BTSV_API void BT_CheckFirePadBoxTrigger(btEntity self)
{
vec3 mins, maxs;
mins=v3add(self->mins, vec3(-8,-8,-8));
maxs=v3add(self->maxs, vec3( 8, 8, 8));
BT_CheckFireBBoxTrigger(self, mins, maxs);
}
BTSV_API void BT_CheckFireBBoxTrigger(btEntity self,
vec3 mins, vec3 maxs)
{
btEntity tmpArr[256];
btEntity lst, cur, nxt;
vec3 amins, amaxs;
int i, n;
amins=v3add(self->origin, mins);
amaxs=v3add(self->origin, maxs);
lst=BT_CheckBoxEnts(amins, amaxs, BT_TRACE_TRIGGER, self);
cur=lst; n=0;
n=0;
while(cur)
{
tmpArr[n++]=cur;
cur=cur->chain;
}
for(i=0; i<n; i++)
{
if(btEntityP(tmpArr[i]))
btEntTouch(tmpArr[i], self);
if(btEntityP(self))
btEntTouch(self, tmpArr[i]);
}
}
/** Calculate the physical center-point of an entity,
* which is not necessarily at its origin.
*/
BTSV_API vec3 btCalcCenter(btEntity self)
{
vec3 org, mid;
mid=v3scale(v3add(self->mins, self->maxs), 0.5);
org=v3add(self->origin, mid);
return(org);
}
BTSV_API int btPointBoxContents(vec3 org, vec3 mins, vec3 maxs, btEntity forent)
{
vec3 am, an;
am=v3add(org, mins);
an=v3add(org, maxs);
return(btBoxContents(am, an, forent));
}
void btEntityPlaneExtents(btEntity ent, vec4 norm,
float *rm, float *rn)
{
float mins[3], maxs[3], nv[4];
vfvec3(mins, v3add(ent->origin, ent->mins));
vfvec3(maxs, v3add(ent->origin, ent->maxs));
vfvec4(nv, norm);
Hull_BoxPlaneExtents(mins, maxs, nv, rm, rn);
}
BTSV_API vec3 btBoxStepMove(vec3 org, vec3 mins, vec3 maxs,
vec3 ivel, float dt, btEntity self)
{
vec3 org1;
#if 1
if(self)
{
self->flags&=~(BT_FL_SIMPLEMOVE|BT_FL_OFFGROUND|BT_FL_JUMPMOVE);
self->impulseVelocity=ivel;
if(self->flags&BT_FL_CLIENT)
{
// self->flags&=~(BT_FL_ONGROUND);
}
}
if(self && (self->flags&BT_FL_NOCLIP))
{
org1=v3add(org, v3scale(ivel, dt));
return(org1);
}
#endif
org1=btBoxStepMoveI(org, mins, maxs, ivel, dt, self);
return(org1);
}
BTEIFGL_API void BGBDT_Part_ParticleExplosionBasic(
vec3d org, vec3 bvel, vec3 rvel, int cnt, int atxy, u32 clr)
{
BGBDT_Particle *tmp;
vec3 tvel, trvel;
int i;
for(i=0; i<cnt; i++)
{
// trvel=vec3(
// bgbdt_part_scurve(bgbdt_part_randsf()),
// bgbdt_part_scurve(bgbdt_part_randsf()),
// bgbdt_part_scurve(bgbdt_part_randsf()));
// trvel=vec3(
// bgbdt_part_scurve(bgbdt_part_randf())*2-1,
// bgbdt_part_scurve(bgbdt_part_randf())*2-1,
// bgbdt_part_scurve(bgbdt_part_randf())*2-1);
trvel=vec3(
bgbdt_part_randsf(),
bgbdt_part_randsf(),
bgbdt_part_randsf());
trvel=v3norm(trvel);
trvel=v3scale(trvel, 1.0+bgbdt_part_randsf()*0.25);
tvel=v3add(bvel, v3mul(rvel, trvel));
tmp=BGBDT_Part_SpawnParticle(org, tvel, atxy);
tmp->clr=clr;
tmp->ttl=500;
}
}
BTEIFGL_API void BGBDT_Part_ParticleEmitPara(
BGBDT_ParticleEmission *para)
{
BGBDT_Particle *tmp;
