Fix OOB and refactor

player.go

@@ -0,0 +1,63 @@
+package main
+
+import (
+	rl "github.com/gen2brain/raylib-go/raylib"
+)
+
+func DrawPlayer(player Player, model rl.Model) {
+	// Draw the player based on its actual position (PosActual) and current tile height
+	playerPos := rl.Vector3{
+		X: player.PosActual.X,
+		Y: mapGrid[player.PosTile.X][player.PosTile.Y].Height*TileHeight + 16.0,
+		Z: player.PosActual.Z,
+	}
+
+	rl.DrawModel(model, playerPos, 16, rl.White)
+
+	// Draw highlight around target tile
+	if len(player.TargetPath) > 0 {
+		targetTile := player.TargetPath[len(player.TargetPath)-1] // last tile in the slice
+		targetPos := rl.Vector3{
+			X: float32(targetTile.X * TileSize),
+			Y: mapGrid[targetTile.X][targetTile.Y].Height * TileHeight,
+			Z: float32(targetTile.Y * TileSize),
+		}
+		rl.DrawCubeWires(targetPos, TileSize, TileHeight, TileSize, rl.Green)
+
+		nextTile := player.TargetPath[0] // first tile in the slice
+		nextPos := rl.Vector3{
+			X: float32(nextTile.X * TileSize),
+			Y: mapGrid[nextTile.X][nextTile.Y].Height * TileHeight,
+			Z: float32(nextTile.Y * TileSize),
+		}
+		rl.DrawCubeWires(nextPos, TileSize, TileHeight, TileSize, rl.Yellow)
+	}
+}
+
+func (player *Player) MoveTowards(target Tile, deltaTime float32) {
+	// Calculate the direction vector to the target tile
+	targetPos := rl.Vector3{
+		X: float32(target.X * TileSize),
+		Y: mapGrid[target.X][target.Y].Height * TileHeight,
+		Z: float32(target.Y * TileSize),
+	}
+
+	// Calculate direction and normalize it for smooth movement
+	direction := rl.Vector3Subtract(targetPos, player.PosActual)
+	distance := rl.Vector3Length(direction)
+	if distance > 0 {
+		direction = rl.Vector3Scale(direction, player.Speed*deltaTime/distance)
+	}
+
+	// Move the player towards the target tile
+	if distance > 1.0 {
+		player.PosActual = rl.Vector3Add(player.PosActual, direction)
+	} else {
+		// Snap to the target tile when close enough
+		player.PosActual = targetPos
+		player.PosTile = target // Update player's tile
+		if len(player.TargetPath) > 1 {
+			player.TargetPath = player.TargetPath[1:] // Move to next tile in path if any
+		}
+	}
+}