SkeletalRender.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
/*=============================================================================
    SkeletalRender.h: Definitions and inline code for rendering SkeletalMeshComponet
=============================================================================*/
 
#pragma once
 
#include "CoreMinimal.h"
#include "BoneIndices.h"
 
class USkinnedMeshComponent;
class FSkeletalMeshRenderData;
class USkinnedAsset;
struct FSkinnedMeshSceneProxyDynamicData;
 
// smallest blend weight for vertex anims
extern const float MinMorphTargetBlendWeight;
// largest blend weight for vertex anims
UE_DEPRECATED(5.4, "Please, use UE::SkeletalRender::Settings::GetMorphTargetMaxBlendWeight");
extern const float MaxMorphTargetBlendWeight;
 
 
ENGINE_API void UpdateRefToLocalMatrices( TArray<FMatrix44f>& ReferenceToLocal, const FSkinnedMeshSceneProxyDynamicData& InDynamicData, const USkinnedAsset* InSkinnedAsset, const FSkeletalMeshRenderData* InSkeletalMeshRenderData, int32 LODIndex, const TArray<FBoneIndexType>* ExtraRequiredBoneIndices = nullptr, TArray<FTransform>* LeaderBoneMappedComponentSpaceTransform = nullptr );
 
ENGINE_API void UpdatePreviousRefToLocalMatrices(TArray<FMatrix44f>& ReferenceToLocal, const FSkinnedMeshSceneProxyDynamicData& InDynamicData,  const USkinnedAsset* InSkinnedAsset, const FSkeletalMeshRenderData* InSkeletalMeshRenderData, int32 LODIndex, const TArray<FBoneIndexType>* ExtraRequiredBoneIndices = NULL);
 
extern ENGINE_API const VectorRegister      VECTOR_0001;
 
static FORCEINLINE VectorRegister Unpack3( const uint32 *PackedNormal )
{
    return VectorMultiply(VectorLoadSignedByte4(PackedNormal), VectorSetFloat3(1.0f / 127.0f, 1.0f / 127.0f, 1.0f / 127.0f));
}
 
static FORCEINLINE void Pack3( VectorRegister4Float Normal, uint32 *PackedNormal )
{
    Normal = VectorMultiply(Normal, VectorSetFloat3(127.0f, 127.0f, 127.0f));
    VectorStoreSignedByte4( Normal, PackedNormal );
}
 
static FORCEINLINE void Pack3(VectorRegister4Double Normal, uint32* PackedNormal)
{
    Normal = VectorMultiply(Normal, VectorSetFloat3(127.0f, 127.0f, 127.0f));
    VectorStoreSignedByte4(MakeVectorRegisterFloatFromDouble(Normal), PackedNormal);
}
 
static FORCEINLINE VectorRegister Unpack4( const uint32 *PackedNormal )
{
    return VectorMultiply(VectorLoadSignedByte4(PackedNormal), VectorSetFloat1(1.0f / 127.0f));
}
 
static FORCEINLINE void Pack4( VectorRegister4Float Normal, uint32 *PackedNormal )
{
    Normal = VectorMultiply(Normal, VectorSetFloat1(127.0f));
    VectorStoreSignedByte4( Normal, PackedNormal );
}
 
static FORCEINLINE void Pack4(VectorRegister4Double Normal, uint32* PackedNormal)
{
    Normal = VectorMultiply(Normal, VectorSetFloat1(127.0f));
    VectorStoreSignedByte4(MakeVectorRegisterFloatFromDouble(Normal), PackedNormal);
}
 
bool IsSkeletalMeshClothBlendEnabled();