/*
=============
SV_Physics_Toss
Toss, bounce, and fly movement. When onground, do nothing.
=============
*/
void SV_Physics_Toss (edict_t *ent)
{
trace_t trace;
vec3_t move;
float backoff;
// regular thinking
if (!SV_RunThink (ent))
return;
// if onground, return without moving
if ( ((int)ent->v.flags & FL_ONGROUND) )
return;
SV_CheckVelocity (ent);
// add gravity
if (ent->v.movetype != MOVETYPE_FLY
&& ent->v.movetype != MOVETYPE_FLYMISSILE)
SV_AddGravity (ent);
// move angles
VectorMA (ent->v.angles, host_frametime, ent->v.avelocity, ent->v.angles);
// move origin
VectorScale (ent->v.velocity, host_frametime, move);
trace = SV_PushEntity (ent, move);
if (trace.fraction == 1)
return;
if (ent->free)
return;
if (ent->v.movetype == MOVETYPE_BOUNCE)
backoff = 1.5;
else
backoff = 1;
ClipVelocity (ent->v.velocity, trace.plane.normal, ent->v.velocity, backoff);
// stop if on ground
if (trace.plane.normal[2] > 0.7)
{
int stop_moving = false;
if (sv_bouncedownslopes.value)
{
if (DotProduct(trace.plane.normal, ent->v.velocity) < 60)
stop_moving = true;
}
else
{
if (ent->v.velocity[2] < 60 || ent->v.movetype != MOVETYPE_BOUNCE)
stop_moving = true;
}
if (stop_moving)
{
ent->v.flags = (int)ent->v.flags | FL_ONGROUND;
ent->v.groundentity = EDICT_TO_PROG(trace.ent);
VectorClear (ent->v.velocity);
VectorClear (ent->v.avelocity);
}
}
// check for in water
SV_CheckWaterTransition (ent);
}
/*
=============
SV_Physics_Step
Monsters freefall when they don't have a ground entity, otherwise
all movement is done with discrete steps.
This is also used for objects that have become still on the ground, but
will fall if the floor is pulled out from under them.
=============
*/
void SV_Physics_Step( edict_t *ent )
{
qboolean inwater;
qboolean wasonground;
qboolean wasonmover;
vec3_t mins, maxs;
vec3_t point;
trace_t trace;
int x, y;
SV_WaterMove( ent );
SV_CheckVelocity( ent );
wasonground = (ent->v.flags & FL_ONGROUND);
wasonmover = SV_CheckMover( ent );
inwater = SV_CheckWater( ent );
if( ent->v.flags & FL_FLOAT && ent->v.waterlevel > 0 )
{
float buoyancy = SV_Submerged( ent ) * ent->v.skin * host.frametime;
SV_AddGravity( ent );
ent->v.velocity[2] += buoyancy;
}
if( !wasonground && !( ent->v.flags & FL_FLY ) && (!( ent->v.flags & FL_SWIM ) || ent->v.waterlevel <= 0 ))
{
if( !inwater )
SV_AddGravity( ent );
}
if( !VectorIsNull( ent->v.velocity ) || !VectorIsNull( ent->v.basevelocity ))
{
ent->v.flags &= ~FL_ONGROUND;
if(( wasonground || wasonmover ) && ( ent->v.health > 0 || SV_CheckBottom( ent, MOVE_NORMAL )))
{
float *vel = ent->v.velocity;
float control, speed, newspeed;
float friction;
speed = sqrt(( vel[0] * vel[0] ) + ( vel[1] * vel[1] )); // DotProduct2D
if( speed )
{
friction = sv_friction->value * ent->v.friction; // factor
ent->v.friction = 1.0f; // g-cont. ???
if( wasonmover ) friction *= 0.5f; // add a little friction
control = (speed < sv_stopspeed->value) ? sv_stopspeed->value : speed;
newspeed = speed - (host.frametime * control * friction);
if( newspeed < 0 ) newspeed = 0;
newspeed /= speed;
vel[0] = vel[0] * newspeed;
vel[1] = vel[1] * newspeed;
}
}
VectorAdd( ent->v.velocity, ent->v.basevelocity, ent->v.velocity );
SV_CheckVelocity( ent );
SV_FlyMove( ent, host.frametime, NULL );
if( ent->free ) return;
SV_CheckVelocity( ent );
VectorSubtract( ent->v.velocity, ent->v.basevelocity, ent->v.velocity );
SV_CheckVelocity( ent );
VectorAdd( ent->v.origin, ent->v.mins, mins );
VectorAdd( ent->v.origin, ent->v.maxs, maxs );
point[2] = mins[2] - 1.0f;
for( x = 0; x <= 1; x++ )
{
if( ent->v.flags & FL_ONGROUND )
break;
for( y = 0; y <= 1; y++ )
{
point[0] = x ? maxs[0] : mins[0];
point[1] = y ? maxs[1] : mins[1];
trace = SV_Move( point, vec3_origin, vec3_origin, point, MOVE_NORMAL, ent );
if( trace.startsolid )
{
ent->v.flags |= FL_ONGROUND;
ent->v.groundentity = trace.ent;
ent->v.friction = 1.0f;
break;
}
}
}
SV_LinkEdict( ent, true );
}
else
{
if( svgame.globals->force_retouch != 0 )
{
trace = SV_Move( ent->v.origin, ent->v.mins, ent->v.maxs, ent->v.origin, MOVE_NORMAL, ent );
// hentacle impact code
if(( trace.fraction < 1.0f || trace.startsolid ) && SV_IsValidEdict( trace.ent ))
{
SV_Impact( ent, trace.ent, &trace );
if( ent->free ) return;
}
}
}
if( !SV_RunThink( ent )) return;
SV_CheckWaterTransition( ent );
}
/*
* ============= SV_Physics_Toss =============
*
* Toss, bounce, and fly movement. When onground, do nothing.
*/
void
SV_Physics_Toss(edict_t * ent)
{
trace_t trace;
vec3_t move;
float backoff;
edict_t *slave;
qboolean wasinwater;
qboolean isinwater;
vec3_t old_origin;
if (!ent)
return;
/* regular thinking */
SV_RunThink(ent);
/* if not a team captain, so movement will be handled elsewhere */
if (ent->flags & FL_TEAMSLAVE)
return;
if (ent->velocity[2] > 0)
ent->groundentity = NULL;
/* check for the groundentity going away */
if (ent->groundentity)
if (!ent->groundentity->inuse)
ent->groundentity = NULL;
/* if onground, return without moving */
if (ent->groundentity)
return;
VectorCopy(ent->s.origin, old_origin);
SV_CheckVelocity(ent);
/* add gravity */
if (ent->movetype != MOVETYPE_FLY
&& ent->movetype != MOVETYPE_FLYMISSILE)
SV_AddGravity(ent);
/* move angles */
VectorMA(ent->s.angles, FRAMETIME, ent->avelocity, ent->s.angles);
/* move origin */
VectorScale(ent->velocity, FRAMETIME, move);
trace = SV_PushEntity(ent, move);
if (!ent->inuse)
return;
if (trace.fraction < 1)
{
if (ent->movetype == MOVETYPE_BOUNCE)
backoff = 1.5;
else
backoff = 1;
ClipVelocity(ent->velocity, trace.plane.normal, ent->velocity, backoff);
/* stop if on ground */
if (trace.plane.normal[2] > 0.7)
{
if (ent->velocity[2] < 60 || ent->movetype != MOVETYPE_BOUNCE)
{
ent->groundentity = trace.ent;
ent->groundentity_linkcount = trace.ent->linkcount;
VectorCopy(vec3_origin, ent->velocity);
VectorCopy(vec3_origin, ent->avelocity);
}
}
}
/* check for water transition */
wasinwater = (ent->watertype & MASK_WATER);
ent->watertype = gi.pointcontents(ent->s.origin);
isinwater = ent->watertype & MASK_WATER;
if (isinwater)
ent->waterlevel = 1;
else
ent->waterlevel = 0;
if (!wasinwater && isinwater)
gi.positioned_sound(old_origin, g_edicts, CHAN_AUTO, gi.soundindex("misc/h2ohit1.wav"), 1, 1, 0);
else if (wasinwater && !isinwater)
gi.positioned_sound(ent->s.origin, g_edicts, CHAN_AUTO, gi.soundindex("misc/h2ohit1.wav"), 1, 1, 0);
/* move teamslaves */
for (slave = ent->teamchain; slave; slave = slave->teamchain) {
VectorCopy(ent->s.origin, slave->s.origin);
gi.linkentity(slave);
}
}
/*
=============
SV_Physics_None
Non moving objects can only think
=============
*/
void SV_Physics_None (edict_t *ent)
{
// regular thinking
SV_RunThink (ent);
}
void SV_Physics_Step (edict_t *ent)
{
qboolean wasonground;
qboolean hitsound = false;
float *vel;
float speed, newspeed, control;
float friction;
edict_t *groundentity;
int mask;
int retval;
vec3_t oldpos;
// BEGIN: Xatrix/Ridah
vec3_t old_vel;
// END: Xatrix/Ridah
// Joseph
if (ent->fallerflag)
{
// Fix if sitting off center
think_checkedges(ent);
}
// airborn monsters should always check for ground
if (!ent->groundentity)
M_CheckGround (ent);
groundentity = ent->groundentity;
SV_CheckVelocity (ent);
if (groundentity)
wasonground = true;
else
wasonground = false;
if (ent->avelocity[0] || ent->avelocity[1] || ent->avelocity[2])
SV_AddRotationalFriction (ent);
// add gravity except:
// flying monsters
// swimming monsters who are in the water
if (! wasonground)
if (!(ent->flags & FL_FLY))
if (!((ent->flags & FL_SWIM) && (ent->waterlevel > 2)))
{
if (ent->velocity[2] < sv_gravity->value*-0.1)
hitsound = true;
// Ridah, 1-may-99, disabled this to prevent guys getting stuck in water
// if (ent->waterlevel == 0)
SV_AddGravity (ent);
}
/*
// friction for flying monsters that have been given vertical velocity
if ((ent->flags & FL_FLY) && (ent->velocity[2] != 0))
{
speed = fabs(ent->velocity[2]);
control = speed < sv_stopspeed ? sv_stopspeed : speed;
friction = sv_friction/3;
newspeed = speed - (FRAMETIME * control * friction);
if (newspeed < 0)
newspeed = 0;
newspeed /= speed;
ent->velocity[2] *= newspeed;
}
*/
// friction for flying monsters that have been given vertical velocity
if ((ent->flags & FL_SWIM) && (ent->velocity[2] != 0))
{
speed = fabs(ent->velocity[2]);
control = speed < sv_stopspeed ? sv_stopspeed : speed;
newspeed = speed - (FRAMETIME * control * sv_waterfriction * ent->waterlevel);
if (newspeed < 0)
newspeed = 0;
newspeed /= speed;
ent->velocity[2] *= newspeed;
}
if (ent->velocity[2] || ent->velocity[1] || ent->velocity[0])
{
// apply friction
// let dead monsters who aren't completely onground slide
if ((wasonground) || (ent->flags & (FL_SWIM|FL_FLY)))
if (!(ent->health <= 0.0 && !M_CheckBottom(ent)))
{
vel = ent->velocity;
speed = sqrt(vel[0]*vel[0] +vel[1]*vel[1]);
if (speed)
{
friction = sv_friction;
control = speed < sv_stopspeed ? sv_stopspeed : speed;
newspeed = speed - FRAMETIME*control*friction;
if (newspeed < 0)
newspeed = 0;
newspeed /= speed;
vel[0] *= newspeed;
vel[1] *= newspeed;
}
}
// BEGIN: Xatrix/Ridah
// JOSEPH 26-APR-99
if ((ent->svflags & SVF_MONSTER) || (ent->monsterprop))
// END JOSEPH
{
// if (ent->cast_info.aiflags & AI_PLAYERCLIP)
mask = MASK_PLAYERSOLID | CONTENTS_MONSTERCLIP;
// else
// mask = MASK_MONSTERSOLID;
}
else
mask = MASK_SOLID;
VectorCopy (ent->velocity, old_vel);
// END: Xatrix/Ridah
VectorCopy (ent->s.origin, oldpos );
retval = SV_FlyMove (ent, FRAMETIME, mask);
#if 0 // leave this here for now.
