diff options
author | Ansariel Hiller <Ansariel@users.noreply.github.com> | 2024-10-02 19:53:17 +0200 |
---|---|---|
committer | GitHub <noreply@github.com> | 2024-10-02 20:53:17 +0300 |
commit | 13b91ad30633cb50275b1ca4a25522da23107e34 (patch) | |
tree | 313d1f20a077d1095aa6d40f9f7c4b5c1393ce3a /indra/llmath/v4math.h | |
parent | 1d045d7d11118835bb9d5421f71a1b3b9a61cb38 (diff) |
Add a lot of more constexpr; use constants for accessing vector indices in vector math classes (#2766)
Diffstat (limited to 'indra/llmath/v4math.h')
-rw-r--r-- | indra/llmath/v4math.h | 119 |
1 files changed, 60 insertions, 59 deletions
diff --git a/indra/llmath/v4math.h b/indra/llmath/v4math.h index a5b6f506d7..e2092d1277 100644 --- a/indra/llmath/v4math.h +++ b/indra/llmath/v4math.h @@ -38,7 +38,7 @@ class LLQuaternion; // LLVector4 = |x y z w| -static const U32 LENGTHOFVECTOR4 = 4; +static constexpr U32 LENGTHOFVECTOR4 = 4; class LLVector4 { @@ -58,19 +58,19 @@ class LLVector4 LLSD getValue() const { LLSD ret; - ret[0] = mV[0]; - ret[1] = mV[1]; - ret[2] = mV[2]; - ret[3] = mV[3]; + ret[0] = mV[VX]; + ret[1] = mV[VY]; + ret[2] = mV[VZ]; + ret[3] = mV[VW]; return ret; } void setValue(const LLSD& sd) { - mV[0] = (F32)sd[0].asReal(); - mV[1] = (F32)sd[1].asReal(); - mV[2] = (F32)sd[2].asReal(); - mV[3] = (F32)sd[3].asReal(); + mV[VX] = (F32)sd[0].asReal(); + mV[VY] = (F32)sd[1].asReal(); + mV[VZ] = (F32)sd[2].asReal(); + mV[VW] = (F32)sd[3].asReal(); } @@ -231,7 +231,7 @@ inline bool LLVector4::isFinite() const // Clear and Assignment Functions -inline void LLVector4::clear(void) +inline void LLVector4::clear() { mV[VX] = 0.f; mV[VY] = 0.f; @@ -240,7 +240,7 @@ inline void LLVector4::clear(void) } // deprecated -inline void LLVector4::clearVec(void) +inline void LLVector4::clearVec() { mV[VX] = 0.f; mV[VY] = 0.f; @@ -249,7 +249,7 @@ inline void LLVector4::clearVec(void) } // deprecated -inline void LLVector4::zeroVec(void) +inline void LLVector4::zeroVec() { mV[VX] = 0.f; mV[VY] = 0.f; @@ -273,7 +273,7 @@ inline void LLVector4::set(F32 x, F32 y, F32 z, F32 w) mV[VW] = w; } -inline void LLVector4::set(const LLVector4 &vec) +inline void LLVector4::set(const LLVector4& vec) { mV[VX] = vec.mV[VX]; mV[VY] = vec.mV[VY]; @@ -281,7 +281,7 @@ inline void LLVector4::set(const LLVector4 &vec) mV[VW] = vec.mV[VW]; } -inline void LLVector4::set(const LLVector3 &vec, F32 w) +inline void LLVector4::set(const LLVector3& vec, F32 w) { mV[VX] = vec.mV[VX]; mV[VY] = vec.mV[VY]; @@ -289,7 +289,7 @@ inline void LLVector4::set(const LLVector3 &vec, F32 w) mV[VW] = w; } -inline void LLVector4::set(const F32 *vec) +inline void LLVector4::set(const F32* vec) { mV[VX] = vec[VX]; mV[VY] = vec[VY]; @@ -317,7 +317,7 @@ inline void LLVector4::setVec(F32 x, F32 y, F32 z, F32 w) } // deprecated -inline void LLVector4::setVec(const LLVector4 &vec) +inline void LLVector4::setVec(const LLVector4& vec) { mV[VX] = vec.mV[VX]; mV[VY] = vec.mV[VY]; @@ -326,7 +326,7 @@ inline void LLVector4::setVec(const LLVector4 &vec) } // deprecated -inline void LLVector4::setVec(const LLVector3 &vec, F32 w) +inline void LLVector4::setVec(const LLVector3& vec, F32 w) { mV[VX] = vec.mV[VX]; mV[VY] = vec.mV[VY]; @@ -335,7 +335,7 @@ inline void LLVector4::setVec(const LLVector3 &vec, F32 w) } // deprecated -inline void