... I got all my tests for check_over to pass and moved on to writing the first test for do_kernel_square. ... I got all the tests working again and modified the pixmap code to create a float array instead of a double and use a half pixel grid. ... I got all the test cases to run and then modified the cdrizzlebox code to be zero based instead of one based. ... Dobox is the top of the hierarchy of code that needs to be tested for errors after rewriting map_value. ... And I got the tests to work again. ...