added build aciton, should auto update

Author: Matthieu Hog

meshroom/core/desc.py

@@ -776,7 +776,7 @@ def buildCommandLine(self, chunk):
         #the process in Popen does not seem to use the right python, even if meshroom_compute is called within the env
         #so in the case of command line using python, we have to make sure it is using the correct python
         from meshroom.core.plugin import EnvType, getVenvPath, getVenvExe  #lazy import to prevent circular dep
-        if self.isPlugin() and self.envType == EnvType.VENV:
+        if self.isPlugin and self.envType == EnvType.VENV:
             envPath = getVenvPath(self._envName)
             envExe = getVenvExe(envPath)
             cmd=cmd.replace("python", envExe)

meshroom/core/graph.py

@@ -774,7 +774,8 @@ def upgradeNode(self, nodeName):
                     logging.warning("Failed to restore edge {} -> {}: {}".format(src, dst, str(e)))
 
         return upgradedNode, inEdges, outEdges, outListAttributes
-
+        
+        
     def upgradeAllNodes(self):
         """ Upgrade all upgradable CompatibilityNode instances in the graph. """
         nodeNames = [name for name, n in self._compatibilityNodes.items() if n.canUpgrade]

meshroom/ui/qml/Application.qml

@@ -1358,8 +1358,15 @@ Page {
                 }
 
                 onDoBuild: {
-                    console.log(node)
-                    node.nodeDesc
+                    try {
+                        _reconstruction.buildNode(node.name)
+                        node.isNotBuilt=false
+                    } catch (error) {
+                        //NOTE: could do an error popup
+                        console.log("Build error:")
+                        console.log(error)
+                    }
+   
                 }
             }
         }

meshroom/ui/qml/GraphEditor/Node.qml

@@ -21,7 +21,7 @@ Item {
     readonly property bool isCompatibilityNode: node ? node.hasOwnProperty("compatibilityIssue") : false
     /// Whether the node is a plugin that needs to be build
     readonly property bool isPlugin: node ? node.isPlugin : false
-    readonly property bool isNotBuilt: node ? (!node.isBuilt) : false
+    property bool isNotBuilt: node ? (!node.isBuilt) : false
     /// Mouse related states
     property bool mainSelected: false
     property bool selected: false

meshroom/ui/reconstruction.py

@@ -586,6 +586,14 @@ def installPlugin(self, url):
         localFile = prepareUrlLocalFile(url)
         return installPlugin(localFile)
 
+    @Slot(str, result=bool)
+    def buildNode(self, nodeName):
+        print("***Building "+nodeName)
+        node = self._graph.node(nodeName)
+        from meshroom.core.plugin import isBuilt, build #lazy import to avoid circular dep
+        if not isBuilt(node.nodeDesc):
+            build(node.nodeDesc)
+
     def onGraphChanged(self):
         """ React to the change of the internal graph. """
         self._liveSfmManager.reset()