typedef struct particle_s
{
- // fields used by rendering: (40 bytes)
+ // for faster batch rendering, particles are rendered in groups by effect (resulting in less perfect sorting but far less state changes)
+
+ // fields used by rendering: (48 bytes)
+ vec3_t sortorigin; // sort by this group origin, not particle org
+ vec3_t org;
+ vec3_t vel; // velocity of particle, or orientation of decal, or end point of beam
+ float size;
+ float alpha; // 0-255
+ float stretch; // only for sparks
+
+ // fields not used by rendering: (44 bytes)
+ float stainsize;
+ float stainalpha;
+ float sizeincrease; // rate of size change per second
+ float alphafade; // how much alpha reduces per second
+ float time2; // used for snow fluttering and decal fade
+ float bounce; // how much bounce-back from a surface the particle hits (0 = no physics, 1 = stop and slide, 2 = keep bouncing forever, 1.5 is typical)
+ float gravity; // how much gravity affects this particle (1.0 = normal gravity, 0.0 = none)
+ float airfriction; // how much air friction affects this object (objects with a low mass/size ratio tend to get more air friction)
+ float liquidfriction; // how much liquid friction affects this object (objects with a low mass/size ratio tend to get more liquid friction)
+// float delayedcollisions; // time that p->bounce becomes active
+ float delayedspawn; // time that particle appears and begins moving
+ float die; // time when this particle should be removed, regardless of alpha
+
+ // short variables grouped to save memory (4 bytes)
+ short angle; // base rotation of particle
+ short spin; // geometry rotation speed around the particle center normal
+
+ // byte variables grouped to save memory (12 bytes)
+ unsigned char color[3];
+ unsigned char qualityreduction; // enables skipping of this particle according to r_refdef.view.qualityreduction
unsigned char typeindex;
- pblend_t blendmode;
- porientation_t orientation;
+ unsigned char blendmode;
+ unsigned char orientation;
unsigned char texnum;
- vec3_t org;
- vec3_t vel; // velocity of particle, or orientation of decal, or end point of beam
- float size;
- float alpha; // 0-255
- unsigned char color[3];
- unsigned char qualityreduction; // enables skipping of this particle according to r_refdef.view.qualityreduction
- float stretch; // only for sparks
- int staincolor;
+ unsigned char staincolor[3];
signed char staintexnum;
- float stainsize;
- float stainalpha;
-
- // fields not used by rendering: (40 bytes)
- float sizeincrease; // rate of size change per second
- float alphafade; // how much alpha reduces per second
- float time2; // used for snow fluttering and decal fade
- float bounce; // how much bounce-back from a surface the particle hits (0 = no physics, 1 = stop and slide, 2 = keep bouncing forever, 1.5 is typical)
- float gravity; // how much gravity affects this particle (1.0 = normal gravity, 0.0 = none)
- float airfriction; // how much air friction affects this object (objects with a low mass/size ratio tend to get more air friction)
- float liquidfriction; // how much liquid friction affects this object (objects with a low mass/size ratio tend to get more liquid friction)
- float delayedcollisions; // time that p->bounce becomes active
- float delayedspawn; // time that particle appears and begins moving
- float die; // time when this particle should be removed, regardless of alpha
}
particle_t;
extern cvar_t cl_stainmaps_clearonload;
extern cvar_t cl_prydoncursor;
+extern cvar_t cl_prydoncursor_notrace;
extern cvar_t cl_locs_enable;
void CL_Particles_Clear(void);
void CL_Particles_Init(void);
void CL_Particles_Shutdown(void);
-particle_t *CL_NewParticle(unsigned short ptypeindex, int pcolor1, int pcolor2, int ptex, float psize, float psizeincrease, float palpha, float palphafade, float pgravity, float pbounce, float px, float py, float pz, float pvx, float pvy, float pvz, float pairfriction, float pliquidfriction, float originjitter, float velocityjitter, qboolean pqualityreduction, float lifetime, float stretch, pblend_t blendmode, porientation_t orientation, int staincolor1, int staincolor2, int staintex, float stainalpha, float stainsize);
+particle_t *CL_NewParticle(const vec3_t sortorigin, unsigned short ptypeindex, int pcolor1, int pcolor2, int ptex, float psize, float psizeincrease, float palpha, float palphafade, float pgravity, float pbounce, float px, float py, float pz, float pvx, float pvy, float pvz, float pairfriction, float pliquidfriction, float originjitter, float velocityjitter, qboolean pqualityreduction, float lifetime, float stretch, pblend_t blendmode, porientation_t orientation, int staincolor1, int staincolor2, int staintex, float stainalpha, float stainsize, float angle, float spin);
typedef enum effectnameindex_s
{
qboolean fogenabled;
qboolean oldgl_fogenable;
+ // new flexible texture height fog (overrides normal fog)
+ char fog_height_texturename[64]; // note: must be 64 for the sscanf code
+ unsigned char *fog_height_table1d;
+ unsigned char *fog_height_table2d;
+ int fog_height_tablesize; // enable
+ float fog_height_tablescale;
+ float fog_height_texcoordscale;
+ char fogheighttexturename[64]; // detects changes to active fog height texture
+
qboolean draw2dstage;
// true during envmap command capture