Hi Tvrtko,
On 2023-10-11 at 09:38:44 +0100, Tvrtko Ursulin wrote:
> From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
>
> Padding the percentage bars and table columns with spaces happens quite a
> lot so lets do better than putchar at a time. Have a table of visually
> empty strings and build the required length out of those chunks.
>
> While at it, also move the percentage bar table into its function scope.
>
> v2:
> * Fix checkpatch and use ARRAY_SIZE. (Kamil)
>
> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
> Cc: Kamil Konieczny <kamil.konieczny@xxxxxxxxxxxxxxx>
Reviewed-by: Kamil Konieczny <kamil.konieczny@xxxxxxxxxxxxxxx>
> ---
> tools/intel_gpu_top.c | 38 +++++++++++++++++++++++++++++++++-----
> 1 file changed, 33 insertions(+), 5 deletions(-)
>
> diff --git a/tools/intel_gpu_top.c b/tools/intel_gpu_top.c
> index b6d1014f00b8..006879c4ae67 100644
> --- a/tools/intel_gpu_top.c
> +++ b/tools/intel_gpu_top.c
> @@ -926,14 +926,39 @@ static void free_display_clients(struct igt_drm_clients *clients)
> free(clients);
> }
>
> -static const char *bars[] = { " ", "▏", "▎", "▍", "▌", "▋", "▊", "▉", "█" };
> -
> static int n_spaces(const int n)
> {
> - int i;
> + static const char *spaces[] = {
> + " ",
> + " ",
> + " ",
> + " ",
> + " ",
> + " ",
> + " ",
> + " ",
> + " ",
> + " ",
> + " ",
> + " ",
> + " ",
> + " ",
> + " ",
> + " ",
> + " ",
> + " ",
> + " ",
> + };
> + int i, r = n;
>
> - for (i = 0; i < n; i++)
> - putchar(' ');
> + while (r) {
> + if (r > ARRAY_SIZE(spaces))
> + i = ARRAY_SIZE(spaces) - 1;
> + else
> + i = r - 1;
> + fputs(spaces[i], stdout);
> + r -= i + 1;
> + }
>
> return n;
> }
> @@ -941,6 +966,9 @@ static int n_spaces(const int n)
> static void
> print_percentage_bar(double percent, double max, int max_len, bool numeric)
> {
> + static const char *bars[] = {
> + " ", "▏", "▎", "▍", "▌", "▋", "▊", "▉", "█"
> + };
> int bar_len, i, len = max_len - 2;
> const int w = 8;
>
> --
> 2.39.2
>
