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song complete... unless i change it again ;)

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This commit is contained in:
Joachim Fenkes 2012-08-07 23:47:00 +02:00
parent 532ef48b8a
commit 1a72da3305
1 changed files with 41 additions and 20 deletions
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61
win/main.cpp
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@ -22,34 +22,51 @@ int arpeggio[][4] = {
// { 0, 2, 5, 9 },
// { 0, 2, 5, 8 },
};
int arpseq[48] = {
#define ARPSIZE 76
int arpseq[ARPSIZE] = {
0, 0, 1, 2, 0, 0, 6, 2,
0, 0, 1, 2, 0, 0, 1, 7,
0, 0, 1, 2, 0, 0, 6, 2,
0, 0, 1, 2, 0, 0, 1, 7,
0, 0, 1, 2, 0, 0, 6, 2,
0, 0, 1, 2, 0, 0, 1, 7,
0, 0, 1, 2, 0, 0, 6, 2,
0, 0, 1, 2, 0, 0, 1, 2,
3, 3, 2, 2, 0, 0, 4, 5,
3, 3, 2, 2, 0, 0, 1, 2,
3, 3, 2, 2,
};
//int arptiming[32] = { 4, 2, 4, 2, 4, 2, 4, 5, 1, 2, 2 }
const uint32_t arptiming = B32(00001100,00110000,11111011,00001100);
#define BASSSIZE ARPSIZE
int bassbeat[8] = { 0, 0, 1, 0, 0, 1, 0, 1 };
int bassline[48] = {
int bassline[BASSSIZE] = {
12, 12, 15, 10, 12, 12, 17, 10, 12, 12, 15, 7, 8, 8, 3, 7,
12, 12, 15, 10, 12, 12, 17, 10, 12, 12, 15, 7, 8, 8, 3, 7,
8, 8, 10, 10, 12, 12, 5, 5, 8, 8, 10, 10, 12, 12, 15, 10
12, 12, 15, 10, 12, 12, 17, 10, 12, 12, 15, 7, 8, 8, 3, 7,
12, 12, 15, 10, 12, 12, 17, 10, 12, 12, 15, 7, 8, 8, 3, 7,
8, 8, 10, 10, 12, 12, 5, 5, 8, 8, 10, 10,
};
#define LEADSIZE 56
int leadmelody[LEADSIZE] = {
// 12, 7, 0, 12, 0, 14, 15, 0, 14, 0, 12, 0, 14, 15, 0, 14, 0, 12, 0, 14, 10, 0, 7, 5, 7, 3, 1, 0,
// 12, 7, 0, 12, 0, 14, 15, 0, 14, 0, 12, 0, 14, 15, 0, 14, 0, 15, 0, 17, 19, 0, 22, 24, 26, 27, 24, 0,
8, 3, 0, 8, 10, 12, 14, 15, 19, 17, 0, 12, 7, 0, 12, 14, 15
#define LEADSIZE 157
int leadmelody[LEADSIZE] = { //0, 0,
12, 7, 0, 12, 0, 14, 15, 0, 14, 0, 12, 0, 14, 15, 0, 14, 0, 12, 0, 14, 10, 0, 7, 5, 7, 3, 1, 0,
12, 7, 0, 12, 0, 14, 15, 0, 14, 0, 12, 0, 14, 15, 0, 14, 0, 15, 0, 17, 19, 0, 22, 24, 26, 27, 24, 0,
12, 7, 0, 12, 0, 14, 15, 0, 14, 0, 12, 0, 14, 15, 0, 14, 0, 12, 0, 14, 10, 0, 7, 5, 7, 3, 1, 0,
12, 7, 0, 12, 0, 14, 15, 0, 14, 0, 12, 0, 14, 15, 0, 14, 0, 15, 0, 17, 19, 0, 22, 24, 26, 24, 20, 0,
8, 3, 0, 8, 10, 12, 14, 15, 19, 17, 0, 12, 7, 0, 12, 14, 15, 14, 15, 19, 17, 0,
8, 3, 0, 8, 10, 12, 14, 15, 19, 17, 15, 0, 14, 15, 17, 19, 0, 15, 14, 15, 12,
};
int leadtiming[LEADSIZE] = {
// 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 2, 2, 1, 2, 3, 28,
// 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 2, 2, 1, 2, 3, 28,
