qmk-firmware/quantum/led_matrix.c

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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"
2020 November 28 Breaking Changes Update (#11053) * Branch point for 2020 November 28 Breaking Change * Remove matrix_col_t to allow MATRIX_ROWS > 32 (#10183) * Add support for soft serial to ATmega32U2 (#10204) * Change MIDI velocity implementation to allow direct control of velocity value (#9940) * Add ability to build a subset of all keyboards based on platform. * Actually use eeprom_driver_init(). * Make bootloader_jump weak for ChibiOS. (#10417) * Joystick 16-bit support (#10439) * Per-encoder resolutions (#10259) * Share button state from mousekey to pointing_device (#10179) * Add hotfix for chibios keyboards not wake (#10088) * Add advanced/efficient RGB Matrix Indicators (#8564) * Naming change. * Support for STM32 GPIOF,G,H,I,J,K (#10206) * Add milc as a dependency and remove the installed milc (#10563) * ChibiOS upgrade: early init conversions (#10214) * ChibiOS upgrade: configuration file migrator (#9952) * Haptic and solenoid cleanup (#9700) * XD75 cleanup (#10524) * OLED display update interval support (#10388) * Add definition based on currently-selected serial driver. (#10716) * New feature: Retro Tapping per key (#10622) * Allow for modification of output RGB values when using rgblight/rgb_matrix. (#10638) * Add housekeeping task callbacks so that keyboards/keymaps are capable of executing code for each main loop iteration. (#10530) * Rescale both ChibiOS and AVR backlighting. * Reduce Helix keyboard build variation (#8669) * Minor change to behavior allowing display updates to continue between task ticks (#10750) * Some GPIO manipulations in matrix.c change to atomic. (#10491) * qmk cformat (#10767) * [Keyboard] Update the Speedo firmware for v3.0 (#10657) * Maartenwut/Maarten namechange to evyd13/Evy (#10274) * [quantum] combine repeated lines of code (#10837) * Add step sequencer feature (#9703) * aeboards/ext65 refactor (#10820) * Refactor xelus/dawn60 for Rev2 later (#10584) * add DEBUG_MATRIX_SCAN_RATE_ENABLE to common_features.mk (#10824) * [Core] Added `add_oneshot_mods` & `del_oneshot_mods` (#10549) * update chibios os usb for the otg driver (#8893) * Remove HD44780 References, Part 4 (#10735) * [Keyboard] Add Valor FRL TKL (+refactor) (#10512) * Fix cursor position bug in oled_write_raw functions (#10800) * Fixup version.h writing when using SKIP_VERSION=yes (#10972) * Allow for certain code in the codebase assuming length of string. (#10974) * Add AT90USB support for serial.c (#10706) * Auto shift: support repeats and early registration (#9826) * Rename ledmatrix.h to match .c file (#7949) * Split RGB_MATRIX_ENABLE into _ENABLE and _DRIVER (#10231) * Split LED_MATRIX_ENABLE into _ENABLE and _DRIVER (#10840) * Merge point for 2020 Nov 28 Breaking Change
2020-11-28 21:02:18 +01:00
#include "led_matrix.h"
#include "progmem.h"
#include "config.h"
#include "eeprom.h"
#include <string.h>
#include <math.h>
led_eeconfig_t led_matrix_eeconfig;
#ifndef MAX
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# define MAX(X, Y) ((X) > (Y) ? (X) : (Y))
#endif
#ifndef MIN
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# define MIN(a, b) ((a) < (b) ? (a) : (b))
#endif
#ifndef LED_DISABLE_AFTER_TIMEOUT
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# define LED_DISABLE_AFTER_TIMEOUT 0
#endif
#ifndef LED_DISABLE_WHEN_USB_SUSPENDED
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# define LED_DISABLE_WHEN_USB_SUSPENDED false
#endif
#ifndef EECONFIG_LED_MATRIX
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# define EECONFIG_LED_MATRIX EECONFIG_RGBLIGHT
#endif
#if !defined(LED_MATRIX_MAXIMUM_BRIGHTNESS) || LED_MATRIX_MAXIMUM_BRIGHTNESS > 255
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# 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[DRIVER_LED_TOTAL];
// Ticks since any key was last hit.
