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Commit b740f32d authored by Matthieu Schaller's avatar Matthieu Schaller
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Code formatting

parent 2f9ebf13
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src/cooling/const_lambda/cooling.h
View file @ b740f32d
......@@ -35,7 +35,6 @@
#include "physical_constants.h"
#include "units.h"
/**
* @brief Calculates du/dt in code units for a particle.
*
......@@ -50,13 +49,14 @@ __attribute__((always_inline)) INLINE static float cooling_rate(
/* Get particle density */
const float rho = p->rho;
/* Get cooling function properties */
const float X_H = cooling->hydrogen_mass_abundance;
/* Calculate du_dt */
const float du_dt = -cooling->lambda * ( X_H * rho / phys_const->const_proton_mass) *
( X_H * rho / phys_const->const_proton_mass) / rho;
const float du_dt = -cooling->lambda *
(X_H * rho / phys_const->const_proton_mass) *
(X_H * rho / phys_const->const_proton_mass) / rho;
return du_dt;
}
......@@ -77,7 +77,7 @@ __attribute__((always_inline)) INLINE static void cooling_cool_part(
/* Get current internal energy (dt=0) */
const float u_old = hydro_get_internal_energy(p, 0.f);
/* Internal energy floor */
const float u_floor = cooling->min_energy;
......@@ -178,9 +178,9 @@ static INLINE void cooling_init_backend(
/* convert lambda to code units */
cooling->lambda = lambda_cgs *
units_cgs_conversion_factor(us,UNIT_CONV_TIME) /
(units_cgs_conversion_factor(us,UNIT_CONV_ENERGY) *
units_cgs_conversion_factor(us,UNIT_CONV_VOLUME));
units_cgs_conversion_factor(us, UNIT_CONV_TIME) /
(units_cgs_conversion_factor(us, UNIT_CONV_ENERGY) *
units_cgs_conversion_factor(us, UNIT_CONV_VOLUME));
}
/**
......@@ -195,8 +195,8 @@ static INLINE void cooling_print_backend(
"Cooling function is 'Constant lambda' with "
"(lambda,min_energy,hydrogen_mass_abundance,mean_molecular_weight) "
"= (%g,%g,%g,%g)",
cooling->lambda, cooling->min_energy,
cooling->hydrogen_mass_abundance, cooling->mean_molecular_weight);
cooling->lambda, cooling->min_energy, cooling->hydrogen_mass_abundance,
cooling->mean_molecular_weight);
}
#endif /* SWIFT_COOLING_CONST_LAMBDA_H */
src/engine.c
View file @ b740f32d
......@@ -131,7 +131,6 @@ void engine_make_hierarchical_tasks(struct engine *e, struct cell *c) {
const int is_with_cooling = (e->policy & engine_policy_cooling);
const int is_with_sourceterms = (e->policy & engine_policy_sourceterms);
/* Are we in a super-cell ? */
if (c->super == c) {
......@@ -3388,8 +3387,9 @@ void engine_init(struct engine *e, struct space *s,
fprintf(e->file_stats,
"#%14s %14s %14s %14s %14s %14s %14s %14s %14s %14s %14s %14s %14s "
"%14s %14s %14s\n",
"Time", "Mass", "E_tot", "E_kin", "E_int", "E_pot", "E_pot_self", "E_pot_ext",
"E_radcool", "Entropy", "p_x", "p_y", "p_z", "ang_x", "ang_y", "ang_z");
"Time", "Mass", "E_tot", "E_kin", "E_int", "E_pot", "E_pot_self",
"E_pot_ext", "E_radcool", "Entropy", "p_x", "p_y", "p_z", "ang_x",
"ang_y", "ang_z");
fflush(e->file_stats);
char timestepsfileName[200] = "";
......
