C++ (Cpp) IPath::GetVelocityByDeltaFrame Examples

Example #1

File: KComplexPath.cpp Project: zhengguo07q/GameWorld

int KComplexPath::GetEndVelocity()
{
    BOOL bRetCode = false;

    int nVelocityX   = 0;
    int nVelocityY   = 0;
    int nVelocityZ   = 0;
    int nTotalFrame  = 0;
    int nEndVelocity = 1000; // default if no pre path

    IPath* pPath = NULL;

    bRetCode = m_cSubPaths.empty();
    KG_PROCESS_SUCCESS(bRetCode);

    pPath = m_cSubPaths.back();
    KGLOG_PROCESS_ERROR(pPath);

    nTotalFrame = pPath->GetTotalFrame();
    pPath->GetVelocityByDeltaFrame(nTotalFrame, nVelocityX, nVelocityY, nVelocityZ);

    nEndVelocity = (int)sqrt((double)(nVelocityX * nVelocityX + nVelocityY * nVelocityY + nVelocityZ * nVelocityZ));

Exit1:
Exit0:
    return nEndVelocity;
}

Example #2

File: KComplexPath.cpp Project: zhengguo07q/GameWorld

void KComplexPath::GetVelocityByDeltaFrame(int nDeltaFrame, int& nVelocityX, int& nVelocityY, int& nVelocityZ)
{
    IPath* pPath = NULL;
    int nDeltaFrameInPath = 0;
	
    nVelocityX = 0;
    nVelocityY = 0;
    nVelocityZ = 0;

    KGLOG_PROCESS_ERROR(nDeltaFrame >= 0);
    KGLOG_PROCESS_ERROR(nDeltaFrame <= m_nTotalFrame);
    KG_PROCESS_SUCCESS(m_nTotalFrame == 0);

    pPath = GetPathByDeltaFrame(nDeltaFrame, &nDeltaFrameInPath);
    KGLOG_PROCESS_ERROR(pPath);

    pPath->GetVelocityByDeltaFrame(nDeltaFrameInPath, nVelocityX, nVelocityY, nVelocityZ);

Exit1:
Exit0:
    return;
}