C / C++ / MFC

CWnd *CMyDialog::pMyDialog = NULL; // static member
 
#ifdef _DEBUG
void CMyDialog::operator new(size_t Size, LPCSTR File, int Line)
{
   if (pMyDialog)
      return pMyDialog;
   else
      return CDialog::operator new(Size, File, Line)
}
#else
   // non-debug version ...

void Model3D::smooth() {<br />
	vector<Vertex*>* newVertices = new vector<Vertex*>;<br />
	float avg = 0.0f;<br />
	// applying umbrella operator<br />
	for(int i=0; i<vertices->size(); i++) {<br />
		Vertex *oldV = vertices->at(i);<br />
		Vector3D pOld = Vector3D(oldV->x,oldV->y,oldV->z);<br />
		Vector3D d = Vector3D(0.0f,0.0f,0.0f);<br />
		int numOfVertices = 0;<br />
		for(int j=0; j<oldV->edges->size(); j++) {<br />
			Edge* e= edges->at(oldV->edges->at(j));<br />
			Vertex* v= vertices->at(e->vertices->at(0));<br />
			if(v->id == oldV->id)<br />
				v= vertices->at(e->vertices->at(0));<br />
			numOfVertices++;<br />
			Vector3D qi = Vector3D(v->x,v->y,v->z);<br />
			d = d + (qi-pOld);<br />
		}<br />
		d = d / (float)numOfVertices;<br />
		d = d * ALPHA;<br />
		avg += sqrt(d.x*d.x + d.y*d.y + d.z*d.z);<br />
		Vector3D pNew = Vector3D(0.0f,0.0f,0.0f); <br />
		pNew = pOld + d;<br />
		Vertex *newV = new Vertex(oldV->id,pNew.x, pNew.y, pNew.z);<br />
		newVertices->push_back(newV);<br />
	}<br />
	avg = avg / vertices->size();<br />
	for(i=0; i<newVertices->size(); i++) {<br />
		Vertex* v = vertices->at(i);<br />
		Vector3D n = Vector3D(v->nx,v->ny,v->nz);<br />
		n = n * avg;<br />
		v->x = v->x + n.x;<br />
		v->y = v->y + n.y;<br />
		v->z = v->z + n.z;<br />
	}<br />
	// copying back the values<br />
	for(i=0; i<vertices->size(); i++) {<br />
		Vertex *oldV = vertices->at(i);<br />
		Vertex *newV = newVertices->at(i);<br />
		oldV->x = newV->x;<br />
		oldV->y = newV->y;<br />
		oldV->z = newV->z;<br />
		delete newV;<br />
	}<br />
}<br />