self.dradius = c_dradius
# Bundling :
self.bl = c_bundling
self.blradius = c_blradius
self.blxyz = c_blxyz
self.blinterp = 100
# Initialize colormap :
isvmin, isvmax = c_vmin is not None, c_vmax is not None
CbarArgs.__init__(self, c_cmap, c_clim, isvmin, c_vmin, isvmax, c_vmax,
c_under, c_over)
# Object creation :
if (self.xyz is not None) and (self.connect is not None):
self.mesh = visu.Line(name='Connectivity', antialias=False)
self.mesh.set_gl_state('translucent')
self.update()
self._maskbck = self.connect.mask.copy()
else:
self.mesh = visu.Line(name='NoneConnect')
def __init__(self):
vispy.scene.SceneCanvas.__init__(self,
keys='interactive',
size=(800, 800),
show=True)
self.line = visuals.Line(pos, color, parent=self.scene)
self.line.events.update.connect(lambda evt: self.update)
def __init__(self, name, nodes, edges, select=None, line_width=3.,
color_by='strength', custom_colors=None, alpha=1.,
antialias=False, dynamic=None, dynamic_order=1,
dynamic_orientation='ascending', cmap='viridis', clim=None,
vmin=None, vmax=None, under='gray', over='red',
transform=None, parent=None, verbose=None, _z=-10., **kw):
"""Init."""
VisbrainObject.__init__(self, name, parent, transform, verbose, **kw)
self._update_cbar_args(cmap, clim, vmin, vmax, under, over)
# _______________________ CHECKING _______________________
# Nodes :
assert isinstance(nodes, np.ndarray) and nodes.ndim == 2
sh = nodes.shape
self._n_nodes = sh[0]
assert sh[1] >= 2
pos = nodes if sh[1] == 3 else np.c_[nodes, np.full((len(self),), _z)]
self._pos = pos.astype(np.float32)
logger.info(" %i nodes detected" % self._pos.shape[0])
# Edges :
if np.ndim(edges) == 3:
self.time_edges = edges
edges = edges[:,:,0]
assert edges.shape == (len(self), len(self))
if not np.ma.isMA(edges):
mask = np.zeros(edges.shape, dtype=bool)
edges = np.ma.masked_array(edges, mask=mask)
# Select :
if isinstance(select, np.ndarray):
assert select.shape == edges.shape and select.dtype == bool
edges.mask = np.invert(select)
if color_by is not 'causal':
edges.mask[np.tril_indices(len(self), 0)] = True
edges.mask[np.diag_indices(len(self))] = True
self._edges = edges
# Colorby :
assert color_by in ['strength', 'count', 'causal']
self._color_by = color_by
# Dynamic :
if dynamic is not None:
assert len(dynamic) == 2
self._dynamic = dynamic
assert isinstance(dynamic_order, int) and dynamic_order > 0
self._dyn_order = dynamic_order
self._dyn_orient = dynamic_orientation
# Custom color :
if custom_colors is not None:
assert isinstance(custom_colors, dict)
self._custom_colors = custom_colors
# Alpha :
assert 0. <= alpha <= 1.
self._alpha = alpha
# _______________________ LINE _______________________
self._connect = visuals.Line(name='ConnectObjLine', width=line_width,
antialias=antialias, parent=self._node,
connect='segments')
self._connect.set_gl_state('translucent', depth_test=False,
cull_face=False)
self._build_line()
def init_canvas(self):
if self.verbose == 1:
print('init_canvas')
app.use_app('ipynb_webgl')
ca = vispy.scene.SceneCanvas(keys='interactive', show=True,size=(self.canvas_width,self.canvas_height),bgcolor=[1,1,1])
ca.show()
self.canvas = ca
view = ca.central_widget.add_view()
self.text = visuals.Text(anchor_x='right')
view.add(self.text)
self.label_texts = visuals.Text(anchor_x='right')
view.add(self.label_texts)
self.camera = CustomPanZoomCamera([self.text,self.label_texts])
view.camera = self.camera
axis = visuals.Axis(parent=view.scene)
self.view = view
self.line = visuals.Line()
self.line.set_data(pos=np.array([[0,0,0]]),color=np.array([[0,0,0,0]]))
self.line.order = 1
self.view.add(self.line)
self.mesh = visuals.Mesh()
self.mesh.order = 0
self.view.add(self.mesh)
app.run()
def __init__(self, keyupdateCB):
scene.SceneCanvas.__init__(self, keys=None)
self.size = 800, 600
self.unfreeze()
self.view = self.central_widget.add_view()
self.view.bgcolor = '#ffffff'
self.view.camera = TurntableCamera(fov=10.0,
distance=30.0,
up='+z',
center=(0.0, 0.0, 0.0))
self.last_pos = [0, 0, 0]
self.pos_markers = visuals.Markers()
self.meas_markers = visuals.Markers()
self.pos_data = np.array([0, 0, 0], ndmin=2)
self.meas_data = np.array([0, 0, 0], ndmin=2)
self.lines = []
self.view.add(self.pos_markers)
self.view.add(self.meas_markers)
for i in range(6):
line = visuals.Line()
self.lines.append(line)
self.view.add(line)
self.keyCB = keyupdateCB
self.freeze()
scene.visuals.XYZAxis(parent=self.view.scene)
def plot_line(skel, center=np.asarray([0,0,0])):
line_color = (1, 0, 0, 1)
lines = []
segments = lines_from_skel(skel, center)
for l in segments:
line = visuals.Line(l, color=line_color, width=10)
lines.append(line)
return lines
def make_grid(view, x_span, x_major_tick, y_span, y_major_tick):
x_count = int(np.ceil(x_span/x_major_tick))
y_count = int(np.ceil(y_span/y_major_tick))
x_range = x_count*x_major_tick
y_range = y_count*y_major_tick
for k in range(y_count+1):
y = k*y_major_tick
line = visuals.Line(
pos=np.array([[-x_range, y], [x_range, y]]),
color=(0.0, 1.0, 1.0, 1.0))
view.add(line)
for k in range(-x_count, x_count+1):
x = k*x_major_tick
line = visuals.Line(
pos=np.array([[x, 0], [x, y_range]]),
color=(0.0, 1.0, 1.0, 1.0))
view.add(line)
def __init__(self,
name,
data,
xyz,
select=None,
line_width=1.5,
color='white',
ts_amp=6.,
ts_width=20.,
alpha=1.,
antialias=False,
translate=(0., 0., 1.),
transform=None,
parent=None,
verbose=None,
_z=-10.,
**kw):
"""Init."""
