RenderAPIEnums.h

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/*
   Copyright (c) 2018 DIVIDE-Studio
   Copyright (c) 2009 Ionut Cava
 
   This file is part of DIVIDE Framework.
 
   Permission is hereby granted, free of charge, to any person obtaining a copy
   of this software
   and associated documentation files (the "Software"), to deal in the Software
   without restriction,
   including without limitation the rights to use, copy, modify, merge, publish,
   distribute, sublicense,
   and/or sell copies of the Software, and to permit persons to whom the
   Software is furnished to do so,
   subject to the following conditions:
 
   The above copyright notice and this permission notice shall be included in
   all copies or substantial portions of the Software.
 
   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   IMPLIED,
   INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
   PARTICULAR PURPOSE AND NONINFRINGEMENT.
   IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
   DAMAGES OR OTHER LIABILITY,
   WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
   IN CONNECTION WITH THE SOFTWARE
   OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 */
 
#pragma once
#ifndef DVD_GFX_ENUMS_H
#define DVD_GFX_ENUMS_H
 
namespace Divide {
 
using RenderTargetID = U32;
constexpr RenderTargetID INVALID_RENDER_TARGET_ID = std::numeric_limits<RenderTargetID>::max();
constexpr RenderTargetID SCREEN_TARGET_ID = std::numeric_limits<RenderTargetID>::max() - 1u;
constexpr U8 INVALID_TEXTURE_BINDING = U8_MAX;
 
// 4 should be more than enough even for batching multiple render targets together
enum class RTColourAttachmentSlot : U8
{
    SLOT_0 = 0,
    SLOT_1,
    SLOT_2,
    SLOT_3,
    COUNT
};
 
enum class RenderAPI : U8 {
    None,      
    OpenGL,    
    Vulkan,    
    COUNT
};
 
namespace Names {
    static const char* renderAPI[] = {
        "None", "OpenGL", "Vulkan", "ERROR"
    };
};
 
static_assert(std::size(Names::renderAPI) == to_base(RenderAPI::COUNT) + 1);
 
enum class DescriptorSetUsage : U8 {
    PER_DRAW = 0,
    PER_BATCH,
    PER_PASS,
    PER_FRAME,
    COUNT
};
 
namespace Names {
    static constexpr const char* descriptorSetUsage[] = {
         "PER_DRAW", "PER_BATCH", "PER_PASS", "PER_FRAME", "NONE"
    };
};
 
static_assert(std::size(Names::descriptorSetUsage) == to_base(DescriptorSetUsage::COUNT) + 1);
 
static_assert(to_base(DescriptorSetUsage::PER_DRAW) == 0u, "PER_DRAW must be set to 0 to provide compatibility with the OpenGL renderer!");
 
enum class ReflectorType : U8
{
    PLANAR = 0,
    CUBE,
    COUNT
};
 
namespace Names {
    static constexpr const char* reflectorType[] = {
        "PLANAR", "CUBE", "NONE"
    };
};
 
static_assert(std::size(Names::reflectorType) == to_base(ReflectorType::COUNT) + 1);
 
enum class RefractorType : U8
{
    PLANAR = 0,
    COUNT
};
 
namespace Names {
    static constexpr const char* refractorType[] = {
        "PLANAR", "NONE"
    };
};
 
static_assert(std::size(Names::refractorType) == to_base(RefractorType::COUNT) + 1);
 
 
enum class ImageUsage : U8
{
    UNDEFINED = 0,
    SHADER_READ, // Image read or sampled read
    SHADER_WRITE,
    SHADER_READ_WRITE, //General usage
    CPU_READ,
    RT_COLOUR_ATTACHMENT,
    RT_DEPTH_ATTACHMENT,
    RT_DEPTH_STENCIL_ATTACHMENT,
    COUNT
};
 
namespace Names {
    static constexpr const char* imageUsage[] = {
        "UNDEFINED", "SHADER_READ", "SHADER_WRITE", "SHADER_READ_WRITE", "CPU_READ", "RT_COLOUR_ATTACHMENT", "RT_DEPTH_ATTACHMENT", "RT_DEPTH_STENCIL_ATTACHMENT", "UNKNOWN"
    };
};
 
