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-rw-r--r--src/gui/math3d/qmatrix4x4.cpp2
-rw-r--r--src/gui/math3d/qquaternion.cpp88
-rw-r--r--src/gui/math3d/qquaternion.h197
3 files changed, 146 insertions, 141 deletions
diff --git a/src/gui/math3d/qmatrix4x4.cpp b/src/gui/math3d/qmatrix4x4.cpp
index 39625cdfb4..d04a502519 100644
--- a/src/gui/math3d/qmatrix4x4.cpp
+++ b/src/gui/math3d/qmatrix4x4.cpp
@@ -100,7 +100,7 @@ QMatrix4x4::QMatrix4x4(const float *values)
*/
/*!
- \fn QGenericMatrix<N, M, float> QMatrix4x4::toGenericMatrix() const
+ \fn template <int N, int M> QGenericMatrix<N, M, float> QMatrix4x4::toGenericMatrix() const
Constructs a NxM generic matrix from the left-most N columns and
top-most M rows of this 4x4 matrix. If N or M is greater than 4,
diff --git a/src/gui/math3d/qquaternion.cpp b/src/gui/math3d/qquaternion.cpp
index 018f6fb731..e7c5945208 100644
--- a/src/gui/math3d/qquaternion.cpp
+++ b/src/gui/math3d/qquaternion.cpp
@@ -26,14 +26,14 @@ QT_BEGIN_NAMESPACE
*/
/*!
- \fn QQuaternion::QQuaternion()
+ \fn QQuaternion::QQuaternion() noexcept
Constructs an identity quaternion (1, 0, 0, 0), i.e. with the vector (0, 0, 0)
and scalar 1.
*/
/*!
- \fn QQuaternion::QQuaternion(Qt::Initialization)
+ \fn QQuaternion::QQuaternion(Qt::Initialization) noexcept
\since 5.5
\internal
@@ -41,7 +41,7 @@ QT_BEGIN_NAMESPACE
*/
/*!
- \fn QQuaternion::QQuaternion(float scalar, float xpos, float ypos, float zpos)
+ \fn QQuaternion::QQuaternion(float scalar, float xpos, float ypos, float zpos) noexcept
Constructs a quaternion with the vector (\a xpos, \a ypos, \a zpos)
and \a scalar.
@@ -50,7 +50,7 @@ QT_BEGIN_NAMESPACE
#ifndef QT_NO_VECTOR3D
/*!
- \fn QQuaternion::QQuaternion(float scalar, const QVector3D& vector)
+ \fn QQuaternion::QQuaternion(float scalar, const QVector3D &vector) noexcept
Constructs a quaternion vector from the specified \a vector and
\a scalar.
@@ -59,7 +59,7 @@ QT_BEGIN_NAMESPACE
*/
/*!
- \fn QVector3D QQuaternion::vector() const
+ \fn QVector3D QQuaternion::vector() const noexcept
Returns the vector component of this quaternion.
@@ -67,7 +67,7 @@ QT_BEGIN_NAMESPACE
*/
/*!
- \fn void QQuaternion::setVector(const QVector3D& vector)
+ \fn void QQuaternion::setVector(const QVector3D &vector) noexcept
Sets the vector component of this quaternion to \a vector.
@@ -77,7 +77,7 @@ QT_BEGIN_NAMESPACE
#endif
/*!
- \fn void QQuaternion::setVector(float x, float y, float z)
+ \fn void QQuaternion::setVector(float x, float y, float z) noexcept
Sets the vector component of this quaternion to (\a x, \a y, \a z).
@@ -87,13 +87,13 @@ QT_BEGIN_NAMESPACE
#ifndef QT_NO_VECTOR4D
/*!
- \fn QQuaternion::QQuaternion(const QVector4D& vector)
+ \fn QQuaternion::QQuaternion(const QVector4D &vector) noexcept
Constructs a quaternion from the components of \a vector.
*/
/*!
- \fn QVector4D QQuaternion::toVector4D() const
+ \fn QVector4D QQuaternion::toVector4D() const noexcept
Returns this quaternion as a 4D vector.
*/
@@ -101,14 +101,14 @@ QT_BEGIN_NAMESPACE
#endif
/*!
- \fn bool QQuaternion::isNull() const
+ \fn bool QQuaternion::isNull() const noexcept
Returns \c true if the x, y, z, and scalar components of this
quaternion are set to 0.0; otherwise returns \c false.
*/
/*!
- \fn bool QQuaternion::isIdentity() const
+ \fn bool QQuaternion::isIdentity() const noexcept
Returns \c true if the x, y, and z components of this
quaternion are set to 0.0, and the scalar component is set
@@ -116,7 +116,7 @@ QT_BEGIN_NAMESPACE
*/
/*!
