Add expansion method to matrix

messense · Jan 30, 2025 · aed1f1b · aed1f1b
1 parent 7d01aa4
commit aed1f1b
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/matrix.rs b/src/matrix.rs
@@ -139,6 +139,10 @@ impl Matrix {
         self.d += h * b;
         self
     }
+
+    pub fn expansion(&self) -> f32 {
+        (self.a * self.d - self.b * self.c).abs().sqrt()
+    }
 }
 
 impl Default for Matrix {