mirror of https://github.com/ZDoom/raze-gles.git
443 lines
11 KiB
C
443 lines
11 KiB
C
//
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// Common non-engine code/data for EDuke32 and Mapster32
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//
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#include "compat.h"
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#include "build.h"
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#include "scriptfile.h"
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#include "cache1d.h"
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#include "kplib.h"
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#include "baselayer.h"
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#include "names.h"
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#include "common.h"
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#include "common_game.h"
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int32_t g_gameType = GAMEFLAG_DUKE;
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// grp/con/def handling
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const char *defaultgamegrp[GAMECOUNT] = { "DUKE3D.GRP", "NAM.GRP", "NAPALM.GRP", "WW2GI.GRP" };
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const char *defaultdeffilename[GAMECOUNT] = { "duke3d.def", "nam.def", "napalm.def", "ww2gi.def" };
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const char *defaultconfilename = "GAME.CON";
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const char *defaultgameconfilename[GAMECOUNT] = { "EDUKE.CON", "NAM.CON", "NAPALM.CON", "WW2GI.CON" };
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// g_grpNamePtr can ONLY point to a malloc'd block (length BMAX_PATH)
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char *g_grpNamePtr = NULL;
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// g_defNamePtr can ONLY point to a malloc'd block (length BMAX_PATH)
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char *g_defNamePtr = NULL;
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// g_scriptNamePtr can ONLY point to a malloc'd block (length BMAX_PATH)
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char *g_scriptNamePtr = NULL;
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void clearGrpNamePtr(void)
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{
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if (g_grpNamePtr != NULL)
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Bfree(g_grpNamePtr);
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// g_grpNamePtr assumed to be assigned to right after
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}
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void clearDefNamePtr(void)
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{
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if (g_defNamePtr != NULL)
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Bfree(g_defNamePtr);
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// g_defNamePtr assumed to be assigned to right after
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}
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void clearScriptNamePtr(void)
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{
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if (g_scriptNamePtr != NULL)
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Bfree(g_scriptNamePtr);
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// g_scriptNamePtr assumed to be assigned to right after
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}
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const char *G_DefaultGrpFile(void)
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{
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if (DUKE)
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return defaultgamegrp[GAME_DUKE];
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// order is important for the following three because GAMEFLAG_NAM overlaps all
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else if (NAPALM)
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return defaultgamegrp[GAME_NAPALM];
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else if (WW2GI)
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return defaultgamegrp[GAME_WW2GI];
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else if (NAM)
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return defaultgamegrp[GAME_NAM];
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return defaultgamegrp[0];
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}
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const char *G_DefaultDefFile(void)
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{
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if (DUKE)
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return defaultdeffilename[GAME_DUKE];
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else if (WW2GI)
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return defaultdeffilename[GAME_WW2GI];
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else if (NAPALM)
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{
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if (!testkopen(defaultdeffilename[GAME_NAPALM],0) && testkopen(defaultdeffilename[GAME_NAM],0))
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return defaultdeffilename[GAME_NAM]; // NAM/Napalm Sharing
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else
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return defaultdeffilename[GAME_NAPALM];
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}
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else if (NAM)
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{
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if (!testkopen(defaultdeffilename[GAME_NAM],0) && testkopen(defaultdeffilename[GAME_NAPALM],0))
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return defaultdeffilename[GAME_NAPALM]; // NAM/Napalm Sharing
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else
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return defaultdeffilename[GAME_NAM];
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}
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return defaultdeffilename[0];
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}
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const char *G_DefaultConFile(void)
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{
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if (DUKE && testkopen(defaultgameconfilename[GAME_DUKE],0))
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return defaultgameconfilename[GAME_DUKE];
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else if (WW2GI && testkopen(defaultgameconfilename[GAME_WW2GI],0))
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return defaultgameconfilename[GAME_WW2GI];
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else if (NAPALM)
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{
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if (!testkopen(defaultgameconfilename[GAME_NAPALM],0))
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{
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if (testkopen(defaultgameconfilename[GAME_NAM],0))
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return defaultgameconfilename[GAME_NAM]; // NAM/Napalm Sharing
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}
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else
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return defaultgameconfilename[GAME_NAPALM];
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}
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else if (NAM)
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{
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if (!testkopen(defaultgameconfilename[GAME_NAM],0))
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{
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if (testkopen(defaultgameconfilename[GAME_NAPALM],0))
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return defaultgameconfilename[GAME_NAPALM]; // NAM/Napalm Sharing
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}
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else
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return defaultgameconfilename[GAME_NAM];
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}
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return defaultconfilename;
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}
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const char *G_GrpFile(void)
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{
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if (g_grpNamePtr == NULL)
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return G_DefaultGrpFile();
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else
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return g_grpNamePtr;
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}
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const char *G_DefFile(void)
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{
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if (g_defNamePtr == NULL)
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return G_DefaultDefFile();
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else
