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main_window.py
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main_window.py
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import sys
import re
import numpy as np
import matplotlib.pyplot as plt
from PySide2 import QtCore, QtGui, QtWidgets
from raybox import RayBox
from camera import Camera
from drr_set import DrrSet
from drr_registration import DrrRegistration
from utils import str_to_mat, read_rho, read_image_as_np
class RecenterWidget(QtWidgets.QWidget):
new_center = QtCore.Signal(list)
def __init__(self, parent):
super().__init__(parent)
self.input_box = QtWidgets.QLineEdit(self)
self.input_box.setPlaceholderText('X,Y,Z')
self.input_box.setAlignment(QtCore.Qt.AlignCenter)
rx = QtCore.QRegExp('-?\\d+(.?\\d*)?,-?\\d+(.?\\d*)?,-?\\d+(.?\\d*)?')
self.input_box.setValidator(QtGui.QRegExpValidator(rx, self))
self.button = QtWidgets.QPushButton('Recenter at', self)
self.button.clicked.connect(self.on_recenter_but)
self.layout = QtWidgets.QVBoxLayout()
self.layout.addWidget(self.input_box, QtCore.Qt.AlignHCenter)
self.layout.addWidget(self.button)
self.setLayout(self.layout)
@QtCore.Slot()
def on_recenter_but(self):
cords_str = self.input_box.text()
center = list(map(lambda x: float(x), cords_str.split(',')))
self.new_center.emit(center)
class ThresholdWidget(QtWidgets.QWidget):
new_threshold = QtCore.Signal(float)
def __init__(self, parent):
super().__init__(parent)
self.input_box = QtWidgets.QLineEdit(self)
self.input_box.setPlaceholderText('0')
self.input_box.setAlignment(QtCore.Qt.AlignCenter)
self.input_box.setValidator(QtGui.QDoubleValidator())
self.button = QtWidgets.QPushButton('Set Threshold', self)
button_font = self.button.font()
button_font.setPointSize(10)
self.button.setFont(button_font)
# self.button.setSizePolicy(QtWidgets.QSizePolicy.Maximum, QtWidgets.QSizePolicy.Maximum)
# self.input_box.setSizePolicy(QtWidgets.QSizePolicy.Maximum, QtWidgets.QSizePolicy.Maximum)
self.button.clicked.connect(self.on_clicked)
self.layout = QtWidgets.QVBoxLayout()
self.layout.addWidget(self.input_box, QtCore.Qt.AlignHCenter)
self.layout.addWidget(self.button)
self.setLayout(self.layout)
@QtCore.Slot()
def on_clicked(self):
threshold = float(self.input_box.text())
self.new_threshold.emit(threshold)
class ImageWidget(QtWidgets.QLabel):
clicked = QtCore.Signal(float, float)
moved = QtCore.Signal(float, float)
released = QtCore.Signal()
roi_select = QtCore.Signal(float, float, float, float)
roi_finalize = QtCore.Signal(float, float, float, float)
def __init__(self, parent):
super().__init__(parent)
self.base = QtGui.QPixmap()
self.overlay = QtGui.QPixmap()
self.roi = QtGui.QPixmap()
self.setPixmap(self.base)
self.drr = None
self.alpha = 0.5
self.setScaledContents(True)
self.setFrameShape(QtWidgets.QFrame.StyledPanel)
self.roi_enabled = False
self.is_selecting_roi = False
self.a, self.b, self.c, self.d = -1, -1, -1, -1
self.roi_select.connect(self.on_roi_select)
self.clicked.connect(self.on_clicked)
self.moved.connect(self.on_moved)
