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-rw-r--r--sample/simple-egl/src/simple-egl.cpp744
1 files changed, 744 insertions, 0 deletions
diff --git a/sample/simple-egl/src/simple-egl.cpp b/sample/simple-egl/src/simple-egl.cpp
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+++ b/sample/simple-egl/src/simple-egl.cpp
@@ -0,0 +1,744 @@
+/*
+ * Copyright (c) 2017 TOYOTA MOTOR CORPORATION
+ * Copyright © 2011 Benjamin Franzke
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include <mutex>
+#include <chrono>
+
+#include <iostream>
+#include <string>
+#include <stdarg.h>
+#include <sys/types.h>
+#include <thread>
+#include <exception>
+#include <vector>
+#include <sstream>
+
+#include <assert.h>
+#include <signal.h>
+
+#include <wayland-client.h>
+#include <wayland-egl.h>
+
+#include <GLES2/gl2.h>
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+
+#include "libwindowmanager.h"
+#include <libhomescreen.hpp>
+
+#include "ivi-application-client-protocol.h"
+using namespace std;
+
+
+uint32_t g_id_ivisurf = 9009;
+long port = 1700;
+string token = string("wm");
+bool enable_debug = false;
+
+string app_name = string("Navigation");
+
+LibHomeScreen* hs;
+LibWindowmanager *wm;
+
+static const struct wl_interface *types[] = {
+ NULL,
+ NULL,
+ NULL,
+ &wl_surface_interface,
+ &ivi_surface_interface,
+};
+
+static const struct wl_message ivi_surface_requests[] = {
+ { "destroy", "", types + 0 },
+};
+
+static const struct wl_message ivi_surface_events[] = {
+ { "configure", "ii", types + 0 },
+};
+
+const struct wl_interface ivi_surface_interface = {
+ "ivi_surface", 1,
+ 1, ivi_surface_requests,
+ 1, ivi_surface_events,
+};
+
+static const struct wl_message ivi_application_requests[] = {
+ { "surface_create", "uon", types + 2 },
+};
+
+const struct wl_interface ivi_application_interface = {
+ "ivi_application", 1,
+ 1, ivi_application_requests,
+ 0, NULL,
+};
+
+#include "platform.h"
+
+#ifndef EGL_EXT_swap_buffers_with_damage
+#define EGL_EXT_swap_buffers_with_damage 1
+typedef EGLBoolean (EGLAPIENTRYP PFNEGLSWAPBUFFERSWITHDAMAGEEXTPROC)(EGLDisplay dpy, EGLSurface surface, EGLint *rects, EGLint n_rects);
+#endif
+
+#ifndef EGL_EXT_buffer_age
+#define EGL_EXT_buffer_age 1
+#define EGL_BUFFER_AGE_EXT 0x313D
+#endif
+
+struct window;
+struct seat;
+
+struct display {
+ struct wl_display *display;
+ struct wl_registry *registry;
+ struct wl_compositor *compositor;
+ struct wl_seat *seat;
+ struct {
+ EGLDisplay dpy;
+ EGLContext ctx;
+ EGLConfig conf;
+ } egl;
+ struct window *window;
+ struct ivi_application *ivi_application;
+
+ PFNEGLSWAPBUFFERSWITHDAMAGEEXTPROC swap_buffers_with_damage;
+};
+
+struct geometry {
+ int width, height;
+};
+
+struct window {
+ struct display *display;
+ struct geometry geometry, window_size;
+ struct {
+ GLuint rotation_uniform;
+ GLuint pos;
+ GLuint col;
+ } gl;
+
+ uint32_t benchmark_time, frames;
+ struct wl_egl_window *native;
+ struct wl_surface *surface;
+ struct ivi_surface *ivi_surface;
+ EGLSurface egl_surface;
+ struct wl_callback *callback;
+ int fullscreen, opaque, buffer_size, frame_sync;
+};
+
+static const char *vert_shader_text =
+ "uniform mat4 rotation;\n"
+ "attribute vec4 pos;\n"
+ "attribute vec4 color;\n"
+ "varying vec4 v_color;\n"
+ "void main() {\n"
+ " gl_Position = rotation * pos;\n"
+ " v_color = color;\n"
+ "}\n";
+
+static const char *frag_shader_text =
+ "precision mediump float;\n"
+ "varying vec4 v_color;\n"
+ "void main() {\n"
+ " gl_FragColor = v_color;\n"
+ "}\n";
+
+static int running = 1;
+
+static void debug_out(const char* str, ...)
