// this should match CG_ShotgunPattern
void ShotgunPattern( vec3_t origin, vec3_t origin2, int seed, gentity_t *ent ) {
int i;
float r, u;
vec3_t end;
vec3_t forward, right, up;
qboolean hitPlayer = qfalse;
// derive the right and up vectors from the forward vector, because
// the client won't have any other information
VectorNormalize2( origin2, forward );
PerpendicularVector( right, forward );
CrossProduct( forward, right, up );
// backward-reconcile the other clients
G_DoTimeShiftFor( ent );
// generate the "random" spread pattern
for ( i = 0 ; i < DEFAULT_SHOTGUN_COUNT ; i++ ) {
r = Q_crandom( &seed ) * DEFAULT_SHOTGUN_SPREAD * 16;
u = Q_crandom( &seed ) * DEFAULT_SHOTGUN_SPREAD * 16;
VectorMA( origin, 8192 * 16, forward, end);
VectorMA (end, r, right, end);
VectorMA (end, u, up, end);
if( ShotgunPellet( origin, end, ent ) && !hitPlayer ) {
hitPlayer = qtrue;
ent->player->accuracy_hits++;
}
}
// put them back
G_UndoTimeShiftFor( ent );
}
// this should match CG_ShotgunPattern
void ShotgunPattern( vec3_t origin, vec3_t origin2, int seed, gentity_t *ent ) {
int i;
float r, u;
vec3_t end;
vec3_t forward, right, up;
qboolean hitClient = qfalse;
//unlagged - attack prediction #2
// use this for testing
/*
if ( g_unlagged.integer )
Com_Printf( "Server seed: %d\n", seed );
*/
//-unlagged - attack prediction #2
// derive the right and up vectors from the forward vector, because
// the client won't have any other information
VectorNormalize2( origin2, forward );
PerpendicularVector( right, forward );
CrossProduct( forward, right, up );
//unlagged - backward reconciliation #2
// backward-reconcile the other clients
if ( g_unlagged.integer )
G_DoTimeShiftFor( ent );
//-unlagged - backward reconciliation #2
// generate the "random" spread pattern
for ( i = 0 ; i < DEFAULT_SHOTGUN_COUNT ; i++ ) {
r = Q_crandom( &seed ) * DEFAULT_SHOTGUN_SPREAD * 16;
u = Q_crandom( &seed ) * DEFAULT_SHOTGUN_SPREAD * 16;
VectorMA( origin, 8192 * 16, forward, end);
VectorMA (end, r, right, end);
VectorMA (end, u, up, end);
if( ShotgunPellet( origin, end, ent ) && !hitClient ) {
hitClient = qtrue;
ent->client->accuracy_hits++;
}
}
//unlagged - backward reconciliation #2
// put them back
if ( g_unlagged.integer )
G_UndoTimeShiftFor( ent );
//-unlagged - backward reconciliation #2
}
void Weapon_LightningFire( gentity_t *ent ) {
trace_t tr;
vec3_t end;
#ifdef MISSIONPACK
vec3_t impactpoint, bouncedir;
#endif
gentity_t *traceEnt, *tent;
int damage, i, passent;
damage = 8 * s_quadFactor;
passent = ent->s.number;
for (i = 0; i < 10; i++) {
VectorMA( muzzle, LIGHTNING_RANGE, forward, end );
//unlagged - backward reconciliation #2
// backward-reconcile the other clients
if ( g_unlagged.integer )
G_DoTimeShiftFor( ent );
//-unlagged - backward reconciliation #2
trap_Trace( &tr, muzzle, NULL, NULL, end, passent, MASK_SHOT );
//unlagged - backward reconciliation #2
// put them back
if ( g_unlagged.integer )
G_UndoTimeShiftFor( ent );
//-unlagged - backward reconciliation #2
#ifdef MISSIONPACK
// if not the first trace (the lightning bounced of an invulnerability sphere)
if (i) {
// add bounced off lightning bolt temp entity
// the first lightning bolt is a cgame only visual
//
tent = G_TempEntity( muzzle, EV_LIGHTNINGBOLT );
VectorCopy( tr.endpos, end );
SnapVector( end );
VectorCopy( end, tent->s.origin2 );
}
#endif
if ( tr.entityNum == ENTITYNUM_NONE ) {
return;
}