self.released.connect(self.on_released)
@staticmethod
def np_to_qrgb_pixmap(arr, color, alpha=0.5):
h, w = arr.shape
arr = (255*arr).astype(np.uint8).flatten(order='C')
qrgb_dict = {'r': lambda x: QtGui.qRgba(x, 0, 0, int(255*alpha)),
'g': lambda x: QtGui.qRgba(0, x, 0, int(255*alpha)),
'b': lambda x: QtGui.qRgba(0, 0, x, int(255*alpha))}
colortable = [qrgb_dict[color](i) for i in range(256)]
img = QtGui.QImage(
arr,
w, h,
w*np.nbytes[np.uint8],
QtGui.QImage.Format_Indexed8)
img.setColorTable(colortable)
return QtGui.QPixmap.fromImage(img)
def set_base(self, base):
self.base = base
pm = QtGui.QPixmap(base.size())
pm.fill(QtCore.Qt.GlobalColor.transparent)
painter = QtGui.QPainter()
painter.begin(pm)
painter.drawPixmap(0, 0, base)
if not self.overlay.isNull():
painter.drawPixmap(0, 0, self.overlay)
if not self.roi.isNull():
painter.drawPixmap(0, 0, self.roi)
painter.end()
self.setPixmap(pm)
def set_overlay(self, overlay):
self.overlay = overlay
if not self.base.isNull():
pm = QtGui.QPixmap(self.base.size())
else:
pm = QtGui.QPixmap(overlay.size())
pm.fill(QtCore.Qt.GlobalColor.transparent)
painter = QtGui.QPainter()
painter.begin(pm)
# Draw overlay
if not self.base.isNull():
painter.drawPixmap(0, 0, self.base)
if not self.roi.isNull():
painter.drawPixmap(0, 0, self.roi)
painter.drawPixmap(0, 0, overlay)
painter.end()
self.setPixmap(pm)
def set_roi(self, roi):
self.roi = roi
pm = QtGui.QPixmap(self.base.size())
pm.fill(QtCore.Qt.GlobalColor.transparent)
painter = QtGui.QPainter()
painter.begin(pm)
if not self.base.isNull():
painter.drawPixmap(0, 0, self.base)
painter.drawPixmap(0, 0, roi)
if not self.overlay.isNull():
painter.drawPixmap(0, 0, self.overlay)
painter.end()
self.setPixmap(pm)
@QtCore.Slot(QtGui.QPixmap)
def on_base_pixmap(self, base):
self.set_base(base)
@QtCore.Slot(float)
def on_alpha(self, alpha):
if self.drr is not None:
self.alpha = alpha
overlay = ImageWidget.np_to_qrgb_pixmap(1 - self.drr, 'r', alpha)
self.set_overlay(overlay)
@QtCore.Slot(np.ndarray)
def on_drr(self, drr):
self.drr = drr
overlay = self.np_to_qrgb_pixmap(1 - drr, 'r', self.alpha)
self.set_overlay(overlay)
@QtCore.Slot(float, float, float, float)
def on_roi_select(self, a, b, c, d):
"""on_roi_select
:param a: Top left x
:param b: Top left y
:param c: Bottom right x
:param d: Bottoom right y
"""
w, h = self.base.size().toTuple()
roi_arr = np.ones((h, w))
start_dim1, end_dim1 = min(int(b*h), int(d*h)), max(int(b*h), int(d*h))
start_dim2, end_dim2 = min(int(a*w), int(c*w)), max(int(a*w), int(c*w))
roi_arr[start_dim1:end_dim1, start_dim2:end_dim2] = 0
roi_arr = roi_arr.astype(np.uint8).flatten(order='C')
colortable = [QtGui.qRgba(0, 0, 0, int(255*x)) for x in range(2)]
img = QtGui.QImage(
roi_arr,
w, h,
w*np.nbytes[np.uint8],
QtGui.QImage.Format_Indexed8
)
img.setColorTable(colortable)
roi = QtGui.QPixmap.fromImage(img)
self.set_roi(roi)
def mousePressEvent(self, event):
w, h = self.frameSize().toTuple()
x, y = event.x(), event.y()
self.clicked.emit(x/w, y/h)
QtWidgets.QLabel.mousePressEvent(self, event)
