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/third_party/gstreamer/gstreamer/tests/check/gst/
Dgstdatetime.c41 GstDateTime *dt; in GST_START_TEST() local
47 dt = gst_date_time_new_now_local_time (); in GST_START_TEST()
53 assert_equals_int (gst_date_time_get_year (dt), 1900 + tm.tm_year); in GST_START_TEST()
54 assert_equals_int (gst_date_time_get_month (dt), 1 + tm.tm_mon); in GST_START_TEST()
55 assert_equals_int (gst_date_time_get_day (dt), tm.tm_mday); in GST_START_TEST()
56 assert_equals_int (gst_date_time_get_hour (dt), tm.tm_hour); in GST_START_TEST()
57 assert_equals_int (gst_date_time_get_minute (dt), tm.tm_min); in GST_START_TEST()
58 assert_almost_equals_int (gst_date_time_get_second (dt), tm.tm_sec); in GST_START_TEST()
59 gst_date_time_unref (dt); in GST_START_TEST()
66 GstDateTime *dt; in GST_START_TEST() local
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/third_party/boost/boost/numeric/odeint/stepper/detail/
Dgeneric_rk_operations.hpp33 …e_sum( const boost::array<Fac,1> &a , Time dt ) : Operations::template scale_sum2< Fac , Time >( 1… in generic_rk_scale_sum()
43 generic_rk_scale_sum( const boost::array<Fac,2> &a , Time dt ) in generic_rk_scale_sum()
44 : Operations::template scale_sum3< Fac , Time >( 1.0 , a[0]*dt , a[1]*dt ) in generic_rk_scale_sum()
53 generic_rk_scale_sum( const boost::array<Fac,3> &a , Time dt ) in generic_rk_scale_sum()
54 … : Operations::template scale_sum4< Fac , Time >( 1.0 , a[0]*dt , a[1]*dt , a[2]*dt ) in generic_rk_scale_sum()
63 generic_rk_scale_sum( const boost::array<Fac,4> &a , Time dt ) in generic_rk_scale_sum()
64 … : Operations::template scale_sum5< Fac , Time >( 1.0 , a[0]*dt , a[1]*dt , a[2]*dt , a[3]*dt ) in generic_rk_scale_sum()
73 generic_rk_scale_sum( const boost::array<Fac,5> &a , Time dt ) in generic_rk_scale_sum()
74 …rations::template scale_sum6< Fac , Time >( 1.0 , a[0]*dt , a[1]*dt , a[2]*dt , a[3]*dt , a[4]*dt ) in generic_rk_scale_sum()
83 generic_rk_scale_sum( const boost::array<Fac,6> &a , Time dt ) in generic_rk_scale_sum()
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Dadams_bashforth_call_algebra.hpp36 …StateIn &in , StateOut &out , const StepStorage &steps , const Coefficients &coef , Time dt ) const in operator ()()
39 …eps[0].m_v , typename Operations::template scale_sum2< value_type , Time >( 1.0 , dt * coef[0] ) ); in operator ()()
48 …StateIn &in , StateOut &out , const StepStorage &steps , const Coefficients &coef , Time dt ) const in operator ()()
52 … Operations::template scale_sum3< value_type , Time , Time >( 1.0 , dt * coef[0] , dt * coef[1] ) … in operator ()()
61 …StateIn &in , StateOut &out , const StepStorage &steps , const Coefficients &coef , Time dt ) const in operator ()()
65 …mplate scale_sum4< value_type , Time , Time , Time >( 1.0 , dt * coef[0] , dt * coef[1] , dt * coe… in operator ()()
74 …StateIn &in , StateOut &out , const StepStorage &steps , const Coefficients &coef , Time dt ) const in operator ()()
79 1.0 , dt * coef[0] , dt * coef[1] , dt * coef[2] , dt * coef[3] ) ); in operator ()()
88 …StateIn &in , StateOut &out , const StepStorage &steps , const Coefficients &coef , Time dt ) const in operator ()()