+{
+ if(!enable_debug)
+ return;
+ char *out;
+ va_list arg_ptr;
+ va_start(arg_ptr, str);
+ vasprintf(&out, str, arg_ptr);
+ cout << out;
+ va_end(arg_ptr);
+ // cout << endl;
+}
+
+static void
+init_egl(struct display *display, struct window *window)
+{
+ static const EGLint context_attribs[] = {
+ EGL_CONTEXT_CLIENT_VERSION, 2,
+ EGL_NONE
+ };
+ const char *extensions;
+
+ EGLint config_attribs[] = {
+ EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
+ EGL_RED_SIZE, 1,
+ EGL_GREEN_SIZE, 1,
+ EGL_BLUE_SIZE, 1,
+ EGL_ALPHA_SIZE, 1,
+ EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
+ EGL_NONE
+ };
+
+ EGLint major, minor, n, count, i, size;
+ EGLConfig *configs;
+ EGLBoolean ret;
+
+ if (window->opaque || window->buffer_size == 16)
+ config_attribs[9] = 0;
+
+ display->egl.dpy = weston_platform_get_egl_display(EGL_PLATFORM_WAYLAND_KHR, display->display, NULL);
+ assert(display->egl.dpy);
+
+ ret = eglInitialize(display->egl.dpy, &major, &minor);
+ assert(ret == EGL_TRUE);
+ ret = eglBindAPI(EGL_OPENGL_ES_API);
+ assert(ret == EGL_TRUE);
+
+ if (!eglGetConfigs(display->egl.dpy, NULL, 0, &count) || count < 1)
+ assert(0);
+
+ configs = calloc(count, sizeof *configs);
+ assert(configs);
+
+ ret = eglChooseConfig(display->egl.dpy, config_attribs,
+ configs, count, &n);
+ assert(ret && n >= 1);
+
+ for (i = 0; i < n; i++) {
+ eglGetConfigAttrib(display->egl.dpy,
+ configs[i], EGL_BUFFER_SIZE, &size);
+ if (window->buffer_size == size) {
+ display->egl.conf = configs[i];
+ break;
+ }
+ }
+ free(configs);
+ if (display->egl.conf == NULL) {
+ debug_out("did not find config with buffer size %d\n",
+ window->buffer_size);
+ exit(EXIT_FAILURE);
+ }
+
+ display->egl.ctx = eglCreateContext(display->egl.dpy,
+ display->egl.conf,
+ EGL_NO_CONTEXT, context_attribs);
+ assert(display->egl.ctx);
+
+ display->swap_buffers_with_damage = NULL;
+ extensions = eglQueryString(display->egl.dpy, EGL_EXTENSIONS);
+ if (extensions &&
+ strstr(extensions, "EGL_EXT_swap_buffers_with_damage") &&
+ strstr(extensions, "EGL_EXT_buffer_age"))
+ display->swap_buffers_with_damage =
+ (PFNEGLSWAPBUFFERSWITHDAMAGEEXTPROC)
+ eglGetProcAddress("eglSwapBuffersWithDamageEXT");
+
+ if (display->swap_buffers_with_damage)
+ debug_out("has EGL_EXT_buffer_age and EGL_EXT_swap_buffers_with_damage\n");
+
+}
+
+static void
+fini_egl(struct display *display)
+{
+ eglTerminate(display->egl.dpy);
+ eglReleaseThread();
+}
+
+static GLuint
+create_shader(struct window *window, const char *source, GLenum shader_type)
+{
+ GLuint shader;
+ GLint status;
+
+ shader = glCreateShader(shader_type);
+ assert(shader != 0);
+
+ glShaderSource(shader, 1, (const char **) &source, NULL);
+ glCompileShader(shader);
+
+ glGetShaderiv(shader, GL_COMPILE_STATUS, &status);
+ if (!status) {
+ char log[1000];
+ GLsizei len;
+ glGetShaderInfoLog(shader, 1000, &len, log);
+ debug_out("Error: compiling %s: %*s\n",
+ shader_type == GL_VERTEX_SHADER ? "vertex" : "fragment",
+ len, log);
+ exit(1);
+ }
+
+ return shader;
+}
+
+static void
+init_gl(struct window *window)
+{
