diff options
Diffstat (limited to 'indra/llmath/v2math.h')
| -rw-r--r-- | indra/llmath/v2math.h | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/indra/llmath/v2math.h b/indra/llmath/v2math.h index f9f1c024f2..35fd1b6048 100644 --- a/indra/llmath/v2math.h +++ b/indra/llmath/v2math.h @@ -73,6 +73,8 @@ class LLVector2 void setVec(const LLVector2 &vec); // deprecated void setVec(const F32 *vec); // deprecated + inline bool isFinite() const; // checks to see if all values of LLVector2 are finite + F32 length() const; // Returns magnitude of LLVector2 F32 lengthSquared() const; // Returns magnitude squared of LLVector2 F32 normalize(); // Normalizes and returns the magnitude of LLVector2 @@ -218,11 +220,12 @@ inline void LLVector2::setVec(const F32 *vec) mV[VY] = vec[VY]; } + // LLVector2 Magnitude and Normalization Functions inline F32 LLVector2::length(void) const { - return fsqrtf(mV[0]*mV[0] + mV[1]*mV[1]); + return (F32) sqrt(mV[0]*mV[0] + mV[1]*mV[1]); } inline F32 LLVector2::lengthSquared(void) const @@ -232,7 +235,7 @@ inline F32 LLVector2::lengthSquared(void) const inline F32 LLVector2::normalize(void) { - F32 mag = fsqrtf(mV[0]*mV[0] + mV[1]*mV[1]); + F32 mag = (F32) sqrt(mV[0]*mV[0] + mV[1]*mV[1]); F32 oomag; if (mag > FP_MAG_THRESHOLD) @@ -250,10 +253,16 @@ inline F32 LLVector2::normalize(void) return (mag); } +// checker +inline bool LLVector2::isFinite() const +{ + return (llfinite(mV[VX]) && llfinite(mV[VY])); +} + // deprecated inline F32 LLVector2::magVec(void) const { - return fsqrtf(mV[0]*mV[0] + mV[1]*mV[1]); + return (F32) sqrt(mV[0]*mV[0] + mV[1]*mV[1]); } // deprecated @@ -265,7 +274,7 @@ inline F32 LLVector2::magVecSquared(void) const // deprecated inline F32 LLVector2::normVec(void) { - F32 mag = fsqrtf(mV[0]*mV[0] + mV[1]*mV[1]); + F32 mag = (F32) sqrt(mV[0]*mV[0] + mV[1]*mV[1]); F32 oomag; if (mag > FP_MAG_THRESHOLD) |