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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include <vcl/skia/SkiaHelper.hxx>
#include <vcl/svapp.hxx>
bool SkiaHelper::isVCLSkiaEnabled()
{
/**
* The !bSet part should only be called once! Changing the results in the same
* run will mix OpenGL and normal rendering.
*/
static bool bSet = false;
static bool bEnable = false;
static bool bForceOpenGL = false;
// No hardware rendering, so no OpenGL
if (Application::IsBitmapRendering())
return false;
//tdf#106155, disable GL while loading certain bitmaps needed for the initial toplevel windows
//under raw X (kde) vclplug
// TODO
// if (bTempOpenGLDisabled)
// return false;
if (bSet)
{
return bForceOpenGL || bEnable;
}
// TODO
return true;
#if 0
/*
* There are a number of cases that these environment variables cover:
* * SAL_FORCEGL forces OpenGL independent of any other option
* * SAL_DISABLEGL or a blacklisted driver avoid the use of OpenGL if SAL_FORCEGL is not set
*/
bSet = true;
bForceOpenGL = !!getenv("SAL_FORCEGL") || officecfg::Office::Common::VCL::ForceOpenGL::get();
bool bRet = false;
bool bSupportsVCLOpenGL = supportsVCLOpenGL();
// always call supportsVCLOpenGL to de-zombie the glxtest child process on X11
if (bForceOpenGL)
{
bRet = true;
}
else if (bSupportsVCLOpenGL)
{
static bool bEnableGLEnv = !!getenv("SAL_ENABLEGL");
bEnable = bEnableGLEnv;
if (officecfg::Office::Common::VCL::UseOpenGL::get())
bEnable = true;
// Force disable in safe mode
if (Application::IsSafeModeEnabled())
bEnable = false;
bRet = bEnable;
}
if (bRet)
{
if (!getenv("SAL_DISABLE_GL_WATCHDOG"))
OpenGLWatchdogThread::start();
}
CrashReporter::AddKeyValue("UseOpenGL", OUString::boolean(bRet));
return bRet;
#endif
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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