File content as of revision 0:cc146da10871:

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Copyright (c) 2015 MicroModeler.

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// A commercial license for MicroModeler DSP can be obtained at http://www.micromodeler.com/launch.jsp

// Begin header file, filter1.h

#ifndef FILTER1_H_ // Include guards
#define FILTER1_H_

static const int filter1_numStages = 4;
static const int filter1_coefficientLength = 20;
extern float filter1_coefficients[20];

typedef struct
{
    float state[16];
    float output;
} filter1Type;

typedef struct
{
    float *pInput;
    float *pOutput;
    float *pState;
    float *pCoefficients;
    short count;
} filter1_executionState;


filter1Type *filter1_create( void );
void filter1_destroy( filter1Type *pObject );
 void filter1_init( filter1Type * pThis );
 void filter1_reset( filter1Type * pThis );
#define filter1_writeInput( pThis, input )  \
    filter1_filterBlock( pThis, &input, &pThis->output, 1 );

#define filter1_readOutput( pThis )  \
    pThis->output

 int filter1_filterBlock( filter1Type * pThis, float * pInput, float * pOutput, unsigned int count );
#define filter1_outputToFloat( output )  \
    (output)

#define filter1_inputFromFloat( input )  \
    (input)

 void filter1_filterBiquad( filter1_executionState * pExecState );
#endif // FILTER1_H_