use NANs instead of zeros

2022-02-16 12:07:23 -05:00 · 2022-02-16 12:07:23 -05:00 · 589ceb60a3
commit 589ceb60a3
parent fcd7d985d6
1 changed files with 2 additions and 2 deletions
--- a/src/lib.rs
+++ b/src/lib.rs
@ -219,10 +219,10 @@ impl ChartManager {
                if !y.is_nan() {
                    (x, x2, y)
                } else {
-                    (0.0, 0.0, 0.0)
+                    (f32::NAN, f32::NAN, f32::NAN)
                }
            })
-            .filter(|ele| ele != &(0.0, 0.0, 0.0))
+            .filter(|ele| ele != &(f32::NAN, f32::NAN, f32::NAN))
            .collect();
        let area: f32 = data2.iter().map(|(_, _, y)| y * step).sum(); // sum of all rectangles' areas
        (data2, area)