public void LoadStateBinary(BinaryReader reader)
{
int size = api.QUERY_serialize_size();
byte[] buf = reader.ReadBytes(size);
CoreLoadState(buf);
if (DeterministicEmulation) // deserialize controller and fast-foward now
{
// reconstruct savestatebuff at the same time to avoid a costly core serialize
MemoryStream ms = new MemoryStream();
BinaryWriter bw = new BinaryWriter(ms);
bw.Write(buf);
bool framezero = reader.ReadBoolean();
bw.Write(framezero);
if (!framezero)
{
SnesSaveController ssc = new SnesSaveController(ControllerDefinition);
ssc.DeSerialize(reader);
IController tmp = this.Controller;
this.Controller = ssc;
nocallbacks = true;
FrameAdvance(false, false);
nocallbacks = false;
this.Controller = tmp;
ssc.Serialize(bw);
}
else // hack: dummy controller info
{
bw.Write(reader.ReadBytes(536));
}
bw.Close();
savestatebuff = ms.ToArray();
}
// other variables
IsLagFrame = reader.ReadBoolean();
LagCount = reader.ReadInt32();
Frame = reader.ReadInt32();
var profile = reader.ReadString();
ValidateLoadstateProfile(profile);
}
public void LoadStateBinary(BinaryReader reader)
{
int size = api.QUERY_serialize_size();
byte[] buf = reader.ReadBytes(size);
CoreLoadState(buf);
if (DeterministicEmulation) // deserialize controller and fast-foward now
{
// reconstruct savestatebuff at the same time to avoid a costly core serialize
MemoryStream ms = new MemoryStream();
BinaryWriter bw = new BinaryWriter(ms);
bw.Write(buf);
bool framezero = reader.ReadBoolean();
bw.Write(framezero);
if (!framezero)
{
SnesSaveController ssc = new SnesSaveController(ControllerDefinition);
ssc.DeSerialize(reader);
IController tmp = this.Controller;
this.Controller = ssc;
nocallbacks = true;
FrameAdvance(false, false);
nocallbacks = false;
this.Controller = tmp;
ssc.Serialize(bw);
}
else // hack: dummy controller info
{
bw.Write(reader.ReadBytes(536));
}
bw.Close();
savestatebuff = ms.ToArray();
}
// other variables
IsLagFrame = reader.ReadBoolean();
LagCount = reader.ReadInt32();
Frame = reader.ReadInt32();
var profile = reader.ReadString();
ValidateLoadstateProfile(profile);
}
public void FrameAdvance(bool render, bool rendersound)
{
api.MessageCounter = 0;
if(Settings.UseRingBuffer)
api.BeginBufferIO();
/* if the input poll callback is called, it will set this to false
* this has to be done before we save the per-frame state in deterministic
* mode, because in there, the core actually advances, and might advance
* through the point in time where IsLagFrame gets set to false. makes sense?
*/
IsLagFrame = true;
// for deterministic emulation, save the state we're going to use before frame advance
// don't do this during nocallbacks though, since it's already been done
if (!nocallbacks && DeterministicEmulation)
{
MemoryStream ms = new MemoryStream();
BinaryWriter bw = new BinaryWriter(ms);
bw.Write(CoreSaveState());
bw.Write(false); // not framezero
SnesSaveController ssc = new SnesSaveController();
ssc.CopyFrom(Controller);
ssc.Serialize(bw);
bw.Close();
savestatebuff = ms.ToArray();
}
if (!nocallbacks && CoreComm.Tracer.Enabled)
api.QUERY_set_trace_callback(tracecb);
else
api.QUERY_set_trace_callback(null);
// speedup when sound rendering is not needed
if (!rendersound)
api.QUERY_set_audio_sample(null);
else
api.QUERY_set_audio_sample(soundcb);
bool resetSignal = Controller["Reset"];
if (resetSignal) api.CMD_reset();
bool powerSignal = Controller["Power"];
if (powerSignal) api.CMD_power();
//too many messages
api.QUERY_set_layer_enable(0, 0, Settings.ShowBG1_0);
api.QUERY_set_layer_enable(0, 1, Settings.ShowBG1_1);
api.QUERY_set_layer_enable(1, 0, Settings.ShowBG2_0);
api.QUERY_set_layer_enable(1, 1, Settings.ShowBG2_1);
api.QUERY_set_layer_enable(2, 0, Settings.ShowBG3_0);
api.QUERY_set_layer_enable(2, 1, Settings.ShowBG3_1);
api.QUERY_set_layer_enable(3, 0, Settings.ShowBG4_0);
api.QUERY_set_layer_enable(3, 1, Settings.ShowBG4_1);
api.QUERY_set_layer_enable(4, 0, Settings.ShowOBJ_0);
api.QUERY_set_layer_enable(4, 1, Settings.ShowOBJ_1);
api.QUERY_set_layer_enable(4, 2, Settings.ShowOBJ_2);
api.QUERY_set_layer_enable(4, 3, Settings.ShowOBJ_3);
RefreshMemoryCallbacks(false);
//apparently this is one frame?