- \fn float QQuaternion::x() const
+ \fn float QQuaternion::x() const noexcept
Returns the x coordinate of this quaternion's vector.
@@ -124,7 +124,7 @@ QT_BEGIN_NAMESPACE
*/
/*!
- \fn float QQuaternion::y() const
+ \fn float QQuaternion::y() const noexcept
Returns the y coordinate of this quaternion's vector.
@@ -132,7 +132,7 @@ QT_BEGIN_NAMESPACE
*/
/*!
- \fn float QQuaternion::z() const
+ \fn float QQuaternion::z() const noexcept
Returns the z coordinate of this quaternion's vector.
@@ -140,7 +140,7 @@ QT_BEGIN_NAMESPACE
*/
/*!
- \fn float QQuaternion::scalar() const
+ \fn float QQuaternion::scalar() const noexcept
Returns the scalar component of this quaternion.
@@ -148,7 +148,7 @@ QT_BEGIN_NAMESPACE
*/
/*!
- \fn void QQuaternion::setX(float x)
+ \fn void QQuaternion::setX(float x) noexcept
Sets the x coordinate of this quaternion's vector to the given
\a x coordinate.
@@ -157,7 +157,7 @@ QT_BEGIN_NAMESPACE
*/
/*!
- \fn void QQuaternion::setY(float y)
+ \fn void QQuaternion::setY(float y) noexcept
Sets the y coordinate of this quaternion's vector to the given
\a y coordinate.
@@ -166,7 +166,7 @@ QT_BEGIN_NAMESPACE
*/
/*!
- \fn void QQuaternion::setZ(float z)
+ \fn void QQuaternion::setZ(float z) noexcept
Sets the z coordinate of this quaternion's vector to the given
\a z coordinate.
@@ -175,7 +175,7 @@ QT_BEGIN_NAMESPACE
*/
/*!
- \fn void QQuaternion::setScalar(float scalar)
+ \fn void QQuaternion::setScalar(float scalar) noexcept
Sets the scalar component of this quaternion to \a scalar.
@@ -183,7 +183,7 @@ QT_BEGIN_NAMESPACE
*/
/*!
- \fn float QQuaternion::dotProduct(const QQuaternion &q1, const QQuaternion &q2)
+ \fn float QQuaternion::dotProduct(const QQuaternion &q1, const QQuaternion &q2) noexcept
\since 5.5
Returns the dot product of \a q1 and \a q2.
@@ -227,8 +227,6 @@ float QQuaternion::lengthSquared() const
QQuaternion QQuaternion::normalized() const
{
const float scale = length();
- if (qFuzzyCompare(scale, 1.0f))
- return *this;
if (qFuzzyIsNull(scale))
return QQuaternion(0.0f, 0.0f, 0.0f, 0.0f);
return *this / scale;
@@ -243,7 +241,7 @@ QQuaternion QQuaternion::normalized() const
void QQuaternion::normalize()
{
const float len = length();
- if (qFuzzyCompare(len, 1.0f) || qFuzzyIsNull(len))
+ if (qFuzzyIsNull(len))
return;
xp /= len;
@@ -253,7 +251,7 @@ void QQuaternion::normalize()
}
/*!
- \fn QQuaternion QQuaternion::inverted() const
+ \fn QQuaternion QQuaternion::inverted() const noexcept
\since 5.5
Returns the inverse of this quaternion.
@@ -263,7 +261,7 @@ void QQuaternion::normalize()
*/
/*!
- \fn QQuaternion QQuaternion::conjugated() const
+ \fn QQuaternion QQuaternion::conjugated() const noexcept
\since 5.5
Returns the conjugate of this quaternion, which is
@@ -280,13 +278,13 @@ void QQuaternion::normalize()
\snippet code/src_gui_math3d_qquaternion.cpp 1
*/
-QVector3D QQuaternion::rotatedVector(const QVector3D& vector) const
+QVector3D QQuaternion::rotatedVector(const QVector3D &vector) const
{
return (*this * QQuaternion(0, vector) * conjugated()).vector();
}
/*!
- \fn QQuaternion &QQuaternion::operator+=(const QQuaternion &quaternion)
+ \fn QQuaternion &QQuaternion::operator+=(const QQuaternion &quaternion) noexcept
Adds the given \a quaternion to this quaternion and returns a reference to
this quaternion.
@@ -295,7 +293,7 @@ QVector3D QQuaternion::rotatedVector(const QVector3D& vector) const
*/
/*!
