mirror of
https://github.com/nzp-team/fteqw.git
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b763b5594d
Contains some stuff to get twig working a little better. git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@3132 fc73d0e0-1445-4013-8a0c-d673dee63da5
394 lines
9.9 KiB
C
394 lines
9.9 KiB
C
#include "quakedef.h"
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#define NUMVERTEXNORMALS 162
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float r_avertexnormals[NUMVERTEXNORMALS][3] = {
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#include "anorms.h"
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};
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void R_Rockettrail_Callback(struct cvar_s *var, char *oldvalue)
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{
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int i;
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model_t *mod;
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extern model_t mod_known[];
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extern int mod_numknown;
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if (cls.state == ca_disconnected)
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return; // don't bother parsing while disconnected
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for (i=0 , mod=mod_known ; i<mod_numknown ; i++, mod++)
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{
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if (mod->flags & EF_ROCKET)
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P_DefaultTrail(mod);
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}
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}
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void R_Grenadetrail_Callback(struct cvar_s *var, char *oldvalue)
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{
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int i;
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model_t *mod;
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extern model_t mod_known[];
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extern int mod_numknown;
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if (cls.state == ca_disconnected)
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return; // don't bother parsing while disconnected
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for (i=0 , mod=mod_known ; i<mod_numknown ; i++, mod++)
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{
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if (mod->flags & EF_GRENADE)
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P_DefaultTrail(mod);
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}
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}
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particleengine_t pe_null;
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particleengine_t pe_classic;
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particleengine_t pe_darkplaces;
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particleengine_t pe_script;
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particleengine_t *particlesystem[] =
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{
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&pe_script,
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&pe_darkplaces,
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&pe_classic,
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&pe_null,
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{NULL},
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};
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void R_ParticleSystem_Callback(struct cvar_s *var, char *oldvalue)
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{
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int i;
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if (pe)
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pe->ShutdownParticles();
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pe = NULL;
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for (i = 0; particlesystem[i]; i++)
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{
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if ( (particlesystem[i]->name1 && !stricmp(var->string, particlesystem[i]->name1))
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|| (particlesystem[i]->name2 && !stricmp(var->string, particlesystem[i]->name2)))
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{
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pe = particlesystem[i];
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break;
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}
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if (!pe)
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if (particlesystem[i]->name1)
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pe = particlesystem[i];
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}
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if (!pe)
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Sys_Error("No particle system available. Please recompile.");
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pe->InitParticles();
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pe->ClearParticles();
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CL_RegisterParticles();
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}
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cvar_t r_rockettrail = SCVARFC("r_rockettrail", "1", CVAR_SEMICHEAT, R_Rockettrail_Callback);
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cvar_t r_grenadetrail = SCVARFC("r_grenadetrail", "1", CVAR_SEMICHEAT, R_Grenadetrail_Callback);
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cvar_t r_particlesystem = SCVARFC("r_particlesystem", "script", CVAR_SEMICHEAT, R_ParticleSystem_Callback);
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cvar_t r_particlesdesc = SCVARF("r_particlesdesc", "spikeset tsshaft", CVAR_SEMICHEAT);
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extern cvar_t r_bouncysparks;
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extern cvar_t r_part_rain;
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extern cvar_t r_bloodstains;
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extern cvar_t gl_part_flame;
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cvar_t r_part_rain_quantity = SCVAR("r_part_rain_quantity", "1");
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cvar_t r_particle_tracelimit = SCVAR("r_particle_tracelimit", "250");
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cvar_t r_part_sparks = SCVAR("r_part_sparks", "1");
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cvar_t r_part_sparks_trifan = SCVAR("r_part_sparks_trifan", "1");
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cvar_t r_part_sparks_textured = SCVAR("r_part_sparks_textured", "1");
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cvar_t r_part_beams = SCVAR("r_part_beams", "1");
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cvar_t r_part_beams_textured = SCVAR("r_part_beams_textured", "1");
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cvar_t r_part_contentswitch = SCVAR("r_part_contentswitch", "1");
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particleengine_t *pe;
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void P_InitParticleSystem(void)
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{
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char *particlecvargroupname = "Particle effects";
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Cvar_Register(&r_particlesystem, "Particles");
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//particles
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Cvar_Register(&r_particlesdesc, particlecvargroupname);
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Cvar_Register(&r_bouncysparks, particlecvargroupname);
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Cvar_Register(&r_part_rain, particlecvargroupname);
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Cvar_Register(&r_part_rain_quantity, particlecvargroupname);
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Cvar_Register(&r_particle_tracelimit, particlecvargroupname);
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Cvar_Register(&r_part_sparks, particlecvargroupname);
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Cvar_Register(&r_part_sparks_trifan, particlecvargroupname);
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Cvar_Register(&r_part_sparks_textured, particlecvargroupname);
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Cvar_Register(&r_part_beams, particlecvargroupname);
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Cvar_Register(&r_part_beams_textured, particlecvargroupname);
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Cvar_Register(&r_part_contentswitch, particlecvargroupname);
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Cvar_Register (&gl_part_flame, particlecvargroupname);
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}
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#ifdef Q2BSPS
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qboolean Q2TraceLineN (vec3_t start, vec3_t end, vec3_t impact, vec3_t normal)
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{
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vec3_t nul = {0,0,0};
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trace_t trace = CM_BoxTrace(pmove.physents[0].model, start, end, nul, nul, MASK_SOLID);
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if (trace.fraction < 1)
