mirror of
https://github.com/qmk/qmk_firmware
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59 lines
2.3 KiB
C
59 lines
2.3 KiB
C
#include "muse.h"
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#include <stdbool.h>
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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 };
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bool number_of_ones_to_bool[16] = {1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1};
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uint8_t muse_interval[4] = {MUSE_B7, MUSE_B19, MUSE_B3, MUSE_B28};
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uint8_t muse_theme[4] = {MUSE_B8, MUSE_B23, MUSE_B18, MUSE_B17};
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bool muse_timer_1bit = 0;
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uint8_t muse_timer_2bit = 0;
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uint8_t muse_timer_2bit_counter = 0;
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uint8_t muse_timer_4bit = 0;
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uint32_t muse_timer_31bit = 0;
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bool bit_for_value(uint8_t value) {
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switch (value) {
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case MUSE_OFF:
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return 0;
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case MUSE_ON:
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return 1;
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case MUSE_C_1_2:
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return muse_timer_1bit;
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case MUSE_C1:
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return (muse_timer_4bit & 1);
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case MUSE_C2:
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return (muse_timer_4bit & 2);
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case MUSE_C4:
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return (muse_timer_4bit & 4);
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case MUSE_C8:
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return (muse_timer_4bit & 8);
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case MUSE_C3:
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return (muse_timer_2bit & 1);
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case MUSE_C6:
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return (muse_timer_2bit & 2);
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default:
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return muse_timer_31bit & (1UL << (value - MUSE_B1));
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}
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}
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uint8_t muse_clock_pulse(void) {
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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)];
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if (muse_timer_1bit == 0) {
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if (muse_timer_2bit_counter == 0) {
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muse_timer_2bit = (muse_timer_2bit + 1) % 4;
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}
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muse_timer_2bit_counter = (muse_timer_2bit_counter + 1) % 3;
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muse_timer_4bit = (muse_timer_4bit + 1) % 16;
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muse_timer_31bit = (muse_timer_31bit << 1) + top;
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}
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muse_timer_1bit = (muse_timer_1bit + 1) % 2;
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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);
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}
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