diff options
| author | Krzysztof Kosi??ski <tweenk.pl@gmail.com> | 2008-12-09 00:06:13 +0000 |
|---|---|---|
| committer | tweenk <tweenk@users.sourceforge.net> | 2008-12-09 00:06:13 +0000 |
| commit | ed0c006e81c69fbed16181c512c55190d998892e (patch) | |
| tree | 37e6c6d558eceb3e7b4ac9f5ac3aaac41b854863 /src/libnr/nr-matrix-test.cpp | |
| parent | fix for Bug #234305 (paste into transformed groups) (diff) | |
| download | inkscape-ed0c006e81c69fbed16181c512c55190d998892e.tar.gz inkscape-ed0c006e81c69fbed16181c512c55190d998892e.zip | |
Simplify "make check" makefile rules and remove most of the obsolete
utest-based tests.
(bzr r6976)
Diffstat (limited to 'src/libnr/nr-matrix-test.cpp')
| -rw-r--r-- | src/libnr/nr-matrix-test.cpp | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/src/libnr/nr-matrix-test.cpp b/src/libnr/nr-matrix-test.cpp deleted file mode 100644 index 610ebb750..000000000 --- a/src/libnr/nr-matrix-test.cpp +++ /dev/null @@ -1,171 +0,0 @@ -#include <utest/utest.h> -#include <libnr/nr-matrix.h> -#include <libnr/nr-matrix-fns.h> -#include <libnr/nr-matrix-ops.h> -#include <libnr/nr-matrix-rotate-ops.h> -#include <libnr/nr-matrix-scale-ops.h> -#include <libnr/nr-point-matrix-ops.h> -#include <libnr/nr-rotate.h> -#include <libnr/nr-rotate-ops.h> -#include <libnr/nr-scale-ops.h> -#include <libnr/nr-scale-translate-ops.h> -#include <libnr/nr-translate.h> -#include <libnr/nr-translate-ops.h> -#include <libnr/nr-translate-scale-ops.h> -using NR::Matrix; -using NR::X; -using NR::Y; - -inline bool point_equalp(NR::Point const &a, NR::Point const &b) -{ - return ( NR_DF_TEST_CLOSE(a[X], b[X], 1e-5) && - NR_DF_TEST_CLOSE(a[Y], b[Y], 1e-5) ); -} - -int main(int /*argc*/, char */*argv*/[]) -{ - int rc = EXIT_SUCCESS; - - Matrix const m_id(NR::identity()); - NR::rotate const r_id(NR::Point(1, 0)); - NR::translate const t_id(0, 0); - - utest_start("Matrix"); - - Matrix const c16(1.0, 2.0, - 3.0, 4.0, - 5.0, 6.0); - UTEST_TEST("basic constructors, operator=") { - Matrix const c16_copy(c16); - Matrix c16_eq(m_id); - c16_eq = c16; - for(unsigned i = 0; i < 6; ++i) { - UTEST_ASSERT( c16[i] == 1.0 + i ); - UTEST_ASSERT( c16[i] == c16_copy[i] ); - UTEST_ASSERT( c16[i] == c16_eq[i] ); - UTEST_ASSERT( m_id[i] == double( i == 0 || i == 3 ) ); - } - } - - UTEST_TEST("scale constructor") { - NR::scale const s(2.0, 3.0); - NR::Matrix const ms(s); - NR::Point const p(5.0, 7.0); - UTEST_ASSERT( p * s == NR::Point(10.0, 21.0) ); - UTEST_ASSERT( p * ms == NR::Point(10.0, 21.0) ); - } - - NR::rotate const r86(NR::Point(.8, .6)); - NR::Matrix const mr86(r86); - UTEST_TEST("rotate constructor") { - NR::Point const p0(1.0, 0.0); - NR::Point const p90(0.0, 1.0); - UTEST_ASSERT( p0 * r86 == NR::Point(.8, .6) ); - UTEST_ASSERT( p0 * mr86 == NR::Point(.8, .6) ); - UTEST_ASSERT( p90 * r86 == NR::Point(-.6, .8) ); - UTEST_ASSERT( p90 * mr86 == NR::Point(-.6, .8) ); - UTEST_ASSERT(matrix_equalp(Matrix( r86 * r86 ), - mr86 * mr86, - 1e-14)); - } - - NR::translate const t23(2.0, 3.0); - UTEST_TEST("translate constructor") { - NR::Matrix const mt23(t23); - NR::Point const b(-2.0, 3.0); - UTEST_ASSERT( b * t23 == b * mt23 ); - } - - NR::scale const s_id(1.0, 1.0); - UTEST_TEST("test_identity") { - UTEST_ASSERT(m_id.test_identity()); - UTEST_ASSERT(Matrix(t_id).test_identity()); - UTEST_ASSERT(!(Matrix(NR::translate(-2, 3)).test_identity())); - UTEST_ASSERT(Matrix(r_id).test_identity()); - NR::rotate const rot180(NR::Point(-1, 0)); - UTEST_ASSERT(!(Matrix(rot180).test_identity())); - UTEST_ASSERT(Matrix(s_id).test_identity()); - UTEST_ASSERT(!(Matrix(NR::scale(1.0, 0.0)).test_identity())); - UTEST_ASSERT(!(Matrix(NR::scale(0.0, 1.0)).test_identity())); - UTEST_ASSERT(!(Matrix(NR::scale(1.0, -1.0)).test_identity())); - UTEST_ASSERT(!(Matrix(NR::scale(-1.0, -1.0)).test_identity())); - } - - UTEST_TEST("inverse") { - UTEST_ASSERT( m_id.inverse() == m_id ); - UTEST_ASSERT( Matrix(t23).inverse() == Matrix(NR::translate(-2.0, -3.0)) ); - NR::scale const s2(-4.0, 2.0); - NR::scale const sp5(-.25, .5); - UTEST_ASSERT( Matrix(s2).inverse() == Matrix(sp5) ); - UTEST_ASSERT( Matrix(sp5).inverse() == Matrix(s2) ); - } - - UTEST_TEST("elliptic quadratic form") { - NR::Matrix const aff(1.0, 1.0, - 0.0, 1.0, - 5.0, 6.0); - NR::Matrix const invaff = aff.inverse(); - UTEST_ASSERT( invaff[1] == -1.0 ); - - NR::Matrix const ef(elliptic_quadratic_form(invaff)); - NR::Matrix const exp_ef(2, -1, - -1, 1, - 0, 0); - UTEST_ASSERT( ef == exp_ef ); - } - - UTEST_TEST("Matrix * rotate") { - NR::Matrix const ma(2.0, -1.0, - 4.0, 4.0, - -0.5, 2.0); - NR::Matrix const a_r86( ma * r86 ); - NR::Matrix const ma1( a_r86 * r86.inverse() ); - UTEST_ASSERT(matrix_equalp(ma1, ma, 1e-12)); - NR::Matrix const exp_a_r86( 2*.8 + -1*-.6, 2*.6 + -1*.8, - 4*.8 + 4*-.6, 4*.6 + 4*.8, - -.5*.8 + 2*-.6, -.5*.6 + 2*.8 ); - UTEST_ASSERT(matrix_equalp(a_r86, exp_a_r86, 1e-12)); - } - - UTEST_TEST("translate*scale, scale*translate") { - NR::translate const t2n4(2, -4); - NR::scale const sn2_8(-2, 8); - NR::Matrix const exp_ts(-2, 0, - 0, 8, - -4, -32); - NR::Matrix const exp_st(-2, 0, - 0, 8, - 2, -4); - UTEST_ASSERT( exp_ts == t2n4 * sn2_8 ); - UTEST_ASSERT( exp_st == sn2_8 * t2n4 ); - } - - UTEST_TEST("Matrix * scale") { - NR::Matrix const ma(2.0, -1.0, - 4.0, 4.0, - -0.5, 2.0); - NR::scale const sn2_8(-2, 8); - NR::Matrix const exp_as(-4, -8, - -8, 32, - 1, 16); - UTEST_ASSERT( ma * sn2_8 == exp_as ); - } - - if (!utest_end()) { - rc = EXIT_FAILURE; - } - - return rc; -} - - -/* - Local Variables: - mode:c++ - c-file-style:"stroustrup" - c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) - indent-tabs-mode:nil - fill-column:99 - End: -*/ -// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 : |
