fteqw/engine/common/particles.h

149 lines
4.3 KiB
C

#ifndef _PARTICLES_H_
#define _PARTICLES_H_
extern int
pt_gunshot,
ptdp_gunshotquad,
pt_spike,
ptdp_spikequad,
pt_superspike,
ptdp_superspikequad,
pt_wizspike,
pt_knightspike,
pt_explosion,
ptdp_explosionquad,
pt_tarexplosion,
pt_teleportsplash,
pt_lavasplash,
ptdp_smallflash,
ptdp_flamejet,
ptdp_flame,
ptdp_blood,
ptdp_spark,
ptdp_plasmaburn,
ptdp_tei_g3,
ptdp_tei_smoke,
ptdp_tei_bigexplosion,
ptdp_tei_plasmahit,
ptdp_stardust,
rt_rocket,
rt_grenade,
rt_blood,
rt_wizspike,
rt_slightblood,
rt_knightspike,
rt_vorespike,
rtdp_neharasmoke,
rtdp_nexuizplasma,
rtdp_glowtrail,
ptqw_blood,
ptqw_lightningblood,
ptq2_blood,
rtq2_railtrail,
rtq2_blastertrail,
ptq2_blasterparticles,
rtq2_bubbletrail,
rtq2_gib,
rtq2_rocket,
rtq2_grenade,
rtqw_railtrail, //common to zquake/fuhquake/fte
rtfte_lightning1,
ptfte_lightning1_end,
rtfte_lightning2,
ptfte_lightning2_end,
rtfte_lightning3,
ptfte_lightning3_end,
ptfte_bullet,
ptfte_superbullet;
struct beamseg_s;
typedef struct trailstate_s {
struct trailstate_s **key; // key to check if ts has been overwriten
struct trailstate_s *assoc; // assoc linked trail
struct beamseg_s *lastbeam; // last beam pointer (flagged with BS_LASTSEG)
union {
float lastdist; // last distance used with particle effect
float statetime; // time to emit effect again (used by spawntime field)
} state1;
union {
float laststop; // last stopping point for particle effect
float emittime; // used by r_effect emitters
} state2;
} trailstate_t;
#define PARTICLE_Z_CLIP 8.0
typedef enum { BM_BLEND, BM_BLENDCOLOUR, BM_ADD, BM_SUBTRACT } blendmode_t;
#define frandom() (rand()*(1.0f/RAND_MAX))
#define crandom() (rand()*(2.0f/RAND_MAX)-1.0f)
#define hrandom() (rand()*(1.0f/RAND_MAX)-0.5f)
#define P_INVALID -1
#define P_RunParticleEffectType(a,b,c,d) P_RunParticleEffectState(a,b,c,d,NULL)
// used for callback
extern cvar_t r_particlesdesc;
struct model_s;
struct msurface_s;
void P_InitParticleSystem(void);
void P_DefaultTrail (struct model_s *model);
void P_EmitEffect (vec3_t pos, int type, trailstate_t **tsk);//this is just a wrapper
#define P_ParticleTypeForName pe->ParticleTypeForName
#define P_FindParticleType pe->FindParticleType
#define P_RunParticleEffectTypeString pe->RunParticleEffectTypeString
#define P_ParticleTrail pe->ParticleTrail
#define P_RunParticleEffectState pe->RunParticleEffectState
#define P_RunParticleWeather pe->RunParticleWeather
#define P_RunParticleCube pe->RunParticleCube
#define P_RunParticleEffect pe->RunParticleEffect
#define P_RunParticleEffect2 pe->RunParticleEffect2
#define P_RunParticleEffect3 pe->RunParticleEffect3
#define P_RunParticleEffect4 pe->RunParticleEffect4
#define P_ParticleTrailIndex pe->ParticleTrailIndex
#define P_EmitSkyEffectTris pe->EmitSkyEffectTris
#define P_InitParticles pe->InitParticles
#define P_DelinkTrailstate pe->DelinkTrailstate
#define P_ClearParticles pe->ClearParticles
#define P_DrawParticles pe->DrawParticles
typedef struct {
char *name1;
char *name2;
int (*ParticleTypeForName) (char *name);
int (*FindParticleType) (char *name);
int (*RunParticleEffectTypeString) (vec3_t org, vec3_t dir, float count, char *name);
int (*ParticleTrail) (vec3_t startpos, vec3_t end, int type, trailstate_t **tsk);
int (*RunParticleEffectState) (vec3_t org, vec3_t dir, float count, int typenum, trailstate_t **tsk);
void (*RunParticleWeather) (vec3_t minb, vec3_t maxb, vec3_t dir, float count, int colour, char *efname);
void (*RunParticleCube) (vec3_t minb, vec3_t maxb, vec3_t dir, float count, int colour, qboolean gravity, float jitter);
void (*RunParticleEffect) (vec3_t org, vec3_t dir, int color, int count);
void (*RunParticleEffect2) (vec3_t org, vec3_t dmin, vec3_t dmax, int color, int effect, int count);
void (*RunParticleEffect3) (vec3_t org, vec3_t box, int color, int effect, int count);
void (*RunParticleEffect4) (vec3_t org, float radius, int color, int effect, int count);
void (*ParticleTrailIndex) (vec3_t start, vec3_t end, int color, int crnd, trailstate_t **tsk);
void (*EmitSkyEffectTris) (struct model_s *mod, struct msurface_s *fa);
void (*InitParticles) (void);
void (*ShutdownParticles) (void);
void (*DelinkTrailstate) (trailstate_t **tsk);
void (*ClearParticles) (void);
void (*DrawParticles) (void);
} particleengine_t;
extern particleengine_t *pe;
#endif