Class CommandBuffer

A command buffer stores commands until the buffer is committed for execution by the GPU. CommandBuffers are transient single-use objects and do not support reuse.

Inheritance

object

CommandBuffer

DX11CommandBuffer

GLCommandBuffer

Implements

IGetNativePointers

Namespace: Evergine.Common.Graphics

Assembly: Evergine.Common.dll

Syntax

public abstract class CommandBuffer : IGetNativePointers

Fields

InRenderPass

Whether in a renderPass or false in other case.

Declaration

protected bool InRenderPass

Field Value

Type	Description
bool

Properties

AvailablePointerKeys

Gets a list of all available keys to obtain native pointers.

Declaration

public virtual IEnumerable<string> AvailablePointerKeys { get; }

Property Value

Type	Description
IEnumerable<string>

GraphicsContext

Gets the generic graphicsContext.

Declaration

protected abstract GraphicsContext GraphicsContext { get; }

Property Value

Type	Description
GraphicsContext

Name

Gets or sets a string identifying this instance. Can be used in graphics debuggers tools.

Declaration

public abstract string Name { get; set; }

Property Value

Type	Description
string

State

Gets or sets the state of this commandbuffer.

Declaration

public CommandBuffer.CommandBufferState State { get; protected set; }

Property Value

Type	Description
CommandBuffer.CommandBufferState

Methods

Begin()

Set the initialize state for this commandbuffer. This function must be called before other graphics commands ca be issued.

Declaration

public abstract void Begin()

BeginDebugMarker(string)

Marks the beginning of a section of event code. This allows subsequent commands to be categorized and filtered when viewed in external debugging tools.

Declaration

public abstract void BeginDebugMarker(string label)

Parameters

Type	Name	Description
string	label	String that contains the name of the event.

Remarks

You call the EndDebugMarker method to mark the end of the section of event code. BeginDebugMarker has no effect if the calling application is not running under an enabled profiling tool.

BeginQuery(QueryHeap, uint)

Begins a GPU query.

Declaration

public abstract void BeginQuery(QueryHeap heap, uint index)

Parameters

Type	Name	Description
QueryHeap	heap	Specifies the queryheap containing the query.
uint	index	The query index.

Remarks

This method works only with occusion and binaryOcclusion queryheap types.

BeginRenderPass(ref RenderPassDescription)

Begin a render pass.

Declaration

public void BeginRenderPass(ref RenderPassDescription description)

Parameters

Type	Name	Description
RenderPassDescription	description	The renderPass description RenderPassDescription.

BeginRenderPassInternal(ref RenderPassDescription)

Begin a render pass.

Declaration

protected abstract void BeginRenderPassInternal(ref RenderPassDescription description)

Parameters

Type	Name	Description
RenderPassDescription	description	The renderPass description RenderPassDescription.

Blit(Texture, Texture)

Copies all subresources from this texture in other texture with format conversion and preparing to present in swapchain.

Declaration

public void Blit(Texture source, Texture destination)

Parameters

Type	Name	Description
Texture	source	The source Texture.
Texture	destination	The destination Texture into which data is copied./>.

Blit(Texture, uint, uint, uint, uint, uint, Texture, uint, uint, uint, uint, uint, uint)

Copies all subresources from this texture in other texture with format conversion and preparing to present in swapchain.

Declaration

protected abstract void Blit(Texture source, uint sourceX, uint sourceY, uint sourceZ, uint sourceMipLevel, uint sourceBasedArrayLayer, Texture destination, uint destinationX, uint destinationY, uint destinationZ, uint destinationMipLevel, uint destinationBasedArrayLayer, uint layerCount)

Parameters

Type	Name	Description
Texture	source	The source Texture.
uint	sourceX	The x-coordinate of the upper left corner of the source region.
uint	sourceY	The y-coordinate of the upper left corner of the source region.
uint	sourceZ	The z-coordinate of the upper left corner of the source region.
uint	sourceMipLevel	The mip level to copy from the source texture.
uint	sourceBasedArrayLayer	The starting array layer to copy from the source texture.
Texture	destination	The destination Texture into which data is copied./>.
uint	destinationX	The x-coordinate of the upper left corner of the destination region.
uint	destinationY	The y-coordinate of the upper left corner of the destination region.
uint	destinationZ	The z-coordinate of the upper left corner of the destination region.
uint	destinationMipLevel	The mip level to copy the data into.
uint	destinationBasedArrayLayer	The starting array layer to copy data into.
uint	layerCount	The number of array layers to copy.

