TextureFormat.hpp

#pragma once
#include <cstdint>
#undef None
 
namespace RGL {
    enum class ResourceLayout : uint8_t {
        Undefined = 0,
        General = 1,
        ColorAttachmentOptimal = 2,
        DepthStencilAttachmentOptimal = 3,
        DepthStencilReadOnlyOptimal = 4,
        ShaderReadOnlyOptimal = 5,
        TransferSourceOptimal = 6,
        TransferDestinationOptimal,
        Reinitialized,
        DepthReadOnlyStencilAttachmentOptimal,
        DepthAttachmentStencilReadOnlyOptimal,
        DepthAttachmentOptimal,
        DepthReadOnlyOptimal,
        StencilAttachmentOptimal,
        StencilReadOnlyOptimal,
        ReadOnlyOptimal,
        AttachmentOptimal,
        Present
    };
 
 
    enum class TextureFormat {
        Undefined,
        BGRA8_Unorm,
        RGBA8_Uint,
        RGBA8_Unorm,
        RGBA16_Unorm,
        RGBA16_Snorm,
        RGBA16_Sfloat,
        RGBA32_Sfloat,
 
        R8_Uint,
        R16_Float,
        R32_Uint,
        R32_Float,
 
        BC1_RGB_Unorm,      // DXT1
        BC1_RGB_SRGB,   
        BC1_RGBA_Unorm, 
        BC1_RGBA_SRGB,
 
        BC2_Unorm,          // DXT2,
        BC2_SRGB,
 
        BC3_Unorm,          // DXT3
        BC3_SRGB,
 
        BC4_Unorm,          // DXT4
        BC4_SRGB,
 
        BC5_Unorm,          // DXT5
        BC5_SRGB,
 
        D32SFloat,          // 32 bit float
        D24UnormS8Uint,     // 24 bit depth, 8 bit stencil
    };
 
    enum class MSASampleCount : uint8_t {
            C0 = 0,
            C1 = 1,
            C2 = 2,
            C4 = 4,
            C8 = 8,
            C16 = 16,
            C32 = 32,
            C64 = 64,
    };
 
    enum class LoadAccessOperation : uint8_t {
        Load = 0,
        Clear,
        DontCare,
        NotAccessed
    };
 
    enum class StoreAccessOperation : uint8_t {
        Store,
        DontCare,
        None,
    };
 
    struct TextureUsage {
        bool TransferSource : 1 = false;
        bool TransferDestination : 1 = false;
        bool Sampled : 1 = false;
        bool Storage : 1 = false;
        bool ColorAttachment : 1 = false;
        bool DepthStencilAttachment : 1 = false;
        bool TransientAttachment : 1 = false;
        bool InputAttachment : 1 = false;
    };
 
    struct TextureAspect {
        bool HasColor : 1 = false;
        bool HasDepth : 1 = false;
        bool HasStencil : 1 = false;
        bool HasMetadata : 1 = false;
    };
 
}