vec3 tvel, trvel;
int i;
for(i=0; i<para->cnt; i++)
{
trvel=vec3(
bgbdt_part_randsf(),
bgbdt_part_randsf(),
bgbdt_part_randsf());
trvel=v3norm(trvel);
trvel=v3scale(trvel, 1.0+bgbdt_part_randsf()*0.25);
tvel=v3add(para->bvel, v3mul(para->rvel, trvel));
tmp=BGBDT_Part_SpawnParticle(para->org, tvel, para->atxy);
tmp->zacc=para->zacc;
tmp->clr=para->clr;
tmp->clrvel=para->clrvel;
tmp->rad=para->rad;
tmp->ttl=para->ttl;
BGBDT_Part_UpdateParticleClr(tmp, bgbdt_part_randsf()*0.2);
}
}
/** Calculate the bounding radius for an entity from its center. */
BTSV_API float btCalcRadius(btEntity self)
{
vec3 org;
float rad;
// org=btCalcCenter(self);
org=v3scale(v3add(self->mins, self->maxs), 0.5);
rad=v3len(v3sub(self->maxs, org));
return(rad);
}
/**
* Determine if origin and bbox represent a place an entity can stand.
* Dist determines how far to look downwards for ground.
* This version will check points, and is only true if all of the points
* happen to align with the ground.
*/
BTSV_API int btCheckGroundDistPts(vec3 org, vec3 mins, vec3 maxs,
float dist, btEntity forent)
{
BTGE_Trace tr;
vec3 org1, org2;
int i;
if(!btCheckGroundDist(org, mins, maxs, dist, forent))
return(0);
org1=v3add(org, vec3(0, 0, v3z(mins)-dist));
// i=btPointBoxContents(org1, mins, maxs, forent);
// if(!i)
i=btTraceline(&tr, org, org1,
BT_TRACE_MONSTERS|BT_TRACE_BSPSOLID, forent);
if(!i)return(0);
// if(tr.fraction>=1.0)return(0);
#if 0
org2=v3add(org1, vec3(v3x(mins), v3y(mins), 0));
i=btTraceline(&tr, org, org2,
BT_TRACE_MONSTERS|BT_TRACE_BSPSOLID, forent);
if(!i)return(0);
org2=v3add(org1, vec3(v3x(maxs), v3y(mins), 0));
i=btTraceline(&tr, org, org2,
BT_TRACE_MONSTERS|BT_TRACE_BSPSOLID, forent);
if(!i)return(0);
org2=v3add(org1, vec3(v3x(mins), v3y(maxs), 0));
i=btTraceline(&tr, org, org2,
BT_TRACE_MONSTERS|BT_TRACE_BSPSOLID, forent);
if(!i)return(0);
org2=v3add(org1, vec3(v3x(maxs), v3y(maxs), 0));
i=btTraceline(&tr, org, org2,
BT_TRACE_MONSTERS|BT_TRACE_BSPSOLID, forent);
if(!i)return(0);
#endif
return(1);
}
void go_to_waiting_point() {
vec3d v;
if (check_all_conflict(&loc,&waitingPoint,NULL)) {
printf("GAHA:CONFLICT\n");
v3sub(&waitingPoint,&loc,&v);
v3simpleRotateY(&v,45);
v3add(&v,&loc,&v);
go_to_destination(&v);
} else {
go_to_destination(&waitingPoint);
}
}
vec3 BTGE_EntBSP_CalcEntityListOrigin(btWorld wrl, btEntity lst)
{
btEntity cur;
vec3 org;
int i, n;
cur=lst; org=vec3(0,0,0); n=0;
while(cur)
{
org=v3add(org, btCalcCenter(cur));
n++;
cur=cur->chain;
}
if(!n)n=1;
org=v3scale(org, 1.0/n);
return(org);
}
vec4 BTGE_EntBSP_CalcEntityListNodePlane(btWorld wrl,
btEntity lst, vec3 org)
{
btEntity cur;
vec3 dir, tdir;
vec4 norm;
int i, n;
cur=lst; dir=v3zero();
