zdoom/raze
0
0
Fork 0
mirror of https://github.com/ZDoom/Raze.git synced 2024-12-02 00:53:16 +00:00
Code Issues Projects Releases Packages Wiki Activity
raze/source/build/include/build.h
Christoph Oelckers 4a5de6f56e - make sure that all changes of wall coordinates invalidate associated data. 
walltype::move should be the preferred function to be used for this, otherwise walltype::moved needs to be called.
2021-12-30 09:53:11 +01:00

623 lines
17 KiB
C++
Raw Blame History

// "Build Engine & Tools" Copyright (c) 1993-1997 Ken Silverman
// Ken Silverman's official web site: "http://www.advsys.net/ken"
// See the included license file "BUILDLIC.TXT" for license info.
//
// This file has been modified from Ken Silverman's original release
// by Jonathon Fowler (jf@jonof.id.au)
// by the EDuke32 team (development@voidpoint.com)
#pragma once
#ifndef build_h_
#define build_h_
#define TRANSPARENT_INDEX 0
static_assert('\xff' == 255, "Char must be unsigned!");
#include "printf.h"
#include "palette.h"
#include "binaryangle.h"
//Make all variables in BUILD.H defined in the ENGINE,
//and externed in GAME
#ifdef engine_c_
# define EXTERN
#else
# define EXTERN extern
#endif
EXTERN int sintable[2048];
#include "buildtiles.h"
#include "c_cvars.h"
#include "cmdlib.h"
#include "mathutil.h"
typedef int64_t coord_t;
enum
{
MAXVOXMIPS = 5,
MAXWALLSB = 6144,
MAXVOXELS = 1024,
MAXSTATUS = 1024,
// Maximum number of component tiles in a multi-psky:
MAXPSKYTILES = 16,
MAXSPRITESONSCREEN = 4096,
MAXUNIQHUDID = 256, //Extra slots so HUD models can store animation state without messing game sprites
TSPR_TEMP = 99,
CLIPMASK0 = (1 << 16) + 1,
CLIPMASK1 = (256 << 16) + 64
};
#define POINT2(i) (wall[wall[i].point2])
// rotatesprite 'orientation' (actually much more) bits
enum {
RS_TRANS1 = 1,
RS_AUTO = 2,
RS_YFLIP = 4,
RS_NOCLIP = 8,
RS_TOPLEFT = 16,
RS_TRANS2 = 32,
RS_NOMASK = 64,
RS_PERM = 128,
RS_ALIGN_L = 256,
RS_ALIGN_R = 512,
RS_ALIGN_MASK = 768,
RS_STRETCH = 1024,
RS_MODELSUBST= 4096,
// ROTATESPRITE_MAX-1 is the mask of all externally available orientation bits
ROTATESPRITE_MAX = 8192,
RS_XFLIPHUD = RS_YFLIP,
RS_YFLIPHUD = 16384, // this is for hud_drawsprite which uses RS_YFLIP for x-flipping but needs both flags
RS_CENTER = (1<<29), // proper center align.
RS_CENTERORIGIN = (1<<30),
};
#include "buildtypes.h"
using uspriteptr_t = spritetype const *;
using uwallptr_t = walltype const *;
using usectorptr_t = sectortype const *;
using tspriteptr_t = tspritetype *;
#include "clip.h"
int32_t getwalldist(vec2_t const in, int const wallnum);
int32_t getwalldist(vec2_t const in, int const wallnum, vec2_t * const out);
typedef struct {
uint32_t mdanimtims;
int16_t mdanimcur;
int16_t angoff, pitch, roll;
vec3_t pivot_offset, position_offset;
uint8_t flags;
float alpha;
} spriteext_t;
typedef struct {
float smoothduration;
int16_t mdcurframe, mdoldframe;
int16_t mdsmooth;
uint8_t filler[2];
} spritesmooth_t;
#define SPREXT_NOTMD 1
#define SPREXT_NOMDANIM 2
#define SPREXT_AWAY1 4
#define SPREXT_AWAY2 8
#define SPREXT_TSPRACCESS 16
#define SPREXT_TEMPINVISIBLE 32
// using the clipdist field
enum
{
TSPR_FLAGS_MDHACK = 1u<<0u,
TSPR_FLAGS_DRAW_LAST = 1u<<1u,
};
EXTERN int32_t guniqhudid;
struct usermaphack_t
{
FString mhkfile;
FString title;
uint8_t md4[16]{};
};
extern TArray<sectortype> sector;
extern TArray<walltype> wall;
EXTERN int leveltimer;
extern TArray<sectortype> sectorbackup;
extern TArray<walltype> wallbackup;
EXTERN int32_t xdim, ydim;
EXTERN int32_t yxaspect, viewingrange;
EXTERN int32_t Numsprites;
EXTERN int numsectors, numwalls;
EXTERN int32_t display_mirror;
inline bool validSectorIndex(int sectnum)
{
return sectnum >= 0 && sectnum < numsectors;
}
inline bool validWallIndex(int wallnum)
{
return wallnum >= 0 && wallnum < numwalls;
}
EXTERN int32_t randomseed;
EXTERN uint8_t paletteloaded;
enum {
PALETTE_MAIN = 1<<0,
PALETTE_SHADE = 1<<1,
PALETTE_TRANSLUC = 1<<2,
};
EXTERN int32_t g_visibility;
EXTERN vec2_t windowxy1, windowxy2;
// The maximum tile offset ever used in any tiled parallaxed multi-sky.
