func Check() {
var clnk;
if(GetAction()S="Falling") return(Falling());
while(clnk=FindObject(0,-25,0,50,100,OCF_CrewMember(),0,0,0,clnk))
if(GetAlive(clnk) && !Random(2)) {
Sound("Earthquake");
SetAction("Falling");
SetPhase(phase);
RemoveVertex(0);
RemoveVertex(0);
}
}
//----------------------------------------------------------------------------
bool CIsoSurface::VETable::Remove (TriangleKey& rkTri)
{
for (int i = 0; i < 18; i++)
{
Vertex& rkV = m_akVertex[i];
if ( rkV.Valid && rkV.AdjQuantity == 2 )
{
rkTri.V[0] = i;
rkTri.V[1] = rkV.Adj[0];
rkTri.V[2] = rkV.Adj[1];
RemoveVertex(i);
return true;
}
}
return false;
}
//----------------------------------------------------------------------------
bool VETable::Remove (Triangle3& rkTri)
{
for (int i = 0; i < 18; i++)
{
Vertex& rkV = m_akVertex[i];
if ( rkV.m_bValid && rkV.m_iAdjQuantity == 2 )
{
rkTri.i0 = i;
rkTri.i1 = rkV.m_aiAdj[0];
rkTri.i2 = rkV.m_aiAdj[1];
RemoveVertex(i);
return true;
}
}
return false;
}
//----------------------------------------------------------------------------
bool MTMesh::Remove (int label0, int label1, int label2)
{
TIter iter = mTMap.find(MTITriangle(label0, label1, label2));
if (iter == mTMap.end())
{
// The triangle does not exist.
return false;
}
int t = iter->second;
MTTriangle& triangle = mTriangles[t];
// Detach triangle from edges.
int e0 = triangle.Edge(0);
int e1 = triangle.Edge(1);
int e2 = triangle.Edge(2);
MTEdge& edge0 = mEdges[e0];
MTEdge& edge1 = mEdges[e1];
MTEdge& edge2 = mEdges[e2];
DetachTriangleFromEdge(t, triangle, 0, e0, edge0);
DetachTriangleFromEdge(t, triangle, 1, e1, edge1);
DetachTriangleFromEdge(t, triangle, 2, e2, edge2);
// Detach triangle from vertices.
int v0 = triangle.Vertex(0);
MTVertex& vertex0 = mVertices[v0];
vertex0.RemoveTriangle(t);
int v1 = triangle.Vertex(1);
MTVertex& vertex1 = mVertices[v1];
vertex1.RemoveTriangle(t);
int v2 = triangle.Vertex(2);
MTVertex& vertex2 = mVertices[v2];
vertex2.RemoveTriangle(t);
// Detach edges from vertices (only if last edge to reference vertex).
bool e0Destroy = (edge0.Triangle(0) == -1);
if (e0Destroy)
{
vertex0.RemoveEdge(e0);
vertex1.RemoveEdge(e0);
}
bool e1Destroy = (edge1.Triangle(0) == -1);
if (e1Destroy)
{
vertex1.RemoveEdge(e1);
vertex2.RemoveEdge(e1);
}
bool e2Destroy = (edge2.Triangle(0) == -1);
if (e2Destroy)
{
vertex0.RemoveEdge(e2);
vertex2.RemoveEdge(e2);
}
// Removal of components from the sets and maps starts here. Be careful
// using set indices, component references, and map iterators since
// deletion has side effects. Deletion of a component might cause another
// component to be moved within the corresponding set or map.
bool v0Destroy = (vertex0.GetNumEdges() == 0);
bool v1Destroy = (vertex1.GetNumEdges() == 0);
bool v2Destroy = (vertex2.GetNumEdges() == 0);
// Remove edges if no longer used.
if (e0Destroy)
{
RemoveEdge(label0, label1);
}
if (e1Destroy)
{
RemoveEdge(label1, label2);
}
if (e2Destroy)
{
RemoveEdge(label2, label0);
}
// Remove vertices if no longer used.
if (v0Destroy)
{
RemoveVertex(label0);
}
if (v1Destroy)
{
RemoveVertex(label1);
}
if (v2Destroy)
{
RemoveVertex(label2);
}
// Remove triangle (definitely no longer used).
RemoveTriangle(label0, label1, label2);
return true;
}
