void abort_example(char const *format, ...)
{
char str[1024];
va_list args;
ALLEGRO_DISPLAY *display;
va_start(args, format);
vsnprintf(str, sizeof str, format, args);
va_end(args);
display = al_is_system_installed() ? al_get_current_display() : NULL;
al_show_native_message_box(display, "Error", "Cannot run example", str, NULL, 0);
exit(1);
}
bool System::shutdownSharedSystem()
{
if (al_is_joystick_installed())
al_uninstall_joystick();
if (al_is_mouse_installed())
al_uninstall_mouse();
if (al_is_keyboard_installed())
al_uninstall_keyboard();
al_shutdown_image_addon();
if (al_is_system_installed())
al_uninstall_system();
return true;
}
void install() {
// setup allegro
init = al_is_system_installed()
&& al_install_audio()
&& al_init_acodec_addon()
&& al_reserve_samples(0);
// create bgm channel
bgm_channel = al_create_sample_instance(NULL);
al_attach_sample_instance_to_mixer(bgm_channel, al_get_default_mixer());
al_set_sample_instance_playmode(bgm_channel, ALLEGRO_PLAYMODE_LOOP);
// create sample channels
for (int i=0; i<SAMPLE_MAX; i++) {
effects.push_back( al_create_sample_instance(NULL) );
al_attach_sample_instance_to_mixer(effects[i], al_get_default_mixer());
}
// setup volume
set_volume(master_vol);
}
void Renderer::uninit()
{
if(queue_)
al_destroy_event_queue(queue_);
if(tmr_)
al_destroy_timer(tmr_);
if(prg_)
{
al_use_shader(nullptr);
al_destroy_shader(prg_);
}
if(resManager_)
delete resManager_;
for(auto chunk: chunkData_)
{
delete chunk.second;
}
chunkData_.clear();
if(dpy_)
al_destroy_display(dpy_);
if(al_is_system_installed())
al_uninstall_system();
tmr_ = nullptr;
dpy_ = nullptr;
queue_ = nullptr;
prg_ = nullptr;
resManager_ = nullptr;
// TODO: delete loaded chunks?
}
VALUE rbal_is_system_installed(VALUE rself) {
return RBH_INT_BOOL(al_is_system_installed());
}
static mrb_value
installed(mrb_state *mrb, mrb_value self)
{
return mrb_bool_value(al_is_system_installed());
}
