Unity 机器学习代理工具包 (ML-Agents) 是一个开源项目,它使游戏和模拟能够作为训练智能代理的环境。
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99 行
2.9 KiB

using NUnit.Framework;
using UnityEngine;
using Barracuda;
using MLAgents.InferenceBrain;
namespace MLAgents.Tests
{
public class WriteAdapterTests
{
[Test]
public void TestWritesToIList()
{
WriteAdapter writer = new WriteAdapter();
var buffer = new[] { 0f, 0f, 0f };
var shape = new[] { 3 };
writer.SetTarget(buffer, shape, 0);
// Elementwise writes
writer[0] = 1f;
writer[2] = 2f;
Assert.AreEqual(new[] { 1f, 0f, 2f }, buffer);
// Elementwise writes with offset
writer.SetTarget(buffer, shape, 1);
writer[0] = 3f;
Assert.AreEqual(new[] { 1f, 3f, 2f }, buffer);
// AddRange
writer.SetTarget(buffer, shape, 0);
writer.AddRange(new[] {4f, 5f});
Assert.AreEqual(new[] { 4f, 5f, 2f }, buffer);
// AddRange with offset
writer.SetTarget(buffer, shape, 1);
writer.AddRange(new[] {6f, 7f});
Assert.AreEqual(new[] { 4f, 6f, 7f }, buffer);
}
[Test]
public void TestWritesToTensor()
{
WriteAdapter writer = new WriteAdapter();
var t = new TensorProxy
{
valueType = TensorProxy.TensorType.FloatingPoint,
data = new Tensor(2, 3)
};
writer.SetTarget(t, 0, 0);
Assert.AreEqual(0f, t.data[0, 0]);
writer[0] = 1f;
Assert.AreEqual(1f, t.data[0, 0]);
writer.SetTarget(t, 1, 1);
writer[0] = 2f;
writer[1] = 3f;
// [0, 0] shouldn't change
Assert.AreEqual(1f, t.data[0, 0]);
Assert.AreEqual(2f, t.data[1, 1]);
Assert.AreEqual(3f, t.data[1, 2]);
// AddRange
t = new TensorProxy
{
valueType = TensorProxy.TensorType.FloatingPoint,
data = new Tensor(2, 3)
};
writer.SetTarget(t, 1, 1);
writer.AddRange(new[] {-1f, -2f});
Assert.AreEqual(0f, t.data[0, 0]);
Assert.AreEqual(0f, t.data[0, 1]);
Assert.AreEqual(0f, t.data[0, 2]);
Assert.AreEqual(0f, t.data[1, 0]);
Assert.AreEqual(-1f, t.data[1, 1]);
Assert.AreEqual(-2f, t.data[1, 2]);
}
[Test]
public void TestWritesToTensor3D()
{
WriteAdapter writer = new WriteAdapter();
var t = new TensorProxy
{
valueType = TensorProxy.TensorType.FloatingPoint,
data = new Tensor(2, 2, 2, 3)
};
writer.SetTarget(t, 0, 0);
writer[1, 0, 1] = 1f;
Assert.AreEqual(1f, t.data[0, 1, 0, 1]);
writer.SetTarget(t, 0, 1);
writer[1, 0, 0] = 2f;
Assert.AreEqual(2f, t.data[0, 1, 0, 1]);
}
}
}