- \fn QQuaternion &QQuaternion::operator-=(const QQuaternion &quaternion)
+ \fn QQuaternion &QQuaternion::operator-=(const QQuaternion &quaternion) noexcept
Subtracts the given \a quaternion from this quaternion and returns a
reference to this quaternion.
@@ -304,7 +302,7 @@ QVector3D QQuaternion::rotatedVector(const QVector3D& vector) const
*/
/*!
- \fn QQuaternion &QQuaternion::operator*=(float factor)
+ \fn QQuaternion &QQuaternion::operator*=(float factor) noexcept
Multiplies this quaternion's components by the given \a factor, and
returns a reference to this quaternion.
@@ -313,7 +311,7 @@ QVector3D QQuaternion::rotatedVector(const QVector3D& vector) const
*/
/*!
- \fn QQuaternion &QQuaternion::operator*=(const QQuaternion &quaternion)
+ \fn QQuaternion &QQuaternion::operator*=(const QQuaternion &quaternion) noexcept
Multiplies this quaternion by \a quaternion and returns a reference
to this quaternion.
@@ -331,7 +329,7 @@ QVector3D QQuaternion::rotatedVector(const QVector3D& vector) const
#ifndef QT_NO_VECTOR3D
/*!
- \fn void QQuaternion::getAxisAndAngle(QVector3D *axis, float *angle) const
+ \fn void QQuaternion::getAxisAndAngle(QVector3D *axis, float *angle) const noexcept
\since 5.5
\overload
@@ -347,7 +345,7 @@ QVector3D QQuaternion::rotatedVector(const QVector3D& vector) const
\sa getAxisAndAngle()
*/
-QQuaternion QQuaternion::fromAxisAndAngle(const QVector3D& axis, float angle)
+QQuaternion QQuaternion::fromAxisAndAngle(const QVector3D &axis, float angle)
{
// Algorithm from:
// http://www.j3d.org/matrix_faq/matrfaq_latest.html#Q56
@@ -388,7 +386,7 @@ void QQuaternion::getAxisAndAngle(float *x, float *y, float *z, float *angle) co
*y = yp / length;
*z = zp / length;
}
- *angle = qRadiansToDegrees(2.0f * std::acos(wp));
+ *angle = qRadiansToDegrees(2.0f * std::atan2(length, wp));
} else {
// angle is 0 (mod 2*pi), so any axis will fit
*x = *y = *z = *angle = 0.0f;
@@ -740,21 +738,21 @@ QQuaternion QQuaternion::rotationTo(const QVector3D &from, const QVector3D &to)
#endif // QT_NO_VECTOR3D
/*!
- \fn bool QQuaternion::operator==(const QQuaternion &q1, const QQuaternion &q2)
+ \fn bool QQuaternion::operator==(const QQuaternion &q1, const QQuaternion &q2) noexcept
Returns \c true if \a q1 is equal to \a q2; otherwise returns \c false.
This operator uses an exact floating-point comparison.
*/
/*!
- \fn bool QQuaternion::operator!=(const QQuaternion &q1, const QQuaternion &q2)
+ \fn bool QQuaternion::operator!=(const QQuaternion &q1, const QQuaternion &q2) noexcept
Returns \c true if \a q1 is not equal to \a q2; otherwise returns \c false.
This operator uses an exact floating-point comparison.
*/
/*!
- \fn const QQuaternion operator+(const QQuaternion &q1, const QQuaternion &q2)
+ \fn const QQuaternion operator+(const QQuaternion &q1, const QQuaternion &q2) noexcept
\relates QQuaternion
Returns a QQuaternion object that is the sum of the given quaternions,
@@ -764,7 +762,7 @@ QQuaternion QQuaternion::rotationTo(const QVector3D &from, const QVector3D &to)
*/
/*!
- \fn const QQuaternion operator-(const QQuaternion &q1, const QQuaternion &q2)
+ \fn const QQuaternion operator-(const QQuaternion &q1, const QQuaternion &q2) noexcept
\relates QQuaternion
Returns a QQuaternion object that is formed by subtracting
@@ -774,7 +772,7 @@ QQuaternion QQuaternion::rotationTo(const QVector3D &from, const QVector3D &to)
*/
/*!
- \fn const QQuaternion operator*(float factor, const QQuaternion &quaternion)
+ \fn const QQuaternion operator*(float factor, const QQuaternion &quaternion) noexcept
\relates QQuaternion
Returns a copy of the given \a quaternion, multiplied by the
@@ -784,7 +782,7 @@ QQuaternion QQuaternion::rotationTo(const QVector3D &from, const QVector3D &to)
*/
/*!