src/potential.c
View file @ b740f32d
......@@ -35,8 +35,7 @@
*/
void potential_init(const struct swift_params* parameter_file,
const struct phys_const* phys_const,
const struct UnitSystem* us,
const struct space* s,
const struct UnitSystem* us, const struct space* s,
struct external_potential* potential) {
potential_init_backend(parameter_file, phys_const, us, s, potential);
......
src/potential.h
View file @ b740f32d
......@@ -48,8 +48,7 @@
/* Now, some generic functions, defined in the source file */
void potential_init(const struct swift_params* parameter_file,
const struct phys_const* phys_const,
const struct UnitSystem* us,
const struct space* s,
const struct UnitSystem* us, const struct space* s,
struct external_potential* potential);
void potential_print(const struct external_potential* potential);
......
src/potential/disc_patch/potential.h
View file @ b740f32d
......@@ -33,8 +33,8 @@
#include "parser.h"
#include "part.h"
#include "physical_constants.h"
#include "units.h"
#include "space.h"
#include "units.h"
/**
* @brief External Potential Properties - Disc patch case
......@@ -157,16 +157,17 @@ __attribute__((always_inline)) INLINE static void external_gravity_acceleration(
* Placeholder for now- just returns 0
*
* @param potential The #external_potential used in the run.
* @param phys_const Physical constants in internal units.
* @param phys_const Physical constants in internal units.
* @param p Pointer to the particle data.
*/
__attribute__((always_inline)) INLINE static float external_gravity_get_potential_energy(
__attribute__((always_inline)) INLINE static float
external_gravity_get_potential_energy(
const struct external_potential* potential,
const struct phys_const* const phys_const, const struct part* p) {
return 0.;
}
}
/**
* @brief Initialises the external potential properties in the internal system
......@@ -180,8 +181,7 @@ __attribute__((always_inline)) INLINE static void external_gravity_acceleration(
static INLINE void potential_init_backend(
const struct swift_params* parameter_file,
const struct phys_const* phys_const, const struct UnitSystem* us,
const struct space* s,
struct external_potential* potential) {
const struct space* s, struct external_potential* potential) {
potential->surface_density = parser_get_param_double(
parameter_file, "DiscPatchPotential:surface_density");
......
src/potential/isothermal/potential.h
View file @ b740f32d
......@@ -31,8 +31,8 @@
#include "parser.h"
#include "part.h"
#include "physical_constants.h"
#include "units.h"
#include "space.h"
#include "units.h"
/**
* @brief External Potential Properties - Isothermal sphere case
......@@ -100,32 +100,33 @@ __attribute__((always_inline)) INLINE static float external_gravity_timestep(
* @param g Pointer to the g-particle data.
*/
__attribute__((always_inline)) INLINE static void external_gravity_acceleration(
double time ,const struct external_potential* potential,
double time, const struct external_potential* potential,
const struct phys_const* const phys_const, struct gpart* g) {
const float dx = g->x[0] - potential->x;
const float dy = g->x[1] - potential->y;
const float dz = g->x[2] - potential->z;
const float rinv2 = 1./(dx*dx + dy*dy + dz*dz);
const float rinv2 = 1. / (dx * dx + dy * dy + dz * dz);
const double term = -potential->vrot2_over_G * rinv2;
g->a_grav[0] = term * dx;
g->a_grav[1] = term * dy;
g->a_grav[2] = term * dz;
g->a_grav[2] = term * dz;
}
/**
* @brief Computes the gravitational potential energy of a particle in an isothermal potential.
* @brief Computes the gravitational potential energy of a particle in an
* isothermal potential.
*
* @param potential The #external_potential used in the run.
* @param phys_const Physical constants in internal units.
* @param phys_const Physical constants in internal units.
* @param g Pointer to the particle data.
