[#100] Fixed Windows tmp directory magic

Signed-off-by: Tobias Frisch <tfrisch@uni-koblenz.de>

include/vkcv/File.hpp

@@ -6,4 +6,6 @@ namespace vkcv {
 	
 	std::filesystem::path generateTemporaryFilePath();
 	
+	std::filesystem::path generateTemporaryDirectoryPath();
+	
 }

modules/upscaling/src/vkcv/upscaling/FSRUpscaling.cpp

@@ -35,7 +35,7 @@ namespace vkcv::upscaling {
 	
 	static bool compileFSRShader(vkcv::shader::GLSLCompiler& compiler,
 								 const shader::ShaderCompiledFunction& compiled) {
-		std::filesystem::path directory = generateTemporaryFilePath();
+		std::filesystem::path directory = generateTemporaryDirectoryPath();
 		
 		if (!std::filesystem::create_directory(directory)) {
 			vkcv_log(LogLevel::ERROR, "The directory could not be created (%s)", directory.string().c_str());

src/vkcv/File.cpp

@@ -45,4 +45,14 @@ namespace vkcv {
 		return tmp / name;
 	}
 	
+	std::filesystem::path generateTemporaryDirectoryPath() {
+		std::filesystem::path tmp = generateTemporaryFilePath();
+		
+		if (std::filesystem::is_directory(tmp)) {
+			return std::filesystem::path(tmp.string() + "W"); // add W for Wambo
+		} else {
+			return tmp;
+		}
+	}
+	
 }