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added more support to upd1771c

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This commit is contained in:
AArt1256 2024-08-11 13:40:50 +03:00
parent f14ff25796
commit 36c143deb0
2 changed files with 171 additions and 4 deletions
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167
src/engine/platform/sound/upd1771c.c
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@ -29,6 +29,7 @@ const signed char WAVEFORMS[8][32]={
#define NOISE_SIZE 255 #define NOISE_SIZE 255
/*
const unsigned char noise_tbl[]= const unsigned char noise_tbl[]=
{ {
0x1c,0x86,0x8a,0x8f,0x98,0xa1,0xad,0xbe,0xd9,0x8a,0x66,0x4d,0x40,0x33,0x2b,0x23, 0x1c,0x86,0x8a,0x8f,0x98,0xa1,0xad,0xbe,0xd9,0x8a,0x66,0x4d,0x40,0x33,0x2b,0x23,
@ -48,7 +49,169 @@ const unsigned char noise_tbl[]=
0x8e,0x93,0x9c,0xa5,0xb1,0xc2,0xde,0x85,0x8e,0x98,0xa2,0xb0,0xc0,0xd9,0xfe,0x64, 0x8e,0x93,0x9c,0xa5,0xb1,0xc2,0xde,0x85,0x8e,0x98,0xa2,0xb0,0xc0,0xd9,0xfe,0x64,
0x4b,0x3b,0x31,0x2a,0x23,0x22,0x1e,0x88,0x8c,0x91,0x9b,0xa3,0xaf,0xc1,0xdc,0xdc 0x4b,0x3b,0x31,0x2a,0x23,0x22,0x1e,0x88,0x8c,0x91,0x9b,0xa3,0xaf,0xc1,0xdc,0xdc
}; };
*/
const unsigned char noise_tbl[8][256] = {
{
0x84, 0x87, 0x8c, 0x93, 0x9a, 0xa4, 0xb2, 0xc8, 0x8a, 0x6c, 0x58, 0x4e, 0x43, 0x3d, 0x37, 0x33,
0x86, 0x8d, 0x95, 0x9d, 0xa8, 0xb5, 0xc9, 0xe7, 0x6d, 0x58, 0x4b, 0x43, 0x3e, 0x38, 0x37, 0x34,
0x87, 0x8b, 0x8f, 0x96, 0x9d, 0xa7, 0xb5, 0xcb, 0x4d, 0x45, 0x40, 0x3a, 0x39, 0x35, 0x89, 0x8d,
0x91, 0x98, 0x9f, 0xa9, 0xb7, 0xcd, 0x37, 0x34, 0x87, 0x8c, 0x90, 0x97, 0x9e, 0xa8, 0xb5, 0xcb,
0xca, 0x93, 0x9b, 0xa6, 0xb3, 0xc7, 0xe5, 0x6b, 0x56, 0x49, 0x41, 0x3c, 0x36, 0x35, 0x32, 0x86,
0x89, 0x8e, 0x95, 0x9c, 0xa6, 0xb4, 0xc9, 0xb2, 0xc8, 0x8a, 0x6c, 0x58, 0x4d, 0x43, 0x3d, 0x37,
0x33, 0x86, 0x8d, 0x95, 0x9d, 0xa8, 0xb5, 0xc9, 0xe7, 0x6d, 0x58, 0x4b, 0x43, 0x3e, 0x38, 0x37,
0x34, 0x87, 0x8b, 0x8f, 0x97, 0x9e, 0xa8, 0xb5, 0xcb, 0xb5, 0xc9, 0xe6, 0x6d, 0x58, 0x4b, 0x43,
