Sampler.h

#pragma once
 
#include "spark/render/Export.h"
#include "spark/render/StateResource.h"
 
#include <array>
 
namespace spark::render
{
    enum class FilterMode
    {
        Nearest = 0x00000001,
 
        Linear = 0x00000002
    };
 
    enum class MipMapMode
    {
        Nearest = 0x00000001,
 
        Linear = 0x00000002
    };
 
    enum class BorderMode
    {
        Repeat = 0x00000001,
 
        RepeatMirrored = 0x00010001,
 
        ClampToEdge = 0x00000002,
 
        ClampToEdgeMirrored = 0x00010002,
 
        ClampToBorder = 0x00000003,
    };
 
    class SPARK_RENDER_EXPORT ISampler : public virtual IStateResource
    {
    public:
        ~ISampler() noexcept override = default;
 
        [[nodiscard]] virtual FilterMode minifyingFilter() const noexcept = 0;
 
        [[nodiscard]] virtual FilterMode magnifyingFilter() const noexcept = 0;
 
        [[nodiscard]] virtual std::array<BorderMode, 3> borderMode() const noexcept = 0;
 
        [[nodiscard]] virtual float anisotropy() const noexcept = 0;
 
        [[nodiscard]] virtual MipMapMode mipMapMode() const noexcept = 0;
 
        [[nodiscard]] virtual float mipMapBias() const noexcept = 0;
 
        [[nodiscard]] virtual float minLod() const noexcept = 0;
 
        [[nodiscard]] virtual float maxLod() const noexcept = 0;
    };
}