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Fixed llAngleBetween() to allow denormal rotations

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This commit is contained in:
John Cochran
2012-01-05 07:37:08 -06:00
committed by Justin Clark-Casey (justincc)
parent 8c445dac67
commit ff5a83d192
2 changed files with 41 additions and 20 deletions
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47
OpenSim/Region/ScriptEngine/Shared/Tests/LSL_ApiTest.cs
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@@ -75,32 +75,49 @@ namespace OpenSim.Region.ScriptEngine.Shared.Tests
[Test]
public void TestllAngleBetween()
{
CheckllAngleBetween(new Vector3(1, 0, 0), 0);
CheckllAngleBetween(new Vector3(1, 0, 0), 90);
CheckllAngleBetween(new Vector3(1, 0, 0), 180);
CheckllAngleBetween(new Vector3(1, 0, 0), 0, 1, 1);
CheckllAngleBetween(new Vector3(1, 0, 0), 90, 1, 1);
CheckllAngleBetween(new Vector3(1, 0, 0), 180, 1, 1);
CheckllAngleBetween(new Vector3(0, 1, 0), 0);
CheckllAngleBetween(new Vector3(0, 1, 0), 90);
CheckllAngleBetween(new Vector3(0, 1, 0), 180);
CheckllAngleBetween(new Vector3(0, 1, 0), 0, 1, 1);
CheckllAngleBetween(new Vector3(0, 1, 0), 90, 1, 1);
CheckllAngleBetween(new Vector3(0, 1, 0), 180, 1, 1);
CheckllAngleBetween(new Vector3(0, 0, 1), 0);
CheckllAngleBetween(new Vector3(0, 0, 1), 90);
CheckllAngleBetween(new Vector3(0, 0, 1), 180);
CheckllAngleBetween(new Vector3(0, 0, 1), 0, 1, 1);
CheckllAngleBetween(new Vector3(0, 0, 1), 90, 1, 1);
CheckllAngleBetween(new Vector3(0, 0, 1), 180, 1, 1);
CheckllAngleBetween(new Vector3(1, 1, 1), 0);
CheckllAngleBetween(new Vector3(1, 1, 1), 90);
CheckllAngleBetween(new Vector3(1, 1, 1), 180);
CheckllAngleBetween(new Vector3(1, 1, 1), 0, 1, 1);
CheckllAngleBetween(new Vector3(1, 1, 1), 90, 1, 1);
CheckllAngleBetween(new Vector3(1, 1, 1), 180, 1, 1);
CheckllAngleBetween(new Vector3(1, 0, 0), 0, 1.6f, 1.8f);
CheckllAngleBetween(new Vector3(1, 0, 0), 90, 0.3f, 3.9f);
CheckllAngleBetween(new Vector3(1, 0, 0), 180, 8.8f, 7.4f);
CheckllAngleBetween(new Vector3(0, 1, 0), 0, 9.8f, -9.4f);
CheckllAngleBetween(new Vector3(0, 1, 0), 90, 8.4f, -8.2f);
CheckllAngleBetween(new Vector3(0, 1, 0), 180, 0.4f, -5.8f);
CheckllAngleBetween(new Vector3(0, 0, 1), 0, -6.8f, 3.4f);
CheckllAngleBetween(new Vector3(0, 0, 1), 90, -3.6f, 5.6f);
CheckllAngleBetween(new Vector3(0, 0, 1), 180, -3.8f, 1.1f);
CheckllAngleBetween(new Vector3(1, 1, 1), 0, -7.7f, -2.0f);
CheckllAngleBetween(new Vector3(1, 1, 1), 90, -3.0f, -9.1f);
CheckllAngleBetween(new Vector3(1, 1, 1), 180, -7.9f, -8.0f);
}
private void CheckllAngleBetween(Vector3 axis,float originalAngle)
private void CheckllAngleBetween(Vector3 axis,float originalAngle, float denorm1, float denorm2)
{
Quaternion rotation1 = Quaternion.CreateFromAxisAngle(axis, 0);
Quaternion rotation2 = Quaternion.CreateFromAxisAngle(axis, ToRadians(originalAngle));
rotation1 *= denorm1;
rotation2 *= denorm2;
double deducedAngle = FromLslFloat(m_lslApi.llAngleBetween(ToLslQuaternion(rotation2), ToLslQuaternion(rotation1)));
Assert.Greater(deducedAngle, ToRadians(originalAngle) - ANGLE_ACCURACY_IN_RADIANS);
Assert.Less(deducedAngle, ToRadians(originalAngle) + ANGLE_ACCURACY_IN_RADIANS);
Assert.That(deducedAngle, Is.EqualTo(ToRadians(originalAngle)).Within(ANGLE_ACCURACY_IN_RADIANS), "TestllAngleBetween check fail");
}
#region Conversions to and from LSL_Types