def _create_source(self):
cylinder_mesh = Qt3DExtras.QCylinderMesh(self.root_entity)
cone_transform = Qt3DCore.QTransform(self.root_entity)
self._set_cylinder_dimension(cylinder_mesh, self._source_radius,
self._source_length)
cone_transform.setMatrix(self._get_cylinder_transformation_matrix())
self.entities.append((
create_qentity(
[cylinder_mesh, self.default_material, cone_transform],
self.root_entity,
),
self._get_cylinder_transformation_matrix(),
))
def setup_beam_cylinder(self):
"""
Sets up the beam cylinder by giving the cylinder entity a mesh, a material, and a transformation.
"""
# Initialise beam objects
cylinder_mesh = Qt3DExtras.QCylinderMesh(self.gnomon_root_entity)
cylinder_transform = Qt3DCore.QTransform(self.gnomon_root_entity)
self.set_cylinder_mesh_dimensions(cylinder_mesh, 1.5,
self.neutron_animation_length, 2)
self.set_beam_transform(cylinder_transform,
self.neutron_animation_length)
beam_material = create_material(QColor("blue"),
QColor("lightblue"),
self.gnomon_root_entity,
alpha=0.5)
create_qentity([cylinder_mesh, beam_material, cylinder_transform],
self.gnomon_root_entity)
def create_gnomon_cylinders(self):
"""
Configures three cylinder meshes and translates them in order to create a basic gnomon shape.
"""
x_axis_matrix, y_axis_matrix, z_axis_matrix = self.create_cylinder_matrices(
self.gnomon_cylinder_length)
for matrix, material in [
(x_axis_matrix, self.x_material),
(y_axis_matrix, self.y_material),
(z_axis_matrix, self.z_material),
]:
axis_mesh = Qt3DExtras.QCylinderMesh(self.gnomon_root_entity)
self.configure_gnomon_cylinder(axis_mesh,
self.gnomon_cylinder_length)
axis_transformation = Qt3DCore.QTransform(self.gnomon_root_entity)
axis_transformation.setMatrix(matrix)
create_qentity([axis_mesh, axis_transformation, material],
self.gnomon_root_entity)
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