#define PSKYOFF_MAX 16
#define DEFAULTPSKY -1
typedef struct {
int tilenum;
// The proportion at which looking up/down affects the apparent 'horiz' of
// a parallaxed sky, scaled by 65536 (so, a value of 65536 makes it align
// with the drawn surrounding scene):
int horizfrac;
// The texel index offset in the y direction of a parallaxed sky:
// XXX: currently always 0.
int yoffs;
int yoffs2;
int lognumtiles; // 1<<lognumtiles: number of tiles in multi-sky
int16_t tileofs[MAXPSKYTILES]; // for 0 <= j < (1<<lognumtiles): tile offset relative to basetile
int32_t yscale;
} psky_t;
// Index of map-global (legacy) multi-sky:
// New multi-psky
EXTERN TArray<psky_t> multipskies;
static inline psky_t *getpskyidx(int32_t picnum)
{
for (auto& sky : multipskies)
if (picnum == sky.tilenum) return &sky;
return &multipskies[0];
}
EXTERN psky_t * tileSetupSky(int32_t tilenum);
psky_t* defineSky(int32_t const tilenum, int horiz, int lognumtiles, const uint16_t* tileofs, int yoff = 0, int yoff2 = 0x7fffffff);
// Get properties of parallaxed sky to draw.
// Returns: pointer to tile offset array. Sets-by-pointer the other three.
const int16_t* getpsky(int32_t picnum, int32_t* dapyscale, int32_t* dapskybits, int32_t* dapyoffs, int32_t* daptileyscale, bool alt = false);
EXTERN char parallaxtype;
EXTERN int32_t parallaxyoffs_override, parallaxyscale_override;
extern int16_t pskybits_override;
// last sprite in the freelist, that is the spritenum for which
// .statnum==MAXSTATUS && nextspritestat[spritenum]==-1
// (or -1 if freelist is empty):
EXTERN int16_t tailspritefree;
EXTERN uint8_t gotpic[(MAXTILES+7)>>3];
extern BitArray gotsector;
extern uint32_t drawlinepat;
extern uint8_t globalr, globalg, globalb;
enum {
GLOBAL_NO_GL_TILESHADES = 1<<0,
GLOBAL_NO_GL_FULLBRIGHT = 1<<1,
GLOBAL_NO_GL_FOGSHADE = 1<<2,
};
EXTERN int32_t editorzrange[2];
enum {
ENGINECOMPATIBILITY_NONE = 0,
ENGINECOMPATIBILITY_19950829, // Powerslave/Exhumed
ENGINECOMPATIBILITY_19960925, // Blood v1.21
ENGINECOMPATIBILITY_19961112, // Duke 3d v1.5, Redneck Rampage
};
EXTERN int32_t enginecompatibility_mode;
int32_t engineInit(void);
void engineUnInit(void);
struct SpawnSpriteDef
{
TArray<spritetype> sprites;
TArray<spriteext_t> sprext;
};
[[deprecated]]
void insertAllSprites(SpawnSpriteDef& sprites);
void allocateMapArrays(int numsprites);
void ValidateSprite(spritetype& spr, int secno, int index);
void fixSectors();
void engineLoadBoard(const char *filename, int flags, vec3_t *dapos, int16_t *daang, int *dacursectnum, SpawnSpriteDef& sprites);
void loadMapBackup(const char* filename);
void G_LoadMapHack(const char* filename, const unsigned char*, SpawnSpriteDef& sprites);
void videoSetCorrectedAspect();
void videoSetViewableArea(int32_t x1, int32_t y1, int32_t x2, int32_t y2);
void renderSetAspect(int32_t daxrange, int32_t daaspect);
FCanvasTexture *renderSetTarget(int16_t tilenume);
void renderRestoreTarget();
void setVideoMode();
class F2DDrawer;
void getzrange(const vec3_t& pos, sectortype* sect, int32_t* ceilz, CollisionBase& ceilhit, int32_t* florz,
CollisionBase& florhit, int32_t walldist, uint32_t cliptype);
extern vec2_t hitscangoal;
struct HitInfoBase;
int hitscan(const vec3_t& start, const sectortype* startsect, const vec3_t& direction, HitInfoBase& hitinfo, unsigned cliptype);