static_assert(std::size(Names::imageUsage) == to_base(ImageUsage::COUNT) + 1);
 
enum class LightType : U8
{
    DIRECTIONAL = 0,
    POINT = 1,
    SPOT = 2,
    COUNT
};
namespace Names {
    static constexpr const char* lightType[] = {
          "DIRECTIONAL", "POINT", "SPOT", "UNKNOWN"
    };
};
 
static_assert(std::size(Names::lightType) == to_base(LightType::COUNT) + 1);
 
enum class FrustumCollision : U8
{
    FRUSTUM_OUT = 0,
    FRUSTUM_IN,
    FRUSTUM_INTERSECT,
    COUNT
};
 
namespace Names {
    static constexpr const char* frustumCollision[] = {
        "FRUSTUM_OUT", "FRUSTUM_IN", "FRUSTUM_INTERSECT", "NONE"
    };
};
 
static_assert(std::size(Names::frustumCollision) == to_base(FrustumCollision::COUNT) + 1);
 
enum class FrustumPlane : U8
{
    PLANE_LEFT = 0,
    PLANE_RIGHT,
    PLANE_TOP,
    PLANE_BOTTOM,
    PLANE_NEAR,
    PLANE_FAR,
    COUNT
};
 
namespace Names {
    static constexpr const char* frustumPlane[] = {
        "PLANE_LEFT", "PLANE_RIGHT", "PLANE_TOP", "PLANE_BOTTOM", "PLANE_NEAR", "PLANE_FAR", "NONE"
    };
};
 
static_assert(std::size(Names::frustumPlane) == to_base(FrustumPlane::COUNT) + 1);
 
enum class FrustumPoints : U8
{
    NEAR_LEFT_TOP = 0,
    NEAR_RIGHT_TOP,
    NEAR_RIGHT_BOTTOM,
    NEAR_LEFT_BOTTOM,
    FAR_LEFT_TOP,
    FAR_RIGHT_TOP,
    FAR_RIGHT_BOTTOM,
    FAR_LEFT_BOTTOM,
    COUNT
};
 
namespace Names {
    static constexpr const char* frustumPoints[] = {
        "NEAR_LEFT_TOP", "NEAR_RIGHT_TOP", "NEAR_RIGHT_BOTTOM", "NEAR_LEFT_BOTTOM",
        "FAR_LEFT_TOP", "FAR_RIGHT_TOP", "FAR_RIGHT_BOTTOM", "FAR_LEFT_BOTTOM",
        "NONE"
    };
};
 
static_assert(std::size(Names::frustumPoints) == to_base(FrustumPoints::COUNT) + 1);
 
enum class AttribLocation : U8 {
    POSITION = 0,
    TEXCOORD = 1,
    NORMAL = 2,
    TANGENT = 3,
    COLOR = 4,
    BONE_WEIGHT = 5,
    BONE_INDICE = 6,
    WIDTH = 7,
    GENERIC = 8,
    COUNT
};
 
namespace Names {
    static constexpr const char* attribLocation[] = {
        "POSITION", "TEXCOORD", "NORMAL", "TANGENT",
        "COLOR", "BONE_WEIGHT", "BONE_INDICE", "WIDTH",
        "GENERIC", "NONE"
    };
};
 
static_assert(std::size(Names::attribLocation) == to_base(AttribLocation::COUNT) + 1);
 
enum class RenderStage : U8 {
    DISPLAY = 0,
    REFLECTION,
    REFRACTION,
    NODE_PREVIEW,
    SHADOW,
    COUNT
};
 
namespace Names {
    static constexpr const char* renderStage[] = {
        "DISPLAY", "REFLECTION", "REFRACTION", "NODE_PREVIEW", "SHADOW", "NONE"
    };
};
 
static_assert(std::size(Names::renderStage) == to_base(RenderStage::COUNT) + 1);
 
