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test_for_each.cuh
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test_for_each.cuh
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#include "gtest/gtest.h"
#include "rxmesh/rxmesh_static.h"
#include "rxmesh/util/cuda_query.h"
#include "rxmesh/util/import_obj.h"
#include "rxmesh/kernels/for_each.cuh"
TEST(RXMeshStatic, ForEach)
{
using namespace rxmesh;
RXMeshStatic rx(STRINGIFY(INPUT_DIR) "cube.obj");
std::atomic_uint32_t num_v = 0;
std::atomic_uint32_t num_e = 0;
std::atomic_uint32_t num_f = 0;
rx.for_each_vertex(HOST, [&](const VertexHandle vh) { num_v++; });
rx.for_each_edge(HOST, [&](const EdgeHandle eh) { num_e++; });
rx.for_each_face(HOST, [&](const FaceHandle fh) { num_f++; });
EXPECT_EQ(num_v, rx.get_num_vertices());
EXPECT_EQ(num_e, rx.get_num_edges());
EXPECT_EQ(num_f, rx.get_num_faces());
}
template <uint32_t blockThreads, rxmesh::Op op, typename HandleT>
__global__ static void for_each_kernel(const rxmesh::Context context)
{
using namespace rxmesh;
auto for_each_lambda = [&](HandleT& id) {
};
for_each<op, blockThreads>(context, for_each_lambda);
}
TEST(RXMeshStatic, ForEachOnDevice)
{
using namespace rxmesh;
constexpr uint32_t blockThreads = 256;
LaunchBox<blockThreads> launch_box;
RXMeshStatic rx(STRINGIFY(INPUT_DIR) "sphere3.obj");
rx.prepare_launch_box(
{Op::V},
launch_box,
(void*)for_each_kernel<blockThreads, Op::V, VertexHandle>);
for_each_kernel<blockThreads, Op::V, VertexHandle>
<<<launch_box.blocks, blockThreads, launch_box.smem_bytes_dyn>>>(
rx.get_context());
EXPECT_EQ(cudaDeviceSynchronize(), cudaSuccess);
rx.prepare_launch_box(
{Op::E},
launch_box,
(void*)for_each_kernel<blockThreads, Op::E, EdgeHandle>);
for_each_kernel<blockThreads, Op::E, EdgeHandle>
<<<launch_box.blocks, blockThreads, launch_box.smem_bytes_dyn>>>(
rx.get_context());
EXPECT_EQ(cudaDeviceSynchronize(), cudaSuccess);
rx.prepare_launch_box(
{Op::F},
launch_box,
(void*)for_each_kernel<blockThreads, Op::F, FaceHandle>);
for_each_kernel<blockThreads, Op::F, FaceHandle>
<<<launch_box.blocks, blockThreads, launch_box.smem_bytes_dyn>>>(
rx.get_context());
EXPECT_EQ(cudaDeviceSynchronize(), cudaSuccess);
}