2, 1, 1, 2, 1, 3, 2, 2, 1, 3, 14,
int leadtiming[LEADSIZE] = { //131, 125,
2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 2, 2, 1, 2, 3, 28,
2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 2, 2, 1, 2, 3, 28,
2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 2, 2, 1, 2, 3, 28,
2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 2, 2, 1, 2, 3, 28,
2, 1, 1, 2, 1, 3, 2, 2, 1, 3, 14, 2, 1, 1, 2, 1, 3, 2, 2, 1, 3, 14,
2, 1, 1, 2, 1, 3, 2, 2, 1, 3, 1, 1, 2, 1, 3, 1, 1, 2, 1, 2, 2,
};
static inline unsigned char voice_lead(unsigned long i)
@ -65,7 +82,7 @@ static inline unsigned char voice_lead(unsigned long i)
{
leadptr++;
if (leadptr == LEADSIZE)
leadptr = 0;
leadptr = 1;
leadtimer = leadtiming[leadptr];
}
@ -73,22 +90,24 @@ static inline unsigned char voice_lead(unsigned long i)
int note = notes[melody == 1 ? 0 : melody]; // TODO remove this hack by using note table
lead_osc += note;
lead_flange += note + (i & 1);
return (!melody) ? 0 : (((lead_osc >> 6) & 0x7F) + (((lead_osc >> 6) & 0x3F) + ((lead_flange >> 6) & 0x3F))); // xor also sounds cool
//return (!melody) ? 0 : ((lead_osc >> 5) & 0x80) + ((lead_flange >> 6) & 0x3F);
//return (!melody) ? 0 : ((lead_osc & 0x1000) ? ((lead_osc >> 6) & 0x3F) | 0xC0 : 0x40 - ((lead_osc >> 6) & 0x3F));
return (!melody) ? 0 : ((lead_osc >> 6) & 0x7F) + ((lead_osc >> 6) & 0x3F);// + ((lead_flange >> 6) & 0x3F); // xor also sounds cool
}
static inline unsigned char voice_arp(unsigned long i)
{
static uint16_t arp_osc = 0;
int note = notes[arpeggio[arpseq[(i >> 13) % 48]][(i >> 7) & 3]];
int note = notes[arpeggio[arpseq[i >> 13]][(i >> 7) & 3]];
arp_osc += note;
return ((arptiming & (1 << (31 - (i >> 9)))) && (arp_osc & (1 << 12))) ? 0 : 140;
return ((arptiming & (1 << (31 - (i >> 9)))) && (arp_osc & (1 << 12)) && ((i >> 13) > 15)) ? 0 : 140;
//return ((arp_osc >> 5) & 128) - 1;
}
static inline unsigned char voice_bass(unsigned long i)
{
static uint16_t bassosc = 0, flangeosc = 0;
int note = notes[bassline[(i >> 13) % 48]];
int note = notes[bassline[i >> 13]];
if (bassbeat[(i >> 10) & 7])
note <<= 1;
bassosc += note;
@ -99,13 +118,15 @@ static inline unsigned char voice_bass(unsigned long i)
void fill(char *data)
{
static unsigned long i = 0;
static unsigned long i = 0x40000;
for (int j = 0; j < 4096; j++)
{
unsigned char sample = /*(voice_lead(i) >> 1) + */(voice_bass(i) >> 2) + (voice_arp(i) >> 2);
unsigned char sample = (voice_lead(i) >> 1) + (voice_bass(i) >> 2) + (voice_arp(i) >> 2);
data[j] = sample;
i++;
if ((i >> 13) == ARPSIZE)
i = 16 << 13;
}
}