1 files changed, 66 insertions, 0 deletions
diff --git a/source/blender/nodes/composite/nodes/node_composite_viewer.cc b/source/blender/nodes/composite/nodes/node_composite_viewer.cc
new file mode 100644
index 00000000000..7234d4d8eb2
--- /dev/null
+++ b/source/blender/nodes/composite/nodes/node_composite_viewer.cc
@@ -0,0 +1,66 @@
+/*
+ * 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.
+ *
+ * The Original Code is Copyright (C) 2006 Blender Foundation.
+ * All rights reserved.
+ */
+
+/** \file
+ * \ingroup cmpnodes
+ */
+
+#include "node_composite_util.hh"
+
+#include "BKE_global.h"
+#include "BKE_image.h"
+
+/* **************** VIEWER ******************** */
+
+namespace blender::nodes {
+
+static void cmp_node_viewer_declare(NodeDeclarationBuilder &b)
+{
+  b.add_input<decl::Color>("Image").default_value({0.0f, 0.0f, 0.0f, 1.0f});
+  b.add_input<decl::Float>("Alpha").default_value(1.0f).min(0.0f).max(1.0f);
+  b.add_input<decl::Float>("Z").default_value(1.0f).min(0.0f).max(1.0f);
+}
+
+}  // namespace blender::nodes
+
+static void node_composit_init_viewer(bNodeTree *UNUSED(ntree), bNode *node)
+{
+  ImageUser *iuser = (ImageUser *)MEM_callocN(sizeof(ImageUser), "node image user");
+  node->storage = iuser;
+  iuser->sfra = 1;
+  iuser->ok = 1;
+  node->custom3 = 0.5f;
+  node->custom4 = 0.5f;
+
+  node->id = (ID *)BKE_image_ensure_viewer(G.main, IMA_TYPE_COMPOSITE, "Viewer Node");
+}
+
+void register_node_type_cmp_viewer(void)
+{
+  static bNodeType ntype;
+
+  cmp_node_type_base(&ntype, CMP_NODE_VIEWER, "Viewer", NODE_CLASS_OUTPUT, NODE_PREVIEW);
+  ntype.declare = blender::nodes::cmp_node_viewer_declare;
+  node_type_init(&ntype, node_composit_init_viewer);
+  node_type_storage(&ntype, "ImageUser", node_free_standard_storage, node_copy_standard_storage);
+
+  node_type_internal_links(&ntype, nullptr);
+
+  nodeRegisterType(&ntype);
+}