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Temporary? solution for UX w.r.t. material shrinkage.

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Material shrinkage now alters both the disallowed areas+, and the blue wireframe, toghether repressenting the usable build-volume. This doesn't shrink the build-plate/printer model, still keeping in line with the 'show the size of the result object in Prepare, not the resized one we do print becasue it will shrink later' principle we had originally agreed on enough. Note that the disallowed areas also take the object themzelves into account, so the user could still tell when objects are going to be printed overlapped (as the dissalowed areas of those respective models then overlap -- but not, of course, the models themselves).

part of CURA-8083
This commit is contained in:
Remco Burema 2021-12-15 12:50:01 +01:00
parent b6c0a49657
commit f51cc84a7c
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GPG key ID: 215C49431D43F98C
1 changed files with 29 additions and 22 deletions
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51
cura/BuildVolume.py
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@ -66,6 +66,7 @@ class BuildVolume(SceneNode):
self._height = 0 # type: float
self._depth = 0 # type: float
self._shape = "" # type: str
self._scale_vector = Vector(1.0, 1.0, 1.0)
self._shader = None
@ -513,6 +514,13 @@ class BuildVolume(SceneNode):
self._disallowed_area_size = max(size, self._disallowed_area_size)
return mb.build()
def _updateScaleFactor(self) -> None:
if not self._global_container_stack:
return
scale_xy = 100.0 / max(100.0, self._global_container_stack.getProperty("material_shrinkage_percentage_xy", "value"))
scale_z = 100.0 / max(100.0, self._global_container_stack.getProperty("material_shrinkage_percentage_z" , "value"))
self._scale_vector = Vector(scale_xy, scale_xy, scale_z)
def rebuild(self) -> None:
"""Recalculates the build volume & disallowed areas."""
@ -554,9 +562,12 @@ class BuildVolume(SceneNode):
self._error_mesh = self._buildErrorMesh(min_w, max_w, min_h, max_h, min_d, max_d, disallowed_area_height)
self._updateScaleFactor()
self._volume_aabb = AxisAlignedBox(
minimum = Vector(min_w, min_h - 1.0, min_d),
maximum = Vector(max_w, max_h - self._raft_thickness - self._extra_z_clearance, max_d))
minimum = Vector(min_w, min_h - 1.0, min_d).scale(self._scale_vector),
maximum = Vector(max_w, max_h - self._raft_thickness - self._extra_z_clearance, max_d).scale(self._scale_vector)
)
bed_adhesion_size = self.getEdgeDisallowedSize()
@ -564,8 +575,8 @@ class BuildVolume(SceneNode):
# This is probably wrong in all other cases. TODO!
# The +1 and -1 is added as there is always a bit of extra room required to work properly.
scale_to_max_bounds = AxisAlignedBox(
minimum = Vector(min_w + bed_adhesion_size + 1, min_h, min_d + self._disallowed_area_size - bed_adhesion_size + 1),
maximum = Vector(max_w - bed_adhesion_size - 1, max_h - self._raft_thickness - self._extra_z_clearance, max_d - self._disallowed_area_size + bed_adhesion_size - 1)
minimum = Vector(min_w + bed_adhesion_size + 1, min_h, min_d + self._disallowed_area_size - bed_adhesion_size + 1).scale(self._scale_vector),
maximum = Vector(max_w - bed_adhesion_size - 1, max_h - self._raft_thickness - self._extra_z_clearance, max_d - self._disallowed_area_size + bed_adhesion_size - 1).scale(self._scale_vector)
)
self._application.getController().getScene()._maximum_bounds = scale_to_max_bounds # type: ignore
@ -573,12 +584,7 @@ class BuildVolume(SceneNode):
self.updateNodeBoundaryCheck()
def getBoundingBox(self) -> Optional[AxisAlignedBox]:
if self._volume_aabb is None:
return None
scale_xy = 100.0 / self._global_container_stack.getProperty("material_shrinkage_percentage_xy", "value")
scale_z = 100.0 / self._global_container_stack.getProperty("material_shrinkage_percentage_z" , "value")
scale_vector = Vector(scale_xy, scale_xy, scale_z)
return AxisAlignedBox(self._volume_aabb.minimum.scale(scale_vector), self._volume_aabb.minimum.scale(scale_vector))