LLVector4::setVec(const F32 *vec) +inline void LLVector4::setVec(const F32* vec) { mV[VX] = vec[VX]; mV[VY] = vec[VY]; @@ -345,75 +345,75 @@ inline void LLVector4::setVec(const F32 *vec) // LLVector4 Magnitude and Normalization Functions -inline F32 LLVector4::length(void) const +inline F32 LLVector4::length() const { - return (F32) sqrt(mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]); + return sqrt(mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]); } -inline F32 LLVector4::lengthSquared(void) const +inline F32 LLVector4::lengthSquared() const { return mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]; } -inline F32 LLVector4::magVec(void) const +inline F32 LLVector4::magVec() const { - return (F32) sqrt(mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]); + return sqrt(mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]); } -inline F32 LLVector4::magVecSquared(void) const +inline F32 LLVector4::magVecSquared() const { return mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]; } // LLVector4 Operators -inline LLVector4 operator+(const LLVector4 &a, const LLVector4 &b) +inline LLVector4 operator+(const LLVector4& a, const LLVector4& b) { LLVector4 c(a); return c += b; } -inline LLVector4 operator-(const LLVector4 &a, const LLVector4 &b) +inline LLVector4 operator-(const LLVector4& a, const LLVector4& b) { LLVector4 c(a); return c -= b; } -inline F32 operator*(const LLVector4 &a, const LLVector4 &b) +inline F32 operator*(const LLVector4& a, const LLVector4& b) { return (a.mV[VX]*b.mV[VX] + a.mV[VY]*b.mV[VY] + a.mV[VZ]*b.mV[VZ]); } -inline LLVector4 operator%(const LLVector4 &a, const LLVector4 &b) +inline LLVector4 operator%(const LLVector4& a, const LLVector4& b) { return LLVector4(a.mV[VY]*b.mV[VZ] - b.mV[VY]*a.mV[VZ], a.mV[VZ]*b.mV[VX] - b.mV[VZ]*a.mV[VX], a.mV[VX]*b.mV[VY] - b.mV[VX]*a.mV[VY]); } -inline LLVector4 operator/(const LLVector4 &a, F32 k) +inline LLVector4 operator/(const LLVector4& a, F32 k) { F32 t = 1.f / k; return LLVector4( a.mV[VX] * t, a.mV[VY] * t, a.mV[VZ] * t ); } -inline LLVector4 operator*(const LLVector4 &a, F32 k) +inline LLVector4 operator*(const LLVector4& a, F32 k) { return LLVector4( a.mV[VX] * k, a.mV[VY] * k, a.mV[VZ] * k ); } -inline LLVector4 operator*(F32 k, const LLVector4 &a) +inline LLVector4 operator*(F32 k, const LLVector4& a) { return LLVector4( a.mV[VX] * k, a.mV[VY] * k, a.mV[VZ] * k ); } -inline bool operator==(const LLVector4 &a, const LLVector4 &b) +inline bool operator==(const LLVector4& a, const LLVector4& b) { return ( (a.mV[VX] == b.mV[VX]) &&(a.mV[VY] == b.mV[VY]) &&(a.mV[VZ] == b.mV[VZ])); } -inline bool operator!=(const LLVector4 &a, const LLVector4 &b) +inline bool operator!=(const LLVector4& a, const LLVector4& b) { return ( (a.mV[VX] != b.mV[VX]) ||(a.mV[VY] != b.mV[VY]) @@ -421,7 +421,7 @@ inline bool operator!