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#pragma once
#include "D3D11Includes.h"
#include "Runtime/Filters/Mesh/VertexData.h"
#include "Runtime/Utilities/dynamic_array.h"
#include <map>
struct InputSignatureD3D11
{
dynamic_array<UInt8> blob;
bool operator < (const InputSignatureD3D11& o) const
{
size_t sizeA = blob.size();
size_t sizeB = o.blob.size();
if (sizeA != sizeB)
return sizeA < sizeB;
int res = memcmp (blob.data(), o.blob.data(), sizeA);
return res < 0;
}
};
class VertexDeclarationsD3D11
{
public:
VertexDeclarationsD3D11();
~VertexDeclarationsD3D11();
ID3D11InputLayout* GetVertexDecl( UInt32 shaderChannelsMap, void* vertexShaderCode, unsigned vertexShaderLength, bool streamOutSkin = false, unsigned int bonesPerVertex = 4 );
ID3D11InputLayout* GetVertexDecl (const ChannelInfoArray& channels, const InputSignatureD3D11* inputSig, bool streamOutSkin = false, unsigned int bonesPerVertex = 4);
ID3D11InputLayout* GetImmVertexDecl (const InputSignatureD3D11* inputSig);
void Clear();
const InputSignatureD3D11* GetShaderInputSignature (void* code, unsigned length);
private:
typedef std::set<InputSignatureD3D11> InputSignatures;
InputSignatures m_InputSignatures;
struct KeyType
{
bool operator < (const KeyType& rhs) const;
ChannelInfoArray channels;
const InputSignatureD3D11* inputSig;
UInt32 extraBits;
};
typedef UNITY_MAP(kMemVertexData, KeyType, ID3D11InputLayout*) VertexDeclMap;
VertexDeclMap m_VertexDeclMap;
typedef UNITY_MAP(kMemVertexData, const InputSignatureD3D11*, ID3D11InputLayout*) ImmVertexDeclMap;
ImmVertexDeclMap m_ImmVertexDeclMap;
};
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