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Add -d option to specify delay

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This commit is contained in:
Simon Ser 2023-01-11 11:19:55 +01:00
parent 539febb2df
commit 70c3b7c5c0
2 changed files with 28 additions and 4 deletions
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2
include/chayang.h
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@ -16,7 +16,7 @@ struct chayang {
struct wl_list seats; struct wl_list seats;
bool running; bool running;
int64_t start_time_ms; int64_t delay_ms, start_time_ms;
}; };
struct chayang_output { struct chayang_output {

30
main.c
View file

@ -1,3 +1,4 @@
#include <errno.h>
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>
@ -12,8 +13,6 @@
#include "viewporter-protocol.h" #include "viewporter-protocol.h"
#include "wlr-layer-shell-unstable-v1-protocol.h" #include "wlr-layer-shell-unstable-v1-protocol.h"
#define DIM_DELAY_MS 3000
static void repaint_output(struct chayang_output *output); static void repaint_output(struct chayang_output *output);
static int64_t now_ms(void) { static int64_t now_ms(void) {
@ -37,7 +36,7 @@ static const struct wl_callback_listener frame_callback_listener = {
static void repaint_output(struct chayang_output *output) { static void repaint_output(struct chayang_output *output) {
int64_t delta = now_ms() - output->chayang->start_time_ms; int64_t delta = now_ms() - output->chayang->start_time_ms;
double progress = (double)delta / DIM_DELAY_MS; double progress = (double)delta / output->chayang->delay_ms;
if (progress >= 1) { if (progress >= 1) {
output->chayang->running = false; output->chayang->running = false;
return; return;
@ -251,6 +250,31 @@ int main(int argc, char *argv[]) {
wl_list_init(&state.outputs); wl_list_init(&state.outputs);
wl_list_init(&state.seats); wl_list_init(&state.seats);
double delay_sec = 3;
while (1) {
int opt = getopt(argc, argv, "hd:");
if (opt < 0) {
break;
}
switch (opt) {
case 'd':
char *end = NULL;
errno = 0;
delay_sec = strtod(optarg, &end);
if (errno != 0 || end == optarg || end != &optarg[strlen(optarg)]) {
fprintf(stderr, "invalid -d value\n");
return 1;
}
break;
default:
fprintf(stderr, "usage: chayang [-d seconds]\n");
return opt == 'h' ? 0 : 1;
}
}
state.delay_ms = delay_sec * 1000;
struct wl_display *display = wl_display_connect(NULL); struct wl_display *display = wl_display_connect(NULL);
if (display == NULL) { if (display == NULL) {
fprintf(stderr, "failed to connect to display\n"); fprintf(stderr, "failed to connect to display\n");