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pace calculation works

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This commit is contained in:
Wolfgang Hottgenroth
2024-03-29 14:11:36 +01:00
parent 48b9fc7578
commit 9328e22425
3 changed files with 35 additions and 14 deletions
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22
sound-driver/sequencer.h
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@ -7,14 +7,15 @@
#include "psg.h"
typedef enum {
e_L_EndMark = 0,
e_L_SyncMark = 1,
e_L_1 = 320,
e_L_1_2 = 160,
e_L_1_4 = 80,
e_L_1_8 = 40,
e_L_1_16 = 20,
e_L_1_32 = 10,
e_L_1 = 0,
e_L_1_2 = 1,
e_L_1_4 = 2,
e_L_1_8 = 3,
e_L_1_16 = 4,
e_L_1_32 = 5,
e_L_LengthEnd = 6,
e_L_EndMark = 254,
e_L_SyncMark = 255,
} t_noteLength;
typedef struct {
@ -43,16 +44,17 @@ typedef struct {
const t_tone *tones;
} t_melody;
#define SEQUENCER_PERIOD 4 // ms
#define NUM_OF_CHANNELS 3
typedef struct {
uint8_t numOfMelodies;
uint8_t pace;
bool firstRun;
uint8_t pace; // quarter notes per minute
uint8_t sync;
t_melody melodies[NUM_OF_CHANNELS];
} t_melodies;
void sequencerInit();
uint16_t sequencerPlayMelody(t_melody *melody);
uint16_t sequencerPlayMelodies(t_melodies *melodies);