// Ridah, HACK... sometimes they get stuck, we should debug this properly when we get the time
if (!ValidBoxAtLoc( ent->s.origin, ent->mins, ent->maxs, ent, MASK_SOLID ))
{ // move back to old position and clear velocity
int iter=0;
VectorCopy (oldpos, ent->s.origin);
VectorClear (ent->velocity);
// find a good position
while (!ValidBoxAtLoc( ent->s.origin, ent->mins, ent->maxs, ent, MASK_SOLID ))
{
VectorAdd( ent->s.origin, tv((random()-0.5) * 64, (random()-0.5) * 64, (random()-0.5) * 64), ent->s.origin );
if (++iter > 10)
break;
}
// if (iter <= 4)
// { // make sure they're on the ground
// M_droptofloor( ent );
// }
goto exit_vel_check; // get out of here?
}
#endif
// BEGIN: Xatrix/Ridah
if (!ent->groundentity || (ent->flags & FL_FLY))
{
node_t *land_node;
// Ridah, prevent guys getting stuck trying to jump
if (VectorDistance( ent->s.origin, oldpos ) < 1 && !ent->groundentity && (ent->last_onground < (level.time - 2)))
{
ent->velocity[0] = crandom() * 300;
ent->velocity[1] = crandom() * 300;
if (ent->velocity[2] < -200)
ent->velocity[2] = -200;
ent->velocity[2] += random() * 350;
ent->nav_data.goal_index = 0;
ent->last_onground = level.time;
}
if (ent->velocity[2] > 80 && retval != 20)
{ // while rising, maintain XY velocity
ent->velocity[0] = old_vel[0];
ent->velocity[1] = old_vel[1];
}
// see if we've gone passed the landing position
if ( !(ent->flags & FL_FLY)
&& (retval == -1) && (ent->nav_data.goal_index)
&& (land_node = level.node_data->nodes[ent->nav_data.goal_index-1]))
// && (land_node->node_type & NODE_LANDING))
{
vec3_t unit_vel, goal_dir, goal_vec;
float vel_scale, dist;
VectorSubtract( land_node->origin, ent->s.origin, goal_vec );
goal_vec[2] = 0;
dist = VectorNormalize2( goal_vec, goal_dir );
if (dist > 16)
{
VectorCopy( ent->velocity, unit_vel );
unit_vel[2] = 0;
vel_scale = VectorNormalize( unit_vel );
if (DotProduct( unit_vel, goal_dir ) < 0.8)
{ // we've either gone passed, or need some correction
vec3_t new_pos;
float old_z;
if (VectorLength( goal_vec ) < 40)
{
new_pos[0] = land_node->origin[0];
new_pos[1] = land_node->origin[1];
new_pos[2] = ent->s.origin[2];
if (ValidBoxAtLoc( new_pos, ent->mins, ent->maxs, ent, MASK_PLAYERSOLID | MASK_MONSTERSOLID ))
{ // move there, it's safe, and clear velocity
VectorCopy( new_pos, ent->s.origin );
ent->velocity[0] = ent->velocity[1] = 0;
goto exit_vel_check;
}
}
// we need to adjust our velocity
if (land_node->origin[2] < (ent->s.origin[2] - 64))
{
old_z = ent->velocity[2];
VectorScale( goal_dir, vel_scale, ent->velocity );
ent->velocity[2] = old_z;
}
}
}
}
if ( (ent->flags & FL_FLY)
&& ((land_node = level.node_data->nodes[ent->nav_data.goal_index-1]) || ((ent->flags &= ~FL_FLY) && false))
/*&& (land_node->node_type & NODE_LANDING)*/)
{ // if climbing ladder, and we're reached the landing position, stop
// Ridah, 8-jun-99, make sure dog's don't climb ladders
if (!ent->gender)
{
goto abort_climb;
}
if (ent->s.origin[2] > land_node->origin[2])
{
//gi.dprintf( "-> end of climb\n" );
// VectorSubtract( land_node->origin, ent->s.origin, ent->velocity );
AngleVectors( ent->s.angles, ent->velocity, NULL, NULL );
ent->velocity[2] = 0;
VectorNormalize( ent->velocity );
VectorScale( ent->velocity, 96, ent->velocity );
ent->velocity[2] = 200;
ent->flags &= ~FL_FLY;
ent->nav_data.goal_index = 0; // look for a new node
ent->nav_data.cache_node = -1;
if (ent->cast_info.move_end_climb)
ent->cast_info.currentmove = ent->cast_info.move_end_climb;
}
else
{
trace_t tr;
vec3_t end, goal_vec;
VectorSubtract( land_node->origin, ent->s.origin, goal_vec );
ent->velocity[0] = goal_vec[0];
ent->velocity[1] = goal_vec[1];
ent->velocity[2] = 120;
// if another character is above us, abort
VectorCopy( ent->s.origin, end );
end[2] += 128;
tr = gi.trace( ent->s.origin, ent->mins, ent->maxs, end, ent, MASK_PLAYERSOLID | MASK_MONSTERSOLID );
if ((tr.fraction < 1) && (tr.ent->svflags & SVF_MONSTER))
{
abort_climb:
AngleVectors( ent->s.angles, goal_vec, NULL, NULL );
VectorScale( goal_vec, -64, ent->velocity );
ent->flags &= ~FL_FLY;
ent->nav_data.goal_index = 0;
if (ent->cast_info.move_end_climb)
{
ent->cast_info.currentmove = ent->cast_info.move_end_climb;
}
else if (ent->cast_info.move_jump)
{
ent->cast_info.currentmove = ent->cast_info.move_jump;
}
}
else if (ent->s.origin[2] > (land_node->origin[2] - 48))
{ // we're near the top, stopping climbing anim
//gi.dprintf( "near end of climb\n" );
if (ent->cast_info.move_end_climb)
ent->cast_info.currentmove = ent->cast_info.move_end_climb;
// add some forward momentum
AngleVectors( ent->s.angles, goal_vec, NULL, NULL );
VectorMA( ent->velocity, 64, goal_vec, ent->velocity );
}
}
}
}
exit_vel_check:
// END: Xatrix/Ridah
gi.linkentity (ent);
G_TouchTriggers (ent);
// Note to Ryan: we can't use this because we are playing specific sounds elsewhere
/*
if (ent->groundentity)
if (!wasonground)
if (hitsound)
// BEGIN: Xatrix/Ridah/Navigator/03-apr-1998
if (!(ent->cast_info.move_run))
// END: Xatrix/Ridah/Navigator/03-apr-1998
gi.sound (ent, 0, gi.soundindex("world/land.wav"), 1, 1, 0);
*/
}
// regular thinking
SV_RunThink (ent);
}
/*
=============
SV_Physics_Toss
Toss, bounce, and fly movement. When onground, do nothing.
=============
*/
void SV_Physics_Toss (edict_t *ent)
{
trace_t trace;
vec3_t move;
float backoff;
edict_t *slave;
qboolean wasinwater;
qboolean isinwater;
vec3_t old_origin;
// regular thinking
SV_RunThink (ent);
// if not a team captain, so movement will be handled elsewhere
if ( ent->flags & FL_TEAMSLAVE)
return;
if (ent->velocity[2] > 0)
ent->groundentity = NULL;
// check for the groundentity going away
if (ent->groundentity)
if (!ent->groundentity->inuse)
ent->groundentity = NULL;
// if onground, return without moving
if ( ent->groundentity && ent->movetype != MOVETYPE_TOSS_SLIDE )
{
// JOSEPH 7-OCT-98
if (ent->fallerflag)
{
// JOSEPH 22-JAN-99
// If the object just hit the floor
if (ent->fallingflag)
{
ent->fallingflag = 0;
if (!strcmp(ent->classname, "props_trashcanA"))
{
gi.sound (ent, CHAN_AUTO, gi.soundindex ("world/trash2.wav"), 1, ATTN_NORM, 0);
}
else if (!strcmp(ent->classname, "props_crate"))
{
gi.sound (ent, CHAN_AUTO, gi.soundindex ("world/crate2.wav"), 1, ATTN_NORM, 0);
}
}
// END JOSEPH
// Fix if sitting off center
ent->movetype = MOVETYPE_STEP;
think_checkedges(ent);
}
// END JOSEPH
return;
}
VectorCopy (ent->s.origin, old_origin);
SV_CheckVelocity (ent);
// add gravity
if (ent->movetype != MOVETYPE_FLY
&& ent->movetype != MOVETYPE_FLYMISSILE)
SV_AddGravity (ent);
// move angles
VectorMA (ent->s.angles, FRAMETIME, ent->avelocity, ent->s.angles);
// move origin
VectorScale (ent->velocity, FRAMETIME, move);
trace = SV_PushEntity (ent, move);
if (!ent->inuse)
return;
if (trace.fraction < 1)
{
// RAFAEL
if (ent->movetype == MOVETYPE_WALLBOUNCE)
backoff = 2.0;
// RAFAEL ( else )
else if (ent->movetype == MOVETYPE_BOUNCE)
backoff = 1.5;
// Ridah, testing
else if (ent->velocity[2] > -120)
backoff = 1;
else
backoff = 1.3;
ClipVelocity (ent->velocity, trace.plane.normal, ent->velocity, backoff);
// RAFAEL
if (ent->movetype == MOVETYPE_WALLBOUNCE)
vectoangles (ent->velocity, ent->s.angles);
// stop if on ground
// RAFAEL
if (trace.plane.normal[2] > 0.7 && ent->movetype != MOVETYPE_WALLBOUNCE && ent->movetype != MOVETYPE_TOSS_SLIDE) // Ridah, testing
{
if (ent->velocity[2] < 60 || ent->movetype != MOVETYPE_BOUNCE )
{
ent->groundentity = trace.ent;
ent->groundentity_linkcount = trace.ent->linkcount;
VectorCopy (vec3_origin, ent->velocity);
VectorCopy (vec3_origin, ent->avelocity);
}
}
// Ridah, testing
if (trace.plane.normal[2] > 0.0 && ent->movetype == MOVETYPE_TOSS_SLIDE) // Ridah, testing
{
VectorMA( ent->velocity, -0.07, ent->velocity, ent->velocity ); // add some friction
ent->velocity[2] += ent->gravity * sv_gravity->value * FRAMETIME * trace.plane.normal[2];
if (trace.fraction <= 0.1)
{
float oldpitch;
oldpitch = ent->s.angles[PITCH];
vectoangles (ent->velocity, ent->s.angles);
ent->s.angles[PITCH] = oldpitch;
VectorCopy (vec3_origin, ent->avelocity);
ent->avelocity[PITCH] = -300 * VectorLength(ent->velocity)/800; // roll in direction we're going
SV_Physics_Toss(ent);
return;
}
}
// if (ent->touch)
// ent->touch (ent, trace.ent, &trace.plane, trace.surface);
}
// check for water transition
wasinwater = (ent->watertype & MASK_WATER);
ent->watertype = gi.pointcontents (ent->s.origin);
isinwater = ent->watertype & MASK_WATER;
if (isinwater)
ent->waterlevel = 1;
else
ent->waterlevel = 0;
// JOSEPH 13-MAY-99
/*if (!wasinwater && isinwater)
gi.positioned_sound (old_origin, g_edicts, CHAN_AUTO, gi.soundindex("misc/h2ohit1.wav"), 1, 1, 0);
else if (wasinwater && !isinwater)
gi.positioned_sound (ent->s.origin, g_edicts, CHAN_AUTO, gi.soundindex("misc/h2ohit1.wav"), 1, 1, 0);*/
// END JOSEPH
// move teamslaves
for (slave = ent->teamchain; slave; slave = slave->teamchain)
{
VectorCopy (ent->s.origin, slave->s.origin);
gi.linkentity (slave);
}
}
/*
=============
SV_Physics_Toss
Toss, bounce, and fly movement. When onground, do nothing.
