Mesh component with explicit CPU-side LOD controls. More...

#include <MeshComponent.h>

Inheritance diagram for xiiLODMeshComponent:

Public Member Functions
void	SetForcedLOD (xiiUInt32 uiLOD)
	Sets the forced LOD index for this mesh component, used to override the automatic LOD selection and force a specific LOD level to be rendered.
xiiUInt32	GetForcedLOD () const
	Returns the forced LOD index for this mesh component, used to determine if a specific LOD level is being forced for rendering this mesh.
void	SetLodBias (float fBias)
	Sets the LOD bias for this mesh component, used to adjust the LOD selection for this mesh based on distance or performance requirements.
float	GetLodBias () const
	Returns the LOD bias for this mesh component, used to determine the LOD selection bias for rendering this mesh.
Public Member Functions inherited from xiiMeshComponentBase
xiiBitflags< xiiRenderExtractionCategory >	GetRenderExtractionCategories () const override
bool	IsRenderDataViewIndependent () const override
virtual void	SerializeComponent (xiiWorldWriter &inout_stream) const override
	Override this to save the current state of the component to the given stream.
virtual void	DeserializeComponent (xiiWorldReader &inout_stream) override
virtual xiiResult	GetLocalBounds (xiiBoundingBoxSphere &ref_bounds, bool &ref_bAlwaysVisible, xiiMsgUpdateLocalBounds &ref_msg) override
void	SetMesh (const xiiMeshResourceHandle &hMesh)
	Sets the mesh resource for this component, used to specify the geometry and materials to render.
const xiiMeshResourceHandle &	GetMesh () const
	Returns a handle to the mesh resource for this component, used to access the geometry and materials for rendering.
void	SetMaterialOverride (xiiUInt32 uiMaterialIndex, const xiiMaterialResourceHandle &hMaterial)
	Sets a material override for the material slot at the given index, used to override the material for rendering.
const xiiMaterialResourceHandle &	GetMaterialOverride (xiiUInt32 uiMaterialIndex) const
	Returns a handle to the material override for the material slot at the given index, used to access the overridden material for rendering.
void	ClearMaterialOverrides ()
	Clears all material overrides, used to reset the materials to the defaults specified in the mesh resource.
xiiArrayPtr< const xiiMaterialResourceHandle >	GetMaterialOverrides () const
	Returns a reference to the array of material overrides for this component, used to access all overridden materials for rendering.
xiiUInt32	GetMaterialOverrideCount () const
	Reflection accessor: returns material override count.
xiiStringView	GetMaterialOverrideFile (xiiUInt32 uiMaterialIndex) const
	Reflection accessor: returns the material override resource ID at the given index.
void	SetMaterialOverrideFile (xiiUInt32 uiMaterialIndex, xiiStringView sFile)
	Reflection accessor: sets a material override from a resource ID.
void	InsertMaterialOverrideFile (xiiUInt32 uiMaterialIndex, xiiStringView sFile)
	Reflection accessor: inserts a material override from a resource ID.
void	RemoveMaterialOverrideFile (xiiUInt32 uiMaterialIndex)
	Reflection accessor: removes a material override at the given index.
void	SetSectionIndex (xiiUInt32 uiSectionIndex)
	Sets the section index for this component, used to select a specific section of the mesh for rendering.
xiiUInt32	GetSectionIndex () const
	Returns the section index for this component, used to select a specific section of the mesh for rendering.
void	SetPreferMeshShaders (bool bPreferMeshShaders)
	Sets whether to prefer using mesh shaders for rendering this mesh, if available, used to optimize rendering performance on supported hardware.
bool	GetPreferMeshShaders () const
	Returns whether to prefer using mesh shaders for rendering this mesh, if available, used to determine the rendering path for this mesh.
void	SetRayTracingVisible (bool bVisible)
	Sets whether this mesh should be visible to ray tracing, used to control ray tracing visibility for this mesh.
bool	GetRayTracingVisible () const
	Returns whether this mesh is visible to ray tracing, used to determine ray tracing visibility for this mesh.
void	SetVisibilityMask (xiiUInt32 mask)
xiiUInt32	GetVisibilityMask () const
Public Member Functions inherited from xiiRenderComponent
void	TriggerLocalBoundsUpdate ()
	Call this when some value was modified that affects the size of the local bounding box and it should be recomputed.
XII_ALWAYS_INLINE xiiUInt32	GetUniqueIdForRendering (xiiUInt32 uiInnerIndex=0, xiiUInt32 uiInnerIndexShift=24) const
	Computes a unique ID for the given component, that is usually given to the renderer to distinguish objects.
Public Member Functions inherited from xiiComponent
void	SetActiveFlag (bool bEnabled)
bool	GetActiveFlag () const
bool	IsActive () const
bool	IsActiveAndInitialized () const
bool	IsActiveAndSimulating () const
xiiComponentManagerBase *	GetOwningManager ()
	Returns the corresponding manager for this component.
const xiiComponentManagerBase *	GetOwningManager () const
	Returns the corresponding manager for this component.
xiiGameObject *	GetOwner ()
	Returns the owner game object if the component is attached to one or nullptr.
const xiiGameObject *	GetOwner () const
	Returns the owner game object if the component is attached to one or nullptr.
xiiWorld *	GetWorld ()
	Returns the corresponding world for this component.
const xiiWorld *	GetWorld () const
	Returns the corresponding world for this component.
xiiComponentHandle	GetHandle () const
	Returns a handle to this component.
xiiUInt32	GetUniqueID () const
	Returns the unique id for this component.
void	SetUniqueID (xiiUInt32 uiUniqueID)
	Sets the unique id for this component.
void	EnsureInitialized ()
	Ensures that the component is initialized. Must only be called from another component's Initialize callback.
void	EnsureSimulationStarted ()
XII_ALWAYS_INLINE bool	SendMessage (xiiMessage &ref_msg)
	Sends a message to this component.
XII_ALWAYS_INLINE bool	SendMessage (xiiMessage &ref_msg) const
void	PostMessage (const xiiMessage &msg, xiiTime delay=xiiTime::MakeZero(), xiiObjectMsgQueueType::Enum queueType=xiiObjectMsgQueueType::NextFrame) const
	Queues the message for the given phase. The message is processed after the given delay in the corresponding phase.
virtual bool	HandlesMessage (const xiiMessage &msg) const
	Returns whether the given Message is handled by this component.
void	SetUserFlag (xiiUInt8 uiFlagIndex, bool bSet)
	Be careful to check which flags may already be in use by base classes.
bool	GetUserFlag (xiiUInt8 uiFlagIndex) const
	Retrieves a custom flag. Index must be between 0 and 7.
void	SetCreatedByPrefab ()
	Adds xiiObjectFlags::CreatedByPrefab to the component. See the flag for details.
bool	WasCreatedByPrefab () const
	Checks whether the xiiObjectFlags::CreatedByPrefab flag is set on this component.
void	DeleteComponent ()
	Deletes this component. Note that the component will be invalidated first and the actual deletion is postponed.
Public Member Functions inherited from xiiReflectedClass
virtual const xiiRTTI *	GetDynamicRTTI () const
bool	IsInstanceOf (const xiiRTTI *pType) const
	Returns whether the type of this instance is of the given type or derived from it.
template<typename T>
XII_ALWAYS_INLINE bool	IsInstanceOf () const
	Returns whether the type of this instance is of the given type or derived from it.

