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3dlp_slicer.py
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3dlp_slicer.py
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import slicer
import vtk
import sys
from PyQt4 import QtCore,QtGui
from PyQt4.Qt import *
from PyQt4.QtGui import QFileDialog, QPixmap, QSplashScreen
#from PyQt4.Qt import *
from slicer_gui import Ui_MainWindow
from slicer_settings_dialog_gui import Ui_Dialog
from vtk.qt4.QVTKRenderWindowInteractor import QVTKRenderWindowInteractor
from ConfigParser import SafeConfigParser
import os
import shutil
###IDEA TO SPEED UP SLICER: slice in one thread, send data through queue to another thread which saves data to hard drive at its leisure
class MyInteractorStyle(vtk.vtkInteractorStyleTrackballCamera): #defines all the mouse interactions for the render views
def __init__(self,parent=None):
self.AddObserver("MiddleButtonPressEvent",self.middleButtonPressEvent)
self.AddObserver("MiddleButtonReleaseEvent",self.middleButtonReleaseEvent)
def middleButtonPressEvent(self,obj,event):
self.OnMiddleButtonDown()
return
def middleButtonReleaseEvent(self,obj,event):
self.OnMiddleButtonUp()
return
class StartSettingsDialog(QtGui.QDialog, Ui_Dialog, Ui_MainWindow):
def __init__(self,parent=None):
QtGui.QDialog.__init__(self,parent)
self.setupUi(self)
def accept(self):
self.emit(QtCore.SIGNAL('ApplySettings()'))
self.reject()
def quit(self):
self.reject()
class model():
def __init__(self, parent, filename):
self.parent = parent
self.filename = filename
self.transform = vtk.vtkTransform()
self.CurrentXPosition = 0.0
self.CurrentYPosition = 0.0
self.CurrentZPosition = 0.0
self.CurrentXRotation = 0.0
self.CurrentYRotation = 0.0
self.CurrentZRotation = 0.0
self.CurrentScale = 0.0
self.PreviousScale = 0.0
self.load()
def load(self):
self.reader = vtk.vtkSTLReader()
self.reader.SetFileName(str(self.filename))
self.mapper = vtk.vtkPolyDataMapper()
self.mapper.SetInputConnection(self.reader.GetOutputPort())
#create model actor
self.actor = vtk.vtkActor()
self.actor.GetProperty().SetColor(1,1,1)
self.actor.GetProperty().SetOpacity(1)
self.actor.SetMapper(self.mapper)
#create outline mapper
self.outline = vtk.vtkOutlineFilter()
self.outline.SetInputConnection(self.reader.GetOutputPort())
self.outlineMapper = vtk.vtkPolyDataMapper()
self.outlineMapper.SetInputConnection(self.outline.GetOutputPort())
#create outline actor
self.outlineActor = vtk.vtkActor()
self.outlineActor.SetMapper(self.outlineMapper)
#add actors to parent render window
self.parent.ren.AddActor(self.actor)
self.parent.ren.AddActor(self.outlineActor)
# Create a class for our main window
class Main(QtGui.QMainWindow):
def resizeEvent(self,Event):
pass
#self.ModelView.resize(self.ui.ModelFrame.geometry().width()-15,self.ui.ModelFrame.geometry().height()-39)
def __init__(self):
QtGui.QMainWindow.__init__(self)
self.ui=Ui_MainWindow()
self.ui.setupUi(self)
self.setWindowTitle(QtGui.QApplication.translate("MainWindow", "3DLP Slicer", None, QtGui.QApplication.UnicodeUTF8))
#load previous settings from config file here:
self.parser = SafeConfigParser()
filename = 'sliceconfig.ini'
if hasattr(sys, '_MEIPASS'):
# PyInstaller >= 1.6
os.chdir(sys._MEIPASS)
filename = os.path.join(sys._MEIPASS, filename)
APPNAME = '3DLP'
APPDATA = os.path.join(os.environ['APPDATA'], APPNAME)
if not os.path.isdir(os.path.join(APPDATA)):
os.mkdir(os.path.join(APPDATA))
shutil.copy(filename, os.path.join(APPDATA, ''))
self.parser.read(os.path.join(APPDATA, 'sliceconfig.ini'))
self.LoadSettingsFromConfigFile()
else:
if not os.path.isfile(os.path.join(APPDATA, 'sliceconfig.ini')):
shutil.copy(filename, os.path.join(APPDATA))
else:
self.parser.read(os.path.join(APPDATA, 'sliceconfig.ini'))
self.LoadSettingsFromConfigFile()
else: #otherwise it's running in pydev environment: use the dev config file
os.chdir(os.path.dirname(sys.argv[0]))
filename = os.path.join(os.path.dirname(sys.argv[0]), filename)
self.parser.read('sliceconfig.ini')
self.LoadSettingsFromConfigFile()
self.ren = vtk.vtkRenderer()
self.ren.SetBackground(.4,.4,.4)
# create the modelview widget
self.ModelView = QVTKRenderWindowInteractor(self.ui.ModelFrame)
self.ModelView.SetInteractorStyle(MyInteractorStyle())
self.ModelView.Initialize()
self.ModelView.Start()
self.renWin=self.ModelView.GetRenderWindow()
self.renWin.AddRenderer(self.ren)
self.ModelView.show()
self.ModelView.resize(1006-17,716-39)
#self.ModelView.resize(self.ui.ModelFrame.geometry().width()-1,self.ui.ModelFrame.geometry().height()-1)
self.modelList = []
def AddModel(self):
filename = QtGui.QFileDialog.getOpenFileName(self, 'Open 3D Model', '.', '*.stl')
if filename == '': #user hit cancel
return
modelObject = model(self, filename)
self.modelList.append(modelObject)
self.ui.modelList.addItem(os.path.basename(str(filename)))
if len(self.modelList) == 1:
self.FirstOpen()
self.ren.ResetCamera()
self.ModelView.Render() #update model view
def FirstOpen(self):
#create annotated cube anchor actor
self.axesActor = vtk.vtkAnnotatedCubeActor();
self.axesActor.SetXPlusFaceText('Right')
self.axesActor.SetXMinusFaceText('Left')
self.axesActor.SetYMinusFaceText('Front')
self.axesActor.SetYPlusFaceText('Back')
self.axesActor.SetZMinusFaceText('Bot')
self.axesActor.SetZPlusFaceText('Top')
self.axesActor.GetTextEdgesProperty().SetColor(.8,.8,.8)
self.axesActor.GetZPlusFaceProperty().SetColor(.8,.8,.8)
self.axesActor.GetZMinusFaceProperty().SetColor(.8,.8,.8)
self.axesActor.GetXPlusFaceProperty().SetColor(.8,.8,.8)
self.axesActor.GetXMinusFaceProperty().SetColor(.8,.8,.8)
self.axesActor.GetYPlusFaceProperty().SetColor(.8,.8,.8)
self.axesActor.GetYMinusFaceProperty().SetColor(.8,.8,.8)
self.axesActor.GetTextEdgesProperty().SetLineWidth(2)
self.axesActor.GetCubeProperty().SetColor(.2,.2,.2)
self.axesActor.SetFaceTextScale(0.25)
self.axesActor.SetZFaceTextRotation(90)
#create orientation markers
self.axes = vtk.vtkOrientationMarkerWidget()
self.axes.SetOrientationMarker(self.axesActor)
self.axes.SetInteractor(self.ModelView)
self.axes.EnabledOn()
self.axes.InteractiveOff()
self.ui.Transform_groupbox.setEnabled(True)
def SliceModel(self):
try:
if self.modelActor: #check to see if a model is loaded, if not it will throw an exception
pass
except: #self.modelActor doesn't exist (hasn't been instantiated with a model yet)
QtGui.QMessageBox.critical(self, 'Error slicing model',"You must first load a model to slice it!", QtGui.QMessageBox.Ok)
return
self.outputFile = str(QFileDialog.getSaveFileName(self, "Save file", "", ".3dlp"))
self.slicer = slicer.slicer(self)
self.slicer.imageheight = int(self.imageHeight)
self.slicer.imagewidth = int(self.imageWidth)
# check to see if starting depth is less than ending depth!! this assumption is crucial
self.slicer.startingdepth = float(self.startingDepth)
