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Change DynamicBuffer usage feature from b14ac354bb

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This commit is contained in:
Wojtek Figat
2024-07-20 22:42:14 +02:00
parent b14ac354bb
commit 4976a2ef6a
2 changed files with 6 additions and 6 deletions
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8
Source/Engine/Graphics/DynamicBuffer.cpp
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@@ -31,12 +31,12 @@ void DynamicBuffer::Flush(GPUContext* context)
// Lazy-resize buffer // Lazy-resize buffer
if (_buffer == nullptr) if (_buffer == nullptr)
_buffer = GPUDevice::Instance->CreateBuffer(_name); _buffer = GPUDevice::Instance->CreateBuffer(_name);
if (_buffer->GetSize() < size) if (_buffer->GetSize() < size || _buffer->GetDescription().Usage != Usage)
{ {
const int32 numElements = Math::AlignUp<int32>(static_cast<int32>((size / _stride) * 1.3f), 32); const int32 numElements = Math::AlignUp<int32>(static_cast<int32>((size / _stride) * 1.3f), 32);
GPUBufferDescription desc; GPUBufferDescription desc;
InitDesc(desc, numElements); InitDesc(desc, numElements);
desc.Usage = SingleFrame ? GPUResourceUsage::Default : GPUResourceUsage::Dynamic; desc.Usage = Usage;
if (_buffer->Init(desc)) if (_buffer->Init(desc))
{ {
LOG(Fatal, "Cannot setup dynamic buffer '{0}'! Size: {1}", _name, Utilities::BytesToText(size)); LOG(Fatal, "Cannot setup dynamic buffer '{0}'! Size: {1}", _name, Utilities::BytesToText(size));
@@ -81,7 +81,7 @@ DynamicStructuredBuffer::DynamicStructuredBuffer(uint32 initialCapacity, uint32
: DynamicBuffer(initialCapacity, stride, name) : DynamicBuffer(initialCapacity, stride, name)
, _isUnorderedAccess(isUnorderedAccess) , _isUnorderedAccess(isUnorderedAccess)
{ {
SingleFrame = true; // The most common use-case is just for a single upload of data prepared by CPU Usage = GPUResourceUsage::Default; // The most common use-case is just for a single upload of data prepared by CPU
} }
void DynamicStructuredBuffer::InitDesc(GPUBufferDescription& desc, int32 numElements) void DynamicStructuredBuffer::InitDesc(GPUBufferDescription& desc, int32 numElements)
@@ -94,7 +94,7 @@ DynamicTypedBuffer::DynamicTypedBuffer(uint32 initialCapacity, PixelFormat forma
, _format(format) , _format(format)
, _isUnorderedAccess(isUnorderedAccess) , _isUnorderedAccess(isUnorderedAccess)
{ {
SingleFrame = true; // The most common use-case is just for a single upload of data prepared by CPU Usage = GPUResourceUsage::Default; // The most common use-case is just for a single upload of data prepared by CPU
} }
void DynamicTypedBuffer::InitDesc(GPUBufferDescription& desc, int32 numElements) void DynamicTypedBuffer::InitDesc(GPUBufferDescription& desc, int32 numElements)

4
Source/Engine/Graphics/DynamicBuffer.h
View File

@@ -33,9 +33,9 @@ public:
public: public:
/// <summary> /// <summary>
/// True if buffer will be used once per-frame, otherwise it should support uploading data multiple times per-frame. If true 'GPUResourceUsage::Dynamic' will be used, otherwise 'GPUResourceUsage::Default'. /// GPU usage of the resource. Use Dynamic for resources that can be updated multiple timers per-frame.
/// </summary> /// </summary>
bool SingleFrame = false; GPUResourceUsage Usage = GPUResourceUsage::Dynamic;
/// <summary> /// <summary>
/// The data container (raw bytes storage). /// The data container (raw bytes storage).