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-rw-r--r--indra/llmath/v4math.h562
1 files changed, 281 insertions, 281 deletions
diff --git a/indra/llmath/v4math.h b/indra/llmath/v4math.h
index b8835ba2e4..7f0020af6b 100644
--- a/indra/llmath/v4math.h
+++ b/indra/llmath/v4math.h
@@ -1,25 +1,25 @@
-/**
+/**
* @file v4math.h
* @brief LLVector4 class header file.
*
* $LicenseInfo:firstyear=2000&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
- *
+ *
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
- *
+ *
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
- *
+ *
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
+ *
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
@@ -42,28 +42,28 @@ static const U32 LENGTHOFVECTOR4 = 4;
class LLVector4
{
- public:
- F32 mV[LENGTHOFVECTOR4];
- LLVector4(); // Initializes LLVector4 to (0, 0, 0, 1)
- explicit LLVector4(const F32 *vec); // Initializes LLVector4 to (vec[0]. vec[1], vec[2], vec[3])
- explicit LLVector4(const F64 *vec); // Initialized LLVector4 to ((F32) vec[0], (F32) vec[1], (F32) vec[3], (F32) vec[4]);
+ public:
+ F32 mV[LENGTHOFVECTOR4];
+ LLVector4(); // Initializes LLVector4 to (0, 0, 0, 1)
+ explicit LLVector4(const F32 *vec); // Initializes LLVector4 to (vec[0]. vec[1], vec[2], vec[3])
+ explicit LLVector4(const F64 *vec); // Initialized LLVector4 to ((F32) vec[0], (F32) vec[1], (F32) vec[3], (F32) vec[4]);
explicit LLVector4(const LLVector2 &vec);
explicit LLVector4(const LLVector2 &vec, F32 z, F32 w);
- explicit LLVector4(const LLVector3 &vec); // Initializes LLVector4 to (vec, 1)
- explicit LLVector4(const LLVector3 &vec, F32 w); // Initializes LLVector4 to (vec, w)
+ explicit LLVector4(const LLVector3 &vec); // Initializes LLVector4 to (vec, 1)
+ explicit LLVector4(const LLVector3 &vec, F32 w); // Initializes LLVector4 to (vec, w)
explicit LLVector4(const LLSD &sd);
- LLVector4(F32 x, F32 y, F32 z); // Initializes LLVector4 to (x. y, z, 1)
- LLVector4(F32 x, F32 y, F32 z, F32 w);
-
- LLSD getValue() const
- {
- LLSD ret;
- ret[0] = mV[0];
- ret[1] = mV[1];
- ret[2] = mV[2];
- ret[3] = mV[3];
- return ret;
- }
+ LLVector4(F32 x, F32 y, F32 z); // Initializes LLVector4 to (x. y, z, 1)
+ LLVector4(F32 x, F32 y, F32 z, F32 w);
+
+ LLSD getValue() const
+ {
+ LLSD ret;
+ ret[0] = mV[0];
+ ret[1] = mV[1];
+ ret[2] = mV[2];
+ ret[3] = mV[3];
+ return ret;
+ }
void setValue(const LLSD& sd)
{
@@ -74,118 +74,118 @@ class LLVector4
}
- inline BOOL isFinite() const; // checks to see if all values of LLVector3 are finite
-
- inline void clear(); // Clears LLVector4 to (0, 0, 0, 1)
- inline void clearVec(); // deprecated
- inline void zeroVec(); // deprecated
-
- inline void set(F32 x, F32 y, F32 z); // Sets LLVector4 to (x, y, z, 1)
- inline void set(F32 x, F32 y, F32 z, F32 w); // Sets LLVector4 to (x, y, z, w)
- inline void set(const LLVector4 &vec); // Sets LLVector4 to vec
- inline void set(const LLVector3 &vec, F32 w = 1.f); // Sets LLVector4 to LLVector3 vec