BuildRaytracingAccelerationStructure(BottomLevelASDescription)

Perform an bottom level acceleration structure build on the GPU.

Declaration

public abstract BottomLevelAS BuildRaytracingAccelerationStructure(BottomLevelASDescription blas)

Parameters

Type	Name	Description
BottomLevelASDescription	blas	Bottom level acceleration structure description.

Returns

Type	Description
BottomLevelAS	Bottom Level Acceleration Structure.

BuildRaytracingAccelerationStructure(TopLevelASDescription)

Perform an top level acceleration structure build on the GPU.

Declaration

public abstract TopLevelAS BuildRaytracingAccelerationStructure(TopLevelASDescription tlas)

Parameters

Type	Name	Description
TopLevelASDescription	tlas	Top level acceleration structure description.

Returns

Type	Description
TopLevelAS	Top Level Acceleration Structure.

ClearCache()

Clear all cached values of this command buffer...

Declaration

protected virtual void ClearCache()

Commit()

Commits this command buffer to the command queue waiting to be execute on GPU after Submit().

Declaration

public abstract void Commit()

CopyBufferDataTo(Buffer, Buffer, uint, uint, uint)

Copy this buffer in the destination buffer.

Declaration

public void CopyBufferDataTo(Buffer origin, Buffer destination, uint sizeInBytes, uint sourceOffset = 0, uint destinationOffset = 0)

Parameters

Type	Name	Description
Buffer	origin	the origin buffer.
Buffer	destination	The destination buffer.
uint	sizeInBytes	The data size in bytes to copy.
uint	sourceOffset	The source buffer offset in bytes.
uint	destinationOffset	The destination buffer offset in bytes.

CopyBufferDataToInternal(Buffer, Buffer, uint, uint, uint)

Copy this buffer in the destination buffer.

Declaration

protected abstract void CopyBufferDataToInternal(Buffer origin, Buffer destination, uint sizeInBytes, uint sourceOffset = 0, uint destinationOffset = 0)

Parameters

Type	Name	Description
Buffer	origin	the origin buffer.
Buffer	destination	The destination buffer.
uint	sizeInBytes	The data size in bytes to copy.
uint	sourceOffset	The source buffer offset in bytes.
uint	destinationOffset	The destination buffer offset in bytes.

CopyTextureDataTo(Texture, Texture)

Copies all subresources from this texture in other texture.

Declaration

public void CopyTextureDataTo(Texture source, Texture destination)

Parameters

Type	Name	Description
Texture	source	The source Texture.
Texture	destination	The destination Texture into which data is copied./>.

CopyTextureDataTo(Texture, Texture, uint, uint)

Copies one subresource from this texture in other texture.

Declaration

public void CopyTextureDataTo(Texture source, Texture destination, uint mipLevel, uint arrayLayer)

Parameters

Type	Name	Description
Texture	source	The source Texture.
Texture	destination	The destination Texture into which data is copied./>.
uint	mipLevel	The mip level to copy.
uint	arrayLayer	The array layer to copy.

CopyTextureDataTo(Texture, uint, uint, uint, uint, uint, Texture, uint, uint, uint, uint, uint, uint, uint, uint, uint)

Copies a region from this texture in other texture.

