2 Copyright 2011, 2012, 2013 Jun Wako <wakojun@gmail.com>
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>.
32 #include "backlight.h"
33 #include "action_layer.h"
34 #ifdef BOOTMAGIC_ENABLE
35 # include "bootmagic.h"
39 #ifdef MOUSEKEY_ENABLE
40 # include "mousekey.h"
42 #ifdef PS2_MOUSE_ENABLE
43 # include "ps2_mouse.h"
45 #ifdef SERIAL_MOUSE_ENABLE
46 # include "serial_mouse.h"
48 #ifdef ADB_MOUSE_ENABLE
51 #ifdef RGBLIGHT_ENABLE
52 # include "rgblight.h"
55 # include "process_steno.h"
57 #ifdef FAUXCLICKY_ENABLE
58 # include "fauxclicky.h"
60 #ifdef SERIAL_LINK_ENABLE
61 # include "serial_link/system/serial_link.h"
63 #ifdef VISUALIZER_ENABLE
64 # include "visualizer/visualizer.h"
66 #ifdef POINTING_DEVICE_ENABLE
67 # include "pointing_device.h"
70 # include "process_midi.h"
73 #ifdef MATRIX_HAS_GHOST
74 extern const uint16_t keymaps[][MATRIX_ROWS][MATRIX_COLS];
75 static matrix_row_t get_real_keys(uint8_t row, matrix_row_t rowdata){
77 for (uint8_t col = 0; col < MATRIX_COLS; col++) {
78 //read each key in the row data and check if the keymap defines it as a real key
79 if (pgm_read_byte(&keymaps[0][row][col]) && (rowdata & (1<<col))){
80 //this creates new row data, if a key is defined in the keymap, it will be set here
87 static inline bool popcount_more_than_one(matrix_row_t rowdata)
89 rowdata &= rowdata-1; //if there are less than two bits (keys) set, rowdata will become zero
93 static inline bool has_ghost_in_row(uint8_t row, matrix_row_t rowdata)
95 /* No ghost exists when less than 2 keys are down on the row.
96 If there are "active" blanks in the matrix, the key can't be pressed by the user,
97 there is no doubt as to which keys are really being pressed.
98 The ghosts will be ignored, they are KC_NO. */
99 rowdata = get_real_keys(row, rowdata);
100 if ((popcount_more_than_one(rowdata)) == 0){
103 /* Ghost occurs when the row shares a column line with other row,
104 and two columns are read on each row. Blanks in the matrix don't matter,
105 so they are filtered out.
106 If there are two or more real keys pressed and they match columns with
107 at least two of another row's real keys, the row will be ignored. Keep in mind,
108 we are checking one row at a time, not all of them at once.
110 for (uint8_t i=0; i < MATRIX_ROWS; i++) {
111 if (i != row && popcount_more_than_one(get_real_keys(i, matrix_get_row(i)) & rowdata)){
120 /** \brief matrix_setup
124 __attribute__ ((weak))
125 void matrix_setup(void) {
128 /** \brief keyboard_setup
132 void keyboard_setup(void) {
136 /** \brief is_keyboard_master
140 __attribute__((weak))
141 bool is_keyboard_master(void) {
145 /** \brief keyboard_init
149 void keyboard_init(void) {
152 #ifdef PS2_MOUSE_ENABLE
155 #ifdef SERIAL_MOUSE_ENABLE
158 #ifdef ADB_MOUSE_ENABLE
161 #ifdef BOOTMAGIC_ENABLE
166 #ifdef BACKLIGHT_ENABLE
169 #ifdef RGBLIGHT_ENABLE
175 #ifdef FAUXCLICKY_ENABLE
178 #ifdef POINTING_DEVICE_ENABLE
179 pointing_device_init();
181 #if defined(NKRO_ENABLE) && defined(FORCE_NKRO)
182 keymap_config.nkro = 1;
186 /** \brief Keyboard task: Do keyboard routine jobs
188 * Do routine keyboard jobs:
191 * * handle mouse movements
192 * * run visualizer code
193 * * handle midi commands
196 * This is repeatedly called as fast as possible.
198 void keyboard_task(void)
200 static matrix_row_t matrix_prev[MATRIX_ROWS];
201 #ifdef MATRIX_HAS_GHOST
202 // static matrix_row_t matrix_ghost[MATRIX_ROWS];
204 static uint8_t led_status = 0;
205 matrix_row_t matrix_row = 0;
206 matrix_row_t matrix_change = 0;
207 #ifdef QMK_KEYS_PER_SCAN
208 uint8_t keys_processed = 0;
212 if (is_keyboard_master()) {
213 for (uint8_t r = 0; r < MATRIX_ROWS; r++) {
214 matrix_row = matrix_get_row(r);
215 matrix_change = matrix_row ^ matrix_prev[r];
217 #ifdef MATRIX_HAS_GHOST
218 if (has_ghost_in_row(r, matrix_row)) {
219 /* Keep track of whether ghosted status has changed for
220 * debugging. But don't update matrix_prev until un-ghosted, or
221 * the last key would be lost.
223 //if (debug_matrix && matrix_ghost[r] != matrix_row) {
226 //matrix_ghost[r] = matrix_row;
229 //matrix_ghost[r] = matrix_row;
231 if (debug_matrix) matrix_print();
232 for (uint8_t c = 0; c < MATRIX_COLS; c++) {
233 if (matrix_change & ((matrix_row_t)1<<c)) {
234 action_exec((keyevent_t){
235 .key = (keypos_t){ .row = r, .col = c },
236 .pressed = (matrix_row & ((matrix_row_t)1<<c)),
237 .time = (timer_read() | 1) /* time should not be 0 */
239 // record a processed key
240 matrix_prev[r] ^= ((matrix_row_t)1<<c);
241 #ifdef QMK_KEYS_PER_SCAN
242 // only jump out if we have processed "enough" keys.
243 if (++keys_processed >= QMK_KEYS_PER_SCAN)
245 // process a key per task call
246 goto MATRIX_LOOP_END;
252 // call with pseudo tick event when no real key event.
253 #ifdef QMK_KEYS_PER_SCAN
254 // we can get here with some keys processed now.
261 #ifdef MOUSEKEY_ENABLE
262 // mousekey repeat & acceleration
266 #ifdef PS2_MOUSE_ENABLE
270 #ifdef SERIAL_MOUSE_ENABLE
274 #ifdef ADB_MOUSE_ENABLE
278 #ifdef SERIAL_LINK_ENABLE
279 serial_link_update();
282 #ifdef VISUALIZER_ENABLE
283 visualizer_update(default_layer_state, layer_state, visualizer_get_mods(), host_keyboard_leds());
286 #ifdef POINTING_DEVICE_ENABLE
287 pointing_device_task();
295 if (led_status != host_keyboard_leds()) {
296 led_status = host_keyboard_leds();
297 keyboard_set_leds(led_status);
301 /** \brief keyboard set leds
305 void keyboard_set_leds(uint8_t leds)
307 if (debug_keyboard) { debug("keyboard_set_led: "); debug_hex8(leds); debug("\n"); }