void Begin()
{
editor = new Editor(this);
Program.NewEditorInstance(editor);
VSync = VSyncMode.Off;
screenClearProgram = new ShaderProgram(screenClearVertex, screenClearFragment);
screenClearMesh = new Mesh(screenClearProgram);
screenClearMesh.GetAttribute <Vector2>("vertexPosition").Data = new Vector2[]
{
new Vector2(-1f, -1f),
new Vector2(1f, -1f),
new Vector2(1f, 1f),
new Vector2(-1f, 1f)
};
EMesh.CompileProgram();
}
