public bool PerformCollisionAgainst(AnimatedSpriteEntity entity)
{
bool didCollisionOccur = false;
int leftIndex;
int rightIndex;
GetIndicesBetween(
entity.BoundingBoxWorld.LowerLeft.X, entity.BoundingBoxWorld.UpperRight.X, out leftIndex, out rightIndex);
var boundingBoxWorld = entity.BoundingBoxWorld;
for (int i = leftIndex; i < rightIndex; i++)
{
var separatingVector = GetSeparatingVector(boundingBoxWorld, collisions [i]);
if (separatingVector != CCVector2.Zero)
{
entity.PositionX += separatingVector.X;
entity.PositionY += separatingVector.Y;
// refresh boundingBoxWorld:
boundingBoxWorld = entity.BoundingBoxWorld;
didCollisionOccur = true;
}
}
return(didCollisionOccur);
}
public bool Intersects(AnimatedSpriteEntity other)
{
return(this.sprite.BoundingBoxTransformedToWorld.IntersectsRect(other.sprite.BoundingBoxTransformedToWorld));
}