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ComSquare/sources/APU/DSP/DSP.cpp
Anonymus Raccoon 40f843da75 Adding filters
2020-03-24 21:06:54 +01:00

601 lines
12 KiB
C++
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//
// Created by Melefo on 28/01/2020.
//
#include "DSP.hpp"
#include "../../Exceptions/InvalidAddress.hpp"
namespace ComSquare::APU::DSP
{
uint8_t DSP::read(uint24_t addr)
{
switch (addr) {
case 0x00:
return this->_channels[0].volL;
case 0x10:
return this->_channels[1].volL;
case 0x20:
return this->_channels[2].volL;
case 0x30:
return this->_channels[3].volL;
case 0x40:
return this->_channels[4].volL;
case 0x50:
return this->_channels[5].volL;
case 0x60:
return this->_channels[6].volL;
case 0x70:
return this->_channels[7].volL;
case 0x01:
return this->_channels[0].volR;
case 0x11:
return this->_channels[1].volR;
case 0x21:
return this->_channels[2].volR;
case 0x31:
return this->_channels[3].volR;
case 0x41:
return this->_channels[4].volR;
case 0x51:
return this->_channels[5].volR;
case 0x61:
return this->_channels[6].volR;
case 0x71:
return this->_channels[7].volR;
case 0x02:
return this->_channels[0].pitchL;
case 0x12:
return this->_channels[1].pitchL;
case 0x22:
return this->_channels[2].pitchL;
case 0x32:
return this->_channels[3].pitchL;
case 0x42:
return this->_channels[4].pitchL;
case 0x52:
return this->_channels[5].pitchL;
case 0x62:
return this->_channels[6].pitchL;
case 0x72:
return this->_channels[7].pitchL;
case 0x03:
return this->_channels[0].pitchH;
case 0x13:
return this->_channels[1].pitchH;
case 0x23:
return this->_channels[2].pitchH;
case 0x33:
return this->_channels[3].pitchH;
case 0x43:
return this->_channels[4].pitchH;
case 0x53:
return this->_channels[5].pitchH;
case 0x63:
return this->_channels[6].pitchH;
case 0x73:
return this->_channels[7].pitchH;
case 0x04:
return this->_channels[0].srcn;
case 0x14:
return this->_channels[1].srcn;
case 0x24:
return this->_channels[2].srcn;
case 0x34:
return this->_channels[3].srcn;
case 0x44:
return this->_channels[4].srcn;
case 0x54:
return this->_channels[5].srcn;
case 0x64:
return this->_channels[6].srcn;
case 0x74:
return this->_channels[7].srcn;
case 0x05:
return this->_channels[0].adsr1;
case 0x15:
return this->_channels[1].adsr1;
case 0x25:
return this->_channels[2].adsr1;
case 0x35:
return this->_channels[3].adsr1;
case 0x45:
return this->_channels[4].adsr1;
case 0x55:
return this->_channels[5].adsr1;
case 0x65:
return this->_channels[6].adsr1;
case 0x75:
return this->_channels[7].adsr1;
case 0x06:
return this->_channels[0].adsr2;
case 0x16:
return this->_channels[1].adsr2;
case 0x26:
return this->_channels[2].adsr2;
case 0x36:
return this->_channels[3].adsr2;
case 0x46:
return this->_channels[4].adsr2;
case 0x56:
return this->_channels[5].adsr2;
case 0x66:
return this->_channels[6].adsr2;
case 0x76:
return this->_channels[7].adsr2;
case 0x07:
return this->_channels[0].gain;
case 0x17:
return this->_channels[1].gain;
case 0x27:
return this->_channels[2].gain;
case 0x37:
return this->_channels[3].gain;
case 0x47:
return this->_channels[4].gain;
case 0x57:
return this->_channels[5].gain;
case 0x67:
return this->_channels[6].gain;
case 0x77:
return this->_channels[7].gain;
case 0x08:
return this->_channels[0].envx;
case 0x18:
return this->_channels[1].envx;
case 0x28:
return this->_channels[2].envx;
case 0x38:
return this->_channels[3].envx;
case 0x48:
return this->_channels[4].envx;
case 0x58:
return this->_channels[5].envx;
case 0x68:
return this->_channels[6].envx;
case 0x78:
return this->_channels[7].envx;
case 0x09:
return this->_channels[0].outx;
case 0x19:
return this->_channels[1].outx;
case 0x29:
return this->_channels[2].outx;
case 0x39:
return this->_channels[3].outx;
