Autoformatted all CUDA/C/C++ code
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jpekkila
@@ -60,23 +60,23 @@ print_diagnostics(const AcMesh& mesh, const int& step, const AcReal& dt)
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}
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*/
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//Write all setting info into a separate ascii file. This is done to guarantee
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//that we have the data specifi information in the thing, even though in
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//principle these things are in the astaroth.conf.
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static inline
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void write_mesh_info(const AcMeshInfo* config)
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// Write all setting info into a separate ascii file. This is done to guarantee
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// that we have the data specifi information in the thing, even though in
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// principle these things are in the astaroth.conf.
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static inline void
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write_mesh_info(const AcMeshInfo* config)
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{
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FILE* infotxt;
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infotxt = fopen("purge.sh","w");
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infotxt = fopen("purge.sh", "w");
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fprintf(infotxt, "#!/bin/bash\n");
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fprintf(infotxt, "rm *.list *.mesh *.ts purge.sh\n");
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fclose(infotxt);
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fclose(infotxt);
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infotxt = fopen("mesh_info.list","w");
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infotxt = fopen("mesh_info.list", "w");
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//Total grid dimensions
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// Total grid dimensions
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fprintf(infotxt, "int AC_mx %i \n", config->int_params[AC_mx]);
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fprintf(infotxt, "int AC_my %i \n", config->int_params[AC_my]);
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fprintf(infotxt, "int AC_mz %i \n", config->int_params[AC_mz]);
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@@ -96,30 +96,28 @@ void write_mesh_info(const AcMeshInfo* config)
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fprintf(infotxt, "real AC_inv_dsx %e \n", (double)config->real_params[AC_inv_dsx]);
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fprintf(infotxt, "real AC_inv_dsy %e \n", (double)config->real_params[AC_inv_dsy]);
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fprintf(infotxt, "real AC_inv_dsz %e \n", (double)config->real_params[AC_inv_dsz]);
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fprintf(infotxt, "real AC_dsmin %e \n", (double)config->real_params[AC_dsmin ]);
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fprintf(infotxt, "real AC_dsmin %e \n", (double)config->real_params[AC_dsmin]);
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/* Additional helper params */
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// Int helpers
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fprintf(infotxt, "int AC_mxy %i \n", config->int_params[AC_mxy ]);
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fprintf(infotxt, "int AC_nxy %i \n", config->int_params[AC_nxy ]);
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fprintf(infotxt, "int AC_mxy %i \n", config->int_params[AC_mxy]);
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fprintf(infotxt, "int AC_nxy %i \n", config->int_params[AC_nxy]);
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fprintf(infotxt, "int AC_nxyz %i \n", config->int_params[AC_nxyz]);
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// Real helpers
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fprintf(infotxt, "real AC_cs2_sound %e \n", (double)config->real_params[AC_cs2_sound]);
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fprintf(infotxt, "real AC_cv_sound %e \n", (double)config->real_params[AC_cv_sound ]);
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fprintf(infotxt, "real AC_cv_sound %e \n", (double)config->real_params[AC_cv_sound]);
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fclose(infotxt);
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}
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//This funtion writes a run state into a set of C binaries. For the sake of
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//accuracy, all floating point numbers are to be saved in long double precision
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//regardless of the choise of accuracy during runtime.
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// This funtion writes a run state into a set of C binaries. For the sake of
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// accuracy, all floating point numbers are to be saved in long double precision
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// regardless of the choise of accuracy during runtime.
