/// <summary>
/// Initializes a new instance of the <see cref="BaseGrid"/> class.
/// </summary>
public BaseGrid()
{
_shader = (BaseGridShader)RenderCache.Instance.GetShader(EverlookShader.BaseGrid);
this.ActorTransform = new Transform();
this.IsInitialized = false;
}
/// <summary>
/// Creates a cached shader for the specifed shader, using the specified shader enumeration
/// as a lookup key.
/// </summary>
private ShaderProgram CreateCachedShader(EverlookShader shader)
{
if (!Enum.IsDefined(typeof(EverlookShader), shader))
{
throw new ArgumentException("An unknown shader was passed to the rendering cache.", nameof(shader));
}
Log.Info($"Creating cached shader for \"{shader}\"");
ShaderProgram shaderProgram;
switch (shader)
{
case EverlookShader.Plain2D:
{
shaderProgram = new Plain2DShader();
break;
}
case EverlookShader.WorldModel:
{
shaderProgram = new WorldModelShader();
break;
}
case EverlookShader.BoundingBox:
{
shaderProgram = new BoundingBoxShader();
break;
}
case EverlookShader.GameModel:
{
shaderProgram = new GameModelShader();
break;
}
case EverlookShader.BaseGrid:
{
shaderProgram = new BaseGridShader();
break;
}
default:
{
throw new ArgumentOutOfRangeException
(
nameof(shader),
"No implemented shader class for this shader."
);
}
}
_shaderCache.Add(shader, shaderProgram);
return(shaderProgram);
}
