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clients/simple-egl: Add option to use EGL_EXT_present_opaque 

Signed-off-by: Alexandros Frantzis <alexandros.frantzis@collabora.com>
This commit is contained in:
Alexandros Frantzis 2024-05-14 14:49:56 +03:00 committed by Marius Vlad
parent 479a0247c9
commit e59eca5187
1 changed files with 22 additions and 2 deletions
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24
clients/simple-egl.c
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@ -116,6 +116,7 @@ struct window {
struct xdg_toplevel *xdg_toplevel;
EGLSurface egl_surface;
int fullscreen, maximized, opaque, buffer_bpp, interval, delay;
int present_opaque;
struct wp_tearing_control_v1 *tear_control;
struct wp_viewport *viewport;
struct wp_fractional_scale_v1 *fractional_scale_obj;
@ -270,6 +271,13 @@ init_egl(struct display *display, struct window *window)
}
}
if (window->present_opaque &&
(!extensions ||
!weston_check_egl_extension(extensions, "EGL_EXT_present_opaque"))) {
fprintf(stderr, "missing required EGL_EXT_present_opaque extension\n");
exit(1);
}
if (display->swap_buffers_with_damage)
printf("has EGL_EXT_buffer_age and %s\n", swap_damage_ext_to_entrypoint[i].extension);
@ -438,6 +446,7 @@ init_gl(struct window *window)
GLuint program;
GLint status;
EGLBoolean ret;
EGLint attribs[] = { EGL_PRESENT_OPAQUE_EXT, EGL_TRUE, EGL_NONE };
if (window->needs_buffer_geometry_update)
update_buffer_geometry(window);
@ -448,7 +457,15 @@ init_gl(struct window *window)
window->egl_surface =
weston_platform_create_egl_surface(window->display->egl.dpy,
window->display->egl.conf,
window->native, NULL);
window->native,
window->present_opaque ?
attribs : NULL);
if (!window->egl_surface) {
fprintf(stderr, "Failed to create EGLSurface, error 0x%x\n",
eglGetError());
exit(1);
}
ret = eglMakeCurrent(window->display->egl.dpy, window->egl_surface,
window->egl_surface, window->display->egl.ctx);
@ -1299,13 +1316,14 @@ usage(int error_code)
" -f\tRun in fullscreen mode\n"
" -r\tUse fixed width/height ratio when run in fullscreen mode\n"
" -m\tRun in maximized mode\n"
" -o\tCreate an opaque surface\n"
" -o\tCreate an opaque surface (without alpha)\n"
" -s\tUse a 16 bpp EGL config\n"
" -b\tDon't sync to compositor redraw (eglSwapInterval 0)\n"
" -t\tEnable tearing via the tearing_control protocol\n"
" -T\tEnable and disable tearing every 5 seconds\n"
" -v\tDraw a moving vertical bar instead of a triangle\n"
" -i <interval> \tSet eglSwapInterval to interval\n"
" -p\tPresent surface opaquely, regardless of alpha\n"
" -h\tThis help text\n\n");
exit(error_code);
@ -1359,6 +1377,8 @@ main(int argc, char **argv)
window.vertical_bar = true;
else if (strcmp("-i", argv[i]) == 0)
window.interval = atoi(argv[++i]);
else if (strcmp("-p", argv[i]) == 0)
window.present_opaque = 1;
else if (strcmp("-h", argv[i]) == 0)
usage(EXIT_SUCCESS);
else