33 lines
918 B
Python
33 lines
918 B
Python
import mathutils
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import math
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# Create a new euler with default axis rotation order.
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eul = mathutils.Euler((0.0, math.radians(45.0), 0.0), 'XYZ')
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# Rotate the euler.
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eul.rotate_axis('Z', math.radians(10.0))
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# You can access its components by attribute or index.
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print("Euler X", eul.x)
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print("Euler Y", eul[1])
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print("Euler Z", eul[-1])
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# Components of an existing euler can be set.
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eul[:] = 1.0, 2.0, 3.0
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# Components of an existing euler can use slice notation to get a tuple.
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print("Values: {:f}, {:f}, {:f}".format(*eul))
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# The order can be set at any time too.
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eul.order = 'ZYX'
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# Eulers can be used to rotate vectors.
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vec = mathutils.Vector((0.0, 0.0, 1.0))
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vec.rotate(eul)
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# Often its useful to convert the euler into a matrix so it can be used as
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# transformations with more flexibility.
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mat_rot = eul.to_matrix()
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mat_loc = mathutils.Matrix.Translation((2.0, 3.0, 4.0))
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mat = mat_loc @ mat_rot.to_4x4()
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