*/
__attribute__((always_inline)) INLINE static float external_gravity_get_potential_energy(
__attribute__((always_inline)) INLINE static float
external_gravity_get_potential_energy(
const struct external_potential* potential,
const struct phys_const* const phys_const, const struct gpart* g) {
......@@ -133,8 +134,9 @@ __attribute__((always_inline)) INLINE static void external_gravity_acceleration(
const float dy = g->x[1] - potential->y;
const float dz = g->x[2] - potential->z;
return potential->vrot * potential->vrot * 0.5 * log(dx*dx + dy*dy * dz*dz);
}
return potential->vrot * potential->vrot * 0.5 *
log(dx * dx + dy * dy * dz * dz);
}
/**
* @brief Initialises the external potential properties in the internal system
......@@ -148,14 +150,16 @@ __attribute__((always_inline)) INLINE static void external_gravity_acceleration(
static INLINE void potential_init_backend(
const struct swift_params* parameter_file,
const struct phys_const* phys_const, const struct UnitSystem* us,
const struct space* s,
struct external_potential* potential) {
const struct space* s, struct external_potential* potential) {
potential->x = s->dim[0]/2. +
potential->x =
s->dim[0] / 2. +
parser_get_param_double(parameter_file, "IsothermalPotential:position_x");
potential->y = s->dim[1]/2. +
potential->y =
s->dim[1] / 2. +
parser_get_param_double(parameter_file, "IsothermalPotential:position_y");
potential->z = s->dim[2]/2. +
potential->z =
s->dim[2] / 2. +
parser_get_param_double(parameter_file, "IsothermalPotential:position_z");
potential->vrot =
parser_get_param_double(parameter_file, "IsothermalPotential:vrot");
......
src/potential/none/potential.h
View file @ b740f32d
......@@ -30,8 +30,8 @@
#include "parser.h"
#include "part.h"
#include "physical_constants.h"
#include "units.h"
#include "space.h"
#include "units.h"
/**
* @brief External Potential Properties
......@@ -72,16 +72,17 @@ __attribute__((always_inline)) INLINE static void external_gravity_acceleration(
* @brief Computes the gravitational potential energy due to nothing.
*
* @param potential The #external_potential used in the run.
* @param phys_const Physical constants in internal units.
* @param phys_const Physical constants in internal units.
* @param g Pointer to the particle data.
*/
__attribute__((always_inline)) INLINE static float external_gravity_get_potential_energy(
__attribute__((always_inline)) INLINE static float
external_gravity_get_potential_energy(
const struct external_potential* potential,
const struct phys_const* const phys_const, const struct part* g) {
return 0.;
}
}
/**
* @brief Initialises the external potential properties in the internal system
......@@ -97,8 +98,7 @@ __attribute__((always_inline)) INLINE static void external_gravity_acceleration(
static INLINE void potential_init_backend(
const struct swift_params* parameter_file,
const struct phys_const* phys_const, const struct UnitSystem* us,
const struct space* s,
struct external_potential* potential) {}
const struct space* s, struct external_potential* potential) {}
/**
* @brief Prints the properties of the external potential to stdout.
......
src/potential/point_mass/potential.h
View file @ b740f32d
......@@ -31,8 +31,8 @@
#include "parser.h"
#include "part.h"
#include "physical_constants.h"
#include "units.h"
#include "space.h"
#include "units.h"
/**
* @brief External Potential Properties - Point mass case
......@@ -116,25 +116,26 @@ __attribute__((always_inline)) INLINE static void external_gravity_acceleration(
g->a_grav[2] += -potential->mass * dz * rinv3;
}
/**
* @brief Computes the gravitational potential energy of a particle in a point mass potential.
* @brief Computes the gravitational potential energy of a particle in a point
* mass potential.
*
* @param potential The #external_potential used in the run.
* @param phys_const Physical constants in internal units.
* @param phys_const Physical constants in internal units.
* @param g Pointer to the particle data.
