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/*
* Copyright 2011, Blender Foundation.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "stdosl.h"
shader node_attribute(
string bump_offset = "center",
string name = "",
output point Vector = point(0.0, 0.0, 0.0),
output color Color = color(0.0, 0.0, 0.0),
output float Fac = 0.0)
{
getattribute(name, Color);
Vector = point(Color);
getattribute(name, Fac);
if(bump_offset == "dx") {
Color += Dx(Color);
Vector += Dx(Vector);
Fac += Dx(Fac);
}
else if(bump_offset == "dy") {
Color += Dy(Color);
Vector += Dy(Vector);
Fac += Dy(Fac);
}
}
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