enum class RenderPassType : U8 {
    PRE_PASS = 0,
    MAIN_PASS = 1,
    OIT_PASS = 2,
    TRANSPARENCY_PASS = 3,
    COUNT
};
 
namespace Names {
    static constexpr const char* renderPassType[] = {
        "PRE_PASS", "MAIN_PASS", "OIT_PASS", "TRANSPARENCY_PASS", "NONE"
    };
};
 
static_assert(std::size(Names::renderPassType) == to_base(RenderPassType::COUNT) + 1);
 
enum class PBType : U8 { 
    PB_TEXTURE_1D, 
    PB_TEXTURE_2D, 
    PB_TEXTURE_3D,
    COUNT
};
 
namespace Names {
    static constexpr const char* pbType[] = {
        "PB_TEXTURE_1D", "PB_TEXTURE_2D", "PB_TEXTURE_3D", "NONE"
    };
};
 
static_assert(std::size(Names::pbType) == to_base(PBType::COUNT) + 1);
 
enum class PrimitiveTopology : U8 {
    POINTS = 0,
    LINES,
    //LINE_LOOP, No Vulkan support
    LINE_STRIP,
    TRIANGLES,
    TRIANGLE_STRIP,
    TRIANGLE_FAN,
    //QUADS, //Deprecated and No Vulkan support
    //QUAD_STRIP, //No Vulkan support
    //POLYGON,//No Vulkan support
    LINES_ADJANCENCY,
    LINE_STRIP_ADJACENCY,
    TRIANGLES_ADJACENCY,
    TRIANGLE_STRIP_ADJACENCY,
    PATCH,
    COMPUTE,
    COUNT
};
 
namespace Names {
    static constexpr const char* primitiveType[] = {
        "POINTS", "LINES", "LINE_STRIP", "TRIANGLES", "TRIANGLE_STRIP",
        "TRIANGLE_FAN", "LINES_ADJANCENCY", "LINE_STRIP_ADJACENCY",
        "TRIANGLES_ADJACENCY", "TRIANGLE_STRIP_ADJACENCY", "PATCH", "COMPUTE", "NONE"
    };
};
 
static_assert(std::size(Names::primitiveType) == to_base(PrimitiveTopology::COUNT) + 1);
 
enum class BlendProperty : U8 {
    ZERO = 0,
    ONE,
    SRC_COLOR,
    INV_SRC_COLOR,
    SRC_ALPHA,
    INV_SRC_ALPHA,
    DEST_ALPHA,
    INV_DEST_ALPHA,
    DEST_COLOR,
    INV_DEST_COLOR,
    SRC_ALPHA_SAT,
    COUNT
};
namespace Names {
    static constexpr const char* blendProperty[] = {
       "ZERO", "ONE", "SRC_COLOR", "INV_SRC_COLOR", "SRC_ALPHA", "INV_SRC_ALPHA", "DEST_ALPHA", "INV_DEST_ALPHA",
       "DEST_COLOR", "INV_DEST_COLOR", "SRC_ALPHA_SAT", "NONE"
    };
};
 
static_assert(std::size(Names::blendProperty) == to_base(BlendProperty::COUNT) + 1);
 
enum class BlendOperation : U8 {
    ADD = 0,
    SUBTRACT,
    REV_SUBTRACT,
    MIN,
    MAX,
    COUNT
};
 
namespace Names {
    static constexpr const char* blendOperation[] = {
        "ADD", "SUBTRACT", "REV_SUBTRACT", "MIN", "MAX", "NONE"
    };
};
 
static_assert(std::size(Names::blendOperation) == to_base(BlendOperation::COUNT) + 1);
 
enum class ComparisonFunction : U8 {
    NEVER = 0,
    LESS,
    EQUAL,
    LEQUAL,
    GREATER,
    NEQUAL,
    GEQUAL,
    ALWAYS,
    COUNT
};
 
namespace Names {
    static constexpr const char* compFunctionNames[] = {
        "NEVER", "LESS", "EQUAL", "LEQUAL", "GREATER", "NEQUAL", "GEQUAL", "ALWAYS", "ERROR"
    };
};
 