while(cur)
{
tdir=v3sub(btCalcCenter(cur), org);
tdir=v3abs(tdir);
dir=v3add(dir, tdir);
cur=cur->chain;
}
dir=v3norm(dir);
norm=v4plane(dir, v3dot(org, dir));
return(norm);
}
BTSV_API void BT_BlockPlacerTouch(btEntity self, btEntity other)
{
BTGE_VoxelData *vox;
btEntity nodmg;
vec3 org;
int x, y, z;
int i;
if(other)
{
if(other==self->owner)return;
if(other->solidtype==BT_SOLID_NOT)return;
if(other->solidtype==BT_SOLID_TRIGGER)return;
i=btEntityBoxContents(other, self->absmin, self->absmax);
if(!(i&BT_CONTENTS_CHECKSOLID))return;
if(i&BT_CONTENTS_SKY)return;
}
nodmg=NULL;
if(self->owner && (self->owner->flags&BT_FL_MONSTER))
{
//monsters shouldn't blow themselves up with their own missiles
nodmg=self->owner;
}
self->vt->touch=NULL;
if(!nodmg)nodmg=other;
if(self->state>=0)
{
// org=v3sub(self->origin, v3scale(self->velocity, 0.01));
org=self->origin;
}else
{
org=v3add(self->origin, v3scale(self->velocity, 0.025));
}
// x=v3x(org)/32;
// y=v3y(org)/32;
// z=v3z(org)/32;
x=floor(v3x(org)/32);
y=floor(v3y(org)/32);
z=floor(v3z(org)/32);
vox=BTGE_Voxel_GetWorldVoxel(btCurrentWorld(), x, y, z);
if((self->state>0) && (!vox || !vox->type))
{
//place block
vox=BTGE_Voxel_GetWorldVoxelDirty(btCurrentWorld(), x, y, z);
vox->type=self->state;
btSound(self, BT_CHAN_VOICE, "sound/weapons/blkset0",
1.0, BT_ATTN_NORM);
BT_EntitySmallSparksExplode(self);
return;
}
if((self->state<0) && vox && (vox->type>0))
{
//destroy block
vox=BTGE_Voxel_GetWorldVoxelDirty(btCurrentWorld(), x, y, z);
vox->type=0;
btSound(self, BT_CHAN_VOICE, "sound/weapons/blkbrk0",
1.0, BT_ATTN_NORM);
BT_EntitySmallSparksExplode(self);
return;
}
if(self->state<0)
{
BT_RadiusDamage(self, self->owner, self->damage, nodmg,
self->height, BT_MOD_BLASTER);
btSound(self, BT_CHAN_VOICE, "sound/weapons/blkbrk0",
1.0, BT_ATTN_NORM);
BT_EntitySmallSparksExplode(self);
return;
}
// BT_Damage(other, self->owner, self->damage, BT_MOD_BLASTER);
// BT_RadiusDamage(self, self->owner, self->damage, nodmg,
// self->height, BT_MOD_BLASTER);
// BT_EntitySparksExplode(self);
}
void BT_MonsterStartGo(btEntity self)
{
btEntity cur, lst;
// if(!self->eAct)self->eAct=gcalloc(sizeof(BTGE_EntityActor));
if(!btWalkmove(self, 0, 0))
self->origin=v3add(self->origin, vec3(0, 0, 8));
if(!btWalkmove(self, 0, 0))
{
//started in solid
btDPrint("monster %s start solid at (%s)\n",
self->classname,
btVec3ToStr(self->origin));
}
if(self->health==0)
self->health=25;
if(self->maxHealth==0)
self->maxHealth=self->health;
if(!self->ttsVoice)
self->ttsVoice="female0";
self->takedamage=BT_DAMAGE_AIM;
self->idealYaw=btCurrentYaw(self);
if(self->yawSpeed==0)
self->yawSpeed=360;
self->vieworg=vec3(0,0,25);
self->f_use=BT_MonsterUse;
