node_texture_scale.cc

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/* SPDX-FileCopyrightText: 2005 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */

 
#include "BLI_math_vector.h"
 
#include "BKE_node.hh"
 
#include "node_texture_util.hh"
 
static blender::bke::bNodeSocketTemplate inputs[] = {
    {SOCK_RGBA, N_("Color"), 0.0f, 0.0f, 0.0f, 1.0f},
    {SOCK_VECTOR, N_("Scale"), 1.0f, 1.0f, 1.0f, 0.0f, -10.0f, 10.0f, PROP_XYZ},
    {-1, ""},
};
 
static blender::bke::bNodeSocketTemplate outputs[] = {
    {SOCK_RGBA, N_("Color")},
    {-1, ""},
};
 
static void colorfn(float *out, TexParams *p, bNode * /*node*/, bNodeStack **in, short thread)
{
  float scale[3], new_co[3];
  TexParams np = *p;
 
  np.co = new_co;
 
  tex_input_vec(scale, in[1], p, thread);
 
  mul_v3_v3v3(new_co, p->co, scale);
 
  tex_input_rgba(out, in[0], &np, thread);
}
static void exec(void *data,
                 int /*thread*/,
                 bNode *node,
                 bNodeExecData *execdata,
                 bNodeStack **in,
                 bNodeStack **out)
{
  tex_output(node, execdata, in, out[0], &colorfn, static_cast<TexCallData *>(data));
}
 
void register_node_type_tex_scale()
{
  static blender::bke::bNodeType ntype;
 
  tex_node_type_base(&ntype, "TextureNodeScale", TEX_NODE_SCALE);
  ntype.ui_name = "Scale";
  ntype.enum_name_legacy = "SCALE";
  ntype.nclass = NODE_CLASS_DISTORT;
  blender::bke::node_type_socket_templates(&ntype, inputs, outputs);
  ntype.exec_fn = exec;
 
  blender::bke::node_register_type(ntype);
}