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Optimize GPU Resource name to prevent memory allocs when changing name frequently

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This commit is contained in:
Wojciech Figat
2023-01-06 08:56:03 +01:00
committed by Wojtek Figat
parent 70cce0e1ee
commit 67c63f1410
5 changed files with 29 additions and 12 deletions
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28
Source/Engine/Graphics/GPUDevice.cpp
View File

@@ -195,7 +195,11 @@ GPUResource::~GPUResource()
{
#if !BUILD_RELEASE && GPU_ENABLE_RESOURCE_NAMING
if (_memoryUsage != 0)
LOG(Error, "{0} '{1}' has not been disposed before destruction", ScriptingObject::ToString(), _name);
LOG(Error, "{0} '{1}' has not been disposed before destruction", ScriptingObject::ToString(), GetName());
#endif
#if GPU_ENABLE_RESOURCE_NAMING
if (_namePtr)
Platform::Free(_namePtr);
#endif
}
@@ -208,14 +212,26 @@ static_assert((GPU_ENABLE_RESOURCE_NAMING) == (!BUILD_RELEASE), "Update build co
#if GPU_ENABLE_RESOURCE_NAMING
String GPUResource::GetName() const
StringView GPUResource::GetName() const
{
return _name;
return StringView(_namePtr, _nameSize);
}
void GPUResource::SetName(const StringView& name)
{
_name = name;
if (_nameCapacity < name.Length() + 1)
{
if (_namePtr)
Platform::Free(_namePtr);
_nameCapacity = name.Length() + 1;
_namePtr = (Char*)Platform::Allocate(_nameCapacity * sizeof(Char), 16);
}
_nameSize = name.Length();
if (name.HasChars())
{
Platform::MemoryCopy(_namePtr, name.Get(), _nameSize * sizeof(Char));
_namePtr[_nameSize] = 0;
}
}
#endif
@@ -243,8 +259,8 @@ void GPUResource::OnReleaseGPU()
String GPUResource::ToString() const
{
#if GPU_ENABLE_RESOURCE_NAMING
if (_name.HasChars())
return _name;
if (_namePtr)
return String(_namePtr, _nameSize);
#endif
return ScriptingObject::ToString();
}

7
Source/Engine/Graphics/GPUResource.h
View File

@@ -49,7 +49,8 @@ API_CLASS(Abstract, NoSpawn) class FLAXENGINE_API GPUResource : public Scripting
protected:
uint64 _memoryUsage = 0;
#if GPU_ENABLE_RESOURCE_NAMING
String _name;
Char* _namePtr = nullptr;
int32 _nameSize = 0, _nameCapacity = 0;
#endif
public:
@@ -95,7 +96,7 @@ public:
/// <summary>
/// Gets the resource name.
/// </summary>
API_PROPERTY() String GetName() const;
API_PROPERTY() StringView GetName() const;
/// <summary>
/// Sets the resource name.
@@ -149,7 +150,7 @@ public:
{
#if GPU_ENABLE_RESOURCE_NAMING
if (name.HasChars())
GPUResource::_name = name;
GPUResource::SetName(name);
#endif
device->AddResource(this);
}

2
Source/Engine/Graphics/GPUSwapChain.cpp
View File

@@ -38,7 +38,7 @@ public:
GPUSwapChain::GPUSwapChain()
{
#if GPU_ENABLE_RESOURCE_NAMING
_name = TEXT("Swap Chain (backbuffers)");
SetName(TEXT("Swap Chain (backbuffers)"));
#endif
}