61 lines
837 B
C
61 lines
837 B
C
#include <pentabug/app.h>
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#include <pentabug/music.h>
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#include <pentabug/photons.h>
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#include <pentabug/hal.h>
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inline uint16_t biased_random(uint8_t value) {
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return value / 4 * (rand() & 7);
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}
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enum modes {
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GEIGER,
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TWITCH,
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MAX_MODE,
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};
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static void init(void) {
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photons_init();
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}
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static enum modes mode = 0;
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static void run(void) {
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uint8_t light = photons_measure();
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if(button_clicked(RIGHT)) {
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++mode;
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if(mode == MAX_MODE) {
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mode = 0;
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}
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}
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if(button_clicked(LEFT)) {
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if(mode == 0) {
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mode = MAX_MODE;
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}
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--mode;
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}
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switch(mode) {
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case GEIGER:
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if(light / 16 * (rand() & 15) > 0x40) {
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set_note(NOTE_C, 3);
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} else {
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stop_note();
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}
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wait_ms(20);
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break;
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case TWITCH:
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set_note(500 + light, 0);
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wait_ms(10);
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break;
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case MAX_MODE:
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break;
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}
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}
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REGISTER(run, init, NULL);
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