tag active viewer

release/scripts/startup/bl_operators/node.py

@@ -306,64 +306,6 @@ class NODE_OT_tree_path_parent(Operator):
         return {'FINISHED'}
 
 
-class NODE_OT_active_preview_toggle(Operator):
-    '''Toggle active preview state of node'''
-    bl_idname = "node.active_preview_toggle"
-    bl_label = "Toggle Active Preview"
-    bl_options = {'REGISTER', 'UNDO'}
-
-    @classmethod
-    def poll(cls, context):
-        space = context.space_data
-        if space is None:
-            return False
-        if space.type != 'NODE_EDITOR':
-            return False
-        if space.edit_tree is None:
-            return False
-        if space.edit_tree.nodes.active is None:
-            return False
-        return True
-
-    def execute(self, context):
-        node_editor = context.space_data
-        ntree = node_editor.edit_tree
-        active_node = ntree.nodes.active
-
-        if active_node.active_preview:
-            self.disable_preview(context, ntree, active_node)
-        else:
-            self.enable_preview(context, node_editor, ntree, active_node)
-
-        return {'FINISHED'}
-
-    def enable_preview(self, context, node_editor, ntree, active_node):
-        spreadsheets = self.find_unpinned_spreadsheets(context)
-
-        for spreadsheet in spreadsheets:
-            spreadsheet.set_geometry_node_context(node_editor, active_node)
-
-        for node in ntree.nodes:
-            node.active_preview = False
-        active_node.active_preview = True
-
-    def disable_preview(self, context, ntree, active_node):
-        spreadsheets = self.find_unpinned_spreadsheets(context)
-        for spreadsheet in spreadsheets:
-            spreadsheet.context_path.clear()
-
-        active_node.active_preview = False
-
-    def find_unpinned_spreadsheets(self, context):
-        spreadsheets = []
-        for window in context.window_manager.windows:
-            for area in window.screen.areas:
-                space = area.spaces.active
-                if space.type == 'SPREADSHEET' and not space.is_pinned:
-                    spreadsheets.append(space)
-        return spreadsheets
-
-
 classes = (
     NodeSetting,
 
@@ -372,5 +314,4 @@ classes = (
     NODE_OT_add_search,
     NODE_OT_collapse_hide_unused_toggle,
     NODE_OT_tree_path_parent,
-    NODE_OT_active_preview_toggle,
 )

release/scripts/startup/bl_operators/spreadsheet.py

@@ -56,7 +56,7 @@ class SPREADSHEET_OT_toggle_pin(Operator):
             for node_editor in node_editors:
                 ntree = node_editor.edit_tree
                 for node in ntree.nodes:
-                    if node.active_preview:
+                    if node.bl_idname == "GeometryNodeViewer":
                         space.set_geometry_node_context(node_editor, node)
                         return
 

release/scripts/startup/nodeitems_builtins.py

@@ -566,6 +566,9 @@ geometry_node_categories = [
         NodeItem("ShaderNodeVectorMath"),
         NodeItem("ShaderNodeVectorRotate"),
     ]),
+    GeometryNodeCategory("GEO_OUTPUT", "Output", items=[
+        NodeItem("GeometryNodeViewer"),
+    ]),
     GeometryNodeCategory("GEO_VOLUME", "Volume", items=[
         NodeItem("GeometryNodePointsToVolume"),
         NodeItem("GeometryNodeVolumeToMesh"),

source/blender/blenkernel/BKE_node.h

@@ -1431,6 +1431,7 @@ int ntreeTexExecTree(struct bNodeTree *ntree,
 #define GEO_NODE_MATERIAL_REPLACE 1051
 #define GEO_NODE_MESH_TO_CURVE 1052
 #define GEO_NODE_DELETE_GEOMETRY 1053
+#define GEO_NODE_VIEWER 1054
 
