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1 /*
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2 * render.h
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3 *
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4 * Created on: May 28, 2014
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5 * Author: Victor Zappi
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6 */
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7
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8 #ifndef RENDER_H_
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9 #define RENDER_H_
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10
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11 // uint types
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12 #include <stdint.h>
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13 #include "Utilities.h"
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14 #include "digital_gpio_mapping.h"
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15 #include "RTAudioSettings.h"
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16
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17 // Mappings from pin numbers on PCB to actual DAC channels
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18 // This gives the DAC and ADC connectors the same effective pinout
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19 #define DAC_PIN0 6
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20 #define DAC_PIN1 4
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21 #define DAC_PIN2 2
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22 #define DAC_PIN3 0
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23 #define DAC_PIN4 1
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24 #define DAC_PIN5 3
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25 #define DAC_PIN6 5
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26 #define DAC_PIN7 7
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27
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28 #define ADC_PIN0 0
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29 #define ADC_PIN1 1
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30 #define ADC_PIN2 2
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31 #define ADC_PIN3 3
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32 #define ADC_PIN4 4
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33 #define ADC_PIN5 5
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34 #define ADC_PIN6 6
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35 #define ADC_PIN7 7
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36
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37 #define ANALOG_MAX 65535.0
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38
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39 extern int gNumAudioChannels; // How many audio channels are present
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40 extern int gNumAnalogChannels; // How many analog channels are present
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41 extern int gNumDigitalChannels;
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42 bool initialise_render(int numAnalogChannels, int numDigitalChannels, int numAudioChannels,
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43 int numAnalogFramesPerPeriod,
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44 int numAudioFramesPerPeriod,
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45 float analogSampleRate, float audioSampleRate,
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46 void *userData, RTAudioSettings *settings);
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47
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48 void render(int numAnalogFrames, int numAudioFrames, int numDigitalFrames, float *audioIn, float *audioOut,
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49 float *analogIn, float *analogOut, uint32_t *digital);
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50
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51 void render_medium_prio();
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52 void render_low_prio();
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53
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54 void schedule_render_medium_prio();
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55 void schedule_render_low_prio();
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56
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57
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58 void cleanup_render();
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59
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60 #endif /* RENDER_H_ */
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