//======================
// 表情をブレンドで適用
//======================
void cPMDFace::blendFace( Vector3 *pvec3Vertices, float fRate )
{
if( !m_pFaceVertices ) return;
PMD_FaceVtx *pVertex = m_pFaceVertices;
unsigned long ulIndex;
for( unsigned long i = 0 ; i < m_ulNumVertices ; i++, pVertex++ )
{
ulIndex = pVertex->ulIndex;
Vector3Lerp( &pvec3Vertices[ulIndex], &pvec3Vertices[ulIndex], &pVertex->vec3Pos, fRate );
}
}
Vector3 cCurveWithTime::GetPositionByTime(float e_fTime)
{
if( e_fTime <= 0.f )
{
return m_OriginalPointList[0];
}
assert(e_fTime>=0.f&&"time is smaller than 0");
assert(m_FinalTimeList.size()&&"there is no any time data");
Vector3 l_Vector3;
int l_iNum = (int)m_FinallyPointList.size();
//first time is 0,neglect it
float l_fPerviousTime = 0.f;
Vector3 l_PerviousPos = this->m_OriginalPointList[0];
//check time is over last time and it's loop,if it is,let time be the right between range
float l_fLastTime = this->m_FinalTimeList[l_iNum-1];
if(e_fTime>m_FinalTimeList[l_iNum-1]&&this->m_bCurveLoop)
{
if( l_fLastTime != 0.f )
e_fTime = UT::GetFloatModulus(e_fTime,l_fLastTime);
}
for( int i=1;i<l_iNum;++i )
{
float l_fCurrentTime = m_FinalTimeList[i];
Vector3 l_vCurrentPos = this->m_FinallyPointList[i];
if( l_fCurrentTime>=e_fTime )
{
this->m_iCurrentPointIndex = i-1;
float l_fTimeDis = l_fCurrentTime-l_fPerviousTime;
//the time is though closet point,LERP
float l_fStepThough = 1-((l_fCurrentTime-e_fTime)/l_fTimeDis);
m_fCurrentLERPTime = l_fStepThough;
//end point minus step distance
Vector3 l_vCurrentPos = Vector3Lerp(l_PerviousPos,m_FinallyPointList[i],l_fStepThough);
if(this->m_bCalculateAngle)
{
//so weired here must minus 180.
this->m_fCurrentPosToNextPointAngle = GetAngleByFinalListIndex(m_iCurrentPointIndex);
}
return l_vCurrentPos;
}
l_PerviousPos = l_vCurrentPos;
l_fPerviousTime = l_fCurrentTime;
}
this->m_iCurrentPointIndex = l_iNum-1;
return m_FinallyPointList[l_iNum-1];
}
