udf中常用的macro和utilities
#define DEFINE_ADJUST(name, domain) \void name(Domain *domain)
#define DEFINE_INIT(name, domain) \
void name(Domain *domain)
#define DEFINE_ON_DEMAND(name) \
void name(void)
#define DEFINE_RW_FILE(name, fp) \
void name(FILE *fp)
#define DEFINE_CG_MOTION(name, dt, vel, omega, time, dtime) \
void name(void *dt, real vel[], real omega[], real time, real dtime)
#define DEFINE_DIFFUSIVITY(name, c, t, i)
real name(cell_t c, Thread *t, int i)
#define DEFINE_GEOM(name, d, dt, position) \
void name(Domain *d, void *dt, real *position)
#define DEFINE_GRID_MOTION(name, d, dt, time, dtime) \
void name(Domain *d, void *dt, real time, real dtime)
#define DEFINE_HEAT_FLUX(name, f, t, c0, t0, cid, cir) \
void name(face_t f, Thread *t, cell_t c0, \
Thread *t0, real cid[], real cir[])
#define DEFINE_NOX_RATE(name, c, t, NOx) \
void name(cell_t c, Thread *t, NOx_Parameter *NOx)
#define DEFINE_PROFILE(name, t, i) \
void name(Thread *t, int i)
#define DEFINE_PROPERTY(name, c, t) \
real name(cell_t c, Thread *t)
#define DEFINE_SCAT_PHASE_FUNC(name, c, f) \
real name(real c, real *f)
#define DEFINE_SOURCE(name, c, t, dS, i) \
real name(cell_t c, Thread *t, real dS[], int i)
#define DEFINE_SR_RATE(name, f, t, r, mw, yi, rr) \
void name(face_t c, Thread *t, \
Reaction *r, real *mw, real *yi, real *rr)
#define DEFINE_TURB_PREMIX_SOURCE(name, c, t, turbulent_flame_speed, source) \
void name(cell_t c, Thread *t, real *turbulent_flame_speed, real *source)
#define DEFINE_TURBULENT_VISCOSITY(name, c, t) real name(cell_t c, Thread *t)
#define DEFINE_UDS_FLUX(name, f, t, i) \
real name(face_t f, Thread *t, int i)
#define DEFINE_UDS_UNSTEADY(name, c, t, i, apu, su) \
void name(cell_t c, Thread *t, int i, real *apu, real *su)
#define DEFINE_VR_RATE(name, c, t, r, mw, yi, rr, rr_t) \
void name(cell_t c, Thread *t, \
Reaction *r, real *mw, real *yi, \
real *rr, real *rr_t)
A-2 c
Fluent Inc. November 29, 2001
#define DEFINE_CAVITATION_RATE(name, c, t, p, rhoV, rhoL, vofV, p_v, n_b, m_dot) \
void name(cell_t c, Thread *t, real *p, real *rhoV, real *rhoL, real *vofV, \
real *p_v, real *n_b, real *m_dot)
#define DEFINE_DRIFT_DIAM(name, c, t) \
real name(cell_t c, Thread *t)
#define DEFINE_EXCHANGE_PROPERTY(name, c, mixture_thread, \
second_column_phase_index, first_column_phase_index) \
real name(cell_t c, Thread *mixture_thread, int second_column_phase_index,\
int first_column_phase_index)
#define DEFINE_VECTOR_EXCHANGE_PROPERTY(name, c, mixture_thread, \
second_column_phase_index, first_column_phase_index, vector_result) \
void name(cell_t c, Thread *mixture_thread, int second_column_phase_index,\
int first_column_phase_index, real *vector_resu
#define DEFINE_DPM_BODY_FORCE(name, p, i) \
real name(Tracked_Particle *p, int i)
#define DEFINE_DPM_DRAG(name, Re) \
real name(real Re)
#define DEFINE_DPM_SOURCE(name, c, t, S, strength, p) \
void name(cell_t c, Thread *t, dpms_t *S, \
real strength, Tracked_Particle *p)
#define DEFINE_DPM_PROPERTY(name, c, t, p) \
real name(cell_t c, Thread *t, Tracked_Particle *p)
#define DEFINE_DPM_OUTPUT(name, header, fp, p, t, plane) \
void name(int header, FILE *fp, \
Tracked_Particle *p, Thread *t, Plane *plane)
#define DEFINE_DPM_EROSION(name, p, t, f, normal, alpha, Vmag, mdot) \
void name(Tracked_Particle *p, Thread *t, \
face_t f, real normal[], real alpha, \
real Vmag, real mdot)
#define DEFINE_DPM_SCALAR_UPDATE(name, c, t, initialize, p) \
void name(cell_t c, Thread *t, int initialize, \
