void systemStartGamePlayback(const wxString& fname)
{
GameArea* panel = wxGetApp().frame->GetPanel();
if (!panel || panel->game_type() == IMAGE_UNKNOWN || !panel->emusys->emuReadState) {
wxLogError(_("No game in progress to record"));
return;
}
if (game_recording) {
wxLogError(_("Cannot play game recording while recording"));
return;
}
systemStopGamePlayback();
wxString fn = fname;
if (fn.size() < 4 || !wxString(fn.substr(fn.size() - 4)).IsSameAs(wxT(".vmv"), false))
fn.append(wxT(".vmv"));
u32 version;
if (!game_file.Open(fn.c_str(), wxT("rb")) || game_file.Read(&version, sizeof(version)) != sizeof(version) || wxUINT32_SWAP_ON_BE(version) != 1) {
wxLogError(_("Cannot open recording file %s"), fname.c_str());
return;
}
u32 gf, jp;
if (game_file.Read(&gf, sizeof(gf)) != sizeof(gf) || game_file.Read(&jp, sizeof(jp)) != sizeof(jp)) {
wxLogError(_("Error reading game recording"));
game_file.Close();
return;
}
game_next_frame = wxUINT32_SWAP_ON_BE(gf);
game_next_joypad = wxUINT32_SWAP_ON_BE(jp);
fn[fn.size() - 1] = wxT('0');
if (!panel->emusys->emuReadState(fn.mb_fn_str())) {
wxLogError(_("Error reading game recording"));
game_file.Close();
return;
}
game_frame = 0;
game_joypad = 0;
game_playback = true;
MainFrame* mf = wxGetApp().frame;
mf->cmd_enable &= ~(CMDEN_NGREC | CMDEN_GREC | CMDEN_NGPLAY);
mf->cmd_enable |= CMDEN_GPLAY;
mf->enable_menus();
}
void systemStopGamePlayback()
{
if (!game_playback)
return;
game_file.Close();
game_playback = false;
MainFrame* mf = wxGetApp().frame;
mf->cmd_enable &= ~CMDEN_GPLAY;
mf->cmd_enable |= CMDEN_NGREC | CMDEN_NGPLAY;
mf->enable_menus();
}
void systemStopGameRecording()
{
if (!game_recording)
return;
if (game_file.Write(&game_frame, sizeof(game_frame)) != sizeof(game_frame) ||
game_file.Write(&game_joypad, sizeof(game_joypad)) != sizeof(game_joypad) ||
!game_file.Close())
wxLogError(_("Error writing game recording"));
game_recording = false;
MainFrame* mf = wxGetApp().frame;
mf->cmd_enable &= ~CMDEN_GREC;
mf->cmd_enable |= CMDEN_NGREC | CMDEN_NGPLAY;
mf->enable_menus();
}
void systemStartGameRecording(const wxString &fname)
{
GameArea* panel = wxGetApp().frame->GetPanel();
if (!panel || panel->game_type() == IMAGE_UNKNOWN ||
!panel->emusys->emuWriteState)
{
wxLogError(_("No game in progress to record"));
return;
}
systemStopGamePlayback();
wxString fn = fname;
if (fn.size() < 4 || !wxString(fn.substr(fn.size() - 4)).IsSameAs(wxT(".vmv"), false))
fn.append(wxT(".vmv"));
u32 version = 1;
if (!game_file.Open(fn.c_str(), wxT("wb")) ||
game_file.Write(&version, sizeof(version)) != sizeof(version))
{
wxLogError(_("Cannot open output file %s"), fname.c_str());
return;
}
fn[fn.size() - 1] = wxT('0');
if (!panel->emusys->emuWriteState(fn.mb_fn_str()))
{
wxLogError(_("Error writing game recording"));
game_file.Close();
return;
}
game_frame = 0;
game_joypad = 0;
game_recording = true;
MainFrame* mf = wxGetApp().frame;
mf->cmd_enable &= ~(CMDEN_NGREC | CMDEN_GPLAY | CMDEN_NGPLAY);
mf->cmd_enable |= CMDEN_GREC;
mf->enable_menus();
}
// return information about the given joystick, -1 for default joystick
u32 systemReadJoypad(int joy)
{
if (joy < 0 || joy > 3)
joy = gopts.default_stick - 1;
uint32_t ret = joypress[joy];
if (turbo)
ret |= KEYM_SPEED;
u32 af = autofire;
if (ret & KEYM_AUTO_A)
{
ret |= KEYM_A;
af |= KEYM_A;
}
if (ret & KEYM_AUTO_B)
{
ret |= KEYM_B;
af |= KEYM_B;
}
static int autofire_trigger = 1;
static bool autofire_state = true;
u32 af_but = af & ret;
if (af_but)
{
if (!autofire_state)
ret &= ~af_but;
if (!--autofire_trigger)
{
autofire_trigger = gopts.autofire_rate;
autofire_state = !autofire_state;
}
}
else
{
autofire_state = true;
autofire_trigger = gopts.autofire_rate;
}
// disallow opposite directionals simultaneously
ret &= ~((ret & (KEYM_LEFT | KEYM_DOWN | KEYM_MOTION_DOWN | KEYM_MOTION_RIGHT)) >> 1);
ret &= REALKEY_MASK;
if (game_recording)
{
u32 rret = ret & ~(KEYM_SPEED | KEYM_CAPTURE);
if (rret != game_joypad)
{
game_joypad = rret;
u32 gf = wxUINT32_SWAP_ON_BE(game_frame);
u32 jp = wxUINT32_SWAP_ON_BE(game_joypad);
if (game_file.Write(&gf, sizeof(gf)) != sizeof(gf) ||
game_file.Write(&jp, sizeof(jp)) != sizeof(jp))
{
game_file.Close();
game_recording = false;
wxLogError(_("Error writing game recording"));
}
}
}
else if (game_playback)
{
while (game_frame >= game_next_frame)
{
game_joypad = game_next_joypad;
u32 gf, jp;
if (game_file.Read(&gf, sizeof(gf)) != sizeof(gf) ||
game_file.Read(&jp, sizeof(jp)) != sizeof(jp))
{
game_file.Close();
game_playback = false;
wxString msg(_("Playback ended"));
systemScreenMessage(msg);
break;
}
game_next_frame = wxUINT32_SWAP_ON_BE(gf);
game_next_joypad = wxUINT32_SWAP_ON_BE(jp);
}
ret = game_joypad;
}
return ret;
}