 /** \} */
 

source/blender/blenkernel/intern/node.cc

@@ -3147,8 +3147,8 @@ void ntreeSetOutput(bNodeTree *ntree)
           if (ntree->type == NTREE_COMPOSIT) {
             /* same type, exception for viewer */
             if (tnode->type == node->type ||
-                (ELEM(tnode->type, CMP_NODE_VIEWER, CMP_NODE_SPLITVIEWER) &&
+                (ELEM(tnode->type, CMP_NODE_VIEWER, CMP_NODE_SPLITVIEWER, GEO_NODE_VIEWER) &&
-                 ELEM(node->type, CMP_NODE_VIEWER, CMP_NODE_SPLITVIEWER))) {
+                 ELEM(node->type, CMP_NODE_VIEWER, CMP_NODE_SPLITVIEWER, GEO_NODE_VIEWER))) {
               if (tnode->flag & NODE_DO_OUTPUT) {
                 output++;
                 if (output > 1) {
@@ -5082,6 +5082,7 @@ static void registerGeometryNodes()
   register_node_type_geo_switch();
   register_node_type_geo_transform();
   register_node_type_geo_triangulate();
+  register_node_type_geo_viewer();
   register_node_type_geo_volume_to_mesh();
 }
 

source/blender/editors/include/ED_node.h

@@ -40,6 +40,7 @@ struct bNodeSocketType;
 struct bNodeTree;
 struct bNodeTreeType;
 struct bNodeType;
+struct SpaceNode;
 
 typedef enum {
   NODE_TOP = 1,
@@ -109,6 +110,7 @@ bool ED_node_select_check(ListBase *lb);
 void ED_node_select_all(ListBase *lb, int action);
 void ED_node_post_apply_transform(struct bContext *C, struct bNodeTree *ntree);
 void ED_node_set_active(struct Main *bmain,
+                        struct SpaceNode *snode,
                         struct bNodeTree *ntree,
                         struct bNode *node,
                         bool *r_active_texture_changed);

source/blender/editors/space_buttons/buttons_texture.c

@@ -451,7 +451,7 @@ static void template_texture_select(bContext *C, void *user_p, void *UNUSED(arg)
 
   /* set user as active */
   if (user->node) {
-    ED_node_set_active(CTX_data_main(C), user->ntree, user->node, NULL);
+    ED_node_set_active(CTX_data_main(C), NULL, user->ntree, user->node, NULL);
     ct->texture = NULL;
 
     /* Not totally sure if we should also change selection? */

source/blender/editors/space_node/node_add.c

@@ -90,7 +90,7 @@ bNode *node_add_node(const bContext *C, const char *idname, int type, float locx
   nodeSetSelected(node, true);
 
   ntreeUpdateTree(bmain, snode->edittree);
-  ED_node_set_active(bmain, snode->edittree, node, NULL);
+  ED_node_set_active(bmain, snode, snode->edittree, node, NULL);
 
   snode_update(snode, node);
 

source/blender/editors/space_node/node_draw.cc

@@ -1404,28 +1404,6 @@ static void node_draw_basis(const bContext *C,
                  "");
     UI_block_emboss_set(node->block, UI_EMBOSS);
   }
-  if (ntree->type == NTREE_GEOMETRY) {
-    /* Active preview toggle. */
-    iconofs -= iconbutw;
-    UI_block_emboss_set(node->block, UI_EMBOSS_NONE);
-    int icon = (node->flag & NODE_ACTIVE_PREVIEW) ? ICON_RESTRICT_VIEW_OFF : ICON_RESTRICT_VIEW_ON;
-    uiBut *but = uiDefIconBut(node->block,
-                              UI_BTYPE_BUT_TOGGLE,
-                              0,
-                              icon,
-                              iconofs,
-                              rct->ymax - NODE_DY,
-                              iconbutw,
-                              UI_UNIT_Y,
-                              nullptr,
-                              0,
-                              0,
-                              0,
-                              0,
-                              "Show this node's geometry output in the spreadsheet");
-    UI_but_func_set(but, node_toggle_button_cb, node, (void *)"NODE_OT_active_preview_toggle");
-    UI_block_emboss_set(node->block, UI_EMBOSS);
-  }
 
   node_add_error_message_button(C, *ntree, *node, *rct, iconofs);
 

source/blender/editors/space_node/node_edit.c

@@ -54,6 +54,7 @@
 #include "ED_render.h"
 #include "ED_screen.h"
 #include "ED_select_utils.h"
+#include "ED_spreadsheet.h"
 