Tracked_Particle *p)
c
Fluent Inc. November 29, 2001 A-3
#define DEFINE_DPM_LAW(name, p, ci)
void name(Tracked_Particle *p, int ci)
#define DEFINE_DPM_SWITCH(name, p, ci) \
void name(Tracked_Particle *p, int ci)
#define DEFINE_DPM_INJECTION_INIT(name, I) \
void name(Injection *I) Table 3.11.1: DEFINE Macro Usage for the VOF Model
Variable Macro Phase Specied On
volume fraction DEFINE_PROFILE secondary phase(s)
velocity at a boundary DEFINE_PROFILE mixture
pressure at a boundary DEFINE_PROFILE mixture
boundary temperature DEFINE_PROFILE mixture
turbulent kinetic energy DEFINE_PROFILE mixture
turbulent dissipation rate DEFINE_PROFILE mixture
mass source DEFINE_SOURCE primary and
secondary phase(s)
momentum source DEFINE_SOURCE mixture
energy source DEFINE_SOURCE mixture
turbulent kinetic energy source DEFINE_SOURCE mixture
turbulent dissipation rate source DEFINE_SOURCE mixture
density DEFINE_PROPERTY primary and
secondary phase(s)
viscosity DEFINE_PROPERTY primary and
secondary phase(s)
Table 3.11.2: DEFINE Macro Usage for the Mixture Model
Variable Macro Phase Specied On
volume fraction DEFINE_PROFILE secondary phase(s)
velocity at a boundary DEFINE_PROFILE primary and
secondary phase(s)
pressure at a boundary DEFINE_PROFILE mixture
boundary temperature DEFINE_PROFILE mixture
turbulent kinetic energy DEFINE_PROFILE mixture
turbulent dissipation rate DEFINE_PROFILE mixture
mass source DEFINE_SOURCE primary and
secondary phase(s)
momentum source DEFINE_SOURCE mixture
energy source DEFINE_SOURCE mixture
turbulent kinetic energy source DEFINE_SOURCE mixture
turbulent dissipation rate source DEFINE_SOURCE mixture
density DEFINE_PROPERTY primary and
secondary phase
viscosity DEFINE_PROPERTY primary and
secondary phase(s)
diameter DEFINE_PROPERTY secondary phase(s)
slip velocity DEFINE_VECTOR_ phase interaction
EXCHANGE_PROPERTY
Table 3.11.3: DEFINE Macro Usage for the Eulerian Model (Laminar Flow)
Variable Macro Phase Specied On
volume fraction DEFINE_PROFILE secondary phase(s)
velocity at a boundary DEFINE_PROFILE primary and
secondary phase(s)
pressure at a boundary DEFINE_PROFILE mixture
granular temperature DEFINE_PROFILE secondary phase(s)
mass source DEFINE_SOURCE primary and
secondary phase(s)
momentum source DEFINE_SOURCE primary and
secondary phase(s)
density DEFINE_PROPERTY primary and
secondary phase(s)
viscosity DEFINE_PROPERTY primary and
secondary phase(s)
granular diameter DEFINE_PROPERTY secondary phase(s)
granular viscosity DEFINE_PROPERTY secondary phase(s)
granular bulk viscosity DEFINE_PROPERTY secondary phase(s)
granular frictional viscosity DEFINE_PROPERTY secondary phase(s)
drag coeffcient DEFINE_EXCHANGE_PROPERTY phase interaction
lift coeffcient DEFINE_EXCHANGE_PROPERTY phase interaction
Table 3.11.4: DEFINE Macro Usage for the Eulerian Model (Mixture Turbulence Model)
Variable Macro Phase Specied On
volume fraction DEFINE_PROFILE secondary phase(s)
velocity at a boundary DEFINE_PROFILE primary and
secondary phase(s)
pressure at a boundary DEFINE_PROFILE mixture
granular temperature DEFINE_PROFILE secondary phase(s)
turbulent kinetic energy DEFINE_PROFILE mixture
turbulent dissipation rate DEFINE_PROFILE mixture
mass source DEFINE_SOURCE primary and
secondary phase(s)
momentum source DEFINE_SOURCE primary and
secondary phase(s)
turbulent kinetic energy source DEFINE_SOURCE mixture
turbulent dissip. rate source DEFINE_SOURCE mixture