0x3d, 0x38, 0x37, 0x33, 0x87, 0x8b, 0x8f, 0x96, 0x9e, 0xa7, 0xb5, 0xcb, 0x9c, 0xa7, 0xb3, 0xc8,
0xe6, 0x6c, 0x56, 0x4a, 0x42, 0x3d, 0x37, 0x36, 0x33, 0x86, 0x8a, 0x8e, 0x95, 0x9c, 0xa6, 0xb4,
0xca, 0xa4, 0xb2, 0xc8, 0x35, 0x33, 0x30, 0x84, 0x88, 0x8c, 0x93, 0x9a, 0xa5, 0xb2, 0xc8, 0x34,
0x30, 0x84, 0x8a, 0x93, 0x9a, 0xa5, 0xb2, 0xc6, 0xe4, 0x6a, 0x55, 0x49, 0x41, 0x3b, 0x36, 0x34,
0x31, 0x85, 0x89, 0x8d, 0x94, 0x9b, 0xa5, 0xb3, 0xc9, 0x43, 0x3d, 0x37, 0x33, 0x86, 0x8d, 0x95,
0x9d, 0xa8, 0xb4, 0xc9, 0xe7, 0x6d, 0x57, 0x4b, 0x43, 0x3e, 0x38, 0x37, 0x33, 0x87, 0x8b, 0x8f,
0x96, 0x9d, 0xa7, 0xb5, 0xcb, 0x85, 0x8b, 0x93, 0x9b, 0xa6, 0xb3, 0xc7, 0xe5, 0x6b, 0x56, 0x4a,
0x41, 0x3c, 0x36, 0x35, 0x32, 0x86, 0x89, 0x8e, 0x95, 0x9c, 0xa6, 0xb4, 0xca, 0x30
},
{
0x95, 0x95, 0x98, 0x9c, 0x9e, 0xa3, 0xaa, 0xb4, 0xb3, 0x98, 0x9c, 0xa1, 0xa7, 0xb1, 0xc0, 0x57,
0x4f, 0x49, 0x48, 0x44, 0x42, 0x40, 0x40, 0x94, 0x95, 0x96, 0x9a, 0x9d, 0xa2, 0xa9, 0xb3, 0xa8,
0xb1, 0x66, 0x59, 0x50, 0x4c, 0x4a, 0x46, 0x44, 0x41, 0x94, 0x97, 0x9b, 0x9e, 0xa4, 0xaa, 0xb3,
0xc2, 0x59, 0x52, 0x4c, 0x4a, 0x46, 0x45, 0x43, 0x43, 0x96, 0x97, 0x99, 0x9d, 0x9f, 0xa5, 0xab,
0xb5, 0xaa, 0xb4, 0xc2, 0x5a, 0x52, 0x4c, 0x4b, 0x47, 0x45, 0x43, 0x43, 0x96, 0x97, 0x99, 0x9d,
0xa0, 0xa5, 0xab, 0xb5, 0x9d, 0xa3, 0xa9, 0xb3, 0xc2, 0x59, 0x51, 0x4b, 0x4a, 0x46, 0x44, 0x42,
0x42, 0x96, 0x97, 0x98, 0x9c, 0x9f, 0xa4, 0xab, 0xb4, 0xa2, 0xa9, 0xb3, 0x41, 0x40, 0x40, 0x93,
0x94, 0x96, 0x9a, 0x9d, 0xa2, 0xa8, 0xb2, 0x41, 0x3e, 0x92, 0x94, 0x99, 0x9b, 0xa2, 0xa7, 0xb1,
0xc0, 0x57, 0x4f, 0x4a, 0x48, 0x44, 0x42, 0x40, 0x40, 0x94, 0x95, 0x97, 0x9a, 0x9d, 0xa2, 0xa9,
0xb3, 0x48, 0x45, 0x43, 0x41, 0x94, 0x97, 0x9b, 0x9d, 0xa3, 0xa9, 0xb3, 0xc1, 0x59, 0x51, 0x4b,
0x4a, 0x45, 0x44, 0x42, 0x42, 0x95, 0x97, 0x98, 0x9c, 0x9f, 0xa4, 0xab, 0xb4, 0x92, 0x95, 0x99,
0x9c, 0xa2, 0xa8, 0xb1, 0xc0, 0x57, 0x4f, 0x4a, 0x48, 0x44, 0x42, 0x41, 0x41, 0x94, 0x95, 0x97,