- \fn const QQuaternion operator*(const QQuaternion &quaternion, float factor)
+ \fn const QQuaternion operator*(const QQuaternion &quaternion, float factor) noexcept
\relates QQuaternion
Returns a copy of the given \a quaternion, multiplied by the
@@ -794,7 +792,7 @@ QQuaternion QQuaternion::rotationTo(const QVector3D &from, const QVector3D &to)
*/
/*!
- \fn const QQuaternion operator*(const QQuaternion &q1, const QQuaternion& q2)
+ \fn const QQuaternion operator*(const QQuaternion &q1, const QQuaternion &q2) noexcept
\relates QQuaternion
Multiplies \a q1 and \a q2 using quaternion multiplication.
@@ -805,7 +803,7 @@ QQuaternion QQuaternion::rotationTo(const QVector3D &from, const QVector3D &to)
*/
/*!
- \fn const QQuaternion operator-(const QQuaternion &quaternion)
+ \fn const QQuaternion operator-(const QQuaternion &quaternion) noexcept
\relates QQuaternion
\overload
@@ -828,7 +826,7 @@ QQuaternion QQuaternion::rotationTo(const QVector3D &from, const QVector3D &to)
#ifndef QT_NO_VECTOR3D
/*!
- \fn QVector3D operator*(const QQuaternion &quaternion, const QVector3D &vec)
+ \fn QVector3D operator*(const QQuaternion &quaternion, const QVector3D &vec) noexcept
\since 5.5
\relates QQuaternion
@@ -838,7 +836,7 @@ QQuaternion QQuaternion::rotationTo(const QVector3D &from, const QVector3D &to)
#endif
/*!
- \fn bool qFuzzyCompare(const QQuaternion& q1, const QQuaternion& q2)
+ \fn bool qFuzzyCompare(const QQuaternion &q1, const QQuaternion &q2) noexcept
\relates QQuaternion
Returns \c true if \a q1 and \a q2 are equal, allowing for a small
@@ -857,7 +855,7 @@ QQuaternion QQuaternion::rotationTo(const QVector3D &from, const QVector3D &to)
\sa nlerp()
*/
QQuaternion QQuaternion::slerp
- (const QQuaternion& q1, const QQuaternion& q2, float t)
+ (const QQuaternion &q1, const QQuaternion &q2, float t)
{
// Handle the easy cases first.
if (t <= 0.0f)
@@ -906,7 +904,7 @@ QQuaternion QQuaternion::slerp
\sa slerp()
*/
QQuaternion QQuaternion::nlerp
- (const QQuaternion& q1, const QQuaternion& q2, float t)
+ (const QQuaternion &q1, const QQuaternion &q2, float t)
{
// Handle the easy cases first.
if (t <= 0.0f)
diff --git a/src/gui/math3d/qquaternion.h b/src/gui/math3d/qquaternion.h
index 226a077d4c..7cfbd9b818 100644
--- a/src/gui/math3d/qquaternion.h
+++ b/src/gui/math3d/qquaternion.h
@@ -17,117 +17,123 @@ QT_BEGIN_NAMESPACE
class QMatrix4x4;
class QVariant;
-class Q_GUI_EXPORT QQuaternion
+class QT6_ONLY(Q_GUI_EXPORT) QQuaternion
{
public:
- QQuaternion();
- explicit QQuaternion(Qt::Initialization) {}
- QQuaternion(float scalar, float xpos, float ypos, float zpos);
+ constexpr QQuaternion() noexcept;
+ explicit QQuaternion(Qt::Initialization) noexcept {}
+ constexpr QQuaternion(float scalar, float xpos, float ypos, float zpos) noexcept;
#ifndef QT_NO_VECTOR3D
- QQuaternion(float scalar, const QVector3D& vector);
+ constexpr QQuaternion(float scalar, const QVector3D &vector) noexcept;
#endif
#ifndef QT_NO_VECTOR4D
- explicit QQuaternion(const QVector4D& vector);
+ constexpr explicit QQuaternion(const QVector4D &vector) noexcept;
#endif
- bool isNull() const;
- bool isIdentity() const;
+ constexpr bool isNull() const noexcept;
+ constexpr bool isIdentity() const noexcept;
#ifndef QT_NO_VECTOR3D
- QVector3D vector() const;
- void setVector(const QVector3D& vector);
+ constexpr QVector3D vector() const noexcept;
+ constexpr void setVector(const QVector3D &vector) noexcept;
#endif
- void setVector(float x, float y, float z);
+ constexpr void setVector(float x, float y, float z) noexcept;
- float x() const;
- float y() const;
- float z() const;
- float scalar() const;
+ constexpr float x() const noexcept;
