opensteno_qmk/quantum/matrix_common.c
Joel Challis 7707724dc4
Allow 30us matrix delay to be keyboard/user overridable (#8216)
* Allow 30us matrix delay to be configurable via define

* Move wait logic to matrix_common

* Move wait logic to matrix_common - fix wait includes
2020-02-21 14:49:33 +11:00

114 lines
3.1 KiB
C

#include "matrix.h"
#include "debounce.h"
#include "wait.h"
#include "print.h"
#include "debug.h"
#ifndef MATRIX_IO_DELAY
# define MATRIX_IO_DELAY 30
#endif
/* matrix state(1:on, 0:off) */
matrix_row_t raw_matrix[MATRIX_ROWS];
matrix_row_t matrix[MATRIX_ROWS];
#ifdef MATRIX_MASKED
extern const matrix_row_t matrix_mask[];
#endif
// user-defined overridable functions
__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) {}
// helper functions
inline uint8_t matrix_rows(void) { return MATRIX_ROWS; }
inline uint8_t matrix_cols(void) { return MATRIX_COLS; }
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) {
// Matrix mask lets you disable switches in the returned matrix data. For example, if you have a
// switch blocker installed and the switch is always pressed.
#ifdef MATRIX_MASKED
return matrix[row] & matrix_mask[row];
#else
return matrix[row];
#endif
}
// Deprecated.
bool matrix_is_modified(void) {
if (debounce_active()) return false;
return true;
}
#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(row) bitpop(matrix_get_row(row))
#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(row) bitpop16(matrix_get_row(row))
#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(row) bitpop32(matrix_get_row(row))
#endif
void matrix_print(void) {
print_matrix_header();
for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
phex(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;
}
__attribute__((weak)) void matrix_io_delay(void) { wait_us(MATRIX_IO_DELAY); }
// CUSTOM MATRIX 'LITE'
__attribute__((weak)) void matrix_init_custom(void) {}
__attribute__((weak)) bool matrix_scan_custom(matrix_row_t current_matrix[]) { return true; }
__attribute__((weak)) void matrix_init(void) {
matrix_init_custom();
// initialize matrix state: all keys off
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
raw_matrix[i] = 0;
matrix[i] = 0;
}
debounce_init(MATRIX_ROWS);
matrix_init_quantum();
}
__attribute__((weak)) uint8_t matrix_scan(void) {
bool changed = matrix_scan_custom(raw_matrix);
debounce(raw_matrix, matrix, MATRIX_ROWS, changed);
matrix_scan_quantum();
return changed;
}