internal MeshPrimitive(Mesh <TMaterial> owner, Schema2.MeshPrimitive primitive)
: this(owner)
{
_Vertices = primitive.VertexAccessors
.Select(kvp => new VertexAccessor(kvp.Key, kvp.Value))
.ToArray();
for (int i = 0; i < primitive.MorphTargetsCount; ++i)
{
var accessors = primitive.GetMorphTargetAccessors(i)
.Select(kvp => new VertexAccessor(kvp.Key, kvp.Value))
.ToArray();
_MorphAccessors.Add(accessors);
}
_Indices = primitive.IndexAccessor == null ? null : new IndicesAccessor(primitive.IndexAccessor);
_PrimitiveDrawType = primitive.DrawPrimitiveType;
if (primitive.Material != null)
{
if (typeof(TMaterial) == typeof(Schema2.Material))
{
_Material = (TMaterial)(Object)primitive.Material;
}
if (typeof(TMaterial) == typeof(int?))
{
var materialIndex = primitive.Material?.LogicalIndex;
_Material = (TMaterial)(Object)materialIndex;
}
}
}
public void AssignTo(Schema2.MeshPrimitive dstPrim)
{
var dstAccessor = dstPrim.LogicalParent.LogicalParent.CreateAccessor(this.Name);
dstAccessor.SetVertexData(_MemoryAccessor);
dstPrim.SetVertexAccessor(this._MemoryAccessor.Attribute.Name, dstAccessor);
}
public void AssignToSchema(Schema2.MeshPrimitive dstPrim)
{
var dstAccessor = dstPrim.LogicalParent.LogicalParent.CreateAccessor(this.Name);
dstAccessor.SetIndexData(_MemoryAccessor);
dstPrim.IndexAccessor = dstAccessor;
}
internal PrimitiveReport(Schema2.MeshPrimitive prim)
{
var vertices = prim.GetVertexAccessor("POSITION").AsVector3Array();
NumVertices = vertices.Count;
NumPoints = prim.GetPointIndices().Count();
NumLines = prim.GetLineIndices().Count();
NumTriangles = prim.GetTriangleIndices().Count();
Bounds = vertices.GetBounds();
VertexAttributes = prim.VertexAccessors.Keys.ToArray();
}
