Graphics rendering

A data processing apparatus comprises allocation circuitry to allocate a graphical feature for a virtual environment to a respective layer from a plurality of respective layers in dependence upon one or more properties for the graphical feature, wherein the plurality of respective layers comprise a mobile layer and at least one of a mobile re-projection layer and a static re-projection layer, rendering circuitry to render graphical features allocated to respective different layers of the plurality of respective layers with a different rendering quality, and an output image generator to generate an image for display according to a viewpoint of a virtual camera, wherein the image comprises graphical features allocated to respective different layers of the plurality of layers.