blob: fb2beba5bc290a53e4d36fecdb73e6c0df89f748 [file] [log] [blame]
//
// Copyright 2016 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.
//
// SyncVk.cpp:
// Implements the class methods for SyncVk.
//
#include "libANGLE/renderer/vulkan/SyncVk.h"
#include "common/debug.h"
#include "libANGLE/Context.h"
#include "libANGLE/Display.h"
#include "libANGLE/renderer/vulkan/ContextVk.h"
#include "libANGLE/renderer/vulkan/DisplayVk.h"
namespace rx
{
FenceSyncVk::FenceSyncVk() {}
FenceSyncVk::~FenceSyncVk() {}
void FenceSyncVk::onDestroy(RendererVk *renderer)
{
if (mEvent.valid())
{
renderer->releaseObject(renderer->getCurrentQueueSerial(), &mEvent);
}
}
angle::Result FenceSyncVk::initialize(vk::Context *context)
{
ASSERT(!mEvent.valid());
RendererVk *renderer = context->getRenderer();
VkDevice device = renderer->getDevice();
VkEventCreateInfo eventCreateInfo = {};
eventCreateInfo.sType = VK_STRUCTURE_TYPE_EVENT_CREATE_INFO;
eventCreateInfo.flags = 0;
vk::Scoped<vk::Event> event(device);
ANGLE_VK_TRY(context, event.get().init(device, eventCreateInfo));
mEvent = event.release();
mSignalSerial = renderer->getCurrentQueueSerial();
renderer->getCommandGraph()->setFenceSync(mEvent);
return angle::Result::Continue;
}
angle::Result FenceSyncVk::clientWait(vk::Context *context,
bool flushCommands,
uint64_t timeout,
VkResult *outResult)
{
RendererVk *renderer = context->getRenderer();
// If the event is already set, don't wait
bool alreadySignaled = false;
ANGLE_TRY(getStatus(context, &alreadySignaled));
if (alreadySignaled)
{
*outResult = VK_EVENT_SET;
return angle::Result::Continue;
}
// If timeout is zero, there's no need to wait, so return timeout already.
if (timeout == 0)
{
*outResult = VK_TIMEOUT;
return angle::Result::Continue;
}
// If asked to flush, only do so if the queue serial hasn't changed (as otherwise the event
// signal is already flushed). If not asked to flush, do the flush anyway! This is because
// there's no cpu-side wait on the event and there's no fence yet inserted to wait on. We could
// test the event in a loop with a sleep, which can only ever not timeout if another thread
// performs the flush. Instead, we perform the flush for simplicity.
if (hasPendingWork(renderer))
{
ANGLE_TRY(renderer->flush(context));
}
// Wait on the fence that's implicitly inserted at the end of every submission.
bool timedOut = false;
angle::Result result =
renderer->finishToSerialOrTimeout(context, mSignalSerial, timeout, &timedOut);
ANGLE_TRY(result);
*outResult = timedOut ? VK_TIMEOUT : VK_SUCCESS;
return angle::Result::Continue;
}
angle::Result FenceSyncVk::serverWait(vk::Context *context)
{
context->getRenderer()->getCommandGraph()->waitFenceSync(mEvent);
return angle::Result::Continue;
}
angle::Result FenceSyncVk::getStatus(vk::Context *context, bool *signaled)
{
VkResult result = mEvent.getStatus(context->getRenderer()->getDevice());
if (result != VK_EVENT_SET && result != VK_EVENT_RESET)
{
ANGLE_VK_TRY(context, result);
}
*signaled = result == VK_EVENT_SET;
return angle::Result::Continue;
}
bool FenceSyncVk::hasPendingWork(RendererVk *renderer)
{
return mSignalSerial == renderer->getCurrentQueueSerial();
}
SyncVk::SyncVk() : SyncImpl() {}
SyncVk::~SyncVk() {}
void SyncVk::onDestroy(const gl::Context *context)
{
mFenceSync.onDestroy(vk::GetImpl(context)->getRenderer());
