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Cleaned up samples and removed old unused stuff. Simplified CMake files.

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This commit is contained in:
jpekkila
2020-01-23 20:00:19 +02:00
parent 7215e842fc
commit fdd829b888
8 changed files with 43 additions and 502 deletions
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3
samples/CMakeLists.txt
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@@ -1,3 +0,0 @@
add_subdirectory(ctest)
add_subdirectory(cpptest)
add_subdirectory(mpitest)

9
samples/cpptest/CMakeLists.txt
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@@ -1,10 +1,3 @@
## C++ standard
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
## Compilation flags
add_compile_options(-Wall -Wextra -Werror -Wdouble-promotion -Wfloat-conversion -Wshadow)
## Compile and link
## cpptest
add_executable(cpptest main.cc)
target_link_libraries(cpptest PRIVATE astaroth_core astaroth_utils)

30
samples/cpptest/main.cc
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@@ -21,17 +21,18 @@
#include <string.h>
#include "astaroth.h"
// From Astaroth Utils
#include "src/utils/config_loader.h"
#include "src/utils/memory.h"
#include "src/utils/verification.h"
#include "astaroth_utils.h"
int
main(void)
{
AcMeshInfo info;
acLoadConfig(AC_DEFAULT_CONFIG, &info);
// Some real params must be calculated (for the MHD case) // TODO DANGEROUS
info.real_params[AC_inv_dsx] = (AcReal)(1.0) / info.real_params[AC_dsx];
info.real_params[AC_inv_dsy] = (AcReal)(1.0) / info.real_params[AC_dsy];
info.real_params[AC_inv_dsz] = (AcReal)(1.0) / info.real_params[AC_dsz];
info.real_params[AC_cs2_sound] = info.real_params[AC_cs_sound] * info.real_params[AC_cs_sound];
// Alloc
AcMesh model, candidate;
@@ -42,17 +43,26 @@ main(void)
acMeshRandomize(&model);
acMeshApplyPeriodicBounds(&model);
////////////////////////////////////////////////////////////////////////////////////////////////
// Verify that the mesh was loaded and stored correctly
acInit(info);
acLoad(model);
acStore(&candidate);
acQuit();
////////////////////////////////////////////////////////////////////////////////////////////////
// Verify and destroy
acVerifyMesh(model, candidate);
// Attempt to integrate and check max and min
printf("Integrating... ");
acIntegrate(FLT_EPSILON);
printf("Done.\nVTXBUF ranges after one integration step:\n");
for (size_t i = 0; i < NUM_VTXBUF_HANDLES; ++i)
printf("\t%-15s... [%.3g, %.3g]\n", vtxbuf_names[i],
(double)acReduceScal(RTYPE_MIN, (VertexBufferHandle)i),
(double)acReduceScal(RTYPE_MAX, (VertexBufferHandle)i));
// Destroy
acQuit();
acMeshDestroy(&model);
acMeshDestroy(&candidate);
puts("cpptest complete.");
return EXIT_SUCCESS;
}

8
samples/ctest/CMakeLists.txt
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@@ -1,9 +1,3 @@
##############################################
## CMakeLists.txt for the C API test ##
##############################################
set(CMAKE_C_STANDARD 11)
set(CMAKE_C_STANDARD_REQUIRED ON)
## ctest
add_executable(ctest main.c)
target_link_libraries(ctest PRIVATE astaroth_core astaroth_utils)

30
samples/ctest/main.c
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@@ -20,17 +20,18 @@
#include <stdlib.h>
