include/opencl/OpenCLZone.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #ifndef INCLUDED_OPENCL_INC_OPENCL_ZONE_HXX
  11 #define INCLUDED_OPENCL_INC_OPENCL_ZONE_HXX
  12
  13 #include <opencl/opencldllapi.h>
  14
  15 // FIXME: post back-port, templatize me and share with OpenGLZone.
  16 class OPENCL_DLLPUBLIC OpenCLZone
  17 {
  18     /// how many times have we entered a CL zone
  19     static volatile sal_uInt64 gnEnterCount;
  20     /// how many times have we left a new CL zone
  21     static volatile sal_uInt64 gnLeaveCount;
  22     static volatile bool gbInInitialTest;
  23
  24 public:
  25     OpenCLZone()
  26     {
  27         gnEnterCount++;
  28     }
  29
  30     ~OpenCLZone()
  31     {
  32         gnLeaveCount++;
  33         if (!isInZone())
  34             gbInInitialTest = false;
  35     }
  36
  37     static bool isInZone()
  38     {
  39         return gnEnterCount != gnLeaveCount;
  40     }
  41
  42     static bool isInInitialTest()
  43     {
  44         return gbInInitialTest;
  45     }
  46
  47     static void hardDisable();
  48     static void enterInitialTest();
  49 };
  50
  51 #endif // INCLUDED_OPENCL_INC_OPENCL_ZONE_HXX
  52
  53 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */