错误 4 error LNK2019: 无法解析的外部符号 "long __cdecl DirectX::CreateDDSTextureFromFile(struct ID3D11Device *,wchar_t const *,struct ID3D11Resource * *,struct ID3D11ShaderResourceView * *,unsigned __int64,enum DirectX::DDS_ALPHA_MODE *)" (?CreateDDSTextureFromFile@DirectX@@YAJPEAUID3D11Device@@PEB_WPEAPEAUID3D11Resource@@PEAPEAUID3D11ShaderResourceView@@_KPEAW4DDS_ALPHA_MODE@1@@Z),该符号在函数 "public: bool __cdecl CrystalMeshInstance::createTextures(struct ID3D11Device *)" (?createTextures@CrystalMeshInstance@@QEAA_NPEAUID3D11Device@@@Z) 中被引用