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// vk-command-queue.cpp
#include "vk-command-queue.h"
#include "vk-command-buffer.h"
#include "vk-fence.h"
#include "vk-transient-heap.h"
namespace gfx
{
using namespace Slang;
namespace vk
{
ICommandQueue* CommandQueueImpl::getInterface(const Guid& guid)
{
if (guid == GfxGUID::IID_ISlangUnknown || guid == GfxGUID::IID_ICommandQueue)
return static_cast<ICommandQueue*>(this);
return nullptr;
}
CommandQueueImpl::~CommandQueueImpl()
{
m_renderer->m_api.vkQueueWaitIdle(m_queue);
m_renderer->m_queueAllocCount--;
m_renderer->m_api.vkDestroySemaphore(m_renderer->m_api.m_device, m_semaphore, nullptr);
}
void CommandQueueImpl::init(DeviceImpl* renderer, VkQueue queue, uint32_t queueFamilyIndex)
{
m_renderer = renderer;
m_queue = queue;
m_queueFamilyIndex = queueFamilyIndex;
VkSemaphoreCreateInfo semaphoreCreateInfo = {};
semaphoreCreateInfo.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO;
semaphoreCreateInfo.flags = 0;
m_renderer->m_api
.vkCreateSemaphore(m_renderer->m_api.m_device, &semaphoreCreateInfo, nullptr, &m_semaphore);
}
void CommandQueueImpl::waitOnHost()
{
auto& vkAPI = m_renderer->m_api;
vkAPI.vkQueueWaitIdle(m_queue);
}
Result CommandQueueImpl::getNativeHandle(InteropHandle* outHandle)
{
outHandle->api = InteropHandleAPI::D3D12;
outHandle->handleValue = (uint64_t)m_queue;
return SLANG_OK;
}
const CommandQueueImpl::Desc& CommandQueueImpl::getDesc()
{
return m_desc;
}
Result CommandQueueImpl::waitForFenceValuesOnDevice(
GfxCount fenceCount,
IFence** fences,
uint64_t* waitValues)
{
for (GfxIndex i = 0; i < fenceCount; ++i)
{
FenceWaitInfo waitInfo;
waitInfo.fence = static_cast<FenceImpl*>(fences[i]);
waitInfo.waitValue = waitValues[i];
m_pendingWaitFences.add(waitInfo);
}
return SLANG_OK;
}
void CommandQueueImpl::queueSubmitImpl(
uint32_t count,
ICommandBuffer* const* commandBuffers,
IFence* fence,
uint64_t valueToSignal)
{
auto& vkAPI = m_renderer->m_api;
m_submitCommandBuffers.clear();
for (uint32_t i = 0; i < count; i++)
{
auto cmdBufImpl = static_cast<CommandBufferImpl*>(commandBuffers[i]);
if (!cmdBufImpl->m_isPreCommandBufferEmpty)
m_submitCommandBuffers.add(cmdBufImpl->m_preCommandBuffer);
auto vkCmdBuf = cmdBufImpl->m_commandBuffer;
m_submitCommandBuffers.add(vkCmdBuf);
}
Array<VkSemaphore, 2> signalSemaphores;
Array<uint64_t, 2> signalValues;
signalSemaphores.add(m_semaphore);
signalValues.add(0);
VkSubmitInfo submitInfo = {};
submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
VkPipelineStageFlags stageFlag[] = {
VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT,
VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT};
submitInfo.pWaitDstStageMask = stageFlag;
submitInfo.commandBufferCount = (uint32_t)m_submitCommandBuffers.getCount();
submitInfo.pCommandBuffers = m_submitCommandBuffers.getBuffer();
Array<VkSemaphore, 3> waitSemaphores;
Array<uint64_t, 3> waitValues;
for (auto s : m_pendingWaitSemaphores)
{
if (s != VK_NULL_HANDLE)
{
waitSemaphores.add(s);
waitValues.add(0);
}
}
for (auto& fenceWait : m_pendingWaitFences)
{
waitSemaphores.add(fenceWait.fence->m_semaphore);
waitValues.add(fenceWait.waitValue);
}
m_pendingWaitFences.clear();
VkTimelineSemaphoreSubmitInfo timelineSubmitInfo = {
VK_STRUCTURE_TYPE_TIMELINE_SEMAPHORE_SUBMIT_INFO};
if (fence)
{
auto fenceImpl = static_cast<FenceImpl*>(fence);
signalSemaphores.add(fenceImpl->m_semaphore);
signalValues.add(valueToSignal);
submitInfo.pNext = &timelineSubmitInfo;
timelineSubmitInfo.signalSemaphoreValueCount = (uint32_t)signalValues.getCount();
timelineSubmitInfo.pSignalSemaphoreValues = signalValues.getBuffer();
timelineSubmitInfo.waitSemaphoreValueCount = (uint32_t)waitValues.getCount();
timelineSubmitInfo.pWaitSemaphoreValues = waitValues.getBuffer();
}
submitInfo.waitSemaphoreCount = (uint32_t)waitSemaphores.getCount();
if (submitInfo.waitSemaphoreCount)
{
submitInfo.pWaitSemaphores = waitSemaphores.getBuffer();
}
submitInfo.signalSemaphoreCount = (uint32_t)signalSemaphores.getCount();
submitInfo.pSignalSemaphores = signalSemaphores.getBuffer();
VkFence vkFence = VK_NULL_HANDLE;
if (count)
{
auto commandBufferImpl = static_cast<CommandBufferImpl*>(commandBuffers[0]);
vkFence = commandBufferImpl->m_transientHeap->getCurrentFence();
vkAPI.vkResetFences(vkAPI.m_device, 1, &vkFence);
commandBufferImpl->m_transientHeap->advanceFence();
}
vkAPI.vkQueueSubmit(m_queue, 1, &submitInfo, vkFence);
m_pendingWaitSemaphores[0] = m_semaphore;
m_pendingWaitSemaphores[1] = VK_NULL_HANDLE;
}
void CommandQueueImpl::executeCommandBuffers(
GfxCount count,
ICommandBuffer* const* commandBuffers,
IFence* fence,
uint64_t valueToSignal)
{
if (count == 0 && fence == nullptr)
return;
queueSubmitImpl(count, commandBuffers, fence, valueToSignal);
}
} // namespace vk
} // namespace gfx
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