private static RawTargetContainer[] ContainRawTargets(MemoryStream diffsbuffer, MemoryStream mappingbuffer, uint[] numVertexDiffsInEachChunk, uint[] numVertexDiffsMappingInEachChunk, uint targetStartsInVertexDiffs, uint targetStartsInVertexDiffsMapping, Vec4 targetPositionDiffOffset, Vec4 targetPositionDiffScale, int subMeshC)
{
var rawtarget = new RawTargetContainer[subMeshC];
var diffsbr = new BinaryReader(diffsbuffer);
var mappingbr = new BinaryReader(mappingbuffer);
for (var i = 0; i < subMeshC; i++)
{
var diffsCount = numVertexDiffsInEachChunk[i];
var vertexDelta = new TargetVec3[diffsCount];
var normalDelta = new Vec3[diffsCount];
var tangentDelta = new Vec3[diffsCount];
if (i == 0)
{
diffsbuffer.Position = targetStartsInVertexDiffs * 12;
}
else
{
diffsbuffer.Position = targetStartsInVertexDiffs * 12;
for (var eye = 0; eye < i; eye++)
{
diffsbuffer.Position += numVertexDiffsInEachChunk[eye] * 12;
}
}
for (var e = 0; e < diffsCount; e++)
{
if (diffsbr.BaseStream.Position < (diffsbr.BaseStream.Length - 3))
{
var v = Converters.TenBitUnsigned(diffsbr.ReadUInt32());
var x = (v.X * targetPositionDiffScale.X) + targetPositionDiffOffset.X;
var y = (v.Y * targetPositionDiffScale.Y) + targetPositionDiffOffset.Y;
var z = (v.Z * targetPositionDiffScale.Z) + targetPositionDiffOffset.Z;
vertexDelta[e] = new TargetVec3(x, z, -y);
var n = Converters.TenBitShifted(diffsbr.ReadUInt32());
normalDelta[e] = new Vec3(n.X, n.Z, -n.Y);
var t = Converters.TenBitShifted(diffsbr.ReadUInt32());
tangentDelta[e] = new Vec3(t.X, t.Z, -t.Y);
}
}
var vertexMapping = new ushort[diffsCount];
if (i == 0)
{
mappingbuffer.Position = targetStartsInVertexDiffsMapping * 4;
}
else
{
mappingbuffer.Position = targetStartsInVertexDiffsMapping * 4;
for (var eye = 0; eye < i; eye++)
{
mappingbuffer.Position += numVertexDiffsMappingInEachChunk[eye] * 4;
}
}
for (var e = 0; e < diffsCount; e++)
{
if (mappingbr.BaseStream.Position < (mappingbr.BaseStream.Length - 1))
{
vertexMapping[e] = mappingbr.ReadUInt16();
}
}
rawtarget[i] = new RawTargetContainer()
{
vertexDelta = vertexDelta,
normalDelta = normalDelta,
tangentDelta = tangentDelta,
vertexMapping = vertexMapping,
diffsCount = diffsCount
};
}
return(rawtarget);
}
static RawTargetContainer[] ContainRawTargets(MemoryStream diffsbuffer, MemoryStream mappingbuffer, UInt32[] NumVertexDiffsInEachChunk, UInt32[] NumVertexDiffsMappingInEachChunk, UInt32 TargetStartsInVertexDiffs, UInt32 TargetStartsInVertexDiffsMapping, Vec4 TargetPositionDiffOffset, Vec4 TargetPositionDiffScale, int SubMeshC)
{
RawTargetContainer[] rawtarget = new RawTargetContainer[SubMeshC];
BinaryReader diffsbr = new BinaryReader(diffsbuffer);
BinaryReader mappingbr = new BinaryReader(mappingbuffer);
for (int i = 0; i < SubMeshC; i++)
{
UInt32 diffsCount = NumVertexDiffsInEachChunk[i];
TargetVec3[] vertexDelta = new TargetVec3[diffsCount];
Vec3[] normalDelta = new Vec3[diffsCount];
Vec3[] tangentDelta = new Vec3[diffsCount];
if (i == 0)
{
diffsbuffer.Position = TargetStartsInVertexDiffs * 12;
}
else
{
diffsbuffer.Position = TargetStartsInVertexDiffs * 12;
for (int eye = 0; eye < i; eye++)
{
diffsbuffer.Position += NumVertexDiffsInEachChunk[eye] * 12;
}
}
for (int e = 0; e < diffsCount; e++)
{
if (diffsbr.BaseStream.Position < (diffsbr.BaseStream.Length - 3))
{
TargetVec4 v = Converters.TenBitUnsigned(diffsbr.ReadUInt32());
var x = v.X * TargetPositionDiffScale.X + TargetPositionDiffOffset.X;
var y = v.Y * TargetPositionDiffScale.Y + TargetPositionDiffOffset.Y;
var z = v.Z * TargetPositionDiffScale.Z + TargetPositionDiffOffset.Z;
vertexDelta[e] = new TargetVec3(x, z, -y);
Vec4 n = Converters.TenBitShifted(diffsbr.ReadUInt32());
normalDelta[e] = new Vec3(n.X, n.Z, -n.Y);
Vec4 t = Converters.TenBitShifted(diffsbr.ReadUInt32());
tangentDelta[e] = new Vec3(t.X, t.Z, -t.Y);
}
}
UInt16[] vertexMapping = new UInt16[diffsCount];
if (i == 0)
{
mappingbuffer.Position = TargetStartsInVertexDiffsMapping * 4;
}
else
{
mappingbuffer.Position = TargetStartsInVertexDiffsMapping * 4;
for (int eye = 0; eye < i; eye++)
{
mappingbuffer.Position += NumVertexDiffsMappingInEachChunk[eye] * 4;
}
}
for (int e = 0; e < diffsCount; e++)
{
if (mappingbr.BaseStream.Position < (mappingbr.BaseStream.Length - 1))
{
vertexMapping[e] = mappingbr.ReadUInt16();
}
}
rawtarget[i] = new RawTargetContainer()
{
vertexDelta = vertexDelta,
normalDelta = normalDelta,
tangentDelta = tangentDelta,
vertexMapping = vertexMapping,
diffsCount = diffsCount
};
}
return(rawtarget);
}