timeFrameCounter++;
api.CMD_run();
while (api.QUERY_HasMessage)
Console.WriteLine(api.QUERY_DequeueMessage());
if (IsLagFrame)
LagCount++;
//diagnostics for IPC traffic
//Console.WriteLine(api.MessageCounter);
api.EndBufferIO();
}
public void FrameAdvance(bool render, bool rendersound)
{
api.MessageCounter = 0;
if (Settings.UseRingBuffer)
{
api.BeginBufferIO();
}
/* if the input poll callback is called, it will set this to false
* this has to be done before we save the per-frame state in deterministic
* mode, because in there, the core actually advances, and might advance
* through the point in time where IsLagFrame gets set to false. makes sense?
*/
IsLagFrame = true;
// for deterministic emulation, save the state we're going to use before frame advance
// don't do this during nocallbacks though, since it's already been done
if (!nocallbacks && DeterministicEmulation)
{
MemoryStream ms = new MemoryStream();
BinaryWriter bw = new BinaryWriter(ms);
bw.Write(CoreSaveState());
bw.Write(false); // not framezero
SnesSaveController ssc = new SnesSaveController();
ssc.CopyFrom(Controller);
ssc.Serialize(bw);
bw.Close();
savestatebuff = ms.ToArray();
}
if (!nocallbacks && CoreComm.Tracer.Enabled)
{
api.QUERY_set_trace_callback(tracecb);
}
else
{
api.QUERY_set_trace_callback(null);
}
// speedup when sound rendering is not needed
if (!rendersound)
{
api.QUERY_set_audio_sample(null);
}
else
{
api.QUERY_set_audio_sample(soundcb);
}
bool resetSignal = Controller["Reset"];
if (resetSignal)
{
api.CMD_reset();
}
bool powerSignal = Controller["Power"];
if (powerSignal)
{
api.CMD_power();
}
//too many messages
api.QUERY_set_layer_enable(0, 0, Settings.ShowBG1_0);
api.QUERY_set_layer_enable(0, 1, Settings.ShowBG1_1);
api.QUERY_set_layer_enable(1, 0, Settings.ShowBG2_0);
api.QUERY_set_layer_enable(1, 1, Settings.ShowBG2_1);
api.QUERY_set_layer_enable(2, 0, Settings.ShowBG3_0);
api.QUERY_set_layer_enable(2, 1, Settings.ShowBG3_1);
api.QUERY_set_layer_enable(3, 0, Settings.ShowBG4_0);
api.QUERY_set_layer_enable(3, 1, Settings.ShowBG4_1);
api.QUERY_set_layer_enable(4, 0, Settings.ShowOBJ_0);
api.QUERY_set_layer_enable(4, 1, Settings.ShowOBJ_1);
api.QUERY_set_layer_enable(4, 2, Settings.ShowOBJ_2);
api.QUERY_set_layer_enable(4, 3, Settings.ShowOBJ_3);
RefreshMemoryCallbacks(false);
//apparently this is one frame?
timeFrameCounter++;
api.CMD_run();
while (api.QUERY_HasMessage)
{
Console.WriteLine(api.QUERY_DequeueMessage());
}
if (IsLagFrame)
{
LagCount++;
}
//diagnostics for IPC traffic
//Console.WriteLine(api.MessageCounter);
api.EndBufferIO();
}
