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feat(render): unify physical residency accounting

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Erik 2026-07-24 16:20:48 +02:00
parent 1866ea0c6d
commit 3e18fc2730
25 changed files with 642 additions and 48 deletions
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45
src/AcDream.App/Rendering/CompositeTextureArrayCache.cs
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@ -384,6 +384,8 @@ internal sealed class CompositeTextureArrayCache : IDisposable
internal long UnownedBytes => _unowned.ResidentBytes;
internal int AtlasCount => _atlases.Count;
internal long AllocatedBytes => _allocatedBytes;
internal long PhysicalBudgetBytes => _physicalBudgetBytes;
internal long UnownedBudgetBytes => _unowned.BudgetBytes;
internal int FrameUploadCount => _frameUploadCount;
internal long FrameUploadBytes => _frameUploadBytes;
internal bool CanStartUpload =>
@ -391,6 +393,49 @@ internal sealed class CompositeTextureArrayCache : IDisposable
&& _frameUploadCount < _maximumUploadsPerFrame
&& (_frameUploadCount == 0 || _frameUploadBytes < _maximumUploadBytesPerFrame);
internal Residency.ResidencyDomainSnapshot CaptureResidency()
{
long retiringBytes = 0;
long usedBytes = 0;
long availableBytes = 0;
for (int i = 0; i < _atlases.Count; i++)
{
Atlas atlas = _atlases[i];
if (atlas.ReleaseRequested
|| atlas.ReleaseStage != AtlasReleaseStage.Resident)
{
retiringBytes = checked(
retiringBytes + atlas.Resource.Bytes);
usedBytes = checked(
usedBytes + atlas.Resource.Bytes);
continue;
}
long layerBytes = atlas.Resource.Bytes / atlas.Slots.Capacity;
usedBytes = checked(
usedBytes
+ layerBytes * checked(
atlas.EntryCount + atlas.PendingRetirements));
availableBytes = checked(
availableBytes
+ layerBytes * atlas.AvailableLayers);
}
return new Residency.ResidencyDomainSnapshot(
Residency.ResidencyDomain.CompositeTextures,
EntryCount: _entries.Count,
OwnerCount: _owners.OwnerCount,
Charges: new Residency.ResidencyCharges(
GpuRequestedBytes: _pendingAtlasAllocationBytes,
GpuResidentBytes: checked(
_allocatedBytes - retiringBytes),
RetiringBytes: retiringBytes),
BudgetBytes: _physicalBudgetBytes,
CapacityBytes: _allocatedBytes,
UsedBytes: usedBytes,
LargestFreeBytes: availableBytes);
}
internal bool CanUpload(long bytes)
{
ArgumentOutOfRangeException.ThrowIfNegativeOrZero(bytes);