def mouseReleaseEvent(self, event):
self.released.emit()
QtWidgets.QLabel.mouseReleaseEvent(self, event)
def mouseMoveEvent(self, event):
w, h = self.frameSize().toTuple()
x, y = event.x(), event.y()
self.moved.emit(min(max(x/w, 0.0), 1.0), min(max(y/h, 0.0), 1.0))
QtWidgets.QLabel.mouseMoveEvent(self, event)
@QtCore.Slot(float, float)
def on_clicked(self, x, y):
if 0 <= x <= 1 and 0 <= y <= 1 and self.roi_enabled:
self.a, self.b = x, y
self.is_selecting_roi = True
@QtCore.Slot(float, float)
def on_moved(self, x, y):
if self.roi_enabled and self.is_selecting_roi and abs(x-self.a) > 0.05 and abs(y - self.b) > 0.05:
self.c, self.d = x, y
self.roi_select.emit(self.a, self.b, self.c, self.d)
@QtCore.Slot()
def on_released(self):
if self.roi_enabled and self.is_selecting_roi:
self.is_selecting_roi = False
self.roi_finalize.emit(self.a, self.b, self.c, self.d)
@QtCore.Slot(bool)
def on_enable_roi(self, flag):
self.roi_enabled = flag
class ParametersWidget(QtWidgets.QWidget):
params_edited = QtCore.Signal()
def __init__(self, parent):
super().__init__(parent)
self.alpha_slider = QtWidgets.QSlider(QtCore.Qt.Horizontal, self)
self.alpha_slider.setRange(0, 100)
self.alpha_slider.setValue(50)
self.alpha_slider.setTickInterval(1)
self.alpha_label = QtWidgets.QLabel('Alpha', self)
self.tx_lab = QtWidgets.QLabel('Tx', self)
self.ty_lab = QtWidgets.QLabel('Ty', self)
self.tz_lab = QtWidgets.QLabel('Tz', self)
self.rx_lab = QtWidgets.QLabel('Rx', self)
self.ry_lab = QtWidgets.QLabel('Ry', self)
self.rz_lab = QtWidgets.QLabel('Rz', self)
self.tx_lab.setFrameShape(QtWidgets.QFrame.StyledPanel)
self.ty_lab.setFrameShape(QtWidgets.QFrame.StyledPanel)
self.tz_lab.setFrameShape(QtWidgets.QFrame.StyledPanel)
self.rx_lab.setFrameShape(QtWidgets.QFrame.StyledPanel)
self.ry_lab.setFrameShape(QtWidgets.QFrame.StyledPanel)
self.rz_lab.setFrameShape(QtWidgets.QFrame.StyledPanel)
self.tx_widg = QtWidgets.QDoubleSpinBox(self)
self.ty_widg = QtWidgets.QDoubleSpinBox(self)
self.tz_widg = QtWidgets.QDoubleSpinBox(self)
self.tx_widg.setRange(-3E10, 3E10)
self.ty_widg.setRange(-3E10, 3E10)
self.tz_widg.setRange(-3E10, 3E10)
self.tx_widg.setSingleStep(5)
self.ty_widg.setSingleStep(5)
self.tz_widg.setSingleStep(5)
self.tx_widg.setDecimals(2)
self.ty_widg.setDecimals(2)
self.tz_widg.setDecimals(2)
self.rx_widg = QtWidgets.QDoubleSpinBox(self)
self.ry_widg = QtWidgets.QDoubleSpinBox(self)
self.rz_widg = QtWidgets.QDoubleSpinBox(self)
self.rx_widg.setRange(-180, 180)
self.ry_widg.setRange(-180, 180)
self.rz_widg.setRange(-180, 180)
self.ry_widg.setSingleStep(5)
self.rz_widg.setSingleStep(5)
self.rx_widg.setSingleStep(5)
self.ry_widg.setDecimals(2)
self.rz_widg.setDecimals(2)
self.rx_widg.setDecimals(2)
# Connect change signal
self.tx_widg.editingFinished.connect(self.on_editingfinish)
self.ty_widg.editingFinished.connect(self.on_editingfinish)
self.tz_widg.editingFinished.connect(self.on_editingfinish)
self.rx_widg.editingFinished.connect(self.on_editingfinish)
self.ry_widg.editingFinished.connect(self.on_editingfinish)
