mirror of
https://github.com/ZDoom/raze-gles.git
synced 2024-11-18 10:11:50 +00:00
164 lines
4.4 KiB
C
164 lines
4.4 KiB
C
#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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// MAXYSAVES is 983040 (!) right now:
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#define MAXYSAVES ((MAXXDIM*MAXSPRITES)>>7)
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#define MAXNODESPERLINE (MAXYSAVES/MAXYDIM) // 307
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#define MAXCLIPDIST 1024
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// uncomment to clear the screen before each top-level draw
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// (classic only)
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//#define ENGINE_CLEAR_SCREEN
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#ifdef YAX_ENABLE
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# define YAX_MAXDRAWS 8
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#endif
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//#define OBSOLETE_RENDMODES
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extern uint8_t basepalcount;
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extern uint8_t curbasepal;
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extern const char pow2char[8];
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extern const int32_t pow2int[32];
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extern int16_t thesector[MAXWALLSB], thewall[MAXWALLSB];
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extern int16_t bunchfirst[MAXWALLSB], bunchlast[MAXWALLSB];
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extern int16_t maskwall[MAXWALLSB], maskwallcnt;
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extern spritetype *tspriteptr[MAXSPRITESONSCREEN + 1];
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extern int32_t xdimen, xdimenrecip, halfxdimen, xdimenscale, xdimscale, ydimen;
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extern intptr_t frameoffset;
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extern int32_t globalposx, globalposy, globalposz, globalhoriz;
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extern int16_t globalang, globalcursectnum;
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extern int32_t globalpal, cosglobalang, singlobalang;
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extern int32_t cosviewingrangeglobalang, sinviewingrangeglobalang;
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extern int32_t globalvisibility;
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extern int32_t xyaspect;
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extern intptr_t asm1, asm2, asm3, asm4;
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extern int32_t globalshade;
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extern int16_t globalpicnum;
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extern int32_t globalx1, globaly2;
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extern int32_t globalorientation;
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extern int16_t editstatus;
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extern int16_t searchit;
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extern int32_t searchx, searchy;
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extern int16_t searchsector, searchwall, searchstat;
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extern int16_t searchbottomwall, searchisbottom;
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extern char inpreparemirror;
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extern int32_t curbrightness, gammabrightness;
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extern char britable[16][256];
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extern char picsiz[MAXTILES];
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#ifdef OBSOLETE_RENDMODES
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extern int32_t lastx[MAXYDIM];
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extern char *transluc;
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#endif
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extern int16_t sectorborder[256], sectorbordercnt;
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extern int32_t qsetmode;
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extern int32_t hitallsprites;
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extern int32_t xb1[MAXWALLSB];
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extern int32_t rx1[MAXWALLSB], ry1[MAXWALLSB];
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extern int16_t p2[MAXWALLSB];
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extern int16_t numscans, 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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// int32_t wallmost(int16_t *mostbuf, int32_t w, int32_t sectnum, char dastat);
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int32_t wallfront(int32_t l1, int32_t l2);
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int32_t animateoffs(int16_t tilenum, int16_t fakevar);
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////// yax'y stuff //////
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#ifdef USE_OPENGL
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extern void polymost_scansector(int32_t sectnum);
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#endif
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int32_t engine_addtsprite(int16_t z, int16_t sectnum);
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#ifdef YAX_ENABLE
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extern int32_t g_nodraw, scansector_retfast;
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extern int32_t yax_globallev, yax_globalbunch;
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extern int32_t yax_globalcf, yax_nomaskpass, yax_nomaskdidit;
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extern uint8_t haveymost[YAX_MAXBUNCHES>>3];
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extern uint8_t yax_gotsector[MAXSECTORS>>3];
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static inline int32_t yax_isislandwall(int32_t line, int32_t cf)
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{
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return (yax_vnextsec(line, cf)>=0);
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}
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#endif
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#ifdef YAX_DEBUG
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extern char m32_debugstr[64][128];
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extern int32_t m32_numdebuglines;
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# define yaxdebug(fmt, ...) do { if (m32_numdebuglines<64) Bsnprintf(m32_debugstr[m32_numdebuglines++], 128, fmt, ##__VA_ARGS__); } while (0)
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# define yaxprintf(fmt, ...) do { initprintf(fmt, ##__VA_ARGS__); } while (0)
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#else
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# define yaxdebug(fmt, ...)
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# define yaxprintf(fmt, ...)
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#endif
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extern int32_t indrawroomsandmasks;
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#if defined(_MSC_VER) && !defined(NOASM)
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static inline void setgotpic(int32_t 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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({ int32_t __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(int32_t 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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