static int
load_args(int argc, char* argv[], struct SSettings* psettings)
{
int c;
int ret = 1;
assert(psettings != NULL);
struct option long_options[] =
{
// these options do not set flags
{"help", no_argument, NULL, 'h'},
{"version", no_argument, NULL, 'v'},
{"simplified-mode", no_argument, NULL, 's'},
{NULL, 0, NULL, 0}
};
while (1)
{
int option_index = 0;
c = getopt_long(argc, argv, "s", long_options, &option_index);
if (c == -1) // all options have been processed
{
break;
}
switch (c)
{
case 0:
// If a flag was set, nothing more to do. If not...
if (long_options[option_index].flag == 0)
{
assert(0); // should not get here
}
break;
case 'h':
show_usage();
cleanup_settings(psettings);
exit(EXIT_SUCCESS);
break;
case 'v':
show_version();
cleanup_settings(psettings);
exit(EXIT_SUCCESS);
break;
case 's':
psettings->is_simplified_mode = 1;
break;
case '?':
// getopt_long should have already printed an error message.
ret = 0;
break;
default:
assert(0); // should not get here
break;
}
}
if (ret != 0)
{
if (argc != optind + 2)
{
// exactly 2 arguments should be still left unprocessed
print_error(errBadArgCount);
ret = 0;
}
else
{
// The first non-option argument should be the path to the template file
// or directory, the second one should be the path of an input file with
// values.
psettings->tpl_path = mist_path_absolute(argv[optind]);
if (psettings->tpl_path == NULL)
{
print_error(errAbsTplPathFail);
cleanup_settings(psettings);
exit(EXIT_FAILURE);
}
++optind; // to the next argument
psettings->val_path = mist_path_absolute(argv[optind]);
if (psettings->val_path == NULL)
{
print_error(errAbsValPathFail);
cleanup_settings(psettings);
exit(EXIT_FAILURE);
}
}
}
return ret;
}
int main(int argc, char** argv)
{
if(!glfwInit()) {
error("Failed to intialize GLFW.");
return 1;
}
GLFWwindow* win;
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
win = glfwCreateWindow(800, 600, "Halberd", NULL, NULL);
if(!win) {
error("Unable to create window.");
return 1;
}
glfwSetFramebufferSizeCallback(win, sizeCallback);
glfwMakeContextCurrent(win);
glewExperimental = 1;
if(glewInit() != GLEW_OK) {
error("glewInit() failed.");
glfwDestroyWindow(win);
return 1;
}
glGetError(); // Because GLEW is silly. <http://stackoverflow.com/questions/20034615/why-does-glewinit-result-in-gl-invalid-enum-after-making-some-calls-to-glfwwin>
GLuint VAO; // FIXME: Stupid Hack. <http://stackoverflow.com/questions/13403807/glvertexattribpointer-raising-gl-invalid-operation>
glGenVertexArrays(1, &VAO);
glBindVertexArray(VAO);
glEnable(GL_DEPTH_TEST);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
init_graphics();
update_camera(800, 600);
init_input(win);
init_player(0, 0);
init_ui();
init_settings();
/*init_maps();*/
// TODO: Figure out the correct way to start up
/*get_tileset_id("Plains.png");*/
/*load_maps("test");*/
float delta = 0;
glfwSetTime(0);
do {
delta = glfwGetTime();
glfwSetTime(0);
glfwPollEvents();
if(!ui_present())
update_player(delta);
update_actors(delta);
update_ui(delta);
update_input_states(delta);
render_game();
glfwSwapBuffers(win);
} while(!glfwWindowShouldClose(win) && get_input_state(4) != 2);
destroy_player_actor();
destroy_actors();
/*destroy_maps();*/
destroy_ui();
destroy_graphics();
cleanup_settings();
glfwDestroyWindow(win);
glfwTerminate();
return 0;
}
//-----------------------------------------------------------------------------
// Main... process command line parameters, and then setup our listening
// sockets and event loop.
int main(int argc, char **argv)
{
system_data_t sysdata;
///============================================================================
/// Initialization.
///============================================================================
init_sysdata(&sysdata);
init_settings(&sysdata);
get_options(sysdata.settings, argc, argv);
init_maxconns(&sysdata);
init_daemon(&sysdata);
init_events(&sysdata);
init_logging(&sysdata);
logger(sysdata.logging, 1, "System starting up");
init_signals(&sysdata);
init_buffers(&sysdata);
init_servers(&sysdata);
init_stats(&sysdata);
init_risp(&sysdata);
init_nodes(&sysdata);
init_msglist(&sysdata);
init_queues(&sysdata);
init_controllers(&sysdata);
///============================================================================
/// Main Event Loop.
///============================================================================
// enter the event loop.
logger(sysdata.logging, 1, "Starting Event Loop");
assert(sysdata.evbase);
event_base_loop(sysdata.evbase, 0);
logger(sysdata.logging, 1, "Shutdown preparations complete. Shutting down now.");
///============================================================================
/// Shutdown
///============================================================================
cleanup_events(&sysdata);
cleanup_controllers(&sysdata);
cleanup_queues(&sysdata);
cleanup_msglist(&sysdata);
cleanup_nodes(&sysdata);
cleanup_risp(&sysdata);
cleanup_stats(&sysdata);
cleanup_servers(&sysdata);
cleanup_buffers(&sysdata);
cleanup_signals(&sysdata);
logger(sysdata.logging, 1, "Shutdown complete.\n");
cleanup_logging(&sysdata);
cleanup_daemon(&sysdata);
cleanup_maxconns(&sysdata);
cleanup_settings(&sysdata);
cleanup_sysdata(&sysdata);
// good-bye.
return 0;
}
