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SID2, part 1

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thanks LTVA
This commit is contained in:
tildearrow 2024-04-21 03:54:34 -05:00
parent ca5cf58d00
commit 1850968def
38 changed files with 7237 additions and 0 deletions
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26
src/engine/sysDef.cpp
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@ -665,6 +665,20 @@ void DivEngine::registerSystems() {
fmESFMPostEffectHandlerMap.emplace(0x30+i,fmESFMFixFreqFNumHandler[i/4]);
}
EffectHandlerMap SID2PostEffectHandlerMap={
{0x10, {DIV_CMD_WAVE, "10xx: Set waveform (bit 0: triangle; bit 1: saw; bit 2: pulse; bit 3: noise)"}},
{0x11, {DIV_CMD_C64_RESONANCE, "11xx: Set resonance (0 to FF)"}},
{0x12, {DIV_CMD_C64_FILTER_MODE, "12xx: Set filter mode (bit 0: low pass; bit 1: band pass; bit 2: high pass)"}},
{0x13, {DIV_CMD_C64_RESET_MASK, "13xx: Disable envelope reset for this channel (1 disables; 0 enables)"}},
{0x14, {DIV_CMD_C64_FILTER_RESET, "14xy: Reset cutoff (x: on new note; y: now)"}},
{0x15, {DIV_CMD_C64_DUTY_RESET, "15xy: Reset pulse width (x: on new note; y: now)"}},
{0x16, {DIV_CMD_C64_EXTENDED, "16xy: Change other parameters"}},
};
const EffectHandler SID2FineDutyHandler(DIV_CMD_C64_FINE_DUTY, "3xxx: Set pulse width (0 to FFF)", effectValLong<12>);
const EffectHandler SID2FineCutoffHandler(DIV_CMD_C64_FINE_CUTOFF, "4xxx: Set cutoff (0 to FFF)", effectValLong<11>);
for (int i=0; i<16; i++) SID2PostEffectHandlerMap.emplace(0x30+i,SID2FineDutyHandler);
for (int i=0; i<16; i++) SID2PostEffectHandlerMap.emplace(0x40+i,SID2FineCutoffHandler);
// SysDefs
// this chip uses YMZ ADPCM, but the emulator uses ADPCM-B because I got it wrong back then.
@ -2107,6 +2121,18 @@ void DivEngine::registerSystems() {
}
);
sysDefs[DIV_SYSTEM_SID2]=new DivSysDef(
"SID2", NULL, 0xf0, 0, 3, false, true, 0, false, 0, 0, 0,
"a fantasy sound chip created by LTVA. it is similar to the SID chip, but with many of its problems fixed.",
{"Channel 1", "Channel 2", "Channel 3"},
{"CH1", "CH2", "CH3"},
{DIV_CH_NOISE, DIV_CH_NOISE, DIV_CH_NOISE},
{DIV_INS_SID2, DIV_INS_SID2, DIV_INS_SID2},
{},
{},
SID2PostEffectHandlerMap
);
sysDefs[DIV_SYSTEM_DUMMY]=new DivSysDef(
"Dummy System", NULL, 0xfd, 0, 8, false, true, 0, false, 0, 0, 0,
"this is a system designed for testing purposes.",