pub const GRID_SIZE: f64 = 64.;
pub const FONT_SIZE: f64 = 48.;
pub const BUFFER: f64 = 8.;
pub const RADIUS: f64 = 16.;
pub const CUTOFF: f64 = 0.25;
pub const TEXTURE_SIZE: u32 = 2048;
// 56 is just a magic number, may should be replaced by more reasonable algorithm
pub const ASCENT: f64 = 56.;
pub const GAMMA_COEFFICIENT: f32 = 0.06;

// viewport_size: (width, height)
pub const VIEWPORT_WIDTH: f64 = 1.;
pub const VIEWPORT_HEIGHT: f64 = 1.;
