private void GenerateActorsFromMeshStream(Stream ms, out PhysX.TriangleMesh triangleMesh, out PhysX.RigidActor hfActor, out PhysX.Shape shape)
{
triangleMesh = _scene.Physics.CreateTriangleMesh(ms);
PhysX.TriangleMeshGeometry triangleMeshShapeDesc = new PhysX.TriangleMeshGeometry(triangleMesh);
GenerateActorsFromTrimesh(triangleMeshShapeDesc, out hfActor, out shape);
}
private void SwapGroundActor(Tuple <PhysX.RigidActor, PhysX.Shape, PhysX.TriangleMesh> groundActor)
{
if (_groundActor != null)
{
_scene.RemoveActor(_groundActor);
_groundActor.Dispose();
if (!_groundShape.Disposed)
{
_groundShape.Dispose();
}
_mesh.Dispose();
}
_groundActor = groundActor.Item1;
_groundShape = groundActor.Item2;
_mesh = groundActor.Item3;
_groundActor.UserData = this;
CollisionGroup.SetCollisionGroup(CollisionGroupFlag.Ground, _groundShape);
_scene.AddActor(_groundActor);
}
public PhysX.RigidStatic CreateTriangle(PhysX.Scene scene)
{
List <PhysX.Math.Vector3> Vertices = new List <PhysX.Math.Vector3>();
List <int> Indices = new List <int>();
PhysX.TriangleMeshDesc TriangleMeshDesc = new PhysX.TriangleMeshDesc()
{
Triangles = new int[12] {
0, 1, 2, 0, 3, 1, 3, 4, 1, 3, 5, 4
},
Points = new PhysX.Math.Vector3[6] {
new PhysX.Math.Vector3 {
X = 0, Y = 0, Z = 0
},
new PhysX.Math.Vector3 {
X = 1, Y = 1, Z = 0
},
new PhysX.Math.Vector3 {
X = 0, Y = 1, Z = 0
},
new PhysX.Math.Vector3 {
X = 1, Y = 0, Z = 0
},
new PhysX.Math.Vector3 {
X = 2, Y = 1, Z = 0
},
new PhysX.Math.Vector3 {
X = 2, Y = 0, Z = 0
},
}
};
MemoryStream ms = new MemoryStream();
PhysX.Cooking cook = scene.Physics.CreateCooking();
cook.CookTriangleMesh(TriangleMeshDesc, ms);
cook.Dispose();
ms.Position = 0;
PhysX.TriangleMesh triangleMesh = scene.Physics.CreateTriangleMesh(ms);
PhysX.TriangleMeshGeometry triangleMeshShapeDesc = new PhysX.TriangleMeshGeometry(triangleMesh);
//PhysX.Math.Matrix.RotationYawPitchRoll(0f, (float)Math.PI / 2, 0f) * PhysX.Math.Matrix.Translation(0f, 0f, 0f)
var hfActor = scene.Physics.CreateRigidStatic();
hfActor.CreateShape(triangleMeshShapeDesc, scene.Physics.CreateMaterial(0.75f, 0.75f, 0.1f));
return(hfActor);
}
public void Dispose()
{
if (_groundActor != null)
{
_groundActor.Dispose();
_groundActor = null;
}
if (_mesh != null)
{
_mesh.Dispose();
_mesh = null;
}
}
public Tuple <PhysX.TriangleMesh, MemoryStream> GenerateTrimeshFromIndexedTriangles(PhysX.Math.Vector3[] points, int[] triangles)
{
PhysX.TriangleMeshDesc triangleMeshDesc = new PhysX.TriangleMeshDesc()
{
Triangles = triangles,
Points = points,
};
MemoryStream ms = new MemoryStream();
if (!_cooking.CookTriangleMesh(triangleMeshDesc, ms))
{
throw new PhysxSdkException("TerrainMesher: GenerateTrimeshFromIndexedTriangles(): CookTriangleMesh() failed");
}
ms.Position = 0;
PhysX.TriangleMesh triangleMesh = _scene.Physics.CreateTriangleMesh(ms);
return(new Tuple <PhysX.TriangleMesh, MemoryStream>(triangleMesh, ms));
}
public void Dispose()
{
if (_groundActor != null)
{
_groundActor.Dispose();
_groundActor = null;
}
if (_mesh != null)
{
_mesh.Dispose();
_mesh = null;
}
}
private void SwapGroundActor(Tuple<PhysX.RigidActor, PhysX.Shape, PhysX.TriangleMesh> groundActor)
{
if (_groundActor != null)
{
_scene.RemoveActor(_groundActor);
_groundActor.Dispose();
if (!_groundShape.Disposed)
{
_groundShape.Dispose();
}
_mesh.Dispose();
}
_groundActor = groundActor.Item1;
_groundShape = groundActor.Item2;
_mesh = groundActor.Item3;
_groundActor.UserData = this;
CollisionGroup.SetCollisionGroup(CollisionGroupFlag.Ground, _groundShape);
_scene.AddActor(_groundActor);
}
private PhysX.TriangleMeshGeometry GeneratePhysXTrimeshShape(string primName, PrimitiveBaseShape shape, OpenMetaverse.Vector3 size, float LOD, bool isDynamic)
{
MeshingResult result = _mesher.CreateMesh(primName, shape, size, LOD, ShapeType.TriMesh, true);
if (result == null)
{
return(null);
}
IMesh mesh = result.TriMesh;
if (mesh == null)
{
return(null);
}
int[] indexes = mesh.getIndexListAsInt();
PhysX.Math.Vector3[] verts = PhysUtil.OmvVectorArrayToPhysx(mesh.getVertexListAsArray());
mesh.ReleaseSourceMeshData();
PhysX.TriangleMeshDesc desc = new PhysX.TriangleMeshDesc
{
Points = verts,
Triangles = indexes,
};
if (!desc.IsValid())
{
m_log.Warn("[InWorldz.PhysxPhysics] Unable to create trimesh for shape. Invalid description.");
return(null);
}
using (MemoryStream ms = new MemoryStream())
{
try
{
if (!_cooking.CookTriangleMesh(desc, ms))
{
m_log.Warn("[InWorldz.PhysxPhysics] Unable to create trimesh for shape.");
return(null);
}
}
catch (Exception e)
{
m_log.Warn("[InWorldz.PhysxPhysics] Unable to create trimesh for shape: {0}", e);
return(null);
}
ms.Position = 0;
try
{
PhysX.TriangleMesh triMesh = _scene.Physics.CreateTriangleMesh(ms);
//m_log.DebugFormat("Trimesh Created: {0} {1}", triMesh.GetHashCode(), primName);
PhysX.TriangleMeshGeometry triGeom = new PhysX.TriangleMeshGeometry(triMesh);
return(triGeom);
}
catch (Exception e)
{
m_log.WarnFormat("[InWorldz.PhysxPhysics] Unable to create trimesh for shape: {0}", e);
return(null);
}
}
}
