/usr/include/oce/OpenGl_Resource.hxx is in liboce-visualization-dev 0.15-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 | // Created on: 2011-03-18
// Created by: Anton POLETAEV
// Copyright (c) 2011-2014 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 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_Resource_H__
#define _OpenGl_Resource_H__
#include <Standard_Transient.hxx>
#include <Handle_Standard_Transient.hxx>
class Standard_Transient;
class Handle(Standard_Type);
class OpenGl_Context;
//! Interface for OpenGl resource with following meaning:
//! - object can be constructed at any time;
//! - should be explicitly Initialized within active OpenGL context;
//! - should be explicitly Released within active OpenGL context (virtual Release() method);
//! - can be destroyed at any time.
//! Destruction of object with unreleased GPU resources will cause leaks
//! which will be ignored in release mode and will immediately stop program execution in debug mode using assert.
class OpenGl_Resource : public Standard_Transient
{
public:
//! Empty constructor
Standard_EXPORT OpenGl_Resource();
//! Destructor. Inheritors should call Clean (NULL) within it.
Standard_EXPORT virtual ~OpenGl_Resource();
//! Release GPU resources.
//! Notice that implementation should be SAFE for several consecutive calls
//! (thus should invalidate internal structures / ids to avoid multiple-free errors).
//! @param theGlCtx - bound GL context, shouldn't be NULL.
Standard_EXPORT virtual void Release (const OpenGl_Context* theGlCtx) = 0;
private:
//! Copy should be performed only within Handles!
OpenGl_Resource (const OpenGl_Resource& );
OpenGl_Resource& operator= (const OpenGl_Resource& );
public:
DEFINE_STANDARD_RTTI(OpenGl_Resource) // Type definition
};
DEFINE_STANDARD_HANDLE(OpenGl_Resource, Standard_Transient)
#endif // _OpenGl_Resource_H__
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