349 lines
11 KiB
C
349 lines
11 KiB
C
/* Copyright 2017 Jason Williams
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* Copyright 2017 Jack Humbert
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* Copyright 2018 Yiancar
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* Copyright 2019 Clueboard
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdint.h>
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#include <stdbool.h>
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#include "quantum.h"
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#include "led_matrix.h"
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#include "progmem.h"
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#include "config.h"
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#include "eeprom.h"
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#include <string.h>
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#include <math.h>
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led_eeconfig_t led_matrix_eeconfig;
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#ifndef MAX
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# define MAX(X, Y) ((X) > (Y) ? (X) : (Y))
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#endif
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#ifndef MIN
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# define MIN(a, b) ((a) < (b) ? (a) : (b))
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#endif
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#ifndef LED_DISABLE_AFTER_TIMEOUT
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# define LED_DISABLE_AFTER_TIMEOUT 0
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#endif
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#ifndef LED_DISABLE_WHEN_USB_SUSPENDED
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# define LED_DISABLE_WHEN_USB_SUSPENDED false
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#endif
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#ifndef EECONFIG_LED_MATRIX
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# define EECONFIG_LED_MATRIX EECONFIG_RGBLIGHT
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#endif
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#if !defined(LED_MATRIX_MAXIMUM_BRIGHTNESS) || LED_MATRIX_MAXIMUM_BRIGHTNESS > 255
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# define LED_MATRIX_MAXIMUM_BRIGHTNESS 255
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#endif
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bool g_suspend_state = false;
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// Global tick at 20 Hz
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uint32_t g_tick = 0;
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// Ticks since this key was last hit.
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uint8_t g_key_hit[LED_DRIVER_LED_COUNT];
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// Ticks since any key was last hit.
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uint32_t g_any_key_hit = 0;
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uint32_t eeconfig_read_led_matrix(void) { return eeprom_read_dword(EECONFIG_LED_MATRIX); }
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void eeconfig_update_led_matrix(uint32_t config_value) { eeprom_update_dword(EECONFIG_LED_MATRIX, config_value); }
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void eeconfig_update_led_matrix_default(void) {
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dprintf("eeconfig_update_led_matrix_default\n");
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led_matrix_eeconfig.enable = 1;
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led_matrix_eeconfig.mode = LED_MATRIX_UNIFORM_BRIGHTNESS;
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led_matrix_eeconfig.val = 128;
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led_matrix_eeconfig.speed = 0;
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eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
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}
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void eeconfig_debug_led_matrix(void) {
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dprintf("led_matrix_eeconfig eeprom\n");
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dprintf("led_matrix_eeconfig.enable = %d\n", led_matrix_eeconfig.enable);
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dprintf("led_matrix_eeconfig.mode = %d\n", led_matrix_eeconfig.mode);
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dprintf("led_matrix_eeconfig.val = %d\n", led_matrix_eeconfig.val);
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dprintf("led_matrix_eeconfig.speed = %d\n", led_matrix_eeconfig.speed);
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}
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uint8_t g_last_led_hit[LED_HITS_TO_REMEMBER] = {255};
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uint8_t g_last_led_count = 0;
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uint8_t map_row_column_to_led(uint8_t row, uint8_t column, uint8_t *led_i) {
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uint8_t led_count = 0;
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uint8_t led_index = g_led_config.matrix_co[row][column];
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if (led_index != NO_LED) {
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led_i[led_count] = led_index;
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led_count++;
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}
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return led_count;
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}
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void led_matrix_update_pwm_buffers(void) { led_matrix_driver.flush(); }
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void led_matrix_set_index_value(int index, uint8_t value) { led_matrix_driver.set_value(index, value); }
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void led_matrix_set_index_value_all(uint8_t value) { led_matrix_driver.set_value_all(value); }
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bool process_led_matrix(uint16_t keycode, keyrecord_t *record) {
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if (record->event.pressed) {
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uint8_t led[8];
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uint8_t led_count = map_row_column_to_led(record->event.key.row, record->event.key.col, led);
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if (led_count > 0) {
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for (uint8_t i = LED_HITS_TO_REMEMBER; i > 1; i--) {
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g_last_led_hit[i - 1] = g_last_led_hit[i - 2];
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}
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g_last_led_hit[0] = led[0];
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g_last_led_count = MIN(LED_HITS_TO_REMEMBER, g_last_led_count + 1);
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}
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for (uint8_t i = 0; i < led_count; i++) g_key_hit[led[i]] = 0;
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g_any_key_hit = 0;
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} else {
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#ifdef LED_MATRIX_KEYRELEASES
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uint8_t led[8];
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uint8_t led_count = map_row_column_to_led(record->event.key.row, record->event.key.col, led);
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for (uint8_t i = 0; i < led_count; i++) g_key_hit[led[i]] = 255;
