int main()
{
Graph G;
GraphAttributes GA(G);
if (!GraphIO::readGML(G, "sierpinski_04.gml") ) {
cerr << "Could not load sierpinski_04.gml" << endl;
return 1;
}
for(node v : G.nodes)
GA.width(v) = GA.height(v) = 10.0;
FMMMLayout fmmm;
fmmm.useHighLevelOptions(true);
fmmm.unitEdgeLength(15.0);
fmmm.newInitialPlacement(true);
fmmm.qualityVersusSpeed(FMMMLayout::qvsGorgeousAndEfficient);
fmmm.call(GA);
GraphIO::writeGML(GA, "sierpinski_04-layout.gml");
return 0;
}
JNIEXPORT jfloatArray JNICALL Java_net_FM3JNILib_runFM3
(JNIEnv * env, jclass jcl, jint dim, jintArray edgeIndex, jint edgeNum){
/*Graph *G = new Graph();
GraphAttributes *GA = new GraphAttributes(*G);
node* nodes = new node[dim];
FMMMLayout *fmmm = new FMMMLayout();
for(int i = 0; i < dim; i++){
nodes[i] = G->newNode(i);
}
jint* edges = env->GetIntArrayElements(edgeIndex, 0);
for(int i = 0; i < edgeNum;i++){
G->newEdge(nodes[edges[i*2]], nodes[edges[i*2+1]]);
}
fmmm->useHighLevelOptions(true);
fmmm->unitEdgeLength(15.0);
fmmm->newInitialPlacement(true);
fmmm->qualityVersusSpeed(FMMMLayout::qvsGorgeousAndEfficient);
fmmm->call(*GA);
jfloatArray result = env->NewFloatArray(dim * 2);
if(result == NULL){
return NULL;
}
jfloat * fill = new float[dim * 2];
int i = 0;
node v;
forall_nodes(v,*G){
fill[i * 2] = GA->x(v);
fill[i * 2 + 1] = GA->y(v);
i++;
}
G->clear();
if(G!=NULL){
delete G;
}
if(GA!=NULL){
delete GA;
}
if(nodes != NULL){
delete[] nodes;
}
if(fmmm!=NULL){
delete fmmm;
}
env->SetFloatArrayRegion(result, 0, dim * 2, fill);
env->ReleaseIntArrayElements(edgeIndex, edges, 0);
return result;*/
Graph G;
GraphAttributes GA(G);
node* nodes = new node[dim];
FMMMLayout fmmm;
for(int i = 0; i < dim; i++){
nodes[i] = G.newNode(i);
}
jint* edges = env->GetIntArrayElements(edgeIndex, 0);
for(int i = 0; i < edgeNum;i++){
G.newEdge(nodes[edges[i*2]], nodes[edges[i*2+1]]);
}
fmmm.useHighLevelOptions(true);
fmmm.unitEdgeLength(15.0);
fmmm.newInitialPlacement(true);
fmmm.qualityVersusSpeed(FMMMLayout::qvsGorgeousAndEfficient);
fmmm.call(GA);
jfloatArray result = env->NewFloatArray(dim * 2);
if(result == NULL){
return NULL;
}
jfloat * fill = new float[dim * 2];
int i = 0;
node v;
forall_nodes(v,G){
fill[i * 2] = GA.x(v);
fill[i * 2 + 1] = GA.y(v);
i++;
}