+ constexpr float y() const noexcept;
+ constexpr float z() const noexcept;
+ constexpr float scalar() const noexcept;
- void setX(float x);
- void setY(float y);
- void setZ(float z);
- void setScalar(float scalar);
+ constexpr void setX(float x) noexcept;
+ constexpr void setY(float y) noexcept;
+ constexpr void setZ(float z) noexcept;
+ constexpr void setScalar(float scalar) noexcept;
- constexpr static inline float dotProduct(const QQuaternion &q1, const QQuaternion &q2);
+ constexpr static float dotProduct(const QQuaternion &q1, const QQuaternion &q2) noexcept;
- float length() const;
- float lengthSquared() const;
+ // ### Qt 7: make the next four constexpr
+ // (perhaps using std::hypot, constexpr in C++26, or constexpr qHypot)
+ QT7_ONLY(Q_GUI_EXPORT) float length() const;
+ QT7_ONLY(Q_GUI_EXPORT) float lengthSquared() const;
- [[nodiscard]] QQuaternion normalized() const;
- void normalize();
+ [[nodiscard]] QT7_ONLY(Q_GUI_EXPORT) QQuaternion normalized() const;
+ QT7_ONLY(Q_GUI_EXPORT) void normalize();
- inline QQuaternion inverted() const;
+ constexpr QQuaternion inverted() const noexcept;
- [[nodiscard]] QQuaternion conjugated() const;
+ [[nodiscard]] constexpr QQuaternion conjugated() const noexcept;
- QVector3D rotatedVector(const QVector3D& vector) const;
+ QT7_ONLY(Q_GUI_EXPORT) QVector3D rotatedVector(const QVector3D &vector) const;
- QQuaternion &operator+=(const QQuaternion &quaternion);
- QQuaternion &operator-=(const QQuaternion &quaternion);
- QQuaternion &operator*=(float factor);
- QQuaternion &operator*=(const QQuaternion &quaternion);
- QQuaternion &operator/=(float divisor);
+ constexpr QQuaternion &operator+=(const QQuaternion &quaternion) noexcept;
+ constexpr QQuaternion &operator-=(const QQuaternion &quaternion) noexcept;
+ constexpr QQuaternion &operator*=(float factor) noexcept;
+ constexpr QQuaternion &operator*=(const QQuaternion &quaternion) noexcept;
+ constexpr QQuaternion &operator/=(float divisor);
QT_WARNING_PUSH
QT_WARNING_DISABLE_FLOAT_COMPARE
- friend inline bool operator==(const QQuaternion &q1, const QQuaternion &q2) noexcept
+ friend constexpr bool operator==(const QQuaternion &q1, const QQuaternion &q2) noexcept
{
return q1.wp == q2.wp && q1.xp == q2.xp && q1.yp == q2.yp && q1.zp == q2.zp;
}
- friend inline bool operator!=(const QQuaternion &q1, const QQuaternion &q2) noexcept
+ friend constexpr bool operator!=(const QQuaternion &q1, const QQuaternion &q2) noexcept
{
return !(q1 == q2);
}
QT_WARNING_POP
- friend inline const QQuaternion operator+(const QQuaternion &q1, const QQuaternion &q2);
- friend inline const QQuaternion operator-(const QQuaternion &q1, const QQuaternion &q2);
- friend inline const QQuaternion operator*(float factor, const QQuaternion &quaternion);
- friend inline const QQuaternion operator*(const QQuaternion &quaternion, float factor);
- friend inline const QQuaternion operator*(const QQuaternion &q1, const QQuaternion& q2);
- friend inline const QQuaternion operator-(const QQuaternion &quaternion);
- friend inline const QQuaternion operator/(const QQuaternion &quaternion, float divisor);
+ friend constexpr QQuaternion operator+(const QQuaternion &q1, const QQuaternion &q2) noexcept;
+ friend constexpr QQuaternion operator-(const QQuaternion &q1, const QQuaternion &q2) noexcept;
+ friend constexpr QQuaternion operator*(float factor, const QQuaternion &quaternion) noexcept;
+ friend constexpr QQuaternion operator*(const QQuaternion &quaternion, float factor) noexcept;
+ friend constexpr QQuaternion operator*(const QQuaternion &q1, const QQuaternion &q2) noexcept;
