OPeNDAP Hyrax Back End Server (BES)  Updated for version 3.8.3
LinearScaleFunction.h
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1 
2 // -*- mode: c++; c-basic-offset:4 -*-
3 
4 // This file is part of libdap, A C++ implementation of the OPeNDAP Data
5 // Access Protocol.
6 
7 // Copyright (c) 2013 OPeNDAP, Inc.
8 // Authors: Nathan Potter <npotter@opendap.org>
9 // James Gallagher <jgallagher@opendap.org>
10 //
11 // This library is free software; you can redistribute it and/or
12 // modify it under the terms of the GNU Lesser General Public
13 // License as published by the Free Software Foundation; either
14 // version 2.1 of the License, or (at your option) any later version.
15 //
16 // This library is distributed in the hope that it will be useful,
17 // but WITHOUT ANY WARRANTY; without even the implied warranty of
18 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 // Lesser General Public License for more details.
20 //
21 // You should have received a copy of the GNU Lesser General Public
22 // License along with this library; if not, write to the Free Software
23 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
24 //
25 // You can contact OPeNDAP, Inc. at PO Box 112, Saunderstown, RI. 02874-0112.
26 
27 #include <ServerFunction.h>
28 
29 namespace libdap {
30 
31 class BaseType;
32 class DDS;
33 
37 void function_linear_scale(int argc, BaseType *argv[], DDS &dds, BaseType **btpp) ;
38 
43 class LinearScaleFunction: public libdap::ServerFunction {
44 public:
46  {
47  setName("linear_scale");
48  setDescriptionString("The linear_scale() function applies the familiar y = mx + b equation to data.");
49  setUsageString("linear_scale(var) | linear_scale(var,scale_factor,add_offset) | linear_scale(var,scale_factor,add_offset,missing_value)");
50  setRole("http://services.opendap.org/dap4/server-side-function/linear-scale");
51  setDocUrl("http://docs.opendap.org/index.php/Server_Side_Processing_Functions#linear_scale");
52  setFunction(libdap::function_linear_scale);
53  setVersion("1.0b1");
54  }
56  {
57  }
58 };
59 
60 } // libdap namespace
void function_linear_scale(int argc, BaseType *argv[], DDS &, BaseType **btpp)
Given a BaseType, scale it using 'y = mx + b'.
The LinearScaleFunction class encapsulates the linear_scale function 'function_linear_scale' along wi...