0x9b, 0x9e, 0xa3, 0xa9, 0xb3, 0x3e, 0x92, 0x93, 0x95, 0x98, 0x9b, 0xa0, 0xa7, 0xb1, 0x65, 0x58,
0x50, 0x4b, 0x49, 0x45, 0x43, 0x41, 0x94, 0x97, 0x9b, 0x9e, 0xa4, 0xa9, 0xb3, 0xc2, 0x59, 0x51,
0x4b, 0x4a, 0x46, 0x45, 0x42, 0x42, 0x96, 0x96, 0x99, 0x9c, 0x9f, 0xa4, 0xab, 0xb5, 0x4d, 0x4b,
0x47, 0x45, 0x43, 0x43, 0x97, 0x97, 0x9a, 0x9d, 0xa0, 0xa5, 0xac, 0xb6, 0x41, 0x42
},
{
0x93, 0x93, 0x93, 0x94, 0x95, 0x99, 0x9c, 0xa1, 0xa8, 0x4e, 0x48, 0x45, 0x43, 0x44, 0x42, 0x42,
0x95, 0x95, 0x95, 0x96, 0x97, 0x98, 0x9b, 0x9e, 0xa6, 0x43, 0x41, 0x41, 0x95, 0x94, 0x94, 0x95,
0x97, 0x9b, 0x9d, 0xa3, 0xa9, 0x4f, 0x4a, 0x46, 0x45, 0x45, 0x43, 0x43, 0x97, 0x96, 0x96, 0x97,
0x99, 0x9a, 0x9c, 0x9f, 0xa7, 0x94, 0x93, 0x94, 0x96, 0x9a, 0x9d, 0xa2, 0xa9, 0x4f, 0x49, 0x45,
0x44, 0x45, 0x43, 0x43, 0x96, 0x96, 0x96, 0x96, 0x98, 0x99, 0x9c, 0x9f, 0xa7, 0x93, 0x93, 0x93,
0x93, 0x95, 0x96, 0x99, 0x9c, 0xa4, 0x50, 0x4b, 0x49, 0x45, 0x44, 0x42, 0x42, 0x95, 0x95, 0x95,
0x96, 0x97, 0x9b, 0x9e, 0xa3, 0xaa, 0x50, 0x4b, 0x46, 0x46, 0x46, 0x44, 0x44, 0x97, 0x97, 0x97,
0x97, 0x99, 0x9a, 0x9d, 0x9f, 0xa8, 0x47, 0x46, 0x46, 0x44, 0x44, 0x98, 0x98, 0x97, 0x98, 0x9a,
0x9b, 0x9d, 0xa0, 0xa8, 0x42, 0x96, 0x95, 0x95, 0x96, 0x98, 0x98, 0x9b, 0x9e, 0xa6, 0xa6, 0x93,
0x95, 0x99, 0x9c, 0xa1, 0xa7, 0x4e, 0x48, 0x44, 0x43, 0x44, 0x41, 0x42, 0x95, 0x95, 0x95, 0x95,
0x97, 0x98, 0x9b, 0x9e, 0xa6, 0x9d, 0xa5, 0x52, 0x4c, 0x4b, 0x46, 0x45, 0x42, 0x43, 0x97, 0x96,
0x96, 0x97, 0x98, 0x9c, 0x9f, 0xa4, 0xab, 0x51, 0x4b, 0x48, 0x46, 0x47, 0x44, 0x45, 0x98, 0x98,
0x98, 0x98, 0x9a, 0x9b, 0x9e, 0xa0, 0xa8, 0x9f, 0xa4, 0xab, 0x51, 0x4c, 0x48, 0x47, 0x47, 0x45,
0x45, 0x99, 0x98, 0x98, 0x99, 0x9a, 0x9b, 0x9e, 0xa1, 0xa9, 0x98, 0x9d, 0x9f, 0xa4, 0xab, 0x51,
0x4b, 0x47, 0x47, 0x47, 0x45, 0x45, 0x98, 0x98, 0x98, 0x98, 0x9a, 0x9b, 0x9e, 0xa1, 0xa8, 0x9c,
0x9f, 0xa7, 0x42, 0x42, 0x95, 0x95, 0x95, 0x96, 0x97, 0x98, 0x9b, 0x9e, 0xa6, 0x3f
},
{
0x94, 0x93, 0x92, 0x92, 0x93, 0x95, 0x96, 0x99, 0x9c, 0x43, 0x43, 0x43, 0x41, 0x41, 0x42, 0x95,