density DEFINE_PROPERTY primary and
secondary phase(s)
viscosity DEFINE_PROPERTY primary and
secondary phase(s)
granular diameter DEFINE_PROPERTY secondary phase(s)
granular viscosity DEFINE_PROPERTY secondary phase(s)
granular bulk viscosity DEFINE_PROPERTY secondary phase(s)
granular frictional viscosity DEFINE_PROPERTY secondary phase(s)
drag coeffcient DEFINE_EXCHANGE_PROPERTY phase interaction
lift coeffcient DEFINE_EXCHANGE_PROPERTY phase interaction Table 3.11.5: DEFINE Macro Usage for the Eulerian Model (Dispersed Turbulence Model)
Variable Macro Phase Specied On
volume fraction DEFINE_PROFILE secondary phase(s)
velocity at a boundary DEFINE_PROFILE primary and
secondary phase(s)
pressure at a boundary DEFINE_PROFILE mixture
granular temperature DEFINE_PROFILE secondary phase(s)
turbulent kinetic energy DEFINE_PROFILE primary phase
turbulent dissipation rate DEFINE_PROFILE primary phase
mass source DEFINE_SOURCE primary and
secondary phase(s)
momentum source DEFINE_SOURCE primary and
secondary phase(s)
turbulent kinetic energy source DEFINE_SOURCE primary phase
turbulent dissip. rate source DEFINE_SOURCE primary phase
density DEFINE_PROPERTY primary and
secondary phase(s)
viscosity DEFINE_PROPERTY primary and
secondary phase(s)
granular diameter DEFINE_PROPERTY secondary phase(s)
granular viscosity DEFINE_PROPERTY secondary phase(s)
granular bulk viscosity DEFINE_PROPERTY secondary phase(s)
granular frictional viscosity DEFINE_PROPERTY secondary phase(s)
drag coeffcient DEFINE_EXCHANGE_PROPERTY phase interaction
lift coeffcient DEFINE_EXCHANGE_PROPERTY phase interaction
Table 3.11.6: DEFINE Macro Usage for the Eulerian Model (Per-Phase Turbulence Model)
Variable Macro Phase Specied On
volume fraction DEFINE_PROFILE secondary phase(s)
velocity at a boundary DEFINE_PROFILE primary and
secondary phase(s)
pressure at a boundary DEFINE_PROFILE mixture
granular temperature DEFINE_PROFILE secondary phase(s)
turbulent kinetic energy DEFINE_PROFILE primary and
secondary phase(s)
turbulent dissipation rate DEFINE_PROFILE primary and
secondary phase(s)
mass source DEFINE_SOURCE primary and
secondary phase(s)
momentum source DEFINE_SOURCE primary and
secondary phase(s)
turbulent kinetic energy source DEFINE_SOURCE primary and
secondary phase(s)
turbulent dissip. rate source DEFINE_SOURCE primary and
secondary phase(s)
density DEFINE_PROPERTY primary and
secondary phase(s)
viscosity DEFINE_PROPERTY primary and
secondary phase(s)
granular diameter DEFINE_PROPERTY secondary phase(s)
granular viscosity DEFINE_PROPERTY secondary phase(s)
granular bulk viscosity DEFINE_PROPERTY secondary phase(s)
granular frictional viscosity DEFINE_PROPERTY secondary phase(s)
drag coeffcient DEFINE_EXCHANGE_PROPERTY phase interaction
lift coeffcient DEFINE_EXCHANGE_PROPERTY phase interaction Table 4.2.1: Quick Reference Guide for General Solver DEFINE Macros
Function DEFINE Macro Panel Activated In
manipulates variables DEFINE_ADJUST User-Defined Function Hooks
initializes variables DEFINE_INIT User-Defined Function Hooks
executes asynchronously DEFINE_ON_DEMAND Execute On Demand
reads/writes variables to DEFINE_RW_FILE User-Defined Function Hooks
case and datafiles
Table 4.3.1: Quick Reference Guide for Model-Specific DEFINE Macros
Variable DEFINE Macro Panel Activated In
species mass fraction DEFINE_PROFILE boundary condition
(e.g., Velocity Inlet)
velocity at a boundary DEFINE_PROFILE boundary condition
