Fixes to lights. Oops.

src/FBX2glTF.cpp

@@ -120,10 +120,10 @@ int main(int argc, char* argv[]) {
          "Use KHR_materials_unlit extension to request an unlit shader.")
       ->group("Materials");
 
-  app.add_flag(
-      "--khr-lights-punctual",
-      gltfOptions.useKHRLightsPunctual,
-      "Use KHR_lights_punctual extension to request an unlit shader.");
+  app.add_flag_function(
+      "--no-khr-lights-punctual",
+      [&](size_t count) { gltfOptions.useKHRLightsPunctual = (count == 0); },
+      "Don't use KHR_lights_punctual extension to export FBX lights.");
 
   app.add_flag(
       "--user-properties",

src/gltf/Raw2Gltf.cpp

@@ -729,14 +729,14 @@ ModelData* Raw2Gltf(
             light.innerConeAngle,
             light.outerConeAngle));
       }
-    }
-    for (int i = 0; i < raw.GetNodeCount(); i++) {
-      const RawNode& node = raw.GetNode(i);
-      const auto nodeData = gltf->nodes.ptrs[i];
+      for (int i = 0; i < raw.GetNodeCount(); i++) {
+        const RawNode& node = raw.GetNode(i);
+        const auto nodeData = gltf->nodes.ptrs[i];
 
-      if (node.lightIx >= 0) {
-        // we lean on the fact that in this simple case, raw and gltf indexing are aligned
-        nodeData->SetLight(node.lightIx);
+        if (node.lightIx >= 0) {
+          // we lean on the fact that in this simple case, raw and gltf indexing are aligned
+          nodeData->SetLight(node.lightIx);
+        }
       }
     }
   }