self.rz_widg.editingFinished.connect(self.on_editingfinish)
# Layout
self.layout = QtWidgets.QGridLayout()
self.layout.addWidget(self.alpha_slider, 0, 0, 1, 2)
self.layout.addWidget(self.alpha_label, 0, 2, QtCore.Qt.AlignCenter)
self.layout.addWidget(self.tx_lab, 1, 0, QtCore.Qt.AlignCenter)
self.layout.addWidget(self.ty_lab, 1, 1, QtCore.Qt.AlignCenter)
self.layout.addWidget(self.tz_lab, 1, 2, QtCore.Qt.AlignCenter)
self.layout.addWidget(self.tx_widg, 2, 0)
self.layout.addWidget(self.ty_widg, 2, 1)
self.layout.addWidget(self.tz_widg, 2, 2)
self.layout.addWidget(self.rx_lab, 4, 0, QtCore.Qt.AlignCenter)
self.layout.addWidget(self.ry_lab, 4, 1, QtCore.Qt.AlignCenter)
self.layout.addWidget(self.rz_lab, 4, 2, QtCore.Qt.AlignCenter)
self.layout.addWidget(self.rx_widg, 3, 0)
self.layout.addWidget(self.ry_widg, 3, 1)
self.layout.addWidget(self.rz_widg, 3, 2)
self.setLayout(self.layout)
@QtCore.Slot(float)
def on_editingfinish(self):
self.params_edited.emit()
def get_params(self):
params = [self.tx_widg.value(),
self.ty_widg.value(),
self.tz_widg.value(),
self.rx_widg.value(),
self.ry_widg.value(),
self.rz_widg.value()]
return params
def set_params(self, *params):
tx, ty, tz, rx, ry, rz = params
self.tx_widg.setValue(tx)
self.ty_widg.setValue(ty)
self.tz_widg.setValue(tz)
self.rx_widg.setValue(rx)
self.ry_widg.setValue(ry)
self.rz_widg.setValue(rz)
class MainWindow(QtWidgets.QMainWindow):
new_ct = QtCore.Signal(list)
input_cams_sig = QtCore.Signal(list)
base_pixmap_1 = QtCore.Signal(QtGui.QPixmap)
base_pixmap_2 = QtCore.Signal(QtGui.QPixmap)
base_pixmap_3 = QtCore.Signal(QtGui.QPixmap)
base_pixmap_4 = QtCore.Signal(QtGui.QPixmap)
drr1 = QtCore.Signal(np.ndarray)
drr2 = QtCore.Signal(np.ndarray)
drr3 = QtCore.Signal(np.ndarray)
drr4 = QtCore.Signal(np.ndarray)
alpha = QtCore.Signal(float)
def __init__(self, parent=None):
super().__init__(parent)
self.setWindowTitle('DRR Viewer')
self.setMinimumSize(QtCore.QSize(800, 720))
size_policy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Preferred, QtWidgets.QSizePolicy.Preferred)
size_policy.setHeightForWidth(True)
self.setSizePolicy(size_policy)
self.central_widg = QtWidgets.QWidget(self)
# File dialog
self.file_dialog = QtWidgets.QFileDialog()
self.file_dialog.setViewMode(QtWidgets.QFileDialog.List)
self.file_dialog_out = ''
# Menu
self.menu = self.menuBar()
self.file_menu = self.menu.addMenu('File')
self.fd_in_out = {
'CT': [self.on_ct_menu, ''],
'Camera Files': [self.on_cam_menu, ''],
'C-Arm Images': [self.on_carm_menu, '']
}
for entry in ['CT', 'Camera Files', 'C-Arm Images']:
action = QtWidgets.QAction('Open {}'.format(entry), self)
action.triggered.connect(self.fd_in_out[entry][0])
self.file_menu.addAction(action)
save_drr1_action = QtWidgets.QAction('Save first DRR as ...', self)
save_drr1_action.triggered.connect(self.on_save_drr1)
self.file_menu.addAction(save_drr1_action)
save_drr2_action = QtWidgets.QAction('Save second DRR as ...', self)
save_drr2_action.triggered.connect(self.on_save_drr2)