+ friend constexpr QQuaternion operator-(const QQuaternion &quaternion) noexcept;
+ friend constexpr QQuaternion operator/(const QQuaternion &quaternion, float divisor);
- friend inline bool qFuzzyCompare(const QQuaternion& q1, const QQuaternion& q2);
+ friend constexpr bool qFuzzyCompare(const QQuaternion &q1, const QQuaternion &q2) noexcept;
#ifndef QT_NO_VECTOR4D
- QVector4D toVector4D() const;
+ constexpr QVector4D toVector4D() const noexcept;
#endif
- operator QVariant() const;
+ QT7_ONLY(Q_GUI_EXPORT) operator QVariant() const;
#ifndef QT_NO_VECTOR3D
inline void getAxisAndAngle(QVector3D *axis, float *angle) const;
- static QQuaternion fromAxisAndAngle(const QVector3D& axis, float angle);
+ QT7_ONLY(Q_GUI_EXPORT) static QQuaternion fromAxisAndAngle(const QVector3D &axis, float angle);
#endif
- void getAxisAndAngle(float *x, float *y, float *z, float *angle) const;
- static QQuaternion fromAxisAndAngle
- (float x, float y, float z, float angle);
+ QT7_ONLY(Q_GUI_EXPORT) void getAxisAndAngle(float *x, float *y, float *z, float *angle) const;
+ QT7_ONLY(Q_GUI_EXPORT) static QQuaternion fromAxisAndAngle(float x, float y, float z,
+ float angle);
#ifndef QT_NO_VECTOR3D
inline QVector3D toEulerAngles() const;
- static inline QQuaternion fromEulerAngles(const QVector3D &eulerAngles);
+ QT7_ONLY(Q_GUI_EXPORT) static inline QQuaternion fromEulerAngles(const QVector3D &eulerAngles);
#endif
- void getEulerAngles(float *pitch, float *yaw, float *roll) const;
- static QQuaternion fromEulerAngles(float pitch, float yaw, float roll);
+ QT7_ONLY(Q_GUI_EXPORT) void getEulerAngles(float *pitch, float *yaw, float *roll) const;
+ QT7_ONLY(Q_GUI_EXPORT) static QQuaternion fromEulerAngles(float pitch, float yaw, float roll);
- QMatrix3x3 toRotationMatrix() const;
- static QQuaternion fromRotationMatrix(const QMatrix3x3 &rot3x3);
+ QT7_ONLY(Q_GUI_EXPORT) QMatrix3x3 toRotationMatrix() const;
+ QT7_ONLY(Q_GUI_EXPORT) static QQuaternion fromRotationMatrix(const QMatrix3x3 &rot3x3);
#ifndef QT_NO_VECTOR3D
- void getAxes(QVector3D *xAxis, QVector3D *yAxis, QVector3D *zAxis) const;
- static QQuaternion fromAxes(const QVector3D &xAxis, const QVector3D &yAxis, const QVector3D &zAxis);
+ QT7_ONLY(Q_GUI_EXPORT) void getAxes(QVector3D *xAxis, QVector3D *yAxis, QVector3D *zAxis) const;
+ QT7_ONLY(Q_GUI_EXPORT) static QQuaternion fromAxes(const QVector3D &xAxis,
+ const QVector3D &yAxis,
+ const QVector3D &zAxis);
- static QQuaternion fromDirection(const QVector3D &direction, const QVector3D &up);
+ QT7_ONLY(Q_GUI_EXPORT) static QQuaternion fromDirection(const QVector3D &direction,
+ const QVector3D &up);
- static QQuaternion rotationTo(const QVector3D &from, const QVector3D &to);
+ QT7_ONLY(Q_GUI_EXPORT) static QQuaternion rotationTo(const QVector3D &from,
+ const QVector3D &to);
#endif
- static QQuaternion slerp
- (const QQuaternion& q1, const QQuaternion& q2, float t);
- static QQuaternion nlerp
- (const QQuaternion& q1, const QQuaternion& q2, float t);
+ QT7_ONLY(Q_GUI_EXPORT) static QQuaternion slerp(const QQuaternion &q1, const QQuaternion &q2,
+ float t);
+ QT7_ONLY(Q_GUI_EXPORT) static QQuaternion nlerp(const QQuaternion &q1, const QQuaternion &q2,
+ float t);
private:
float wp, xp, yp, zp;
@@ -135,40 +141,41 @@ private:
Q_DECLARE_TYPEINFO(QQuaternion, Q_PRIMITIVE_TYPE);
-inline QQuaternion::QQuaternion() : wp(1.0f), xp(0.0f), yp(0.0f), zp(0.0f) {}
+constexpr QQuaternion::QQuaternion() noexcept : wp(1.0f), xp(0.0f), yp(0.0f), zp(0.0f) {}
-inline QQuaternion::QQuaternion(float aScalar, float xpos, float ypos, float zpos) : wp(aScalar), xp(xpos), yp(ypos), zp(zpos) {}
+constexpr QQuaternion::QQuaternion(float aScalar, float xpos, float ypos, float zpos) noexcept