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{
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VectorCopy (trace.plane.normal, normal);
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VectorCopy (trace.endpos, impact);
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return true;
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}
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return false;
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}
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#endif
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qboolean TraceLineN (vec3_t start, vec3_t end, vec3_t impact, vec3_t normal)
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{
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trace_t trace;
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float len, bestlen;
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int i;
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vec3_t delta, ts, te;
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physent_t *pe;
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qboolean clipped=false;
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memset (&trace, 0, sizeof(trace));
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VectorSubtract(end, start, delta);
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bestlen = Length(delta);
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VectorCopy (end, impact);
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for (i=0 ; i< pmove.numphysent ; i++)
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{
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pe = &pmove.physents[i];
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if (pe->nonsolid)
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continue;
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if (pe->model)
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{
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VectorSubtract(start, pe->origin, ts);
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VectorSubtract(end, pe->origin, te);
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pe->model->funcs.Trace(pe->model, 0, 0, ts, te, vec3_origin, vec3_origin, &trace);
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if (trace.fraction<1)
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{
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VectorSubtract(trace.endpos, ts, delta);
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len = Length(delta);
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if (len < bestlen)
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{
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bestlen = len;
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VectorCopy (trace.plane.normal, normal);
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VectorAdd (pe->origin, trace.endpos, impact);
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}
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clipped=true;
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}
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if (trace.startsolid)
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{
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VectorNormalize(delta);
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normal[0] = -delta[0];
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normal[1] = -delta[1];
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normal[2] = -delta[2];
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VectorCopy (start, impact);
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return true;
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}
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}
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}
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if (clipped)
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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//handy utility...
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void P_EmitEffect (vec3_t pos, int type, trailstate_t **tsk)
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{
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if (cl.paused)
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return;
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pe->RunParticleEffectState(pos, NULL, host_frametime, type, tsk);
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}
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// P_SelectableTrail: given default/opposite effects, model pointer, and a user selection cvar
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// changes model to the appropriate trail effect and default trail index
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void P_SelectableTrail(model_t *model, cvar_t *selection, int mdleffect, int mdlcidx, int oppeffect, int oppcidx)
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{
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int select = (int)(selection->value);
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switch (select)
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{
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case 0: // check for string, otherwise no trail
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if (selection->string[0] == '0')
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{
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model->particletrail = P_INVALID;
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break;
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}
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else
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{
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int effect = P_FindParticleType(selection->string);
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if (effect >= 0)
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{
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model->particletrail = effect;
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model->traildefaultindex = mdlcidx;
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break;
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}
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}
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// fall through to default (so semicheat will work properly)
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case 1: // default model effect
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default:
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model->particletrail = mdleffect;
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model->traildefaultindex = mdlcidx;
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break;
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case 2: // opposite effect
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model->particletrail = oppeffect;
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model->traildefaultindex= oppcidx;
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break;
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case 3: // alt rocket effect
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model->particletrail = P_ParticleTypeForName("TR_ALTROCKET");
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model->traildefaultindex = 107;
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break;
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case 4: // gib
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model->particletrail = P_ParticleTypeForName("TR_BLOOD");
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model->traildefaultindex = 70;
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break;
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case 5: // zombie gib
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model->particletrail = P_ParticleTypeForName("TR_SLIGHTBLOOD");
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model->traildefaultindex = 70;
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break;
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case 6: // Scrag tracer
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model->particletrail = P_ParticleTypeForName("TR_WIZSPIKE");
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model->traildefaultindex = 60;
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break;
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case 7: // Knight tracer
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model->particletrail = P_ParticleTypeForName("TR_KNIGHTSPIKE");
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model->traildefaultindex = 238;
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break;
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case 8: // Vore tracer
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model->particletrail = P_ParticleTypeForName("TR_VORESPIKE");
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model->traildefaultindex = 154;
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break;
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case 9: // rail trail
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model->particletrail = P_ParticleTypeForName("TR_RAILTRAIL");
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model->traildefaultindex = 15;
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break;
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}
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}
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//figure out which particle trail to use for the given model, filling in its values as required.