self.file_menu.addAction(save_drr2_action)
save_params_action = QtWidgets.QAction('Save parameters as ...', self)
save_params_action.triggered.connect(self.on_save_params)
self.file_menu.addAction(save_params_action)
load_params_action = QtWidgets.QAction('Load parameters from ...', self)
load_params_action.triggered.connect(self.on_load_params)
self.file_menu.addAction(load_params_action)
save_setup_action = QtWidgets.QAction('Save current setup as ...', self)
save_setup_action.triggered.connect(self.on_save_setup)
self.file_menu.addAction(save_setup_action)
self.edit_menu = self.menu.addMenu('Edit')
# Status bar
self.status_bar = self.statusBar()
# Images
self.img1_widg = ImageWidget(self.central_widg)
self.img2_widg = ImageWidget(self.central_widg)
self.img3_widg = ImageWidget(self.central_widg)
self.img4_widg = ImageWidget(self.central_widg)
# Parameter widgs
self.params_widg = ParametersWidget(self.central_widg)
self.params_widg.params_edited.connect(self.on_refresh)
# Threshold widg
self.threshold_widg = ThresholdWidget(self.central_widg)
# Refresh button
self.refresh_butn = QtWidgets.QPushButton('Refresh', self)
# Recenter button
self.recenter_widg = RecenterWidget(self)
# Layout
refresh_layout = QtWidgets.QVBoxLayout()
refresh_layout.addWidget(self.refresh_butn)
refresh_layout.addWidget(self.recenter_widg)
# TODO: Add Labels (AP, LAT, left, right)
# TODO: Require at least AP and LAT
# TODO: 4x4 grid layout
left_imgs_layout = QtWidgets.QVBoxLayout()
left_imgs_layout.addWidget(self.img1_widg)
left_imgs_layout.addWidget(self.img3_widg)
right_imgs_layout = QtWidgets.QVBoxLayout()
right_imgs_layout.addWidget(self.img2_widg)
right_imgs_layout.addWidget(self.img4_widg)
# layout = QtWidgets.QGridLayout()
# layout.addLayout(left_imgs_layout, 0, 0, 1, 2)
# layout.addLayout(right_imgs_layout, 0, 3, 1, 2)
# layout.addWidget(self.threshold_widg, 0, 2, 1, 1)
# layout.addWidget(self.params_widg, 1, 0, 1, 3)
# layout.addLayout(refresh_layout, 1, 3, 1, 2)
# layout.setRowStretch(0, 1)
layout = QtWidgets.QVBoxLayout()
top_layout = QtWidgets.QHBoxLayout()
top_layout.addLayout(left_imgs_layout, 1)
top_layout.addWidget(self.threshold_widg, 0)
top_layout.addLayout(right_imgs_layout, 1)
bottom_layout = QtWidgets.QHBoxLayout()
bottom_layout.addWidget(self.params_widg, 1)
bottom_layout.addLayout(refresh_layout, 0)
layout.addLayout(top_layout, 2)
layout.addLayout(bottom_layout, 0)
self.central_widg.setLayout(layout)
self.setCentralWidget(self.central_widg)
# Focus
self.setFocusPolicy(QtCore.Qt.ClickFocus)
# Connect signals and slots
self.base_pixmap_1.connect(self.img1_widg.on_base_pixmap)
self.base_pixmap_2.connect(self.img2_widg.on_base_pixmap)
self.base_pixmap_3.connect(self.img3_widg.on_base_pixmap)
self.base_pixmap_4.connect(self.img4_widg.on_base_pixmap)
self.params_widg.alpha_slider.valueChanged.connect(self.on_alphaslider_update)
self.refresh_butn.released.connect(self.on_refresh_btn)
self.threshold_widg.new_threshold.connect(self.on_new_threshold)
self.recenter_widg.new_center.connect(self.on_new_center)
