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qmk-firmware/quantum/keymap_common.c
Jack Humbert c83aa16f1d fixes audio prescaler to emit correct freq
2016-04-16 20:26:02 -04:00

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/*
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 "keymap_common.h"
#include "report.h"
#include "keycode.h"
#include "action_layer.h"
#include <util/delay.h>
#include "action.h"
#include "action_macro.h"
#include "debug.h"
#include "backlight.h"
#include "keymap_midi.h"
#include "bootloader.h"
extern keymap_config_t keymap_config;
#include <stdio.h>
#include <inttypes.h>
#ifdef AUDIO_ENABLE
#include "audio.h"
float goodbye[][2] = {
{440.0*pow(2.0,(31)/12.0), 8},
{440.0*pow(2.0,(24)/12.0), 8},
{440.0*pow(2.0,(19)/12.0), 12},
};
#endif
static action_t keycode_to_action(uint16_t keycode);
/* converts key to action */
action_t action_for_key(uint8_t layer, keypos_t key)
{
// 16bit keycodes - important
uint16_t keycode = keymap_key_to_keycode(layer, key);
switch (keycode) {
case KC_FN0 ... KC_FN31:
return keymap_fn_to_action(keycode);
case KC_CAPSLOCK:
case KC_LOCKING_CAPS:
if (keymap_config.swap_control_capslock || keymap_config.capslock_to_control) {
return keycode_to_action(KC_LCTL);
}
return keycode_to_action(keycode);
case KC_LCTL:
if (keymap_config.swap_control_capslock) {
return keycode_to_action(KC_CAPSLOCK);
}
return keycode_to_action(KC_LCTL);
case KC_LALT:
if (keymap_config.swap_lalt_lgui) {
if (keymap_config.no_gui) {
return keycode_to_action(ACTION_NO);
}
return keycode_to_action(KC_LGUI);
}
return keycode_to_action(KC_LALT);
case KC_LGUI:
if (keymap_config.swap_lalt_lgui) {
return keycode_to_action(KC_LALT);
}
if (keymap_config.no_gui) {
return keycode_to_action(ACTION_NO);
}
return keycode_to_action(KC_LGUI);
case KC_RALT:
if (keymap_config.swap_ralt_rgui) {
if (keymap_config.no_gui) {
return keycode_to_action(ACTION_NO);
}
return keycode_to_action(KC_RGUI);
}
return keycode_to_action(KC_RALT);
case KC_RGUI:
if (keymap_config.swap_ralt_rgui) {
return keycode_to_action(KC_RALT);
}
if (keymap_config.no_gui) {
return keycode_to_action(ACTION_NO);
}
return keycode_to_action(KC_RGUI);
case KC_GRAVE:
if (keymap_config.swap_grave_esc) {
return keycode_to_action(KC_ESC);
}
return keycode_to_action(KC_GRAVE);
case KC_ESC:
if (keymap_config.swap_grave_esc) {
return keycode_to_action(KC_GRAVE);
}
return keycode_to_action(KC_ESC);
case KC_BSLASH:
if (keymap_config.swap_backslash_backspace) {
return keycode_to_action(KC_BSPACE);
}
return keycode_to_action(KC_BSLASH);
case KC_BSPACE:
if (keymap_config.swap_backslash_backspace) {
return keycode_to_action(KC_BSLASH);
}
return keycode_to_action(KC_BSPACE);
default:
return keycode_to_action(keycode);
}
}
/* Macro */
__attribute__ ((weak))
const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
{
return MACRO_NONE;
}
/* Function */
__attribute__ ((weak))
void action_function(keyrecord_t *record, uint8_t id, uint8_t opt)
{
}
/* translates keycode to action */
static action_t keycode_to_action(uint16_t keycode)
{
action_t action;
switch (keycode) {
case KC_A ... KC_EXSEL:
case KC_LCTRL ... KC_RGUI:
action.code = ACTION_KEY(keycode);
break;
case KC_SYSTEM_POWER ... KC_SYSTEM_WAKE:
action.code = ACTION_USAGE_SYSTEM(KEYCODE2SYSTEM(keycode));
break;
case KC_AUDIO_MUTE ... KC_WWW_FAVORITES:
action.code = ACTION_USAGE_CONSUMER(KEYCODE2CONSUMER(keycode));
break;
case KC_MS_UP ... KC_MS_ACCEL2:
action.code = ACTION_MOUSEKEY(keycode);
break;
case KC_TRNS:
action.code = ACTION_TRANSPARENT;
break;
case 0x0100 ... 0x1FFF: ;
// Has a modifier
// Split it up
action.code = ACTION_MODS_KEY(keycode >> 8, keycode & 0xFF); // adds modifier to key
break;
case 0x2000 ... 0x2FFF:
// Is a shortcut for function layer, pull last 12bits
// This means we have 4,096 FN macros at our disposal
return keymap_func_to_action(keycode & 0xFFF);
break;
case 0x3000 ... 0x3FFF: ;
// When the code starts with 3, it's an action macro.