traceEnt = &g_entities[ tr.entityNum ];
if ( traceEnt->takedamage) {
#ifdef MISSIONPACK
if ( traceEnt->client && traceEnt->client->invulnerabilityTime > level.time ) {
if (G_InvulnerabilityEffect( traceEnt, forward, tr.endpos, impactpoint, bouncedir )) {
G_BounceProjectile( muzzle, impactpoint, bouncedir, end );
VectorCopy( impactpoint, muzzle );
VectorSubtract( end, impactpoint, forward );
VectorNormalize(forward);
// the player can hit him/herself with the bounced lightning
passent = ENTITYNUM_NONE;
}
else {
VectorCopy( tr.endpos, muzzle );
passent = traceEnt->s.number;
}
continue;
}
else {
G_Damage( traceEnt, ent, ent, forward, tr.endpos,
damage, DAMAGE_COMBAT, MOD_LIGHTNING);
}
#else
G_Damage( traceEnt, ent, ent, forward, tr.endpos,
damage, DAMAGE_COMBAT, MOD_LIGHTNING);
#endif
}
if ( traceEnt->takedamage && traceEnt->client ) {
tent = G_TempEntity( tr.endpos, EV_MISSILE_HIT );
tent->s.otherEntityNum = traceEnt->s.number;
tent->s.eventParm = DirToByte( tr.plane.normal );
tent->s.weapon = ent->s.weapon;
if( LogAccuracyHit( traceEnt, ent ) ) {
ent->client->accuracy_hits++;
}
} else if ( !( tr.surfaceFlags & SURF_NOIMPACT ) ) {
tent = G_TempEntity( tr.endpos, EV_MISSILE_MISS );
tent->s.eventParm = DirToByte( tr.plane.normal );
}
break;
}
}
void weapon_railgun_fire (gentity_t *ent) {
vec3_t end;
#ifdef MISSIONPACK
vec3_t impactpoint, bouncedir;
#endif
trace_t trace;
gentity_t *tent;
gentity_t *traceEnt;
int damage;
int i;
int hits;
int unlinked;
int passent;
gentity_t *unlinkedEntities[MAX_RAIL_HITS];
damage = 100 * s_quadFactor;
VectorMA (muzzle, 8192, forward, end);
//unlagged - backward reconciliation #2
// backward-reconcile the other clients
if ( g_unlagged.integer )
G_DoTimeShiftFor( ent );
//unlagged - backward reconciliation #2
// trace only against the solids, so the railgun will go through people
unlinked = 0;
hits = 0;
passent = ent->s.number;
do {
trap_Trace (&trace, muzzle, NULL, NULL, end, passent, MASK_SHOT );
if ( trace.entityNum >= ENTITYNUM_MAX_NORMAL ) {
break;
}
traceEnt = &g_entities[ trace.entityNum ];
if ( traceEnt->takedamage ) {
#ifdef MISSIONPACK
if ( traceEnt->client && traceEnt->client->invulnerabilityTime > level.time ) {
if ( G_InvulnerabilityEffect( traceEnt, forward, trace.endpos, impactpoint, bouncedir ) ) {
G_BounceProjectile( muzzle, impactpoint, bouncedir, end );
// snap the endpos to integers to save net bandwidth, but nudged towards the line
SnapVectorTowards( trace.endpos, muzzle );
// send railgun beam effect
tent = G_TempEntity( trace.endpos, EV_RAILTRAIL );
// set player number for custom colors on the railtrail
tent->s.clientNum = ent->s.clientNum;
VectorCopy( muzzle, tent->s.origin2 );
// move origin a bit to come closer to the drawn gun muzzle
VectorMA( tent->s.origin2, 4, right, tent->s.origin2 );
VectorMA( tent->s.origin2, -1, up, tent->s.origin2 );
tent->s.eventParm = 255; // don't make the explosion at the end
//
VectorCopy( impactpoint, muzzle );
// the player can hit him/herself with the bounced rail
passent = ENTITYNUM_NONE;
}
}
else {
if( LogAccuracyHit( traceEnt, ent ) ) {
hits++;
}
G_Damage (traceEnt, ent, ent, forward, trace.endpos, damage, DAMAGE_COMBAT, MOD_RAILGUN);
}
#else
if( LogAccuracyHit( traceEnt, ent ) ) {
hits++;
}
G_Damage (traceEnt, ent, ent, forward, trace.endpos, damage, DAMAGE_COMBAT, MOD_RAILGUN);
#endif
}
if ( trace.contents & CONTENTS_SOLID ) {
