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add LQuaternionf::get_forward(), fix angle_rad()

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This commit is contained in:
David Rose 2005-01-23 16:39:16 +00:00
parent 7506a18646
commit 52a0c84fce
2 changed files with 46 additions and 7 deletions
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49
panda/src/linmath/lquaternion_src.I
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@ -107,21 +107,23 @@ operator - (const FLOATNAME(LQuaternion) &other) const {
}
////////////////////////////////////////////////////////////////////
// Function: LVector::angle_rad
// Function: LQuaternion::angle_rad
// Access: Published
// Description: Returns the angle between this quat and the other
// one, expressed in radians.
// Description: Returns the angle between the orientation represented
// by this quaternion and the other one, expressed in
// radians.
////////////////////////////////////////////////////////////////////
INLINE_LINMATH FLOATTYPE FLOATNAME(LQuaternion)::
angle_rad(const FLOATNAME(LQuaternion) &other) const {
return get_axis().angle_rad(other.get_axis());
return get_forward().angle_rad(other.get_forward());
}
////////////////////////////////////////////////////////////////////
// Function: LVector::angle_deg
// Function: LQuaternion::angle_deg
// Access: Published
// Description: Returns the angle between this vector and the other
// one, expressed in degrees.
// Description: Returns the angle between the orientation represented
// by this quaternion and the other one, expressed in
// degrees.
////////////////////////////////////////////////////////////////////
INLINE_LINMATH FLOATTYPE FLOATNAME(LQuaternion)::
angle_deg(const FLOATNAME(LQuaternion) &other) const {
@ -299,6 +301,39 @@ get_angle() const {
return rad_2_deg(acos(_v.data[0]) * 2.0);
}
////////////////////////////////////////////////////////////////////
// Function: LQuaternion::get_up
// Access: Public
// Description: Returns the orientation represented by this
// quaternion, expressed as an up vector.
////////////////////////////////////////////////////////////////////
INLINE_LINMATH FLOATNAME(LVector3) FLOATNAME(LQuaternion)::
get_up(CoordinateSystem cs) const {
return xform(FLOATNAME(LVector3)::up(cs));
}
////////////////////////////////////////////////////////////////////
// Function: LQuaternion::get_right
// Access: Public
// Description: Returns the orientation represented by this
// quaternion, expressed as a right vector.
////////////////////////////////////////////////////////////////////
INLINE_LINMATH FLOATNAME(LVector3) FLOATNAME(LQuaternion)::
get_right(CoordinateSystem cs) const {
return xform(FLOATNAME(LVector3)::right(cs));
}
////////////////////////////////////////////////////////////////////
// Function: LQuaternion::get_forward
// Access: Public
// Description: Returns the orientation represented by this
// quaternion, expressed as a forward vector.
////////////////////////////////////////////////////////////////////
INLINE_LINMATH FLOATNAME(LVector3) FLOATNAME(LQuaternion)::
get_forward(CoordinateSystem cs) const {
return xform(FLOATNAME(LVector3)::forward(cs));
}
////////////////////////////////////////////////////////////////////
// Function: LQuaternion::get_r

4
panda/src/linmath/lquaternion_src.h
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@ -73,6 +73,10 @@ PUBLISHED:
INLINE_LINMATH FLOATNAME(LVector3) get_axis() const;
INLINE_LINMATH FLOATTYPE get_angle() const;
INLINE_LINMATH FLOATNAME(LVector3) get_up(CoordinateSystem cs = CS_default) const;
INLINE_LINMATH FLOATNAME(LVector3) get_right(CoordinateSystem cs = CS_default) const;
INLINE_LINMATH FLOATNAME(LVector3) get_forward(CoordinateSystem cs = CS_default) const;
INLINE_LINMATH FLOATTYPE get_r() const;
INLINE_LINMATH FLOATTYPE get_i() const;
INLINE_LINMATH FLOATTYPE get_j() const;