def createScene(self): self.rootEntity = Qt3DCore.QEntity() self.scannerEntity = Qt3DCore.QEntity(self.rootEntity) # QSceneLoader loads materials from scanner.mtl referenced in scanner.obj self.scanner = Qt3DRender.QSceneLoader(self.scannerEntity) self.scanner.setSource(QUrl.fromLocalFile("scanner.obj")) self.scannerEntity.addComponent(self.scanner) self.addTransform()
def __init__(self, parentEntity): super(Cube, self).__init__() # build the cube side = 15 self.cubeEntity = Qt3DCore.QEntity(parentEntity) # init params of the 6 planes planeTranslations = [[0, -side / 2, 0], [0, +side / 2, 0], [-side / 2, 0, 0], [+side / 2, 0, 0], [0, 0, -side / 2], [0, 0, +side / 2]] planeRotations = [[0, 0, 180], [0, 0, 0], [0, 0, 90], [0, 0, 270], [270, 0, 0], [90, 0, 0]] # allocate planes self.planeEntities = [None for i in range(6)] self.planeMeshes = [None for i in range(6)] self.planeTransforms = [None for i in range(6)] self.materials = [None for i in range(6)] # build the planes for i in range(0, 6): self.planeMeshes[i] = Qt3DExtras.QPlaneMesh() self.planeMeshes[i].setWidth(side) self.planeMeshes[i].setHeight(side) self.planeTransforms[i] = Qt3DCore.QTransform() self.planeTransforms[i].setRotationX(planeRotations[i][0]) self.planeTransforms[i].setRotationY(planeRotations[i][1]) self.planeTransforms[i].setRotationZ(planeRotations[i][2]) self.planeTransforms[i].setTranslation( QVector3D(planeTranslations[i][0], planeTranslations[i][1], planeTranslations[i][2])) self.materials[i] = Qt3DExtras.QPhongMaterial(self.cubeEntity) self.materials[i].setAmbient( QColor(random.randint(0, 255), random.randint(0, 255), random.randint(0, 255))) self.planeEntities[i] = Qt3DCore.QEntity(self.cubeEntity) self.planeEntities[i].addComponent(self.planeMeshes[i]) self.planeEntities[i].addComponent(self.planeTransforms[i]) self.planeEntities[i].addComponent(self.materials[i]) #initial rotation self.yaw = -15 self.pitch = 15 self.yawSpeed = 0 self.pitchSpeed = 0 self.cubeTransform = Qt3DCore.QTransform() self.cubeEntity.addComponent(self.cubeTransform) self.rotate( 0, 0 ) #trigger the computation of the rotation matrix for the initial rotation
def showAll(self): self.rootEntity = Qt3DCore.QEntity() self.materialSquare = Qt3DExtras.QPhongMaterial(self.rootEntity) self.materialSphere = Qt3DExtras.QPhongMaterial(self.rootEntity) # self.material = Qt3DExtras.QPhongMaterial(self.rootEntity) with open('local2.csv', 'r') as file: reader = csv.reader(file) for row in reader: if row[0] == 's': self.sphereEntity = Qt3DCore.QEntity(self.rootEntity) self.sphereMesh = Qt3DExtras.QSphereMesh() self.name = row[1] self.materialSphere.setAmbient( QColor(int(row[2]), int(row[3]), int(row[4]), int(row[5]))) self.sphereMesh.setRadius(int(row[6])) self.QTransformSphere = Qt3DCore.QTransform() self.sphereEntity.addComponent(self.sphereMesh) self.sphereEntity.addComponent(self.materialSphere) self.sphereEntity.addComponent(self.QTransformSphere) sphereVector3D = QVector3D() sphereVector3D.setX(int(row[7])) sphereVector3D.setY(int(row[8])) sphereVector3D.setZ(int(row[9])) self.QTransformSphere.setTranslation(sphereVector3D) else: self.squareEntity = Qt3DCore.QEntity(self.rootEntity) self.squareMesh = Qt3DExtras.QCuboidMesh() self.name = row[1] self.materialSquare.setAmbient( QColor(int(row[2]), int(row[3]), int(row[4]), int(row[5]))) self.squareMesh.setXExtent(int(row[6])) self.squareMesh.setYExtent(int(row[7])) self.squareMesh.setZExtent(int(row[8])) self.QTransformSquare = Qt3DCore.QTransform() self.squareEntity.addComponent(self.squareMesh) self.squareEntity.addComponent(self.materialSquare) self.squareEntity.addComponent(self.QTransformSquare) squareVector3D = QVector3D() squareVector3D.setX(int(row[9])) squareVector3D.setY(int(row[10])) squareVector3D.setZ(int(row[11])) self.QTransformSquare.setTranslation(squareVector3D) self.QTransformSquare.setRotationX(int(row[12])) self.QTransformSquare.setRotationY(int(row[13])) self.QTransformSquare.setRotationZ(int(row[14]))
def __init__(self): super().__init__() #store objects into array self.i = 0 self.listOfObjects = [] with open('local2.csv', 'r') as file: reader = csv.reader(file) for row in reader: self.listOfObjects.append(row) print(self.listOfObjects) # Camera self.camera().lens().setPerspectiveProjection(45, 16 / 9, 0.1, 1000) #setting focus on selected object if self.listOfObjects[0][0] == 's': self.camera().setPosition( QVector3D(int(row[7]), int(row[8]), 50 + int(row[9]))) self.camera().setViewCenter( QVector3D(int(row[7]), int(row[8]), int(row[9]))) else: self.camera().setPosition( QVector3D(int(row[9]), int(row[10]), 50 + int(row[11]))) self.camera().setViewCenter( QVector3D(int(row[9]), int(row[10]), int(row[11]))) # For camera controls self.rootEntity = Qt3DCore.QEntity() self.showAll() self.camController = Qt3DExtras.QOrbitCameraController(self.rootEntity) self.camController.setLinearSpeed(50) self.camController.setLookSpeed(180) self.camController.setCamera(self.camera()) self.setRootEntity(self.rootEntity)