=(const LLVector4 &a, const LLVector4 &b) ||(a.mV[VW] != b.mV[VW]) ); } -inline const LLVector4& operator+=(LLVector4 &a, const LLVector4 &b) +inline const LLVector4& operator+=(LLVector4& a, const LLVector4& b) { a.mV[VX] += b.mV[VX]; a.mV[VY] += b.mV[VY]; @@ -429,7 +429,7 @@ inline const LLVector4& operator+=(LLVector4 &a, const LLVector4 &b) return a; } -inline const LLVector4& operator-=(LLVector4 &a, const LLVector4 &b) +inline const LLVector4& operator-=(LLVector4& a, const LLVector4& b) { a.mV[VX] -= b.mV[VX]; a.mV[VY] -= b.mV[VY]; @@ -437,14 +437,14 @@ inline const LLVector4& operator-=(LLVector4 &a, const LLVector4 &b) return a; } -inline const LLVector4& operator%=(LLVector4 &a, const LLVector4 &b) +inline const LLVector4& operator%=(LLVector4& a, const LLVector4& b) { LLVector4 ret(a.mV[VY]*b.mV[VZ] - b.mV[VY]*a.mV[VZ], a.mV[VZ]*b.mV[VX] - b.mV[VZ]*a.mV[VX], a.mV[VX]*b.mV[VY] - b.mV[VX]*a.mV[VY]); a = ret; return a; } -inline const LLVector4& operator*=(LLVector4 &a, F32 k) +inline const LLVector4& operator*=(LLVector4& a, F32 k) { a.mV[VX] *= k; a.mV[VY] *= k; @@ -452,7 +452,7 @@ inline const LLVector4& operator*=(LLVector4 &a, F32 k) return a; } -inline const LLVector4& operator/=(LLVector4 &a, F32 k) +inline const LLVector4& operator/=(LLVector4& a, F32 k) { F32 t = 1.f / k; a.mV[VX] *= t; @@ -461,24 +461,24 @@ inline const LLVector4& operator/=(LLVector4 &a, F32 k) return a; } -inline LLVector4 operator-(const LLVector4 &a) +inline LLVector4 operator-(const LLVector4& a) { return LLVector4( -a.mV[VX], -a.mV[VY], -a.mV[VZ] ); } -inline F32 dist_vec(const LLVector4 &a, const LLVector4 &b) +inline F32 dist_vec(const LLVector4& a, const LLVector4& b) { LLVector4 vec = a - b; return (vec.length()); } -inline F32 dist_vec_squared(const LLVector4 &a, const LLVector4 &b) +inline F32 dist_vec_squared(const LLVector4& a, const LLVector4& b) { LLVector4 vec = a - b; return (vec.lengthSquared()); } -inline LLVector4 lerp(const LLVector4 &a, const LLVector4 &b, F32 u) +inline LLVector4 lerp(const LLVector4& a, const LLVector4& b, F32 u) { return LLVector4( a.mV[VX] + (b.mV[VX] - a.mV[VX]) * u, @@ -487,9 +487,9 @@ inline LLVector4 lerp(const LLVector4 &a, const LLVector4 &b, F32 u) a.mV[VW] + (b.mV[VW] - a.mV[VW]) * u); } -inline F32 LLVector4::normalize(void) +inline F32 LLVector4::normalize() { - F32 mag = (F32) sqrt(mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]); + F32 mag = sqrt(mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]); F32 oomag; if (mag > FP_MAG_THRESHOLD) @@ -501,18 +501,18 @@ inline F32 LLVector4::normalize(void) } else { - mV[0] = 0.f; - mV[1] = 0.f; - mV[2] = 0.f; - mag = 0; + mV[VX] = 0.f; + mV[VY] = 0.f; + mV[VZ] = 0.f; + mag = 0.f; } return (mag); } // deprecated -inline F32 LLVector4::normVec(void) +inline F32 LLVector4::normVec() { - F32 mag = (F32) sqrt(mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]); + F32 mag = sqrt(mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]); F32 oomag; if (mag > FP_MAG_THRESHOLD) @@ -524,22 +524,23 @@ inline F32 LLVector4::normVec(void) } else { - mV[0] = 0.f; - mV[1] = 0.f; - mV[2] = 0.f; - mag = 0; + mV[VX] = 0.f; + mV[VY] = 0.f; + mV[VZ] = 0.f; + mag = 0.f; } return (mag); } // Because apparently some parts of the viewer use this for color info. -inline const LLVector4 srgbVector4(const LLVector4 &a) { +inline const LLVector4 srgbVector4(const LLVector4& a) +{ LLVector4 srgbColor; - srgbColor.mV[0] = linearTosRGB(a.mV[0]); - srgbColor.mV[1] = linearTosRGB(a.mV[1]); - srgbColor.mV[2] = linearTosRGB(a.mV[2]); - srgbColor.mV[3] = a.mV[3]; + srgbColor.mV[VX] = linearTosRGB(a.mV[VX]); + srgbColor.mV[VY] = linearTosRGB(a.mV[VY]); + srgbColor.mV[VZ] = linearTosRGB(a.mV[VZ]); + srgbColor.mV[VW] = a.mV[VW]; return srgbColor; } |