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- /* Copyright 2017 Jason Williams
- * Copyright 2017 Jack Humbert
- * Copyright 2018 Yiancar
- * Copyright 2019 Clueboard
- *
- * 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 "quantum.h"
- #include "ledmatrix.h"
- #include "progmem.h"
- #include "config.h"
- #include "eeprom.h"
- #include <string.h>
- #include <math.h>
-
- led_config_t led_matrix_config;
-
- #ifndef MAX
- #define MAX(X, Y) ((X) > (Y) ? (X) : (Y))
- #endif
-
- #ifndef MIN
- #define MIN(a,b) ((a) < (b)? (a): (b))
- #endif
-
- #ifndef LED_DISABLE_AFTER_TIMEOUT
- #define LED_DISABLE_AFTER_TIMEOUT 0
- #endif
-
- #ifndef LED_DISABLE_WHEN_USB_SUSPENDED
- #define LED_DISABLE_WHEN_USB_SUSPENDED false
- #endif
-
- #ifndef EECONFIG_LED_MATRIX
- #define EECONFIG_LED_MATRIX EECONFIG_RGBLIGHT
- #endif
-
- #if !defined(LED_MATRIX_MAXIMUM_BRIGHTNESS) || LED_MATRIX_MAXIMUM_BRIGHTNESS > 255
- #define LED_MATRIX_MAXIMUM_BRIGHTNESS 255
- #endif
-
- bool g_suspend_state = false;
-
- // Global tick at 20 Hz
- uint32_t g_tick = 0;
-
- // Ticks since this key was last hit.
- uint8_t g_key_hit[LED_DRIVER_LED_COUNT];
-
- // Ticks since any key was last hit.
- uint32_t g_any_key_hit = 0;
-
- uint32_t eeconfig_read_led_matrix(void) {
- return eeprom_read_dword(EECONFIG_LED_MATRIX);
- }
-
- void eeconfig_update_led_matrix(uint32_t config_value) {
- eeprom_update_dword(EECONFIG_LED_MATRIX, config_value);
- }
-
- void eeconfig_update_led_matrix_default(void) {
- dprintf("eeconfig_update_led_matrix_default\n");
- led_matrix_config.enable = 1;
- led_matrix_config.mode = LED_MATRIX_UNIFORM_BRIGHTNESS;
- led_matrix_config.val = 128;
- led_matrix_config.speed = 0;
- eeconfig_update_led_matrix(led_matrix_config.raw);
- }
-
- void eeconfig_debug_led_matrix(void) {
- dprintf("led_matrix_config eeprom\n");
- dprintf("led_matrix_config.enable = %d\n", led_matrix_config.enable);
- dprintf("led_matrix_config.mode = %d\n", led_matrix_config.mode);
- dprintf("led_matrix_config.val = %d\n", led_matrix_config.val);
- dprintf("led_matrix_config.speed = %d\n", led_matrix_config.speed);
- }
-
- // Last led hit
- #ifndef LED_HITS_TO_REMEMBER
- #define LED_HITS_TO_REMEMBER 8
- #endif
- uint8_t g_last_led_hit[LED_HITS_TO_REMEMBER] = {255};
- uint8_t g_last_led_count = 0;
-
- void map_row_column_to_led(uint8_t row, uint8_t column, uint8_t *led_i, uint8_t *led_count) {
- led_matrix led;
- *led_count = 0;
-
- for (uint8_t i = 0; i < LED_DRIVER_LED_COUNT; i++) {
- // map_index_to_led(i, &led);
- led = g_leds[i];
- if (row == led.matrix_co.row && column == led.matrix_co.col) {
- led_i[*led_count] = i;
- (*led_count)++;
- }
- }
- }
-
- void led_matrix_update_pwm_buffers(void) {
- led_matrix_driver.flush();
- }
-
- void led_matrix_set_index_value(int index, uint8_t value) {
- led_matrix_driver.set_value(index, value);
- }
-
- void led_matrix_set_index_value_all(uint8_t value) {
- led_matrix_driver.set_value_all(value);
- }
-
- bool process_led_matrix(uint16_t keycode, keyrecord_t *record) {
- if (record->event.pressed) {
- uint8_t led[8], led_count;
- map_row_column_to_led(record->event.key.row, record->event.key.col, led, &led_count);
- if (led_count > 0) {
- for (uint8_t i = LED_HITS_TO_REMEMBER; i > 1; i--) {
- g_last_led_hit[i - 1] = g_last_led_hit[i - 2];
- }
- g_last_led_hit[0] = led[0];
- g_last_led_count = MIN(LED_HITS_TO_REMEMBER, g_last_led_count + 1);
- }
- for(uint8_t i = 0; i < led_count; i++)
- g_key_hit[led[i]] = 0;
- g_any_key_hit = 0;
- } else {