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static inline void
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save_mesh(const AcMesh &save_mesh, const int step,
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const AcReal t_step)
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save_mesh(const AcMesh& save_mesh, const int step, const AcReal t_step)
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{
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FILE* save_ptr;
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FILE* save_ptr;
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for (int w = 0; w < NUM_VTXBUF_HANDLES; ++w) {
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const size_t n = AC_VTXBUF_SIZE(save_mesh.info);
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@@ -128,7 +126,7 @@ save_mesh(const AcMesh &save_mesh, const int step,
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char cstep[10];
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char bin_filename[80] = "\0";
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//sprintf(bin_filename, "");
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// sprintf(bin_filename, "");
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sprintf(cstep, "%d", step);
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@@ -139,30 +137,27 @@ save_mesh(const AcMesh &save_mesh, const int step,
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printf("Savefile %s \n", bin_filename);
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save_ptr = fopen(bin_filename,"wb");
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save_ptr = fopen(bin_filename, "wb");
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//Start file with time stamp
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long double write_long_buf = (long double) t_step;
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// Start file with time stamp
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long double write_long_buf = (long double)t_step;
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fwrite(&write_long_buf, sizeof(long double), 1, save_ptr);
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//Grid data
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// Grid data
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for (size_t i = 0; i < n; ++i) {
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const AcReal point_val = save_mesh.vertex_buffer[VertexBufferHandle(w)][i];
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long double write_long_buf = (long double) point_val;
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const AcReal point_val = save_mesh.vertex_buffer[VertexBufferHandle(w)][i];
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long double write_long_buf = (long double)point_val;
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fwrite(&write_long_buf, sizeof(long double), 1, save_ptr);
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}
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fclose(save_ptr);
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}
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}
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// This function prints out the diagnostic values to std.out and also saves and
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// appends an ascii file to contain all the result.
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// appends an ascii file to contain all the result.
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static inline void
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print_diagnostics(const int step, const AcReal dt, const AcReal t_step, FILE *diag_file)
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print_diagnostics(const int step, const AcReal dt, const AcReal t_step, FILE* diag_file)
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{
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AcReal buf_rms, buf_max, buf_min;
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const int max_name_width = 16;
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@@ -172,20 +167,19 @@ print_diagnostics(const int step, const AcReal dt, const AcReal t_step, FILE *di
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buf_rms = acReduceVec(RTYPE_RMS, VTXBUF_UUX, VTXBUF_UUY, VTXBUF_UUZ);
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// MV: The ordering in the earlier version was wrong in terms of variable
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// MV: name and its diagnostics.
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// MV: name and its diagnostics.
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printf("Step %d, t_step %.3e, dt %e s\n", step, double(t_step), double(dt));
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printf(" %*s: min %.3e,\trms %.3e,\tmax %.3e\n", max_name_width, "uu total",
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double(buf_min), double(buf_rms), double(buf_max));
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fprintf(diag_file, "%d %e %e %e %e %e ", step, double(t_step), double(dt),
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double(buf_min), double(buf_rms), double(buf_max));
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printf(" %*s: min %.3e,\trms %.3e,\tmax %.3e\n", max_name_width, "uu total", double(buf_min),
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double(buf_rms), double(buf_max));
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fprintf(diag_file, "%d %e %e %e %e %e ", step, double(t_step), double(dt), double(buf_min),
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double(buf_rms), double(buf_max));
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// Calculate rms, min and max from the variables as scalars
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for (int i = 0; i < NUM_VTXBUF_HANDLES; ++i) {
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buf_max = acReduceScal(RTYPE_MAX, VertexBufferHandle(i));
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buf_min = acReduceScal(RTYPE_MIN, VertexBufferHandle(i));
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buf_rms = acReduceScal(RTYPE_RMS, VertexBufferHandle(i));
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printf(" %*s: min %.3e,\trms %.3e,\tmax %.3e\n", max_name_width, vtxbuf_names[i],
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double(buf_min), double(buf_rms), double(buf_max));
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fprintf(diag_file, "%e %e %e ", double(buf_min), double(buf_rms), double(buf_max));
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@@ -194,11 +188,11 @@ print_diagnostics(const int step, const AcReal dt, const AcReal t_step, FILE *di
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fprintf(diag_file, "\n");
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}
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/*
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MV NOTE: At the moment I have no clear idea how to calculate magnetic
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diagnostic variables from grid. Vector potential measures have a limited
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value. TODO: Smart way to get brms, bmin and bmax.
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*/
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/*
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MV NOTE: At the moment I have no clear idea how to calculate magnetic
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diagnostic variables from grid. Vector potential measures have a limited
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value. TODO: Smart way to get brms, bmin and bmax.
