"Built-in" rasters in python map algebra

[curtvprice]

Any progress in implementing something like Map Algebra's

$$ROWMAP: Row address of the processing cell
$$COLMAP: Column address of the processing cell
$$XMAP: x-map coordinate for the center of the processing cell
$$YMAP: y-map coordinate for the center of the processing cell

[curtvprice]

There's been more recent discussion on this topic here:

$$NCOLS + $$ROWMAP in ArcGIS 10 Python map algebra‌