private void updateEdges(HierarchicalGraph graph) {
Modeler edgeInit = engine.getModelClasses()[AbstractEngine.CLASS_EDGE].getCurrentModeler();
Modeler arrowInit = engine.getModelClasses()[AbstractEngine.CLASS_ARROW].getCurrentModeler();
EdgeIterable edgeIterable;
edgeIterable = graph.getEdges();
float minWeight = Float.POSITIVE_INFINITY;
float maxWeight = Float.NEGATIVE_INFINITY;
TimeInterval timeInterval = DynamicUtilities.getVisibleInterval(dynamicModel);
for (Edge edge : edgeIterable) {
if (edge.getSource().getNodeData().getModel() == null
|| edge.getTarget().getNodeData().getModel() == null) {
continue;
}
float weight = 1f;
if (timeInterval == null) {
weight = edge.getWeight();
} else {
weight = edge.getWeight(timeInterval.getLow(), timeInterval.getHigh());
}
minWeight = Math.min(minWeight, weight);
maxWeight = Math.max(maxWeight, weight);
Edge2dModel obj = (Edge2dModel) edge.getEdgeData().getModel();
if (obj == null) {
// Model is null, ADD
obj = (Edge2dModel) edgeInit.initModel(edge.getEdgeData());
engine.addObject(AbstractEngine.CLASS_EDGE, obj);
if (!undirected && vizConfig.isShowArrows() && !edge.isSelfLoop()) {
Arrow2dModel arrowObj = (Arrow2dModel) arrowInit.initModel(edge.getEdgeData());
engine.addObject(AbstractEngine.CLASS_ARROW, arrowObj);
arrowObj.setCacheMarker(cacheMarker);
arrowObj.setWeight(weight);
obj.setArrow(arrowObj);
}
} else if (!obj.isValid()) {
engine.addObject(AbstractEngine.CLASS_EDGE, obj);
if (!undirected && vizConfig.isShowArrows() && !edge.isSelfLoop()) {
Arrow2dModel arrowObj = obj.getArrow();
engine.addObject(AbstractEngine.CLASS_ARROW, arrowObj);
arrowObj.setCacheMarker(cacheMarker);
arrowObj.setWeight(weight);
}
} else {
if (!undirected && vizConfig.isShowArrows() && !edge.isSelfLoop() && edge.isDirected()) {
Arrow2dModel arrowObj = obj.getArrow();
arrowObj.setCacheMarker(cacheMarker);
arrowObj.setWeight(weight);
}
}
obj.setWeight(weight);
obj.setCacheMarker(cacheMarker);
}
limits.setMinWeight(minWeight);
limits.setMaxWeight(maxWeight);
}
public void updateVisibleOctant(GL2 gl) {
if (leavesCount > 0) {
// Limits
refreshLimits();
// Switch to OpenGL2 select mode
int capacity = 1 * 4 * leavesCount; // Each object take in maximium : 4 * name stack depth
IntBuffer hitsBuffer = Buffers.newDirectIntBuffer(capacity);
gl.glSelectBuffer(hitsBuffer.capacity(), hitsBuffer);
gl.glRenderMode(GL2.GL_SELECT);
gl.glInitNames();
gl.glPushName(0);
gl.glDisable(GL2.GL_CULL_FACE); // Disable flags
// Draw the nodes cube in the select buffer
for (Octant n : leaves) {
if (n != null) {
gl.glLoadName(n.leafId);
n.displayOctant(gl);
n.visible = false;
}
}
visibleLeaves = 0;
int nbRecords = gl.glRenderMode(GL2.GL_RENDER);
if (vizController.getVizModel().isCulling()) {
gl.glEnable(GL2.GL_CULL_FACE);
gl.glCullFace(GL2.GL_BACK);
}
// Get the hits and add the nodes' objects to the array
int depth = Integer.MAX_VALUE;
int minDepth = -1;
for (int i = 0; i < nbRecords; i++) {
int hit = hitsBuffer.get(i * 4 + 3); // -1 Because of the glPushName(0)
int minZ = hitsBuffer.get(i * 4 + 1);
if (minZ < depth) {
depth = minZ;
minDepth = hit;
}
Octant nodeHit = leaves[hit];
nodeHit.visible = true;
visibleLeaves++;
}
if (minDepth != -1) {
Octant closestOctant = leaves[minDepth];
Vec3f pos =
new Vec3f(closestOctant.getPosX(), closestOctant.getPosY(), closestOctant.getPosZ());
limits.setClosestPoint(pos);
}
}
}
public void updateVisibleOctant(GL gl) {
// Limits
refreshLimits();
// Switch to OpenGL select mode
int capacity = 1 * 4 * leaves.getCount(); // Each object take in maximium : 4 * name stack depth
IntBuffer hitsBuffer = BufferUtil.newIntBuffer(capacity);
gl.glSelectBuffer(hitsBuffer.capacity(), hitsBuffer);
gl.glRenderMode(GL.GL_SELECT);
gl.glInitNames();
gl.glPushName(0);
gl.glDisable(GL.GL_CULL_FACE); // Disable flags
// Draw the nodes cube in the select buffer
for (Octant n : leaves) {
n
.resetUpdatePositionFlag(); // Profit from the loop to do this, because this method is
// always after updating position
gl.glLoadName(n.getNumber());
n.displayOctant(gl);
}
int nbRecords = gl.glRenderMode(GL.GL_RENDER);
if (vizController.getVizModel().isCulling()) {