# Init Visbrain object base class :
VisbrainObject.__init__(self, name, parent, transform, verbose, **kw)
# _______________________ CHECKING _______________________
# Data :
assert isinstance(data, np.ndarray) and data.ndim == 2
self._n_nodes, self._n_pts = data.shape
self._data = data
# XYZ :
sh = xyz.shape
assert sh[1] in [2, 3]
xyz = xyz if sh[1] == 3 else np.c_[xyz, np.full((len(self), ), _z)]
self._xyz = xyz.astype(np.float32)
# Select :
select = np.arange(len(self)) if select is None else select
assert isinstance(select, (list, np.ndarray))
self._select = select
# Amplitude / width :
assert isinstance(ts_amp, float) and isinstance(ts_width, float)
self._ts_amp, self._ts_width = ts_amp, ts_width
# Translate :
assert len(translate) == 3
tr = vist.STTransform(translate=translate)
self._translate = translate
# Line width :
self._line_width = line_width
# Color :
self._color = color2vb(color, alpha=alpha)
self._alpha = alpha
# _______________________ LINE _______________________
self._ts = visuals.Line(name='TimeSeriesObjLine',
parent=self._node,
width=line_width,
color=self._color,
antialias=antialias)
self._ts.transform = tr
self._build_line()
def __init__(self):
vispy.scene.SceneCanvas.__init__(self,
keys='interactive',
size=(800, 800),
show=True)
# Create several visuals demonstrating different features of Line
self.lines = [
# agg-mode lines:
visuals.Line(pos=pos, color=color, mode='agg'), # per-vertex color
visuals.Line(pos=pos, color=(0, 0.5, 0.3, 1), mode='agg'), # solid
visuals.Line(pos=pos, color=color, width=5, mode='agg'), # wide
# GL-mode lines:
visuals.Line(pos=pos, color=color, mode='gl'),
visuals.Line(pos=pos, color=(0, 0.5, 0.3, 1), mode='gl'),
visuals.Line(pos=pos, color=color, width=5, mode='gl'),
# GL-mode: "connect" not available in AGG mode yet
visuals.Line(pos=pos,
color=(0, 0.5, 0.3, 1),
connect='segments',
mode='gl'), # only connect alternate vert pairs
visuals.Line(pos=pos,
color=(0, 0.5, 0.3, 1),
connect=connect,
mode='gl'), # connect specific pairs
]
counts = [0, 0]
for i, line in enumerate(self.lines):
# arrange lines in a grid
tidx = (line.mode == 'agg')
x = 400 * tidx
y = 140 * (counts[tidx] + 1)
counts[tidx] += 1
line.transform = STTransform(translate=[x, y])
# redraw the canvas if any visuals request an update
line.events.update.connect(lambda evt: self.update())
line.parent = self.central_widget
self.texts = [
visuals.Text('GL',
bold=True,
font_size=24,
color='w',
pos=(200, 40),
parent=self.central_widget),
visuals.Text('Agg',
bold=True,
font_size=24,
color='w',
pos=(600, 40),
parent=self.central_widget)
]
def line_box(self, box, color=(0, 1, 0, 0.1)):
p0 = np.array([
box[1] - float(box[4]) / 2.0,
box[2] - float(box[5]) / 2.0,
box[3] - float(box[6]) / 2.0,
])
p1 = np.array([
box[1] - float(box[4]) / 2.0,
box[2] + float(box[5]) / 2.0,
box[3] - float(box[6]) / 2.0,
])
p2 = np.array([
box[1] + float(box[4]) / 2.0,
box[2] + float(box[5]) / 2.0,
box[3] - float(box[6]) / 2.0,
])
p3 = np.array([
box[1] + float(box[4]) / 2.0,
box[2] - float(box[5]) / 2.0,
box[3] - float(box[6]) / 2.0,
])
p4 = np.array([
box[1] - float(box[4]) / 2.0,
box[2] - float(box[5]) / 2.0,
box[3] + float(box[6]) / 2.0,
])
p5 = np.array([
box[1] - float(box[4]) / 2.0,
box[2] + float(box[5]) / 2.0,
box[3] + float(box[6]) / 2.0,
])
p6 = np.array([
box[1] + float(box[4]) / 2.0,
box[2] + float(box[5]) / 2.0,
box[3] + float(box[6]) / 2.0,
])
p7 = np.array([
box[1] + float(box[4]) / 2.0,
box[2] - float(box[5]) / 2.0,
box[3] + float(box[6]) / 2.0,
])
pos = np.vstack(
(p0, p1, p2, p3, p0, p4, p5, p6, p7, p4, p5, p1, p2, p6, p7, p3))
lines = visuals.Line(pos=pos,
connect='strip',
width=1,
color=color,
method='gl')
return lines
def add_box(view, size=132, offset=54):
box_coord = np.array(