*/
__attribute__((always_inline)) INLINE static float external_gravity_get_potential_energy(
__attribute__((always_inline)) INLINE static float
external_gravity_get_potential_energy(
const struct external_potential* potential,
const struct phys_const* const phys_const, const struct part* g) {
const float dx = g->x[0] - potential->x;
const float dy = g->x[1] - potential->y;
const float dz = g->x[2] - potential->z;
const float rinv = 1./sqrtf(dx * dx + dy * dy + dz * dz);
const float rinv = 1. / sqrtf(dx * dx + dy * dy + dz * dz);
return -phys_const->const_newton_G * potential->mass * r_inv;
}
}
/**
* @brief Initialises the external potential properties in the internal system
......@@ -148,8 +149,7 @@ __attribute__((always_inline)) INLINE static void external_gravity_acceleration(
static INLINE void potential_init_backend(
const struct swift_params* parameter_file,
const struct phys_const* phys_const, const struct UnitSystem* us,
const struct space* s,
struct external_potential* potential) {
const struct space* s, struct external_potential* potential) {
potential->x =
parser_get_param_double(parameter_file, "PointMassPotential:position_x");
......
src/potential/softened_isothermal/potential.h
View file @ b740f32d
......@@ -32,8 +32,8 @@
#include "parser.h"
#include "part.h"
#include "physical_constants.h"
#include "units.h"
#include "space.h"
#include "units.h"
/**
* @brief External Potential Properties - Softened Isothermal sphere case
......@@ -46,10 +46,12 @@ struct external_potential {
/*! Rotation velocity */
double vrot;
/*! Square of vrot, the circular velocity which defines the isothermal potential */
/*! Square of vrot, the circular velocity which defines the isothermal
* potential */
double vrot2_over_G;
/*! Square of the softening length. Acceleration tends to zero within this distance from the origin */
/*! Square of the softening length. Acceleration tends to zero within this
* distance from the origin */
double epsilon2;
/*! Time-step condition pre-factor */
......@@ -74,17 +76,18 @@ __attribute__((always_inline)) INLINE static float external_gravity_timestep(
const float dy = g->x[1] - potential->y;
const float dz = g->x[2] - potential->z;
const float r2_plus_epsilon2_inv = 1.f / (dx * dx + dy * dy + dz * dz + potential->epsilon2);
const float r2_plus_epsilon2_inv =
1.f / (dx * dx + dy * dy + dz * dz + potential->epsilon2);
const float drdv =
dx * (g->v_full[0]) + dy * (g->v_full[1]) + dz * (g->v_full[2]);
const double vrot = potential->vrot;
const float dota_x =
vrot * vrot * r2_plus_epsilon2_inv * (g->v_full[0] - 2.f * drdv * dx * r2_plus_epsilon2_inv);
const float dota_y =
vrot * vrot * r2_plus_epsilon2_inv * (g->v_full[1] - 2.f * drdv * dy * r2_plus_epsilon2_inv);
const float dota_z =
vrot * vrot * r2_plus_epsilon2_inv * (g->v_full[2] - 2.f * drdv * dz * r2_plus_epsilon2_inv);
const float dota_x = vrot * vrot * r2_plus_epsilon2_inv *
(g->v_full[0] - 2.f * drdv * dx * r2_plus_epsilon2_inv);
const float dota_y = vrot * vrot * r2_plus_epsilon2_inv *
(g->v_full[1] - 2.f * drdv * dy * r2_plus_epsilon2_inv);
const float dota_z = vrot * vrot * r2_plus_epsilon2_inv *
(g->v_full[2] - 2.f * drdv * dz * r2_plus_epsilon2_inv);
const float dota_2 = dota_x * dota_x + dota_y * dota_y + dota_z * dota_z;
const float a_2 = g->a_grav[0] * g->a_grav[0] + g->a_grav[1] * g->a_grav[1] +
g->a_grav[2] * g->a_grav[2];
......@@ -97,7 +100,7 @@ __attribute__((always_inline)) INLINE static float external_gravity_timestep(
*
* Note that the accelerations are multiplied by Newton's G constant
* later on.
*
*
* a = v_rot^2 * (x,y,z) / (r^2 + epsilon^2)
* @param time The current time.
