wouter/rtl-gopow
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fixed bug where an infinity sample messed up the render

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This commit is contained in:
David Högborg
2015-07-19 09:58:31 +02:00
parent 0c18fc145d
commit f08490122c
1 changed files with 6 additions and 4 deletions
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10
internal/gopow/line.go
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@@ -1,6 +1,7 @@
package gopow package gopow
import ( import (
"math"
"strconv" "strconv"
"strings" "strings"
"time" "time"
@@ -108,9 +109,9 @@ func (l *LineComplex) AddSamples(line *LineComplex) {
func (l *LineComplex) HighSample() float64 { func (l *LineComplex) HighSample() float64 {
high := float64(-99999) high := float64(math.MaxFloat64 * -1)
for _, sample := range l.Samples { for _, sample := range l.Samples {
if sample > high { if sample > high && !math.IsInf(sample, 0) {
high = sample high = sample
} }
} }
@@ -119,9 +120,10 @@ func (l *LineComplex) HighSample() float64 {
} }
func (l *LineComplex) LowSample() float64 { func (l *LineComplex) LowSample() float64 {
low := float64(99999)
low := float64(math.MaxFloat64)
for _, sample := range l.Samples { for _, sample := range l.Samples {
if sample < low { if sample < low && !math.IsInf(sample, 0) {
low = sample low = sample
} }
} }