foray_blas.hpp

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#pragma once
#include "../bench/foray_bench_declares.hpp"
#include "../core/foray_context.hpp"
#include "../core/foray_managedbuffer.hpp"
#include "../core/foray_managedresource.hpp"
#include "../scene/foray_scene_declares.hpp"
 
namespace foray::as {
 
    class Blas : public core::VulkanResource<VkObjectType::VK_OBJECT_TYPE_ACCELERATION_STRUCTURE_KHR>
    {
      public:
        virtual ~Blas() { Destroy(); }
 
        inline static const char* BENCH_RESET         = "Reset";
        inline static const char* BENCH_CREATESTRUCTS = "Create Build Structs";
        inline static const char* BENCH_GETSIZES = "Get Build Sizes";
        inline static const char* BENCH_CREATE = "Create";
        inline static const char* BENCH_BUILD = "Build";
 
        inline virtual std::string_view GetTypeName() const override { return "Bottom-Level AS"; }
 
        virtual void CreateOrUpdate(core::Context* context, const scene::Mesh* mesh, const scene::gcomp::GeometryStore* store, bench::HostBenchmark* benchmark = nullptr);
 
        inline virtual bool Exists() const override { return !mAccelerationStructure; }
        virtual void        Destroy() override;
 
        FORAY_GETTER_V(AccelerationStructure)
        FORAY_GETTER_V(BlasAddress)
        FORAY_GETTER_CR(BlasMemory)
        FORAY_GETTER_V(Mesh)
 
      protected:
        core::Context*             mContext = nullptr;
        const scene::Mesh*         mMesh    = nullptr;
        core::ManagedBuffer        mBlasMemory;
        VkAccelerationStructureKHR mAccelerationStructure{};
        VkDeviceAddress            mBlasAddress{};
    };
}  // namespace foray::as