static_assert(std::size(Names::compFunctionNames) == to_base(ComparisonFunction::COUNT) + 1);
 
enum class CullMode : U8 {
    NONE = 0,
    BACK,
    FRONT,
    ALL,
    COUNT
};
 
namespace Names {
    static constexpr const char* cullModes[] = {
        "None", "BACK", "FRONT", "ALL", "ERROR!"
    };
};
 
static_assert(std::size(Names::cullModes) == to_base(CullMode::COUNT) + 1);
 
enum class ShaderType : U8 {
    FRAGMENT = 0,
    VERTEX = 1,
    GEOMETRY = 2,
    TESSELLATION_CTRL = 3,
    TESSELLATION_EVAL = 4,
    COMPUTE = 5,
    COUNT
};
 
namespace Names {
    static constexpr const char* shaderTypes[] = {
        "Fragment", "Vertex", "Geometry", "TessellationC", "TessellationE", "Compute", "ERROR!"
    };
};
 
static_assert(std::size(Names::shaderTypes) == to_base(ShaderType::COUNT) + 1);
 
enum class ShaderStageVisibility : U16 {
    NONE = 0,
    VERTEX = toBit(1),
    GEOMETRY = toBit(2),
    TESS_CONTROL = toBit(3),
    TESS_EVAL = toBit(4),
    FRAGMENT = toBit(5),
    COMPUTE = toBit(6),
    /*MESH = toBit(7),
    TASK = toBit(8),*/
    COUNT = 7,
    ALL_GEOMETRY = /*MESH | TASK |*/ VERTEX | GEOMETRY | TESS_CONTROL | TESS_EVAL,
    ALL_DRAW = ALL_GEOMETRY | FRAGMENT,
    COMPUTE_AND_DRAW = FRAGMENT | COMPUTE,
    COMPUTE_AND_GEOMETRY = ALL_GEOMETRY | COMPUTE,
    ALL = ALL_DRAW | COMPUTE,
};
 
enum class StencilOperation : U8 {
    KEEP = 0,
    ZERO,
    REPLACE,
    INCR,
    DECR,
    INV,
    INCR_WRAP,
    DECR_WRAP,
    COUNT
};
 
namespace Names {
    static constexpr const char* stencilOpNames[] = {
        "KEEP", "ZERO", "REPLACE", "INCREMENT", "DECREMENT", "INVERT", "INCREMENT_WRAP", "DECREMENT_WRAP", "ERROR"
    };
};
 
static_assert(std::size(Names::stencilOpNames) == to_base(StencilOperation::COUNT) + 1);
 
enum class FillMode : U8 {
    POINT = 0,
    WIREFRAME,
    SOLID,
    COUNT
};
 
namespace Names {
    static constexpr const char* fillMode[] = {
        "Point", "Wireframe", "Solid", "ERROR!"
    };
};
 
static_assert(std::size(Names::fillMode) == to_base(FillMode::COUNT) + 1);
 
enum class TextureType : U8 {
    TEXTURE_1D = 0,
    TEXTURE_2D,
    TEXTURE_3D,
    TEXTURE_CUBE_MAP,
    TEXTURE_1D_ARRAY,
    TEXTURE_2D_ARRAY,
    TEXTURE_CUBE_ARRAY,
    COUNT
};
 
namespace Names {
    static constexpr const char* textureType[] = {
        "TEXTURE_1D",
        "TEXTURE_2D",
        "TEXTURE_3D",
        "TEXTURE_CUBE_MAP",
        "TEXTURE_1D_ARRAY",
        "TEXTURE_2D_ARRAY",
        "TEXTURE_CUBE_ARRAY",
        "NONE"
    };
};
 
static_assert(std::size(Names::textureType) == to_base(TextureType::COUNT) + 1);
 
