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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 *****
*/
/** \file blender/nodes/texture/nodes/node_texture_mixRgb.c
* \ingroup texnodes
*/
#include "node_texture_util.h"
#include "NOD_texture.h"
/* **************** MIX RGB ******************** */
static bNodeSocketTemplate inputs[]= {
{ SOCK_FLOAT, 1, "Factor", 0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_FACTOR },
{ SOCK_RGBA, 1, "Color1", 0.5f, 0.5f, 0.5f, 1.0f },
{ SOCK_RGBA, 1, "Color2", 0.5f, 0.5f, 0.5f, 1.0f },
{ -1, 0, "" }
};
static bNodeSocketTemplate outputs[]= {
{ SOCK_RGBA, 0, "Color" },
{ -1, 0, "" }
};
static void colorfn(float *out, TexParams *p, bNode *node, bNodeStack **in, short thread)
{
float fac = tex_input_value(in[0], p, thread);
float col1[4], col2[4];
tex_input_rgba(col1, in[1], p, thread);
tex_input_rgba(col2, in[2], p, thread);
CLAMP(fac, 0.0f, 1.0f);
copy_v4_v4(out, col1);
ramp_blend(node->custom1, out, fac, col2);
}
static void exec(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
{
tex_output(node, in, out[0], &colorfn, data);
}
void register_node_type_tex_mix_rgb(bNodeTreeType *ttype)
{
static bNodeType ntype;
node_type_base(ttype, &ntype, TEX_NODE_MIX_RGB, "Mix", NODE_CLASS_OP_COLOR, NODE_OPTIONS);
node_type_socket_templates(&ntype, inputs, outputs);
node_type_size(&ntype, 100, 60, 150);
node_type_label(&ntype, node_blend_label);
node_type_exec(&ntype, exec);
nodeRegisterType(ttype, &ntype);
}
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