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//
// Copyright 2002 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.
//
// EGLSync.cpp: Implements the egl::Sync class.
#include "libANGLE/EGLSync.h"
#include "angle_gl.h"
#include "common/utilities.h"
#include "libANGLE/renderer/EGLImplFactory.h"
#include "libANGLE/renderer/EGLReusableSync.h"
#include "libANGLE/renderer/EGLSyncImpl.h"
namespace egl
{
Sync::Sync(rx::EGLImplFactory *factory, EGLenum type, const AttributeMap &attribs)
: mLabel(nullptr),
mType(type),
mCondition(EGL_SYNC_PRIOR_COMMANDS_COMPLETE_KHR),
mNativeFenceFD(
attribs.getAsInt(EGL_SYNC_NATIVE_FENCE_FD_ANDROID, EGL_NO_NATIVE_FENCE_FD_ANDROID))
{
switch (type)
{
case EGL_SYNC_FENCE:
case EGL_SYNC_NATIVE_FENCE_ANDROID:
case EGL_SYNC_METAL_SHARED_EVENT_ANGLE:
mFence = std::unique_ptr<rx::EGLSyncImpl>(factory->createSync(attribs));
break;
case EGL_SYNC_REUSABLE_KHR:
mFence = std::unique_ptr<rx::EGLSyncImpl>(new rx::ReusableSync(attribs));
break;
default:
UNREACHABLE();
}
// Per extension spec: Signaling Condition.
// "If the EGL_SYNC_NATIVE_FENCE_FD_ANDROID attribute is not
// EGL_NO_NATIVE_FENCE_FD_ANDROID then the EGL_SYNC_CONDITION_KHR attribute
// is set to EGL_SYNC_NATIVE_FENCE_SIGNALED_ANDROID and the EGL_SYNC_STATUS_KHR
// attribute is set to reflect the signal status of the native fence object.
if ((mType == EGL_SYNC_NATIVE_FENCE_ANDROID) &&
(mNativeFenceFD != EGL_NO_NATIVE_FENCE_FD_ANDROID))
{
mCondition = EGL_SYNC_NATIVE_FENCE_SIGNALED_ANDROID;
}
}
void Sync::onDestroy(const Display *display)
{
ASSERT(mFence);
mFence->onDestroy(display);
mFence.reset();
}
Sync::~Sync() {}
Error Sync::initialize(const Display *display, const gl::Context *context)
{
return mFence->initialize(display, context, mType);
}
void Sync::setLabel(EGLLabelKHR label)
{
mLabel = label;
}
EGLLabelKHR Sync::getLabel() const
{
return mLabel;
}
Error Sync::clientWait(const Display *display,
const gl::Context *context,
EGLint flags,
EGLTime timeout,
EGLint *outResult)
{
return mFence->clientWait(display, context, flags, timeout, outResult);
}
Error Sync::serverWait(const Display *display, const gl::Context *context, EGLint flags)
{
return mFence->serverWait(display, context, flags);
}
Error Sync::signal(const Display *display, const gl::Context *context, EGLint mode)
{
return mFence->signal(display, context, mode);
}
Error Sync::getStatus(const Display *display, EGLint *outStatus) const
{
return mFence->getStatus(display, outStatus);
}
Error Sync::copyMetalSharedEventANGLE(const Display *display, void **result) const
{
return mFence->copyMetalSharedEventANGLE(display, result);
}
Error Sync::dupNativeFenceFD(const Display *display, EGLint *result) const
{
return mFence->dupNativeFenceFD(display, result);
}
} // namespace egl