enum class TextureBorderColour : U8 {
    TRANSPARENT_BLACK_INT = 0,
    TRANSPARENT_BLACK_F32,
    OPAQUE_BLACK_INT,
    OPAQUE_BLACK_F32,
    OPAQUE_WHITE_INT,
    OPAQUE_WHITE_F32,
    CUSTOM_INT,
    CUSTOM_F32,
    COUNT
};
 
namespace Names {
    static constexpr const char* textureBorderColour[] = {
        "TRANSPARENT_BLACK_INT", "TRANSPARENT_BLACK_F32", "OPAQUE_BLACK_INT", "OPAQUE_BLACK_F32", "OPAQUE_WHITE_INT", "OPAQUE_WHITE_F32", "CUSTOM_INT", "CUSTOM_F32", "NONE"
    };
};
 
static_assert(std::size(Names::textureBorderColour) == to_base(TextureBorderColour::COUNT) + 1);
 
enum class TextureFilter : U8 {
    LINEAR = 0,
    NEAREST,
    COUNT
};
 
namespace Names {
    static constexpr const char* textureFilter[] = {
        "LINEAR", "NEAREST", "NONE"
    };
};
 
static_assert(std::size(Names::textureFilter) == to_base(TextureFilter::COUNT) + 1);
 
enum class TextureMipSampling : U8 {
    LINEAR = 0,
    NEAREST,
    NONE,
    COUNT
};
 
 
namespace Names {
    static constexpr const char* textureMipSampling[] = {
        "LINEAR", "NEAREST", "NONE", "ERROR"
    };
};
 
static_assert(std::size(Names::textureMipSampling) == to_base(TextureMipSampling::COUNT) + 1);
 
enum class TextureWrap : U8 {
    CLAMP_TO_EDGE = 0,
    CLAMP_TO_BORDER,
    REPEAT,
    MIRROR_REPEAT,
    MIRROR_CLAMP_TO_EDGE,
    COUNT
};
 
namespace Names {
    static constexpr const char* textureWrap[] = {
        "CLAMP_TO_EDGE", "CLAMP_TO_BORDER", "REPEAT", "MIRROR_REPEAT", "MIRROR_CLAMP_TO_EDGE", "NONE"
    };
};
 
static_assert(std::size(Names::textureWrap) == to_base(TextureWrap::COUNT) + 1);
 
enum class GFXImageFormat : U8 {
    RED = 0,
    RG,
    BGR,
    RGB,
    BGRA,
    RGBA,
    BC1,
    BC1a,
    BC2,
    BC3,
    BC3n,
    BC4s,
    BC4u,
    BC5s,
    BC5u,
    BC6s,
    BC6u,
    BC7,
    //BC3_RGBM,
    //ETC1,
    //ETC2_R,
    //ETC2_RG,
    //ETC2_RGB,
    //ETC2_RGBA,
    //ETC2_RGB_A1,
    //ETC2_RGBM,
    COUNT,
    DXT1_RGB = BC1,
    DXT1_RGBA = BC1a,
    DXT3_RGBA = BC2,
    DXT5_RGBA = BC3,
};
namespace Names {
    static constexpr const char* GFXImageFormat[] = {
        "RED", "RG", "BGR", "RGB", "BGRA", "RGBA", "BC1/DXT1_RGB", "BC1a/DXT1_RGBA", "BC2/DXT3_RGBA",
        "BC3/DXT5_RGBA", "BC3n", "BC4s", "BC4u", "BC5s", "BC5u", "BC6s", "BC6u", "BC7", "NONE",
    };
};
 
static_assert(std::size(Names::GFXImageFormat) == to_base(GFXImageFormat::COUNT) + 1);
 
enum class GFXDataFormat : U8 {
    UNSIGNED_BYTE = 0,
    UNSIGNED_SHORT,
    UNSIGNED_INT,
    SIGNED_BYTE,
    SIGNED_SHORT,
    SIGNED_INT,
    FLOAT_16,
    FLOAT_32,
    COUNT
};
 
namespace Names {
    static constexpr const char* GFXDataFormat[] = {
        "UNSIGNED_BYTE", "UNSIGNED_SHORT", "UNSIGNED_INT", "SIGNED_BYTE", "SIGNED_SHORT", "SIGNED_INT",
        "FLOAT_16", "FLOAT_32", "ERROR"
    };
};
 
