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author | Thomas Martitz <kugel@rockbox.org> | 2009-10-24 16:01:53 +0000 |
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committer | Thomas Martitz <kugel@rockbox.org> | 2009-10-24 16:01:53 +0000 |
commit | e4921d6ab5f7bf8999592faa0a9179bb40f11ebf (patch) | |
tree | 247d2780bdf1b78a482d22002a46f4dd9b8e1565 /firmware/target/arm/as3525/sansa-e200v2 | |
parent | c6a29640680fe3eef34754ff41a7a3ed6e3803b2 (diff) | |
download | rockbox-e4921d6ab5f7bf8999592faa0a9179bb40f11ebf.tar.gz rockbox-e4921d6ab5f7bf8999592faa0a9179bb40f11ebf.zip |
Speed up lcd_update_rect by ~2.5% by counting towards 0 in the loop.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@23329 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/target/arm/as3525/sansa-e200v2')
-rw-r--r-- | firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c b/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c index 7c3ccc2c0b..24fc4eae57 100644 --- a/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c +++ b/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c | |||
@@ -556,12 +556,15 @@ void lcd_update_rect(int x, int y, int width, int height) | |||
556 | 556 | ||
557 | ptr = (fb_data*)&lcd_framebuffer[y][x]; | 557 | ptr = (fb_data*)&lcd_framebuffer[y][x]; |
558 | 558 | ||
559 | |||
560 | height = ymax - y - 1; /* fix height */ | ||
561 | |||
559 | do | 562 | do |
560 | { | 563 | { |
561 | lcd_write_data(ptr, width); | 564 | lcd_write_data(ptr, width); |
562 | ptr += LCD_WIDTH; | 565 | ptr += LCD_WIDTH; |
563 | } | 566 | } |
564 | while (++y <= ymax); | 567 | while (--height > 0); |
565 | 568 | ||
566 | lcd_busy = false; | 569 | lcd_busy = false; |
567 | } /* lcd_update_rect */ | 570 | } /* lcd_update_rect */ |