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Clean code.

pull/12/head
tmk 11 years ago
parent
854c803fdd
commit
1e3e41a2c9
9 changed files with 226 additions and 201 deletions
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  1. +1
    -0
      common.mk
  2. +179
    -152
      common/action.c
  3. +21
    -18
      common/action.h
  4. +1
    -16
      common/command.c
  5. +2
    -8
      common/keyboard.c
  6. +11
    -6
      common/keyboard.h
  7. +6
    -0
      common/keymap.h
  8. +4
    -0
      keyboard/hhkb/config.h
  9. +1
    -1
      keyboard/hhkb/keymap.c

+ 1
- 0
common.mk View File

@ -2,6 +2,7 @@ COMMON_DIR = common
SRC += $(COMMON_DIR)/host.c \
$(COMMON_DIR)/keyboard.c \
$(COMMON_DIR)/action.c \
$(COMMON_DIR)/keymap.c \
$(COMMON_DIR)/command.c \
$(COMMON_DIR)/timer.c \
$(COMMON_DIR)/print.c \


+ 179
- 152
common/action.c View File

@ -1,3 +1,19 @@
/*
Copyright 2012,2013 Jun Wako <wakojun@gmail.com>
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 "host.h"
#include "timer.h"
#include "keymap.h"
@ -10,36 +26,44 @@
#include "action.h"
static void process(keyrecord_t *record);
static bool process_tapping(keyrecord_t *record);
static void process_action(keyrecord_t *record);
// TODO
/* layer */
uint8_t default_layer = 0;
uint8_t current_layer = 0;
/*
* Tapping
*/
/* period of tapping(ms) */
#ifndef TAPPING_TERM
#define TAPPING_TERM 200
#endif
/* tap term(ms) */
#define TAP_TERM 200
/* number of tap which fires toggle feature */
#define TAP_TOGGLE 5
/* tap count needed for toggling a feature */
#ifndef TAPPING_TOGGLE
#define TAPPING_TOGGLE 5
#endif
/* This counts up when tap occurs */
uint8_t tap_count = 0;
keyevent_t tapping_event = {};
keyrecord_t tapping_key = {};
/* stores a key event of current tap. */
static keyrecord_t tapping_key = {};
/* TAPPING: This indicates that whether tap or not is not decided yet. */
// NOTE: keyevent_t.time 0 means no event.
#define IS_TAPPING() (tapping_key.event.time != 0)
#define IS_TAPPING() !IS_NOEVENT(tapping_key.event)
#define IS_TAPPING_PRESSED() (IS_TAPPING() && tapping_key.event.pressed)
#define IS_TAPPING_RELEASED() (IS_TAPPING() && !tapping_key.event.pressed)
#define IS_TAPPING_KEY(k) (IS_TAPPING() && KEYEQ(tapping_key.event.key, (k)))
#define WITHIN_TAP_TERM(e) (TIMER_DIFF_16(e.time, tapping_key.event.time) < TAP_TERM)
#define WITHIN_TAPPING_TERM(e) (TIMER_DIFF_16(e.time, tapping_key.event.time) < TAPPING_TERM)
/* waiting keys buffer */
/*
* Waiting buffer
*
* stores key events waiting for settling current tap.
*/
#define WAITING_BUFFER_SIZE 8
static keyrecord_t waiting_buffer[WAITING_BUFFER_SIZE] = {};
/* point to empty cell to enq */
static uint8_t waiting_buffer_head = 0;
/* point to the oldest data cell to deq */
static uint8_t waiting_buffer_tail = 0;
@ -65,7 +89,7 @@ static bool waiting_buffer_enq(keyrecord_t record)
static keyrecord_t waiting_buffer_deq(void)
{
if (waiting_buffer_head == waiting_buffer_tail) {
return (keyrecord_t){}; // ???
return (keyrecord_t){};
}
uint8_t last_tail = waiting_buffer_tail;
waiting_buffer_tail = waiting_buffer_tail + 1 % WAITING_BUFFER_SIZE;
@ -134,125 +158,6 @@ static void oneshot_toggle(void)
}
/*
* Rule to judge tap:
* Tap key is typed(pressed and released) within TAP_TERM
* without interfaring by typing other key.
*/
/* return true when key event is processed. */
static bool process_tap(keyrecord_t *keyp)
{
keyevent_t event = keyp->event;
// if tapping
if (IS_TAPPING_PRESSED()) {
if (WITHIN_TAP_TERM(event)) {
if (tapping_key.tap_count == 0) {
if (IS_TAPPING_KEY(event.key) && !event.pressed) {
// first tap!
debug("Tapping: First tap.\n");
tapping_key.tap_count = 1;
process(&tapping_key);
// enqueue
keyp->tap_count = tapping_key.tap_count;
return false;
} else if (!event.pressed && waiting_buffer_typed(event)) {
// other key typed. not tap.
debug("Tapping: End(No tap. Interfered by typing key).\n");
process(&tapping_key);
tapping_key = (keyrecord_t){};
// enqueue
return false;
} else {
// other key events shall be stored till tapping state settles.
return false;
}
} else {
if (IS_TAPPING_KEY(event.key) && !event.pressed) {
keyp->tap_count = tapping_key.tap_count;
debug("Tapping: tap release("); debug_dec(keyp->tap_count); debug(")\n");
