/// <summary>
/// Disassembles entire car parts block using <see cref="BinaryReader"/> provided
/// into <see cref="DBModelPart"/> collections.
/// </summary>
/// <param name="br"><see cref="BinaryReader"/> to read data with.</param>
/// <param name="size">Size of the block.</param>
private void Decode(BinaryReader br, int size)
{
long position = br.BaseStream.Position;
var offsets = this.FindOffsets(br, size);
// We need to read part0 as well
br.BaseStream.Position = offsets[0] + 0x24;
int maxattrib = br.ReadInt32();
br.BaseStream.Position = offsets[0] + 0x2C;
int maxmodels = br.ReadInt32();
br.BaseStream.Position = offsets[0] + 0x34;
int maxstruct = br.ReadInt32();
br.BaseStream.Position = offsets[0] + 0x3C;
int maxcparts = br.ReadInt32();
// Get all custom attributes
var cpmap = this.ReadCustomCP(br, offsets[7]);
// Initialize stream over string block
br.BaseStream.Position = offsets[1];
var strlen = br.ReadInt32();
var strarr = br.ReadBytes(strlen);
using var StrStream = new MemoryStream(strarr);
using var StrReader = new BinaryReader(StrStream);
// Read all attribute offsets
br.BaseStream.Position = offsets[2];
var offset_dict = this.ReadOffsets(br);
// Read all car part attributes
br.BaseStream.Position = offsets[3];
var attrib_list = this.ReadAttribs(br, StrReader, maxattrib, cpmap);
// Read all models
br.BaseStream.Position = offsets[5];
var models_list = this.ReadModels(br, maxmodels);
// Read all car part structs
br.BaseStream.Position = offsets[4];
var tablen = br.ReadInt32();
var tabarr = br.ReadBytes(tablen);
using var TabStream = new MemoryStream(tabarr);
using var TabReader = new BinaryReader(TabStream);
// Read all temporary parts
br.BaseStream.Position = offsets[6];
var temp_cparts = this.ReadTempParts(br, maxcparts);
// Increase capacity based on model count
this.Capacity = models_list.Length;
// Generate Model Collections
for (int a1 = 0; a1 < models_list.Length; ++a1)
{
if (String.IsNullOrEmpty(models_list[a1]))
{
continue;
}
DBModelPart collection;
try { collection = new DBModelPart(models_list[a1], this); }
catch { continue; } // in case exists
var tempparts = temp_cparts.FindAll(_ => _.Index == a1);
foreach (var temppart in tempparts)
{
offset_dict.TryGetValue(temppart.AttribOffset, out var cpoff);
var realpart = new Parts.CarParts.RealCarPart(collection, cpoff?.AttribOffsets.Count ?? 0);
foreach (var attroff in cpoff?.AttribOffsets ?? Enumerable.Empty <ushort>())
{
if (attroff >= attrib_list.Length)
{
continue;
}
var addon = (CPAttribute)attrib_list[attroff].PlainCopy();
if (addon is ModelTableAttribute tableattr)
{
tableattr.ReadStruct(TabReader, StrReader);
}
realpart.Attributes.Add(addon);
}
collection.ModelCarParts.Add(realpart);
}
try { this.Add(collection); }
catch { } // skip if exists
}
br.BaseStream.Position = position + size;
}
/// <summary>
/// Disassembles entire car parts block using <see cref="BinaryReader"/> provided
/// into <see cref="DBModelPart"/> collections.
/// </summary>
/// <param name="br"><see cref="BinaryReader"/> to read data with.</param>
/// <param name="size">Size of the car parts block.</param>
private void Decode(BinaryReader br, int size)
{
long position = br.BaseStream.Position;
var offsets = this.FindOffsets(br, size);
// We need to read part0 as well
br.BaseStream.Position = offsets[0] + 0x14;
int maxcparts = br.ReadInt32();
br.BaseStream.Position = offsets[0] + 0x1C;
int maxattrib = br.ReadInt32();
// Get all custom attributes
var cpmap = this.ReadCustomCP(br, offsets[4]);
// Initialize stream over string block
br.BaseStream.Position = offsets[1];
var length = br.ReadInt32();
var strarr = br.ReadBytes(length);
using var StrStream = new MemoryStream(strarr);
using var StrReader = new BinaryReader(StrStream);
// Read all car part attributes
br.BaseStream.Position = offsets[2];
var attrib_list = this.ReadAttribs(br, StrReader, maxattrib, cpmap);
// Read all temporary parts
br.BaseStream.Position = offsets[3];
var temp_cparts = this.ReadTempParts(br, StrReader, maxcparts);
// Generate Model Collections
int index = -1;
foreach (var group in temp_cparts.GroupBy(_ => _.CarNameHash))
{
++index;
var collection = new DBModelPart(group.Key.BinString(LookupReturn.EMPTY), this);
foreach (var temppart in group)
{
var realpart = new Parts.CarParts.RealCarPart(collection, temppart.AttribEnd - temppart.AttribStart)
{
PartLabel = temppart.PartNameHash.BinString(LookupReturn.EMPTY),
BrandLabel = temppart.BrandNameHash.BinString(LookupReturn.EMPTY),
DebugName = temppart.DebugName,
CarPartGroupID = temppart.CarPartGroupID,
UpgradeGroupID = temppart.UpgradeGroupID,
UpgradeStyle = temppart.UpgradeStyle,
GeometryLodA = temppart.LodAHash.BinString(LookupReturn.EMPTY),
GeometryLodB = temppart.LodBHash.BinString(LookupReturn.EMPTY),
GeometryLodC = temppart.LodCHash.BinString(LookupReturn.EMPTY),
GeometryLodD = temppart.LodDHash.BinString(LookupReturn.EMPTY),
};
for (int a1 = temppart.AttribStart; a1 < temppart.AttribEnd; ++a1)
{
if (temppart.AttribOffset + a1 >= attrib_list.Length)
{
continue;
}
var addon = (CPAttribute)attrib_list[temppart.AttribOffset + a1].PlainCopy();
realpart.Attributes.Add(addon);
}
collection.ModelCarParts.Add(realpart);
}
try { this.Add(collection); }
catch { } // skip if exists
}
br.BaseStream.Position = position + size;
}
