LCOV - code coverage report
Current view: top level - Tools - SinusGeneratorFilter.h (source / functions) Hit Total Coverage
Test: coverage.info.cleaned Lines: 1 1 100.0 %
Date: 2021-02-18 20:07:22 Functions: 1 2 50.0 %

          Line data    Source code
       1             : /**
       2             :  * \file SinusGeneratorFilter.h
       3             :  */
       4             : 
       5             : #ifndef ATK_TOOLS_SINUSGENERATORFILTER_H
       6             : #define ATK_TOOLS_SINUSGENERATORFILTER_H
       7             : 
       8             : #include <ATK/Core/TypedBaseFilter.h>
       9             : #include <ATK/Tools/config.h>
      10             : 
      11             : #include <vector>
      12             : 
      13             : namespace ATK
      14             : {
      15             :   /// A sin/cos generator
      16             :   template<typename DataType_>
      17             :   class ATK_TOOLS_EXPORT SinusGeneratorFilter final : public TypedBaseFilter<DataType_>
      18             :   {
      19             :   protected:
      20             :     /// Simplify parent calls
      21             :     using Parent = TypedBaseFilter<DataType_>;
      22             :     using typename Parent::DataType;
      23             :     using Parent::outputs;
      24             :     using Parent::output_sampling_rate;
      25             : 
      26             :   public:
      27             :     /// Constructor
      28             :     SinusGeneratorFilter();
      29             :     /// Destructor
      30           5 :     ~SinusGeneratorFilter() override = default;
      31             : 
      32             :     /// Sets the frequency of the oscillator, without resetting it
      33             :     void set_frequency(DataType_ frequency);
      34             :     /// Gets the frequency of the oscillator
      35             :     DataType_ get_frequency() const;
      36             : 
      37             :     /// Sets the output volume, doesn't update the cache
      38             :     void set_volume(DataType_ volume);
      39             :     /// Gets the output volume
      40             :     DataType_ get_volume() const;
      41             : 
      42             :     /// Sets the offset of the generated signal, doesn't update the cache
      43             :     void set_offset(DataType_ offset);
      44             :     /// Gets the offset
      45             :     DataType_ get_offset() const;
      46             : 
      47             :     void full_setup() final;
      48             : 
      49             :   protected:
      50             :     void process_impl(gsl::index size) const final;
      51             :     
      52             :   private:
      53             :     DataType_ volume{1};
      54             :     DataType_ offset{0};
      55             :     DataType_ frequency{0};
      56             :     DataType_ frequ_cos{1};
      57             :     DataType_ frequ_sin{0};
      58             : 
      59             :     mutable DataType_ cos{1};
      60             :     mutable DataType_ sin{0};
      61             :   };
      62             : }
      63             : 
      64             : #endif

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