#if defined(CSQC) #elif defined(MENUQC) #elif defined(SVQC) #include "../dpdefs/progsdefs.qh" #include "../dpdefs/dpextensions.qh" #include "../common/vehicles/all.qh" #include "antilag.qh" #endif const int ANTILAG_MAX_ORIGINS = 64; .vector antilag_origins[ANTILAG_MAX_ORIGINS]; .float antilag_times[ANTILAG_MAX_ORIGINS]; .int antilag_index; .vector antilag_saved_origin; .float antilag_takenback; .float antilag_debug; void antilag_record(entity e, float t) { if (e.vehicle && e.vehicle.vehicle_flags == VHF_PLAYERSLOT) return; if(e.vehicle) antilag_record(e.vehicle, t); if(time < e.(antilag_times[e.antilag_index])) return; e.antilag_index = e.antilag_index + 1; if(e.antilag_index >= ANTILAG_MAX_ORIGINS) e.antilag_index = 0; e.(antilag_times[e.antilag_index]) = t; e.(antilag_origins[e.antilag_index]) = e.origin; if(e.antilag_debug) te_spark(antilag_takebackorigin(e, t - e.antilag_debug), '0 0 0', 32); } // finds the index BEFORE t float antilag_find(entity e, float t) { for(int i = e.antilag_index; i > 0; --i) if(e.(antilag_times[i]) >= t) if(e.(antilag_times[i - 1]) < t) return i - 1; if(e.(antilag_times[0]) >= t) if(e.(antilag_times[ANTILAG_MAX_ORIGINS - 1]) < t) return ANTILAG_MAX_ORIGINS - 1; for(int i = ANTILAG_MAX_ORIGINS - 1; i > e.antilag_index + 1; --i) if(e.(antilag_times[i]) >= t) if(e.(antilag_times[i - 1]) < t) return i - 1; // if we get here, t is sandwiched nowhere, so let's assume it's in the present return -1; } vector lerpv(float t0, vector v0, float t1, vector v1, float t) { return v0 + (v1 - v0) * ((t - t0) / (t1 - t0)); } vector antilag_takebackorigin(entity e, float t) { int i0 = antilag_find(e, t); if (i0 < 0) { // IN THE PRESENT if(e.antilag_takenback) return e.antilag_saved_origin; else return e.origin; } int i1 = i0 + 1; if (i1 >= ANTILAG_MAX_ORIGINS) i1 = 0; return lerpv(e.(antilag_times[i0]), e.(antilag_origins[i0]), e.(antilag_times[i1]), e.(antilag_origins[i1]), t); } vector antilag_takebackavgvelocity(entity e, float t0, float t1) { vector o0, o1; if(t0 >= t1) return '0 0 0'; o0 = antilag_takebackorigin(e, t0); o1 = antilag_takebackorigin(e, t1); return (o1 - o0) * (1 / (t1 - t0)); } void antilag_takeback(entity e, float t) { if (e.vehicle && e.vehicle.vehicle_flags == VHF_PLAYERSLOT) return; if(e.vehicle) antilag_takeback(e.vehicle, t); if(!e.antilag_takenback) e.antilag_saved_origin = e.origin; setorigin(e, antilag_takebackorigin(e, t)); e.antilag_takenback = true; } void antilag_restore(entity e) { if (e.vehicle && e.vehicle.vehicle_flags == VHF_PLAYERSLOT) return; if(e.vehicle) antilag_restore(e.vehicle); if(!e.antilag_takenback) return; setorigin(e, e.antilag_saved_origin); e.antilag_takenback = false; } void antilag_clear(entity e) { antilag_restore(e); for (int i = 0; i < ANTILAG_MAX_ORIGINS; ++i) { e.(antilag_times[i]) = -2342; e.(antilag_origins[i]) = e.origin; } e.antilag_index = ANTILAG_MAX_ORIGINS - 1; // next one is 0 }