qmk-dactyl-manuform-a/users/byungyoonc/saturated_solid_multisplash.h

51 lines
2.0 KiB
C

/* Copyright 2021 Choi Byungyoon <byungyoonc@gmail.com>
*
* 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/>.
*/
#if defined(RGB_MATRIX_KEYPRESSES)
RGB_MATRIX_EFFECT(saturated_solid_multisplash)
# if defined(RGB_MATRIX_CUSTOM_EFFECT_IMPLS)
static bool saturated_solid_multisplash(effect_params_t* params) {
RGB_MATRIX_USE_LIMITS(led_min, led_max);
uint8_t count = g_last_hit_tracker.count;
for (uint8_t i = led_min; i < led_max; i++) {
RGB_MATRIX_TEST_LED_FLAGS();
HSV hsv = rgb_matrix_config.hsv;
hsv.v = 0;
for (uint8_t j = 0; j < count; j++) {
int16_t dx = g_led_config.point[i].x - g_last_hit_tracker.x[j];
int16_t dy = g_led_config.point[i].y - g_last_hit_tracker.y[j];
uint8_t dist = sqrt16(dx * dx + dy * dy);
uint16_t tick = scale16by8(g_last_hit_tracker.tick[j], qadd8(rgb_matrix_config.speed, 1));
uint16_t effect = tick - dist;
if (effect > 255) effect = 255;
uint16_t vdiff = scale16by8(255 - effect, 255 - dist);
hsv.v = qadd8(hsv.v, vdiff);
hsv.s = qsub8(hsv.s, qsub8(127, effect));
}
hsv.v = scale8(hsv.v, rgb_matrix_config.hsv.v);
RGB rgb = rgb_matrix_hsv_to_rgb(hsv);
rgb_matrix_set_color(i, rgb.r, rgb.g, rgb.b);
}
return led_max < DRIVER_LED_TOTAL;
}
# endif // RGB_MATRIX_CUSTOM_EFFECT_IMPLS
#endif // RGB_MATRIX_KEYPRESSES