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Cleanup/rgb matrix (#5811)
[qmk_firmware.git] / quantum / rgb_matrix_animations / solid_reactive_simple_anim.h
1 #pragma once
2 #ifdef RGB_MATRIX_KEYREACTIVE_ENABLED
3 #ifndef DISABLE_RGB_MATRIX_SOLID_REACTIVE_SIMPLE
4 RGB_MATRIX_EFFECT(SOLID_REACTIVE_SIMPLE)
5 #ifdef RGB_MATRIX_CUSTOM_EFFECT_IMPLS
6
7 bool SOLID_REACTIVE_SIMPLE(effect_params_t* params) {
8   RGB_MATRIX_USE_LIMITS(led_min, led_max);
9
10   HSV hsv = { rgb_matrix_config.hue, rgb_matrix_config.sat, 0 };
11   // Max tick based on speed scale ensures results from scale16by8 with rgb_matrix_config.speed are no greater than 255
12   uint16_t max_tick = 65535 / rgb_matrix_config.speed;
13   for (uint8_t i = led_min; i < led_max; i++) {
14     RGB_MATRIX_TEST_LED_FLAGS();
15     uint16_t tick = max_tick;
16     // Reverse search to find most recent key hit
17     for (int8_t j = g_last_hit_tracker.count - 1; j >= 0; j--) {
18       if (g_last_hit_tracker.index[j] == i && g_last_hit_tracker.tick[j] < tick) {
19         tick = g_last_hit_tracker.tick[j];
20         break;
21       }
22     }
23
24     uint16_t  offset = scale16by8(tick, rgb_matrix_config.speed);
25     hsv.v = scale8(255 - offset, rgb_matrix_config.val);
26     RGB rgb = hsv_to_rgb(hsv);
27     rgb_matrix_set_color(i, rgb.r, rgb.g, rgb.b);
28   }
29   return led_max < DRIVER_LED_TOTAL;
30 }
31
32 #endif // RGB_MATRIX_CUSTOM_EFFECT_IMPLS
33 #endif // DISABLE_RGB_MATRIX_SOLID_REACTIVE_SIMPLE
34 #endif // RGB_MATRIX_KEYREACTIVE_ENABLED