Working 2D-mpi for enhanced solver
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@ -39,7 +39,7 @@ $(BUILD_DIR)/%.s: %.c
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.PHONY: clean distclean tags info asm format
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clean:
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clean: vis
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$(info ===> CLEAN)
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@rm -rf $(BUILD_DIR)
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@rm -f tags
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@ -54,6 +54,11 @@ info:
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asm: $(BUILD_DIR) $(ASM)
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vis:
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$(info ===> REMOVING VIZUALISATION FILES)
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@rm -f vtk_files/particle*.vtk
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@rm -f vis_files/particle*.dat
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tags:
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$(info ===> GENERATE TAGS)
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$(Q)ctags -R
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72
BasicSolver/2D-mpi-v3/backstep.par
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72
BasicSolver/2D-mpi-v3/backstep.par
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@ -0,0 +1,72 @@
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#==============================================================================
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# Laminar Canal Flow
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#==============================================================================
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# Problem specific Data:
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# ---------------------
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name backstep # name of flow setup
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bcTop 1 # flags for boundary conditions
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bcBottom 1 # 1 = no-slip 3 = outflow
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bcLeft 3 # 2 = free-slip 4 = periodic
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bcRight 3 #
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gx 0.0 # Body forces (e.g. gravity)
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gy 0.0 #
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re 36500.0 # Reynolds number
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u_init 1.0 # initial value for velocity in x-direction
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v_init 0.0 # initial value for velocity in y-direction
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p_init 1.0 # initial value for pressure
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# Geometry Data:
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# -------------
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xlength 7.0 # domain size in x-direction
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ylength 1.5 # domain size in y-direction
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imax 210 # number of interior cells in x-direction
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jmax 45 # number of interior cells in y-direction
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# Time Data:
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# ---------
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te 60.0 # final time
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dt 0.02 # time stepsize
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tau 0.5 # safety factor for time stepsize control (<0 constant delt)
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# Pressure Iteration Data:
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# -----------------------
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itermax 500 # maximal number of pressure iteration in one time step
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eps 0.0001 # stopping tolerance for pressure iteration
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rho 0.52
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omg 1.8 # relaxation parameter for SOR iteration
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gamma 0.9 # upwind differencing factor gamma
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# Particle Tracing Data:
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# -----------------------
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numberOfParticles 200
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startTime 0
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injectTimePeriod 1.0
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writeTimePeriod 0.5
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x1 0.0
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y1 0.5
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x2 0.0
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y2 1.5
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# Obstacle Geometry Data:
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# -----------------------
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# Shape 0 disable, 1 Rectangle/Square, 2 Circle
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shape 1
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xCenter 0.0
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yCenter 0.0
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xRectLength 2.0
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yRectLength 1.0
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circleRadius 1.0
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#===============================================================================
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@ -19,7 +19,7 @@ re 100.0 # Reynolds number
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u_init 1.0 # initial value for velocity in x-direction
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v_init 0.0 # initial value for velocity in y-direction
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p_init 0.0 # initial value for pressure
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p_init 1.0 # initial value for pressure
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# Geometry Data:
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# -------------
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@ -40,22 +40,33 @@ tau 0.5 # safety factor for time stepsize control (<0 constant delt)
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# -----------------------
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itermax 500 # maximal number of pressure iteration in one time step
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eps 0.00001 # stopping tolerance for pressure iteration
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rho 0.52 #
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eps 0.0001 # stopping tolerance for pressure iteration
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rho 0.52
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omg 1.8 # relaxation parameter for SOR iteration
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gamma 0.9 # upwind differencing factor gamma
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# Particle Tracing Data:
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# -----------------------
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numberOfParticles 30
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startTime 10
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numberOfParticles 60
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startTime 500
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injectTimePeriod 2.0
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writeTimePeriod 2.0
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writeTimePeriod 0.5
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x1 1.0
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y1 0.0
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x2 1.0
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y2 4.0
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# Obstacle Geometry Data:
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# -----------------------
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# Shape 0 disable, 1 Rectangle/Square, 2 Circle
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shape 1
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xCenter 10.0
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yCenter 2
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xRectLength 6.0
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yRectLength 1.0
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circleRadius 1.0
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#===============================================================================
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72
BasicSolver/2D-mpi-v3/karman.par
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72
BasicSolver/2D-mpi-v3/karman.par
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@ -0,0 +1,72 @@
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#==============================================================================
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# Laminar Canal Flow
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#==============================================================================
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# Problem specific Data:
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# ---------------------
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name karman # name of flow setup
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bcTop 1 # flags for boundary conditions
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bcBottom 1 # 1 = no-slip 3 = outflow
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bcLeft 3 # 2 = free-slip 4 = periodic
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bcRight 3 #
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gx 0.0 # Body forces (e.g. gravity)
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gy 0.0 #
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re 5050.0 # Reynolds number
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u_init 1.0 # initial value for velocity in x-direction
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v_init 0.0 # initial value for velocity in y-direction
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p_init 0.0 # initial value for pressure
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# Geometry Data:
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# -------------
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xlength 30.0 # domain size in x-direction
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ylength 8.0 # domain size in y-direction
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imax 400 # number of interior cells in x-direction
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jmax 200 # number of interior cells in y-direction
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# Time Data:
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# ---------
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te 150.0 # final time
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dt 0.02 # time stepsize
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tau 0.5 # safety factor for time stepsize control (<0 constant delt)
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# Pressure Iteration Data:
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# -----------------------
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itermax 200 # maximal number of pressure iteration in one time step
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eps 0.001 # stopping tolerance for pressure iteration
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rho 0.52
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omg 1.75 # relaxation parameter for SOR iteration
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gamma 0.9 # upwind differencing factor gamma
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# Particle Tracing Data:
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# -----------------------
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numberOfParticles 200
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startTime 50
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injectTimePeriod 1.0
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writeTimePeriod 0.5
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x1 0.0
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y1 3.8
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x2 0.0
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y2 4.1
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# Obstacle Geometry Data:
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# -----------------------
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# Shape 0 disable, 1 Rectangle/Square, 2 Circle
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shape 2
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xCenter 5.0
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yCenter 4.0
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xRectLength 2.0
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yRectLength 1.0
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circleRadius 1.0
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#===============================================================================
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File diff suppressed because it is too large
Load Diff
@ -11,18 +11,14 @@
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#include <unistd.h>
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#include "parameter.h"
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#include "progress.h"
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#include "solver.h"
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#include "timing.h"
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#include "particletracing.h"
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#include "vtkWriter.h"
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#include "progress.h"
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#include "timing.h"
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#include <mpi.h>
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enum VARIANT { SOR = 1, RB, RBA };
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int main (int argc, char** argv)
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int main(int argc, char** argv)
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{
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int rank;
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int variant = RB;
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@ -32,7 +28,6 @@ int main (int argc, char** argv)
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Solver solver;
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ParticleTracer particletracer;
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MPI_Init(&argc, &argv);
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MPI_Comm_rank(MPI_COMM_WORLD, &rank);
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initParameter(¶ms);
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@ -43,15 +38,13 @@ int main (int argc, char** argv)
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}
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readParameter(¶ms, argv[1]);
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if (argc == 3)
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{
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if (argc == 3) {
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variant = atoi(argv[2]);
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}
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initSolver(&solver, ¶ms);
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initParticleTracer(&particletracer, ¶ms, &solver);
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if (rank == 0)
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{
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if (rank == 0) {
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printParameter(¶ms);
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}
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@ -62,29 +55,27 @@ int main (int argc, char** argv)
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double te = solver.te;
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double t = 0.0;
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int (*solver_generic[])() = {solve, solveRB, solveRBA};
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int (*solver_generic[])() = { solve, solveRB, solveRBA };
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S = getTimeStamp();
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while (t <= te)
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{
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while (t <= te) {
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if (tau > 0.0) {
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computeTimestep(&solver);
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}
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setBoundaryConditions(&solver);
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setSpecialBoundaryCondition(&solver);
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setObjectBoundaryCondition(&solver);
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computeFG(&solver);
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computeRHS(&solver);
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solver_generic[variant - 1](&solver);
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adaptUV(&solver);
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//trace(&particletracer, solver.u, solver.v, t);
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trace(&particletracer, solver.u, solver.v, solver.s, t);
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t += solver.dt;
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#ifdef VERBOSE
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if (rank == 0) {
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printf("TIME %f , TIMESTEP %f\n", t, solver.dt);
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@ -102,7 +93,6 @@ int main (int argc, char** argv)
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collectResult(&solver);
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freeParticles(&particletracer);
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MPI_Finalize();
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return EXIT_SUCCESS;
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}
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@ -25,7 +25,6 @@ void initParameter(Parameter* param)
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param->gamma = 0.9;
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param->tau = 0.5;
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param->rho = 0.99;
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}
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void readParameter(Parameter* param, const char* filename)
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@ -82,7 +81,6 @@ void readParameter(Parameter* param, const char* filename)
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PARSE_REAL(p_init);
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PARSE_REAL(rho);
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/* Added new particle tracing parameters */
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PARSE_INT(numberOfParticles);
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PARSE_REAL(startTime);
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@ -92,6 +90,14 @@ void readParameter(Parameter* param, const char* filename)
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PARSE_REAL(y1);
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PARSE_REAL(x2);
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PARSE_REAL(y2);
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/* Added obstacle geometry parameters */
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PARSE_INT(shape);
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PARSE_REAL(xCenter);
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PARSE_REAL(yCenter);
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PARSE_REAL(xRectLength);
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PARSE_REAL(yRectLength);
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PARSE_REAL(circleRadius);
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}
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}
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@ -23,6 +23,9 @@ typedef struct {
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double startTime, injectTimePeriod, writeTimePeriod;
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double x1, y1, x2, y2;
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int shape;
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double xCenter, yCenter, xRectLength, yRectLength, circleRadius;
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} Parameter;
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void initParameter(Parameter*);
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@ -10,10 +10,11 @@
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#include <stdlib.h>
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#include <string.h>
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#include "vtkWriter.h"
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#include "particletracing.h"
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#define U(i, j) u[(j) * (imaxLocal + 2) + (i)]
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#define V(i, j) v[(j) * (imaxLocal + 2) + (i)]
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#define S(i, j) s[(j) * (imaxLocal + 2) + (i)]
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static int ts = 0;
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@ -29,32 +30,7 @@ static double sum(int* sizes, int size)
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{
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double sum = 0;
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for (int i = 0; i < size; ++i)
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{
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sum += sizes[i];
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}
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return sum;
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}
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static double sumX(double* sizes, int size, int offset, int coord, int init)
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{
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double sum = 0;
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for (int i = init; i < size && coord > 0; i+=offset, --coord)
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{
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sum += sizes[i];
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}
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return sum;
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}
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static double sumY(double* sizes, int size, int offset, int coord, int init)
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{
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double sum = 0;
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for (int i = init * offset; i < size && coord > 0; ++i, --coord)
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{
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for (int i = 0; i < size; ++i) {
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sum += sizes[i];
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}
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@ -95,30 +71,34 @@ void printUV(ParticleTracer* particletracer, double* u, double* v)
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void printParticles(ParticleTracer* particletracer)
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{
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for(int i = 0; i < particletracer->totalParticles; ++i)
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{
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printf("Rank : %d Particle position X : %.2f, Y : %.2f, flag : %d, total pt : %d, pointer : %d, xOffset : %.2f, yOffset : %.2f, xOffsetEnd : %.2f, yOffsetEnd : %.2f\n",
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for (int i = 0; i < particletracer->totalParticles; ++i) {
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printf("Rank : %d Particle position X : %.2f, Y : %.2f, flag : %d, total pt : "
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"%d, pointer : %d, xOffset : %.2f, yOffset : %.2f, xOffsetEnd : %.2f, "
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"yOffsetEnd : %.2f\n",
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particletracer->rank,
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particletracer->particlePool[i].x,
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particletracer->particlePool[i].y,
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particletracer->particlePool[i].flag,
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particletracer->totalParticles,
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particletracer->pointer,
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particletracer->xOffset, particletracer->yOffset,
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particletracer->xOffsetEnd, particletracer->yOffsetEnd);
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particletracer->xOffset,
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particletracer->yOffset,
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particletracer->xOffsetEnd,
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particletracer->yOffsetEnd);
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}
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}
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void injectParticles(ParticleTracer* particletracer)
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{
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double x, y;
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for(int i = 0; i < particletracer->numberOfParticles; ++i)
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{
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for (int i = 0; i < particletracer->numberOfParticles; ++i) {
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x = particletracer->linSpaceLine[i].x;
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y = particletracer->linSpaceLine[i].y;
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if(x >= particletracer->xOffset && y >= particletracer->yOffset && x <= particletracer->xOffsetEnd && y <= particletracer->yOffsetEnd )
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{
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if (x >= particletracer->xOffset && y >= particletracer->yOffset &&
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x <= particletracer->xOffsetEnd && y <= particletracer->yOffsetEnd) {
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// printf("\nRank : %d\n", particletracer->rank);
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// printf("\t%.2f >= %.2f && %.2f >= %.2f && %.2f <= %.2f && %.2f <= %.2f\n",x , particletracer->xOffset ,y , particletracer->yOffset, x , particletracer->xOffsetEnd ,y , particletracer->yOffsetEnd);
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// printf("\t%.2f >= %.2f && %.2f >= %.2f && %.2f <= %.2f && %.2f <= %.2f\n",x
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// , particletracer->xOffset ,y , particletracer->yOffset, x ,
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// particletracer->xOffsetEnd ,y , particletracer->yOffsetEnd);
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particletracer->particlePool[particletracer->pointer].x = x;
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particletracer->particlePool[particletracer->pointer].y = y;
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@ -129,7 +109,11 @@ void injectParticles(ParticleTracer* particletracer)
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}
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}
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void advanceParticles(ParticleTracer* particletracer, double* restrict u, double* restrict v, double time)
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void advanceParticles(ParticleTracer* particletracer,
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double* restrict u,
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double* restrict v,
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int* restrict s,
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double time)
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{
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int imax = particletracer->imax;
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int jmax = particletracer->jmax;
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@ -142,12 +126,10 @@ void advanceParticles(ParticleTracer* particletracer, double* restrict u, double
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double xlength = particletracer->xlength;
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double ylength = particletracer->ylength;
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Particle buff[particletracer->size][30];
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Particle buff[particletracer->size][100];
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for(int i = 0; i < particletracer->size; ++i)
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{
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for(int j = 0; j < 30; ++j)
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{
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for (int i = 0; i < particletracer->size; ++i) {
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for (int j = 0; j < 100; ++j) {
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buff[i][j].x = 0.0;
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buff[i][j].y = 0.0;
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buff[i][j].flag = false;
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@ -157,11 +139,8 @@ void advanceParticles(ParticleTracer* particletracer, double* restrict u, double
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memset(particleBufIndex, 0, sizeof(particleBufIndex));
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for(int i = 0; i < particletracer->totalParticles; ++i)
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{
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if(particletracer->particlePool[i].flag == true)
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{
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for (int i = 0; i < particletracer->totalParticles; ++i) {
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if (particletracer->particlePool[i].flag == true) {
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double xTemp = particletracer->particlePool[i].x;
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double yTemp = particletracer->particlePool[i].y;
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@ -203,24 +182,35 @@ void advanceParticles(ParticleTracer* particletracer, double* restrict u, double
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particletracer->particlePool[i].y = new_y;
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// printf("Rank : %d\n", particletracer->rank);
|
||||
// printf("\tOld X : %.2f, translated X : %.2f, xOffset : %.2f, New X : %.2f, iCoord : %d\n\tOld Y : %.2f, translated X : %.2f, yOffset : %.2f, New Y : %.2f, jCoord : %d\n\n",xTemp, x, particletracer->xOffset, new_x, iCoord, yTemp, y, particletracer->yOffset , new_y, jCoord);
|
||||
// printf("\tU(iCoord - 1, jCoord - 1) : %.2f, U(iCoord, jCoord - 1) : %.2f, U(iCoord - 1, jCoord) : %.2f, U(iCoord, jCoord) : %.2f\n", U(iCoord - 1, jCoord - 1), U(iCoord, jCoord - 1), U(iCoord - 1, jCoord), U(iCoord, jCoord));
|
||||
// printf("\tV(iCoord - 1, jCoord - 1) : %.2f, V(iCoord, jCoord - 1) : %.2f, V(iCoord - 1, jCoord) : %.2f, V(iCoord, jCoord) : %.2f\n\n", V(iCoord - 1, jCoord - 1), V(iCoord, jCoord - 1), V(iCoord - 1, jCoord), V(iCoord, jCoord));
|
||||
//printf("\t U N : %.2f, V N : %.2f\n\n", u_n, v_n);
|
||||
// printf("\tOld X : %.2f, translated X : %.2f, xOffset : %.2f, New X : %.2f,
|
||||
// iCoord : %d\n\tOld Y : %.2f, translated X : %.2f, yOffset : %.2f, New Y :
|
||||
// %.2f, jCoord : %d\n\n",xTemp, x, particletracer->xOffset, new_x, iCoord,
|
||||
// yTemp, y, particletracer->yOffset , new_y, jCoord); printf("\tU(iCoord - 1,
|
||||
// jCoord - 1) : %.2f, U(iCoord, jCoord - 1) : %.2f, U(iCoord - 1, jCoord) :
|
||||
// %.2f, U(iCoord, jCoord) : %.2f\n", U(iCoord - 1, jCoord - 1), U(iCoord,
|
||||
// jCoord - 1), U(iCoord - 1, jCoord), U(iCoord, jCoord)); printf("\tV(iCoord
|
||||
// - 1, jCoord - 1) : %.2f, V(iCoord, jCoord - 1) : %.2f, V(iCoord - 1,
|
||||
// jCoord) : %.2f, V(iCoord, jCoord) : %.2f\n\n", V(iCoord - 1, jCoord - 1),
|
||||
// V(iCoord, jCoord - 1), V(iCoord - 1, jCoord), V(iCoord, jCoord));
|
||||
// printf("\t U N : %.2f, V N : %.2f\n\n", u_n, v_n);
|
||||
|
||||
if (((new_x < particletracer->xOffset) || (new_x >= particletracer->xOffsetEnd) ||
|
||||
(new_y < particletracer->yOffset) || (new_y >= particletracer->yOffsetEnd)))
|
||||
{
|
||||
//New logic to transfer particles to neighbouring ranks or discard the particle.