pressure at a boundary DEFINE_PROFILE boundary condition
boundary temperature DEFINE_PROFILE boundary condition
turbulent kinetic energy DEFINE_PROFILE boundary condition
turbulent dissipation rate DEFINE_PROFILE boundary condition
mass source DEFINE_SOURCE boundary condition
momentum source DEFINE_SOURCE boundary condition
energy source DEFINE_SOURCE boundary condition
turbulent k.e. source DEFINE_SOURCE boundary condition
turb. dissipation rate source DEFINE_SOURCE boundary condition
UDS or species mass diffusivity DEFINE_DIFFUSIVITY Materials
turbulent viscosity DEFINE_TURBULENT_VISCOSITY Viscous Model
heat flux DEFINE_HEAT_FLUX boundary condition
density DEFINE_PROPERTY Materials
viscosity DEFINE_PROPERTY Materials
mass diffusivity DEFINE_PROPERTY Materials
thermal conductivity DEFINE_PROPERTY Materials
absorption coeffcient DEFINE_PROPERTY Materials
scattering coeffcient DEFINE_PROPERTY Materials
laminar flow speed DEFINE_PROPERTY Materials
rate of strain DEFINE_PROPERTY Materials
scattering phase function DEFINE_SCAT_PHASE_FUNC Materials
surface reaction rate DEFINE_SR_RATE User-Defined Function
Hooks
volume reaction rate DEFINE_VR_RATE User-Defined Function
Hooks
turbulent premixed source DEFINE_TURB_PREMIX_SOURCE User-Defined Function
Hooks
scalar flux function DEFINE_UDS_FLUX User-Defined Scalars
scalar unsteady function DEFINE_UDS_UNSTEADY User-Defined Scalars
center of gravity motion DEFINE_CG_MOTION Dynamic Zones
grid motion DEFINE_GRID_MOTION Dynamic Zones
geometry deformation DEFINE_GEOM Dynamic Zones
NOx formation rate DEFINE_NOX_RATE NOx Model
time step (for time DEFINE_DELTAT Iterate
dependent solutions) Table 5.2.1: Flow Variable Macros in mem.h
Name(Arguments) Argument Types Returns
C_T(c,t) cell_t c, Thread *t temperature
C_T_G(c,t) cell_t c, Thread *t temperature gradient vector
C_T_G(c,t) cell_t c, Thread *t, int i temperature gradient
component
C_T_RG(c,t) cell_t c, Thread *t temperature reconstruction
gradient vector
C_T_RG(c,t) cell t c, Thread *t, int i temperature reconstruction
gradient vector component
C_T_M1(c,t) cell_t c, Thread *t temperature, previous
time step
C_T_M2(c,t) cell_t c, Thread *t temperature, 2nd previous
time step
C_P(c,t) cell_t c, Thread *t pressure
** C DP in sg mem.h
C_DP(c,t) cell_t c, Thread *t pressure gradient vector
C_DP(c,t) cell_t c, Thread *t, int i pressure gradient component
C_U(c,t) cell_t c, Thread *t u velocity
C_V(c,t) cell_t c, Thread *t v velocity
C_W(c,t) cell_t c, Thread *t w velocity
C_H(c,t) cell_t c, Thread *t enthalpy
C_YI(c,t,i) cell_t c, Thread *t, int i species mass fraction
C_K(c,t) cell_t c, Thread *t turb. kinetic energy
C_D(c,t) cell_t c, Thread *t turb. kinetic energy
dissipation rate
C_O(c,t) cell_t c, Thread *t specific dissipation rate
Table 5.2.2: Derivative Macros in mem.h
Name(Arguments) Argument Types Returns
C_DUDX(c,t) cell_t c, Thread *t velocity derivative
C_DUDY(c,t) cell_t c, Thread *t velocity derivative
C_DUDZ(c,t) cell_t c, Thread *t velocity derivative
C_DVDX(c,t) cell_t c, Thread *t velocity derivative
C_DVDY(c,t) cell_t c, Thread *t velocity derivative
C_DVDZ(c,t) cell_t c, Thread *t velocity derivative
C_DWDX(c,t) cell_t c, Thread *t velocity derivative
C_DWDY(c,t) cell_t c, Thread *t velocity derivative
C_DWDZ(c,t) cell_t c, Thread *t velocity derivative
Table 5.2.3: Material Property Macros in mem.h
Name(Arguments) Argument Types Returns
C_FMEAN(c,t) cell_t c, Thread *t primary mean
mixture fraction
