87 lines
2.6 KiB
C
87 lines
2.6 KiB
C
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2005 Blender Foundation.
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* All rights reserved.
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*/
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/** \file
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* \ingroup texnodes
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*/
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#include "NOD_texture.h"
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#include "node_texture_util.h"
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#include <math.h>
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static bNodeSocketTemplate inputs[] = {
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{SOCK_RGBA, N_("Color"), 0.0f, 0.0f, 0.0f, 1.0f},
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{-1, ""},
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};
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static bNodeSocketTemplate outputs[] = {
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{SOCK_FLOAT, N_("Red")},
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{SOCK_FLOAT, N_("Green")},
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{SOCK_FLOAT, N_("Blue")},
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{SOCK_FLOAT, N_("Alpha")},
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{-1, ""},
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};
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static void valuefn_r(float *out, TexParams *p, bNode *UNUSED(node), bNodeStack **in, short thread)
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{
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tex_input_rgba(out, in[0], p, thread);
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*out = out[0];
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}
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static void valuefn_g(float *out, TexParams *p, bNode *UNUSED(node), bNodeStack **in, short thread)
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{
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tex_input_rgba(out, in[0], p, thread);
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*out = out[1];
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}
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static void valuefn_b(float *out, TexParams *p, bNode *UNUSED(node), bNodeStack **in, short thread)
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{
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tex_input_rgba(out, in[0], p, thread);
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*out = out[2];
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}
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static void valuefn_a(float *out, TexParams *p, bNode *UNUSED(node), bNodeStack **in, short thread)
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{
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tex_input_rgba(out, in[0], p, thread);
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*out = out[3];
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}
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static void exec(void *data,
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int UNUSED(thread),
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bNode *node,
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bNodeExecData *execdata,
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bNodeStack **in,
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bNodeStack **out)
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{
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tex_output(node, execdata, in, out[0], &valuefn_r, data);
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tex_output(node, execdata, in, out[1], &valuefn_g, data);
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tex_output(node, execdata, in, out[2], &valuefn_b, data);
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tex_output(node, execdata, in, out[3], &valuefn_a, data);
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}
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void register_node_type_tex_decompose(void)
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{
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static bNodeType ntype;
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tex_node_type_base(&ntype, TEX_NODE_DECOMPOSE, "Separate RGBA", NODE_CLASS_OP_COLOR, 0);
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node_type_socket_templates(&ntype, inputs, outputs);
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node_type_exec(&ntype, NULL, NULL, exec);
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nodeRegisterType(&ntype);
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}
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