target rect (20,10)-(400,100)
fill (20,10)-(46,20) [0,0],[2,1]
string "ab" atpoint: (20,10) [0,0] fill: black
a
b
blit (33,10)-(46,20) [1,0],[1,1], to (124,10)-(137,20) [8,0],[1,1]
fill (33,10)-(124,20) [1,0],[7,1]
fill (46,10)-(124,20) [2,0],[6,1]
fill (33,10)-(46,20) [1,0],[1,1]
string "X" atpoint: (33,10) [1,0] fill: black
X