Files
MacroLibX/runtime/Sources/Renderer/Descriptors/DescriptorSet.cpp
2024-04-23 20:59:50 +02:00

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3.9 KiB
C++

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* DescriptorSet.cpp :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maldavid <kbz_8.dev@akel-engine.com> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/01/23 18:40:44 by maldavid #+# #+# */
/* Updated: 2024/04/23 19:50:06 by maldavid ### ########.fr */
/* */
/* ************************************************************************** */
#include <PreCompiled.h>
#include <Renderer/Descriptors/DescriptorSet.h>
#include <Renderer/Core/RenderCore.h>
#include <Renderer/Descriptors/DescriptorPool.h>
#include <Renderer/Buffers/UniformBuffer.h>
#include <Renderer/Renderer.h>
#include <Renderer/Images/Image.h>
namespace mlx
{
void DescriptorSet::Init(NonOwningPtr<Renderer> renderer, NonOwningPtr<DescriptorPool> pool, DescriptorSetLayout layout)
{
MLX_PROFILE_FUNCTION();
m_renderer = renderer;
m_layout = layout;
m_pool = pool;
for(int i = 0; i < MAX_FRAMES_IN_FLIGHT; i++)
m_desc_set[i] = pool->AllocateDescriptorSet(layout);
}
void DescriptorSet::WriteDescriptor(int binding, NonOwningPtr<UniformBuffer> ubo) const noexcept
{
MLX_PROFILE_FUNCTION();
auto device = RenderCore::Get().GetDevice().Get();
for(int i = 0; i < MAX_FRAMES_IN_FLIGHT; i++)
{
VkDescriptorBufferInfo buffer_info{};
buffer_info.buffer = ubo->Get(i);
buffer_info.offset = ubo->GetOffset(i);
buffer_info.range = ubo->GetSize(i);
VkWriteDescriptorSet descriptor_write{};
descriptor_write.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
descriptor_write.dstSet = m_desc_set[i];
descriptor_write.dstBinding = binding;
descriptor_write.dstArrayElement = 0;
descriptor_write.descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
descriptor_write.descriptorCount = 1;
descriptor_write.pBufferInfo = &buffer_info;
vkUpdateDescriptorSets(device, 1, &descriptor_write, 0, nullptr);
}
}
void DescriptorSet::WriteDescriptor(int binding, const Image& image) const noexcept
{
MLX_PROFILE_FUNCTION();
auto device = RenderCore::Get().GetDevice().Get();
VkDescriptorImageInfo image_info{};
image_info.imageLayout = image.GetLayout();
image_info.imageView = image.GetImageView();
image_info.sampler = image.GetSampler();
VkWriteDescriptorSet descriptor_write{};
descriptor_write.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
descriptor_write.dstSet = m_desc_set[m_renderer->GetActiveImageIndex()];
descriptor_write.dstBinding = binding;
descriptor_write.dstArrayElement = 0;
descriptor_write.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
descriptor_write.descriptorCount = 1;
descriptor_write.pImageInfo = &image_info;
vkUpdateDescriptorSets(device, 1, &descriptor_write, 0, nullptr);
}
DescriptorSet DescriptorSet::Duplicate()
{
MLX_PROFILE_FUNCTION();
DescriptorSet set;
set.Init(m_renderer, &RenderCore::Get().GetDescriptorPool(), m_layout);
return set;
}
VkDescriptorSet& DescriptorSet::operator()() noexcept
{
return m_desc_set[m_renderer->GetActiveImageIndex()];
}
VkDescriptorSet& DescriptorSet::Get() noexcept
{
return m_desc_set[m_renderer->GetActiveImageIndex()];
}
void DescriptorSet::Destroy() noexcept
{
MLX_PROFILE_FUNCTION();
if(m_pool != nullptr && RenderCore::Get().IsInit()) // checks if the render core is still init (it should always be init but just in case)
m_pool->FreeDescriptor(*this);
for(auto& set : m_desc_set)
{
if(set != VK_NULL_HANDLE)
set = VK_NULL_HANDLE;
}
}
}