- inline void set(const F32 *vec); // Sets LLVector4 to vec
-
- inline void setVec(F32 x, F32 y, F32 z); // deprecated
- inline void setVec(F32 x, F32 y, F32 z, F32 w); // deprecated
- inline void setVec(const LLVector4 &vec); // deprecated
- inline void setVec(const LLVector3 &vec, F32 w = 1.f); // deprecated
- inline void setVec(const F32 *vec); // deprecated
-
- F32 length() const; // Returns magnitude of LLVector4
- F32 lengthSquared() const; // Returns magnitude squared of LLVector4
- F32 normalize(); // Normalizes and returns the magnitude of LLVector4
-
- F32 magVec() const; // deprecated
- F32 magVecSquared() const; // deprecated
- F32 normVec(); // deprecated
-
- // Sets all values to absolute value of their original values
- // Returns TRUE if data changed
- BOOL abs();
-
- BOOL isExactlyClear() const { return (mV[VW] == 1.0f) && !mV[VX] && !mV[VY] && !mV[VZ]; }
- BOOL isExactlyZero() const { return !mV[VW] && !mV[VX] && !mV[VY] && !mV[VZ]; }
-
- const LLVector4& rotVec(F32 angle, const LLVector4 &vec); // Rotates about vec by angle radians
- const LLVector4& rotVec(F32 angle, F32 x, F32 y, F32 z); // Rotates about x,y,z by angle radians
- const LLVector4& rotVec(const LLMatrix4 &mat); // Rotates by MAT4 mat
- const LLVector4& rotVec(const LLQuaternion &q); // Rotates by QUAT q
-
- const LLVector4& scaleVec(const LLVector4& vec); // Scales component-wise by vec
-
- F32 operator[](int idx) const { return mV[idx]; }
- F32 &operator[](int idx) { return mV[idx]; }
-
- friend std::ostream& operator<<(std::ostream& s, const LLVector4 &a); // Print a
- friend LLVector4 operator+(const LLVector4 &a, const LLVector4 &b); // Return vector a + b
- friend LLVector4 operator-(const LLVector4 &a, const LLVector4 &b); // Return vector a minus b
- friend F32 operator*(const LLVector4 &a, const LLVector4 &b); // Return a dot b
- friend LLVector4 operator%(const LLVector4 &a, const LLVector4 &b); // Return a cross b
- friend LLVector4 operator/(const LLVector4 &a, F32 k); // Return a divided by scaler k
- friend LLVector4 operator*(const LLVector4 &a, F32 k); // Return a times scaler k
- friend LLVector4 operator*(F32 k, const LLVector4 &a); // Return a times scaler k
- friend bool operator==(const LLVector4 &a, const LLVector4 &b); // Return a == b
- friend bool operator!=(const LLVector4 &a, const LLVector4 &b); // Return a != b
-
- friend const LLVector4& operator+=(LLVector4 &a, const LLVector4 &b); // Return vector a + b
- friend const LLVector4& operator-=(LLVector4 &a, const LLVector4 &b); // Return vector a minus b
- friend const LLVector4& operator%=(LLVector4 &a, const LLVector4 &b); // Return a cross b
- friend const LLVector4& operator*=(LLVector4 &a, F32 k); // Return a times scaler k
- friend const LLVector4& operator/=(LLVector4 &a, F32 k); // Return a divided by scaler k
-
- friend LLVector4 operator-(const LLVector4 &a); // Return vector -a
+ inline BOOL isFinite() const; // checks to see if all values of LLVector3 are finite
