TestAccuracy.h Example File

multimedia/spectrum/3rdparty/fftreal/TestAccuracy.h
/***************************************************************************** TestAccuracy.h Copyright (c) 2005 Laurent de Soras --- Legal stuff --- This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *Tab=3***********************************************************************/
#if ! defined (TestAccuracy_HEADER_INCLUDED) #define TestAccuracy_HEADER_INCLUDED #if defined (_MSC_VER) #pragma once #pragma warning (4 : 4250) // "Inherits via dominance." #endif /*\\\ INCLUDE FILES \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/ template <class FO> class TestAccuracy { /*\\\ PUBLIC \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/ public: typedef typename FO::DataType DataType; typedef long double BigFloat; // To get maximum accuracy during intermediate calculations static int perform_test_single_object (FO &fft); static int perform_test_d (FO &fft, const char *class_name_0); static int perform_test_i (FO &fft, const char *class_name_0); static int perform_test_di (FO &fft, const char *class_name_0); /*\\\ PROTECTED \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/ protected: /*\\\ PRIVATE \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/ private: enum { NBR_ACC_TESTS = 10 * 1000 * 1000 }; enum { MAX_NBR_TESTS = 10000 }; static void compute_tf (DataType s [], const DataType x [], long length); static void compute_itf (DataType x [], const DataType s [], long length); static int compare_vect_display (const DataType x_ptr [], const DataType y_ptr [], long len, BigFloat &max_err_rel); static BigFloat compute_power (const DataType x_ptr [], long len); static BigFloat compute_power (const DataType x_ptr [], const DataType y_ptr [], long len); static void compare_vect (const DataType x_ptr [], const DataType y_ptr [], BigFloat &power, long &max_err_pos, long len); /*\\\ FORBIDDEN MEMBER FUNCTIONS \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/ private: TestAccuracy (); ~TestAccuracy (); TestAccuracy (const TestAccuracy &other); TestAccuracy & operator = (const TestAccuracy &other); bool operator == (const TestAccuracy &other); bool operator != (const TestAccuracy &other); }; // class TestAccuracy #include "TestAccuracy.hpp" #endif // TestAccuracy_HEADER_INCLUDED /*\\\ EOF \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/

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