self.alpha.connect(self.img1_widg.on_alpha)
self.alpha.connect(self.img2_widg.on_alpha)
self.alpha.connect(self.img3_widg.on_alpha)
self.alpha.connect(self.img4_widg.on_alpha)
self.drr1.connect(self.img1_widg.on_drr)
self.drr2.connect(self.img2_widg.on_drr)
self.drr3.connect(self.img3_widg.on_drr)
self.drr4.connect(self.img4_widg.on_drr)
self.img1_widg.roi_finalize.connect(self.on_roi_finalize_1)
self.img2_widg.roi_finalize.connect(self.on_roi_finalize_2)
self.img3_widg.roi_finalize.connect(self.on_roi_finalize_3)
self.img4_widg.roi_finalize.connect(self.on_roi_finalize_4)
# Logic
self.raybox = RayBox()
self.drr_set = DrrSet(self.raybox)
self.drr_registration = DrrRegistration(self.drr_set)
runoptim_action = QtWidgets.QAction('Run Optimizer', self)
runoptim_action.triggered.connect(self.on_runoptim_action)
self.edit_menu.addAction(runoptim_action)
popup_3d_action = QtWidgets.QAction('Pop up 3D visualizer', self)
self.edit_menu.addAction(popup_3d_action)
popup_3d_action.triggered.connect(self.plot_set)
gpu_mode_action = QtWidgets.QAction('GPU mode', self)
gpu_mode_action.setCheckable(True)
gpu_mode_action.toggled.connect(self.on_toggled_gpu_mode)
self.edit_menu.addAction(gpu_mode_action)
self.autorefresh = False
autorefresh_action = QtWidgets.QAction('Auto refresh', self)
autorefresh_action.setCheckable(True)
autorefresh_action.toggled.connect(self.on_autorefresh_toggle)
self.edit_menu.addAction(autorefresh_action)
roiselection_action = QtWidgets.QAction('Enable ROI selection', self)
roiselection_action.setCheckable(True)
roiselection_action.toggled.connect(self.img1_widg.on_enable_roi)
roiselection_action.toggled.connect(self.img2_widg.on_enable_roi)
roiselection_action.toggled.connect(self.img3_widg.on_enable_roi)
roiselection_action.toggled.connect(self.img4_widg.on_enable_roi)
self.edit_menu.addAction(roiselection_action)
@QtCore.Slot(bool)
def on_autorefresh_toggle(self, checked):
if checked:
self.autorefresh = True
else:
self.autorefresh = False
@QtCore.Slot()
def on_save_setup(self):
self.file_dialog.setFileMode(QtWidgets.QFileDialog.AnyFile)
self.file_dialog.setAcceptMode(QtWidgets.QFileDialog.AcceptSave)
self.file_dialog.setNameFilter('Any files (*)')
if self.file_dialog.exec_():
fpath = self.file_dialog.selectedFiles()[0]
fpath_params = '{}.txt'.format(fpath)
fpath_drr1 = '{}_drr1.png'.format(fpath)
fpath_drr2 = '{}_drr2.png'.format(fpath)
fpath_drr3 = '{}_drr3.png'.format(fpath)
fpath_drr4 = '{}_drr4.png'.format(fpath)
with open(fpath_params, 'w') as f:
params_str = 'Tx = {:.4f}\nTy = {:.4f}\nTz = {:.4f}\nRx = {:.4f}\nRy = {:.4f}\nRz = {:.4f}'.format(
self.drr_set.params[0],
self.drr_set.params[1],
self.drr_set.params[2],
self.drr_set.params[3],
self.drr_set.params[4],
self.drr_set.params[5]
)
f.write(params_str)
plt.imsave(fpath_drr1, self.img1_widg.drr, cmap='gray', vmin=0, vmax=1)
plt.imsave(fpath_drr2, self.img2_widg.drr, cmap='gray', vmin=0, vmax=1)
if self.img3_widg.drr is not None:
plt.imsave(fpath_drr3, self.img3_widg.drr, cmap='gray', vmin=0, vmax=1)