Protected Member Functions
virtual void	FillRenderData (xiiMeshRenderData &ref_renderData, const xiiMeshResource &mesh) const override
	Fills the given mesh render data with the appropriate data for rendering this mesh, used to prepare the render data for this mesh based on the mesh resource and component properties.
virtual xiiUInt32	SelectLOD (const xiiMeshResource &mesh) const override
	Selects the appropriate LOD index for rendering this mesh based on the given mesh resource, used to determine which LOD level of the mesh to render based on distance or performance requirements.
virtual xiiBitflags< xiiMeshRenderDataFlags >	GetMeshRenderFlags () const override
	Returns the mesh render data flags for this mesh component, used to specify various properties of the mesh render data that can affect how it is rendered.
Protected Member Functions inherited from xiiStaticMeshComponent
virtual xiiRenderData::Caching::Enum	GetRenderDataCaching () const override
	Returns the render data caching strategy for this mesh component, used to determine how the render data for this mesh should be cached and reused.
Protected Member Functions inherited from xiiMeshComponentBase
void	OnMsgExtractRenderData (xiiMsgExtractRenderData &ref_msg) const
	Handles the message for extracting render data for this mesh, used to prepare and submit the render data for this mesh when requested by the renderer.
virtual void	UpdateLocalBoundsForInstances (xiiBoundingBoxSphere &ref_bounds) const
	Updates the local bounds for this mesh component based on the given mesh resource, used to calculate the bounding volume for this mesh for culling and LOD selection.
Protected Member Functions inherited from xiiRenderComponent
virtual void	Deinitialize () override
virtual void	OnActivated () override
virtual void	OnDeactivated () override
void	OnUpdateLocalBounds (xiiMsgUpdateLocalBounds &msg)
void	InvalidateCachedRenderData ()
void	OnTransformChanged (xiiMsgTransformChanged &msg)
Protected Member Functions inherited from xiiComponent
	xiiComponent ()
	Keep the constructor private or protected in derived classes, so it cannot be called manually.
bool	IsDynamic () const
	Returns whether this component is dynamic and thus can only be attached to dynamic game objects.
virtual xiiWorldModuleTypeId	GetTypeId () const =0
virtual xiiComponentMode::Enum	GetMode () const =0
virtual void	Initialize ()
virtual void	OnSimulationStarted ()
void	EnableUnhandledMessageHandler (bool enable)
	By default disabled. Enable to have OnUnhandledMessage() called for every unhandled message.
virtual bool	OnUnhandledMessage (xiiMessage &msg, bool bWasPostedMsg)
virtual bool	OnUnhandledMessage (xiiMessage &msg, bool bWasPostedMsg) const
bool	IsInitialized () const
bool	IsInitializing () const
bool	IsSimulationStarted () const

