static TextExtensions()
 {
     if (textShader == null)
     {
         textShader = new Shader(vshader, fshader);
         textShader.Compile();
     }
 }
 static SpriteBatch()
 {
     if (spriteShader == null)
     {
         spriteShader = new Shader(vshader, fshader);
         spriteShader.Compile();
     }
     // Create the default camera for the first time
     Default_Camera_Resize_Hook(null, EventArgs.Empty);
     Game.Resize += Default_Camera_Resize_Hook;
 }