private void ParseVertices(PrimitiveData data, byte[] bytes)
{
if (data.NumVertices == 0)
{
throw new ArgumentOutOfRangeException(nameof(data), "Cannot add vertices when size is unknown.");
}
if (bytes.Length < data.NumVertices * Vertex3DNoTex2.Size)
{
throw new ArgumentOutOfRangeException($"Tried to read {data.NumVertices} vertices for primitive item \"${data.Name}\" (${data.StorageName}), but only ${bytes.Length} bytes available.");
}
if (!(GetValue(data) is Mesh mesh))
{
throw new ArgumentException("BiffVertices attribute must sit on a Mesh object.");
}
var vertices = new Vertex3DNoTex2[data.NumVertices];
using (var stream = new MemoryStream(bytes))
using (var reader = new BinaryReader(stream)) {
for (var i = 0; i < data.NumVertices; i++)
{
vertices[i] = new Vertex3DNoTex2(reader);
}
}
mesh.Vertices = vertices;
}
private void ParseAnimation(PrimitiveData data, byte[] bytes)
{
if (data.NumVertices == 0)
{
throw new ArgumentOutOfRangeException(nameof(data), "Cannot create animation when size is unknown.");
}
if (bytes.Length != data.NumVertices * Mesh.VertData.Size)
{
throw new ArgumentOutOfRangeException($"Tried to read {data.NumVertices} vertex animations for primitive item \"${data.Name}\" (${data.StorageName}), but had ${bytes.Length} bytes available.");
}
if (!(GetValue(data) is Mesh mesh))
{
throw new ArgumentException("BiffAnimationAttribute attribute must sit on a Mesh object.");
}
var vertices = new Mesh.VertData[data.NumVertices];
using (var stream = new MemoryStream(bytes))
using (var reader = new BinaryReader(stream))
{
for (var i = 0; i < data.NumVertices; i++)
{
vertices[i] = new Mesh.VertData(reader);
}
}
mesh.AnimationFrames.Add(vertices);
}
private static byte[] SerializeVertices(PrimitiveData data)
{
using (var stream = new MemoryStream())
using (var writer = new BinaryWriter(stream)) {
for (var i = 0; i < data.NumVertices; i++)
{
data.Mesh.Vertices[i].Write(writer);
}
return(stream.ToArray());
}
}
private static byte[] SerializeIndices(PrimitiveData data)
{
using (var stream = new MemoryStream())
using (var writer = new BinaryWriter(stream)) {
for (var i = 0; i < data.NumIndices; i++)
{
if (data.NumVertices > 65535)
{
writer.Write((uint)data.Mesh.Indices[i]);
}
else
{
writer.Write((ushort)data.Mesh.Indices[i]);
}
}
return(stream.ToArray());
}
}
private void ParseIndices(PrimitiveData data, byte[] bytes)
{
if (data.NumIndices == 0)
{
throw new ArgumentOutOfRangeException($"Cannot add indices when size is unknown.");
}
if (!(GetValue(data) is Mesh mesh))
{
throw new ArgumentException("BiffIndices attribute must sit on a Mesh object.");
}
var indices = new int[data.NumIndices];
using (var stream = new MemoryStream(bytes))
using (var reader = new BinaryReader(stream)) {
for (var i = 0; i < data.NumIndices; i++)
{
indices[i] = data.NumVertices > 65535 ? (int)reader.ReadUInt32() : reader.ReadUInt16();
}
}
mesh.Indices = indices;
}
public PrimitiveMeshGenerator(PrimitiveData data)
{
_data = data;
}
public PrimitiveHitGenerator(Primitive primitive)
{
_primitive = primitive;
_data = primitive.Data;
}