LSST Applications  21.0.0-147-g0e635eb1+1acddb5be5,22.0.0+052faf71bd,22.0.0+1ea9a8b2b2,22.0.0+6312710a6c,22.0.0+729191ecac,22.0.0+7589c3a021,22.0.0+9f079a9461,22.0.1-1-g7d6de66+b8044ec9de,22.0.1-1-g87000a6+536b1ee016,22.0.1-1-g8e32f31+6312710a6c,22.0.1-10-gd060f87+016f7cdc03,22.0.1-12-g9c3108e+df145f6f68,22.0.1-16-g314fa6d+c825727ab8,22.0.1-19-g93a5c75+d23f2fb6d8,22.0.1-19-gb93eaa13+aab3ef7709,22.0.1-2-g8ef0a89+b8044ec9de,22.0.1-2-g92698f7+9f079a9461,22.0.1-2-ga9b0f51+052faf71bd,22.0.1-2-gac51dbf+052faf71bd,22.0.1-2-gb66926d+6312710a6c,22.0.1-2-gcb770ba+09e3807989,22.0.1-20-g32debb5+b8044ec9de,22.0.1-23-gc2439a9a+fb0756638e,22.0.1-3-g496fd5d+09117f784f,22.0.1-3-g59f966b+1e6ba2c031,22.0.1-3-g849a1b8+f8b568069f,22.0.1-3-gaaec9c0+c5c846a8b1,22.0.1-32-g5ddfab5d3+60ce4897b0,22.0.1-4-g037fbe1+64e601228d,22.0.1-4-g8623105+b8044ec9de,22.0.1-5-g096abc9+d18c45d440,22.0.1-5-g15c806e+57f5c03693,22.0.1-7-gba73697+57f5c03693,master-g6e05de7fdc+c1283a92b8,master-g72cdda8301+729191ecac,w.2021.39
LSST Data Management Base Package
KernelFunctions.cc
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1 // -*- LSST-C++ -*-
2 
3 /*
4  * LSST Data Management System
5  * Copyright 2008, 2009, 2010 LSST Corporation.
6  *
7  * This product includes software developed by the
8  * LSST Project (http://www.lsst.org/).
9  *
10  * This program is free software: you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation, either version 3 of the License, or
13  * (at your option) any later version.
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15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the LSST License Statement and
21  * the GNU General Public License along with this program. If not,
22  * see <http://www.lsstcorp.org/LegalNotices/>.
23  */
24 
25 /*
26  * Definitions of members of lsst::afw::math
27  */
28 #include <iostream>
29 
30 #include "boost/format.hpp"
31 
33 
34 namespace lsst {
35 namespace afw {
36 namespace math {
37 
38 void printKernel(Kernel const &kernel, bool doNormalize, double xPos, double yPos, std::string pixelFmt) {
39  using Pixel = Kernel::Pixel;
40 
41  image::Image<Pixel> kImage(kernel.getDimensions());
42  double kSum = kernel.computeImage(kImage, doNormalize, xPos, yPos);
43 
44  for (int y = kImage.getHeight() - 1; y >= 0; --y) {
46  ++ptr) {
47  std::cout << boost::format(pixelFmt) % *ptr << " ";
48  }
50  }
51 
52  if (doNormalize && std::abs(static_cast<double>(kSum) - 1.0) > 1.0e-5) {
53  std::cout << boost::format("Warning! Sum of all pixels = %9.5f != 1.0\n") % kSum;
54  }
56 }
57 } // namespace math
58 } // namespace afw
59 } // namespace lsst
uint64_t * ptr
Definition: RangeSet.cc:88
int y
Definition: SpanSet.cc:48
typename _const_view_t::x_iterator const_x_iterator
A const iterator for traversing the pixels in a row.
Definition: ImageBase.h:141
int getHeight() const
Return the number of rows in the image.
Definition: ImageBase.h:296
x_iterator row_begin(int y) const
Return an x_iterator to the start of the y'th row.
Definition: ImageBase.h:401
x_iterator row_end(int y) const
Return an x_iterator to the end of the y'th row.
Definition: ImageBase.h:404
Kernels are used for convolution with MaskedImages and (eventually) Images.
Definition: Kernel.h:110
lsst::geom::Extent2I const getDimensions() const
Return the Kernel's dimensions (width, height)
Definition: Kernel.h:212
double computeImage(lsst::afw::image::Image< Pixel > &image, bool doNormalize, double x=0.0, double y=0.0) const
Compute an image (pixellized representation of the kernel) in place.
Definition: Kernel.cc:76
T endl(T... args)
void printKernel(lsst::afw::math::Kernel const &kernel, bool doNormalize, double x=0, double y=0, std::string pixelFmt="%7.3f")
Print the pixel values of a Kernel to std::cout.
float Pixel
Typedefs to be used for pixel values.
Definition: common.h:37
def format(config, name=None, writeSourceLine=True, prefix="", verbose=False)
Definition: history.py:174
Angle abs(Angle const &a)
Definition: Angle.h:106
A base class for image defects.