3 files changed, 301 insertions, 0 deletions

diff --git a/OpenSim/Region/Physics/BulletSPlugin/Tests/BasicVehicles.cs b/OpenSim/Region/Physics/BulletSPlugin/Tests/BasicVehicles.cs
new file mode 100755
index 0000000..33232bd
--- /dev/null
+++ b/OpenSim/Region/Physics/BulletSPlugin/Tests/BasicVehicles.cs
@@ -0,0 +1,150 @@
+/*
+ * 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 OpenSimulator 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;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+using NUnit.Framework;
+using log4net;
+
+using OpenSim.Framework;
+using OpenSim.Region.Physics.BulletSPlugin;
+using OpenSim.Region.Physics.Manager;
+using OpenSim.Tests.Common;
+
+using OpenMetaverse;
+
+namespace OpenSim.Region.Physics.BulletSPlugin.Tests
+{
+[TestFixture]
+public class BasicVehicles : OpenSimTestCase
+{
+    // Documentation on attributes: http://www.nunit.org/index.php?p=attributes&r=2.6.1
+    // Documentation on assertions: http://www.nunit.org/index.php?p=assertions&r=2.6.1
+
+    BSScene PhysicsScene { get; set; }
+    BSPrim TestVehicle { get; set; }
+    Vector3 TestVehicleInitPosition { get; set; }
+    float simulationTimeStep = 0.089f;
+
+    [TestFixtureSetUp]
+    public void Init()
+    {
+        Dictionary<string, string> engineParams = new Dictionary<string, string>();
+        PhysicsScene = BulletSimTestsUtil.CreateBasicPhysicsEngine(engineParams);
+
+        PrimitiveBaseShape pbs = PrimitiveBaseShape.CreateSphere();
+        Vector3 pos = new Vector3(100.0f, 100.0f, 0f);
+        pos.Z = PhysicsScene.TerrainManager.GetTerrainHeightAtXYZ(pos) + 2f;
+        TestVehicleInitPosition = pos;
+        Vector3 size = new Vector3(1f, 1f, 1f);
+        pbs.Scale = size;
+        Quaternion rot = Quaternion.Identity;
+        bool isPhys = false;
+        uint localID = 123;
+
+        PhysicsScene.AddPrimShape("testPrim", pbs, pos, size, rot, isPhys, localID);
+        TestVehicle = (BSPrim)PhysicsScene.PhysObjects[localID];
+        // The actual prim shape creation happens at taint time
+        PhysicsScene.ProcessTaints();
+
+    }
+
+    [TestFixtureTearDown]
+    public void TearDown()
+    {
+        if (PhysicsScene != null)
+        {
+            // The Dispose() will also free any physical objects in the scene
+            PhysicsScene.Dispose();
+            PhysicsScene = null;
+        }
+    }
+
+    [TestCase(2f, 0.2f,  0.25f,  0.25f,  0.25f)]
+    [TestCase(2f, 0.2f, -0.25f,  0.25f,  0.25f)]
+    [TestCase(2f, 0.2f,  0.25f, -0.25f,  0.25f)]
+    [TestCase(2f, 0.2f, -0.25f, -0.25f,  0.25f)]
+    // [TestCase(2f, 0.2f, 0.785f,   0.0f,  0.25f) /*, "Leaning 45 degrees to the side" */]
+    // [TestCase(2f, 0.2f, 1.650f,   0.0f,  0.25f) /*, "Leaning more than 90 degrees to the side" */]
+    // [TestCase(2f, 0.2f, 2.750f,   0.0f,  0.25f) /*, "Almost upside down, tipped right" */]
+    // [TestCase(2f, 0.2f,-2.750f,   0.0f,  0.25f) /*, "Almost upside down, tipped left" */]
+    // [TestCase(2f, 0.2f,   0.0f, 0.785f,  0.25f) /*, "Tipped back 45 degrees" */]
+    // [TestCase(2f, 0.2f,   0.0f, 1.650f,  0.25f) /*, "Tipped back more than 90 degrees" */]
+    // [TestCase(2f, 0.2f,   0.0f, 2.750f,  0.25f) /*, "Almost upside down, tipped back" */]
+    // [TestCase(2f, 0.2f,   0.0f,-2.750f,  0.25f) /*, "Almost upside down, tipped forward" */]
+    public void AngularVerticalAttraction(float timeScale, float efficiency, float initRoll, float initPitch, float initYaw)
+    {
+        // Enough simulation steps to cover the timescale the operation should take
+        int simSteps = (int)(timeScale / simulationTimeStep) + 1;
+
+        // Tip the vehicle
+        Quaternion initOrientation = Quaternion.CreateFromEulers(initRoll, initPitch, initYaw);
+        TestVehicle.Orientation = initOrientation;
+
+        TestVehicle.Position = TestVehicleInitPosition;
+
+        // The vehicle controller is not enabled directly (by setting a vehicle type).
+        //    Instead the appropriate values are set and calls are made just the parts of the
+        //    controller we want to exercise. Stepping the physics engine then applies
+        //    the actions of that one feature.
+        TestVehicle.VehicleController.ProcessFloatVehicleParam(Vehicle.VERTICAL_ATTRACTION_EFFICIENCY, efficiency);
+        TestVehicle.VehicleController.ProcessFloatVehicleParam(Vehicle.VERTICAL_ATTRACTION_TIMESCALE, timeScale);
+        TestVehicle.VehicleController.enableAngularVerticalAttraction = true;
+
+        TestVehicle.IsPhysical = true;
+        PhysicsScene.ProcessTaints();
+
+        // Step the simulator a bunch of times and vertical attraction should orient the vehicle up
+        for (int ii = 0; ii < simSteps; ii++)
+        {
+            TestVehicle.VehicleController.ForgetKnownVehicleProperties();
+            TestVehicle.VehicleController.ComputeAngularVerticalAttraction();
+            TestVehicle.VehicleController.PushKnownChanged();
+
+            PhysicsScene.Simulate(simulationTimeStep);
+        }
+
+        TestVehicle.IsPhysical = false;
+        PhysicsScene.ProcessTaints();
+
+        // After these steps, the vehicle should be upright
+        /*
+        float finalRoll, finalPitch, finalYaw;
+        TestVehicle.Orientation.GetEulerAngles(out finalRoll, out finalPitch, out finalYaw);
+        Assert.That(finalRoll, Is.InRange(-0.01f, 0.01f));
+        Assert.That(finalPitch, Is.InRange(-0.01f, 0.01f));
+        Assert.That(finalYaw, Is.InRange(initYaw - 0.1f, initYaw + 0.1f));
+         */
+
+        Vector3 upPointer = Vector3.UnitZ * TestVehicle.Orientation;
+        Assert.That(upPointer.Z, Is.GreaterThan(0.99f));
+    }
+}
+}
\ No newline at end of file
diff --git a/OpenSim/Region/Physics/BulletSPlugin/Tests/BulletSimTests.cs b/OpenSim/Region/Physics/BulletSPlugin/Tests/BulletSimTests.cs
new file mode 100755
index 0000000..35cbc1d
--- /dev/null
+++ b/OpenSim/Region/Physics/BulletSPlugin/Tests/BulletSimTests.cs
@@ -0,0 +1,56 @@
+/*

