/// <summary>
/// Обнаружение столкновения с коллайдером лузы
/// </summary>
/// <param name="parBall">Шар</param>
/// <param name="parPocket">Луза</param>
/// <returns>True если есть столкновение</returns>
private bool IsPocketCollision(BallModelData parBall, Pocket parPocket)
{
SpVector3 ballDistanceVector = parPocket.Center - parBall.Center;
double centersDistance = ballDistanceVector.Length();
return(centersDistance <= parBall.Radius + parPocket.Radius);
}
/// <summary>
/// Обработка столкновения двух шаров
/// </summary>
/// <param name="parBall1">Шар 1</param>
/// <param name="parBall2">Шар 2</param>
/// <returns>True, если столкновение имело место быть</returns>
private bool CheckCollisionsWithBalls(BallModelData parBall1, BallModelData parBall2)
{
if (DetectCollision(parBall1, parBall2))
{
SpVector3 tmpVelocity = ChangeVelocities(parBall1, parBall2);
parBall2.Velocity = ChangeVelocities(parBall2, parBall1);
parBall1.Velocity = tmpVelocity;
double tmpBallSpeed = Math.Max(parBall2.Speed * 0.8, parBall1.Speed * 0.8);
double intersectionRadius = -(parBall2.Center - parBall1.Center).Length() + parBall2.Radius + parBall1.Radius;
if (intersectionRadius <= 0)
{
intersectionRadius = 1;
}
double posModifier = intersectionRadius / 2;
parBall1.Center = parBall1.Center + (parBall1.Center - parBall2.Center).Normalize() * (posModifier + 1);
parBall2.Center = parBall2.Center + (parBall2.Center - parBall1.Center).Normalize() * (posModifier + 1);
parBall1.Speed = tmpBallSpeed;
parBall2.Speed = tmpBallSpeed;
return(true);
}
return(false);
}
/// <summary>
/// Обнаружение столкновения между шарами
/// </summary>
/// <param name="parBall1">Шар первый</param>
/// <param name="parBall2">Шар второй</param>
/// <returns>True если есть столкновение</returns>
private bool DetectCollision(BallModelData parBall1, BallModelData parBall2)
{
SpVector3 ballsDistanceVector = parBall2.Center - parBall1.Center;
double centersDistance = ballsDistanceVector.Length();
return(centersDistance <= parBall1.Radius + parBall2.Radius);
}
/// <summary>
/// Вспомогательный метод для изменения векторов скоростей столкнувшихся шаров
/// </summary>
/// <param name="parBall1">Шар 1</param>
/// <param name="parBall2">Шар 2</param>
/// <returns>Новый вектор скорости для Шара 1</returns>
private SpVector3 ChangeVelocities(BallModelData parBall1, BallModelData parBall2)
{
SpVector3 centersVector = parBall2.Center - parBall1.Center;
SpVector3 ballOnePerpendicular = centersVector.PerpendicularComponent(parBall1.Velocity);
SpVector3 ballTwoPerpendicular = centersVector.PerpendicularComponent(parBall2.Velocity);
SpVector3 ballTwoParallel = centersVector.ParralelComponent(parBall2.Velocity);
SpVector3 newBall1Velocity = ballTwoParallel + ballOnePerpendicular;
return(newBall1Velocity);
}
/// <summary>
/// Проверка, не попал ли шар в лузу
/// </summary>
/// <param name="parBall">Проверяемый шар</param>
/// <returns></returns>
private bool CheckIfIsPocketed(BallModelData parBall)
{
foreach (var fieldPocket in Field.Pockets)
{
if (IsPocketCollision(parBall, fieldPocket))
{
return(true);
}
}
return(false);
}
/// <summary>
/// Запуск проверки всех столкновений на всем столе
/// </summary>
private void CheckCollisions()
{
for (int i = 0; i < BallsInGame.Count; i++)
{
BallModelData currentBall = BallsInGame[i];
if (CheckCollisionsWithBorders(currentBall))
{
ParentGameObject.LinkedAppModel.GetSoundManager()
.PlaySfx(EAppSfxAssets.BallCollisionWallSolid, false);