93 … 1.0 , dt * coef[0] , dt * coef[1] , dt * coef[2] , dt * coef[3] , dt * coef[4] ) ); in operator ()()
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Dadams_moulton_call_algebra.hpp35 …, const DerivIn &dxdt , const StepStorage& /* steps */ , const Coefficients &coef , Time dt ) const in operator ()()
38 … in , dxdt , typename Operations::template scale_sum2< value_type , Time >( 1.0 , dt * coef[0] ) ); in operator ()()
47 … &out , const DerivIn &dxdt , const StepStorage &steps , const Coefficients &coef , Time dt ) const in operator ()()
51 … Operations::template scale_sum3< value_type , Time , Time >( 1.0 , dt * coef[0] , dt * coef[1] ) … in operator ()()
60 … &out , const DerivIn &dxdt , const StepStorage &steps , const Coefficients &coef , Time dt ) const in operator ()()
64 …ons::template scale_sum4< value_type , Time , Time >( 1.0 , dt * coef[0] , dt * coef[1] , dt * coe… in operator ()()
73 … &out , const DerivIn &dxdt , const StepStorage &steps , const Coefficients &coef , Time dt ) const in operator ()()
78 1.0 , dt * coef[0] , dt * coef[1] , dt * coef[2] , dt * coef[3] ) ); in operator ()()
87 … &out , const DerivIn &dxdt , const StepStorage &steps , const Coefficients &coef , Time dt ) const in operator ()()
92 … 1.0 , dt * coef[0] , dt * coef[1] , dt * coef[2] , dt * coef[3] , dt * coef[4] ) ); in operator ()()
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/third_party/glib/glib/tests/
Dgdatetime.c38 #define ASSERT_DATE(dt,y,m,d) G_STMT_START { \ argument
39 g_assert_nonnull ((dt)); \
40 g_assert_cmpint ((y), ==, g_date_time_get_year ((dt))); \
41 g_assert_cmpint ((m), ==, g_date_time_get_month ((dt))); \
42 g_assert_cmpint ((d), ==, g_date_time_get_day_of_month ((dt))); \
44 #define ASSERT_TIME(dt,H,M,S,U) G_STMT_START { \ argument
45 g_assert_nonnull ((dt)); \
46 g_assert_cmpint ((H), ==, g_date_time_get_hour ((dt))); \
47 g_assert_cmpint ((M), ==, g_date_time_get_minute ((dt))); \
48 g_assert_cmpint ((S), ==, g_date_time_get_second ((dt))); \
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/third_party/python/Doc/includes/
Dtzinfo_examples.py23 def fromutc(self, dt): argument
24 assert dt.tzinfo is self
25 stamp = (dt - datetime(1970, 1, 1, tzinfo=self)) // SECOND
30 return datetime(*args, microsecond=dt.microsecond,
33 def utcoffset(self, dt): argument
34 if self._isdst(dt):
39 def dst(self, dt): argument
40 if self._isdst(dt):
45 def tzname(self, dt): argument
46 return _time.tzname[self._isdst(dt)]
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/third_party/mesa3d/src/gallium/drivers/freedreno/
Dfreedreno_context.h219 struct blitter_context *blitter dt; member
220 void *clear_rs_state[2] dt;
223 struct slab_child_pool transfer_pool dt; member
226 struct fd_autotune autotune dt; member
233 struct slab_mempool sample_pool dt; member
234 struct slab_mempool sample_period_pool dt; member
241 struct list_head hw_active_queries dt; member
248 struct list_head acc_active_queries dt; member
256 bool update_active_queries dt; member
261 bool active_queries dt; member
