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/*
Copyright 2012 Jun Wako
Copyright 2014 Jack Humbert
Copyright 2019 @filoxo
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/>.
*/
#include <stdint.h>
#include <stdbool.h>
#if defined(__AVR__)
#include <avr/io.h>
#endif
#include "wait.h"
#include "print.h"
#include "debug.h"
#include "util.h"
#include "matrix.h"
#include "timer.h"
#include "honeycomb.h"
#include "pointing_device.h"
#include "report.h"
#include "uart.h"
#if (MATRIX_COLS <= 8)
# define print_matrix_header() print("\nr/c 01234567\n")
# define print_matrix_row(row) print_bin_reverse8(matrix_get_row(row))
# define matrix_bitpop(i) bitpop(matrix[i])
# define ROW_SHIFTER ((uint8_t)1)
#elif (MATRIX_COLS <= 16)
# define print_matrix_header() print("\nr/c 0123456789ABCDEF\n")
# define print_matrix_row(row) print_bin_reverse16(matrix_get_row(row))
# define matrix_bitpop(i) bitpop16(matrix[i])
# define ROW_SHIFTER ((uint16_t)1)
#elif (MATRIX_COLS <= 32)
# define print_matrix_header() print("\nr/c 0123456789ABCDEF0123456789ABCDEF\n")
# define print_matrix_row(row) print_bin_reverse32(matrix_get_row(row))
# define matrix_bitpop(i) bitpop32(matrix[i])
# define ROW_SHIFTER ((uint32_t)1)
#endif
/* matrix state(1:on, 0:off) */
static matrix_row_t matrix[MATRIX_ROWS];
//extern int8_t encoderValue;
int8_t encoderValue = 0;
__attribute__ ((weak))
void matrix_init_quantum(void) {
matrix_init_kb();
}
__attribute__ ((weak))
void matrix_scan_quantum(void) {
matrix_scan_kb();
}
__attribute__ ((weak))
void matrix_init_kb(void) {
matrix_init_user();
}
__attribute__ ((weak))
void matrix_scan_kb(void) {
matrix_scan_user();
}
__attribute__ ((weak))
void matrix_init_user(void) {
}
__attribute__ ((weak))
void matrix_scan_user(void) {
}
inline
uint8_t matrix_rows(void) {
return MATRIX_ROWS;
}
inline
uint8_t matrix_cols(void) {
return MATRIX_COLS;
}
void matrix_init(void) {
matrix_init_quantum();
uart_init(1000000);
}
uint8_t matrix_scan(void)
{
uint32_t timeout = 0;
// The 's' character requests the RF slave to send the matrix
uart_write('s');
// Trust the external keystates entirely, erase the last data
uint8_t uart_data[4] = {0};
// There are 3 bytes corresponding to the data, and a checksum
for (uint8_t i = 0; i < 4; i++) {
// Wait for the serial data, timeout if it's been too long
// This only happened in testing with a loose wire, but does no
// harm to leave it in here
while(!uart_available()){
timeout++;
if (timeout > 10000){
xprintf("\r\nTime out in keyboard.");
break;
}
}
uart_data[i] = uart_read();
}
// Check for the end packet, it's our checksum.
// Will only be a match if the correct bytes were recieved
if (uart_data[3] == (uart_data[0] ^ uart_data[1] ^ uart_data[2])) { // This is an arbitrary checksum calculated by XORing all the data.
// Transferring the keystates to the QMK matrix variable
/* ASSUMING MSB FIRST */
matrix[0] = ((uint16_t) uart_data[0] << 8) | ((uint16_t) uart_data[1]);
encoderValue += (int8_t) uart_data[2];
if ((uart_data[0] | uart_data[1] | uart_data[2])!=0){
xprintf("\r\n0x%0X%02X%02X",uart_data[0],uart_data[1], uart_data[2]);
}
/* OK, TURNS OUT THAT WAS A BAD ASSUMPTION */
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
// I've unpacked these into the mirror image of what QMK expects them to be, so...
matrix[i] = bitrev16(matrix[i]);
// So I'll reverse it, and this should be fine now.
}
// A mouse report for scrolling would go here, but I don't plan on doing scrolling with the encoder. So.
report_mouse_t currentReport = {};
/*
currentReport = pointing_device_get_report();
//mouseReport.x = 127 max -127 min
currentReport.x = (int8_t) uart_data[6];
//mouseReport.y = 127 max -127 min
currentReport.y = (int8_t) uart_data[7];
//mouseReport.v = 127 max -127 min (scroll vertical)
currentReport.v = (int8_t) uart_data[8];
//mouseReport.h = 127 max -127 min (scroll horizontal)
currentReport.h = (int8_t) uart_data[9];
*/
/*
currentReport.x = 0;
currentReport.y = 0;
currentReport.v = 0;
currentReport.h = 0;*/
pointing_device_set_report(currentReport);
} else {
xprintf("\r\nRequested packet, data 3 was %d",uart_data[3]);
}
matrix_scan_quantum();
return 1;
}
inline
bool matrix_is_on(uint8_t row, uint8_t col)
{
return (matrix[row] & ((matrix_row_t)1<col));
}
inline
matrix_row_t matrix_get_row(uint8_t row)
{
return matrix[row];
}
void matrix_print(void)
{
print_matrix_header();
for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
print_hex8(row); print(": ");
print_matrix_row(row);
print("\n");
}
}
uint8_t matrix_key_count(void)
{
uint8_t count = 0;
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
count += matrix_bitpop(i);
}
return count;
}
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