egui/crates/egui_demo_app/src/apps/mod.rs

#[cfg(all(feature = "glow", not(feature = "wgpu")))]
mod custom3d_glow;

#[cfg(feature = "wgpu")]
mod custom3d_wgpu;

mod fractal_clock;

#[cfg(feature = "http")]
mod http_app;

#[cfg(all(feature = "glow", not(feature = "wgpu")))]
pub use custom3d_glow::Custom3d;

#[cfg(feature = "wgpu")]
pub use custom3d_wgpu::Custom3d;

pub use fractal_clock::FractalClock;

#[cfg(feature = "http")]
pub use http_app::HttpApp;