def createScene(self): # Root entity self.rootEntity = Qt3DCore.QEntity() # Material self.material = Qt3DExtras.QPhongMaterial(self.rootEntity) # Torus self.torusEntity = Qt3DCore.QEntity(self.rootEntity) self.torusMesh = Qt3DExtras.QTorusMesh() self.torusMesh.setRadius(5) self.torusMesh.setMinorRadius(1) self.torusMesh.setRings(100) self.torusMesh.setSlices(20) self.torusTransform = Qt3DCore.QTransform() self.torusTransform.setScale3D(QVector3D(1.5, 1, 0.5)) self.torusTransform.setRotation( QQuaternion.fromAxisAndAngle(QVector3D(1, 0, 0), 45)) self.torusEntity.addComponent(self.torusMesh) self.torusEntity.addComponent(self.torusTransform) self.torusEntity.addComponent(self.material) # Sphere self.sphereEntity = Qt3DCore.QEntity(self.rootEntity) self.sphereMesh = Qt3DExtras.QSphereMesh() self.sphereMesh.setRadius(3) self.sphereTransform = Qt3DCore.QTransform() self.controller = OrbitTransformController(self.sphereTransform) self.controller.setTarget(self.sphereTransform) self.controller.setRadius(20) self.sphereRotateTransformAnimation = QPropertyAnimation( self.sphereTransform) self.sphereRotateTransformAnimation.setTargetObject(self.controller) self.sphereRotateTransformAnimation.setPropertyName("angle") self.sphereRotateTransformAnimation.setStartValue(0) self.sphereRotateTransformAnimation.setEndValue(360) self.sphereRotateTransformAnimation.setDuration(10000) self.sphereRotateTransformAnimation.setLoopCount(-1) self.sphereRotateTransformAnimation.start() self.sphereEntity.addComponent(self.sphereMesh) self.sphereEntity.addComponent(self.sphereTransform) self.sphereEntity.addComponent(self.material)
def create_qentity(components: List[Qt3DCore.QComponent], parent=None) -> Qt3DCore.QEntity: """ Creates a QEntity and gives it all of the QComponents that are contained in a list. """ entity = Qt3DCore.QEntity(parent) for component in components: entity.addComponent(component) return entity
def __init__(self, view: Qt3DExtras.Qt3DWindow) -> None: """ Initialize a new instance. Args: view: where to render the planetary sphere. """ self.root_entity = Qt3DCore.QEntity() ce = self.camera_entity = view.camera() ce.lens().setPerspectiveProjection(45.0, 1.0, 0.1, 1000.0) ce.setPosition(V3(0, 8, 8)) ce.setUpVector(V3(0, 1, 0)) ce.setViewCenter(V3(0, 0, 0)) self.light = Qt3DCore.QEntity(self.root_entity) self.point_light = Qt3DRender.QPointLight(self.light) self.point_light.setColor("white") self.point_light.setIntensity(1.0) self.light.addComponent(self.point_light) # Move the light to the camera's position - on-camera 'flash'! t = self.light_transform = Qt3DCore.QTransform(self.light) t.setTranslation(ce.position()) self.light.addComponent(t) self.mesh = Qt3DExtras.QSphereMesh() self.mesh.setRings(30) self.mesh.setSlices(30) self.mesh.setRadius(2) t = self.transform = Qt3DCore.QTransform() t.setScale(1.3) t.setTranslation(V3(0.0, 0.0, 0.0)) m = self.material = Qt3DExtras.QDiffuseSpecularMaterial() m.setAmbient(QColor(200, 200, 255)) m.setShininess(20.0) self.entity = Qt3DCore.QEntity(self.root_entity) self.entity.addComponent(self.mesh) self.entity.addComponent(self.material) self.entity.addComponent(self.transform) view.setRootEntity(self.root_entity) self.entity.setEnabled(True)
def add_acq_sphere(self, df, label): pos = df.loc[label, ["x", "y", "z"]].values*1000 # m to mm if label not in self.acq_coordinate_entities: self.acq_coordinate_meshes[label] = Qt3DExtras.QSphereMesh(rings=20, slices=20, radius=3) self.acq_coordinate_entities[label] = Qt3DCore.QEntity(self.root_entity) self.acq_coordinate_transforms[label] = Qt3DCore.QTransform(self.acq_coordinate_meshes[label]) self.acq_coordinate_entities[label].addComponent(self.acq_coordinate_meshes[label]) self.acq_coordinate_entities[label].addComponent(self.acq_coordinate_transforms[label]) self.acq_coordinate_entities[label].addComponent(self.acq_material) self.acq_coordinate_transforms[label].setTranslation(QtGui.QVector3D(*pos))
def __init__(self, type, parent): super(Node, self).__init__() parentEntity = parent.entity() if parent else None self._entity = Qt3DCore.QEntity(parentEntity) self._id = Node.Id Node.Id += 1 self._type = type self._parent = parent self._children = [] # C++: QList<Node*> self._components = {} # C++: QHash<ComponentType, Component*> self._propertyMap = [] # C++: QList<NodeProperty*> self._componentMap = [] # C++: QList<Component*> if parent is not None: parent.addChild(self)
