/usr/include/oce/OpenGl_CappingPlaneResource.hxx is in liboce-visualization-dev 0.15-5.
This file is owned by root:root, with mode 0o644.
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// Created by: Anton POLETAEV
// Copyright (c) 2013 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 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 _OpenGl_CappingPlaneResource_H__
#define _OpenGl_CappingPlaneResource_H__
#include <OpenGl_Resource.hxx>
#include <OpenGl_AspectFace.hxx>
#include <OpenGl_Matrix.hxx>
#include <Graphic3d_ClipPlane.hxx>
class Handle(OpenGl_Context);
DEFINE_STANDARD_HANDLE (OpenGl_CappingPlaneResource, OpenGl_Resource)
//! Container of graphical resources for rendering capping plane
//! associated to graphical clipping plane.
//! This resource holds data necessary for OpenGl_CappingAlgo.
//! This object is implemented as OpenGl resource for the following reasons:
//! - one instance should be shared between contexts.
//! - instance associated to Graphic3d_ClipPlane data by id.
//! - should created and released within context (owns OpenGl elements and resources).
class OpenGl_CappingPlaneResource : public OpenGl_Resource
{
public:
//! Constructor.
//! Create capping plane presentation associated to clipping plane data.
//! @param thePlane [in] the plane data.
Standard_EXPORT OpenGl_CappingPlaneResource (const Handle(Graphic3d_ClipPlane)& thePlane);
//! Destroy object.
Standard_EXPORT virtual ~OpenGl_CappingPlaneResource();
//! Update resource data in the passed context.
//! @param theContext [in] the context.
Standard_EXPORT void Update (const Handle(OpenGl_Context)& theContext);
//! Release associated OpenGl resources.
//! @param theContext [in] the resource context.
Standard_EXPORT void Release (const OpenGl_Context* theContext);
//! @return aspect face for rendering capping surface.
inline const OpenGl_AspectFace* AspectFace() const { return myAspect; }
//! @return evaluated orientation matrix to transform infinite plane.
inline const OpenGl_Matrix* Orientation() const { return &myOrientation; }
private:
//! Update precomputed plane orientation matrix.
void UpdateTransform();
//! Update resources.
//! @param theContext [in] the context.
void UpdateAspect (const Handle(OpenGl_Context)& theContext);
private:
OpenGl_Matrix myOrientation; //!< plane transformation matrix.
OpenGl_AspectFace* myAspect; //!< capping face aspect.
Handle(Graphic3d_ClipPlane) myPlaneRoot; //!< parent clipping plane structure.
unsigned int myEquationMod; //!< modification counter for plane equation.
unsigned int myAspectMod; //!< modification counter for aspect.
public:
DEFINE_STANDARD_RTTI(OpenGl_CappingPlaneResource) // Type definition
};
#endif
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