#include "astaroth.h"
// From Astaroth Utils
#include "src/utils/config_loader.h"
#include "src/utils/memory.h"
#include "src/utils/verification.h"
#include "astaroth_utils.h"
int
main(void)
{
AcMeshInfo info;
acLoadConfig(AC_DEFAULT_CONFIG, &info);
// Some real params must be calculated (for the MHD case) // TODO DANGEROUS
info.real_params[AC_inv_dsx] = (AcReal)(1.0) / info.real_params[AC_dsx];
info.real_params[AC_inv_dsy] = (AcReal)(1.0) / info.real_params[AC_dsy];
info.real_params[AC_inv_dsz] = (AcReal)(1.0) / info.real_params[AC_dsz];
info.real_params[AC_cs2_sound] = info.real_params[AC_cs_sound] * info.real_params[AC_cs_sound];
// Alloc
AcMesh model, candidate;
@@ -41,17 +42,26 @@ main(void)
acMeshRandomize(&model);
acMeshApplyPeriodicBounds(&model);
////////////////////////////////////////////////////////////////////////////////////////////////
// Verify that the mesh was loaded and stored correctly
acInit(info);
acLoad(model);
acStore(&candidate);
acQuit();
////////////////////////////////////////////////////////////////////////////////////////////////
// Verify and destroy
acVerifyMesh(model, candidate);
// Attempt to integrate and check max and min
printf("Integrating... ");
acIntegrate(FLT_EPSILON);
printf("Done.\nVTXBUF ranges after one integration step:\n");
for (size_t i = 0; i < NUM_VTXBUF_HANDLES; ++i)
printf("\t%-15s... [%.3g, %.3g]\n", vtxbuf_names[i], //
(double)acReduceScal(RTYPE_MIN, i), //
(double)acReduceScal(RTYPE_MAX, i));
// Destroy
acQuit();
acMeshDestroy(&model);
acMeshDestroy(&candidate);
puts("ctest complete.");
return EXIT_SUCCESS;
}

8
samples/mpitest/CMakeLists.txt
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@@ -1,9 +1,3 @@
##############################################
## CMakeLists.txt for the MPI test ##
##############################################
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
## mpitest
add_executable(mpitest main.cc)
target_link_libraries(mpitest astaroth_core astaroth_utils)

181
samples/mpitest/main0.c
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@@ -1,181 +0,0 @@
/*
Copyright (C) 2014-2020, Johannes Pekkila, Miikka Vaisala.
This file is part of Astaroth.
Astaroth is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Astaroth is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Astaroth. If not, see <http://www.gnu.org/licenses/>.
*/
/**
Running: mpirun -np <num processes> <executable>
*/
#undef NDEBUG // Assert always
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "astaroth.h"
#include <mpi.h>
// From Astaroth Utils
#include "src/utils/config_loader.h"
#include "src/utils/memory.h"
static void
distribute_mesh(const AcMesh* src, AcMesh* dst)
{
MPI_Datatype datatype = MPI_FLOAT;
if (sizeof(AcReal) == 8)
datatype = MPI_DOUBLE;
int process_id, num_processes;
MPI_Comm_rank(MPI_COMM_WORLD, &process_id);
MPI_Comm_size(MPI_COMM_WORLD, &num_processes);
const size_t count = acVertexBufferSize(dst->info);
for (int i = 0; i < NUM_VTXBUF_HANDLES; ++i) {
// Communicate to self
if (process_id == 0) {
assert(src);
assert(dst);
memcpy(&dst->vertex_buffer[i][0], //
&src->vertex_buffer[i][0], //
count * sizeof(src->vertex_buffer[i][0]));
}
// Communicate to others
for (int j = 1; j < num_processes; ++j) {