=============
*/
void SV_Physics_Toss (edict_t *ent)
{
trace_t trace;
vec3_t move;
float backoff;
edict_t *slave;
qboolean wasinwater;
qboolean isinwater;
vec3_t old_origin;
qboolean forcethrough = false;
// regular thinking
SV_RunThink (ent);
// if not a team captain, so movement will be handled elsewhere
if ( ent->flags & FL_TEAMSLAVE)
return;
if (ent->velocity[2] > 0)
ent->groundentity = NULL;
// check for the groundentity going away
if (ent->groundentity)
if (!ent->groundentity->inuse)
ent->groundentity = NULL;
// if onground, return without moving
if (ent->groundentity)
{
V_TouchSolids(ent);
return;
}
VectorCopy (ent->s.origin, old_origin);
SV_CheckVelocity (ent);
// add gravity
if (ent->movetype != MOVETYPE_FLY
&& ent->movetype != MOVETYPE_FLYMISSILE
&& ent->movetype != MOVETYPE_SLIDE
// RAFAEL
// move type for rippergun projectile
&& ent->movetype != MOVETYPE_WALLBOUNCE)
SV_AddGravity (ent);
// move angles
VectorMA (ent->s.angles, FRAMETIME, ent->avelocity, ent->s.angles);
// move origin
VectorScale (ent->velocity, FRAMETIME, move);
if(ent->classname[0] == 'R' && (ent->classname[6] == 'X' || ent->classname[6] == '3'))
{
ent->groundentity = ent->union_ent;
ent->groundentity_linkcount = ent->union_ent->linkcount;
VectorCopy (ent->union_ent->velocity, ent->velocity);
VectorCopy (ent->union_ent->avelocity, ent->avelocity);
VectorAdd(ent->union_ent->s.origin,ent->moveinfo.dir,ent->s.origin);
}
trace = SV_PushEntity (ent, move);
if (!ent->inuse)
return;
if (trace.fraction < 1 && !forcethrough)
{
// RAFAEL
if (ent->movetype == MOVETYPE_WALLBOUNCE)
backoff = 2.0;
// RAFAEL ( else )
else if (ent->movetype == MOVETYPE_BOUNCE)
backoff = 1.5;
else
backoff = 1;
ClipVelocity (ent->velocity, trace.plane.normal, ent->velocity, backoff);
// spikeball never stops bouncing
if (ent->mtype == M_SPIKEBALL)
{
float delta = 275 - ent->velocity[2];
// don't get stuck on the ceiling
if (trace.plane.normal[2] != -1.0)
ent->velocity[2] += delta;
// always bounce away from the wall
VectorMA(ent->velocity, 100, trace.plane.normal, ent->velocity);
}
// RAFAEL
if (ent->movetype == MOVETYPE_WALLBOUNCE)
vectoangles (ent->velocity, ent->s.angles);
// stop if on ground
// RAFAEL
//K03 Begin
if (trace.plane.normal[2] > 0.95 && ent->movetype != MOVETYPE_WALLBOUNCE && ent->movetype != MOVETYPE_SLIDE)//was 0.7
{
if (ent->velocity[2] < 30/*60*/ || ent->movetype != MOVETYPE_BOUNCE )
//K03 End
{
// gi.dprintf("SV_Physics_Toss() stopped the entity\n");
ent->groundentity = trace.ent;
ent->groundentity_linkcount = trace.ent->linkcount;
VectorCopy (vec3_origin, ent->velocity);
VectorCopy (vec3_origin, ent->avelocity);
}
}
// if (ent->touch)
// ent->touch (ent, trace.ent, &trace.plane, trace.surface);
}
// check for water transition
wasinwater = (ent->watertype & MASK_WATER);
ent->watertype = gi.pointcontents (ent->s.origin);
isinwater = ent->watertype & MASK_WATER;
if (isinwater)
ent->waterlevel = 1;
else
ent->waterlevel = 0;
if (!wasinwater && isinwater)
gi.positioned_sound (old_origin, g_edicts, CHAN_AUTO, gi.soundindex("misc/h2ohit1.wav"), 1, 1, 0);
else if (wasinwater && !isinwater)
gi.positioned_sound (ent->s.origin, g_edicts, CHAN_AUTO, gi.soundindex("misc/h2ohit1.wav"), 1, 1, 0);
// move teamslaves
for (slave = ent->teamchain; slave; slave = slave->teamchain)
{
VectorCopy (ent->s.origin, slave->s.origin);
gi.linkentity (slave);
}
}
/*
=============
SV_Physics_Toss
Toss, bounce, and fly movement. When onground, do nothing.
=============
*/
void SV_Physics_Toss (edict_t *ent)
{
trace_t trace;
vec3_t move;
float backoff;
#ifdef QUAKE2
edict_t *groundentity;
groundentity = PROG_TO_EDICT(ent->v.groundentity);
if ((int)groundentity->v.flags & FL_CONVEYOR)
VectorScale(groundentity->v.movedir, groundentity->v.speed, ent->v.basevelocity);
else
VectorCopy(vec_origin, ent->v.basevelocity);
SV_CheckWater (ent);
#endif
// regular thinking
if (!SV_RunThink (ent))
return;
#ifdef QUAKE2
if (ent->v.velocity[2] > 0)
ent->v.flags = (int)ent->v.flags & ~FL_ONGROUND;
if ( ((int)ent->v.flags & FL_ONGROUND) )
//@@
if (VectorCompare(ent->v.basevelocity, vec_origin))
return;
SV_CheckVelocity (ent);
// add gravity
if (! ((int)ent->v.flags & FL_ONGROUND)
&& ent->v.movetype != MOVETYPE_FLY
&& ent->v.movetype != MOVETYPE_BOUNCEMISSILE
&& ent->v.movetype != MOVETYPE_FLYMISSILE)
SV_AddGravity (ent);
#else
// if onground, return without moving
if ( ((int)ent->v.flags & FL_ONGROUND) )
return;
SV_CheckVelocity (ent);
// add gravity
if (ent->v.movetype != MOVETYPE_FLY
&& ent->v.movetype != MOVETYPE_FLYMISSILE)
SV_AddGravity (ent);
#endif
// move angles
VectorMA (ent->v.angles, host_frametime, ent->v.avelocity, ent->v.angles);
// move origin
#ifdef QUAKE2
VectorAdd (ent->v.velocity, ent->v.basevelocity, ent->v.velocity);
#endif
VectorScale (ent->v.velocity, host_frametime, move);
trace = SV_PushEntity (ent, move);
#ifdef QUAKE2
VectorSubtract (ent->v.velocity, ent->v.basevelocity, ent->v.velocity);
#endif
if (trace.fraction == 1)
return;
if (ent->free)
return;
if (ent->v.movetype == MOVETYPE_BOUNCE)
backoff = 1.5;
#ifdef QUAKE2
else if (ent->v.movetype == MOVETYPE_BOUNCEMISSILE)
backoff = 2.0;
#endif
else
backoff = 1;
ClipVelocity (ent->v.velocity, trace.plane.normal, ent->v.velocity, backoff);
// stop if on ground
if (trace.plane.normal[2] > 0.7)
{
#ifdef QUAKE2
if (ent->v.velocity[2] < 60 || (ent->v.movetype != MOVETYPE_BOUNCE && ent->v.movetype != MOVETYPE_BOUNCEMISSILE))
#else
if (ent->v.velocity[2] < 60 || ent->v.movetype != MOVETYPE_BOUNCE)
#endif
{
ent->v.flags = (int)ent->v.flags | FL_ONGROUND;
ent->v.groundentity = EDICT_TO_PROG(trace.ent);
VectorCopy (vec3_origin, ent->v.velocity);
VectorCopy (vec3_origin, ent->v.avelocity);
}
}
// check for in water
SV_CheckWaterTransition (ent);
}
/*
================
SV_Physics_Pusher
Bmodel objects don't interact with each other, but
push all box objects
================
*/
void SV_Physics_Pusher (edict_t *ent)
{
vec3_t move, amove;
edict_t *part, *mv;
if (!ent)
{
return;
}
/* if not a team captain, so movement
will be handled elsewhere */
if (ent->flags & FL_TEAMSLAVE)
{
return;
}
/* make sure all team slaves can move before commiting
any moves or calling any think functions. if the move
is blocked, all moved objects will be backed out */
pushed_p = pushed;
for (part = ent; part; part = part->teamchain)
{
if (part->velocity[0] || part->velocity[1] || part->velocity[2] ||
part->avelocity[0] || part->avelocity[1] || part->avelocity[2])
{
/* object is moving */
VectorScale(part->velocity, FRAMETIME, move);
VectorScale(part->avelocity, FRAMETIME, amove);
if (!SV_Push(part, move, amove))
{
break; /* move was blocked */
}
}
}
if (pushed_p > &pushed[MAX_EDICTS-1])
{
gi.error("pushed_p > &pushed[MAX_EDICTS-1], memory corrupted");
}
if (part)
{
/* the move failed, bump all nextthink times and back out moves */
for (mv = ent; mv; mv = mv->teamchain)
{
if (mv->nextthink > 0)
{
mv->nextthink += FRAMETIME;
}
}
/* if the pusher has a "blocked" function, call it
otherwise, just stay in place until the obstacle
is gone */
if (part->blocked)
{
part->blocked(part, obstacle);
}
}
else
{
// the move succeeded, so call all think functions
for (part = ent ; part ; part=part->teamchain)
{
SV_RunThink (part);
}
}
}
/*
================
SV_Physics_Pusher
Bmodel objects don't interact with each other, but
push all box objects
================
*/
void SV_Physics_Pusher (edict_t *ent)
{
vec3_t move, amove;
edict_t *part, *mv;
// if not a team captain, so movement will be handled elsewhere
if ( ent->flags & FL_TEAMSLAVE)
return;
// make sure all team slaves can move before commiting
// any moves or calling any think functions
// if the move is blocked, all moved objects will be backed out
//retry:
pushed_p = pushed;
for (part = ent ; part ; part=part->teamchain)
{
if (part->velocity[0] || part->velocity[1] || part->velocity[2] ||
part->avelocity[0] || part->avelocity[1] || part->avelocity[2]
)
{ // object is moving
VectorScale (part->velocity, FRAMETIME, move);
VectorScale (part->avelocity, FRAMETIME, amove);
if (!SV_Push (part, move, amove))
break; // move was blocked
}
}
if (pushed_p > &pushed[MAX_EDICTS])
gi.error (ERR_FATAL, "pushed_p > &pushed[MAX_EDICTS], memory corrupted");
if (part)
{
// the move failed, bump all nextthink times and back out moves
for (mv = ent ; mv ; mv=mv->teamchain)
{
if (mv->nextthink > 0)
mv->nextthink += FRAMETIME;
}
// if the pusher has a "blocked" function, call it
// otherwise, just stay in place until the obstacle is gone
if (part->blocked)
{
part->blocked (part, obstacle);
}
#if 0
// if the pushed entity went away and the pusher is still there
if (!obstacle->inuse && part->inuse)
goto retry;
#endif
}
else
{
// the move succeeded, so call all think functions
for (part = ent ; part ; part=part->teamchain)
{
SV_RunThink (part);
}
}
}
/*
=============
SV_Physics_Toss
Toss, bounce, and fly movement. When onground, do nothing.
