public PqaEngine CreateCpuEngine(out PqaError err, EngineDefinition engDef)
{
if (engDef.AnswerCount == null || engDef.QuestionCount == null || engDef.TargetCount == null)
{
throw new PqaException("Answer, question and target counts must be all set.");
}
CiEngineDefinition ciEngDef = new CiEngineDefinition()
{
_nAnswers = engDef.AnswerCount.Value,
_nQuestions = engDef.QuestionCount.Value,
_nTargets = engDef.TargetCount.Value,
_precType = (byte)engDef.PrecType,
_precExponent = engDef.PrecExponent,
_precMantissa = engDef.PrecMantissa,
_initAmount = engDef.InitAmount,
_memPoolMaxBytes = engDef.MemPoolMaxBytes
};
IntPtr nativeEngine;
IntPtr nativeError = IntPtr.Zero;
try
{
nativeEngine = PqaEngineFactory_CreateCpuEngine(_nativeFactory, ref nativeError, ref ciEngDef);
}
finally
{
err = PqaError.Factor(nativeError);
}
if (nativeEngine == IntPtr.Zero)
{
return(null);
}
return(new PqaEngine(nativeEngine));
}
public PqaError Train(Int64 nQuestions, AnsweredQuestion[] AQs, Int64 iTarget, double amount = 1.0)
{
GCHandle pAQs = GCHandle.Alloc(AQs, GCHandleType.Pinned);
try
{
return(PqaError.Factor(PqaEngine_Train(_nativeEngine, nQuestions, pAQs.AddrOfPinnedObject(), iTarget, amount)));
}
finally
{
pAQs.Free();
}
}
public Int64 GetActiveQuestionId(out PqaError err, Int64 iQuiz)
{
IntPtr nativeErr = IntPtr.Zero;
Int64 iQuestion;
try
{
iQuestion = PqaEngine_GetActiveQuestionId(_nativeEngine, ref nativeErr, iQuiz);
}
finally
{
err = PqaError.Factor(nativeErr);
}
return(iQuestion);
}
public Int64 NextQuestion(out PqaError err, Int64 iQuiz)
{
Int64 iQuestion;
IntPtr nativeError = IntPtr.Zero;
try
{
iQuestion = PqaEngine_NextQuestion(_nativeEngine, ref nativeError, iQuiz);
}
finally
{
err = PqaError.Factor(nativeError);
}
return(iQuestion);
}
public Int64 StartQuiz(out PqaError err)
{
Int64 iQuiz;
IntPtr nativeErr = IntPtr.Zero;
try
{
iQuiz = PqaEngine_StartQuiz(_nativeEngine, ref nativeErr);
}
finally
{
err = PqaError.Factor(nativeErr);
}
return(iQuiz);
}
public UInt64 GetTotalQuestionsAsked(out PqaError err)
{
IntPtr nativeErr = IntPtr.Zero;
UInt64 res;
try
{
res = PqaEngine_GetTotalQuestionsAsked(_nativeEngine, ref nativeErr);
}
finally
{
err = PqaError.Factor(nativeErr);
}
return(res);
}
public PqaEngine LoadCpuEngine(out PqaError err, string filePath,
ulong memPoolMaxBytes = EngineDefinition.cDefaultMemPoolMaxBytes)
{
IntPtr nativeEngine;
IntPtr nativeError = IntPtr.Zero;
try
{
nativeEngine = PqaEngineFactory_LoadCpuEngine(_nativeFactory, ref nativeError, filePath, memPoolMaxBytes);
}
finally
{
err = PqaError.Factor(nativeError);
}
if (nativeEngine == IntPtr.Zero)
{
return(null);
}
return(new PqaEngine(nativeEngine));
}
public Int64 ResumeQuiz(out PqaError err, Int64 nAnswered, AnsweredQuestion[] AQs)
{
GCHandle pAQs = GCHandle.Alloc(AQs, GCHandleType.Pinned);
Int64 iQuiz;
try
{
IntPtr nativeErr = IntPtr.Zero;
try
{
iQuiz = PqaEngine_ResumeQuiz(_nativeEngine, ref nativeErr, nAnswered, pAQs.AddrOfPinnedObject());
}
finally
{
err = PqaError.Factor(nativeErr);
}
}
finally
{
pAQs.Free();
}
return(iQuiz);
}
// Fills the array |dest| with top targets and returns the number of targets filled, which can be less than the
// length of array |dest|.
public Int64 ListTopTargets(out PqaError err, Int64 iQuiz, RatedTarget[] dest)
{
GCHandle pDest = GCHandle.Alloc(dest, GCHandleType.Pinned);
Int64 nListed;
try
{
IntPtr nativeErr = IntPtr.Zero;
try
{
nListed = PqaEngine_ListTopTargets(_nativeEngine, ref nativeErr, iQuiz, dest.LongLength,
pDest.AddrOfPinnedObject());
}
finally
{
err = PqaError.Factor(nativeErr);
}
}
finally
{
pDest.Free();
}
return(nListed);
}
public PqaError SaveKB(string filePath, bool bDoubleBuffer)
{
return(PqaError.Factor(PqaEngine_SaveKB(_nativeEngine, filePath, (byte)(bDoubleBuffer ? 1 : 0))));
}
public PqaError ReleaseQuiz(Int64 iQuiz)
{
return(PqaError.Factor(PqaEngine_ReleaseQuiz(_nativeEngine, iQuiz)));
}
public PqaError RecordQuizTarget(Int64 iQuiz, Int64 iTarget, double amount = 1.0)
{
return(PqaError.Factor(PqaEngine_RecordQuizTarget(_nativeEngine, iQuiz, iTarget, amount)));
}
public PqaError RecordAnswer(Int64 iQuiz, Int64 iAnswer)
{
return(PqaError.Factor(PqaEngine_RecordAnswer(_nativeEngine, iQuiz, iAnswer)));
}