self.slicer.endingdepth = float(self.endingDepth)
self.slicer.layerincrement = float(self.slicingIncrement)
self.slicer.OpenModel(self.filename)
self.slicer.slice()
def UpdateModelOpacity(self):
try:
if self.modelActor: #check to see if a model is loaded, if not it will throw an exception
opacity, ok = QtGui.QInputDialog.getText(self, 'Model Opacity', 'Enter the desired opacity (0-100):')
if not ok: #the user hit the "cancel" button
return
self.modelActor.GetProperty().SetOpacity(float(opacity)/100)
self.ren.Render()
self.ModelView.Render()
except: #self.modelActor doesn't exist (hasn't been instantiated with a model yet)
QtGui.QMessageBox.critical(self, 'Error setting opacity',"You must first load a model to change its opacity!", QtGui.QMessageBox.Ok)
def ModelIndexChanged(self, new, previous):
modelObject = self.modelList[self.ui.modelList.currentRow()]
self.ui.positionX.setValue(modelObject.CurrentXPosition)
self.ui.positionY.setValue(modelObject.CurrentYPosition)
self.ui.positionZ.setValue(modelObject.CurrentZPosition)
self.ui.rotationX.setValue(modelObject.CurrentXRotation)
self.ui.rotationY.setValue(modelObject.CurrentYRotation)
self.ui.rotationZ.setValue(modelObject.CurrentZRotation)
self.ui.scale.setValue(modelObject.CurrentScale)
def Update_Position_X(self, position):
modelObject = self.modelList[self.ui.modelList.currentRow()]
transform = modelObject.transform
transform.Translate((float(position)-modelObject.CurrentXPosition), 0.0, 0.0)
modelObject.CurrentXPosition = modelObject.CurrentXPosition + (float(position)-modelObject.CurrentXPosition)
transformFilter = vtk.vtkTransformPolyDataFilter()
transformFilter.SetTransform(transform)
transformFilter.SetInputConnection(modelObject.reader.GetOutputPort())
transformFilter.Update()
modelObject.mapper.SetInputConnection(transformFilter.GetOutputPort())
modelObject.mapper.Update()
self.ren.Render()
self.ModelView.Render()
def Update_Position_Y(self, position):
modelObject = self.modelList[self.ui.modelList.currentRow()]
transform = modelObject.transform
transform.Translate(0.0, (float(position)-modelObject.CurrentYPosition), 0.0)
modelObject.CurrentYPosition = modelObject.CurrentYPosition + (float(position)-modelObject.CurrentYPosition)
transformFilter = vtk.vtkTransformPolyDataFilter()
transformFilter.SetTransform(transform)
transformFilter.SetInputConnection(modelObject.reader.GetOutputPort())
transformFilter.Update()
modelObject.mapper.SetInputConnection(transformFilter.GetOutputPort())
modelObject.mapper.Update()
self.ren.Render()
self.ModelView.Render()
def Update_Position_Z(self, position):
modelObject = self.modelList[self.ui.modelList.currentRow()]
transform = modelObject.transform
transform.Translate(0.0, 0.0, (float(position)-modelObject.CurrentZPosition))
modelObject.CurrentZPosition = modelObject.CurrentZPosition + (float(position)-modelObject.CurrentZPosition)
transformFilter = vtk.vtkTransformPolyDataFilter()
transformFilter.SetTransform(transform)
transformFilter.SetInputConnection(modelObject.reader.GetOutputPort())
transformFilter.Update()
modelObject.mapper.SetInputConnection(transformFilter.GetOutputPort())
modelObject.mapper.Update()
self.ren.Render()
self.ModelView.Render()
def Update_Rotation_X(self, rotation):
modelObject = self.modelList[self.ui.modelList.currentRow()]
