Nodes: Convert shader, shader category nodes to c++

Also add file namespace

This is needed to use new node APIs

Differential Revision: https://developer.blender.org/D13684

1 files changed, 63 insertions, 0 deletions

diff --git a/source/blender/nodes/shader/nodes/node_shader_volume_absorption.cc b/source/blender/nodes/shader/nodes/node_shader_volume_absorption.cc
new file mode 100644
index 00000000000..11479013d57
--- /dev/null
+++ b/source/blender/nodes/shader/nodes/node_shader_volume_absorption.cc
@@ -0,0 +1,63 @@
+/*
+ * 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) 2005 Blender Foundation.
+ * All rights reserved.
+ */
+
+#include "../node_shader_util.h"
+
+namespace blender::nodes::node_shader_volume_absorption_cc {
+
+/* **************** OUTPUT ******************** */
+
+static bNodeSocketTemplate sh_node_volume_absorption_in[] = {
+    {SOCK_RGBA, N_("Color"), 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
+    {SOCK_FLOAT, N_("Density"), 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1000.0f},
+    {-1, ""},
+};
+
+static bNodeSocketTemplate sh_node_volume_absorption_out[] = {
+    {SOCK_SHADER, N_("Volume")},
+    {-1, ""},
+};
+
+static int node_shader_gpu_volume_absorption(GPUMaterial *mat,
+                                             bNode *node,
+                                             bNodeExecData *UNUSED(execdata),
+                                             GPUNodeStack *in,
+                                             GPUNodeStack *out)
+{
+  return GPU_stack_link(mat, node, "node_volume_absorption", in, out);
+}
+
+}  // namespace blender::nodes::node_shader_volume_absorption_cc
+
+/* node type definition */
+void register_node_type_sh_volume_absorption()
+{
+  namespace file_ns = blender::nodes::node_shader_volume_absorption_cc;
+
+  static bNodeType ntype;
+
+  sh_node_type_base(&ntype, SH_NODE_VOLUME_ABSORPTION, "Volume Absorption", NODE_CLASS_SHADER, 0);
+  node_type_socket_templates(
+      &ntype, file_ns::sh_node_volume_absorption_in, file_ns::sh_node_volume_absorption_out);
+  node_type_init(&ntype, nullptr);
+  node_type_storage(&ntype, "", nullptr, nullptr);
+  node_type_gpu(&ntype, file_ns::node_shader_gpu_volume_absorption);
+
+  nodeRegisterType(&ntype);
+}