=============
*/
void SV_Physics_Toss (edict_t *ent)
{
trace_t trace;
vec3_t move;
float backoff;
// regular thinking
if (!SV_RunThink (ent))
return;
// if onground, return without moving
if (((int)ent->v.flags & FL_ONGROUND))
return;
SV_CheckVelocity (ent);
// add gravity
if (ent->v.movetype != MOVETYPE_FLY && ent->v.movetype != MOVETYPE_FLYMISSILE)
#ifdef HEXEN2_SUPPORT
if ( (!hexen2) || (ent->v.movetype != MOVETYPE_BOUNCEMISSILE && ent->v.movetype != MOVETYPE_SWIM))
#endif
SV_AddGravity (ent);
// move anglesy
VectorMA (ent->v.angles, host_frametime, ent->v.avelocity, ent->v.angles);
// move origin
VectorScale (ent->v.velocity, host_frametime, move);
trace = SV_PushEntity (ent, move);
if (trace.fraction == 1)
return;
if (ent->free)
return;
if (ent->v.movetype == MOVETYPE_BOUNCE)
backoff = 1.5;
#ifdef HEXEN2_SUPPORT
else if (hexen2 && (ent->v.movetype == MOVETYPE_BOUNCEMISSILE))
{
if ((ent->v.solid == SOLID_PHASE) &&
(((int) trace.ent->v.flags & FL_MONSTER) || ((int) trace.ent->v.movetype == MOVETYPE_WALK)))
{
return; // Solid phased missiles don't bounce on monsters or players
}
backoff = 2.0;
}
#endif
else
backoff = 1;
ClipVelocity (ent->v.velocity, trace.plane.normal, ent->v.velocity, backoff);
// stop if on ground
if (trace.plane.normal[2] > 0.7)
{
#ifdef HEXEN2_SUPPORT
if ((!hexen2) || (ent->v.movetype != MOVETYPE_BOUNCEMISSILE))
#endif
if (ent->v.velocity[2] < 60 || ent->v.movetype != MOVETYPE_BOUNCE)
{
ent->v.flags = (int)ent->v.flags | FL_ONGROUND;
ent->v.groundentity = EDICT_TO_PROG(trace.ent);
VectorCopy (vec3_origin, ent->v.velocity);
VectorCopy (vec3_origin, ent->v.avelocity);
}
}
// check for in water
SV_CheckWaterTransition (ent);
}
/*
================
SV_Physics_Client
Player character actions
================
*/
void SV_Physics_Client (edict_t *ent, int num)
{
client_t *cl;
vec3_t v;
qboolean was_angle_set;
cl = &svs.clients[num-1];
if (!cl->active)
return; // unconnected slot
// call standard client pre-think
PR_GLOBAL(time) = sv.time;
PR_GLOBAL(self) = EDICT_TO_PROG(ent);
PR_ExecuteProgram (PR_GLOBAL(PlayerPreThink));
// for cutscene hack (see below)
if (isDedicated || (num != 1))
was_angle_set = false; // do it on local client only
else
was_angle_set = (ent->v.fixangle != 0);
// do a move
SV_CheckVelocity (ent);
// decide which move function to call
switch ((int)ent->v.movetype)
{
case MOVETYPE_NONE:
if (!SV_RunThink(ent))
return;
break;
case MOVETYPE_WALK:
if (!SV_RunThink(ent))
return;
if (!SV_CheckWater(ent) && !((int)ent->v.flags & FL_WATERJUMP))
SV_AddGravity (ent);
SV_CheckStuck (ent);
SV_WalkMove (ent);
break;
case MOVETYPE_TOSS:
case MOVETYPE_BOUNCE:
SV_Physics_Toss (ent);
break;
case MOVETYPE_FLY:
#ifdef HEXEN2_SUPPORT
case MOVETYPE_SWIM:
#endif
if (!SV_RunThink(ent))
return;
SV_FlyMove (ent, host_frametime, NULL);
break;
case MOVETYPE_NOCLIP:
if (!SV_RunThink(ent))
return;
VectorMA (ent->v.origin, host_frametime, ent->v.velocity, ent->v.origin);
break;
default:
Sys_Error ("SV_Physics_client: bad movetype %i", (int)ent->v.movetype);
}
// JDH: hack for cutscenes made by Darin McNeil's Cutscene Construction Kit:
// (note that the extra precision is noticeable only if the viewangles
// are sent from server to client as 2-byte values; hence the addition
// of the new svc_setpreciseangle message code)
if (was_angle_set && (ent->v.view_ofs[2] == 0) && host_cutscenehack.value
&& !strcmp (pr_strings + ent->v.classname, "camera"))
{
// - when camera changes back to player, classname remains "camera" for
// 1 frame, but movedir is no longer valid. So as an additional check,
// I verify that view_ofs[2] is still 0
// - early version(s?) of Cutscene Construction Kit don't move the camera,
// so movedir is not used. I determine the version by checking *when*
// the viewangle is set: early version does it in the .think function;
// later ones in PlayerPreThink. was_angle_set will be true only if
// it was changed in PlayerPreThink
//if (!sv_oldprotocol.value)
{
v[0] = ent->v.movedir[0] - ent->v.origin[0];
v[1] = ent->v.movedir[1] - ent->v.origin[1];
v[2] = ent->v.origin[2] - ent->v.movedir[2];
//vectoangles (v, ent->v.angles);
vectoangles (v, cl->cutscene_viewangles);
}
if (!cl->in_cutscene)
{
int i;
edict_t *ed;
// by this time, the player's viewangles have already been changed.