}
for (int j = i + 1; j < BallsInGame.Count; j++)
{
if (CheckCollisionsWithBalls(currentBall, BallsInGame[j]))
{
ParentGameObject.LinkedAppModel.GetSoundManager().PlaySfx(EAppSfxAssets.BallCollision, false);
}
}
if (CheckIfIsPocketed(currentBall))
{
ParentGameObject.LinkedAppModel.GetSoundManager().PlaySfx(EAppSfxAssets.BallPocketed, false);
if (currentBall != PlayerWhiteBall)
{
BallsPocketed.Add(currentBall);
BallsInGame.Remove(currentBall);
_flagAtLeastOneBallIsPocketed = true;
ActualPlayer.Score += 100;
i--;
}
else
{
currentBall.ResetMovement();
currentBall.Center = _levelConfig.PlayerWhiteBall.StartCenterPosition;
ActualPlayer.Score -= 200;
ActualPlayer.LifeCount -= 2;
}
}
}
}
/// <summary>
/// Замена конструктора, процедура инициализации компонента
/// </summary>
/// <param name="parEntGameObject">Родительский игровой объект</param>
/// <param name="parLevelStartConfig">Стартовая конфигурация игрового уровня</param>
public PocketGameViewProvider Init(GameObject parEntGameObject, LevelStartConfig parLevelStartConfig,
Player parPlayerData)
{
base.Init(parEntGameObject, false, true);
_levelConfig = parLevelStartConfig;
Field = parLevelStartConfig.LevelGameField;
BallsPocketed = new List <BallModelData>();
BallsInGame = new List <BallModelData>();
foreach (var ball in parLevelStartConfig.LevelBalls)
{
BallsInGame.Add(new BallModelData(ball.BallType)
{
Center = ball.StartCenterPosition
});
}
PlayerWhiteBall = new BallModelData(parLevelStartConfig.PlayerWhiteBall.BallType)
{
Center = parLevelStartConfig.PlayerWhiteBall.StartCenterPosition
};
BallsInGame.Add(PlayerWhiteBall);
ActualPlayer = parPlayerData;
PlayerCurrentAimingAngle = START_PLAYER_ANGLE;
PlayerChosenShotForce = POWER_MIN;
CurrentGameState = EPocketGameState.Init;
_playersInputManager = parEntGameObject.LinkedAppModel.GetPlayersManager();
EndLevelResult = ELevelEndResult.None;
GameReady = true;
return(this);
}
/// <summary>
/// Перемещение шара
/// </summary>
/// <param name="parBall">Шар</param>
/// <param name="parFixedDeltaTime">Время шага фиксированного обновления в секундах</param>
internal void MoveBall(BallModelData parBall, double parFixedDeltaTime)
{
parBall.Center.X += parBall.Velocity.X * parBall.Speed * parFixedDeltaTime;
parBall.Center.Y += parBall.Velocity.Y * parBall.Speed * parFixedDeltaTime;
double modifierDecreasor = 0.3 * parFixedDeltaTime;
double modifierActual = 1.00 - modifierDecreasor;
parBall.Velocity.X = parBall.Velocity.X * modifierActual;
parBall.Velocity.Y = parBall.Velocity.Y * modifierActual;
parBall.Speed = parBall.Speed * modifierActual;
if (Math.Abs(parBall.Velocity.X) < 0.1 && Math.Abs(parBall.Velocity.Y) < 0.1)
{
parBall.Velocity.X = 0;
parBall.Velocity.Y = 0;
parBall.Speed = 0;
// ball.IsMoving = false;
}
}
/// <summary>
/// Проверка столкновения с бортом
/// </summary>
/// <param name="parBall">Шар</param>
/// <returns></returns>
private bool CheckCollisionsWithBorders(BallModelData parBall)
{
foreach (var fieldCollisionLine in Field.CollisionLines)
{
if (fieldCollisionLine.CheckCollisionFunc(parBall))
{
//столкновение произошло
SpVector3 ballVelocity = parBall.Velocity;
parBall.Velocity = 2 * ballVelocity +
2 * fieldCollisionLine.Normal * (-ballVelocity.DotProduct(fieldCollisionLine.Normal)) -
ballVelocity;
do
{
parBall.Center = parBall.Center + (fieldCollisionLine.Normal);
} while (fieldCollisionLine.CheckCollisionFunc(parBall));
return(true);
}
}
return(false);
}
