Fix patch/bbox generation for nuclick (#1157)

Signed-off-by: SACHIDANAND ALLE <[email protected]>

Signed-off-by: SACHIDANAND ALLE <[email protected]>

Author: SachidanandAlle

plugins/qupath/src/main/java/qupath/lib/extension/monailabel/InteractorTool.java

@@ -73,10 +73,23 @@ public void mousePressed(MouseEvent e) {
 				}
 			}
 
-			int w = Math.max((int) roi.getBoundsWidth() + 20, selectedPatchSize);
-			int h = Math.max((int) roi.getBoundsHeight() + 20, selectedPatchSize);
-			int x = Math.max(0, (int) roi.getCentroidX() - w / 2);
-			int y = Math.max(0, (int) roi.getCentroidY() - h / 2);
+			int min_x = Integer.MAX_VALUE;
+			int min_y = Integer.MAX_VALUE;
+			int max_x = 0;
+			int max_y = 0;
+			for (var p : roi.getAllPoints()) {
+				int x = (int) p.getX();
+				int y = (int) p.getY();
+				min_x = Math.min(x, min_x);
+				min_y = Math.min(y, min_y);
+				max_x = Math.max(x, max_x);
+				max_y = Math.max(y, max_y);
+			}
+
+			int w = Math.max(max_x - min_x + 20, selectedPatchSize);
+			int h = Math.max(max_y - min_y + 20, selectedPatchSize);
+			int x = Math.max(0, min_x + (max_x - min_x) / 2 - w / 2);
+			int y = Math.max(0, min_y + (max_y - min_y) / 2 - h / 2);
 			int[] bbox = { x, y, w, h };
 
 			RunInference.runInference(selectedModel, info, bbox, selectedPatchSize, viewer.getImageData());

plugins/qupath/src/main/java/qupath/lib/extension/monailabel/commands/RunInference.java

@@ -197,6 +197,7 @@ public static void runInference(String model, ResponseInfo info, int[] bbox, int
 				if ((im.endsWith(".png") || im.endsWith(".jpg") || im.endsWith(".jpeg"))
 						&& new File(imageFile).exists()) {
 					logger.info("Simple Image.. will directly upload the same");
+					offsetX = offsetY = 0;
 				} else {
 					if (bbox[2] == 0 && bbox[3] == 0) {
 						Dialogs.showErrorMessage("MONAILabel",