Declaration

public void CopyTextureDataTo(Texture source, uint sourceX, uint sourceY, uint sourceZ, uint sourceMipLevel, uint sourceBasedArrayLayer, Texture destination, uint destinationX, uint destinationY, uint destinationZ, uint destinationMipLevel, uint destinationBasedArrayLayer, uint width, uint height, uint depth, uint layerCount)

Parameters

Type	Name	Description
Texture	source	The source Texture.
uint	sourceX	The x-coordinate of the upper left corner of the source region.
uint	sourceY	The y-coordinate of the upper left corner of the source region.
uint	sourceZ	The z-coordinate of the upper left corner of the source region.
uint	sourceMipLevel	The mip level to copy from the source texture.
uint	sourceBasedArrayLayer	The starting array layer to copy from the source texture.
Texture	destination	The destination Texture into which data is copied./>.
uint	destinationX	The x-coordinate of the upper left corner of the destination region.
uint	destinationY	The y-coordinate of the upper left corner of the destination region.
uint	destinationZ	The z-coordinate of the upper left corner of the destination region.
uint	destinationMipLevel	The mip level to copy the data into.
uint	destinationBasedArrayLayer	The starting array layer to copy data into.
uint	width	The width in texels of the copy region.
uint	height	The height in texels of the copy region.
uint	depth	The depth in texels of the copy region.
uint	layerCount	The number of array layers to copy.

CopyTextureDataToInternal(Texture, uint, uint, uint, uint, uint, Texture, uint, uint, uint, uint, uint, uint, uint, uint, uint)

Copies a region from this texture in other texture.

Declaration

protected abstract void CopyTextureDataToInternal(Texture source, uint sourceX, uint sourceY, uint sourceZ, uint sourceMipLevel, uint sourceBasedArrayLayer, Texture destination, uint destinationX, uint destinationY, uint destinationZ, uint destinationMipLevel, uint destinationBasedArrayLayer, uint width, uint height, uint depth, uint layerCount)

Parameters

Type	Name	Description
Texture	source	The source Texture.
uint	sourceX	The x-coordinate of the upper left corner of the source region.
uint	sourceY	The y-coordinate of the upper left corner of the source region.
uint	sourceZ	The z-coordinate of the upper left corner of the source region.
uint	sourceMipLevel	The mip level to copy from the source texture.
uint	sourceBasedArrayLayer	The starting array layer to copy from the source texture.
Texture	destination	The destination Texture into which data is copied./>.
uint	destinationX	The x-coordinate of the upper left corner of the destination region.
uint	destinationY	The y-coordinate of the upper left corner of the destination region.
uint	destinationZ	The z-coordinate of the upper left corner of the destination region.
uint	destinationMipLevel	The mip level to copy the data into.
uint	destinationBasedArrayLayer	The starting array layer to copy data into.
uint	width	The width in texels of the copy region.
uint	height	The height in texels of the copy region.
uint	depth	The depth in texels of the copy region.
uint	layerCount	The number of array layers to copy.

Dispatch(uint, uint, uint)

Execute commands in a compute shader from a thread group.

Declaration

public abstract void Dispatch(uint groupCountX, uint groupCountY, uint groupCountZ)

Parameters

Type	Name	Description
uint	groupCountX	The number of groups dispatched in the x direction. groupSizeX must be less than or equal to (65535).
uint	groupCountY	The number of groups dispatched in the y direction. groupSizeY must be less than or equal to (65535).
uint	groupCountZ	The number of groups dispatched in the z direction. groupSizeZ must be less than or equal to (65535).

Remarks

You call the Dispatch method to execute commands in a compute shader. A compute shader can be run on many threads in parallel, within a thread group. Index a particular thread, within a thread group using a 3D vector given by (x,y,z).

Dispatch1D(uint, uint)

Execute commands in a compute shader to solve a 1D problem.

Declaration

public void Dispatch1D(uint threadCountX, uint groupSizeX = 64)

Parameters

Type	Name	Description
uint	threadCountX	The size of the problem.
uint	groupSizeX	The group size, 64 by default.

Dispatch2D(uint, uint, uint, uint)

Execute commands in a compute shader to solve a 2D problem.

Declaration

public void Dispatch2D(uint threadCountX, uint threadCountY, uint groupSizeX = 8, uint groupSizeY = 8)

Parameters

Type	Name	Description
uint	threadCountX	The x size of the problem.
uint	threadCountY	The y size of the problem.
uint	groupSizeX	The group size x, 8 by default.
uint	groupSizeY	The group size y, 8 by default.

Dispatch3D(uint, uint, uint, uint, uint, uint)

Execute commands in a compute shader to solve a 3D problem.

