void RigidBodyDynamics::Advance(Real dt)
{
Vector3 dv = Accel();
Vector3 dw = AngularAccel();
v += dt*dv;
w += dt*dw;
T.t += dt*v;
QuaternionRotation q,qw;
q.setMatrix(T.R);
qw.setMoment(w*dt);
q = q*qw;
q.inplaceNormalize();
q.getMatrix(T.R);
}
/**
* Convert wave data to MFCC. Also does spectral subtraction
* if @a ssbuf specified.
*
* @param wave [in] waveform data
* @param mfcc [out] buffer to store the resulting MFCC parameter vector [t][0..veclen-1], should be already allocated
* @param para [in] configuration parameters
* @param nSamples [in] length of waveform data
* @param w [i/o] MFCC calculation work area
*
* @return the number of processed frames.
*/
int
Wav2MFCC(SP16 *wave, float **mfcc, Value *para, int nSamples, MFCCWork *w, CMNWork *c)
{
int i, k, t;
int end = 0, start = 1;
int frame_num; /* Number of samples in output file */
/* set noise spectrum if any */
if (w->ssbuf != NULL) {
/* check ssbuf length */
if (w->ssbuflen != w->bflen) {
jlog("Error: mfcc-core: noise spectrum length not match\n");
return FALSE;
}
}
frame_num = (int)((nSamples - para->framesize) / para->frameshift) + 1;
for(t = 0; t < frame_num; t++){
if(end != 0) start = end - (para->framesize - para->frameshift) - 1;
k = 1;
for(i = start; i <= start + para->framesize; i++){
w->bf[k] = (float)wave[i - 1]; k++;
}
end = i;
/* Calculate base MFCC coefficients */
WMP_calc(w, mfcc[t], para);
}
/* Normalise Log Energy */
if (para->energy && para->enormal) NormaliseLogE(mfcc, frame_num, para);
/* Delta (consider energy suppress) */
if (para->delta) Delta(mfcc, frame_num, para);
/* Acceleration */
if (para->acc) Accel(mfcc, frame_num, para);
/* Cepstrum Mean and/or Variance Normalization */
if (para->cmn && ! para->cvn) CMN(mfcc, frame_num, para->mfcc_dim + (para->c0 ? 1 : 0), c);
else if (para->cmn || para->cvn) MVN(mfcc, frame_num, para, c);
return(frame_num);
}
void CAppWnd::OnCreate(const CRect& rcClient)
{
//
// Create and attach the components.
//
m_Accel.LoadRsc(IDR_APPACCEL);
Accel(&m_Accel);
m_Menu.LoadRsc(IDR_APPMENU);
Menu(&m_Menu);
m_StatusBar.Create(*this, IDC_STATUS_BAR, rcClient);
StatusBar(&m_StatusBar);
m_AppDlg.RunModeless(*this);
// Call base class.
CDlgFrame::OnCreate(rcClient);
}
