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/**
* $Id$
*
* ***** 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2005 Blender Foundation.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL LICENSE BLOCK *****
*/
#include "../SHD_util.h"
/* **************** VALTORGB ******************** */
static bNodeSocketType sh_node_valtorgb_in[]= {
{ SOCK_VALUE, 1, "Fac", 0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f},
{ -1, 0, "" }
};
static bNodeSocketType sh_node_valtorgb_out[]= {
{ SOCK_RGBA, 0, "Color", 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
{ SOCK_VALUE, 0, "Alpha", 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f},
{ -1, 0, "" }
};
static void node_shader_exec_valtorgb(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
{
/* stack order in: fac */
/* stack order out: col, alpha */
if(node->storage) {
float fac;
nodestack_get_vec(&fac, SOCK_VALUE, in[0]);
do_colorband(node->storage, fac, out[0]->vec);
out[1]->vec[0]= out[0]->vec[3];
}
}
static void node_shader_init_valtorgb(bNode *node)
{
node->storage= add_colorband(1);
}
bNodeType sh_node_valtorgb= {
/* *next,*prev */ NULL, NULL,
/* type code */ SH_NODE_VALTORGB,
/* name */ "ColorRamp",
/* width+range */ 240, 200, 300,
/* class+opts */ NODE_CLASS_CONVERTOR, NODE_OPTIONS,
/* input sock */ sh_node_valtorgb_in,
/* output sock */ sh_node_valtorgb_out,
/* storage */ "ColorBand",
/* execfunc */ node_shader_exec_valtorgb,
/* butfunc */ NULL,
/* initfunc */ node_shader_init_valtorgb,
/* freestoragefunc */ node_free_standard_storage,
/* copystoragefunc */ node_copy_standard_storage,
/* id */ NULL
};
/* **************** RGBTOBW ******************** */
static bNodeSocketType sh_node_rgbtobw_in[]= {
{ SOCK_RGBA, 1, "Color", 0.5f, 0.5f, 0.5f, 1.0f, 0.0f, 1.0f},
{ -1, 0, "" }
};
static bNodeSocketType sh_node_rgbtobw_out[]= {
{ SOCK_VALUE, 0, "Val", 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
{ -1, 0, "" }
};
static void node_shader_exec_rgbtobw(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
{
/* stack order out: bw */
/* stack order in: col */
out[0]->vec[0]= in[0]->vec[0]*0.35f + in[0]->vec[1]*0.45f + in[0]->vec[2]*0.2f;
}
bNodeType sh_node_rgbtobw= {
/* *next,*prev */ NULL, NULL,
/* type code */ SH_NODE_RGBTOBW,
/* name */ "RGB to BW",
/* width+range */ 80, 40, 120,
/* class+opts */ NODE_CLASS_CONVERTOR, 0,
/* input sock */ sh_node_rgbtobw_in,
/* output sock */ sh_node_rgbtobw_out,
/* storage */ "",
/* execfunc */ node_shader_exec_rgbtobw,
/* butfunc */ NULL,
/* initfunc */ NULL,
/* freestoragefunc */ NULL,
/* copystoragefunc */ NULL,
/* id */ NULL
};
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