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simple-egl: implement destructors

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Destroy all wl objects and call EGL cleanup functions. Reduces leaks
reported by Valgrind considerably, though not to zero.

Signed-off-by: Pekka Paalanen <ppaalanen@gmail.com>
This commit is contained in:
Pekka Paalanen
2011-12-13 14:50:25 +02:00
parent c4cd62acee
commit 2c2c1060e9
1 changed files with 38 additions and 5 deletions
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clients/simple-egl.c
+38 -5
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@@ -66,6 +66,7 @@ struct window {
struct wl_surface *surface;
struct wl_shell_surface *shell_surface;
EGLSurface egl_surface;
struct wl_callback *callback;
};
static const char *vert_shader_text =
@@ -125,6 +126,18 @@ init_egl(struct display *display)
}
static void
fini_egl(struct display *display)
{
/* Required, otherwise segfault in egl_dri2.c: dri2_make_current()
* on eglReleaseThread(). */
eglMakeCurrent(display->egl.dpy, EGL_NO_SURFACE, EGL_NO_SURFACE,
EGL_NO_CONTEXT);
eglTerminate(display->egl.dpy);
eglReleaseThread();
}
static GLuint
create_shader(struct window *window, const char *source, GLenum shader_type)
{
@@ -219,6 +232,18 @@ create_surface(struct window *window)
assert(ret == EGL_TRUE);
}
static void
destroy_surface(struct window *window)
{
wl_egl_window_destroy(window->native);
wl_shell_surface_destroy(window->shell_surface);
wl_surface_destroy(window->surface);
if (window->callback)
wl_callback_destroy(window->callback);
}
static const struct wl_callback_listener frame_listener;
static void
@@ -276,8 +301,8 @@ redraw(void *data, struct wl_callback *callback, uint32_t time)
if (callback)
wl_callback_destroy(callback);
callback = wl_surface_frame(window->surface);
wl_callback_add_listener(callback, &frame_listener, window);
window->callback = wl_surface_frame(window->surface);
wl_callback_add_listener(window->callback, &frame_listener, window);
}
static const struct wl_callback_listener frame_listener = {
@@ -323,9 +348,6 @@ main(int argc, char **argv)
struct display display = { 0 };
struct window window = { 0 };
memset(&display, 0, sizeof display);
memset(&window, 0, sizeof window);
window.display = &display;
window.geometry.width = 250;
window.geometry.height = 250;
@@ -355,5 +377,16 @@ main(int argc, char **argv)
fprintf(stderr, "simple-egl exiting\n");
destroy_surface(&window);
fini_egl(&display);
if (display.shell)
wl_shell_destroy(display.shell);
if (display.compositor)
wl_compositor_destroy(display.compositor);
wl_display_destroy(display.display);
return 0;
}