From ca2e99b4be0155abc90033ba2757f39d3ede9713 Mon Sep 17 00:00:00 2001 From: Michiel Van Der Kolk Date: Fri, 4 Mar 2005 11:01:33 +0000 Subject: Grayscale support for rockboy - can't work without markuns patch, needs rockbox' internal framebuffer in 2 bit (4 pixels / byte) format. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@6132 a1c6a512-1295-4272-9138-f99709370657 --- apps/plugins/rockboy/sys_rockbox.c | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) (limited to 'apps/plugins/rockboy/sys_rockbox.c') diff --git a/apps/plugins/rockboy/sys_rockbox.c b/apps/plugins/rockboy/sys_rockbox.c index 1cce81478b..9f6b588b47 100644 --- a/apps/plugins/rockboy/sys_rockbox.c +++ b/apps/plugins/rockboy/sys_rockbox.c @@ -236,9 +236,22 @@ void vid_update(int scanline) #else /* LCD_HEIGHT != 64, iRiver */ if (fb.mode==1) scanline-=16; +#ifdef GRAYSCALE + scanline_remapped = scanline / 4; +#else scanline_remapped = scanline / 8; +#endif frameb = rb->lcd_framebuffer + scanline_remapped * LCD_WIDTH; while (cnt < 160) { +#ifdef GRAYSCALE + *(frameb++) = (scan.buf[0][cnt]&0x3) | + ((scan.buf[1][cnt]&0x3)<<2) | + ((scan.buf[2][cnt]&0x3)<<4) | + ((scan.buf[3][cnt]&0x3)<<6); + cnt++; + } + rb->lcd_update_rect(0, scanline & ~3, LCD_WIDTH, 4); //8); +#else register unsigned scrbyte = 0; if (scan.buf[0][cnt] & 0x02) scrbyte |= 0x01; if (scan.buf[1][cnt] & 0x02) scrbyte |= 0x02; @@ -252,7 +265,8 @@ void vid_update(int scanline) cnt++; } rb->lcd_update_rect(0, scanline & ~7, LCD_WIDTH, 8); -#endif +#endif /* GRAYSCALE */ +#endif /* LCD_HEIGHT */ } void vid_end(void) -- cgit v1.2.3