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Diffstat (limited to 'source/blender/nodes/shader/nodes/node_shader_value.c')
-rw-r--r--source/blender/nodes/shader/nodes/node_shader_value.c82
1 files changed, 82 insertions, 0 deletions
diff --git a/source/blender/nodes/shader/nodes/node_shader_value.c b/source/blender/nodes/shader/nodes/node_shader_value.c
new file mode 100644
index 00000000000..21ff565306d
--- /dev/null
+++ b/source/blender/nodes/shader/nodes/node_shader_value.c
@@ -0,0 +1,82 @@
+/*
+ * $Id: SHD_value.c 36536 2011-05-07 13:27:27Z lukastoenne $
+ *
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * 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.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/** \file blender/nodes/shader/nodes/node_shader_value.c
+ * \ingroup shdnodes
+ */
+
+
+#include "node_shader_util.h"
+
+/* **************** VALUE ******************** */
+static bNodeSocketTemplate sh_node_value_out[]= {
+ { SOCK_FLOAT, 0, "Value"},
+ { -1, 0, "" }
+};
+
+static void node_shader_init_value(bNodeTree *UNUSED(ntree), bNode *node, bNodeTemplate *UNUSED(ntemp))
+{
+ bNodeSocket *sock= node->outputs.first;
+ bNodeSocketValueFloat *dval= (bNodeSocketValueFloat*)sock->default_value;
+ /* uses the default value of the output socket, must be initialized here */
+ dval->value = 0.5f;
+}
+
+static void node_shader_exec_value(void *UNUSED(data), bNode *node, bNodeStack **UNUSED(in), bNodeStack **out)
+{
+ bNodeSocket *sock= node->outputs.first;
+ float val= ((bNodeSocketValueFloat*)sock->default_value)->value;
+
+ out[0]->vec[0]= val;
+}
+
+static int gpu_shader_value(GPUMaterial *mat, bNode *node, GPUNodeStack *in, GPUNodeStack *out)
+{
+ bNodeSocket *sock= node->outputs.first;
+ float *val= &((bNodeSocketValueFloat*)sock->default_value)->value;
+ GPUNodeLink *vec = GPU_uniform(val);
+
+ return GPU_stack_link(mat, "set_value", in, out, vec);
+}
+
+void register_node_type_sh_value(ListBase *lb)
+{
+ static bNodeType ntype;
+
+ node_type_base(&ntype, SH_NODE_VALUE, "Value", NODE_CLASS_INPUT, NODE_OPTIONS);
+ node_type_socket_templates(&ntype, NULL, sh_node_value_out);
+ node_type_init(&ntype, node_shader_init_value);
+ node_type_size(&ntype, 80, 50, 120);
+ node_type_exec(&ntype, node_shader_exec_value);
+ node_type_gpu(&ntype, gpu_shader_value);
+
+ nodeRegisterType(lb, &ntype);
+}
+
+