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Merge now works for all combinations of transforms. CURA-2932

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This commit is contained in:
Jack Ha 2016-11-22 11:06:00 +01:00
parent ad95d57f48
commit 4a249dea62
1 changed files with 11 additions and 6 deletions
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17
cura/CuraApplication.py
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@ -7,6 +7,7 @@ from UM.Scene.Camera import Camera
from UM.Math.Vector import Vector
from UM.Math.Quaternion import Quaternion
from UM.Math.AxisAlignedBox import AxisAlignedBox
from UM.Math.Matrix import Matrix
from UM.Resources import Resources
from UM.Scene.ToolHandle import ToolHandle
from UM.Scene.Iterator.DepthFirstIterator import DepthFirstIterator
@ -881,10 +882,13 @@ class CuraApplication(QtApplication):
# Compute the center of the objects
object_centers = []
# Forget about the translation that the original objects have
zero_translation = Matrix(data=numpy.zeros(3))
for mesh, node in zip(meshes, group_node.getChildren()):
orientation = node.getOrientation().toMatrix()
rotated_mesh = mesh.getTransformed(orientation)
center = rotated_mesh.getCenterPosition().scale(node.getScale())
transformation = node.getLocalTransformation()
transformation.setTranslation(zero_translation)
transformed_mesh = mesh.getTransformed(transformation)
center = transformed_mesh.getCenterPosition()
object_centers.append(center)
if object_centers and len(object_centers) > 0:
middle_x = sum([v.x for v in object_centers]) / len(object_centers)
@ -896,12 +900,13 @@ class CuraApplication(QtApplication):
# Move each node to the same position.
for mesh, node in zip(meshes, group_node.getChildren()):
orientation = node.getOrientation().toMatrix()
rotated_mesh = mesh.getTransformed(orientation)
transformation = node.getLocalTransformation()
transformation.setTranslation(zero_translation)
transformed_mesh = mesh.getTransformed(transformation)
# Align the object around its zero position
# and also apply the offset to center it inside the group.
node.setPosition(-rotated_mesh.getZeroPosition().scale(node.getScale()) - offset)
node.setPosition(-transformed_mesh.getZeroPosition() - offset)
# Use the previously found center of the group bounding box as the new location of the group
group_node.setPosition(group_node.getBoundingBox().center)