public void AddToSurface(IndexedSurface <WallVertex> surface, Vector2 offset)
{
var vertices = new WallVertex[this.vertices.Length];
for (int i = 0; i < this.vertices.Length; i++)
{
vertices[i] = new WallVertex(new Vector3(this.vertices[i] + offset), Vector3.UnitZ);
}
var id = surface.AddVertices(vertices);
var indices = new ushort[this.triangles.Length * 3];
int j = 0;
for (int i = 0; i < this.triangles.Length; i++)
{
var triangle = this.triangles[i];
indices[j++] = (ushort)(triangle.Id0 + id);
indices[j++] = (ushort)(triangle.Id1 + id);
indices[j++] = (ushort)(triangle.Id2 + id);
}
surface.AddIndices(indices);
}
public IndexedSurface <TVertexData> ToIndexedSurface <TVertexData>(
Func <Face.VertexIds, TVertexData> makeVertex)
where TVertexData : struct, IVertexData
{
var surface = new IndexedSurface <TVertexData> {
ClearOnRender = false
};
foreach (var face in this.faces)
{
ushort v0 = surface.AddVertex(makeVertex(face.Ids[0]));
ushort v1 = surface.AddVertex(makeVertex(face.Ids[1]));
for (int i = 2; i < face.Ids.Count; i++)
{
ushort v2 = surface.AddVertex(makeVertex(face.Ids[i]));
surface.AddIndices(v0, v1, v2);
v1 = v2;
}
}
surface.IsStatic = true;
return(surface);
}
