/// <summary>
/// Adds a vertex to the mesh data.
/// </summary>
/// <param name="model">The mesh data.</param>
/// <param name="x">X position of the vertex.</param>
/// <param name="y">Y position of the vertex.</param>
/// <param name="z">Z position of the vertex.</param>
/// <param name="color">The color of the vertex.</param>
public static void AddVertex(MeshData model, float x, float y, float z, int color)
{
model.xyz[model.XyzCount + 0] = x;
model.xyz[model.XyzCount + 1] = y;
model.xyz[model.XyzCount + 2] = z;
model.Rgba[model.RgbaCount + 0] = (byte)(ColorUtil.ColorR(color));
model.Rgba[model.RgbaCount + 1] = (byte)(ColorUtil.ColorG(color));
model.Rgba[model.RgbaCount + 2] = (byte)(ColorUtil.ColorB(color));
model.Rgba[model.RgbaCount + 3] = (byte)(ColorUtil.ColorA(color));
model.VerticesCount++;
}