gl.glEnable(GL.GL_CULL_FACE);
gl.glCullFace(GL.GL_BACK);
}
visibleLeaves.clear();
// Get the hits and add the nodes' objects to the array
int depth = Integer.MAX_VALUE;
int minDepth = -1;
for (int i = 0; i < nbRecords; i++) {
int hit = hitsBuffer.get(i * 4 + 3); // -1 Because of the glPushName(0)
int minZ = hitsBuffer.get(i * 4 + 1);
if (minZ < depth) {
depth = minZ;
minDepth = hit;
}
Octant nodeHit = leaves.getItem(hit);
visibleLeaves.add(nodeHit);
}
if (minDepth != -1) {
Octant closestOctant = leaves.getItem(minDepth);
Vec3f pos =
new Vec3f(closestOctant.getPosX(), closestOctant.getPosY(), closestOctant.getPosZ());
limits.setClosestPoint(pos);
}
// System.out.println(minDepth);
}
private void refreshLimits() {
float minX = Float.POSITIVE_INFINITY;
float maxX = Float.NEGATIVE_INFINITY;
float minY = Float.POSITIVE_INFINITY;
float maxY = Float.NEGATIVE_INFINITY;
float minZ = Float.POSITIVE_INFINITY;
float maxZ = Float.NEGATIVE_INFINITY;
for (Octant o : leaves) {
float octanSize = o.getSize() / 2f;
minX = Math.min(minX, o.getPosX() - octanSize);
maxX = Math.max(maxX, o.getPosX() + octanSize);
minY = Math.min(minY, o.getPosY() - octanSize);
maxY = Math.max(maxY, o.getPosY() + octanSize);
minZ = Math.min(minZ, o.getPosZ() - octanSize);
maxZ = Math.max(maxZ, o.getPosZ() + octanSize);
}
int viewportMinX = Integer.MAX_VALUE;
int viewportMaxX = Integer.MIN_VALUE;
int viewportMinY = Integer.MAX_VALUE;
int viewportMaxY = Integer.MIN_VALUE;
double[] point;
point = drawable.myGluProject(minX, minY, minZ); // bottom far left
viewportMinX = Math.min(viewportMinX, (int) point[0]);
viewportMinY = Math.min(viewportMinY, (int) point[1]);
viewportMaxX = Math.max(viewportMaxX, (int) point[0]);
viewportMaxY = Math.max(viewportMaxY, (int) point[1]);
point = drawable.myGluProject(minX, minY, maxZ); // bottom near left
viewportMinX = Math.min(viewportMinX, (int) point[0]);
viewportMinY = Math.min(viewportMinY, (int) point[1]);
viewportMaxX = Math.max(viewportMaxX, (int) point[0]);
viewportMaxY = Math.max(viewportMaxY, (int) point[1]);
point = drawable.myGluProject(minX, maxY, maxZ); // up near left
viewportMinX = Math.min(viewportMinX, (int) point[0]);
viewportMinY = Math.min(viewportMinY, (int) point[1]);
viewportMaxX = Math.max(viewportMaxX, (int) point[0]);
viewportMaxY = Math.max(viewportMaxY, (int) point[1]);
point = drawable.myGluProject(maxX, minY, maxZ); // bottom near right
viewportMinX = Math.min(viewportMinX, (int) point[0]);
viewportMinY = Math.min(viewportMinY, (int) point[1]);
viewportMaxX = Math.max(viewportMaxX, (int) point[0]);
viewportMaxY = Math.max(viewportMaxY, (int) point[1]);
point = drawable.myGluProject(maxX, minY, minZ); // bottom far right
viewportMinX = Math.min(viewportMinX, (int) point[0]);
viewportMinY = Math.min(viewportMinY, (int) point[1]);
viewportMaxX = Math.max(viewportMaxX, (int) point[0]);
viewportMaxY = Math.max(viewportMaxY, (int) point[1]);
point = drawable.myGluProject(maxX, maxY, minZ); // up far right
viewportMinX = Math.min(viewportMinX, (int) point[0]);
viewportMinY = Math.min(viewportMinY, (int) point[1]);
viewportMaxX = Math.max(viewportMaxX, (int) point[0]);
viewportMaxY = Math.max(viewportMaxY, (int) point[1]);
point = drawable.myGluProject(maxX, maxY, maxZ); // up near right
viewportMinX = Math.min(viewportMinX, (int) point[0]);
viewportMinY = Math.min(viewportMinY, (int) point[1]);
viewportMaxX = Math.max(viewportMaxX, (int) point[0]);
viewportMaxY = Math.max(viewportMaxY, (int) point[1]);
point = drawable.myGluProject(minX, maxY, minZ); // up far left
viewportMinX = Math.min(viewportMinX, (int) point[0]);
viewportMinY = Math.min(viewportMinY, (int) point[1]);
viewportMaxX = Math.max(viewportMaxX, (int) point[0]);
viewportMaxY = Math.max(viewportMaxY, (int) point[1]);
limits.setMinXoctree(minX);
limits.setMaxXoctree(maxX);
limits.setMinYoctree(minY);
limits.setMaxYoctree(maxY);
limits.setMinZoctree(minZ);
limits.setMaxZoctree(maxZ);
limits.setMinXviewport(viewportMinX);
limits.setMaxXviewport(viewportMaxX);
limits.setMinYviewport(viewportMinY);
limits.setMaxYviewport(viewportMaxY);
}