 #include "RNA_access.h"
 #include "RNA_define.h"
@@ -383,7 +384,7 @@ bool composite_node_editable(bContext *C)
 {
   if (ED_operator_node_editable(C)) {
     SpaceNode *snode = CTX_wm_space_node(C);
-    if (ED_node_is_compositor(snode)) {
+    if (ED_node_is_compositor(snode) || ED_node_is_geometry(snode)) {
       return true;
     }
   }
@@ -662,7 +663,8 @@ void snode_update(SpaceNode *snode, bNode *node)
   }
 }
 
-void ED_node_set_active(Main *bmain, bNodeTree *ntree, bNode *node, bool *r_active_texture_changed)
+void ED_node_set_active(
+    Main *bmain, SpaceNode *snode, bNodeTree *ntree, bNode *node, bool *r_active_texture_changed)
 {
   const bool was_active_texture = (node->flag & NODE_ACTIVE_TEXTURE) != 0;
   if (r_active_texture_changed) {
@@ -782,6 +784,30 @@ void ED_node_set_active(Main *bmain, bNodeTree *ntree, bNode *node, bool *r_acti
       }
 #endif
     }
+    else if (ntree->type == NTREE_GEOMETRY) {
+      if (node->type == GEO_NODE_VIEWER) {
+        LISTBASE_FOREACH (bNode *, node_iter, &ntree->nodes) {
+          if (node_iter->type == GEO_NODE_VIEWER) {
+            node_iter->flag &= ~NODE_DO_OUTPUT;
+          }
+        }
+        node->flag |= NODE_DO_OUTPUT;
+        wmWindowManager *wm = bmain->wm.first;
+        LISTBASE_FOREACH (wmWindow *, window, &wm->windows) {
+          bScreen *screen = BKE_workspace_active_screen_get(window->workspace_hook);
+          LISTBASE_FOREACH (ScrArea *, area, &screen->areabase) {
+            SpaceLink *sl = (SpaceLink *)area->spacedata.first;
+            if (sl->spacetype == SPACE_SPREADSHEET) {
+              SpaceSpreadsheet *sspreadsheet = (SpaceSpreadsheet *)sl;
+              if ((sspreadsheet->flag & SPREADSHEET_FLAG_PINNED) == 0) {
+                ED_spreadsheet_set_geometry_node_context(sspreadsheet, snode, node);
+                ED_area_tag_redraw(area);
+              }
+            }
+          }
+        }
+      }
+    }
   }
 }
 
@@ -1317,7 +1343,6 @@ static int node_duplicate_exec(bContext *C, wmOperator *op)
       nodeSetSelected(node, false);
       node->flag &= ~(NODE_ACTIVE | NODE_ACTIVE_TEXTURE);
       nodeSetSelected(newnode, true);
-      newnode->flag &= ~NODE_ACTIVE_PREVIEW;
 
       do_tag_update |= (do_tag_update || node_connected_to_output(bmain, ntree, newnode));
     }

source/blender/editors/space_node/node_intern.h

@@ -275,7 +275,6 @@ void NODE_OT_hide_toggle(struct wmOperatorType *ot);
 void NODE_OT_hide_socket_toggle(struct wmOperatorType *ot);
 void NODE_OT_preview_toggle(struct wmOperatorType *ot);
 void NODE_OT_options_toggle(struct wmOperatorType *ot);
-void NODE_OT_active_preview_toggle(struct wmOperatorType *ot);
 void NODE_OT_node_copy_color(struct wmOperatorType *ot);
 
 void NODE_OT_read_viewlayers(struct wmOperatorType *ot);

source/blender/editors/space_node/node_relationships.c

@@ -158,6 +158,11 @@ bool node_connected_to_output(Main *bmain, bNodeTree *ntree, bNode *node)
         return true;
       }
     }
+    if (current_node->type == GEO_NODE_VIEWER) {
+      if (ntree_check_nodes_connected(ntree, node, current_node)) {
+        return true;
+      }
+    }
   }
   return false;
 }
@@ -598,14 +603,14 @@ static int node_link_viewer(const bContext *C, bNode *tonode)
   if (tonode == NULL || BLI_listbase_is_empty(&tonode->outputs)) {
     return OPERATOR_CANCELLED;
   }
-  if (ELEM(tonode->type, CMP_NODE_VIEWER, CMP_NODE_SPLITVIEWER)) {
+  if (ELEM(tonode->type, CMP_NODE_VIEWER, CMP_NODE_SPLITVIEWER, GEO_NODE_VIEWER)) {
     return OPERATOR_CANCELLED;
   }
 