// But the dummy entity spawned in place of the player has the values
for (i = 1 ; i < sv.num_edicts ; i++)
{
// get the current server version
ed = EDICT_NUM(i);
if (ed->free)
continue;
if (!strcmp(pr_strings + ed->v.classname, "dummy"))
{
VectorCopy (ed->v.angles, cl->prev_viewangles);
break;
}
}
cl->in_cutscene = true;
}
//sv.found_cutscene = true;
}
else
{
if (cl->in_cutscene)
{
// I'm not sure why, but last viewangle while in_cutscene isn't final angle
ent->v.fixangle = 1;
VectorCopy (cl->prev_viewangles, ent->v.angles);
cl->in_cutscene = false;
}
}
SV_LinkEdict (ent, true);
PR_GLOBAL(time) = sv.time;
PR_GLOBAL(self) = EDICT_TO_PROG(ent);
// JDH: another hack, this time for progs that lack CycleWeaponReverse
if ((ent->v.impulse == 12.0) && ((sv_imp12hack.value >= 2) || (sv_imp12hack.value && !pr_handles_imp12)) &&
!ent->v.deadflag && (ent->v.view_ofs[0] || ent->v.view_ofs[1] || ent->v.view_ofs[2]))
{
eval_t *val = GETEDICTFIELD(ent, eval_attack_finished);
if (val && (sv.time >= val->_float))
{
SV_CycleWeaponReverse (ent);
}
}
// call standard player post-think
PR_ExecuteProgram (PR_GLOBAL(PlayerPostThink));
}
/*
================
SV_Physics
================
*/
void SV_Physics (void)
{
int i;
int entity_cap; // For sv_freezenonclients
edict_t *ent;
// let the progs know that a new frame has started
pr_global_struct->self = EDICT_TO_PROG(sv.edicts);
pr_global_struct->other = EDICT_TO_PROG(sv.edicts);
pr_global_struct->time = sv.time;
PR_ExecuteProgram (pr_global_struct->StartFrame);
//SV_CheckAllEnts ();
//
// treat each object in turn
//
ent = sv.edicts;
if (sv.frozen)
entity_cap = svs.maxclients + 1; // Only run physics on clients and the world
else
entity_cap = sv.num_edicts;
for (i=0 ; i<entity_cap ; i++, ent = NEXT_EDICT(ent))
// for (i=0 ; i<sv.num_edicts ; i++, ent = NEXT_EDICT(ent))
{
if (ent->free)
continue;
if (pr_global_struct->force_retouch)
{
SV_LinkEdict (ent, true); // force retouch even for stationary
}
if (i > 0 && i <= svs.maxclients)
SV_Physics_Client (ent, i);
else if (ent->v.movetype == MOVETYPE_PUSH)
SV_Physics_Pusher (ent);
else if (ent->v.movetype == MOVETYPE_NONE)
SV_Physics_None (ent);
else if (ent->v.movetype == MOVETYPE_FOLLOW) // Nehahra
SV_Physics_Follow (ent);
else if (ent->v.movetype == MOVETYPE_NOCLIP)
SV_Physics_Noclip (ent);
else if (ent->v.movetype == MOVETYPE_STEP)
SV_Physics_Step (ent);
else if (ent->v.movetype == MOVETYPE_WALK) // Nehahra
{
if (!SV_RunThink (ent))
return;
if (!SV_CheckWater (ent) && ! ((int)ent->v.flags & FL_WATERJUMP) )
SV_AddGravity (ent);
SV_CheckStuck (ent);
SV_WalkMove (ent);
}
else if (ent->v.movetype == MOVETYPE_TOSS
|| ent->v.movetype == MOVETYPE_BOUNCE
|| ent->v.movetype == MOVETYPE_FLY
|| ent->v.movetype == MOVETYPE_FLYMISSILE)
SV_Physics_Toss (ent);
else
Host_Error ("SV_Physics: bad movetype %i", (int)ent->v.movetype);
}
if (pr_global_struct->force_retouch)
pr_global_struct->force_retouch--;
if (!sv.frozen)
sv.time += host_frametime;
}
/*
=============
SV_PhysicsNone
Non moving objects can only think
=============
*/
void SV_Physics_None( edict_t *ent )
{
SV_RunThink( ent );
}
void SV_Physics_Step (edict_t *ent)
{
qboolean wasonground;
qboolean hitsound = false;
float *vel;
float speed, newspeed, control;
float friction;
edict_t *groundentity;
int mask;
// vec3_t dir;
// airborn monsters should always check for ground
// if (!ent->groundentity)
M_CheckGround (ent);
groundentity = ent->groundentity;
SV_CheckVelocity (ent);
if (groundentity)
wasonground = true;
else
wasonground = false;
// if (ent->avelocity[0] || ent->avelocity[1] || ent->avelocity[2])
// SV_AddRotationalFriction (ent);
// add gravity except:
// flying monsters
// swimming monsters who are in the water
if (! wasonground)
if (!(ent->flags & FL_FLY))
if (!((ent->flags & FL_SWIM) && (ent->waterlevel > 2)))
{
if (ent->velocity[2] < sv_gravity->value*-0.1)
hitsound = true;
if (ent->waterlevel == 0)
SV_AddGravity (ent);
}
// friction for flying monsters that have been given vertical velocity
if ((ent->flags & FL_FLY) && (ent->velocity[2] != 0))
{
//gi.bprintf(PRINT_HIGH,"FLY!\n");
speed = fabs(ent->velocity[2]);
control = speed < sv_stopspeed ? sv_stopspeed : speed;
friction = sv_friction/3;
newspeed = speed - (FRAMETIME * control * friction);
if (newspeed < 0)
newspeed = 0;
newspeed /= speed;
ent->velocity[2] *= newspeed;
}
// friction for flying monsters that have been given vertical velocity
if ((ent->flags & FL_SWIM) && (ent->velocity[2] != 0))
{
//gi.bprintf(PRINT_HIGH,"SWIM!\n");
//K03 Begin
float water_friction;
//K03 End
speed = fabs(ent->velocity[2]);
control = speed < sv_stopspeed ? sv_stopspeed : speed;
//K03 Begin
water_friction=(FRAMETIME * control * sv_waterfriction * ent->waterlevel);
//newspeed = speed - (FRAMETIME * control * sv_waterfriction * ent->waterlevel);
if ((ent->myskills.abilities[SUPER_SPEED].current_level < 1) || (ent->myskills.abilities[SUPER_SPEED].disable))
newspeed = speed;
else
newspeed = speed - water_friction;
//K03 End
if (newspeed < 0)
newspeed = 0;
newspeed /= speed;
ent->velocity[2] *= newspeed;
}
if (ent->velocity[2] || ent->velocity[1] || ent->velocity[0])
{
// apply friction
// let dead monsters who aren't completely onground slide
if ((wasonground) || (ent->flags & (FL_SWIM|FL_FLY)))
if (!(ent->health <= 0.0 && !M_CheckBottom(ent)))
{
//K03 Begin
float water_friction;
//K03 End
vel = ent->velocity;
speed = sqrt(vel[0]*vel[0] +vel[1]*vel[1]);
if (speed)
{
friction = sv_friction;
control = speed < sv_stopspeed ? sv_stopspeed : speed;
newspeed = speed - FRAMETIME*control*friction;
//K03 Begin
water_friction=FRAMETIME*control*friction;
//newspeed = speed - FRAMETIME*control*friction;
if ( ((ent->myskills.abilities[SUPER_SPEED].current_level < 1) || (ent->myskills.abilities[SUPER_SPEED].disable))
&& !(ent->flags & FL_SWIM))
newspeed = speed;
else
newspeed = speed - water_friction;
//K03 End
if (newspeed < 0)
newspeed = 0;
newspeed /= speed;
vel[0] *= newspeed;
vel[1] *= newspeed;
}
}
if (ent->svflags & SVF_MONSTER)
{
if(!deathmatch->value) mask = MASK_MONSTERSOLID;
else mask = MASK_BOTSOLIDX;//MASK_PLAYERSOLID;
}
else
mask = MASK_SOLID;
//FIXME: warning - SV_FlyMove() can cause an entity to be freed
SV_FlyMove (ent, FRAMETIME, mask);
gi.linkentity (ent);
// G_TouchTriggers (ent);
}
else
V_TouchSolids(ent);
// regular thinking
SV_RunThink (ent);
}
/*
================
SV_Physics_Client
Player character actions
================
*/
void SV_Physics_Client (edict_t *ent, int num)
{
if ( ! svs.clients[num-1].active )
return; // unconnected slot
//
// call standard client pre-think
//
pr_global_struct->time = sv.time;
pr_global_struct->self = EDICT_TO_PROG(ent);
PR_ExecuteProgram (pr_global_struct->PlayerPreThink);
//
// do a move
//
SV_CheckVelocity (ent);
//
// decide which move function to call
//
switch ((int)ent->v.movetype)
{
case MOVETYPE_NONE:
if (!SV_RunThink (ent))
return;
break;
case MOVETYPE_WALK:
if (!SV_RunThink (ent))
return;
if (!SV_CheckWater (ent) && ! ((int)ent->v.flags & FL_WATERJUMP) )
SV_AddGravity (ent);
SV_CheckStuck (ent);
#ifdef QUAKE2
VectorAdd (ent->v.velocity, ent->v.basevelocity, ent->v.velocity);
#endif
SV_WalkMove (ent);
#ifdef QUAKE2
VectorSubtract (ent->v.velocity, ent->v.basevelocity, ent->v.velocity);
#endif
break;
case MOVETYPE_TOSS:
case MOVETYPE_BOUNCE:
SV_Physics_Toss (ent);
break;
case MOVETYPE_FLY:
if (!SV_RunThink (ent))
return;
SV_FlyMove (ent, host_frametime, NULL);
break;
case MOVETYPE_NOCLIP:
if (!SV_RunThink (ent))
return;
VectorMA (ent->v.origin, host_frametime, ent->v.velocity, ent->v.origin);
break;
default:
Sys_Error ("SV_Physics_client: bad movetype %i", (int)ent->v.movetype);
}
//
// call standard player post-think
//
SV_LinkEdict (ent, true);
pr_global_struct->time = sv.time;
pr_global_struct->self = EDICT_TO_PROG(ent);
PR_ExecuteProgram (pr_global_struct->PlayerPostThink);
}
/*
===========
SV_RunCmd
===========
*/
static void SV_RunCmd (usercmd_t *ucmd)
{
edict_t *ent;
int i, n;
int oldmsec;
cmd = *ucmd;
// chop up very long commands
if (cmd.msec > 50)
{
oldmsec = ucmd->msec;
cmd.msec = oldmsec/2;
SV_RunCmd (&cmd);
cmd.msec = oldmsec/2;
cmd.impulse = 0;
SV_RunCmd (&cmd);
return;
}
if (!sv_player->v.fixangle)
VectorCopy (ucmd->angles, sv_player->v.v_angle);
sv_player->v.button0 = ucmd->buttons & 1;
sv_player->v.button2 = (ucmd->buttons & 2)>>1;
if (ucmd->buttons & 4 || sv_player->v.playerclass == CLASS_DWARF) // crouched?
