andrewm@0: /*
andrewm@0:  * render.h
andrewm@0:  *
andrewm@0:  *  Created on: May 28, 2014
andrewm@0:  *      Author: Victor Zappi
andrewm@0:  */
andrewm@0: 
andrewm@0: #ifndef RENDER_H_
andrewm@0: #define RENDER_H_
andrewm@0: 
andrewm@0: // uint types
andrewm@0: #include <stdint.h>
giuliomoro@24: #include "Utilities.h"
giuliomoro@24: #include "digital_gpio_mapping.h"
giuliomoro@24: #include "RTAudioSettings.h"
giuliomoro@24: 
andrewm@0: // Mappings from pin numbers on PCB to actual DAC channels
andrewm@0: // This gives the DAC and ADC connectors the same effective pinout
andrewm@0: #define DAC_PIN0	6
andrewm@0: #define DAC_PIN1	4
andrewm@0: #define DAC_PIN2	2
andrewm@0: #define DAC_PIN3	0
andrewm@0: #define DAC_PIN4	1
andrewm@0: #define DAC_PIN5	3
andrewm@0: #define DAC_PIN6	5
andrewm@0: #define DAC_PIN7	7
andrewm@0: 
andrewm@0: #define ADC_PIN0	0
andrewm@0: #define ADC_PIN1	1
andrewm@0: #define ADC_PIN2	2
andrewm@0: #define ADC_PIN3	3
andrewm@0: #define ADC_PIN4	4
andrewm@0: #define ADC_PIN5	5
andrewm@0: #define ADC_PIN6	6
andrewm@0: #define ADC_PIN7	7
andrewm@0: 
giuliomoro@19: #define ANALOG_MAX  65535.0
andrewm@0: 
andrewm@13: extern int gNumAudioChannels;	// How many audio channels are present
giuliomoro@19: extern int gNumAnalogChannels;	// How many analog channels are present
giuliomoro@19: extern int gNumDigitalChannels;
giuliomoro@19: bool initialise_render(int numAnalogChannels, int numDigitalChannels, int numAudioChannels,
giuliomoro@19: 		  	   	   	   int numAnalogFramesPerPeriod,
andrewm@0: 					   int numAudioFramesPerPeriod,
giuliomoro@19: 					   float analogSampleRate, float audioSampleRate,
giuliomoro@24: 					   void *userData, RTAudioSettings *settings);
andrewm@0: 
giuliomoro@19: void render(int numAnalogFrames, int numAudioFrames, int numDigitalFrames, float *audioIn, float *audioOut,
giuliomoro@19: 			float *analogIn, float *analogOut, uint32_t *digital);
andrewm@0: 
andrewm@0: void render_medium_prio();
andrewm@0: void render_low_prio();
andrewm@0: 
andrewm@0: void schedule_render_medium_prio();
andrewm@0: void schedule_render_low_prio();
andrewm@0: 
andrewm@0: 
andrewm@0: void cleanup_render();
andrewm@0: 
andrewm@0: #endif /* RENDER_H_ */