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44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
#include <benchmark/benchmark.h>
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#include <Eigen/Core>
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#include <Eigen/Geometry>
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using namespace Eigen;
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template <typename Scalar, int Mode, int VSize>
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static void BM_TransformVec(benchmark::State& state) {
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typedef Transform<Scalar, 3, Mode> Trans;
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typedef Matrix<Scalar, VSize, 1> Vec;
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Trans t;
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t.setIdentity();
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Vec v;
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v.setRandom();
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for (auto _ : state) {
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v = t * v;
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benchmark::DoNotOptimize(v.data());
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}
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}
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template <typename Scalar, int Mode>
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static void BM_TransformTransform(benchmark::State& state) {
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typedef Transform<Scalar, 3, Mode> Trans;
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Trans t1, t2;
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t1.setIdentity();
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t2.setIdentity();
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for (auto _ : state) {
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t2 = Trans(t1 * t2);
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benchmark::DoNotOptimize(t2.data());
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}
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}
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BENCHMARK(BM_TransformVec<float, Isometry, 3>);
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BENCHMARK(BM_TransformVec<float, Isometry, 4>);
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BENCHMARK(BM_TransformVec<float, Projective, 4>);
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BENCHMARK(BM_TransformVec<double, Isometry, 3>);
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BENCHMARK(BM_TransformVec<double, Isometry, 4>);
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BENCHMARK(BM_TransformVec<double, Projective, 4>);
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BENCHMARK(BM_TransformTransform<float, Isometry>);
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BENCHMARK(BM_TransformTransform<float, Projective>);
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BENCHMARK(BM_TransformTransform<double, Isometry>);
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BENCHMARK(BM_TransformTransform<double, Projective>);
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