sv_player->v.flags2 = ((int)sv_player->v.flags2) | FL2_CROUCHED;
else
sv_player->v.flags2 = ((int)sv_player->v.flags2) & (~FL2_CROUCHED);
if (ucmd->impulse)
sv_player->v.impulse = ucmd->impulse;
//
// angles
// show 1/3 the pitch angle and all the roll angle
if (sv_player->v.health > 0)
{
if (!sv_player->v.fixangle)
{
sv_player->v.angles[PITCH] = -sv_player->v.v_angle[PITCH]/3;
sv_player->v.angles[YAW] = sv_player->v.v_angle[YAW];
}
sv_player->v.angles[ROLL] =
V_CalcRoll (sv_player->v.angles, sv_player->v.velocity)*4;
}
host_frametime = ucmd->msec * 0.001;
if (host_frametime > HX_FRAME_TIME)
host_frametime = HX_FRAME_TIME;
if (!host_client->spectator)
{
pr_global_struct->frametime = host_frametime;
pr_global_struct->time = sv.time;
pr_global_struct->self = EDICT_TO_PROG(sv_player);
PR_ExecuteProgram (pr_global_struct->PlayerPreThink);
SV_RunThink (sv_player);
}
for (i = 0; i < 3; i++)
pmove.origin[i] = sv_player->v.origin[i] + (sv_player->v.mins[i] - player_mins[i]);
VectorCopy (sv_player->v.velocity, pmove.velocity);
VectorCopy (sv_player->v.v_angle, pmove.angles);
pmove.spectator = host_client->spectator;
// pmove.waterjumptime = sv_player->v.teleport_time;
pmove.numphysent = 1;
pmove.physents[0].model = sv.worldmodel;
pmove.cmd = *ucmd;
pmove.dead = sv_player->v.health <= 0;
pmove.oldbuttons = host_client->oldbuttons;
pmove.hasted = sv_player->v.hasted;
pmove.movetype = sv_player->v.movetype;
pmove.crouched = (sv_player->v.hull == HULL_CROUCH);
pmove.teleport_time = realtime + (sv_player->v.teleport_time - sv.time);
// movevars.entgravity = host_client->entgravity;
movevars.entgravity = sv_player->v.gravity;
movevars.maxspeed = host_client->maxspeed;
for (i = 0; i < 3; i++)
{
pmove_mins[i] = pmove.origin[i] - 256;
pmove_maxs[i] = pmove.origin[i] + 256;
}
#if 1
AddLinksToPmove ( sv_areanodes );
#else
AddAllEntsToPmove ();
#endif
#if 0
{
int before, after;
before = PM_TestPlayerPosition (pmove.origin);
PlayerMove ();
after = PM_TestPlayerPosition (pmove.origin);
if (sv_player->v.health > 0 && before && !after )
Con_Printf ("player %s got stuck in playermove!!!!\n", host_client->name);
}
#else
PlayerMove ();
#endif
host_client->oldbuttons = pmove.oldbuttons;
// sv_player->v.teleport_time = pmove.waterjumptime;
sv_player->v.waterlevel = waterlevel;
sv_player->v.watertype = watertype;
if (onground != -1)
{
sv_player->v.flags = (int)sv_player->v.flags | FL_ONGROUND;
sv_player->v.groundentity = EDICT_TO_PROG(EDICT_NUM(pmove.physents[onground].info));
}
else
sv_player->v.flags = (int)sv_player->v.flags & ~FL_ONGROUND;
for (i = 0; i < 3; i++)
sv_player->v.origin[i] = pmove.origin[i] - (sv_player->v.mins[i] - player_mins[i]);
#if 0
// truncate velocity the same way the net protocol will
for (i = 0; i < 3; i++)
sv_player->v.velocity[i] = (int)pmove.velocity[i];
#else
VectorCopy (pmove.velocity, sv_player->v.velocity);
#endif
VectorCopy (pmove.angles, sv_player->v.v_angle);
if (!host_client->spectator)
{
// link into place and touch triggers
SV_LinkEdict (sv_player, true);
// touch other objects
for (i = 0; i < pmove.numtouch; i++)
{
n = pmove.physents[pmove.touchindex[i]].info;
ent = EDICT_NUM(n);
// Why not just do an SV_Impact here?
// SV_Impact(sv_player,ent);
if (sv_player->v.touch)
{
pr_global_struct->self = EDICT_TO_PROG(sv_player);
pr_global_struct->other = EDICT_TO_PROG(ent);
PR_ExecuteProgram (sv_player->v.touch);
}
if (!ent->v.touch || (playertouch[n/8]&(1<<(n%8))))
continue;
pr_global_struct->self = EDICT_TO_PROG(ent);
pr_global_struct->other = EDICT_TO_PROG(sv_player);
PR_ExecuteProgram (ent->v.touch);
playertouch[n/8] |= 1 << (n%8);
}
}
}
void SV_Physics_Step (edict_t *ent)
{
qboolean wasonground;
qboolean inwater;
qboolean hitsound = false;
float *vel;
float speed, newspeed, control;
float friction;
edict_t *groundentity;
groundentity = PROG_TO_EDICT(ent->v.groundentity);
if ((int)groundentity->v.flags & FL_CONVEYOR)
VectorScale(groundentity->v.movedir, groundentity->v.speed, ent->v.basevelocity);
else
VectorCopy(vec_origin, ent->v.basevelocity);
//@@
pr_global_struct->time = sv.time;
pr_global_struct->self = EDICT_TO_PROG(ent);
PF_WaterMove();
SV_CheckVelocity (ent);
wasonground = (int)ent->v.flags & FL_ONGROUND;
// ent->v.flags = (int)ent->v.flags & ~FL_ONGROUND;
// add gravity except:
// flying monsters
// swimming monsters who are in the water
inwater = SV_CheckWater(ent);
if (! wasonground)
if (!((int)ent->v.flags & FL_FLY))
if (!(((int)ent->v.flags & FL_SWIM) && (ent->v.waterlevel > 0)))
{
if (ent->v.velocity[2] < sv_gravity.value*-0.1)
hitsound = true;
if (!inwater)
SV_AddGravity (ent);
}
if (!VectorCompare(ent->v.velocity, vec_origin) || !VectorCompare(ent->v.basevelocity, vec_origin))
{
ent->v.flags = (int)ent->v.flags & ~FL_ONGROUND;
// apply friction
// let dead monsters who aren't completely onground slide
if (wasonground)
if (!(ent->v.health <= 0.0 && !SV_CheckBottom(ent)))
{
vel = ent->v.velocity;
speed = sqrtf(vel[0]*vel[0] +vel[1]*vel[1]);
if (speed)
{
friction = sv_friction.value;
control = speed < sv_stopspeed.value ? sv_stopspeed.value : speed;
newspeed = speed - host_frametime*control*friction;
if (newspeed < 0)
newspeed = 0;
newspeed /= speed;
vel[0] = vel[0] * newspeed;
vel[1] = vel[1] * newspeed;
}
}
VectorAdd (ent->v.velocity, ent->v.basevelocity, ent->v.velocity);
SV_FlyMove (ent, host_frametime, NULL);
VectorSubtract (ent->v.velocity, ent->v.basevelocity, ent->v.velocity);
// determine if it's on solid ground at all
{
vec3_t mins, maxs, point;
int x, y;
VectorAdd (ent->v.origin, ent->v.mins, mins);
VectorAdd (ent->v.origin, ent->v.maxs, maxs);
point[2] = mins[2] - 1;
for (x=0 ; x<=1 ; x++)
for (y=0 ; y<=1 ; y++)
{
point[0] = x ? maxs[0] : mins[0];
point[1] = y ? maxs[1] : mins[1];
if (SV_PointContents (point) == CONTENTS_SOLID)
{
ent->v.flags = (int)ent->v.flags | FL_ONGROUND;
break;
}
}
}
SV_LinkEdict (ent, true);
if ((int)ent->v.flags & FL_ONGROUND)
if (!wasonground)
if (hitsound)
SV_StartSound (ent, 0, "demon/dland2.wav", 255, 1);
}
// regular thinking
SV_RunThink (ent);
SV_CheckWaterTransition (ent);
}
void
SV_Physics_Bounce (edict_t * ent)
{
trace_t trace;
vec3_t move, planeVel, normalVel, temp;
edict_t *slave;
qboolean wasinwater;
qboolean isinwater;
vec3_t old_origin;
float movetime;
// regular thinking
SV_RunThink (ent);
if (!ent->inuse)
return;
// if not a team captain, so movement will be handled elsewhere
if (ent->flags & FL_TEAMSLAVE)
return;
if (ent->velocity[2] > 0)
ent->groundentity = NULL;
// check for the groundentity going away
if (ent->groundentity)
if (!ent->groundentity->inuse)
ent->groundentity = NULL;
// if onground, return without moving
if (ent->groundentity)
return;
VectorCopy (ent->s.origin, old_origin);
SV_CheckVelocity (ent);
// move angles
VectorMA (ent->s.angles, FRAMETIME, ent->avelocity, ent->s.angles);
// add gravity
ent->velocity[2] -= ent->gravity * sv_gravity->value * FRAMETIME;
movetime = FRAMETIME;
while (movetime > 0)
{
// move origin
VectorScale (ent->velocity, movetime, move);
// do the move (checking to see if we hit anything)
trace = SV_PushEntity (ent, move);
// SV_PushEntity might have called touch() functions so its possible we disappeared
if (!ent->inuse)
return;
// we hit something so calculate rebound velocity etc.
if (trace.fraction < 1)
{
// find component of velocity in direction of normal
VectorScale (trace.plane.normal,
DotProduct (trace.plane.normal, ent->velocity),
normalVel);
// find component of velocity parallel to plane of impact
VectorSubtract (ent->velocity, normalVel, planeVel);
// apply friction (lose 25% of velocity parallel to impact plane)
VectorScale (planeVel, 0.75, planeVel);
// calculate final velocity (rebound with 60% of impact velocity)
// negative since rebound causes direction reversal
VectorMA (planeVel, -0.6, normalVel, ent->velocity);
// stop if on ground
// only consider stopping if impact plane is less than 45 degrees with respect to horizontal
// arccos(0.7) ~ 45 degrees
if (trace.plane.normal[2] > 0.7)
{
VectorCopy (ent->velocity, temp);
// zero out z component (vertical) since we want to consider horizontal and vertical motion
// separately
temp[2] = 0;
if ((VectorLength (temp) < 20)
&& (ent->velocity[2] <
ent->gravity * sv_gravity->value * FRAMETIME * 1.5))
{
ent->groundentity = trace.ent;
ent->groundentity_linkcount = trace.ent->linkcount;
VectorCopy (vec3_origin, ent->velocity);
VectorCopy (vec3_origin, ent->avelocity);
break; // stopped, so no further simulation is necessary
}
}
}
// remaining amount of FRAMETIME left to simulate
movetime *= (1.0 - trace.fraction);
}
// check for water transition
wasinwater = (ent->watertype & MASK_WATER);
ent->watertype = gi.pointcontents (ent->s.origin);
isinwater = ent->watertype & MASK_WATER;
if (isinwater)
ent->waterlevel = 1;
else
ent->waterlevel = 0;
if (!wasinwater && isinwater)
gi.positioned_sound (old_origin, g_edicts, CHAN_AUTO,
gi.soundindex ("misc/h2ohit1.wav"), 1, 1, 0);
else if (wasinwater && !isinwater)
gi.positioned_sound (ent->s.origin, g_edicts, CHAN_AUTO,
gi.soundindex ("misc/h2ohit1.wav"), 1, 1, 0);
// move teamslaves
for (slave = ent->teamchain; slave; slave = slave->teamchain)
{
VectorCopy (ent->s.origin, slave->s.origin);
gi.linkentity (slave);
}
}
/*
================
SV_Physics_Pusher
Bmodel objects don't interact with each other, but
push all box objects
================
*/
void SV_Physics_Pusher (edict_t *ent)
{
vec3_t move, amove;
edict_t *part, *mv;
// if not a team captain, so movement will be handled elsewhere
if ( ent->flags & FL_TEAMSLAVE)
return;
// make sure all team slaves can move before commiting
// any moves or calling any think functions
// if the move is blocked, all moved objects will be backed out
//retry:
pushed_p = pushed;
for (part = ent ; part ; part=part->teamchain)
{
if (part->velocity[0] || part->velocity[1] || part->velocity[2] ||
part->avelocity[0] || part->avelocity[1] || part->avelocity[2]
)
{ // object is moving
VectorScale (part->velocity, FRAMETIME, move);
VectorScale (part->avelocity, FRAMETIME, amove);
// JOSEPH 5-APR-99
if (!SV_Push (part, move, amove))
break; // move was blocked
// END JOSEPH
}
}
if (pushed_p > &pushed[MAX_EDICTS])
gi.error (ERR_FATAL, "pushed_p > &pushed[MAX_EDICTS], memory corrupted");
if (part)
{
// the move failed, bump all nextthink times and back out moves
for (mv = ent ; mv ; mv=mv->teamchain)
{
if (mv->nextthink > 0)
mv->nextthink += FRAMETIME;
}
// if the pusher has a "blocked" function, call it
// otherwise, just stay in place until the obstacle is gone
if (part->blocked)
part->blocked (part, obstacle);
#if 0
// if the pushed entity went away and the pusher is still there
if (!obstacle->inuse && part->inuse)
goto retry;
#endif
}
else
{
// the move succeeded, so call all think functions
for (part = ent ; part ; part=part->teamchain)
{
SV_RunThink (part);
}
}
// JOSEPH 28-APR-99
if (ent->classname)
{
if (!strcmp(ent->classname, "func_button"))
{
int i;
edict_t *e = NULL;
for (i=1, e=g_edicts+i ; i < globals.num_edicts ; i++,e++)
{
if ((e->classname) && (!strcmp(e->classname, "func_lift")) &&
(e->target2) && (ent->target2) && (!strcmp(e->target2, ent->target2)))
{
ent->s.origin[2] = e->s.origin[2] + ent->handleflag;
}
}
}
else if (!strcmp(ent->classname, "func_lift"))
{
int i;
edict_t *e = NULL;
for (i=1, e=g_edicts+i ; i < globals.num_edicts ; i++,e++)
{
if ((e->classname) && (!strcmp(e->classname, "func_button")) &&
(e->target2) && (ent->target2) && (!strcmp(e->target2, ent->target2)))
{
e->s.origin[2] = ent->s.origin[2] + e->handleflag;
}
}
}
}
// END JOSEPH
}
/*
=============
SV_Physics_Toss
Toss, bounce, and fly movement. When onground, do nothing.
