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tmk_keyboard_custom/keyboard/tentapad/keymap_common.c

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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 <stdbool.h>
#include <avr/pgmspace.h>
#include "keymap.h"
#include "keymap_in_eeprom.h"
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#include "keymap_common.h"
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static uint8_t keymaps_cache[KEYMAPS_COUNT][MATRIX_ROWS][MATRIX_COLS] = {0};
static uint8_t last_layer_number = 1;
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void keymaps_cache_init(void)
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{
for (uint8_t layer = 0; layer < KEYMAPS_COUNT; layer++) {
uint8_t non_empty_key = 0;
for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
for (uint8_t col = 0; col < MATRIX_COLS; col++) {
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#ifndef KEYMAP_IN_EEPROM_ENABLE
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keymaps_cache[layer][row][col] = pgm_read_byte(&keymaps[layer][row][col]);
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#else
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keymaps_cache[layer][row][col] = eeconfig_read_keymap_key(layer, row, col);
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#endif
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if (keymaps_cache[layer][row][col] > KC_TRANSPARENT) {
non_empty_key++;
}
}
}
if (non_empty_key) {
last_layer_number = layer;
}
}
}
uint8_t last_layer(void)
{
return last_layer_number;
}
/* translates key to keycode */
uint8_t keymap_key_to_keycode(uint8_t layer, key_t key)
{
return keymaps_cache[layer][key.row][key.col];
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}
/* translates Fn keycode to action */
action_t keymap_fn_to_action(uint8_t keycode)
{
#ifndef KEYMAP_IN_EEPROM_ENABLE
return (action_t) {
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.code = pgm_read_word(&fn_actions[FN_INDEX(keycode)])
};
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#else
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return (action_t) {
.code = pgm_read_word(&fn_actions[FN_INDEX(keycode)])
};
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#endif
}
#ifdef KEYMAP_IN_EEPROM_ENABLE
const uint8_t* keymaps_pointer(void) {
return (const uint8_t*)keymaps;
}
const uint16_t* fn_actions_pointer(void) {
return fn_actions;
}
#endif