tapping_key = *keyp;
return false;
}
else if (is_tap_key(keyp->event.key) && event.pressed) {
debug("Tapping: Start with forcing to release last tap.\n");
process(&(keyrecord_t){
.tap_count = tapping_key.tap_count,
.event.key = tapping_key.event.key,
.event.time = event.time,
.event.pressed = false
});
tapping_key = *keyp;
return false;
}
else {
if (!IS_NOEVENT(keyp->event)) debug("Tapping: key event while tap.\n");
process(keyp);
return true;
}
}
}
// not within TAP_TERM
else {
if (tapping_key.tap_count == 0) {
// timeout. not tap.
debug("Tapping: End. Not tap(time out).\n");
process(&tapping_key);
tapping_key = (keyrecord_t){};
return false;
} else {
if (IS_TAPPING_KEY(event.key) && !event.pressed) {
debug("Tapping: End. tap release.");
keyp->tap_count = tapping_key.tap_count;
process(keyp);
tapping_key = (keyrecord_t){};
return true;
} else {
// other key after tap time out.
process(keyp);
return true;
}
}
}
} else if (IS_TAPPING_RELEASED()) {
if (WITHIN_TAP_TERM(event)) {
if (tapping_key.tap_count > 0 && IS_TAPPING_KEY(event.key) && event.pressed) {
// sequential tap.
keyp->tap_count = tapping_key.tap_count + 1;
debug("Tapping: tap press("); debug_dec(keyp->tap_count); debug(")\n");
process(keyp);
tapping_key = *keyp;
return true;
} else if (event.pressed && is_tap_key(event.key)) {
// Sequential tap can be interfered with other tap key.
debug("Tapping: Start with interfering other tap.\n");
tapping_key = *keyp;
return true;
} else {
if (!IS_NOEVENT(keyp->event)) debug("Tapping: other key just after tap.\n");
process(keyp);
return true;
}
} else {
// timeout. no sequential tap.
debug("Tapping: End(Time out after releasing last tap).\n");
tapping_key = (keyrecord_t){};
process(keyp);
return true;
}
} else {
if (event.pressed && is_tap_key(event.key)) {
debug("Tapping: Start(Press tap key).\n");
tapping_key = *keyp;
return true;
} else {
process(keyp);
return true;
}
}
}
void action_exec(keyevent_t event)
{
@ -268,7 +173,7 @@ void action_exec(keyevent_t event)
keyrecord_t record = { .event = event };
// pre-process on tapping
if (process_tap(&record)) {
if (process_tapping(&record)) {
if (!IS_NOEVENT(record.event)) debug("processed.\n");
} else {
if (!IS_NOEVENT(record.event)) debug("enqueued.\n");
@ -283,7 +188,7 @@ void action_exec(keyevent_t event)
// process waiting_buffer
for (; waiting_buffer_tail != waiting_buffer_head; waiting_buffer_tail = (waiting_buffer_tail + 1) % WAITING_BUFFER_SIZE) {
if (process_tap(&waiting_buffer[waiting_buffer_tail])) {
if (process_tapping(&waiting_buffer[waiting_buffer_tail])) {
debug("processed: waiting_buffer["); debug_dec(waiting_buffer_tail); debug("] = ");
debug_hex16(waiting_buffer[waiting_buffer_tail].event.key.raw); debug("\n");
} else {
@ -292,7 +197,7 @@ void action_exec(keyevent_t event)
}
}
static void process(keyrecord_t *record)
static void process_action(keyrecord_t *record)
{
keyevent_t event = record->event;
uint8_t tap_count = record->tap_count;
@ -453,11 +358,11 @@ static void process(keyrecord_t *record)
case 0xF0:
// tap toggle
if (event.pressed) {
if (tap_count < TAP_TOGGLE) {
if (tap_count < TAPPING_TOGGLE) {
layer_switch(action.layer.opt);
}
} else {
if (tap_count >= TAP_TOGGLE) {
if (tap_count >= TAPPING_TOGGLE) {
debug("LAYER_PRESSED: tap toggle.\n");
layer_switch(action.layer.opt);
}
@ -501,12 +406,12 @@ static void process(keyrecord_t *record)
case 0xF0:
// tap toggle
if (event.pressed) {
if (tap_count >= TAP_TOGGLE) {
if (tap_count >= TAPPING_TOGGLE) {
debug("LAYER_RELEASED: tap toggle.\n");
layer_switch(action.layer.opt);
}
} else {
if (tap_count < TAP_TOGGLE) {
if (tap_count < TAPPING_TOGGLE) {
layer_switch(action.layer.opt);
}
}
@ -551,12 +456,12 @@ static void process(keyrecord_t *record)
case 0xF0:
// tap toggle
if (event.pressed) {
if (tap_count < TAP_TOGGLE) {
if (tap_count < TAPPING_TOGGLE) {
debug("LAYER_BIT: tap toggle(press).\n");
layer_switch(current_layer | action.layer.opt);
}
} else {
if (tap_count < TAP_TOGGLE) {
if (tap_count < TAPPING_TOGGLE) {
debug("LAYER_BIT: tap toggle(release).\n");
layer_switch(current_layer & ~action.layer.opt);
} else {
@ -610,11 +515,11 @@ static void process(keyrecord_t *record)
case 0xF0:
// tap toggle
if (event.pressed) {
