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Audiostuff (#236)

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* Add option to enable/disable audio channels

Audio options are backports from FCEUX. Options are set as on/off toggle for each apu channel.

Compile with DEBUG=1 to see options.

* Add missing audio state vars, fix for hq audio when using runahead

* Additional checks for save ram (battery)

* Cleanup

* Update libretro header
This commit is contained in:
retro-wertz
2018-11-30 09:22:36 +08:00
committed by hizzlekizzle
parent e3362d3772
commit 829a7552f1
9 changed files with 477 additions and 217 deletions
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23
src/boards/n106.c
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@@ -224,6 +224,28 @@ static int32 CVBC;
#define TOINDEX (16 + 1)
static SFORMAT N106_SStateRegs[] =
{
{ &PlayIndex[0], 4 | FCEUSTATE_RLSB, "IDX0" },
{ &PlayIndex[1], 4 | FCEUSTATE_RLSB, "IDX1" },
{ &PlayIndex[2], 4 | FCEUSTATE_RLSB, "IDX2" },
{ &PlayIndex[3], 4 | FCEUSTATE_RLSB, "IDX3" },
{ &PlayIndex[4], 4 | FCEUSTATE_RLSB, "IDX4" },
{ &PlayIndex[5], 4 | FCEUSTATE_RLSB, "IDX5" },
{ &PlayIndex[6], 4 | FCEUSTATE_RLSB, "IDX6" },
{ &PlayIndex[7], 4 | FCEUSTATE_RLSB, "IDX7" },
{ &vcount[0], 4 | FCEUSTATE_RLSB, "VCT0" },
{ &vcount[1], 4 | FCEUSTATE_RLSB, "VCT1" },
{ &vcount[2], 4 | FCEUSTATE_RLSB, "VCT2" },
{ &vcount[3], 4 | FCEUSTATE_RLSB, "VCT3" },
{ &vcount[4], 4 | FCEUSTATE_RLSB, "VCT4" },
{ &vcount[5], 4 | FCEUSTATE_RLSB, "VCT5" },
{ &vcount[6], 4 | FCEUSTATE_RLSB, "VCT6" },
{ &vcount[7], 4 | FCEUSTATE_RLSB, "VCT7" },
{ &CVBC, 4 | FCEUSTATE_RLSB, "BC00" },
{ 0 }
};
/* 16:15 */
static void SyncHQ(int32 ts) {
CVBC = ts;
@@ -404,6 +426,7 @@ void Mapper19_Init(CartInfo *info) {
AddExState(WRAM, 8192, 0, "WRAM");
AddExState(IRAM, 128, 0, "IRAM");
AddExState(N106_StateRegs, ~0, 0, 0);
AddExState(N106_SStateRegs, ~0, 0, 0);
if (info->battery) {
info->SaveGame[0] = WRAM;