static void update_enemies()
{
static u32b_t ticks=0;
// Start a new wave if needed.
ticks++;
if( ticks >= 10000 ) {
ticks = 0;
start_wave();
}
// Update the enemies.
update_enemy_effects();
update_enemies_path();
}
void PlaybackChannel::handle_start(RedPeer::InMessage* message)
{
PlaybackHandler* handler = static_cast<PlaybackHandler*>(get_message_handler());
SpiceMsgPlaybackStart* start = (SpiceMsgPlaybackStart*)message->data();
handler->set_handler(SPICE_MSG_PLAYBACK_START, NULL);
handler->set_handler(SPICE_MSG_PLAYBACK_STOP, &PlaybackChannel::handle_stop);
#ifdef WAVE_CAPTURE
start_wave();
#endif
if (!_wave_player) {
// for now support only one setting
int celt_mode_err;
if (start->format != SPICE_AUDIO_FMT_S16) {
THROW("unexpected format");
}
int bits_per_sample = 16;
int frame_size = 256;
_frame_bytes = frame_size * start->channels * bits_per_sample / 8;
try {
_wave_player = Platform::create_player(start->frequency, bits_per_sample,
start->channels);
} catch (...) {
LOG_WARN("create player failed");
//todo: support disconnecting single channel
disable();
return;
}
if (!(_celt_mode = celt051_mode_create(start->frequency, start->channels,
frame_size, &celt_mode_err))) {
THROW("create celt mode failed %d", celt_mode_err);
}
if (!(_celt_decoder = celt051_decoder_create(_celt_mode))) {
THROW("create celt decoder");
}
}
_playing = true;
_frame_count = 0;
set_data_handler();
}
static void game_loop()
{
u64b_t ticks = 0;
u64b_t t1,t2,sleep;
// Set a path for enemies ...
State->path = load_path_file("data/bmp/path.bmp");
// Load tower positions from file..
load_towers_file("data/bmp/towers.bmp");
// Add some stuff ...
start_wave();
add_some_gems();
// Start the GUI
StartGUI("v0.0.1",((gstate_t*)State));
UpdateGuiState(((gstate_t*)State));
while( (State->time = ++ticks) ) {
// Progress the game one time step
t1 = get_time();
tick();
t2 = get_time();
// Update the gui
UpdateGuiState(((gstate_t*)State));
// Sleep for the remainder of the tick cycle
if( (t1 < t2) && ((t2-t1) < 5000) ) {
sleep = 5000 - (t2-t1);
if( sleep > 0 ) {
usleep( sleep );
}
}
}
}
static void process_events()
{
game_eventq_t *q;
gem_t gem;
int i;
for(q=game_event_get(NULL); q; q=game_event_get(q)) {
// Find event type
switch(q->type) {
case GAME_EVENT_TOWER_INSTALL_GEM:
for(i=0; i<State->player.ntowers; i++) {
// Apply event to the tower at the specified location.
if( vector3_compare(&(State->player.towers[i].position), &(q->tower_install_gem.tpos)) ) {
tower_install_gem(&(State->player.towers[i]), &(State->player.bag.items[q->tower_install_gem.ndx].gem));
bag_remove_item(&(State->player.bag),q->tower_install_gem.ndx);
break;
}
}
// Remove the event from the queue.
game_event_remove(q);
break;
case GAME_EVENT_TOWER_REMOVE_GEM:
for(i=0; i<State->player.ntowers; i++) {
// Apply event to the tower at the specified location.
if( vector3_compare(&(State->player.towers[i].position), &(q->tower_install_gem.tpos)) ) {
bag_add_gem(&(State->player.bag), &(State->player.towers[i].gem));
tower_remove_gem(&(State->player.towers[i]));
break;
}
}
// Remove the event from the queue.
game_event_remove(q);
break;
case GAME_EVENT_TOWER_SWAP_GEM:
for(i=0; i<State->player.ntowers; i++) {
// Apply event to the tower at the specified location.
if( vector3_compare(&(State->player.towers[i].position), &(q->tower_install_gem.tpos)) ) {
bag_add_gem(&(State->player.bag), &(State->player.towers[i].gem));
tower_remove_gem(&(State->player.towers[i]));
tower_install_gem(&(State->player.towers[i]), &(State->player.bag.items[q->tower_install_gem.ndx].gem));
bag_remove_item(&(State->player.bag),q->tower_install_gem.ndx);
break;
}
}
// Remove the event from the queue.
game_event_remove(q);
break;
case GAME_EVENT_CREATE_GEM:
// Create new gem in player's bag.
if( State->player.mana >= GEM_CREATE_MANA_COST ) {
bag_add_gem(&(State->player.bag), &(q->create_gem.gem));
State->player.mana -= GEM_CREATE_MANA_COST;
}
// Remove the event from the queue.
game_event_remove(q);
break;
case GAME_EVENT_MIX_GEMS:
// Mix gems in player's bag.
if( State->player.mana >= GEM_MIX_MANA_COST ) {
// Make new "mixed" gem.
gem_mix_gems(&(State->player.bag.items[q->mix_gems.ndx1].gem),
&(State->player.bag.items[q->mix_gems.ndx2].gem),
&gem);
bag_add_gem(&(State->player.bag), &gem);
// Remove the "parent" gems.
bag_remove_item(&(State->player.bag),q->mix_gems.ndx1);
bag_remove_item(&(State->player.bag),q->mix_gems.ndx2);
// Apply mana cost.
State->player.mana -= GEM_MIX_MANA_COST;
}
// Remove the event from the queue.
game_event_remove(q);
break;
case GAME_EVENT_NEXT_WAVE:
// Bring next wave early.
start_wave();
// Give player a bonus.
State->player.mana += 10;
State->player.xp += 100;
// Remove the event from the queue.
game_event_remove(q);
break;
}
}
}