self->flags|=BT_FL_MONSTER;
if(self->target)
{
lst=btFindTargets(self->target);
if(!lst)
{
btDPrint("monster %s missing target at (%s)\n",
self->classname,
btVec3ToStr(self->origin));
}
cur=lst;
while(cur)
{
if(!strcmp(cur->classname, "path_corner"))
self->goalEntity=cur;
if(!strcmp(cur->classname, "path_corner_event"))
self->goalEntity=cur;
cur=cur->chain;
}
}
if(self->goalEntity)
{
self->moveTarget=self->goalEntity;
BTAI_ScriptedSetNode(self, self->goalEntity);
if(self->anim)
return;
#if 0
self->moveTarget=self->goalEntity;
if(self->goalEntity==self)
{
self->goalEntity=NULL;
self->moveTarget=self->goalEntity;
}
#endif
}
if(self->moveTarget)
{
btEntWalk(self);
}else
{
self->pauseTime=btDelayTime(999999);
btEntStand(self);
}
BT_EntityDialogSetupTest(self);
}
BTSV_API int btWalkmove(btEntity self, float yaw, float dist)
{
vec3 org, dir, org1;
int i;
if(dist>0)
{
// printf("btWalkmove: %d %f, %d %d\n", (int)yaw, dist,
// (int)self->idealYaw, (int)btCurrentYaw(self));
}
#if 1
if(self->flags&BT_FL_SCRIPTED)
{
//predict and update flags as usual
// dir=BT_TargetDirection(self, self->goalEntity);
// dir=v3scale(dir, dist/btge_framedt);
dir=v3scale(btYawVector(yaw), dist/btge_framedt);
org=btBoxStepMove(self->origin, self->mins, self->maxs,
dir, btge_framedt, self);
if(self->flags&BT_FL_SIMPLEMOVE)
{
self->origin=org;
return(1);
}
//but force the movement
org=v3add(self->origin, v3scale(dir, btge_framedt));
self->origin=org;
return(1);
}
#endif
#if 1
// btge_tempSelf=self;
dir=v3scale(btYawVector(yaw), dist/btge_framedt);
org=btBoxStepMove(self->origin, self->mins, self->maxs,
dir, btge_framedt, self);
self->origin=org;
// btge_tempSelf=NULL;
if(self->flags&BT_FL_SIMPLEMOVE)
return(1);
return(0);
#endif
#if 0
//calculate desired spot
dir=v3scale(btYawVector(yaw), dist);
org=v3add(self->origin, dir);
if(self->flags&BT_FL_FLY)
{
if(btCheckFlySpot(org, self->mins, self->maxs, self))
{
self->origin=org;
return(1);
}
return(0);
}
if(self->flags&BT_FL_SWIM)
{
if(btCheckSwimSpot(org, self->mins, self->maxs, self))
{
self->origin=org;
return(1);
}
return(0);
}
if(btCheckOnGround(org, self->mins, self->maxs, self))
{
//ok, no problem
self->origin=org;
return(1);
}
if(btCheckGroundDist(org, self->mins, self->maxs, 12, self))
{
//ok, but no longer on-ground (gone off a step or similar)
BT_WalkmovePointAdjGround(self, org);
// self->flags&=~BT_FL_ONGROUND;
// self->origin=org;
return(1);
}
org1=v3add(org, vec3(0,0,8));
if(btCheckGroundDist(org1, self->mins, self->maxs, 12, self))
{
//ok, but went up a step or similar
BT_WalkmovePointAdjGround(self, org1);
return(1);
}
//can't go there
return(0);
#endif
}
vec3 btBoxStepMoveI(vec3 org, vec3 mins, vec3 maxs,