def createScene(self): # Root entity self.rootEntity = Qt3DCore.QEntity() # Material self.material = Qt3DExtras.QPhongMaterial(self.rootEntity) # Torus self.torusEntity = Qt3DCore.QEntity(self.rootEntity) self.torusMesh = Qt3DExtras.QTorusMesh() self.torusMesh.setRadius(5) self.torusMesh.setMinorRadius(1) self.torusMesh.setRings(100) self.torusMesh.setSlices(20) self.torusTransform = Qt3DCore.QTransform() self.torusTransform.setScale3D(QVector3D(1.5, 1, 0.5)) self.torusTransform.setRotation( QQuaternion.fromAxisAndAngle(QVector3D(1, 0, 0), 45)) self.torusEntity.addComponent(self.torusMesh) self.torusEntity.addComponent(self.torusTransform) self.torusEntity.addComponent(self.material) # Sphere self.sphereEntity = Qt3DCore.QEntity(self.rootEntity) self.sphereMesh = Qt3DExtras.QSphereMesh() self.sphereMesh.setRadius(3) self.sphereTransform = Qt3DCore.QTransform() self.controller = OrbitTransformController(self.sphereTransform) self.controller.setTarget(self.sphereTransform) self.controller.setRadius(20) self.sphereEntity.addComponent(self.sphereMesh) self.sphereEntity.addComponent(self.sphereTransform) self.sphereEntity.addComponent(self.material)
def __init__(self): super(Cube3DWindow, self).__init__() # Root entity self.rootEntity = Qt3DCore.QEntity() self.setRootEntity(self.rootEntity) # Camera self.camera().lens().setPerspectiveProjection(45, 16 / 9, 0.1, 1000) self.camera().setPosition(QVector3D(0, 0, 40)) self.camera().setViewCenter(QVector3D(0, 0, 0)) self.mouseLastPos = QPoint() self.mouseDown = False self.timer = QTimer(self) self.timer.timeout.connect(self.onTimer)
def importerLoaded(self, status): if status != Kuesa.GLTF2Importer.Status.Ready: return # First let's take the components that we are going to use to create our clones parent = self.rootEntity.entity("KuesaEntity_0") parent.setObjectName("KuesaEntity_0") orig_entity = self.rootEntity.entity("KuesaEntity_2").childNodes()[1] orig_geometry = orig_entity.childNodes()[0] orig_material = orig_entity.childNodes()[1] row = 10 col = 10 distance = 200 r = 500 # Then create clones by giving them a custom transform, and the same components than before for i in range(0, col): for j in range(0, row): new_entity = Qt3DCore.QEntity(parent) # Note : there is an inconsistency in the Python bindings - # In C++ it is not necessary to assign a parent to the transform. new_transform = Qt3DCore.QTransform(new_entity) new_material = self.cloneMaterial(orig_material, new_entity) new_material.setEffect(orig_material.effect()) new_props = new_material.metallicRoughnessProperties() new_props.setMetallicFactor(i / col) new_props.setRoughnessFactor(j / row) dt = QVector3D(i * distance, j * distance, 0) new_transform.setTranslation(dt) # Add the custom transform to the entity new_entity.addComponent(new_transform) # Add the material we created new_entity.addComponent(new_material) # These two components will be shared across all the ducks. new_entity.addComponent(orig_geometry)
def add_sphere(self, radius, x, y, z, rings=10, slices=10): sphereEntity = Qt3DCore.QEntity(self.rootEntity) # Mesh sphereMesh = Qt3DExtras.QSphereMesh() sphereMesh.setRadius(radius) sphereMesh.setRings(rings) sphereMesh.setSlices(slices) # Transforms sphereTransform = Qt3DCore.QTransform() sphereTransform.setTranslation(QVector3D(x, y, z)) sphereEntity.addComponent(sphereMesh) sphereEntity.addComponent(self.material) sphereEntity.addComponent(sphereTransform) self.spheres.append(sphereEntity) self.meshes.append(sphereMesh) self.transforms.append(sphereTransform)
def importerLoaded(self, status): if status != Kuesa.GLTF2Importer.Status.Ready: return # First let's take the components that we are going to use to create our clones parent = self.rootEntity.entity("KuesaEntity_0") parent.setObjectName("KuesaEntity_0") orig_entity = self.rootEntity.entity("KuesaEntity_2").childNodes()[1] orig_geometry = orig_entity.childNodes()[0] orig_material = orig_entity.childNodes()[1] self.ducks = 1000 r = 500 # Then create clones by giving them a custom transform, and the same components than before for i in range(0, self.ducks): new_entity = Qt3DCore.QEntity(parent) # Note : there is an inconsistency in the Python bindings - # In C++ it is not necessary to assign a parent to the transform. new_transform = Qt3DCore.QTransform(new_entity) new_transform.setScale(0.2) dt = QVector3D(random.randint(-r, r), random.randint(-r, r), random.randint(-r, r)) new_transform.setTranslation(dt) new_transform.setRotationX(random.randint(0, 360)) new_transform.setRotationY(random.randint(0, 360)) new_transform.setRotationZ(random.randint(0, 360)) # Add the custom transform, plus the original components, to the entity new_entity.addComponent(new_transform) # These two components will be shared across all the ducks. new_entity.addComponent(orig_geometry) new_entity.addComponent(orig_material)