|
||||
if (((new_x < particletracer->xOffset) ||
|
||||
(new_x >= particletracer->xOffsetEnd) ||
|
||||
(new_y < particletracer->yOffset) ||
|
||||
(new_y >= particletracer->yOffsetEnd))) {
|
||||
// New logic to transfer particles to neighbouring ranks or discard the
|
||||
// particle.
|
||||
|
||||
for(int i = 0; i < particletracer->size; ++i)
|
||||
{
|
||||
if((new_x >= particletracer->offset[i + particletracer->size * XOFFSET]) &&
|
||||
(new_x <= particletracer->offset[i + particletracer->size * XOFFSETEND]) &&
|
||||
(new_y >= particletracer->offset[i + particletracer->size * YOFFSET]) &&
|
||||
(new_y <= particletracer->offset[i + particletracer->size * YOFFSETEND]) &&
|
||||
i != particletracer->rank)
|
||||
{
|
||||
for (int i = 0; i < particletracer->size; ++i) {
|
||||
if ((new_x >=
|
||||
particletracer->offset[i + particletracer->size * XOFFSET]) &&
|
||||
(new_x <= particletracer
|
||||
->offset[i + particletracer->size * XOFFSETEND]) &&
|
||||
(new_y >=
|
||||
particletracer->offset[i + particletracer->size * YOFFSET]) &&
|
||||
(new_y <= particletracer
|
||||
->offset[i + particletracer->size * YOFFSETEND]) &&
|
||||
i != particletracer->rank) {
|
||||
buff[i][particleBufIndex[i]].x = new_x;
|
||||
buff[i][particleBufIndex[i]].y = new_y;
|
||||
buff[i][particleBufIndex[i]].flag = true;
|
||||
@ -229,33 +219,46 @@ void advanceParticles(ParticleTracer* particletracer, double* restrict u, double
|
||||
}
|
||||
particletracer->particlePool[i].flag = false;
|
||||
}
|
||||
|
||||
int i_new = new_x / dx, j_new = new_y / dy;
|
||||
int iOffset = particletracer->xOffset / dx,
|
||||
jOffset = particletracer->yOffset / dy;
|
||||
|
||||
if (S(i_new - iOffset, j_new - jOffset) != NONE) {
|
||||
particletracer->particlePool[i].flag = false;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
for(int i = 0; i < particletracer->size; ++i)
|
||||
{
|
||||
if(i != particletracer->rank)
|
||||
{
|
||||
MPI_Send(buff[i], 30, particletracer->mpi_particle, i, 0, particletracer->comm);
|
||||
for (int i = 0; i < particletracer->size; ++i) {
|
||||
if (i != particletracer->rank) {
|
||||
MPI_Send(buff[i],
|
||||
100,
|
||||
particletracer->mpi_particle,
|
||||
i,
|
||||
0,
|
||||
particletracer->comm);
|
||||
}
|
||||
}
|
||||
for(int i = 0; i < particletracer->size; ++i)
|
||||
{
|
||||
if(i != particletracer->rank)
|
||||
{
|
||||
MPI_Recv(buff[i], 30, particletracer->mpi_particle, i, 0, particletracer->comm, MPI_STATUS_IGNORE);
|
||||
for (int i = 0; i < particletracer->size; ++i) {
|
||||
if (i != particletracer->rank) {
|
||||
MPI_Recv(buff[i],
|
||||
100,
|
||||
particletracer->mpi_particle,
|
||||
i,
|
||||
0,
|
||||
particletracer->comm,
|
||||
MPI_STATUS_IGNORE);
|
||||
}
|
||||
}
|
||||
for(int i = 0; i < particletracer->size; ++i)
|
||||
{
|
||||
if(i != particletracer->rank)
|
||||
{
|
||||
for(int j = 0; j < 30; ++j)
|
||||
{
|
||||
if(buff[i][j].flag == true)
|
||||
{
|
||||
particletracer->particlePool[particletracer->pointer].x = buff[i][j].x;
|
||||
particletracer->particlePool[particletracer->pointer].y = buff[i][j].y;
|
||||
for (int i = 0; i < particletracer->size; ++i) {
|
||||
if (i != particletracer->rank) {
|
||||
for (int j = 0; j < 100; ++j) {
|
||||
if (buff[i][j].flag == true) {
|
||||
particletracer->particlePool[particletracer->pointer].x = buff[i][j]
|
||||
.x;
|
||||
particletracer->particlePool[particletracer->pointer].y = buff[i][j]
|
||||
.y;
|
||||
particletracer->particlePool[particletracer->pointer].flag = true;
|
||||
++(particletracer->pointer);
|
||||
++(particletracer->totalParticles);
|
||||
@ -276,87 +279,98 @@ void writeParticles(ParticleTracer* particletracer)
|
||||
{
|
||||
int collectedBuffIndex[particletracer->size];
|
||||
|
||||
MPI_Gather(&particletracer->totalParticles, 1, MPI_INT, collectedBuffIndex, 1, MPI_INT, 0, particletracer->comm);
|
||||
MPI_Gather(&particletracer->totalParticles,
|
||||
1,
|
||||
MPI_INT,
|
||||
collectedBuffIndex,
|
||||
1,
|
||||
MPI_INT,
|
||||
0,
|
||||
particletracer->comm);
|
||||
|
||||
if(particletracer->rank != 0)
|
||||
{
|
||||
if (particletracer->rank != 0) {
|
||||
Particle buff[particletracer->totalParticles];
|
||||
for(int i = 0; i < particletracer->totalParticles; ++i)
|
||||
{
|
||||
for (int i = 0; i < particletracer->totalParticles; ++i) {
|
||||
buff[i].x = particletracer->particlePool[i].x;
|
||||
buff[i].y = particletracer->particlePool[i].y;
|
||||
buff[i].flag = particletracer->particlePool[i].flag;
|
||||
//printf("Rank : %d sending to rank 0 X : %.2f, Y : %.2f with totalpt : %d\n", particletracer->rank, buff[i].x, buff[i].y, particletracer->totalParticles);
|
||||
// printf("Rank : %d sending to rank 0 X : %.2f, Y : %.2f with totalpt :
|
||||
// %d\n", particletracer->rank, buff[i].x, buff[i].y,
|
||||
// particletracer->totalParticles);
|
||||
}
|
||||
MPI_Send(buff, particletracer->totalParticles, particletracer->mpi_particle, 0, 1, particletracer->comm);
|
||||
MPI_Send(buff,
|
||||
particletracer->totalParticles,
|
||||
particletracer->mpi_particle,
|
||||
0,
|
||||
1,
|
||||
particletracer->comm);
|
||||
}
|
||||
if(particletracer->rank == 0)
|
||||
{
|
||||
if (particletracer->rank == 0) {
|
||||
char filename[50];
|
||||
FILE* fp;
|
||||
|
||||
snprintf(filename, 50, "vtk_files/particles_%d.vtk", ts);
|
||||
snprintf(filename, 50, "vis_files/particles_%d.dat", ts);
|
||||
fp = fopen(filename, "w");
|
||||
|
||||
if (fp == NULL) {
|
||||
printf("Error!\n");
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
fprintf(fp, "# vtk DataFile Version 3.0\n");
|
||||
fprintf(fp, "PAMPI cfd solver particle tracing file\n");
|
||||
fprintf(fp, "ASCII\n");
|
||||
// fprintf(fp, "# vtk DataFile Version 3.0\n");
|
||||
// fprintf(fp, "PAMPI cfd solver particle tracing file\n");
|
||||
// fprintf(fp, "ASCII\n");
|
||||
|
||||
|
||||
fprintf(fp, "DATASET UNSTRUCTURED_GRID\n");
|
||||
fprintf(fp, "FIELD FieldData 2\n");
|
||||
fprintf(fp, "TIME 1 1 double\n");
|
||||
fprintf(fp, "%d\n", ts);
|
||||
fprintf(fp, "CYCLE 1 1 int\n");
|
||||
fprintf(fp, "1\n");
|
||||
// fprintf(fp, "DATASET UNSTRUCTURED_GRID\n");
|
||||
// fprintf(fp, "FIELD FieldData 2\n");
|
||||
// fprintf(fp, "TIME 1 1 double\n");
|
||||
// fprintf(fp, "%d\n", ts);
|
||||
// fprintf(fp, "CYCLE 1 1 int\n");
|
||||
// fprintf(fp, "1\n");
|
||||
|
||||
int overallTotalParticles = sum(collectedBuffIndex, particletracer->size);
|
||||
|
||||
fprintf(fp, "POINTS %d float\n", overallTotalParticles);
|
||||
// fprintf(fp, "POINTS %d float\n", overallTotalParticles);
|
||||
|
||||
printf("Total particles : %d\n", overallTotalParticles);
|
||||
// printf("Total particles : %d\n", overallTotalParticles);
|
||||
|
||||
for (int i = 1; i < particletracer->size; ++i)
|
||||
{
|
||||
for (int i = 1; i < particletracer->size; ++i) {
|
||||
Particle recvBuff[collectedBuffIndex[i]];
|
||||
MPI_Recv(&recvBuff, collectedBuffIndex[i], particletracer->mpi_particle, i, 1, particletracer->comm, MPI_STATUS_IGNORE);
|
||||
MPI_Recv(&recvBuff,
|
||||
collectedBuffIndex[i],
|
||||
particletracer->mpi_particle,
|
||||
i,
|
||||
1,
|
||||
particletracer->comm,
|
||||
MPI_STATUS_IGNORE);
|
||||
|
||||
for (int j = 0; j < collectedBuffIndex[i]; ++j)
|
||||
{
|
||||
for (int j = 0; j < collectedBuffIndex[i]; ++j) {
|
||||
double x = recvBuff[j].x;
|
||||
double y = recvBuff[j].y;
|
||||
fprintf(fp, "%f %f 0\n", x, y);
|
||||
//printf("Rank : 0 receiving from rank %d X : %.2f, Y : %.2f with totalpt : %d\n", i, x, y, particletracer->totalParticles);
|
||||
|
||||
fprintf(fp, "%f %f\n", x, y);
|
||||
// printf("Rank : 0 receiving from rank %d X : %.2f, Y : %.2f with totalpt
|
||||
// : %d\n", i, x, y, particletracer->totalParticles);
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
for (int i = 0; i < particletracer->totalParticles; ++i)
|
||||
{
|
||||
for (int i = 0; i < particletracer->totalParticles; ++i) {
|
||||
double x = particletracer->particlePool[i].x;
|
||||
double y = particletracer->particlePool[i].y;
|
||||
fprintf(fp, "%f %f 0\n", x, y);
|
||||
fprintf(fp, "%f %f\n", x, y);
|
||||
}
|
||||
|
||||
fprintf(fp, "CELLS %d %d\n", overallTotalParticles, 2 * overallTotalParticles);
|
||||
// fprintf(fp, "CELLS %d %d\n", overallTotalParticles, 2 * overallTotalParticles);
|
||||
|
||||
// for (int i = 0; i < overallTotalParticles; ++i)
|
||||
// {
|
||||
// fprintf(fp, "1 %d\n", i);
|
||||
// }
|
||||
|
||||
for (int i = 0; i < overallTotalParticles; ++i)
|
||||
{
|
||||
fprintf(fp, "1 %d\n", i);
|
||||
}
|
||||
// fprintf(fp, "CELL_TYPES %d\n", overallTotalParticles);
|
||||
|
||||
fprintf(fp, "CELL_TYPES %d\n", overallTotalParticles);
|
||||
|
||||
|
||||
for (int i = 0; i < overallTotalParticles; ++i)
|
||||
{
|
||||
fprintf(fp, "1\n");
|
||||
}
|
||||
// for (int i = 0; i < overallTotalParticles; ++i)
|
||||
// {
|
||||
// fprintf(fp, "1\n");
|
||||
// }
|
||||
|
||||
fclose(fp);
|
||||
}
|
||||
@ -401,18 +415,20 @@ void initParticleTracer(ParticleTracer* particletracer, Parameter* params, Solve
|
||||
particletracer->imaxLocal = solver->imaxLocal;
|
||||
particletracer->jmaxLocal = solver->jmaxLocal;
|
||||
|
||||
particletracer->estimatedNumParticles = (particletracer->imaxLocal * particletracer->jmaxLocal);
|
||||
particletracer->estimatedNumParticles = (particletracer->imaxLocal *
|
||||
particletracer->jmaxLocal);
|
||||
|
||||
particletracer->particlePool = malloc(sizeof(Particle) * particletracer->estimatedNumParticles);
|
||||
particletracer->particlePool = malloc(
|
||||
sizeof(Particle) * particletracer->estimatedNumParticles);
|
||||
|
||||
for(int i = 0; i < particletracer->estimatedNumParticles; ++i)
|
||||
{
|
||||
for (int i = 0; i < particletracer->estimatedNumParticles; ++i) {
|
||||
particletracer->particlePool[i].x = 0.0;
|
||||
particletracer->particlePool[i].y = 0.0;
|
||||
particletracer->particlePool[i].flag = false;
|
||||
}
|
||||
|
||||
particletracer->linSpaceLine = malloc(sizeof(Particle) * particletracer->numberOfParticles);
|
||||
particletracer->linSpaceLine = malloc(
|
||||
sizeof(Particle) * particletracer->numberOfParticles);
|
||||
|
||||
/* duplicating communication from solver */
|
||||
MPI_Comm_dup(solver->comm, &particletracer->comm);
|
||||
@ -420,8 +436,7 @@ void initParticleTracer(ParticleTracer* particletracer, Parameter* params, Solve
|
||||
particletracer->rank = solver->rank;
|
||||
particletracer->size = solver->size;
|
||||
|
||||
particletracer->offset = (double *)malloc(sizeof(double) * 4 * particletracer->size);
|
||||
|
||||
particletracer->offset = (double*)malloc(sizeof(double) * 4 * particletracer->size);
|
||||
|
||||
memcpy(particletracer->dims, solver->dims, sizeof(solver->dims));
|
||||
|
||||
@ -431,62 +446,81 @@ void initParticleTracer(ParticleTracer* particletracer, Parameter* params, Solve
|
||||
|
||||
memcpy(particletracer->jNeighbours, solver->jNeighbours, sizeof(solver->jNeighbours));
|
||||
|
||||
|
||||
particletracer->xLocal = particletracer->imaxLocal * particletracer->dx;
|
||||
particletracer->yLocal = particletracer->jmaxLocal * particletracer->dy;
|
||||
|
||||
|
||||
double xLocal[particletracer->size];
|
||||
double yLocal[particletracer->size];
|
||||
|
||||
double offset[4][particletracer->size];
|
||||
|
||||
MPI_Allgather(&particletracer->xLocal, 1, MPI_DOUBLE, xLocal, 1, MPI_DOUBLE, particletracer->comm);
|
||||
MPI_Allgather(&particletracer->yLocal, 1, MPI_DOUBLE, yLocal, 1, MPI_DOUBLE, particletracer->comm);
|
||||
|
||||
particletracer->xOffset = sumX(xLocal, particletracer->size, particletracer->dims[JDIM], particletracer->coords[IDIM], particletracer->coords[JDIM]);
|
||||
particletracer->yOffset = sumY(yLocal, particletracer->size, particletracer->dims[JDIM], particletracer->coords[JDIM], particletracer->coords[IDIM]);
|
||||
particletracer->xOffset = solver->xOffset;
|
||||
particletracer->yOffset = solver->yOffset;
|
||||
particletracer->xOffsetEnd = particletracer->xOffset + particletracer->xLocal;
|
||||
particletracer->yOffsetEnd = particletracer->yOffset + particletracer->yLocal;
|
||||
|
||||
printf("Rank : %d, xOffset : %.2f, yOffset : %.2f, xOffsetEnd : %.2f, yOffsetEnd : %.2f\n", particletracer->rank, particletracer->xOffset, particletracer->yOffset, particletracer->xOffsetEnd, particletracer->yOffsetEnd);
|
||||
printf("Rank : %d, xOffset : %.2f, yOffset : %.2f, xOffsetEnd : %.2f, yOffsetEnd : "