+ GLuint frag, vert;
+ GLuint program;
+ GLint status;
+
+ frag = create_shader(window, frag_shader_text, GL_FRAGMENT_SHADER);
+ vert = create_shader(window, vert_shader_text, GL_VERTEX_SHADER);
+
+ program = glCreateProgram();
+ glAttachShader(program, frag);
+ glAttachShader(program, vert);
+ glLinkProgram(program);
+
+ glGetProgramiv(program, GL_LINK_STATUS, &status);
+ if (!status) {
+ char log[1000];
+ GLsizei len;
+ glGetProgramInfoLog(program, 1000, &len, log);
+ debug_out("Error: linking:\n%*s\n", len, log);
+ exit(1);
+ }
+
+ glUseProgram(program);
+
+ window->gl.pos = 0;
+ window->gl.col = 1;
+
+ glBindAttribLocation(program, window->gl.pos, "pos");
+ glBindAttribLocation(program, window->gl.col, "color");
+ glLinkProgram(program);
+
+ window->gl.rotation_uniform =
+ glGetUniformLocation(program, "rotation");
+}
+
+static void
+handle_ivi_surface_configure(void *data, struct ivi_surface *ivi_surface,
+ int32_t width, int32_t height)
+{
+ struct window *window = data;
+
+ wl_egl_window_resize(window->native, width, height, 0, 0);
+
+ window->geometry.width = width;
+ window->geometry.height = height;
+
+ if (!window->fullscreen)
+ window->window_size = window->geometry;
+}
+
+static const struct ivi_surface_listener ivi_surface_listener = {
+ handle_ivi_surface_configure,
+};
+
+static void
+create_ivi_surface(struct window *window, struct display *display)
+{
+ uint32_t id_ivisurf = g_id_ivisurf;
+ window->ivi_surface =
+ ivi_application_surface_create(display->ivi_application,
+ id_ivisurf, window->surface);
+
+ if (window->ivi_surface == NULL) {
+ debug_out("Failed to create ivi_client_surface\n");
+ abort();
+ }
+
+ ivi_surface_add_listener(window->ivi_surface,
+ &ivi_surface_listener, window);
+}
+
+static void
+create_surface(struct window *window)
+{
+ struct display *display = window->display;
+ EGLBoolean ret;
+
+ window->surface = wl_compositor_create_surface(display->compositor);
+
+ window->native =
+ wl_egl_window_create(window->surface,
+ window->geometry.width,
+ window->geometry.height);
+ window->egl_surface =
+ weston_platform_create_egl_surface(display->egl.dpy,
+ display->egl.conf,
+ window->native, NULL);
+
+
+ if (display->ivi_application ) {
+ create_ivi_surface(window, display);
+ } else {
+ assert(0);
+ }
+
+ ret = eglMakeCurrent(window->display->egl.dpy, window->egl_surface,
+ window->egl_surface, window->display->egl.ctx);
+ assert(ret == EGL_TRUE);
+
+ if (!window->frame_sync)
+ eglSwapInterval(display->egl.dpy, 0);
+
+}
+
+static void
+destroy_surface(struct window *window)
+{
+ /* Required, otherwise segfault in egl_dri2.c: dri2_make_current()
+ * on eglReleaseThread(). */
+ eglMakeCurrent(window->display->egl.dpy, EGL_NO_SURFACE, EGL_NO_SURFACE,
+ EGL_NO_CONTEXT);
+
+ eglDestroySurface(window->display->egl.dpy, window->egl_surface);
+ wl_egl_window_destroy(window->native);
+
+ if (window->display->ivi_application)
+ ivi_surface_destroy(window->ivi_surface);
+ wl_surface_destroy(window->surface);
+
+ if (window->callback)
+ wl_callback_destroy(window->callback);
+}
+
+static void
