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https://github.com/ZDoom/Raze.git
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5800cd588c
twalltype -> uwalltype tspritetype -> uspritetype No other changes. git-svn-id: https://svn.eduke32.com/eduke32@5796 1a8010ca-5511-0410-912e-c29ae57300e0
88 lines
No EOL
2.9 KiB
C
88 lines
No EOL
2.9 KiB
C
#pragma once
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#ifndef clip_h_
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#define clip_h_
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#define MAXCLIPNUM 1024
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#ifdef HAVE_CLIPSHAPE_FEATURE
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#define CM_MAX 256 // must be a power of 2
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// sectoidx bits
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#undef CM_NONE
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#define CM_NONE (CM_MAX<<1)
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#define CM_SOME (CM_NONE-1)
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#define CM_OUTER (CM_MAX) // sector surrounds clipping sector
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// sprite -> sector tag mappings
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#define CM_XREPEAT floorpal
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#define CM_YREPEAT floorxpanning
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#define CM_XOFFSET ceilingshade
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#define CM_YOFFSET floorshade
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#define CM_CSTAT hitag
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#define CM_ANG extra
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#define CM_FLOORZ(Sec) (*(int32_t *)§or[Sec].ceilingxpanning) // ceilingxpanning,ceilingypanning,floorpicnum
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#define CM_CEILINGZ(Sec) (*(int32_t *)§or[Sec].visibility) // visibility,fogpal,lotag
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// backup of original normalized coordinates
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#define CM_WALL_X(Wal) (*(int32_t *)&wall[Wal].picnum) // picnum, overpicnum
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#define CM_WALL_Y(Wal) (*(int32_t *)&wall[Wal].lotag) // lotag, hitag
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// don't rotate when applying clipping, for models with rotational symmetry
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#define CM_NOROT(Spri) (sprite[Spri].cstat&2)
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#define CM_NOROTS(Sect) (sector[Sect].CM_CSTAT&2)
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typedef struct
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{
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int16_t qbeg, qend; // indices into sectq
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int16_t picnum, next;
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int32_t maxdist;
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} clipinfo_t;
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extern clipinfo_t clipinfo[CM_MAX];
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typedef struct
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{
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int16_t numsectors, numwalls;
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usectortype *sector;
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uwalltype *wall;
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} mapinfo_t;
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extern mapinfo_t origmapinfo, clipmapinfo;
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extern void clipmapinfo_init();
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extern int32_t quickloadboard;
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extern int16_t *sectq;
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extern int16_t pictoidx[MAXTILES]; // maps tile num to clipinfo[] index
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extern int16_t clipspritelist[MAXCLIPNUM];
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extern void mapinfo_set(mapinfo_t *bak, mapinfo_t *newmap);
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extern int32_t clipsprite_try(const spritetype *spr, int32_t xmin, int32_t ymin, int32_t xmax, int32_t ymax);
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extern int32_t clipsprite_initindex(int32_t curidx, spritetype *curspr, int32_t *clipsectcnt, const vec3_t *vect);
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#endif // HAVE_CLIPSHAPE_FEATURE
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typedef struct
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{
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int32_t x1, y1, x2, y2;
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} linetype;
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extern linetype clipit[MAXCLIPNUM];
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extern int16_t clipnum;
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extern int32_t clipsectnum, origclipsectnum, clipspritenum;
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extern int16_t clipsectorlist[MAXCLIPNUM], origclipsectorlist[MAXCLIPNUM];
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int32_t clipinsidebox(vec2_t *vect, int16_t wallnum, int32_t walldist);
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int32_t clipinsideboxline(int32_t x, int32_t y, int32_t x1, int32_t y1, int32_t x2, int32_t y2, int32_t walldist);
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extern int32_t clipmoveboxtracenum;
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int32_t clipmove(vec3_t *vect, int16_t *sectnum, int32_t xvect, int32_t yvect, int32_t walldist, int32_t ceildist,
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int32_t flordist, uint32_t cliptype) ATTRIBUTE((nonnull(1, 2)));
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int32_t clipmovex(vec3_t *pos, int16_t *sectnum, int32_t xvect, int32_t yvect, int32_t walldist, int32_t ceildist,
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int32_t flordist, uint32_t cliptype, uint8_t noslidep) ATTRIBUTE((nonnull(1, 2)));
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int32_t pushmove(vec3_t *vect, int16_t *sectnum, int32_t walldist, int32_t ceildist, int32_t flordist,
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uint32_t cliptype) ATTRIBUTE((nonnull(1, 2)));
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#endif |