Nodes: Convert several shader nodes to c++

Also add file namespace

This is needed to use new node APIs

Differential Revision: https://developer.blender.org/D13690

1 files changed, 82 insertions, 0 deletions

diff --git a/source/blender/nodes/shader/nodes/node_shader_particle_info.cc b/source/blender/nodes/shader/nodes/node_shader_particle_info.cc
new file mode 100644
index 00000000000..8a054b19c71
--- /dev/null
+++ b/source/blender/nodes/shader/nodes/node_shader_particle_info.cc
@@ -0,0 +1,82 @@
+/*
+ * 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"
+
+#include "RE_texture.h"
+
+namespace blender::nodes::node_shader_particle_info_cc {
+
+static bNodeSocketTemplate outputs[] = {
+    {SOCK_FLOAT, "Index"},
+    {SOCK_FLOAT, "Random"},
+    {SOCK_FLOAT, "Age"},
+    {SOCK_FLOAT, "Lifetime"},
+    {SOCK_VECTOR, "Location"},
+#if 0 /* quaternion sockets not yet supported */
+    {SOCK_QUATERNION, "Rotation"},
+#endif
+    {SOCK_FLOAT, "Size"},
+    {SOCK_VECTOR, "Velocity"},
+    {SOCK_VECTOR, "Angular Velocity"},
+    {-1, ""},
+};
+static void node_shader_exec_particle_info(void *UNUSED(data),
+                                           int UNUSED(thread),
+                                           bNode *UNUSED(node),
+                                           bNodeExecData *UNUSED(execdata),
+                                           bNodeStack **UNUSED(in),
+                                           bNodeStack **UNUSED(out))
+{
+}
+
+static int gpu_shader_particle_info(GPUMaterial *mat,
+                                    bNode *node,
+                                    bNodeExecData *UNUSED(execdata),
+                                    GPUNodeStack *in,
+                                    GPUNodeStack *out)
+{
+
+  return GPU_stack_link(mat,
+                        node,
+                        "particle_info",
+                        in,
+                        out,
+                        GPU_builtin(GPU_PARTICLE_SCALAR_PROPS),
+                        GPU_builtin(GPU_PARTICLE_LOCATION),
+                        GPU_builtin(GPU_PARTICLE_VELOCITY),
+                        GPU_builtin(GPU_PARTICLE_ANG_VELOCITY));
+}
+
+}  // namespace blender::nodes::node_shader_particle_info_cc
+
+/* node type definition */
+void register_node_type_sh_particle_info()
+{
+  namespace file_ns = blender::nodes::node_shader_particle_info_cc;
+
+  static bNodeType ntype;
+
+  sh_node_type_base(&ntype, SH_NODE_PARTICLE_INFO, "Particle Info", NODE_CLASS_INPUT, 0);
+  node_type_socket_templates(&ntype, nullptr, file_ns::outputs);
+  node_type_exec(&ntype, nullptr, nullptr, file_ns::node_shader_exec_particle_info);
+  node_type_gpu(&ntype, file_ns::gpu_shader_particle_info);
+
+  nodeRegisterType(&ntype);
+}