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Commit 47883b9f authored by Matthieu Schaller's avatar Matthieu Schaller
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Code formatting

parent 12e478a5
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src/cooling.c
View file @ 47883b9f
......@@ -25,9 +25,9 @@
#include "../config.h"
/* This object's header. */
#include "adiabatic_index.h"
#include "cooling.h"
#include "hydro.h"
#include "adiabatic_index.h"
/**
* @brief Initialises the cooling properties in the internal system
......@@ -38,29 +38,40 @@
* @param cooling The cooling properties to initialize
*/
void cooling_init(const struct swift_params* parameter_file,
struct UnitSystem* us,
const struct phys_const* const phys_const,
struct cooling_data* cooling) {
struct UnitSystem* us,
const struct phys_const* const phys_const,
struct cooling_data* cooling) {
#ifdef CONST_COOLING
cooling->const_cooling.lambda = parser_get_param_double(parameter_file, "Cooling:lambda");
cooling->const_cooling.min_energy = parser_get_param_double(parameter_file, "Cooling:min_energy");
cooling->const_cooling.cooling_tstep_mult = parser_get_param_double(parameter_file, "Cooling:cooling_tstep_mult");
cooling->const_cooling.lambda =
parser_get_param_double(parameter_file, "Cooling:lambda");
cooling->const_cooling.min_energy =
parser_get_param_double(parameter_file, "Cooling:min_energy");
cooling->const_cooling.cooling_tstep_mult =
parser_get_param_double(parameter_file, "Cooling:cooling_tstep_mult");
#endif /* CONST_COOLING */
#ifdef CREASEY_COOLING
cooling->creasey_cooling.lambda = parser_get_param_double(parameter_file, "CreaseyCooling:Lambda");
cooling->creasey_cooling.min_temperature = parser_get_param_double(parameter_file, "CreaseyCooling:minimum_temperature");
cooling->creasey_cooling.mean_molecular_weight = parser_get_param_double(parameter_file, "CreaseyCooling:mean_molecular_weight");
cooling->creasey_cooling.hydrogen_mass_abundance = parser_get_param_double(parameter_file, "CreaseyCooling:hydrogen_mass_abundance");
cooling->creasey_cooling.cooling_tstep_mult = parser_get_param_double(parameter_file, "CreaseyCooling:cooling_tstep_mult");
cooling->creasey_cooling.lambda =
parser_get_param_double(parameter_file, "CreaseyCooling:Lambda");
cooling->creasey_cooling.min_temperature = parser_get_param_double(
parameter_file, "CreaseyCooling:minimum_temperature");
cooling->creasey_cooling.mean_molecular_weight = parser_get_param_double(
parameter_file, "CreaseyCooling:mean_molecular_weight");
cooling->creasey_cooling.hydrogen_mass_abundance = parser_get_param_double(
parameter_file, "CreaseyCooling:hydrogen_mass_abundance");
cooling->creasey_cooling.cooling_tstep_mult = parser_get_param_double(
parameter_file, "CreaseyCooling:cooling_tstep_mult");
/*convert minimum temperature into minimum internal energy*/
float u_floor = phys_const->const_boltzmann_k * cooling->creasey_cooling.min_temperature
/ (hydro_gamma_minus_one * cooling->creasey_cooling.mean_molecular_weight * phys_const->const_proton_mass);
float u_floor_cgs = u_floor * units_cgs_conversion_factor(us,UNIT_CONV_ENERGY_PER_UNIT_MASS);
cooling->creasey_cooling.min_internal_energy = u_floor;
float u_floor =
phys_const->const_boltzmann_k * cooling->creasey_cooling.min_temperature /
(hydro_gamma_minus_one * cooling->creasey_cooling.mean_molecular_weight *
phys_const->const_proton_mass);
float u_floor_cgs =
u_floor * units_cgs_conversion_factor(us, UNIT_CONV_ENERGY_PER_UNIT_MASS);
cooling->creasey_cooling.min_internal_energy = u_floor;
cooling->creasey_cooling.min_internal_energy_cgs = u_floor_cgs;