if (process_id == 0) {
assert(src);
// Send
// TODO RECHECK THESE j INDICES
const size_t src_idx = j * dst->info.int_params[AC_mx] *
dst->info.int_params[AC_my] * src->info.int_params[AC_nz] /
num_processes;
MPI_Send(&src->vertex_buffer[i][src_idx], count, datatype, j, 0, MPI_COMM_WORLD);
}
else {
assert(dst);
// Recv
const size_t dst_idx = 0;
MPI_Status status;
MPI_Recv(&dst->vertex_buffer[i][dst_idx], count, datatype, 0, 0, MPI_COMM_WORLD,
&status);
}
}
}
}
static void
gather_mesh(const AcMesh* src, AcMesh* dst)
{
MPI_Datatype datatype = MPI_FLOAT;
if (sizeof(AcReal) == 8)
datatype = MPI_DOUBLE;
int process_id, num_processes;
MPI_Comm_rank(MPI_COMM_WORLD, &process_id);
MPI_Comm_size(MPI_COMM_WORLD, &num_processes);
size_t count = acVertexBufferSize(src->info);
for (int i = 0; i < NUM_VTXBUF_HANDLES; ++i) {
// Communicate to self
if (process_id == 0) {
assert(src);
assert(dst);
memcpy(&dst->vertex_buffer[i][0], //
&src->vertex_buffer[i][0], //
count * sizeof(AcReal));
}
// Communicate to others
for (int j = 1; j < num_processes; ++j) {
if (process_id == 0) {
// Recv
// const size_t dst_idx = j * acVertexBufferCompdomainSize(dst->info);
const size_t dst_idx = j * dst->info.int_params[AC_mx] *
dst->info.int_params[AC_my] * dst->info.int_params[AC_nz] /
num_processes;
assert(dst_idx + count <= acVertexBufferSize(dst->info));
MPI_Status status;
MPI_Recv(&dst->vertex_buffer[i][dst_idx], count, datatype, j, 0, MPI_COMM_WORLD,
&status);
}
else {
// Send
const size_t src_idx = 0;
assert(src_idx + count <= acVertexBufferSize(src->info));
MPI_Send(&src->vertex_buffer[i][src_idx], count, datatype, 0, 0, MPI_COMM_WORLD);
}
}
}
}
int
main(void)
{
MPI_Init(NULL, NULL);
int num_processes, process_id;
MPI_Comm_size(MPI_COMM_WORLD, &num_processes);
MPI_Comm_rank(MPI_COMM_WORLD, &process_id);
char processor_name[MPI_MAX_PROCESSOR_NAME];
int name_len;
MPI_Get_processor_name(processor_name, &name_len);
printf("Processor %s. Process %d of %d.\n", processor_name, process_id, num_processes);
AcMeshInfo mesh_info;
acLoadConfig(AC_DEFAULT_CONFIG, &mesh_info);
AcMesh* main_mesh = NULL;
ModelMesh* model_mesh = NULL;
if (process_id == 0) {
main_mesh = acmesh_create(mesh_info);
acmesh_init_to(INIT_TYPE_RANDOM, main_mesh);
model_mesh = modelmesh_create(mesh_info);
acmesh_to_modelmesh(*main_mesh, model_mesh);
}
AcMeshInfo submesh_info = mesh_info;
submesh_info.int_params[AC_nz] /= num_processes;
update_config(&submesh_info);
AcMesh* submesh = acmesh_create(submesh_info);
/////////////////////
distribute_mesh(main_mesh, submesh);
gather_mesh(submesh, main_mesh);
/////////////////////////
// Autotest
bool is_acceptable = verify_meshes(*model_mesh, *main_mesh);
/////
acmesh_destroy(submesh);
if (process_id == 0) {
modelmesh_destroy(model_mesh);
acmesh_destroy(main_mesh);
}
MPI_Finalize();
return EXIT_SUCCESS;
}

276
samples/mpitest/main1.c
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@@ -1,276 +0,0 @@
/*
Copyright (C) 2014-2020, Johannes Pekkila, Miikka Vaisala.
This file is part of Astaroth.
Astaroth is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Astaroth is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Astaroth. If not, see <http://www.gnu.org/licenses/>.