Declaration

public void Dispatch3D(uint threadCountX, uint threadCountY, uint threadCountZ, uint groupSizeX, uint groupSizeY, uint groupSizeZ)

Parameters

Type	Name	Description
uint	threadCountX	The x size of the problem.
uint	threadCountY	The y size of the problem.
uint	threadCountZ	The z size of the problem.
uint	groupSizeX	The group size x.
uint	groupSizeY	The group size y.
uint	groupSizeZ	The group size z.

DispatchIndirect(Buffer, uint)

Execute a command list over one or more thread groups.

Declaration

public abstract void DispatchIndirect(Buffer argBuffer, uint offset)

Parameters

Type	Name	Description
Buffer	argBuffer	A buffer which must be loaded with data that matches the argument list for Dispatch(uint, uint, uint).
uint	offset	A byte-aligned offset between the start of the buffer and the arguments.

DispatchRays(DispatchRaysDescription)

Launch threads of a ray generation shader. See Initiating raytracing for an overview. Can be called from graphics or compute command lists and bundles.

Declaration

public abstract void DispatchRays(DispatchRaysDescription description)

Parameters

Type	Name	Description
DispatchRaysDescription	description	Dispatch rays description.

Dispose()

Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.

Declaration

public abstract void Dispose()

Draw(uint, uint)

Draw non-indexed, non-instanced primitives.

Declaration

public abstract void Draw(uint vertexCount, uint startVertexLocation = 0)

Parameters

Type	Name	Description
uint	vertexCount	Number of vertices to draw.
uint	startVertexLocation	Index of the first vertex, which is usually an offset in a vertex buffer.

DrawIndexed(uint, uint, uint)

Draw indexed, non-instanced primitives.

Declaration

public abstract void DrawIndexed(uint indexCount, uint startIndexLocation = 0, uint baseVertexLocation = 0)

Parameters

Type	Name	Description
uint	indexCount	Number of indices to draw.
uint	startIndexLocation	The location of the first index read by the GPU from the index buffer.
uint	baseVertexLocation	A value added to each index before reading a vertex from the vertex buffer.

DrawIndexedInstanced(uint, uint, uint, uint, uint)

Draw indexed, instanced primitives.

Declaration

public abstract void DrawIndexedInstanced(uint indexCountPerInstance, uint instanceCount, uint startIndexLocation = 0, uint baseVertexLocation = 0, uint startInstanceLocation = 0)

Parameters

Type	Name	Description
uint	indexCountPerInstance	Number of indices read from the index buffer for each instance.
uint	instanceCount	Number of instances to draw.
uint	startIndexLocation	The location of the first index read by the GPU from the index buffer.
uint	baseVertexLocation	A value added to each index before reading a vertex from the vertex buffer.
uint	startInstanceLocation	A value added to each index before reading per-instance data from a vertex buffer.

DrawIndexedInstancedIndirect(Buffer, uint, uint, uint)

Draw indexed, instanced, GPU-generated primitives.

Declaration

public abstract void DrawIndexedInstancedIndirect(Buffer argBuffer, uint offset, uint drawCount, uint stride)

Parameters

Type	Name	Description
Buffer	argBuffer	A buffer containing the GPU generated primitives.
uint	offset	Offset to the start of the GPU generated primitives.
uint	drawCount	It is the number of draws to execute, and can be zero.
uint	stride	It is the byte stride between succesive sets of draw parameters.

DrawInstanced(uint, uint, uint, uint)

Draw non-indexed, instanced primitives.

Declaration

public abstract void DrawInstanced(uint vertexCountPerInstance, uint instanceCount, uint startVertexLocation = 0, uint startInstanceLocation = 0)

Parameters

Type	Name	Description
uint	vertexCountPerInstance	Number of vertices to draw.
uint	instanceCount	Number of instances to draw.
uint	startVertexLocation	Index of the first vertex.
uint	startInstanceLocation	A value added to each index before reading per-instance data from a vertex buffer.

DrawInstancedIndirect(Buffer, uint, uint, uint)

Draw instanced, GPU-generated primitives.

