50 lines
1.0 KiB
C++
50 lines
1.0 KiB
C++
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#include<hgl/type/String.h>
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#include<hgl/type/Map.h>
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#include<hgl/graph/mtl/StdMaterial.h>
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#include<hgl/io/LoadString.h>
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#include<hgl/filesystem/Filename.h>
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#include<hgl/filesystem/Filesystem.h>
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STD_MTL_NAMESPACE_BEGIN
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namespace
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{
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ObjectMap<AnsiString,UTF8String> shader_library;
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}
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// <20><>Ϊ<EFBFBD><CEAA>Debug<75>Σ<D7B6><CEA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֱ<EFBFBD>Ӵ<EFBFBD><D3B4>ļ<EFBFBD>ϵͳ<CFB5><CDB3><EFBFBD><EFBFBD>
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const AnsiString *LoadShader(const AnsiString &shader_name)
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{
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if(shader_name.IsEmpty())
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return(nullptr);
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UTF8String *shader;
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if(shader_library.Get(shader_name,shader))
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return shader;
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const AnsiString filename=shader_name+".glsl";
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const AnsiString fullname=filesystem::MergeFilename("ShaderLibrary",filename);
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const OSString os_fn=ToOSString(fullname);
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if(!filesystem::FileExist(os_fn))
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return(nullptr);
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shader=new UTF8String;
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if(LoadStringFromTextFile(*shader,os_fn)<=0)
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{
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delete shader;
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shader=nullptr;
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}
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shader_library.Add(shader_name,shader);
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return shader;
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}
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STD_MTL_NAMESPACE_END
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