290 lines
6.9 KiB
Go
290 lines
6.9 KiB
Go
package main
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import (
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"errors"
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"fmt"
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"math/rand"
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"os"
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"regexp"
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"runtime"
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"runtime/pprof"
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"sort"
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"strconv"
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"time"
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"git.kirsle.net/SketchyMaze/doodle/assets"
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doodle "git.kirsle.net/SketchyMaze/doodle/pkg"
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"git.kirsle.net/SketchyMaze/doodle/pkg/balance"
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"git.kirsle.net/SketchyMaze/doodle/pkg/branding"
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"git.kirsle.net/SketchyMaze/doodle/pkg/chatbot"
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"git.kirsle.net/SketchyMaze/doodle/pkg/gamepad"
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"git.kirsle.net/SketchyMaze/doodle/pkg/license"
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"git.kirsle.net/SketchyMaze/doodle/pkg/log"
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"git.kirsle.net/SketchyMaze/doodle/pkg/native"
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"git.kirsle.net/SketchyMaze/doodle/pkg/shmem"
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"git.kirsle.net/SketchyMaze/doodle/pkg/sound"
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"git.kirsle.net/SketchyMaze/doodle/pkg/sprites"
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"git.kirsle.net/SketchyMaze/doodle/pkg/usercfg"
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"git.kirsle.net/go/render"
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"git.kirsle.net/go/render/sdl"
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"github.com/urfave/cli/v2"
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sdl2 "github.com/veandco/go-sdl2/sdl"
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_ "image/png"
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)
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// Build number is the git commit hash.
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var (
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Build = "<dynamic>"
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BuildDate string
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)
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func init() {
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if BuildDate == "" {
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BuildDate = time.Now().Format(time.RFC3339)
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}
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// Use all the CPU cores for collision detection and other load balanced
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// goroutine work in the app.
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runtime.GOMAXPROCS(runtime.NumCPU())
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// Seed the random number generator.
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rand.Seed(time.Now().UnixNano())
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}
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func main() {
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runtime.LockOSThread()
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app := cli.NewApp()
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app.Name = "doodle"
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app.Usage = fmt.Sprintf("%s - %s", branding.AppName, branding.Summary)
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var freeLabel string
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if !license.IsRegistered() {
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freeLabel = " (shareware)"
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}
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// Load user settings from disk ASAP.
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if err := usercfg.Load(); err != nil {
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log.Error("Error loading user settings (defaults will be used): %s", err)
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}
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// Set default user settings.
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if usercfg.Current.CrosshairColor == render.Invisible {
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usercfg.Current.CrosshairColor = balance.DefaultCrosshairColor
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}
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// Set GameController style.
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gamepad.SetStyle(gamepad.Style(usercfg.Current.ControllerStyle))
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app.Version = fmt.Sprintf("%s build %s%s. Built on %s",
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branding.Version,
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Build,
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freeLabel,
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BuildDate,
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)
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app.Flags = []cli.Flag{
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&cli.BoolFlag{
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Name: "debug",
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Aliases: []string{"d"},
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Usage: "enable debug level logging",
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},
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&cli.StringFlag{
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Name: "pprof",
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Usage: "record pprof metrics to a filename",
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},
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&cli.StringFlag{
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Name: "chdir",
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Usage: "working directory for the game's runtime package",
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},
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&cli.BoolFlag{
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Name: "edit",
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Aliases: []string{"e"},
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Usage: "edit the map given on the command line (instead of play it)",
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},
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&cli.StringFlag{
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Name: "window",
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Aliases: []string{"w"},
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Usage: "set the window size (e.g. -w 1024x768) or special value: desktop, mobile, landscape, maximized",
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},
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&cli.BoolFlag{
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Name: "guitest",
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Usage: "enter the GUI Test scene on startup",
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},
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&cli.BoolFlag{
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Name: "experimental",
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Usage: "enable experimental Feature Flags",
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},
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&cli.BoolFlag{
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Name: "offline",
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Usage: "offline mode, disables check for new updates",
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},
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}
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app.Action = func(c *cli.Context) error {
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// --chdir into a different working directory? e.g. for Flatpak especially.
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if doodlePath := c.String("chdir"); doodlePath != "" {
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if err := os.Chdir(doodlePath); err != nil {
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log.Error("--chdir: couldn't enter '%s': %s", doodlePath, err)
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return err
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}
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}
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// Recording pprof stats?
