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VTXNORMS chunk for ActorX (vertex normals) #277

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VTXNORMS chunk for ActorX (vertex normals) #277

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9ecbbfe
VTXNORMS chunk (on 'normals' branch without other changes)
floxay Sep 18, 2021
4f58f51
VTXNORMS chunk at the end.
floxay Jul 20, 2022
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25 changes: 25 additions & 0 deletions Exporters/ExportPsk.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -306,6 +306,29 @@ static void ExportExtraUV
unguard;
}

static void ExportVertexNormals(FArchive &Ar, const TArray<CPackedNormal> &Normals)
{
guard(ExportVertexNormals);

static VChunkHeader NormalHdr;
NormalHdr.DataCount = Normals.Num();
NormalHdr.DataSize = sizeof(CVec3);

SAVE_CHUNK(NormalHdr, "VTXNORMS");
for (int i = 0; i < Normals.Num(); i++)
{
CVec3 Normal;
Unpack(Normal, Normals[i]);
Normal.Normalize();
#if MIRROR_MESH
Normal.Y = -Normal.Y;
#endif
Ar << Normal.X << Normal.Y << Normal.Z;
}

unguard;
}

static void CopyBoneName(char* Dst, int DstLen, const char* Src)
{
int NameLength = strlen(Src);
Expand Down Expand Up @@ -445,6 +468,7 @@ static void ExportSkeletalMeshLod(const CSkeletalMesh &Mesh, const CSkelMeshLod

ExportVertexColors(Ar, Lod.VertexColors, Lod.NumVerts);
ExportExtraUV(Ar, Lod.ExtraUV, Lod.NumVerts, Lod.NumTexCoords);
ExportVertexNormals(Ar, Share.Normals);

/* if (!GExportPskx) // nothing more to write
return;
Expand Down Expand Up @@ -884,6 +908,7 @@ static void ExportStaticMeshLod(const CStaticMeshLod &Lod, FArchive &Ar)

ExportVertexColors(Ar, Lod.VertexColors, Lod.NumVerts);
ExportExtraUV(Ar, Lod.ExtraUV, Lod.NumVerts, Lod.NumTexCoords);
ExportVertexNormals(Ar, Share.Normals);

unguard;
}
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2 changes: 1 addition & 1 deletion Exporters/Psk.h
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
#define __PSK_H__


#define PSK_VERSION 20100422
#define PSK_VERSION 20210917 // VTXNORMS chunk
#define PSA_VERSION 20100422

/******************************************************************************
Expand Down