/// <summary>
/// Clears the current mesh and recalculates it from scratch.
/// Does all required culling based on the chunks passed into it.
/// Does not create the actual mesh yet; this only calculates it.
/// </summary>
private void CreateFaces()
{
List <BlockLight> lightList = RenderService.GetAllLightsWithinMaxRange(
associatedChunkMeshCluster.chunk.WorldPosition());
// Resist the urge to remove the lists and convert this all to a two-step system of counting the faces and
// then initializing the arrays to the proper size. Adjacent chunks can change while this calculation is
// happening, which can result in mis-counts.
verticesList.Clear();
uvList.Clear();
trianglesList.Clear();
normalsList.Clear();
colorList.Clear();
meshArraysIndex = 0;
for (byte xIttr = 0; xIttr < Chunk.SIZE; xIttr++)
{
for (byte zIttr = 0; zIttr < Chunk.SIZE; zIttr++)
{
for (int yIttr = Chunk.SIZE - 1; yIttr >= 0; yIttr--)
{
CreateFacesAtPosition(xIttr, yIttr, zIttr, lightList);
}
}
}
}
