coco
227 lines
7.5 KiB
C++
227 lines
7.5 KiB
C++
// Copyright (C) 2009 Davis E. King (davis@dlib.net)
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// License: Boost Software License See LICENSE.txt for the full license.
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#include "../tester.h"
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#include <dlib/matrix.h>
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#ifndef DLIB_USE_BLAS
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#error "BLAS bindings must be used for this test to make any sense"
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#endif
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namespace dlib
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{
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namespace blas_bindings
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{
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// This is a little screwy. This function is used inside the BLAS
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// bindings to count how many times each of the BLAS functions get called.
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#ifdef DLIB_TEST_BLAS_BINDINGS
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int& counter_gemv() { static int counter = 0; return counter; }
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#endif
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}
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}
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namespace
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{
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using namespace test;
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using namespace std;
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// Declare the logger we will use in this test. The name of the logger
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// should start with "test."
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dlib::logger dlog("test.gemv");
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class blas_bindings_gemv_tester : public tester
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{
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public:
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blas_bindings_gemv_tester (
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) :
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tester (
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"test_gemv", // the command line argument name for this test
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"Run tests for GEMV routines.", // the command line argument description
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0 // the number of command line arguments for this test
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)
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{}
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template <typename matrix_type, typename rv_type, typename cv_type>
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void test_gemv_stuff(
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matrix_type& m,
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cv_type& cv,
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rv_type& rv
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) const
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{
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using namespace dlib;
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using namespace dlib::blas_bindings;
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cv_type cv2;
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rv_type rv2;
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typedef typename matrix_type::type scalar_type;
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scalar_type val;
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counter_gemv() = 0;
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cv2 = m*cv;
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DLIB_TEST(counter_gemv() == 1);
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counter_gemv() = 0;
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cv2 = m*2*cv;
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DLIB_TEST(counter_gemv() == 1);
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counter_gemv() = 0;
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cv2 = m*2*trans(rv);
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DLIB_TEST(counter_gemv() == 1);
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counter_gemv() = 0;
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rv2 = trans(m*2*cv);
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DLIB_TEST(counter_gemv() == 1);
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counter_gemv() = 0;
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rv2 = rv*m;
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DLIB_TEST(counter_gemv() == 1);
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counter_gemv() = 0;
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rv2 = (rv + rv)*m;
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DLIB_TEST(counter_gemv() == 1);
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counter_gemv() = 0;
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rv2 = trans(cv)*m;
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DLIB_TEST(counter_gemv() == 1);
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dlog << dlib::LTRACE << 1;
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counter_gemv() = 0;
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rv2 = trans(cv)*trans(m) + rv*trans(m);
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DLIB_TEST(counter_gemv() == 2);
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dlog << dlib::LTRACE << 2;
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counter_gemv() = 0;
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cv2 = m*trans(trans(cv)*trans(m) + 3*rv*trans(m));
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DLIB_TEST(counter_gemv() == 3);
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// This does one dot and one gemv
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counter_gemv() = 0;
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val = trans(cv)*m*trans(rv);
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DLIB_TEST_MSG(counter_gemv() == 1, counter_gemv());
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// This does one dot and two gemv
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counter_gemv() = 0;
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val = (trans(cv)*m)*(m*trans(rv));
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DLIB_TEST_MSG(counter_gemv() == 2, counter_gemv());
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// This does one dot and two gemv
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counter_gemv() = 0;
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val = trans(cv)*m*trans(m)*trans(rv);
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DLIB_TEST_MSG(counter_gemv() == 2, counter_gemv());
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}
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template <typename matrix_type, typename rv_type, typename cv_type>
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void test_gemv_stuff_conj(
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matrix_type& m,
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cv_type& cv,
