raze-gles/source/core/mapinfo.cpp

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/*
** mapinfo.cpp
**
** Map record management
**
**---------------------------------------------------------------------------
** Copyright 2020 Christoph Oelckers
** All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions
** are met:
**
** 1. Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** 2. Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in the
** documentation and/or other materials provided with the distribution.
** 3. The name of the author may not be used to endorse or promote products
** derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**---------------------------------------------------------------------------
**
*/
#include "mapinfo.h"
#include "raze_music.h"
#include "filesystem.h"
#include "printf.h"
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MapRecord mapList[512]; // Due to how this gets used it needs to be static. EDuke defines 7 episode plus one spare episode with 64 potential levels each and relies on the static array which is freely accessible by scripts.
MapRecord *currentLevel; // level that is currently played. (The real level, not what script hacks modfifying the current level index can pretend.)
MapRecord* lastLevel; // Same here, for the last level.
unsigned int numUsedSlots;
MapRecord *FindMapByName(const char *nm)
{
for (unsigned i = 0; i < numUsedSlots; i++)
{
auto &map = mapList[i];
if (map.labelName.CompareNoCase(nm) == 0)
{
return &map;
}
}
return nullptr;
}
MapRecord *FindMapByLevelNum(int num)
{
for (unsigned i = 0; i < numUsedSlots; i++)
{
auto &map = mapList[i];
if (map.levelNumber == num)
{
return &map;
}
}
return nullptr;
}
MapRecord *FindNextMap(MapRecord *thismap)
{
if (thismap->nextLevel != -1) return &mapList[thismap->nextLevel];
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return FindMapByLevelNum(thismap->levelNumber+1);
}
bool SetMusicForMap(const char* mapname, const char* music, bool namehack)
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{
static const char* specials[] = { "intro", "briefing", "loading" };
for (int i = 0; i < 3; i++)
{
if (!stricmp(mapname, specials[i]))
{
// todo: store this properly.
return true;
}
}
auto index = FindMapByName(mapname);
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// This is for the DEFS parser's MUSIC command which never bothered to check for the real map name.
if (index == nullptr && namehack)
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{
int lev, ep;
signed char b1, b2;
int numMatches = sscanf(mapname, "%c%d%c%d", &b1, &ep, &b2, &lev);
if (numMatches != 4 || toupper(b1) != 'E' || toupper(b2) != 'L')
return false;
index = FindMapByLevelNum(ep*100 + lev);
}
if (index != nullptr)
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{
index->music = music;
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return true;
}
return false;
}
MapRecord *AllocateMap()
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{
return &mapList[numUsedSlots++];
}
MapRecord* SetupUserMap(const char* boardfilename, const char *defaultmusic)
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{
for (unsigned i = 0; i < numUsedSlots; i++)
{
auto &map = mapList[i];
if (map.fileName.CompareNoCase(boardfilename) == 0)
{
return &map;
}
}
if (!fileSystem.FileExists(boardfilename))
{
Printf(TEXTCOLOR_RED "map: file \"%s\" not found.\n", boardfilename);
return nullptr;
}
auto map = AllocateMap();
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map->name = "";
map->SetFileName(boardfilename);
map->flags = MI_USERMAP|MI_FORCEEOG;
map->music = G_SetupFilenameBasedMusic(boardfilename, defaultmusic);
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return map;
}