public override object Clone()
{
CompositeMask mask = new CompositeMask(this);
mask._pos = _pos;
return mask;
}
public void Merge(CompositeMask mask)
{
RectangleFP rect = mask.Bounds;
FPInt minx = FPMath.Min(_bounds.Left, rect.Left);
FPInt maxx = FPMath.Max(_bounds.Right, rect.Right);
FPInt miny = FPMath.Min(_bounds.Top, rect.Top);
FPInt maxy = FPMath.Min(_bounds.Bottom, rect.Bottom);
_bounds = new RectangleFP(minx, miny, maxx - minx, maxy - miny);
foreach (Mask m in mask._components) {
_components.Add(mask);
}
}
private Mask BuildCom(Mask m1, Mask m2)
{
CompositeMask com = new CompositeMask(m1);
com.Add(m2);
return com;
}
public static bool TestOverlap(CompositeMask comMask1, CompositeMask comMask2)
{
if (!comMask1.Bounds.Intersects(comMask2.Bounds)) {
return false;
}
foreach (Mask m1 in comMask1._components) {
if (!m1.Bounds.Intersects(comMask2.Bounds)) {
return false;
}
foreach (Mask m2 in comMask2._components) {
if (m1.TestOverlap(m2)) {
return true;
}
}
}
return false;
}
public static bool TestOverlap(CompositeMask comMask, Mask mask)
{
return TestOverlap(mask, comMask);
}
public static bool TestOverlap(Mask mask, CompositeMask comMask)
{
if (!mask.Bounds.Intersects(comMask.Bounds)) {
return false;
}
foreach (Mask m in comMask._components) {
if (mask.TestOverlap(m)) {
return true;
}
}
return false;
}
public static bool TestOverlap(AYLine yl, CompositeMask comMask)
{
RectangleFP comBounds = comMask.Bounds;
if (yl.X >= comBounds.Right || yl.X <= comBounds.Left || yl.Bottom <= comBounds.Top || yl.Top >= comBounds.Bottom) {
return false;
}
foreach (Mask m in comMask._components) {
if (m.TestOverlap(yl)) {
return true;
}
}
return false;
}
// Composite -- [____] Collision Tests
public static bool TestOverlap(AXLine xl, CompositeMask comMask)
{
RectangleFP comBounds = comMask.Bounds;
if (xl.Left >= comBounds.Right || xl.Right <= comBounds.Left || xl.Y <= comBounds.Top || xl.Y >= comBounds.Bottom) {
return false;
}
foreach (Mask m in comMask._components) {
if (m.TestOverlap(xl)) {
return true;
}
}
return false;
}