mirror of
https://github.com/qmk/qmk_firmware.git
synced 2024-12-22 01:23:23 +00:00
78 lines
2.9 KiB
C
78 lines
2.9 KiB
C
/* Copyright 2017 Fred Sundvik
|
|
*
|
|
* 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 "lcd_backlight_keyframes.h"
|
|
|
|
bool lcd_backlight_keyframe_animate_color(keyframe_animation_t* animation, visualizer_state_t* state) {
|
|
int frame_length = animation->frame_lengths[animation->current_frame];
|
|
int current_pos = frame_length - animation->time_left_in_frame;
|
|
uint8_t t_h = LCD_HUE(state->target_lcd_color);
|
|
uint8_t t_s = LCD_SAT(state->target_lcd_color);
|
|
uint8_t t_i = LCD_INT(state->target_lcd_color);
|
|
uint8_t p_h = LCD_HUE(state->prev_lcd_color);
|
|
uint8_t p_s = LCD_SAT(state->prev_lcd_color);
|
|
uint8_t p_i = LCD_INT(state->prev_lcd_color);
|
|
|
|
uint8_t d_h1 = t_h - p_h; //Modulo arithmetic since we want to wrap around
|
|
int d_h2 = t_h - p_h;
|
|
// Chose the shortest way around
|
|
int d_h = abs(d_h2) < d_h1 ? d_h2 : d_h1;
|
|
int d_s = t_s - p_s;
|
|
int d_i = t_i - p_i;
|
|
|
|
int hue = (d_h * current_pos) / frame_length;
|
|
int sat = (d_s * current_pos) / frame_length;
|
|
int intensity = (d_i * current_pos) / frame_length;
|
|
//dprintf("%X -> %X = %X\n", p_h, t_h, hue);
|
|
hue += p_h;
|
|
sat += p_s;
|
|
intensity += p_i;
|
|
state->current_lcd_color = LCD_COLOR(hue, sat, intensity);
|
|
lcd_backlight_color(
|
|
LCD_HUE(state->current_lcd_color),
|
|
LCD_SAT(state->current_lcd_color),
|
|
LCD_INT(state->current_lcd_color));
|
|
|
|
return true;
|
|
}
|
|
|
|
bool lcd_backlight_keyframe_set_color(keyframe_animation_t* animation, visualizer_state_t* state) {
|
|
(void)animation;
|
|
state->prev_lcd_color = state->target_lcd_color;
|
|
state->current_lcd_color = state->target_lcd_color;
|
|
lcd_backlight_color(
|
|
LCD_HUE(state->current_lcd_color),
|
|
LCD_SAT(state->current_lcd_color),
|
|
LCD_INT(state->current_lcd_color));
|
|
return false;
|
|
}
|
|
|
|
bool lcd_backlight_keyframe_disable(keyframe_animation_t* animation, visualizer_state_t* state) {
|
|
(void)animation;
|
|
(void)state;
|
|
lcd_backlight_hal_color(0, 0, 0);
|
|
return false;
|
|
}
|
|
|
|
bool lcd_backlight_keyframe_enable(keyframe_animation_t* animation, visualizer_state_t* state) {
|
|
(void)animation;
|
|
(void)state;
|
|
lcd_backlight_color(LCD_HUE(state->current_lcd_color),
|
|
LCD_SAT(state->current_lcd_color),
|
|
LCD_INT(state->current_lcd_color));
|
|
return false;
|
|
}
|