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Identify NANs with isnan()

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In C/C++ NAN == NAN is false, so isnan()
must be used to identify NAN values.
This commit is contained in:
Andras Kucsma 2020-05-10 18:19:54 +02:00
parent c6e840d998
commit 61a3124ca9
1 changed files with 2 additions and 2 deletions
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4
implot.cpp
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@ -104,7 +104,7 @@ inline float Remap(float x, float x0, float x1, float y0, float y1) {
/// Turns NANs to 0s /// Turns NANs to 0s
inline float ConstrainNan(float val) { inline float ConstrainNan(float val) {
return val == NAN || val == -NAN ? 0 : val; return isnan(val) ? 0 : val;
} }
/// Turns INFINITYs to FLT_MAXs /// Turns INFINITYs to FLT_MAXs
@ -119,7 +119,7 @@ inline float ConstrainLog(float val) {
/// Returns true if val is NAN or INFINITY /// Returns true if val is NAN or INFINITY
inline bool NanOrInf(float val) { inline bool NanOrInf(float val) {
return val == INFINITY || val == NAN || val == -INFINITY || val == -NAN; return val == INFINITY || val == -INFINITY || isnan(val);
} }
/// Utility function to that rounds x to powers of 2,5 and 10 for generating axis labels /// Utility function to that rounds x to powers of 2,5 and 10 for generating axis labels