=============
*/
void
SV_Physics_Toss (edict_t * ent)
{
trace_t trace;
vec3_t move;
float backoff;
edict_t *slave;
qboolean wasinwater;
qboolean isinwater;
vec3_t old_origin;
// regular thinking
SV_RunThink (ent);
// if not a team captain, so movement will be handled elsewhere
if (ent->flags & FL_TEAMSLAVE)
return;
if (ent->velocity[2] > 0)
ent->groundentity = NULL;
// check for the groundentity going away
if (ent->groundentity)
if (!ent->groundentity->inuse)
ent->groundentity = NULL;
// if onground, return without moving
if (ent->groundentity)
return;
VectorCopy (ent->s.origin, old_origin);
SV_CheckVelocity (ent);
// add gravity
if (ent->movetype != MOVETYPE_FLY && ent->movetype != MOVETYPE_FLYMISSILE)
SV_AddGravity (ent);
// move angles
VectorMA (ent->s.angles, FRAMETIME, ent->avelocity, ent->s.angles);
// move origin
VectorScale (ent->velocity, FRAMETIME, move);
trace = SV_PushEntity (ent, move);
if (!ent->inuse)
return;
// zucc added from action to cause blood splatters
if (trace.fraction < 1 && ent->movetype == MOVETYPE_BLOOD)
{
if (!ent->splatted)
{
AddSplat (ent->owner, ent->s.origin, &trace);
ent->splatted = true;
}
return;
}
if (trace.fraction < 1)
{
if (ent->movetype == MOVETYPE_BOUNCE)
backoff = 1.4; // 1.5 is normal -Zucc/FB
else
backoff = 1;
ClipVelocity (ent->velocity, trace.plane.normal, ent->velocity,
backoff);
// stop if on ground
if (trace.plane.normal[2] > 0.7)
{
// zucc moved velocity check down from 60
if (ent->velocity[2] < 10 || ent->movetype != MOVETYPE_BOUNCE)
{
ent->groundentity = trace.ent;
ent->groundentity_linkcount = trace.ent->linkcount;
VectorCopy (vec3_origin, ent->velocity);
VectorCopy (vec3_origin, ent->avelocity);
}
}
// if (ent->touch)
// ent->touch (ent, trace.ent, &trace.plane, trace.surface);
}
// check for water transition
wasinwater = (ent->watertype & MASK_WATER);
ent->watertype = gi.pointcontents (ent->s.origin);
isinwater = ent->watertype & MASK_WATER;
if (isinwater)
ent->waterlevel = 1;
else
ent->waterlevel = 0;
if (!wasinwater && isinwater)
gi.positioned_sound (old_origin, g_edicts, CHAN_AUTO,
gi.soundindex ("misc/h2ohit1.wav"), 1, 1, 0);
else if (wasinwater && !isinwater)
gi.positioned_sound (ent->s.origin, g_edicts, CHAN_AUTO,
gi.soundindex ("misc/h2ohit1.wav"), 1, 1, 0);
// move teamslaves
for (slave = ent->teamchain; slave; slave = slave->teamchain)
{
VectorCopy (ent->s.origin, slave->s.origin);
gi.linkentity (slave);
}
}
/*
* ================ G_RunEntity ================
*/
void
G_RunEntity(edict_t * ent)
{
//PGM
trace_t trace;
vec3_t previous_origin;
if(ent->movetype == MOVETYPE_STEP)
VectorCopy(ent->s.origin, previous_origin);
//PGM
if (ent->prethink)
ent->prethink(ent);
switch ((int)ent->movetype) {
#ifdef WITH_ACEBOT
/* ACEBOT_ADD */
case MOVETYPE_WALK:
SV_RunThink(ent);
break;
/* ACEBOT_END */
#endif
case MOVETYPE_PUSH:
case MOVETYPE_STOP:
SV_Physics_Pusher(ent);
break;
case MOVETYPE_NONE:
SV_Physics_None(ent);
break;
case MOVETYPE_NOCLIP:
SV_Physics_Noclip(ent);
break;
case MOVETYPE_STEP:
SV_Physics_Step(ent);
break;
case MOVETYPE_TOSS:
case MOVETYPE_BOUNCE:
case MOVETYPE_FLY:
case MOVETYPE_FLYMISSILE:
SV_Physics_Toss(ent);
break;
case MOVETYPE_NEWTOSS:
SV_Physics_NewToss (ent);
break;
default:
gi.error("SV_Physics: bad movetype %i", (int)ent->movetype);
}
//PGM
if(ent->movetype == MOVETYPE_STEP)
{
// if we moved, check and fix origin if needed
if (!VectorCompare(ent->s.origin, previous_origin))
{
trace = gi.trace (ent->s.origin, ent->mins, ent->maxs, previous_origin, ent, MASK_MONSTERSOLID);
if(trace.allsolid || trace.startsolid)
VectorCopy (previous_origin, ent->s.origin);
}
}
//PGM
}
/*
=============
SV_Physics_Compound
a glue two entities together
=============
*/
void SV_Physics_Compound( edict_t *ent )
{
edict_t *parent;
// regular thinking
if( !SV_RunThink( ent )) return;
parent = ent->v.aiment;
if( !SV_IsValidEdict( parent ))
{
MsgDev( D_ERROR, "%s have MOVETYPE_COMPOUND with no corresponding ent!", SV_ClassName( ent ));
ent->v.movetype = MOVETYPE_NONE;
return;
}
if( ent->v.solid != SOLID_TRIGGER )
ent->v.solid = SOLID_NOT;
switch( parent->v.movetype )
{
case MOVETYPE_PUSH:
case MOVETYPE_PUSHSTEP:
break;
default: return;
}
// not initialized ?
if( ent->v.ltime == 0.0f )
{
VectorCopy( parent->v.origin, ent->v.oldorigin );
VectorCopy( parent->v.angles, ent->v.avelocity );
ent->v.ltime = host.frametime;
return;
}
if( !VectorCompare( parent->v.origin, ent->v.oldorigin ) || !VectorCompare( parent->v.angles, ent->v.avelocity ))
{
matrix4x4 start_l, end_l, temp_l, child;
// create parent old position
Matrix4x4_CreateFromEntity( temp_l, ent->v.avelocity, ent->v.oldorigin, 1.0f );
Matrix4x4_Invert_Simple( start_l, temp_l );
// create parent actual position
Matrix4x4_CreateFromEntity( end_l, parent->v.angles, parent->v.origin, 1.0f );
// stupid quake bug!!!
if( !( host.features & ENGINE_COMPENSATE_QUAKE_BUG ))
ent->v.angles[PITCH] = -ent->v.angles[PITCH];
// create child actual position
Matrix4x4_CreateFromEntity( child, ent->v.angles, ent->v.origin, 1.0f );
// transform child from start to end
Matrix4x4_ConcatTransforms( temp_l, start_l, child );
Matrix4x4_ConcatTransforms( child, end_l, temp_l );
// create child final position
Matrix4x4_ConvertToEntity( child, ent->v.angles, ent->v.origin );
// stupid quake bug!!!
if( !( host.features & ENGINE_COMPENSATE_QUAKE_BUG ))
ent->v.angles[PITCH] = -ent->v.angles[PITCH];
}
// notsolid ents never touch triggers
SV_LinkEdict( ent, (ent->v.solid == SOLID_NOT) ? false : true );
// shuffle states
VectorCopy( parent->v.origin, ent->v.oldorigin );
VectorCopy( parent->v.angles, ent->v.avelocity );
}
void
SV_Physics_Step(edict_t * ent)
{
qboolean wasonground;
qboolean hitsound = false;
float *vel;
float speed, newspeed, control;
float friction;
edict_t *groundentity;
int mask;
if (!ent)
return;
/* airborn monsters should always check for ground */
if (!ent->groundentity)
M_CheckGround(ent);
groundentity = ent->groundentity;
SV_CheckVelocity(ent);
if (groundentity)
wasonground = true;
else
wasonground = false;
if (ent->avelocity[0] || ent->avelocity[1] || ent->avelocity[2])
SV_AddRotationalFriction(ent);
/* add gravity except:
* flying monsters
* swimming monsters who are in the water */
if (!wasonground)
if (!(ent->flags & FL_FLY))
if (!((ent->flags & FL_SWIM) && (ent->waterlevel > 2)))
{
if (ent->velocity[2] < sv_gravity->value * -0.1)
hitsound = true;
if (ent->waterlevel == 0)
SV_AddGravity(ent);
}
/* friction for flying monsters that have been given vertical velocity */
if ((ent->flags & FL_FLY) && (ent->velocity[2] != 0))
{
speed = fabs(ent->velocity[2]);
control = speed < sv_stopspeed ? sv_stopspeed : speed;
friction = sv_friction / 3;
newspeed = speed - (FRAMETIME * control * friction);
if (newspeed < 0)
newspeed = 0;
newspeed /= speed;
ent->velocity[2] *= newspeed;
}
/* friction for flying monsters that have been given vertical velocity */
if ((ent->flags & FL_SWIM) && (ent->velocity[2] != 0))
{
speed = fabs(ent->velocity[2]);
control = speed < sv_stopspeed ? sv_stopspeed : speed;
newspeed = speed - (FRAMETIME * control * sv_waterfriction * ent->waterlevel);
if (newspeed < 0)
newspeed = 0;
newspeed /= speed;
ent->velocity[2] *= newspeed;
}
if (ent->velocity[2] || ent->velocity[1] || ent->velocity[0])
{
/* apply friction: let dead monsters who aren't completely
* onground slide */
if ((wasonground) || (ent->flags & (FL_SWIM | FL_FLY)))
if (!(ent->health <= 0.0 && !M_CheckBottom(ent)))
{
vel = ent->velocity;
speed = sqrt(vel[0] * vel[0] + vel[1] * vel[1]);
if (speed)
{
friction = sv_friction;
control = speed < sv_stopspeed ? sv_stopspeed : speed;
newspeed = speed - FRAMETIME * control * friction;
if (newspeed < 0)
newspeed = 0;
newspeed /= speed;
vel[0] *= newspeed;
vel[1] *= newspeed;
}
}
if (ent->svflags & SVF_MONSTER)
mask = MASK_MONSTERSOLID;
else
mask = MASK_SOLID;
SV_FlyMove(ent, FRAMETIME, mask);
gi.linkentity(ent);
G_TouchTriggers(ent);
if (!ent->inuse)
return;
if (ent->groundentity)
if (!wasonground)
if (hitsound)
gi.sound(ent, 0, gi.soundindex("world/land.wav"), 1, 1, 0);
}
/* regular thinking */
SV_RunThink(ent);
}
/*
=============
SV_Physics_Toss
Toss, bounce, and fly movement. When onground, do nothing.