+ : wp(aScalar), xp(xpos), yp(ypos), zp(zpos) {}
QT_WARNING_PUSH
QT_WARNING_DISABLE_FLOAT_COMPARE
-inline bool QQuaternion::isNull() const
+constexpr bool QQuaternion::isNull() const noexcept
{
return wp == 0.0f && xp == 0.0f && yp == 0.0f && zp == 0.0f;
}
-inline bool QQuaternion::isIdentity() const
+constexpr bool QQuaternion::isIdentity() const noexcept
{
return wp == 1.0f && xp == 0.0f && yp == 0.0f && zp == 0.0f;
}
QT_WARNING_POP
-inline float QQuaternion::x() const { return xp; }
-inline float QQuaternion::y() const { return yp; }
-inline float QQuaternion::z() const { return zp; }
-inline float QQuaternion::scalar() const { return wp; }
+constexpr float QQuaternion::x() const noexcept { return xp; }
+constexpr float QQuaternion::y() const noexcept { return yp; }
+constexpr float QQuaternion::z() const noexcept { return zp; }
+constexpr float QQuaternion::scalar() const noexcept { return wp; }
-inline void QQuaternion::setX(float aX) { xp = aX; }
-inline void QQuaternion::setY(float aY) { yp = aY; }
-inline void QQuaternion::setZ(float aZ) { zp = aZ; }
-inline void QQuaternion::setScalar(float aScalar) { wp = aScalar; }
+constexpr void QQuaternion::setX(float aX) noexcept { xp = aX; }
+constexpr void QQuaternion::setY(float aY) noexcept { yp = aY; }
+constexpr void QQuaternion::setZ(float aZ) noexcept { zp = aZ; }
+constexpr void QQuaternion::setScalar(float aScalar) noexcept { wp = aScalar; }
-constexpr inline float QQuaternion::dotProduct(const QQuaternion &q1, const QQuaternion &q2)
+constexpr float QQuaternion::dotProduct(const QQuaternion &q1, const QQuaternion &q2) noexcept
{
return q1.wp * q2.wp + q1.xp * q2.xp + q1.yp * q2.yp + q1.zp * q2.zp;
}
-inline QQuaternion QQuaternion::inverted() const
+constexpr QQuaternion QQuaternion::inverted() const noexcept
{
// Need some extra precision if the length is very small.
double len = double(wp) * double(wp) +
@@ -181,12 +188,12 @@ inline QQuaternion QQuaternion::inverted() const
return QQuaternion(0.0f, 0.0f, 0.0f, 0.0f);
}
-inline QQuaternion QQuaternion::conjugated() const
+constexpr QQuaternion QQuaternion::conjugated() const noexcept
{
return QQuaternion(wp, -xp, -yp, -zp);
}
-inline QQuaternion &QQuaternion::operator+=(const QQuaternion &quaternion)
+constexpr QQuaternion &QQuaternion::operator+=(const QQuaternion &quaternion) noexcept
{
wp += quaternion.wp;
xp += quaternion.xp;
@@ -195,7 +202,7 @@ inline QQuaternion &QQuaternion::operator+=(const QQuaternion &quaternion)
return *this;
}
-inline QQuaternion &QQuaternion::operator-=(const QQuaternion &quaternion)
+constexpr QQuaternion &QQuaternion::operator-=(const QQuaternion &quaternion) noexcept
{
wp -= quaternion.wp;
xp -= quaternion.xp;
@@ -204,7 +211,7 @@ inline QQuaternion &QQuaternion::operator-=(const QQuaternion &quaternion)
return *this;
}
-inline QQuaternion &QQuaternion::operator*=(float factor)
+constexpr QQuaternion &QQuaternion::operator*=(float factor) noexcept
{
wp *= factor;
xp *= factor;
@@ -213,7 +220,7 @@ inline QQuaternion &QQuaternion::operator*=(float factor)
return *this;
}
-inline const QQuaternion operator*(const QQuaternion &q1, const QQuaternion& q2)
+constexpr QQuaternion operator*(const QQuaternion &q1, const QQuaternion &q2) noexcept
{
float yy = (q1.wp - q1.yp) * (q2.wp + q2.zp);
float zz = (q1.wp + q1.yp) * (q2.wp - q2.zp);
@@ -229,13 +236,13 @@ inline const QQuaternion operator*(const QQuaternion &q1, const QQuaternion& q2)
return QQuaternion(w, x, y, z);
}
-inline QQuaternion &QQuaternion::operator*=(const QQuaternion &quaternion)
+constexpr QQuaternion &QQuaternion::operator*=(const QQuaternion &quaternion) noexcept
