internal LodFactory(PartFactory part, NodeCollection lodNode, int index, float threshold)
{
Part = part;
_lodNode = lodNode;
_index = index;
if (threshold > 0 && threshold < float.PositiveInfinity)
{
// OPT LOD thresholds are based on distance. Unity is based on screen height.
_threshold = (float)(1 / (DetailImprovementFudgeFactor * Math.Atan(1 / threshold)));
}
else
{
_threshold = 0;
}
}
private void CraftFactoryImpl()
{
// Determine total size of the craft. Used for LOD size.
bool foundDescriptor = false;
Vector3 upperBound = new Vector3(); // upper bound
Vector3 lowerBound = new Vector3(); // lower bound
foreach (var descriptor in Opt.OfType <PartDescriptor <Vector3> >())
{
var huc = descriptor.HitboxUpperCorner;
var hlc = descriptor.HitboxLowerCorner;
// In case origin is outside of all hitbox demensions,
// set the bounds based on first hitbox found and expand from there.
if (foundDescriptor)
{
upperBound = Vector3.Max(upperBound, huc);
lowerBound = Vector3.Min(lowerBound, hlc);
}
else
{
upperBound = new Vector3(huc.x, huc.y, huc.z);
lowerBound = new Vector3(hlc.x, hlc.y, hlc.z);
foundDescriptor = true;
}
}
if (foundDescriptor)
{
Size = (upperBound - lowerBound).magnitude;
}
else
{
// TODO: Vertex based size calculation
Size = float.PositiveInfinity;
}
foreach (NodeCollection shipPart in Opt.RootNodes.OfType <NodeCollection>())
{
var factory = new PartFactory(this, shipPart);
if (null == factory.descriptor || null == TargetingGroupBase)
{
nonTargetGroupedParts.Add(factory);
factory.CreateChildTarget = true;
}
else
{
var groupTuple = new DistinctTargetGroupTuple(factory.descriptor);
if (targetGroups.TryGetValue(groupTuple, out TargetGroupFactory group))
{
group.Add(factory);
}
else
{
group = new TargetGroupFactory(groupTuple, this);
group.Add(factory);
targetGroups.Add(groupTuple, group);
}
}
}
textures = Opt.OfType <XWOpt.OptNode.Texture>().ToList();
TextureAtlas = new TextureAtlas(textures, PartShader, "OPT Craft Atlas", Opt.Version, makeEmissiveTexture ? emissiveExponent : (float?)null);
}
internal void Add(PartFactory part)
{
parts.Add(part);
}
