private UIQuad Split(UIQuad another, int anotherUIid, List <UIQuad> unOverlappedList, int dir, bool revertUVid)
{
float splitPoint = Mathf.Max(this.min[dir], another.min[dir]);
float num2 = Mathf.Min(this.max[dir], another.max[dir]);
if ((this.min[dir] < splitPoint) && (unOverlappedList != null))
{
unOverlappedList.Add(this.GetLowerPart(splitPoint, dir, anotherUIid, revertUVid));
}
if ((num2 < this.max[dir]) && (unOverlappedList != null))
{
unOverlappedList.Add(this.GetHigherPart(num2, dir, anotherUIid, revertUVid));
}
UIQuad quad = null;
if (splitPoint < num2)
{
quad = this.GetMiddlePart(splitPoint, num2, anotherUIid, dir);
if (!revertUVid)
{
quad.uvMin[anotherUIid][dir] = Mathf.Lerp(another.uvMin[anotherUIid][dir], another.uvMax[anotherUIid][dir], (splitPoint - another.min[dir]) / (another.max[dir] - another.min[dir]));
quad.uvMax[anotherUIid][dir] = Mathf.Lerp(another.uvMin[anotherUIid][dir], another.uvMax[anotherUIid][dir], (num2 - another.min[dir]) / (another.max[dir] - another.min[dir]));
}
}
return(quad);
}
public UIQuad Split(UIQuad another, int anotherUIid = 1, List <UIQuad> unOverlappedList = null, bool revertUVid = false)
{
UIQuad quad = null;
UIQuad quad2 = this.Split(another, anotherUIid, unOverlappedList, 0, revertUVid);
if (quad2 != null)
{
quad = quad2.Split(another, anotherUIid, unOverlappedList, 1, revertUVid);
}
return(quad);
}
private UIQuad GetMiddlePart(float splitPoint1, float splitPoint2, int anotherUIid, int dir)
{
UIQuad quad = new UIQuad(this);
quad.min[dir] = splitPoint1;
quad.max[dir] = splitPoint2;
float t = (splitPoint1 - this.min[dir]) / (this.max[dir] - this.min[dir]);
float num2 = (splitPoint2 - this.min[dir]) / (this.max[dir] - this.min[dir]);
for (int i = 0; i < MAX_UV_COUNT; i++)
{
quad.uvMin[i][dir] = Mathf.Lerp(this.uvMin[i][dir], this.uvMax[i][dir], t);
quad.uvMax[i][dir] = Mathf.Lerp(this.uvMin[i][dir], this.uvMax[i][dir], num2);
}
return(quad);
}
private UIQuad GetLowerPart(float splitPoint, int dir, int anotherUIid, bool revertUIid)
{
splitPoint = Mathf.Min(this.max[dir], splitPoint);
UIQuad quad = new UIQuad(this);
quad.max[dir] = splitPoint;
float t = (splitPoint - this.min[dir]) / (this.max[dir] - this.min[dir]);
if (!revertUIid)
{
for (int j = 0; j < MAX_UV_COUNT; j++)
{
if (j != anotherUIid)
{
quad.uvMax[j][dir] = Mathf.Lerp(this.uvMin[j][dir], this.uvMax[j][dir], t);
}
else
{
quad.uvMax[j][dir] = -1f;
}
}
return(quad);
}
for (int i = 0; i < MAX_UV_COUNT; i++)
{
if (i != anotherUIid)
{
quad.uvMax[i][dir] = -1f;
}
else
{
quad.uvMax[i][dir] = Mathf.Lerp(this.uvMin[i][dir], this.uvMax[i][dir], t);
}
}
return(quad);
}
public UIQuad(UIQuad quad)
{
this.Set(quad.min, quad.max, quad.uvMin[0], quad.uvMax[0], quad.uvMin[1], quad.uvMax[1], quad.uvMin[2], quad.uvMax[2], quad.uvMin[3], quad.uvMax[3]);
}