public void TestMethod1()
{
float[] actualValue = INT_2_10_10_10_REV.FromBytes(1592787842);
float[] expectedValue = new float[4] {
-0.24667928063493072f, 0.0f, 0.9690971739229421f, 1.0f
};
Assert.AreEqual(expectedValue, actualValue, $"Assert Failed: Expected [{expectedValue[0]}, {expectedValue[1]}, {expectedValue[2]}, {expectedValue[3]}] but got [{actualValue[0]}, {actualValue[1]}, {actualValue[2]}, {actualValue[3]}]");
}
public void TestIntRevFromBytes()
{
float[] actualValue = INT_2_10_10_10_REV.FromBytes(1592787842);
float[] expectedValue = new float[4] {
-0.24667928063493072f, 0.0f, 0.9690971739229421f, 1.0f
};
// accommodate floating-point inaccuracies
bool pass = true;
pass &= Math.Abs(expectedValue[0] - actualValue[0]) <= 1e-7f;
pass &= Math.Abs(expectedValue[1] - actualValue[1]) <= 1e-7f;
pass &= Math.Abs(expectedValue[2] - actualValue[2]) <= 1e-7f;
pass &= Math.Abs(expectedValue[3] - actualValue[3]) <= 1e-7f;
Assert.IsTrue(pass,
$"Assert Failed: Expected " +
$"[{expectedValue[0]}, {expectedValue[1]}, {expectedValue[2]}, {expectedValue[3]}]" +
$" but got " +
$"[{actualValue[0]}, {actualValue[1]}, {actualValue[2]}, {actualValue[3]}]");
}
public override object CustomDeserialize(BinaryReader reader, Type field, NMSAttribute settings, long templatePosition, FieldInfo fieldInfo)
{
var fieldName = fieldInfo.Name;
Dictionary <int, int> TypeMap = new Dictionary <int, int> {
{ 5131, 8 }, { 36255, 4 }, { 5121, 4 }
};
switch (fieldName)
{
case nameof(IndexBuffer):
reader.Align(8, 0);
long listPosition = reader.BaseStream.Position;
//Debug.WriteLine($"TkGeometryData.CustomDeserialize({fieldName}) start 0x{listPosition:X}");
long listStartOffset = reader.ReadInt64();
int numEntries = reader.ReadInt32() * ((Indices16Bit == 1) ? 2 : 1); // Adjust size
uint listMagic = reader.ReadUInt32();
if ((listMagic & 0xFF) != 1)
{
throw new Exception($"Invalid list read, magic {listMagic:X8} expected xxxxxx01");
}
long listEndPosition = reader.BaseStream.Position;
reader.BaseStream.Position = listPosition + listStartOffset;
var indices = new List <int>();
for (int i = 0; i < numEntries; i++)
{
if (Indices16Bit == 1)
{
indices.Add((int)reader.ReadUInt16());
}
else
{
indices.Add((int)reader.ReadUInt32());
}
}
reader.BaseStream.Position = listEndPosition;
reader.Align(0x8, 0);
return(indices);
case nameof(VertexStream):
case nameof(SmallVertexStream):
List <int> LayoutTypes = GetTypeLayouts(fieldName, reader);
int StreamBlockSize = 0;
foreach (int vert_type in LayoutTypes)
{
StreamBlockSize += TypeMap[vert_type];
}
reader.Align(8, 0);
listPosition = reader.BaseStream.Position;
//Debug.WriteLine($"TkGeometryData.CustomDeserialize({fieldName}) start 0x{listPosition:X}");
listStartOffset = reader.ReadInt64();
numEntries = reader.ReadInt32() / StreamBlockSize; // the number of blocks of data
listMagic = reader.ReadUInt32();
if ((listMagic & 0xFF) != 1)
{
throw new Exception($"Invalid list read, magic {listMagic:X8} expected xxxxxx01");
}
listEndPosition = reader.BaseStream.Position;
reader.BaseStream.Position = listPosition + listStartOffset;
List <float> vertices = new List <float>();
int curr_block = 0;
while (curr_block < numEntries)
{
foreach (int ltype in LayoutTypes)
{
if (ltype == 5131)
// Half floats
{
// read in the half-float data
for (int i = 0; i < 4; i++)
{
ushort vertex = reader.ReadUInt16();
vertices.Add((float)Half.ToHalf(vertex));
}
}
else if (ltype == 5121)
// Unsigned bytes
{
for (int i = 0; i < 4; i++)
{
byte num = reader.ReadByte();
vertices.Add((float)(int)num);
}
}
else if (ltype == 36255)
{
int vert_data = reader.ReadInt32();
vertices.AddRange(INT_2_10_10_10_REV.FromBytes(vert_data));
}
}
curr_block += 1;
}
/*
* while (reader.BaseStream.Position < (listPosition + listStartOffset + numEntries))
* {
* ushort vertex = reader.ReadUInt16();
* vertices.Add((float)Half.ToHalf(vertex));
* }*/
reader.BaseStream.Position = listEndPosition;
reader.Align(0x8, 0);
return(vertices);
}
return(null);
}