def __init__(self, parent): super().__init__() self.root_entity = Qt3DCore.QEntity() # Make additional entities for the gnomon and instrument components self.combined_component_axes_entity = Qt3DCore.QEntity( self.root_entity) self.component_root_entity = Qt3DCore.QEntity( self.combined_component_axes_entity) self.axes_root_entity = Qt3DCore.QEntity( self.combined_component_axes_entity) self.gnomon_root_entity = Qt3DCore.QEntity(self.root_entity) # Create the 3DWindow and place it in a widget with a layout lay = QVBoxLayout(self) self.view = InstrumentZooming3DWindow(self.component_root_entity) self.view.defaultFrameGraph().setClearColor(QColor("lightgrey")) self.view.setRootEntity(self.root_entity) container = QWidget.createWindowContainer(self.view) lay.addWidget(container) # Set the properties of the instrument camera controller camera_entity = self.view.camera() cam_controller = Qt3DExtras.QFirstPersonCameraController( self.root_entity) cam_controller.setLinearSpeed(20) cam_controller.setCamera(camera_entity) # Enable the camera to see a large distance by giving it a small nearView and large farView self.view.camera().lens().setPerspectiveProjection( 45, 16 / 9, 0.01, 1000) # Set the camera view centre as the origin and position the camera so that it looks down at the initial sample self.view.camera().setPosition(QVector3D(6, 8, 30)) self.view.camera().setViewCenter(QVector3D(0, 0, 0)) # Make sure that the size of the gnomon stays the same when the 3D view is resized self.view.heightChanged.connect(self.update_gnomon_size) self.view.widthChanged.connect(self.update_gnomon_size) # Keep a reference to the gnomon viewport so that it can be resized to preserve the original size of the gnomon self.gnomon_viewport = None # Choose a fixed height and width for the gnomon so that this can be preserved when the 3D view is resized self.gnomon_height = self.gnomon_width = 140 # Create the gnomon resources self.gnomon = Gnomon(self.gnomon_root_entity, self.view.camera()) # Create the axes lines objects InstrumentViewAxes(self.axes_root_entity, self.view.camera().farPlane()) # Dictionary of components and transformations so that we can delete them later self.component_entities: Dict[str, EntityCollection] = {} self.transformations = {} # Create layers in order to allow one camera to only see the gnomon and one camera to only see the # components and axis lines self.create_layers() self.initialise_view() # Insert the beam cylinder last. This ensures that the semi-transparency works correctly. self.gnomon.setup_beam_cylinder() # Move the gnomon when the camera view changes self.view.camera().viewVectorChanged.connect(self.gnomon.update_gnomon)
def __init__(self): super(Window, self).__init__() # Default set-up - by now you know the drill :-) self.rootEntity = Kuesa.SceneEntity() self.rootEntity.addComponent(DefaultEnvMap(self.rootEntity)) self.gltfImporter = Kuesa.GLTF2Importer(self.rootEntity) self.gltfImporter.setSceneEntity(self.rootEntity) self.gltfImporter.setSource(assetsUrl() + "/models/duck/Duck.glb") self.camera().setPosition(QVector3D(10, 1.5, 10)) self.camera().setViewCenter(QVector3D(0, .5, 0)) self.camera().setUpVector(QVector3D(0, 1, 0)) self.camera().setAspectRatio(16. / 9.) self.camController = Qt3DExtras.QOrbitCameraController(self.rootEntity) self.camController.setCamera(self.camera()) self.fg = Kuesa.ForwardRenderer() self.fg.setCamera(self.camera()) self.fg.setClearColor("white") self.setActiveFrameGraph(self.fg) envmap_root = assetsUrl() + "/envmaps/pink_sunrise" envmap_name = "pink_sunrise" + ("_16f" if platform.system() == "Darwin" else "") + "_radiance" self.skybox = Kuesa.Skybox(self.rootEntity) self.skybox.setBaseName(envmap_root + "/" + envmap_name) self.skybox.setExtension(".dds") # Now we create some lights. # All lights have an intensity and a color. # Specific light types have relevant additional properties. # Point light self.pointLightEntity = Qt3DCore.QEntity(self.rootEntity) self.pointLightTransform = Qt3DCore.QTransform(self.pointLightEntity) self.pointLightTransform.setTranslation(QVector3D(20, -10, -10)) self.pointLight = Kuesa.PointLight(self.pointLightEntity) self.pointLight.setIntensity(1000.0) self.pointLight.setColor("red") self.pointLightEntity.addComponent(self.pointLightTransform) self.pointLightEntity.addComponent(self.pointLight) # Spot light self.spotLightEntity = Qt3DCore.QEntity(self.rootEntity) self.spotLightTransform = Qt3DCore.QTransform(self.spotLightEntity) self.spotLightTransform.setTranslation(QVector3D(-10, 10, 10)) self.spotLight = Kuesa.SpotLight(self.spotLightEntity) self.spotLight.setIntensity(1000.0) self.spotLight.setColor("green") self.spotLight.setInnerConeAngle(50) self.spotLight.setOuterConeAngle(100) self.spotLight.setRange(1000) self.spotLightEntity.addComponent(self.spotLightTransform) self.spotLightEntity.addComponent(self.spotLight) # Directional light self.directionalLightEntity = Qt3DCore.QEntity(self.rootEntity) self.directionalLightTransform = Qt3DCore.QTransform( self.directionalLightEntity) self.directionalLight = Kuesa.DirectionalLight( self.directionalLightEntity) self.directionalLight.setIntensity(100.0) self.directionalLight.setColor("blue") self.directionalLight.setDirection(QVector3D(10, 10, -10)) self.directionalLightEntity.addComponent( self.directionalLightTransform) self.directionalLightEntity.addComponent(self.directionalLight) self.setRootEntity(self.rootEntity)