[[0, 0, 0], [0, 1, 0], [1, 1, 0], [1, 0, 0], [0, 0, 0], [0, 0, 1],
[0, 1, 1], [0, 1, 0], [0, 0, 0], [0, 1, 0], [0, 1, 1], [1, 1, 1],
[1, 1, 0], [0, 1, 0]],
dtype=np.float32)
box_pos = box_coord * size + offset
box = visuals.Line(pos=box_pos,
color=(0.7, 0, 0, 1),
method='gl',
name='unit box',
parent=view)
def line_box_stand(box, color=(0, 1, 0, 0.1)):
box_np = np.array([box[1], box[2], box[3], box[4], box[5], box[6]],
dtype=np.float32)
p0, p1, p2, p3, p4, p5, p6, p7 = box3d_2conner(
box_np, box[7]) # box : x,y,z,l,w,h,rot
pos = np.vstack(
(p0, p1, p2, p3, p0, p4, p5, p6, p7, p4, p5, p1, p2, p6, p7, p3))
lines = visuals.Line(pos=pos,
connect='strip',
width=1,
color=color,
antialias=True,
method='gl')
return lines
def line_box(box_center, box_size, rot, color=(0, 1, 0, 0.1)):
box = np.array([
box_center[0], box_center[1], box_center[2], 2.0, box_size[0],
box_size[2]
],
dtype=np.float32) #box_size[1] #TODO:just for view
p0, p1, p2, p3, p4, p5, p6, p7 = box3d_2conner(box, rot)
pos = np.vstack(
(p0, p1, p2, p3, p0, p4, p5, p6, p7, p4, p5, p1, p2, p6, p7, p3))
lines = visuals.Line(pos=pos,
connect='strip',
width=1,
color=color,
antialias=True,
method='gl')
return lines
def search_button_click(self):
print('searching object : {}'.format(self.le.text()))
objects_dict = self.scan.tsdf_vol.node_data
is_obj_exist = []
self.clear_searched_items(self.verticalLayoutRight)
for key, val in objects_dict.items():
if (val['class'] == self.le.text()):
print('find {}'.format(self.le.text()))
thumbnail_path = os.path.join(
self.scan.tsdf_vol.bbox_path,
'thumbnail_' + str(key) + '_' +
str(int(objects_dict[str(key)]['detection_cnt'] / 2)) +
'.png')
cv2_img = cv2.cvtColor(cv2.imread(thumbnail_path),
cv2.COLOR_BGR2RGB)
image = QImage(cv2_img.data, cv2_img.shape[1],
cv2_img.shape[0], cv2_img.strides[0],
QImage.Format_RGB888)
image_frame = QLabel()
image_frame.setPixmap(QPixmap.fromImage(image))
self.verticalLayoutRight.addWidget(image_frame)
checkBox = QCheckBox(val['class'] + str(key))
self.checkBox_list += [[checkBox, val['class'], str(key)]]
scan_bbox_3d = visuals.Line()
self.checkBox_with_3D += [scan_bbox_3d]
self.scan_view.add(scan_bbox_3d)
checkBox.stateChanged.connect(self.checkBoxState)
# searched_obj = QLabel(val['class'] + str(key))
self.verticalLayoutRight.addWidget(checkBox)
is_obj_exist += [True]
if (not is_obj_exist):
searched_obj = QLabel("Nothing was found!")
self.verticalLayoutRight.addWidget(searched_obj)
else:
searched_obj = QLabel(
"Check box if you want to find objects in 3D Scene.")
self.verticalLayoutRight.addWidget(searched_obj)
def clear_searched_items(self, layout):
# reset rearching results widget
while layout.count() > 0:
item = layout.takeAt(0)
if not item:
continue
w = item.widget()
if w:
w.deleteLater()
# reset visuals.Line for 3D BBox of searched objects
for i, check in enumerate(self.checkBox_list):
self.checkBox_with_3D[i].parent = None
self.checkBox_with_3D[i] = visuals.Line()
self.scan_view.add(self.checkBox_with_3D[i])
self.checkBox_list = []
self.checkBox_with_3D = []
def plot3d(p, ll, km_):
canvas = vispy.scene.SceneCanvas(keys='interactive', show=True)
view = canvas.central_widget.add_view()
for c in range(max(km_) + 1):
yes = n.array(km_) == c
pp = p[yes]
scatter = visuals.Markers()
scatter.set_data(pp,
edge_color=None,
face_color=(c % 2, (c + 1) % 2, (c // 2) % 2, .5),
size=5)
view.add(scatter)
line = visuals.Line(pos=p[ll],
connect='segments',
color=(1, 1, 1, 0.4),
method='gl')
view.add(line)
view.camera = 'turntable' # or try 'arcball'
vispy.app.run()
def checkBoxState(self):
# checkBox_list is composed of [QcheckBox, class_name, class_3D_ID]
for i, check in enumerate(self.checkBox_list):
if check[0].isChecked() == True:
print('checked!!!')
