SetLayout.hpp

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///
/// @file SetLayout.hpp
/// @brief This file contains the DescriptorSetLayout class
/// @namespace ven
///
 
#pragma once
 
#include <memory>
#include <unordered_map>
 
#include "VEngine/Core/Device.hpp"
 
namespace ven {
 
    ///
    /// @class DescriptorSetLayout
    /// @brief Class for descriptor set layout
    /// @namespace ven
    ///
    class DescriptorSetLayout {
 
        public:
 
            class Builder {
 
                public:
 
                    explicit Builder(Device &device) : m_device{device} {}
 
                    Builder &addBinding(uint32_t binding, VkDescriptorType descriptorType, VkShaderStageFlags stageFlags, uint32_t count = 1);
                    std::unique_ptr<DescriptorSetLayout> build() const { return std::make_unique<DescriptorSetLayout>(m_device, m_bindings); }
 
                private:
 
                    Device &m_device;
                    std::unordered_map<uint32_t, VkDescriptorSetLayoutBinding> m_bindings;
 
            }; // class Builder
 
            DescriptorSetLayout(Device &device, const std::unordered_map<uint32_t, VkDescriptorSetLayoutBinding>& bindings);
            ~DescriptorSetLayout() { vkDestroyDescriptorSetLayout(m_device.device(), m_descriptorSetLayout, nullptr); }
 
            DescriptorSetLayout(const DescriptorSetLayout &) = delete;
            DescriptorSetLayout &operator=(const DescriptorSetLayout &) = delete;
            DescriptorSetLayout(DescriptorSetLayout &&) = delete;
            DescriptorSetLayout &operator=(DescriptorSetLayout &&) = delete;
 
            VkDescriptorSetLayout getDescriptorSetLayout() const { return m_descriptorSetLayout; }
 
        private:
 
            Device &m_device;
            VkDescriptorSetLayout m_descriptorSetLayout;
            std::unordered_map<uint32_t, VkDescriptorSetLayoutBinding> m_bindings;
 
            friend class DescriptorWriter;
 
    }; // class DescriptorSetLayout
 
} // namespace ven