gfx: Fix Anti Aliased primitives coordinate system
commit567aafbadcf454ab32ea74f81d6dba8cd872e1d2
authorCyril Hrubis <metan@ucw.cz>
Mon, 13 Feb 2012 16:01:30 +0000 (13 17:01 +0100)
committerCyril Hrubis <metan@ucw.cz>
Mon, 13 Feb 2012 16:01:30 +0000 (13 17:01 +0100)
tree4aa552dfc1f260705863ee1480f43501aa0b24da
parente0d46203381e3dd146a17fe0078af68a1d2e8b40
gfx: Fix Anti Aliased primitives coordinate system

The middle of the pixel is now defined as integer coodinates + 0.5.

TODO: The general Anti Aliased Line doesn't work correctly with
      this change yet.
libs/gfx/GP_HLineAA.gen.c.t
libs/gfx/GP_PutPixelAA.gen.c.t
libs/gfx/GP_VLineAA.gen.c.t