{
*this = *this * quaternion;
return *this;
}
-inline QQuaternion &QQuaternion::operator/=(float divisor)
+constexpr QQuaternion &QQuaternion::operator/=(float divisor)
{
wp /= divisor;
xp /= divisor;
@@ -244,37 +251,37 @@ inline QQuaternion &QQuaternion::operator/=(float divisor)
return *this;
}
-inline const QQuaternion operator+(const QQuaternion &q1, const QQuaternion &q2)
+constexpr QQuaternion operator+(const QQuaternion &q1, const QQuaternion &q2) noexcept
{
return QQuaternion(q1.wp + q2.wp, q1.xp + q2.xp, q1.yp + q2.yp, q1.zp + q2.zp);
}
-inline const QQuaternion operator-(const QQuaternion &q1, const QQuaternion &q2)
+constexpr QQuaternion operator-(const QQuaternion &q1, const QQuaternion &q2) noexcept
{
return QQuaternion(q1.wp - q2.wp, q1.xp - q2.xp, q1.yp - q2.yp, q1.zp - q2.zp);
}
-inline const QQuaternion operator*(float factor, const QQuaternion &quaternion)
+constexpr QQuaternion operator*(float factor, const QQuaternion &quaternion) noexcept
{
return QQuaternion(quaternion.wp * factor, quaternion.xp * factor, quaternion.yp * factor, quaternion.zp * factor);
}
-inline const QQuaternion operator*(const QQuaternion &quaternion, float factor)
+constexpr QQuaternion operator*(const QQuaternion &quaternion, float factor) noexcept
{
return QQuaternion(quaternion.wp * factor, quaternion.xp * factor, quaternion.yp * factor, quaternion.zp * factor);
}
-inline const QQuaternion operator-(const QQuaternion &quaternion)
+constexpr QQuaternion operator-(const QQuaternion &quaternion) noexcept
{
return QQuaternion(-quaternion.wp, -quaternion.xp, -quaternion.yp, -quaternion.zp);
}
-inline const QQuaternion operator/(const QQuaternion &quaternion, float divisor)
+constexpr QQuaternion operator/(const QQuaternion &quaternion, float divisor)
{
return QQuaternion(quaternion.wp / divisor, quaternion.xp / divisor, quaternion.yp / divisor, quaternion.zp / divisor);
}
-inline bool qFuzzyCompare(const QQuaternion& q1, const QQuaternion& q2)
+constexpr bool qFuzzyCompare(const QQuaternion &q1, const QQuaternion &q2) noexcept
{
return qFuzzyCompare(q1.wp, q2.wp) &&
qFuzzyCompare(q1.xp, q2.xp) &&
@@ -284,17 +291,17 @@ inline bool qFuzzyCompare(const QQuaternion& q1, const QQuaternion& q2)
#ifndef QT_NO_VECTOR3D
-inline QQuaternion::QQuaternion(float aScalar, const QVector3D& aVector)
+constexpr QQuaternion::QQuaternion(float aScalar, const QVector3D &aVector) noexcept
: wp(aScalar), xp(aVector.x()), yp(aVector.y()), zp(aVector.z()) {}
-inline void QQuaternion::setVector(const QVector3D& aVector)
+constexpr void QQuaternion::setVector(const QVector3D &aVector) noexcept
{
xp = aVector.x();
yp = aVector.y();
zp = aVector.z();
}
-inline QVector3D QQuaternion::vector() const
+constexpr QVector3D QQuaternion::vector() const noexcept
{
return QVector3D(xp, yp, zp);
}
@@ -325,7 +332,7 @@ inline QQuaternion QQuaternion::fromEulerAngles(const QVector3D &eulerAngles)
#endif
-inline void QQuaternion::setVector(float aX, float aY, float aZ)
+constexpr void QQuaternion::setVector(float aX, float aY, float aZ) noexcept
{
xp = aX;
yp = aY;
@@ -334,10 +341,10 @@ inline void QQuaternion::setVector(float aX, float aY, float aZ)
#ifndef QT_NO_VECTOR4D
-inline QQuaternion::QQuaternion(const QVector4D& aVector)
+constexpr QQuaternion::QQuaternion(const QVector4D &aVector) noexcept
: wp(aVector.w()), xp(aVector.x()), yp(aVector.y()), zp(aVector.z()) {}
-inline QVector4D QQuaternion::toVector4D() const
+constexpr QVector4D QQuaternion::toVector4D() const noexcept
{
return QVector4D(xp, yp, zp, wp);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-20 10:17:18 +0000