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/third_party/boost/boost/preprocessor/repetition/
Drepeat_from_to.hpp36 …OOST_PP_REPEAT_FROM_TO_1(f, l, m, dt) BOOST_PP_REPEAT_FROM_TO_D_1(BOOST_PP_AUTO_REC(BOOST_PP_WHILE… argument
37 …OOST_PP_REPEAT_FROM_TO_2(f, l, m, dt) BOOST_PP_REPEAT_FROM_TO_D_2(BOOST_PP_AUTO_REC(BOOST_PP_WHILE… argument
38 …OOST_PP_REPEAT_FROM_TO_3(f, l, m, dt) BOOST_PP_REPEAT_FROM_TO_D_3(BOOST_PP_AUTO_REC(BOOST_PP_WHILE… argument
39 # define BOOST_PP_REPEAT_FROM_TO_4(f, l, m, dt) BOOST_PP_ERROR(0x0003) argument
54 …_REPEAT_FROM_TO_D_1(d, f, l, m, dt) BOOST_PP_REPEAT_1(BOOST_PP_SUB_D(d, l, f), BOOST_PP_REPEAT_FRO… argument
55 …_REPEAT_FROM_TO_D_2(d, f, l, m, dt) BOOST_PP_REPEAT_2(BOOST_PP_SUB_D(d, l, f), BOOST_PP_REPEAT_FRO… argument
56 …_REPEAT_FROM_TO_D_3(d, f, l, m, dt) BOOST_PP_REPEAT_3(BOOST_PP_SUB_D(d, l, f), BOOST_PP_REPEAT_FRO… argument
58 # define BOOST_PP_REPEAT_FROM_TO_D_1(d, f, l, m, dt) BOOST_PP_REPEAT_FROM_TO_D_1_I(d, f, l, m, d… argument
59 # define BOOST_PP_REPEAT_FROM_TO_D_2(d, f, l, m, dt) BOOST_PP_REPEAT_FROM_TO_D_2_I(d, f, l, m, d… argument
60 # define BOOST_PP_REPEAT_FROM_TO_D_3(d, f, l, m, dt) BOOST_PP_REPEAT_FROM_TO_D_3_I(d, f, l, m, d… argument
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/third_party/boost/libs/numeric/odeint/examples/
Dstepper_details.cpp86 double t( 0.0 ) , dt( 0.1 ); in main() local
90 rk.do_step( sys1 , inout , t , dt ); // In-place transformation of inout in main()
91 rk.do_step( sys2 , inout , t , dt ); // call with different system: Ok in main()
92 rk.do_step( sys1 , in , t , out , dt ); // Out-of-place transformation in main()
93 rk.do_step( sys1 , inout , dxdtin , t , dt ); // In-place tranformation of inout in main()
94 rk.do_step( sys1 , in , dxdtin , t , out , dt ); // Out-of-place transformation in main()
102 double t( 0.0 ) , dt( 0.1 ); in main() local
106 rk.do_step( sys1 , in , t , out , dt ); in main()
107 rk.do_step( sys2 , in , t , out , dt ); // DONT do this, sys1 is assumed in main()
109 rk.do_step( sys2 , in2 , t , out , dt ); in main()
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/third_party/boost/boost/locale/
Ddate_time.hpp988 inline int era(date_time const &dt) { return dt.get(era()); } in era() argument
992 inline int year(date_time const &dt) { return dt.get(year()); } in year() argument
996 inline int extended_year(date_time const &dt) { return dt.get(extended_year()); } in extended_year() argument
1000 inline int month(date_time const &dt) { return dt.get(month()); } in month() argument
1004 inline int day(date_time const &dt) { return dt.get(day()); } in day() argument
1008 inline int day_of_year(date_time const &dt) { return dt.get(day_of_year()); } in day_of_year() argument
1017 inline int day_of_week(date_time const &dt) { return dt.get(day_of_week()); } in day_of_week() argument
1022 … inline int day_of_week_in_month(date_time const &dt) { return dt.get(day_of_week_in_month()); } in day_of_week_in_month() argument
1026 … inline int day_of_week_local(date_time const &dt) { return dt.get(day_of_week_local()); } in day_of_week_local() argument