action.code = ACTION_MACRO(keycode & 0xFF);
break;
#ifdef BACKLIGHT_ENABLE
case BL_0 ... BL_15:
action.code = ACTION_BACKLIGHT_LEVEL(keycode & 0x000F);
break;
case BL_DEC:
action.code = ACTION_BACKLIGHT_DECREASE();
break;
case BL_INC:
action.code = ACTION_BACKLIGHT_INCREASE();
break;
case BL_TOGG:
action.code = ACTION_BACKLIGHT_TOGGLE();
break;
case BL_STEP:
action.code = ACTION_BACKLIGHT_STEP();
break;
#endif
case RESET: ; // RESET is 0x5000, which is why this is here
clear_keyboard();
#ifdef AUDIO_ENABLE
play_notes(&goodbye, 3, false);
#endif
_delay_ms(250);
#ifdef ATREUS_ASTAR
*(uint16_t *)0x0800 = 0x7777; // these two are a-star-specific
#endif
bootloader_jump();
break;
case DEBUG: ; // DEBUG is 0x5001
print("\nDEBUG: enabled.\n");
debug_enable = true;
break;
case 0x5002 ... 0x50FF:
// MAGIC actions (BOOTMAGIC without the boot)
if (!eeconfig_is_enabled()) {
eeconfig_init();
}
/* keymap config */
keymap_config.raw = eeconfig_read_keymap();
if (keycode == MAGIC_SWAP_CONTROL_CAPSLOCK) {
keymap_config.swap_control_capslock = 1;
} else if (keycode == MAGIC_CAPSLOCK_TO_CONTROL) {
keymap_config.capslock_to_control = 1;
} else if (keycode == MAGIC_SWAP_LALT_LGUI) {
keymap_config.swap_lalt_lgui = 1;
} else if (keycode == MAGIC_SWAP_RALT_RGUI) {
keymap_config.swap_ralt_rgui = 1;
} else if (keycode == MAGIC_NO_GUI) {
keymap_config.no_gui = 1;
} else if (keycode == MAGIC_SWAP_GRAVE_ESC) {
keymap_config.swap_grave_esc = 1;
} else if (keycode == MAGIC_SWAP_BACKSLASH_BACKSPACE) {
keymap_config.swap_backslash_backspace = 1;
} else if (keycode == MAGIC_HOST_NKRO) {
keymap_config.nkro = 1;
} else if (keycode == MAGIC_SWAP_ALT_GUI) {
keymap_config.swap_lalt_lgui = 1;
keymap_config.swap_ralt_rgui = 1;
}
/* UNs */
else if (keycode == MAGIC_UNSWAP_CONTROL_CAPSLOCK) {
keymap_config.swap_control_capslock = 0;
} else if (keycode == MAGIC_UNCAPSLOCK_TO_CONTROL) {
keymap_config.capslock_to_control = 0;
} else if (keycode == MAGIC_UNSWAP_LALT_LGUI) {
keymap_config.swap_lalt_lgui = 0;
} else if (keycode == MAGIC_UNSWAP_RALT_RGUI) {
keymap_config.swap_ralt_rgui = 0;
} else if (keycode == MAGIC_UNNO_GUI) {
keymap_config.no_gui = 0;
} else if (keycode == MAGIC_UNSWAP_GRAVE_ESC) {
keymap_config.swap_grave_esc = 0;
} else if (keycode == MAGIC_UNSWAP_BACKSLASH_BACKSPACE) {
keymap_config.swap_backslash_backspace = 0;
} else if (keycode == MAGIC_UNHOST_NKRO) {
keymap_config.nkro = 0;
} else if (keycode == MAGIC_UNSWAP_ALT_GUI) {
keymap_config.swap_lalt_lgui = 0;
keymap_config.swap_ralt_rgui = 0;
}
eeconfig_write_keymap(keymap_config.raw);
break;
case 0x5100 ... 0x5FFF: ;
// Layer movement shortcuts
// See .h to see constraints/usage
int type = (keycode >> 0x8) & 0xF;
if (type == 0x1) {
// Layer set "GOTO"
int when = (keycode >> 0x4) & 0x3;
int layer = keycode & 0xF;
action.code = ACTION_LAYER_SET(layer, when);
} else if (type == 0x2) {
// Momentary layer
int layer = keycode & 0xFF;
action.code = ACTION_LAYER_MOMENTARY(layer);
} else if (type == 0x3) {
// Set default layer
int layer = keycode & 0xFF;
action.code = ACTION_DEFAULT_LAYER_SET(layer);
} else if (type == 0x4) {
// Set default layer
int layer = keycode & 0xFF;
action.code = ACTION_LAYER_TOGGLE(layer);
}
break;
#ifdef MIDI_ENABLE
case 0x6000 ... 0x6FFF:
action.code = ACTION_FUNCTION_OPT(keycode & 0xFF, (keycode & 0x0F00) >> 8);
break;
#endif
case 0x7000 ... 0x7FFF:
action.code = ACTION_MODS_TAP_KEY((keycode >> 0x8) & 0xF, keycode & 0xFF);
break;
case 0x8000 ... 0x8FFF:
action.code = ACTION_LAYER_TAP_KEY((keycode >> 0x8) & 0xF, keycode & 0xFF);
break;
#ifdef UNICODE_ENABLE
case 0x8000000 ... 0x8FFFFFF:
uint16_t unicode = keycode & ~(0x8000);
action.code = ACTION_FUNCTION_OPT(unicode & 0xFF, (unicode & 0xFF00) >> 8);
break;
#endif
default:
action.code = ACTION_NO;
break;
}
return action;
}
/* translates key to keycode */
uint16_t keymap_key_to_keycode(uint8_t layer, keypos_t key)
{
// Read entire word (16bits)
return pgm_read_word(&keymaps[(layer)][(key.row)][(key.col)]);
}
/* translates Fn keycode to action */
action_t keymap_fn_to_action(uint16_t keycode)
{
return (action_t){ .code = pgm_read_word(&fn_actions[FN_INDEX(keycode)]) };
}
action_t keymap_func_to_action(uint16_t keycode)
{
// For FUNC without 8bit limit
return (action_t){ .code = pgm_read_word(&fn_actions[(int)keycode]) };
}
void update_tri_layer(uint8_t layer1, uint8_t layer2, uint8_t layer3) {
if (IS_LAYER_ON(layer1) && IS_LAYER_ON(layer2)) {
layer_on(layer3);
} else {
layer_off(layer3);
}
}
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