/// <summary>
/// Returns stacked data in a 3D form compatible with CV2.
/// </summary>
/// <param name="bReset">Specifies to reset the stack or not.</param>
/// <param name="nFrames">Optionally, specifies the number of frames (default = 4).</param>
/// <param name="nStacks">Optionally, specifies the number of stacks (default = 4).</param>
/// <param name="bGrayscale">Optionally, specifies to return gray scale data (default = true, one channel).</param>
/// <param name="dfScale">Optionally, specifies the scale to apply to each item (default = 1.0).</param>
/// <returns>The data is returned as a multi-dimensional array.</returns>
public List <List <List <double> > > GetDataAsStacked3D(bool bReset, int nFrames = 4, int nStacks = 4, bool bGrayscale = true, double dfScale = 1)
{
SimpleDatum sd = preprocess(m_state.Item1, bGrayscale, dfScale);
if (bReset)
{
m_rgData.Clear();
for (int i = 0; i < nFrames * nStacks; i++)
{
m_rgData.Add(sd);
}
}
else
{
m_rgData.Add(sd);
m_rgData.RemoveAt(0);
}
SimpleDatum[] rgSd = new SimpleDatum[nStacks];
for (int i = 0; i < nStacks; i++)
{
int nIdx = ((nStacks - i) * nFrames) - 1;
rgSd[i] = m_rgData[nIdx];
}
SimpleDatum sd1 = new SimpleDatum(rgSd.ToList(), true);
return(GetDataAs3D(false, 1, sd1));
}
/// <summary>
/// Preprocesses the data.
/// </summary>
/// <param name="s">Specifies the state and data to use.</param>
/// <param name="bUseRawInput">Specifies whether or not to use the raw data <i>true</i>, or a difference of the current and previous data <i>false</i> (default = <i>false</i>).</param>
/// <param name="bDifferent">Returns whether or not the current state data is different from the previous - note this is only set when NOT using raw input, otherwise <i>true</i> is always returned.</param>
/// <param name="bReset">Optionally, specifies to reset the last sd to null.</param>
/// <returns>The preprocessed data is returned.</returns>
public SimpleDatum Preprocess(StateBase s, bool bUseRawInput, out bool bDifferent, bool bReset = false)
{
bDifferent = false;
SimpleDatum sd = new SimpleDatum(s.Data, true);
if (!bUseRawInput)
{
if (bReset)
{
m_sdLast = null;
}
if (m_sdLast == null)
{
sd.Zero();
}
else
{
bDifferent = sd.Sub(m_sdLast);
}
m_sdLast = new SimpleDatum(s.Data, true);
}
else
{
bDifferent = true;
}
sd.Tag = bReset;
if (bReset)
{
m_rgX = new List <SimpleDatum>();
for (int i = 0; i < m_nFramesPerX * m_nStackPerX; i++)
{
m_rgX.Add(sd);
}
}
else
{
m_rgX.Add(sd);
m_rgX.RemoveAt(0);
}
SimpleDatum[] rgSd = new SimpleDatum[m_nStackPerX];
for (int i = 0; i < m_nStackPerX; i++)
{
int nIdx = ((m_nStackPerX - i) * m_nFramesPerX) - 1;
rgSd[i] = m_rgX[nIdx];
}
return(new SimpleDatum(rgSd.ToList(), true));
}