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rv_type& rv
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) const
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{
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using namespace dlib;
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using namespace dlib::blas_bindings;
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cv_type cv2;
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rv_type rv2;
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counter_gemv() = 0;
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cv2 = trans(cv)*conj(m);
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DLIB_TEST(counter_gemv() == 1);
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counter_gemv() = 0;
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cv2 = conj(trans(m))*rv;
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DLIB_TEST(counter_gemv() == 1);
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counter_gemv() = 0;
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cv2 = conj(trans(m))*trans(cv);
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DLIB_TEST(counter_gemv() == 1);
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counter_gemv() = 0;
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cv2 = trans(trans(cv)*conj(2*m) + conj(3*trans(m))*rv + conj(trans(m)*3)*trans(cv));
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DLIB_TEST(counter_gemv() == 3);
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}
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void perform_test (
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)
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{
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using namespace dlib;
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typedef dlib::memory_manager<char>::kernel_1a mm;
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dlog << dlib::LINFO << "test double";
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{
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matrix<double> m = randm(4,4);
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matrix<double,0,1> cv = randm(4,1);
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matrix<double,1,0> rv = randm(1,4);
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test_gemv_stuff(m,cv,rv);
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}
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dlog << dlib::LINFO << "test float";
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{
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matrix<float> m = matrix_cast<float>(randm(4,4));
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matrix<float,0,1> cv = matrix_cast<float>(randm(4,1));
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matrix<float,1,0> rv = matrix_cast<float>(randm(1,4));
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test_gemv_stuff(m,cv,rv);
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}
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dlog << dlib::LINFO << "test complex<double>";
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{
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matrix<complex<double> > m = complex_matrix(randm(4,4), randm(4,4));
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matrix<complex<double>,0,1> cv = complex_matrix(randm(4,1), randm(4,1));
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matrix<complex<double>,1,0> rv = complex_matrix(randm(1,4), randm(1,4));
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test_gemv_stuff(m,cv,rv);
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}
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dlog << dlib::LINFO << "test complex<float>";
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{
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matrix<complex<float> > m = matrix_cast<complex<float> >(complex_matrix(randm(4,4), randm(4,4)));
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matrix<complex<float>,0,1> cv = matrix_cast<complex<float> >(complex_matrix(randm(4,1), randm(4,1)));
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matrix<complex<float>,1,0> rv = matrix_cast<complex<float> >(complex_matrix(randm(1,4), randm(1,4)));
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test_gemv_stuff(m,cv,rv);
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}
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dlog << dlib::LINFO << "test double";
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{
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matrix<double,0,0,mm,column_major_layout> m = randm(4,4);
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matrix<double,0,1,mm,column_major_layout> cv = randm(4,1);
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matrix<double,1,0,mm,column_major_layout> rv = randm(1,4);
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test_gemv_stuff(m,cv,rv);
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}
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dlog << dlib::LINFO << "test float";
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{
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matrix<float,0,0,mm,column_major_layout> m = matrix_cast<float>(randm(4,4));
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matrix<float,0,1,mm,column_major_layout> cv = matrix_cast<float>(randm(4,1));
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matrix<float,1,0,mm,column_major_layout> rv = matrix_cast<float>(randm(1,4));
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test_gemv_stuff(m,cv,rv);
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}
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dlog << dlib::LINFO << "test complex<double>";
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{
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matrix<complex<double>,0,0,mm,column_major_layout > m = complex_matrix(randm(4,4), randm(4,4));
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matrix<complex<double>,0,1,mm,column_major_layout> cv = complex_matrix(randm(4,1), randm(4,1));
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matrix<complex<double>,1,0,mm,column_major_layout> rv = complex_matrix(randm(1,4), randm(1,4));
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test_gemv_stuff(m,cv,rv);
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}
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dlog << dlib::LINFO << "test complex<float>";
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{
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matrix<complex<float>,0,0,mm,column_major_layout > m = matrix_cast<complex<float> >(complex_matrix(randm(4,4), randm(4,4)));
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matrix<complex<float>,0,1,mm,column_major_layout> cv = matrix_cast<complex<float> >(complex_matrix(randm(4,1), randm(4,1)));
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matrix<complex<float>,1,0,mm,column_major_layout> rv = matrix_cast<complex<float> >(complex_matrix(randm(1,4), randm(1,4)));
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test_gemv_stuff(m,cv,rv);
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}
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print_spinner();
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}
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};
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blas_bindings_gemv_tester a;
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}
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