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Encode sound buffers, still untested

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This commit is contained in:
simon.kagstrom 2009-11-04 20:09:04 +00:00
parent 2ac3409df4
commit 441e9f4890
2 changed files with 29 additions and 9 deletions
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36
Src/Network.cpp
View File

@ -78,8 +78,8 @@ Network::Network(const char *remote_host, int port)
assert(this->screen);
this->sound_head = this->sound_tail = 0;
this->sound_last_cycles = SDL_GetTicks();
memset(this->sound_active, 0, sizeof(this->sound_active));
memset(this->sound_network, 0, sizeof(this->sound_network));
/* Assume black screen */
memset(this->screen, 0, DISPLAY_X * DISPLAY_Y);
@ -427,14 +427,34 @@ void Network::FlushSound(void)
struct NetworkUpdateSound *snd = (NetworkUpdateSound *)dst->data;
struct NetworkUpdateSoundInfo *snd_info = snd->info;
static int last_cycles = 0;
snd->flags = 0;
snd->n_items = 0;
if (SDL_GetTicks() - last_cycles < 125)
if (SDL_GetTicks() - this->sound_last_send < 125)
return;
printf("Flushing sound (%d bytes in %d ms)\n", bytes, SDL_GetTicks() - last_cycles);
last_cycles = SDL_GetTicks();
snd->flags = 0;
snd->n_items = this->sound_head - this->sound_tail;
if (this->sound_head < this->sound_tail) {
snd->n_items = NETWORK_SOUND_BUF_SIZE;
memcpy(snd_info, &this->sound_active[this->sound_tail],
(NETWORK_SOUND_BUF_SIZE - this->sound_tail) * sizeof(struct NetworkUpdateSoundInfo));
memcpy(snd_info + NETWORK_SOUND_BUF_SIZE - this->sound_tail,
&this->sound_active[this->sound_head],
this->sound_head * sizeof(struct NetworkUpdateSoundInfo));
}
else
{
memcpy(snd_info, &this->sound_active[this->sound_head],
(this->sound_head - this->sound_tail) * sizeof(struct NetworkUpdateSoundInfo));
}
/* Reset the buffer again */
this->sound_head = this->sound_tail = 0;
printf("Flushing sound (%d bytes in %d ms)\n", bytes, SDL_GetTicks() - this->sound_last_send);
this->sound_last_send = SDL_GetTicks();
InitNetworkUpdate(dst, SOUND_UPDATE,
sizeof(NetworkUpdateSound) + sizeof(NetworkUpdateSoundInfo) * snd->n_items);
this->AddNetworkUpdate(dst);
bytes = 0;
}

2
Src/Network.h
View File

@ -361,10 +361,10 @@ protected:
network_connection_state_t network_connection_state;
NetworkUpdateSoundInfo sound_active[NETWORK_SOUND_BUF_SIZE];
NetworkUpdateSoundInfo sound_network[NETWORK_SOUND_BUF_SIZE];
int sound_head;
int sound_tail;
uint32 sound_last_cycles;
uint32 sound_last_send;
public:
static bool networking_started;