[Tale]

Originally Posted by Chain

but i only get a big black window... and no line...

I think you need to define the color i.e.:

@gfx
gfx_r = 1; // Red
gfx_g = 0.5; // Green
gfx_b = 0; // Blue
gfx_a = 1; // Alpha
gfx_line(10, 10, 300, 200, 1);

Originally Posted by Chain

what is the aa refering to?

Setting it to 1 will draw a smooth line, 0 will draw a ragged line; the latter probably is faster but uglier.