# Find 3D BBox in 3D Scene Canvas\
bbox_3d = np.array(self.scan.tsdf_vol.bbox_3ds[check[2]])
bbox_connect = np.array([[0, 1], [1, 2], [2, 3], [3,
0], [4, 5],
[5, 6], [6, 7], [7, 4], [0, 4],
[1, 5], [2, 6], [3, 7]])
self.checkBox_with_3D[i].set_data(bbox_3d,
color='green',
width=3,
connect=bbox_connect)
else:
self.checkBox_with_3D[i].parent = None
self.checkBox_with_3D[i] = visuals.Line()
self.scan_view.add(self.checkBox_with_3D[i])
def __init__(self):
# Define several Line visuals that use the same position data
# but have different colors and transformations
colors = [color, (1, 0, 0, 1), (0, 1, 0, 1), (0, 0, 1, 1),
(1, 1, 0, 1), (1, 1, 1, 1)]
self.lines = [visuals.Line(pos=pos, color=colors[i])
for i in range(6)]
center = STTransform(translate=(400, 400))
self.lines[0].transform = center
self.lines[1].transform = (center *
STTransform(scale=(1, 0.1, 1)))
self.lines[2].transform = (center *
STTransform(translate=(200, 200, 0)) *
STTransform(scale=(0.3, 0.5, 1)))
self.lines[3].transform = (center *
STTransform(translate=(-200, -200, 0),
scale=(200, 1)) *
LogTransform(base=(10, 0, 0)) *
STTransform(translate=(1, 0, 0)))
self.lines[4].transform = AffineTransform()
self.lines[4].transform.rotate(45, (0, 0, 1))
self.lines[4].transform.scale((0.3, 0.3, 1))
self.lines[4].transform.translate((200, 200, 0))
self.lines[5].transform = (STTransform(translate=(200, 600, 0),
scale=(5, 5)) *
PolarTransform() *
LogTransform(base=(2, 0, 0)) *
STTransform(scale=(0.01, 0.1),
translate=(4, 20)))
vispy.scene.SceneCanvas.__init__(self, keys='interactive')
self.size = (800, 800)
self.show()
def __init__(self):
self.canvas = SceneCanvas(keys='interactive', show=True)
self.grid = self.canvas.central_widget.add_grid()
self.view = vispy.scene.widgets.ViewBox(border_color='white',
parent=self.canvas.scene)
self.grid.add_widget(self.view, 0, 0)
# Point Cloud Visualizer
self.sem_vis = visuals.Markers()
self.view.camera = vispy.scene.cameras.TurntableCamera(up='z',
azimuth=90)
self.view.add(self.sem_vis)
visuals.XYZAxis(parent=self.view.scene)
# Object Detection Visualizer
self.obj_vis = visuals.Line()
self.view.add(self.obj_vis)
self.connect = np.asarray([[0, 1], [0, 3], [0, 4], [2, 1], [2, 3],
[2, 6], [5, 1], [5, 4], [5, 6], [7, 3],
[7, 4], [7, 6]])
self.data = load_data(
'data/data.p') # Change to data.p for your final submission
def __init__(self,
ts_xyz=None,
ts_data=None,
ts_color='white',
ts_amp=6.,
ts_width=20.,
ts_lw=1.5,
ts_dxyz=(0., 0., 1.),
ts_select=None,
**kwargs):
"""Init."""
self.xyz = ts_xyz
self.data = ts_data
self.select = ts_select
self.color = color2vb(ts_color)
self.amp = ts_amp
self.width = ts_width
self.lw = ts_lw
self.dxyz = ts_dxyz
self.mesh = visu.Line(name='NoneTimeSeries')
if (ts_xyz is not None) and (ts_data is not None):
self._data2xyz()
self.mesh.name = 'TimeSeries'
def __init__(self, parent=None, **kwargs):
"""Init."""
# _____________________ INIT _____________________
self._n = 1000
self._ratio = 4 / 5
CbarBase.__init__(self, **kwargs)
# _____________________ CANVAS _____________________
if parent is None:
# Define a canvas :
self._canvas = scene.SceneCanvas(keys='interactive',
show=False,
resizable=True,
dpi=600,
bgcolor=self._bgcolor,
size=(300, 900))
self._wc = self._canvas.central_widget.add_view()
parent = self._wc.scene
# Define the camera :
self._camera = FixedCam(rect=(-1.2, -1.2, 2.4, 2.4))
self._wc.camera = self._camera
self.parent = parent
# _____________________ OBJECTS _____________________
# --------------------- Node ---------------------
# Define node parent and limit node :
self._cbNode = Node(name='Colorbar', parent=parent)
self._limNode = Node(name='Limits', parent=self._cbNode)
# Rescale between (-1., 1.) :
self._rsc = vist.STTransform(scale=(self._width, 2 / self._n, 1),
translate=(0, -1., 0))
# Set transformation to the node :
self._cbNode.transform = self._rsc
# --------------------- Image ---------------------
self._mImage = visuals.Image(parent=self._cbNode, name='image')
# --------------------- Border ---------------------
pos = np.array([[0., 0., -3.], [1., 0., -3.], [1., 0., -3.],
[1., self._n, -3.], [1., self._n, -3.],
[0., self._n, -3.], [0., self._n, -3.], [0., 0., -3.]])
self._mBorder = visuals.Line(parent=self._cbNode, name='Border')
self._mBorder.set_data(pos=pos,
width=2.,
connect='segments',
color=self._txtcolor)
self._mBorder.visible = self._border
# --------------------- Labels ---------------------
# Clim labels :
self._mClimM = visuals.Text(parent=self._limNode,
color=self._txtcolor,
font_size=self._txtsz,
name='Clim_M',
anchor_x='left')
self._mClimm = visuals.Text(parent=self._limNode,
color=self._txtcolor,
font_size=self._txtsz,
name='Clim_m',
anchor_x='left')
# Cblabel :
self._mcblabel = visuals.Text(parent=self._limNode,
name='Cblabel',
color=self._txtcolor,
anchor_x='center',
font_size=self._cbtxtsz)
self._mcblabel.rotation = -90
# Vmin/Vmax :
self._vmMNode = Node(name='VminVmax', parent=self._limNode)
self._mVm = visuals.Text(parent=self._vmMNode,
color=self._txtcolor,
font_size=self._ratio * self._txtsz,
name='Vmin',
anchor_x='left')
self._mVM = visuals.Text(parent=self._vmMNode,
color=self._txtcolor,
font_size=self._ratio * self._txtsz,
name='Vmax',
anchor_x='left')
# Build colorbar :
self._build(True, 'all')
