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106 lines
3 KiB
C++
106 lines
3 KiB
C++
/*
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**---------------------------------------------------------------------------
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**
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** Copyright(C) 2017 Rachael Alexanderson
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** All rights reserved.
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**
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**
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** Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions
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** are met:
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**
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** 1. Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** 2. Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in the
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** documentation and/or other materials provided with the distribution.
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** 3. The name of the author may not be used to endorse or promote products
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** derived from this software without specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**---------------------------------------------------------------------------
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**
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*/
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/*
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** r_vanillatrans.cpp
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** Figures out whether to turn off transparency for certain native game objects
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**
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**/
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#include "templates.h"
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#include "c_cvars.h"
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#include "w_wad.h"
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#include "doomtype.h"
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#ifdef _DEBUG
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#include "c_dispatch.h"
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#endif
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bool r_UseVanillaTransparency;
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CVAR (Int, r_vanillatrans, 0, CVAR_ARCHIVE)
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namespace
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{
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bool firstTime = true;
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bool foundDehacked = false;
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bool foundDecorate = false;
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bool foundZScript = false;
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}
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#ifdef _DEBUG
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CCMD (debug_checklumps)
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{
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Printf("firstTime: %d\n", firstTime);
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Printf("foundDehacked: %d\n", foundDehacked);
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Printf("foundDecorate: %d\n", foundDecorate);
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Printf("foundZScript: %d\n", foundZScript);
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}
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#endif
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void UpdateVanillaTransparency()
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{
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firstTime = true;
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}
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bool UseVanillaTransparency()
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{
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if (firstTime)
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{
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int lastlump = 0;
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Wads.FindLump("ZSCRIPT", &lastlump); // ignore first ZScript
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if (Wads.FindLump("ZSCRIPT", &lastlump) == -1) // no loaded ZScript
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{
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lastlump = 0;
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foundDehacked = Wads.FindLump("DEHACKED", &lastlump) != -1;
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lastlump = 0;
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foundDecorate = Wads.FindLump("DECORATE", &lastlump) != -1;
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foundZScript = false;
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}
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else
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{
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foundZScript = true;
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foundDehacked = false;
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foundDecorate = false;
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}
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firstTime = false;
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}
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switch (r_vanillatrans)
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{
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case 0: return false;
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case 1: return true;
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default:
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if (foundDehacked)
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return true;
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if (foundDecorate)
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return false;
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return r_vanillatrans == 3;
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}
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}
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