/*QUAKED func_pendulum (0 .5 .8) ?
You need to have an origin brush as part of this entity.
Pendulums always swing north / south on unrotated models. Add an angles field to the model to allow rotation in other directions.
Pendulum frequency is a physical constant based on the length of the beam and gravity.
"model2" .md3 model to also draw
"speed" the number of degrees each way the pendulum swings, (30 default)
"phase" the 0.0 to 1.0 offset in the cycle to start at
"dmg" damage to inflict when blocked (2 default)
"color" constantLight color
"light" constantLight radius
*/
void SP_func_pendulum(gentity_t *ent) {
float freq;
float length;
float phase;
float speed;
G_SpawnFloat( "speed", "30", &speed );
G_SpawnInt( "dmg", "2", &ent->damage );
G_SpawnFloat( "phase", "0", &phase );
G_SetBrushModel( ent, ent->model );
// find pendulum length
length = fabs( ent->s.mins[2] );
if ( length < 8 ) {
length = 8;
}
freq = 1 / ( M_PI * 2 ) * sqrt( g_gravity.value / ( 3 * length ) );
ent->s.pos.trDuration = ( 1000 / freq );
InitMover( ent );
VectorCopy( ent->s.origin, ent->s.pos.trBase );
VectorCopy( ent->s.origin, ent->r.currentOrigin );
VectorCopy( ent->s.angles, ent->s.apos.trBase );
ent->s.apos.trDuration = 1000 / freq;
ent->s.apos.trTime = ent->s.apos.trDuration * phase;
ent->s.apos.trType = TR_SINE;
ent->s.apos.trDelta[2] = speed;
}
/*QUAKED func_rotating (0 .5 .8) ? START_ON - X_AXIS Y_AXIS
You need to have an origin brush as part of this entity. The center of that brush will be
the point around which it is rotated. It will rotate around the Z axis by default. You can
check either the X_AXIS or Y_AXIS box to change that.
"model2" .md3 model to also draw
"speed" determines how fast it moves; default value is 100.
"dmg" damage to inflict when blocked (2 default)
"color" constantLight color
"light" constantLight radius
*/
void SP_func_rotating (gentity_t *ent) {
if ( !ent->speed ) {
ent->speed = 100;
}
// set the axis of rotation
ent->s.apos.trType = TR_LINEAR;
if ( ent->spawnflags & 4 ) {
ent->s.apos.trDelta[2] = ent->speed;
} else if ( ent->spawnflags & 8 ) {
ent->s.apos.trDelta[0] = ent->speed;
} else {
ent->s.apos.trDelta[1] = ent->speed;
}
if (!ent->damage) {
ent->damage = 2;
}
G_SetBrushModel( ent, ent->model );
InitMover( ent );
VectorCopy( ent->s.origin, ent->s.pos.trBase );
VectorCopy( ent->s.pos.trBase, ent->r.currentOrigin );
VectorCopy( ent->s.apos.trBase, ent->r.currentAngles );
trap_LinkEntity( ent );
}
/*QUAKED func_bobbing (0 .5 .8) ? X_AXIS Y_AXIS
Normally bobs on the Z axis
"model2" .md3 model to also draw
"height" amplitude of bob (32 default)
"speed" seconds to complete a bob cycle (4 default)
"phase" the 0.0 to 1.0 offset in the cycle to start at
"dmg" damage to inflict when blocked (2 default)
"color" constantLight color
"light" constantLight radius
*/
void SP_func_bobbing (gentity_t *ent) {
float height;
float phase;
G_SpawnFloat( "speed", "4", &ent->speed );
G_SpawnFloat( "height", "32", &height );
G_SpawnInt( "dmg", "2", &ent->damage );
G_SpawnFloat( "phase", "0", &phase );
G_SetBrushModel( ent, ent->model );
InitMover( ent );
VectorCopy( ent->s.origin, ent->s.pos.trBase );
VectorCopy( ent->s.origin, ent->r.currentOrigin );
ent->s.pos.trDuration = ent->speed * 1000;
ent->s.pos.trTime = ent->s.pos.trDuration * phase;
ent->s.pos.trType = TR_SINE;
// set the axis of bobbing
if ( ent->spawnflags & 1 ) {
ent->s.pos.trDelta[0] = height;
} else if ( ent->spawnflags & 2 ) {
ent->s.pos.trDelta[1] = height;
} else {
ent->s.pos.trDelta[2] = height;
}
}
/*QUAKED func_train (0 .5 .8) ? START_ON TOGGLE BLOCK_STOPS
A train is a mover that moves between path_corner target points.