0x95, 0x95, 0x94, 0x94, 0x94, 0x95, 0x97, 0x97, 0x9a, 0x40, 0x40, 0x41, 0x95, 0x95, 0x94, 0x95,
0x95, 0x97, 0x97, 0x9a, 0x9e, 0x45, 0x44, 0x44, 0x42, 0x42, 0x43, 0x97, 0x96, 0x96, 0x96, 0x96,
0x95, 0x96, 0x98, 0x99, 0x9c, 0x94, 0x94, 0x94, 0x94, 0x96, 0x97, 0x9a, 0x9d, 0x44, 0x43, 0x44,
0x42, 0x42, 0x43, 0x96, 0x96, 0x96, 0x95, 0x95, 0x95, 0x96, 0x98, 0x98, 0x9b, 0x93, 0x93, 0x93,
0x92, 0x92, 0x93, 0x95, 0x95, 0x98, 0x49, 0x44, 0x43, 0x44, 0x42, 0x42, 0x43, 0x96, 0x96, 0x96,
0x95, 0x96, 0x98, 0x99, 0x9b, 0x9f, 0x46, 0x45, 0x45, 0x43, 0x44, 0x44, 0x98, 0x98, 0x97, 0x97,
0x97, 0x97, 0x97, 0x99, 0x9a, 0x9d, 0x45, 0x43, 0x43, 0x44, 0x98, 0x98, 0x98, 0x97, 0x97, 0x97,
0x97, 0x99, 0x9a, 0x9d, 0x95, 0x95, 0x94, 0x94, 0x94, 0x94, 0x94, 0x96, 0x97, 0x9a, 0x9a, 0x92,
0x93, 0x94, 0x95, 0x98, 0x9c, 0x43, 0x42, 0x43, 0x40, 0x40, 0x41, 0x95, 0x95, 0x94, 0x94, 0x94,
0x93, 0x94, 0x96, 0x97, 0x9a, 0x96, 0x99, 0x4a, 0x45, 0x44, 0x44, 0x42, 0x42, 0x43, 0x97, 0x96,
0x96, 0x96, 0x97, 0x98, 0x99, 0x9c, 0xa0, 0x47, 0x46, 0x46, 0x44, 0x44, 0x45, 0x98, 0x98, 0x98,
0x98, 0x97, 0x97, 0x98, 0x99, 0x9a, 0x9d, 0x9a, 0x9c, 0xa0, 0x47, 0x46, 0x46, 0x44, 0x44, 0x45,
0x99, 0x98, 0x98, 0x98, 0x97, 0x97, 0x98, 0x9a, 0x9a, 0x9e, 0x97, 0x98, 0x99, 0x9c, 0xa0, 0x47,
0x46, 0x46, 0x44, 0x44, 0x45, 0x98, 0x98, 0x98, 0x98, 0x98, 0x97, 0x98, 0x9a, 0x9a, 0x9d, 0x98,
0x99, 0x9c, 0x42, 0x95, 0x95, 0x95, 0x94, 0x94, 0x94, 0x95, 0x96, 0x97, 0x9a, 0x40
},
{
0xe6, 0x1c, 0x87, 0xcb, 0x42, 0x9b, 0x87, 0x35, 0xd8, 0x1c, 0xa3, 0x58, 0x84, 0xa4, 0x28, 0x71,
0xd9, 0x3e, 0x82, 0xbb, 0x28, 0xd2, 0x80, 0x63, 0xe0, 0x38, 0x71, 0xcb, 0x22, 0x81, 0x9b, 0x83,
0xa4, 0x28, 0x71, 0xd8, 0x3e, 0x81, 0xbb, 0x28, 0xd2, 0x80, 0x63, 0xe0, 0x37, 0x71, 0xcb, 0x22,
0x81, 0x9b, 0xa3, 0x57, 0x83, 0xa3, 0x28, 0x70, 0xd8, 0x3e, 0x81, 0xba, 0x28, 0xd1, 0x80, 0x63,
0xe0, 0x37, 0x70, 0xcb, 0x22, 0x81, 0x9b, 0x23, 0x82, 0x9b, 0x28, 0xd2, 0x80, 0x63, 0xe1, 0x38,
