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- /*
- Copyright 2011 Jun Wako <[email protected]>
-
- 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>
- #include "usb_hid.h"
- #include "keycode.h"
- #include "util.h"
- #include "print.h"
- #include "debug.h"
- #include "matrix.h"
-
- /* KEY CODE to Matrix
- *
- * HID keycode(1 byte):
- * Higher 5 bits indicates ROW and lower 3 bits COL.
- *
- * 7 6 5 4 3 2 1 0
- * +---------------+
- * | ROW | COL |
- * +---------------+
- *
- * Matrix space(32 * 8):
- * 01234567
- * 0 +--------+
- * : | |
- * : | |
- * 31 +--------+
- */
- #define ROW_MASK 0xF8
- #define COL_MASK 0x07
- #define CODE(row, col) (((row) << 3) | (col))
- #define ROW(code) (((code) & ROW_MASK) >> 3)
- #define COL(code) ((code) & COL_MASK)
- #define ROW_BITS(code) (1 << COL(code))
-
-
- uint8_t matrix_rows(void) { return MATRIX_ROWS; }
- uint8_t matrix_cols(void) { return MATRIX_COLS; }
- void matrix_init(void) {}
- bool matrix_has_ghost(void) { return false; }
-
- static bool matrix_is_mod =false;
-
- uint8_t matrix_scan(void) {
- static uint16_t last_time_stamp = 0;
-
- if (last_time_stamp != usb_hid_time_stamp) {
- last_time_stamp = usb_hid_time_stamp;
- matrix_is_mod = true;
- } else {
- matrix_is_mod = false;
- }
- return 1;
- }
-
- bool matrix_is_modified(void) {
-
- return matrix_is_mod;
- }
-
- bool matrix_is_on(uint8_t row, uint8_t col) {
- uint8_t code = CODE(row, col);
-
- if (IS_MOD(code)) {
- if (usb_hid_keyboard_report.mods & ROW_BITS(code)) {
- return true;
- }
- }
- for (uint8_t i = 0; i < REPORT_KEYS; i++) {
- if (usb_hid_keyboard_report.keys[i] == code) {
- return true;
- }
- }
- return false;
- }
-
- uint8_t matrix_get_row(uint8_t row) {
- uint8_t row_bits = 0;
-
- if (IS_MOD(CODE(row, 0)) && usb_hid_keyboard_report.mods) {
- row_bits |= usb_hid_keyboard_report.mods;
- }
-
- for (uint8_t i = 0; i < REPORT_KEYS; i++) {
- if (IS_ANY(usb_hid_keyboard_report.keys[i])) {
- if (row == ROW(usb_hid_keyboard_report.keys[i])) {
- row_bits |= ROW_BITS(usb_hid_keyboard_report.keys[i]);
- }
- }
- }
- return row_bits;
- }
-
- uint8_t matrix_key_count(void) {
- uint8_t count = 0;
-
- count += bitpop(usb_hid_keyboard_report.mods);
- for (uint8_t i = 0; i < REPORT_KEYS; i++) {
- if (IS_ANY(usb_hid_keyboard_report.keys[i])) {
- count++;
- }
- }
- return count;
- }
-
- void matrix_print(void) {
- print("\nr/c 01234567\n");
- for (uint8_t row = 0; row < matrix_rows(); row++) {
- phex(row); print(": ");
- pbin_reverse(matrix_get_row(row));
- #ifdef MATRIX_HAS_GHOST
- if (matrix_has_ghost_in_row(row)) {
- print(" <ghost");
- }
- #endif
- print("\n");
- }
- }
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