void neartag(const vec3_t& pos, sectortype* sect, int angle, HitInfoBase& result, int neartagrange, int tagsearch);
int cansee(int x1, int y1, int z1, sectortype* sect1, int x2, int y2, int z2, sectortype* sect2);
int32_t inside(int32_t x, int32_t y, const sectortype* sectnum);
void dragpoint(int pointhighlight, int32_t dax, int32_t day);
int32_t try_facespr_intersect(uspriteptr_t const spr, vec3_t const in,
int32_t vx, int32_t vy, int32_t vz,
vec3_t * const intp, int32_t strictly_smaller_than_p);
#define MAXUPDATESECTORDIST 1536
#define INITIALUPDATESECTORDIST 512 // was 256 which is too low - Exhumed LEV1 has problems with it
void updatesector(int const x, int const y, int * const sectnum) ATTRIBUTE((nonnull(3)));
inline void updatesector(int const x, int const y, sectortype** const sectp)
{
int sectno = *sectp? sector.IndexOf(*sectp) : -1;
updatesector(x, y, &sectno);
*sectp = sectno == -1? nullptr : &sector[sectno];
}
void updatesectorz(int32_t const x, int32_t const y, int32_t const z, int * const sectnum) ATTRIBUTE((nonnull(4)));
inline void updatesectorz(int32_t const x, int32_t const y, int32_t const z, sectortype** const sectp)
{
int sectno = *sectp ? sector.IndexOf(*sectp) : -1;
updatesectorz(x, y, z, &sectno);
*sectp = sectno == -1 ? nullptr : &sector[sectno];
}
void updatesectorneighbor(int32_t const x, int32_t const y, int * const sectnum, int32_t maxDistance = MAXUPDATESECTORDIST) ATTRIBUTE((nonnull(3)));
int32_t getsectordist(vec2_t const in, int const sectnum, vec2_t * const out = nullptr);
extern const int16_t *chsecptr_onextwall;
inline int32_t krand(void)
{
randomseed = (randomseed * 27584621) + 1;
return ((uint32_t) randomseed)>>16;
}
inline int32_t ksqrt(uint64_t num)
{
return int(sqrt(double(num)));
}
int32_t getangle(int32_t xvect, int32_t yvect);
inline int32_t getangle(const vec2_t& vec)
{
return getangle(vec.x, vec.y);
}
inline constexpr uint32_t uhypsq(int32_t const dx, int32_t const dy)
{
return (uint32_t)dx*dx + (uint32_t)dy*dy;
}
void rotatepoint(vec2_t const pivot, vec2_t p, int16_t const daang, vec2_t * const p2) ATTRIBUTE((nonnull(4)));
sectortype* nextsectorneighborzptr(sectortype* sectp, int refz, int topbottom, int direction);
inline sectortype* safenextsectorneighborzptr(sectortype* sectp, int refz, int topbottom, int direction)
{
auto sect = nextsectorneighborzptr(sectp, refz, topbottom, direction);
return sect == nullptr ? sectp : sect;
}
int32_t getceilzofslopeptr(usectorptr_t sec, int32_t dax, int32_t day) ATTRIBUTE((nonnull(1)));
int32_t getflorzofslopeptr(usectorptr_t sec, int32_t dax, int32_t day) ATTRIBUTE((nonnull(1)));
void getzsofslopeptr(usectorptr_t sec, int32_t dax, int32_t day,
int32_t *ceilz, int32_t *florz) ATTRIBUTE((nonnull(1,4,5)));
void yax_getzsofslope(int sectNum, int playerX, int playerY, int32_t* pCeilZ, int32_t* pFloorZ);
inline int32_t getceilzofslope(int sectnum, int32_t dax, int32_t day)
{
return getceilzofslopeptr((usectorptr_t)&sector[sectnum], dax, day);
}
inline int32_t getflorzofslope(int sectnum, int32_t dax, int32_t day)
{
return getflorzofslopeptr((usectorptr_t)&sector[sectnum], dax, day);
}
inline void getzsofslope(int sectnum, int32_t dax, int32_t day, int32_t *ceilz, int32_t *florz)
{
getzsofslopeptr((usectorptr_t)&sector[sectnum], dax, day, ceilz, florz);
}
inline void getcorrectzsofslope(int sectnum, int32_t dax, int32_t day, int32_t *ceilz, int32_t *florz)
