62 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			62 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* Copyright 2020 Christopher Courtney, aka Drashna Jael're  (@drashna) <drashna@live.com>
 | 
						|
 * Copyright 2021 Dasky (@daskygit)
 | 
						|
 *
 | 
						|
 * This program is free software: you can redistribute it and/or modify
 | 
						|
 * it under the terms of the GNU General Public License as published by
 | 
						|
 * the Free Software Foundation, either version 2 of the License, or
 | 
						|
 * (at your option) any later version.
 | 
						|
 *
 | 
						|
 * This program is distributed in the hope that it will be useful,
 | 
						|
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 | 
						|
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 | 
						|
 * GNU General Public License for more details.
 | 
						|
 *
 | 
						|
 * You should have received a copy of the GNU General Public License
 | 
						|
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 | 
						|
 */
 | 
						|
#pragma once
 | 
						|
 | 
						|
#include <stdint.h>
 | 
						|
#include "report.h"
 | 
						|
#include "i2c_master.h"
 | 
						|
 | 
						|
#ifndef PIMORONI_TRACKBALL_ADDRESS
 | 
						|
#    define PIMORONI_TRACKBALL_ADDRESS 0x0A
 | 
						|
#endif
 | 
						|
#ifndef PIMORONI_TRACKBALL_INTERVAL_MS
 | 
						|
#    define PIMORONI_TRACKBALL_INTERVAL_MS 8
 | 
						|
#endif
 | 
						|
#ifndef PIMORONI_TRACKBALL_SCALE
 | 
						|
#    define PIMORONI_TRACKBALL_SCALE 5
 | 
						|
#endif
 | 
						|
#ifndef PIMORONI_TRACKBALL_DEBOUNCE_CYCLES
 | 
						|
#    define PIMORONI_TRACKBALL_DEBOUNCE_CYCLES 20
 | 
						|
#endif
 | 
						|
#ifndef PIMORONI_TRACKBALL_ERROR_COUNT
 | 
						|
#    define PIMORONI_TRACKBALL_ERROR_COUNT 10
 | 
						|
#endif
 | 
						|
 | 
						|
#ifndef PIMORONI_TRACKBALL_TIMEOUT
 | 
						|
#    define PIMORONI_TRACKBALL_TIMEOUT 100
 | 
						|
#endif
 | 
						|
 | 
						|
#ifndef PIMORONI_TRACKBALL_DEBUG_INTERVAL
 | 
						|
#    define PIMORONI_TRACKBALL_DEBUG_INTERVAL 100
 | 
						|
#endif
 | 
						|
 | 
						|
typedef struct {
 | 
						|
    uint8_t left;
 | 
						|
    uint8_t right;
 | 
						|
    uint8_t up;
 | 
						|
    uint8_t down;
 | 
						|
    uint8_t click;
 | 
						|
} pimoroni_data_t;
 | 
						|
 | 
						|
void         pimironi_trackball_device_init(void);
 | 
						|
void         pimoroni_trackball_set_rgbw(uint8_t red, uint8_t green, uint8_t blue, uint8_t white);
 | 
						|
int16_t      pimoroni_trackball_get_offsets(uint8_t negative_dir, uint8_t positive_dir, uint8_t scale);
 | 
						|
void         pimoroni_trackball_adapt_values(int8_t* mouse, int16_t* offset);
 | 
						|
float        pimoroni_trackball_get_precision(void);
 | 
						|
void         pimoroni_trackball_set_precision(float precision);
 | 
						|
i2c_status_t read_pimoroni_trackball(pimoroni_data_t* data);
 |