private void ExportCommonMeshData(FArchiveWriter Ar, CMeshSection[] sections, CMeshVertex[] verts,
FRawStaticIndexBuffer indices, CVertexShare share, List <MaterialExporter>?materialExports, ETexturePlatform platform = ETexturePlatform.DesktopMobile)
{
var mainHdr = new VChunkHeader();
var ptsHdr = new VChunkHeader();
var wedgHdr = new VChunkHeader();
var facesHdr = new VChunkHeader();
var matrHdr = new VChunkHeader();
var normHdr = new VChunkHeader();
mainHdr.TypeFlag = Constants.PSK_VERSION;
Ar.SerializeChunkHeader(mainHdr, "ACTRHEAD");
var numPoints = share.Points.Count;
ptsHdr.DataCount = numPoints;
ptsHdr.DataSize = 12;
Ar.SerializeChunkHeader(ptsHdr, "PNTS0000");
for (var i = 0; i < numPoints; i++)
{
var point = share.Points[i];
point.Y = -point.Y; // MIRROR_MESH
point.Serialize(Ar);
}
var numFaces = 0;
var numVerts = verts.Length;
var numSections = sections.Length;
var wedgeMat = new int[numVerts];
for (var i = 0; i < numSections; i++)
{
var faces = sections[i].NumFaces;
numFaces += faces;
for (var j = 0; j < faces * 3; j++)
{
wedgeMat[indices[j + sections[i].FirstIndex]] = i;
}
}
wedgHdr.DataCount = numVerts;
wedgHdr.DataSize = 16;
Ar.SerializeChunkHeader(wedgHdr, "VTXW0000");
for (var i = 0; i < numVerts; i++)
{
Ar.Write(share.WedgeToVert[i]);
Ar.Write(verts[i].UV.U);
Ar.Write(verts[i].UV.V);
Ar.Write((byte)wedgeMat[i]);
Ar.Write((byte)0);
Ar.Write((short)0);
}
facesHdr.DataCount = numFaces;
if (numVerts <= 65536)
{
facesHdr.DataSize = 12;
Ar.SerializeChunkHeader(facesHdr, "FACE0000");
for (var i = 0; i < numSections; i++)
{
for (var j = 0; j < sections[i].NumFaces; j++)
{
var wedgeIndex = new ushort[3];
for (var k = 0; k < wedgeIndex.Length; k++)
{
wedgeIndex[k] = (ushort)indices[sections[i].FirstIndex + j * 3 + k];
}
Ar.Write(wedgeIndex[1]); // MIRROR_MESH
Ar.Write(wedgeIndex[0]); // MIRROR_MESH
Ar.Write(wedgeIndex[2]);
Ar.Write((byte)i);
Ar.Write((byte)0);
Ar.Write((uint)1);
}
}
}
else
{
facesHdr.DataSize = 18;
Ar.SerializeChunkHeader(facesHdr, "FACE3200");
for (var i = 0; i < numSections; i++)
{
for (var j = 0; j < sections[i].NumFaces; j++)
{
var wedgeIndex = new int[3];
for (var k = 0; k < wedgeIndex.Length; k++)
{
wedgeIndex[k] = indices[sections[i].FirstIndex + j * 3 + k];
}
Ar.Write(wedgeIndex[1]); // MIRROR_MESH
Ar.Write(wedgeIndex[0]); // MIRROR_MESH
Ar.Write(wedgeIndex[2]);
Ar.Write((byte)i);
Ar.Write((byte)0);
Ar.Write((uint)1);
}
}
}
matrHdr.DataCount = numSections;
matrHdr.DataSize = 88;
Ar.SerializeChunkHeader(matrHdr, "MATT0000");
for (var i = 0; i < numSections; i++)
{
string materialName;
if (sections[i].Material?.Load <UMaterialInterface>() is { } tex)
{
materialName = tex.Name;
materialExports?.Add(new MaterialExporter(tex, true, platform));
}
private void ExportCommonMeshData(FCustomArchiveWriter writer, CMeshSection[] sections, CMeshVertex[] verts,
FRawStaticIndexBuffer indices, CVertexShare share, List <MaterialExporter>?materialExports)
{
var mainHdr = new VChunkHeader();
var ptsHdr = new VChunkHeader();
var wedgHdr = new VChunkHeader();
var facesHdr = new VChunkHeader();
var matrHdr = new VChunkHeader();
mainHdr.TypeFlag = _PSK_VERSION;
writer.SerializeChunkHeader(mainHdr, "ACTRHEAD");
var numPoints = share.Points.Count;
ptsHdr.DataCount = numPoints;
ptsHdr.DataSize = 12;
writer.SerializeChunkHeader(ptsHdr, "PNTS0000");
for (var i = 0; i < numPoints; i++)
{
var point = share.Points[i];
point.Y = -point.Y; // MIRROR_MESH
point.Serialize(writer);
}
var numFaces = 0;
var numVerts = verts.Length;
var numSections = sections.Length;
var wedgeMat = new int[numVerts];
for (var i = 0; i < numSections; i++)
{
var faces = sections[i].NumFaces;
numFaces += faces;
for (var j = 0; j < faces * 3; j++)
{
wedgeMat[indices[j + sections[i].FirstIndex]] = i;
}
}
wedgHdr.DataCount = numVerts;
wedgHdr.DataSize = 16;
writer.SerializeChunkHeader(wedgHdr, "VTXW0000");
for (var i = 0; i < numVerts; i++)
{
writer.Write(share.WedgeToVert[i]);
writer.Write((int)verts[i].UV.U); // the 4 bit int value is the actual needed float value
writer.Write((int)verts[i].UV.V); // the 4 bit int value is the actual needed float value
writer.Write((byte)wedgeMat[i]);
writer.Write((byte)0);
writer.Write((short)0);
}
facesHdr.DataCount = numFaces;
if (numVerts <= 65536)
{
facesHdr.DataSize = 12;
writer.SerializeChunkHeader(facesHdr, "FACE0000");
for (var i = 0; i < numSections; i++)
{
for (var j = 0; j < sections[i].NumFaces; j++)
{
var wedgeIndex = new ushort[3];
for (var k = 0; k < wedgeIndex.Length; k++)
{
wedgeIndex[k] = (ushort)indices[sections[i].FirstIndex + j * 3 + k];
}
writer.Write(wedgeIndex[1]); // MIRROR_MESH
writer.Write(wedgeIndex[0]); // MIRROR_MESH
writer.Write(wedgeIndex[2]);
writer.Write((byte)i);
writer.Write((byte)0);
writer.Write((uint)1);
}
}
}
else
{
facesHdr.DataSize = 18;
writer.SerializeChunkHeader(facesHdr, "FACE3200");
for (var i = 0; i < numSections; i++)
{
for (var j = 0; j < sections[i].NumFaces; j++)
{
var wedgeIndex = new int[3];
for (var k = 0; k < wedgeIndex.Length; k++)
{
wedgeIndex[k] = indices[sections[i].FirstIndex + j * 3 + k];
}
writer.Write(wedgeIndex[1]); // MIRROR_MESH
writer.Write(wedgeIndex[0]); // MIRROR_MESH
writer.Write(wedgeIndex[2]);
writer.Write((byte)i);
writer.Write((byte)0);
writer.Write((uint)1);
}
}
}
matrHdr.DataCount = numSections;
matrHdr.DataSize = 88;
writer.SerializeChunkHeader(matrHdr, "MATT0000");
for (var i = 0; i < numSections; i++)
{
string materialName;
if (sections[i].Material?.Value is { } tex)
{
materialName = tex.Name;
materialExports?.Add(new MaterialExporter(tex, true));
}