using System;
using System.Collections.Generic;
using System.Linq;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Audio;
using Microsoft.Xna.Framework.Content;
using Microsoft.Xna.Framework.GamerServices;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;
using Microsoft.Xna.Framework.Media;
namespace Racing
{
/// <summary>
/// This is the main type for your game
/// </summary>
public class Game1 : Microsoft.Xna.Framework.Game
{
GraphicsDeviceManager graphics;
ContentManager content;
SpriteBatch spriteBatch;
KeyboardState keyboardState;
public Texture2D spriteTexture;
public Vector2 spritePosition;
private Texture2D fon;
private Texture2D fon2;
//для движения
Random rand = new Random();
//другие машинки
Sprite[] sprite = new Sprite[4];
int j;
//управление
Sprite car;
//пауза
private bool paused = false;
private bool pauseKeyDown = false;
//столкновения
public BoundingBox bbcar;
public BoundingBox[] bb = new BoundingBox[4];
//меню
Menu menu;
private bool menuState;
private int cursorState;
public Game1()
{
graphics = new GraphicsDeviceManager(this);
Content.RootDirectory = "Content";
content = new ContentManager(Services);
graphics.PreferredBackBufferWidth = 800;
graphics.PreferredBackBufferHeight = 600;
for (int i = 0; sprite.Length > i; i++)
{
sprite[i] = new Sprite(1, 1);
}
car = new Sprite(spritePosition,spriteTexture);
menu = new Menu();
menuState = true;
cursorState = 1;
}
/// <summary>
/// Allows the game to perform any initialization it needs to before starting to run.
/// This is where it can query for any required services and load any non-graphic
/// related content. Calling base.Initialize will enumerate through any components
/// and initialize them as well.
/// </summary>
protected override void Initialize()
{
// TODO: Add your initialization logic here
j = 0;
for (int i =0; sprite.Length > i; i++)
{
sprite[i].spritePosition = new Vector2(rand.Next(10,
Window.ClientBounds.Height), j = j + 200);
}
car.spritePosition = new Vector2(300, 300);
base.Initialize();
}
/// <summary>
/// LoadContent will be called once per game and is the place to load
/// all of your content.
/// </summary>
protected override void LoadContent()
{
// Create a new SpriteBatch, which can be used to draw textures.
spriteBatch = new SpriteBatch(GraphicsDevice);
//spriteTexture = Content.Load<Texture2D>("car1");
//spritePosition = new Vector2(300, 300);
//car = new Sprite(spritePosition, spriteTexture);
car.LoadContent(content, "Content\\car1");
sprite[0].LoadContent(content, "Content\\car2");
sprite[1].LoadContent(content, "Content\\car3");
sprite[2].LoadContent(content, "Content\\car4");
sprite[3].LoadContent(content, "Content\\car5");
fon = Content.Load<Texture2D>("fon");
fon2 = Content.Load<Texture2D>("fon2");
menu.LoadContent(Content);
// TODO: use this.Content to load your game content here
}
/// <summary>
/// UnloadContent will be called once per game and is the place to unload
/// all content.
