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memory composition, part 2

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tildearrow 2024-03-05 03:38:55 -05:00
parent 7a41461883
commit 2d48390eab
3 changed files with 68 additions and 10 deletions
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16
src/engine/platform/snes.cpp
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@ -827,6 +827,13 @@ void DivPlatformSNES::initEcho() {
rWrite(0x7d,0);
rWrite(0x6d,0xff);
}
for (DivMemoryEntry& i: memCompo.entries) {
if (i.type==DIV_MEMORY_ECHO) {
i.begin=(65536-echoDelay*2048);
}
}
memCompo.used=sampleMemLen+echoDelay*2048;
}
void DivPlatformSNES::reset() {
@ -953,6 +960,10 @@ void DivPlatformSNES::renderSamples(int sysID) {
memCompo=DivMemoryComposition();
memCompo.name="SPC/DSP Memory";
memCompo.entries.push_back(DivMemoryEntry(DIV_MEMORY_RESERVED,"State",-1,0,sampleTableBase));
memCompo.entries.push_back(DivMemoryEntry(DIV_MEMORY_RESERVED,"Sample Directory",-1,sampleTableBase,sampleTableBase+8*4));
memCompo.entries.push_back(DivMemoryEntry(DIV_MEMORY_WAVE_RAM,"Wave RAM",-1,sampleTableBase+8*4,sampleTableBase+8*4+8*9*16));
// skip past sample table and wavetable buffer
size_t memPos=sampleTableBase+8*4+8*9*16;
for (int i=0; i<parent->song.sampleLen; i++) {
@ -983,8 +994,11 @@ void DivPlatformSNES::renderSamples(int sysID) {
sampleLoaded[i]=true;
}
sampleMemLen=memPos;
memCompo.entries.push_back(DivMemoryEntry(DIV_MEMORY_ECHO,"Echo Buffer",-1,(65536-echoDelay*2048),65536));
memCompo.capacity=65536;
memCompo.used=sampleMemLen;
memCompo.used=sampleMemLen+echoDelay*2048;
memcpy(sampleMem,copyOfSampleMem,65536);
}