if (tap_count < TAP_TOGGLE) {
if (tap_count < TAPPING_TOGGLE) {
layer_switch(default_layer);
}
} else {
if (tap_count >= TAP_TOGGLE) {
if (tap_count >= TAPPING_TOGGLE) {
debug("LAYER_EXT_PRESSED: tap toggle.\n");
layer_switch(default_layer);
}
@ -659,12 +564,12 @@ static void process(keyrecord_t *record)
case 0xF0:
// tap toggle
if (event.pressed) {
if (tap_count >= TAP_TOGGLE) {
if (tap_count >= TAPPING_TOGGLE) {
debug("LAYER_EXT_RELEASED: tap toggle.\n");
layer_switch(default_layer);
}
} else {
if (tap_count < TAP_TOGGLE) {
if (tap_count < TAPPING_TOGGLE) {
layer_switch(default_layer);
}
}
@ -706,6 +611,7 @@ static void process(keyrecord_t *record)
case ACT_COMMAND:
break;
case ACT_FUNCTION:
// TODO
action_call_function(event, action.func.id);
break;
default:
@ -713,6 +619,127 @@ static void process(keyrecord_t *record)
}
}
/* Tapping
*
* Rule: Tap key is typed(pressed and released) within TAPPING_TERM
* without interfaring by typing other key.
*/
/* return true when key event is processed. */
static bool process_tapping(keyrecord_t *keyp)
{
keyevent_t event = keyp->event;
// if tapping
if (IS_TAPPING_PRESSED()) {
if (WITHIN_TAPPING_TERM(event)) {
if (tapping_key.tap_count == 0) {
if (IS_TAPPING_KEY(event.key) && !event.pressed) {
// first tap!
debug("Tapping: First tap.\n");
tapping_key.tap_count = 1;
process_action(&tapping_key);
// enqueue
keyp->tap_count = tapping_key.tap_count;
return false;
} else if (!event.pressed && waiting_buffer_typed(event)) {
// other key typed. not tap.
debug("Tapping: End(No tap. Interfered by typing key).\n");
process_action(&tapping_key);
tapping_key = (keyrecord_t){};
// enqueue
return false;
} else {
// other key events shall be stored till tapping state settles.
return false;
}
} else {
if (IS_TAPPING_KEY(event.key) && !event.pressed) {
keyp->tap_count = tapping_key.tap_count;
debug("Tapping: tap release("); debug_dec(keyp->tap_count); debug(")\n");
tapping_key = *keyp;
return false;
}
else if (is_tap_key(keyp->event.key) && event.pressed) {
debug("Tapping: Start with forcing to release last tap.\n");
process_action(&(keyrecord_t){
.tap_count = tapping_key.tap_count,
.event.key = tapping_key.event.key,
.event.time = event.time,
.event.pressed = false
});
tapping_key = *keyp;
return false;
}
else {
if (!IS_NOEVENT(keyp->event)) debug("Tapping: key event while tap.\n");
process_action(keyp);
return true;
}
}
}
// not within TAPPING_TERM
else {
if (tapping_key.tap_count == 0) {
// timeout. not tap.
debug("Tapping: End. Not tap(time out).\n");
process_action(&tapping_key);
tapping_key = (keyrecord_t){};
return false;
} else {
if (IS_TAPPING_KEY(event.key) && !event.pressed) {
debug("Tapping: End. tap release.");
keyp->tap_count = tapping_key.tap_count;
process_action(keyp);
tapping_key = (keyrecord_t){};
return true;
} else {
// other key after tap time out.
process_action(keyp);
return true;
}
}
}
} else if (IS_TAPPING_RELEASED()) {
if (WITHIN_TAPPING_TERM(event)) {
if (tapping_key.tap_count > 0 && IS_TAPPING_KEY(event.key) && event.pressed) {
// sequential tap.
keyp->tap_count = tapping_key.tap_count + 1;
debug("Tapping: tap press("); debug_dec(keyp->tap_count); debug(")\n");
process_action(keyp);
tapping_key = *keyp;
return true;
} else if (event.pressed && is_tap_key(event.key)) {
// Sequential tap can be interfered with other tap key.
debug("Tapping: Start with interfering other tap.\n");
tapping_key = *keyp;
return true;
} else {
if (!IS_NOEVENT(keyp->event)) debug("Tapping: other key just after tap.\n");
process_action(keyp);
return true;
}
} else {
// timeout. no sequential tap.
debug("Tapping: End(Time out after releasing last tap).\n");
tapping_key = (keyrecord_t){};
process_action(keyp);
return true;
}
} else {
if (event.pressed && is_tap_key(event.key)) {
debug("Tapping: Start(Press tap key).\n");
tapping_key = *keyp;
return true;
} else {
process_action(keyp);
return true;
}
}
}
/*
* Utilities for actions.
@ -813,7 +840,7 @@ void layer_switch(uint8_t new_layer)
current_layer = new_layer;
clear_keyboard_but_mods(); // To avoid stuck keys
// TODO: update mods with full scan of matrix? if modifier changes between layers
// NOTE: update mods with full scan of matrix? if modifier changes between layers
}
}


