VK_PassGroup.h

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//
// Created by Administrator on 2025/3/26.
//
 
#include "./PassGroup.h"
#ifndef VK_PASSGROUP_H
#define VK_PASSGROUP_H
 
namespace FCT
{
    class VK_Context;
     namespace RHI
    {
        struct AttachmentSlot
        {
            FCT::Image* image;
            ImageUsage usage;
            uint32_t slot;
            AttachmentSlot() = default;
            AttachmentSlot(FCT::Image* image, ImageUsage usage, uint32_t slot) : image(image), usage(usage), slot(slot) {}
        };
        class VK_PassGroup : public PassGroup {
        public:
            VK_PassGroup(VK_Context* ctx);
            ~VK_PassGroup() override;
            //uint32_t getImageIndex(FCT::Image* image);
            void create();
            vk::RenderPass getRenderPass() const { return m_renderPass; }
            uint32_t getPassIndex(Pass* pass);
            void beginSubmit(CommandBuffer* cmdBuf) override;
            void endSubmit(CommandBuffer* cmdBuf) override;
            void nextPass(CommandBuffer* cmdBuf) override;
        private:
            void collectSubpasses();
            void collectAttachments();
            void collectImageViews();
            uint32_t toPassForDependencies(Pass* pass);
            //std::map<FCT::Image*,uint32_t> m_imageIndices;
            //std::map<uint32_t,AttachmentSlot> m_attachmentSlots;
            std::map<uint32_t,AttachmentSlot> m_targetAttachments;
            std::map<Pass*,uint32_t> m_passIndices;
            std::vector<vk::AttachmentDescription> m_attachments;
            std::vector<vk::SubpassDescription> m_subpasses;
            std::vector<vk::ImageView> m_framebufferViews;
            VK_Context* m_ctx;
            vk::RenderPassCreateInfo m_createInfo;
            vk::RenderPass m_renderPass;
            IRenderTarget* m_target;
            vk::RenderPassBeginInfo m_beginInfo;
            vk::FramebufferCreateInfo m_framebufferInfo;
            //vk::Framebuffer m_framebuffer;
            std::vector<vk::ClearValue> m_clearValues;
            std::unordered_map<RHI::CommandBuffer*,vk::Framebuffer> m_framebuffers;
            std::map<uint32_t, AttachmentSlot> m_depthAttachments;
            uint32_t m_currentPassIndex;
 
            //std::vector<FCT::Image*> m_targets;
        };
    }
}
 
 
#endif //VK_PASSGROUP_H