case 0x49:
return this->_channels[4].outx;
case 0x59:
return this->_channels[5].outx;
case 0x69:
return this->_channels[6].outx;
case 0x79:
return this->_channels[7].outx;
case 0x0C:
return this->_registers.mvolL;
case 0x1C:
return this->_registers.mvolR;
case 0x2C:
return this->_registers.evolL;
case 0x3C:
return this->_registers.evolR;
case 0x4C: {
uint8_t kon = 0;
for (int i = 0; i < 8; i++)
kon |= this->_channels[i].kon << i;
return kon;
}
case 0x5C: {
uint8_t kof = 0;
for (int i = 0; i < 8; i++)
kof |= this->_channels[i].kof << i;
return kof;
}
case 0x6C:
return this->_registers.flg;
case 0x7C: {
uint8_t endx = 0;
for (int i = 0; i < 8; i++)
endx |= this->_channels[i].endx << i;
return endx;
}
case 0x0D:
return this->_registers.efb;
case 0x1D:
return this->_registers.unused;
case 0x2D: {
uint8_t pmon = 0;
for (int i = 0; i < 8; i++)
pmon |= this->_channels[i].pmon << i;
return pmon;
}
case 0x3D: {
uint8_t non = 0;
for (int i = 0; i < 8; i++)
non |= this->_channels[i].non << i;
return non;
}
case 0x4D: {
uint8_t eon = 0;
for (int i = 0; i < 8; i++)
eon |= this->_channels[i].eon << i;
return eon;
}
case 0x5D:
return this->_registers.dir;
case 0x6D:
return this->_registers.esa;
case 0x7D:
return this->_registers.edl;
case 0x0F:
return this->_channels[0].coeff;
case 0x1F:
return this->_channels[1].coeff;
case 0x2F:
return this->_channels[2].coeff;
case 0x3F:
return this->_channels[3].coeff;
case 0x4F:
return this->_channels[4].coeff;
case 0x5F:
return this->_channels[5].coeff;
case 0x6F:
return this->_channels[6].coeff;
case 0x7F:
return this->_channels[7].coeff;
default:
throw InvalidAddress("DSP Registers read", addr);
}
}
void DSP::write(uint24_t addr, uint8_t data)
{
switch (addr) {
case 0x00:
this->_channels[0].volL = data;
break;
case 0x10:
this->_channels[1].volL = data;
break;
case 0x20:
this->_channels[2].volL = data;
break;
case 0x30:
this->_channels[3].volL = data;
break;
case 0x40:
this->_channels[4].volL = data;
break;
case 0x50:
this->_channels[5].volL = data;
break;
case 0x60:
this->_channels[6].volL = data;
break;
case 0x70:
this->_channels[7].volL = data;
break;
case 0x01:
this->_channels[0].volR = data;
break;
case 0x11:
this->_channels[1].volR = data;
break;
case 0x21:
this->_channels[2].volR = data;
break;
case 0x31:
this->_channels[3].volR = data;
break;
case 0x41:
this->_channels[4].volR = data;
break;
case 0x51:
this->_channels[5].volR = data;
break;
case 0x61:
this->_channels[6].volR = data;
break;
case 0x71:
this->_channels[7].volR = data;
break;
case 0x02:
this->_channels[0].pitchL = data;
break;
case 0x12:
this->_channels[1].pitchL = data;
break;
case 0x22:
this->_channels[2].pitchL = data;
break;
case 0x32:
this->_channels[3].pitchL = data;
break;
case 0x42:
this->_channels[4].pitchL = data;
break;
case 0x52:
this->_channels[5].pitchL = data;
break;
case 0x62:
this->_channels[6].pitchL = data;
break;
case 0x72:
this->_channels[7].pitchL = data;
break;
case 0x03:
this->_channels[0].pitchH = data;
break;
case 0x13:
this->_channels[1].pitchH = data;
break;
case 0x23:
this->_channels[2].pitchH = data;
break;
case 0x33:
this->_channels[3].pitchH = data;
break;
case 0x43:
this->_channels[4].pitchH = data;
break;
case 0x53:
this->_channels[5].pitchH = data;
break;
case 0x63:
this->_channels[6].pitchH = data;
break;
case 0x73:
this->_channels[7].pitchH = data;
break;
case 0x04:
this->_channels[0].srcn = data;
break;
case 0x14:
this->_channels[1].srcn = data;
break;
case 0x24:
this->_channels[2].srcn = data;
break;
case 0x34:
this->_channels[3].srcn = data;
break;
case 0x44:
this->_channels[4].srcn = data;
break;
case 0x54:
this->_channels[5].srcn = data;
break;
case 0x64:
this->_channels[6].srcn = data;
break;
case 0x74:
this->_channels[7].srcn = data;
break;
