mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-11-09 15:05:58 +01:00
64 lines
1.6 KiB
C
64 lines
1.6 KiB
C
#define _POSIX_C_SOURCE 199309L
|
|
#include <GLES2/gl2.h>
|
|
#include <inttypes.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <time.h>
|
|
#include <wayland-server.h>
|
|
#include <wlr/backend.h>
|
|
#include <wlr/backend/session.h>
|
|
#include <wlr/types/wlr_output.h>
|
|
#include <wlr/util/log.h>
|
|
#include <xkbcommon/xkbcommon.h>
|
|
#include "support/shared.h"
|
|
|
|
struct sample_state {
|
|
float color[3];
|
|
int dec;
|
|
};
|
|
|
|
void handle_output_frame(struct output_state *output, struct timespec *ts) {
|
|
struct compositor_state *state = output->compositor;
|
|
struct sample_state *sample = state->data;
|
|
|
|
long ms = (ts->tv_sec - state->last_frame.tv_sec) * 1000 +
|
|
(ts->tv_nsec - state->last_frame.tv_nsec) / 1000000;
|
|
int inc = (sample->dec + 1) % 3;
|
|
|
|
sample->color[inc] += ms / 2000.0f;
|
|
sample->color[sample->dec] -= ms / 2000.0f;
|
|
|
|
if (sample->color[sample->dec] < 0.0f) {
|
|
sample->color[inc] = 1.0f;
|
|
sample->color[sample->dec] = 0.0f;
|
|
sample->dec = inc;
|
|
}
|
|
|
|
wlr_output_make_current(output->output, NULL);
|
|
|
|
glClearColor(sample->color[0], sample->color[1], sample->color[2], 1.0);
|
|
glClear(GL_COLOR_BUFFER_BIT);
|
|
|
|
wlr_output_swap_buffers(output->output, NULL, NULL);
|
|
}
|
|
|
|
int main() {
|
|
wlr_log_init(L_DEBUG, NULL);
|
|
struct sample_state state = {
|
|
.color = { 1.0, 0.0, 0.0 },
|
|
.dec = 0,
|
|
};
|
|
struct compositor_state compositor = { 0,
|
|
.data = &state,
|
|
.output_frame_cb = handle_output_frame,
|
|
};
|
|
compositor_init(&compositor);
|
|
if (!wlr_backend_start(compositor.backend)) {
|
|
wlr_log(L_ERROR, "Failed to start backend");
|
|
wlr_backend_destroy(compositor.backend);
|
|
exit(1);
|
|
}
|
|
wl_display_run(compositor.display);
|
|
compositor_fini(&compositor);
|
|
}
|