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g_any_key_hit = 255;
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#endif
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}
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return true;
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}
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void led_matrix_set_suspend_state(bool state) { g_suspend_state = state; }
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// All LEDs off
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void led_matrix_all_off(void) { led_matrix_set_index_value_all(0); }
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// Uniform brightness
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void led_matrix_uniform_brightness(void) { led_matrix_set_index_value_all(LED_MATRIX_MAXIMUM_BRIGHTNESS / BACKLIGHT_LEVELS * led_matrix_eeconfig.val); }
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void led_matrix_custom(void) {}
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void led_matrix_task(void) {
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if (!led_matrix_eeconfig.enable) {
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led_matrix_all_off();
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led_matrix_indicators();
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return;
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}
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g_tick++;
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if (g_any_key_hit < 0xFFFFFFFF) {
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g_any_key_hit++;
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}
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for (int led = 0; led < LED_DRIVER_LED_COUNT; led++) {
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if (g_key_hit[led] < 255) {
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if (g_key_hit[led] == 254) g_last_led_count = MAX(g_last_led_count - 1, 0);
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g_key_hit[led]++;
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}
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}
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// Ideally we would also stop sending zeros to the LED driver PWM buffers
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// while suspended and just do a software shutdown. This is a cheap hack for now.
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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));
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uint8_t effect = suspend_backlight ? 0 : led_matrix_eeconfig.mode;
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// this gets ticked at 20 Hz.
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// each effect can opt to do calculations
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// and/or request PWM buffer updates.
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switch (effect) {
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case LED_MATRIX_UNIFORM_BRIGHTNESS:
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led_matrix_uniform_brightness();
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break;
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default:
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led_matrix_custom();
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break;
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}
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if (!suspend_backlight) {
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led_matrix_indicators();
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}
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// Tell the LED driver to update its state
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led_matrix_driver.flush();
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}
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void led_matrix_indicators(void) {
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led_matrix_indicators_kb();
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led_matrix_indicators_user();
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}
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__attribute__((weak)) void led_matrix_indicators_kb(void) {}
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__attribute__((weak)) void led_matrix_indicators_user(void) {}
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// void led_matrix_set_indicator_index(uint8_t *index, uint8_t row, uint8_t column)
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// {
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// if (row >= MATRIX_ROWS)
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// {
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// // Special value, 255=none, 254=all
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// *index = row;
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// }
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// else
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// {
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// // This needs updated to something like
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// // uint8_t led[8];
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// // uint8_t led_count = map_row_column_to_led(row, column, led);
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// // for(uint8_t i = 0; i < led_count; i++)
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// map_row_column_to_led(row, column, index);
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// }
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// }
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void led_matrix_init(void) {
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led_matrix_driver.init();
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// Wait half a second for the driver to finish initializing
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wait_ms(500);
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// clear the key hits
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for (int led = 0; led < LED_DRIVER_LED_COUNT; led++) {
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g_key_hit[led] = 255;
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}
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if (!eeconfig_is_enabled()) {
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dprintf("led_matrix_init_drivers eeconfig is not enabled.\n");
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eeconfig_init();
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eeconfig_update_led_matrix_default();
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}
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led_matrix_eeconfig.raw = eeconfig_read_led_matrix();
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if (!led_matrix_eeconfig.mode) {
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dprintf("led_matrix_init_drivers led_matrix_eeconfig.mode = 0. Write default values to EEPROM.\n");
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eeconfig_update_led_matrix_default();
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led_matrix_eeconfig.raw = eeconfig_read_led_matrix();
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}
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eeconfig_debug_led_matrix(); // display current eeprom values
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}
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// Deals with the messy details of incrementing an integer
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static uint8_t increment(uint8_t value, uint8_t step, uint8_t min, uint8_t max) {
