[geom] Various geometry improvements

src/ossia/dataflow/data.cpp

@@ -465,6 +465,9 @@ value_vector<ossia::timed_value>& value_port::get_data()
   return data;
 }
 
-void geometry_port::clear() { }
+void geometry_port::clear()
+{
+  flags = {};
+}
 
 }

src/ossia/dataflow/data_copy.hpp

@@ -32,10 +32,7 @@ struct data_size
 
   std::size_t operator()(const audio_delay_line& p) const { return p.samples.size(); }
 
-  std::size_t operator()(const geometry_delay_line& p) const
-  {
-    return p.meshes.size();
-  }
+  std::size_t operator()(const geometry_delay_line& p) const { return p.meshes.size(); }
 
   std::size_t operator()(const ossia::monostate&) const { return 0; }
   std::size_t operator()() const { return 0; }
@@ -65,8 +62,12 @@ struct move_data
   void operator()(geometry_port& out, geometry_port& in)
   {
     // OPTIMIZEME
-    if(out.meshes.dirty)
+    if(out.flags & geometry_port::dirty_meshes)
       in.meshes = std::move(out.meshes);
+    if(out.flags & geometry_port::dirty_transform)
+      in.transform = out.transform;
+    in.flags = out.flags;
+    out.flags = {};
   }
 };
 
@@ -156,21 +157,23 @@ struct copy_data
   void operator()(const geometry_port& out, geometry_port& in)
   {
     // Called in init_node_visitor::copy, when copying from a node to another
-    if(out.meshes.dirty)
+    if(out.flags & geometry_port::dirty_meshes)
       in.meshes = out.meshes;
+    if(out.flags & geometry_port::dirty_transform)
+      in.transform = out.transform;
+    in.flags = out.flags;
   }
 
   void operator()(const mesh_list& out, geometry_port& in)
   {
     // Called in copy_data_pos below
-    if(out.dirty)
-      in.meshes = out;
+    in.meshes = out;
   }
 
   void operator()(const geometry_port& out, geometry_delay_line& in)
   {
     // Called in env_writer, when copying from a node to a delay line
-    if(out.meshes.dirty)
+    if(out.flags & geometry_port::dirty_meshes)
       in.meshes.push_back(out.meshes);
   }
 };

src/ossia/dataflow/geometry_port.hpp

@@ -89,23 +89,33 @@ struct geometry
       uint32
     } format{};
   } index;
-
-  bool dirty{};
 };
 
 struct mesh_list
 {
   std::vector<geometry> meshes;
-  bool dirty{};
+};
+
+struct transform3d
+{
+  float matrix[16]{
+                      1., 0., 0., 0.,
+                      0., 1., 0., 0.,
+                      0., 0., 1., 0.,
+                      0., 0., 0., 1.,
+  };
 };
 
 struct OSSIA_EXPORT geometry_port
 {
   static const constexpr int which = 4;
+  enum dirt_flags { dirty_transform = 0x1, dirty_meshes = 0x2 };
 
   void clear();
 
   mesh_list meshes;
+  transform3d transform;
+  uint8_t flags{};
 };
 
 struct geometry_delay_line