# test = get_rawReps()
######################################################### Draw #########################################################
# Make a canvas and add simple view (copied from https://github.com/vispy/vispy/issues/1257)
canvas = scene.SceneCanvas(keys='interactive', show=True, bgcolor='w')
view = canvas.central_widget.add_view()
view.camera = camera_view
view.camera.fov = 60
view.camera.center = [0, 0, 0]
#plot all reps
if plotReps:
repsVis = visuals.Line(pos=finalReps['points'],
connect=finalReps['connections'],
parent=view.scene,
width=repetition_line_width,
color=finalReps['colors'])
#plot clusters
if plotClusters:
clusterVis = visuals.Line(pos=clusters['points'],
connect=clusters['connections'],
parent=view.scene,
color=clusters['colors'],
width=clusters_line_width)
# cloud scatter
if plotCloud:
scatter = visuals.Markers(parent=view.scene)
scatter.antialias = 0
scatter.set_data(pos=cloudPos,
for y_value in range(-100, 100, 5):
# 二维插值，求出水平侧影线
y = np.linspace(y_value, y_value, 100)
x = np.linspace(-80, 80, 100)
# y = np.linspace(0, MAX_SIZE , N)
# x = np.linspace(0, MAX_SIZE * np.cos(theta), N)
# x = np.linspace(0, MAX_SIZE, N)
xy = np.linspace(0, 100, 100)
# print(MAX_SIZE)
point_grid = np.column_stack((x, y))
grid_z = griddata(data[:, 0:2], data[:, 2], point_grid, method='cubic')
# print(grid_z)
print(grid_z.shape)
line = np.column_stack((point_grid, grid_z))
# ax.plot(line[:, 0], line[:, 1], line[:, 2], c='r')
Line = visuals.Line(color=(1, 0.5, 0.5, 1), width=1,
connect='strip', method='gl', antialias=False)
Line.set_data(line, width = 5)
# plt.title('point cloud')
ax.plot(x, grid_z, c='r')
ax.axis('off')
ax.axis('scaled')
# line = np.column_stack((line, grid_z))
# print(line)
######
# PointCloudVisualization(line)
view.add(Line)
def __init__(self, exp_df_path, trial_df_path, rig_leds_path):
exp_df = pd.read_pickle(exp_df_path)
trial_df = pd.read_pickle(trial_df_path)
self.df = exp_df.join(trial_df.drop('block', axis=1),
on='trial_number')
self.rig_leds = np.load(rig_leds_path)
self.precalculate_data()
verts, faces, normals, nothin = vispy.io.read_mesh(
os.path.join(fh.PACKAGE_DIR, '../datafiles', 'head.obj'))
verts = np.einsum('ni,ji->nj', (verts - verts.mean(axis=0)),
fh.from_yawpitchroll(180, 90, 0))
#verts = verts - verts.mean(axis=0)
# add SceneCanvas first to create QApplication object before widget
self.vispy_canvas = vispy.scene.SceneCanvas(create_native=True,
vsync=True,
show=True,
bgcolor=(0.2, 0.2, 0.2, 0))
super(ExperimentVisualization, self).__init__()
#self.setAttribute(Qt.WA_TranslucentBackground)
self.timer = vispy.app.Timer(1 / 30,
start=False,
connect=self.advance_frame)
self.n_trials = len(self.df)
self.current_trial = 0
self.i_frame = 0
self.current_row = self.df.iloc[self.current_trial]
self.current_R_helmet = None
self.current_gaze_normals = None
self.current_ref_points = None
self.vispy_view = self.vispy_canvas.central_widget.add_view()
self.vispy_view.camera = 'turntable'
self.vispy_view.camera.center = self.rig_leds[127, :] + (
self.rig_leds[0, :] - self.rig_leds[127, :]) + (
self.rig_leds[254, :] - self.rig_leds[127, :])
self.vispy_view.camera.fov = 40
self.vispy_view.camera.distance = 1500
self.main_layout = QtWidgets.QVBoxLayout()
self.setLayout(self.main_layout)
self.frame_slider = QtWidgets.QSlider(Qt.Horizontal)
self.frame_slider.setMinimum(0)
self.frame_slider.valueChanged.connect(self.on_slider_change)
self.trial_picker = QtWidgets.QSpinBox()
self.trial_picker.setMaximum(self.n_trials)
self.trial_picker.valueChanged.connect(self.on_picker_change)
self.trial_changed.connect(self.load_trial)
self.frame_changed.connect(self.load_frame)
self.picker_slider_layout = QtWidgets.QHBoxLayout()
self.main_layout.addWidget(self.vispy_canvas.native)
self.main_layout.addLayout(self.picker_slider_layout)
self.animation_button = QtWidgets.QPushButton('Start Animation')
self.picker_slider_layout.addWidget(self.animation_button)
self.animation_button.clicked.connect(self.toggle_animation)
self.frame_label = QtWidgets.QLabel('Frame')
self.picker_slider_layout.addWidget(self.frame_label)
self.picker_slider_layout.addWidget(self.frame_slider)
self.picker_slider_layout.addWidget(QtWidgets.QLabel('Trial'))
self.picker_slider_layout.addWidget(self.trial_picker)
self.rig_vis = visuals.Markers()
self.rig_vis.set_gl_state(depth_test=False)
self.rig_vis.antialias = 0
self.vispy_view.add(self.rig_vis)
self.helmet_vis = visuals.Markers()
self.vispy_view.add(self.helmet_vis)
self.gaze_vis = visuals.Line()
self.vispy_view.add(self.gaze_vis)
self.head_mesh = visuals.Mesh(vertices=verts,
shading='smooth',
faces=faces,
mode='triangles',
color=(0.5, 0.55, 0.7))
self.head_mesh.shininess = 0
self.head_mesh.light_dir = [0, 1, 1]
# self.head_mesh.light_color = np.array((1, 1, 0.95)) * 0.8
self.head_mesh.ambient_light_color = np.array((0.98, 0.98, 1)) * 0.2
self.head_mesh.attach(Alpha(0.3))
self.head_mesh.set_gl_state(depth_test=True, cull_face=True)
self.head_mesh_transform = MatrixTransform()
self.head_mesh.transform = self.head_mesh_transform
self.vispy_view.add(self.head_mesh)
self.trial_changed.emit(0)
self.frame_changed.emit(0)
self.show()
vispy.app.run()
vb2 = grid.add_view(row=1, col=0)
vb3 = grid.add_view(row=1, col=1)
