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[MC6845] Hsync needs to toggle on every scanline.

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This commit is contained in:
Curt Coder 2008-11-22 13:13:23 +00:00
parent 09a2ffb043
commit c08dc3127e
1 changed files with 0 additions and 4 deletions
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4
src/emu/video/mc6845.c
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@ -442,10 +442,6 @@ static void update_hsync_changed_timers(mc6845_t *mc6845)
else else
next_y = (video_screen_get_vpos(mc6845->screen) + 1) % mc6845->vert_pix_total; next_y = (video_screen_get_vpos(mc6845->screen) + 1) % mc6845->vert_pix_total;
/* if the next line is not in the visible region, go to the beginning of the screen */
if (next_y > mc6845->max_visible_y)
next_y = 0;
timer_adjust_oneshot(mc6845->hsync_on_timer, video_screen_get_time_until_pos(mc6845->screen, next_y, mc6845->hsync_on_pos) , 0); timer_adjust_oneshot(mc6845->hsync_on_timer, video_screen_get_time_until_pos(mc6845->screen, next_y, mc6845->hsync_on_pos) , 0);
timer_adjust_oneshot(mc6845->hsync_off_timer, video_screen_get_time_until_pos(mc6845->screen, next_y, mc6845->hsync_off_pos), 0); timer_adjust_oneshot(mc6845->hsync_off_timer, video_screen_get_time_until_pos(mc6845->screen, next_y, mc6845->hsync_off_pos), 0);
} }