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less arp data, step 3 and done

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This commit is contained in:
Joachim Fenkes 2012-08-10 22:33:47 +02:00
parent d986b461e1
commit 5afe1e6bca
1 changed files with 26 additions and 24 deletions
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50
win/main.cpp
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@ -11,21 +11,21 @@ static inline uint8_t THREEQUARTERS(uint8_t x)
return (x >> 2) + (x >> 1);
}
int notes[37] = { 134, 142, 150, 159, 169, 179, 189, 201, 213, 225, 239, 253, 268, 284, 301, 319, 338, 358, 379, 401, 425, 451, 477, 506, 536, 568, 601, 637, 675, 715, 758, 803, 851, 901, 955, 1011, 1072 };
const int notes[37] = { 134, 142, 150, 159, 169, 179, 189, 201, 213, 225, 239, 253, 268, 284, 301, 319, 338, 358, 379, 401, 425, 451, 477, 506, 536, 568, 601, 637, 675, 715, 758, 803, 851, 901, 955, 1011, 1072 };
int arpeggio[][4] = {
{ 12, 15, 19, 24 },
{ 15, 19, 22, 27 },
{ 10, 14, 17, 22 },
{ 8, 12, 15, 20 },
{ 12, 15, 17, 22 },
{ 12, 15, 17, 21 },
{ 17, 20, 24, 29 },
{ 14, 17, 22, 26 },
// { 0, 2, 4, 7 },
// { 0, 2, 4, 6 },
// { 0, 2, 5, 9 },
// { 0, 2, 5, 8 },
const uint8_t arpnotes[] = {
8, 10, 12, 14, 15, 17, 19, 20, 21, 22, 24, 26, 27, 29,
};
const uint16_t arpeggio[][2] = {
{ 0x24, 0x6A },
{ 0x46, 0x9C },
{ 0x13, 0x59 },
{ 0x02, 0x47 },
{ 0x24, 0x59 },
{ 0x24, 0x58 },
{ 0x57, 0xAD },
{ 0x35, 0x9B }
};
#define ARPSIZE 76
@ -38,21 +38,21 @@ uint8_t arpseq1[4][8] = {
{ 3, 3, 2, 2, 0, 0, 4, 5, },
};
#else
uint8_t arpseq1[4][4] = {
const uint8_t arpseq1[4][4] = {
{ 0x00, 0x12, 0x00, 0x62 },
{ 0x00, 0x12, 0x00, 0x17 },
{ 0x00, 0x12, 0x00, 0x12 },
{ 0x33, 0x22, 0x00, 0x45 },
};
#endif
int arpseq2[] = { 0, 1, 0, 1, 0, 1, 0, 2, 3, 3 };
const int arpseq2[] = { 0, 1, 0, 1, 0, 1, 0, 2, 3, 3 };
//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[BASSSIZE] = {
const int bassbeat[8] = { 0, 0, 1, 0, 0, 1, 0, 1 };
const 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,
12, 12, 15, 10, 12, 12, 17, 10, 12, 12, 15, 7, 8, 8, 3, 7,
@ -61,7 +61,7 @@ int bassline[BASSSIZE] = {
};
#define LEADSIZE 159
int leadmelody[LEADSIZE] = { 0, 0, 0, 0,
const int leadmelody[LEADSIZE] = { 0, 0, 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,
@ -69,7 +69,7 @@ int leadmelody[LEADSIZE] = { 0, 0, 0, 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] = { 0, 62, 200, 250,
const int leadtiming[LEADSIZE] = { 0, 62, 200, 250,
4, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 2, 4, 2, 4, 4, 2, 4, 6, 56,
4, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 2, 4, 2, 4, 4, 2, 4, 6, 56,
4, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 2, 4, 2, 4, 4, 2, 4, 6, 56,
@ -123,11 +123,13 @@ static inline unsigned char voice_arp(unsigned long i)
static uint16_t arp_osc = 0;
uint8_t arpptr = i >> 13;
uint8_t arpptr2 = arpseq1[arpseq2[arpptr >> 3]][(arpptr >> 1) & 3];
if (arpptr & 1)
arpptr2 &= 0xF;
else
if (!(arpptr & 1))
arpptr2 >>= 4;
int note = notes[arpeggio[arpptr2][(i >> 7) & 3]];
arpptr = arpeggio[arpptr2 & 0xF][(i >> 8) & 1];
if (!(i & 0x80))
arpptr >>= 4;
int note = notes[arpnotes[arpptr & 0xF]];
arp_osc += note;
return ((arptiming & (1 << (31 - (i >> 9)))) && (arp_osc & (1 << 12)) && ((i >> 13) > 15)) ? 0 : 140;
//return ((arp_osc >> 5) & 128) - 1;