0x71, 0xcc, 0x23, 0x81, 0x9b, 0x9c, 0x88, 0x36, 0xd9, 0x1d, 0xa4, 0x58, 0x84, 0xa5, 0x28, 0x72,
0xd9, 0x3f, 0x82, 0xbb, 0x29, 0xd2, 0x81, 0x64, 0xe1, 0x38, 0x72, 0xcc, 0x23, 0x82, 0x9b, 0xcc,
0x43, 0x9c, 0x88, 0x36, 0xd8, 0x1d, 0xa4, 0x58, 0x84, 0xa5, 0x29, 0x71, 0xd9, 0x3f, 0x82, 0xbc,
0x29, 0xd2, 0x81, 0x64, 0xe1, 0x39, 0x72, 0xcc, 0x23, 0x82, 0x9c, 0x37, 0xd9, 0x1d, 0xa4, 0x59,
0x85, 0xa6, 0x29, 0x72, 0xda, 0x40, 0x83, 0xbc, 0x2a, 0xd3, 0x82, 0x64, 0xe2, 0x39, 0x72, 0xcc,
0x24, 0x82, 0x9c, 0x82, 0x64, 0xe1, 0x3a, 0x72, 0xcc, 0x24, 0x82, 0x9c, 0x40, 0xe8, 0x1e, 0x89,
0xcd, 0x44, 0x9d, 0x89, 0x37, 0xd9, 0x1e, 0xa5, 0x59, 0x85, 0xa6, 0x2a, 0x73, 0xda, 0x40, 0x84,
0xbd, 0x2a, 0xd3, 0x82, 0x65, 0xe2, 0x39, 0x73, 0xcd, 0x24, 0x83, 0x9c, 0x40, 0x83, 0xbd, 0x2a,
0xd3, 0x82, 0x65, 0xe2, 0x39, 0x73, 0xcd, 0x24, 0x83, 0x9c, 0xd2, 0x81, 0x63, 0xe0, 0x39, 0x71,
0xcc, 0x23, 0x82, 0x9b, 0x9b, 0x1d, 0xa4, 0x59, 0x84, 0xa5, 0x29, 0x72, 0xd9, 0x3f, 0x83, 0xbc,
0x29, 0xd3, 0x81, 0x64, 0xe1, 0x39, 0x72, 0xcc, 0x24, 0x82, 0x9c, 0x82, 0x9c, 0x3f
},
{
0xe7, 0x89, 0x1b, 0x8b, 0xe6, 0x89, 0x1b, 0x8b, 0xe6, 0x89, 0x1b, 0x8a, 0xe6, 0x88, 0x1b, 0x8a,
0xe6, 0x88, 0x1a, 0x8a, 0x1c, 0x8b, 0xe7, 0x89, 0x1b, 0x8b, 0xe6, 0x89, 0x1b, 0x8a, 0xe6, 0x89,
0x1b, 0x8a, 0xe6, 0x89, 0x1b, 0x8a, 0xe6, 0x89, 0x1a, 0x8a, 0xe6, 0x88, 0x1a, 0x89, 0xe5, 0x88,
0x1a, 0x89, 0xe5, 0x88, 0x1a, 0xe5, 0x88, 0x1a, 0x89, 0xe5, 0x88, 0x1a, 0x89, 0xe4, 0x87, 0x19,
0x89, 0xe4, 0x87, 0x19, 0x88, 0xe4, 0x87, 0x19, 0x1a, 0x8a, 0xe5, 0x88, 0x1a, 0x89, 0xe5, 0x88,
0x1a, 0x89, 0xe5, 0x88, 0x1a, 0x89, 0xe4, 0x87, 0x19, 0x89, 0xe4, 0x87, 0x19, 0xe4, 0x87, 0x19,
0xe4, 0x87, 0x1a, 0x88, 0xe4, 0x87, 0x19, 0x88, 0xe4, 0x87, 0x19, 0x88, 0x1a, 0x89, 0xe5, 0x88,
0x1a, 0x89, 0xe5, 0x88, 0x1a, 0x89, 0xe5, 0x87, 0x1a, 0x89, 0xe4, 0x88, 0x19, 0x89, 0xe4, 0x87,
0x19, 0x88, 0xe4, 0x87, 0x19, 0x88, 0xe4, 0x87, 0x19, 0x88, 0xe4, 0x87, 0x19, 0x88, 0xe4, 0x87,
