1 files changed, 13 insertions, 3 deletions
diff --git a/cnn_v3/src/gbuffer_effect.cc b/cnn_v3/src/gbuffer_effect.cc
index 829c199..25fef4c 100644
--- a/cnn_v3/src/gbuffer_effect.cc
+++ b/cnn_v3/src/gbuffer_effect.cc
@@ -116,7 +116,7 @@ void GBufferEffect::set_scene() {
   // 2 large static cubes for shadow debugging.
   {
     Object3D obj(ObjectType::CUBE);
-    obj.position = vec3(-1.0f, 0.0f, 0.0f);
+    obj.position = vec3(1.0f, 0.0f, 0.0f);
     obj.scale    = vec3(0.6f, 0.6f, 0.6f);
     obj.color    = vec4(0.9f, 0.5f, 0.3f, 1.0f);
     scene_.add_object(obj);
@@ -124,7 +124,7 @@ void GBufferEffect::set_scene() {
   }
   {
     Object3D obj(ObjectType::SPHERE);
-    obj.position = vec3(1.0f, 0.0f, 0.0f);
+    obj.position = vec3(-1.0f, 0.0f, 0.0f);
     const float r = 0.9f;
     obj.scale    = vec3(r, r, r);
     obj.color    = vec4(0.3f, 0.6f, 0.9f, 1.0f);
@@ -133,7 +133,17 @@ void GBufferEffect::set_scene() {
     sphere_anims_.push_back({idx, r});
   }
 
-  // (sphere removed for shadow debugging)
+  // Second sphere: small, hovering above both objects, pulsating.
+  {
+    Object3D obj(ObjectType::SPHERE);
+    obj.position = vec3(0.0f, 2.2f, 0.0f);
+    const float r = 0.6f;
+    obj.scale    = vec3(r, r, r);
+    obj.color    = vec4(0.9f, 0.8f, 0.2f, 1.0f);
+    const int idx = (int)scene_.objects.size();
+    scene_.add_object(obj);
+    sphere_anims_.push_back({idx, r});
+  }
 
   // Camera: above and in front of the scene, looking at origin.
   camera_.set_look_at(vec3(0.0f, 2.5f, 6.0f),