Add constant for the grid accuracy

0.5 was used as a magical number throughout the code for that until now,
which I now changed.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/tool/wall_tool.rs b/src/tool/wall_tool.rs
index e815484..157f626 100644
--- a/src/tool/wall_tool.rs
+++ b/src/tool/wall_tool.rs
@@ -1,7 +1,7 @@
 use super::Tool;
 use crate::button::Button;
 use crate::config::{ToolKeybindings, WallToolKeybindings};
-use crate::grid::snap_to_grid;
+use crate::grid::{snap_to_grid, SNAP_SIZE};
 use crate::map_data::MapData;
 use crate::math::Vec2;
 use crate::transform::Transform;
@@ -27,7 +27,7 @@ impl Tool for WallTool {
     fn active_update(&mut self, map_data: &mut MapData, rl: &RaylibHandle, transform: &Transform) {
         let mouse_pos_m = transform.point_px_to_m(rl.get_mouse_position().into());
         if let Some((_, ref mut pos2)) = &mut self.unfinished_wall {
-            *pos2 = snap_to_grid(mouse_pos_m, 0.5);
+            *pos2 = snap_to_grid(mouse_pos_m, SNAP_SIZE);
         }
 
         if self.keybindings.finish_segment.is_pressed(rl) && self.unfinished_wall.is_some() {
@@ -35,7 +35,7 @@ impl Tool for WallTool {
             map_data.walls_mut().push((pos1, pos2));
             self.unfinished_wall = Some((pos2, pos2));
         } else if self.keybindings.start_wall.is_pressed(rl) {
-            let snapped_mouse_pos = snap_to_grid(mouse_pos_m, 0.5);
+            let snapped_mouse_pos = snap_to_grid(mouse_pos_m, SNAP_SIZE);
             self.unfinished_wall = Some((snapped_mouse_pos, snapped_mouse_pos))
         }