{
vec2_t closest = { dax, day };
getsectordist(closest, sectnum, &closest);
getzsofslopeptr((usectorptr_t)&sector[sectnum], closest.x, closest.y, ceilz, florz);
}
void alignceilslope(int16_t dasect, int32_t x, int32_t y, int32_t z);
void alignflorslope(int16_t dasect, int32_t x, int32_t y, int32_t z);
void setslope(int32_t sectnum, int32_t cf, int16_t slope);
int32_t lintersect(int32_t originX, int32_t originY, int32_t originZ,
int32_t destX, int32_t destY, int32_t destZ,
int32_t lineStartX, int32_t lineStartY, int32_t lineEndX, int32_t lineEndY,
int32_t *intersectionX, int32_t *intersectionY, int32_t *intersectionZ);
int32_t spriteheightofsptr(uspriteptr_t spr, int32_t *height, int32_t alsotileyofs);
int videoCaptureScreen();
void Polymost_Startup();
EXTERN_CVAR(Bool, hw_animsmoothing)
EXTERN_CVAR(Bool, hw_hightile)
EXTERN_CVAR(Bool, hw_models)
EXTERN_CVAR(Float, hw_shadescale)
EXTERN_CVAR(Float, gl_texture_filter_anisotropic)
EXTERN_CVAR(Int, gl_texture_filter)
extern bool hw_int_useindexedcolortextures;
EXTERN_CVAR(Bool, hw_useindexedcolortextures)
EXTERN_CVAR(Bool, hw_parallaxskypanning)
EXTERN_CVAR(Bool, r_voxels)
extern int32_t mdtims, omdtims;
extern int32_t r_rortexture;
extern int32_t r_rortexturerange;
extern int32_t r_rorphase;
// flags bitset: 1 = don't compress
int32_t Ptile2tile(int32_t tile, int32_t palette) ATTRIBUTE((pure));
int32_t md_loadmodel(const char *fn);
int32_t md_setmisc(int32_t modelid, float scale, int32_t shadeoff, float zadd, float yoffset, int32_t flags);
// int32_t md_tilehasmodel(int32_t tilenume, int32_t pal);
EXTERN int32_t nextvoxid;
EXTERN FixedBitArray<MAXVOXELS>voxreserve;
#ifdef USE_OPENGL
// TODO: dynamically allocate this
typedef struct { FVector3 add; int16_t angadd, flags, fov; } hudtyp;
typedef struct
{
// maps build tiles to particular animation frames of a model
int16_t modelid;
int16_t framenum; // calculate the number from the name when declaring
int16_t nexttile;
uint16_t smoothduration;
hudtyp hudmem[2];
int8_t skinnum;
char pal;
} tile2model_t;
# define EXTRATILES (MAXTILES/8)
EXTERN int32_t mdinited;
EXTERN tile2model_t tile2model[MAXTILES+EXTRATILES];
inline int32_t md_tilehasmodel(int32_t const tilenume, int32_t const pal)
{
return mdinited ? tile2model[Ptile2tile(tilenume,pal)].modelid : -1;
}
#endif // defined USE_OPENGL
int tilehasmodelorvoxel(int const tilenume, int pal);
int32_t md_defineframe(int32_t modelid, const char *framename, int32_t tilenume,
int32_t skinnum, float smoothduration, int32_t pal);
int32_t md_defineanimation(int32_t modelid, const char *framestart, const char *frameend,
int32_t fps, int32_t flags);
int32_t md_defineskin(int32_t modelid, const char *skinfn, int32_t palnum, int32_t skinnum,
int32_t surfnum, float param, float specpower, float specfactor, int32_t flags);
int32_t md_definehud (int32_t modelid, int32_t tilex, FVector3 add,
int32_t angadd, int32_t flags, int32_t fov);
int32_t md_undefinetile(int32_t tile);
int32_t md_undefinemodel(int32_t modelid);
#ifdef USE_OPENGL
# include "polymost.h"
#endif
extern int skiptile;
static vec2_t const zerovec = { 0, 0 };
inline int inside_p(int32_t const x, int32_t const y, int const sectnum) { return (sectnum >= 0 && inside(x, y, &sector[sectnum]) == 1); }
// same as above but with the same signature as inside_z_p for passing to updatesectorneighborz.
