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/*
* Copyright 2022-2024 Frederico de Oliveira Linhares
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "queue_family.hpp"
#ifdef DEBUG
#include <sstream>
#endif
#include "../int/core.hpp"
namespace BluCat::GRA
{
QueueFamily::QueueFamily(
BluCat::GRA::Device *device, uint32_t family_index,
const VkQueueFamilyProperties &queue_family_properties):
queue_mutex{}
{
#ifdef DEBUG
std::stringstream message{};
message << "Queue quantity: " << queue_family_properties.queueCount <<
std::endl;
message << "Graphics: " <<
(queue_family_properties.queueFlags & VK_QUEUE_GRAPHICS_BIT ?
"true" : "false") << std::endl;
message << "Compute: " <<
(queue_family_properties.queueFlags & VK_QUEUE_COMPUTE_BIT ?
"true" : "false") << std::endl;
message << "Transfer: " <<
(queue_family_properties.queueFlags & VK_QUEUE_TRANSFER_BIT ?
"true" : "false") << std::endl;
message << "Sparse Binding: " <<
(queue_family_properties.queueFlags & VK_QUEUE_SPARSE_BINDING_BIT ?
"true" : "false") << std::endl;
INT::core.log.message(Log::Level::Trace, message.str());
#endif
this->device = device;
this->family_index = family_index;
this->family_properties = queue_family_properties;
// Create queues
{
auto queue_count = this->family_properties.queueCount;
this->queue_states.resize(queue_count);
for(auto i{0}; i < queue_count; i++)
{
vkGetDeviceQueue(device->device, this->family_index, i,
&this->queue_states[i].queue);
if(this->queue_states[i].queue == VK_NULL_HANDLE)
throw std::runtime_error("Failed to get Vulkan queue.");
}
}
}
Queue
QueueFamily::get_queue()
{
std::unique_lock<std::mutex> lock{this->queue_mutex};
for(auto i{0}; i < this->queue_states.size(); i++)
if(!this->queue_states[i].busy)
return Queue(this, this->queue_states[i].queue, i);
throw std::length_error("No free queues found.");
}
}
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