   /* get viewer */
   bNode *viewer_node = NULL;
   LISTBASE_FOREACH (bNode *, node, &snode->edittree->nodes) {
-    if (ELEM(node->type, CMP_NODE_VIEWER, CMP_NODE_SPLITVIEWER)) {
+    if (ELEM(node->type, CMP_NODE_VIEWER, CMP_NODE_SPLITVIEWER, GEO_NODE_VIEWER)) {
       if (node->flag & NODE_DO_OUTPUT) {
         viewer_node = node;
         break;
@@ -615,7 +620,7 @@ static int node_link_viewer(const bContext *C, bNode *tonode)
   /* no viewer, we make one active */
   if (viewer_node == NULL) {
     LISTBASE_FOREACH (bNode *, node, &snode->edittree->nodes) {
-      if (ELEM(node->type, CMP_NODE_VIEWER, CMP_NODE_SPLITVIEWER)) {
+      if (ELEM(node->type, CMP_NODE_VIEWER, CMP_NODE_SPLITVIEWER, GEO_NODE_VIEWER)) {
         node->flag |= NODE_DO_OUTPUT;
         viewer_node = node;
         break;

source/blender/editors/space_node/node_select.c

@@ -468,7 +468,7 @@ void node_select_single(bContext *C, bNode *node)
   }
   nodeSetSelected(node, true);
 
-  ED_node_set_active(bmain, snode->edittree, node, &active_texture_changed);
+  ED_node_set_active(bmain, snode, snode->edittree, node, &active_texture_changed);
   ED_node_set_active_viewer_key(snode);
 
   ED_node_sort(snode->edittree);
@@ -605,12 +605,15 @@ static int node_mouse_select(bContext *C,
   /* update node order */
   if (ret_value != OPERATOR_CANCELLED) {
     bool active_texture_changed = false;
+    bool viewer_node_changed = false;
     if (node != NULL && ret_value != OPERATOR_RUNNING_MODAL) {
-      ED_node_set_active(bmain, snode->edittree, node, &active_texture_changed);
+      ED_node_set_active(bmain, snode, snode->edittree, node, &active_texture_changed);
+      viewer_node_changed = node->type == GEO_NODE_VIEWER;
     }
     ED_node_set_active_viewer_key(snode);
     ED_node_sort(snode->edittree);
-    if (active_texture_changed && has_workbench_in_texture_color(wm, scene, ob)) {
+    if ((active_texture_changed && has_workbench_in_texture_color(wm, scene, ob)) ||
+        viewer_node_changed) {
       DEG_id_tag_update(&snode->edittree->id, ID_RECALC_COPY_ON_WRITE);
     }
 

source/blender/editors/space_spreadsheet/spreadsheet_context.cc

@@ -24,6 +24,7 @@
 #include "BLI_utildefines.h"
 #include "BLI_vector.hh"
 
+#include "ED_screen.h"
 #include "ED_spreadsheet.h"
 
 #include "DEG_depsgraph.h"

source/blender/makesdna/DNA_node_types.h

@@ -320,6 +320,7 @@ typedef struct bNode {
 #define NODE_HIDDEN 8
 #define NODE_ACTIVE 16
 #define NODE_ACTIVE_ID 32
+/* Used to indicate which group output node is used and which viewer node is active. */
 #define NODE_DO_OUTPUT 64
 #define __NODE_GROUP_EDIT 128 /* DEPRECATED */
 /* free test flag, undefined */
@@ -354,7 +355,7 @@ typedef struct bNode {
  */
 #define NODE_DO_OUTPUT_RECALC (1 << 17)
 /* A preview for the data in this node can be displayed in the spreadsheet editor. */
-#define NODE_ACTIVE_PREVIEW (1 << 18)
+#define __NODE_ACTIVE_PREVIEW (1 << 18) /* deprecated */
 