+
+ inline void clear(); // Clears LLVector4 to (0, 0, 0, 1)
+ inline void clearVec(); // deprecated
+ inline void zeroVec(); // deprecated
+
+ inline void set(F32 x, F32 y, F32 z); // Sets LLVector4 to (x, y, z, 1)
+ inline void set(F32 x, F32 y, F32 z, F32 w); // Sets LLVector4 to (x, y, z, w)
+ inline void set(const LLVector4 &vec); // Sets LLVector4 to vec
+ inline void set(const LLVector3 &vec, F32 w = 1.f); // Sets LLVector4 to LLVector3 vec
+ inline void set(const F32 *vec); // Sets LLVector4 to vec
+
+ inline void setVec(F32 x, F32 y, F32 z); // deprecated
+ inline void setVec(F32 x, F32 y, F32 z, F32 w); // deprecated
+ inline void setVec(const LLVector4 &vec); // deprecated
+ inline void setVec(const LLVector3 &vec, F32 w = 1.f); // deprecated
+ inline void setVec(const F32 *vec); // deprecated
+
+ F32 length() const; // Returns magnitude of LLVector4
+ F32 lengthSquared() const; // Returns magnitude squared of LLVector4
+ F32 normalize(); // Normalizes and returns the magnitude of LLVector4
+
+ F32 magVec() const; // deprecated
+ F32 magVecSquared() const; // deprecated
+ F32 normVec(); // deprecated
+
+ // Sets all values to absolute value of their original values
+ // Returns TRUE if data changed
+ BOOL abs();
+
+ BOOL isExactlyClear() const { return (mV[VW] == 1.0f) && !mV[VX] && !mV[VY] && !mV[VZ]; }
+ BOOL isExactlyZero() const { return !mV[VW] && !mV[VX] && !mV[VY] && !mV[VZ]; }
+
+ const LLVector4& rotVec(F32 angle, const LLVector4 &vec); // Rotates about vec by angle radians
+ const LLVector4& rotVec(F32 angle, F32 x, F32 y, F32 z); // Rotates about x,y,z by angle radians
+ const LLVector4& rotVec(const LLMatrix4 &mat); // Rotates by MAT4 mat
+ const LLVector4& rotVec(const LLQuaternion &q); // Rotates by QUAT q
+
+ const LLVector4& scaleVec(const LLVector4& vec); // Scales component-wise by vec
+
+ F32 operator[](int idx) const { return mV[idx]; }
+ F32 &operator[](int idx) { return mV[idx]; }
+
+ friend std::ostream& operator<<(std::ostream& s, const LLVector4 &a); // Print a
+ friend LLVector4 operator+(const LLVector4 &a, const LLVector4 &b); // Return vector a + b
+ friend LLVector4 operator-(const LLVector4 &a, const LLVector4 &b); // Return vector a minus b
+ friend F32 operator*(const LLVector4 &a, const LLVector4 &b); // Return a dot b
+ friend LLVector4 operator%(const LLVector4 &a, const LLVector4 &b); // Return a cross b
+ friend LLVector4 operator/(const LLVector4 &a, F32 k); // Return a divided by scaler k
+ friend LLVector4 operator*(const LLVector4 &a, F32 k); // Return a times scaler k
+ friend LLVector4 operator*(F32 k, const LLVector4 &a); // Return a times scaler k
+ friend bool operator==(const LLVector4 &a, const LLVector4 &b); // Return a == b
+ friend bool operator!=(const LLVector4 &a, const LLVector4 &b); // Return a != b
+
+ friend const LLVector4& operator+=(LLVector4 &a, const LLVector4 &b); // Return vector a + b