#
# Top viewbox: Show a plot line containing fine structure with a 1D
# magnification transform.
#
pos = np.empty((100000, 2))
pos[:, 0] = np.arange(100000)
pos[:, 1] = np.random.normal(size=100000, loc=50, scale=10)
pos[:, 1] = filter.gaussian_filter(pos[:, 1], 20)
pos[:, 1] += np.random.normal(size=100000, loc=0, scale=2)
pos[:, 1][pos[:, 1] > 55] += 100
pos[:, 1] = filter.gaussian_filter(pos[:, 1], 2)
line = visuals.Line(pos, color='white', parent=vb1.scene)
line.transform = STTransform(translate=(0, 0, -0.1))
grid1 = visuals.GridLines(parent=vb1.scene)
vb1.camera = Magnify1DCamera(mag=4, size_factor=0.6, radius_ratio=0.6)
vb1.camera.rect = 0, 30, 100000, 100
#
# Bottom-left viewbox: Image with circular magnification lens.
#
size = (100, 100)
img_data = np.random.normal(size=size + (3, ), loc=58,
scale=20).astype(np.ubyte)
image = visuals.Image(img_data, parent=vb2.scene, method='impostor')
def __init__(self,
xyz=None,
channels=None,
system='cartesian',
unit='degree',
title=None,
title_color='black',
title_size=20.,
line_color='black',
line_width=4.,
chan_size=12.,
chan_offset=(0., 0., 0.),
chan_mark_color='white',
chan_mark_symbol='disc',
chan_txt_color='black',
bgcolor='white',
cbar=True,
cb_txt_size=10.,
margin=.05,
parent=None):
"""Init."""
# ======================== VARIABLES ========================
self._bgcolor = color2vb(bgcolor)
scale = 800. # fix GL bugs for small plots
pos = np.zeros((1, 3), dtype=np.float32)
# Colors :
title_color = color2vb(title_color)
line_color = color2vb(line_color)
chan_txt_color = color2vb(chan_txt_color)
self._chan_mark_color = color2vb(chan_mark_color)
self._chan_mark_symbol = chan_mark_symbol
# Disc interpolation :
self._interp = .1
self._pix = 64
csize = int(self._pix / self._interp) if self._interp else self._pix
l = csize / 2 # noqa
# ======================== NODES ========================
# Main topoplot node :
self.node = scene.Node(name='Topoplot', parent=parent)
self.node.transform = vist.STTransform(scale=[scale] * 3)
# Headset + channels :
self.node_headfull = scene.Node(name='HeadChan', parent=self.node)
# Headset node :
self.node_head = scene.Node(name='Headset', parent=self.node_headfull)
# Channel node :
self.node_chan = scene.Node(name='Channels', parent=self.node_headfull)
self.node_chan.transform = vist.STTransform(translate=(0., 0., -10.))
# Cbar node :
self.node_cbar = scene.Node(name='Channels', parent=self.node)
# Dictionaries :
kw_line = {
'width': line_width,
'color': line_color,
'parent': self.node_head
}
# ======================== PARENT VISUALS ========================
# Main disc :
self.disc = visuals.Image(pos=pos,
name='Disc',
parent=self.node_head,
interpolation='bilinear')
# Title :
self.title = visuals.Text(text=title,
pos=(0., .6, 0.),
name='Title',
parent=self.node,
font_size=title_size,
color=title_color,
bold=True)
self.title.font_size *= 1.1
# ======================== HEAD / NOSE / EAR ========================
# ------------------ HEAD ------------------
# Head visual :
self.head = visuals.Line(pos=pos, name='Head', **kw_line)
# Head circle :
theta = np.arange(0, 2 * np.pi, 0.001)
head = np.full((len(theta), 3), -1., dtype=np.float32)
head[:, 0] = l * (1. + np.cos(theta))
head[:, 1] = l * (1. + np.sin(theta))
self.head.set_data(pos=head)
# ------------------ NOSE ------------------
# Nose visual :
self.nose = visuals.Line(pos=pos, name='Nose', **kw_line)
# Nose data :
wn, hn = csize * 50. / 512., csize * 30. / 512.
nose = np.array([[l - wn, 2 * l - wn, 2.], [l, 2 * l + hn, 2.],
[l, 2 * l + hn, 2.], [l + wn, 2 * l - wn, 2.]])
self.nose.set_data(pos=nose, connect='segments')
# ------------------ EAR ------------------
we, he = csize * 10. / 512., csize * 30. / 512.
ye = l + he * np.sin(theta)
# Ear left data :
self.earL = visuals.Line(pos=pos, name='EarLeft', **kw_line)
# Ear left visual :
ear_l = np.full((len(theta), 3), 3., dtype=np.float32)
ear_l[:, 0] = 2 * l + we * np.cos(theta)
ear_l[:, 1] = ye
self.earL.set_data(pos=ear_l)
# Ear right visual :
self.earR = visuals.Line(pos=pos, name='EarRight', **kw_line)
# Ear right data :
ear_r = np.full((len(theta), 3), 3., dtype=np.float32)
ear_r[:, 0] = 0. + we * np.cos(theta)
ear_r[:, 1] = ye
self.earR.set_data(pos=ear_r)
# ================== CHANNELS ==================
# Channel's markers :
self.chanMarkers = visuals.Markers(pos=pos,
name='ChanMarkers',
parent=self.node_chan)
# Channel's text :
self.chanText = visuals.Text(pos=pos,
name='ChanText',
parent=self.node_chan,
anchor_x='center',
color=chan_txt_color,
font_size=chan_size)
# ================== CAMERA ==================
self.rect = ((-scale / 2) * (1 + margin), (-scale / 2) * (1 + margin),
scale * (1. + cbar * .3 + margin),
scale * (1.11 + margin))
# ================== CBAR ==================
if cbar:
self.cbar = CbarVisual(cbtxtsz=1.2 * cb_txt_size,
txtsz=cb_txt_size,
txtcolor=title_color,
cbtxtsh=2.,
parent=self.node_cbar)
self.node_cbar.transform = vist.STTransform(scale=(.6, .4, 1.),
translate=(.6, 0., 0.))
