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/* Copyright 2017 benlyall, MechMerlin
*
* 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 "v60_type_r.h"
#include "quantum.h"
// if we've got an RGB underglow!
#ifdef V60_POLESTAR
#include "rgblight.h"
#include <avr/pgmspace.h>
#include "action_layer.h"
#define SOFTPWM_LED_TIMER_TOP F_CPU/(256*64)
extern rgblight_config_t rgblight_config;
static uint8_t softpwm_buff[3] = {0};
void matrix_init_kb(void) {
rgb_init();
matrix_init_user();
}
bool process_record_kb(uint16_t keycode, keyrecord_t *record) {
uint8_t r = led[0].r, g = led[0].g, b = led[0].b;
switch(keycode) {
case RGB_RI:
if (record->event.pressed) {
r += RGB_STEP;
if (r < led[0].r) {
r = 255;
}
rgblight_setrgb(r, g, b);
}
return false;
case RGB_RD:
if (record->event.pressed) {
r -= RGB_STEP;
if (r > led[0].r) {
r = 0;
}
rgblight_setrgb(r, g, b);
}
return false;
case RGB_BI:
if (record->event.pressed) {
b += RGB_STEP;
if (b < led[0].b) {
b = 255;
}
rgblight_setrgb(r, g, b);
}
return false;
case RGB_BD:
if (record->event.pressed) {
b -= RGB_STEP;
if (b > led[0].b) {
b = 0;
}
rgblight_setrgb(r, g, b);
}
return false;
case RGB_GI:
if (record->event.pressed) {
g += RGB_STEP;
if (g < led[0].g) {
g = 255;
}
rgblight_setrgb(r, g, b);
}
return false;
case RGB_GD:
if (record->event.pressed) {
g -= RGB_STEP;
if (g > led[0].g) {
g = 0;
}
rgblight_setrgb(r, g, b);
}
return false;
}
return process_record_user(keycode, record);
}
void rgb_timer_init(void) {
/* Timer1 setup */
/* CTC mode */
TCCR1B |= (1<<WGM12);
/* Clock selelct: clk/8 */
TCCR1B |= (1<<CS10);
/* Set TOP value */
uint8_t sreg = SREG;
cli();
OCR1AH = (SOFTPWM_LED_TIMER_TOP >> 8) & 0xff;
OCR1AL = SOFTPWM_LED_TIMER_TOP & 0xff;
SREG = sreg;
// Enable the compare match interrupt on timer 1
TIMSK1 |= (1<<OCIE1A);
}
void rgb_init(void) {
DDRF |= (1<<PF6 | 1<<PF5 | 1<<PF4);
PORTF |= (1<<PF6 | 1<<PF5 | 1<<PF4);
rgb_timer_init();
}
void set_rgb_pin_on(uint8_t pin) {
PORTF &= ~(1<<pin);
}
void set_rgb_pin_off(uint8_t pin) {
PORTF |= (1<<pin);
}
void rgblight_set(void) {
// xprintf("Setting RGB underglow\n");
if (!rgblight_config.enable) {
led[0].r = 0;
led[0].g = 0;
led[0].b = 0;
set_rgb_pin_off(RGB_RED_PIN);
set_rgb_pin_off(RGB_GREEN_PIN);
set_rgb_pin_off(RGB_BLUE_PIN);
}
// //xprintf("Red: %u, Green: %u, Blue: %u\n", led[0].r, led[0].g, led[0].b);
}
ISR(TIMER1_COMPA_vect)
{
static uint8_t pwm = 0;
pwm++;
// turn the LEDS on
if (pwm == 0) {
if (softpwm_buff[0]) {
set_rgb_pin_on(RGB_RED_PIN);
softpwm_buff[0] = led[0].r;
}
if (softpwm_buff[1]) {
set_rgb_pin_on(RGB_GREEN_PIN);
softpwm_buff[1] = led[0].g;
}
if (softpwm_buff[2]) {
set_rgb_pin_on(RGB_BLUE_PIN);
softpwm_buff[2] = led[0].b;
}
}
// turn em off
if (pwm == softpwm_buff[0]) {
set_rgb_pin_off(RGB_RED_PIN);
softpwm_buff[0] = led[0].r;
}
if (pwm == softpwm_buff[1]) {
set_rgb_pin_off(RGB_GREEN_PIN);
softpwm_buff[1] = led[0].g;
}
if (pwm == softpwm_buff[2]) {
set_rgb_pin_off(RGB_BLUE_PIN);
softpwm_buff[2] = led[0].b;
}
}
#endif // V60_POLESTAR
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