break; // we hit something solid enough to stop the beam
}
// unlink this entity, so the next trace will go past it
trap_UnlinkEntity( traceEnt );
unlinkedEntities[unlinked] = traceEnt;
unlinked++;
} while ( unlinked < MAX_RAIL_HITS );
//unlagged - backward reconciliation #2
// put them back
if ( g_unlagged.integer )
G_UndoTimeShiftFor( ent );
//unlagged - backward reconciliation #2
// link back in any entities we unlinked
for ( i = 0 ; i < unlinked ; i++ ) {
trap_LinkEntity( unlinkedEntities[i] );
}
// the final trace endpos will be the terminal point of the rail trail
// snap the endpos to integers to save net bandwidth, but nudged towards the line
SnapVectorTowards( trace.endpos, muzzle );
// send railgun beam effect
tent = G_TempEntity( trace.endpos, EV_RAILTRAIL );
// set player number for custom colors on the railtrail
tent->s.clientNum = ent->s.clientNum;
VectorCopy( muzzle, tent->s.origin2 );
// move origin a bit to come closer to the drawn gun muzzle
VectorMA( tent->s.origin2, 4, right, tent->s.origin2 );
VectorMA( tent->s.origin2, -1, up, tent->s.origin2 );
// no explosion at end if SURF_NOIMPACT, but still make the trail
if ( trace.surfaceFlags & SURF_NOIMPACT ) {
tent->s.eventParm = 255; // don't make the explosion at the end
} else {
tent->s.eventParm = DirToByte( trace.plane.normal );
}
tent->s.clientNum = ent->s.clientNum;
// give the shooter a reward sound if they have made two railgun hits in a row
if ( hits == 0 ) {
// complete miss
ent->client->accurateCount = 0;
} else {
// check for "impressive" reward sound
ent->client->accurateCount += hits;
if ( ent->client->accurateCount >= 2 ) {
ent->client->accurateCount -= 2;
ent->client->ps.persistant[PERS_IMPRESSIVE_COUNT]++;
// add the sprite over the player's head
ent->client->ps.eFlags &= ~(EF_AWARD_IMPRESSIVE | EF_AWARD_EXCELLENT | EF_AWARD_GAUNTLET | EF_AWARD_ASSIST | EF_AWARD_DEFEND | EF_AWARD_CAP );
ent->client->ps.eFlags |= EF_AWARD_IMPRESSIVE;
ent->client->rewardTime = level.time + REWARD_SPRITE_TIME;
}
ent->client->accuracy_hits++;
}
}
void Bullet_Fire (gentity_t *ent, float spread, int damage, int mod ) {
trace_t tr;
vec3_t end;
#ifdef MISSIONPACK
vec3_t impactpoint, bouncedir;
#endif
float r;
float u;
gentity_t *tent;
gentity_t *traceEnt;
int i, passent;
damage *= s_quadFactor;
//unlagged - attack prediction #2
if ( g_unlagged.integer ) {
// we have to use something now that the client knows in advance
int seed = ent->client->attackTime % 256;
// this has to match what's on the client
r = Q_random(&seed) * M_PI * 2.0f;
u = sin(r) * Q_crandom(&seed) * spread * 16;
r = cos(r) * Q_crandom(&seed) * spread * 16;
} else {
r = random() * M_PI * 2.0f;
u = sin(r) * crandom() * spread * 16;
r = cos(r) * crandom() * spread * 16;
}
//-unlagged - attack prediction #2
VectorMA (muzzle, 8192*16, forward, end);
VectorMA (end, r, right, end);
VectorMA (end, u, up, end);
passent = ent->s.number;
for (i = 0; i < 10; i++) {
//unlagged - backward reconciliation #2
// backward-reconcile the other clients
if ( g_unlagged.integer )
G_DoTimeShiftFor( ent );
//-unlagged - backward reconciliation #2
trap_Trace (&tr, muzzle, NULL, NULL, end, passent, MASK_SHOT);
//unlagged - backward reconciliation #2
// put them back
if ( g_unlagged.integer )
G_UndoTimeShiftFor( ent );
//-unlagged - backward reconciliation #2
if ( tr.surfaceFlags & SURF_NOIMPACT ) {
return;
}
traceEnt = &g_entities[ tr.entityNum ];
