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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_scale.c
* \ingroup texnodes
*/
#include <math.h>
#include "node_texture_util.h"
static bNodeSocketTemplate inputs[]= {
{ SOCK_RGBA, 1, N_("Color"), 0.0f, 0.0f, 0.0f, 1.0f },
{ SOCK_VECTOR, 1, N_("Scale"), 1.0f, 1.0f, 1.0f, 0.0f, -10.0f, 10.0f, PROP_XYZ },
{ -1, 0, "" }
};
static bNodeSocketTemplate outputs[]= {
{ SOCK_RGBA, 0, N_("Color")},
{ -1, 0, "" }
};
static void colorfn(float *out, TexParams *p, bNode *UNUSED(node), bNodeStack **in, short thread)
{
float scale[3], new_co[3], new_dxt[3], new_dyt[3];
TexParams np = *p;
np.co = new_co;
np.dxt = new_dxt;
np.dyt = new_dyt;
tex_input_vec(scale, in[1], p, thread);
mul_v3_v3v3(new_co, p->co, scale);
if (p->osatex) {
mul_v3_v3v3(new_dxt, p->dxt, scale);
mul_v3_v3v3(new_dyt, p->dyt, scale);
}
tex_input_rgba(out, in[0], &np, thread);
}
static void exec(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
{
tex_output(node, in, out[0], &colorfn, data);
}
void register_node_type_tex_scale(bNodeTreeType *ttype)
{
static bNodeType ntype;
node_type_base(ttype, &ntype, TEX_NODE_SCALE, "Scale", NODE_CLASS_DISTORT, NODE_OPTIONS);
node_type_socket_templates(&ntype, inputs, outputs);
node_type_size(&ntype, 90, 80, 100);
node_type_exec(&ntype, exec);
nodeRegisterType(ttype, &ntype);
}
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