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mirror of https://git.dev.opencascade.org/repos/occt.git synced 2025-04-10 18:51:21 +03:00
occt/src/BVH/BVH_Object.hxx
kgv f5b7241978 0028789: Visualization, TKV3d - extend API for accessing and assigning BVH builders
Several methods in Selection classes have been moved to header files for better inlining.

BVH_Constants - added new enumeration defining common constant values used with BVH trees.
BVH - replaced NCollection_Handle with Standard_Transient handle
in classes BVH_Properties, BVH_Builder, BVH_Tree, BVH_Object.

Defined global BVH-builders instead of allocating a new one for each object set.
SelectMgr_ViewerSelector - added new method ::SetEntitySetBuilder() defining
default BVH Tree builder for SelectMgr_SensitiveEntitySet.

Added new method SelectMgr_SensitiveEntitySet::SetBuilder()
for overriding default BVH tree builder.
2017-06-09 12:59:11 +03:00

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2.4 KiB
C++

// Created on: 2013-12-20
// Created by: Denis BOGOLEPOV
// Copyright (c) 2013-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#ifndef _BVH_Object_Header
#define _BVH_Object_Header
#include <BVH_Box.hxx>
#include <BVH_Properties.hxx>
//! A non-template class for using as base for BVH_Object
//! (just to have a named base class).
class BVH_ObjectTransient : public Standard_Transient
{
DEFINE_STANDARD_RTTIEXT(BVH_ObjectTransient, Standard_Transient)
public:
//! Returns properties of the geometric object.
virtual const Handle(BVH_Properties)& Properties() const { return myProperties; }
//! Sets properties of the geometric object.
virtual void SetProperties (const Handle(BVH_Properties)& theProperties) { myProperties = theProperties; }
//! Marks object state as outdated (needs BVH rebuilding).
virtual void MarkDirty() { myIsDirty = Standard_True; }
protected:
//! Creates new abstract geometric object.
BVH_ObjectTransient() : myIsDirty (Standard_False) {}
protected:
Standard_Boolean myIsDirty; //!< Marks internal object state as outdated
Handle(BVH_Properties) myProperties; //!< Generic properties assigned to the object
};
//! Abstract geometric object bounded by BVH box.
//! \tparam T Numeric data type
//! \tparam N Vector dimension
template<class T, int N>
class BVH_Object : public BVH_ObjectTransient
{
public:
//! Creates new abstract geometric object.
BVH_Object() {}
//! Releases resources of geometric object.
virtual ~BVH_Object() = 0;
public:
//! Returns AABB of the geometric object.
virtual BVH_Box<T, N> Box() const = 0;
};
// =======================================================================
// function : ~BVH_Object
// purpose :
// =======================================================================
template<class T, int N>
BVH_Object<T, N>::~BVH_Object()
{
//
}
#endif // _BVH_Object_Header