Merge pull request #2052 from alicevision/dev/imageSemanticIcon3D

[ui] Display an icon on nodes that have viewable 3D outputs

meshroom/core/node.py

@@ -1124,11 +1124,27 @@ class BaseNode(BaseObject):
                 self.globalExecMode == "LOCAL" and self.statusInThisSession())
 
     def hasImageOutputAttribute(self):
+        """
+        Return True if at least one attribute has the 'image' semantic (and can thus be loaded in the 2D Viewer), False otherwise.
+        """
         for attr in self._attributes:
             if attr.enabled and attr.isOutput and attr.desc.semantic == "image":
                 return True
         return False
 
+    def has3DOutputAttribute(self):
+        """
+        Return True if at least one attribute is a File that can be loaded in the 3D Viewer, False otherwise.
+        """
+        # List of supported extensions, taken from Viewer3DSettings
+        supportedExts = ['.obj', '.stl', '.fbx', '.gltf', '.abc']
+        for attr in self._attributes:
+            # If the attribute is a File attribute, it is an instance of str and can be iterated over
+            hasSupportedExt = isinstance(attr.value, str) and any(ext in attr.value for ext in supportedExts)
+            if attr.enabled and attr.isOutput and hasSupportedExt:
+                return True
+        return False
+
 
     name = Property(str, getName, constant=True)
     nodeType = Property(str, nodeType.fget, constant=True)
@@ -1174,7 +1190,7 @@ class BaseNode(BaseObject):
 
     outputAttrEnabledChanged = Signal()
     hasImageOutput = Property(bool, hasImageOutputAttribute, notify=outputAttrEnabledChanged)
-
+    has3DOutput = Property(bool, has3DOutputAttribute, notify=outputAttrEnabledChanged)
 
 class Node(BaseNode):
     """

meshroom/ui/qml/GraphEditor/Node.qml

@@ -308,7 +308,8 @@ Item {
 
                             MaterialLabel {
                                 id: nodeImageOutput
-                                visible: node.hasImageOutput && ["SUCCESS"].includes(node.globalStatus) && node.chunks.count > 0
+                                visible: (node.hasImageOutput || node.has3DOutput)
+                                         && ["SUCCESS"].includes(node.globalStatus) && node.chunks.count > 0
                                 text: MaterialIcons.visibility
                                 padding: 2
                                 font.pointSize: 7
@@ -317,8 +318,14 @@ Item {
                                     id: nodeImageOutputTooltip
                                     parent: header
                                     visible: nodeImageOutputMA.containsMouse && nodeImageOutput.visible
-                                    text: "This node has at least one output that can be loaded in the 2D Viewer.\n" +
+                                    text: {
-                                          "Double-clicking on this node will load it in the 2D Viewer."
+                                        if (node.hasImageOutput && !node.has3DOutput)
+                                            return "Double-click on this node to load its outputs in the Image Viewer."
+                                        else if (node.has3DOutput && !node.hasImageOutput)
+                                            return "Double-click on this node to load its outputs in the 3D Viewer."
+                                        else  // Handle case where a node might have both 2D and 3D outputs
+                                            return "Double-click on this node to load its outputs in the Image or 3D Viewer."
+                                    }
                                     implicitWidth: 500
                                     delay: 300
 

meshroom/ui/qml/Viewer/Viewer2D.qml

@@ -181,15 +181,7 @@ FocusScope {
         }
 
         // node must have at least one output attribute with the image semantic
-        var hasImageOutputAttr = false;
+        if (!node.hasImageOutput) {
-        for (var i = 0; i < node.attributes.count; i++) {
-            var attr = node.attributes.at(i);
-            if (attr.isOutput && attr.desc.semantic === "image" && attr.enabled) {
-                hasImageOutputAttr = true;
-                break;
-            }
-        }
-        if (!hasImageOutputAttr) {
             return false;
         }