diff options
| -rw-r--r-- | config.json | 7 | ||||
| -rw-r--r-- | main.go | 56 |
2 files changed, 55 insertions, 8 deletions
diff --git a/config.json b/config.json new file mode 100644 index 0000000..77884b9 --- /dev/null +++ b/config.json @@ -0,0 +1,7 @@ +{ + "Frames": 1, + "RangeStart": 0, + "RangeEnd": 1000, + "LoadPath": "data/U_ALL.csv", + "OutPath": "out_%d.csv" +} \ No newline at end of file diff --git a/main.go b/main.go index 3d23ad2..bd243a0 100644 --- a/main.go +++ b/main.go @@ -1,33 +1,48 @@ package main import ( + "encoding/json" "fmt" "git.darknebu.la/GalaxySimulator/Source/csv" "git.darknebu.la/GalaxySimulator/Source/draw" "git.darknebu.la/GalaxySimulator/Source/forces" "git.darknebu.la/GalaxySimulator/Source/structs" "math" + "os" ) +type Config struct { + Threads int `json:"Threads"` + Frames int `json:"Frames"` + RangeStart int `json:"RangeStart"` + RangeEnd int `json:"RangeEnd"` + LoadPath string `json:"LoadPath"` + OutPath string `json:"OutPath"` +} + func main() { - var threads int = 8 - var frames int = 1 - var rangeStart int = 0 - var rangeEnd int = 1 - var path string = "data/U_ALL.csv" + // Load the config + var config Config = LoadConfiguration("config.json") + + fmt.Printf("[+] Utilizing %d threads ", config.Threads) + fmt.Printf("for drawing %d Frames, ", config.Frames) + fmt.Printf("each containing %d Stars.\n", config.RangeEnd) + + fmt.Printf("[+] Getting previously existing Stars from %s ", config.LoadPath) + fmt.Printf("and writing the results to %s.\n", config.OutPath) // the slice starsSlice stores the star structures starsSlice := []structs.Star2D{} - starsSlice = csv.Import(path, rangeStart, rangeEnd, starsSlice) + starsSlice = csv.Import(config.LoadPath, config.RangeStart, config.RangeEnd, starsSlice) fmt.Println("Done loading the data") // Simulate frames - for i := 0; i < frames; i++ { + for i := 0; i < config.Frames; i++ { fmt.Println("Calculating the frame") starsSlice = forces.NextTimestep(starsSlice, 25*math.Pow(10, 4+7)) - starsSlice = forces.CalcAllAccelerations(starsSlice, threads) + starsSlice = forces.CalcAllAccelerations(starsSlice, config.Threads) fmt.Println("Done Calculating") @@ -37,3 +52,28 @@ func main() { fmt.Println("Done drawing all the stars") } } + +// LoadConfiguration loads a configuration file from a given path and returns a struct with +// the values that are defined inside of the configuration file. +func LoadConfiguration(file string) Config { + + // Define some config defaults + var config = Config{ + Threads: 1, + Frames: 1, + RangeStart: 0, + RangeEnd: 1, + OutPath: "", + } + + // Reading the config file and closing when done + configFile, _ := os.Open(file) + defer configFile.Close() + + // Parsing the content and adding it to the config struct + jsonParser := json.NewDecoder(configFile) + jsonParser.Decode(&config) + + // Returning the config for further use + return config +} |