transform = modelObject.transform
transform.RotateX((float(rotation)-modelObject.CurrentXRotation))
modelObject.CurrentXRotation = modelObject.CurrentXRotation + (float(rotation)-modelObject.CurrentXRotation)
transformFilter = vtk.vtkTransformPolyDataFilter()
transformFilter.SetTransform(transform)
transformFilter.SetInputConnection(modelObject.reader.GetOutputPort())
transformFilter.Update()
modelObject.mapper.SetInputConnection(transformFilter.GetOutputPort())
modelObject.mapper.Update()
self.ren.Render()
self.ModelView.Render()
def Update_Rotation_Y(self, rotation):
modelObject = self.modelList[self.ui.modelList.currentRow()]
transform = modelObject.transform
transform.RotateY((float(rotation)-modelObject.CurrentYRotation))
modelObject.CurrentYRotation = modelObject.CurrentYRotation + (float(rotation)-modelObject.CurrentYRotation)
transformFilter = vtk.vtkTransformPolyDataFilter()
transformFilter.SetTransform(transform)
transformFilter.SetInputConnection(modelObject.reader.GetOutputPort())
transformFilter.Update()
modelObject.mapper.SetInputConnection(transformFilter.GetOutputPort())
modelObject.mapper.Update()
self.ren.Render()
self.ModelView.Render()
def Update_Rotation_Z(self, rotation):
modelObject = self.modelList[self.ui.modelList.currentRow()]
transform = modelObject.transform
transform.RotateZ((float(rotation)-modelObject.CurrentZRotation))
modelObject.CurrentZRotation = modelObject.CurrentZRotation + (float(rotation)-modelObject.CurrentZRotation)
transformFilter = vtk.vtkTransformPolyDataFilter()
transformFilter.SetTransform(transform)
transformFilter.SetInputConnection(modelObject.reader.GetOutputPort())
transformFilter.Update()
modelObject.mapper.SetInputConnection(transformFilter.GetOutputPort())
modelObject.mapper.Update()
self.ren.Render()
self.ModelView.Render()
def Update_Scale(self, scale):
modelObject = self.modelList[self.ui.modelList.currentRow()]
transform = modelObject.transform
self.reader = vtk.vtkSTLReader()
self.reader.SetFileName(str(self.filename))
self.mapper = vtk.vtkPolyDataMapper()
self.mapper.SetInputConnection(self.reader.GetOutputPort())
#create model actor
self.actor = vtk.vtkActor()
self.actor.GetProperty().SetColor(1,1,1)
self.actor.GetProperty().SetOpacity(1)
self.actor.SetMapper(self.mapper)
#create outline mapper
self.outline = vtk.vtkOutlineFilter()
self.outline.SetInputConnection(self.reader.GetOutputPort())
self.outlineMapper = vtk.vtkPolyDataMapper()
self.outlineMapper.SetInputConnection(self.outline.GetOutputPort())
#create outline actor
self.outlineActor = vtk.vtkActor()
self.outlineActor.SetMapper(self.outlineMapper)
#add actors to parent render window
self.parent.ren.AddActor(self.actor)
self.parent.ren.AddActor(self.outlineActor)
delta = modelObject.PreviousScale - modelObject.CurrentScale
modelObject.transform
#transform.Scale((float(scale)-modelObject.CurrentScale)/100.0, (float(scale)-modelObject.CurrentScale)/100.0, (float(scale)-modelObject.CurrentScale)/100.0)
transform.Scale
modelObject.CurrentScale = modelObject.CurrentScale + (float(scale)-modelObject.CurrentScale)
transformFilter = vtk.vtkTransformPolyDataFilter()
transformFilter.SetTransform(modelObject.transform)
transformFilter.SetInputConnection(modelObject.reader.GetOutputPort())
transformFilter.Update()
modelObject.mapper.SetInputConnection(transformFilter.GetOutputPort())
modelObject.mapper.Update()