static_assert(std::size(Names::GFXDataFormat) == to_base(GFXDataFormat::COUNT) + 1);
 
enum class GFXImagePacking : U8
{
    NORMALIZED,
    NORMALIZED_SRGB,
    UNNORMALIZED, //Don't blame me, found in Vulkan spec 16.1.1 -Ionut
    RGB_565,
    RGBA_4444,
    DEPTH,
    DEPTH_STENCIL,
    COUNT
};
 
namespace Names
{
    static constexpr const char* GFXImagePacking[] = {
        "NORMALIZED", "NORMALIZED_SRGB", "UNNORMALIZED", "RGB_565", "RGBA_4444", "DEPTH", "DEPTH_STENCIL", "ERROR"
    };
};
 
static_assert(std::size( Names::GFXImagePacking ) == to_base( GFXImagePacking::COUNT ) + 1);
 
enum class GPUVendor : U8 {
    NVIDIA = 0,
    AMD,
    INTEL,
    MICROSOFT,
    IMAGINATION_TECH,
    ARM,
    QUALCOMM,
    VIVANTE,
    ALPHAMOSAIC,
    WEBGL, //Khronos
    MESA,
    OTHER,
    COUNT
};
 
namespace Names {
    static constexpr const char* GPUVendor[] = {
        "NVIDIA", "AMD", "INTEL", "MICROSOFT", "IMAGINATION_TECH", "ARM",
        "QUALCOMM", "VIVANTE", "ALPHAMOSAIC", "WEBGL", "MESA", "OTHER", "ERROR"
    };
};
 
static_assert(std::size(Names::GPUVendor) == to_base(GPUVendor::COUNT) + 1);
 
enum class GPURenderer : U8 {
    UNKNOWN = 0,
    ADRENO,
    GEFORCE,
    INTEL,
    MALI,
    POWERVR,
    RADEON,
    VIDEOCORE,
    VIVANTE,
    WEBGL,
    GDI, //Driver not working properly?
    SOFTWARE,
    COUNT
};
 
namespace Names {
    static constexpr const char* GPURenderer[] = {
        "UNKNOWN", "ADRENO", "GEFORCE", "INTEL", "MALI", "POWERVR",
        "RADEON", "VIDEOCORE", "VIVANTE", "WEBGL", "GDI", "SOFTWARE", "ERROR"
    };
};
 
static_assert(std::size(Names::GPURenderer) == to_base(GPURenderer::COUNT) + 1);
 
enum class BufferUsageType : U8 {
    VERTEX_BUFFER = 0,
    INDEX_BUFFER,
    STAGING_BUFFER,
    CONSTANT_BUFFER,
    UNBOUND_BUFFER,
    COMMAND_BUFFER,
    COUNT
};
 
namespace Names {
    static constexpr const char* bufferUsageType[] = {
        "VERTEX_BUFFER", "INDEX_BUFFER", "STAGING_BUFFER", "CONSTANT_BUFFER", "UNBOUND_BUFFER", "COMMAND_BUFFER", "NONE"
    };
};
 
static_assert(std::size(Names::bufferUsageType) == to_base(BufferUsageType::COUNT) + 1);
 
enum class BufferSyncUsage : U8
{
    CPU_WRITE_TO_GPU_READ = 0,
    GPU_WRITE_TO_CPU_READ,
    GPU_WRITE_TO_GPU_READ,
    GPU_WRITE_TO_GPU_WRITE,
    GPU_READ_TO_GPU_WRITE,
    CPU_WRITE_TO_CPU_READ,
    CPU_READ_TO_CPU_WRITE,
    CPU_WRITE_TO_CPU_WRITE,
    COUNT
};
 