+redraw(void *data, struct wl_callback *callback, uint32_t time)
+{
+ struct window *window = data;
+ struct display *display = window->display;
+ static const GLfloat verts[3][2] = {
+ { -0.5, -0.5 },
+ { 0.5, -0.5 },
+ { 0, 0.5 }
+ };
+
+ static const GLfloat colors_H[3][3] = {
+ { 1, 1, 1 },
+ { 1, 1, 1 },
+ { 1, 1, 1 }
+ };
+
+ static const GLfloat colors_N[3][3] = {
+ { 1, 0, 0 },
+ { 0, 1, 0 },
+ { 0, 0, 1 }
+ };
+
+ GLfloat angle;
+ GLfloat rotation[4][4] = {
+ { 1, 0, 0, 0 },
+ { 0, 1, 0, 0 },
+ { 0, 0, 1, 0 },
+ { 0, 0, 0, 1 }
+ };
+ static const uint32_t speed_div = 5, benchmark_interval = 5;
+ struct wl_region *region;
+ EGLint rect[4];
+ EGLint buffer_age = 0;
+ struct timeval tv;
+
+ assert(window->callback == callback);
+ window->callback = NULL;
+
+ if (callback)
+ wl_callback_destroy(callback);
+
+ gettimeofday(&tv, NULL);
+ time = tv.tv_sec * 1000 + tv.tv_usec / 1000;
+ if (window->frames == 0)
+ window->benchmark_time = time;
+ if (time - window->benchmark_time > (benchmark_interval * 1000)) {
+ debug_out("%d frames in %d seconds: %f fps\n",
+ window->frames,
+ benchmark_interval,
+ (float) window->frames / benchmark_interval);
+ window->benchmark_time = time;
+ window->frames = 0;
+ }
+
+ angle = (time / speed_div) % 360 * M_PI / 180.0;
+ rotation[0][0] = cos(angle);
+ rotation[0][2] = sin(angle);
+ rotation[2][0] = -sin(angle);
+ rotation[2][2] = cos(angle);
+
+ if (display->swap_buffers_with_damage)
+ eglQuerySurface(display->egl.dpy, window->egl_surface,
+ EGL_BUFFER_AGE_EXT, &buffer_age);
+
+ glViewport(0, 0, window->geometry.width, window->geometry.height);
+
+ glUniformMatrix4fv(window->gl.rotation_uniform, 1, GL_FALSE,
+ (GLfloat *) rotation);
+
+ glClearColor(0.0, 0.0, 0.0, 0.5);
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glVertexAttribPointer(window->gl.pos, 2, GL_FLOAT, GL_FALSE, 0, verts);
+ if(app_name == string("HVAC")){
+ glVertexAttribPointer(window->gl.col, 3, GL_FLOAT, GL_FALSE, 0, colors_H);
+ }
+ else{
+ glVertexAttribPointer(window->gl.col, 3, GL_FLOAT, GL_FALSE, 0, colors_N);
+ }
+ glEnableVertexAttribArray(window->gl.pos);
+ glEnableVertexAttribArray(window->gl.col);
+
+ glDrawArrays(GL_TRIANGLES, 0, 3);
+
+ glDisableVertexAttribArray(window->gl.pos);
+ glDisableVertexAttribArray(window->gl.col);
+
+ if (window->opaque || window->fullscreen) {
+ region = wl_compositor_create_region(window->display->compositor);
+ wl_region_add(region, 0, 0,
+ window->geometry.width,
+ window->geometry.height);
+ wl_surface_set_opaque_region(window->surface, region);
+ wl_region_destroy(region);
+ } else {
+ wl_surface_set_opaque_region(window->surface, NULL);
+ }
+
+ if (display->swap_buffers_with_damage && buffer_age > 0) {
+ rect[0] = window->geometry.width / 4 - 1;
+ rect[1] = window->geometry.height / 4 - 1;
+ rect[2] = window->geometry.width / 2 + 2;
+ rect[3] = window->geometry.height / 2 + 2;
+ display->swap_buffers_with_damage(display->egl.dpy,
+ window->egl_surface,
+ rect, 1);
+ } else {
+ eglSwapBuffers(display->egl.dpy, window->egl_surface);
+ }
+
+ window->frames++;
+}
+