C_FMEAN2(c,t) cell_t c, Thread *t secondary mean
mixture fraction
C_FVAR(c,t) cell_t c, Thread *t primary mixture
fraction variance
C_FVAR2(c,t) cell_t c, Thread *t secondary mixture
fraction variance
C_PREMIXC(c,t) cell_t c, Thread *t reaction progress
variable
C_LAM_FLAME_SPEED(c,t) cell_t c, Thread *t laminar flame speed
C CRITICAL_STRAIN cell_t c, Thread *t critical strain rate
RATE(c,t)
C_POLLUT(c,t,i) cell_t c, Thread *t, int i ith pollutant species
mass fraction
C_R(c,t) cell_t c, Thread *t density
C_MU_L(c,t) cell_t c, Thread *t laminar viscosity
C_MU_T(c,t) cell_t c, Thread *t turbulent viscosity
C_MU_EFF(c,t) cell_t c, Thread *t effective viscosity
C_K_L(c,t) cell_t c, Thread *t thermal conductivity
C_K_T(c,t) cell_t c, Thread *t turbulent thermal
conductivity
C_K_EFF(c,t) cell_t c, Thread *t effective thermal
conductivity
C_CP(c,t) cell_t c, Thread *t specific heat
C_RGAS(c,t) cell_t c, Thread *t gas constant
C_DIFF_L(c,t,i,j) cell_t c, Thread *t, int i, laminar species
int j diffusivity
C_DIFF_EFF(c,t,i) cell_t c, Thread *t, int i effective species
diffusivity
C_ABS_COEFF(c,t) cell_t c, Thread *t absorption coeffcient
C_SCAT_COEFF(c,t) cell_t c, Thread *t scattering coeffcient
C_NUT(c,t) cell_t c, Thread *t turbulent viscosity
for Spalart-Allmaras
Table 5.2.4: User-Defined Scalar and Memory Macros for Cells in mem.h
Name(Arguments) Argument Types Returns
C_UDSI(c,t,i) cell_t c, Thread *t, int i user-defined scalar (cell)
C_UDSI_M(c,t,i) cell_t c, Thread *t, int i user-defined scalar
previous time step (cell)
C_UDSI_DIFF(c,t,i) cell_t c, Thread *t, int i user-defined scalar
diffusivity (cell)
C_UDMI(c,t,i) cell_t c, Thread *t, int i user-defined memory (cell)
Table 5.2.5: RSM Macros in metric.h
Name(Arguments) Argument Types Returns
C_RUU(c,t) cell_t c, Thread *t uu Reynolds stress
C_RVV(c,t) cell_t c, Thread *t vv Reynolds stress
C_RWW(c,t) cell_t c, Thread *t ww Reynolds stress
C_RUV(c,t) cell_t c, Thread *t uv Reynolds stress
C_RVW(c,t) cell_t c, Thread *t vw Reynolds stress
C_RUW(c,t) cell_t c, Thread *t uw Reynolds stress Table 5.3.1: Macros for Accessing Flow Variables in mem.h
Name(Arguments) Argument Types Returns
F_R(f,t) face_t f, Thread *t, density
F_P(f,t) face_t f, Thread *t, pressure
F_U(f,t) face_t f, Thread *t, u velocity
F_V(f,t) face_t f, Thread *t, v velocity
F_W(f,t) face_t f, Thread *t, w velocity
F_T(f,t) face_t f, Thread *t, temperature
F_H(f,t) face_t f, Thread *t, enthalpy
F_K(f t) face_t f, Thread *t, turbulent kinetic energy
F_D(f,t) face_t f, Thread *t, turbulent kinetic energy
dissipation rate
F_YI(f,t,i) face_t f, Thread *t, int i species mass fraction
F_FLUX(f,t) face_t f, Thread *t mass flow rate through
a boundary face
Table 5.3.2: User-Defined Scalar and Memory Macros in mem.h
Name(Arguments) Argument Types Returns
F_UDSI(f,t,i) face_t f, Thread *t, int i user-defined scalar (face)
F_UDMI(f,t,i) face_t f, Thread *t, int i user-defined memory (face)
Table 5.3.3: Miscellaneous Face Variable Macros
Name(Arguments) Argument Types Returns
F_C0(f,t) face_t f, Thread *t cell_t for cell on "0"
side of face
F_C0_THREAD(f,t) face_t f, Thread *t Thread *t for cell thread
on "0" side of face
F_C1(f,t) face_t f, Thread *t cell_t for cell on
"1" side of face
F_C1_THREAD(f,t) face_t f, Thread *t Thread *t for cell thread
on"1" side of face
Table 5.4.1: Node and Face Variable Macros in mem.h
Name(Arguments) Argument Types Returns
C_NNODES(c,t) cell_t c, Thread *t number of nodes in a cell