vec3 ivel, float dt, btEntity self)
{
vec3 norg, org1, org2, org3;
float f;
int i, j;
if(dt>0.5)
{
return(org);
}
if(dt>(1.0/24))
{
f=dt*0.5;
org1=btBoxStepMoveI(org, mins, maxs, ivel, f, self);
if(self && (self->flags&BT_FL_JUMPMOVE))
return(btBoxStepMoveFall(org1, mins, maxs, f, self));
org2=btBoxStepMoveI(org1, mins, maxs, ivel, f, self);
return(org2);
}
#if 0
if(self)
{
self->flags&=~(BT_FL_SIMPLEMOVE|BT_FL_OFFGROUND|BT_FL_JUMPMOVE);
self->impulseVelocity=ivel;
if(self->flags&BT_FL_CLIENT)
{
// self->flags&=~(BT_FL_ONGROUND);
}
}
if(self && (self->flags&BT_FL_NOCLIP))
{
org1=v3add(org, v3scale(ivel, dt));
return(org1);
}
#endif
//can't move if dead
if(self && (self->health<0))
{
org1=btBoxStepMoveFall(org, mins, maxs, dt, self);
return(org1);
}
org1=v3add(org, v3scale(ivel, dt));
// f=64*dt;
// org2=v3sub(org1, vec3(0, 0, f));
i=btPointBoxContents(org1, mins, maxs, self);
// j=btPointBoxContents(org2, mins, maxs);
// if(!i)
if(!(i&BT_CONTENTS_PLAYERSOLID))
{
if(self)self->flags|=BT_FL_SIMPLEMOVE;
org2=btBoxStepMoveFall(org1, mins, maxs, dt, self);
#if 0
if(self && (self->flags&BT_FL_MONSTER) &&
!(self->flags&(BT_FL_ONGROUND|BT_FL_FLY|BT_FL_SWIM)))
{
//ok, not onground, assume walked off a ledge
self->flags&=~BT_FL_SIMPLEMOVE;
org2=btBoxStepMoveFall(org, mins, maxs, dt, self);
}
#endif
#if 1
if(self && (self->flags&BT_FL_MONSTER) &&
!(self->flags&(BT_FL_FLY|BT_FL_SWIM)))
{
// j=btCheckGroundDist(org1, mins, maxs, 16, self);
// j=btCheckGroundDist(org1, mins, maxs, 24, self);
// j=btCheckGroundDistPts(org1, mins, maxs, 24, self);
j=btCheckGroundDistPts(org1, mins, maxs, 36, self);
if(!j)
{
printf("btBoxStepMove: %d Ledge Detect Handle\n",
self->entnum);
self->flags&=~BT_FL_SIMPLEMOVE;
org2=btBoxStepMoveFall(org, mins, maxs, dt, self);
}
}
#endif
return(org2);
}
if((fabs(v3x(ivel))>fabs(v3z(ivel))) &&
(fabs(v3y(ivel))>fabs(v3z(ivel))))
{
//assume sliding along ground
org1=vec3(v3x(org1), v3y(org1), v3z(org));
i=btPointBoxContents(org1, mins, maxs, self);
// if(!i)return(org1);
if(!(i&BT_CONTENTS_PLAYERSOLID))
{
if(self)self->flags|=BT_FL_SIMPLEMOVE;
return(btBoxStepMoveFall(org1, mins, maxs, dt, self));
// return(org1);
}
}
for(j=0; j<4; j++)
{
org2=vec3(v3x(org1), v3y(org1), v3z(org1)+(j+1)*4);
i=btPointBoxContents(org2, mins, maxs, self);
// if(!i)return(org2);
if(!(i&BT_CONTENTS_PLAYERSOLID))
{
if(self)self->flags|=BT_FL_SIMPLEMOVE;
return(btBoxStepMoveFall(org2, mins, maxs, dt, self));
// return(org2);
}
}
if(self && (self->flags&BT_FL_MONSTER))
{
org2=vec3(v3x(org1), v3y(org1), v3z(org1)+34);
i=btPointBoxContents(org2, mins, maxs, self);
// if(!i)return(org2);
if(!(i&BT_CONTENTS_PLAYERSOLID))
{
