cleanup the gitignore. somehow it filtered out the cmd/ dir. my bad

.gitignore

@@ -1,12 +1,7 @@
 
 tests/
-phi-editor
-phi
-phi.exe
-main
-main.exe
-fmt.sh
 .idea/
+main
 vendor/
 .DS_Store
 

cmd/phi/main.go

@@ -0,0 +1,116 @@
+package main
+
+import (
+	"fmt"
+	"github.com/felixangell/phi/internal/cfg"
+	"github.com/felixangell/phi/internal/editor"
+	"github.com/felixangell/strife"
+	"log"
+	"runtime"
+	"time"
+)
+
+func main() {
+	runtime.LockOSThread()
+
+	config := cfg.NewDefaultConfig()
+
+	windowConfig := strife.DefaultConfig()
+	windowConfig.Accelerated = config.Render.Accelerated
+	windowConfig.Alias = config.Render.Aliased
+	windowConfig.VerticalSync = config.Render.VerticalSync
+
+	scaledWidth, scaledHeight := calcScaledWindowDimension()
+	window := strife.SetupRenderWindow(scaledWidth, scaledHeight, windowConfig)
+	window.AllowHighDPI()
+	window.SetTitle("Hello world!")
+	window.SetResizable(true)
+
+	editorInst := editor.NewPhiEditor()
+	window.HandleEvents(func(evt strife.StrifeEvent) {
+		switch event := evt.(type) {
+		case *strife.CloseEvent:
+			window.Close()
+		case *strife.WindowResizeEvent:
+			log.Println("window resize is unimplemented: size", event.Width, event.Height)
+		default:
+			editorInst.HandleEvent(evt)
+		}
+	})
+
+	if err := window.Create(); err != nil {
+		panic(err)
+	}
+
+	editorInst.ApplyConfig(config)
+
+	ctx := window.GetRenderContext()
+
+	// singular render before we enter into the event loop.
+	ctx.Clear()
+	editorInst.Render(ctx)
+	ctx.Display()
+
+	lastDebugRender := time.Now()
+	frames, updates := 0, 0
+	fps, ups := frames, updates
+	for {
+		window.PollEvents()
+		if window.CloseRequested() {
+			break
+		}
+
+		shouldRender := editorInst.Update()
+
+		if shouldRender || config.Render.AlwaysRender {
+			ctx.Clear()
+			editorInst.Render(ctx)
+
+			// this is only printed on each
+			// render...
+			ctx.SetColor(strife.White)
+			ctx.Text(fmt.Sprintf("fps: %d, ups %d", fps, ups), int(scaledWidth-256), int(scaledHeight-128))
+
+			ctx.Display()
+			frames++
+		}
+		updates++
+
+		if time.Now().Sub(lastDebugRender) >= time.Second {
+			lastDebugRender = time.Now()
+			fps, ups = frames, updates
+			frames, updates = 0, 0
+		}
+
+		if config.Render.ThrottleCpuUsage {
+			time.Sleep(time.Duration(config.Render.FrameSleepInterval) * time.Millisecond)
+		}
+	}
+}
+
+func calcScaledWindowDimension() (int, int) {
+	ww, wh := float32(640.0), float32(360.0)
+
+	dpi, defDpi := strife.GetDisplayDPI(0)
+
+	cfg.ScaleFactor = float64(dpi / defDpi)
+
+	scaledWidth := int((ww * dpi) / defDpi)
+	scaledHeight := int((wh * dpi) / defDpi)
+	return scaledWidth, scaledHeight
+}
+
+func getIconSizeForOS() int {
+	size := 16
+	switch runtime.GOOS {
+	case "windows":
+		size = 64
+	case "darwin":
+		size = 512
+	case "linux":
+		size = 96
+	default:
+		log.Println("unrecognized runtime ", runtime.GOOS)
+	}
+	return size
+}