Declaration

public abstract void DrawInstancedIndirect(Buffer argBuffer, uint offset, uint drawCount, uint stride)

Parameters

Type	Name	Description
Buffer	argBuffer	A buffer containing the GPU generated primitives.
uint	offset	Offset to the start of the GPU generated primitives.
uint	drawCount	It is the number of draws to execute, and can be zero.
uint	stride	It is the byte stride between succesive sets of draw parameters.

End()

Completes the command buffer.

Declaration

public void End()

EndDebugMarker()

Marks the end of a section of event code.

Declaration

public abstract void EndDebugMarker()

Remarks

EndDebugMarker has no effect if the calling application is not running under an enabled profiling tool.

EndInternal()

Completes the command buffer.

Declaration

protected abstract void EndInternal()

EndQuery(QueryHeap, uint)

Ends a GPU query.

Declaration

public abstract void EndQuery(QueryHeap heap, uint index)

Parameters

Type	Name	Description
QueryHeap	heap	Specifies the queryheap containing the query.
uint	index	The query index.

Remarks

This method works only with occusion and binaryOcclusion queryheap types.

EndRenderPass()

End a render pass.

Declaration

public void EndRenderPass()

EndRenderPassInternal()

End a render pass.

Declaration

protected abstract void EndRenderPassInternal()

GenerateMipmaps(Texture)

Generates mipmaps for the given Texture. The largest mipmap is used to generate all of the lower mipmap levels contained in the Texture.

Declaration

public abstract void GenerateMipmaps(Texture texture)

Parameters

Type	Name	Description
Texture	texture	The Texture to generate mipmaps for. This Texture must have been created with TextureFlags.GenerateMipmaps.

GetNativePointer(string, out IntPtr)

Obtain a native pointer of this graphics context using the given key.

Declaration

public virtual bool GetNativePointer(string pointerKey, out IntPtr nativePointer)

Parameters

Type	Name	Description
string	pointerKey	The pointer key.
IntPtr	nativePointer	The native pointer.

Returns

Type	Description
bool	True if there are an available pointer with this key.

InsertDebugMarker(string)

Marks a single point of execution in code. This is used by graphics debuggers to identify points of interest in a command stream.

Declaration

public abstract void InsertDebugMarker(string label)

Parameters

Type	Name	Description
string	label	String that contains the name of the event.

Remarks

InsertDebugMarker has no effect if the calling application is not running under an enabled profiling tool.

Reset()

Reset the command buffer to the initial state.

Declaration

public abstract void Reset()

ResourceBarrierUnorderedAccessView(Buffer)

Sets a resource barrier for a texture.

Declaration

public abstract void ResourceBarrierUnorderedAccessView(Buffer buffer)

Parameters

Type	Name	Description
Buffer	buffer	The buffer.

ResourceBarrierUnorderedAccessView(Texture)

Sets a resource barrier for a texture.

Declaration

public abstract void ResourceBarrierUnorderedAccessView(Texture texture)

Parameters

Type	Name	Description
Texture	texture	The texture.

SetComputePipelineState(ComputePipelineState)

Sets the compute pipeline state object for this commandbuffer.

Declaration

public void SetComputePipelineState(ComputePipelineState pipeline)

Parameters

Type	Name	Description
ComputePipelineState	pipeline	The compute pipeline state description.

SetComputePipelineStateInternal(ComputePipelineState)

Sets the compute pipeline state object for this commandbuffer.

Declaration

protected abstract void SetComputePipelineStateInternal(ComputePipelineState pipeline)

Parameters

Type	Name	Description
ComputePipelineState	pipeline	The compute pipeline state description.

SetGraphicsPipelineState(GraphicsPipelineState)

Sets the graphics pipeline state object for this commandbuffer.

Declaration

public void SetGraphicsPipelineState(GraphicsPipelineState pipeline)

Parameters

Type	Name	Description
GraphicsPipelineState	pipeline	The graphics pipeline state description.

SetGraphicsPipelineStateInternal(GraphicsPipelineState)

Sets the graphics pipeline state object for this commandbuffer.

Declaration

protected abstract void SetGraphicsPipelineStateInternal(GraphicsPipelineState pipeline)

Parameters

Type	Name	Description
GraphicsPipelineState	pipeline	The graphics pipeline state description.