printf("btBoxStepMove: %d Jump Move, flags=%08X\n",
self->entnum, self->flags);
self->flags|=BT_FL_JUMPMOVE;
return(btBoxStepMoveFall(org, mins, maxs, dt, self));
}
}
#if 0
if(self && (self->flags&BT_FL_MONSTER) &&
!(self->flags&(BT_FL_FLY|BT_FL_SWIM)))
{
// printf("btBoxStepMove: %d Compound Move\n",
// self->entnum);
return(btBoxStepMoveFall(org, mins, maxs, dt, self));
}
#endif
org2=btBoxStepMoveSlide(org, mins, maxs, ivel, dt, org1, self);
i=btPointBoxContents(org2, mins, maxs, self);
// if(!i)return(org2);
if(!(i&BT_CONTENTS_PLAYERSOLID))
{
if(self)self->flags|=BT_FL_SIMPLEMOVE;
return(btBoxStepMoveFall(org2, mins, maxs, dt, self));
}
for(j=0; j<4; j++)
{
org2=vec3(v3x(org1), v3y(org1), v3z(org1)+(j+1)*4);
// i=btPointBoxContents(org2, mins, maxs);
// if(!i)return(org2);
org2=btBoxStepMoveSlide(org, mins, maxs, ivel, dt, org2, self);
i=btPointBoxContents(org2, mins, maxs, self);
if(!(i&BT_CONTENTS_PLAYERSOLID))
{
if(self)self->flags|=BT_FL_SIMPLEMOVE;
return(btBoxStepMoveFall(org2, mins, maxs, dt, self));
}
}
return(btBoxStepMoveFall(org, mins, maxs, dt, self));
// return(org);
}
BTSV_API vec3 btBoxStepMoveFall(
vec3 org, vec3 mins, vec3 maxs, float dt, btEntity self)
{
vec3 org1, org2, vel;
float f;
int i, j;
f=256*dt;
vel=vec3(0, 0, -f);
if(self)
{
// self->flags&=~BT_FL_INWATER;
self->flags&=~(BT_FL_ONGROUND|BT_FL_INWATER);
//flying entities don't fall
if(self->flags&BT_FL_FLY)
return(org);
vel=v3scale(self->velocity, dt);
}
// f=64*dt;
// f=256*dt;
// org1=v3sub(org, vec3(0, 0, f));
org1=v3add(org, vel);
i=btPointBoxContents(org1, mins, maxs, self);
if(i&BT_CONTENTS_PLAYERSOLID)
{
if(self)
{
if(self->flags&BT_FL_CLIENT)
{
// printf("client impact\n");
// BT_ClientImpact(self, self->velocity);
BT_ClientImpact(self,
v3add(self->velocity,
self->impulseVelocity));
}
self->flags|=BT_FL_ONGROUND;
self->velocity=vec3(0,0,0);
j=btPointContents(org, self);
if(j&BT_CONTENTS_FLUID)
{
self->flags|=BT_FL_INWATER;
}
}
return(org);
}
if(self && (self->flags&BT_FL_CLIENT))
{
org2=v3sub(org, vec3(0, 0, 2));
i=btPointBoxContents(org2, mins, maxs, self);
if(i&BT_CONTENTS_PLAYERSOLID)
{
self->flags|=BT_FL_ONGROUND;
}
}
j=btPointContents(org, self);
if(j&BT_CONTENTS_FLUID)
{
if(self)
{
self->flags|=BT_FL_INWATER;
//swim entities don't sink
if(self->flags&BT_FL_SWIM)
return(org);
f=1.0-dt;
if(f<0)f=0;
self->velocity=v3scale(self->velocity, f);
// self->velocity=vec3(0,0,0);
}
//reduced falling speed
// f=16*dt;
// org1=v3sub(org, vec3(0, 0, f));
if(!self)
org1=v3addscale(org, vel, 0.25);
}
return(org1);
}
void BT_WalkmonsterStartGo(btEntity self)
{
self->origin=v3add(self->origin, vec3(0, 0, 1));
btDropToFloor(self);
BT_MonsterStartGo(self);
}
