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Add a comment on cosH bounds

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Pim van Pelt
2019-10-03 08:57:30 +02:00
parent 2c0207b3eb
commit 03d6a36e0a
1 changed files with 4 additions and 1 deletions
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5
src/sun.c
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@ -55,8 +55,11 @@ static float calcSun(int year, int month, int day, float latitude,
(cosDec * cos((M_PI / 180.0f) * latitude)); (cosDec * cos((M_PI / 180.0f) * latitude));
if (cosH > 1) { if (cosH > 1) {
// the sun never rises at this location on the specified date
return 0; return 0;
} else if (cosH < -1) { }
if (cosH < -1) {
// the sun never sets at this location on the specified date
return 0; return 0;
} }