From 22ca47cfd724f4f2e9e03be29243d8bab9ec74f0 Mon Sep 17 00:00:00 2001
From: any <git@anyary.de>
Date: Sun, 10 May 2026 15:21:57 +0200
Subject: [PATCH] habe versucht parallel physics und rendering zu machen.
 lustiger bug wo alles verschmiert und flackert BROKEN

---
 main.go | 57 ++++++++++++++++++++++++++++++++++-----------------------
 1 file changed, 34 insertions(+), 23 deletions(-)

diff --git a/main.go b/main.go
index 414c6f4..6b83ec3 100644
--- a/main.go
+++ b/main.go
@@ -19,11 +19,40 @@ func spawnParticlesAsGrid(particleWidth float32, particleHeight float32, particl
 	}
 }
 
+func physics(particleList *[MAXPOINTS]rl.Vector2, particleCount int) {
+	var particleSpeed rl.Vector2 = rl.Vector2{0, -300} //pixel pro Sekunde
+	var timeIncrement float32 = 0.001
+	var gravity rl.Vector2 = rl.Vector2{0, 150}
+
+	for j := float32(0); j < 5; {
+		var startTime time.Time = time.Now()
+		for i := 0; i < particleCount; i++ {
+			particleList[i] =
+				rl.Vector2Add(
+					particleList[i],
+					rl.Vector2Scale(particleSpeed, timeIncrement))
+		}
+
+		//fmt.Println(particleList)
+		particleSpeed =
+			rl.Vector2Add(
+				particleSpeed,
+				rl.Vector2Scale(gravity, timeIncrement))
+		j += timeIncrement
+		var endTime time.Time = time.Now()
+		var elapsed time.Duration = endTime.Sub(startTime)
+		var waitTime float64 = float64(timeIncrement) - elapsed.Seconds()
+		println(waitTime)
+		rl.WaitTime(waitTime)
+		rl.ClearBackground(rl.RayWhite)
+	}
+}
+
 func main() {
 	rl.InitWindow(1200, 800, "raylib [core] example - basic window")
 	defer rl.CloseWindow()
 
-	rl.SetTargetFPS(60)
+	rl.SetTargetFPS(120)
 
 	rl.BeginDrawing()
 	rl.WaitTime(1)
@@ -39,38 +68,20 @@ func main() {
 	var particleCount int = particleRowCount * particleColumnCount
 	var particleRadius float32 = 5
 	var particleColor rl.Color = rl.Black
-	var gravity rl.Vector2 = rl.Vector2{0, 10}
+
 	//var stepSize float32 = 10
-	var particleSpeed rl.Vector2 = rl.Vector2{0, -100} //pixel pro zeitinkrement
-	var timeIncrement float32 = 0.01
+
 	var particleList = [MAXPOINTS]rl.Vector2{}
 
 	spawnParticlesAsGrid(particleWidth, particleHeight, particleColumnCount, particleRowCount, &particleList)
+	go physics(&particleList, particleCount)
 
-	for j := float32(0); j < 20; {
+	for !rl.WindowShouldClose() {
 		rl.BeginDrawing()
-		var startTime time.Time = time.Now()
 		for i := 0; i < particleCount; i++ {
 			rl.DrawCircleV(particleList[i], particleRadius, particleColor)
-			particleList[i] =
-				rl.Vector2Add(
-					particleList[i],
-					rl.Vector2Scale(particleSpeed, timeIncrement))
 		}
 		rl.EndDrawing()
-
-		//fmt.Println(particleList)
-		particleSpeed =
-			rl.Vector2Add(
-				particleSpeed,
-				rl.Vector2Scale(gravity, timeIncrement))
-		j += timeIncrement
-		var endTime time.Time = time.Now()
-		var elapsed time.Duration = endTime.Sub(startTime)
-		var waitTime float64 = float64(timeIncrement) - elapsed.Seconds()
-		println(waitTime)
-		rl.WaitTime(waitTime)
-		rl.ClearBackground(rl.RayWhite)
 	}
 
 }