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void P_DefaultTrail (model_t *model)
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{
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// TODO: EF_BRIGHTFIELD should probably be handled in here somewhere
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// TODO: make trail default color into RGB values instead of indexes
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if (model->engineflags & MDLF_NODEFAULTTRAIL)
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return;
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if (model->flags & EF_ROCKET)
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P_SelectableTrail(model, &r_rockettrail, P_ParticleTypeForName("TR_ROCKET"), 109, P_ParticleTypeForName("TR_GRENADE"), 6);
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else if (model->flags & EF_GRENADE)
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P_SelectableTrail(model, &r_grenadetrail, P_ParticleTypeForName("TR_GRENADE"), 6, P_ParticleTypeForName("TR_ROCKET"), 109);
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else if (model->flags & EF_GIB)
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{
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model->particletrail = P_ParticleTypeForName("TR_BLOOD");
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model->traildefaultindex = 70;
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}
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else if (model->flags & EF_TRACER)
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{
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model->particletrail = P_ParticleTypeForName("TR_WIZSPIKE");
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model->traildefaultindex = 60;
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}
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else if (model->flags & EF_ZOMGIB)
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{
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model->particletrail = P_ParticleTypeForName("TR_SLIGHTBLOOD");
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model->traildefaultindex = 70;
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}
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else if (model->flags & EF_TRACER2)
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{
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model->particletrail = P_ParticleTypeForName("TR_KNIGHTSPIKE");
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model->traildefaultindex = 238;
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}
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else if (model->flags & EF_TRACER3)
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{
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model->particletrail = P_ParticleTypeForName("TR_VORESPIKE");
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model->traildefaultindex = 154;
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}
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else if (model->flags & EFH2_BLOODSHOT) //these are the hexen2 ones.
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{
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model->particletrail = P_ParticleTypeForName("t_bloodshot");
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model->traildefaultindex = 136;
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}
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else if (model->flags & EFH2_FIREBALL)
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{
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model->particletrail = P_ParticleTypeForName("t_fireball");
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model->traildefaultindex = 424;
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}
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else if (model->flags & EFH2_ACIDBALL)
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{
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model->particletrail = P_ParticleTypeForName("t_acidball");
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model->traildefaultindex = 440;
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}
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else if (model->flags & EFH2_ICE)
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{
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model->particletrail = P_ParticleTypeForName("t_ice");
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model->traildefaultindex = 408;
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}
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else if (model->flags & EFH2_SPIT)
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{
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model->particletrail = P_ParticleTypeForName("t_spit");
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model->traildefaultindex = 260;
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}
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else if (model->flags & EFH2_SPELL)
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{
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model->particletrail = P_ParticleTypeForName("t_spell");
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model->traildefaultindex = 260;
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}
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else if (model->flags & EFH2_VORP_MISSILE)
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{
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model->particletrail = P_ParticleTypeForName("t_vorpmissile");
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model->traildefaultindex = 302;
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}
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else if (model->flags & EFH2_SET_STAFF)
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{
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model->particletrail = P_ParticleTypeForName("t_setstaff");
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model->traildefaultindex = 424;
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}
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else if (model->flags & EFH2_MAGICMISSILE)
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{
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model->particletrail = P_ParticleTypeForName("t_magicmissile");
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model->traildefaultindex = 149;
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}
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else if (model->flags & EFH2_BONESHARD)
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{
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model->particletrail = P_ParticleTypeForName("t_boneshard");
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model->traildefaultindex = 384;
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}
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else if (model->flags & EFH2_SCARAB)
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{
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model->particletrail = P_ParticleTypeForName("t_scarab");
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model->traildefaultindex = 254;
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}
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else
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model->particletrail = P_INVALID;
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}
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