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import bpy
def main(context):
obj = context.active_object
mesh = obj.data
is_editmode = (obj.mode == 'EDIT')
if is_editmode:
bpy.ops.object.mode_set(mode='OBJECT', toggle=False)
if not mesh.uv_textures:
uvtex = bpy.ops.mesh.uv_texture_add()
else:
uvtex = mesh.uv_textures.active
# adjust UVs
for i, uv in enumerate(uvtex.data):
uvs = uv.uv1, uv.uv2, uv.uv3, uv.uv4
for j, v_idx in enumerate(mesh.faces[i].vertices):
if uv.select_uv[j]:
# apply the location of the vertex as a UV
uvs[j][:] = mesh.vertices[v_idx].co.xy
if is_editmode:
bpy.ops.object.mode_set(mode='EDIT', toggle=False)
class UvOperator(bpy.types.Operator):
"""UV Operator description"""
bl_idname = "uv.simple_operator"
bl_label = "Simple UV Operator"
@classmethod
def poll(cls, context):
obj = context.active_object
return (obj and obj.type == 'MESH')
def execute(self, context):
main(context)
return {'FINISHED'}
def register():
bpy.utils.register_class(UvOperator)
def unregister():
bpy.utils.unregister_class(UvOperator)
if __name__ == "__main__":
register()
# test call
bpy.ops.uv.simple_operator()
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