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Change the dynamic class definition to be more elegant

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CURA-12404
This commit is contained in:
Erwan MATHIEU 2025-02-07 16:15:25 +01:00
parent b338a370c0
commit 9a92451f44
1 changed files with 266 additions and 264 deletions
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68
cura/NavlibClient.py
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@ -9,10 +9,18 @@ from UM.Logger import Logger
try:
import pynavlib.pynavlib_interface as pynav
parent_class = pynav.NavlibNavigationModel
except BaseException as exception:
Logger.warning(f"Unable to load 3DConnexion library: {exception}")
pynav = None
parent_class = object
class NavlibClient(pynav.NavlibNavigationModel):
class NavlibClient(parent_class):
def __init__(self, scene, renderer) -> None:
if not pynav:
return
super().__init__(False, pynav.NavlibOptions.RowMajorOrder)
self._scene = scene
self._renderer = renderer
@ -22,6 +30,14 @@ try:
self._picking_pass = None
self._pivot_node = OverlayNode(node=SceneNode(), image_path=Resources.getPath(Resources.Images, "3dx_pivot.png"), size=3.)
def put_profile_hint(self, hint) -> None:
if pynav:
super().put_profile_hint(hint)
def enable_navigation(self, enabled) -> None:
if pynav:
super().enable_navigation(enabled)
def pick(self, x, y, check_selection = False, radius = 0.):
if self._picking_pass is None or radius < 0.:
@ -68,7 +84,7 @@ try:
return result_position
def get_pointer_position(self)->pynav.NavlibVector:
def get_pointer_position(self) -> "pynav.NavlibVector":
from UM.Qt.QtApplication import QtApplication
main_window = QtApplication.getInstance().getMainWindow()
@ -90,7 +106,7 @@ try:
return pynav.NavlibVector(pointer_position.x, pointer_position.y, pointer_position.z)
def get_view_extents(self)->pynav.NavlibBox:
def get_view_extents(self) -> "pynav.NavlibBox":
view_width = self._scene.getActiveCamera().getViewportWidth()
view_height = self._scene.getActiveCamera().getViewportHeight()
@ -102,7 +118,7 @@ try:
return pynav.NavlibBox(pt_min, pt_max)
def get_view_frustum(self)->pynav.NavlibFrustum:
def get_view_frustum(self) -> "pynav.NavlibFrustum":
projection_matrix = self._scene.getActiveCamera().getProjectionMatrix()
half_height = 2. / projection_matrix.getData()[1,1]
@ -110,10 +126,10 @@ try:
return pynav.NavlibFrustum(-half_width, half_width, -half_height, half_height, 1., 5000.)
def get_is_view_perspective(self)->bool:
def get_is_view_perspective(self) -> bool:
return self._scene.getActiveCamera().isPerspective()
def get_selection_extents(self)->pynav.NavlibBox:
def get_selection_extents(self) -> "pynav.NavlibBox":
from UM.Scene.Selection import Selection
bounding_box = Selection.getBoundingBox()
@ -123,17 +139,17 @@ try:
pt_max = pynav.NavlibVector(bounding_box.maximum.x, bounding_box.maximum.y, bounding_box.maximum.z)
return pynav.NavlibBox(pt_min, pt_max)
def get_selection_transform(self)->pynav.NavlibMatrix:
def get_selection_transform(self) -> "pynav.NavlibMatrix":
return pynav.NavlibMatrix()
def get_is_selection_empty(self)->bool:
def get_is_selection_empty(self) -> bool:
from UM.Scene.Selection import Selection
return not Selection.hasSelection()
def get_pivot_visible(self)->bool:
def get_pivot_visible(self) -> bool:
return False
def get_camera_matrix(self)->pynav.NavlibMatrix:
def get_camera_matrix(self) -> "pynav.NavlibMatrix":
transformation = self._scene.getActiveCamera().getLocalTransformation()
@ -142,13 +158,13 @@ try:
[transformation.at(2, 0), transformation.at(2, 1), transformation.at(2, 2), transformation.at(2, 3)],
[transformation.at(3, 0), transformation.at(3, 1), transformation.at(3, 2), transformation.at(3, 3)]])
def get_coordinate_system(self)->pynav.NavlibMatrix:
def get_coordinate_system(self) -> "pynav.NavlibMatrix":
return pynav.NavlibMatrix()
def get_front_view(self)->pynav.NavlibMatrix:
def get_front_view(self) -> "pynav.NavlibMatrix":
return pynav.NavlibMatrix()
def get_model_extents(self)->pynav.NavlibBox:
def get_model_extents(self) -> "pynav.NavlibBox":
result_bbox = AxisAlignedBox()
build_volume_bbox = None
@ -170,10 +186,10 @@ try:
self._scene_radius = (result_bbox.maximum - self._scene_center).length()
return pynav.NavlibBox(pt_min, pt_max)
def get_pivot_position(self)->pynav.NavlibVector:
def get_pivot_position(self) -> "pynav.NavlibVector":
return pynav.NavlibVector()
def get_hit_look_at(self)->pynav.NavlibVector:
def get_hit_look_at(self) -> "pynav.NavlibVector":
if self._was_pick and self._pointer_pick is not None:
return pynav.NavlibVector(self._pointer_pick.x, self._pointer_pick.y, self._pointer_pick.z)
@ -187,13 +203,13 @@ try:
if picked_position is not None:
return pynav.NavlibVector(picked_position.x, picked_position.y, picked_position.z)
def get_units_to_meters(self)->float:
def get_units_to_meters(self) -> float:
return 0.05
def is_user_pivot(self)->bool:
def is_user_pivot(self) -> bool:
return False
def set_camera_matrix(self, matrix : pynav.NavlibMatrix):
def set_camera_matrix(self, matrix : "pynav.NavlibMatrix"):
# !!!!!!
# Hit testing in Orthographic view is not reliable
@ -238,7 +254,7 @@ try:
self._pivot_node.scale(scale)
def set_view_extents(self, extents: pynav.NavlibBox):
def set_view_extents(self, extents: "pynav.NavlibBox"):
view_width = self._scene.getActiveCamera().getViewportWidth()
new_zoom = (extents._min._x + view_width / 2.) / - view_width
self._scene.getActiveCamera().setZoomFactor(new_zoom)
@ -264,17 +280,3 @@ try:
self._scene.getRoot().addChild(self._pivot_node)
else:
self._scene.getRoot().removeChild(self._pivot_node)
except BaseException as exception:
Logger.warning(f"Unable to load 3DConnexion library: {exception}")
# Define dummy class instead so that integration is transparent from outside
class NavlibClient:
def __init__(self, scene, renderer) -> None:
pass
def put_profile_hint(self, hint) -> None:
pass
def enable_navigation(self, enabled) -> None:
pass