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dd_share.h
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dd_share.h
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/**
* @file dd_share.h
* Shared macros and constants.
*
* Various macros and constants used by the engine and games.
*
* @authors Copyright © 2003-2013 Jaakko Keränen <jaakko.keranen@iki.fi>
* @authors Copyright © 2006-2013 Daniel Swanson <danij@dengine.net>
*
* @par License
* GPL: http://www.gnu.org/licenses/gpl.html
*
* <small>This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. This program is distributed in the hope that it
* will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
* Public License for more details. You should have received a copy of the GNU
* General Public License along with this program; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA</small>
*/
#ifndef LIBDENG_SHARED_H
#define LIBDENG_SHARED_H
#ifndef C_DECL
# if defined(WIN32)
/// Defines the calling convention for compare functions. Only used on Windows.
# define C_DECL __cdecl
# elif defined(UNIX)
# define C_DECL
# else
# define C_DECL
# endif
#endif
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <de/aabox.h>
#include "dengproject.h"
#include "dd_version.h"
#include "dd_types.h"
#include "def_share.h"
#include "api_wad.h"
#include "api_thinker.h"
#include "api_map.h"
#include "api_gl.h"
#include "api_busy.h"
#include "api_event.h"
#include "api_player.h"
#include "api_infine.h"
#ifdef __cplusplus
extern "C" {
#endif
//------------------------------------------------------------------------
//
// General Definitions and Macros
//
//------------------------------------------------------------------------
/// @defgroup apiFlags Flags
/// Maximum number of players supported by the engine.
#define DDMAXPLAYERS 16
// The case-independent strcmps have different names.
#if WIN32
# define strcasecmp _stricmp
# define strncasecmp _strnicmp
# define strlwr _strlwr
#endif
#if UNIX
# define stricmp strcasecmp
# define strnicmp strncasecmp
#endif
// Format checking for printf-like functions in GCC2
#if defined(__GNUC__) && __GNUC__ >= 2
# define PRINTF_F(f,v) __attribute__ ((format (printf, f, v)))
#else
# define PRINTF_F(f,v)
#endif
int16_t ShortSwap(int16_t);
int32_t LongSwap(int32_t);
float FloatSwap(float);
#ifdef __BIG_ENDIAN__
#define SHORT(x) ShortSwap(x)
#define LONG(x) LongSwap(x)
#define FLOAT(x) FloatSwap(x)
#define BIGSHORT(x) (x)
#define BIGLONG(x) (x)
#define BIGFLOAT(x) (x)
// In these, x is evaluated multiple times, so increments and decrements
// cannot be used.
#define MACRO_SHORT(x) ((int16_t)(( ((int16_t)(x)) & 0xff ) << 8) | (( ((int16_t)(x)) & 0xff00) >> 8))
#define MACRO_LONG(x) ((int32_t)((( ((int32_t)(x)) & 0xff) << 24) | (( ((int32_t)(x)) & 0xff00) << 8) | \
(( ((int32_t)(x)) & 0xff0000) >> 8) | (( ((int32_t)(x)) & 0xff000000) >> 24) ))
#else
/// Byte order conversion from native to little-endian. @{
#define SHORT(x) (x)
#define LONG(x) (x)
#define FLOAT(x) (x)
///@}
/// Byte order conversion from native to big-endian. @{
#define BIGSHORT(x) ShortSwap(x)
#define BIGLONG(x) LongSwap(x)
#define BIGFLOAT(x) FloatSwap(x)
///@}
#define MACRO_SHORT(x) (x)
#define MACRO_LONG(x) (x)
#endif
/// Byte order conversion from native to little-endian. @{
#define USHORT(x) ((uint16_t) SHORT(x))
#define ULONG(x) ((uint32_t) LONG(x))
///@}
/// Integer values for Set/Get
enum {
DD_FIRST_VALUE = -1,
DD_NETGAME,
DD_SERVER,
DD_CLIENT,
DD_ALLOW_FRAMES,
DD_CONSOLEPLAYER,
DD_DISPLAYPLAYER,
DD_MIPMAPPING,
DD_SMOOTH_IMAGES,
DD_DEFAULT_RES_X,
DD_DEFAULT_RES_Y,
DD_UNUSED1,
DD_MOUSE_INVERSE_Y,
DD_FULLBRIGHT, ///< Render everything fullbright?