=============
*/
void SV_Physics_Toss( edict_t *ent )
{
trace_t trace;
vec3_t move;
float backoff;
edict_t *ground;
SV_CheckWater( ent );
// regular thinking
if( !SV_RunThink( ent )) return;
ground = ent->v.groundentity;
if( ent->v.velocity[2] > 0.0f || !SV_IsValidEdict( ground ) || ground->v.flags & (FL_MONSTER|FL_CLIENT) || svgame.globals->changelevel )
{
ent->v.flags &= ~FL_ONGROUND;
}
// if on ground and not moving, return.
if( ent->v.flags & FL_ONGROUND && VectorIsNull( ent->v.velocity ))
{
VectorClear( ent->v.avelocity );
if( VectorIsNull( ent->v.basevelocity ))
return; // at rest
}
SV_CheckVelocity( ent );
// add gravity
switch( ent->v.movetype )
{
case MOVETYPE_FLY:
case MOVETYPE_FLYMISSILE:
case MOVETYPE_BOUNCEMISSILE:
break;
default:
SV_AddGravity( ent );
break;
}
// move angles (with friction)
switch( ent->v.movetype )
{
case MOVETYPE_TOSS:
case MOVETYPE_BOUNCE:
SV_AngularMove( ent, host.frametime, ent->v.friction );
break;
default:
SV_AngularMove( ent, host.frametime, 0.0f );
break;
}
// move origin
// Base velocity is not properly accounted for since this entity will move again
// after the bounce without taking it into account
VectorAdd( ent->v.velocity, ent->v.basevelocity, ent->v.velocity );
SV_CheckVelocity( ent );
VectorScale( ent->v.velocity, host.frametime, move );
VectorSubtract( ent->v.velocity, ent->v.basevelocity, ent->v.velocity );
trace = SV_PushEntity( ent, move, vec3_origin, NULL );
if( ent->free ) return;
SV_CheckVelocity( ent );
if( trace.allsolid )
{
// entity is trapped in another solid
VectorClear( ent->v.avelocity );
VectorClear( ent->v.velocity );
return;
}
if( trace.fraction == 1.0f )
{
SV_CheckWaterTransition( ent );
return;
}
if( ent->v.movetype == MOVETYPE_BOUNCE )
backoff = 2.0f - ent->v.friction;
else if( ent->v.movetype == MOVETYPE_BOUNCEMISSILE )
backoff = 2.0f;
else backoff = 1.0f;
SV_ClipVelocity( ent->v.velocity, trace.plane.normal, ent->v.velocity, backoff );
// stop if on ground
if( trace.plane.normal[2] > 0.7f )
{
float vel;
VectorAdd( ent->v.velocity, ent->v.basevelocity, move );
vel = DotProduct( move, move );
if( ent->v.velocity[2] < sv_gravity->value * host.frametime )
{
// we're rolling on the ground, add static friction.
ent->v.groundentity = trace.ent;
ent->v.flags |= FL_ONGROUND;
ent->v.velocity[2] = 0.0f;
}
if( vel < 900.0f || ( ent->v.movetype != MOVETYPE_BOUNCE && ent->v.movetype != MOVETYPE_BOUNCEMISSILE ))
{
ent->v.flags |= FL_ONGROUND;
ent->v.groundentity = trace.ent;
VectorClear( ent->v.avelocity );
VectorClear( ent->v.velocity );
}
else
{
VectorScale( ent->v.velocity, (1.0f - trace.fraction) * host.frametime * 0.9f, move );
VectorMA( move, (1.0f - trace.fraction) * host.frametime * 0.9f, ent->v.basevelocity, move );
trace = SV_PushEntity( ent, move, vec3_origin, NULL );
if( ent->free ) return;
}
}
// check for in water
SV_CheckWaterTransition( ent );
}
/*
=============
SV_Physics_NewToss
Toss, bounce, and fly movement. When on ground and no velocity, do nothing. With velocity,
slide.
=============
*/
void SV_Physics_NewToss (edict_t *ent)
{
trace_t trace;
vec3_t move;
// float backoff;
edict_t *slave;
qboolean wasinwater;
qboolean isinwater;
qboolean wasonground;
float speed, newspeed;
vec3_t old_origin;
// float firstmove;
// int mask;
// regular thinking
SV_RunThink (ent);
// if not a team captain, so movement will be handled elsewhere
if ( ent->flags & FL_TEAMSLAVE)
return;
if (ent->groundentity)
wasonground = true;
else
wasonground = false;
wasinwater = ent->waterlevel;
// find out what we're sitting on.
VectorCopy (ent->s.origin, move);
move[2] -= 0.25;
trace = gi.trace (ent->s.origin, ent->mins, ent->maxs, move, ent, ent->clipmask);
if(ent->groundentity && ent->groundentity->inuse)
ent->groundentity = trace.ent;
else
ent->groundentity = NULL;
// if we're sitting on something flat and have no velocity of our own, return.
if (ent->groundentity && (trace.plane.normal[2] == 1.0) &&
!ent->velocity[0] && !ent->velocity[1] && !ent->velocity[2])
{
return;
}
// store the old origin
VectorCopy (ent->s.origin, old_origin);
SV_CheckVelocity (ent);
// add gravity
SV_AddGravity (ent);
if (ent->avelocity[0] || ent->avelocity[1] || ent->avelocity[2])
SV_AddRotationalFriction (ent);
// add friction
speed = VectorLength(ent->velocity);
if(ent->waterlevel) // friction for water movement
{
newspeed = speed - (sv_waterfriction * 6 * ent->waterlevel);
if (newspeed < 0)
newspeed = 0;
newspeed /= speed;
VectorScale (ent->velocity, newspeed, ent->velocity);
}
else if (!ent->groundentity) // friction for air movement
{
newspeed = speed - ((sv_friction));
if (newspeed < 0)
newspeed = 0;
newspeed /= speed;
VectorScale (ent->velocity, newspeed, ent->velocity);
}
else // use ground friction
{
newspeed = speed - (sv_friction * 6);
if (newspeed < 0)
newspeed = 0;
newspeed /= speed;
VectorScale (ent->velocity, newspeed, ent->velocity);
}
SV_FlyMove (ent, FRAMETIME, ent->clipmask);
gi.linkentity (ent);
G_TouchTriggers (ent);
// check for water transition
wasinwater = (ent->watertype & MASK_WATER);
ent->watertype = gi.pointcontents (ent->s.origin);
isinwater = ent->watertype & MASK_WATER;
if (isinwater)
ent->waterlevel = 1;
else
ent->waterlevel = 0;
if (!wasinwater && isinwater)
gi.positioned_sound (old_origin, g_edicts, CHAN_AUTO, gi.soundindex("misc/h2ohit1.wav"), 1, 1, 0);
else if (wasinwater && !isinwater)
gi.positioned_sound (ent->s.origin, g_edicts, CHAN_AUTO, gi.soundindex("misc/h2ohit1.wav"), 1, 1, 0);
// move teamslaves
for (slave = ent->teamchain; slave; slave = slave->teamchain)
{
VectorCopy (ent->s.origin, slave->s.origin);
gi.linkentity (slave);
}
}
/*
================
SV_Physics_Client
Player character actions
================
*/
void SV_Physics_Client (edict_t *ent, int num)
{
if ( ! svs.clients[num-1].active )
return; // unconnected slot
//
// call standard client pre-think
//
pr_global_struct->time = sv.time;
pr_global_struct->self = EDICT_TO_PROG(ent);
PR_ExecuteProgram (pr_global_struct->PlayerPreThink);
//
// do a move
//
SV_CheckVelocity (ent);
//
// decide which move function to call
//
switch ((int)ent->v.movetype)
{
case MOVETYPE_NONE:
if (!SV_RunThink (ent))
return;
break;
case MOVETYPE_WALK:
if (!SV_RunThink (ent))
return;
if (!SV_CheckWater (ent) && ! ((int)ent->v.flags & FL_WATERJUMP) )
SV_AddGravity (ent);
SV_CheckStuck (ent);
SV_WalkMove (ent);
break;
case MOVETYPE_TOSS:
case MOVETYPE_BOUNCE:
SV_Physics_Toss (ent);
break;
case MOVETYPE_FLY:
if (!SV_RunThink (ent))
return;
SV_CheckWater (ent);
SV_FlyMove (ent, host_frametime, NULL);
break;
case MOVETYPE_NOCLIP:
if (!SV_RunThink (ent))
return;
ent->v.waterlevel = 0; // Avoid annoying waterjumps in noclip
ent->v.watertype = CONTENTS_EMPTY; // Avoid annoying waterjumps in noclip
VectorMA (ent->v.origin, host_frametime, ent->v.velocity, ent->v.origin);
break;
default:
Host_Error ("SV_Physics_client: bad movetype %i", (int)ent->v.movetype);
}
//
// call standard player post-think
//
if (ent->v.movetype == MOVETYPE_NOCLIP)
SV_LinkEdict (ent, false); // don't touch triggers in noclip
else
SV_LinkEdict (ent, true);
pr_global_struct->time = sv.time;
pr_global_struct->self = EDICT_TO_PROG(ent);
PR_ExecuteProgram (pr_global_struct->PlayerPostThink);
}
