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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSim Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System.Collections.Generic;
using NUnit.Framework;
using OpenSim.Tests.Common;
using OpenSim.Region.ScriptEngine.Shared;
using OpenSim.Tests.Common.Setup;
using OpenSim.Region.Framework.Scenes;
using Nini.Config;
using OpenSim.Region.ScriptEngine.Shared.Api;
using OpenMetaverse;
using System;
namespace OpenSim.Region.ScriptEngine.Shared.Tests
{
/// <summary>
/// Tests for LSL_Api
/// </summary>
[TestFixture]
public class LSL_ApiTest
{
private const double ANGLE_ACCURACY_IN_RADIANS = 1E-7;
private LSL_Api lslApi;
[SetUp]
public void SetUp()
{
IniConfigSource initConfigSource = new IniConfigSource();
IConfig config = initConfigSource.AddConfig("XEngine");
config.Set("Enabled", "true");
Scene scene = SceneSetupHelpers.SetupScene();
SceneObjectPart part = SceneSetupHelpers.AddSceneObject(scene);
XEngine.XEngine engine = new XEngine.XEngine();
engine.Initialise(scene, initConfigSource);
lslApi = new LSL_Api();
lslApi.Initialize(engine, part, part.LocalId, part.UUID);
}
[Test]
public void TestllAngleBetween()
{
TestllAngleBetween(new Vector3(1, 0, 0), 0);
TestllAngleBetween(new Vector3(1, 0, 0), 90);
TestllAngleBetween(new Vector3(1, 0, 0), 180);
//TestllAngleBetween(new Vector3(1, 0, 0), 270); // angles cant be larger than 180
TestllAngleBetween(new Vector3(0, 1, 0), 0);
TestllAngleBetween(new Vector3(0, 1, 0), 90);
TestllAngleBetween(new Vector3(0, 1, 0), 180);
//TestllAngleBetween(new Vector3(0, 1, 0), 270);
TestllAngleBetween(new Vector3(0, 0, 1), 0);
TestllAngleBetween(new Vector3(0, 0, 1), 90);
TestllAngleBetween(new Vector3(0, 0, 1), 180);
//TestllAngleBetween(new Vector3(0, 0, 1), 270);
TestllAngleBetween(new Vector3(1, 1, 1), 0);
TestllAngleBetween(new Vector3(1, 1, 1), 90);
TestllAngleBetween(new Vector3(1, 1, 1), 180);
//TestllAngleBetween(new Vector3(1, 1, 1), 270);
}
private void TestllAngleBetween(Vector3 axis,float originalAngle)
{
Quaternion rotation1 = Quaternion.CreateFromAxisAngle(axis, 0);
Quaternion rotation2 = Quaternion.CreateFromAxisAngle(axis, ToRadians(originalAngle));
double deducedAngle = FromLslFloat(lslApi.llAngleBetween(ToLslQuaternion(rotation2), ToLslQuaternion(rotation1)));
Assert.Greater(deducedAngle, ToRadians(originalAngle) - ANGLE_ACCURACY_IN_RADIANS);
Assert.Less(deducedAngle, ToRadians(originalAngle) + ANGLE_ACCURACY_IN_RADIANS);
}
#region Conversions to and from LSL_Types
private float ToRadians(double degrees)
{
return (float)(Math.PI * degrees / 180);
}
// private double FromRadians(float radians)
// {
// return radians * 180 / Math.PI;
// }
private double FromLslFloat(LSL_Types.LSLFloat lslFloat)
{
return lslFloat.value;
}
// private LSL_Types.LSLFloat ToLslFloat(double value)
// {
// return new LSL_Types.LSLFloat(value);
// }
// private Quaternion FromLslQuaternion(LSL_Types.Quaternion lslQuaternion)
// {
// return new Quaternion((float)lslQuaternion.x, (float)lslQuaternion.y, (float)lslQuaternion.z, (float)lslQuaternion.s);
// }
private LSL_Types.Quaternion ToLslQuaternion(Quaternion quaternion)
{
return new LSL_Types.Quaternion(quaternion.X, quaternion.Y, quaternion.Z, quaternion.W);
}
#endregion
}
}
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