|
||||
"%.2f\n",
|
||||
particletracer->rank,
|
||||
particletracer->xOffset,
|
||||
particletracer->yOffset,
|
||||
particletracer->xOffsetEnd,
|
||||
particletracer->yOffsetEnd);
|
||||
|
||||
MPI_Allgather(&particletracer->xOffset, 1, MPI_DOUBLE, offset[0], 1, MPI_DOUBLE, particletracer->comm);
|
||||
MPI_Allgather(&particletracer->yOffset, 1, MPI_DOUBLE, offset[1], 1, MPI_DOUBLE, particletracer->comm);
|
||||
MPI_Allgather(&particletracer->xOffsetEnd, 1, MPI_DOUBLE, offset[2], 1, MPI_DOUBLE, particletracer->comm);
|
||||
MPI_Allgather(&particletracer->yOffsetEnd, 1, MPI_DOUBLE, offset[3], 1, MPI_DOUBLE, particletracer->comm);
|
||||
MPI_Allgather(&particletracer->xOffset,
|
||||
1,
|
||||
MPI_DOUBLE,
|
||||
offset[0],
|
||||
1,
|
||||
MPI_DOUBLE,
|
||||
particletracer->comm);
|
||||
MPI_Allgather(&particletracer->yOffset,
|
||||
1,
|
||||
MPI_DOUBLE,
|
||||
offset[1],
|
||||
1,
|
||||
MPI_DOUBLE,
|
||||
particletracer->comm);
|
||||
MPI_Allgather(&particletracer->xOffsetEnd,
|
||||
1,
|
||||
MPI_DOUBLE,
|
||||
offset[2],
|
||||
1,
|
||||
MPI_DOUBLE,
|
||||
particletracer->comm);
|
||||
MPI_Allgather(&particletracer->yOffsetEnd,
|
||||
1,
|
||||
MPI_DOUBLE,
|
||||
offset[3],
|
||||
1,
|
||||
MPI_DOUBLE,
|
||||
particletracer->comm);
|
||||
|
||||
memcpy(particletracer->offset, offset, sizeof(offset));
|
||||
|
||||
|
||||
// if(particletracer->rank == 0)
|
||||
// {
|
||||
// for(int i = 0;i < particletracer->size; ++i)
|
||||
// {
|
||||
// printf("Rank : %d and its xOffset : %.2f, yOffset : %.2f, xLocal : %.2f, yLocal : %.2f, xOffsetEnd : %.2f, yOffsetEnd : %.2f\n",
|
||||
// i, particletracer->offset[i + particletracer->size * XOFFSET],
|
||||
// particletracer->offset[i + particletracer->size * YOFFSET], xLocal[i], yLocal[i],
|
||||
// particletracer->offset[i + particletracer->size * XOFFSETEND],
|
||||
// particletracer->offset[i + particletracer->size * YOFFSETEND]);
|
||||
// printf("Rank : %d and its xOffset : %.2f, yOffset : %.2f, xOffsetEnd :
|
||||
// %.2f, yOffsetEnd : %.2f\n", i, particletracer->offset[i +
|
||||
// particletracer->size * XOFFSET], particletracer->offset[i +
|
||||
// particletracer->size * YOFFSET], particletracer->offset[i +
|
||||
// particletracer->size * XOFFSETEND], particletracer->offset[i +
|
||||
// particletracer->size * YOFFSETEND]);
|
||||
// }
|
||||
// }
|
||||
|
||||
|
||||
|
||||
for (int i = 0; i < particletracer->numberOfParticles; ++i)
|
||||
{
|
||||
for (int i = 0; i < particletracer->numberOfParticles; ++i) {
|
||||
double spacing = (double)i / (double)(particletracer->numberOfParticles - 1);
|
||||
particletracer->linSpaceLine[i].x = spacing * particletracer->x1 + (1.0 - spacing) * particletracer->x2;
|
||||
particletracer->linSpaceLine[i].y = spacing * particletracer->y1 + (1.0 - spacing) * particletracer->y2;
|
||||
particletracer->linSpaceLine[i].x = spacing * particletracer->x1 +
|
||||
(1.0 - spacing) * particletracer->x2;
|
||||
particletracer->linSpaceLine[i].y = spacing * particletracer->y1 +
|
||||
(1.0 - spacing) * particletracer->y2;
|
||||
particletracer->linSpaceLine[i].flag = true;
|
||||
|
||||
//if(particletracer->rank == 1) printf("\nRank : %d, with linspace X : %.2f and linspace Y : %.2f\n", particletracer->rank, particletracer->linSpaceLine[i].x , particletracer->linSpaceLine[i].y);
|
||||
// if(particletracer->rank == 1) printf("\nRank : %d, with linspace X : %.2f and
|
||||
// linspace Y : %.2f\n", particletracer->rank, particletracer->linSpaceLine[i].x ,
|
||||
// particletracer->linSpaceLine[i].y);
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
// Create the mpi_particle datatype
|
||||
MPI_Datatype mpi_particle;
|
||||
int lengths[3] = { 1, 1, 1 };
|
||||
@ -503,41 +537,65 @@ void initParticleTracer(ParticleTracer* particletracer, Parameter* params, Solve
|
||||
displacements[2] = MPI_Aint_diff(displacements[2], base_address);
|
||||
|
||||
MPI_Datatype types[3] = { MPI_DOUBLE, MPI_DOUBLE, MPI_C_BOOL };
|
||||
MPI_Type_create_struct(3, lengths, displacements, types, &particletracer->mpi_particle);
|
||||
MPI_Type_create_struct(3,
|
||||
lengths,
|
||||
displacements,
|
||||
types,
|
||||
&particletracer->mpi_particle);
|
||||
MPI_Type_commit(&particletracer->mpi_particle);
|
||||
|
||||
}
|
||||
|
||||
void printParticleTracerParameters(ParticleTracer* particletracer)
|
||||
{
|
||||
printf("Particle Tracing data:\n");
|
||||
printf("Rank : %d\n", particletracer->rank);
|
||||
printf("\tNumber of particles : %d being injected for every period of %.2f\n", particletracer->numberOfParticles, particletracer->injectTimePeriod);
|
||||
printf("\tNumber of particles : %d being injected for every period of %.2f\n",
|
||||
particletracer->numberOfParticles,
|
||||
particletracer->injectTimePeriod);
|
||||
printf("\tstartTime : %.2f\n", particletracer->startTime);
|
||||
printf("\t(Line along which the particles are to be injected) \n\tx1 : %.2f, y1 : %.2f, x2 : %.2f, y2 : %.2f\n", particletracer->x1, particletracer->y1, particletracer->x2, particletracer->y2);
|
||||
printf("\tPointer : %d, TotalParticles : %d\n", particletracer->pointer, particletracer->totalParticles);
|
||||
printf("\tdt : %.2f, dx : %.2f, dy : %.2f\n", particletracer->dt, particletracer->dx, particletracer->dy);
|
||||
printf("\tcoord[0] : %d, coord[1] : %d\n", particletracer->coords[IDIM], particletracer->coords[JDIM]);
|
||||
printf("\txOffset : %.2f, yOffset : %.2f\n", particletracer->xOffset, particletracer->yOffset);
|
||||
printf("\txOffsetEnd : %.2f, yOffsetEnd : %.2f\n", particletracer->xOffsetEnd, particletracer->yOffsetEnd);
|
||||
printf("\txLocal : %.2f, yLocal : %.2f\n", particletracer->xLocal, particletracer->yLocal);
|
||||
printf("\t(Line along which the particles are to be injected) \n\tx1 : %.2f, y1 : "
|
||||
"%.2f, x2 : %.2f, y2 : %.2f\n",
|
||||
particletracer->x1,
|
||||
particletracer->y1,
|
||||
particletracer->x2,
|
||||
particletracer->y2);
|
||||
printf("\tPointer : %d, TotalParticles : %d\n",
|
||||
particletracer->pointer,
|
||||
particletracer->totalParticles);
|
||||
printf("\tdt : %.2f, dx : %.2f, dy : %.2f\n",
|
||||
particletracer->dt,
|
||||
particletracer->dx,
|
||||
particletracer->dy);
|
||||
printf("\tcoord[0] : %d, coord[1] : %d\n",
|
||||
particletracer->coords[IDIM],
|
||||
particletracer->coords[JDIM]);
|
||||
printf("\txOffset : %.2f, yOffset : %.2f\n",
|
||||
particletracer->xOffset,
|
||||
particletracer->yOffset);
|
||||
printf("\txOffsetEnd : %.2f, yOffsetEnd : %.2f\n",
|
||||
particletracer->xOffsetEnd,
|
||||
particletracer->yOffsetEnd);
|
||||
printf("\txLocal : %.2f, yLocal : %.2f\n",
|
||||
particletracer->xLocal,
|
||||
particletracer->yLocal);
|
||||
}
|
||||
|
||||
void trace(ParticleTracer* particletracer, double* restrict u, double* restrict v, double time)
|
||||
void trace(ParticleTracer* particletracer,
|
||||
double* restrict u,
|
||||
double* restrict v,
|
||||
int* restrict s,
|
||||
double time)
|
||||
{
|
||||
if (time >= particletracer->startTime)
|
||||
{
|
||||
if( (time - particletracer->lastInjectTime) >= particletracer->injectTimePeriod)
|
||||
{
|
||||
if (time >= particletracer->startTime) {
|
||||
if ((time - particletracer->lastInjectTime) >= particletracer->injectTimePeriod) {
|
||||
injectParticles(particletracer);
|
||||
particletracer->lastInjectTime = time;
|
||||
}
|
||||
if( (time - particletracer->lastWriteTime) >= particletracer->writeTimePeriod)
|
||||
{
|
||||
if ((time - particletracer->lastWriteTime) >= particletracer->writeTimePeriod) {
|
||||
writeParticles(particletracer);
|
||||
particletracer->lastWriteTime = time;
|
||||
}
|
||||
advanceParticles(particletracer, u, v, time);
|
||||
advanceParticles(particletracer, u, v, s, time);
|
||||
compress(particletracer);
|
||||
particletracer->lastUpdateTime = time;
|
||||
}
|
||||
@ -548,18 +606,15 @@ void compress(ParticleTracer* particletracer)
|
||||
Particle* memPool = particletracer->particlePool;
|
||||
Particle tempPool[particletracer->totalParticles];
|
||||
|
||||
for(int i = 0; i < particletracer->totalParticles; ++i)
|
||||
{
|
||||
for (int i = 0; i < particletracer->totalParticles; ++i) {
|
||||
tempPool[i].x = 0.0;
|
||||
tempPool[i].y = 0.0;
|
||||
tempPool[i].flag = false;
|
||||
}
|
||||
int totalParticles = 0;
|
||||
|
||||
for(int i=0; i < particletracer->totalParticles; ++i)
|
||||
{
|
||||
if(memPool[i].flag == true)
|
||||
{
|
||||
for (int i = 0; i < particletracer->totalParticles; ++i) {
|
||||
if (memPool[i].flag == true) {
|
||||
tempPool[totalParticles].x = memPool[i].x;
|
||||
tempPool[totalParticles].y = memPool[i].y;
|
||||
tempPool[totalParticles].flag = memPool[i].flag;
|
||||
|
||||
@ -8,23 +8,25 @@
|
||||
#define __PARTICLETRACING_H_
|
||||
#include "allocate.h"
|
||||
#include "parameter.h"
|
||||
|
||||
#include "solver.h"
|
||||
#include "particletracing.h"
|
||||
#include <stdbool.h>
|
||||
|
||||
#include <mpi.h>
|
||||
#include <stdbool.h>
|
||||
|
||||
#define NDIMS 2
|
||||
|
||||
typedef enum COORD { X = 0, Y, NCOORD } COORD;
|
||||
typedef struct
|
||||
{
|
||||
|
||||
typedef struct {
|
||||
double x, y;
|
||||
bool flag;
|
||||
} Particle;
|
||||
|
||||
typedef struct {
|
||||
int numberOfParticles, totalParticles;
|
||||
double startTime, injectTimePeriod, writeTimePeriod, lastInjectTime, lastUpdateTime, lastWriteTime;
|
||||
double startTime, injectTimePeriod, writeTimePeriod, lastInjectTime, lastUpdateTime,
|
||||
lastWriteTime;
|
||||
|
||||
int estimatedNumParticles;
|
||||
|
||||
@ -51,13 +53,13 @@ typedef struct {
|
||||
|
||||
} ParticleTracer;
|
||||
|
||||
void initParticleTracer(ParticleTracer*, Parameter*, Solver* );
|
||||
void injectParticles(ParticleTracer*);
|
||||
void advanceParticles(ParticleTracer*, double* , double*, double);
|
||||
void freeParticles(ParticleTracer*);
|
||||
void writeParticles(ParticleTracer*);
|
||||
void printParticleTracerParameters(ParticleTracer*);
|
||||
void printParticles(ParticleTracer*);
|
||||
void trace(ParticleTracer*, double* , double* , double );
|
||||
void compress(ParticleTracer* );
|
||||
extern void initParticleTracer(ParticleTracer*, Parameter*, Solver*);
|
||||
extern void injectParticles(ParticleTracer*);
|
||||
extern void advanceParticles(ParticleTracer*, double*, double*, int*, double);
|
||||
extern void freeParticles(ParticleTracer*);
|
||||
extern void writeParticles(ParticleTracer*);
|
||||
extern void printParticleTracerParameters(ParticleTracer*);
|
||||
extern void printParticles(ParticleTracer*);
|
||||
extern void trace(ParticleTracer*, double*, double*, int*, double);
|
||||
extern void compress(ParticleTracer*);
|
||||
#endif
|
||||
@ -14,6 +14,7 @@
|
||||
#include "allocate.h"
|
||||
#include "parameter.h"
|
||||
#include "solver.h"
|
||||
|
||||
#include "util.h"
|
||||
|
||||
#define P(i, j) p[(j) * (imaxLocal + 2) + (i)]
|
||||
@ -21,16 +22,34 @@
|
||||
#define G(i, j) g[(j) * (imaxLocal + 2) + (i)]
|
||||
#define U(i, j) u[(j) * (imaxLocal + 2) + (i)]
|
||||
#define V(i, j) v[(j) * (imaxLocal + 2) + (i)]
|
||||
#define S(i, j) s[(j) * (imaxLocal + 2) + (i)]
|
||||
|
||||
#define RHS(i, j) rhs[(j) * (imaxLocal + 2) + (i)]
|
||||
|
||||
#define IDIM 0
|
||||
#define JDIM 1
|
||||
|
||||
static double sumOffset(double* sizes, int init, int offset, int coord)
|
||||
{
|
||||
double sum = 0;
|
||||
|
||||
for (int i = init - offset; coord > 0; i -= offset, --coord) {
|
||||
sum += sizes[i];
|
||||
}
|
||||
|
||||
return sum;
|
||||
}
|
||||
|
||||
static int sizeOfRank(int rank, int size, int N)
|
||||
{
|
||||
return N / size + ((N % size > rank) ? 1 : 0);
|
||||
}
|
||||
|
||||
static double distance(double i, double j, double iCenter, double jCenter)
|
||||
{
|
||||
return sqrt(pow(iCenter - i, 2) + pow(jCenter - j, 2) * 1.0);
|
||||
}
|
||||
|
||||
void print(Solver* solver, double* grid)
|
||||
{
|
||||
int imaxLocal = solver->imaxLocal;
|
||||
@ -43,7 +62,29 @@ void print(Solver* solver, double* grid)
|
||||
for (int j = 0; j < solver->jmaxLocal + 2; j++) {
|
||||
printf("%02d: ", j);
|
||||
for (int i = 0; i < solver->imaxLocal + 2; i++) {
|
||||
printf("%12.8f ", grid[j * (imaxLocal + 2) + i]);
|
||||
printf("%2.2f ", grid[j * (imaxLocal + 2) + i]);
|
||||
}
|
||||
printf("\n");
|
||||
}
|
||||
fflush(stdout);
|
||||
}
|
||||
MPI_Barrier(MPI_COMM_WORLD);
|
||||
}
|
||||
}
|
||||
|
||||
