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3mf reader now uses correct coordinate frame

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This commit is contained in:
Jaime van Kessel 2016-03-24 09:46:28 +01:00
parent 5ec774f796
commit c1af2c4ae0
1 changed files with 6 additions and 15 deletions
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21
plugins/3MFReader/ThreeMFReader.py
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@ -67,6 +67,11 @@ class ThreeMFReader(MeshReader):
mesh.addFace(vertex_list[v1][0],vertex_list[v1][1],vertex_list[v1][2],vertex_list[v2][0],vertex_list[v2][1],vertex_list[v2][2],vertex_list[v3][0],vertex_list[v3][1],vertex_list[v3][2])
Job.yieldThread()
# Rotate the model; We use a different coordinate frame.
rotation = Matrix()
rotation.setByRotationAxis(-0.5 * math.pi, Vector(1,0,0))
mesh = mesh.getTransformed(rotation)
#TODO: We currently do not check for normals and simply recalculate them.
mesh.calculateNormals()
node.setMeshData(mesh)
@ -101,22 +106,8 @@ class ThreeMFReader(MeshReader):
temp_mat._data[1,3] = splitted_transformation[10]
temp_mat._data[2,3] = splitted_transformation[11]
node.setPosition(Vector(temp_mat.at(0,3), temp_mat.at(1,3), temp_mat.at(2,3)))
node.setTransformation(temp_mat)
temp_quaternion = Quaternion()
temp_quaternion.setByMatrix(temp_mat)
node.setOrientation(temp_quaternion)
# Magical scale extraction
scale = temp_mat.getTransposed().multiply(temp_mat)
scale_x = math.sqrt(scale.at(0,0))
scale_y = math.sqrt(scale.at(1,1))
scale_z = math.sqrt(scale.at(2,2))
node.setScale(Vector(scale_x,scale_y,scale_z))
# We use a different coordinate frame, so rotate.
#rotation = Quaternion.fromAngleAxis(-0.5 * math.pi, Vector(1,0,0))
#node.rotate(rotation)
result.addChild(node)
Job.yieldThread()