+static void
+registry_handle_global(void *data, struct wl_registry *registry,
+ uint32_t name, const char *interface, uint32_t version)
+{
+ struct display *d = data;
+
+ if (strcmp(interface, "wl_compositor") == 0) {
+ d->compositor =
+ wl_registry_bind(registry, name,
+ &wl_compositor_interface, 1);
+ } else if (strcmp(interface, "ivi_application") == 0) {
+ d->ivi_application =
+ wl_registry_bind(registry, name,
+ &ivi_application_interface, 1);
+ }
+}
+
+static void
+registry_handle_global_remove(void *data, struct wl_registry *registry,
+ uint32_t name)
+{
+}
+
+static const struct wl_registry_listener registry_listener = {
+ registry_handle_global,
+ registry_handle_global_remove
+};
+
+static void
+signal_int(int signum)
+{
+ running = 0;
+}
+
+int
+init_wm(LibWindowmanager *wm)
+{
+ char* surfaceIdStr;
+
+ if (wm->init(port, token.c_str()) != 0) {
+ debug_out("************** [SIMPLE EGL] [WM SIMPLE >>>>] wm init failed. \n");
+ return -1;
+ }
+
+ if (wm->requestSurface(app_name.c_str()) != 0) {
+ debug_out("************** [SIMPLE EGL] [WM SIMPLE >>>>] wm request surface failed \n");
+ return -1;
+ }
+
+ wm->set_event_handler(LibWindowmanager::Event_Active, [](char const *label) {
+ debug_out("************** [SIMPLE EGL] [WM SIMPLE >>>>] Surface %s got activated! \n", label);
+ });
+
+ wm->set_event_handler(LibWindowmanager::Event_Inactive, [](char const *label) {
+ debug_out("************** [SIMPLE EGL] [WM SIMPLE >>>>] Surface %s got inactivated!\n", label);
+ });
+
+ wm->set_event_handler(LibWindowmanager::Event_Visible, [wm](char const *label) {
+ debug_out("************** [SIMPLE EGL] [WM SIMPLE >>>>] Surface %s got visibled!\n", label);
+ });
+
+ wm->set_event_handler(LibWindowmanager::Event_Invisible, [](char const *label) {
+ debug_out("************** [SIMPLE EGL] [WM SIMPLE >>>>] Surface %s got invisibled!\n", label);
+ });
+
+ wm->set_event_handler(LibWindowmanager::Event_SyncDraw, [wm](char const *label) {
+ debug_out("************** [SIMPLE EGL] [WM SIMPLE >>>>] Surface %s got syncdraw!\n", label);
+ debug_out("************** [SIMPLE EGL] [WM SIMPLE >>>>] try to endDraw %s \n", app_name.c_str());
+ wm->endDraw(app_name.c_str());
+ });
+
+ wm->set_event_handler(LibWindowmanager::Event_FlushDraw, [](char const *label) {
+ debug_out("************** [SIMPLE EGL] [WM SIMPLE >>>>] Surface %s got flushdraw! \n", label);
+ });
+
+ do
+ {
+ surfaceIdStr = getenv("QT_IVI_SURFACE_ID");
+ } while (surfaceIdStr == NULL);
+
+ g_id_ivisurf = atoi(surfaceIdStr);
+ debug_out("************** [SIMPLE EGL] [WM SIMPLE >>>>] IVI_SURFACE_ID: %d \n", g_id_ivisurf);
+
+ return 0;
+}
+
+int
+init_hs(LibHomeScreen* hs){
+ if(hs->init(port, token)!=0)
+ {
+ debug_out("************** [SIMPLE EGL] [HS SIMPLE >>>>] homescreen init failed. \n");
+ return -1;
+ }
+
+ hs->set_event_handler(LibHomeScreen::Event_TapShortcut, [](const char* application_name){
+ debug_out("************** [SIMPLE EGL] [HS SIMPLE >>>>] Event_TapShortcut application_name = %s \n", application_name);
+ if(strcmp(application_name, app_name.c_str()) == 0)
+ {