DD_CCMD_RETURN,
DD_GAME_READY,
DD_DEDICATED,
DD_NOVIDEO,
DD_NUMMOBJTYPES,
DD_GOTFRAME,
DD_PLAYBACK,
DD_NUMSOUNDS,
DD_NUMMUSIC,
DD_NUMLUMPS,
DD_CLIENT_PAUSED,
DD_WEAPON_OFFSET_SCALE_Y, ///< 1000x
DD_GAME_DATA_FORMAT,
DD_GAME_DRAW_HUD_HINT, ///< Doomsday advises not to draw the HUD.
DD_SYMBOLIC_ECHO,
DD_MAX_TEXTURE_UNITS,
DD_FIXEDCOLORMAP_ATTENUATE,
DD_LAST_VALUE,
DD_CURRENT_CLIENT_FINALE_ID
};
/// General constants (not to be used with Get/Set).
enum {
DD_NEW = -2,
DD_SKY = -1,
DD_DISABLE,
DD_ENABLE,
DD_MASK,
DD_YES,
DD_NO,
DD_MATERIAL,
DD_OFFSET,
DD_HEIGHT,
DD_UNUSED2,
DD_UNUSED3,
DD_COLOR_LIMIT,
DD_PRE,
DD_POST,
DD_PLUGIN_VERSION_SHORT,
DD_PLUGIN_VERSION_LONG,
DD_HORIZON,
DD_OLD_GAME_ID,
DD_DEF_MOBJ,
DD_DEF_MOBJ_BY_NAME,
DD_DEF_STATE,
DD_DEF_SPRITE,
DD_DEF_SOUND,
DD_DEF_MUSIC,
DD_DEF_MAP_INFO,
DD_DEF_TEXT,
DD_DEF_VALUE,
DD_DEF_VALUE_BY_INDEX,
DD_DEF_LINE_TYPE,
DD_DEF_SECTOR_TYPE,
DD_PSPRITE_BOB_X,
DD_PSPRITE_BOB_Y,
DD_DEF_FINALE_AFTER,
DD_DEF_FINALE_BEFORE,
DD_DEF_FINALE,
DD_RENDER_RESTART_PRE,
DD_RENDER_RESTART_POST,
DD_DEF_SOUND_BY_NAME,
DD_DEF_SOUND_LUMPNAME,
DD_ID,
DD_LUMP,
DD_CD_TRACK,
DD_SPRITE,
DD_FRAME,
DD_GAME_CONFIG, ///< String: dm/co-op, jumping, etc.
DD_PLUGIN_NAME, ///< (e.g., jdoom, jheretic etc..., suitable for use with filepaths)
DD_PLUGIN_NICENAME, ///< (e.g., jDoom, MyGame:Episode2 etc..., fancy name)
DD_PLUGIN_HOMEURL,
DD_PLUGIN_DOCSURL,
DD_DEF_ACTION,
// Non-integer/special values for Set/Get
DD_TRANSLATIONTABLES_ADDRESS,
DD_TRACE_ADDRESS, ///< obsolete divline 'trace' used by PathTraverse.
DD_SPRITE_REPLACEMENT, ///< Sprite <-> model replacement.
DD_ACTION_LINK, ///< State action routine addresses.
DD_MAP_NAME,
DD_MAP_AUTHOR,
DD_MAP_MUSIC,
DD_MAP_MIN_X,
DD_MAP_MIN_Y,
DD_MAP_MAX_X,
DD_MAP_MAX_Y,
DD_WINDOW_WIDTH,
DD_WINDOW_HEIGHT,
DD_WINDOW_HANDLE,
DD_DYNLIGHT_TEXTURE,
DD_GAME_EXPORTS,
DD_POLYOBJ_COUNT,
DD_XGFUNC_LINK, ///< XG line classes
DD_SHARED_FIXED_TRIGGER_OBSOLETE, ///< obsolete
DD_GAMETIC,
DD_OPENRANGE, ///< obsolete
DD_OPENTOP, ///< obsolete
DD_OPENBOTTOM, ///< obsolete
DD_LOWFLOOR, ///< obsolete
DD_CPLAYER_THRUST_MUL_OBSOLETE, ///< obsolete
DD_GRAVITY,
DD_PSPRITE_OFFSET_X, ///< 10x
DD_PSPRITE_OFFSET_Y, ///< 10x
DD_PSPRITE_LIGHTLEVEL_MULTIPLIER,
DD_TORCH_RED,
DD_TORCH_GREEN,
DD_TORCH_BLUE,
DD_TORCH_ADDITIVE,
DD_TM_FLOOR_Z, ///< output from P_CheckPosition
DD_TM_CEILING_Z, ///< output from P_CheckPosition
DD_SHIFT_DOWN,
DD_GAME_RECOMMENDS_SAVING, ///< engine asks whether game should be saved (e.g., when upgrading) (game's GetInteger)
DD_NOTIFY_GAME_SAVED ///< savegame was written
};
//------------------------------------------------------------------------
//
// Games
//
//------------------------------------------------------------------------
/**
* @defgroup game Game
*/
/**
* @defgroup fileFlags File Flags
* @ingroup apiFlags fs
*/
///@{
#define FF_STARTUP 0x1 ///< A required file needed for and loaded during game start up (can't be a virtual file).