 /* node->update */
 /* XXX NODE_UPDATE is a generic update flag. More fine-grained updates

source/blender/makesrna/intern/rna_nodetree.c

@@ -11163,12 +11163,6 @@ static void rna_def_node(BlenderRNA *brna)
   RNA_def_property_ui_text(prop, "Show Texture", "Display node in viewport textured shading mode");
   RNA_def_property_update(prop, 0, "rna_Node_update");
 
-  prop = RNA_def_property(srna, "active_preview", PROP_BOOLEAN, PROP_NONE);
-  RNA_def_property_boolean_sdna(prop, NULL, "flag", NODE_ACTIVE_PREVIEW);
-  RNA_def_property_ui_text(prop, "Active Preview", "Node is previewed in other editor");
-  RNA_def_property_flag(prop, PROP_NO_DEG_UPDATE);
-  RNA_def_property_update(prop, NC_NODE, NULL);
-
   /* generic property update function */
   func = RNA_def_function(srna, "socket_value_update", "rna_Node_socket_value_update");
   RNA_def_function_ui_description(func, "Update after property changes");

source/blender/modifiers/intern/MOD_nodes.cc

@@ -768,22 +768,6 @@ static Vector<SpaceSpreadsheet *> find_spreadsheet_editors(Main *bmain)
 
 using PreviewSocketMap = blender::MultiValueMap<DSocket, uint64_t>;
 
-static DSocket try_find_preview_socket_in_node(const DNode node)
-{
-  for (const SocketRef *socket : node->outputs()) {
-    if (socket->bsocket()->type == SOCK_GEOMETRY) {
-      return {node.context(), socket};
-    }
-  }
-  for (const SocketRef *socket : node->inputs()) {
-    if (socket->bsocket()->type == SOCK_GEOMETRY &&
-        (socket->bsocket()->flag & SOCK_MULTI_INPUT) == 0) {
-      return {node.context(), socket};
-    }
-  }
-  return {};
-}
-
 static DSocket try_get_socket_to_preview_for_spreadsheet(SpaceSpreadsheet *sspreadsheet,
                                                          NodesModifierData *nmd,
                                                          const ModifierEvalContext *ctx,
@@ -839,7 +823,17 @@ static DSocket try_get_socket_to_preview_for_spreadsheet(SpaceSpreadsheet *sspre
   const NodeTreeRef &tree_ref = context->tree();
   for (const NodeRef *node_ref : tree_ref.nodes()) {
     if (node_ref->name() == last_context->node_name) {
-      return try_find_preview_socket_in_node({context, node_ref});
+      const DNode viewer_node{context, node_ref};
+      DSocket socket_to_view;
+      viewer_node.input(0).foreach_origin_socket(
+          [&](const DSocket socket) { socket_to_view = socket; });
+      if (!socket_to_view) {
+        return {};
+      }
+      bNodeSocket *bsocket = socket_to_view->bsocket();
+      if (bsocket->type == SOCK_GEOMETRY && bsocket->flag != SOCK_MULTI_INPUT) {
+        return socket_to_view;
+      }
     }
   }
   return {};
@@ -975,6 +969,8 @@ static GeometrySet compute_geometry(const DerivedNodeTree &tree,
   blender::modifiers::geometry_nodes::GeometryNodesEvaluationParams eval_params;
   eval_params.input_values = group_inputs;
   eval_params.output_sockets = group_outputs;
+  eval_params.force_compute_sockets.extend(preview_sockets.keys().begin(),
+                                           preview_sockets.keys().end());
   eval_params.mf_by_node = &mf_by_node;
   eval_params.modifier_ = nmd;
   eval_params.depsgraph = ctx->depsgraph;

