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/**
*
* ***** 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): Robin Allen
*
* ***** END GPL LICENSE BLOCK *****
*/
#include "../TEX_util.h"
#include <math.h>
static bNodeSocketType inputs[]= {
{ SOCK_RGBA, 1, "Color", 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f },
{ -1, 0, "" }
};
static bNodeSocketType outputs[]= {
{ SOCK_VALUE, 0, "Red", 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f },
{ SOCK_VALUE, 0, "Green", 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f },
{ SOCK_VALUE, 0, "Blue", 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f },
{ SOCK_VALUE, 0, "Alpha", 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f },
{ -1, 0, "" }
};
static void valuefn_r(float *out, TexParams *p, bNode *node, bNodeStack **in, short thread)
{
tex_input_rgba(out, in[0], p, thread);
*out = out[0];
}
static void valuefn_g(float *out, TexParams *p, bNode *node, bNodeStack **in, short thread)
{
tex_input_rgba(out, in[0], p, thread);
*out = out[1];
}
static void valuefn_b(float *out, TexParams *p, bNode *node, bNodeStack **in, short thread)
{
tex_input_rgba(out, in[0], p, thread);
*out = out[2];
}
static void valuefn_a(float *out, TexParams *p, bNode *node, bNodeStack **in, short thread)
{
tex_input_rgba(out, in[0], p, thread);
*out = out[3];
}
static void exec(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
{
tex_output(node, in, out[0], &valuefn_r, data);
tex_output(node, in, out[1], &valuefn_g, data);
tex_output(node, in, out[2], &valuefn_b, data);
tex_output(node, in, out[3], &valuefn_a, data);
}
bNodeType tex_node_decompose= {
/* *next,*prev */ NULL, NULL,
/* type code */ TEX_NODE_DECOMPOSE,
/* name */ "Decompose RGBA",
/* width+range */ 100, 60, 150,
/* class+opts */ NODE_CLASS_OP_COLOR, 0,
/* input sock */ inputs,
/* output sock */ outputs,
/* storage */ "",
/* execfunc */ exec,
/* butfunc */ NULL,
/* initfunc */ NULL,
/* freestoragefunc */ NULL,
/* copystoragefunc */ NULL,
/* id */ NULL
};
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