#define FF_FOUND 0x2 ///< File has been located.
///@}
/**
* @defgroup math Math Routines
* @ingroup base
*/
///@{
/**
* Used to replace /255 as *reciprocal255 is less expensive with CPU cycles.
* Note that this should err on the side of being < 1/255 to prevent result
* exceeding 255 (e.g. 255 * reciprocal255).
*/
#define reciprocal255 0.003921568627f
///@}
//------------------------------------------------------------------------
//
// Map Data
//
//------------------------------------------------------------------------
/// @defgroup map Map Data
/**
* @defgroup dmu Map Update (DMU)
* @ingroup map
*/
///@{
/// Map Update constants. @ingroup dmu
enum {
// Do not change the numerical values of the constants!
/// Flag. OR'ed with a DMU property constant. Note: these use only the most
/// significant byte.
/// @{
DMU_FLAG_MASK = 0xff000000,
DMU_BACK_OF_LINE = 0x80000000,
DMU_FRONT_OF_LINE = 0x40000000,
DMU_TOP_OF_SIDE = 0x20000000,
DMU_MIDDLE_OF_SIDE = 0x10000000,
DMU_BOTTOM_OF_SIDE = 0x08000000,
DMU_FLOOR_OF_SECTOR = 0x04000000,
DMU_CEILING_OF_SECTOR = 0x02000000,
// (1 bits left)
///@}
DMU_NONE = 0,
/*
* Element types:
*/
DMU_FIRST_ELEMENT_TYPE_ID = 1,
DMU_VERTEX = DMU_FIRST_ELEMENT_TYPE_ID,
DMU_HEDGE,
DMU_LINE,
DMU_SIDE,
DMU_BSPNODE,
DMU_BSPLEAF,
DMU_SECTOR,
DMU_PLANE,
DMU_SURFACE,
DMU_MATERIAL,
DMU_LAST_ELEMENT_TYPE_ID = DMU_MATERIAL,
/*
* Selection methods:
*/
DMU_LINE_BY_TAG,
DMU_SECTOR_BY_TAG,
DMU_LINE_BY_ACT_TAG,
DMU_SECTOR_BY_ACT_TAG,
/*
* Element properties:
*/
DMU_ARCHIVE_INDEX, ///< Relevant data/definition position in the "archived" map.
DMU_X,
DMU_Y,
DMU_XY,
DMU_TANGENT_X,
DMU_TANGENT_Y,
DMU_TANGENT_Z,
DMU_TANGENT_XYZ,
DMU_BITANGENT_X,
DMU_BITANGENT_Y,
DMU_BITANGENT_Z,
DMU_BITANGENT_XYZ,
DMU_NORMAL_X,
DMU_NORMAL_Y,
DMU_NORMAL_Z,
DMU_NORMAL_XYZ,
DMU_VERTEX0,
DMU_VERTEX1,
DMU_FRONT_SECTOR,
DMU_BACK_SECTOR,
DMU_FRONT,
DMU_BACK,
DMU_FLAGS,
DMU_DX,
DMU_DY,
DMU_DXY,
DMU_LENGTH,
DMU_SLOPETYPE,
DMU_ANGLE,
DMU_OFFSET,
DMU_OFFSET_X,
DMU_OFFSET_Y,
DMU_OFFSET_XY,
DMU_VALID_COUNT,
DMU_LINE_COUNT,
DMU_COLOR, ///< RGB
DMU_COLOR_RED, ///< red component
DMU_COLOR_GREEN, ///< green component
DMU_COLOR_BLUE, ///< blue component
DMU_ALPHA,
DMU_BLENDMODE,
DMU_LIGHT_LEVEL,
DMT_MOBJS, ///< pointer to start of sector mobjList
DMU_BOUNDING_BOX, ///< AABoxd
DMU_BASE,
DMU_WIDTH,
DMU_HEIGHT,
DMU_TARGET_HEIGHT,
DMU_SPEED,
DMU_HEDGE_COUNT,
DMU_FLOOR_PLANE,
DMU_CEILING_PLANE
};
/// Determines whether @a val can be interpreted as a valid DMU element type id.
