IResourceBinding.h

#pragma once
#include <UnCompute/Backend/IDeviceMemory.h>
 
namespace UN
{
    enum class KernelResourceKind
    {
        Buffer,         
        ConstantBuffer, 
        RWBuffer,       
        SampledTexture, 
        RWTexture,      
        Sampler         
    };
 
    struct KernelResourceDesc
    {
        Int32 BindingIndex      = -1;                         
        KernelResourceKind Kind = KernelResourceKind::Buffer; 
 
        inline KernelResourceDesc() = default;
 
        inline KernelResourceDesc(Int32 bindingIndex, KernelResourceKind kind)
            : BindingIndex(bindingIndex)
            , Kind(kind)
        {
        }
    };
 
    struct ResourceBindingDesc
    {
        const char* Name = nullptr;                  
        ArraySlice<const KernelResourceDesc> Layout; 
 
        inline ResourceBindingDesc() = default;
 
        inline ResourceBindingDesc(const char* name, const ArraySlice<const KernelResourceDesc>& layout)
            : Name(name)
            , Layout(layout)
        {
        }
    };
 
    class IBuffer;
 
    class IResourceBinding : public IDeviceObject
    {
    public:
        using DescriptorType = ResourceBindingDesc;
 
        [[nodiscard]] virtual const DescriptorType& GetDesc() const = 0;
 
        virtual ResultCode SetVariable(Int32 bindingIndex, IBuffer* pBuffer) = 0;
 
        virtual ResultCode Init(const DescriptorType& desc) = 0;
    };
} // namespace UN