+ friend const LLVector4& operator-=(LLVector4 &a, const LLVector4 &b); // Return vector a minus b
+ friend const LLVector4& operator%=(LLVector4 &a, const LLVector4 &b); // Return a cross b
+ friend const LLVector4& operator*=(LLVector4 &a, F32 k); // Return a times scaler k
+ friend const LLVector4& operator/=(LLVector4 &a, F32 k); // Return a divided by scaler k
+
+ friend LLVector4 operator-(const LLVector4 &a); // Return vector -a
};
-// Non-member functions
-F32 angle_between(const LLVector4 &a, const LLVector4 &b); // Returns angle (radians) between a and b
-BOOL are_parallel(const LLVector4 &a, const LLVector4 &b, F32 epsilon=F_APPROXIMATELY_ZERO); // Returns TRUE if a and b are very close to parallel
-F32 dist_vec(const LLVector4 &a, const LLVector4 &b); // Returns distance between a and b
-F32 dist_vec_squared(const LLVector4 &a, const LLVector4 &b); // Returns distance squared between a and b
-LLVector3 vec4to3(const LLVector4 &vec);
-LLVector4 vec3to4(const LLVector3 &vec);
+// Non-member functions
+F32 angle_between(const LLVector4 &a, const LLVector4 &b); // Returns angle (radians) between a and b
+BOOL are_parallel(const LLVector4 &a, const LLVector4 &b, F32 epsilon=F_APPROXIMATELY_ZERO); // Returns TRUE if a and b are very close to parallel
+F32 dist_vec(const LLVector4 &a, const LLVector4 &b); // Returns distance between a and b
+F32 dist_vec_squared(const LLVector4 &a, const LLVector4 &b); // Returns distance squared between a and b
+LLVector3 vec4to3(const LLVector4 &vec);
+LLVector4 vec3to4(const LLVector3 &vec);
LLVector4 lerp(const LLVector4 &a, const LLVector4 &b, F32 u); // Returns a vector that is a linear interpolation between a and b
// Constructors
inline LLVector4::LLVector4(void)
{
- mV[VX] = 0.f;
- mV[VY] = 0.f;
- mV[VZ] = 0.f;
- mV[VW] = 1.f;
+ mV[VX] = 0.f;
+ mV[VY] = 0.f;
+ mV[VZ] = 0.f;
+ mV[VW] = 1.f;
}
inline LLVector4::LLVector4(F32 x, F32 y, F32 z)
{
- mV[VX] = x;
- mV[VY] = y;
- mV[VZ] = z;
- mV[VW] = 1.f;
+ mV[VX] = x;
+ mV[VY] = y;
+ mV[VZ] = z;
+ mV[VW] = 1.f;
}
inline LLVector4::LLVector4(F32 x, F32 y, F32 z, F32 w)
{
- mV[VX] = x;
- mV[VY] = y;
- mV[VZ] = z;
- mV[VW] = w;
+ mV[VX] = x;
+ mV[VY] = y;
+ mV[VZ] = z;
+ mV[VW] = w;
}
inline LLVector4::LLVector4(const F32 *vec)
{
- mV[VX] = vec[VX];
- mV[VY] = vec[VY];
- mV[VZ] = vec[VZ];
- mV[VW] = vec[VW];
+ mV[VX] = vec[VX];
+ mV[VY] = vec[VY];
+ mV[VZ] = vec[VZ];
+ mV[VW] = vec[VW];
}
inline LLVector4::LLVector4(const F64 *vec)
{
- mV[VX] = (F32) vec[VX];
- mV[VY] = (F32) vec[VY];
- mV[VZ] = (F32) vec[VZ];
- mV[VW] = (F32) vec[VW];
+ mV[VX] = (F32) vec[VX];
+ mV[VY] = (F32) vec[VY];
+ mV[VZ] = (F32) vec[VZ];
+ mV[VW] = (F32) vec[VW];
}
inline LLVector4::LLVector4(const LLVector2 &vec)
@@ -206,18 +206,18 @@ inline LLVector4::LLVector4(const LLVector2 &vec, F32 z, F32 w)
inline LLVector4::LLVector4(const LLVector3 &vec)
{
- mV[VX] = vec.mV[VX];
- mV[VY] = vec.mV[VY];
- mV[VZ] = vec.mV[VZ];
- mV[VW] = 1.f;
+ mV[VX] = vec.mV[VX];