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*/
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int
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run_simulation(void)
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@@ -213,16 +207,16 @@ run_simulation(void)
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acInit(mesh_info);
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acLoad(*mesh);
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FILE *diag_file;
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FILE* diag_file;
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diag_file = fopen("timeseries.ts", "a");
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// TODO Get time from earlier state.
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// TODO Get time from earlier state.
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AcReal t_step = 0.0;
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// Generate the title row.
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fprintf(diag_file, "step t_step dt uu_total_min uu_total_rms uu_total_max ");
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for (int i = 0; i < NUM_VTXBUF_HANDLES; ++i) {
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fprintf(diag_file, "%s_min %s_rms %s_max ", vtxbuf_names[i], vtxbuf_names[i], vtxbuf_names[i]);
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fprintf(diag_file, "%s_min %s_rms %s_max ", vtxbuf_names[i], vtxbuf_names[i],
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vtxbuf_names[i]);
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}
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fprintf(diag_file, "\n");
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@@ -234,56 +228,54 @@ run_simulation(void)
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acStore(mesh);
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save_mesh(*mesh, 0, t_step);
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const int max_steps = mesh_info.int_params[AC_max_steps];
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const int max_steps = mesh_info.int_params[AC_max_steps];
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const int save_steps = mesh_info.int_params[AC_save_steps];
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const int bin_save_steps = mesh_info.int_params[AC_bin_steps]; //TODO Get from mesh_info
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const int bin_save_steps = mesh_info.int_params[AC_bin_steps]; // TODO Get from mesh_info
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AcReal bin_save_t = mesh_info.real_params[AC_bin_save_t];
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AcReal bin_crit_t = bin_save_t;
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/* Step the simulation */
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for (int i = 1; i < max_steps; ++i) {
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const AcReal umax = acReduceVec(RTYPE_MAX, VTXBUF_UUX, VTXBUF_UUY,
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VTXBUF_UUZ);
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const AcReal umax = acReduceVec(RTYPE_MAX, VTXBUF_UUX, VTXBUF_UUY, VTXBUF_UUZ);
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const AcReal dt = host_timestep(umax, mesh_info);
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acIntegrate(dt);
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t_step += dt;
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t_step += dt;
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/* Save the simulation state and print diagnostics */
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if ((i % save_steps) == 0) {
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/*
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print_diagnostics() writes out both std.out printout from the
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results and saves the diagnostics into a table for ascii file
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print_diagnostics() writes out both std.out printout from the
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results and saves the diagnostics into a table for ascii file
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timeseries.ts.
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*/
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print_diagnostics(i, dt, t_step, diag_file);
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/*
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We would also might want an XY-average calculating funtion,
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which can be very useful when observing behaviour of turbulent
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We would also might want an XY-average calculating funtion,
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which can be very useful when observing behaviour of turbulent
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simulations. (TODO)
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*/
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}
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/* Save the simulation state and print diagnostics */
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if ((i % bin_save_steps) == 0 || t_step >= bin_crit_t) {
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/*
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This loop saves the data into simple C binaries which can be
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This loop saves the data into simple C binaries which can be
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used for analysing the data snapshots closely.
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Saving simulation state should happen in a separate stage. We do
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not want to save it as often as diagnostics. The file format
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should IDEALLY be HDF5 which has become a well supported, portable and
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reliable data format when it comes to HPC applications.
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However, implementing it will have to for more simpler approach
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Saving simulation state should happen in a separate stage. We do
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not want to save it as often as diagnostics. The file format
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should IDEALLY be HDF5 which has become a well supported, portable and
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reliable data format when it comes to HPC applications.
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However, implementing it will have to for more simpler approach
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to function. (TODO?)
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*/
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/*
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The updated mesh will be located on the GPU. Also all calls
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to the astaroth interface (functions beginning with ac*) are
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@@ -299,10 +291,8 @@ run_simulation(void)
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save_mesh(*mesh, i, t_step);
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bin_crit_t += bin_save_t;
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bin_crit_t += bin_save_t;
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}
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}
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//////Save the final snapshot
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@@ -318,25 +308,3 @@ run_simulation(void)
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return 0;
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}
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