#define VALID_DMU_ELEMENT_TYPE_ID(val) ((int)(val) >= (int)DMU_FIRST_ELEMENT_TYPE_ID && (int)(val) <= (int)DMU_LAST_ELEMENT_TYPE_ID)
/**
* @defgroup ldefFlags Line Flags
* @ingroup dmu apiFlags
* For use with P_Set/Get(DMU_LINE, n, DMU_FLAGS).
*/
/// @addtogroup ldefFlags
///@{
#define DDLF_BLOCKING 0x0001
#define DDLF_DONTPEGTOP 0x0002
#define DDLF_DONTPEGBOTTOM 0x0004
///@}
/**
* @defgroup sdefFlags Side Flags
* @ingroup dmu apiFlags
* For use with P_Set/Get(DMU_SIDE, n, DMU_FLAGS).
*/
/// @addtogroup sdefFlags
///@{
#define SDF_BLENDTOPTOMID 0x0001
#define SDF_BLENDMIDTOTOP 0x0002
#define SDF_BLENDMIDTOBOTTOM 0x0004
#define SDF_BLENDBOTTOMTOMID 0x0008
#define SDF_MIDDLE_STRETCH 0x0010 ///< Stretch the middle surface to reach from floor to ceiling.
///@}
/**
* @defgroup sufFlags Surface Flags
* @ingroup dmu apiFlags
* For use with P_Set/Get(DMU_SURFACE, n, DMU_FLAGS).
*/
/// @addtogroup sufFlags
///@{
#define DDSUF_MATERIAL_FLIPH 0x00000001 ///< Surface material is flipped horizontally.
#define DDSUF_MATERIAL_FLIPV 0x00000002 ///< Surface material is flipped vertically.
///@}
/// Map Update status code constants. @ingroup dmu
/// Sent to the game when various map update events occur.
enum { /* Do NOT change the numerical values of the constants. */
DMUSC_LINE_FIRSTRENDERED
};
///@}
/// @ingroup mobj
#define DD_BASE_DDMOBJ_ELEMENTS() \
thinker_t thinker; /* thinker node */ \
coord_t origin[3]; /* origin [x,y,z] */
/**
* All map think-able objects must use this as a base. Also used for sound
* origin purposes for all of: mobj_t, Polyobj, Sector/Plane
* @ingroup mobj
*/
typedef struct ddmobj_base_s {
DD_BASE_DDMOBJ_ELEMENTS()
} ddmobj_base_t;
/// R_SetupMap() modes. @ingroup map
enum {
DDSMM_AFTER_LOADING, ///< After loading a savegame...
DDSMM_FINALIZE, ///< After everything else is done.
DDSMM_INITIALIZE ///< Before anything else if done.
};
/// Sector reverb data indices. @ingroup map
enum {
SRD_VOLUME,
SRD_SPACE,
SRD_DECAY,
SRD_DAMPING,
NUM_REVERB_DATA
};
/// Environmental audio characteristics. @ingroup map
typedef float AudioEnvironmentFactors[NUM_REVERB_DATA];
/// Side section indices. @ingroup map
typedef enum sidesection_e {
SS_MIDDLE,
SS_BOTTOM,
SS_TOP
} SideSection;
#define VALID_SIDESECTION(v) ((v) >= SS_MIDDLE && (v) <= SS_TOP)
/// Helper macro for converting SideSection indices to their associated DMU flag. @ingroup map
#define DMU_FLAG_FOR_SIDESECTION(s) (\
(s) == SS_MIDDLE? DMU_MIDDLE_OF_SIDE : \
(s) == SS_BOTTOM? DMU_BOTTOM_OF_SIDE : DMU_TOP_OF_SIDE)
typedef struct {
float origin[2];
float direction[2];
} fdivline_t;
/**
* @defgroup pathTraverseFlags Path Traverse Flags
* @ingroup apiFlags map
*/
///@{
#define PT_ADDLINES 1 ///< Intercept with Lines.
