35 lines
1.3 KiB
C
35 lines
1.3 KiB
C
/*
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This file is part of Warzone 2100.
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Copyright (C) 1999-2004 Eidos Interactive
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Copyright (C) 2005-2013 Warzone 2100 Project
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Warzone 2100 is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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Warzone 2100 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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You should have received a copy of the GNU General Public License
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along with Warzone 2100; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _WAVE_CAST_H_
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#define _WAVE_CAST_H_
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struct WavecastTile
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{
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int16_t dx, dy; ///< Tile coordinates.
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int32_t invRadius; ///< Arbitrary constant divided by radius.
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int16_t angBegin, angEnd; ///< Start and finish angles for obstruction of view. Non-linear units, for comparison purposes only.
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};
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// Not thread safe if someone calls with a new radius. Thread safe, otherwise.
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const WavecastTile *getWavecastTable(unsigned radius, size_t *size);
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#endif //_WAVE_CAST_H_
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