source/blender/modifiers/intern/MOD_nodes_evaluator.cc

@@ -404,6 +404,9 @@ class GeometryNodesEvaluator {
     for (const DInputSocket &socket : params_.output_sockets) {
       nodes_to_check.push(socket.node());
     }
+    for (const DSocket &socket : params_.force_compute_sockets) {
+      nodes_to_check.push(socket.node());
+    }
     /* Use the local allocator because the states do not need to outlive the evaluator. */
     LinearAllocator<> &allocator = local_allocators_.local();
     while (!nodes_to_check.is_empty()) {
@@ -500,7 +503,8 @@ class GeometryNodesEvaluator {
           },
           {});
       if (output_state.potential_users == 0) {
-        /* If it does not have any potential users, it is unused. */
+        /* If it does not have any potential users, it is unused. It might become required again if
+         * the output itself is needed. */
         output_state.output_usage = ValueUsage::Unused;
       }
     }
@@ -573,6 +577,21 @@ class GeometryNodesEvaluator {
       /* Setting an input as required will schedule any linked node. */
       this->set_input_required(locked_node, socket);
     }
+    for (const DSocket socket : params_.force_compute_sockets) {
+      const DNode node = socket.node();
+      NodeState &node_state = this->get_node_state(node);
+      LockedNode locked_node{*this, node, node_state};
+      if (socket->is_input()) {
+        this->set_input_required(locked_node, DInputSocket(socket));
+      }
+      else {
+        OutputState &output_state = node_state.outputs[socket->index()];
+        output_state.output_usage = ValueUsage::Required;
+        /* Add a fake user for this output. */
+        output_state.potential_users += 1;
+        this->schedule_node(locked_node);
+      }
+    }
   }
 
   void schedule_node(LockedNode &locked_node)

source/blender/modifiers/intern/MOD_nodes_evaluator.hh

@@ -38,6 +38,7 @@ struct GeometryNodesEvaluationParams {
 
   Map<DOutputSocket, GMutablePointer> input_values;
   Vector<DInputSocket> output_sockets;
+  Vector<DSocket> force_compute_sockets;
   nodes::MultiFunctionByNode *mf_by_node;
   const NodesModifierData *modifier_;
   Depsgraph *depsgraph;

source/blender/nodes/CMakeLists.txt

@@ -193,6 +193,7 @@ set(SRC
   geometry/nodes/node_geo_switch.cc
   geometry/nodes/node_geo_transform.cc
   geometry/nodes/node_geo_triangulate.cc
+  geometry/nodes/node_geo_viewer.cc
   geometry/nodes/node_geo_volume_to_mesh.cc
   geometry/node_geometry_exec.cc
   geometry/node_geometry_tree.cc

source/blender/nodes/NOD_geometry.h

@@ -82,6 +82,7 @@ void register_node_type_geo_subdivision_surface(void);
 void register_node_type_geo_switch(void);
 void register_node_type_geo_transform(void);
 void register_node_type_geo_triangulate(void);
+void register_node_type_geo_viewer(void);
 void register_node_type_geo_volume_to_mesh(void);
 
 #ifdef __cplusplus

source/blender/nodes/NOD_static_types.h

@@ -320,6 +320,7 @@ DefNode(GeometryNode, GEO_NODE_SUBDIVISION_SURFACE, 0, "SUBDIVISION_SURFACE", Su
 DefNode(GeometryNode, GEO_NODE_SWITCH, def_geo_switch, "SWITCH", Switch, "Switch", "")
 DefNode(GeometryNode, GEO_NODE_TRANSFORM, 0, "TRANSFORM", Transform, "Transform", "")
 DefNode(GeometryNode, GEO_NODE_TRIANGULATE, def_geo_triangulate, "TRIANGULATE", Triangulate, "Triangulate", "")
+DefNode(GeometryNode, GEO_NODE_VIEWER, 0, "VIEWER", Viewer, "Viewer", "")
 DefNode(GeometryNode, GEO_NODE_VOLUME_TO_MESH, def_geo_volume_to_mesh, "VOLUME_TO_MESH", VolumeToMesh, "Volume to Mesh", "")
 
 /* undefine macros */

source/blender/nodes/geometry/nodes/node_geo_viewer.cc

@@ -0,0 +1,31 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include "node_geometry_util.hh"
+
+static bNodeSocketTemplate geo_node_viewer_in[] = {
+    {SOCK_GEOMETRY, N_("Geometry")},
+    {-1, ""},
+};
+
+void register_node_type_geo_viewer()
+{
+  static bNodeType ntype;
+
+  geo_node_type_base(&ntype, GEO_NODE_VIEWER, "Viewer", NODE_CLASS_OUTPUT, 0);
+  node_type_socket_templates(&ntype, geo_node_viewer_in, nullptr);
+  nodeRegisterType(&ntype);
+}