TimeHistory2 is part of the WaveTrain system class library
TimeHistory2 outputs a time-dependent 2x1 Vector< float > value given two input signal vector vx and vy having lengths nt and corresponding time vector tv with length nt. The output value is chosen based on the current time; if the current time falls between two times in the time vector, the output value is chosen by interpolating the input signal vectors (if sampleFlag = 0), or by sample-and-hold (if sampleFlag != 0). The parameter t0 defines the start time in the time vector, so that at simulation time t = 0.0 s, the output grid will be that for tv = t0. Also, the input time vector may be defined such that the time history does not begin until t > 0.0 s, and in prior times the initial values vx0 and vy0 are used. If the time vector ends before the end of the simulation, the last value is held throughout the remainder of the simulation.
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Parameters
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tv |  Vector<float> | Time vector, length nt (s) | Vector() |
vx |  Vector<float> | X signal vector, length nt | Vector() |
vy |  Vector<float> | Y signal vector, length nt | Vector() |
t0 |  float | The time within the tv vector that is to correspond to simulation time 0 (s) | 0.0 |
vx0 |  float | Initial x signal value | 0.0 |
vy0 |  float | Initial y signal value | 0.0 |
sampleFlag |  int | If 0, use linear interpolation, otherwise use sample and hold | 0 |
timeLimit |  double | Maximum amount of time for which recallable output vector will be stored (if zero, then all input vectors are stored) | 0.0 |
Inputs
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Outputs
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v |  Vector<float> | Output 2x1 vector | |
rv |  Recallable<Vector<float>> | Output recallable 2x1 vector | |
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timeLimit |  double | timeLimit |
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v | <<= | ftovf.vout |
rv | <<= | dvtorv.rv |
ftovf.f0 | <<= | thx.s |
ftovf.f1 | <<= | thy.s |
dvtorv.dv | <<= | ftovf.vout |
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Last Saved: Wed Feb 13 12:25:48 MST 2008 by TVE version 2007B
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