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Save the size of each block in a Furnace module

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This commit is contained in:
Ian Karlsson 2022-05-27 21:40:26 +02:00
parent f61a114637
commit 5378974b96
4 changed files with 47 additions and 7 deletions
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8
src/engine/instrument.cpp
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@ -24,7 +24,10 @@
#include "../fileutils.h"
void DivInstrument::putInsData(SafeWriter* w) {
size_t blockStartSeek, blockEndSeek;
w->write("INST",4);
blockStartSeek=w->tell();
w->writeI(0);
w->writeS(DIV_ENGINE_VERSION);
@ -520,6 +523,11 @@ void DivInstrument::putInsData(SafeWriter* w) {
for (int j=0; j<23; j++) { // reserved
w->writeC(0);
}
blockEndSeek=w->tell();
w->seek(blockStartSeek,SEEK_SET);
w->writeI(blockEndSeek-blockStartSeek-4);
w->seek(0,SEEK_END);
}
DivDataErrors DivInstrument::readInsData(SafeReader& reader, short version) {