void printInt(Solver* solver, int* grid)
|
||||
{
|
||||
int imaxLocal = solver->imaxLocal;
|
||||
|
||||
for (int i = 0; i < solver->size; i++) {
|
||||
if (i == solver->rank) {
|
||||
printf(
|
||||
"### RANK %d #######################################################\n",
|
||||
solver->rank);
|
||||
for (int j = 0; j < solver->jmaxLocal + 2; j++) {
|
||||
printf("%02d: ", j);
|
||||
for (int i = 0; i < solver->imaxLocal + 2; i++) {
|
||||
printf("%2d ", grid[j * (imaxLocal + 2) + i]);
|
||||
}
|
||||
printf("\n");
|
||||
}
|
||||
@ -68,6 +109,21 @@ static void exchange(Solver* solver, double* grid)
|
||||
solver->comm);
|
||||
}
|
||||
|
||||
static void exchangeInt(Solver* solver, int* grid)
|
||||
{
|
||||
int counts[4] = { 1, 1, 1, 1 };
|
||||
|
||||
MPI_Neighbor_alltoallw(grid,
|
||||
counts,
|
||||
solver->sdisplsInt,
|
||||
solver->bufferIntTypes,
|
||||
grid,
|
||||
counts,
|
||||
solver->rdisplsInt,
|
||||
solver->bufferIntTypes,
|
||||
solver->comm);
|
||||
}
|
||||
|
||||
static void shift(Solver* solver)
|
||||
{
|
||||
MPI_Request requests[4] = { MPI_REQUEST_NULL,
|
||||
@ -315,7 +371,6 @@ void initSolver(Solver* solver, Parameter* params)
|
||||
solver->gamma = params->gamma;
|
||||
solver->rho = params->rho;
|
||||
|
||||
|
||||
/* setup communication */
|
||||
MPI_Comm_rank(MPI_COMM_WORLD, &(solver->rank));
|
||||
MPI_Comm_size(MPI_COMM_WORLD, &(solver->size));
|
||||
@ -350,26 +405,56 @@ void initSolver(Solver* solver, Parameter* params)
|
||||
&iBufferType);
|
||||
MPI_Type_commit(&iBufferType);
|
||||
|
||||
MPI_Datatype jBufferIntType;
|
||||
MPI_Type_contiguous(solver->imaxLocal, MPI_INT, &jBufferIntType);
|
||||
MPI_Type_commit(&jBufferIntType);
|
||||
|
||||
MPI_Datatype iBufferIntType;
|
||||
MPI_Type_vector(solver->jmaxLocal,
|
||||
1,
|
||||
solver->imaxLocal + 2,
|
||||
MPI_INT,
|
||||
&iBufferIntType);
|
||||
MPI_Type_commit(&iBufferIntType);
|
||||
|
||||
// in the order of the dimensions i->0, j->1
|
||||
// first negative direction, then positive direction
|
||||
size_t dblsize = sizeof(double);
|
||||
size_t intsize = sizeof(int);
|
||||
|
||||
int imaxLocal = solver->imaxLocal;
|
||||
int jmaxLocal = solver->jmaxLocal;
|
||||
|
||||
solver->bufferTypes[0] = iBufferType; // left
|
||||
solver->bufferTypes[1] = iBufferType; // right
|
||||
solver->bufferTypes[2] = jBufferType; // bottom
|
||||
solver->bufferTypes[3] = jBufferType; // top
|
||||
|
||||
solver->bufferIntTypes[0] = iBufferIntType; // left
|
||||
solver->bufferIntTypes[1] = iBufferIntType; // right
|
||||
solver->bufferIntTypes[2] = jBufferIntType; // bottom
|
||||
solver->bufferIntTypes[3] = jBufferIntType; // top
|
||||
|
||||
solver->sdispls[0] = ((imaxLocal + 2) + 1) * dblsize; // send left
|
||||
solver->sdispls[1] = ((imaxLocal + 2) + imaxLocal) * dblsize; // send right
|
||||
solver->sdispls[2] = ((imaxLocal + 2) + 1) * dblsize; // send bottom
|
||||
solver->sdispls[3] = ((jmaxLocal) * (imaxLocal + 2) + 1) * dblsize; // send top
|
||||
|
||||
solver->sdisplsInt[0] = ((imaxLocal + 2) + 1) * intsize; // send left
|
||||
solver->sdisplsInt[1] = ((imaxLocal + 2) + imaxLocal) * intsize; // send right
|
||||
solver->sdisplsInt[2] = ((imaxLocal + 2) + 1) * intsize; // send bottom
|
||||
solver->sdisplsInt[3] = ((jmaxLocal) * (imaxLocal + 2) + 1) * intsize; // send top
|
||||
|
||||
solver->rdispls[0] = (imaxLocal + 2) * dblsize; // recv left
|
||||
solver->rdispls[1] = ((imaxLocal + 2) + (imaxLocal + 1)) * dblsize; // recv right
|
||||
solver->rdispls[2] = 1 * dblsize; // recv bottom
|
||||
solver->rdispls[3] = ((jmaxLocal + 1) * (imaxLocal + 2) + 1) * dblsize; // recv top
|
||||
|
||||
solver->rdisplsInt[0] = (imaxLocal + 2) * intsize; // recv left
|
||||
solver->rdisplsInt[1] = ((imaxLocal + 2) + (imaxLocal + 1)) * intsize; // recv right
|
||||
solver->rdisplsInt[2] = 1 * intsize; // recv bottom
|
||||
solver->rdisplsInt[3] = ((jmaxLocal + 1) * (imaxLocal + 2) + 1) * intsize; // recv top
|
||||
|
||||
/* allocate arrays */
|
||||
size_t bytesize = (imaxLocal + 2) * (jmaxLocal + 2) * sizeof(double);
|
||||
solver->u = allocate(64, bytesize);
|
||||
@ -378,6 +463,7 @@ void initSolver(Solver* solver, Parameter* params)
|
||||
solver->rhs = allocate(64, bytesize);
|
||||
solver->f = allocate(64, bytesize);
|
||||
solver->g = allocate(64, bytesize);
|
||||
solver->s = allocate(64, bytesize);
|
||||
|
||||
for (int i = 0; i < (imaxLocal + 2) * (jmaxLocal + 2); i++) {
|
||||
solver->u[i] = params->u_init;
|
||||
@ -386,12 +472,119 @@ void initSolver(Solver* solver, Parameter* params)
|
||||
solver->rhs[i] = 0.0;
|
||||
solver->f[i] = 0.0;
|
||||
solver->g[i] = 0.0;
|
||||
solver->s[i] = NONE;
|
||||
}
|
||||
|
||||
double dx = solver->dx;
|
||||
double dy = solver->dy;
|
||||
double inv_sqr_sum = 1.0 / (dx * dx) + 1.0 / (dy * dy);
|
||||
solver->dtBound = 0.5 * solver->re * 1.0 / inv_sqr_sum;
|
||||
|
||||
solver->xLocal = solver->imaxLocal * solver->dx;
|
||||
solver->yLocal = solver->jmaxLocal * solver->dy;
|
||||
|
||||
double xLocal[solver->size];
|
||||
double yLocal[solver->size];
|
||||
|
||||
MPI_Allgather(&solver->xLocal, 1, MPI_DOUBLE, xLocal, 1, MPI_DOUBLE, solver->comm);
|
||||
MPI_Allgather(&solver->yLocal, 1, MPI_DOUBLE, yLocal, 1, MPI_DOUBLE, solver->comm);
|
||||
|
||||
solver->xOffset = sumOffset(xLocal, solver->rank, solver->dims[1], solver->coords[0]);
|
||||
solver->yOffset = sumOffset(yLocal, solver->rank, 1, solver->coords[1]);
|
||||
solver->xOffsetEnd = solver->xOffset + solver->xLocal;
|
||||
solver->yOffsetEnd = solver->yOffset + solver->yLocal;
|
||||
|
||||
printf("Rank : %d, xOffset : %.2f, yOffset : %.2f, xOffsetEnd : %.2f, yOffsetEnd : "
|
||||
"%.2f\n",
|
||||
solver->rank,
|
||||
solver->xOffset,
|
||||
solver->yOffset,
|
||||
solver->xOffsetEnd,
|
||||
solver->yOffsetEnd);
|
||||
|
||||
int* s = solver->s;
|
||||
int iOffset = 0, jOffset = 0;
|
||||
|
||||
double xCenter = 0, yCenter = 0, radius = 0;
|
||||
double x1 = 0, x2 = 0, y1 = 0, y2 = 0;
|
||||
|
||||
switch (params->shape) {
|
||||
case NOSHAPE:
|
||||
break;
|
||||
case RECT:
|
||||
x1 = params->xCenter - params->xRectLength / 2;
|
||||
x2 = params->xCenter + params->xRectLength / 2;
|
||||
y1 = params->yCenter - params->yRectLength / 2;
|
||||
y2 = params->yCenter + params->yRectLength / 2;
|
||||
|
||||
iOffset = solver->xOffset / dx;
|
||||
jOffset = solver->yOffset / dy;
|
||||
|
||||
for (int j = 1; j < jmaxLocal + 1; ++j) {
|
||||
for (int i = 1; i < imaxLocal + 1; ++i) {
|
||||
if ((x1 <= ((i + iOffset) * dx)) && (((i + iOffset) * dx) <= x2) &&
|
||||
(y1 <= ((j + jOffset) * dy)) && (((j + jOffset) * dy) <= y2)) {
|
||||
S(i, j) = LOCAL;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
break;
|
||||
case CIRCLE:
|
||||
xCenter = params->xCenter;
|
||||
yCenter = params->yCenter;
|
||||
radius = params->circleRadius;
|
||||
|
||||
iOffset = solver->xOffset / dx;
|
||||
jOffset = solver->yOffset / dy;
|
||||
|
||||
for (int j = 1; j < jmaxLocal + 1; j++) {
|
||||
for (int i = 1; i < imaxLocal + 1; i++) {
|
||||
if (distance(((i + iOffset) * dx),
|
||||
((j + jOffset) * dy),
|
||||
xCenter,
|
||||
yCenter) <= radius) {
|
||||
S(i, j) = LOCAL;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
exchangeInt(solver, s);
|
||||
|
||||
for (int j = 1; j < jmaxLocal + 1; j++) {
|
||||
for (int i = 1; i < imaxLocal + 1; i++) {
|
||||
|
||||
if (S(i, j - 1) == NONE && S(i, j + 1) == LOCAL && S(i, j) == LOCAL)
|
||||
S(i, j) = BOTTOM; // BOTTOM
|
||||
if (S(i - 1, j) == NONE && S(i + 1, j) == LOCAL && S(i, j) == LOCAL)
|
||||
S(i, j) = LEFT; // LEFT
|
||||
if (S(i + 1, j) == NONE && S(i - 1, j) == LOCAL && S(i, j) == LOCAL)
|
||||
S(i, j) = RIGHT; // RIGHT
|
||||
if (S(i, j + 1) == NONE && S(i, j - 1) == LOCAL && S(i, j) == LOCAL)
|
||||
S(i, j) = TOP; // TOP
|
||||
if (S(i - 1, j - 1) == NONE && S(i, j - 1) == NONE && S(i - 1, j) == NONE &&
|
||||
S(i + 1, j + 1) == LOCAL &&
|
||||
(S(i, j) == LOCAL || S(i, j) == LEFT || S(i, j) == BOTTOM))
|
||||
S(i, j) = BOTTOMLEFT; // BOTTOMLEFT
|
||||
if (S(i + 1, j - 1) == NONE && S(i, j - 1) == NONE && S(i + 1, j) == NONE &&
|
||||
S(i - 1, j + 1) == LOCAL &&
|
||||
(S(i, j) == LOCAL || S(i, j) == RIGHT || S(i, j) == BOTTOM))
|
||||
S(i, j) = BOTTOMRIGHT; // BOTTOMRIGHT
|
||||
if (S(i - 1, j + 1) == NONE && S(i - 1, j) == NONE && S(i, j + 1) == NONE &&
|
||||
S(i + 1, j - 1) == LOCAL &&
|
||||
(S(i, j) == LOCAL || S(i, j) == LEFT || S(i, j) == TOP))
|
||||
S(i, j) = TOPLEFT; // TOPLEFT
|
||||
if (S(i + 1, j + 1) == NONE && S(i + 1, j) == NONE && S(i, j + 1) == NONE &&
|
||||
S(i - 1, j - 1) == LOCAL &&
|
||||
(S(i, j) == LOCAL || S(i, j) == RIGHT || S(i, j) == TOP))
|
||||
S(i, j) = TOPRIGHT; // TOPRIGHT
|
||||
}
|
||||
}
|
||||
#ifdef VERBOSE
|
||||
printConfig(solver);
|
||||
#endif
|
||||
@ -613,7 +806,6 @@ int solveRBA(Solver* solver)
|
||||
|
||||
int pass, jsw, isw;
|
||||
|
||||
|
||||
while ((res >= epssq) && (it < itermax)) {
|
||||
res = 0.0;
|
||||
jsw = 1;
|
||||
@ -685,6 +877,66 @@ int solveRBA(Solver* solver)
|
||||
}
|
||||
}
|
||||
|
||||
void setObjectBoundaryCondition(Solver* solver)
|
||||
{
|
||||
int imaxLocal = solver->imaxLocal;
|
||||
int jmaxLocal = solver->jmaxLocal;
|
||||
double* u = solver->u;
|
||||
double* v = solver->v;
|
||||
int* s = solver->s;
|
||||
|
||||
for (int j = 1; j < jmaxLocal + 1; j++) {
|
||||
for (int i = 1; i < imaxLocal + 1; i++) {
|
||||
switch (S(i, j)) {
|
||||
case TOP:
|
||||
U(i, j) = -U(i, j + 1);
|
||||
U(i - 1, j) = -U(i - 1, j + 1);
|
||||
V(i, j) = 0.0;
|
||||
break;
|
||||
case BOTTOM:
|
||||
U(i, j) = -U(i, j - 1);
|
||||
U(i - 1, j) = -U(i - 1, j - 1);
|
||||
V(i, j) = 0.0;
|
||||
break;
|
||||
case LEFT:
|
||||
U(i - 1, j) = 0.0;
|
||||
V(i, j) = -V(i - 1, j);
|
||||
V(i, j - 1) = -V(i - 1, j - 1);
|
||||
break;
|
||||
case RIGHT:
|
||||
U(i, j) = 0.0;
|
||||
V(i, j) = -V(i + 1, j);
|
||||
V(i, j - 1) = -V(i + 1, j - 1);
|
||||
break;
|
||||
case TOPLEFT:
|
||||
U(i, j) = -U(i, j + 1);
|
||||
U(i - 1, j) = 0.0;
|
||||
V(i, j) = 0.0;
|
||||
V(i, j - 1) = -V(i - 1, j - 1);
|
||||
break;
|
||||
case TOPRIGHT:
|
||||
U(i, j) = 0.0;
|
||||
U(i - 1, j) = -U(i - 1, j + 1);
|
||||
V(i, j) = 0.0;
|
||||
V(i, j - 1) = -V(i + 1, j - 1);
|
||||
break;
|
||||
case BOTTOMLEFT:
|
||||
U(i, j) = -U(i, j - 1);
|
||||
U(i - 1, j) = 0.0;
|
||||
V(i, j) = -V(i - 1, j);
|
||||
V(i, j - 1) = 0.0;
|
||||
break;
|
||||
case BOTTOMRIGHT:
|
||||
U(i, j) = 0.0;
|
||||
U(i - 1, j) = -U(i - 1, j - 1);
|
||||
V(i, j) = -V(i, j + 1);
|
||||
V(i, j - 1) = 0.0;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static double maxElement(Solver* solver, double* m)
|
||||
{
|
||||
int size = (solver->imaxLocal + 2) * (solver->jmaxLocal + 2);
|
||||
@ -833,6 +1085,7 @@ void setSpecialBoundaryCondition(Solver* solver)
|
||||
int imaxLocal = solver->imaxLocal;
|
||||
int jmaxLocal = solver->jmaxLocal;
|
||||
double* u = solver->u;
|
||||
int* s = solver->s;
|
||||
|
||||
if (strcmp(solver->problem, "dcavity") == 0) {
|
||||
if (solver->coords[JDIM] == (solver->dims[JDIM] - 1)) { // set top bc
|
||||
@ -844,21 +1097,31 @@ void setSpecialBoundaryCondition(Solver* solver)
|
||||
if (solver->coords[IDIM] == 0) { // set left bc
|
||||
double ylength = solver->ylength;
|
||||
double dy = solver->dy;
|
||||
int rest = solver->jmax % solver->size;
|
||||
int yc = solver->rank * (solver->jmax / solver->size) +
|
||||
MIN(rest, solver->rank);
|
||||
double ys = dy * (yc + 0.5);
|
||||
|
||||
int jOffset = solver->yOffset / dy;
|
||||
int jOffsetEnd = solver->yOffsetEnd / dy;
|
||||
|
||||
double y;
|
||||
|
||||
/* printf("RANK %d yc: %d ys: %f\n", solver->rank, yc, ys); */
|
||||
|
||||
for (int j = 1; j < jmaxLocal + 1; j++) {
|
||||
y = ys + dy * (j - 0.5);
|
||||
for (int j = 1, jVal = jOffset + 1; j < jmaxLocal + 1; ++jVal, j++) {
|
||||
y = dy * (jVal - 0.5);
|
||||
U(0, j) = y * (ylength - y) * 4.0 / (ylength * ylength);
|
||||
}
|
||||
}
|
||||
} else if (strcmp(solver->problem, "backstep") == 0) {
|
||||
for (int j = 1; j < jmaxLocal + 1; j++) {
|
||||
if (S(0, j) == NONE) U(0, j) = 1.0;
|
||||
}
|
||||
/* print(solver, solver->u); */
|
||||
} else if (strcmp(solver->problem, "karman") == 0) {
|
||||
for (int j = 1; j < jmaxLocal + 1; j++) {
|
||||
U(0, j) = 1.0;
|
||||
}
|
||||
}
|
||||
|
||||
// print(solver, solver->u);
|
||||
|
||||
// MPI_Barrier(solver->comm);
|
||||
// exit(0);