+ mV[VY] = vec.mV[VY];
+ mV[VZ] = vec.mV[VZ];
+ mV[VW] = 1.f;
}
inline LLVector4::LLVector4(const LLVector3 &vec, F32 w)
{
- mV[VX] = vec.mV[VX];
- mV[VY] = vec.mV[VY];
- mV[VZ] = vec.mV[VZ];
- mV[VW] = w;
+ mV[VX] = vec.mV[VX];
+ mV[VY] = vec.mV[VY];
+ mV[VZ] = vec.mV[VZ];
+ mV[VW] = w;
}
inline LLVector4::LLVector4(const LLSD &sd)
@@ -228,310 +228,310 @@ inline LLVector4::LLVector4(const LLSD &sd)
inline BOOL LLVector4::isFinite() const
{
- return (llfinite(mV[VX]) && llfinite(mV[VY]) && llfinite(mV[VZ]) && llfinite(mV[VW]));
+ return (llfinite(mV[VX]) && llfinite(mV[VY]) && llfinite(mV[VZ]) && llfinite(mV[VW]));
}
// Clear and Assignment Functions
-inline void LLVector4::clear(void)
+inline void LLVector4::clear(void)
{
- mV[VX] = 0.f;
- mV[VY] = 0.f;
- mV[VZ] = 0.f;
- mV[VW] = 1.f;
+ mV[VX] = 0.f;
+ mV[VY] = 0.f;
+ mV[VZ] = 0.f;
+ mV[VW] = 1.f;
}
// deprecated
-inline void LLVector4::clearVec(void)
+inline void LLVector4::clearVec(void)
{
- mV[VX] = 0.f;
- mV[VY] = 0.f;
- mV[VZ] = 0.f;
- mV[VW] = 1.f;
+ mV[VX] = 0.f;
+ mV[VY] = 0.f;
+ mV[VZ] = 0.f;
+ mV[VW] = 1.f;
}
// deprecated
-inline void LLVector4::zeroVec(void)
+inline void LLVector4::zeroVec(void)
{
- mV[VX] = 0.f;
- mV[VY] = 0.f;
- mV[VZ] = 0.f;
- mV[VW] = 0.f;
+ mV[VX] = 0.f;
+ mV[VY] = 0.f;
+ mV[VZ] = 0.f;
+ mV[VW] = 0.f;
}
-inline void LLVector4::set(F32 x, F32 y, F32 z)
+inline void LLVector4::set(F32 x, F32 y, F32 z)
{
- mV[VX] = x;
- mV[VY] = y;
- mV[VZ] = z;
- mV[VW] = 1.f;
+ mV[VX] = x;
+ mV[VY] = y;
+ mV[VZ] = z;
+ mV[VW] = 1.f;
}
-inline void LLVector4::set(F32 x, F32 y, F32 z, F32 w)
+inline void LLVector4::set(F32 x, F32 y, F32 z, F32 w)
{
- mV[VX] = x;
- mV[VY] = y;
- mV[VZ] = z;
- mV[VW] = w;
+ mV[VX] = x;
+ mV[VY] = y;
+ mV[VZ] = z;
+ 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];
- mV[VZ] = vec.mV[VZ];
- mV[VW] = vec.mV[VW];
+ mV[VX] = vec.mV[VX];
+ mV[VY] = vec.mV[VY];
+ mV[VZ] = vec.mV[VZ];
+ 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];
- mV[VZ] = vec.mV[VZ];
- mV[VW] = w;
+ mV[VX] = vec.mV[VX];
+ mV[VY] = vec.mV[VY];
+ mV[VZ] = vec.mV[VZ];
+ 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];
- mV[VZ] = vec[VZ];
- mV[VW] = vec[VW];
+ mV[VX] = vec[VX];
+ mV[VY] = vec[VY];
+ mV[VZ] = vec[VZ];
+ mV[VW] = vec[VW];
}
// deprecated
-inline void LLVector4::setVec(F32 x, F32 y, F32 z)
+inline void LLVector4::setVec(F32 x, F32 y, F32 z)
{
- mV[VX] = x;
- mV[VY] = y;
- mV[VZ] = z;
- mV[VW] = 1.f;
+ mV[VX] = x;
+ mV[VY] = y;
+ mV[VZ] = z;
+ mV[VW] = 1.f;
}
// deprecated
-inline void LLVector4::setVec(F32 x, F32 y, F32 z, F32 w)
+inline void LLVector4::setVec(F32 x, F32 y, F32 z, F32 w)
{
- mV[VX] = x;
- mV[VY] = y;
- mV[VZ] = z;
- mV[VW] = w;
+ mV[VX] = x;
+ mV[VY] = y;
+ mV[VZ] = z;
+ mV[VW] = 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];
- mV[VZ] = vec.mV[VZ];
- mV[VW] = vec.mV[VW];
+ mV[VX] = vec.mV[VX];
+ mV[VY] = vec.mV[VY];
+ mV[VZ] = vec.mV[VZ];
+ mV[VW] = vec.mV[VW];
}
// 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];