case 0x05:
this->_channels[0].adsr1 = data;
break;
case 0x15:
this->_channels[1].adsr1 = data;
break;
case 0x25:
this->_channels[2].adsr1 = data;
break;
case 0x35:
this->_channels[3].adsr1 = data;
break;
case 0x45:
this->_channels[4].adsr1 = data;
break;
case 0x55:
this->_channels[5].adsr1 = data;
break;
case 0x65:
this->_channels[6].adsr1 = data;
break;
case 0x75:
this->_channels[7].adsr1 = data;
break;
case 0x06:
this->_channels[0].adsr2 = data;
break;
case 0x16:
this->_channels[1].adsr2 = data;
break;
case 0x26:
this->_channels[2].adsr2 = data;
break;
case 0x36:
this->_channels[3].adsr2 = data;
break;
case 0x46:
this->_channels[4].adsr2 = data;
break;
case 0x56:
this->_channels[5].adsr2 = data;
break;
case 0x66:
this->_channels[6].adsr2 = data;
break;
case 0x76:
this->_channels[7].adsr2 = data;
break;
case 0x07:
this->_channels[0].gain = data;
break;
case 0x17:
this->_channels[1].gain = data;
break;
case 0x27:
this->_channels[2].gain = data;
break;
case 0x37:
this->_channels[3].gain = data;
break;
case 0x47:
this->_channels[4].gain = data;
break;
case 0x57:
this->_channels[5].gain = data;
break;
case 0x67:
this->_channels[6].gain = data;
break;
case 0x77:
this->_channels[7].gain = data;
break;
case 0x08:
this->_channels[0].envx = data;
break;
case 0x18:
this->_channels[1].envx = data;
break;
case 0x28:
this->_channels[2].envx = data;
break;
case 0x38:
this->_channels[3].envx = data;
break;
case 0x48:
this->_channels[4].envx = data;
break;
case 0x58:
this->_channels[5].envx = data;
break;
case 0x68:
this->_channels[6].envx = data;
break;
case 0x78:
this->_channels[7].envx = data;
break;
case 0x09:
this->_channels[0].outx = data;
break;
case 0x19:
this->_channels[1].outx = data;
break;
case 0x29:
this->_channels[2].outx = data;
break;
case 0x39:
this->_channels[3].outx = data;
break;
case 0x49:
this->_channels[4].outx = data;
break;
case 0x59:
this->_channels[5].outx = data;
break;
case 0x69:
this->_channels[6].outx = data;
break;
case 0x79:
this->_channels[7].outx = data;
break;
case 0x0C:
this->_registers.mvolL = data;
break;
case 0x1C:
this->_registers.mvolR = data;
break;
case 0x2C:
this->_registers.evolL = data;
break;
case 0x3C:
this->_registers.evolR = data;
break;
case 0x4C:
for (int i = 0; i < 8; i++)
this->_channels[i].kon |= data << i;
break;
case 0x5C:
for (int i = 0; i < 8; i++)
this->_channels[i].kof |= data << i;
break;
case 0x6C:
this->_registers.flg = data;
break;
case 0x7C:
for (int i = 0; i < 8; i++)
this->_channels[i].endx |= data << i;
break;
case 0x0D:
this->_registers.efb = data;
break;
case 0x1D:
this->_registers.unused = data;
break;
case 0x2D:
for (int i = 0; i < 8; i++)
this->_channels[i].pmon |= data << i;
break;
case 0x3D:
for (int i = 0; i < 8; i++)
this->_channels[i].non |= data << i;
break;
case 0x4D:
for (int i = 0; i < 8; i++)
this->_channels[i].eon |= data << i;
break;
case 0x5D:
this->_registers.dir = data;
break;
case 0x6D:
this->_registers.esa = data;
break;
case 0x7D:
this->_registers.edl = data;
break;
case 0x0F:
this->_channels[0].coeff = data;
break;
case 0x1F:
this->_channels[1].coeff = data;
break;
case 0x2F:
this->_channels[2].coeff = data;
break;
case 0x3F:
this->_channels[3].coeff = data;
break;
case 0x4F:
this->_channels[4].coeff = data;
break;
case 0x5F:
this->_channels[5].coeff = data;
break;
case 0x6F:
this->_channels[6].coeff = data;
break;
case 0x7F:
this->_channels[7].coeff = data;
break;
default:
throw InvalidAddress("DSP Registers write", addr);
}
}
Registers DSP::getRegisters()
{
return this->_registers;
}
std::array<Channel, 8> DSP::getChannels()
{
return this->_channels;
}
std::string DSP::getName()
{
return "DSP";
}
Component DSP::getComponent()
{
return Apu;
}
}
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