#define PT_ADDMOBJS 2 ///< Intercept with Mobjs.
///@}
/**
* @defgroup lineSightFlags Line Sight Flags
* Flags used to dictate logic within P_CheckLineSight().
* @ingroup apiFlags map
*/
///@{
#define LS_PASSLEFT 0x1 ///< Ray may cross one-sided lines from left to right.
#define LS_PASSOVER 0x2 ///< Ray may cross over sector ceiling height on ray-entry side.
#define LS_PASSUNDER 0x4 ///< Ray may cross under sector floor height on ray-entry side.
///@}
// For (un)linking.
#define DDLINK_SECTOR 0x1
#define DDLINK_BLOCKMAP 0x2
#define DDLINK_NOLINE 0x4
typedef enum intercepttype_e {
ICPT_MOBJ,
ICPT_LINE
} intercepttype_t;
typedef struct intercept_s {
float distance; ///< Along trace vector as a fraction.
intercepttype_t type;
union {
struct mobj_s *mobj;
Line *line;
} d;
} intercept_t;
typedef int (*traverser_t) (intercept_t const *intercept, void *parameters);
/**
* A simple POD data structure for representing line trace openings.
*/
typedef struct traceopening_s {
/// Top and bottom z of the opening.
float top, bottom;
/// Distance from top to bottom.
float range;
/// Z height of the lowest Plane at the opening on the X|Y axis.
/// @todo Does not belong here?
float lowFloor;
} TraceOpening;
//------------------------------------------------------------------------
//
// Mobjs
//
//------------------------------------------------------------------------
/// @defgroup mobj Map Objects
/// @ingroup map
/**
* Linknodes are used when linking mobjs to lines. Each mobj has a ring
* of linknodes, each node pointing to a line the mobj has been linked to.
* Correspondingly each line has a ring of nodes, with pointers to the
* mobjs that are linked to that particular line. This way it is possible
* that a single mobj is linked simultaneously to multiple lines (which
* is common).
*
* All these rings are maintained by P_MobjLink() and P_MobjUnlink().
* @ingroup mobj
*/
typedef struct linknode_s {
nodeindex_t prev, next;
void* ptr;
int data;
} linknode_t;
/**
* @defgroup stateFlags State Flags
* @ingroup mobj
*/
///@{
#define STF_FULLBRIGHT 0x00000001
#define STF_NOAUTOLIGHT 0x00000002 ///< Don't automatically add light if fullbright.
///@}
/**
* @defgroup mobjFlags Mobj Flags
* @ingroup mobj
*/
///@{
#define DDMF_DONTDRAW 0x00000001
#define DDMF_SHADOW 0x00000002
#define DDMF_ALTSHADOW 0x00000004
#define DDMF_BRIGHTSHADOW 0x00000008
#define DDMF_VIEWALIGN 0x00000010
#define DDMF_FITTOP 0x00000020 ///< Don't let the sprite go into the ceiling.
#define DDMF_NOFITBOTTOM 0x00000040
//#define DDMF_UNUSED1 0x00000080 // Formerly DDMF_NOBLOCKMAP
#define DDMF_LIGHTSCALE 0x00000180 ///< Light scale (0: full, 3: 1/4).
#define DDMF_LIGHTOFFSET 0x0000f000 ///< How to offset light (along Z axis).
//#define DDMF_RESERVED 0x00030000 // Don't touch these!! (translation class).
#define DDMF_BOB 0x00040000 ///< Bob the Z coord up and down.
#define DDMF_LOWGRAVITY 0x00080000 ///< 1/8th gravity (predict).
#define DDMF_MISSILE 0x00100000 ///< Client removes mobj upon impact.
#define DDMF_FLY 0x00200000 ///< Flying object (doesn't matter if airborne).
#define DDMF_NOGRAVITY 0x00400000 ///< Isn't affected by gravity (predict).
#define DDMF_ALWAYSLIT 0x00800000 ///< Always process DL even if hidden.
