protected HexMapMesh(GraphicsDevice gd, List <Hexagon> hexes, IGeometryBuilder builder, Texture2D texture)
{
Interlocked.Increment(ref meshCounter);
Texture = texture;
Hexes = hexes;
PatchID = meshCounter;
Vertices = new List <VertexPositionNormalTexture>();
Indices = new List <uint>();
TriangleCount = hexes.Count * 6;
HexSize = hexes[0].Geometry.HexWidth;
foreach (var hexagon in hexes)
{
hexagon.PatchID = PatchID;
}
builder.BuildGeometry(hexes, Vertices, Indices);
BoundingBox = hexes[0].Geometry.BoundingBox;
foreach (var hexagon in hexes.Skip(1))
{
BoundingBox = BoundingBox.CreateMerged(BoundingBox, hexagon.Geometry.BoundingBox);
}
VertexBuffer = new VertexBuffer(gd, typeof(VertexPositionNormalTexture), Vertices.Count, BufferUsage.WriteOnly);
var vpcs = Vertices.ToArray();
builder.GenerateNormals(vpcs, Indices);
VertexBuffer.SetData(vpcs);
IndexBuffer = new IndexBuffer(gd, IndexElementSize.ThirtyTwoBits, Indices.Count, BufferUsage.WriteOnly);
IndexBuffer.SetData(Indices.ToArray());
Grid = new HexGrid(gd, Hexes, Color.Gray);
}