}
angle::Result SyncVk::set(const gl::Context *context, GLenum condition, GLbitfield flags)
{
ASSERT(condition == GL_SYNC_GPU_COMMANDS_COMPLETE);
ASSERT(flags == 0);
return mFenceSync.initialize(vk::GetImpl(context));
}
angle::Result SyncVk::clientWait(const gl::Context *context,
GLbitfield flags,
GLuint64 timeout,
GLenum *outResult)
{
ContextVk *contextVk = vk::GetImpl(context);
ASSERT((flags & ~GL_SYNC_FLUSH_COMMANDS_BIT) == 0);
bool flush = (flags & GL_SYNC_FLUSH_COMMANDS_BIT) != 0;
VkResult result;
ANGLE_TRY(mFenceSync.clientWait(contextVk, flush, static_cast<uint64_t>(timeout), &result));
switch (result)
{
case VK_EVENT_SET:
*outResult = GL_ALREADY_SIGNALED;
return angle::Result::Continue;
case VK_SUCCESS:
*outResult = GL_CONDITION_SATISFIED;
return angle::Result::Continue;
case VK_TIMEOUT:
*outResult = GL_TIMEOUT_EXPIRED;
return angle::Result::Incomplete;
default:
UNREACHABLE();
*outResult = GL_WAIT_FAILED;
return angle::Result::Stop;
}
}
angle::Result SyncVk::serverWait(const gl::Context *context, GLbitfield flags, GLuint64 timeout)
{
ASSERT(flags == 0);
ASSERT(timeout == GL_TIMEOUT_IGNORED);
return mFenceSync.serverWait(vk::GetImpl(context));
}
angle::Result SyncVk::getStatus(const gl::Context *context, GLint *outResult)
{
bool signaled = false;
ANGLE_TRY(mFenceSync.getStatus(vk::GetImpl(context), &signaled));
*outResult = signaled ? GL_SIGNALED : GL_UNSIGNALED;
return angle::Result::Continue;
}
EGLSyncVk::EGLSyncVk(const egl::AttributeMap &attribs) : EGLSyncImpl()
{
ASSERT(attribs.isEmpty());
}
EGLSyncVk::~EGLSyncVk() {}
void EGLSyncVk::onDestroy(const egl::Display *display)
{
mFenceSync.onDestroy(vk::GetImpl(display)->getRenderer());
}
egl::Error EGLSyncVk::initialize(const egl::Display *display, EGLenum type)
{
ASSERT(type == EGL_SYNC_FENCE_KHR);
if (mFenceSync.initialize(vk::GetImpl(display)) == angle::Result::Stop)
{
return egl::Error(EGL_BAD_ALLOC, "eglCreateSyncKHR failed to create sync object");
}
return egl::NoError();
}
egl::Error EGLSyncVk::clientWait(const egl::Display *display,
EGLint flags,
EGLTime timeout,
EGLint *outResult)
{
ASSERT((flags & ~EGL_SYNC_FLUSH_COMMANDS_BIT_KHR) == 0);
bool flush = (flags & EGL_SYNC_FLUSH_COMMANDS_BIT_KHR) != 0;
VkResult result;
if (mFenceSync.clientWait(vk::GetImpl(display), flush, static_cast<uint64_t>(timeout),
&result) == angle::Result::Stop)
{
return egl::Error(EGL_BAD_ALLOC);
}
switch (result)
{
case VK_EVENT_SET:
// fall through. EGL doesn't differentiate between event being already set, or set
// before timeout.
case VK_SUCCESS:
*outResult = EGL_CONDITION_SATISFIED_KHR;
return egl::NoError();
case VK_TIMEOUT:
*outResult = EGL_TIMEOUT_EXPIRED_KHR;
return egl::NoError();
default:
UNREACHABLE();
*outResult = EGL_FALSE;
return egl::Error(EGL_BAD_ALLOC);
}
}
egl::Error EGLSyncVk::serverWait(const egl::Display *display, EGLint flags)
{
ASSERT(flags == 0);
if (mFenceSync.serverWait(vk::GetImpl(display)) == angle::Result::Stop)
{
return egl::Error(EGL_BAD_ALLOC);
}
return egl::NoError();
}
egl::Error EGLSyncVk::getStatus(const egl::Display *display, EGLint *outStatus)
{
bool signaled = false;
if (mFenceSync.getStatus(vk::GetImpl(display), &signaled) == angle::Result::Stop)
{
return egl::Error(EGL_BAD_ALLOC);
}
*outStatus = signaled ? EGL_SIGNALED_KHR : EGL_UNSIGNALED_KHR;
return egl::NoError();
}
} // namespace rx