/// <summary>
/// assumes both rectangles have the same transform
/// </summary>
/// <param name="that"></param>
/// <returns></returns>
public bool simpleIsTouching(GameRectangle that)
{
if (this.boundingBox.Left > that.boundingBox.Right || this.boundingBox.Top > that.boundingBox.Bottom ||
this.boundingBox.Right < that.boundingBox.Left || this.boundingBox.Bottom < that.boundingBox.Top)
{
return(false);
}
return(true);
}
public bool isTouching(GameRectangle that)
{
RawVector2[] theseCorners = this.getGlobalCorners();
RawVector2[] thoseCorners = that.getGlobalCorners();
RawVector2 thisMin = theseCorners[0];
RawVector2 thatMin = thoseCorners[0];
RawVector2 thisMax = theseCorners[0];
RawVector2 thatMax = thoseCorners[0];
for (int i = 1; i < 4; i++)
{
thisMin.X = Math.Min(thisMin.X, theseCorners[i].X);
thisMin.Y = Math.Min(thisMin.Y, theseCorners[i].Y);
thisMax.X = Math.Max(thisMax.X, theseCorners[i].X);
thisMax.Y = Math.Max(thisMax.Y, theseCorners[i].Y);
thatMin.X = Math.Min(thatMin.X, thoseCorners[i].X);
thatMin.Y = Math.Min(thatMin.Y, thoseCorners[i].Y);
thatMax.X = Math.Max(thatMax.X, thoseCorners[i].X);
thatMax.Y = Math.Max(thatMax.Y, thoseCorners[i].Y);
}
if (thisMin.X > thatMax.X || thisMin.Y > thatMax.Y || thisMax.X < thatMin.X || thisMax.Y < thatMin.Y)
{
return(false);
}
for (int i = 0; i < 4; i++)
{
if (testSeparator(theseCorners[i], theseCorners[(i + 1) % 4], theseCorners[(i + 2) % 4], thoseCorners))
{
return(false);
}
}
for (int i = 0; i < 4; i++)
{
if (testSeparator(thoseCorners[i], thoseCorners[(i + 1) % 4], thoseCorners[(i + 2) % 4], theseCorners))
{
return(false);
}
}
return(true);
}
public void addGameRectangle(GameRectangle bv)
{
grs.Add(bv);
}