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C#-Quelltext

 private Rectangle[] Tree_rect = new Rectangle[216];
        private Rectangle[] Red_rect = new Rectangle[225];

C#-Quelltext

public void UpdatePlayer(Rectangle[] Red_block, Rectangle[] Tree_block)
        {
            Red_rect = Red_block;
            Tree_rect = Tree_block;
          
            if (Keyboard.GetState().IsKeyUp(Keys.W))
            {
                active[0] = false;
            }
            if (Keyboard.GetState().IsKeyUp(Keys.A))
            {
                active[1] = false;
            }
            if (Keyboard.GetState().IsKeyUp(Keys.S))
            {
                active[2] = false;
            }
            if (Keyboard.GetState().IsKeyUp(Keys.D))
            {
                active[3] = false;
            }

            if (Keyboard.GetState().IsKeyDown(Keys.W))
            {
                if (!active[0])
                {
                    active[0] = true;
                    if (player_rect.Y >= 30)
                    {
                        player_rect.Y -= 30;
                    }
                }
            }
            else if (Keyboard.GetState().IsKeyDown(Keys.A))
            {
                if (!active[1])
                {
                    active[1] = true;
                    player_rect.X -= 30;
                }
            }
            else if (Keyboard.GetState().IsKeyDown(Keys.S))
            {
                if (!active[2])
                {
                    active[2] = true;
                    player_rect.Y += 30;
                }
            }
            else if (Keyboard.GetState().IsKeyDown(Keys.D))
            {
                if (!active[3])
                {
                    active[3] = true;

                    if (player_rect.X <= 810 - 70)
                    {
                        player_rect.X += 30;
                    }
                    for (int i = 0; i < 216; i++)
                    {
                        if (player_rect.Intersects(Red_block[i]))
                        {
                            player_rect.X -= Red_block[i].Width;
                        }
                    }
                    for (int a = 0; a < 225; a++)
                    {
                        if (player_rect.Intersects(Tree_block[a]))
                        {
                            player_rect.X -= Tree_block[a].Width;
                        }
                    }
                }
            }
        }