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Merge pull request #17241 from Ultimaker/CURA-11166-3mf-file-saving-center-allign

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Center alligning in case of 3mf write
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Casper Lamboo 2023-11-14 10:58:18 +01:00 committed by GitHub
commit e2c6955a8e
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2 changed files with 11 additions and 4 deletions
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3
plugins/3MFReader/ThreeMFReader.py
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@ -233,8 +233,7 @@ class ThreeMFReader(MeshReader):
if mesh_data is not None:
extents = mesh_data.getExtents()
if extents is not None:
# We use a different coordinate space, so flip Z and Y
center_vector = Vector(extents.center.x, extents.center.z, extents.center.y)
center_vector = Vector(extents.center.x, extents.center.y, extents.center.z)
transform_matrix.setByTranslation(center_vector)
transform_matrix.multiply(um_node.getLocalTransformation())
um_node.setTransformation(transform_matrix)

12
plugins/3MFWriter/ThreeMFWriter.py
View File

@ -102,12 +102,20 @@ class ThreeMFWriter(MeshWriter):
savitar_node = Savitar.SceneNode()
savitar_node.setName(um_node.getName())
node_matrix = um_node.getLocalTransformation()
node_matrix = Matrix()
mesh_data = um_node.getMeshData()
# compensate for original center position, if object(s) is/are not around its zero position
if mesh_data is not None:
extents = mesh_data.getExtents()
if extents is not None:
# We use a different coordinate space while writing, so flip Z and Y
center_vector = Vector(extents.center.x, extents.center.z, extents.center.y)
node_matrix.setByTranslation(center_vector)
node_matrix.multiply(um_node.getLocalTransformation())
matrix_string = ThreeMFWriter._convertMatrixToString(node_matrix.preMultiply(transformation))
savitar_node.setTransformation(matrix_string)
mesh_data = um_node.getMeshData()
if mesh_data is not None:
savitar_node.getMeshData().setVerticesFromBytes(mesh_data.getVerticesAsByteArray())
indices_array = mesh_data.getIndicesAsByteArray()