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Improve redrawing performance

This commit is contained in:
Přemysl Eric Janouch 2017-06-24 15:06:56 +02:00
parent 59f1a85d1b
commit 89764adf8e
Signed by: p
GPG Key ID: B715679E3A361BE6
1 changed files with 4 additions and 3 deletions
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hex.c
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@ -542,6 +542,7 @@ app_make_row (struct row_buffer *buf, int64_t addr, int attrs)
row_buffer_append (&ascii, " ", attrs);
int64_t end_addr = g_ctx.data_offset + g_ctx.data_len;
const char *hexa = "0123456789abcdef";
for (int x = 0; x < ROW_SIZE; x++)
{
if (x % 8 == 0) row_buffer_append (buf, " ", attrs);
@ -568,9 +569,9 @@ app_make_row (struct row_buffer *buf, int64_t addr, int attrs)
// TODO: leave it up to the user to decide what should be colored
uint8_t cell = g_ctx.data[cell_addr - g_ctx.data_offset];
char *hex = xstrdup_printf ("%02x", cell);
row_buffer_append (buf, hex, attrs | highlight);
free (hex);
row_buffer_append (buf,
(char[3]) { hexa[cell >> 4], hexa[cell & 7], 0 },
attrs | highlight);
char s[2] = { (cell >= 32 && cell < 127) ? cell : '.', 0 };
row_buffer_append (&ascii, s, attrs_mark | highlight);