def __init__(self, parent, fs_subject="sample"): super(MeshDisplayWidget, self).__init__(parent) self.config = parent.config self.fs_subject = fs_subject self.view = Qt3DExtras.Qt3DWindow() self.view.defaultFrameGraph().setClearColor(QtGui.QColor("#4d4d4f")) self.container = QtWidgets.QWidget.createWindowContainer(self.view, self) screen_size = self.view.screen().size() self.container.setMinimumSize(QtCore.QSize(600, 100)) self.container.setMaximumSize(screen_size) #h_layout = QtWidgets.QHBoxLayout(self) #h_layout.addWidget(self.container) self.addWidget(self.container) self.tableView = QtWidgets.QTableView(self) self.tableView.setObjectName("tableView") v_layout = QtWidgets.QVBoxLayout() v_layout.addWidget(self.tableView) self.overlay_btn = QtWidgets.QPushButton("Update and overlay digitized points") self.overlay_btn.clicked.connect(self.update_acquisition_overlay) v_layout.addWidget(self.overlay_btn) subject_name_layout = QtWidgets.QHBoxLayout() subject_name_layout.addWidget(QtWidgets.QLabel("Subject name:")) self.subject_name_wgt = QtWidgets.QComboBox() subject_name_layout.addWidget(self.subject_name_wgt) self.new_subject_wgt = QtWidgets.QPushButton("New subject") self.new_subject_wgt.clicked.connect(self.new_subject) subject_name_layout.addWidget(self.new_subject_wgt) self.mute_sound_wgt = QtWidgets.QCheckBox("Mute sound") subject_name_layout.addWidget(self.mute_sound_wgt) v_layout.addLayout(subject_name_layout) if "subject_dir" not in self.config["DEFAULT"]: self.config["DEFAULT"]["subject_dir"] = str(Path(__file__).parent.absolute() / "subjects_data") subject_dir_layout = QtWidgets.QHBoxLayout() subject_dir_layout.addWidget(QtWidgets.QLabel("Subject dir:")) self.subject_dir_wgt = QtWidgets.QLineEdit(self.config["DEFAULT"]["subject_dir"]) self.subject_dir_wgt.setReadOnly(False) subject_dir_layout.addWidget(self.subject_dir_wgt) select_subject_dir_btn = QtWidgets.QPushButton("...") subject_dir_layout.addWidget(select_subject_dir_btn) select_subject_dir_btn.clicked.connect(self.open_subject_dir_dlg) v_layout.addLayout(subject_dir_layout) self.subject_dir_wgt.textChanged.connect(self.set_subject_dir) if not Path(self.config["DEFAULT"]["subject_dir"]).exists(): msgBox = QtWidgets.QMessageBox() msgBox.setIcon(QtWidgets.QMessageBox.Information) msgBox.setText(f"The chosen subject directory (i.e. {self.config['DEFAULT']['subject_dir']}) does not " "exist. Do you want to create it or to select a new directory?") msgBox.setWindowTitle("Non-existent subject directory") button_create = msgBox.addButton("Create it!", QtWidgets.QMessageBox.YesRole); msgBox.addButton("Select a different directory", QtWidgets.QMessageBox.NoRole) msgBox.exec_() if msgBox.clickedButton() == button_create: Path(self.config["DEFAULT"]["subject_dir"]).mkdir(exist_ok=True, parents=True) else: self.open_subject_dir_dlg() #h_layout.addLayout(v_layout) v_layout_widget = QtWidgets.QWidget(self) v_layout_widget.setLayout(v_layout) self.addWidget(v_layout_widget) self.data = QtCore.QUrl.fromLocalFile(str(Path(__file__).parent.absolute() / f"{self.fs_subject}_head.obj")) self.root_entity = Qt3DCore.QEntity() self.material = Qt3DExtras.QPhongMaterial() self.material.setDiffuse(QtGui.QColor(254, 254, 254)) self.camera = self.view.camera() self.camera.lens().setPerspectiveProjection(400.0, 16.0/9.0, 100, 1200.0) self.camera.setPosition(QtGui.QVector3D(0, 500, 0)) self.camera.setUpVector(QtGui.QVector3D(0, 0, 1)) self.lightEntities = {} self.lights = {} self.lightTransforms = {} for trans_x in [200, -200]: for trans_y in [200, -200]: self.lightEntities[(trans_x, trans_y)] = Qt3DCore.QEntity(self.root_entity) self.lights[(trans_x, trans_y)] = Qt3DRender.QPointLight(self.lightEntities[(trans_x, trans_y)]) self.lights[(trans_x, trans_y)].setColor("white") self.lights[(trans_x, trans_y)].setIntensity(0.4) self.lightEntities[(trans_x, trans_y)].addComponent(self.lights[(trans_x, trans_y)]) self.lightTransforms[(trans_x, trans_y)] = Qt3DCore.QTransform(self.lightEntities[(trans_x, trans_y)]) self.lightTransforms[(trans_x, trans_y)].setTranslation(QtGui.QVector3D(trans_x, trans_y, 100.0)) self.lightEntities[(trans_x, trans_y)].addComponent(self.lightTransforms[(trans_x, trans_y)]) # Get co-registered head, fiducials and electrodes data_path = Path(mne.datasets.sample.data_path()) fs_subjects_dir = data_path / 'subjects' trans_fname = data_path / 'MEG' / 'sample' / 'sample_audvis_raw-trans.fif' trans = mne.read_trans(trans_fname) montage = mne.channels.make_standard_montage('GSN-HydroCel-129') info = mne.create_info(montage.ch_names, 100, ch_types='eeg') raw = mne.io.RawArray(np.zeros((len(montage.ch_names), 100)), info) raw.set_montage(montage) eeg, fid, surf = get_aligned_artifacts(raw.info, subject=self.fs_subject, trans=trans, subjects_dir=fs_subjects_dir, coord_frame='mri') self.head_surf = surf path_out = Path(str(Path(__file__).parent.absolute() / f"{self.fs_subject}_head.obj")) if True: #not path_out.exists(): mesh = trimesh.Trimesh(surf["rr"] * 1000, surf["tris"]) open3d_mesh = open3d.geometry.TriangleMesh(vertices=open3d.utility.Vector3dVector(mesh.vertices), triangles=open3d.utility.Vector3iVector(mesh.faces)) mesh = open3d_mesh.simplify_quadric_decimation(int(20000)) mesh = trimesh.Trimesh(np.asarray(mesh.vertices), np.asarray(mesh.triangles)) with path_out.open('w') as file_obj: file_obj.write(trimesh.exchange.obj.export_obj(mesh)) # Head self.data = QtCore.QUrl.fromLocalFile(str(path_out)) self.head_entity = Qt3DCore.QEntity(self.root_entity) self.head_mesh = Qt3DRender.QMesh() self.head_mesh.setMeshName(str(path_out)) self.head_mesh.setSource(self.data) self.head_entity.addComponent(self.head_mesh) self.head_entity.addComponent(self.material) self.camController = Qt3DExtras.QOrbitCameraController(self.head_mesh) self.camController.setCamera(self.camera) self.camController.setLinearSpeed(self.camController.linearSpeed()*100) self.mesh_center_of_mass = np.median(surf['rr'], 0)*1000 self.camera.setViewCenter(QtGui.QVector3D(*(self.mesh_center_of_mass))) self.camera.viewCenterChanged.connect(self.cam_view_center_changed) ## EEG electrodes and Fiducials self.electrode_material = Qt3DExtras.QPhongMaterial(diffuse=QtGui.QColor("#665423")) self.fid_material = Qt3DExtras.QPhongMaterial(diffuse=QtGui.QColor("#0000FF")) self.selected_material = Qt3DExtras.QPhongMaterial(diffuse=QtGui.QColor("#FF0000")) self.edited_material = Qt3DExtras.QPhongMaterial(diffuse=QtGui.QColor("#FFFF00")) self.acq_material = Qt3DExtras.QPhongMaterial(diffuse=QtGui.QColor("#00FF00")) self.selected_item = None self.coordinate_meshes = {} self.coordinate_entities = {} self.coordinate_transforms = {} self.coordinate_materials = {} for kind, var in zip(["fid", "elec"], [fid, eeg]): for label, pos in var.iterrows(): pos = pos.values*1000 self.coordinate_meshes[label] = Qt3DExtras.QSphereMesh(rings=20, slices=20, radius=3) self.coordinate_entities[label] = Qt3DCore.QEntity(self.root_entity) self.coordinate_transforms[label] = Qt3DCore.QTransform(self.coordinate_meshes[label]) self.coordinate_transforms[label].setTranslation(QtGui.QVector3D(*pos)) self.coordinate_entities[label].addComponent(self.coordinate_meshes[label]) self.coordinate_entities[label].addComponent(self.coordinate_transforms[label]) self.acq_coordinate_meshes = {} self.acq_coordinate_entities = {} self.acq_coordinate_transforms = {} self.df_montage = pd.concat([fid, eeg]) self.df_montage.columns = ["x", "y", "z"] self.df_acq = pd.concat([self.df_montage.copy().rename(columns={"x": f"x{i+1}", "y": f"y{i+1}", "z": f"z{i+1}"}) for i in range(4)], axis=1) model = DataFrameModel(self.df_acq) self.tableView.setModel(model) self.df_acq.loc[:, :] = np.nan self.set_table_view_selection(0) self.view.setRootEntity(self.root_entity) self.subject_name_wgt.currentTextChanged.connect(self.load_subject) self.update_subject_lst()
def createScene(self): # Root entity self.rootEntity = Qt3DCore.QEntity() # Material self.material = Qt3DExtras.QPhongMaterial(self.rootEntity)
def __init__(self, parent=None): super().__init__(parent) self.rnd_lat = random.randrange(5200,5300) / 100.0 self.rnd_hdg = random.randrange(-300,300) / 100.0 self.rnd_dec = random.randrange(-50,50) / 10.0 print(self.rnd_lat, self.rnd_hdg, self.rnd_dec) self.view = Qt3DExtras.Qt3DWindow() self.view.defaultFrameGraph().setClearColor(QtGui.QColor("#4d4d4f")) self.container = QtWidgets.QWidget.createWindowContainer(self.view) self.vLayout = QtWidgets.QVBoxLayout(self) self.vLayout.addWidget(self.container, 1) self.input_aspect = Qt3DInput.QInputAspect() self.view.registerAspect(self.input_aspect) self.rootEntity = Qt3DCore.QEntity() self.view.setRootEntity(self.rootEntity) ### cameraEntity = self.view.camera() cameraEntity.lens().setPerspectiveProjection(5.0, 16.0 / 9.0, 10, 100000.0) cameraEntity.setPosition(QtGui.QVector3D(0, 1000, 50000)) cameraEntity.setUpVector(QtGui.QVector3D(0, 1, 0)) cameraEntity.setViewCenter(QtGui.QVector3D(0, 1000, 0)) self.camController = Qt3DExtras.QOrbitCameraController(self.rootEntity) self.camController.setCamera(cameraEntity) ### self.lightEntity = Qt3DCore.QEntity(self.rootEntity) self.light = Qt3DRender.QPointLight(self.lightEntity) self.light.setColor("white") self.light.setIntensity(1) self.lightTransform = Qt3DCore.QTransform(self.lightEntity) self.lightTransform.setTranslation(cameraEntity.position()) self.lightEntity.addComponent(self.light) self.lightEntity.addComponent(self.lightTransform) ### sky # self.skyMesh = Qt3DExtras.QSphereMesh(radius=5000, rings=94, slices=48) # self.skyMaterial = Qt3DExtras.QPhongMaterial(diffuse=QtGui.QColor("#ff0000")) # self.skyEntity = Qt3DCore.QEntity(self.rootEntity) # self.skyEntity.addComponent(self.skyMesh) # self.skyEntity.addComponent(self.skyMaterial) ### hdg, x right, y up # Cylinder cog = (0,0,0) long direction = y self.hdgMesh = Qt3DExtras.QCylinderMesh(length=1200.0, radius=100.0, rings=100, slices=20) rotation = QtGui.QQuaternion.fromAxisAndAngle(QtGui.QVector3D(0.0, 0.0, 1.0), 15.0) translation = QtGui.QVector3D(0.0, 600.0, 0.0) self.hdgTransform = Qt3DCore.QTransform(translation=translation, rotation=rotation) self.hdgMaterial = Qt3DExtras.QPhongMaterial(diffuse=QtGui.QColor("#ff0000")) self.hdgEntity = Qt3DCore.QEntity(self.rootEntity) self.hdgEntity.addComponent(self.hdgMesh) self.hdgEntity.addComponent(self.hdgMaterial) self.hdgEntity.addComponent(self.hdgTransform) ### lat x up, y left self.latMesh = Qt3DExtras.QCylinderMesh(length=200.0, radius=100.0, rings=100, slices=20) rotation = QtGui.QQuaternion.fromAxisAndAngle(QtGui.QVector3D(0.0, 0.0, 1.0), 90.0) translation = QtGui.QVector3D(0.0, 700.0, 0.0) self.latTransform = Qt3DCore.QTransform(rotation=rotation, translation=translation) self.latMaterial = Qt3DExtras.QPhongMaterial(diffuse=QtGui.QColor("#00ff00")) self.latEntity = Qt3DCore.QEntity(self.hdgEntity) self.latEntity.addComponent(self.latMesh) self.latEntity.addComponent(self.latMaterial) self.latEntity.addComponent(self.latTransform) ### ra x up, y left self.raMesh = Qt3DExtras.QCylinderMesh(length=500.0, radius=100.0, rings=100, slices=20) rotation1 = QtGui.QQuaternion.fromAxisAndAngle(QtGui.QVector3D(0.0, 0.0, -1.0), 90) rotation2 = QtGui.QQuaternion.fromAxisAndAngle(QtGui.QVector3D(-1.0, 0.0, 0.0), 90) rotation = rotation1 * rotation2 translation = QtGui.QVector3D(200.0, 0.0, 0.0) self.raTransform = Qt3DCore.QTransform(rotation=rotation, translation=translation) self.raMaterial = Qt3DExtras.QPhongMaterial(diffuse=QtGui.QColor("#beb32b")) self.raEntity = Qt3DCore.QEntity(self.latEntity) self.raEntity.addComponent(self.raMesh) self.raEntity.addComponent(self.raMaterial) self.raEntity.addComponent(self.raTransform) ### dec self.decMesh = Qt3DExtras.QCylinderMesh(length=500.0, radius=100.0, rings=100, slices=20) rotation = QtGui.QQuaternion.fromAxisAndAngle(QtGui.QVector3D(1.0, 0.0, 0.0), 90.0) translation = QtGui.QVector3D(0.0, 350.0, 0.0) self.decTransform = Qt3DCore.QTransform(rotation=rotation, translation=translation) self.decMaterial = Qt3DExtras.QPhongMaterial(diffuse=QtGui.QColor("#0000ff")) self.decEntity = Qt3DCore.QEntity(self.raEntity) self.decEntity.addComponent(self.decMesh) self.decEntity.addComponent(self.decMaterial) self.decEntity.addComponent(self.decTransform) ### tube self.tubeMesh = Qt3DExtras.QCylinderMesh(length=1200.0, radius=100.0, rings=100, slices=20) rotation = QtGui.QQuaternion.fromAxisAndAngle(QtGui.QVector3D(-1.0, 0.0, 0.0), 90.0) translation = QtGui.QVector3D(0.0, 350.0, 100.0) self.tubeTransform = Qt3DCore.QTransform(rotation=rotation, translation=translation) self.tubeMaterial = Qt3DExtras.QPhongMaterial(diffuse=QtGui.QColor("#ffffff")) self.tubeEntity = Qt3DCore.QEntity(self.decEntity) self.tubeEntity.addComponent(self.tubeMesh) self.tubeEntity.addComponent(self.tubeMaterial) self.tubeEntity.addComponent(self.tubeTransform) self.ocuMesh = Qt3DExtras.QCylinderMesh(length=100.0, radius=50.0, rings=100, slices=20) translation = QtGui.QVector3D(0.0, -650.0, 0.0) self.ocuTransform = Qt3DCore.QTransform(translation=translation) self.ocuMaterial = Qt3DExtras.QPhongMaterial(diffuse=QtGui.QColor("#ffffff")) self.ocuEntity = Qt3DCore.QEntity(self.tubeEntity) self.ocuEntity.addComponent(self.ocuMesh) self.ocuEntity.addComponent(self.ocuMaterial) self.ocuEntity.addComponent(self.ocuTransform) self.fakeMesh = Qt3DExtras.QCuboidMesh(xExtent=500, yExtent=500, zExtent=500) translation = QtGui.QVector3D(-1000.0, 0, 0.0) self.fakeTransform = Qt3DCore.QTransform(translation=translation) self.fakeMaterial = Qt3DExtras.QPhongMaterial(diffuse=QtGui.QColor("#ffffff")) self.fakeEntity = Qt3DCore.QEntity(self.rootEntity) self.fakeEntity.addComponent(self.fakeMesh) self.fakeEntity.addComponent(self.fakeMaterial) self.fakeEntity.addComponent(self.fakeTransform) self._heading = 0 self._latitude = 45 self._ra = 0 self._dec = 90
def __init__(self, args, parent=None): super().__init__(parent) ############################################################################## # UI初期化処理 self.ui = MainWindowUi.loader(os.path.join(os.getcwd(), 'ui/main.ui')) self.setWindowTitle('self.viewer test') self.setCentralWidget(self.ui.widgets) self.view = Qt3DExtras.Qt3DWindow() self.view.defaultFrameGraph().setClearColor(QtGui.QColor(0, 0, 0)) self.container = QWidget.createWindowContainer(self.view) screen_size = self.view.screen().size() self.ui.viewer.addWidget(self.container) self.container.setMinimumSize(QtCore.QSize(400, 600)) self.container.setMaximumSize(screen_size) # QSize screenSize = self.view -> screen() -> size(); # container -> setMinimumSize(QSize(200, 100)); # container -> setMaximumSize(screenSize); # vLayout -> setAlignment(Qt: : AlignTop); # hLayout -> addWidget(container, 1); # hLayout -> addLayout(vLayout); # input_aspect = Qt3DInput.QInputAspect() # self.view.registerAspect(input_aspect) # root entity self.root_entity: Qt3DCore.QEntity = Qt3DCore.QEntity() # draw grid and axis """ self.x_axis: Qt3DRender.QGeometry = Qt3DRender.QGeometry(self.root_entity) x_axis_pos: QtCore.QByteArray = QtCore.QByteArray() x_axis_pos.append(0) x_axis_pos.append(0) x_axis_pos.append(0) x_axis_pos.append(10) x_axis_pos.append(0) x_axis_pos.append(0) x_axis_buf: Qt3DRender.QBuffer = Qt3DRender.QBuffer(self.x_axis) x_axis_buf.setData(x_axis_pos) x_axis_attr: Qt3DRender.QAttribute = Qt3DRender.QAttribute(self.x_axis) x_axis_attr.setVertexBaseType(Qt3DRender.QAttribute.Float) x_axis_attr.setVertexSize(3) x_axis_attr.setAttributeType(Qt3DRender.QAttribute.VertexAttribute) x_axis_attr.setBuffer(x_axis_buf) x_axis_attr.setByteStride(3) x_axis_attr.setCount(2) self.x_axis.addAttribute(x_axis_attr) """ test_mtl = Qt3DExtras.QTextureMaterial(self.root_entity) self.test = Qt3DCore.QEntity(self.root_entity) self.test_mesh: Qt3DExtras.QTorusMesh = Qt3DExtras.QTorusMesh() self.test_mesh.setRadius(5) self.test_mesh.setMinorRadius(1) self.test_mesh.setRings(100) self.test_mesh.setSlices(20) self.test_tr = Qt3DCore.QTransform() self.test_tr.setTranslation(QtGui.QVector3D(0, 0, 0)) # test_tr.setScale3D() self.test.addComponent(self.test_mesh) self.test.addComponent(self.test_tr) self.test.addComponent(self.test_mtl) # camera entity camera_entity: Qt3DRender.QCamera = self.view.camera() camera_entity.lens().setPerspectiveProjection(45.0, 16.0 / 9.0, 0.1, 1000.0) camera_entity.setPosition(QtGui.QVector3D(0, 0, 20.0)) camera_entity.setUpVector(QtGui.QVector3D(0, 1, 0)) camera_entity.setViewCenter(QtGui.QVector3D(0, 0, 0)) light_entity = Qt3DCore.QEntity(self.root_entity) light = Qt3DRender.QPointLight(light_entity) light.setColor("white") light.setIntensity(1) light_entity.addComponent(light) light_transform = Qt3DCore.QTransform(light_entity) light_transform.setTranslation(camera_entity.position()) light_entity.addComponent(light_transform) # for camera controls cam_controller = Qt3DExtras.QFirstPersonCameraController(self.root_entity) cam_controller.setCamera(camera_entity) # set root object of the scene self.view.setRootEntity(self.root_entity)
def __init__(self): super(AthenaViewer, self).__init__() self._qtrefs = [] self.framegraph = AthenaFrameGraph(self) self.setActiveFrameGraph(self.framegraph.root) self.resetBackgroundColor() self.lightOrientation = int(0) # Internal integer controlling light.position attribute self.renderSettings().setRenderPolicy(self.renderSettings().OnDemand) self.rootEntity = Qt3DCore.QEntity() self.initParameters() # defined in metaclass self.faceEnableChanged.connect( self.handleFaceRenderChange ) self.lightPositionChanged.connect( self.handleLightPositionChange ) self.wireEnableChanged.connect( self.handleWireframeRenderChange ) self.sphere_material = self._imposterMaterial('sphere') self.cylinder_material = self._imposterMaterial('cylinder') self.cone_material = self._imposterMaterial('cone') self.flat_material = self._plyMeshMaterial( 'flat' ) self.flat_material.addParameter( self._flatColorParam ) self.gooch_material = self._plyMeshMaterial( 'gooch' ) self.gooch_material.addParameter( self._coolColorParam ) self.gooch_material.addParameter( self._warmColorParam ) self.gooch_material.addParameter( self._lightPositionParam ) # The vertical split line enabled for split-screen view self.overlay_material = self._overlayMaterial() self.splitLineEntity = decorations.LineDecoration( self.rootEntity, [0,-1,0], [0,1,0], [1,1,1,1] ) self.splitLineEntity.addComponent( self.overlay_material ) self.splitLineEntity.setEnabled(False) # Each time a mesh is loaded, we create a new Plymesh and add a material as a component. # Old meshes are deleteLater()-ed. A problem with this approach is that the deleted QEntities # also delete their components (and this seems true even if we try to remove the component first). # The workaround we use here is to also add the materials as components of the root entity, # which keeps Qt3D from deleting them. I don't know if this is the best approach, but it works. self.rootEntity.addComponent(self.flat_material) self.rootEntity.addComponent(self.gooch_material) self.rootEntity.addComponent(self.sphere_material) self.rootEntity.addComponent(self.cylinder_material) self.rootEntity.addComponent(self.cone_material) self.setRootEntity(self.rootEntity) self.meshEntityParent = Qt3DCore.QEntity( self.rootEntity ) self.meshEntity = None class DecorationEntity(Qt3DCore.QEntity): def __init__(self, parent): super().__init__(parent) self.spheres = None self.cylinders = None self.cones = None self.cylModelEntity = DecorationEntity( self.rootEntity ) self.routModelEntities = [ DecorationEntity( self.rootEntity ) for x in range(2) ] self.atomModelEntities = [ DecorationEntity( self.rootEntity ) for x in range(2) ] self.lastpos = None self.mouseTool = 'rotate' self.setDpi( self.screen().physicalDotsPerInch() ) self.camControl = OrthoCamController(self,self.camera(),None,False)