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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2005 Blender Foundation. All rights reserved. */
/** \file
* \ingroup texnodes
*/
#include "NOD_texture.h"
#include "node_texture_util.h"
#include "RE_texture.h"
static bNodeSocketTemplate inputs[] = {
{SOCK_RGBA, N_("Color1"), 1.0f, 1.0f, 1.0f, 1.0f},
{SOCK_RGBA, N_("Color2"), 0.0f, 0.0f, 0.0f, 1.0f},
{-1, ""},
};
static bNodeSocketTemplate outputs[] = {
{SOCK_RGBA, N_("Color")},
{-1, ""},
};
static void colorfn(float *out, TexParams *p, bNode *node, bNodeStack **in, short thread)
{
Tex *nodetex = (Tex *)node->id;
static float red[] = {1, 0, 0, 1};
static float white[] = {1, 1, 1, 1};
float co[3], dxt[3], dyt[3];
copy_v3_v3(co, p->co);
if (p->osatex) {
copy_v3_v3(dxt, p->dxt);
copy_v3_v3(dyt, p->dyt);
}
else {
zero_v3(dxt);
zero_v3(dyt);
}
if (node->custom2 || node->need_exec == 0) {
/* this node refers to its own texture tree! */
copy_v4_v4(out, (fabsf(co[0] - co[1]) < 0.01f) ? white : red);
}
else if (nodetex) {
TexResult texres;
int textype;
float col1[4], col2[4];
tex_input_rgba(col1, in[0], p, thread);
tex_input_rgba(col2, in[1], p, thread);
textype = multitex_nodes(nodetex, co, dxt, dyt, p->osatex, &texres, thread, 0, p->mtex, NULL);
if (textype & TEX_RGB) {
copy_v4_v4(out, texres.trgba);
}
else {
copy_v4_v4(out, col1);
ramp_blend(MA_RAMP_BLEND, out, texres.tin, col2);
}
}
}
static void exec(void *data,
int UNUSED(thread),
bNode *node,
bNodeExecData *execdata,
bNodeStack **in,
bNodeStack **out)
{
tex_output(node, execdata, in, out[0], &colorfn, data);
}
void register_node_type_tex_texture(void)
{
static bNodeType ntype;
tex_node_type_base(&ntype, TEX_NODE_TEXTURE, "Texture", NODE_CLASS_INPUT);
node_type_socket_templates(&ntype, inputs, outputs);
node_type_exec(&ntype, NULL, NULL, exec);
ntype.flag |= NODE_PREVIEW;
nodeRegisterType(&ntype);
}
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