#define DDMF_SOLID 0x20000000 ///< Solid on client side.
#define DDMF_LOCAL 0x40000000
#define DDMF_REMOTE 0x80000000 ///< This mobj is really on the server.
/// Clear masks (flags the game plugin is not allowed to touch).
#define DDMF_CLEAR_MASK 0xc0000000
#define DDMF_LIGHTSCALESHIFT 7
#define DDMF_LIGHTOFFSETSHIFT 12
///@}
#define DDMOBJ_RADIUS_MAX 32
/// The high byte of the selector is not used for modeldef selecting.
/// 1110 0000 = alpha level (0: opaque => 7: transparent 7/8) @ingroup mobj
#define DDMOBJ_SELECTOR_MASK 0x00ffffff
#define DDMOBJ_SELECTOR_SHIFT 24
#define VISIBLE 1
#define INVISIBLE -1
/// Momentum axis indices. @ingroup mobj
enum { MX, MY, MZ };
/// Base mobj_t elements. Games MUST use this as the basis for mobj_t. @ingroup mobj
#define DD_BASE_MOBJ_ELEMENTS() \
DD_BASE_DDMOBJ_ELEMENTS() \
\
nodeindex_t lineRoot; /* lines to which this is linked */ \
struct mobj_s* sNext, **sPrev; /* links in sector (if needed) */ \
\
BspLeaf *bspLeaf; /* bspLeaf in which this resides */ \
coord_t mom[3]; \
angle_t angle; \
spritenum_t sprite; /* used to find patch_t and flip value */ \
int frame; \
coord_t radius; \
coord_t height; \
int ddFlags; /* Doomsday mobj flags (DDMF_*) */ \
coord_t floorClip; /* value to use for floor clipping */ \
int valid; /* if == valid, already checked */ \
int type; /* mobj type */ \
struct state_s* state; \
int tics; /* state tic counter */ \
coord_t floorZ; /* highest contacted floor */ \
coord_t ceilingZ; /* lowest contacted ceiling */ \
struct mobj_s* onMobj; /* the mobj this one is on top of. */ \
boolean wallHit; /* the mobj is hitting a wall. */ \
struct ddplayer_s* dPlayer; /* NULL if not a player mobj. */ \
coord_t srvo[3]; /* short-range visual offset (xyz) */ \
short visAngle; /* visual angle ("angle-servo") */ \
int selector; /* multipurpose info */ \
int validCount; /* used in iterating */ \
int addFrameCount; \
unsigned int lumIdx; /* index+1 of the lumobj/bias source, or 0 */ \
byte haloFactors[DDMAXPLAYERS]; /* strengths of halo */ \
byte translucency; /* default = 0 = opaque */ \
short visTarget; /* -1 = mobj is becoming less visible, */ \
/* 0 = no change, 2= mobj is becoming more visible */ \
int reactionTime; /* if not zero, freeze controls */ \
int tmap, tclass; /* color translation (0, 0 == none) */ \
int flags;\
int flags2;\
int flags3;\
int health;\
mobjinfo_t *info; /* &mobjinfo[mobj->type] */
/// Base Polyobj elements. Games MUST use this as the basis for Polyobj. @ingroup map
#define DD_BASE_POLYOBJ_ELEMENTS() \
DD_BASE_DDMOBJ_ELEMENTS() \
\
BspLeaf *bspLeaf; /* bspLeaf in which this resides */ \
int _indexInMap; \
int tag; /* Reference tag. */ \
int validCount; \
AABoxd aaBox; \
coord_t dest[2]; /* Destination XY. */ \
angle_t angle; \
angle_t destAngle; /* Destination angle. */ \
angle_t angleSpeed; /* Rotation speed. */ \
void *_lines; \
void *_uniqueVertexes; \
void *_originalPts; /* Used as the base for the rotations. */ \
void *_prevPts; /* Use to restore the old point values. */ \
double speed; /* Movement speed. */ \
boolean crush; /* Should the polyobj attempt to crush mobjs? */ \
int seqType; \
uint _origIndex;
//------------------------------------------------------------------------
//
// Refresh
//
//------------------------------------------------------------------------
#define SCREENWIDTH 320
#define SCREENHEIGHT 200
/**
* @defgroup alignmentFlags Alignment Flags
* @ingroup apiFlags
*/
///@{
#define ALIGN_LEFT (0x1)
#define ALIGN_RIGHT (0x2)
#define ALIGN_TOP (0x4)
#define ALIGN_BOTTOM (0x8)
#define ALIGN_TOPLEFT (ALIGN_TOP|ALIGN_LEFT)
#define ALIGN_TOPRIGHT (ALIGN_TOP|ALIGN_RIGHT)
#define ALIGN_BOTTOMLEFT (ALIGN_BOTTOM|ALIGN_LEFT)
#define ALIGN_BOTTOMRIGHT (ALIGN_BOTTOM|ALIGN_RIGHT)
#define ALL_ALIGN_FLAGS (ALIGN_LEFT|ALIGN_RIGHT|ALIGN_TOP|ALIGN_BOTTOM)
///@}
typedef enum {
ORDER_NONE = 0,
ORDER_LEFTTORIGHT,
ORDER_RIGHTTOLEFT
} order_t;
/// Can the value be interpreted as a valid scale mode identifier?
