Function1Types::Sine: Changed parameters to be of type Function1 for greater flexibility

Templated sine function with support for an offset level.

        \f[
            a sin(2 \pi f (t - t_0)) s + l
        \f]

    where

    \vartable
        symbol  | Description       | Data type
        a       | Amplitude         | Function1<scalar>
        f       | Frequency [1/s]   | Function1<scalar>
        s       | Type scale factor | Function1<Type>
        l       | Type offset level | Function1<Type>
        t_0     | Start time [s]    | scalar
        t       | Time [s]          | scalar
    \endvartable

src/OpenFOAM/primitives/functions/Function1/Sine/Sine.C

@@ -32,10 +32,10 @@ template<class Type>
 void Foam::Function1Types::Sine<Type>::read(const dictionary& coeffs)
 {
     t0_ = coeffs.lookupOrDefault<scalar>("t0", 0);
-    amplitude_ = coeffs.lookupOrDefault<scalar>("amplitude", 1);
-    frequency_ = readScalar(coeffs.lookup("frequency"));
-    scale_ = pTraits<Type>(coeffs.lookup("scale"));
-    level_ = pTraits<Type>(coeffs.lookup("level"));
+    amplitude_ = Function1<scalar>::New("amplitude", coeffs);
+    frequency_ = Function1<scalar>::New("frequency", coeffs);
+    scale_ = Function1<Type>::New("scale", coeffs);
+    level_ = Function1<Type>::New("level", coeffs);
 }
 
 
@@ -58,9 +58,10 @@ Foam::Function1Types::Sine<Type>::Sine(const Sine<Type>& se)
 :
     Function1<Type>(se),
     t0_(se.t0_),
-    amplitude_(se.amplitude_),
-    frequency_(se.frequency_),
-    level_(se.level_)
+    amplitude_(se.amplitude_, false),
+    frequency_(se.frequency_, false),
+    scale_(se.scale_, false),
+    level_(se.level_, false)
 {}
 
 
@@ -77,9 +78,10 @@ template<class Type>
 Type Foam::Function1Types::Sine<Type>::value(const scalar t) const
 {
     return
-        amplitude_*sin(constant::mathematical::twoPi*frequency_*(t - t0_))
-       *scale_
-      + level_;
+        amplitude_->value(t)
+       *sin(constant::mathematical::twoPi*frequency_->value(t)*(t - t0_))
+       *scale_->value(t)
+      + level_->value(t);
 }
 
 
@@ -91,7 +93,7 @@ Type Foam::Function1Types::Sine<Type>::integrate
 ) const
 {
     NotImplemented;
-    return level_;
+    return level_->value(t1);
 }
 
 

src/OpenFOAM/primitives/functions/Function1/Sine/Sine.H

@@ -34,12 +34,13 @@ Description
     where
 
     \vartable
-        a       | Amplitude
-        f       | Frequency [1/s]
-        s       | Type scale factor
-        l       | Type offset level
-        t_0     | Start time [s]
-        t       | Time [s]
+        symbol  | Description       | Data type
+        a       | Amplitude         | Function1<scalar>
+        f       | Frequency [1/s]   | Function1<scalar>
+        s       | Type scale factor | Function1<Type>
+        l       | Type offset level | Function1<Type>
+        t_0     | Start time [s]    | scalar
+        t       | Time [s]          | scalar
     \endvartable
 
     Example for a scalar:
@@ -80,16 +81,6 @@ SourceFiles
 
 namespace Foam
 {
-
-// Forward declaration of friend functions and operators
-namespace Function1Types
-{
-    template<class Type> class Sine;
-};
-
-template<class Type>
-Ostream& operator<<(Ostream&, const Function1Types::Sine<Type>&);
-
 namespace Function1Types
 {
 
@@ -108,16 +99,16 @@ class Sine
         scalar t0_;
 
         //- Scalar amplitude of the sin function
-        scalar amplitude_;
+        autoPtr<Function1<scalar>> amplitude_;
 
         //- Frequency of the sin function
-        scalar frequency_;
+        autoPtr<Function1<scalar>> frequency_;
 
         //- Scaling factor of the sin function
-        Type scale_;
+        autoPtr<Function1<Type>> scale_;
 
         //- Level to which the sin function is added
-        Type level_;
+        autoPtr<Function1<Type>> level_;
 
 
     // Private Member Functions
@@ -167,16 +158,6 @@ public:
         //- Integrate between the two time values t1 and t2
         Type integrate(const scalar t1, const scalar t2) const;
 
-
-    // I/O
-
-        //- Ostream Operator
-        friend Ostream& operator<< <Type>
-        (
-            Ostream& os,
-            const Sine<Type>& cnst
-        );
-
         //- Write in dictionary format
         virtual void writeData(Ostream& os) const;
 };

src/OpenFOAM/primitives/functions/Function1/Sine/SineIO.C

@@ -27,30 +27,6 @@ License
 
 // * * * * * * * * * * * * * * * IOstream Operators  * * * * * * * * * * * * //
 
-template<class Type>
-Foam::Ostream& Foam::operator<<
-(
-    Ostream& os,
-    const Function1Types::Sine<Type>& se
-)
-{
-    os  << static_cast<const Function1<Type>& >(se)
-        << token::SPACE << se.t0_
-        << token::SPACE << se.amplitude_
-        << token::SPACE << se.frequency_
-        << token::SPACE << se.scale_
-        << token::SPACE << se.level_;
-
-    // Check state of Ostream
-    os.check
-    (
-        "Ostream& operator<<(Ostream&, const Sine<Type>&)"
-    );
-
-    return os;
-}
-
-
 template<class Type>
 void Foam::Function1Types::Sine<Type>::writeData(Ostream& os) const
 {
@@ -59,10 +35,10 @@ void Foam::Function1Types::Sine<Type>::writeData(Ostream& os) const
     os  << indent << word(this->name() + "Coeffs") << nl;
     os  << indent << token::BEGIN_BLOCK << incrIndent << nl;
     os.writeKeyword("t0") << t0_ << token::END_STATEMENT << nl;
-    os.writeKeyword("amplitude") << amplitude_ << token::END_STATEMENT << nl;
-    os.writeKeyword("frequency") << frequency_ << token::END_STATEMENT << nl;
-    os.writeKeyword("scale") << scale_ << token::END_STATEMENT << nl;
-    os.writeKeyword("level") << level_ << token::END_STATEMENT << nl;
+    amplitude_->writeData(os);
+    frequency_->writeData(os);
+    scale_->writeData(os);
+    level_->writeData(os);
     os  << decrIndent << indent << token::END_BLOCK << endl;
 }