0x19, 0x88, 0xe3, 0x86, 0x19, 0x88, 0xe3, 0x86, 0x18, 0x87, 0xe3, 0x86, 0x18, 0x88, 0xe3, 0x86,
0x18, 0x87, 0xe3, 0x86, 0x18, 0x87, 0xe3, 0x86, 0x18, 0x87, 0xe3, 0x86, 0x18, 0x87, 0xe3, 0x86,
0x18, 0x87, 0xe2, 0x85, 0x18, 0x87, 0xe3, 0x85, 0x17, 0x19, 0x88, 0xe3, 0x86, 0x19, 0x88, 0xe4,
0x86, 0x19, 0x88, 0xe3, 0x86, 0x18, 0x88, 0xe3, 0x86, 0x18, 0x87, 0xe3, 0x86, 0x18, 0x87, 0xe3,
0x86, 0x18, 0x87, 0xe3, 0x85, 0x18, 0x87, 0xe3, 0x86, 0x18, 0x87, 0xe3, 0x86, 0x18, 0x87, 0xe3,
0x85, 0x18, 0x87, 0x19, 0x88, 0xe3, 0x86, 0x19, 0x88, 0xe3, 0x86, 0x18, 0x87, 0xe3, 0x86, 0x18,
0x87, 0x1a, 0x89, 0xe4, 0x87, 0x19, 0x88, 0xe4, 0x87, 0x19, 0x1b, 0x89, 0x1c, 0x8b
},
{
0xa1, 0xe6, 0xcf, 0x79, 0x58, 0x4a, 0x78, 0x7a, 0x53, 0x7b, 0xc2, 0xc3, 0x82, 0x36, 0x48, 0x84,
0xcb, 0xa6, 0x67, 0x2e, 0x49, 0x7c, 0xaa, 0x93, 0x87, 0x73, 0x62, 0x6c, 0xa4, 0xaa, 0x71, 0xa7,
0x67, 0x2f, 0x4a, 0x7c, 0xab, 0x94, 0x87, 0x74, 0x62, 0x6d, 0xa4, 0xab, 0x72, 0x7b, 0xaa, 0x93,
0x87, 0x72, 0x61, 0x6c, 0xa4, 0xaa, 0x71, 0x72, 0x7b, 0xc2, 0xc3, 0x81, 0x36, 0x48, 0x84, 0xcb,
0xa6, 0x67, 0x2e, 0x49, 0x7b, 0xaa, 0x93, 0x87, 0x72, 0x61, 0x6c, 0xa4, 0xaa, 0x71, 0xaa, 0x71,
0x59, 0xa0, 0xe5, 0xce, 0x78, 0x57, 0x49, 0x77, 0x79, 0x52, 0x7a, 0xc1, 0xc2, 0x81, 0x35, 0x47,
0x83, 0xca, 0xa6, 0x66, 0x2d, 0x48, 0x7b, 0xa9, 0x92, 0x86, 0x72, 0x61, 0x6b, 0xa3, 0xa9, 0x70,
0x82, 0x36, 0x49, 0x84, 0xcc, 0xa7, 0x67, 0x2e, 0x4a, 0x7c, 0xab, 0x94, 0x87, 0x73, 0x62, 0x6c,
0xa4, 0xab, 0x72, 0xc2, 0xc3, 0x82, 0x36, 0x48, 0x84, 0xcb, 0xa6, 0x67, 0x2e, 0x4a, 0x7c, 0xaa,
0x93, 0x87, 0x73, 0x62, 0x6c, 0xa4, 0xaa, 0x71, 0xa3, 0xaa, 0x70, 0x49, 0x7b, 0xa9, 0x92, 0x86,
0x72, 0x61, 0x6b, 0xa3, 0xaa, 0x70, 0x4b, 0x78, 0x7a, 0x53, 0x7c, 0xc2, 0xc3, 0x82, 0x36, 0x49,
0x84, 0xcc, 0xa6, 0x67, 0x2f, 0x4a, 0x7c, 0xaa, 0x93, 0x87, 0x73, 0x62, 0x6c, 0xa4, 0xab, 0x72,
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},
{
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},
};
uint8_t upd1771c_packets[16]; uint8_t upd1771c_packets[16];
