mirror of
https://github.com/DrBeef/Raze.git
synced 2024-12-12 21:52:23 +00:00
133 lines
3.4 KiB
C
133 lines
3.4 KiB
C
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#ifndef ENGINE_PRIV_H
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#define ENGINE_PRIV_H
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#define MAXCLIPNUM 1024
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#define MAXPERMS 512
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#define MAXTILEFILES 256
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#define MAXYSAVES ((MAXXDIM*MAXSPRITES)>>7)
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#define MAXNODESPERLINE 42 //Warning: This depends on MAXYSAVES & MAXYDIM!
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#define MAXCLIPDIST 1024
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extern char pow2char[8];
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extern int pow2int[32];
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extern short thesector[MAXWALLSB], thewall[MAXWALLSB];
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extern short bunchfirst[MAXWALLSB], bunchlast[MAXWALLSB];
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extern short maskwall[MAXWALLSB], maskwallcnt;
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extern spritetype *tspriteptr[MAXSPRITESONSCREEN];
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extern int xdimen, xdimenrecip, halfxdimen, xdimenscale, xdimscale, ydimen;
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extern int frameoffset;
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extern int globalposx, globalposy, globalposz, globalhoriz;
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extern short globalang, globalcursectnum;
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extern int globalpal, cosglobalang, singlobalang;
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extern int cosviewingrangeglobalang, sinviewingrangeglobalang;
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extern int globalvisibility;
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extern int xyaspect;
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extern int asm1, asm2, asm3, asm4;
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extern int globalshade;
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extern short globalpicnum;
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extern int globalx1, globaly2;
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extern int globalorientation;
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extern short searchit;
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extern int searchx, searchy;
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extern short searchsector, searchwall, searchstat;
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extern char inpreparemirror;
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extern int curbrightness, gammabrightness;
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extern char britable[16][256];
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extern char picsiz[MAXTILES];
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extern int lastx[MAXYDIM];
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extern char *transluc;
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extern short sectorborder[256], sectorbordercnt;
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extern int qsetmode;
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extern int hitallsprites;
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extern int xb1[MAXWALLSB];
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extern int rx1[MAXWALLSB], ry1[MAXWALLSB];
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extern short p2[MAXWALLSB];
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extern short numscans, numhits, numbunches;
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#ifdef USE_OPENGL
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extern palette_t palookupfog[MAXPALOOKUPS];
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#endif
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int wallmost(short *mostbuf, int w, int sectnum, char dastat);
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int wallfront(int l1, int l2);
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int animateoffs(short tilenum, short fakevar);
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extern int indrawroomsandmasks;
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#if defined(__WATCOMC__) && !defined(NOASM)
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#pragma aux setgotpic =\
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"mov ebx, eax",\
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"cmp byte ptr walock[eax], 200",\
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"jae skipit",\
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"mov byte ptr walock[eax], 199",\
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"skipit: shr eax, 3",\
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"and ebx, 7",\
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"mov dl, byte ptr gotpic[eax]",\
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"mov bl, byte ptr pow2char[ebx]",\
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"or dl, bl",\
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"mov byte ptr gotpic[eax], dl",\
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parm [eax]\
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modify exact [eax ebx ecx edx]
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void setgotpic(int);
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#elif defined(_MSC_VER) && !defined(NOASM) // __WATCOMC__
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static inline void setgotpic(int a)
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{
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_asm {
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push ebx
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mov eax, a
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mov ebx, eax
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cmp byte ptr walock[eax], 200
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jae skipit
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mov byte ptr walock[eax], 199
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skipit:
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shr eax, 3
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and ebx, 7
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mov dl, byte ptr gotpic[eax]
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mov bl, byte ptr pow2char[ebx]
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or dl, bl
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mov byte ptr gotpic[eax], dl
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pop ebx
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}
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}
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#elif defined(__GNUC__) && defined(__i386__) && !defined(NOASM) // _MSC_VER
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#define setgotpic(a) \
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({ int __a=(a); \
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__asm__ __volatile__ ( \
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"movl %%eax, %%ebx\n\t" \
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"cmpb $200, "ASMSYM("walock")"(%%eax)\n\t" \
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"jae 0f\n\t" \
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"movb $199, "ASMSYM("walock")"(%%eax)\n\t" \
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"0:\n\t" \
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"shrl $3, %%eax\n\t" \
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"andl $7, %%ebx\n\t" \
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"movb "ASMSYM("gotpic")"(%%eax), %%dl\n\t" \
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"movb "ASMSYM("pow2char")"(%%ebx), %%bl\n\t" \
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"orb %%bl, %%dl\n\t" \
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"movb %%dl, "ASMSYM("gotpic")"(%%eax)" \
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: "=a" (__a) : "a" (__a) \
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: "ebx", "edx", "memory", "cc"); \
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__a; })
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#else // __GNUC__ && __i386__
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static inline void setgotpic(int tilenume)
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{
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if (walock[tilenume] < 200) walock[tilenume] = 199;
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gotpic[tilenume>>3] |= pow2char[tilenume&7];
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}
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#endif
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#endif /* ENGINE_PRIV_H */
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