fix: scale not affecting tile_res with --hr (#25)

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "spritter"
-version = "0.5.1"
+version = "0.5.2"
 edition = "2021"
 authors = ["fgardt <[email protected]>"]
 description = "Spritesheet generator for factorio"

src/main.rs

@@ -250,11 +250,13 @@ impl SpritesheetArgs {
     }
 
     fn tile_res(&self) -> usize {
-        if self.hr {
-            64
+        let res = if self.hr {
+            64.0
         } else {
-            (self.tile_resolution as f64 * self.scale).round() as usize
-        }
+            self.tile_resolution as f64
+        };
+
+        (res * self.scale).round() as usize
     }
 }