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sample system rewrite! **PLEASE READ**

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this commit mostly rewrites the sample system.
as of now samples can be ADPCM, 8-bit, BRR or 16-bit
or something...

consider this VERY EXPERIMENTAL.
if you find any issues REPORT THEM immediately.

it's nearly 4am...
This commit is contained in:
tildearrow 2022-02-24 03:57:45 -05:00
parent 3542229448
commit 1e98f0c4a1
19 changed files with 545 additions and 390 deletions
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24
src/engine/platform/genesis.cpp
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@ -90,16 +90,12 @@ void DivPlatformGenesis::acquire_nuked(short* bufL, short* bufR, size_t start, s
dacPeriod-=6;
if (dacPeriod<1) {
DivSample* s=parent->song.sample[dacSample];
if (s->rendLength>0) {
if (s->samples>0) {
if (!isMuted[5]) {
if (s->depth==8) {
immWrite(0x2a,(unsigned char)s->rendData[dacPos]+0x80);
} else {
immWrite(0x2a,((unsigned short)s->rendData[dacPos]+0x8000)>>8);
}
immWrite(0x2a,(unsigned char)s->data8[dacPos]+0x80);
}
if (++dacPos>=s->rendLength) {
if (s->loopStart>=0 && s->loopStart<=(int)s->rendLength) {
if (++dacPos>=s->samples) {
if (s->loopStart>=0 && s->loopStart<=(int)s->samples) {
dacPos=s->loopStart;
} else {
dacSample=-1;
@ -164,16 +160,12 @@ void DivPlatformGenesis::acquire_ymfm(short* bufL, short* bufR, size_t start, si
dacPeriod-=24;
if (dacPeriod<1) {
DivSample* s=parent->song.sample[dacSample];
if (s->rendLength>0) {
if (s->samples>0) {
if (!isMuted[5]) {
if (s->depth==8) {
immWrite(0x2a,(unsigned char)s->rendData[dacPos]+0x80);
} else {
immWrite(0x2a,((unsigned short)s->rendData[dacPos]+0x8000)>>8);
}
immWrite(0x2a,(unsigned char)s->data8[dacPos]+0x80);
}
if (++dacPos>=s->rendLength) {
if (s->loopStart>=0 && s->loopStart<=(int)s->rendLength) {
if (++dacPos>=s->samples) {
if (s->loopStart>=0 && s->loopStart<=(int)s->samples) {
dacPos=s->loopStart;
} else {
dacSample=-1;