Add multi monitor multiplayer

profiler.go

@@ -0,0 +1,38 @@
+package main
+
+import (
+	"fmt"
+	"github.com/veandco/go-sdl2/sdl"
+)
+
+func profileSection(section func()) uint64 {
+	start := sdl.GetTicks64()
+	section()
+	end := sdl.GetTicks64()
+	return end - start
+}
+
+func logProfilingInfo(handleEventsTime, renderTime, scaleTime, frameTime, frameCount uint64) {
+	floatFrame := float64(frameCount)
+	fmt.Printf("Average handleEvents time: %f ms\n", float64(handleEventsTime)/floatFrame)
+	fmt.Printf("Average render time: %f ms\n", float64(renderTime)/floatFrame)
+	fmt.Printf("Average scaling time: %f ms\n", float64(scaleTime)/floatFrame)
+	fmt.Printf("Average frame time: %f ms\n", float64(frameTime)/floatFrame)
+	fmt.Print("\n")
+}
+
+func resetProfilingCounters(handleEventsTime, renderTime, scaleTime, frameTime *uint64, frameCount *uint64) {
+	*handleEventsTime = 0
+	*renderTime = 0
+	*scaleTime = 0
+	*frameTime = 0
+	*frameCount = 0
+}
+
+func enforceFrameRate(frameStart uint64, targetFPS int) {
+	frameDuration := 1000 / targetFPS
+	elapsed := sdl.GetTicks64() - frameStart
+	if delay := frameDuration - int(elapsed); delay > 0 {
+		sdl.Delay(uint32(delay))
+	}
+}