internal byte BindGL(GeoModel prev, ref GeoModel @this)
{
GeoMesh iter, piter;
uint iter_pos;
for (iter = First, piter = Last, iter_pos = Count; 0 != iter_pos; piter = iter, iter = iter.Next, --iter_pos)
{
DrawLayerMask |= iter.BindGL(piter, ref iter);
}
return(DrawLayerMask);
}
internal GeoModel StartModel()
{
if (0 == ModelCount++)
{
FirstModel = new GeoModel(this);
FirstModel.Next = FirstModel;
LastModel = FirstModel;
}
else
{
LastModel.Next = (new GeoModel(this)
{
Next = LastModel.Next,
});
LastModel = LastModel.Next;
}
return(LastModel);
}
public GeoMesh(GeoModel Parent, Scripts.TempMesh128 Mesh, ref Dictionary <Scripts.TempVertex128, Scripts.TempVertex128> utilize)
{
Scripts.TempVertex128 viter;
uint viterpos;
this.Parent = Parent;
this.Options = Mesh.value;
this.Material = this.Options.getMaterial();
this.texture = Mesh.references.bmp;
utilize = Scripts.TempVertex128.Process(ref Mesh.references.list, utilize);
var VertexCount = utilize.Count;
this.VertexBuffer = new byte[VertexCount << 4];
Array IndexBuffer;
var IndexSize = VertexCount > 256 ? VertexCount > (ushort.MaxValue + 1u) ? 4 : 2 : 1;
this.IndexCount = (int)Mesh.references.list.count;
byte IndexElementSize;
uint NextIndex = 0;
if (IndexSize > 1)
{
if (IndexSize > 2)
{
var UIndexBuffer = new uint[IndexCount];
for (viterpos = Mesh.references.list.count, viter = Mesh.references.list.first; viterpos != 0; viter = viter.next, --viterpos)
{
unchecked
{
UIndexBuffer[(int)(Mesh.references.list.count - viterpos)] = viter.index;
if (NextIndex == viter.index)
{
StoreVertex(VertexBuffer, ref viter.value, (int)(NextIndex++) << 4);
}
}
}
IndexBuffer = UIndexBuffer;
IndexElementSize = 4;
}
else
{
var UIndexBuffer = new ushort[IndexCount];
for (viterpos = Mesh.references.list.count, viter = Mesh.references.list.first; viterpos != 0; viter = viter.next, --viterpos)
{
unchecked
{
UIndexBuffer[(int)(Mesh.references.list.count - viterpos)] = (ushort)viter.index;
if (NextIndex == viter.index)
{
StoreVertex(VertexBuffer, ref viter.value, (int)(NextIndex++) << 4);
}
}
}
IndexBuffer = UIndexBuffer;
IndexElementSize = 2;
}
}
else
{
var UIndexBuffer = new byte[IndexCount];
for (viterpos = Mesh.references.list.count, viter = Mesh.references.list.first; viterpos != 0; viter = viter.next, --viterpos)
{
unchecked
{
UIndexBuffer[(int)(Mesh.references.list.count - viterpos)] = (byte)viter.index;
if (NextIndex == viter.index)
{
StoreVertex(VertexBuffer, ref viter.value, (int)(NextIndex++) << 4);
}
}
}
IndexBuffer = UIndexBuffer;
IndexElementSize = 1;
}
this.IndexBuffer = IndexBuffer;
this.IndexElementSize = IndexElementSize;
this.IndicesByteSize = 2 == IndexElementSize ? IndexCount << 1 : 4 == IndexElementSize ? IndexCount << 2 : IndexCount;
DrawLayerMask = (byte)(1 << (Material.drawLayerBillboard & 7));
}