1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
|
/*
* 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.PhysicsModule.BulletS;
using OpenSim.Region.PhysicsModule.SharedBase;
using OpenSim.Tests.Common;
using OpenMetaverse;
namespace OpenSim.Region.PhysicsModule.BulletS.Tests
{
[TestFixture]
public class HullCreation : 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; }
Vector3 ObjectInitPosition;
[TestFixtureSetUp]
public void Init()
{
}
[TestFixtureTearDown]
public void TearDown()
{
if (PhysicsScene != null)
{
// The Dispose() will also free any physical objects in the scene
PhysicsScene.Dispose();
PhysicsScene = null;
}
}
[TestCase(7, 2, 5f, 5f, 32, 0f)] /* default hull parameters */
public void GeomHullConvexDecomp( int maxDepthSplit,
int maxDepthSplitForSimpleShapes,
float concavityThresholdPercent,
float volumeConservationThresholdPercent,
int maxVertices,
float maxSkinWidth)
{
// Setup the physics engine to use the C# version of convex decomp
Dictionary<string, string> engineParams = new Dictionary<string, string>();
engineParams.Add("MeshSculptedPrim", "true"); // ShouldMeshSculptedPrim
engineParams.Add("ForceSimplePrimMeshing", "false"); // ShouldForceSimplePrimMeshing
engineParams.Add("UseHullsForPhysicalObjects", "true"); // ShouldUseHullsForPhysicalObjects
engineParams.Add("ShouldRemoveZeroWidthTriangles", "true");
engineParams.Add("ShouldUseBulletHACD", "false");
engineParams.Add("ShouldUseSingleConvexHullForPrims", "true");
engineParams.Add("ShouldUseGImpactShapeForPrims", "false");
engineParams.Add("ShouldUseAssetHulls", "true");
engineParams.Add("CSHullMaxDepthSplit", maxDepthSplit.ToString());
engineParams.Add("CSHullMaxDepthSplitForSimpleShapes", maxDepthSplitForSimpleShapes.ToString());
engineParams.Add("CSHullConcavityThresholdPercent", concavityThresholdPercent.ToString());
engineParams.Add("CSHullVolumeConservationThresholdPercent", volumeConservationThresholdPercent.ToString());
engineParams.Add("CSHullMaxVertices", maxVertices.ToString());
engineParams.Add("CSHullMaxSkinWidth", maxSkinWidth.ToString());
PhysicsScene = BulletSimTestsUtil.CreateBasicPhysicsEngine(engineParams);
PrimitiveBaseShape pbs;
Vector3 pos;
Vector3 size;
Quaternion rot;
bool isPhys;
// Cylinder
pbs = PrimitiveBaseShape.CreateCylinder();
pos = new Vector3(100.0f, 100.0f, 0f);
pos.Z = PhysicsScene.TerrainManager.GetTerrainHeightAtXYZ(pos) + 10f;
ObjectInitPosition = pos;
size = new Vector3(2f, 2f, 2f);
pbs.Scale = size;
rot = Quaternion.Identity;
isPhys = true;
uint cylinderLocalID = 123;
PhysicsScene.AddPrimShape("testCylinder", pbs, pos, size, rot, isPhys, cylinderLocalID);
BSPrim primTypeCylinder = (BSPrim)PhysicsScene.PhysObjects[cylinderLocalID];
// Hollow Cylinder
pbs = PrimitiveBaseShape.CreateCylinder();
pbs.ProfileHollow = (ushort)(0.70f * 50000);
pos = new Vector3(110.0f, 110.0f, 0f);
pos.Z = PhysicsScene.TerrainManager.GetTerrainHeightAtXYZ(pos) + 10f;
ObjectInitPosition = pos;
size = new Vector3(2f, 2f, 2f);
pbs.Scale = size;
rot = Quaternion.Identity;
isPhys = true;
uint hollowCylinderLocalID = 124;
PhysicsScene.AddPrimShape("testHollowCylinder", pbs, pos, size, rot, isPhys, hollowCylinderLocalID);
BSPrim primTypeHollowCylinder = (BSPrim)PhysicsScene.PhysObjects[hollowCylinderLocalID];
// Torus
// ProfileCurve = Circle, PathCurve = Curve1
pbs = PrimitiveBaseShape.CreateSphere();
pbs.ProfileShape = (byte)ProfileShape.Circle;
pbs.PathCurve = (byte)Extrusion.Curve1;
pbs.PathScaleX = 100; // default hollow info as set in the viewer
pbs.PathScaleY = (int)(.25f / 0.01f) + 200;
pos = new Vector3(120.0f, 120.0f, 0f);
pos.Z = PhysicsScene.TerrainManager.GetTerrainHeightAtXYZ(pos) + 10f;
ObjectInitPosition = pos;
size = new Vector3(2f, 4f, 4f);
pbs.Scale = size;
rot = Quaternion.Identity;
isPhys = true;
uint torusLocalID = 125;
PhysicsScene.AddPrimShape("testTorus", pbs, pos, size, rot, isPhys, torusLocalID);
BSPrim primTypeTorus = (BSPrim)PhysicsScene.PhysObjects[torusLocalID];
// The actual prim shape creation happens at taint time
PhysicsScene.ProcessTaints();
// Check out the created hull shapes and report their characteristics
ReportShapeGeom(primTypeCylinder);
ReportShapeGeom(primTypeHollowCylinder);
ReportShapeGeom(primTypeTorus);
}
[TestCase]
public void GeomHullBulletHACD()
{
// Cylinder
// Hollow Cylinder
// Torus
}
private void ReportShapeGeom(BSPrim prim)
{
if (prim != null)
{
if (prim.PhysShape.HasPhysicalShape)
{
BSShape physShape = prim.PhysShape;
string shapeType = physShape.GetType().ToString();
switch (shapeType)
{
case "OpenSim.Region.Physics.BulletSPlugin.BSShapeNative":
BSShapeNative nShape = physShape as BSShapeNative;
prim.PhysScene.DetailLog("{0}, type={1}", prim.Name, shapeType);
break;
case "OpenSim.Region.Physics.BulletSPlugin.BSShapeMesh":
BSShapeMesh mShape = physShape as BSShapeMesh;
prim.PhysScene.DetailLog("{0}, mesh, shapeInfo={1}", prim.Name, mShape.shapeInfo);
break;
case "OpenSim.Region.Physics.BulletSPlugin.BSShapeHull":
// BSShapeHull hShape = physShape as BSShapeHull;
// prim.PhysScene.DetailLog("{0}, hull, shapeInfo={1}", prim.Name, hShape.shapeInfo);
break;
case "OpenSim.Region.Physics.BulletSPlugin.BSShapeConvexHull":
BSShapeConvexHull chShape = physShape as BSShapeConvexHull;
prim.PhysScene.DetailLog("{0}, convexHull, shapeInfo={1}", prim.Name, chShape.shapeInfo);
break;
case "OpenSim.Region.Physics.BulletSPlugin.BSShapeCompound":
BSShapeCompound cShape = physShape as BSShapeCompound;
prim.PhysScene.DetailLog("{0}, type={1}", prim.Name, shapeType);
break;
default:
prim.PhysScene.DetailLog("{0}, type={1}", prim.Name, shapeType);
break;
}
}
}
}
}
}
|