123 lines
3.8 KiB
C
123 lines
3.8 KiB
C
VARP(nosway, 0, 0, 1);
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VARP(swayspeeddiv, 1, 105, 1000);
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VARP(swaymovediv, 1, 200, 1000);
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VARP(swayupspeeddiv, 1, 105, 1000);
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VARP(swayupmovediv, 1, 200, 1000);
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struct weaponmove
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{
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static vec swaydir;
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static int swaymillis, lastsway;
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float k_rot, kick;
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vec pos;
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int anim, basetime;
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weaponmove() : k_rot(0), kick(0), anim(0), basetime(0) { pos.x = pos.y = pos.z = 0.0f; }
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void calcmove(vec aimdir, int lastaction, playerent *p)
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{
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kick = k_rot = 0.0f;
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pos = p->o;
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if(!nosway)
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{
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float k = pow(0.7f, (lastmillis-lastsway)/10.0f);
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swaydir.mul(k);
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vec dv(p->vel);
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dv.mul((1-k)/max(p->vel.magnitude(), p->maxspeed));
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dv.x *= 1.5f;
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dv.y *= 1.5f;
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dv.z *= 0.4f;
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swaydir.add(dv);
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pos.add(swaydir);
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}
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if(p->onfloor || p->onladder || p->inwater) swaymillis += lastmillis-lastsway;
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lastsway = lastmillis;
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if(p->weaponchanging)
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{
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anim = ANIM_GUN_RELOAD;
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basetime = p->weaponchanging;
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float progress = clamp((lastmillis - p->weaponchanging)/(float)weapon::weaponchangetime, 0.0f, 1.0f);
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k_rot = -90*sinf(progress*PI);
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}
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else if(p->weaponsel->reloading)
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{
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anim = ANIM_GUN_RELOAD;
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basetime = p->weaponsel->reloading;
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float reloadtime = (float)p->weaponsel->info.reloadtime,
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progress = clamp((lastmillis - p->weaponsel->reloading)/reloadtime, 0.0f, clamp(1.0f - (p->lastaction + p->weaponsel->gunwait - lastmillis)/reloadtime, 0.5f, 1.0f));
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k_rot = -90*sinf(progress*PI);
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}
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else
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{
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anim = ANIM_GUN_IDLE;
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basetime = lastaction;
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int timediff = lastmillis-lastaction,
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animtime = min(p->weaponsel->gunwait, (int)p->weaponsel->info.attackdelay);
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vec sway = aimdir;
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float progress = 0.0f;
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float k_back = 0.0f;
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if(p->weaponsel==p->lastattackweapon)
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{
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progress = max(0.0f, min(1.0f, timediff/(float)animtime));
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// f(x) = -sin(x-1.5)^3
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kick = -sinf(pow((1.5f*progress)-1.5f,3));
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if(p->crouching) kick *= 0.75f;
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if(p->lastaction) anim = p->weaponsel->modelanim();
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}
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if(p->weaponsel->info.mdl_kick_rot || p->weaponsel->info.mdl_kick_back)
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{
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k_rot = p->weaponsel->info.mdl_kick_rot*kick;
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k_back = p->weaponsel->info.mdl_kick_back*kick/10;
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}
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if(nosway) sway.x = sway.y = sway.z = 0;
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else
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{
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float swayspeed = sinf((float)swaymillis/swayspeeddiv)/(swaymovediv/10.0f);
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float swayupspeed = cosf((float)swaymillis/swayupspeeddiv)/(swayupmovediv/10.0f);
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float plspeed = min(1.0f, sqrtf(p->vel.x*p->vel.x + p->vel.y*p->vel.y));
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swayspeed *= plspeed/2;
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swayupspeed *= plspeed/2;
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swap(sway.x, sway.y);
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sway.y = -sway.y;
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swayupspeed = fabs(swayupspeed); // sway a semicirle only
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sway.z = 1.0f;
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sway.x *= swayspeed;
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sway.y *= swayspeed;
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sway.z *= swayupspeed;
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if(p->crouching) sway.mul(0.75f);
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}
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pos.x -= aimdir.x*k_back+sway.x;
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pos.y -= aimdir.y*k_back+sway.y;
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pos.z -= aimdir.z*k_back+sway.z;
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}
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}
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};
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vec weaponmove::swaydir(0, 0, 0);
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int weaponmove::lastsway = 0, weaponmove::swaymillis = 0;
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void preload_hudguns()
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{
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loopi(NUMGUNS)
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{
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defformatstring(path)("weapons/%s", guns[i].modelname);
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loadmodel(path);
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}
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}
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