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* Make the --metal filter only change the colour, not the characters.

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This commit is contained in:
Sam Hocevar 2006-09-30 10:48:32 +00:00 committed by sam
parent c025bc4f2b
commit d9bb31a40e
1 changed files with 10 additions and 20 deletions
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30
src/filters.c
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@ -60,23 +60,12 @@ void filter_autocrop(cucul_canvas_t *cv)
void filter_metal(cucul_canvas_t *cv)
{
static struct
static unsigned char const palette[] =
{
char ch[6];
unsigned char fg, bg;
}
const palette[] =
{
{ " ", CUCUL_COLOR_LIGHTBLUE, CUCUL_COLOR_LIGHTBLUE },
{ "░", CUCUL_COLOR_BLUE, CUCUL_COLOR_LIGHTBLUE },
{ "▒", CUCUL_COLOR_BLUE, CUCUL_COLOR_LIGHTBLUE },
{ "░", CUCUL_COLOR_LIGHTBLUE, CUCUL_COLOR_BLUE },
{ " ", CUCUL_COLOR_BLUE, CUCUL_COLOR_BLUE },
{ " ", CUCUL_COLOR_LIGHTGRAY, CUCUL_COLOR_LIGHTGRAY },
{ "░", CUCUL_COLOR_DARKGRAY, CUCUL_COLOR_LIGHTGRAY },
{ "▒", CUCUL_COLOR_DARKGRAY, CUCUL_COLOR_LIGHTGRAY },
{ "░", CUCUL_COLOR_LIGHTGRAY, CUCUL_COLOR_DARKGRAY },
{ " ", CUCUL_COLOR_DARKGRAY, CUCUL_COLOR_DARKGRAY },
CUCUL_COLOR_LIGHTBLUE,
CUCUL_COLOR_BLUE,
CUCUL_COLOR_LIGHTGRAY,
CUCUL_COLOR_DARKGRAY,
};
unsigned int x, y, w, h;
@ -87,14 +76,15 @@ void filter_metal(cucul_canvas_t *cv)
for(y = 0; y < h; y++)
for(x = 0; x < w; x++)
{
unsigned long int ch = cucul_getchar(cv, x, y);
int i;
if(cucul_getchar(cv, x, y) == (unsigned char)' ')
if(ch == (unsigned char)' ')
continue;
i = y * 10 / h;
cucul_set_color(cv, palette[i].fg, palette[i].bg);
cucul_putstr(cv, x, y, palette[i].ch);
i = y * 4 / h;
cucul_set_color(cv, palette[i], CUCUL_COLOR_TRANSPARENT);
cucul_putchar(cv, x, y, ch);
}
}