Gazebo Math
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7.4.0
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include
gz
math
gz/math/Spline.hh
Go to the documentation of this file.
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/*
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* Copyright (C) 2012 Open Source Robotics Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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// Note: Originally cribbed from Ogre3d. Modified to implement Cardinal
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// spline and catmull-rom spline
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#ifndef GZ_MATH_SPLINE_HH_
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#define GZ_MATH_SPLINE_HH_
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#include <
gz/math/Helpers.hh
>
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#include <
gz/math/Vector3.hh
>
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#include <gz/math/config.hh>
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#include <gz/utils/ImplPtr.hh>
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namespace
gz
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{
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namespace
math
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{
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// Inline bracket to help doxygen filtering.
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inline
namespace
GZ_MATH_VERSION_NAMESPACE {
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//
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// Forward declare private classes
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class
ControlPoint;
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class
GZ_MATH_VISIBLE
Spline
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{
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public
:
Spline
();
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public
:
void
Tension
(
double
_t);
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public
:
double
Tension
()
const
;
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public
:
double
ArcLength
()
const
;
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public
:
double
ArcLength
(
const
double
_t)
const
;
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public
:
double
ArcLength
(
const
unsigned
int
_index,
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const
double
_t)
const
;
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public
:
void
AddPoint
(
const
Vector3d
&_p);
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public
:
void
AddPoint
(
const
Vector3d
&_p,
const
Vector3d
&_t);
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private
:
void
AddPoint(
const
ControlPoint &_cp,
const
bool
_fixed);
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public
:
Vector3d
Point
(
const
unsigned
int
_index)
const
;
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public
:
Vector3d
Tangent
(
const
unsigned
int
_index)
const
;
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public
:
Vector3d
MthDerivative
(
const
unsigned
int
_index,
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const
unsigned
int
_mth)
const
;
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public
:
size_t
PointCount
()
const
;
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public
:
void
Clear
();
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public
:
bool
UpdatePoint
(
const
unsigned
int
_index,
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const
Vector3d
&_p);
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public
:
bool
UpdatePoint
(
const
unsigned
int
_index,
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const
Vector3d
&_p,
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const
Vector3d
&_t);
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private
:
bool
UpdatePoint(
const
unsigned
int
_index,
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const
ControlPoint &_cp,
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const
bool
_fixed);
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public
:
Vector3d
Interpolate
(
const
double
_t)
const
;
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public
:
Vector3d
Interpolate
(
const
unsigned
int
_fromIndex,
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const
double
_t)
const
;
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public
:
Vector3d
InterpolateTangent
(
const
double
_t)
const
;
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public
:
Vector3d
InterpolateTangent
(
const
unsigned
int
_fromIndex,
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const
double
_t)
const
;
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public
:
Vector3d
InterpolateMthDerivative
(
const
unsigned
int
_mth,
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const
double
_1)
const
;
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public
:
Vector3d
InterpolateMthDerivative
(
const
unsigned
int
_fromIndex,
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const
unsigned
int
_mth,
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const
double
_s)
const
;
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public
:
void
AutoCalculate
(
bool
_autoCalc);
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public
:
void
RecalcTangents
();
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private
:
void
Rebuild();
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private
:
bool
MapToSegment(
const
double
_t,
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unsigned
int
&_index,
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double
&_fraction)
const
;
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GZ_UTILS_IMPL_PTR(dataPtr)
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};
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}
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}
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}
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#endif