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183 lines
4.8 KiB
183 lines
4.8 KiB
#include "matrix.h"
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#include "debounce.h"
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#include "wait.h"
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#include "print.h"
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#include "debug.h"
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#ifdef SPLIT_KEYBOARD
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# include "split_common/split_util.h"
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# include "split_common/transactions.h"
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# include <string.h>
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# define ROWS_PER_HAND (MATRIX_ROWS / 2)
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#else
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# define ROWS_PER_HAND (MATRIX_ROWS)
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#endif
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#ifndef MATRIX_IO_DELAY
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# define MATRIX_IO_DELAY 30
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#endif
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/* matrix state(1:on, 0:off) */
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matrix_row_t raw_matrix[MATRIX_ROWS];
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matrix_row_t matrix[MATRIX_ROWS];
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#ifdef SPLIT_KEYBOARD
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// row offsets for each hand
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uint8_t thisHand, thatHand;
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#endif
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#ifdef MATRIX_MASKED
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extern const matrix_row_t matrix_mask[];
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#endif
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// user-defined overridable functions
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__attribute__((weak)) void matrix_init_kb(void) {
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matrix_init_user();
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}
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__attribute__((weak)) void matrix_scan_kb(void) {
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matrix_scan_user();
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}
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__attribute__((weak)) void matrix_init_user(void) {}
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__attribute__((weak)) void matrix_scan_user(void) {}
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// helper functions
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inline uint8_t matrix_rows(void) {
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return MATRIX_ROWS;
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}
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inline uint8_t matrix_cols(void) {
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return MATRIX_COLS;
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}
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inline bool matrix_is_on(uint8_t row, uint8_t col) {
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return (matrix[row] & ((matrix_row_t)1 << col));
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}
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inline matrix_row_t matrix_get_row(uint8_t row) {
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// Matrix mask lets you disable switches in the returned matrix data. For example, if you have a
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// switch blocker installed and the switch is always pressed.
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#ifdef MATRIX_MASKED
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return matrix[row] & matrix_mask[row];
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#else
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return matrix[row];
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#endif
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}
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#if (MATRIX_COLS <= 8)
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# define print_matrix_header() print("\nr/c 01234567\n")
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# define print_matrix_row(row) print_bin_reverse8(matrix_get_row(row))
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#elif (MATRIX_COLS <= 16)
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# define print_matrix_header() print("\nr/c 0123456789ABCDEF\n")
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# define print_matrix_row(row) print_bin_reverse16(matrix_get_row(row))
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#elif (MATRIX_COLS <= 32)
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# define print_matrix_header() print("\nr/c 0123456789ABCDEF0123456789ABCDEF\n")
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# define print_matrix_row(row) print_bin_reverse32(matrix_get_row(row))
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#endif
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void matrix_print(void) {
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print_matrix_header();
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for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
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print_hex8(row);
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print(": ");
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print_matrix_row(row);
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print("\n");
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}
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}
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#ifdef SPLIT_KEYBOARD
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bool matrix_post_scan(void) {
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bool changed = false;
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if (is_keyboard_master()) {
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static bool last_connected = false;
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matrix_row_t slave_matrix[ROWS_PER_HAND] = {0};
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if (transport_master_if_connected(matrix + thisHand, slave_matrix)) {
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changed = memcmp(matrix + thatHand, slave_matrix, sizeof(slave_matrix)) != 0;
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last_connected = true;
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} else if (last_connected) {
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// reset other half when disconnected
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memset(slave_matrix, 0, sizeof(slave_matrix));
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changed = true;
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last_connected = false;
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}
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if (changed) memcpy(matrix + thatHand, slave_matrix, sizeof(slave_matrix));
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matrix_scan_kb();
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} else {
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transport_slave(matrix + thatHand, matrix + thisHand);
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matrix_slave_scan_kb();
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}
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return changed;
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}
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#endif
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/* `matrix_io_delay ()` exists for backwards compatibility. From now on, use matrix_output_unselect_delay(). */
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__attribute__((weak)) void matrix_io_delay(void) {
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wait_us(MATRIX_IO_DELAY);
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}
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__attribute__((weak)) void matrix_output_select_delay(void) {
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waitInputPinDelay();
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}
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__attribute__((weak)) void matrix_output_unselect_delay(uint8_t line, bool key_pressed) {
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matrix_io_delay();
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}
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// CUSTOM MATRIX 'LITE'
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__attribute__((weak)) void matrix_init_custom(void) {}
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__attribute__((weak)) bool matrix_scan_custom(matrix_row_t current_matrix[]) {
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return true;
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}
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#ifdef SPLIT_KEYBOARD
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__attribute__((weak)) void matrix_slave_scan_kb(void) {
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matrix_slave_scan_user();
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}
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__attribute__((weak)) void matrix_slave_scan_user(void) {}
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#endif
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__attribute__((weak)) void matrix_init(void) {
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#ifdef SPLIT_KEYBOARD
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thisHand = isLeftHand ? 0 : (ROWS_PER_HAND);
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thatHand = ROWS_PER_HAND - thisHand;
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#endif
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matrix_init_custom();
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// initialize matrix state: all keys off
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for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
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raw_matrix[i] = 0;
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matrix[i] = 0;
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}
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debounce_init(ROWS_PER_HAND);
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matrix_init_kb();
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}
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__attribute__((weak)) uint8_t matrix_scan(void) {
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bool changed = matrix_scan_custom(raw_matrix);
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#ifdef SPLIT_KEYBOARD
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changed = debounce(raw_matrix, matrix + thisHand, ROWS_PER_HAND, changed) | matrix_post_scan();
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#else
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changed = debounce(raw_matrix, matrix, ROWS_PER_HAND, changed);
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matrix_scan_kb();
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#endif
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return changed;
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}
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__attribute__((weak)) bool peek_matrix(uint8_t row_index, uint8_t col_index, bool raw) {
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return 0 != ((raw ? raw_matrix[row_index] : matrix[row_index]) & (MATRIX_ROW_SHIFTER << col_index));
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}
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