MaterialInstanceSupport.h File Reference

#include "CoreMinimal.h"
#include "RenderingThread.h"
#include "MaterialShared.h"
#include "Materials/MaterialInstance.h"
#include "Materials/MaterialRenderProxy.h"
#include "HAL/LowLevelMemTracker.h"
#include <limits>

Go to the source code of this file.

Classes
class	FMICReentranceGuard
struct	FHashedMaterialParameterInfoPacked
class	THashedMaterialParameterMap< ValueType >
struct	THashedMaterialParameterMap< ValueType >::TNamedParameter
class	FMaterialInstanceResource
struct	FMaterialInstanceParameterSet

Macros
#define	HASHED_MATERIAL_PARAMETER_MAP_VALIDATE   0

Functions
void	CacheMaterialInstanceUniformExpressions (const UMaterialInstance *MaterialInstance, bool bRecreateUniformBuffer=false)
void	RecacheMaterialInstanceUniformExpressions (const UMaterialInterface *ParentMaterial, bool bRecreateUniformBuffer)
template<typename ParameterType >
ParameterType *	GameThread_FindParameterByName (TArray< ParameterType > &Parameters, const FHashedMaterialParameterInfo &ParameterInfo)
template<typename ParameterType >
const ParameterType *	GameThread_FindParameterByName (const TArray< ParameterType > &Parameters, const FHashedMaterialParameterInfo &ParameterInfo)
template<typename ParameterType >
int32	GameThread_FindParameterIndexByName (const TArray< ParameterType > &Parameters, const FHashedMaterialParameterInfo &ParameterInfo)
template<typename ParameterType >
ParameterType *	GameThread_FindParameterByIndex (TArray< ParameterType > &Parameters, int32 Index)
template<typename ParameterType >
const ParameterType *	GameThread_FindParameterByIndex (const TArray< ParameterType > &Parameters, int32 Index)
template<typename ParameterType >
bool	GameThread_GetParameterValue (const TArray< ParameterType > &Parameters, const FHashedMaterialParameterInfo &ParameterInfo, FMaterialParameterMetadata &OutResult)
template<typename ParameterType , typename OverridenParametersType >
void	GameThread_ApplyParameterOverrides (const TArray< ParameterType > &Parameters, TArrayView< const int32 > LayerIndexRemap, bool bSetOverride, OverridenParametersType &OverridenParameters, TMap< FMaterialParameterInfo, FMaterialParameterMetadata > &OutParameters, bool bAddIfNotFound=false)
template<typename TArrayType >
void	RemapLayersForParent (TArrayType &LayerIndexRemap, int32 NumParentLayers, TArrayView< const int32 > ParentLayerIndexRemap)

Macro Definition Documentation

HASHED_MATERIAL_PARAMETER_MAP_VALIDATE

#define HASHED_MATERIAL_PARAMETER_MAP_VALIDATE   0

Function Documentation

CacheMaterialInstanceUniformExpressions()

void CacheMaterialInstanceUniformExpressions	(	const UMaterialInstance *	MaterialInstance,
		bool	bRecreateUniformBuffer
	)

Cache uniform expressions for the given material instance.

Parameters

MaterialInstance

- The material instance for which to cache uniform expressions.

Cache uniform expressions for the given material.

Parameters

MaterialInstance

- The material instance for which to cache uniform expressions.

GameThread_ApplyParameterOverrides()

template<typename ParameterType , typename OverridenParametersType >

void GameThread_ApplyParameterOverrides ( const TArray< ParameterType > &  Parameters, TArrayView< const int32 >  LayerIndexRemap, bool  bSetOverride, OverridenParametersType &  OverridenParameters, TMap< FMaterialParameterInfo, FMaterialParameterMetadata > &  OutParameters, bool  bAddIfNotFound = false  )

inline

GameThread_FindParameterByIndex() [1/2]

template<typename ParameterType >

const ParameterType * GameThread_FindParameterByIndex	(	const TArray< ParameterType > &	Parameters,
		int32	Index
	)

GameThread_FindParameterByIndex() [2/2]

template<typename ParameterType >

ParameterType * GameThread_FindParameterByIndex	(	TArray< ParameterType > &	Parameters,
		int32	Index
	)

Finds a parameter by index from the game thread.

GameThread_FindParameterByName() [1/2]

template<typename ParameterType >

const ParameterType * GameThread_FindParameterByName	(	const TArray< ParameterType > &	Parameters,
		const FHashedMaterialParameterInfo &	ParameterInfo
	)

GameThread_FindParameterByName() [2/2]

template<typename ParameterType >

ParameterType * GameThread_FindParameterByName	(	TArray< ParameterType > &	Parameters,
		const FHashedMaterialParameterInfo &	ParameterInfo
	)

Finds a parameter by name from the game thread.

GameThread_FindParameterIndexByName()

template<typename ParameterType >

int32 GameThread_FindParameterIndexByName	(	const TArray< ParameterType > &	Parameters,
		const FHashedMaterialParameterInfo &	ParameterInfo
	)

GameThread_GetParameterValue()

template<typename ParameterType >

bool GameThread_GetParameterValue ( const TArray< ParameterType > &  Parameters, const FHashedMaterialParameterInfo &  ParameterInfo, FMaterialParameterMetadata &  OutResult  )

inline

RecacheMaterialInstanceUniformExpressions()

void RecacheMaterialInstanceUniformExpressions	(	const UMaterialInterface *	ParentMaterial,
		bool	bRecreateUniformBuffer
	)

Recaches uniform expressions for all material instances with a given parent. WARNING: This function is a noop outside of the Editor!

Parameters

ParentMaterial

- The parent material to look for.

RemapLayersForParent()

template<typename TArrayType >

void RemapLayersForParent ( TArrayType &  LayerIndexRemap, int32  NumParentLayers, TArrayView< const int32 >  ParentLayerIndexRemap  )

inline