inline int inside_p0(int32_t const x, int32_t const y, int32_t const z, int const sectnum) { return inside_p(x, y, sectnum); }
#define SET_AND_RETURN(Lval, Rval) \
do \
{ \
(Lval) = (Rval); \
return; \
} while (0)
static inline int64_t compat_maybe_truncate_to_int32(int64_t val)
{
return enginecompatibility_mode != ENGINECOMPATIBILITY_NONE ? (int32_t)val : val;
}
extern int32_t rintersect(int32_t x1, int32_t y1, int32_t z1,
int32_t vx_, int32_t vy_, int32_t vz,
int32_t x3, int32_t y3, int32_t x4, int32_t y4,
int32_t *intx, int32_t *inty, int32_t *intz);
void updateModelInterpolation();
inline void tileUpdatePicnum(int* const tileptr, int const obj, int stat)
{
auto& tile = *tileptr;
if (picanm[tile].sf & PICANM_ANIMTYPE_MASK)
tile += animateoffs(tile, obj);
if (((obj & 16384) == 16384) && (stat & CSTAT_WALL_ROTATE_90) && RotTile(tile).newtile != -1)
tile = RotTile(tile).newtile;
}
inline void setgotpic(int32_t tilenume)
{
gotpic[tilenume >> 3] |= 1 << (tilenume & 7);
}
inline void cleargotpic(int32_t tilenume)
{
gotpic[tilenume >> 3] &= ~(1 << (tilenume & 7));
}
inline bool testgotpic(int32_t tilenume, bool reset = false)
{
bool res = gotpic[tilenume >> 3] & (1 << (tilenume & 7));
if (reset) gotpic[tilenume >> 3] &= ~(1 << (tilenume & 7));
return res;
}
inline sectortype* spritetypebase::sector() const
{
return sectp;
}
inline int spritetypebase::sectno() const
{
return sectp? ::sector.IndexOf(sectp) : -1;
}
inline void spritetypebase::setsector(sectortype* sect)
{
// place for asserts.
sectp = sect;
}
inline void spritetypebase::setsector(int sec)
{
// place for asserts.
sectp = validSectorIndex(sec)? &::sector[sec] : nullptr;
}
inline bool spritetypebase::insector() const
{
return sectp != nullptr;
}
inline sectortype* walltype::nextSector() const
{
return !validSectorIndex(nextsector)? nullptr : &::sector[nextsector];
}
inline walltype* walltype::nextWall() const
{
return !validWallIndex(nextwall)? nullptr : &::wall[nextwall];
}
inline sectortype* walltype::sectorp() const
{
return &::sector[sector]; // cannot be -1 in a proper map.
}
inline walltype* walltype::lastWall() const
{
int index = wall.IndexOf(this);
if (index > 0 && wall[index - 1].point2 == index) return &wall[index - 1];
int check = index;
for (int i = 0; i < numwalls; i++)
{
int next = wall[check].point2;
if (next == index) return &wall[check];
check = next;
}
return nullptr;
}
inline walltype* walltype::point2Wall() const
{
return &::wall[point2]; // cannot be -1 in a proper map.
}
inline walltype* sectortype::firstWall() const
{
return &wall[wallptr]; // cannot be -1 in a proper map
}
inline walltype* sectortype::lastWall() const
{
return &wall[wallptr + wallnum - 1]; // cannot be -1 in a proper map
}
inline void walltype::moved()
{
lengthflags = 3;
sectorp()->dirty = EDirty::AllDirty;
}
inline void walltype::move(int newx, int newy)
{
pos.x = newx;
pos.y = newy;
lengthflags = 3;
sectorp()->dirty = EDirty::AllDirty;
}
#endif // build_h_
Reference in a new issue View git blame Copy permalink