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int16_t new_value = value;
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new_value += step;
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return MIN(MAX(new_value, min), max);
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}
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static uint8_t decrement(uint8_t value, uint8_t step, uint8_t min, uint8_t max) {
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int16_t new_value = value;
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new_value -= step;
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return MIN(MAX(new_value, min), max);
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}
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// void *backlight_get_custom_key_value_eeprom_address(uint8_t led) {
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// // 3 bytes per value
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// return EECONFIG_LED_MATRIX + (led * 3);
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// }
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// void backlight_get_key_value(uint8_t led, uint8_t *value) {
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// void *address = backlight_get_custom_key_value_eeprom_address(led);
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// value = eeprom_read_byte(address);
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// }
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// void backlight_set_key_value(uint8_t row, uint8_t column, uint8_t value) {
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// uint8_t led[8];
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// uint8_t led_count = map_row_column_to_led(row, column, led);
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// for(uint8_t i = 0; i < led_count; i++) {
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// if (led[i] < LED_DRIVER_LED_COUNT) {
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// void *address = backlight_get_custom_key_value_eeprom_address(led[i]);
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// eeprom_update_byte(address, value);
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// }
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// }
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// }
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uint32_t led_matrix_get_tick(void) { return g_tick; }
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void led_matrix_toggle(void) {
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led_matrix_eeconfig.enable ^= 1;
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eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
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}
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void led_matrix_enable(void) {
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led_matrix_eeconfig.enable = 1;
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eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
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}
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void led_matrix_enable_noeeprom(void) { led_matrix_eeconfig.enable = 1; }
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void led_matrix_disable(void) {
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led_matrix_eeconfig.enable = 0;
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eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
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}
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void led_matrix_disable_noeeprom(void) { led_matrix_eeconfig.enable = 0; }
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void led_matrix_step(void) {
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led_matrix_eeconfig.mode++;
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if (led_matrix_eeconfig.mode >= LED_MATRIX_EFFECT_MAX) {
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led_matrix_eeconfig.mode = 1;
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}
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eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
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}
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void led_matrix_step_reverse(void) {
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led_matrix_eeconfig.mode--;
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if (led_matrix_eeconfig.mode < 1) {
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led_matrix_eeconfig.mode = LED_MATRIX_EFFECT_MAX - 1;
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}
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eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
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}
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void led_matrix_increase_val(void) {
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led_matrix_eeconfig.val = increment(led_matrix_eeconfig.val, 8, 0, LED_MATRIX_MAXIMUM_BRIGHTNESS);
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eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
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}
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void led_matrix_decrease_val(void) {
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led_matrix_eeconfig.val = decrement(led_matrix_eeconfig.val, 8, 0, LED_MATRIX_MAXIMUM_BRIGHTNESS);
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eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
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}
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void led_matrix_increase_speed(void) {
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led_matrix_eeconfig.speed = increment(led_matrix_eeconfig.speed, 1, 0, 3);
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eeconfig_update_led_matrix(led_matrix_eeconfig.raw); // EECONFIG needs to be increased to support this
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}
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void led_matrix_decrease_speed(void) {
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led_matrix_eeconfig.speed = decrement(led_matrix_eeconfig.speed, 1, 0, 3);
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eeconfig_update_led_matrix(led_matrix_eeconfig.raw); // EECONFIG needs to be increased to support this
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}
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void led_matrix_mode(uint8_t mode, bool eeprom_write) {
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led_matrix_eeconfig.mode = mode;
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if (eeprom_write) {
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eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
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}
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}
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uint8_t led_matrix_get_mode(void) { return led_matrix_eeconfig.mode; }
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void led_matrix_set_value_noeeprom(uint8_t val) { led_matrix_eeconfig.val = val; }
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void led_matrix_set_value(uint8_t val) {
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led_matrix_set_value_noeeprom(val);
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eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
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}
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void backlight_set(uint8_t val) { led_matrix_set_value(val); }
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