+ debug_out("************** [SIMPLE EGL] [HS SIMPLE] try to activesurface %s \n", app_name.c_str());
+ wm->activateSurface(app_name.c_str());
+ }
+ });
+
+ hs->set_event_handler(LibHomeScreen::Event_OnScreenMessage, [](const char* display_message){
+ debug_out("************** [SIMPLE EGL] [HS SIMPLE >>>>] Event_OnScreenMessage display_message = %s \n", display_message);
+ });
+
+ return 0;
+}
+
+int
+main(int argc, char **argv)
+{
+ struct sigaction sigint;
+ struct window window = { 0 };
+ struct display display = { 0 };
+
+ if(getenv("ENABLE_DEMO_DEBUG"))
+ {
+ enable_debug = true;
+ }
+
+ window.display = &display;
+ display.window = &window;
+ window.geometry.width = 1080;
+ window.geometry.height = 1488;
+ window.window_size = window.geometry;
+ window.buffer_size = 32;
+ window.frame_sync = 1;
+
+ if(argc > 2)
+ {
+ if(string(argv[0]).find("hvac") != string::npos)
+ app_name = string("HVAC");
+ port = strtol(argv[1], NULL, 10);
+ token = argv[2];
+ }
+
+ debug_out("************** [SIMPLE EGL] [MAIN] app_name: %s, port: %d, token: %s. \n", app_name.c_str(), port, token.c_str());
+
+ display.display = wl_display_connect(NULL);
+ assert(display.display);
+
+ display.registry = wl_display_get_registry(display.display);
+ wl_registry_add_listener(display.registry,
+ &registry_listener, &display);
+
+ wl_display_roundtrip(display.display);
+
+ init_egl(&display, &window);
+
+ wm = new LibWindowmanager();
+ hs = new LibHomeScreen();
+
+ if(init_wm(wm)!=0){
+ fini_egl(&display);
+ if (display.ivi_application)
+ ivi_application_destroy(display.ivi_application);
+ if (display.compositor)
+ wl_compositor_destroy(display.compositor);
+ wl_registry_destroy(display.registry);
+ wl_display_flush(display.display);
+ return -1;
+ }
+
+ if(init_hs(hs)!=0){
+ fini_egl(&display);
+ if (display.ivi_application)
+ ivi_application_destroy(display.ivi_application);
+ if (display.compositor)
+ wl_compositor_destroy(display.compositor);
+ wl_registry_destroy(display.registry);
+ wl_display_flush(display.display);
+ return -1;
+ }
+
+ create_surface(&window);
+ init_gl(&window);
+
+ //Ctrl+C
+ sigint.sa_handler = signal_int;
+ sigemptyset(&sigint.sa_mask);
+ sigint.sa_flags = SA_RESETHAND;
+ sigaction(SIGINT, &sigint, NULL);
+
+ eglSwapBuffers(display.egl.dpy, window.egl_surface);
+ wm->activateSurface(app_name.c_str());
+
+ /* The mainloop here is a little subtle. Redrawing will cause
+ * EGL to read events so we can just call
+ * wl_display_dispatch_pending() to handle any events that got
+ * queued up as a side effect. */
+ while (running) {
+ wl_display_dispatch_pending(display.display);
+ redraw(&window, NULL, 0);
+ }
+
+ debug_out("************** [SIMPLE EGL] [MAIN] simple-egl exiting! \n");
+
+ destroy_surface(&window);
+ fini_egl(&display);
+
+ if (display.ivi_application)
+ ivi_application_destroy(display.ivi_application);
+
+ if (display.compositor)
+ wl_compositor_destroy(display.compositor);
+
+ wl_registry_destroy(display.registry);
+ wl_display_flush(display.display);
+ wl_display_disconnect(display.display);
+
+ return 0;
+}