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Merge pull request #741 from ShFil119/fix/make_space

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Fix unsigned comparison in CStreaming::MakeSpaceFor(int32 size)
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shfil 2020-10-04 22:02:28 +02:00 committed by GitHub
commit c31e3e6823
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1 changed files with 10 additions and 5 deletions
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13
src/core/Streaming.cpp
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@ -2436,10 +2436,15 @@ CStreaming::DeleteRwObjectsNotInFrustumInSectorList(CPtrList &list, size_t mem)
void
CStreaming::MakeSpaceFor(int32 size)
{
// BUG: ms_memoryAvailable can be uninitialized
// the code still happens to work in that case because ms_memoryAvailable is unsigned
// but it's not nice....
#ifdef FIX_BUGS
#define MB (1024 * 1024)
if(ms_memoryAvailable == 0) {
extern size_t _dwMemAvailPhys;
ms_memoryAvailable = (_dwMemAvailPhys - 10 * MB) / 2;
if(ms_memoryAvailable < 50 * MB) ms_memoryAvailable = 50 * MB;
}
#undef MB
#endif
while(ms_memoryUsed >= ms_memoryAvailable - size)
if(!RemoveLeastUsedModel()) {
DeleteRwObjectsBehindCamera(ms_memoryAvailable - size);