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/*
* Copyright 2014 Google Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
using BenchmarkDotNet.Attributes;
using MyGame.Example;
namespace Google.FlatBuffers.Benchmarks
{
//[EtwProfiler] - needs elevated privileges
[MemoryDiagnoser]
public class FlatBufferBuilderBenchmark
{
private const int NumberOfRows = 10_000;
[Benchmark]
public void BuildNestedMonster()
{
const string nestedMonsterName = "NestedMonsterName";
const short nestedMonsterHp = 600;
const short nestedMonsterMana = 1024;
for (int i = 0; i < NumberOfRows; i++)
{
// Create nested buffer as a Monster type
var fbb1 = new FlatBufferBuilder(16);
var str1 = fbb1.CreateString(nestedMonsterName);
Monster.StartMonster(fbb1);
Monster.AddName(fbb1, str1);
Monster.AddHp(fbb1, nestedMonsterHp);
Monster.AddMana(fbb1, nestedMonsterMana);
var monster1 = Monster.EndMonster(fbb1);
Monster.FinishMonsterBuffer(fbb1, monster1);
var fbb1Bytes = fbb1.SizedByteArray();
fbb1 = null;
// Create a Monster which has the first buffer as a nested buffer
var fbb2 = new FlatBufferBuilder(16);
var str2 = fbb2.CreateString("My Monster");
var nestedBuffer = Monster.CreateTestnestedflatbufferVector(fbb2, fbb1Bytes);
Monster.StartMonster(fbb2);
Monster.AddName(fbb2, str2);
Monster.AddHp(fbb2, 50);
Monster.AddMana(fbb2, 32);
Monster.AddTestnestedflatbuffer(fbb2, nestedBuffer);
var monster = Monster.EndMonster(fbb2);
Monster.FinishMonsterBuffer(fbb2, monster);
}
}
[Benchmark]
public void BuildMonster()
{
for (int i = 0; i < NumberOfRows; i++)
{
var builder = new FlatBufferBuilder(16);
var str1 = builder.CreateString("MonsterName");
Monster.StartMonster(builder);
Monster.AddName(builder, str1);
Monster.AddHp(builder, 600);
Monster.AddMana(builder, 1024);
Monster.AddColor(builder, Color.Blue);
Monster.AddTestbool(builder, true);
Monster.AddTestf(builder, 0.3f);
Monster.AddTestf2(builder, 0.2f);
Monster.AddTestf3(builder, 0.1f);
var monster1 = Monster.EndMonster(builder);
Monster.FinishMonsterBuffer(builder, monster1);
}
}
[Benchmark]
public void TestTables()
{
FlatBufferBuilder builder = new FlatBufferBuilder(1024 * 1024 * 32);
for (int x = 0; x < 500000; ++x)
{
var offset = builder.CreateString("T");
builder.StartObject(4);
builder.AddDouble(3.2);
builder.AddDouble(4.2);
builder.AddDouble(5.2);
builder.AddOffset(offset.Value);
builder.EndObject();
}
}
}
}
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