1030 inline int hour(date_time const &dt) { return dt.get(hour()); } in hour() argument
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/third_party/flutter/skia/src/core/
DSkTime.cpp34 void SkTime::GetDateTime(DateTime* dt) { in GetDateTime() argument
35 if (dt) { in GetDateTime()
38 dt->fTimeZoneMinutes = 0; in GetDateTime()
39 dt->fYear = st.wYear; in GetDateTime()
40 dt->fMonth = SkToU8(st.wMonth); in GetDateTime()
41 dt->fDayOfWeek = SkToU8(st.wDayOfWeek); in GetDateTime()
42 dt->fDay = SkToU8(st.wDay); in GetDateTime()
43 dt->fHour = SkToU8(st.wHour); in GetDateTime()
44 dt->fMinute = SkToU8(st.wMinute); in GetDateTime()
45 dt->fSecond = SkToU8(st.wSecond); in GetDateTime()
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/third_party/skia/src/core/
DSkTime.cpp34 void SkTime::GetDateTime(DateTime* dt) { in GetDateTime() argument
35 if (dt) { in GetDateTime()
38 dt->fTimeZoneMinutes = 0; in GetDateTime()
39 dt->fYear = st.wYear; in GetDateTime()
40 dt->fMonth = SkToU8(st.wMonth); in GetDateTime()
41 dt->fDayOfWeek = SkToU8(st.wDayOfWeek); in GetDateTime()
42 dt->fDay = SkToU8(st.wDay); in GetDateTime()
43 dt->fHour = SkToU8(st.wHour); in GetDateTime()
44 dt->fMinute = SkToU8(st.wMinute); in GetDateTime()
45 dt->fSecond = SkToU8(st.wSecond); in GetDateTime()
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/third_party/boost/libs/numeric/odeint/test/
Dfusion_algebra.cpp60 const time_type dt = 0.1 * si::second; variable
107 default_operations::scale_sum1< time_type >( dt ) ); in BOOST_AUTO_TEST_CASE()
116 default_operations::scale_sum2< value_type , time_type >( 1.0 , dt ) ); in BOOST_AUTO_TEST_CASE()
125 … default_operations::scale_sum3< value_type , time_type , time_type >( 1.0 , dt , dt ) ); in BOOST_AUTO_TEST_CASE()
134 …t_operations::scale_sum4< value_type , time_type , time_type , time_type >( 1.0 , dt , dt , dt ) ); in BOOST_AUTO_TEST_CASE()
143 …le_sum5< value_type , time_type , time_type , time_type , time_type >( 1.0 , dt , dt , dt , dt ) ); in BOOST_AUTO_TEST_CASE()
152 …pe , time_type , time_type , time_type , time_type , time_type >( 1.0 , dt , dt , dt , dt , dt ) ); in BOOST_AUTO_TEST_CASE()
161 …time_type , time_type , time_type , time_type , time_type >( 1.0 , dt , dt , dt , dt , dt , dt ) ); in BOOST_AUTO_TEST_CASE()
171 …, time_type , time_type , time_type >( 1.0 , dt , dt , dt , dt , dt , dt , dt , dt , dt , dt , dt … in BOOST_AUTO_TEST_CASE()
/third_party/boost/boost/numeric/odeint/stepper/
Drunge_kutta_dopri5.hpp93 StateOut &out , DerivOut &dxdt_out , time_type dt ) in do_step_impl() argument
132 … typename operations_type::template scale_sum2< value_type , time_type >( 1.0 , dt*b21 ) ); in do_step_impl()
134 sys( m_x_tmp.m_v , m_k2.m_v , t + dt*a2 ); in do_step_impl()
137 …erations_type::template scale_sum3< value_type , time_type , time_type >( 1.0 , dt*b31 , dt*b32 )); in do_step_impl()
139 sys( m_x_tmp.m_v , m_k3.m_v , t + dt*a3 ); in do_step_impl()
142 …te scale_sum4< value_type , time_type , time_type , time_type >( 1.0 , dt*b41 , dt*b42 , dt*b43 )); in do_step_impl()
144 sys( m_x_tmp.m_v, m_k4.m_v , t + dt*a4 ); in do_step_impl()