if self.img4_widg.drr is not None:
plt.imsave(fpath_drr4, self.img4_widg.drr, cmap='gray', vmin=0, vmax=1)
@QtCore.Slot()
def on_save_params(self):
self.file_dialog.setFileMode(QtWidgets.QFileDialog.AnyFile)
self.file_dialog.setAcceptMode(QtWidgets.QFileDialog.AcceptSave)
self.file_dialog.setNameFilter('Text Files (*.txt)')
if self.file_dialog.exec_():
fpath = self.file_dialog.selectedFiles()[0]
with open(fpath, 'w') as f:
params_str = 'Tx = {:.4f}\nTy = {:.4f}\nTz = {:.4f}\nRx = {:.4f}\nRy = {:.4f}\nRz = {:.4f}'.format(
self.drr_set.params[0],
self.drr_set.params[1],
self.drr_set.params[2],
self.drr_set.params[3],
self.drr_set.params[4],
self.drr_set.params[5]
)
f.write(params_str)
@QtCore.Slot()
def on_load_params(self):
self.file_dialog.setFileMode(QtWidgets.QFileDialog.ExistingFile)
self.file_dialog.setAcceptMode(QtWidgets.QFileDialog.AcceptOpen)
self.file_dialog.setNameFilter('Text Files (*.txt)')
if self.file_dialog.exec_():
fpath = self.file_dialog.selectedFiles()[0]
with open(fpath, 'r') as f:
s = f.read()
tx = float(re.search('[Tt][Xx]\s*=\s*([-+]?[0-9]*\.?[0-9]+)', s).group(1))
ty = float(re.search('[Tt][Yy]\s*=\s*([-+]?[0-9]*\.?[0-9]+)', s).group(1))
tz = float(re.search('[Tt][Zz]\s*=\s*([-+]?[0-9]*\.?[0-9]+)', s).group(1))
rx = float(re.search('[Rr][Xx]\s*=\s*([-+]?[0-9]*\.?[0-9]+)', s).group(1))
ry = float(re.search('[Rr][Yy]\s*=\s*([-+]?[0-9]*\.?[0-9]+)', s).group(1))
rz = float(re.search('[Rr][Zz]\s*=\s*([-+]?[0-9]*\.?[0-9]+)', s).group(1))
self.params_widg.set_params(tx, ty, tz, rx, ry, rz)
@QtCore.Slot()
def on_save_drr1(self):
self.file_dialog.setFileMode(QtWidgets.QFileDialog.AnyFile)
self.file_dialog.setAcceptMode(QtWidgets.QFileDialog.AcceptSave)
self.file_dialog.setNameFilter('Image Files (*.png)')
if self.file_dialog.exec_():
fpath = self.file_dialog.selectedFiles()[0]
plt.imsave(fpath, self.img1_widg.drr, cmap='gray', vmin=0, vmax=1)
@QtCore.Slot()
def on_save_drr2(self):
self.file_dialog.setFileMode(QtWidgets.QFileDialog.AnyFile)
self.file_dialog.setAcceptMode(QtWidgets.QFileDialog.AcceptSave)
self.file_dialog.setNameFilter('Image Files (*.png)')
if self.file_dialog.exec_():
fpath = self.file_dialog.selectedFiles()[0]
plt.imsave(fpath, self.img2_widg.drr, cmap='gray', vmin=0, vmax=1)
@QtCore.Slot()
def on_runoptim_action(self):
params = np.array(self.params_widg.get_params())
res = self.drr_registration.register(params)
print(res)
new_params = res.x.tolist()
self.params_widg.set_params(*new_params)
self.drr_set.set_tfm_params(*new_params)
self.draw_drrs()
@QtCore.Slot(bool)
def on_toggled_gpu_mode(self, checked):
if checked:
self.raybox.mode = 'gpu'
else:
self.raybox.mode = 'cpu'
@QtCore.Slot()
def plot_set(self):
self.drr_set.plot_camera_set()
for idx, cam in enumerate(self.drr_set.cams, 1):
print('Cam', idx)
print(cam.m)
@QtCore.Slot(list)
def on_new_center(self, center):
self.drr_set.move_to(np.array(center))
self.params_widg.set_params(*(self.drr_set.params))
@QtCore.Slot(int)
def on_alphaslider_update(self, val):
alpha = val / 100
print('alpha', alpha)