- mV[VZ] = vec.mV[VZ];
- mV[VW] = w;
+ mV[VX] = vec.mV[VX];
+ mV[VY] = vec.mV[VY];
+ mV[VZ] = vec.mV[VZ];
+ mV[VW] = w;
}
// deprecated
-inline void LLVector4::setVec(const F32 *vec)
+inline void LLVector4::setVec(const F32 *vec)
{
- mV[VX] = vec[VX];
- mV[VY] = vec[VY];
- mV[VZ] = vec[VZ];
- mV[VW] = vec[VW];
+ mV[VX] = vec[VX];
+ mV[VY] = vec[VY];
+ mV[VZ] = vec[VZ];
+ mV[VW] = vec[VW];
}
// LLVector4 Magnitude and Normalization Functions
-inline F32 LLVector4::length(void) const
+inline F32 LLVector4::length(void) const
{
- return (F32) sqrt(mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]);
+ return (F32) sqrt(mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]);
}
-inline F32 LLVector4::lengthSquared(void) const
+inline F32 LLVector4::lengthSquared(void) const
{
- return mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ];
+ return mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ];
}
-inline F32 LLVector4::magVec(void) const
+inline F32 LLVector4::magVec(void) const
{
- return (F32) sqrt(mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]);
+ return (F32) sqrt(mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]);
}
-inline F32 LLVector4::magVecSquared(void) const
+inline F32 LLVector4::magVecSquared(void) const
{
- return mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ];
+ return mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ];
}
// LLVector4 Operators
inline LLVector4 operator+(const LLVector4 &a, const LLVector4 &b)
{
- LLVector4 c(a);
- return c += b;
+ LLVector4 c(a);
+ return c += b;
}
inline LLVector4 operator-(const LLVector4 &a, const LLVector4 &b)
{
- LLVector4 c(a);
- return c -= b;
+ LLVector4 c(a);
+ return c -= 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]);
+ 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)
{
- 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]);
+ 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)
{
- F32 t = 1.f / k;
- return LLVector4( a.mV[VX] * t, a.mV[VY] * t, a.mV[VZ] * t );
+ 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)
{
- return LLVector4( a.mV[VX] * k, a.mV[VY] * k, a.mV[VZ] * k );
+ return LLVector4( a.mV[VX] * k, a.mV[VY] * k, a.mV[VZ] * k );
}
inline LLVector4 operator*(F32 k, const LLVector4 &a)
{
- return LLVector4( a.mV[VX] * k, a.mV[VY] * k, a.mV[VZ] * k );
+ return LLVector4( a.mV[VX] * k, a.mV[VY] * k, a.mV[VZ] * k );
}
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]));
+ 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)
{
- return ( (a.mV[VX] != b.mV[VX])
- ||(a.mV[VY] != b.mV[VY])
- ||(a.mV[VZ] != b.mV[VZ])
- ||(a.mV[VW] != b.mV[VW]) );
+ return ( (a.mV[VX] != b.mV[VX])
+ ||(a.mV[VY] != b.mV[VY])
+ ||(a.mV[VZ] != b.mV[VZ])
+ ||(a.mV[VW] != b.mV[VW]) );
}
inline const LLVector4& operator+=(LLVector4 &a, const LLVector4 &b)
{
- a.mV[VX] += b.mV[VX];
- a.mV[VY] += b.mV[VY];
- a.mV[VZ] += b.mV[VZ];
- return a;
+ a.mV[VX] += b.mV[VX];
+ a.mV[VY] += b.mV[VY];
+ a.mV[VZ] += b.mV[VZ];
+ return a;
}
inline const LLVector4& operator-=(LLVector4 &a, const LLVector4 &b)
{
- a.mV[VX] -= b.mV[VX];
- a.mV[VY] -= b.mV[VY];
- a.mV[VZ] -= b.mV[VZ];
- return a;
+ a.mV[VX] -= b.mV[VX];
+ a.mV[VY] -= b.mV[VY];
+ a.mV[VZ] -= b.mV[VZ];
+ return a;
}
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;
+ 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)
{
- a.mV[VX] *= k;
- a.mV[VY] *= k;
- a.mV[VZ] *= k;
- return a;
+ a.mV[VX] *= k;
+ a.mV[VY] *= k;
+ a.mV[VZ] *= k;
+ return a;
}
inline const LLVector4& operator/=(LLVector4 &a, F32 k)
{
- F32 t = 1.f / k;
- a.mV[VX] *= t;
- a.mV[VY] *= t;
- a.mV[VZ] *= t;
- return a;
+ F32 t = 1.f / k;
+ a.mV[VX] *= t;
+ a.mV[VY] *= t;
+ a.mV[VZ] *= t;
+ return a;
}
inline LLVector4 operator-(const LLVector4 &a)
{
- return LLVector4( -a.mV[VX], -a.mV[VY], -a.mV[VZ] );
+ 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());
+ 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());
+ LLVector4 vec = a - b;
+ return (vec.lengthSquared());
}
inline LLVector4 lerp(const LLVector4 &a, const LLVector4 &b, F32 u)
{
- return LLVector4(
- a.mV[VX] + (b.mV[VX] - a.mV[VX]) * u,
- a.mV[VY] + (b.mV[VY] - a.mV[VY]) * u,
- a.mV[VZ] + (b.mV[VZ] - a.mV[VZ]) * u,
- a.mV[VW] + (b.mV[VW] - a.mV[VW]) * u);
+ return LLVector4(
+ a.mV[VX] + (b.mV[VX] - a.mV[VX]) * u,
+ a.mV[VY] + (b.mV[VY] - a.mV[VY]) * u,
+ a.mV[VZ] + (b.mV[VZ] - a.mV[VZ]) * u,
+ a.mV[VW] + (b.mV[VW] - a.mV[VW]) * u);
}
-inline F32 LLVector4::normalize(void)
+inline F32 LLVector4::normalize(void)
{
- F32 mag = (F32) sqrt(mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]);
- F32 oomag;
+ F32 mag = (F32) sqrt(mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]);
+ F32 oomag;
- if (mag > FP_MAG_THRESHOLD)
- {
- oomag = 1.f/mag;
- mV[VX] *= oomag;
- mV[VY] *= oomag;
- mV[VZ] *= oomag;
- }
- else
- {
- mV[0] = 0.f;
- mV[1] = 0.f;
- mV[2] = 0.f;
- mag = 0;
- }
- return (mag);
+ if (mag > FP_MAG_THRESHOLD)
+ {
+ oomag = 1.f/mag;
+ mV[VX] *= oomag;
+ mV[VY] *= oomag;
+ mV[VZ] *= oomag;
+ }
+ else
+ {
+ mV[0] = 0.f;
+ mV[1] = 0.f;
+ mV[2] = 0.f;
+ mag = 0;
+ }
+ return (mag);
}
// deprecated
-inline F32 LLVector4::normVec(void)
-{
- F32 mag = (F32) sqrt(mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]);
- F32 oomag;
-
- if (mag > FP_MAG_THRESHOLD)
- {
- oomag = 1.f/mag;
- mV[VX] *= oomag;
- mV[VY] *= oomag;
- mV[VZ] *= oomag;
- }
- else
- {
- mV[0] = 0.f;
- mV[1] = 0.f;
- mV[2] = 0.f;
- mag = 0;
- }
- return (mag);
+inline F32 LLVector4::normVec(void)
+{
+ F32 mag = (F32) sqrt(mV[VX]*mV[VX] + mV[VY]*mV[VY] + mV[VZ]*mV[VZ]);
+ F32 oomag;
+
+ if (mag > FP_MAG_THRESHOLD)
+ {
+ oomag = 1.f/mag;
+ mV[VX] *= oomag;
+ mV[VY] *= oomag;
+ mV[VZ] *= oomag;
+ }
+ else
+ {
+ mV[0] = 0.f;
+ mV[1] = 0.f;
+ mV[2] = 0.f;
+ mag = 0;
+ }
+ return (mag);
}
// Because apparently some parts of the viewer use this for color info.
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-19 21:37:15 +0000