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adding descriptors support to renderer

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Kbz-8
2023-01-23 19:27:37 +01:00
parent 54fc452aa2
commit 4c1043ee17
13 changed files with 346 additions and 28 deletions
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74
src/renderer/descriptors/vk_descriptor_set.cpp git.filemode.normal_file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* vk_descriptor_set.cpp :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maldavid <kbz_8.dev@akel-engine.com> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/01/23 18:40:44 by maldavid #+# #+# */
/* Updated: 2023/01/23 18:54:28 by maldavid ### ########.fr */
/* */
/* ************************************************************************** */
#include "vk_descriptor_set.h"
#include "vk_descriptor_pool.h"
#include "vk_descriptor_set_layout.h"
#include <renderer/buffers/vk_ubo.h>
#include <renderer/renderer.h>
namespace mlx
{
void DescriptorSet::init(Renderer* renderer, UBO* ubo, DescriptorSetLayout& layout, DescriptorPool& pool)
{
_renderer = renderer;
auto device = Render_Core::get().getDevice().get();
_pool = pool.get();
std::array<VkDescriptorSetLayout, MAX_FRAMES_IN_FLIGHT> layouts;
layouts.fill(layout.get());
VkDescriptorSetAllocateInfo allocInfo{};
allocInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO;
allocInfo.descriptorPool = _pool;
allocInfo.descriptorSetCount = MAX_FRAMES_IN_FLIGHT;
allocInfo.pSetLayouts = layouts.data();
if(vkAllocateDescriptorSets(device, &allocInfo, _desc_set.data()) != VK_SUCCESS)
core::error::report(e_kind::fatal_error, "Vulkan : failed to allocate descriptor set");
for(int i = 0; i < MAX_FRAMES_IN_FLIGHT; i++)
{
VkDescriptorBufferInfo bufferInfo{};
bufferInfo.buffer = ubo->get(i);
bufferInfo.offset = ubo->getOffset(i);
bufferInfo.range = ubo->getSize(i);
VkWriteDescriptorSet descriptorWrite{};
descriptorWrite.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
descriptorWrite.dstSet = _desc_set[i];
descriptorWrite.dstBinding = 0;
descriptorWrite.dstArrayElement = 0;
descriptorWrite.descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
descriptorWrite.descriptorCount = 1;
descriptorWrite.pBufferInfo = &bufferInfo;
vkUpdateDescriptorSets(device, 1, &descriptorWrite, 0, nullptr);
}
}
VkDescriptorSet& DescriptorSet::operator()() noexcept
{
return _desc_set[_renderer->getActiveImageIndex()];
}
VkDescriptorSet& DescriptorSet::get() noexcept
{
return _desc_set[_renderer->getActiveImageIndex()];
}
void DescriptorSet::destroy() noexcept
{
vkFreeDescriptorSets(Render_Core::get().getDevice().get(), _pool, MAX_FRAMES_IN_FLIGHT, _desc_set.data());
}
}