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/*
* Copyright 2022 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 "command_pool.hpp"
namespace VK
{
const CommandChain CommandPool::loader{
{&CommandPool::load_command_pool, &CommandPool::unload_command_pool},
{&CommandPool::load_command_buffers, nullptr}
};
CommandPool::CommandPool(QueueFamily *queue_family, uint32_t buffers_quantity):
queue_family{queue_family}
{
this->command_buffers.resize(buffers_quantity);
CommandPool::loader.execute(this);
}
CommandPool::~CommandPool()
{
CommandPool::loader.revert(this);
}
void
CommandPool::load_command_pool(void *obj)
{
auto *self = static_cast<CommandPool*>(obj);
VkCommandPoolCreateInfo command_pool_create_info;
command_pool_create_info.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
command_pool_create_info.pNext = nullptr;
command_pool_create_info.flags =
VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT;
command_pool_create_info.queueFamilyIndex = self->queue_family->family_index;
if(vkCreateCommandPool(
self->queue_family->device->device, &command_pool_create_info,
nullptr, &self->command_pool) != VK_SUCCESS)
throw CommandError{"Vulkan command pool could not be created."};
}
void
CommandPool::unload_command_pool(void *obj)
{
auto *self = static_cast<CommandPool*>(obj);
vkDestroyCommandPool(
self->queue_family->device->device, self->command_pool, nullptr);
}
void
CommandPool::load_command_buffers(void *obj)
{
auto *self = static_cast<CommandPool*>(obj);
VkCommandBufferAllocateInfo command_buffer_info;
command_buffer_info.sType =
VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
command_buffer_info.pNext = nullptr;
command_buffer_info.commandPool = self->command_pool;
command_buffer_info.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
command_buffer_info.commandBufferCount = self->command_buffers.size();
if(vkAllocateCommandBuffers(
self->queue_family->device->device,
&command_buffer_info, self->command_buffers.data()) != VK_SUCCESS)
throw CommandError{"Vulkan command buffers could not be allocated."};
}
}
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