+ * 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 OpenSimulator 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;

+using System.Collections.Generic;

+using System.Linq;

+using System.Text;

+

+using NUnit.Framework;

+using log4net;

+

+using OpenSim.Tests.Common;

+

+namespace OpenSim.Region.Physics.BulletSPlugin.Tests

+{

+[TestFixture]

+public class BulletSimTests : OpenSimTestCase

+{

+    // Documentation on attributes: http://www.nunit.org/index.php?p=attributes&r=2.6.1

+    // Documentation on assertions: http://www.nunit.org/index.php?p=assertions&r=2.6.1

+

+    [TestFixtureSetUp]

+    public void Init()

+    {

+    }

+

+    [TestFixtureTearDown]

+    public void TearDown()

+    {

+    }

+}

+}

diff --git a/OpenSim/Region/Physics/BulletSPlugin/Tests/BulletSimTestsUtil.cs b/OpenSim/Region/Physics/BulletSPlugin/Tests/BulletSimTestsUtil.cs
new file mode 100755
index 0000000..28207a4
--- /dev/null
+++ b/OpenSim/Region/Physics/BulletSPlugin/Tests/BulletSimTestsUtil.cs
@@ -0,0 +1,95 @@
+/*
+ * 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 OpenSimulator 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;
+using System.IO;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+using Nini.Config;
+
+using OpenSim.Framework;
+using OpenSim.Region.Physics.BulletSPlugin;
+using OpenSim.Region.Physics.Meshing;
+
+namespace OpenSim.Region.Physics.BulletSPlugin.Tests
+{
+// Utility functions for building up and tearing down the sample physics environments
+public static class BulletSimTestsUtil
+{
+    // 'engineName' is the Bullet engine to use. Either null (for unmanaged), "BulletUnmanaged" or "BulletXNA"
+    // 'params' is a set of keyValue pairs to set in the engine's configuration file (override defaults)
+    //      May be 'null' if there are no overrides.
+    public static BSScene CreateBasicPhysicsEngine(Dictionary<string,string> paramOverrides)
+    {
+        IConfigSource openSimINI = new IniConfigSource();
+        IConfig startupConfig = openSimINI.AddConfig("Startup");
+        startupConfig.Set("physics", "BulletSim");
+        startupConfig.Set("meshing", "Meshmerizer");
+        startupConfig.Set("cacheSculptMaps", "false");  // meshmerizer shouldn't save maps
+
+        IConfig bulletSimConfig = openSimINI.AddConfig("BulletSim");
+        // If the caller cares, specify the bullet engine otherwise it will default to "BulletUnmanaged".
+        // bulletSimConfig.Set("BulletEngine", "BulletUnmanaged");
+        // bulletSimConfig.Set("BulletEngine", "BulletXNA");
+        bulletSimConfig.Set("MeshSculptedPrim", "false");
+        bulletSimConfig.Set("ForceSimplePrimMeshing", "true");
+        if (paramOverrides != null)
+        {
+            foreach (KeyValuePair<string, string> kvp in paramOverrides)
+            {
+                bulletSimConfig.Set(kvp.Key, kvp.Value);
+            }
+        }
+
+        // If a special directory exists, put detailed logging therein.
+        // This allows local testing/debugging without having to worry that the build engine will output logs.
+        if (Directory.Exists("physlogs"))
+        {
+            bulletSimConfig.Set("PhysicsLoggingDir","./physlogs");
+            bulletSimConfig.Set("PhysicsLoggingEnabled","True");
+            bulletSimConfig.Set("PhysicsLoggingDoFlush","True");
+            bulletSimConfig.Set("VehicleLoggingEnabled","True");
+        }
+
+        BSPlugin bsPlugin = new BSPlugin();
+
+        BSScene bsScene = (BSScene)bsPlugin.GetScene("BSTestRegion");
+
+        // Since the asset requestor is not initialized, any mesh or sculptie will be a cube.
+        // In the future, add a fake asset fetcher to get meshes and sculpts.
+        // bsScene.RequestAssetMethod = ???;
+
+        Meshing.Meshmerizer mesher = new Meshmerizer(openSimINI);
+        bsScene.Initialise(mesher, openSimINI);
+
+        return bsScene;
+    }
+
+}
+}