Trains MUST HAVE AN ORIGIN BRUSH.
The train spawns at the first target it is pointing at.
"model2" .md3 model to also draw
"speed" default 100
"dmg" default 2
"noise" looping sound to play when the train is in motion
"target" next path corner
"color" constantLight color
"light" constantLight radius
*/
void SP_func_train (gentity_t *self) {
VectorClear (self->s.angles);
if (self->spawnflags & TRAIN_BLOCK_STOPS) {
self->damage = 0;
} else {
if (!self->damage) {
self->damage = 2;
}
}
if ( !self->speed ) {
self->speed = 100;
}
if ( !self->target ) {
G_Printf ("func_train without a target at %s\n", vtos(self->r.absmin));
G_FreeEntity( self );
return;
}
G_SetBrushModel( self, self->model );
InitMover( self );
self->reached = Reached_Train;
// start trains on the second frame, to make sure their targets have had
// a chance to spawn
self->nextthink = level.time + FRAMETIME;
self->think = Think_SetupTrainTargets;
}
void InitTrigger(gentity_t *self)
{
if (!VectorCompare(self->r.currentAngles, vec3_origin))
G_SetMovedir(self->r.currentAngles, self->movedir);
G_SetBrushModel(self, self->model);
self->r.contents = CONTENTS_TRIGGER; // replaces the -1 from G_SetBrushModel
self->r.svFlags = SVF_NOCLIENT;
}
/*QUAKED func_button (0 .5 .8) ?
When a button is touched, it moves some distance in the direction of its angle, triggers all of its targets, waits some time, then returns to its original position where it can be triggered again.
"model2" .md3 model to also draw
"angle" determines the opening direction
"target" all entities with a matching targetname will be used
"speed" override the default 40 speed
"wait" override the default 1 second wait (-1 = never return)
"lip" override the default 4 pixel lip remaining at end of move
"health" if set, the button must be killed instead of touched
"color" constantLight color
"light" constantLight radius
*/
void SP_func_button( gentity_t *ent ) {
vec3_t abs_movedir;
float distance;
vec3_t size;
float lip;
ent->sound1to2 = G_SoundIndex("sound/movers/switches/butn2.wav");
if ( !ent->speed ) {
ent->speed = 40;
}
if ( !ent->wait ) {
ent->wait = 1;
}
ent->wait *= 1000;
// first position
VectorCopy( ent->s.origin, ent->pos1 );
// calculate second position
G_SetBrushModel( ent, ent->model );
G_SpawnFloat( "lip", "4", &lip );
G_SetMovedir( ent->s.angles, ent->movedir );
abs_movedir[0] = fabs(ent->movedir[0]);
abs_movedir[1] = fabs(ent->movedir[1]);
abs_movedir[2] = fabs(ent->movedir[2]);
VectorSubtract( ent->s.maxs, ent->s.mins, size );
distance = abs_movedir[0] * size[0] + abs_movedir[1] * size[1] + abs_movedir[2] * size[2] - lip;
VectorMA (ent->pos1, distance, ent->movedir, ent->pos2);
if (ent->health) {
// shootable button
ent->takedamage = qtrue;
} else {
// touchable button
ent->touch = Touch_Button;
}
InitMover( ent );
}
/*QUAKED func_plat (0 .5 .8) ?
Plats are always drawn in the extended position so they will light correctly.
"lip" default 8, protrusion above rest position
"height" total height of movement, defaults to model height
"speed" overrides default 200.