#endif /* CREASEY_COOLING */
}
......@@ -72,58 +83,61 @@ void cooling_init(const struct swift_params* parameter_file,
*/
void cooling_print(const struct cooling_data* cooling) {
#ifdef CONST_COOLING
#ifdef CONST_COOLING
message(
"Cooling properties are (lambda, min_energy, tstep multiplier) %g %g %g ",
cooling->const_cooling.lambda,
cooling->const_cooling.min_energy,
cooling->const_cooling.lambda, cooling->const_cooling.min_energy,
cooling->const_cooling.cooling_tstep_mult);
#endif /* CONST_COOLING */
#ifdef CREASEY_COOLING
message(
"Cooling properties for Creasey cooling are (lambda, min_temperature, hydrogen_mass_abundance, mean_molecular_weight, tstep multiplier) %g %g %g %g %g",
cooling->creasey_cooling.lambda,
cooling->creasey_cooling.min_temperature,
"Cooling properties for Creasey cooling are (lambda, min_temperature, "
"hydrogen_mass_abundance, mean_molecular_weight, tstep multiplier) %g %g "
"%g %g %g",
cooling->creasey_cooling.lambda, cooling->creasey_cooling.min_temperature,
cooling->creasey_cooling.hydrogen_mass_abundance,
cooling->creasey_cooling.mean_molecular_weight,
cooling->creasey_cooling.cooling_tstep_mult);
#endif /* CREASEY_COOLING */
}
void update_entropy(const struct phys_const* const phys_const, const struct UnitSystem* us,
const struct cooling_data* cooling, struct part* p, float dt){
void update_entropy(const struct phys_const* const phys_const,
const struct UnitSystem* us,
const struct cooling_data* cooling, struct part* p,
float dt) {
/*updates the entropy of a particle after integrating the cooling equation*/
float u_old;
float u_new;
float new_entropy;
//float old_entropy = p->entropy;
// float old_entropy = p->entropy;
float rho = p->rho;
// u_old = old_entropy/(GAMMA_MINUS1) * pow(rho,GAMMA_MINUS1);
u_old = hydro_get_internal_energy(p,0); // dt = 0 because using current entropy
u_new = calculate_new_thermal_energy(u_old,rho,dt,cooling,phys_const,us);
new_entropy = u_new*pow_minus_gamma_minus_one(rho) * hydro_gamma_minus_one;
u_old =
hydro_get_internal_energy(p, 0); // dt = 0 because using current entropy
u_new = calculate_new_thermal_energy(u_old, rho, dt, cooling, phys_const, us);
new_entropy = u_new * pow_minus_gamma_minus_one(rho) * hydro_gamma_minus_one;
p->entropy = new_entropy;
}
/*This function integrates the cooling equation, given the initial
thermal energy, density and the timestep dt. Returns the final internal energy*/
thermal energy, density and the timestep dt. Returns the final internal
energy*/
float calculate_new_thermal_energy(float u_old, float rho, float dt,
const struct cooling_data* cooling,
const struct phys_const* const phys_const,
const struct UnitSystem* us){
float calculate_new_thermal_energy(float u_old, float rho, float dt,
const struct cooling_data* cooling,
const struct phys_const* const phys_const,
const struct UnitSystem* us) {
#ifdef CONST_COOLING
/*du/dt = -lambda, independent of density*/
float du_dt = -cooling->const_cooling.lambda;
float u_floor = cooling->const_cooling.min_energy;
float u_new;
if (u_old - du_dt*dt > u_floor){
u_new = u_old + du_dt*dt;
}
else{
if (u_old - du_dt * dt > u_floor) {
u_new = u_old + du_dt * dt;
} else {
u_new = u_floor;
}
#endif /*CONST_COOLING*/
......@@ -132,33 +146,30 @@ float calculate_new_thermal_energy(float u_old, float rho, float dt,
/* rho*du/dt = -lambda*n_H^2 */
float u_new;
float X_H = cooling->creasey_cooling.hydrogen_mass_abundance;
float lambda_cgs = cooling->creasey_cooling.lambda; //this is always in cgs
float lambda_cgs = cooling->creasey_cooling.lambda; // this is always in cgs
float u_floor_cgs = cooling->creasey_cooling.min_internal_energy_cgs;
/*convert from internal code units to cgs*/
float dt_cgs = dt * units_cgs_conversion_factor(us,UNIT_CONV_TIME);
float rho_cgs = rho * units_cgs_conversion_factor(us,UNIT_CONV_DENSITY);
float m_p_cgs = phys_const->const_proton_mass * units_cgs_conversion_factor(us,UNIT_CONV_MASS);
float dt_cgs = dt * units_cgs_conversion_factor(us, UNIT_CONV_TIME);
float rho_cgs = rho * units_cgs_conversion_factor(us, UNIT_CONV_DENSITY);
float m_p_cgs = phys_const->const_proton_mass *
units_cgs_conversion_factor(us, UNIT_CONV_MASS);
float n_H_cgs = X_H * rho_cgs / m_p_cgs;
float u_old_cgs = u_old * units_cgs_conversion_factor(us,UNIT_CONV_ENERGY_PER_UNIT_MASS);
float u_old_cgs =
u_old * units_cgs_conversion_factor(us, UNIT_CONV_ENERGY_PER_UNIT_MASS);
float du_dt_cgs = -lambda_cgs * n_H_cgs * n_H_cgs / rho_cgs;
float u_new_cgs;
if (u_old_cgs + du_dt_cgs * dt_cgs > u_floor_cgs){
u_new_cgs = u_old_cgs + du_dt_cgs*dt_cgs;
}
else{
if (u_old_cgs + du_dt_cgs * dt_cgs > u_floor_cgs) {
u_new_cgs = u_old_cgs + du_dt_cgs * dt_cgs;
} else {
u_new_cgs = u_floor_cgs;
}
/*convert back to internal code units when returning new internal energy*/
u_new = u_new_cgs / units_cgs_conversion_factor(us,UNIT_CONV_ENERGY_PER_UNIT_MASS);
u_new = u_new_cgs /
units_cgs_conversion_factor(us, UNIT_CONV_ENERGY_PER_UNIT_MASS);
#endif /*CREASEY_COOLING*/
return u_new;
}
src/cooling.h
View file @ 47883b9f
......@@ -72,30 +72,32 @@ struct cooling_data {
* @param phys_const The physical constants in internal units.
* @param Pointer to the particle data.
*/
__attribute__((always_inline)) INLINE static double
cooling_timestep(const struct cooling_data* cooling,
const struct phys_const* const phys_const,
const struct part* const p) {
__attribute__((always_inline)) INLINE static double cooling_timestep(
const struct cooling_data* cooling,
const struct phys_const* const phys_const, const struct part* const p) {
const double cooling_rate = cooling->const_cooling.lambda;
const double internal_energy = hydro_get_internal_energy(p,0);// dt = 0 because using current entropy
return cooling->const_cooling.cooling_tstep_mult * internal_energy / cooling_rate;
const double internal_energy =
hydro_get_internal_energy(p, 0); // dt = 0 because using current entropy
return cooling->const_cooling.cooling_tstep_mult * internal_energy /
cooling_rate;
}
#endif /* CONST_COOLING */
/* Now, some generic functions, defined in the source file */
void cooling_init(const struct swift_params* parameter_file,
struct UnitSystem* us,
const struct phys_const* const phys_const,
struct cooling_data* cooling);
struct UnitSystem* us,
const struct phys_const* const phys_const,
struct cooling_data* cooling);
void cooling_print(const struct cooling_data* cooling);
void update_entropy(const struct phys_const* const phys_const, const struct UnitSystem* us,
const struct cooling_data* cooling, struct part* p, float dt);
float calculate_new_thermal_energy(float u_old, float rho, float dt,
const struct cooling_data* cooling,
const struct phys_const* const phys_const,
const struct UnitSystem* us);
void update_entropy(const struct phys_const* const phys_const,
const struct UnitSystem* us,
const struct cooling_data* cooling, struct part* p,
float dt);
float calculate_new_thermal_energy(float u_old, float rho, float dt,
const struct cooling_data* cooling,
const struct phys_const* const phys_const,
const struct UnitSystem* us);
#endif /* SWIFT_COOLING_H */
src/engine.c
View file @ 47883b9f
......@@ -82,7 +82,7 @@ const char *engine_policy_names[15] = {"none",
"external_gravity",
"cosmology_integration",
"drift_all",