- #ifdef LED_MATRIX_KEYRELEASES
- uint8_t led[8], led_count;
- map_row_column_to_led(record->event.key.row, record->event.key.col, led, &led_count);
- for(uint8_t i = 0; i < led_count; i++)
- g_key_hit[led[i]] = 255;
-
- g_any_key_hit = 255;
- #endif
- }
- return true;
- }
-
- void led_matrix_set_suspend_state(bool state) {
- g_suspend_state = state;
- }
-
- // All LEDs off
- void led_matrix_all_off(void) {
- led_matrix_set_index_value_all(0);
- }
-
- // Uniform brightness
- void led_matrix_uniform_brightness(void) {
- led_matrix_set_index_value_all(LED_MATRIX_MAXIMUM_BRIGHTNESS / BACKLIGHT_LEVELS * led_matrix_config.val);
- }
-
- void led_matrix_custom(void) {}
-
- void led_matrix_task(void) {
- if (!led_matrix_config.enable) {
- led_matrix_all_off();
- led_matrix_indicators();
- return;
- }
-
- g_tick++;
-
- if (g_any_key_hit < 0xFFFFFFFF) {
- g_any_key_hit++;
- }
-
- for (int led = 0; led < LED_DRIVER_LED_COUNT; led++) {
- if (g_key_hit[led] < 255) {
- if (g_key_hit[led] == 254)
- g_last_led_count = MAX(g_last_led_count - 1, 0);
- g_key_hit[led]++;
- }
- }
-
- // Ideally we would also stop sending zeros to the LED driver PWM buffers
- // while suspended and just do a software shutdown. This is a cheap hack for now.
- bool suspend_backlight = ((g_suspend_state && LED_DISABLE_WHEN_USB_SUSPENDED) ||
- (LED_DISABLE_AFTER_TIMEOUT > 0 && g_any_key_hit > LED_DISABLE_AFTER_TIMEOUT * 60 * 20));
- uint8_t effect = suspend_backlight ? 0 : led_matrix_config.mode;
-
- // this gets ticked at 20 Hz.
- // each effect can opt to do calculations
- // and/or request PWM buffer updates.
- switch (effect) {
- case LED_MATRIX_UNIFORM_BRIGHTNESS:
- led_matrix_uniform_brightness();
- break;
- default:
- led_matrix_custom();
- break;
- }
-
- if (!suspend_backlight) {
- led_matrix_indicators();
- }
-
- // Tell the LED driver to update its state
- led_matrix_driver.flush();
- }
-
- void led_matrix_indicators(void) {
- led_matrix_indicators_kb();
- led_matrix_indicators_user();
- }
-
- __attribute__((weak))
- void led_matrix_indicators_kb(void) {}
-
- __attribute__((weak))
- void led_matrix_indicators_user(void) {}
-
-
- // void led_matrix_set_indicator_index(uint8_t *index, uint8_t row, uint8_t column)
- // {
- // if (row >= MATRIX_ROWS)
- // {
- // // Special value, 255=none, 254=all
- // *index = row;
- // }
- // else
- // {
- // // This needs updated to something like
- // // uint8_t led[8], led_count;
- // // map_row_column_to_led(row,column,led,&led_count);
- // // for(uint8_t i = 0; i < led_count; i++)
- // map_row_column_to_led(row, column, index);
- // }
- // }
-
- void led_matrix_init(void) {
- led_matrix_driver.init();
-
- // Wait half a second for the driver to finish initializing
- wait_ms(500);
-
- // clear the key hits
- for (int led=0; led<LED_DRIVER_LED_COUNT; led++) {
- g_key_hit[led] = 255;
- }
-
- if (!eeconfig_is_enabled()) {
- dprintf("led_matrix_init_drivers eeconfig is not enabled.\n");
- eeconfig_init();
- eeconfig_update_led_matrix_default();
- }
-
- led_matrix_config.raw = eeconfig_read_led_matrix();
-
- if (!led_matrix_config.mode) {
- dprintf("led_matrix_init_drivers led_matrix_config.mode = 0. Write default values to EEPROM.\n");
- eeconfig_update_led_matrix_default();
- led_matrix_config.raw = eeconfig_read_led_matrix();
- }
-
- eeconfig_debug_led_matrix(); // display current eeprom values
- }
-
- // Deals with the messy details of incrementing an integer
- static uint8_t increment(uint8_t value, uint8_t step, uint8_t min, uint8_t max) {
