quarterSineRampI.H
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25 
26 #include "quarterSineRamp.H"
27 #include "mathematicalConstants.H"
28 
29 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
30 
32 (
33  const scalar t
34 ) const
35 {
37 }
38 
39 
41 (
42  const scalar t1,
43  const scalar t2
44 ) const
45 {
46  using namespace constant::mathematical;
47 
48  const scalar l1 = linearRamp(t1), l2 = linearRamp(t2);
49 
50  return
51  - (cos(piByTwo*l2) - cos(piByTwo*l1))/piByTwo/dLinearRampDt()
52  + (t2 - min(t2, end()));
53 }
54 
55 
56 // ************************************************************************* //
Linear ramp function starting from 0 and increasing linearRamply to 1 from start over the duration an...
Definition: linearRamp.H:114
virtual scalar integral(const scalar t1, const scalar t2) const
Return the integral between times t1 and t2.
dimensionedScalar cos(const dimensionedScalar &ds)
layerAndWeight min(const layerAndWeight &a, const layerAndWeight &b)
dimensionedScalar sin(const dimensionedScalar &ds)
const scalar piByTwo(0.5 *pi)
virtual scalar value(const scalar t) const
Return value for time t.