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| author | Thomas Martitz <kugel@rockbox.org> | 2009-03-11 21:10:17 +0000 |
|---|---|---|
| committer | Thomas Martitz <kugel@rockbox.org> | 2009-03-11 21:10:17 +0000 |
| commit | 924556c0a79bc15bbcbb3a2353ca6f70aed1b918 (patch) | |
| tree | 553550b9df6c412c3d09a0c13e2f469b83af3d72 | |
| parent | 105fe0679d10b73d2b4be90fe996fea41c8a6f28 (diff) | |
| download | rockbox-924556c0a79bc15bbcbb3a2353ca6f70aed1b918.zip rockbox-924556c0a79bc15bbcbb3a2353ca6f70aed1b918.tar.gz rockbox-924556c0a79bc15bbcbb3a2353ca6f70aed1b918.tar.bz2 rockbox-924556c0a79bc15bbcbb3a2353ca6f70aed1b918.tar.xz | |
Get rid of the last "backlight thread fading" remnant, and of the calculation of the delay. It actually wasn't more than those 3 cases before anyway.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20295 a1c6a512-1295-4272-9138-f99709370657
| -rw-r--r-- | firmware/export/backlight-sw-fading.h | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/firmware/export/backlight-sw-fading.h b/firmware/export/backlight-sw-fading.h index 8527fd0..7a0deda 100644 --- a/firmware/export/backlight-sw-fading.h +++ b/firmware/export/backlight-sw-fading.h @@ -19,13 +19,19 @@ * ****************************************************************************/ -#ifndef BACKLIGHT_THREAD_FADING_H -#define BACKLIGHT_THREAD_FADING_H +#ifndef BACKLIGHT_SW_FADING_H +#define BACKLIGHT_SW_FADING_H + + +/* total fading time will be current brightness level * FADE_DELAY * 10ms */ +#if (MAX_BRIGHTNESS_SETTING >= 25) +#define FADE_DELAY 2 /* =HZ/50 => 20ms */ +#elif (MAX_BRIGHTNESS_SETTING >= 16) +#define FADE_DELAY 3 /* =HZ/33 => 30ms */ +#else +#define FADE_DELAY 4 /* =HZ/25 => 40ms*/ +#endif -/* delay supposed to be MAX_BRIGHTNESS_SETTING*2 rounded to the next multiple - * of 5, however not more than 40 */ -#define _FADE_DELAY (((MAX_BRIGHTNESS_SETTING*2+4)/5)*5) -#define FADE_DELAY (HZ/(MIN(_FADE_DELAY, 40))) void _backlight_fade_update_state(int brightness); bool _backlight_fade_step(int direction); @@ -38,4 +44,4 @@ enum { FADING_DOWN, }; -#endif /* _BACKLIGHT_THREAD_FADING_ */ +#endif /* BACKLIGHT_SW_FADING_H */ |