1 files changed, 163 insertions, 0 deletions
diff --git a/source/blender/nodes/geometry/nodes/node_geo_switch.cc b/source/blender/nodes/geometry/nodes/node_geo_switch.cc
new file mode 100644
index 00000000000..6736e963184
--- /dev/null
+++ b/source/blender/nodes/geometry/nodes/node_geo_switch.cc
@@ -0,0 +1,163 @@
+/*
+ * 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"
+
+#include "UI_interface.h"
+#include "UI_resources.h"
+
+static bNodeSocketTemplate geo_node_switch_in[] = {
+    {SOCK_BOOLEAN, N_("Switch")},
+
+    {SOCK_FLOAT, N_("A"), 0.0, 0.0, 0.0, 0.0, -FLT_MAX, FLT_MAX},
+    {SOCK_FLOAT, N_("B"), 0.0, 0.0, 0.0, 0.0, -FLT_MAX, FLT_MAX},
+    {SOCK_INT, N_("A"), 0, 0, 0, 0, -100000, 100000},
+    {SOCK_INT, N_("B"), 0, 0, 0, 0, -100000, 100000},
+    {SOCK_BOOLEAN, N_("A")},
+    {SOCK_BOOLEAN, N_("B")},
+    {SOCK_VECTOR, N_("A"), 0.0, 0.0, 0.0, 0.0, -FLT_MAX, FLT_MAX},
+    {SOCK_VECTOR, N_("B"), 0.0, 0.0, 0.0, 0.0, -FLT_MAX, FLT_MAX},
+    {SOCK_RGBA, N_("A"), 0.8, 0.8, 0.8, 1.0},
+    {SOCK_RGBA, N_("B"), 0.8, 0.8, 0.8, 1.0},
+    {SOCK_STRING, N_("A")},
+    {SOCK_STRING, N_("B")},
+    {SOCK_GEOMETRY, N_("A")},
+    {SOCK_GEOMETRY, N_("B")},
+    {SOCK_OBJECT, N_("A")},
+    {SOCK_OBJECT, N_("B")},
+    {SOCK_COLLECTION, N_("A")},
+    {SOCK_COLLECTION, N_("B")},
+    {-1, ""},
+};
+
+static bNodeSocketTemplate geo_node_switch_out[] = {
+    {SOCK_FLOAT, N_("Output")},
+    {SOCK_INT, N_("Output")},
+    {SOCK_BOOLEAN, N_("Output")},
+    {SOCK_VECTOR, N_("Output")},
+    {SOCK_RGBA, N_("Output")},
+    {SOCK_STRING, N_("Output")},
+    {SOCK_GEOMETRY, N_("Output")},
+    {SOCK_OBJECT, N_("Output")},
+    {SOCK_COLLECTION, N_("Output")},
+    {-1, ""},
+};
+
+static void geo_node_switch_layout(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
+{
+  uiItemR(layout, ptr, "input_type", 0, "", ICON_NONE);
+}
+
+static void geo_node_switch_init(bNodeTree *UNUSED(tree), bNode *node)
+{
+  NodeSwitch *data = (NodeSwitch *)MEM_callocN(sizeof(NodeSwitch), __func__);
+  data->input_type = SOCK_FLOAT;
+  node->storage = data;
+}
+
+namespace blender::nodes {
+
+template<typename T>
+void output_input(GeoNodeExecParams &params,
+                  const bool input,
+                  const StringRef input_suffix,
+                  const StringRef output_identifier)
+{
+  if (input) {
+    params.set_output(output_identifier, params.extract_input<T>("B" + input_suffix));
+  }
+  else {
+    params.set_output(output_identifier, params.extract_input<T>("A" + input_suffix));
+  }
+}
+
+static void geo_node_switch_update(bNodeTree *UNUSED(ntree), bNode *node)
+{
+  NodeSwitch *node_storage = (NodeSwitch *)node->storage;
+  int index = 0;
+  LISTBASE_FOREACH (bNodeSocket *, socket, &node->inputs) {
+    nodeSetSocketAvailability(
+        socket, index == 0 || socket->type == (eNodeSocketDatatype)node_storage->input_type);
+    index++;
+  }
+  LISTBASE_FOREACH (bNodeSocket *, socket, &node->outputs) {
+    nodeSetSocketAvailability(socket,
+                              socket->type == (eNodeSocketDatatype)node_storage->input_type);
+  }
+}
+
+static void geo_node_switch_exec(GeoNodeExecParams params)
+{
+  const NodeSwitch &storage = *(const NodeSwitch *)params.node().storage;
+  const bool input = params.extract_input<bool>("Switch");
+  switch ((eNodeSocketDatatype)storage.input_type) {
+    case SOCK_FLOAT: {
+      output_input<float>(params, input, "", "Output");
+      break;
+    }
+    case SOCK_INT: {
+      output_input<int>(params, input, "_001", "Output_001");
+      break;
+    }
+    case SOCK_BOOLEAN: {
+      output_input<bool>(params, input, "_002", "Output_002");
+      break;
+    }
+    case SOCK_VECTOR: {
+      output_input<float3>(params, input, "_003", "Output_003");
+      break;
+    }
+    case SOCK_RGBA: {
+      output_input<Color4f>(params, input, "_004", "Output_004");
+      break;
+    }
+    case SOCK_STRING: {
+      output_input<std::string>(params, input, "_005", "Output_005");
+      break;
+    }
+    case SOCK_GEOMETRY: {
+      output_input<GeometrySet>(params, input, "_006", "Output_006");
+      break;
+    }
+    case SOCK_OBJECT: {
+      output_input<bke::PersistentObjectHandle>(params, input, "_007", "Output_007");
+      break;
+    }
+    case SOCK_COLLECTION: {
+      output_input<bke::PersistentCollectionHandle>(params, input, "_008", "Output_008");
+      break;
+    }
+    default:
+      BLI_assert_unreachable();
+      break;
+  }
+}
+
+}  // namespace blender::nodes
+
+void register_node_type_geo_switch()
+{
+  static bNodeType ntype;
+
+  geo_node_type_base(&ntype, GEO_NODE_SWITCH, "Switch", NODE_CLASS_GEOMETRY, 0);
+  node_type_socket_templates(&ntype, geo_node_switch_in, geo_node_switch_out);
+  node_type_init(&ntype, geo_node_switch_init);
+  node_type_update(&ntype, blender::nodes::geo_node_switch_update);
+  node_type_storage(&ntype, "NodeSwitch", node_free_standard_storage, node_copy_standard_storage);
+  ntype.geometry_node_execute = blender::nodes::geo_node_switch_exec;
+  ntype.draw_buttons = geo_node_switch_layout;
+  nodeRegisterType(&ntype);
+}