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52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
//-----------------------------------------------------------------------------
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//
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// Copyright 1993-1996 id Software
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// Copyright 1999-2016 Randy Heit
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// Copyright 2002-2016 Christoph Oelckers
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//
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// This program 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 3 of the License, or
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// (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, see http://www.gnu.org/licenses/
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//
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//-----------------------------------------------------------------------------
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//
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// DESCRIPTION:
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// Sky rendering.
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//
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//-----------------------------------------------------------------------------
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#ifndef __R_SKY_H__
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#define __R_SKY_H__
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#include "textures/textures.h"
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struct FLevelLocals;
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extern FTextureID skyflatnum;
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extern int freelookviewheight;
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#define SKYSTRETCH_HEIGHT 228
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// Called whenever the sky changes.
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void InitSkyMap(FLevelLocals *Level);
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void R_InitSkyMap();
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void R_UpdateSky (uint64_t mstime);
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// 57 world units roughly represent one sky texel for the glTranslate call.
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enum
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{
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skyoffsetfactor = 57
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};
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#endif //__R_SKY_H__
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