self.alpha.emit(alpha)
@QtCore.Slot(float)
def on_new_threshold(self, val):
self.raybox.set_threshold(val)
@QtCore.Slot()
def on_ct_menu(self):
self.file_dialog.setNameFilter('Any files (*)')
self.file_dialog.setFileMode(QtWidgets.QFileDialog.ExistingFiles)
self.file_dialog.setAcceptMode(QtWidgets.QFileDialog.AcceptOpen)
if self.file_dialog.exec_():
fpaths = self.file_dialog.selectedFiles()
self.fd_in_out['CT'][1] = fpaths
self.set_rho(fpaths)
@QtCore.Slot()
def on_cam_menu(self):
self.file_dialog.setNameFilter('Text Files (*.txt)')
self.file_dialog.setFileMode(QtWidgets.QFileDialog.ExistingFiles)
self.file_dialog.setAcceptMode(QtWidgets.QFileDialog.AcceptOpen)
if self.file_dialog.exec_():
fpaths = self.file_dialog.selectedFiles()
self.fd_in_out['Camera Files'][1] = fpaths
print(fpaths)
self.init_cams_from_path(fpaths)
@QtCore.Slot()
def on_carm_menu(self):
self.file_dialog.setNameFilter('Image Files (*.png, *.bmp)')
self.file_dialog.setFileMode(QtWidgets.QFileDialog.ExistingFiles)
self.file_dialog.setAcceptMode(QtWidgets.QFileDialog.AcceptOpen)
if self.file_dialog.exec_():
fpaths = self.file_dialog.selectedFiles()
self.fd_in_out['C-Arm Images'][1] = fpaths
xrays = []
for idx, fpath in enumerate(fpaths, 1):
xrays.append(read_image_as_np(fpath))
signal = getattr(self, 'base_pixmap_{:d}'.format(idx))
signal.emit(QtGui.QPixmap(fpath))
self.drr_registration.set_xrays(*xrays)
@QtCore.Slot()
def on_refresh(self):
if self.autorefresh:
params = self.params_widg.get_params()
self.drr_set.set_tfm_params(*params)
self.draw_drrs()
@QtCore.Slot()
def on_refresh_btn(self):
params = self.params_widg.get_params()
self.drr_set.set_tfm_params(*params)
self.draw_drrs()
def draw_drrs(self):
drrs = self.raybox.trace_rays()
assert len(drrs) < 5
for idx, drr in enumerate(drrs, 1):
signal = getattr(self, 'drr{:d}'.format(idx))
signal.emit(drr)
def set_rho(self, fpaths):
rho, sp = read_rho(fpaths[0])
self.raybox.set_rho(rho, sp)
print('Set Rho')
def init_cams_from_path(self, fpaths):
cams = []
for fpath in fpaths:
with open(fpath) as f:
s = f.read()
m = str_to_mat(re.search('[Mm]\s*=\s*\[(.*)\]', s).group(1))
k = str_to_mat(re.search('[Kk]\s*=\s*\[(.*)\]', s).group(1))
h = int(re.search('[Hh]\s*=\s*([0-9]+)', s).group(1))
w = int(re.search('[Ww]\s*=\s*([0-9]+)', s).group(1))
cams.append(Camera(m=m, k=k, h=h, w=w))
# TODO: Add to drr_set
self.drr_set.set_cams(*cams)
print('Set cams')
@QtCore.Slot(float, float, float, float)
def on_roi_finalize_1(self, a, b, c, d):
self.drr_registration.mask1 = (a, b, c, d)
@QtCore.Slot(float, float, float, float)
def on_roi_finalize_2(self, a, b, c, d):
self.drr_registration.mask2 = (a, b, c, d)
@QtCore.Slot(float, float, float, float)
def on_roi_finalize_3(self, a, b, c, d):
self.drr_registration.mask3 = (a, b, c, d)
@QtCore.Slot(float, float, float, float)
def on_roi_finalize_4(self, a, b, c, d):
self.drr_registration.mask4 = (a, b, c, d)
if __name__ == '__main__':
app = QtWidgets.QApplication(sys.argv)
window = MainWindow()
window.show()
sys.exit(app.exec_())