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//
// Copyright(c) 2014 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// global_state.h : Defines functions for querying the thread-local GL and EGL state.
#ifndef LIBGLESV2_GLOBALSTATE_H_
#define LIBGLESV2_GLOBALSTATE_H_
#include "libANGLE/Context.h"
#include "libANGLE/Debug.h"
#include "libANGLE/Thread.h"
#include "libANGLE/features.h"
#include <mutex>
namespace egl
{
class Debug;
class Thread;
std::mutex &GetGlobalMutex();
Thread *GetCurrentThread();
Debug *GetDebug();
void SetContextCurrent(Thread *thread, gl::Context *context);
} // namespace egl
#define ANGLE_SCOPED_GLOBAL_LOCK() \
std::lock_guard<std::mutex> globalMutexLock(egl::GetGlobalMutex())
namespace gl
{
extern Context *gSingleThreadedContext;
ANGLE_INLINE Context *GetGlobalContext()
{
if (gSingleThreadedContext)
{
return gSingleThreadedContext;
}
egl::Thread *thread = egl::GetCurrentThread();
return thread->getContext();
}
ANGLE_INLINE Context *GetValidGlobalContext()
{
if (gSingleThreadedContext && !gSingleThreadedContext->isContextLost())
{
return gSingleThreadedContext;
}
egl::Thread *thread = egl::GetCurrentThread();
return thread->getValidContext();
}
} // namespace gl
#endif // LIBGLESV2_GLOBALSTATE_H_
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