|
||||
}
|
||||
|
||||
void computeFG(Solver* solver)
|
||||
@ -867,6 +1130,7 @@ void computeFG(Solver* solver)
|
||||
double* v = solver->v;
|
||||
double* f = solver->f;
|
||||
double* g = solver->g;
|
||||
int* s = solver->s;
|
||||
int imaxLocal = solver->imaxLocal;
|
||||
int jmaxLocal = solver->jmaxLocal;
|
||||
double gx = solver->gx;
|
||||
@ -884,6 +1148,7 @@ void computeFG(Solver* solver)
|
||||
|
||||
for (int j = 1; j < jmaxLocal + 1; j++) {
|
||||
for (int i = 1; i < imaxLocal + 1; i++) {
|
||||
if (S(i, j) == NONE) {
|
||||
du2dx = inverseDx * 0.25 *
|
||||
((U(i, j) + U(i + 1, j)) * (U(i, j) + U(i + 1, j)) -
|
||||
(U(i, j) + U(i - 1, j)) * (U(i, j) + U(i - 1, j))) +
|
||||
@ -893,19 +1158,24 @@ void computeFG(Solver* solver)
|
||||
|
||||
duvdy = inverseDy * 0.25 *
|
||||
((V(i, j) + V(i + 1, j)) * (U(i, j) + U(i, j + 1)) -
|
||||
(V(i, j - 1) + V(i + 1, j - 1)) * (U(i, j) + U(i, j - 1))) +
|
||||
(V(i, j - 1) + V(i + 1, j - 1)) *
|
||||
(U(i, j) + U(i, j - 1))) +
|
||||
gamma * inverseDy * 0.25 *
|
||||
(fabs(V(i, j) + V(i + 1, j)) * (U(i, j) - U(i, j + 1)) +
|
||||
fabs(V(i, j - 1) + V(i + 1, j - 1)) *
|
||||
(U(i, j) - U(i, j - 1)));
|
||||
|
||||
du2dx2 = inverseDx * inverseDx * (U(i + 1, j) - 2.0 * U(i, j) + U(i - 1, j));
|
||||
du2dy2 = inverseDy * inverseDy * (U(i, j + 1) - 2.0 * U(i, j) + U(i, j - 1));
|
||||
F(i, j) = U(i, j) + dt * (inverseRe * (du2dx2 + du2dy2) - du2dx - duvdy + gx);
|
||||
du2dx2 = inverseDx * inverseDx *
|
||||
(U(i + 1, j) - 2.0 * U(i, j) + U(i - 1, j));
|
||||
du2dy2 = inverseDy * inverseDy *
|
||||
(U(i, j + 1) - 2.0 * U(i, j) + U(i, j - 1));
|
||||
F(i, j) = U(i, j) +
|
||||
dt * (inverseRe * (du2dx2 + du2dy2) - du2dx - duvdy + gx);
|
||||
|
||||
duvdx = inverseDx * 0.25 *
|
||||
((U(i, j) + U(i, j + 1)) * (V(i, j) + V(i + 1, j)) -
|
||||
(U(i - 1, j) + U(i - 1, j + 1)) * (V(i, j) + V(i - 1, j))) +
|
||||
(U(i - 1, j) + U(i - 1, j + 1)) *
|
||||
(V(i, j) + V(i - 1, j))) +
|
||||
gamma * inverseDx * 0.25 *
|
||||
(fabs(U(i, j) + U(i, j + 1)) * (V(i, j) - V(i + 1, j)) +
|
||||
fabs(U(i - 1, j) + U(i - 1, j + 1)) *
|
||||
@ -918,9 +1188,44 @@ void computeFG(Solver* solver)
|
||||
(fabs(V(i, j) + V(i, j + 1)) * (V(i, j) - V(i, j + 1)) +
|
||||
fabs(V(i, j) + V(i, j - 1)) * (V(i, j) - V(i, j - 1)));
|
||||
|
||||
dv2dx2 = inverseDx * inverseDx * (V(i + 1, j) - 2.0 * V(i, j) + V(i - 1, j));
|
||||
dv2dy2 = inverseDy * inverseDy * (V(i, j + 1) - 2.0 * V(i, j) + V(i, j - 1));
|
||||
G(i, j) = V(i, j) + dt * (inverseRe * (dv2dx2 + dv2dy2) - duvdx - dv2dy + gy);
|
||||
dv2dx2 = inverseDx * inverseDx *
|
||||
(V(i + 1, j) - 2.0 * V(i, j) + V(i - 1, j));
|
||||
dv2dy2 = inverseDy * inverseDy *
|
||||
(V(i, j + 1) - 2.0 * V(i, j) + V(i, j - 1));
|
||||
G(i, j) = V(i, j) +
|
||||
dt * (inverseRe * (dv2dx2 + dv2dy2) - duvdx - dv2dy + gy);
|
||||
} else {
|
||||
switch (S(i, j)) {
|
||||
case TOP:
|
||||
G(i, j) = V(i, j);
|
||||
break;
|
||||
case BOTTOM:
|
||||
G(i, j - 1) = V(i, j - 1);
|
||||
break;
|
||||
case LEFT:
|
||||
F(i - 1, j) = U(i - 1, j);
|
||||
break;
|
||||
case RIGHT:
|
||||
F(i, j) = U(i, j);
|
||||
break;
|
||||
case TOPLEFT:
|
||||
F(i - 1, j) = U(i - 1, j);
|
||||
G(i, j) = V(i, j);
|
||||
break;
|
||||
case TOPRIGHT:
|
||||
F(i, j) = U(i, j);
|
||||
G(i, j) = V(i, j);
|
||||
break;
|
||||
case BOTTOMLEFT:
|
||||
F(i - 1, j) = U(i - 1, j);
|
||||
G(i, j - 1) = V(i, j - 1);
|
||||
break;
|
||||
case BOTTOMRIGHT:
|
||||
F(i, j) = U(i, j);
|
||||
G(i, j - 1) = V(i, j - 1);
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@ -7,11 +7,26 @@
|
||||
#ifndef __SOLVER_H_
|
||||
#define __SOLVER_H_
|
||||
#include "parameter.h"
|
||||
|
||||
#include <mpi.h>
|
||||
|
||||
#define NDIMS 2
|
||||
|
||||
enum OBJECTBOUNDARY {
|
||||
NONE = 0,
|
||||
TOP,
|
||||
BOTTOM,
|
||||
LEFT,
|
||||
RIGHT,
|
||||
TOPLEFT,
|
||||
BOTTOMLEFT,
|
||||
TOPRIGHT,
|
||||
BOTTOMRIGHT,
|
||||
LOCAL
|
||||
};
|
||||
enum BC { NOSLIP = 1, SLIP, OUTFLOW, PERIODIC };
|
||||
/// @brief
|
||||
enum SHAPE { NOSHAPE = 0, RECT, CIRCLE };
|
||||
|
||||
typedef struct {
|
||||
/* geometry and grid information */
|
||||
@ -22,6 +37,8 @@ typedef struct {
|
||||
double *p, *rhs;
|
||||
double *f, *g;
|
||||
double *u, *v;
|
||||
int* s;
|
||||
|
||||
/* parameters */
|
||||
double eps, omega, rho;
|
||||
double re, tau, gamma;
|
||||
@ -38,23 +55,32 @@ typedef struct {
|
||||
MPI_Comm comm;
|
||||
MPI_Datatype bufferTypes[NDIMS * 2];
|
||||
MPI_Aint sdispls[NDIMS * 2], rdispls[NDIMS * 2];
|
||||
|
||||
MPI_Datatype bufferIntTypes[NDIMS * 2];
|
||||
MPI_Aint sdisplsInt[NDIMS * 2], rdisplsInt[NDIMS * 2];
|
||||
int iNeighbours[NDIMS], jNeighbours[NDIMS];
|
||||
int coords[NDIMS], dims[NDIMS];
|
||||
int imaxLocal, jmaxLocal;
|
||||
|
||||
double xLocal, yLocal, xOffset, yOffset, xOffsetEnd, yOffsetEnd;
|
||||
|
||||
} Solver;
|
||||
|
||||
void initSolver(Solver*, Parameter*);
|
||||
void computeRHS(Solver*);
|
||||
int solve(Solver*);
|
||||
int solveRB(Solver*);
|
||||
int solveRBA(Solver*);
|
||||
void computeTimestep(Solver*);
|
||||
void setBoundaryConditions(Solver*);
|
||||
void setSpecialBoundaryCondition(Solver*);
|
||||
void computeFG(Solver*);
|
||||
void adaptUV(Solver*);
|
||||
void collectResult(Solver*);
|
||||
void writeResult(Solver*, double*, double*, double*);
|
||||
void debugExchange(Solver*);
|
||||
void print(Solver*, double*);
|
||||
extern void initSolver(Solver*, Parameter*);
|
||||
extern void computeRHS(Solver*);
|
||||
extern int solve(Solver*);
|
||||
extern int solveRB(Solver*);
|
||||
extern int solveRBA(Solver*);
|
||||
extern void computeTimestep(Solver*);
|
||||
extern void setBoundaryConditions(Solver*);
|
||||
extern void setSpecialBoundaryCondition(Solver*);
|
||||
extern void setObjectBoundaryCondition(Solver*);
|
||||
extern void computeFG(Solver*);
|
||||
extern void adaptUV(Solver*);
|
||||
extern void collectResult(Solver*);
|
||||
extern void writeResult(Solver*, double*, double*, double*);
|
||||
extern void debugExchange(Solver*);
|
||||
extern void print(Solver*, double*);
|
||||
extern void printInt(Solver*, int*);
|
||||
|
||||
#endif
|
||||
|
||||
@ -1,126 +0,0 @@
|
||||
/*
|
||||
* Copyright (C) 2022 NHR@FAU, University Erlangen-Nuremberg.
|
||||
* All rights reserved. This file is part of nusif-solver.
|
||||
* Use of this source code is governed by a MIT style
|
||||
* license that can be found in the LICENSE file.
|
||||
*/
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
#include "vtkWriter.h"
|
||||
|
||||
static float floatSwap(float f)
|
||||
{
|
||||
union {
|
||||
float f;
|
||||
char b[4];
|
||||
} dat1, dat2;
|
||||
|
||||
dat1.f = f;
|
||||
dat2.b[0] = dat1.b[3];
|
||||
dat2.b[1] = dat1.b[2];
|
||||
dat2.b[2] = dat1.b[1];
|
||||
dat2.b[3] = dat1.b[0];
|
||||
return dat2.f;
|
||||
}
|
||||
|
||||
static void writeHeader(VtkOptions* o, int ts)
|
||||
{
|
||||
fprintf(o->fh, "# vtk DataFile Version 3.0\n");
|
||||
fprintf(o->fh, "PAMPI cfd solver particle tracing file\n");
|
||||
if (o->fmt == ASCII) {
|
||||
fprintf(o->fh, "ASCII\n");
|
||||
} else if (o->fmt == BINARY) {
|
||||
fprintf(o->fh, "BINARY\n");
|
||||
}
|
||||
|
||||
fprintf(o->fh, "DATASET UNSTRUCTURED_GRID\n");
|
||||
fprintf(o->fh, "FIELD FieldData 2\n");
|
||||
fprintf(o->fh, "TIME 1 1 double\n");
|
||||
fprintf(o->fh, "%d\n", ts);
|
||||
fprintf(o->fh, "CYCLE 1 1 int\n");
|
||||
fprintf(o->fh, "1\n");
|
||||
}
|
||||
|
||||
void vtkOpen(VtkOptions* o, char* problem, int ts)
|
||||
{
|
||||
o->fh = fopen(problem, "w");
|
||||
|
||||
if (o->fh == NULL) {
|
||||
printf("vtkWriter not initialize! Call vtkOpen first!\n");
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
writeHeader(o, ts);
|
||||
|
||||
printf("Writing VTK output for %s\n", problem);
|
||||
}
|
||||
|
||||
void vtkParticle(VtkOptions* o, char* name)
|
||||
{
|
||||
Particle* particlePool = o->particletracer->particlePool;
|
||||
|
||||
if (o->fh == NULL) {
|
||||
printf("vtkWriter not initialize! Call vtkOpen first!\n");
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
fprintf(o->fh, "POINTS %d float\n", o->overallTotalParticles);
|
||||
|
||||
|
||||
for (int i = 0; i < o->particletracer->size; ++i)
|
||||
{
|
||||
|
||||
double x = particlePool[i].x;
|
||||
double y = particlePool[i].y;
|
||||
fprintf(o->fh, "%.2f %.2f 0.0\n", x, y);
|
||||
}
|
||||
|
||||
fprintf(o->fh, "CELLS %d %d\n", o->particletracer->totalParticles, 2 * o->particletracer->totalParticles);
|
||||
|
||||
|
||||
for (int i = 0; i < o->particletracer->totalParticles; ++i)
|
||||
{
|
||||
fprintf(o->fh, "1 %d\n", i);
|
||||
}
|
||||
|
||||
fprintf(o->fh, "CELL_TYPES %d\n", o->particletracer->totalParticles);
|
||||
|
||||
|
||||
for (int i = 0; i < o->particletracer->totalParticles; ++i)
|
||||
{
|
||||
fprintf(o->fh, "1\n");
|
||||
}
|
||||
|
||||
/*
|
||||
for (int k = 0; k < kmax; k++) {
|
||||
for (int j = 0; j < jmax; j++) {
|
||||
for (int i = 0; i < imax; i++) {
|
||||
if (o->fmt == ASCII) {
|
||||
fprintf(o->fh,
|
||||
"%f %f %f\n",
|
||||
G(vec.u, i, j, k),
|
||||
G(vec.v, i, j, k),
|
||||
G(vec.w, i, j, k));
|
||||
} else if (o->fmt == BINARY) {
|
||||
fwrite((float[3]) { floatSwap(G(vec.u, i, j, k)),
|
||||
floatSwap(G(vec.v, i, j, k)),
|
||||
floatSwap(G(vec.w, i, j, k)) },
|
||||
sizeof(float),
|
||||
3,
|
||||
o->fh);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
if (o->fmt == BINARY) fprintf(o->fh, "\n");
|
||||
|
||||
*/
|
||||
}
|
||||
|
||||
void vtkClose(VtkOptions* o)
|
||||
{
|
||||
fclose(o->fh);
|
||||
o->fh = NULL;
|
||||
}
|
||||
@ -1,26 +0,0 @@
|
||||
/*
|
||||
* Copyright (C) 2022 NHR@FAU, University Erlangen-Nuremberg.
|
||||
* All rights reserved. This file is part of nusif-solver.
|
||||
* Use of this source code is governed by a MIT style
|
||||
* license that can be found in the LICENSE file.
|
||||
*/
|
||||
#ifndef __VTKWRITER_H_
|
||||
#define __VTKWRITER_H_
|
||||
#include <stdio.h>
|
||||
|
||||
#include "particletracing.h"
|
||||
#include "solver.h"
|
||||
|
||||
typedef enum VtkFormat { ASCII = 0, BINARY } VtkFormat;
|
||||
|
||||
typedef struct VtkOptions {
|
||||
VtkFormat fmt;
|
||||
FILE* fh;
|
||||
int overallTotalParticles;
|
||||
ParticleTracer* particletracer;
|
||||
} VtkOptions;
|
||||
|
||||
extern void vtkOpen(VtkOptions* opts, char* filename, int ts);
|
||||
extern void vtkParticle(VtkOptions* opts, char* name);
|
||||
extern void vtkClose(VtkOptions* opts);
|
||||
#endif // __VTKWRITER_H_
|
||||
@ -1,5 +1,8 @@
|
||||
set terminal png size 1800,768 enhanced font ,12
|
||||
set terminal png size 3600,768 enhanced font ,28
|
||||
set output 'velocity.png'
|
||||
set xrange[0:7]
|
||||
set yrange[0:1.5]
|
||||
set size ratio -1
|
||||
set datafile separator whitespace
|
||||
|
||||
plot 'velocity.dat' using 1:2:3:4:5 with vectors filled head size 0.01,20,60 lc palette
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
Binary file not shown.
|
Before Width: | Height: | Size: 169 KiB After Width: | Height: | Size: 188 KiB |
@ -3,7 +3,8 @@ set term gif animate delay 50
|
||||
set output "trace.gif"
|
||||
set xrange [0:30]
|
||||
set yrange [0:4]
|
||||
do for [ts=0:200] {
|
||||
|
||||
do for [ts=0:120] {
|
||||
plot "particles_".ts.".dat" with points pointtype 7
|
||||
}
|
||||
unset output
|
||||
|
||||
12
BasicSolver/2D-mpi-v3/vis_files/backstep_animate.plot
Normal file
12
BasicSolver/2D-mpi-v3/vis_files/backstep_animate.plot
Normal file
@ -0,0 +1,12 @@
|
||||
unset border; unset tics; unset key;
|
||||
set term gif animate delay 10
|
||||
set output "trace.gif"
|
||||
set xrange [0:7]
|
||||
set yrange [0:1.5]
|
||||
set object 1 rect from 0.0,0.0 to 1.0,0.5 lw 2
|
||||
|
||||
|
||||
do for [ts=0:300] {
|
||||
plot "particles_".ts.".dat" with points pointtype 7
|
||||
}
|
||||
unset output
|
||||
13
BasicSolver/2D-mpi-v3/vis_files/karman_animate.plot
Normal file
13
BasicSolver/2D-mpi-v3/vis_files/karman_animate.plot
Normal file
@ -0,0 +1,13 @@
|
||||
unset border; unset tics; unset key;
|
||||
set term gif animate delay 10
|
||||
set output "trace.gif"
|
||||
set xrange [0:30]
|
||||
set yrange [0:8]
|
||||
set size ratio -1
|
||||
set object 1 circle front at 5.0,4.0 size 1.0 fillcolor rgb "black" lw 2
|
||||
|
||||
|
||||
do for [ts=0:500] {
|
||||
plot "particles_".ts.".dat" with points pointtype 7 pointsize 0.3
|
||||
}
|
||||
unset output
|
||||
Binary file not shown.
