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| author | greg <greg@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2009-03-06 01:26:44 +0000 |
|---|---|---|
| committer | greg <greg@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2009-03-06 01:26:44 +0000 |
| commit | d80cd192af49b29aed5cc2a964f3c11910c1339c (patch) | |
| tree | 4f7299eed83322245de16967d3cb63532bab0623 | |
| parent | cd12c943e846ec7ec4e6d65266f20670e2072927 (diff) | |
| download | libass-d80cd192af49b29aed5cc2a964f3c11910c1339c.tar.bz2 libass-d80cd192af49b29aed5cc2a964f3c11910c1339c.tar.xz | |
Replace magic numbers (for subpixel accuracy masking) with a define.
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@28835 b3059339-0415-0410-9bf9-f77b7e298cf2
| -rw-r--r-- | libass/ass_render.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/libass/ass_render.c b/libass/ass_render.c index fa10d24..0524e02 100644 --- a/libass/ass_render.c +++ b/libass/ass_render.c @@ -45,6 +45,7 @@ #define MAX_LINES 300 #define BLUR_MAX_RADIUS 50.0 #define ROUND(x) ((int) ((x) + .5)) +#define SUBPIXEL_MASK 56 // d6 bitmask for subpixel accuracy adjustment static int last_render_id = 0; @@ -1964,12 +1965,12 @@ static int ass_render_event(ass_event_t* event, event_images_t* event_images) pen.y += delta.y * render_context.scale_y; } - shift.x = pen.x & 56; - shift.y = pen.y & 56; + shift.x = pen.x & SUBPIXEL_MASK; + shift.y = pen.y & SUBPIXEL_MASK; if (render_context.evt_type == EVENT_POSITIONED) { - shift.x += double_to_d6(x2scr_pos(render_context.pos_x)) & 56; - shift.y -= double_to_d6(y2scr_pos(render_context.pos_y)) & 56; + shift.x += double_to_d6(x2scr_pos(render_context.pos_x)) & SUBPIXEL_MASK; + shift.y -= double_to_d6(y2scr_pos(render_context.pos_y)) & SUBPIXEL_MASK; } ass_font_set_transform(render_context.font, |