self.ren.Render()
self.ModelView.Render()
def LoadSettingsFromConfigFile(self):
self.imageHeight = int(self.parser.get('slicing_settings', 'Image_Height'))
self.imageWidth = int(self.parser.get('slicing_settings', 'Image_Width'))
self.startingDepth = int(self.parser.get('slicing_settings', 'Starting_Depth'))
self.endingDepth = int(self.parser.get('slicing_settings', 'Ending_Depth'))
self.slicingIncrement = int(self.parser.get('slicing_settings', 'Slicing_Increment'))
self.slicingplane = self.parser.get('slicing_settings', 'Slicing_Plane')
def OpenSettingsDialog(self):
self.SettingsDialog = StartSettingsDialog(self)
self.connect(self.SettingsDialog, QtCore.SIGNAL('ApplySettings()'), self.getSettingsDialogValues)
self.SettingsDialog.imageHeight.setText(str(self.imageHeight))
self.SettingsDialog.imageWidth.setText(str(self.imageWidth))
self.SettingsDialog.startingDepth.setText(str(self.startingDepth))
self.SettingsDialog.endingDepth.setText(str(self.endingDepth))
self.SettingsDialog.slicingIncrement.setText(str(self.slicingIncrement))
self.slicingplaneDict = {"XZ":0, "XY":1, "YZ":2}
try:
self.SettingsDialog.slicingPlane.setCurrentIndex(self.slicingplaneDict[self.slicingplane])
except: #anything other than a valid entry will default to XZ (index 0)
self.SettingsDialog.slicingPlane.setCurrentIndex(0)
self.SettingsDialog.exec_()
def getSettingsDialogValues(self):
self.imageHeight = int(self.SettingsDialog.imageHeight.text())
self.parser.set('slicing_settings', 'Image_Height', "%s"%self.imageHeight)
self.imageWidth = int(self.SettingsDialog.imageWidth.text())
self.parser.set('slicing_settings', 'Image_Width', "%s"%self.imageWidth)
self.startingDepth = int(self.SettingsDialog.startingDepth.text())
self.parser.set('slicing_settings', 'Starting_Depth', "%s"%self.startingDepth)
self.endingDepth = int(self.SettingsDialog.endingDepth.text())
self.parser.set('slicing_settings', 'Ending_Depth', "%s"%self.endingDepth)
self.slicingIncrement = int(self.SettingsDialog.slicingIncrement.text())
self.parser.set('slicing_settings', 'Slicing_Increment', "%s"%self.slicingIncrement)
self.slicingplane = self.SettingsDialog.slicingPlane.currentText()
self.parser.set('slicing_settings', 'Slicing_Plane', "%s"%self.slicingplane)
filename = 'sliceconfig.ini'
if hasattr(sys, '_MEIPASS'):
# PyInstaller >= 1.6
APPNAME = '3DLP'
APPDATA = os.path.join(os.environ['APPDATA'], APPNAME)
filename = os.path.join(APPDATA, filename)
outputini = open(filename, 'w') #open a file pointer for the config file parser to write changes to
self.parser.write(outputini)
outputini.close() #done writing config file changes
else: #otherwise it's running in pydev environment: use the dev config file
os.chdir(os.path.dirname(sys.argv[0]))
filename = os.path.join(os.path.dirname(sys.argv[0]), filename)
outputini = open(filename, 'w') #open a file pointer for the config file parser to write changes to
self.parser.write(outputini)
outputini.close() #done writing config file changes
##
def main():
app = QtGui.QApplication(sys.argv)
splash_pix = QPixmap(':/splash/3dlp_slicer_splash.png')
splash = QSplashScreen(splash_pix, Qt.WindowStaysOnTopHint)
splash.setMask(splash_pix.mask())
splash.show()
app.processEvents()
window=Main()
window.show()
splash.finish(window)
# It's exec_ because exec is a reserved word in Python
sys.exit(app.exec_())
if __name__ == "__main__":
main()