169     S2Cell[] children = new S2Cell[4];  in testSubdivide()  local
170     for (int i = 0; i < children.length; ++i) {  in testSubdivide()
171       children[i] = new S2Cell();  in testSubdivide()
173     assertTrue(cell.subdivide(children));  in testSubdivide()
179       exactArea += children[i].exactArea();  in testSubdivide()
180       approxArea += children[i].approxArea();  in testSubdivide()
181       averageArea += children[i].averageArea();  in testSubdivide()
184       assertEquals(children[i].id(), childId);  in testSubdivide()
185       assertTrue(children[i].getCenter().aequal(childId.toPoint(), 1e-15));  in testSubdivide()
187       assertEquals(children[i].face(), direct.face());  in testSubdivide()
188       assertEquals(children[i].level(), direct.level());  in testSubdivide()
189       assertEquals(children[i].orientation(), direct.orientation());  in testSubdivide()
190       assertEquals(children[i].getCenterRaw(), direct.getCenterRaw());  in testSubdivide()
192         assertEquals(children[i].getVertexRaw(k), direct.getVertexRaw(k));  in testSubdivide()
193         assertEquals(children[i].getEdgeRaw(k), direct.getEdgeRaw(k));  in testSubdivide()
197       assertTrue(cell.contains(children[i]));  in testSubdivide()
198       assertTrue(cell.mayIntersect(children[i]));  in testSubdivide()
199       assertTrue(!children[i].contains(cell));  in testSubdivide()
200       assertTrue(cell.contains(children[i].getCenterRaw()));  in testSubdivide()
202         assertTrue(cell.contains(children[i].getVertexRaw(j)));  in testSubdivide()
204           assertTrue(!children[i].contains(children[j].getCenterRaw()));  in testSubdivide()
205           assertTrue(!children[i].mayIntersect(children[j]));  in testSubdivide()
216       S2Cap childCap = children[i].getCapBound();  in testSubdivide()
217       S2LatLngRect childRect = children[i].getRectBound();  in testSubdivide()
218       assertTrue(childCap.contains(children[i].getCenter()));  in testSubdivide()
219       assertTrue(childRect.contains(children[i].getCenterRaw()));  in testSubdivide()
220       assertTrue(parentCap.contains(children[i].getCenter()));  in testSubdivide()
221       assertTrue(parentRect.contains(children[i].getCenterRaw()));  in testSubdivide()
223         assertTrue(childCap.contains(children[i].getVertex(j)));  in testSubdivide()
224         assertTrue(childRect.contains(children[i].getVertex(j)));  in testSubdivide()
225         assertTrue(childRect.contains(children[i].getVertexRaw(j)));  in testSubdivide()
226         assertTrue(parentCap.contains(children[i].getVertex(j)));  in testSubdivide()
227         if (!parentRect.contains(children[i].getVertex(j))) {  in testSubdivide()
229           System.out.println("Children " + i + ": " + children[i]);  in testSubdivide()
231           System.out.println("Vertex raw(j) " + children[i].getVertex(j));  in testSubdivide()
232           System.out.println("Latlng of vertex: " + new S2LatLng(children[i].getVertex(j)));  in testSubdivide()
235         assertTrue(parentRect.contains(children[i].getVertex(j)));  in testSubdivide()
236         if (!parentRect.contains(children[i].getVertexRaw(j))) {  in testSubdivide()
238           System.out.println("Children " + i + ": " + children[i]);  in testSubdivide()
240           System.out.println("Vertex raw(j) " + children[i].getVertexRaw(j));  in testSubdivide()
241           System.out.println("Latlng of vertex: " + new S2LatLng(children[i].getVertexRaw(j)));  in testSubdivide()
244         assertTrue(parentRect.contains(children[i].getVertexRaw(j)));  in testSubdivide()
251             if (childCap.contains(children[j].getVertex(k))) {  in testSubdivide()
254             if (childRect.contains(children[j].getVertexRaw(k))) {  in testSubdivide()
268       // Check all children for the first few levels, and then sample randomly.  in testSubdivide()
272       S2Point center = S2Projections.getNorm(children[i].face());  in testSubdivide()
273       S2Point edge = S2Point.add(center, S2Projections.getUAxis(children[i].face()));  in testSubdivide()
274       S2Point corner = S2Point.add(edge, S2Projections.getVAxis(children[i].face()));  in testSubdivide()
276         S2Point p = children[i].getVertexRaw(j);  in testSubdivide()
283         testSubdivide(children[i]);  in testSubdivide()
425     S2Cell[] children = new S2Cell[4];  in expandChildren1()  local
426     assertTrue(cell.subdivide(children));  in expandChildren1()
427     if (children[0].level() < MAX_LEVEL) {  in expandChildren1()
429         expandChildren1(children[pos]);  in expandChildren1()