return self._volume_aabb
def getRaftThickness(self) -> float:
return self._raft_thickness
@ -638,18 +644,18 @@ class BuildVolume(SceneNode):
for extruder in extruders:
extruder.propertyChanged.connect(self._onSettingPropertyChanged)
self._width = self._global_container_stack.getProperty("machine_width", "value")
self._width = self._global_container_stack.getProperty("machine_width", "value") * self._scale_vector.x
machine_height = self._global_container_stack.getProperty("machine_height", "value")
if self._global_container_stack.getProperty("print_sequence", "value") == "one_at_a_time" and len(self._scene_objects) > 1:
self._height = min(self._global_container_stack.getProperty("gantry_height", "value"), machine_height)
if self._height < machine_height:
self._height = min(self._global_container_stack.getProperty("gantry_height", "value") * self._scale_vector.z, machine_height)
if self._height < (machine_height * self._scale_vector.z):
self._build_volume_message.show()
else:
self._build_volume_message.hide()
else:
self._height = self._global_container_stack.getProperty("machine_height", "value")
self._build_volume_message.hide()
self._depth = self._global_container_stack.getProperty("machine_depth", "value")
self._depth = self._global_container_stack.getProperty("machine_depth", "value") * self._scale_vector.y
self._shape = self._global_container_stack.getProperty("machine_shape", "value")
self._updateDisallowedAreas()
@ -683,18 +689,18 @@ class BuildVolume(SceneNode):
if setting_key == "print_sequence":
machine_height = self._global_container_stack.getProperty("machine_height", "value")
if self._application.getGlobalContainerStack().getProperty("print_sequence", "value") == "one_at_a_time" and len(self._scene_objects) > 1:
self._height = min(self._global_container_stack.getProperty("gantry_height", "value"), machine_height)
if self._height < machine_height:
self._height = min(self._global_container_stack.getProperty("gantry_height", "value") * self._scale_vector.z, machine_height)
if self._height < (machine_height * self._scale_vector.z):
self._build_volume_message.show()
else:
self._build_volume_message.hide()
else:
self._height = self._global_container_stack.getProperty("machine_height", "value")
self._height = self._global_container_stack.getProperty("machine_height", "value") * self._scale_vector.z
self._build_volume_message.hide()
update_disallowed_areas = True
# sometimes the machine size or shape settings are adjusted on the active machine, we should reflect this
if setting_key in self._machine_settings:
if setting_key in self._machine_settings or setting_key in self._material_size_settings:
self._updateMachineSizeProperties()
update_extra_z_clearance = True
update_disallowed_areas = True
@ -743,9 +749,10 @@ class BuildVolume(SceneNode):
def _updateMachineSizeProperties(self) -> None:
if not self._global_container_stack:
return
self._height = self._global_container_stack.getProperty("machine_height", "value")
self._width = self._global_container_stack.getProperty("machine_width", "value")
self._depth = self._global_container_stack.getProperty("machine_depth", "value")
self._updateScaleFactor()
self._height = self._global_container_stack.getProperty("machine_height", "value") * self._scale_vector.z
self._width = self._global_container_stack.getProperty("machine_width", "value") * self._scale_vector.x
self._depth = self._global_container_stack.getProperty("machine_depth", "value") * self._scale_vector.y
self._shape = self._global_container_stack.getProperty("machine_shape", "value")
def _updateDisallowedAreasAndRebuild(self):
@ -765,7 +772,7 @@ class BuildVolume(SceneNode):
def _scaleAreas(self, result_areas: List["Polygons"]) -> None:
for i, polygon in enumerate(result_areas):
result_areas[i] = polygon.scale(
100.0 / self._global_container_stack.getProperty("material_shrinkage_percentage_xy", "value")
100.0 / max(100.0, self._global_container_stack.getProperty("material_shrinkage_percentage_xy", "value"))
)
def _updateDisallowedAreas(self) -> None: