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@@ -40,11 +40,11 @@ PUBLISHED:
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void set(const FLOATNAME(LMatrix3) &m);
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void set(const FLOATNAME(LMatrix3) &m);
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INLINE void set(const FLOATNAME(LMatrix4) &m);
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INLINE void set(const FLOATNAME(LMatrix4) &m);
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- INLINE void extract_to_matrix(FLOATNAME(LMatrix3) &m) const;
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- INLINE void extract_to_matrix(FLOATNAME(LMatrix4) &m) const;
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+ void extract_to_matrix(FLOATNAME(LMatrix3) &m) const;
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+ void extract_to_matrix(FLOATNAME(LMatrix4) &m) const;
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- INLINE void set_hpr(const FLOATNAME(LVecBase3) &hpr);
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- INLINE FLOATNAME(LVecBase3) get_hpr() const;
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+ void set_hpr(const FLOATNAME(LVecBase3) &hpr);
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+ FLOATNAME(LVecBase3) get_hpr() const;
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INLINE FLOATTYPE1 get_r(void) const;
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INLINE FLOATTYPE1 get_r(void) const;
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INLINE FLOATTYPE1 get_i(void) const;
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INLINE FLOATTYPE1 get_i(void) const;
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@@ -407,209 +407,13 @@ set(const FLOATNAME(LMatrix4) &m) {
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set(m.get_upper_3());
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set(m.get_upper_3());
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}
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}
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-////////////////////////////////////////////////////////////////////
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-// Function: extract (LMatrix3)
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-// Access: public
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-// Description: Do-While Jones paper from cary.
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-////////////////////////////////////////////////////////////////////
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-
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-INLINE void FLOATNAME(LQuaternionBase)::
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-extract_to_matrix(FLOATNAME(LMatrix3) &m) const {
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- FLOATTYPE1 N = (_r * _r) + (_i * _i) + (_j * _j) + (_k * _k);
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- FLOATTYPE1 s = (N == 0.) ? 0. : (2. / N);
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- FLOATTYPE1 xs, ys, zs, wx, wy, wz, xx, xy, xz, yy, yz, zz;
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-
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- xs = _i * s; ys = _j * s; zs = _k * s;
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- wx = _r * xs; wy = _r * ys; wz = _r * zs;
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- xx = _i * xs; xy = _i * ys; xz = _i * zs;
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- yy = _j * ys; yz = _j * zs; zz = _k * zs;
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-
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- m = FLOATNAME(LMatrix3)((1. - (yy + zz)), (xy - wz), (xz + wy),
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- (xy + wz), (1. - (xx + zz)), (yz - wx),
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- (xz - wy), (yz + wx), (1. - (xx + yy)));
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-}
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-
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-////////////////////////////////////////////////////////////////////
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-// Function: extract (LMatrix4)
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-// Access: public
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-// Description:
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-////////////////////////////////////////////////////////////////////
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-
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-INLINE void FLOATNAME(LQuaternionBase)::
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-extract_to_matrix(FLOATNAME(LMatrix4) &m) const {
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- FLOATTYPE1 N = (_r * _r) + (_i * _i) + (_j * _j) + (_k * _k);
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- FLOATTYPE1 s = (N == 0.) ? 0. : (2. / N);
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- FLOATTYPE1 xs, ys, zs, wx, wy, wz, xx, xy, xz, yy, yz, zz;
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-
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- xs = _i * s; ys = _j * s; zs = _k * s;
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- wx = _r * xs; wy = _r * ys; wz = _r * zs;
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- xx = _i * xs; xy = _i * ys; xz = _i * zs;
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- yy = _j * ys; yz = _j * zs; zz = _k * zs;
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-
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- m = FLOATNAME(LMatrix4)((1. - (yy + zz)), (xy - wz), (xz + wy), 0.,
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- (xy + wz), (1. - (xx + zz)), (yz - wx), 0.,
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- (xz - wy), (yz + wx), (1. - (xx + yy)), 0.,
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- 0., 0., 0., 1.);
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-}
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-
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-////////////////////////////////////////////////////////////////////
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-// Function: set_hpr
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-// Access: public
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-// Description: Sets the quaternion as the unit quaternion that
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-// is equivalent to these Euler angles.
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-// (from Real-time Rendering, p.49)
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-////////////////////////////////////////////////////////////////////
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-
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-INLINE void FLOATNAME(LQuaternionBase)::
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-set_hpr(const FLOATNAME(LVecBase3) &hpr) {
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- FLOATNAME(LQuaternionBase) quat_h, quat_p, quat_r;
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-
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- FLOATNAME(LVector3) v = FLOATNAME(LVector3)::up();
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- FLOATTYPE1 a = deg_2_rad(hpr[0] * 0.5);
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- FLOATTYPE1 s,c;
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-
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- csincos(a,&s,&c);
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- quat_h.set(c, v[0] * s, v[1] * s, v[2] * s);
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- v = FLOATNAME(LVector3)::right();
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- a = deg_2_rad(hpr[1] * 0.5);
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- csincos(a,&s,&c);
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- s = csin(a);
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- quat_p.set(c, v[0] * s, v[1] * s, v[2] * s);
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- v = FLOATNAME(LVector3)::forward();
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- a = deg_2_rad(hpr[2] * 0.5);
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- csincos(a,&s,&c);
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- quat_r.set(c, v[0] * s, v[1] * s, v[2] * s);
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-
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- (*this) = quat_h * quat_p * quat_r;
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-}
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-
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-////////////////////////////////////////////////////////////////////
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-// Function: get_hpr
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-// Access: public
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-// Description: Extracts the equivalent Euler angles from the unit
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-// quaternion.
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-////////////////////////////////////////////////////////////////////
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-
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-INLINE FLOATNAME(LVecBase3) FLOATNAME(LQuaternionBase)::
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-get_hpr() const {
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- FLOATTYPE1 heading, pitch, roll;
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- FLOATTYPE1 N = (_r * _r) + (_i * _i) + (_j * _j) + (_k * _k);
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- FLOATTYPE1 s = (N == 0.) ? 0. : (2. / N);
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- FLOATTYPE1 xs, ys, zs, wx, wy, wz, xx, xy, xz, yy, yz, zz, c1, c2, c3, c4;
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- FLOATTYPE1 cr, sr, cp, sp, ch, sh;
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-
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- xs = _i * s; ys = _j * s; zs = _k * s;
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- wx = _r * xs; wy = _r * ys; wz = _r * zs;
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- xx = _i * xs; xy = _i * ys; xz = _i * zs;
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- yy = _j * ys; yz = _j * zs; zz = _k * zs;
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- c1 = xz - wy;
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- c2 = 1. - (xx + yy);
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- c3 = 1. - (yy + zz);
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- c4 = xy + wz;
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-
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- if (c1 == 0.) { // (roll = 0 or 180) or (pitch = +/- 90
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- if (c2 >= 0.) {
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- roll = 0.;
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- ch = c3;
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- sh = c4;
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- cp = c2;
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- } else {
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- roll = 180.;
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- ch = -c3;
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- sh = -c4;
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- cp = -c2;
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- }
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- } else {
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- // this should work all the time, but the above saves some trig operations
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- roll = catan2(-c1, c2);
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- csincos(roll,&sr,&cr);
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- roll = rad_2_deg(roll);
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- ch = (cr * c3) + (sr * (xz + wy));
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- sh = (cr * c4) + (sr * (yz - wx));
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- cp = (cr * c2) - (sr * c1);
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- }
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- sp = yz + wx;
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- heading = rad_2_deg(catan2(sh, ch));
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- pitch = rad_2_deg(catan2(sp, cp));
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-
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- return FLOATNAME(LVecBase3)(heading, pitch, roll);
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-}
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-
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-////////////////////////////////////////////////////////////////////
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-// Function: set
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-// Access: public
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-// Description: Do-While Jones.
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-////////////////////////////////////////////////////////////////////
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-
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-INLINE void FLOATNAME(LQuaternionBase)::
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-set(const FLOATNAME(LMatrix3) &m) {
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- FLOATTYPE1 m00 = m.get_cell(0, 0);
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- FLOATTYPE1 m01 = m.get_cell(0, 1);
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- FLOATTYPE1 m02 = m.get_cell(0, 2);
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- FLOATTYPE1 m10 = m.get_cell(1, 0);
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- FLOATTYPE1 m11 = m.get_cell(1, 1);
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- FLOATTYPE1 m12 = m.get_cell(1, 2);
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- FLOATTYPE1 m20 = m.get_cell(2, 0);
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- FLOATTYPE1 m21 = m.get_cell(2, 1);
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- FLOATTYPE1 m22 = m.get_cell(2, 2);
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-
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- FLOATTYPE1 T = m00 + m11 + m22 + 1.;
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-
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- if (T > 0.) {
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- // the easy case
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- FLOATTYPE1 S = 0.5 / csqrt(T);
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- _r = 0.25 / S;
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- _i = (m21 - m12) * S;
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- _j = (m02 - m20) * S;
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- _k = (m10 - m01) * S;
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- } else {
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- // figure out which column to take as root
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- int c = 0;
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- if (cabs(m00) > cabs(m11)) {
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- if (cabs(m00) > cabs(m22))
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- c = 0;
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- else
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- c = 2;
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- } else if (cabs(m11) > cabs(m22))
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- c = 1;
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- else
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- c = 2;
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-
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- FLOATTYPE1 S;
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-
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- switch (c) {
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- case 0:
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- S = csqrt(1. + m00 - m11 - m22) * 2.;
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- _r = (m12 + m21) / S;
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- _i = 0.5 / S;
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- _j = (m01 + m10) / S;
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- _k = (m02 + m20) / S;
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- break;
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- case 1:
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- S = csqrt(1. + m11 - m00 - m22) * 2.;
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- _r = (m02 + m20) / S;
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- _i = (m01 + m10) / S;
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- _j = 0.5 / S;
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- _k = (m12 + m21) / S;
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- break;
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- case 2:
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- S = csqrt(1. + m22 - m00 - m11) * 2.;
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- _r = (m01 + m10) / S;
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- _i = (m02 + m20) / S;
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- _j = (m12 + m21) / S;
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- _k = 0.5 / S;
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- break;
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- }
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- }
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-}
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-
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////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////
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// Function: operator *(Matrix3, Quat)
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// Function: operator *(Matrix3, Quat)
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// Access: public
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// Access: public
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// Description:
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// Description:
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////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////
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-FLOATNAME(LMatrix3) operator *(const FLOATNAME(LMatrix3) &m,
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+INLINE FLOATNAME(LMatrix3) operator *(const FLOATNAME(LMatrix3) &m,
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const FLOATNAME(LQuaternionBase) &q) {
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const FLOATNAME(LQuaternionBase) &q) {
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FLOATNAME(LMatrix3) q_matrix;
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FLOATNAME(LMatrix3) q_matrix;
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q.extract_to_matrix(q_matrix);
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q.extract_to_matrix(q_matrix);
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@@ -623,7 +427,7 @@ FLOATNAME(LMatrix3) operator *(const FLOATNAME(LMatrix3) &m,
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// Description:
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// Description:
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////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////
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-FLOATNAME(LMatrix4) operator *(const FLOATNAME(LMatrix4) &m,
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+INLINE FLOATNAME(LMatrix4) operator *(const FLOATNAME(LMatrix4) &m,
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const FLOATNAME(LQuaternionBase) &q) {
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const FLOATNAME(LQuaternionBase) &q) {
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FLOATNAME(LMatrix4) q_matrix;
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FLOATNAME(LMatrix4) q_matrix;
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q.extract_to_matrix(q_matrix);
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q.extract_to_matrix(q_matrix);
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