"dmg" overrides default 2
"model2" .md3 model to also draw
"color" constantLight color
"light" constantLight radius
*/
void SP_func_plat (gentity_t *ent) {
float lip, height;
ent->sound1to2 = ent->sound2to1 = G_SoundIndex("sound/movers/plats/pt1_strt.wav");
ent->soundPos1 = ent->soundPos2 = G_SoundIndex("sound/movers/plats/pt1_end.wav");
VectorClear (ent->s.angles);
G_SpawnFloat( "speed", "200", &ent->speed );
G_SpawnInt( "dmg", "2", &ent->damage );
G_SpawnFloat( "wait", "1", &ent->wait );
G_SpawnFloat( "lip", "8", &lip );
ent->wait = 1000;
// create second position
G_SetBrushModel( ent, ent->model );
if ( !G_SpawnFloat( "height", "0", &height ) ) {
height = (ent->s.maxs[2] - ent->s.mins[2]) - lip;
}
// pos1 is the rest (bottom) position, pos2 is the top
VectorCopy( ent->s.origin, ent->pos2 );
VectorCopy( ent->pos2, ent->pos1 );
ent->pos1[2] -= height;
InitMover( ent );
// touch function keeps the plat from returning while
// a live player is standing on it
ent->touch = Touch_Plat;
ent->blocked = Blocked_Door;
ent->parent = ent; // so it can be treated as a door
// spawn the trigger if one hasn't been custom made
if ( !ent->targetname ) {
SpawnPlatTrigger(ent);
}
}
/*QUAKED func_door (0 .5 .8) ? START_OPEN x CRUSHER
TOGGLE wait in both the start and end states for a trigger event.
START_OPEN the door to moves to its destination when spawned, and operate in reverse. It is used to temporarily or permanently close off an area when triggered (not useful for touch or takedamage doors).
NOMONSTER monsters will not trigger this door
"model2" .md3 model to also draw
"angle" determines the opening direction
"targetname" if set, no touch field will be spawned and a remote button or trigger field activates the door.
"speed" movement speed (100 default)
"wait" wait before returning (3 default, -1 = never return)
"lip" lip remaining at end of move (8 default)
"dmg" damage to inflict when blocked (2 default)
"color" constantLight color
"light" constantLight radius
"health" if set, the door must be shot open
*/
void SP_func_door (gentity_t *ent) {
vec3_t abs_movedir;
float distance;
vec3_t size;
float lip;
ent->sound1to2 = ent->sound2to1 = G_SoundIndex("sound/movers/doors/dr1_strt.wav");
ent->soundPos1 = ent->soundPos2 = G_SoundIndex("sound/movers/doors/dr1_end.wav");
ent->blocked = Blocked_Door;
// default speed of 400
if (!ent->speed)
ent->speed = 400;
// default wait of 2 seconds
if (!ent->wait)
ent->wait = 2;
ent->wait *= 1000;
// default lip of 8 units
G_SpawnFloat( "lip", "8", &lip );
// default damage of 2 points
G_SpawnInt( "dmg", "2", &ent->damage );
// first position at start
VectorCopy( ent->s.origin, ent->pos1 );
// calculate second position
G_SetBrushModel( ent, ent->model );
G_SetMovedir (ent->s.angles, ent->movedir);
abs_movedir[0] = fabs(ent->movedir[0]);
abs_movedir[1] = fabs(ent->movedir[1]);
abs_movedir[2] = fabs(ent->movedir[2]);
VectorSubtract( ent->s.maxs, ent->s.mins, size );
distance = DotProduct( abs_movedir, size ) - lip;
VectorMA( ent->pos1, distance, ent->movedir, ent->pos2 );
// if "start_open", reverse position 1 and 2
if ( ent->spawnflags & 1 ) {
vec3_t temp;
VectorCopy( ent->pos2, temp );
VectorCopy( ent->s.origin, ent->pos2 );
VectorCopy( temp, ent->pos1 );
}
InitMover( ent );
ent->nextthink = level.time + FRAMETIME;
if ( ! (ent->flags & FL_TEAMSLAVE ) ) {
int health;
G_SpawnInt( "health", "0", &health );
if ( health ) {
ent->takedamage = qtrue;
}
if ( ent->targetname || health ) {
// non touch/shoot doors
ent->think = Think_MatchTeam;
} else {
ent->think = Think_SpawnNewDoorTrigger;
}
}
}
/*QUAKED func_static (0 .5 .8) ?
A bmodel that just sits there, doing nothing. Can be used for conditional walls and models.
"model2" .md3 model to also draw
"color" constantLight color
"light" constantLight radius
*/
void SP_func_static( gentity_t *ent ) {
G_SetBrushModel( ent, ent->model );
InitMover( ent );
VectorCopy( ent->s.origin, ent->s.pos.trBase );
VectorCopy( ent->s.origin, ent->r.currentOrigin );
}