// snap the endpos to integers, but nudged towards the line
SnapVectorTowards( tr.endpos, muzzle );
// send bullet impact
if ( traceEnt->takedamage && traceEnt->client ) {
tent = G_TempEntity( tr.endpos, EV_BULLET_HIT_FLESH );
tent->s.eventParm = traceEnt->s.number;
//unlagged - attack prediction #2
// we need the client number to determine whether or not to
// suppress this event
if ( g_unlagged.integer )
tent->s.clientNum = ent->s.clientNum;
//-unlagged - attack prediction #2
if( LogAccuracyHit( traceEnt, ent ) ) {
ent->client->accuracy_hits++;
}
} else {
tent = G_TempEntity( tr.endpos, EV_BULLET_HIT_WALL );
tent->s.eventParm = DirToByte( tr.plane.normal );
//unlagged - attack prediction #2
// we need the client number to determine whether or not to
// suppress this event
if ( g_unlagged.integer )
tent->s.clientNum = ent->s.clientNum;
//-unlagged - attack prediction #2
}
tent->s.otherEntityNum = ent->s.number;
if ( traceEnt->takedamage) {
#ifdef MISSIONPACK
if ( traceEnt->client && traceEnt->client->invulnerabilityTime > level.time ) {
if (G_InvulnerabilityEffect( traceEnt, forward, tr.endpos, impactpoint, bouncedir )) {
G_BounceProjectile( muzzle, impactpoint, bouncedir, end );
VectorCopy( impactpoint, muzzle );
// the player can hit him/herself with the bounced rail
passent = ENTITYNUM_NONE;
}
else {
VectorCopy( tr.endpos, muzzle );
passent = traceEnt->s.number;
}
continue;
}
else {
#endif
G_Damage( traceEnt, ent, ent, forward, tr.endpos,
damage, DAMAGE_COMBAT, mod);
#ifdef MISSIONPACK
}
#endif
}
break;
}
}
void Bullet_Fire (gentity_t *ent, float spread, int damage, int mod ) {
trace_t tr;
vec3_t end;
#ifdef MISSIONPACK
vec3_t impactpoint, bouncedir;
#endif
float r;
float u;
gentity_t *tent;
gentity_t *traceEnt;
int i, passent;
damage *= s_quadFactor;
r = random() * M_PI * 2.0f;
u = sin(r) * crandom() * spread * 16;
r = cos(r) * crandom() * spread * 16;
VectorMA (muzzle, 8192*16, forward, end);
VectorMA (end, r, right, end);
VectorMA (end, u, up, end);
passent = ent->s.number;
for (i = 0; i < 10; i++) {
// backward-reconcile the other clients
G_DoTimeShiftFor( ent );
trap_Trace (&tr, muzzle, NULL, NULL, end, passent, MASK_SHOT);
// put them back
G_UndoTimeShiftFor( ent );
if ( tr.surfaceFlags & SURF_NOIMPACT ) {
return;
}
traceEnt = &g_entities[ tr.entityNum ];
// snap the endpos to integers, but nudged towards the line
SnapVectorTowards( tr.endpos, muzzle );
// send bullet impact
if ( traceEnt->takedamage && traceEnt->player ) {
tent = G_TempEntity( tr.endpos, EV_BULLET_HIT_FLESH );
tent->s.eventParm = traceEnt->s.number;
if( LogAccuracyHit( traceEnt, ent ) ) {
ent->player->accuracy_hits++;
}
} else {
tent = G_TempEntity( tr.endpos, EV_BULLET_HIT_WALL );
tent->s.eventParm = DirToByte( tr.plane.normal );
}
tent->s.otherEntityNum = ent->s.number;
if ( traceEnt->takedamage) {
#ifdef MISSIONPACK
if ( traceEnt->player && traceEnt->player->invulnerabilityTime > level.time ) {
if (G_InvulnerabilityEffect( traceEnt, forward, tr.endpos, impactpoint, bouncedir )) {
G_BounceProjectile( muzzle, impactpoint, bouncedir, end );
VectorCopy( impactpoint, muzzle );
// the player can hit him/herself with the bounced rail
passent = ENTITYNUM_NONE;
}
else {
VectorCopy( tr.endpos, muzzle );
passent = traceEnt->s.number;
}
continue;
}
else {
#endif
G_Damage( traceEnt, ent, ent, forward, tr.endpos,
damage, 0, mod);
#ifdef MISSIONPACK
}
#endif
}
break;
}
}