SetIndexBuffer(Buffer, IndexFormat, uint)

Set an array of index buffers to the input-assembler stage.

Declaration

public void SetIndexBuffer(Buffer buffer, IndexFormat format = IndexFormat.UInt16, uint offset = 0)

Parameters

Type	Name	Description
Buffer	buffer	The buffer being bound.
IndexFormat	format	Indices Data Type (Default UInt16).
uint	offset	Offset (in bytes) from the start of the index buffer to the first index to use.

SetIndexBufferInternal(Buffer, IndexFormat, uint)

Set an array of index buffers to the input-assembler stage.

Declaration

protected abstract void SetIndexBufferInternal(Buffer buffer, IndexFormat format = IndexFormat.UInt16, uint offset = 0)

Parameters

Type	Name	Description
Buffer	buffer	The buffer being bound.
IndexFormat	format	Indices Data Type (Default UInt16).
uint	offset	Offset (in bytes) from the start of the index buffer to the first index to use.

SetRaytracingPipelineState(RaytracingPipelineState)

Sets the raytracing pipeline state object for this commandbuffer.

Declaration

public void SetRaytracingPipelineState(RaytracingPipelineState pipeline)

Parameters

Type	Name	Description
RaytracingPipelineState	pipeline	The raytracing pipeline state description.

SetRaytracingPipelineStateInternal(RaytracingPipelineState)

Sets the raytracing pipeline state object for this commandbuffer.

Declaration

protected abstract void SetRaytracingPipelineStateInternal(RaytracingPipelineState pipeline)

Parameters

Type	Name	Description
RaytracingPipelineState	pipeline	The raytracing pipeline state description.

SetResourceSet(ResourceSet, uint, uint[])

Set the active ResourceSet for the given index.

Declaration

public void SetResourceSet(ResourceSet resourceSet, uint index = 0, uint[] constantBufferOffsets = null)

Parameters

Type	Name	Description
ResourceSet	resourceSet	The new ResourceSet.
uint	index	The resourceSet index.
uint[]	constantBufferOffsets	Array of values specifying the constant buffer offsets.

SetResourceSetInternal(ResourceSet, uint, uint[])

Set the active ResourceSet for the given index.

Declaration

protected abstract void SetResourceSetInternal(ResourceSet resourceSet, uint index = 0, uint[] constantBufferOffsets = null)

Parameters

Type	Name	Description
ResourceSet	resourceSet	The new ResourceSet.
uint	index	The resourceSet index.
uint[]	constantBufferOffsets	Array of values specifying the constant buffer offsets.

SetScissorRectangles(Rectangle[])

Set an scissor rectangle in a specific slot.

Declaration

public abstract void SetScissorRectangles(Rectangle[] rectangles)

Parameters

Type	Name	Description
Rectangle[]	rectangles	The array of the scissor rectangles.

SetVertexBuffer(uint, Buffer, uint)

Set an buffers to the input-assembler stage.

Declaration

public void SetVertexBuffer(uint slot, Buffer buffer, uint offset)

Parameters

Type	Name	Description
uint	slot	The buffer slot.
Buffer	buffer	The buffer being bound.
uint	offset	Offset (in bytes) from the start of buffer to the first vertex to use.

SetVertexBufferInternal(uint, Buffer, uint)

Set an buffers to the input-assembler stage.

Declaration

protected abstract void SetVertexBufferInternal(uint slot, Buffer buffer, uint offset)

Parameters

Type	Name	Description
uint	slot	The buffer slot.
Buffer	buffer	The buffer being bound.
uint	offset	Offset (in bytes) from the start of buffer to the first vertex to use.

SetVertexBuffers(Buffer[])

Set an array of vertex buffers to the input-assembler stage.

Declaration

public void SetVertexBuffers(Buffer[] buffers)

Parameters

Type	Name	Description
Buffer[]	buffers	The array of the vertex buffers being bound.

SetVertexBuffers(Buffer[], int[])

Set an array of buffers to the input-assembler stage.

