[英]advanced Collision detection?
嗨,我目前正在制作类似于《塞尔达传说》的RPG。 我的游戏中有一个功能,当玩家用剑攻击敌人时,敌人会被击退n个单位。 我有一个碰撞检测功能,有时可以按预期工作,而有时敌人穿过墙壁并卡在另一侧,然后有时敌人可以简单地穿过墙壁。 我相信,如果可能的话,让敌人在与墙碰撞时向玩家移动将是解决此问题的一种可能的方法,但我不知道如何实现。 这是我当前的碰撞代码:
// Enemy Collides with Wall
counter1 = 0;
for (iter4 = enemyArray.begin(); iter4 != enemyArray.end(); iter4++)
{
counter2 = 0;
for (iter15 = wallArray.begin(); iter15 != wallArray.end(); iter15++)
{
if (enemyArray[counter1].rect.getGlobalBounds().intersects(wallArray[counter2].rect.getGlobalBounds()))
{
enemyArray[counter1].isCollided = true;
//Hit Wall
if ((enemyArray[counter1].direction == 1 || enemyArray[counter1].rect.getPosition().y >= wallArray[counter2].rect.getPosition().y)) //up
{
enemyArray[counter1].canMoveUp = false;
enemyArray[counter1].canMoveLeft = false;
enemyArray[counter1].canMoveRight = false;
enemyArray[counter1].rect.move(0, 7);
}
else if ((enemyArray[counter1].direction == 2 || enemyArray[counter1].rect.getPosition().y <= wallArray[counter2].rect.getPosition().y)) //Down
{
enemyArray[counter1].canMoveDown = false;
enemyArray[counter1].canMoveRight = false;
enemyArray[counter1].canMoveLeft = false;
enemyArray[counter1].rect.move(0, -7);
}
else if ((enemyArray[counter1].direction == 3 || enemyArray[counter1].rect.getPosition().x >= wallArray[counter2].rect.getPosition().x)) //Left
{
enemyArray[counter1].canMoveLeft = false;
enemyArray[counter1].canMoveUp = false;
enemyArray[counter1].canMoveDown = false;
enemyArray[counter1].rect.move(7, 0);
}
else if ((enemyArray[counter1].direction == 4 || enemyArray[counter1].rect.getPosition().x <= wallArray[counter2].rect.getPosition().x)) //Right
{
enemyArray[counter1].canMoveRight = false;
enemyArray[counter1].canMoveUp = false;
enemyArray[counter1].canMoveDown = false;
enemyArray[counter1].rect.move(-7, 0);
}
}
counter2++;
}
counter1++;
}
//Knock Back enemy away from sword && sword2
counterKnockBack++;
counter2 = 0;
for (iter4 = enemyArray.begin(); iter4 != enemyArray.end(); iter4++)
{
if (enemyArray[counter2].knockback == true)
{
if (enemyArray[counter2].isCollided == false)
{
if ((Player1.rect.getPosition().y > enemyArray[counter2].rect.getPosition().y))
{
enemyArray[counter2].rect.move(0, -3); //up
}
else if ((Player1.rect.getPosition().y < enemyArray[counter2].rect.getPosition().y))
{
enemyArray[counter2].rect.move(0, 3); //down
}
if ((Player1.rect.getPosition().x > enemyArray[counter2].rect.getPosition().x))
{
enemyArray[counter2].rect.move(-3, 0); //left
}
else if ((Player1.rect.getPosition().x < enemyArray[counter2].rect.getPosition().x))
{
enemyArray[counter2].rect.move(3, 0); //right
}
if (counterKnockBack >= 20)
{
enemyArray[counter2].knockback = false;
}
}
}
counter2++;
}
//turn off collided counter
counterCollided++;
counter2 = 0;
for (iter4 = enemyArray.begin(); iter4 != enemyArray.end(); iter4++)
{
if (enemyArray[counter2].isCollided == true)
{
if (counterCollided >= 30)
enemyArray[counter2].isCollided = false;
}
counter2++;
}
我不知道为什么敌人有时能够简单地穿过隔离墙而不会被击退。 那么,如何解决这个问题?
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