* @param potential The #external_potential used in the run.
......@@ -111,24 +114,27 @@ __attribute__((always_inline)) INLINE static void external_gravity_acceleration(
const float dx = g->x[0] - potential->x;
const float dy = g->x[1] - potential->y;
const float dz = g->x[2] - potential->z;
const float r2_plus_epsilon2_inv = 1.f / (dx * dx + dy * dy + dz * dz + potential->epsilon2);
const float r2_plus_epsilon2_inv =
1.f / (dx * dx + dy * dy + dz * dz + potential->epsilon2);
const double term = -potential->vrot2_over_G * r2_plus_epsilon2_inv;
g->a_grav[0] = term * dx;
g->a_grav[1] = term * dy;
g->a_grav[2] = term * dz;
g->a_grav[2] = term * dz;
}
/**
* @brief Computes the gravitational potential energy of a particle in an isothermal potential.
* @brief Computes the gravitational potential energy of a particle in an
* isothermal potential.
*
* @param potential The #external_potential used in the run.
* @param phys_const Physical constants in internal units.
* @param phys_const Physical constants in internal units.
* @param g Pointer to the particle data.
*/
__attribute__((always_inline)) INLINE static float external_gravity_get_potential_energy(
__attribute__((always_inline)) INLINE static float
external_gravity_get_potential_energy(
const struct external_potential* potential,
const struct phys_const* const phys_const, const struct part* g) {
......@@ -136,8 +142,9 @@ __attribute__((always_inline)) INLINE static void external_gravity_acceleration(
const float dy = g->x[1] - potential->y;
const float dz = g->x[2] - potential->z;
return potential->vrot * potential->vrot * 0.5 * log(dx*dx + dy*dy * dz*dz + potential->epsilon2);
}
return potential->vrot * potential->vrot * 0.5 *
log(dx * dx + dy * dy * dz * dz + potential->epsilon2);
}
/**
* @brief Initialises the external potential properties in the internal system
* of units.
......@@ -150,22 +157,25 @@ __attribute__((always_inline)) INLINE static void external_gravity_acceleration(
static INLINE void potential_init_backend(
const struct swift_params* parameter_file,
const struct phys_const* phys_const, const struct UnitSystem* us,
const struct space* s,
struct external_potential* potential) {
potential->x = s->dim[0]/2. +
parser_get_param_double(parameter_file, "SoftenedIsothermalPotential:position_x");
potential->y = s->dim[1]/2. +
parser_get_param_double(parameter_file, "SoftenedIsothermalPotential:position_y");
potential->z = s->dim[2]/2. +
parser_get_param_double(parameter_file, "SoftenedIsothermalPotential:position_z");
potential->vrot =
parser_get_param_double(parameter_file, "SoftenedIsothermalPotential:vrot");
const struct space* s, struct external_potential* potential) {
potential->x = s->dim[0] / 2. +
parser_get_param_double(
parameter_file, "SoftenedIsothermalPotential:position_x");
potential->y = s->dim[1] / 2. +
parser_get_param_double(
parameter_file, "SoftenedIsothermalPotential:position_y");
potential->z = s->dim[2] / 2. +
parser_get_param_double(
parameter_file, "SoftenedIsothermalPotential:position_z");
potential->vrot = parser_get_param_double(parameter_file,
"SoftenedIsothermalPotential:vrot");
potential->timestep_mult = parser_get_param_float(
parameter_file, "SoftenedIsothermalPotential:timestep_mult");
const double epsilon = parser_get_param_float(
parameter_file, "SoftenedIsothermalPotential:epsilon");
potential->vrot2_over_G = potential->vrot * potential->vrot / phys_const->const_newton_G;
potential->vrot2_over_G =
potential->vrot * potential->vrot / phys_const->const_newton_G;
potential->epsilon2 = epsilon * epsilon;
}
......@@ -182,7 +192,7 @@ static INLINE void potential_print_backend(
"%e, %e), vrot = %e "
"timestep multiplier = %e, epsilon = %e",
potential->x, potential->y, potential->z, potential->vrot,
potential->timestep_mult,sqrtf(potential->epsilon2));
potential->timestep_mult, sqrtf(potential->epsilon2));
}
#endif /* SWIFT_POTENTIAL_ISOTHERMAL_H */
src/space.c
View file @ b740f32d
......@@ -1814,10 +1814,11 @@ void space_init(struct space *s, const struct swift_params *params,
} else {
for (size_t k = 0; k < Npart; k++)
for (int j = 0; j < 3; j++)
if (parts[k].x[j] < 0 || parts[k].x[j] >= dim[j]){
printf("parts[%lld].x[%d] = %f , dim[%d] = %f\n" , k , j , parts[k].x[j] , j , dim[j]);
if (parts[k].x[j] < 0 || parts[k].x[j] >= dim[j]) {
printf("parts[%lld].x[%d] = %f , dim[%d] = %f\n", k, j,
parts[k].x[j], j, dim[j]);
error("Not all particles are within the specified domain.");
}
}
}
/* Same for the gparts */
......