146 …type , time_type , time_type , time_type , time_type >( 1.0 , dt*b51 , dt*b52 , dt*b53 , dt*b54 )); in do_step_impl()
148 sys( m_x_tmp.m_v , m_k5.m_v , t + dt*a5 ); in do_step_impl()
150 …, time_type , time_type , time_type , time_type >( 1.0 , dt*b61 , dt*b62 , dt*b63 , dt*b64 , dt*b6… in do_step_impl()
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Dcontrolled_runge_kutta.hpp74 value_type error( const State &x_old , const Deriv &dxdt_old , Err &x_err , Time dt ) const in error()
76 return error( algebra_type() , x_old , dxdt_old , x_err , dt ); in error()
80 …( algebra_type &algebra , const State &x_old , const Deriv &dxdt_old , Err &x_err , Time dt ) const in error()
85 … rel_error< value_type >( m_eps_abs , m_eps_rel , m_a_x , m_a_dxdt * abs(get_unit_value( dt )) ) ); in error()
114 time_type decrease_step(time_type dt, const value_type error, const int error_order) const in decrease_step() argument
121 dt *= max in decrease_step()
128 dt = detail::min_abs(dt, m_max_dt); in decrease_step()
129 return dt; in decrease_step()
132 time_type increase_step(time_type dt, value_type error, const int stepper_order) const in increase_step() argument
148 dt *= static_cast<value_type>(9)/static_cast<value_type>(10) * in increase_step()
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Drunge_kutta_cash_karp54_classic.hpp93 … const StateIn &in , const DerivIn &dxdt , time_type t , StateOut &out , time_type dt , Err &xerr ) in do_step_impl() argument
106 do_step_impl( system , in , dxdt , t , out , dt ); in do_step_impl()
110 …_type , time_type , time_type , time_type , time_type >( dt*dc1 , dt*dc3 , dt*dc4 , dt*dc5 , dt*dc… in do_step_impl()
117 …tem system , const StateIn &in , const DerivIn &dxdt , time_type t , StateOut &out , time_type dt ) in do_step_impl() argument
152 … typename operations_type::template scale_sum2< value_type , time_type >( 1.0 , dt*b21 ) ); in do_step_impl()
154 sys( m_x_tmp.m_v , m_k2.m_v , t + dt*a2 ); in do_step_impl()
157 …erations_type::template scale_sum3< value_type , time_type , time_type >( 1.0 , dt*b31 , dt*b32 )); in do_step_impl()
159 sys( m_x_tmp.m_v , m_k3.m_v , t + dt*a3 ); in do_step_impl()
162 …te scale_sum4< value_type , time_type , time_type , time_type >( 1.0 , dt*b41 , dt*b42 , dt*b43 )); in do_step_impl()
164 sys( m_x_tmp.m_v, m_k4.m_v , t + dt*a4 ); in do_step_impl()
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Dadams_bashforth_moulton.hpp100 void do_step( System system , StateInOut &x , time_type t , time_type dt ) in do_step() argument
102 do_step_impl1( system , x , t , dt ); in do_step()
109 void do_step( System system , const StateInOut &x , time_type t , time_type dt ) in do_step() argument
111 do_step_impl1( system , x , t , dt ); in do_step()
115 …oid do_step( System system , const StateIn &in , time_type t , const StateOut &out , time_type dt ) in do_step() argument
117 do_step_impl2( system , in , t , out , dt ); in do_step()
124 void do_step( System system , const StateIn &in , time_type t , StateOut &out , time_type dt ) in do_step() argument
126 do_step_impl2( system , in ,t , out , dt ); in do_step()
