Fix issue #143

38 · 38 · commit 6f7a23def64e · 2020-05-15T13:11:11.000-06:00
diff --git a/src/coord/logarithmic.rs b/src/coord/logarithmic.rs
@@ -88,10 +88,12 @@ impl<V: LogScalable> Ranged for LogCoord<V> {
     }
 
     fn key_points(&self, max_points: usize) -> Vec<Self::ValueType> {
-        let tier_1 = (self.logic.end.as_f64() / self.logic.start.as_f64())
+        let mut tier_1 = (self.logic.end.as_f64() / self.logic.start.as_f64())
             .log10()
             .abs()
-            .floor() as usize;
+            .floor()
+            .max(1.0) as usize;
+            
         let tier_2_density = if max_points < tier_1 {
             0
         } else {

Original file line number	Diff line number	Diff line change
`@@ -88,10 +88,12 @@ impl<V: LogScalable> Ranged for LogCoord<V> {`
`88`	`88`	`}`
`89`	`89`
`90`	`90`	`fn key_points(&self, max_points: usize) -> Vec<Self::ValueType> {`
`91`		`- let tier_1 = (self.logic.end.as_f64() / self.logic.start.as_f64())`
	`91`	`+ let mut tier_1 = (self.logic.end.as_f64() / self.logic.start.as_f64())`
`92`	`92`	`.log10()`
`93`	`93`	`.abs()`
`94`		`- .floor() as usize;`
	`94`	`+ .floor()`
	`95`	`+ .max(1.0) as usize;`
	`96`	`+`
`95`	`97`	`let tier_2_density = if max_points < tier_1 {`
`96`	`98`	`0`
`97`	`99`	`} else {`