forked from bartvdbraak/blender
34 lines
1.1 KiB
Plaintext
34 lines
1.1 KiB
Plaintext
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/*
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* Copyright 2011, Blender Foundation.
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "stdosl.h"
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shader node_camera(
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output vector ViewVector = vector(0.0, 0.0, 0.0),
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output float ViewZDepth = 0.0,
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output float ViewDistance = 0.0)
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{
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ViewVector = (vector)transform("world", "camera", P);
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ViewZDepth = fabs(ViewVector[2]);
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ViewDistance = lenght(ViewVector);
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ViewVector = normalize(ViewVector);
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}
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