+ 21
- 18
common/action.h View File

@ -1,3 +1,19 @@
/*
Copyright 2012,2013 Jun Wako <wakojun@gmail.com>
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/>.
*/
#ifndef ACTION_H
#define ACTION_H
@ -9,7 +25,7 @@
* In avr-gcc bit field seems to be assigned from LSB(bit0) to MSB(bit15).
* AVR looks like a little endian in avr-gcc.
*
* TODO: not portable across compiler/endianness?
* NOTE: not portable across compiler/endianness?
* Byte order and bit order of 0x1234:
* Big endian: 15 ... 8 7 ... 210
* | 0x12 | 0x34 |
@ -51,29 +67,17 @@ typedef union {
} func;
} action_t;
/* Action record. For internal use. */
/* Struct to record action and tap count */
typedef struct {
keyevent_t event;
uint8_t tap_count;
} keyrecord_t;
/* Tap count: Tap is comprised of press and release within TAP_TERM.
* 0 means no tap.
* >1 means tap.
*/
extern uint8_t tap_count;
/* current tap key event */
extern keyevent_t tapping_event;
/* action function */
typedef void (*action_func_t)(keyevent_t event, uint8_t opt);
// TODO: legacy keymap support
/* execute action per keyevent */
void action_exec(keyevent_t event);
void action_call_function(keyevent_t event, uint8_t id);
typedef void (*action_func_t)(keyevent_t event, uint8_t opt); // TODO:no need?
void action_call_function(keyevent_t event, uint8_t id); // TODO: action function
/*
@ -194,7 +198,6 @@ TODO: modifier + function by tap?
for example: LShift + '('[Shift+9] and RShift + ')'[Shift+0]
http://deskthority.net/workshop-f7/tmk-keyboard-firmware-collection-t4478.html#p90052
*/
enum action_kind_id {
ACT_LMODS = 0b0000,
ACT_RMODS = 0b0001,


