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#include "AudioMathConstant_F32.h" |
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void AudioMathConstant_F32::update(void) { |
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audio_block_f32_t *block; |
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block = AudioStream_F32::allocate_f32(); |
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if (!block) return; |
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for(int i=0; i<128; i++) |
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block->data[i] = constant; |
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AudioStream_F32::transmit(block); |
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AudioStream_F32::release(block); |
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} |
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/*
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* AudioMathConstant_F32 |
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* |
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* Created: Bob Larkin, March 2023 |
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* Purpose: Outputs a block of floating point numbers, all the same. |
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* Default value is 0.0f |
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* |
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* This outputs a single, constant stream of audio data (ie, it is mono) |
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* |
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* MIT License. use at your own risk. |
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*/ |
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#ifndef _AudioMathConstant_F32_H |
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#define _AudioMathConstant_F32_H |
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#include "AudioStream_F32.h" |
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class AudioMathConstant_F32 : public AudioStream_F32 |
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{ |
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//GUI: inputs:0, outputs:1 //this line used for automatic generation of GUI node
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public: |
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AudioMathConstant_F32(void) : AudioStream_F32(0, NULL) {}; |
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AudioMathConstant_F32(const AudioSettings_F32 &settings) : AudioStream_F32(0, NULL) { |
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sample_rate_Hz = settings.sample_rate_Hz; |
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block_size = settings.audio_block_samples; |
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}; |
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void setConstant(float32_t _constant) { constant = _constant; } |
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virtual void update(void); |
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private: |
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float sample_rate_Hz = AUDIO_SAMPLE_RATE; |
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uint16_t block_size = AUDIO_BLOCK_SAMPLES; |
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float32_t constant = 0.0f; |
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}; |
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#endif |
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