Protected Attributes
xiiUInt32	m_uiForcedLOD = xiiInvalidIndex
	The forced LOD index for this mesh component, used to override the automatic LOD selection and force a specific LOD level to be rendered. If set to xiiInvalidIndex, no LOD is forced and the LOD selection will be automatic based on distance or performance requirements.
float	m_fLodBias = 0.0f
	The LOD bias for this mesh component, used to adjust the LOD selection for this mesh based on distance or performance requirements. A positive bias will make the LOD selection favor higher detail levels, while a negative bias will favor lower detail levels.
Protected Attributes inherited from xiiMeshComponentBase
xiiMeshResourceHandle	m_hMesh
	The mesh resource for this component, containing the mesh buffer and materials, used to specify the geometry and materials to render.
xiiDynamicArray< xiiMaterialResourceHandle >	m_MaterialOverrides
	Array of material overrides for this component, used to override the materials specified in the mesh resource for rendering.
xiiUInt32	m_uiSectionIndex = xiiInvalidIndex
	The section index for this component, used to select a specific section of the mesh for rendering.
xiiUInt32	m_uiVisibilityMask = 0xFFFFFFFFU
bool	m_bPreferMeshShaders = true
	Whether to prefer using mesh shaders for rendering this mesh, if available, used to optimize rendering performance on supported hardware.
bool	m_bRayTracingVisible = true
	Whether this mesh should be visible to ray tracing, used to control ray tracing visibility for this mesh.
bool	m_bCpuCullingFallback = true
	Whether to use CPU culling as a fallback, used to determine whether to fall back to CPU culling if GPU culling is not available or fails for this mesh.
Protected Attributes inherited from xiiComponent
const xiiRTTI *	m_pMessageDispatchType = nullptr
	Messages will be dispatched to this type. Default is what GetDynamicRTTI() returns, can be redirected if necessary.

Additional Inherited Members
Static Public Member Functions inherited from xiiRenderComponent
static xiiUInt32	GetUniqueIdForRendering (const xiiComponent &component, xiiUInt32 uiInnerIndex=0, xiiUInt32 uiInnerIndexShift=24)
	Computes a unique ID for the given component, that is usually given to the renderer to distinguish objects.
Static Public Member Functions inherited from xiiNoBase
static const xiiRTTI *	GetStaticRTTI ()

Detailed Description

Mesh component with explicit CPU-side LOD controls.

Member Function Documentation

◆ FillRenderData()

void xiiLODMeshComponent::FillRenderData	(	xiiMeshRenderData &	ref_renderData,
		const xiiMeshResource &	mesh ) const

overrideprotectedvirtual

Fills the given mesh render data with the appropriate data for rendering this mesh, used to prepare the render data for this mesh based on the mesh resource and component properties.

Reimplemented from xiiMeshComponentBase.

◆ GetMeshRenderFlags()

xiiBitflags< xiiMeshRenderDataFlags > xiiLODMeshComponent::GetMeshRenderFlags ( ) const

overrideprotectedvirtual

Returns the mesh render data flags for this mesh component, used to specify various properties of the mesh render data that can affect how it is rendered.

Reimplemented from xiiStaticMeshComponent.

◆ SelectLOD()

xiiUInt32 xiiLODMeshComponent::SelectLOD ( const xiiMeshResource & mesh ) const

overrideprotectedvirtual

Selects the appropriate LOD index for rendering this mesh based on the given mesh resource, used to determine which LOD level of the mesh to render based on distance or performance requirements.

Reimplemented from xiiMeshComponentBase.

The documentation for this class was generated from the following files:

/home/runner/work/XII/XII/Source/Engine/GraphicsCore/Meshes/MeshComponent.h
/home/runner/work/XII/XII/Source/Engine/GraphicsCore/Meshes/Implementation/MeshComponent.cpp

Public Member Functions

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Member Function Documentation

◆ FillRenderData()

◆ GetMeshRenderFlags()

◆ SelectLOD()