#define VALID_SCALEMODE(val) ((val) >= SCALEMODE_FIRST && (val) <= SCALEMODE_LAST)
#define DEFAULT_SCALEMODE_STRETCH_EPSILON (.38f)
//------------------------------------------------------------------------
//
// Sound
//
//------------------------------------------------------------------------
/**
* @defgroup soundFlags Sound Flags
* @ingroup apiFlags
* Flags specifying the logical behavior of a sound.
*/
///@{
#define DDSF_FLAG_MASK 0xff000000
#define DDSF_NO_ATTENUATION 0x80000000
#define DDSF_REPEAT 0x40000000
///@}
/**
* @defgroup soundStopFlags Sound Stop Flags
* @ingroup apiFlags
* Flags for use with S_StopSound()
*/
///@{
#define SSF_SECTOR 0x1 ///< Stop sounds from the sector's emitter.
#define SSF_SECTOR_LINKED_SURFACES 0x2 ///< Stop sounds from surface emitters in the same sector.
#define SSF_ALL_SECTOR (SSF_SECTOR | SSF_SECTOR_LINKED_SURFACES)
///@}
typedef struct {
float volume; // 0..1
float decay; // Decay factor: 0 (acoustically dead) ... 1 (live)
float damping; // High frequency damping factor: 0..1
float space; // 0 (small space) ... 1 (large space)
} reverb_t;
// Use with PlaySong().
#define DDMUSICF_EXTERNAL 0x80000000
//------------------------------------------------------------------------
//
// Graphics
//
//------------------------------------------------------------------------
/// @defgroup resource Resources
///@{
/// Special value used to signify an invalid material id.
#define NOMATERIALID 0
///@}
/// Unique identifier associated with each archived material.
/// @ingroup resource
typedef unsigned short materialarchive_serialid_t;
/**
* @defgroup materialFlags Material Flags
* @ingroup apiFlags resource
*/
/// @addtogroup materialFlags
///@{
//#define MATF_UNUSED1 0x1
#define MATF_NO_DRAW 0x2 ///< Material should never be drawn.
#define MATF_SKYMASK 0x4 ///< Sky-mask surfaces using this material.
///@}
/**
* @defgroup animationGroupFlags (Material) Animation Group Flags
* @ingroup apiFlags resource
* @{
*/
#define AGF_SMOOTH 0x1
#define AGF_FIRST_ONLY 0x2
#define AGF_PRECACHE 0x4000 ///< Group is just for precaching.
/**@}*/
/*
* Font Schemes
*/
/// Font scheme identifier. @ingroup scheme
typedef enum fontschemeid_e {
FS_ANY = -1,
FONTSCHEME_FIRST = 3000,
FS_SYSTEM = FONTSCHEME_FIRST,
FS_GAME,
FONTSCHEME_LAST = FS_GAME,
FS_INVALID ///< Special value used to signify an invalid scheme identifier.
} fontschemeid_t;
#define FONTSCHEME_COUNT (FONTSCHEME_LAST - FONTSCHEME_FIRST + 1)
/**
* Determines whether @a val can be interpreted as a valid font scheme
* identifier. @ingroup scheme
* @param val Integer value.
* @return @c true or @c false.
