vkvertexlayout.h

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#pragma once
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
#include "ids/idallocator.h"
#include "util/hashtable.h"
namespace Vulkan
{
 
struct VertexLayoutVkBindInfo
{
    Util::FixedArray<VkVertexInputBindingDescription2EXT> binds;
    Util::FixedArray<VkVertexInputAttributeDescription2EXT> attrs;
};

const VertexLayoutVkBindInfo& VertexLayoutGetVkBindInfo(const CoreGraphics::VertexLayoutId layout);
 
struct DerivativeLayout
{
    VkPipelineVertexInputStateCreateInfo info;
    Util::Array<VkVertexInputAttributeDescription> attrs;
 
    DerivativeLayout()
    {
 
    }
    DerivativeLayout(const DerivativeLayout& rhs)
    {
        this->info = rhs.info;
        this->attrs = rhs.attrs;
        this->info.vertexAttributeDescriptionCount = this->attrs.Size();
        this->info.pVertexAttributeDescriptions = this->attrs.Begin();
    }
    DerivativeLayout(DerivativeLayout&& rhs)
    {
        this->info = rhs.info;
        this->attrs = std::move(rhs.attrs);
        this->info.vertexAttributeDescriptionCount = this->attrs.Size();
        this->info.pVertexAttributeDescriptions = this->attrs.Begin();
    }
 
    void operator=(const DerivativeLayout& rhs)
    {
        this->info = rhs.info;
        this->attrs = rhs.attrs;
        this->info.vertexAttributeDescriptionCount = this->attrs.Size();
        this->info.pVertexAttributeDescriptions = this->attrs.Begin();
    }
 
    void operator=(DerivativeLayout&& rhs)
    {
        this->info = rhs.info;
        this->attrs = std::move(rhs.attrs);
        this->info.vertexAttributeDescriptionCount = this->attrs.Size();
        this->info.pVertexAttributeDescriptions = this->attrs.Begin();
    }
};
 
struct BindInfo
{
    Util::FixedArray<VkVertexInputBindingDescription> binds;
    Util::FixedArray<VkVertexInputAttributeDescription> attrs;
};
 
enum
{
    VertexSignature_ProgramLayoutMapping
    , VertexSignature_VkPipelineInfo
    , VertexSignature_BindInfo
    , VertexSignature_LayoutInfo
    , VertexSignature_StreamSize
    , VertexSignature_DynamicBindInfo
};
 
typedef Ids::IdAllocator<
    Util::HashTable<uint64_t, DerivativeLayout>,      
    VkPipelineVertexInputStateCreateInfo,             
    BindInfo,                                         
    CoreGraphics::VertexLayoutInfo,                   
    Util::Array<SizeT>,
    VertexLayoutVkBindInfo
> VkVertexLayoutAllocator;
extern VkVertexLayoutAllocator vertexLayoutAllocator;
} // namespace Vulkan