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qmk_firmware

custom branch of QMK firmware git clone https://anongit.hacktivis.me/git/qmk_firmware.git

muse.c (2314B)

    

  1. #include "muse.h"
  3. #include <stdbool.h>
  5. enum { MUSE_OFF, MUSE_ON, MUSE_C_1_2, MUSE_C1, MUSE_C2, MUSE_C4, MUSE_C8, MUSE_C3, MUSE_C6, MUSE_B1, MUSE_B2, MUSE_B3, MUSE_B4, MUSE_B5, MUSE_B6, MUSE_B7, MUSE_B8, MUSE_B9, MUSE_B10, MUSE_B11, MUSE_B12, MUSE_B13, MUSE_B14, MUSE_B15, MUSE_B16, MUSE_B17, MUSE_B18, MUSE_B19, MUSE_B20, MUSE_B21, MUSE_B22, MUSE_B23, MUSE_B24, MUSE_B25, MUSE_B26, MUSE_B27, MUSE_B28, MUSE_B29, MUSE_B30, MUSE_B31 };
  7. bool number_of_ones_to_bool[16] = {1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1};
  9. uint8_t muse_interval[4] = {MUSE_B7, MUSE_B19, MUSE_B3, MUSE_B28};
  10. uint8_t muse_theme[4]    = {MUSE_B8, MUSE_B23, MUSE_B18, MUSE_B17};
  12. bool     muse_timer_1bit         = 0;
  13. uint8_t  muse_timer_2bit         = 0;
  14. uint8_t  muse_timer_2bit_counter = 0;
  15. uint8_t  muse_timer_4bit         = 0;
  16. uint32_t muse_timer_31bit        = 0;
  18. bool bit_for_value(uint8_t value) {
  19.     switch (value) {
  20.         case MUSE_OFF:
  21.             return 0;
  22.         case MUSE_ON:
  23.             return 1;
  24.         case MUSE_C_1_2:
  25.             return muse_timer_1bit;
  26.         case MUSE_C1:
  27.             return (muse_timer_4bit & 1);
  28.         case MUSE_C2:
  29.             return (muse_timer_4bit & 2);
  30.         case MUSE_C4:
  31.             return (muse_timer_4bit & 4);
  32.         case MUSE_C8:
  33.             return (muse_timer_4bit & 8);
  34.         case MUSE_C3:
  35.             return (muse_timer_2bit & 1);
  36.         case MUSE_C6:
  37.             return (muse_timer_2bit & 2);
  38.         default:
  39.             return muse_timer_31bit & (1UL << (value - MUSE_B1));
  40.     }
  41. }
  43. uint8_t muse_clock_pulse(void) {
  44.     bool top = number_of_ones_to_bool[bit_for_value(muse_theme[0]) + (bit_for_value(muse_theme[1]) << 1) + (bit_for_value(muse_theme[2]) << 2) + (bit_for_value(muse_theme[3]) << 3)];
  46.     if (muse_timer_1bit == 0) {
  47.         if (muse_timer_2bit_counter == 0) {
  48.             muse_timer_2bit = (muse_timer_2bit + 1) % 4;
  49.         }
  50.         muse_timer_2bit_counter = (muse_timer_2bit_counter + 1) % 3;
  51.         muse_timer_4bit         = (muse_timer_4bit + 1) % 16;
  52.         muse_timer_31bit        = (muse_timer_31bit << 1) + top;
  53.     }
  55.     muse_timer_1bit = (muse_timer_1bit + 1) % 2;
  57.     return bit_for_value(muse_interval[0]) + (bit_for_value(muse_interval[1]) << 1) + (bit_for_value(muse_interval[2]) << 2) + (bit_for_value(muse_interval[3]) << 3);
  58. }