140 …lize( ExplicitStepper explicit_stepper , System system , StateIn &x , time_type &t , time_type dt ) in initialize() argument
142 m_adams_bashforth.initialize( explicit_stepper , system , x , t , dt ); in initialize()
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Dadaptive_adams_bashforth_moulton.hpp87 void do_step(System system, state_type &inOut, time_type t, time_type dt ) in do_step() argument
91 do_step(system, inOut, t, m_xnew.m_v, dt, m_xerr.m_v); in do_step()
96 void do_step(System system, const state_type &in, time_type t, state_type &out, time_type dt ) in do_step() argument
98 do_step(system, in, t, out, dt, m_xerr.m_v); in do_step()
102 void do_step(System system, state_type &inOut, time_type t, time_type dt, state_type &xerr) in do_step() argument
106 do_step(system, inOut, t, m_xnew.m_v, dt, xerr); in do_step()
111 …void do_step(System system, const state_type &in, time_type t, state_type &out, time_type dt , sta… in do_step() argument
113 do_step_impl(system, in, t, out, dt, xerr); in do_step()
115 system(out, m_dxdt.m_v, t+dt); in do_step()
126 …d initialize(ExplicitStepper stepper, System system, state_type &inOut, time_type &t, time_type dt) in initialize() argument
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/third_party/boost/libs/numeric/odeint/test/numeric/
Drunge_kutta.cpp83 double dt = 0.5; in operator ()() local
84 stepper.do_step( osc() , x0 , t , x1 , dt ); in operator ()()
85 const double f = 2.0 * std::abs( sin(dt) - x1[0] ) / std::pow( dt , o ); // upper bound in operator ()()
90 while( f*std::pow( dt , o ) > 1E-16 ) in operator ()()
95 stepper.do_step( osc() , x0 , t , x1 , dt ); in operator ()()
96 std::cout << "Testing dt=" << dt << std::endl; in operator ()()
97 BOOST_CHECK_LT( std::abs( sin(dt) - x1[0] ) , f*std::pow( dt , o ) ); in operator ()()
98 dt *= 0.5; in operator ()()
117 double dt = 0.5; in operator ()() local
118 stepper.do_step( osc() , x0 , t , x1 , dt , x_err ); in operator ()()
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Dadams_bashforth.cpp63 double dt = 0.2; in operator ()() local
65 stepper.initialize( osc() , x1 , t , dt ); in operator ()()
71 stepper.do_step( osc() , x1 , t , dt ); in operator ()()
72 t += dt; in operator ()()
75 stepper.do_step( osc() , x1 , t , dt ); in operator ()()
77 … const double f = 2.0 * std::abs( A*sin(t+dt+phi) - x1[0] ) / std::pow( dt , o ); // upper bound in operator ()()
84 while( f*std::pow( dt , o ) > 1E-16 ) in operator ()()
88 stepper.initialize( osc() , x1 , t , dt ); in operator ()()
92 stepper.do_step( osc() , x1 , t , dt ); in operator ()()
94 … std::cout << "Testing dt=" << dt << " , " << std::abs( A*sin(t+dt+phi) - x1[0] ) << std::endl; in operator ()()
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/third_party/musl/src/math/
Dcbrtl.c33 double_t dr, dt, dx; in cbrtl() local
84 dt = ft; in cbrtl()
85 dr = dt * dt * dt; in cbrtl()
86 dt = dt * (dx + dx + dr) / (dx + dr + dr); in cbrtl()
89 dr = dt * dt * dt; in cbrtl()
90 dt = dt * (dx + dx + dr) / (dx + dr + dr); in cbrtl()
98 t = dt + (0x1.0p32L + 0x1.0p-31L) - 0x1.0p32; in cbrtl()
108 t = dt + 0x2.0p-46 + 0x1.0p60L - 0x1.0p60; in cbrtl()