namespace Names
{
    static constexpr const char* bufferSyncUsage[] = {
        "CPU_WRITE_TO_GPU_READ", "GPU_WRITE_TO_CPU_READ", "GPU_WRITE_TO_GPU_READ", "GPU_WRITE_TO_GPU_WRITE", "GPU_READ_TO_GPU_WRITE", "CPU_WRITE_TO_CPU_READ", "CPU_READ_TO_CPU_WRITE", "CPU_WRITE_TO_CPU_WRITE", "NONE"
    };
};
 
static_assert(std::size( Names::bufferSyncUsage ) == to_base( BufferSyncUsage::COUNT ) + 1);
 
enum class BufferUpdateUsage : U8 {
    CPU_TO_GPU = 0, //DRAW
    GPU_TO_CPU = 1, //READ
    GPU_TO_GPU = 2, //COPY
    COUNT
};
 
namespace Names {
    static constexpr const char* bufferUpdateUsage[] = {
        "CPU_TO_GPU", "GPU_TO_CPU", "GPU_TO_GPU", "NONE"
    };
};
 
static_assert(std::size(Names::bufferUpdateUsage) == to_base(BufferUpdateUsage::COUNT) + 1);
 
enum class BufferUpdateFrequency : U8 {
    ONCE = 0,       //STATIC
    OCASSIONAL = 1, //DYNAMIC
    OFTEN = 2,      //STREAM
    COUNT
};
 
namespace Names {
    static constexpr const char* bufferUpdateFrequency[] = {
        "ONCE", "OCASSIONAL", "OFTEN", "NONE"
    };
};
 
static_assert(std::size(Names::bufferUpdateFrequency) == to_base(BufferUpdateFrequency::COUNT) + 1);
 
 
enum class QueryType : U8 {
    VERTICES_SUBMITTED = toBit(1),
    PRIMITIVES_GENERATED = toBit(2),
    TESSELLATION_PATCHES = toBit(3),
    TESSELLATION_EVAL_INVOCATIONS = toBit(4),
    GPU_TIME = toBit(5),
    SAMPLE_COUNT = toBit(6),
    ANY_SAMPLE_RENDERED = toBit(7),
    COUNT = 7
};
 
namespace Names {
    static constexpr const char* queryType[] = {
        "VERTICES_SUBMITTED", "PRIMITIVES_GENERATED", "TESSELLATION_PATCHES", "TESSELLATION_EVAL_INVOCATIONS", "GPU_TIME", "SAMPLE_COUNT", "ANY_SAMPLE_RENDERED", "NONE"
    };
};
 
static_assert(std::size(Names::queryType) == to_base(QueryType::COUNT) + 1);
 
enum class PushConstantSize : U8
{
    BYTE = 0,
    WORD,
    DWORD,
    QWORD,
    COUNT
};
 
//ToDo: Make this more generic. Also used by the Editor -Ionut
enum class PushConstantType : U8
{
    BOOL = 0,
    INT,
    UINT,
    FLOAT,
    DOUBLE,
    //BVEC2, use vec2<I32>(1/0, 1/0)
    //BVEC3, use vec3<I32>(1/0, 1/0, 1/0)
    //BVEC4, use vec4<I32>(1/0, 1/0, 1/0, 1/0)
    IVEC2,
    IVEC3,
    IVEC4,
    UVEC2,
    UVEC3,
    UVEC4,
    VEC2,
    VEC3,
    VEC4,
    DVEC2,
    DVEC3,
    DVEC4,
    IMAT2,
    IMAT3,
    IMAT4,
    UMAT2,
    UMAT3,
    UMAT4,
    MAT2,
    MAT3,
    MAT4,
    DMAT2,
    DMAT3,
    DMAT4,
    FCOLOUR3,
    FCOLOUR4,
    //MAT_N_x_M,
    COUNT
};
 
using QueryResults = std::array<std::pair<QueryType, I64>, to_base(QueryType::COUNT)>;
 
using AttributeFlags = std::array<bool, to_base(AttribLocation::COUNT)>;
using AttributeOffsets = std::array<size_t, to_base(AttribLocation::COUNT)>;
 
};  // namespace Divide
 
#endif //DVD_GFX_ENUMS_H