- int16_t new_value = value;
- new_value += step;
- return MIN(MAX(new_value, min), max);
- }
-
- static uint8_t decrement(uint8_t value, uint8_t step, uint8_t min, uint8_t max) {
- int16_t new_value = value;
- new_value -= step;
- return MIN(MAX(new_value, min), max);
- }
-
- // void *backlight_get_custom_key_value_eeprom_address(uint8_t led) {
- // // 3 bytes per value
- // return EECONFIG_LED_MATRIX + (led * 3);
- // }
-
- // void backlight_get_key_value(uint8_t led, uint8_t *value) {
- // void *address = backlight_get_custom_key_value_eeprom_address(led);
- // value = eeprom_read_byte(address);
- // }
-
- // void backlight_set_key_value(uint8_t row, uint8_t column, uint8_t value) {
- // uint8_t led[8], led_count;
- // map_row_column_to_led(row,column,led,&led_count);
- // for(uint8_t i = 0; i < led_count; i++) {
- // if (led[i] < LED_DRIVER_LED_COUNT) {
- // void *address = backlight_get_custom_key_value_eeprom_address(led[i]);
- // eeprom_update_byte(address, value);
- // }
- // }
- // }
-
- uint32_t led_matrix_get_tick(void) {
- return g_tick;
- }
-
- void led_matrix_toggle(void) {
- led_matrix_config.enable ^= 1;
- eeconfig_update_led_matrix(led_matrix_config.raw);
- }
-
- void led_matrix_enable(void) {
- led_matrix_config.enable = 1;
- eeconfig_update_led_matrix(led_matrix_config.raw);
- }
-
- void led_matrix_enable_noeeprom(void) {
- led_matrix_config.enable = 1;
- }
-
- void led_matrix_disable(void) {
- led_matrix_config.enable = 0;
- eeconfig_update_led_matrix(led_matrix_config.raw);
- }
-
- void led_matrix_disable_noeeprom(void) {
- led_matrix_config.enable = 0;
- }
-
- void led_matrix_step(void) {
- led_matrix_config.mode++;
- if (led_matrix_config.mode >= LED_MATRIX_EFFECT_MAX) {
- led_matrix_config.mode = 1;
- }
- eeconfig_update_led_matrix(led_matrix_config.raw);
- }
-
- void led_matrix_step_reverse(void) {
- led_matrix_config.mode--;
- if (led_matrix_config.mode < 1) {
- led_matrix_config.mode = LED_MATRIX_EFFECT_MAX - 1;
- }
- eeconfig_update_led_matrix(led_matrix_config.raw);
- }
-
- void led_matrix_increase_val(void) {
- led_matrix_config.val = increment(led_matrix_config.val, 8, 0, LED_MATRIX_MAXIMUM_BRIGHTNESS);
- eeconfig_update_led_matrix(led_matrix_config.raw);
- }
-
- void led_matrix_decrease_val(void) {
- led_matrix_config.val = decrement(led_matrix_config.val, 8, 0, LED_MATRIX_MAXIMUM_BRIGHTNESS);
- eeconfig_update_led_matrix(led_matrix_config.raw);
- }
-
- void led_matrix_increase_speed(void) {
- led_matrix_config.speed = increment(led_matrix_config.speed, 1, 0, 3);
- eeconfig_update_led_matrix(led_matrix_config.raw);//EECONFIG needs to be increased to support this
- }
-
- void led_matrix_decrease_speed(void) {
- led_matrix_config.speed = decrement(led_matrix_config.speed, 1, 0, 3);
- eeconfig_update_led_matrix(led_matrix_config.raw);//EECONFIG needs to be increased to support this
- }
-
- void led_matrix_mode(uint8_t mode, bool eeprom_write) {
- led_matrix_config.mode = mode;
- if (eeprom_write) {
- eeconfig_update_led_matrix(led_matrix_config.raw);
- }
- }
-
- uint8_t led_matrix_get_mode(void) {
- return led_matrix_config.mode;
- }
-
- void led_matrix_set_value_noeeprom(uint8_t val) {
- led_matrix_config.val = val;
- }
-
- void led_matrix_set_value(uint8_t val) {
- led_matrix_set_value_noeeprom(val);
- eeconfig_update_led_matrix(led_matrix_config.raw);
- }
-
- void backlight_set(uint8_t val) {
- led_matrix_set_value(val);
- }
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