Declaration

public void SetVertexBuffers(Buffer[] buffers, int[] offsets)

Parameters

Type	Name	Description
Buffer[]	buffers	The array of the vertex buffers being bound.
int[]	offsets	Offsets (in bytes) from the start of each vertexbuffer to the first vertex to use.

SetVertexBuffersInternal(Buffer[], int[])

Set an array of buffers to the input-assembler stage.

Declaration

protected abstract void SetVertexBuffersInternal(Buffer[] buffers, int[] offsets)

Parameters

Type	Name	Description
Buffer[]	buffers	The array of the vertex buffers being bound.
int[]	offsets	Offsets (in bytes) from the start of each vertexbuffer to the first vertex to use.

SetViewports(Viewport[])

Set a viewport in a specific slot.

Declaration

public abstract void SetViewports(Viewport[] viewports)

Parameters

Type	Name	Description
Viewport[]	viewports	The array of the viewports.

UpdateBufferData(Buffer, IntPtr, uint, uint)

Fill the buffer from a pointer.

Declaration

public void UpdateBufferData(Buffer buffer, IntPtr source, uint sourceSizeInBytes, uint destinationOffsetInBytes = 0)

Parameters

Type	Name	Description
Buffer	buffer	Buffer instance.
IntPtr	source	The data pointer.
uint	sourceSizeInBytes	The size in bytes.
uint	destinationOffsetInBytes	The offset in bytes.

UpdateBufferDataInternal(Buffer, IntPtr, uint, uint)

Fill the buffer from a pointer.

Declaration

protected abstract void UpdateBufferDataInternal(Buffer buffer, IntPtr source, uint sourceSizeInBytes, uint destinationOffsetInBytes = 0)

Parameters

Type	Name	Description
Buffer	buffer	Buffer instance.
IntPtr	source	The data pointer.
uint	sourceSizeInBytes	The size in bytes.
uint	destinationOffsetInBytes	The offset in bytes.

UpdateBufferData<T>(Buffer, ref T, uint)

Fill the buffer with a data array.

Declaration

public void UpdateBufferData<T>(Buffer buffer, ref T data, uint destinationOffsetInBytes = 0) where T : struct

Parameters

Type	Name	Description
Buffer	buffer	Buffer instance.
T	data	The data array.
uint	destinationOffsetInBytes	The destination offset.

Type Parameters

Name	Description
T	The data type.

UpdateBufferData<T>(Buffer, T[], uint)

Fill the buffer with a data array.

Declaration

public void UpdateBufferData<T>(Buffer buffer, T[] data, uint destinationOffsetInBytes = 0) where T : struct

Parameters

Type	Name	Description
Buffer	buffer	Buffer instance.
T[]	data	The data array.
uint	destinationOffsetInBytes	The destination offset.

Type Parameters

Name	Description
T	The data type.

UpdateBufferData<T>(Buffer, T[], uint, uint)

Fill the buffer with a data array.

Declaration

public void UpdateBufferData<T>(Buffer buffer, T[] data, uint count, uint destinationOffsetInBytes = 0) where T : struct

Parameters

Type	Name	Description
Buffer	buffer	Buffer instance.
T[]	data	The data array.
uint	count	The number of elements.
uint	destinationOffsetInBytes	The destination offset.

Type Parameters

Name	Description
T	The data type.

UpdateRaytracingAccelerationStructure(ref TopLevelAS, TopLevelASDescription)

Refit an top level accelerations structure build on the GPU.

Declaration

public abstract void UpdateRaytracingAccelerationStructure(ref TopLevelAS tlas, TopLevelASDescription newDescription)

Parameters

Type	Name	Description
TopLevelAS	tlas	Top level acceleration structure.
TopLevelASDescription	newDescription	New top level description.

WriteTimestamp(QueryHeap, uint)

Write a device timestamp into a query heap.

Declaration

public abstract void WriteTimestamp(QueryHeap heap, uint index)

Parameters

Type	Name	Description
QueryHeap	heap	Specifies the queryheap.
uint	index	The query index.

Remarks

This method works only with timestamp queryheap type.

Implements

IGetNativePointers

Extension Methods

ReflectionHelper.GetMemberAssembly(object)

ReflectionHelper.GetTypeName(object)