Robin Allen
f9ceeeede6
Delegates now receive a TexParams* instead of float *coords. This gives texture nodes access to dxt, dyt, cfra as well as coords. This fixes the time node and allows nice sampling to be implemented.
97 lines
2.7 KiB
C
97 lines
2.7 KiB
C
/**
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*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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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* The Original Code is: all of this file.
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*
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* Contributor(s): Jucas.
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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#include "../TEX_util.h"
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static bNodeSocketType inputs[]= {
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{ SOCK_VALUE, 1, "Val", 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f },
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{ SOCK_VALUE, 1, "Nabla", 0.025f, 0.0f, 0.0f, 0.0f, 0.001f, 0.1f },
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{ -1, 0, "" }
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};
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static bNodeSocketType outputs[]= {
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{ SOCK_VECTOR, 0, "Normal", 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 1.0f },
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{ -1, 0, "" }
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};
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static void normalfn(float *out, TexParams *p, bNode *node, bNodeStack **in, short thread)
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{
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float new_coord[3];
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float *coord = p->coord;
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float nabla = tex_input_value(in[1], p, thread);
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float val;
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float nor[3];
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TexParams np = *p;
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np.coord = new_coord;
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val = tex_input_value(in[0], p, thread);
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new_coord[0] = coord[0] + nabla;
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new_coord[1] = coord[1];
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new_coord[2] = coord[2];
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nor[0] = tex_input_value(in[0], &np, thread);
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new_coord[0] = coord[0];
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new_coord[1] = coord[1] + nabla;
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nor[1] = tex_input_value(in[0], &np, thread);
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new_coord[1] = coord[1];
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new_coord[2] = coord[2] + nabla;
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nor[2] = tex_input_value(in[0], &np, thread);
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out[0] = val-nor[0];
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out[1] = val-nor[1];
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out[2] = val-nor[2];
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}
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static void exec(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
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{
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tex_output(node, in, out[0], &normalfn);
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tex_do_preview(node, out[0], data);
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}
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bNodeType tex_node_valtonor = {
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/* *next,*prev */ NULL, NULL,
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/* type code */ TEX_NODE_VALTONOR,
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/* name */ "Value to Normal",
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/* width+range */ 90, 80, 100,
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/* class+opts */ NODE_CLASS_CONVERTOR, NODE_OPTIONS,
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/* input sock */ inputs,
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/* output sock */ outputs,
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/* storage */ "",
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/* execfunc */ exec,
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/* butfunc */ NULL,
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/* initfunc */ NULL,
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/* freestoragefunc */ NULL,
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/* copystoragefunc */ NULL,
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/* id */ NULL
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};
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