|
Before Width: | Height: | Size: 246 KiB After Width: | Height: | Size: 751 KiB |
@ -1,530 +1,423 @@
|
||||
0.07 0.04 -nan
|
||||
0.22 0.04 -nan
|
||||
0.38 0.04 -nan
|
||||
0.53 0.04 -nan
|
||||
0.67 0.04 -nan
|
||||
0.82 0.04 -nan
|
||||
0.97 0.04 -nan
|
||||
1.12 0.04 -nan
|
||||
1.27 0.04 -nan
|
||||
1.43 0.04 -nan
|
||||
1.57 0.04 -nan
|
||||
1.72 0.04 -nan
|
||||
1.88 0.04 -nan
|
||||
2.02 0.04 -nan
|
||||
2.17 0.04 -nan
|
||||
2.32 0.04 -nan
|
||||
2.48 0.04 -nan
|
||||
2.62 0.04 -nan
|
||||
2.77 0.04 -nan
|
||||
2.92 0.04 -nan
|
||||
3.07 0.04 -nan
|
||||
3.23 0.04 -nan
|
||||
3.38 0.04 -nan
|
||||
3.52 0.04 -nan
|
||||
3.67 0.04 -nan
|
||||
3.82 0.04 -nan
|
||||
3.97 0.04 -nan
|
||||
4.12 0.04 -nan
|
||||
4.27 0.04 -nan
|
||||
4.42 0.04 -nan
|
||||
4.58 0.04 -nan
|
||||
4.72 0.04 -nan
|
||||
4.88 0.04 -nan
|
||||
5.02 0.04 -nan
|
||||
5.17 0.04 -nan
|
||||
5.33 0.04 -nan
|
||||
5.47 0.04 -nan
|
||||
5.62 0.04 -nan
|
||||
5.77 0.04 -nan
|
||||
5.92 0.04 -nan
|
||||
6.08 0.04 -nan
|
||||
6.22 0.04 -nan
|
||||
6.38 0.04 -nan
|
||||
6.52 0.04 -nan
|
||||
6.67 0.04 -nan
|
||||
6.83 0.04 -nan
|
||||
6.97 0.04 -nan
|
||||
7.12 0.04 -nan
|
||||
7.27 0.04 -nan
|
||||
7.42 0.04 -nan
|
||||
7.57 0.04 -nan
|
||||
7.72 0.04 -nan
|
||||
7.88 0.04 -nan
|
||||
8.03 0.04 -nan
|
||||
8.17 0.04 -nan
|
||||
8.32 0.04 -nan
|
||||
8.47 0.04 -nan
|
||||
8.62 0.04 -nan
|
||||
8.78 0.04 -nan
|
||||
8.92 0.04 -nan
|
||||
9.07 0.04 -nan
|
||||
9.22 0.04 -nan
|
||||
9.38 0.04 -nan
|
||||
9.53 0.04 -nan
|
||||
9.67 0.04 -nan
|
||||
9.82 0.04 -nan
|
||||
9.97 0.04 -nan
|
||||
10.12 0.04 -nan
|
||||
10.28 0.04 -nan
|
||||
10.42 0.04 -nan
|
||||
10.57 0.04 -nan
|
||||
10.72 0.04 -nan
|
||||
10.88 0.04 -nan
|
||||
11.03 0.04 -nan
|
||||
11.17 0.04 -nan
|
||||
11.32 0.04 -nan
|
||||
11.47 0.04 -nan
|
||||
11.62 0.04 -nan
|
||||
11.78 0.04 -nan
|
||||
11.92 0.04 -nan
|
||||
12.07 0.04 -nan
|
||||
12.22 0.04 -nan
|
||||
12.38 0.04 -nan
|
||||
12.53 0.04 -nan
|
||||
12.67 0.04 -nan
|
||||
12.82 0.04 -nan
|
||||
12.97 0.04 -nan
|
||||
13.12 0.04 -nan
|
||||
13.28 0.04 -nan
|
||||
13.42 0.04 -nan
|
||||
13.57 0.04 -nan
|
||||
13.72 0.04 -nan
|
||||
13.88 0.04 -nan
|
||||
14.03 0.04 -nan
|
||||
14.17 0.04 -nan
|
||||
14.32 0.04 -nan
|
||||
14.47 0.04 -nan
|
||||
14.62 0.04 -nan
|
||||
14.77 0.04 -nan
|
||||
14.92 0.04 nan
|
||||
15.07 0.04 -nan
|
||||
15.22 0.04 -nan
|
||||
15.38 0.04 -nan
|
||||
15.52 0.04 -nan
|
||||
15.67 0.04 -nan
|
||||
15.82 0.04 -nan
|
||||
15.97 0.04 -nan
|
||||
16.12 0.04 -nan
|
||||
16.27 0.04 -nan
|
||||
16.43 0.04 -nan
|
||||
16.57 0.04 -nan
|
||||
16.72 0.04 -nan
|
||||
16.88 0.04 -nan
|
||||
17.02 0.04 -nan
|
||||
17.18 0.04 -nan
|
||||
17.32 0.04 -nan
|
||||
17.47 0.04 -nan
|
||||
17.62 0.04 -nan
|
||||
17.77 0.04 -nan
|
||||
17.93 0.04 -nan
|
||||
18.07 0.04 -nan
|
||||
18.22 0.04 -nan
|
||||
18.38 0.04 -nan
|
||||
18.52 0.04 -nan
|
||||
18.68 0.04 -nan
|
||||
18.82 0.04 -nan
|
||||
18.97 0.04 -nan
|
||||
19.12 0.04 -nan
|
||||
19.27 0.04 -nan
|
||||
19.43 0.04 -nan
|
||||
19.57 0.04 -nan
|
||||
19.72 0.04 -nan
|
||||
19.88 0.04 -nan
|
||||
20.02 0.04 -nan
|
||||
20.18 0.04 -nan
|
||||
20.32 0.04 -nan
|
||||
20.47 0.04 -nan
|
||||
20.62 0.04 -nan
|
||||
20.77 0.04 -nan
|
||||
20.93 0.04 -nan
|
||||
21.07 0.04 -nan
|
||||
21.22 0.04 -nan
|
||||
21.38 0.04 -nan
|
||||
21.52 0.04 -nan
|
||||
21.68 0.04 -nan
|
||||
21.82 0.04 -nan
|
||||
21.97 0.04 -nan
|
||||
22.12 0.04 -nan
|
||||
22.27 0.04 -nan
|
||||
22.43 0.04 -nan
|
||||
22.57 0.04 -nan
|
||||
22.72 0.04 -nan
|
||||
22.88 0.04 -nan
|
||||
23.02 0.04 -nan
|
||||
23.18 0.04 -nan
|
||||
23.32 0.04 -nan
|
||||
23.47 0.04 -nan
|
||||
23.62 0.04 -nan
|
||||
23.77 0.04 -nan
|
||||
23.93 0.04 -nan
|
||||
24.07 0.04 -nan
|
||||
24.22 0.04 -nan
|
||||
24.38 0.04 -nan
|
||||
24.52 0.04 -nan
|
||||
24.68 0.04 -nan
|
||||
24.82 0.04 -nan
|
||||
24.97 0.04 -nan
|
||||
25.12 0.04 -nan
|
||||
25.27 0.04 -nan
|
||||
25.43 0.04 -nan
|
||||
25.57 0.04 -nan
|
||||
25.72 0.04 -nan
|
||||
25.88 0.04 -nan
|
||||
26.02 0.04 -nan
|
||||
26.18 0.04 -nan
|
||||
26.32 0.04 -nan
|
||||
26.47 0.04 -nan
|
||||
26.62 0.04 -nan
|
||||
26.77 0.04 -nan
|
||||
26.93 0.04 -nan
|
||||
27.07 0.04 -nan
|
||||
27.22 0.04 -nan
|
||||
27.38 0.04 -nan
|
||||
27.52 0.04 -nan
|
||||
27.68 0.04 -nan
|
||||
27.82 0.04 -nan
|
||||
27.97 0.04 -nan
|
||||
28.12 0.04 -nan
|
||||
28.27 0.04 -nan
|
||||
28.43 0.04 -nan
|
||||
28.57 0.04 -nan
|
||||
28.72 0.04 -nan
|
||||
28.88 0.04 -nan
|
||||
29.02 0.04 -nan
|
||||
29.17 0.04 -nan
|
||||
29.32 0.04 -nan
|
||||
29.47 0.04 -nan
|
||||
29.62 0.04 -nan
|
||||
29.77 0.04 -nan
|
||||
0.07 0.04 0.000000
|
||||
0.22 0.04 0.000000
|
||||
0.38 0.04 0.000000
|
||||
0.53 0.04 0.000000
|
||||
0.67 0.04 0.000000
|
||||
0.82 0.04 0.000000
|
||||
0.97 0.04 0.000000
|
||||
1.12 0.04 0.000000
|
||||
1.27 0.04 0.000000
|
||||
1.43 0.04 0.000000
|
||||
1.57 0.04 0.000000
|
||||
1.72 0.04 0.000000
|
||||
1.88 0.04 0.000000
|
||||
2.02 0.04 0.000000
|
||||
2.17 0.04 0.000000
|
||||
2.32 0.04 0.000000
|
||||
2.48 0.04 0.000000
|
||||
2.62 0.04 0.000000
|
||||
2.77 0.04 0.000000
|
||||
2.92 0.04 0.000000
|
||||
3.07 0.04 0.000000
|
||||
3.23 0.04 0.000000
|
||||
3.38 0.04 0.000000
|
||||
3.52 0.04 0.000000
|
||||
3.67 0.04 0.000000
|
||||
3.82 0.04 0.000000
|
||||
3.97 0.04 0.000000
|
||||
4.12 0.04 0.000000
|
||||
4.27 0.04 0.000000
|
||||
4.42 0.04 0.000000
|
||||
4.58 0.04 0.000000
|
||||
4.72 0.04 0.000000
|
||||
4.88 0.04 0.000000
|
||||
5.02 0.04 0.000000
|
||||
5.17 0.04 0.000000
|
||||
5.33 0.04 0.000000
|
||||
5.47 0.04 0.000000
|
||||
5.62 0.04 0.000000
|
||||
5.77 0.04 0.000000
|
||||
5.92 0.04 0.000000
|
||||
6.08 0.04 0.000000
|
||||
6.22 0.04 0.000000
|
||||
6.38 0.04 0.000000
|
||||
6.52 0.04 0.000000
|
||||
6.67 0.04 0.000000
|
||||
6.83 0.04 0.000000
|
||||
6.97 0.04 0.000000
|
||||
7.12 0.04 0.000000
|
||||
7.27 0.04 0.000000
|
||||
7.42 0.04 0.000000
|
||||
7.57 0.04 0.000000
|
||||
7.72 0.04 0.000000
|
||||
7.88 0.04 0.000000
|
||||
8.03 0.04 0.000000
|
||||
8.17 0.04 0.000000
|
||||
8.32 0.04 0.000000
|
||||
8.47 0.04 0.000000
|
||||
8.62 0.04 0.000000
|
||||
8.78 0.04 0.000000
|
||||
8.92 0.04 0.000000
|
||||
9.07 0.04 0.000000
|
||||
9.22 0.04 0.000000
|
||||
9.38 0.04 0.000000
|
||||
9.53 0.04 0.000000
|
||||
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||||
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|
||||
19.72 0.12 0.000000
|
||||
19.88 0.12 0.000000
|
||||
20.02 0.12 0.000000
|
||||
20.18 0.12 0.000000
|
||||
20.32 0.12 0.000000
|
||||
20.47 0.12 0.000000
|
||||
20.62 0.12 0.000000
|
||||
20.77 0.12 0.000000
|
||||
20.93 0.12 0.000000
|
||||
21.07 0.12 0.000000
|
||||
21.22 0.12 0.000000
|
||||
21.38 0.12 0.000000
|
||||
21.52 0.12 0.000000
|
||||
21.68 0.12 0.000000
|
||||
21.82 0.12 0.000000
|
||||
21.97 0.12 0.000000
|
||||
22.12 0.12 0.000000
|
||||
22.27 0.12 0.000000
|
||||
22.43 0.12 0.000000
|
||||
22.57 0.12 0.000000
|
||||
22.72 0.12 0.000000
|
||||
22.88 0.12 0.000000
|
||||
23.02 0.12 0.000000
|
||||
23.18 0.12 0.000000
|
||||
23.32 0.12 0.000000
|
||||
23.47 0.12 0.000000
|
||||
23.62 0.12 0.000000
|
||||
23.77 0.12 0.000000
|
||||
23.93 0.12 0.000000
|
||||
24.07 0.12 0.000000
|
||||
24.22 0.12 0.000000
|
||||
24.38 0.12 0.000000
|
||||
24.52 0.12 0.000000
|
||||
24.68 0.12 0.000000
|
||||
24.82 0.12 0.000000
|
||||
24.97 0.12 0.000000
|
||||
25.12 0.12 0.000000
|
||||
25.27 0.12 0.000000
|
||||
25.43 0.12 0.000000
|
||||
25.57 0.12 0.000000
|
||||
25.72 0.12 0.000000
|
||||
25.88 0.12 0.000000
|
||||
26.02 0.12 0.000000
|
||||
26.18 0.12 0.000000
|
||||
26.32 0.12 0.000000
|
||||
26.47 0.12 0.000000
|
||||
26.62 0.12 0.000000
|
||||
26.77 0.12 0.000000
|
||||
26.93 0.12 0.000000
|
||||
27.07 0.12 0.000000
|
||||
27.22 0.12 0.000000
|
||||
27.38 0.12 0.000000
|
||||
27.52 0.12 0.000000
|
||||
27.68 0.12 0.000000
|
||||
27.82 0.12 0.000000
|
||||
27.97 0.12 0.000000
|
||||
28.12 0.12 0.000000
|
||||
28.27 0.12 0.000000
|
||||
28.43 0.12 0.000000
|
||||
28.57 0.12 0.000000
|
||||
28.72 0.12 0.000000
|
||||
28.88 0.12 0.000000
|
||||
29.02 0.12 0.000000
|
||||
29.17 0.12 0.000000
|
||||
29.32 0.12 0.000000
|
||||
29.47 0.12 0.000000
|
||||
29.62 0.12 0.000000
|
||||
29.77 0.12 0.000000
|
||||
|
||||
0.07 0.20 -nan
|
||||
0.22 0.20 -nan
|
||||
0.38 0.20 -nan
|
||||
0.53 0.20 -nan
|
||||
0.67 0.20 -nan
|
||||
0.82 0.20 -nan
|
||||
0.97 0.20 -nan
|
||||
1.12 0.20 -nan
|
||||
1.27 0.20 -nan
|
||||
1.43 0.20 -nan
|
||||
1.57 0.20 -nan
|
||||
1.72 0.20 -nan
|
||||
1.88 0.20 -nan
|
||||
2.02 0.20 -nan
|
||||
2.17 0.20 -nan
|
||||
2.32 0.20 -nan
|
||||
2.48 0.20 -nan
|
||||
2.62 0.20 -nan
|
||||
2.77 0.20 -nan
|
||||
2.92 0.20 -nan
|
||||
3.07 0.20 -nan
|
||||
3.23 0.20 -nan
|
||||
3.38 0.20 -nan
|
||||
3.52 0.20 -nan
|
||||
3.67 0.20 -nan
|
||||
3.82 0.20 -nan
|
||||
3.97 0.20 -nan
|
||||
4.12 0.20 -nan
|
||||
4.27 0.20 -nan
|
||||
4.42 0.20 -nan
|
||||
4.58 0.20 -nan
|
||||
4.72 0.20 -nan
|
||||
4.88 0.20 -nan
|
||||
5.02 0.20 -nan
|
||||
5.17 0.20 -nan
|
||||
5.33 0.20 -nan
|
||||
5.47 0.20 -nan
|
||||
5.62 0.20 -nan
|
||||
5.77 0.20 -nan
|
||||
5.92 0.20 -nan
|
||||
6.08 0.20 -nan
|
||||
6.22 0.20 -nan
|
||||
6.38 0.20 -nan
|
||||
6.52 0.20 -nan
|
||||
6.67 0.20 -nan
|
||||
6.83 0.20 -nan
|
||||
6.97 0.20 -nan
|
||||
7.12 0.20 -nan
|
||||
7.27 0.20 -nan
|
||||
7.42 0.20 -nan
|
||||
7.57 0.20 -nan
|
||||
7.72 0.20 -nan
|
||||
7.88 0.20 -nan
|
||||
8.03 0.20 -nan
|
||||
8.17 0.20 -nan
|
||||
8.32 0.20 -nan
|
||||
8.47 0.20 -nan
|
||||
8.62 0.20 -nan
|
||||
8.78 0.20 -nan
|
||||
8.92 0.20 -nan
|
||||
9.07 0.20 -nan
|
||||
9.22 0.20 -nan
|
||||
9.38 0.20 -nan
|
||||
9.53 0.20 -nan
|
||||
9.67 0.20 -nan
|
||||
9.82 0.20 -nan
|
||||
9.97 0.20 -nan
|
||||
10.12 0.20 -nan
|
||||
10.28 0.20 -nan
|
||||
10.42 0.20 -nan
|
||||
10.57 0.20 -nan
|
||||
10.72 0.20 -nan
|
||||
10.88 0.20 -nan
|
||||
11.03 0.20 -nan
|
||||
11.17 0.20 -nan
|
||||
11.32 0.20 -nan
|
||||
11.47 0.20 -nan
|
||||
11.62 0.20 -nan
|
||||
11.78 0.20 -nan
|
||||
11.92 0.20 -nan
|
||||
12.07 0.20 -nan
|
||||
12.22 0.20 -nan
|
||||
12.38 0.20 -nan
|
||||
12.53 0.20 -nan
|
||||
12.67 0.20 -nan
|
||||
12.82 0.20 -nan
|
||||
12.97 0.20 -nan
|
||||
13.12 0.20 -nan
|
||||
13.28 0.20 -nan
|
||||
13.42 0.20 -nan
|
||||
13.57 0.20 -nan
|
||||
13.72 0.20 -nan
|
||||
13.88 0.20 -nan
|
||||
14.03 0.20 -nan
|
||||
14.17 0.20 -nan
|
||||
14.32 0.20 -nan
|
||||
14.47 0.20 -nan
|
||||
14.62 0.20 -nan
|
||||
14.77 0.20 -nan
|
||||
14.92 0.20 nan
|
||||
15.07 0.20 -nan
|
||||
15.22 0.20 -nan
|
||||
15.38 0.20 -nan
|
||||
15.52 0.20 -nan
|
||||
15.67 0.20 -nan
|
||||
15.82 0.20 -nan
|
||||
15.97 0.20 -nan
|
||||
16.12 0.20 -nan
|
||||
16.27 0.20 -nan
|
||||
16.43 0.20 -nan
|
||||
16.57 0.20 -nan
|
||||
16.72 0.20 -nan
|
||||
16.88 0.20 -nan
|
||||
17.02 0.20 -nan
|
||||
17.18 0.20 -nan
|
||||
17.32 0.20 -nan
|
||||
17.47 0.20 -nan
|
||||
17.62 0.20 -nan
|
||||
17.77 0.20 -nan
|
||||
17.93 0.20 -nan
|
||||
18.07 0.20 -nan
|
||||
18.22 0.20 -nan
|
||||
18.38 0.20 -nan
|
||||
18.52 0.20 -nan
|
||||
18.68 0.20 -nan
|
||||
18.82 0.20 -nan
|
||||
18.97 0.202 0.20 0.000000
|
||||
0.07 0.20 0.000000
|
||||
0.22 0.20 0.000000
|
||||
0.38 0.20 0.000000
|
||||
0.53 0.20 0.000000
|
||||
0.67 0.20 0.000000
|
||||
0.82 0.20 0.000000
|
||||
0.97 0.20 0.000000
|
||||
1.12 0.20 0.000000
|
||||
1.27 0.20 0.000000
|
||||
1.43 0.20 0.000000
|
||||
1.57 0.20 0.000000
|
||||
1.72 0.20 0.000000
|
||||
1.88 0.20 0.000000
|
||||
2.02 0.20 0.000000
|
||||
2.17 0.20 0.000000
|
||||
2.32 0.20 0.000000
|
||||
2.48 0.20 0.000000
|
||||
2.62 0.20 0.000000
|
||||
2.77 0.20 0.000000
|
||||
2.92 0.20 0.000000
|
||||
3.07 0.20 0.000000
|
||||
3.23 0.20 0.000000
|
||||
3.38 0.20 0.000000
|
||||
|
||||
@ -39,7 +39,7 @@ $(BUILD_DIR)/%.s: %.c
|
||||
|
||||
.PHONY: clean distclean tags info asm format
|
||||
|
||||
clean: viz
|
||||
clean: vis
|
||||
$(info ===> CLEAN)
|
||||
@rm -rf $(BUILD_DIR)
|
||||
@rm -f tags
|
||||
@ -48,7 +48,7 @@ distclean: clean
|
||||
$(info ===> DIST CLEAN)
|
||||
@rm -f $(TARGET)
|
||||
|
||||
viz:
|
||||
vis:
|
||||
$(info ===> REMOVING VIZUALISATION FILES)
|
||||
@rm -f vtk_files/particle*.vtk
|
||||
@rm -f vis_files/particle*.dat
|
||||
|
||||
@ -15,7 +15,7 @@ bcRight 3 #
|
||||
gx 0.0 # Body forces (e.g. gravity)
|
||||
gy 0.0 #
|
||||
|
||||
re 16500.0 # Reynolds number
|
||||
re 36500.0 # Reynolds number
|
||||
|
||||
u_init 1.0 # initial value for velocity in x-direction
|
||||
v_init 0.0 # initial value for velocity in y-direction
|
||||
@ -48,10 +48,10 @@ gamma 0.9 # upwind differencing factor gamma
|
||||
# Particle Tracing Data:
|
||||
# -----------------------
|
||||
|
||||
numberOfParticles 60
|
||||
startTime 100.0
|
||||
injectTimePeriod 0.5
|
||||
writeTimePeriod 0.2
|
||||
numberOfParticles 200
|
||||
startTime 0
|
||||
injectTimePeriod 1.0
|
||||
writeTimePeriod 0.5
|
||||
|
||||
x1 0.0
|
||||
y1 0.5
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
@ -25,8 +25,7 @@
|
||||
|
||||
static double distance(double i, double j, double iCenter, double jCenter)
|
||||
{
|
||||
return sqrt(pow(iCenter - i, 2)
|
||||
+ pow(jCenter - j, 2) * 1.0);
|
||||
return sqrt(pow(iCenter - i, 2) + pow(jCenter - j, 2) * 1.0);
|
||||
}
|
||||
|
||||
void print(Solver* solver, double* grid)
|
||||
@ -106,7 +105,6 @@ void initSolver(Solver* solver, Parameter* params)
|
||||
solver->gamma = params->gamma;
|
||||
solver->rho = params->rho;
|
||||
|
||||
|
||||
int imax = solver->imax;
|
||||
int jmax = solver->jmax;
|
||||
size_t size = (imax + 2) * (jmax + 2) * sizeof(double);
|
||||
@ -134,27 +132,23 @@ void initSolver(Solver* solver, Parameter* params)
|
||||
solver->dtBound = 0.5 * solver->re * 1.0 / invSqrSum;
|
||||
|
||||
double xCenter = 0, yCenter = 0, radius = 0;
|
||||
double x1=0, x2=0, y1=0, y2=0;
|
||||
double x1 = 0, x2 = 0, y1 = 0, y2 = 0;
|
||||
|
||||
int* s = solver->s;
|
||||
|
||||
|
||||
switch(params->shape)
|
||||
{
|
||||
switch (params->shape) {
|
||||
case NOSHAPE:
|
||||
break;
|
||||
case RECT:
|
||||
x1 = params->xCenter - params->xRectLength/2;
|
||||
x2 = params->xCenter + params->xRectLength/2;
|
||||
y1 = params->yCenter - params->yRectLength/2;
|
||||
y2 = params->yCenter + params->yRectLength/2;
|
||||
x1 = params->xCenter - params->xRectLength / 2;
|
||||
x2 = params->xCenter + params->xRectLength / 2;
|
||||
y1 = params->yCenter - params->yRectLength / 2;
|
||||
y2 = params->yCenter + params->yRectLength / 2;
|
||||
|
||||
for (int j = 1; j < jmax + 1; j++)
|
||||
{
|
||||
for (int i = 1; i < imax + 1; i++)
|
||||
{
|
||||
if((x1 <= (i*dx)) && ((i*dx) <= x2) && (y1 <= (j*dy)) && ((j*dy) <= y2))
|
||||
{
|
||||
for (int j = 1; j < jmax + 1; j++) {
|
||||
for (int i = 1; i < imax + 1; i++) {
|
||||
if ((x1 <= (i * dx)) && ((i * dx) <= x2) && (y1 <= (j * dy)) &&
|
||||
((j * dy) <= y2)) {
|
||||
S(i, j) = LOCAL;
|
||||
}
|
||||
}
|
||||
@ -166,12 +160,9 @@ void initSolver(Solver* solver, Parameter* params)
|
||||
yCenter = params->yCenter;
|
||||
radius = params->circleRadius;
|
||||
|
||||
for (int j = 1; j < jmax + 1; j++)
|
||||
{
|
||||
for (int i = 1; i < imax + 1; i++)
|
||||
{
|
||||
if(distance((i*dx), (j*dy), xCenter, yCenter) <= radius)
|
||||
{
|
||||
for (int j = 1; j < jmax + 1; j++) {
|
||||
for (int i = 1; i < imax + 1; i++) {
|
||||
if (distance((i * dx), (j * dy), xCenter, yCenter) <= radius) {
|
||||
S(i, j) = LOCAL;
|
||||
}
|
||||
}
|
||||
@ -182,27 +173,45 @@ void initSolver(Solver* solver, Parameter* params)
|
||||
break;
|
||||
}
|
||||
|
||||
for (int j = 1; j < jmax + 1; j++)
|
||||
{
|
||||
for (int i = 1; i < imax + 1; i++)
|
||||
{
|
||||
// if( S(i+1,j+1) == NONE && S(i+1,j) == NONE && S(i,j+1) == NONE && S(i-1,j-1) == LOCAL && S(i,j) == LOCAL ) S(i,j) = BOTTOMRIGHT;
|
||||
// else if( S(i-1,j+1) == NONE && S(i-1,j) == NONE && S(i,j+1) == NONE && S(i+1,j-1) == LOCAL && S(i,j) == LOCAL ) S(i,j) = BOTTOMLEFT;
|
||||
// else if( S(i+1,j-1) == NONE && S(i,j-1) == NONE && S(i+1,j) == NONE && S(i-1,j+1) == LOCAL && S(i,j) == LOCAL ) S(i,j) = TOPRIGHT;
|
||||
// else if( S(i-1,j-1) == NONE && S(i,j-1) == NONE && S(i-1,j) == NONE && S(i+1,j+1) == LOCAL && S(i,j) == LOCAL ) S(i,j) = TOPLEFT;
|
||||
// else if( S(i+1,j) == NONE && S(i-1,j) == LOCAL && S(i,j) == LOCAL ) S(i,j) = RIGHT;
|
||||
// else if( S(i,j+1) == NONE && S(i,j-1) == LOCAL && S(i,j) == LOCAL ) S(i,j) = BOTTOM;
|
||||
// else if( S(i-1,j) == NONE && S(i+1,j) == LOCAL && S(i,j) == LOCAL ) S(i,j) = LEFT;
|
||||
// else if( S(i,j-1) == NONE && S(i,j+1) == LOCAL && S(i,j) == LOCAL ) S(i,j) = TOP;
|
||||
for (int j = 1; j < jmax + 1; j++) {
|
||||
for (int i = 1; i < imax + 1; i++) {
|
||||
// if( S(i+1,j+1) == NONE && S(i+1,j) == NONE && S(i,j+1) == NONE &&
|
||||
// S(i-1,j-1) == LOCAL && S(i,j) == LOCAL ) S(i,j) = BOTTOMRIGHT; else if(
|
||||
// S(i-1,j+1) == NONE && S(i-1,j) == NONE && S(i,j+1) == NONE && S(i+1,j-1) ==
|
||||
// LOCAL && S(i,j) == LOCAL ) S(i,j) = BOTTOMLEFT; else if( S(i+1,j-1) == NONE
|
||||
// && S(i,j-1) == NONE && S(i+1,j) == NONE && S(i-1,j+1) == LOCAL && S(i,j) ==
|
||||
// LOCAL ) S(i,j) = TOPRIGHT; else if( S(i-1,j-1) == NONE && S(i,j-1) == NONE
|
||||
// && S(i-1,j) == NONE && S(i+1,j+1) == LOCAL && S(i,j) == LOCAL ) S(i,j) =
|
||||
// TOPLEFT; else if( S(i+1,j) == NONE && S(i-1,j) == LOCAL && S(i,j) == LOCAL
|
||||
// ) S(i,j) = RIGHT; else if( S(i,j+1) == NONE && S(i,j-1) == LOCAL && S(i,j)
|
||||
// == LOCAL ) S(i,j) = BOTTOM; else if( S(i-1,j) == NONE && S(i+1,j) == LOCAL
|
||||
// && S(i,j) == LOCAL ) S(i,j) = LEFT; else if( S(i,j-1) == NONE && S(i,j+1)
|
||||
// == LOCAL && S(i,j) == LOCAL ) S(i,j) = TOP;
|
||||
|
||||
if( S(i,j-1) == NONE && S(i,j+1) == LOCAL && S(i,j) == LOCAL ) S(i,j) = BOTTOM; //TOP
|
||||
if( S(i-1,j) == NONE && S(i+1,j) == LOCAL && S(i,j) == LOCAL ) S(i,j) = LEFT; //LEFT
|
||||
if( S(i+1,j) == NONE && S(i-1,j) == LOCAL && S(i,j) == LOCAL ) S(i,j) = RIGHT; //RIGHT
|
||||
if( S(i,j+1) == NONE && S(i,j-1) == LOCAL && S(i,j) == LOCAL ) S(i,j) = TOP; //BOTTOM
|
||||
if( S(i-1,j-1) == NONE && S(i,j-1) == NONE && S(i-1,j) == NONE && S(i+1,j+1) == LOCAL && (S(i,j) == LOCAL || S(i,j) == LEFT || S(i,j) == BOTTOM ) ) S(i,j) = BOTTOMLEFT; //TOPLEFT
|
||||
if( S(i+1,j-1) == NONE && S(i,j-1) == NONE && S(i+1,j) == NONE && S(i-1,j+1) == LOCAL && (S(i,j) == LOCAL || S(i,j) == RIGHT || S(i,j) == BOTTOM ) ) S(i,j) = BOTTOMRIGHT; //TOPRIGHT
|
||||
if( S(i-1,j+1) == NONE && S(i-1,j) == NONE && S(i,j+1) == NONE && S(i+1,j-1) == LOCAL && (S(i,j) == LOCAL || S(i,j) == LEFT || S(i,j) == TOP )) S(i,j) = TOPLEFT; //BOTTOMLEFT
|
||||
if( S(i+1,j+1) == NONE && S(i+1,j) == NONE && S(i,j+1) == NONE && S(i-1,j-1) == LOCAL && (S(i,j) == LOCAL || S(i,j) == RIGHT || S(i,j) == TOP ) ) S(i,j) = TOPRIGHT; //BOTTOMRIGHT
|
||||
if (S(i, j - 1) == NONE && S(i, j + 1) == LOCAL && S(i, j) == LOCAL)
|
||||
S(i, j) = BOTTOM; // TOP
|
||||
if (S(i - 1, j) == NONE && S(i + 1, j) == LOCAL && S(i, j) == LOCAL)
|
||||
S(i, j) = LEFT; // LEFT
|
||||
if (S(i + 1, j) == NONE && S(i - 1, j) == LOCAL && S(i, j) == LOCAL)
|
||||
S(i, j) = RIGHT; // RIGHT
|
||||
if (S(i, j + 1) == NONE && S(i, j - 1) == LOCAL && S(i, j) == LOCAL)
|
||||
S(i, j) = TOP; // BOTTOM
|
||||
if (S(i - 1, j - 1) == NONE && S(i, j - 1) == NONE && S(i - 1, j) == NONE &&
|
||||
S(i + 1, j + 1) == LOCAL &&
|
||||
(S(i, j) == LOCAL || S(i, j) == LEFT || S(i, j) == BOTTOM))
|
||||
S(i, j) = BOTTOMLEFT; // TOPLEFT
|
||||
if (S(i + 1, j - 1) == NONE && S(i, j - 1) == NONE && S(i + 1, j) == NONE &&
|
||||
S(i - 1, j + 1) == LOCAL &&
|
||||
(S(i, j) == LOCAL || S(i, j) == RIGHT || S(i, j) == BOTTOM))
|
||||
S(i, j) = BOTTOMRIGHT; // TOPRIGHT
|
||||
if (S(i - 1, j + 1) == NONE && S(i - 1, j) == NONE && S(i, j + 1) == NONE &&
|
||||
S(i + 1, j - 1) == LOCAL &&
|
||||
(S(i, j) == LOCAL || S(i, j) == LEFT || S(i, j) == TOP))
|
||||
S(i, j) = TOPLEFT; // BOTTOMLEFT
|
||||
if (S(i + 1, j + 1) == NONE && S(i + 1, j) == NONE && S(i, j + 1) == NONE &&
|
||||
S(i - 1, j - 1) == LOCAL &&
|
||||
(S(i, j) == LOCAL || S(i, j) == RIGHT || S(i, j) == TOP))
|
||||
S(i, j) = TOPRIGHT; // BOTTOMRIGHT
|
||||
}
|
||||
}
|
||||
|
||||
@ -223,12 +232,11 @@ void computeRHS(Solver* solver)
|
||||
double* g = solver->g;
|
||||
int* s = solver->s;
|
||||
|
||||
for (int j = 1; j < jmax + 1; j++)
|
||||
{
|
||||
for (int i = 1; i < imax + 1; i++)
|
||||
{
|
||||
for (int j = 1; j < jmax + 1; j++) {
|
||||
for (int i = 1; i < imax + 1; i++) {
|
||||
// if(S(i,j) == NONE)
|
||||
RHS(i, j) = idt * ((F(i, j) - F(i - 1, j)) * idx + (G(i, j) - G(i, j - 1)) * idy);
|
||||
RHS(i, j) = idt *
|
||||
((F(i, j) - F(i - 1, j)) * idx + (G(i, j) - G(i, j - 1)) * idy);
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -311,7 +319,6 @@ void solveRB(Solver* solver)
|
||||
res = 0.0;
|
||||
jsw = 1;
|
||||
|
||||
|
||||
for (int i = 1; i < imax + 1; i++) {
|
||||
P(i, 0) = P(i, 1);
|
||||
P(i, jmax + 1) = P(i, jmax);
|
||||
@ -324,21 +331,18 @@ void solveRB(Solver* solver)