*/
#define VALID_FONTSCHEMEID(val) ((val) >= FONTSCHEME_FIRST && (val) <= FONTSCHEME_LAST)
/// Patch Info
typedef struct {
patchid_t id;
struct patchinfo_flags_s {
uint isCustom:1; ///< Patch does not originate from the current game.
uint isEmpty:1; ///< Patch contains no color information.
} flags;
RectRaw geometry;
// Temporary until the big DGL drawing rewrite.
short extraOffset[2]; // Only used with upscaled and sharpened patches.
} patchinfo_t;
/// Sprite Info
typedef struct {
Material *material;
int flip;
RectRaw geometry;
float texCoord[2]; // Prepared texture coordinates.
int numFrames; // Number of frames the sprite has.
} spriteinfo_t;
/**
* Processing modes for GL_LoadGraphics().
*/
typedef enum gfxmode_e {
LGM_NORMAL = 0,
LGM_GRAYSCALE = 1,
LGM_GRAYSCALE_ALPHA = 2,
LGM_WHITE_ALPHA = 3
} gfxmode_t;
typedef unsigned int colorpaletteid_t;
//------------------------------------------------------------------------
//
// Console
//
//------------------------------------------------------------------------
/// @defgroup console Console
/**
* @defgroup bindings Bindings
* @ingroup input
* Event and controller bindings.
* Input events and input controller state can be bound to console commands
* and player controls.
*/
/**
* @defgroup cvar Console Variables
* @ingroup console
*/
/**
* @defgroup ccmd Console Commands
* @ingroup console
*/
/**
* @defgroup busyModeFlags Busy Mode Flags
* @ingroup console apiFlags
*/
///@{
#define BUSYF_LAST_FRAME 0x1
#define BUSYF_CONSOLE_OUTPUT 0x2
#define BUSYF_PROGRESS_BAR 0x4
#define BUSYF_ACTIVITY 0x8 ///< Indicate activity.
#define BUSYF_NO_UPLOADS 0x10 ///< Deferred uploads not completed.
#define BUSYF_STARTUP 0x20 ///< Startup mode: normal fonts, texman not available.
#define BUSYF_TRANSITION 0x40 ///< Do a transition effect when busy mode ends.
///@}
/**
* @defgroup consolePrintFlags Console Print Flags
* @ingroup console apiFlags
*/
///@{
#define CPF_BLACK 0x00000001 ///< These correspond to the good old text mode VGA colors.
#define CPF_BLUE 0x00000002
#define CPF_GREEN 0x00000004
#define CPF_CYAN 0x00000008
#define CPF_RED 0x00000010
#define CPF_MAGENTA 0x00000020
#define CPF_YELLOW 0x00000040
#define CPF_WHITE 0x00000080
#define CPF_LIGHT 0x00000100
#define CPF_UNUSED1 0x00000200
#define CPF_CENTER 0x00000400
#define CPF_TRANSMIT 0x80000000 ///< If server, sent to all clients.
///@}
/// Argument type for B_BindingsForControl(). @ingroup bindings
typedef enum bfcinverse_e {
BFCI_BOTH,
BFCI_ONLY_NON_INVERSE,
BFCI_ONLY_INVERSE
} bfcinverse_t;
/**
* @defgroup consoleCommandFlags Console Command Flags
* @ingroup ccmd apiFlags
*/
///@{
#define CMDF_NO_NULLGAME 0x00000001 ///< Not available unless a game is loaded.
#define CMDF_NO_DEDICATED 0x00000002 ///< Not available in dedicated server mode.
///@}
/**
* @defgroup consoleUsageFlags Console Command Usage Flags
* @ingroup ccmd apiFlags
* The method(s) that @em CANNOT be used to invoke a console command, used with
* @ref commandSource.
*/
///@{
#define CMDF_DDAY 0x00800000
#define CMDF_GAME 0x01000000
#define CMDF_CONSOLE 0x02000000
#define CMDF_BIND 0x04000000
#define CMDF_CONFIG 0x08000000
#define CMDF_PROFILE 0x10000000
#define CMDF_CMDLINE 0x20000000
#define CMDF_DED 0x40000000
#define CMDF_CLIENT 0x80000000 ///< Sent over the net from a client.
///@}
/**
* @defgroup commandSource Command Sources
* @ingroup ccmd
* Where a console command originated.
*/
///@{
#define CMDS_UNKNOWN 0
#define CMDS_DDAY 1 ///< Sent by the engine.