diff options
author | Robin Allen <roblovski@gmail.com> | 2009-02-06 04:21:38 +0300 |
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committer | Robin Allen <roblovski@gmail.com> | 2009-02-06 04:21:38 +0300 |
commit | 6a669d00b230901f3d0a0aba3aeac8eafde7ca84 (patch) | |
tree | b22d83dbc3365888dd7aebde7e02fd882959be60 /source/blender/nodes/intern/TEX_nodes | |
parent | fbdd75a4756423a1f884c4738defa31781513823 (diff) |
Patch #18015, adds "Value to Normal" node
Diffstat (limited to 'source/blender/nodes/intern/TEX_nodes')
-rw-r--r-- | source/blender/nodes/intern/TEX_nodes/TEX_valToNor.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/source/blender/nodes/intern/TEX_nodes/TEX_valToNor.c b/source/blender/nodes/intern/TEX_nodes/TEX_valToNor.c new file mode 100644 index 00000000000..f63f5682030 --- /dev/null +++ b/source/blender/nodes/intern/TEX_nodes/TEX_valToNor.c @@ -0,0 +1,92 @@ +/** + * + * ***** 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2005 Blender Foundation. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): Jucas. + * + * ***** END GPL LICENSE BLOCK ***** + */ + +#include "../TEX_util.h" + +static bNodeSocketType inputs[]= { + { SOCK_VALUE, 1, "Val", 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f }, + { SOCK_VALUE, 1, "Nabla", 0.025f, 0.0f, 0.0f, 0.0f, 0.001f, 0.1f }, + { -1, 0, "" } +}; + +static bNodeSocketType outputs[]= { + { SOCK_VECTOR, 0, "Normal", 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 1.0f }, + { -1, 0, "" } +}; + +static void normalfn(float *out, float *coord, bNode *node, bNodeStack **in, short thread) +{ + float new_coord[3]; + + float nabla = tex_input_value(in[1], coord, thread); + float val; + float nor[2]; + + val = tex_input_value(in[0], coord, thread); + + new_coord[0] = coord[0] + nabla; + new_coord[1] = coord[1]; + new_coord[2] = coord[2]; + nor[0] = tex_input_value(in[0], new_coord, thread); + + new_coord[0] = coord[0]; + new_coord[1] = coord[1] + nabla; + nor[1] = tex_input_value(in[0], new_coord, thread); + + new_coord[1] = coord[1]; + new_coord[2] = coord[2] + nabla; + nor[2] = tex_input_value(in[0], new_coord, thread); + + out[0] = val-nor[0]; + out[1] = val-nor[1]; + out[2] = val-nor[2]; +} +static void exec(void *data, bNode *node, bNodeStack **in, bNodeStack **out) +{ + tex_output(node, in, out[0], &normalfn); + + tex_do_preview(node, out[0], data); +} + +bNodeType tex_node_valtonor = { + /* *next,*prev */ NULL, NULL, + /* type code */ TEX_NODE_VALTONOR, + /* name */ "Value to Normal", + /* width+range */ 90, 80, 100, + /* class+opts */ NODE_CLASS_CONVERTOR, NODE_OPTIONS, + /* input sock */ inputs, + /* output sock */ outputs, + /* storage */ "", + /* execfunc */ exec, + /* butfunc */ NULL, + /* initfunc */ NULL, + /* freestoragefunc */ NULL, + /* copystoragefunc */ NULL, + /* id */ NULL +}; + |