/third_party/musl/porting/liteos_a/kernel/src/math/
Dcbrtl.c33 double_t dr, dt, dx; in cbrtl() local
84 dt = ft; in cbrtl()
85 dr = dt * dt * dt; in cbrtl()
86 dt = dt * (dx + dx + dr) / (dx + dr + dr); in cbrtl()
89 dr = dt * dt * dt; in cbrtl()
90 dt = dt * (dx + dx + dr) / (dx + dr + dr); in cbrtl()
98 t = dt + (0x1.0p32L + 0x1.0p-31L) - 0x1.0p32; in cbrtl()
108 t = dt + 0x2.0p-46 + 0x1.0p60L - 0x1.0p60; in cbrtl()
/third_party/boost/boost/numeric/odeint/integrate/detail/
Dintegrate_const.hpp37 Time &start_time , Time end_time , Time &dt ,
45 Time start_time , Time end_time , Time dt , in integrate_const() argument
56 while( less_eq_with_sign( static_cast<Time>(time+dt) , end_time , dt ) ) in integrate_const()
59 st.do_step( system , start_state , time , dt ); in integrate_const()
63 time = start_time + static_cast< typename unit_value_type<Time>::type >(step) * dt; in integrate_const()
75 Time start_time , Time end_time , Time dt , in integrate_const() argument
82 const Time time_step = dt; in integrate_const()
86 while( less_eq_with_sign( static_cast<Time>(time+time_step) , end_time , dt ) ) in integrate_const()
91 static_cast<Time>(time + time_step), dt, in integrate_const()
107 Time start_time , Time end_time , Time dt , in integrate_const() argument
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/third_party/boost/boost/numeric/odeint/stepper/base/
Dexplicit_error_stepper_base.hpp123 void do_step( System system , StateInOut &x , time_type t , time_type dt ) in do_step() argument
125 do_step_v1( system , x , t , dt ); in do_step()
132 void do_step( System system , const StateInOut &x , time_type t , time_type dt ) in do_step() argument
134 do_step_v1( system , x , t , dt ); in do_step()
148 do_step( System system , StateInOut &x , const DerivIn &dxdt , time_type t , time_type dt ) in do_step() argument
150 this->stepper().do_step_impl( system , x , dxdt , t , x , dt ); in do_step()
163 time_type t, time_type dt ) in do_step_dxdt_impl() argument
165 this->stepper().do_step_impl( system , x , dxdt , t , x , dt ); in do_step_dxdt_impl()
179 do_step( System system , const StateIn &in , time_type t , StateOut &out , time_type dt ) in do_step() argument
184 this->stepper().do_step_impl( system , in , m_dxdt.m_v , t , out , dt ); in do_step()
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/third_party/boost/libs/numeric/odeint/doc/
Dcontrolled_stepper_table.qbk20 …['val > 1 : dt[subl new] = dt[subl current] max( 0.9 pow( val , -1 / ( O[subl E] - 1 ) ) , 0.2 )]
22 ['val < 0.5 : dt[subl new] = dt[subl current] min( 0.9 pow( val , -1 / O[subl S] ) , 5 )]
24 ['else : dt[subl new] = dt[subl current]]
34 …['fac2 = max( 1 / 6 , min( 5 , dt[subl old] / dt[subl current] pow( val[super 2] / val[subl old] ,…
36 ['val > 1 : dt[subl new] = dt[subl current] / fac ]
38 ['val < 1 : dt[subl new] = dt[subl current] / max( fac , fac2 ) ]
41 [ [bulirsch_stoer] [['tol=1/2]] [-] [['dt[subl new] = dt[subl old][super 1/a]]] ]
48 value_type fac_pred = ( m_dt_old / dt ) * pow( err * err / m_err_old , 0.25 ) / safe;
51 dt_new = dt / fac;

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