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if cpufile := c.String("pprof"); cpufile != "" {
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log.Info("Saving CPU profiling data to %s", cpufile)
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fh, err := os.Create(cpufile)
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if err != nil {
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log.Error("--pprof: can't create file: %s", err)
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return err
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}
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defer fh.Close()
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if err := pprof.StartCPUProfile(fh); err != nil {
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log.Error("pprof: %s", err)
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return err
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}
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defer pprof.StopCPUProfile()
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}
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var filename string
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if c.NArg() > 0 {
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filename = c.Args().Get(0)
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}
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// Setting a custom resolution?
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if c.String("window") != "" {
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if err := setResolution(c.String("window")); err != nil {
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panic(err)
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}
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}
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// Enable feature flags?
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if c.Bool("experimental") || usercfg.Current.EnableFeatures {
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balance.FeaturesOn()
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}
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// Offline mode?
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if c.Bool("offline") {
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shmem.OfflineMode = true
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}
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// SDL engine.
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engine := sdl.New(
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fmt.Sprintf("%s v%s", branding.AppName, branding.Version),
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balance.Width,
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balance.Height,
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)
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// Activate game controller event support.
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sdl2.GameControllerEventState(1)
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// Load the SDL fonts in from bindata storage.
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if fonts, err := assets.AssetDir("assets/fonts"); err == nil {
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for _, file := range fonts {
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data, err := assets.Asset("assets/fonts/" + file)
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if err != nil {
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panic(err)
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}
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sdl.InstallFont(file, data)
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}
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} else {
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panic(err)
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}
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// Preload all sound effects.
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sound.PreloadAll()
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game := doodle.New(c.Bool("debug"), engine)
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game.SetupEngine()
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// Reload usercfg - if their settings.json doesn't exist, we try and pick a
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// default "hide touch hints" based on touch device presence - which is only
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// known after SetupEngine.
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usercfg.Load()
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// Hide the mouse cursor over the window, we draw our own sprite image for it.
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if !native.HasTouchscreen(engine) {
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engine.ShowCursor(false)
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}
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// Set the app window icon.
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if engine, ok := game.Engine.(*sdl.Renderer); ok {
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if icon, err := sprites.LoadImage(game.Engine, balance.WindowIcon); err == nil {
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engine.SetWindowIcon(icon.Image)
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} else {
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log.Error("Couldn't load WindowIcon (%s): %s", balance.WindowIcon, err)
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}
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}
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if c.Bool("guitest") {
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game.Goto(&doodle.GUITestScene{})
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} else if filename != "" {
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if c.Bool("edit") {
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game.EditFile(filename)
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} else {
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game.PlayLevel(filename)
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}
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}
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// Maximizing the window? with `-w maximized`
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if c.String("window") == "maximized" {
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log.Info("Maximize main window")
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engine.Maximize()
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}
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// Log what Doodle thinks its working directory is, for debugging.
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pwd, _ := os.Getwd()
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log.Debug("PWD: %s", pwd)
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// Initialize the developer shell chatbot easter egg.
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chatbot.Setup()
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// Log some basic environment details.
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w, h := engine.WindowSize()
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log.Info("Has touchscreen? %+v Window size: %dx%d", native.HasTouchscreen(engine), w, h)
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game.Run()
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return nil
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}
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sort.Sort(cli.FlagsByName(app.Flags))
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sort.Sort(cli.CommandsByName(app.Commands))
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err := app.Run(os.Args)
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if err != nil {
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log.Error(err.Error())
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}
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}
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func setResolution(value string) error {
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switch value {
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case "desktop", "maximized":
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return nil
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case "mobile":
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balance.Width = 375
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balance.Height = 812
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if !usercfg.Current.Initialized {
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usercfg.Current.HorizontalToolbars = true
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}
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case "landscape":
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balance.Width = 812
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balance.Height = 375
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default:
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var re = regexp.MustCompile(`^(\d+?)x(\d+?)$`)
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m := re.FindStringSubmatch(value)
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if len(m) == 0 {
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return errors.New("--window: must be of the form WIDTHxHEIGHT, i.e. " +
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"1024x768, or special keywords desktop, mobile, or landscape.")
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}
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w, _ := strconv.Atoi(m[1])
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h, _ := strconv.Atoi(m[2])
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balance.Width = w
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balance.Height = h
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}
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return nil
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}
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