lsst.geom
g19811a7679+d02280c829
Toggle main menu visibility
Loading...
Searching...
No Matches
include
lsst
geom
polynomials
Basis2d.h
Go to the documentation of this file.
1
// -*- LSST-C++ -*-
2
/*
3
* Developed for the LSST Data Management System.
4
* This product includes software developed by the LSST Project
5
* (https://www.lsst.org).
6
* See the COPYRIGHT file at the top-level directory of this distribution
7
* for details of code ownership.
8
*
9
* This program is free software: you can redistribute it and/or modify
10
* it under the terms of the GNU General Public License as published by
11
* the Free Software Foundation, either version 3 of the License, or
12
* (at your option) any later version.
13
*
14
* This program is distributed in the hope that it will be useful,
15
* but WITHOUT ANY WARRANTY; without even the implied warranty of
16
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17
* GNU General Public License for more details.
18
*
19
* You should have received a copy of the GNU General Public License
20
* along with this program. If not, see <https://www.gnu.org/licenses/>.
21
*/
22
#ifndef LSST_AFW_MATH_POLYNOMIALS_Basis2d_h_INCLUDED
23
#define LSST_AFW_MATH_POLYNOMIALS_Basis2d_h_INCLUDED
24
#ifdef DOXYGEN
25
26
namespace
lsst
{
namespace
geom
{
namespace
polynomials
{
27
36
template
<
typename
Basis1d>
37
class
Basis2d
{
38
public
:
39
41
using
Function
= ...;
42
44
using
Scaled
= ...;
45
47
using
Workspace
= ...;
48
50
std::size_t
getOrder
()
const
;
51
53
std::size_t
size
()
const
;
54
61
Scaled
scaled
(
Scaling2d
const
& first)
const
;
62
64
Workspace
makeWorkspace
()
const
;
65
79
template
<
typename
Vector>
80
double
sumWith
(
geom::Point2D
const
& point, Vector
const
& coefficients)
const
;
81
83
template
<
typename
Vector>
84
double
sumWith
(
geom::Point2D
const
& point, Vector
const
& coefficients,
Workspace
& workspace)
const
;
85
93
template
<
typename
Vector>
94
void
fill
(
geom::Point2D
const
& point, Vector && basis)
const
;
95
97
template
<
typename
Vector>
98
void
fill
(
geom::Point2D
const
& point, Vector && basis,
Workspace
& workspace)
const
;
99
100
private
:
101
Basis1d
_basis1d;
102
};
103
104
}}}
// namespace lsst::geom::polynomials
105
106
#endif
// DOXYGEN
107
#endif
// !LSST_AFW_MATH_POLYNOMIALS_Basis2d_h_INCLUDED
lsst::geom::polynomials::Basis1d
A basis interface for 1-d series expansions.
Definition
Basis1d.h:36
lsst::geom::polynomials::Basis2d
A basis interface for 2-d series expansions.
Definition
Basis2d.h:37
lsst::geom::polynomials::Basis2d::sumWith
double sumWith(geom::Point2D const &point, Vector const &coefficients, Workspace &workspace) const
Evaluate a basis expansion with the given coefficients (external workspace version).
lsst::geom::polynomials::Basis2d::sumWith
double sumWith(geom::Point2D const &point, Vector const &coefficients) const
Evaluate a basis expansion with the given coefficients.
lsst::geom::polynomials::Basis2d::Function
... Function
A Function2d object that uses this basis.
Definition
Basis2d.h:41
lsst::geom::polynomials::Basis2d::size
std::size_t size() const
Return the number of basis functions.
lsst::geom::polynomials::Basis2d::Workspace
... Workspace
The type returned by makeWorkspace().
Definition
Basis2d.h:47
lsst::geom::polynomials::Basis2d::Scaled
... Scaled
The type returned by scale().
Definition
Basis2d.h:44
lsst::geom::polynomials::Basis2d::fill
void fill(geom::Point2D const &point, Vector &&basis) const
Evaluate the basis at a given point.
lsst::geom::polynomials::Basis2d::makeWorkspace
Workspace makeWorkspace() const
Allocate workspace that can be passed to sumWith() and fill() to avoid repeated memory allocations.
lsst::geom::polynomials::Basis2d::getOrder
std::size_t getOrder() const
Return the maximum order of the basis.
lsst::geom::polynomials::Basis2d::scaled
Scaled scaled(Scaling2d const &first) const
Return a scaled basis that delegates to a copy of this.
lsst::geom::polynomials::Basis2d::fill
void fill(geom::Point2D const &point, Vector &&basis, Workspace &workspace) const
Evaluate the basis at a given point (external workspace version).
lsst::geom::polynomials::Scaling2d
A 2-d separable affine transform that can be used to map one interval to another.
Definition
Scaling2d.h:48
lsst::geom::polynomials
Low-level polynomials (including special polynomials) in C++.
lsst::geom
Definition
AffineTransform.h:36
lsst::geom::Point2D
Point< double, 2 > Point2D
Definition
Point.h:324
lsst
std::size_t
Generated on
for lsst.geom by
1.17.0