# ================== COORDINATES ==================
auto = self._get_channel_coordinates(xyz, channels, system, unit)
if auto:
eucl = np.sqrt(self._xyz[:, 0]**2 + self._xyz[:, 1]**2).max()
self.node_head.transform = vpnormalize(head, dist=2 * eucl)
# Rescale between (-1:1, -1:1) = circle :
circle = vist.STTransform(scale=(.5 / eucl, .5 / eucl, 1.))
self.node_headfull.transform = circle
# Text translation :
tr = np.array([0., .8, 0.]) + np.array(chan_offset)
else:
# Get coordinates of references along the x and y-axis :
ref_x, ref_y = self._get_ref_coordinates()
# Recenter the topoplot :
t = vist.ChainTransform()
t.prepend(vprecenter(head))
# Rescale (-ref_x:ref_x, -ref_y:ref_y) (ref_x != ref_y => ellipse)
coef_x = 2 * ref_x / head[:, 0].max()
coef_y = 2 * ref_y / head[:, 1].max()
t.prepend(vist.STTransform(scale=(coef_x, coef_y, 1.)))
self.node_head.transform = t
# Rescale between (-1:1, -1:1) = circle :
circle = vist.STTransform(scale=(.5 / ref_x, .5 / ref_y, 1.))
self.node_headfull.transform = circle
# Text translation :
tr = np.array([0., .04, 0.]) + np.array(chan_offset)
self.chanText.transform = vist.STTransform(translate=tr)
# ================== GRID INTERPOLATION ==================
# Interpolation vectors :
x = y = np.arange(0, self._pix, 1)
xnew = ynew = np.arange(0, self._pix, self._interp)
# Grid interpolation function :
def _grid_interpolation(grid):
f = interp2d(x, y, grid, kind='linear')
return f(xnew, ynew)
self._grid_interpolation = _grid_interpolation
def gen_skeleton(blob3d):
#------------------------------------------------
# NOTE OUTDATED, keeping only for reference
#------------------------------------------------
# Begin by creating a 3d array, with each element either None or the id of the pixel
# Then create a second 3d array, with the distances from each internal point to the closest edge point
# Find internals by doing all pixels - edge_pixels
print("CALLED GEN_SKELETON!!!!")
import matplotlib.pyplot as plt
from mpl_toolkits.mplot3d import Axes3D
fig = plt.figure()
ax = fig.add_subplot(111, projection='3d')
xdim = blob3d.maxx - blob3d.minx + 1
ydim = blob3d.maxy - blob3d.miny + 1
zdim = blob3d.highslideheight - blob3d.lowslideheight + 1
minx = blob3d.minx
miny = blob3d.miny
minz = blob3d.lowslideheight
def pixel_to_pos(pixel):
# Returns the (x,y,z) location of the pixel in any one of the 3d arrays
return (pixel.x - minx, pixel.y - miny, pixel.z - minz)
def distance_from_offset(x_offset, y_offset, z_offset):
return math.sqrt(
math.pow(x_offset, 2) + math.pow(y_offset, 2) +
math.pow(z_offset, 2))
def inBounds(x, y, z):
if x >= 0 and y >= 0 and z >= 0 and x < xdim and y < ydim and z < zdim:
return True
return False
def find_nearest_neighbor(x, y, z, arr, recur=1):
"""
:param x: X coordinate within given arr
:param y: Y coordinate within given arr
:param z: Z coordinate within given arr
:param arr: An array populated by the ids of pixels
:param recur: How far outwards to extend the 'search cube'
:return: (x_coor, y_coor, z_coor, distance, pixel_id)
"""
# print("Finding nearest neighbor of: " + str((x, y, z, recur)))
possible_coordinates = [] # Contains coordinate tuples (x,y,z)
# Because am using cube instead of spheres, need to remember all matches and then find the best
# arr should
# TODO restrict the ranges so that they don't overlap
# X restricts Y and Z
# Y restricts Z
# Z restricts nothing
for x_offset in [-recur, recur]:
curx = x + x_offset
for y_offset in range(-recur, recur + 1): # +1 to include endcap
cury = y + y_offset
for z_offset in range(-recur,
recur + 1): # +1 to include endcap
curz = z + z_offset
if inBounds(curx, cury,
curz) and not np.isnan(arr[curx][cury][curz]):
possible_coordinates.append(
(curx, cury, curz,
distance_from_offset(x_offset, y_offset,
z_offset),
int(arr[curx][cury][curz])))
# x, y, z, distance, pixel_id
# print("Coordinates found: " + str(possible_coordinates))
if len(possible_coordinates) == 0:
# print("----Making a recursive call!")
return find_nearest_neighbor(x, y, z, arr, recur + 1)
# TODO Y and Z
else:
# Find the closest coordinate
possible_coordinates.sort(
key=lambda x_y_z_dist_id: x_y_z_dist_id[3]) # Sort by distance
# print("SORTED POSSIBLE COORDINATES: " + str(possible_coordinates))
return possible_coordinates[0]
# TODO have an option to create a shell around the blob3d, by taking the highest and lowest levels, and making them all count temporarily as
# edge pixels. This way, the effects of segmentation will be less dependent on the scan direction
edge_pixels = blob3d.get_edge_pixels() # Actual pixels not ids
all_pixels = blob3d.get_pixels()
inner_pixels = [
Pixel.get(cur_pixel)
for cur_pixel in (set(pixel.id for pixel in all_pixels) -
set(pixel.id for pixel in edge_pixels))
]
edge_array = np.empty((xdim, ydim, zdim)) # , dtype=np.int)
inner_array = np.empty((xdim, ydim, zdim)) # , dtype=np.int)
distances = np.empty((xdim, ydim, zdim), dtype=np.float)
edge_array[:] = np.nan
inner_array[:] = np.nan
distances[:] = np.nan
for pixel in edge_pixels:
x, y, z = pixel_to_pos(pixel)
edge_array[x][y][z] = pixel.id
for pixel in inner_pixels:
x, y, z = pixel_to_pos(pixel)
inner_array[x][y][z] = pixel.id
inner_pos = np.zeros([len(inner_pixels), 3])
near_pos = np.zeros([len(inner_pixels), 3])
line_endpoints = np.zeros([2 * len(inner_pixels), 3])
index_distance_id = np.zeros([len(inner_pixels), 3])
maxdim = max([xdim, ydim, zdim]) # Adjusting z visualization
pixel_nid_nx_ny_nz_dist = []
marker_colors = np.zeros((len(inner_pixels), 4))
mycolors = [
'r', 'orange', 'yellow', 'white', 'lime', 'g', 'teal', 'blue',
'purple', 'pink'
]
# HACK
import vispy
myrgba = list(
vispy.color.ColorArray(color_str).rgba for color_str in mycolors)
for index, pixel in enumerate(inner_pixels):
# print("Pixel: " + str(pixel))
x, y, z = pixel_to_pos(pixel)
inner_pos[index] = x / xdim, y / ydim, z / zdim
x_y_z_dist_id = find_nearest_neighbor(x, y, z, edge_array)
pixel_nid_nx_ny_nz_dist.append(
(pixel, x_y_z_dist_id[4], x_y_z_dist_id[0], x_y_z_dist_id[1],
x_y_z_dist_id[2], x_y_z_dist_id[3]))
near_pos[index] = (x_y_z_dist_id[0] / xdim, x_y_z_dist_id[1] / ydim,
x_y_z_dist_id[2] / zdim)
marker_colors[index] = myrgba[int(x_y_z_dist_id[3]) % len(myrgba)]
line_endpoints[2 * index] = (x_y_z_dist_id[0] / xdim,
x_y_z_dist_id[1] / ydim,
x_y_z_dist_id[2] / zdim)
line_endpoints[2 * index + 1] = (x / xdim, y / ydim, z / zdim)
# index_distance_id[index] = [index, x_y_z_dist_id[3], x_y_z_dist_id[4]]
# Sort distances; need to maintain index for accessing id later
pixel_nid_nx_ny_nz_dist = sorted(pixel_nid_nx_ny_nz_dist,
key=lambda entry: entry[5],
reverse=True)
# TODO find ridge
# Strategy: Iterative, use either the highest n or x percent to find cutoff..?
ridge = [pixel_nid_nx_ny_nz_dist[0]]
ridge_ends = [pixel_nid_nx_ny_nz_dist[0]
] # Preferable to keep at 2 if we can
# HACK TODO
for i in pixel_nid_nx_ny_nz_dist:
print(' ' + str(i))
# min_threshold = int(pixel_nid_nx_ny_nz_dist[int(.1 * len(pixel_nid_nx_ny_nz_dist))])
# pixel_costs = dict()
# for pnnnnd in pixel_nid_nx_ny_nz_dist:
# pixel_costs[pnnnnd[0].id] = pnnnnd[5] # Mapping inner pixel's id to its distance (to the closest edge_pixel)
#
#
#
#
#
# n, bins, patches = plt.hist([idi[5] for idi in pixel_nid_nx_ny_nz_dist], bins=np.linspace(0,10,50))
# # hist = np.histogram( [idi[4] for idi in pixel_nid_nx_ny_nz_dist] , bins=np.arange(10))
# plt.show()
import vispy.io
import vispy.scene
from vispy.scene import visuals
from vispy.util import keys
canvas = vispy.scene.SceneCanvas(size=(1200, 1200),
keys='interactive',
show=True)
view = canvas.central_widget.add_view()
view.camera = vispy.scene.cameras.FlyCamera(parent=view.scene,
fov=30,
name='Fly')
# view.camera = vispy.scene.cameras.TurntableCamera(fov=0, azimuth=80, parent=view.scene, distance=1,
# elevation=-55, name='Turntable')
# view.camera = vispy.scene.cameras.ArcballCamera(parent=view.scene, fov=50, distance=1,
# name='Arcball')
inner_markers = visuals.Markers()
near_markers = visuals.Markers()
lines = visuals.Line(method=Config.linemethod)
lines.set_data(pos=line_endpoints, connect='segments', color='y')
inner_markers.set_data(inner_pos, face_color=marker_colors, size=10)
near_markers.set_data(near_pos, face_color='g', size=10)
print("Inner pos: " + str(inner_pos))
print("Near pos: " + str(near_pos))
view.add(inner_markers)
view.add(near_markers)
view.add(lines)
vispy.app.run()
print('------------')
# indexes = np.random.normal(size=100000, loc=centers.shape[0]/2.,
# scale=centers.shape[0]/3.)
# indexes = np.clip(indexes, 0, centers.shape[0]-1).astype(int)
# scales = 10**(np.linspace(-2, 0.5, centers.shape[0]))[indexes][:, np.newaxis]
# pos *= scales
# pos += centers[indexes]
# create scatter object and fill in the data
scatter = visuals.Markers()
scatter.set_data(pos, edge_color=None, face_color=(1, 1, 1, .5), size=5)
scatter2 = visuals.Markers()
scatter2.set_data(pos2, edge_color=None, face_color=(1, 0, 1, .5), size=5)
line = visuals.Line(pos=np.array([[2, 4, 5], [3, 7, 1], [0, 0, 0], [2, 2, 2],
[2, 0, 0], [4, 2, 2]]),
connect='segments',
color=(1, 1, 0, 1),
method='gl')
view.add(scatter)
view.add(scatter2)
view.add(line)
view.camera = 'turntable' # or try 'arcball'
# add a colored 3D axis for orientation
axis = visuals.XYZAxis(parent=view.scene)
if __name__ == '__main__':
print('banana')
vispy.app.run()
