Tools: Add a script to export fog parameters as JSON

Tools/export-fog-parameters.lua

@@ -0,0 +1,22 @@
+local RagnarokGRF = require("Core.FileFormats.RagnarokGRF")
+local FogParameters = require("Core.FileFormats.FogParameters")
+
+local json = require("json")
+
+local inputFilePath = "data/fogparametertable.txt"
+printf("Exporting fog parameters: %s", inputFilePath)
+
+local grfPath = "data.grf"
+local grf = RagnarokGRF()
+grf:Open(grfPath)
+
+local inputFileContents = grf:ExtractFileInMemory(inputFilePath)
+
+grf:Close()
+
+local fogParametersTable = FogParameters:DecodeFileContents(inputFileContents)
+
+local outputFilePath = path.join("Exports", "fog-parameters.json")
+local jsonFileContents = json.prettier(fogParametersTable)
+printf("Saving fog parameters for %s maps: %s", table.count(fogParametersTable), outputFilePath)
+C_FileSystem.WriteFile(outputFilePath, jsonFileContents)