"cooling"};
"cooling"};
/** The rank of the engine as a global variable (for messages). */
int engine_rank;
......@@ -186,8 +186,7 @@ void engine_make_hydro_hierarchical_tasks(struct engine *e, struct cell *c,
struct scheduler *s = &e->sched;
const int is_fixdt = (e->policy & engine_policy_fixdt) == engine_policy_fixdt;
const int is_with_cooling =
(e->policy & engine_policy_cooling) ==
engine_policy_cooling;
(e->policy & engine_policy_cooling) == engine_policy_cooling;
/* Is this the super-cell? */
if (super == NULL && (c->density != NULL || (c->count > 0 && !c->split))) {
......@@ -225,9 +224,8 @@ void engine_make_hydro_hierarchical_tasks(struct engine *e, struct cell *c,
#endif
if (is_with_cooling)
c->cooling = scheduler_addtask(
s, task_type_cooling, task_subtype_none, 0, 0, c, NULL, 0);
c->cooling = scheduler_addtask(s, task_type_cooling, task_subtype_none,
0, 0, c, NULL, 0);
}
}
......@@ -1793,10 +1791,10 @@ void engine_make_extra_hydroloop_tasks(struct engine *e) {
scheduler_addunlock(sched, t->ci->init, t);
scheduler_addunlock(sched, t, t->ci->kick);
}
/* Cooling tasks should depend on kick and does not unlock anything since
it is the last task*/
else if (t->type == task_type_cooling) {
else if (t->type == task_type_cooling) {
scheduler_addunlock(sched, t->ci->kick, t);
}
}
......@@ -2780,7 +2778,7 @@ void engine_step(struct engine *e) {
mask |= 1 << task_type_grav_external;
}
/* Add the tasks corresponding to cooling to the masks */
/* Add the tasks corresponding to cooling to the masks */
if (e->policy & engine_policy_cooling) {
mask |= 1 << task_type_cooling;
}
......@@ -3115,8 +3113,7 @@ void engine_init(struct engine *e, struct space *s,
const struct phys_const *physical_constants,
const struct hydro_props *hydro,
const struct external_potential *potential,
const struct cooling_data *cooling) {
const struct cooling_data *cooling) {
/* Clean-up everything */
bzero(e, sizeof(struct engine));
......
src/engine.h
View file @ 47883b9f
......@@ -222,7 +222,7 @@ void engine_init(struct engine *e, struct space *s,
const struct phys_const *physical_constants,
const struct hydro_props *hydro,
const struct external_potential *potential,
const struct cooling_data *cooling);
const struct cooling_data *cooling);
void engine_launch(struct engine *e, int nr_runners, unsigned int mask,
unsigned int submask);
void engine_prepare(struct engine *e);
......
src/runner.c
View file @ 47883b9f
......@@ -147,7 +147,6 @@ void runner_do_grav_external(struct runner *r, struct cell *c, int timer) {
if (timer) TIMER_TOC(timer_dograv_external);
}
/**
* @brief Calculate change in entropy from cooling
*
......@@ -187,8 +186,8 @@ void runner_do_cooling(struct runner *r, struct cell *c, int timer) {
/* Kick has already updated ti_end, so need to check ti_begin */
if (p->ti_begin == ti_current) {
dt = (p->ti_end - p->ti_begin)*timeBase;
update_entropy(constants, us, cooling ,p, dt);
dt = (p->ti_end - p->ti_begin) * timeBase;
update_entropy(constants, us, cooling, p, dt);
}
}
......
src/task.c
View file @ 47883b9f
......@@ -48,9 +48,9 @@
/* Task type names. */
const char *taskID_names[task_type_count] = {
"none", "sort", "self", "pair", "sub_self",
"sub_pair", "init", "ghost", "extra_ghost", "kick",
"kick_fixdt", "send", "recv", "grav_gather_m", "grav_fft",
"none", "sort", "self", "pair", "sub_self",
"sub_pair", "init", "ghost", "extra_ghost", "kick",
"kick_fixdt", "send", "recv", "grav_gather_m", "grav_fft",
"grav_mm", "grav_up", "grav_external", "cooling"};
const char *subtaskID_names[task_subtype_count] = {
......
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