public PhysicsShape(PhysX.Geometry primitive, ShapeType shapeType, ulong meshHash)
{
this.AssignGeom(primitive, shapeType);
_shapeType = shapeType;
_shapeHash = meshHash;
}
private Tuple <PhysX.Geometry, ShapeType> GenerateBasicPhysXShape(PrimitiveBaseShape primitiveBaseShape)
{
if (primitiveBaseShape.ProfileShape == ProfileShape.HalfCircle)
{
//this is a sphere
PhysX.Geometry geom = this.GeneratePhysXSphereShape(primitiveBaseShape);
return(new Tuple <PhysX.Geometry, ShapeType>(geom, ShapeType.PrimitiveSphere));
}
else
{
//this is a box
PhysX.Geometry geom = this.GeneratePhysXBoxShape(primitiveBaseShape);
return(new Tuple <PhysX.Geometry, ShapeType>(geom, ShapeType.PrimitiveBox));
}
}
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 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 GenerateConvexSetAndComplete(MeshingStage meshingStage, ulong meshHash)
{
PhysicsShape phyShape;
//we need to mesh this object into convex hulls appropriate for dynamic objects
List <PhysX.ConvexMeshGeometry> convexes = meshingStage.GenerateComplexPhysXShape(meshHash, PrimName, Shape, Size, MeshingStage.SCULPT_MESH_LOD, IsDynamic);
if (convexes == 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 = CreatePhysicsShapeFromConvexSetAndCache(meshingStage, meshHash, convexes);
}
//we are done here, call back to caller
this.CompletedDelegate(phyShape);
}
/// <summary>
/// A convenience/backwards-compatability method.
/// </summary>
public static Shape CreateShape(this RigidActor actor, PhysX.Geometry geometry, Material material)
{
return(RigidActorExt.CreateExclusiveShape(actor, geometry, material));
}
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;
}