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return g_defNamePtr;
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}
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const char *G_ConFile(void)
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{
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if (g_scriptNamePtr == NULL)
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return G_DefaultConFile();
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else
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return g_scriptNamePtr;
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}
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//////////
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void G_MultiPskyInit(void)
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{
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int32_t i;
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// new-style multi-psky handling
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pskymultilist[0] = MOONSKY1;
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pskymultilist[1] = BIGORBIT1;
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pskymultilist[2] = LA;
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pskymultiyscale[0] = 32768;
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pskymultiyscale[1] = 32768;
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pskymultiyscale[2] = 16384+1024;
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for (i=0; i<3; ++i)
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{
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pskymultibits[i] = 3;
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Bmemset(pskymultioff[i], 0, sizeof(pskymultioff[i]));
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}
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// KEEPINSYNC with Polymer MAX OFFSET = 4
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// MOONSKY1
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// earth mountain mountain sun
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pskymultioff[0][6]=1;
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pskymultioff[0][1]=2;
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pskymultioff[0][4]=2;
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pskymultioff[0][2]=3;
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// BIGORBIT1 // orbit
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// earth1 2 3 moon/sun
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pskymultioff[1][5]=1;
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pskymultioff[1][6]=2;
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pskymultioff[1][7]=3;
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pskymultioff[1][2]=4;
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// LA // la city
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// earth1 2 3 moon/sun
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pskymultioff[2][0]=1;
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pskymultioff[2][1]=2;
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pskymultioff[2][2]=1;
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pskymultioff[2][3]=3;
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pskymultioff[2][4]=4;
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pskymultioff[2][5]=0;
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pskymultioff[2][6]=2;
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pskymultioff[2][7]=3;
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pskynummultis = 3;
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// default in game:
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parallaxyscale = 32768;
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}
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//////////
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struct strllist *CommandPaths, *CommandGrps;
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void G_AddGroup(const char *buffer)
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{
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char buf[BMAX_PATH];
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struct strllist *s = (struct strllist *)Bcalloc(1,sizeof(struct strllist));
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Bstrcpy(buf, buffer);
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if (Bstrchr(buf,'.') == 0)
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Bstrcat(buf,".grp");
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s->str = Bstrdup(buf);
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if (CommandGrps)
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{
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struct strllist *t;
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for (t = CommandGrps; t->next; t=t->next) ;
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t->next = s;
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return;
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}
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CommandGrps = s;
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}
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void G_AddPath(const char *buffer)
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{
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struct strllist *s = (struct strllist *)Bcalloc(1,sizeof(struct strllist));
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s->str = Bstrdup(buffer);
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if (CommandPaths)
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{
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struct strllist *t;
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for (t = CommandPaths; t->next; t=t->next) ;
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t->next = s;
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return;
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}
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CommandPaths = s;
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}
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//////////
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int32_t getatoken(scriptfile *sf, const tokenlist *tl, int32_t ntokens)
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{
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char *tok;
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int32_t i;
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if (!sf) return T_ERROR;
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tok = scriptfile_gettoken(sf);
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if (!tok) return T_EOF;
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for (i=ntokens-1; i>=0; i--)
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{
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if (!Bstrcasecmp(tok, tl[i].text))
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return tl[i].tokenid;
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}
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return T_ERROR;
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}
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//////////
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// returns: 1 if file could be opened, 0 else
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int32_t testkopen(const char *filename, char searchfirst)
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{
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int32_t fd = kopen4load(filename, searchfirst);
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if (fd >= 0)
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kclose(fd);
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return (fd >= 0);
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}
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// checks from path and in ZIPs, returns 1 if NOT found
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int32_t check_file_exist(const char *fn)
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{
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int32_t opsm = pathsearchmode;
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char *tfn;
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pathsearchmode = 1;
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if (findfrompath(fn,&tfn) < 0)
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{
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char buf[BMAX_PATH];
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Bstrcpy(buf,fn);
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kzfindfilestart(buf);
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if (!kzfindfile(buf))
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{
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initprintf("Error: file \"%s\" does not exist\n",fn);
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pathsearchmode = opsm;
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return 1;
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}
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}
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else Bfree(tfn);
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pathsearchmode = opsm;
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return 0;
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}