|
||||
|
||||
// setObjectPBoundaryCondition(solver);
|
||||
|
||||
for (pass = 0; pass < 2; pass++)
|
||||
{
|
||||
for (pass = 0; pass < 2; pass++) {
|
||||
isw = jsw;
|
||||
|
||||
for (int j = 1; j < jmax + 1; j++)
|
||||
{
|
||||
for (int i = isw; i < imax + 1; i += 2)
|
||||
{
|
||||
for (int j = 1; j < jmax + 1; j++) {
|
||||
for (int i = isw; i < imax + 1; i += 2) {
|
||||
// if(S(i,j) == NONE)
|
||||
// {
|
||||
double r = RHS(i, j) -
|
||||
((P(i + 1, j) - 2.0 * P(i, j) + P(i - 1, j)) * idx2 +
|
||||
(P(i, j + 1) - 2.0 * P(i, j) + P(i, j - 1)) * idy2);
|
||||
|
||||
P(i, j) -= (factor * r );
|
||||
P(i, j) -= (factor * r);
|
||||
|
||||
res += (r * r);
|
||||
// }
|
||||
@ -589,8 +593,7 @@ void setSpecialBoundaryCondition(Solver* solver)
|
||||
for (int i = 1; i < imax; i++) {
|
||||
U(i, jmax + 1) = 2.0 - U(i, jmax);
|
||||
}
|
||||
}
|
||||
else if (strcmp(solver->problem, "canal") == 0) {
|
||||
} else if (strcmp(solver->problem, "canal") == 0) {
|
||||
double ylength = solver->ylength;
|
||||
double y;
|
||||
|
||||
@ -598,18 +601,12 @@ void setSpecialBoundaryCondition(Solver* solver)
|
||||
y = mDy * (j - 0.5);
|
||||
U(0, j) = y * (ylength - y) * 4.0 / (ylength * ylength);
|
||||
}
|
||||
} else if (strcmp(solver->problem, "backstep") == 0) {
|
||||
for (int j = 1; j < jmax + 1; j++) {
|
||||
if (S(0, j) == NONE) U(0, j) = 1.0;
|
||||
}
|
||||
else if (strcmp(solver->problem, "backstep") == 0)
|
||||
{
|
||||
for (int j = 1; j < jmax + 1; j++)
|
||||
{
|
||||
if(S(0,j) == NONE) U(0, j) = 1.0;
|
||||
}
|
||||
}
|
||||
else if (strcmp(solver->problem, "karman") == 0)
|
||||
{
|
||||
for (int j = 1; j < jmax + 1; j++)
|
||||
{
|
||||
} else if (strcmp(solver->problem, "karman") == 0) {
|
||||
for (int j = 1; j < jmax + 1; j++) {
|
||||
U(0, j) = 1.0;
|
||||
}
|
||||
}
|
||||
@ -623,55 +620,52 @@ void setObjectBoundaryCondition(Solver* solver)
|
||||
double* v = solver->v;
|
||||
int* s = solver->s;
|
||||
|
||||
for (int j = 1; j < jmax + 1; j++)
|
||||
{
|
||||
for (int i = 1; i < imax + 1; i++)
|
||||
{
|
||||
switch(S(i,j))
|
||||
{
|
||||
for (int j = 1; j < jmax + 1; j++) {
|
||||
for (int i = 1; i < imax + 1; i++) {
|
||||
switch (S(i, j)) {
|
||||
case TOP:
|
||||
U(i,j) = -U(i,j+1);
|
||||
U(i-1,j) = -U(i-1,j+1);
|
||||
V(i,j) = 0.0;
|
||||
U(i, j) = -U(i, j + 1);
|
||||
U(i - 1, j) = -U(i - 1, j + 1);
|
||||
V(i, j) = 0.0;
|
||||
break;
|
||||
case BOTTOM:
|
||||
U(i,j) = -U(i,j-1);
|
||||
U(i-1,j) = -U(i-1,j-1);
|
||||
V(i,j) = 0.0;
|
||||
U(i, j) = -U(i, j - 1);
|
||||
U(i - 1, j) = -U(i - 1, j - 1);
|
||||
V(i, j) = 0.0;
|
||||
break;
|
||||
case LEFT:
|
||||
U(i-1,j) = 0.0;
|
||||
V(i,j) = -V(i-1,j);
|
||||
V(i,j-1) = -V(i-1,j-1);
|
||||
U(i - 1, j) = 0.0;
|
||||
V(i, j) = -V(i - 1, j);
|
||||
V(i, j - 1) = -V(i - 1, j - 1);
|
||||
break;
|
||||
case RIGHT:
|
||||
U(i,j) = 0.0;
|
||||
V(i,j) = -V(i+1,j);
|
||||
V(i,j-1) = -V(i+1,j-1);
|
||||
U(i, j) = 0.0;
|
||||
V(i, j) = -V(i + 1, j);
|
||||
V(i, j - 1) = -V(i + 1, j - 1);
|
||||
break;
|
||||
case TOPLEFT:
|
||||
U(i,j) = -U(i,j+1);
|
||||
U(i-1,j) = 0.0;
|
||||
V(i,j) = 0.0;
|
||||
V(i,j-1) = -V(i-1,j-1);
|
||||
U(i, j) = -U(i, j + 1);
|
||||
U(i - 1, j) = 0.0;
|
||||
V(i, j) = 0.0;
|
||||
V(i, j - 1) = -V(i - 1, j - 1);
|
||||
break;
|
||||
case TOPRIGHT:
|
||||
U(i,j) = 0.0;
|
||||
U(i-1,j) = -U(i-1,j+1);
|
||||
V(i,j) = 0.0;
|
||||
V(i,j-1) = -V(i+1,j-1);
|
||||
U(i, j) = 0.0;
|
||||
U(i - 1, j) = -U(i - 1, j + 1);
|
||||
V(i, j) = 0.0;
|
||||
V(i, j - 1) = -V(i + 1, j - 1);
|
||||
break;
|
||||
case BOTTOMLEFT:
|
||||
U(i,j) = -U(i,j-1);
|
||||
U(i-1,j) = 0.0;
|
||||
V(i,j) = -V(i-1,j);
|
||||
V(i,j-1) = 0.0;
|
||||
U(i, j) = -U(i, j - 1);
|
||||
U(i - 1, j) = 0.0;
|
||||
V(i, j) = -V(i - 1, j);
|
||||
V(i, j - 1) = 0.0;
|
||||
break;
|
||||
case BOTTOMRIGHT:
|
||||
U(i,j) = 0.0;
|
||||
U(i-1,j) = -U(i-1,j-1);
|
||||
V(i,j) = -V(i,j+1);
|
||||
V(i,j-1) = 0.0;
|
||||
U(i, j) = 0.0;
|
||||
U(i - 1, j) = -U(i - 1, j - 1);
|
||||
V(i, j) = -V(i, j + 1);
|
||||
V(i, j - 1) = 0.0;
|
||||
break;
|
||||
}
|
||||
}
|
||||
@ -686,35 +680,32 @@ void setObjectPBoundaryCondition(Solver* solver)
|
||||
double* p = solver->p;
|
||||
int* s = solver->s;
|
||||
|
||||
for (int j = 1; j < jmax + 1; j++)
|
||||
{
|
||||
for (int i = 1; i < imax + 1; i++)
|
||||
{
|
||||
switch (S(i,j))
|
||||
{
|
||||
for (int j = 1; j < jmax + 1; j++) {
|
||||
for (int i = 1; i < imax + 1; i++) {
|
||||
switch (S(i, j)) {
|
||||
case TOP:
|
||||
P(i,j) = P(i,j+1);
|
||||
P(i, j) = P(i, j + 1);
|
||||
break;
|
||||
case BOTTOM:
|
||||
P(i,j) = P(i,j-1);
|
||||
P(i, j) = P(i, j - 1);
|
||||
break;
|
||||
case LEFT:
|
||||
P(i,j) = P(i-1,j);
|
||||
P(i, j) = P(i - 1, j);
|
||||
break;
|
||||
case RIGHT:
|
||||
P(i,j) = P(i,j+1);
|
||||
P(i, j) = P(i, j + 1);
|
||||
break;
|
||||
case TOPLEFT:
|
||||
P(i,j) = (P(i-1,j) + P(i,j+1))/2;
|
||||
P(i, j) = (P(i - 1, j) + P(i, j + 1)) / 2;
|
||||
break;
|
||||
case TOPRIGHT:
|
||||
P(i,j) = (P(i+1,j) + P(i,j+1))/2;
|
||||
P(i, j) = (P(i + 1, j) + P(i, j + 1)) / 2;
|
||||
break;
|
||||
case BOTTOMLEFT:
|
||||
P(i,j) = (P(i-1,j) + P(i,j-1))/2;
|
||||
P(i, j) = (P(i - 1, j) + P(i, j - 1)) / 2;
|
||||
break;
|
||||
case BOTTOMRIGHT:
|
||||
P(i,j) = (P(i+1,j) + P(i,j-1))/2;
|
||||
P(i, j) = (P(i + 1, j) + P(i, j - 1)) / 2;
|
||||
break;
|
||||
|
||||
default:
|
||||
@ -743,12 +734,9 @@ void computeFG(Solver* solver)
|
||||
double du2dx, dv2dy, duvdx, duvdy;
|
||||
double du2dx2, du2dy2, dv2dx2, dv2dy2;
|
||||
|
||||
for (int j = 1; j < jmax + 1; j++)
|
||||
{
|
||||
for (int i = 1; i < imax + 1; i++)
|
||||
{
|
||||
if(S(i,j) == NONE)
|
||||
{
|
||||
for (int j = 1; j < jmax + 1; j++) {
|
||||
for (int i = 1; i < imax + 1; i++) {
|
||||
if (S(i, j) == NONE) {
|
||||
du2dx = inverseDx * 0.25 *
|
||||
((U(i, j) + U(i + 1, j)) * (U(i, j) + U(i + 1, j)) -
|
||||
(U(i, j) + U(i - 1, j)) * (U(i, j) + U(i - 1, j))) +
|
||||
@ -758,19 +746,24 @@ void computeFG(Solver* solver)
|
||||
|
||||
duvdy = inverseDy * 0.25 *
|
||||
((V(i, j) + V(i + 1, j)) * (U(i, j) + U(i, j + 1)) -
|
||||
(V(i, j - 1) + V(i + 1, j - 1)) * (U(i, j) + U(i, j - 1))) +
|
||||
(V(i, j - 1) + V(i + 1, j - 1)) *
|
||||
(U(i, j) + U(i, j - 1))) +
|
||||
gamma * inverseDy * 0.25 *
|
||||
(fabs(V(i, j) + V(i + 1, j)) * (U(i, j) - U(i, j + 1)) +
|
||||
fabs(V(i, j - 1) + V(i + 1, j - 1)) *
|
||||
(U(i, j) - U(i, j - 1)));
|
||||
|
||||
du2dx2 = inverseDx * inverseDx * (U(i + 1, j) - 2.0 * U(i, j) + U(i - 1, j));
|
||||
du2dy2 = inverseDy * inverseDy * (U(i, j + 1) - 2.0 * U(i, j) + U(i, j - 1));
|
||||
F(i, j) = U(i, j) + dt * (inverseRe * (du2dx2 + du2dy2) - du2dx - duvdy + gx);
|
||||
du2dx2 = inverseDx * inverseDx *
|
||||
(U(i + 1, j) - 2.0 * U(i, j) + U(i - 1, j));
|
||||
du2dy2 = inverseDy * inverseDy *
|
||||
(U(i, j + 1) - 2.0 * U(i, j) + U(i, j - 1));
|
||||
F(i, j) = U(i, j) +
|
||||
dt * (inverseRe * (du2dx2 + du2dy2) - du2dx - duvdy + gx);
|
||||
|
||||
duvdx = inverseDx * 0.25 *
|
||||
((U(i, j) + U(i, j + 1)) * (V(i, j) + V(i + 1, j)) -
|
||||
(U(i - 1, j) + U(i - 1, j + 1)) * (V(i, j) + V(i - 1, j))) +
|
||||
(U(i - 1, j) + U(i - 1, j + 1)) *
|
||||
(V(i, j) + V(i - 1, j))) +
|
||||
gamma * inverseDx * 0.25 *
|
||||
(fabs(U(i, j) + U(i, j + 1)) * (V(i, j) - V(i + 1, j)) +
|
||||
fabs(U(i - 1, j) + U(i - 1, j + 1)) *
|
||||
@ -783,41 +776,41 @@ void computeFG(Solver* solver)
|
||||
(fabs(V(i, j) + V(i, j + 1)) * (V(i, j) - V(i, j + 1)) +
|
||||
fabs(V(i, j) + V(i, j - 1)) * (V(i, j) - V(i, j - 1)));
|
||||
|
||||
dv2dx2 = inverseDx * inverseDx * (V(i + 1, j) - 2.0 * V(i, j) + V(i - 1, j));
|
||||
dv2dy2 = inverseDy * inverseDy * (V(i, j + 1) - 2.0 * V(i, j) + V(i, j - 1));
|
||||
G(i, j) = V(i, j) + dt * (inverseRe * (dv2dx2 + dv2dy2) - duvdx - dv2dy + gy);
|
||||
}
|
||||
else
|
||||
{
|
||||
switch(S(i,j))
|
||||
{
|
||||
dv2dx2 = inverseDx * inverseDx *
|
||||
(V(i + 1, j) - 2.0 * V(i, j) + V(i - 1, j));
|
||||
dv2dy2 = inverseDy * inverseDy *
|
||||
(V(i, j + 1) - 2.0 * V(i, j) + V(i, j - 1));
|
||||
G(i, j) = V(i, j) +
|
||||
dt * (inverseRe * (dv2dx2 + dv2dy2) - duvdx - dv2dy + gy);
|
||||
} else {
|
||||
switch (S(i, j)) {
|
||||
case TOP:
|
||||
G(i,j) = V(i,j);
|
||||
G(i, j) = V(i, j);
|
||||
break;
|
||||
case BOTTOM:
|
||||
G(i,j-1) = V(i,j-1);
|
||||
G(i, j - 1) = V(i, j - 1);
|
||||
break;
|
||||
case LEFT:
|
||||
F(i-1,j) = U(i-1,j);
|
||||
F(i - 1, j) = U(i - 1, j);
|
||||
break;
|
||||
case RIGHT:
|
||||
F(i,j) = U(i,j);
|
||||
F(i, j) = U(i, j);
|
||||
break;
|
||||
case TOPLEFT:
|
||||
F(i-1,j) = U(i-1,j);
|
||||
G(i,j) = V(i,j);
|
||||
F(i - 1, j) = U(i - 1, j);
|
||||
G(i, j) = V(i, j);
|
||||
break;
|
||||
case TOPRIGHT:
|
||||
F(i,j) = U(i,j);
|
||||
G(i,j) = V(i,j);
|
||||
F(i, j) = U(i, j);
|
||||
G(i, j) = V(i, j);
|
||||
break;
|
||||
case BOTTOMLEFT:
|
||||
F(i-1,j) = U(i-1,j);
|
||||
G(i,j-1) = V(i,j-1);
|
||||
F(i - 1, j) = U(i - 1, j);
|
||||
G(i, j - 1) = V(i, j - 1);
|
||||
break;
|
||||
case BOTTOMRIGHT:
|
||||
F(i,j) = U(i,j);
|
||||
G(i,j-1) = V(i,j-1);
|
||||
F(i, j) = U(i, j);
|
||||
G(i, j - 1) = V(i, j - 1);
|
||||
break;
|
||||
}
|
||||
}
|
||||
@ -852,10 +845,8 @@ void adaptUV(Solver* solver)
|
||||
|
||||
double val = 0;
|
||||
|
||||
for (int j = 1; j < jmax + 1; j++)
|
||||
{
|
||||
for (int i = 1; i < imax + 1; i++)
|
||||
{
|
||||
for (int j = 1; j < jmax + 1; j++) {
|
||||
for (int i = 1; i < imax + 1; i++) {
|
||||
U(i, j) = F(i, j) - (P(i + 1, j) - P(i, j)) * factorX;
|
||||
V(i, j) = G(i, j) - (P(i, j + 1) - P(i, j)) * factorY;
|
||||
}
|
||||
|
||||
@ -1,7 +1,7 @@
|
||||
set terminal png size 3600,768 enhanced font ,28
|
||||
set output 'velocity.png'
|
||||
set xrange[0:30]
|
||||
set yrange[0:4]
|
||||
set xrange[0:7]
|
||||
set yrange[0:1.5]
|
||||
set size ratio -1
|
||||
set datafile separator whitespace
|
||||
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
Binary file not shown.
|
Before Width: | Height: | Size: 206 KiB After Width: | Height: | Size: 188 KiB |
@ -1,8 +1,10 @@
|
||||
unset border; unset tics; unset key;
|
||||
set term gif animate delay 50
|
||||
set term gif animate delay 10
|
||||
set output "trace.gif"
|
||||
set xrange [0:7]
|
||||
set yrange [0:1.5]
|
||||
set size ratio -1
|
||||
|
||||
set object 1 rect from 0.0,0.0 to 1.0,0.5 lw 5
|
||||
|
||||
|
||||
|
||||
Binary file not shown.
|
Before Width: | Height: | Size: 732 KiB After Width: | Height: | Size: 453 KiB |
Loading…
Reference in New Issue
Block a user