Vector3.Up);

proj = Matrix.CreatePerspectiveFieldOfView(FOV, aspectRatio, nearClip,

farClip);

for (int i = 0; ball.Length > i;

{

world = Matrix.CreateTranslation(ball[i].position); ball[i].DrawModel(world, view, proj);

}

spriteBatch.Begin(SpriteBlendMode.AlphaBlend);

cursor.DrawSprite(spriteBatch);

spriteBatch.End();

break;

}

case CurentGameState.GameOverScreen:

{

break;

}

case CurentGameState.VictoryScreen:

{

break;

} }

base.Draw(gameTime);

}

/// <summary> /// Движение мячей /// <summary> void MoveBall()

{

for (int i = 0; ball.Length > i;

{

ball[i].position.Y -= ball[i].speed;

}

}

/// <summary> /// Клик мышей /// <summary>

void MouseClickO {

mouseState = Mouse.GetState(); cursor.spritePosition.X = mouseState.X; cursor.spritePosition.Y = mouseState.Y;

for (int i = 0; bb.Length > i; {

bb[i].Center = ball[i].position; bb[i].Radius = ball[i].radius;

}

Ray pickRay = GetPickRay();

for (int i = 0; ball.Length > i;

{

Nullable<float> resultO = pickRay.Intersects(bb[0]); if (resultO.HasValue == true)

{

ball[0].position.X = rand.Next(-(rand.Next(0, 80)), rand.Next(0, 80));

ball[0].position.Y = rand.Next(0, 80); ball[0].position.Z = -(rand.Next(20, 150));

}

Nullable<float> resultl = pickRay.Intersects(bb[1]); if (resultl.HasValue == true)

{

ball[1].position.X = rand.Next(-(rand.Next(0, 80)), rand.Next(0, 80));

ball[1].position.Y = rand.Next(0, 80); ball[1].position.Z = -(rand.Next(20, 150));

}

Nullable<float> result2 = pickRay.Intersects(bb[2]); if (result2.HasValue == true)

{

ball[2].position.X = rand.Next(-(rand.Next(0, 80)), rand.Next(0, 80));

ball[2].position.Y = rand.Next(0, 80); ball[2].position.Z = -(rand.Next(20, 150));

}

}

}

/// <summary>

/// Преобразовываем координаты мыши /// <summary> Ray GetPickRay()

{

mouseState = Mouse.GetState(); int mouseX = mouseState.X; int mouseY = mouseState.Y;

Vector3 nearsource = new Vector3((float)mouseX, (float)mouseY, 0f); Vector3 farsource = new Vector3((float)mouseX, (float)mouseY, 1f);

316 Стреляем по целям

// мировая матрица

world = Matrix.CreateTranslation(0, 0, 0); // матрица вида

view = Matrix.CreateLookAt(new Vector3(0.0f, 0.0f, 150.0f), Vector3.Zero,

Vector3.Up);

// матрица проекции

proj = Matrix.CreatePerspectiveFieldOfView(FOV, aspectRatio, nearClip,

farClip);

// ближняя точка

Vector3 nearPoint = graphics.GraphicsDevice.Viewport.Unproject(nearsource, proj, view, world); // дальняя точка

Vector3 farPoint = graphics.GraphicsDevice.Viewport.Unproject(farsource, proj, view, world);