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//// FILE NAME / DIRECTORY LISTS ////
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void fnlist_clearnames(fnlist_t *fnl)
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{
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klistfree(fnl->finddirs);
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klistfree(fnl->findfiles);
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fnl->finddirs = fnl->findfiles = NULL;
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fnl->numfiles = fnl->numdirs = 0;
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}
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// dirflags, fileflags:
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// -1 means "don't get dirs/files",
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// otherwise ORed to flags for respective klistpath
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int32_t fnlist_getnames(fnlist_t *fnl, const char *dirname, const char *pattern,
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int32_t dirflags, int32_t fileflags)
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{
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CACHE1D_FIND_REC *r;
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fnlist_clearnames(fnl);
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if (dirflags != -1)
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fnl->finddirs = klistpath(dirname, "*", CACHE1D_FIND_DIR|dirflags);
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if (fileflags != -1)
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fnl->findfiles = klistpath(dirname, pattern, CACHE1D_FIND_FILE|fileflags);
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for (r=fnl->finddirs; r; r=r->next)
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fnl->numdirs++;
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for (r=fnl->findfiles; r; r=r->next)
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fnl->numfiles++;
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return(0);
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}
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// loads all group (grp, zip, pk3/4) files in the given directory
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void G_LoadGroupsInDir(const char *dirname)
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{
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static const char *extensions[4] = { "*.grp", "*.zip", "*.pk3", "*.pk4" };
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char buf[BMAX_PATH];
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int32_t i;
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fnlist_t fnlist = FNLIST_INITIALIZER;
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for (i=0; i<4; i++)
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{
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CACHE1D_FIND_REC *rec;
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fnlist_getnames(&fnlist, dirname, extensions[i], -1, 0);
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for (rec=fnlist.findfiles; rec; rec=rec->next)
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{
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Bsnprintf(buf, sizeof(buf), "%s/%s", dirname, rec->name);
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initprintf("Using group file \"%s\".\n", buf);
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initgroupfile(buf);
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}
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fnlist_clearnames(&fnlist);
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}
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}
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void G_DoAutoload(const char *dirname)
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{
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char buf[BMAX_PATH];
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Bsnprintf(buf, sizeof(buf), "autoload/%s", dirname);
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G_LoadGroupsInDir(buf);
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}
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////
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// returns a buffer of size BMAX_PATH
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char *dup_filename(const char *fn)
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{
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char *buf = (char *)Bmalloc(BMAX_PATH);
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return Bstrncpyz(buf, fn, BMAX_PATH);
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}
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// Copy FN to WBUF and append an extension if it's not there, which is checked
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// case-insensitively.
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// Returns: 1 if not all characters could be written to WBUF, 0 else.
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int32_t maybe_append_ext(char *wbuf, int32_t wbufsiz, const char *fn, const char *ext)
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{
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const int32_t slen=Bstrlen(fn), extslen=Bstrlen(ext);
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const int32_t haveext = (slen>=extslen && Bstrcasecmp(&fn[slen-extslen], ext)==0);
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Bassert((intptr_t)wbuf != (intptr_t)fn); // no aliasing
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// If 'fn' has no extension suffixed, append one.
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return (Bsnprintf(wbuf, wbufsiz, "%s%s", fn, haveext ? "" : ext) >= wbufsiz);
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}
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// Approximations to 2D and 3D Euclidean distances. Initial EDuke32 SVN import says
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// in jmact/mathutil.c: "Ken's reverse-engineering job".
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// Note that jmact/mathutil.c contains practically the same code, but where the
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// individual x/y(/z) distances are passed instead.
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int32_t ldist(const spritetype *s1, const spritetype *s2)
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{
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int32_t x = klabs(s1->x-s2->x);
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int32_t y = klabs(s1->y-s2->y);
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if (x<y) swaplong(&x,&y);
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{
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int32_t t = y + (y>>1);
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return (x - (x>>5) - (x>>7) + (t>>2) + (t>>6));
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}
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}
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int32_t dist(const spritetype *s1, const spritetype *s2)
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{
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int32_t x = klabs(s1->x-s2->x);
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int32_t y = klabs(s1->y-s2->y);
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int32_t z = klabs((s1->z-s2->z)>>4);
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if (x<y) swaplong(&x,&y);
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if (x<z) swaplong(&x,&z);
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{
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int32_t t = y + z;
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return (x - (x>>4) + (t>>2) + (t>>3));
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}
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}
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// Clear OSD background
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void COMMON_clearbackground(int32_t numcols, int32_t numrows)
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{
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UNREFERENCED_PARAMETER(numcols);
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# ifdef USE_OPENGL
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if (rendmode>=3 && qsetmode==200)
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{
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setpolymost2dview();
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bglColor4f(0,0,0,0.67f);
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bglEnable(GL_BLEND);
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bglRectd(0,0, xdim,8*numrows+8);
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bglColor4f(0,0,0,1);
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bglRectd(0,8*numrows+4, xdim,8*numrows+8);
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return;
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}
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# endif
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CLEARLINES2D(0, min(ydim, numrows*8+8), editorcolors[16]);
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}
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