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Sort resources with identical start VAs by size

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* This helps us when looking up a resource by VA to identify the largest one,
  though does not handle all cases :(.
This commit is contained in:
baldurk
2024-12-05 13:31:22 +00:00
parent fc31fb377e
commit bd286fce81
1 changed files with 6 additions and 2 deletions
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renderdoc/core/gpu_address_range_tracker.cpp
+6 -2
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@@ -29,6 +29,10 @@ void GPUAddressRangeTracker::AddTo(const GPUAddressRange &range)
SCOPED_WRITELOCK(addressLock);
auto it = std::lower_bound(addresses.begin(), addresses.end(), range.start);
// for resources with identical start addresses, sort them by realEnd
while(it != addresses.end() && it->start == range.start && it->realEnd < range.realEnd)
++it;
addresses.insert(it - addresses.begin(), range);
}
@@ -78,7 +82,7 @@ void GPUAddressRangeTracker::GetResIDFromAddr(GPUAddressRange::Address addr, Res
// find the largest resource containing this address - not perfect but helps with trivially bad
// aliases where a tiny resource and a large resource are co-situated and the larger resource
// needs to be used for validity
while((it + 1) != addresses.end() && (it + 1)->start <= addr && (it + 1)->realEnd > range.realEnd)
while((it + 1) != addresses.end() && (it + 1)->start <= addr && (it + 1)->realEnd >= range.realEnd)
{
it++;
range = *it;
@@ -115,7 +119,7 @@ void GPUAddressRangeTracker::GetResIDFromAddrAllowOutOfBounds(GPUAddressRange::A
// find the largest resource containing this address - not perfect but helps with trivially bad
// aliases where a tiny resource and a large resource are co-situated and the larger resource
// needs to be used for validity
while((it + 1) != addresses.end() && (it + 1)->start <= addr && (it + 1)->realEnd > range.realEnd)
while((it + 1) != addresses.end() && (it + 1)->start <= addr && (it + 1)->realEnd >= range.realEnd)
{
it++;
range = *it;