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Add interpolation so output file contains lcdlinear[] matrix dump

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26869 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Marcin Bukat 2010-06-16 09:12:46 +00:00
parent 0d48448500
commit 23b9df2890
1 changed files with 19 additions and 2 deletions
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21
apps/plugins/test_grey.c
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@ -85,7 +85,7 @@ PLUGIN_HEADER
#elif CONFIG_KEYPAD == MPIO_HD200_PAD
#define GREY_QUIT (BUTTON_REC|BUTTON_PLAY)
#define GREY_OK BUTTON_SELECT
#define GREY_OK BUTTON_PLAY
#define GREY_PREV BUTTON_PREV
#define GREY_NEXT BUTTON_NEXT
#define GREY_UP BUTTON_VOL_UP
@ -158,7 +158,7 @@ enum plugin_status plugin_start(const void* parameter)
{
bool done = false;
int cur_step = 1;
int button, i, l, fd;
int button, i, j, l, fd;
unsigned char filename[MAX_PATH];
/* standard stuff */
@ -182,6 +182,8 @@ enum plugin_status plugin_start(const void* parameter)
grey_clear_display();
grey_show(true);
rb->lcd_setfont(FONT_SYSFIXED);
while (!done)
{
fill_rastered(-3, -3, 2, 2, cur_step - 1);
@ -235,14 +237,29 @@ enum plugin_status plugin_start(const void* parameter)
break;
case GREY_OK:
/* dump result in form suitable for lcdlinear[] */
rb->create_numbered_filename(filename, "/", "test_grey_",
".txt", 2 IF_CNFN_NUM_(, NULL));
fd = rb->open(filename, O_RDWR|O_CREAT|O_TRUNC, 0666);
if (fd >= 0)
{
rb->fdprintf(fd, "Adjusted grey shades\n");
for (i = 0; i <= STEPS; i++)
rb->fdprintf(fd, "%3d: %3d\n", input_levels[i],
lcd_levels[i]);
rb->fdprintf(fd,"\n\nInterpolated lcdlinear matrix\n");
for (i = 1; i <= STEPS; i++)
{
for (j=0; j < STEPS; j++)
{
rb->fdprintf(fd, "%3d, ",
lcd_levels[i-1] +
((lcd_levels[i] - lcd_levels[i-1])*j)/STEPS);
}
rb->fdprintf(fd, "\n");
}
rb->close(fd);
}
/* fall through */