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- Clamp the return value in PitchToHoriz() between the range of an INT32 value, and fix some math in the PitchToBAM() and BAMToPitch() inlines.

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This commit is contained in:
Mitch Richters 2021-12-06 17:31:00 +11:00
parent acf38f7a21
commit cb91e23c75
1 changed files with 3 additions and 3 deletions
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6
source/core/binaryangle.h
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@ -226,9 +226,9 @@ inline FSerializer &Serialize(FSerializer &arc, const char *key, binangle &obj,
inline double HorizToPitch(double horiz) { return atan2(horiz, 128) * (180. / pi::pi()); }
inline double HorizToPitch(fixed_t q16horiz) { return atan2(q16horiz, IntToFixed(128)) * (180. / pi::pi()); }
inline fixed_t PitchToHoriz(double pitch) { return xs_CRoundToInt(IntToFixed(128) * tan(pitch * (pi::pi() / 180.))); }
inline int32_t PitchToBAM(double pitch) { return xs_CRoundToInt(clamp<double>(pitch * (1073741823.5 / 45.), -INT32_MAX, INT32_MAX)); }
inline constexpr double BAMToPitch(int32_t bam) { return bam * (45. / 1073741823.5); }
inline fixed_t PitchToHoriz(double pitch) { return xs_CRoundToInt(clamp<double>(IntToFixed(128) * tan(pitch * (pi::pi() / 180.)), INT32_MIN, INT32_MAX)); }
inline int32_t PitchToBAM(double pitch) { return xs_CRoundToInt(clamp<double>(pitch * (0x80000000u / 90.), INT32_MIN, INT32_MAX)); }
inline constexpr double BAMToPitch(int32_t bam) { return bam * (90. / 0x80000000u); }
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