/// </summary>
protected override void UnloadContent()
{
// TODO: Unload any non ContentManager content here
}
/// <summary>
/// Allows the game to run logic such as updating the world,
/// checking for collisions, gathering input, and playing audio.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
protected override void Update(GameTime gameTime)
{
// Allows the game to exit
keyboardState = Keyboard.GetState();
if (keyboardState.IsKeyDown(Keys.Escape))
{
menuState = true;
}
if (menuState == true)
{
if (keyboardState.IsKeyDown(Keys.Up))
{
menu.cursorPositionGame = new Vector2(550, 30);
menu.cursorPositionExit = new Vector2(520, 120);
cursorState = 1;
}
else if (keyboardState.IsKeyDown(Keys.Down))
{
menu.cursorPositionGame = new Vector2(550, 30);
menu.cursorPositionExit = new Vector2(520, 120);
cursorState = 2;
}
if (keyboardState.IsKeyDown(Keys.Enter) && cursorState == 1)
{
menuState = false;
}
else if (keyboardState.IsKeyDown(Keys.Enter) && cursorState == 2)
{
this.Exit();
}
}
else
{
Pause();
if (paused == false)
{
double elapsed = gameTime.ElapsedGameTime.TotalSeconds;
for (int i = 0; sprite.Length > i; i++)
{
sprite[i].UpdateFrame(elapsed);
}
// TODO: Add your update logic here
MoveSprite();
car.Update(gameTime);
Collisions();
}
}
base.Update(gameTime);
}
public void Pause()
{
if (keyboardState.IsKeyDown(Keys.P))
{
pauseKeyDown = true;
}
else if (pauseKeyDown)
{
pauseKeyDown = false;
paused = !paused;
}
}
public void MoveSprite()
{
for(int i = 0; sprite.Length > i; i++)
{
sprite[i].spritePosition += sprite[i].speedSprite;
if(sprite[i].spritePosition.Y > Window.ClientBounds.Height)
{
sprite[i].spritePosition = new Vector2(rand.Next(10, Window.ClientBounds.Width + 0 + sprite[i].spriteTexture.Width / 12), 50);
}
}
}
public void Collisions()
{
bbcar.Min = new Vector3(car.spritePosition.X,
car.spritePosition.Y, 0);
bbcar.Max = new Vector3(car.spritePosition.X + car.spriteTexture.Width,
car.spritePosition.Y + car.spriteTexture.Height, 0);
for (int i = 0; bb.Length > i; i++)
{
bb[i].Min = new Vector3(sprite[i].spritePosition.X,
sprite[i].spritePosition.Y, 0);
bb[i].Max = new Vector3(sprite[i].spritePosition.X +
sprite[i].spriteTexture.Width, sprite[i].spritePosition.Y +
sprite[i].spriteTexture.Height, 0);
}
if (bbcar.Intersects(bb[0]))
{
sprite[0].spritePosition = new Vector2(rand.Next(10, Window.ClientBounds.Width -
0 - sprite[0].spriteTexture.Width), 50);
}
if (bbcar.Intersects(bb[1]))
{
sprite[1].spritePosition = new Vector2(rand.Next(10, Window.ClientBounds.Width -
0 - sprite[1].spriteTexture.Width), 50);
}
if (bbcar.Intersects(bb[2]))
{
sprite[2].spritePosition = new Vector2(rand.Next(10, Window.ClientBounds.Width -
0 - sprite[2].spriteTexture.Width), 50);
}
if (bbcar.Intersects(bb[3]))
{
sprite[3].spritePosition = new Vector2(rand.Next(10, Window.ClientBounds.Width -
0 - sprite[3].spriteTexture.Width), 50);
}
}
/// <summary>
/// This is called when the game should draw itself.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
protected override void Draw(GameTime gameTime)
{
GraphicsDevice.Clear(Color.CornflowerBlue);
if (menuState == true)
{
spriteBatch.Begin();
menu.DrawMenu(spriteBatch, cursorState);
spriteBatch.End();
}
else
{
spriteBatch.Begin();
spriteBatch.Draw(fon, new Vector2(0, 0), Color.AliceBlue);
//car.DrawCar(spriteBatch);
for (int i = 0; sprite.Length > i; i++)
{
sprite[i].DrawAnimationSprite(spriteBatch);
}
car.DrawAnimationSprite(spriteBatch);
spriteBatch.Draw(fon2, new Vector2(0, 0), Color.AliceBlue);
spriteBatch.End();
}
// TODO: Add your drawing code here
base.Draw(gameTime);
}
}
}
, понял, в чем косяк с поворотом. Надо было в этой строчке 
и обижаться тут не на что. Я все еще изучаю шарп. Но знания алгебры у меня имеются. А вот с мат анализом у меня проблемы.
в общем , гугли в этом направлении