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	tled: call dir_context() less frequently in led_render() - neatvi - [fork] simp…
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	---
	commit 85f9a4757722e1bc89d9e2ea84cdf98361e6899c
	parent a1a91f49480b499d8ad0c64a37554e7677db483c
	Author: Ali Gholami Rudi <[email protected]>
	Date: Wed, 20 May 2015 19:06:21 +0430

	led: call dir_context() less frequently in led_render()

	Diffstat:
	M led.c \| 12 +++++++++---

	1 file changed, 9 insertions(+), 3 deletions(-)
	---
	diff --git a/led.c b/led.c
	t@@ -30,6 +30,11 @@ int led_pos(char *s, int pos)
	return dir_context(s) >= 0 ? pos : xcols - pos - 1;
	}

	+static int led_posctx(int dir, int pos)
	+{
	+ return dir >= 0 ? pos : xcols - pos - 1;
	+}
	+
	char led_keymap(char kmap, int c)
	{
	return c >= 0 ? kmap_map(kmap, c) : NULL;
	t@@ -43,6 +48,7 @@ static char led_render(char s0)
	char *chrs; / chrs[i]: the i-th character in s1 */
	struct sbuf *out;
	int i, j;
	+ int ctx = dir_context(s0);
	chrs = uc_chop(s0, &n);
	pos = ren_position(s0);
	off = malloc(xcols * sizeof(off[0]));
	t@@ -52,9 +58,9 @@ static char led_render(char s0)
	int curwid = ren_cwid(chrs[i], curpos);
	if (curpos >= 0 && curpos + curwid < xcols) {
	for (j = 0; j < curwid; j++) {
	- off[led_pos(s0, curpos + j)] = i;
	- if (led_pos(s0, curpos + j) > maxcol)
	- maxcol = led_pos(s0, curpos + j);
	+ off[led_posctx(ctx, curpos + j)] = i;
	+ if (led_posctx(ctx, curpos + j) > maxcol)
	+ maxcol = led_posctx(ctx, curpos + j);
	}
	}
	}