+ 1
- 16
common/command.c View File

@ -19,6 +19,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <util/delay.h>
#include "keycode.h"
#include "host.h"
#include "keymap.h"
#include "print.h"
#include "debug.h"
#include "util.h"
@ -53,7 +54,6 @@ static void mousekey_console_help(void);
static uint8_t numkey2num(uint8_t code);
static void switch_layer(uint8_t layer);
static void clear_keyboard(void);
typedef enum { ONESHOT, CONSOLE, MOUSEKEY } cmdstate_t;
@ -555,18 +555,3 @@ static void switch_layer(uint8_t layer)
default_layer = layer;
print("switch to "); print_val_hex8(layer);
}
static void clear_keyboard(void)
{
host_clear_keys();
host_clear_mods();
host_send_keyboard_report();
host_system_send(0);
host_consumer_send(0);
#ifdef MOUSEKEY_ENABLE
mousekey_clear();
mousekey_send();
#endif
}

+ 2
- 8
common/keyboard.c View File

@ -1,5 +1,5 @@
/*
Copyright 2011,2012 Jun Wako <wakojun@gmail.com>
Copyright 2011,2012,2013 Jun Wako <wakojun@gmail.com>
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
@ -34,8 +34,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
void keyboard_init(void)
{
// TODO: to enable debug print magic key bind on boot time
// TODO: configuration of sendchar impl
print_sendchar_func = sendchar;
@ -80,7 +78,7 @@ void keyboard_task(void)
action_exec((keyevent_t){
.key.pos = (keypos_t){ .row = r, .col = c },
.pressed = (matrix_row & (1<<c)),
.time = timer_read()
.time = (timer_read() | 1) /* time should not be 0 */
});
// record a processed key
matrix_prev[r] ^= ((matrix_row_t)1<<c);
@ -94,19 +92,15 @@ void keyboard_task(void)
action_exec(TICK);
MATRIX_LOOP_END:
#ifdef MOUSEKEY_ENABLE
// mousekey repeat & acceleration
mousekey_task();
#endif
// update LED
if (led_status != host_keyboard_leds()) {
led_status = host_keyboard_leds();
keyboard_set_leds(led_status);
}
return;
}
void keyboard_set_leds(uint8_t leds)


+ 11
- 6
common/keyboard.h View File

@ -1,5 +1,5 @@
/*
Copyright 2011 Jun Wako <wakojun@gmail.com>
Copyright 2011,2012,2013 Jun Wako <wakojun@gmail.com>
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
@ -26,6 +26,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
extern "C" {
#endif
/* key matrix position */
typedef struct {
uint8_t col;
uint8_t row;
@ -36,29 +37,33 @@ typedef union {
keypos_t pos;
} key_t;
/* key event */
typedef struct {
key_t key;
bool pressed;
uint16_t time;
} keyevent_t;
/* equivalent test of key_t */
#define KEYEQ(keya, keyb) ((keya).raw == (keyb).raw)
#define IS_NOEVENT(event) ((event).key.pos.row == 255 && (event).key.pos.col == 255)
/* (time == 0) means no event and assumes matrix has no 255 line. */
#define IS_NOEVENT(event) ((event).time == 0 || ((event).key.pos.row == 255 && (event).key.pos.col == 255))
#define NOEVENT (keyevent_t){ \
.key.pos = (keypos_t){ .row = 255, .col = 255 }, \
.pressed = false, \
.time = 0 \
}
/* tick event */
#define TICK (keyevent_t){ \
.key.pos = (keypos_t){ .row = 255, .col = 255 }, \
.pressed = false, \
.time = timer_read() \
.time = (timer_read() | 1) \
}
extern uint8_t current_layer;
extern uint8_t default_layer;
void keyboard_init(void);
void keyboard_task(void);
void keyboard_set_leds(uint8_t leds);


+ 6
- 0
common/keymap.h View File

@ -22,6 +22,12 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <stdbool.h>
#include "action.h"
/* layer used currently */
extern uint8_t current_layer;
/* layer to return or start with */
extern uint8_t default_layer;
/*
* legacy keymap interface: keycode
*/


+ 4
- 0
keyboard/hhkb/config.h View File

@ -59,6 +59,10 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
# define MOUSEKEY_DELAY_TIME 100
#endif
/* period of tapping(ms) */
#define TAPPING_TERM 200
/* tap count needed for toggling a feature */
#define TAPPING_TOGGLE 5
/* PS/2 mouse */
#ifdef PS2_MOUSE_ENABLE


+ 1
- 1
keyboard/hhkb/keymap.c View File

@ -1,5 +1,5 @@
/*
Copyright 2011 Jun Wako <wakojun@gmail.com>
Copyright 2011,2012,2013 Jun Wako <wakojun@gmail.com>
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


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