uint8_t upd1771c_mode; uint8_t upd1771c_mode;
@ -128,7 +291,9 @@ int16_t upd1771c_sound_stream_update() {
if (upd1771c_posc == NOISE_SIZE) if (upd1771c_posc == NOISE_SIZE)
upd1771c_posc = 0; upd1771c_posc = 0;
} }
s = ((int16_t)(noise_tbl[upd1771c_posc]))*upd1771c_vol; uint16_t p = upd1771c_posc;
p = p>=254?253:p;
s = ((int16_t)(noise_tbl[upd1771c_wave][p])-127)*upd1771c_vol;
// inaccurate noise mixing :/ // inaccurate noise mixing :/
// s |= (upd1771c_npos&128)?127*upd1771c_vol:0; // s |= (upd1771c_npos&128)?127*upd1771c_vol:0;
break; break;

8
src/engine/platform/upd1771c.cpp
View file

@ -56,7 +56,7 @@ void DivPlatformUPD1771c::acquire(short** buf, size_t len) {
writes.pop(); writes.pop();
} }
signed short s = upd1771c_sound_stream_update(); signed short s = upd1771c_sound_stream_update()<<3;
for (int i=0; i<1; i++) { for (int i=0; i<1; i++) {
oscBuf[i]->data[oscBuf[i]->needle++]=s; oscBuf[i]->data[oscBuf[i]->needle++]=s;
@ -111,7 +111,8 @@ void DivPlatformUPD1771c::tick(bool sysTick) {
if (chan[i].duty == 0) { if (chan[i].duty == 0) {
rWrite(0,2); rWrite(0,2);
rWrite(1,(chan[i].wave<<5)|chan[i].pos); rWrite(1,(chan[i].wave<<5)|chan[i].pos);
rWrite(2,MIN(MAX(chan[i].freq,0),255)); float p = ((float)chan[i].freq)/((float)(31-chan[i].pos))*31.0;
rWrite(2,MIN(MAX((int)p,0),255));
rWrite(3,chan[i].outVol); rWrite(3,chan[i].outVol);
} else if (chan[i].duty == 1) { } else if (chan[i].duty == 1) {
rWrite(0,1); rWrite(0,1);
@ -138,7 +139,8 @@ void DivPlatformUPD1771c::tick(bool sysTick) {
if (chan[i].duty == 0) { if (chan[i].duty == 0) {
rWrite(0,2); rWrite(0,2);
rWrite(1,(chan[i].wave<<5)|chan[i].pos); rWrite(1,(chan[i].wave<<5)|chan[i].pos);
rWrite(2,MIN(MAX(chan[i].freq,0),255)); float p = ((float)chan[i].freq)/((float)(31-chan[i].pos))*31.0;
rWrite(2,MIN(MAX((int)p,0),255));
rWrite(3,chan[i].outVol); rWrite(3,chan[i].outVol);
} else if (chan[i].duty == 1) { } else if (chan[i].duty == 1) {
rWrite(0,1); rWrite(0,1);