*/
/**
Running: mpirun -np <num processes> <executable>
*/
#undef NDEBUG // Assert always
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "astaroth.h"
#include <mpi.h>
// From Astaroth Utils
#include "src/utils/config_loader.h"
#include "src/utils/memory.h"
#include "src/utils/verification.h"
static void
distribute_mesh(const AcMesh src, AcMesh* dst)
{
MPI_Barrier(MPI_COMM_WORLD);
printf("Distributing mesh...\n");
MPI_Datatype datatype = MPI_FLOAT;
if (sizeof(AcReal) == 8)
datatype = MPI_DOUBLE;
int pid, num_processes;
MPI_Comm_rank(MPI_COMM_WORLD, &pid);
MPI_Comm_size(MPI_COMM_WORLD, &num_processes);
const size_t count = acVertexBufferSize(dst->info);
for (int i = 0; i < NUM_VTXBUF_HANDLES; ++i) {
if (pid == 0) {
// Communicate to self
assert(dst);
memcpy(&dst->vertex_buffer[i][0], //
&src.vertex_buffer[i][0], //
count * sizeof(src.vertex_buffer[i][0]));
// Communicate to others
for (int j = 1; j < num_processes; ++j) {
const size_t src_idx = acVertexBufferIdx(
0, 0, j * src.info.int_params[AC_nz] / num_processes, src.info);
MPI_Send(&src.vertex_buffer[i][src_idx], count, datatype, j, 0, MPI_COMM_WORLD);
}
}
else {
assert(dst);
// Recv
const size_t dst_idx = 0;
MPI_Status status;
MPI_Recv(&dst->vertex_buffer[i][dst_idx], count, datatype, 0, 0, MPI_COMM_WORLD,
&status);
}
}
}
static void
gather_mesh(const AcMesh src, AcMesh* dst)
{
MPI_Barrier(MPI_COMM_WORLD);
printf("Gathering mesh...\n");
MPI_Datatype datatype = MPI_FLOAT;
if (sizeof(AcReal) == 8)
datatype = MPI_DOUBLE;
int pid, num_processes;
MPI_Comm_rank(MPI_COMM_WORLD, &pid);
MPI_Comm_size(MPI_COMM_WORLD, &num_processes);
size_t count = acVertexBufferSize(src.info);
for (int i = 0; i < NUM_VTXBUF_HANDLES; ++i) {
// Communicate to self
if (pid == 0) {
assert(dst);
memcpy(&dst->vertex_buffer[i][0], //
&src.vertex_buffer[i][0], //
count * sizeof(src.vertex_buffer[i][0]));
for (int j = 1; j < num_processes; ++j) {
// Recv
const size_t dst_idx = acVertexBufferIdx(
0, 0, j * dst->info.int_params[AC_nz] / num_processes, dst->info);
assert(dst_idx + count <= acVertexBufferSize(dst->info));
MPI_Status status;
MPI_Recv(&dst->vertex_buffer[i][dst_idx], count, datatype, j, 0, MPI_COMM_WORLD,
&status);
}
}
else {
// Send
const size_t src_idx = 0;
assert(src_idx + count <= acVertexBufferSize(src.info));
MPI_Send(&src.vertex_buffer[i][src_idx], count, datatype, 0, 0, MPI_COMM_WORLD);
}
}
}
static void
communicate_halos(AcMesh* submesh)
{
MPI_Barrier(MPI_COMM_WORLD);
printf("Communicating bounds...\n");
MPI_Datatype datatype = MPI_FLOAT;
if (sizeof(AcReal) == 8)
datatype = MPI_DOUBLE;
int pid, num_processes;
MPI_Comm_rank(MPI_COMM_WORLD, &pid);
MPI_Comm_size(MPI_COMM_WORLD, &num_processes);
const size_t count = submesh->info.int_params[AC_mx] * submesh->info.int_params[AC_my] * NGHOST;
for (int i = 0; i < NUM_VTXBUF_HANDLES; ++i) {
{ // Front
// ...|ooooxxx|... -> xxx|ooooooo|...
const size_t src_idx = acVertexBufferIdx(0, 0, submesh->info.int_params[AC_nz],
submesh->info);
const size_t dst_idx = acVertexBufferIdx(0, 0, 0, submesh->info);
const int send_pid = (pid + 1) % num_processes;
const int recv_pid = (pid + num_processes - 1) % num_processes;
MPI_Request request;
MPI_Isend(&submesh->vertex_buffer[i][src_idx], count, datatype, send_pid, i,
MPI_COMM_WORLD, &request);
fflush(stdout);
MPI_Status status;
MPI_Recv(&submesh->vertex_buffer[i][dst_idx], count, datatype, recv_pid, i,
MPI_COMM_WORLD, &status);
MPI_Wait(&request, &status);
}
{ // Back
// ...|ooooooo|xxx <- ...|xxxoooo|...
const size_t src_idx = acVertexBufferIdx(0, 0, NGHOST, submesh->info);
const size_t dst_idx = acVertexBufferIdx(0, 0, NGHOST + submesh->info.int_params[AC_nz],
submesh->info);
const int send_pid = (pid + num_processes - 1) % num_processes;
const int recv_pid = (pid + 1) % num_processes;
MPI_Request request;
MPI_Isend(&submesh->vertex_buffer[i][src_idx], count, datatype, send_pid,
NUM_VTXBUF_HANDLES + i, MPI_COMM_WORLD, &request);
MPI_Status status;
MPI_Recv(&submesh->vertex_buffer[i][dst_idx], count, datatype, recv_pid,
NUM_VTXBUF_HANDLES + i, MPI_COMM_WORLD, &status);
MPI_Wait(&request, &status);
}
}
}
int
main(void)
{
int num_processes, pid;
MPI_Init(NULL, NULL);
MPI_Comm_size(MPI_COMM_WORLD, &num_processes);
MPI_Comm_rank(MPI_COMM_WORLD, &pid);
char processor_name[MPI_MAX_PROCESSOR_NAME];
int name_len;
MPI_Get_processor_name(processor_name, &name_len);
printf("Processor %s. Process %d of %d.\n", processor_name, pid, num_processes);
AcMeshInfo info;
acLoadConfig(AC_DEFAULT_CONFIG, &info);
AcMesh model, candidate, submesh;
// Master CPU
if (pid == 0) {
acMeshCreate(info, &model);
acMeshCreate(info, &candidate);
acMeshRandomize(&model);
acMeshApplyPeriodicBounds(&model);
}
assert(info.int_params[AC_nz] % num_processes == 0);
AcMeshInfo submesh_info = info;
submesh_info.int_params[AC_nz] /= num_processes;
acUpdateConfig(&submesh_info);
acMeshCreate(submesh_info, &submesh);
distribute_mesh(model, &submesh);
// GPU-GPU communication
/*
const int device_id = pid % acGetNumDevicesPerNode();
Device device;
acDeviceCreate(device_id, submesh_info, &device);
acDeviceLoadMesh(device, STREAM_DEFAULT, submesh);
acDeviceCommunicateHalosMPI(device);
acDeviceStoreMesh(device, STREAM_DEFAULT, &submesh);
acDeviceDestroy(device);
*/
// GPU-CPU-CPU-GPU communication
const int device_id = pid % acGetNumDevicesPerNode();
Device device;
acDeviceCreate(device_id, submesh_info, &device);
acDeviceLoadMesh(device, STREAM_DEFAULT, submesh);
acDevicePeriodicBoundconds(device, STREAM_DEFAULT, (int3){0, 0, 0},
(int3){submesh_info.int_params[AC_mx],
submesh_info.int_params[AC_my],
submesh_info.int_params[AC_mz]});
acDeviceStoreMesh(device, STREAM_DEFAULT, &submesh);
communicate_halos(&submesh);
acDeviceDestroy(device);
//
//
// CPU-CPU communication
// communicate_halos(&submesh);
//
gather_mesh(submesh, &candidate);
acMeshDestroy(&submesh);
// Master CPU
if (pid == 0) {
acVerifyMesh(model, candidate);
acMeshDestroy(&model);
acMeshDestroy(&candidate);
}
// GPU
/*
Device device;
acDeviceCreate(pid, info, &device);
acDeviceLoadMesh(device, STREAM_DEFAULT, model);
acDeviceStoreMesh(device, STREAM_DEFAULT, &candidate);
acDeviceDestroy(device);
*/
//
MPI_Finalize();
return EXIT_SUCCESS;
}