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##[Example scripts]=group
##Input_raster=raster
##Input_vector=vector
##Output_layer=output vector
from qgis.core import *
vector = processing.getObject(Input_vector)
raster = processing.getObject(Input_raster)
geometryType = vector.geometryType()
if geometryType == QGis.Point:
processing.runalg('qgis:saveselectedfeatures', vector, Output_layer)
elif geometryType == QGis.Line:
processing.runalg('qgis:generatepointspixelcentroidsalongline', raster, vector, Output_layer)
elif geometryType == QGis.Polygon:
processing.runalg('qgis:generatepointspixelcentroidsinsidepolygons', raster, vector, Output_layer)
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