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");
led_matrix_eeconfig.enable = 1;
led_matrix_eeconfig.mode = LED_MATRIX_UNIFORM_BRIGHTNESS;
led_matrix_eeconfig.val = 128;
led_matrix_eeconfig.speed = 0;
eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
}
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void eeconfig_debug_led_matrix(void) {
dprintf("led_matrix_eeconfig eeprom\n");
dprintf("led_matrix_eeconfig.enable = %d\n", led_matrix_eeconfig.enable);
dprintf("led_matrix_eeconfig.mode = %d\n", led_matrix_eeconfig.mode);
dprintf("led_matrix_eeconfig.val = %d\n", led_matrix_eeconfig.val);
dprintf("led_matrix_eeconfig.speed = %d\n", led_matrix_eeconfig.speed);
}
uint8_t g_last_led_hit[LED_HITS_TO_REMEMBER] = {255};
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uint8_t g_last_led_count = 0;
uint8_t map_row_column_to_led(uint8_t row, uint8_t column, uint8_t *led_i) {
uint8_t led_count = 0;
uint8_t led_index = g_led_config.matrix_co[row][column];
if (led_index != NO_LED) {
led_i[led_count] = led_index;
led_count++;
}
return led_count;
}
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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); }
bool process_led_matrix(uint16_t keycode, keyrecord_t *record) {
if (record->event.pressed) {
uint8_t led[8];
uint8_t led_count = map_row_column_to_led(record->event.key.row, record->event.key.col, led);
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];
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g_last_led_count = MIN(LED_HITS_TO_REMEMBER, g_last_led_count + 1);
}
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for (uint8_t i = 0; i < led_count; i++) g_key_hit[led[i]] = 0;
g_any_key_hit = 0;
} else {
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#ifdef LED_MATRIX_KEYRELEASES
uint8_t led[8];
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;
g_any_key_hit = 255;
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#endif
}
return true;
}
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void led_matrix_set_suspend_state(bool state) { g_suspend_state = state; }
// All LEDs off
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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_eeconfig.val); }
void led_matrix_custom(void) {}
void led_matrix_task(void) {
if (!led_matrix_eeconfig.enable) {
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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 < DRIVER_LED_TOTAL; led++) {
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);
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.
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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));
uint8_t effect = suspend_backlight ? 0 : led_matrix_eeconfig.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;
}
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if (!suspend_backlight) {
led_matrix_indicators();
}
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// 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();
}
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__attribute__((weak)) void led_matrix_indicators_kb(void) {}
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__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];
// // uint8_t led_count = map_row_column_to_led(row, column, led);
// // for(uint8_t i = 0; i < led_count; i++)
// map_row_column_to_led(row, column, index);
// }
// }
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
wait_ms(500);
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// clear the key hits
for (int led = 0; led < DRIVER_LED_TOTAL; led++) {
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g_key_hit[led] = 255;
}
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if (!eeconfig_is_enabled()) {
dprintf("led_matrix_init_drivers eeconfig is not enabled.\n");
eeconfig_init();
eeconfig_update_led_matrix_default();
}
led_matrix_eeconfig.raw = eeconfig_read_led_matrix();
if (!led_matrix_eeconfig.mode) {
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();
led_matrix_eeconfig.raw = eeconfig_read_led_matrix();
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}
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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;
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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;
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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];
// uint8_t led_count = map_row_column_to_led(row, column, led);
// for(uint8_t i = 0; i < led_count; i++) {
// if (led[i] < DRIVER_LED_TOTAL) {
// void *address = backlight_get_custom_key_value_eeprom_address(led[i]);
// eeprom_update_byte(address, value);
// }
// }
// }
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uint32_t led_matrix_get_tick(void) { return g_tick; }
void led_matrix_toggle(void) {
led_matrix_eeconfig.enable ^= 1;
eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
}
void led_matrix_enable(void) {
led_matrix_eeconfig.enable = 1;
eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
}
void led_matrix_enable_noeeprom(void) { led_matrix_eeconfig.enable = 1; }
void led_matrix_disable(void) {
led_matrix_eeconfig.enable = 0;
eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
}
void led_matrix_disable_noeeprom(void) { led_matrix_eeconfig.enable = 0; }
void led_matrix_step(void) {
led_matrix_eeconfig.mode++;
if (led_matrix_eeconfig.mode >= LED_MATRIX_EFFECT_MAX) {
led_matrix_eeconfig.mode = 1;
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}
eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
}
void led_matrix_step_reverse(void) {
led_matrix_eeconfig.mode--;
if (led_matrix_eeconfig.mode < 1) {
led_matrix_eeconfig.mode = LED_MATRIX_EFFECT_MAX - 1;
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}
eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
}
void led_matrix_increase_val(void) {
led_matrix_eeconfig.val = increment(led_matrix_eeconfig.val, 8, 0, LED_MATRIX_MAXIMUM_BRIGHTNESS);
eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
}
void led_matrix_decrease_val(void) {
led_matrix_eeconfig.val = decrement(led_matrix_eeconfig.val, 8, 0, LED_MATRIX_MAXIMUM_BRIGHTNESS);
eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
}
void led_matrix_increase_speed(void) {
led_matrix_eeconfig.speed = increment(led_matrix_eeconfig.speed, 1, 0, 3);
eeconfig_update_led_matrix(led_matrix_eeconfig.raw); // EECONFIG needs to be increased to support this
}
void led_matrix_decrease_speed(void) {
led_matrix_eeconfig.speed = decrement(led_matrix_eeconfig.speed, 1, 0, 3);
eeconfig_update_led_matrix(led_matrix_eeconfig.raw); // EECONFIG needs to be increased to support this
}
void led_matrix_mode(uint8_t mode, bool eeprom_write) {
led_matrix_eeconfig.mode = mode;
if (eeprom_write) {
eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
}
}
uint8_t led_matrix_get_mode(void) { return led_matrix_eeconfig.mode; }
void led_matrix_set_value_noeeprom(uint8_t val) { led_matrix_eeconfig.val = val; }
void led_matrix_set_value(uint8_t val) {
led_matrix_set_value_noeeprom(val);
eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
}
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void backlight_set(uint8_t val) { led_matrix_set_value(val); }