src/statistics.c
View file @ b740f32d
......@@ -123,8 +123,7 @@ void stats_collect_part_mapper(void *map_data, int nr_parts, void *extra_data) {
const struct part *p = &parts[k];
const struct xpart *xp = &xparts[k];
struct gpart *gp = NULL;
if (p->gpart != NULL)
gp = p->gpart;
if (p->gpart != NULL) gp = p->gpart;
/* Get useful variables */
const float dt = (ti_current - (p->ti_begin + p->ti_end) / 2) * timeBase;
......@@ -157,7 +156,8 @@ void stats_collect_part_mapper(void *map_data, int nr_parts, void *extra_data) {
/* Collect energies. */
stats.E_kin += 0.5f * m * (v[0] * v[0] + v[1] * v[1] + v[2] * v[2]);
stats.E_pot_self += 0.;
stats.E_pot_ext += m * external_gravity_get_potential_energy(potential,phys_const,gp);
stats.E_pot_ext +=
m * external_gravity_get_potential_energy(potential, phys_const, gp);
stats.E_int += m * hydro_get_internal_energy(p, dt);
stats.E_rad += cooling_get_radiated_energy(xp);
......@@ -230,7 +230,8 @@ void stats_collect_gpart_mapper(void *map_data, int nr_gparts,
/* Collect energies. */
stats.E_kin += 0.5f * m * (v[0] * v[0] + v[1] * v[1] + v[2] * v[2]);
stats.E_pot_self += 0.;
stats.E_pot_ext += m * external_gravity_get_potential_energy(potential,phys_const,gp);
stats.E_pot_ext +=
m * external_gravity_get_potential_energy(potential, phys_const, gp);
}
/* Now write back to memory */
......@@ -279,9 +280,9 @@ void stats_print_to_file(FILE *file, const struct statistics *stats,
" %14e %14e %14e %14e %14e %14e %14e %14e %14e %14e %14e %14e %14e "
"%14e %14e %14e\n",
time, stats->mass, E_tot, stats->E_kin, stats->E_int, E_pot,
stats->E_pot_self, stats->E_pot_ext, stats->E_rad, stats->entropy,
stats->mom[0], stats->mom[1], stats->mom[2], stats->ang_mom[0],
stats->ang_mom[1], stats->ang_mom[2]);
stats->E_pot_self, stats->E_pot_ext, stats->E_rad, stats->entropy,
stats->mom[0], stats->mom[1], stats->mom[2], stats->ang_mom[0],
stats->ang_mom[1], stats->ang_mom[2]);
fflush(file);
}
......
src/units.h
View file @ b740f32d
......@@ -60,7 +60,6 @@ enum BaseUnits {
UNIT_TIME = 2,
UNIT_CURRENT = 3,
UNIT_TEMPERATURE = 4
};
......
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