Function reload

src/dll/shaderRegistry.cpp:103–234

	}

	bool reload(ShaderReloadInfo *const reloadInfo, CompiledShader *const shader) {
		LPCSTR profile =
			reloadInfo->shaderType == ShaderType::Pixel ? "ps_4_0" :
			reloadInfo->shaderType == ShaderType::Compute ? "cs_5_0" :
			"vs_4_0";

		std::vector<char> sourceBlob;
		for (int retry = 0; retry < 100; ++retry, Sleep(10)) {
			sourceBlob.clear();

            FILE* f;
			errno_t err = fopen_s(&f, reloadInfo->path.c_str(), "rb");
			if (err != 0) {
				continue;
			}

			fseek(f, 0, SEEK_END);
			long fileSize = ftell(f);
			fseek(f, 0, SEEK_SET);

			sourceBlob.resize(fileSize);
			const long rb = fread_s(sourceBlob.data(), sourceBlob.size(), 1, fileSize, f);

			fclose(f);
			if (rb == fileSize) {
				break;	// success
			}

			sourceBlob.clear();
		}

		if (0 == sourceBlob.size()) {
			return false;
		}

		ID3DBlob*	shaderBlob = nullptr;
		char*		shaderBinaryPtr = nullptr;
		size_t		shaderBinaryLength = 0;

		if (sourceBlob.size() > 4 && sourceBlob[0] == 'D' && sourceBlob[1] == 'X' && sourceBlob[2] == 'B' && sourceBlob[3] == 'C')
		{
			// Binary shader
			shaderBinaryPtr = sourceBlob.data();
			shaderBinaryLength = sourceBlob.size();
		}
		else
		{
			ID3DBlob* errorBlob = nullptr;

			const char* const entryPoint =	reloadInfo->shaderType == ShaderType::Pixel ? "mainPS" :
											reloadInfo->shaderType == ShaderType::Compute ? "mainCS" :
											"mainVS";

			HRESULT hr = D3DCompile(
				sourceBlob.data(), 
				sourceBlob.size(), 
				nullptr, 
				nullptr,