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);
}
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);
}
private void GenerateActorsFromTrimesh(PhysX.TriangleMeshGeometry triangleMeshShapeDesc, out PhysX.RigidActor hfActor, out PhysX.Shape shape)
{
//PhysX.Math.Matrix.RotationYawPitchRoll(0f, (float)Math.PI / 2, 0f) * PhysX.Math.Matrix.Translation(0f, 0f, 0f)
//PhysX.RigidDynamic dynActor = _scene.Physics.CreateRigidDynamic();
//dynActor.Flags |= PhysX.RigidDynamicFlags.Kinematic;
//hfActor = dynActor;
hfActor = _scene.Physics.CreateRigidStatic();
shape = hfActor.CreateShape(triangleMeshShapeDesc, Material.GROUND.PhyMaterial);
}
private void AssignGeom(PhysX.Geometry primitive, ShapeType shapeType)
{
switch (shapeType)
{
case ShapeType.PrimitiveBox:
case ShapeType.PrimitiveSphere:
_primitiveGeom = primitive;
break;
case ShapeType.TriMesh:
_triMesh = (PhysX.TriangleMeshGeometry)primitive;
break;
}
Complexity = 1;
}
private Tuple <PhysX.RigidActor, PhysX.Shape, PhysX.TriangleMesh> GenerateGroundActorFromTrimeshAndMemoryStream(Tuple <PhysX.TriangleMesh, MemoryStream> trimeshData,
int revision)
{
using (trimeshData.Item2) //free up the stream that gets passed in after its cached
{
PhysX.TriangleMeshGeometry triangleMeshShapeDesc = new PhysX.TriangleMeshGeometry(trimeshData.Item1);
PhysX.RigidActor hfActor;
PhysX.Shape shape;
GenerateActorsFromTrimesh(triangleMeshShapeDesc, out hfActor, out shape);
CacheTerrainMesh(trimeshData.Item2, revision);
return(new Tuple <PhysX.RigidActor, PhysX.Shape, PhysX.TriangleMesh>(hfActor, shape, trimeshData.Item1));
}
}
private void GenerateTrimeshAndComplete(MeshingStage meshingStage, ulong meshHash)
{
PhysicsShape phyShape;
PhysX.TriangleMeshGeometry triMesh = meshingStage.GeneratePhysXTrimeshShape(PrimName, Shape, Size, MeshingStage.SCULPT_MESH_LOD, IsDynamic);
if (triMesh == null)
{
//meshing or one of its prereq steps failed, generate a bounding box
PhysX.Geometry geom = meshingStage.GeneratePhysXBoxShape(Shape);
//basic shapes are not cached
phyShape = new PhysicsShape(geom, ShapeType.PrimitiveBox, meshHash);
}
else
{
phyShape = CreatePhysicsShapeFromTrimeshAndCache(meshingStage, meshHash, triMesh);
}
//we are done here, call back to caller
this.CompletedDelegate(phyShape);
}
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 Tuple<PhysX.RigidActor, PhysX.Shape, PhysX.TriangleMesh> GenerateGroundActorFromTrimeshAndMemoryStream(Tuple<PhysX.TriangleMesh, MemoryStream> trimeshData,
int revision)
{
using (trimeshData.Item2) //free up the stream that gets passed in after its cached
{
PhysX.TriangleMeshGeometry triangleMeshShapeDesc = new PhysX.TriangleMeshGeometry(trimeshData.Item1);
PhysX.RigidActor hfActor;
PhysX.Shape shape;
GenerateActorsFromTrimesh(triangleMeshShapeDesc, out hfActor, out shape);
CacheTerrainMesh(trimeshData.Item2, revision);
return new Tuple<PhysX.RigidActor, PhysX.Shape, PhysX.TriangleMesh>(hfActor, shape, trimeshData.Item1);
}
}
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);
}
}
}
private void AssignGeom(PhysX.Geometry primitive, ShapeType shapeType)
{
switch (shapeType)
{
case ShapeType.PrimitiveBox:
case ShapeType.PrimitiveSphere:
_primitiveGeom = primitive;
break;
case ShapeType.TriMesh:
_triMesh = (PhysX.TriangleMeshGeometry)primitive;
break;
}
Complexity = 1;
}
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;
}
}
}
private static PhysicsShape CreatePhysicsShapeFromTrimeshAndCache(MeshingStage meshingStage, ulong meshHash, PhysX.TriangleMeshGeometry triMesh)
{
PhysicsShape phyShape;
phyShape = new PhysicsShape(triMesh, ShapeType.TriMesh, meshHash);
phyShape.AddRef();
//complex shapes are cached
meshingStage.CacheShape(meshHash, phyShape, ShapeType.TriMesh);
return(phyShape);
}
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;
}