C_NFACES(c,t) cell_t c, Thread *t number of faces in a cell
F_NNODES(f,t) face_t f, Thread *t number of nodes in a face
Table 5.4.2: Centroid Variable Macros in metric.h
Name(Arguments) Argument Types Returns
C_CENTROID(x,c,t) real x, cell_t c, Thread * t x (cell centroid)
F_CENTROID(x,f,t) real x, face_t f, Thread *t x (face centroid)
Table 5.4.3: Face Area Macros in metric.h
Name(Arguments) Argument Types Returns
F_AREA(A,f,t) A, face t f, Thread *t A (area vector)
Table 5.4.4: Cell Volume Macros in mem.h
Name(Arguments) Argument Types Returns
C_VOLUME(c,t) cell_t c, Thread *t cell volume for 2D or 3D,
cell volume/2(pi) for axisymmetric
Table 5.5.1: Node Coordinate Variable Macros in metric.h
Name(Arguments) Argument Types Returns
NODE_X(node) Node *node x coordinate of node
NODE_Y(node) Node *node y coordinate of node
NODE_Z(node) Node *node z coordinate of node
Table 5.5.2: Node Velocity Variable Macros in mem.h
Name(Arguments) Argument Types Returns
NODE_GX(node) Node *node x component of node velocity
NODE_GY(node) Node *node y component of node velocity
NODE_GZ(node) Node *node z component of node velocity NV_MAG(x)
2D: sqrt(x*x + x*x);
3D: sqrt(x*x + x*x + x*x);
NV_MAG2(x)
2D: (x*x + x*x);
3D: (x*x + x*x + x*x)
ND_SUM(x, y, z)
2D: x + y;
3D: x + y + z;
ND_SET(u, v, w, C_U(c, t), C_V(c, t), C_W(c, t))
u = C_U(c, t);
v = C_V(c, t);
if 3D:
w = C_W(c, t);
NV_V(a, =, x);
a = x; a = x; etc.
NV_VV(a, =, x, +, y)
2D: a = x + y, a = x + y;
NV_V_VS(a, =, x, +, y, *, 0.5);
2D: a = x + (y*0.5), a = x +(y*0.5);
NV_VS_VS(a, =, x, *, 2.0, +, y, *, 0.5);
2D: a = (x*2.0) + (y*0.5), a = (x*2.0) + (y*0.5);
ND_DOT(x, y, z, u, v, w)
2D: (x*u + y*v);
3D: (x*u + y*v + z*w);
NV_DOT(x, u)
2D: (x*u + x*u);
3D: (x*u + x*u + x*u);
NVD_DOT(x, u, v, w)
2D: (x*u + x*v);
3D: (x*u + x*v + x*w);
RP_Get_Real("flow-time") Returns current simulation time (in seconds)
RP_Get_Real("physical-time-step") Returns current time step size (in seconds)
RP_Get_ Integer("time-step") Returns integer number of time steps
that have been run
boolean Data_Valid_P()
You can use the FLUID_THREAD_P function to check whether a thread is a fluid thread.
The function returns 1 (true) if the thread you specify is valid, and 0 (false) if it is not.
boolean FLUID_THREAD_P()
NULLP(T_STORAGE_R_NV(t0, SV_UDSI_G(p1))) NULLP returns TRUE if storage is not allocated foruser-defined storage variable
NNULLP(T_STORAGE_R_NV(t0, SV_UDSI_G(p1)))NNULLP returns TRUE if storage is allocated foruser-defined storage variable
BOUNDARY_FACE_THREAD_P(t)
This macro returns TRUE if Thread *t is a boundary face thread.
C_FACE_THREAD(c,t,i)
This macro returns the Thread *t of the face t f that is returned by C FACE. Note that
the integer index i can also be accessed by c face loop.
C_FACE(c,t,i)
This macro returns the face face t f for the given cell t c and Thread *t. Note that
the integer index i can also be accessed by c face loop.
M_PI
The macro M PI returns the value of (pi)
UNIVERSAL_GAS_CONSTANT
The macro UNIVERSAL_GAS_CONSTANT returns the value of the universal gas constant
(8314:34), which is expressed in SI units of J=Kmol-K.
SQR(k) and SQRT(k)
SQR(k) returns the square of the given variable k, or k * k.
SQRT(k) returns the square root of the given variable k, or 根号k.
Message ("Volume integral of turbulent dissipation: %g\n", sum_diss); 这个很好，很全面啊。 楼主这些是从哪儿搞到的，很厉害！ :@) :@) :@) 太多了:lol
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