CFixVector *get_dy_vec (int h)
{
CFixVector *dyp;
dyp = yCache + h;
if (!ycFlags [h]) {
CFixVector tv = mSurfaceOrient.UVec () * (h * TERRAIN_HEIGHT_SCALE);
transformation.RotateScaled (*dyp, tv);
ycFlags [h] = 1;
}
return dyp;
}
void CFile::WriteMatrix (const CFixMatrix& m)
{
WriteVector (m.RVec());
WriteVector (m.UVec());
WriteVector (m.FVec());
}
void CFile::ReadMatrix (CFixMatrix& m)
{
ReadVector (m.RVec());
ReadVector (m.UVec());
ReadVector (m.FVec());
}
void CParticle::Setup (float fBrightness, char nFrame, char nRotFrame, tParticleVertex* pb, int nThread)
{
CFloatVector3 vCenter, uVec, rVec;
float fScale;
vCenter.Assign (m_vPos);
if ((m_nType <= SMOKE_PARTICLES) && m_bBlowUp) {
#if DBG
if (m_nFadeType == 3)
fScale = 1.0;
else if (m_decay > 0.9f)
fScale = (1.0f - pow (m_decay, 44.0f)) / float (pow (m_decay, 0.25f));
else
fScale = 1.0f / float (pow (m_decay, 0.25f));
#else
fScale = (m_nFadeType == 3)
? 1.0f
: (m_decay > 0.9f) // start from zero size by scaling with pow (m_decay, 44f) which is < 0.01 for m_decay == 0.9f
? (1.0f - pow (m_decay, 44.0f)) / float (pow (m_decay, 0.3333333f))
: 1.0f / float (pow (m_decay, 0.3333333f));
#endif
}
else {
fScale = m_decay;
}
pb [0].color =
pb [1].color =
pb [2].color =
pb [3].color = m_renderColor;
float hx = ParticleImageInfo (m_nType).xBorder;
pb [m_nOrient].texCoord.v.u =
pb [(m_nOrient + 3) % 4].texCoord.v.u = m_texCoord.v.u + hx;
pb [(m_nOrient + 1) % 4].texCoord.v.u =
pb [(m_nOrient + 2) % 4].texCoord.v.u = m_texCoord.v.u + m_deltaUV - hx;
float hy = ParticleImageInfo (m_nType).yBorder;
pb [m_nOrient].texCoord.v.v =
pb [(m_nOrient + 1) % 4].texCoord.v.v = m_texCoord.v.v + hy;
pb [(m_nOrient + 2) % 4].texCoord.v.v =
pb [(m_nOrient + 3) % 4].texCoord.v.v = m_texCoord.v.v + m_deltaUV - hy;
if ((m_nType == BUBBLE_PARTICLES) && gameOpts->render.particles.bWiggleBubbles)
vCenter [X] += (float) sin (nFrame / 4.0f * Pi) / (10 + rand () % 6);
if (m_bRotate && gameOpts->render.particles.bRotate) {
int i = (m_nOrient & 1) ? 63 - m_nRotFrame : m_nRotFrame;
CFixMatrix mOrient = gameData.objs.viewerP->info.position.mOrient * mRot [i];
uVec.Assign (mOrient.UVec ());
rVec.Assign (mOrient.RVec ());
}
else {
uVec.Assign (gameData.objs.viewerP->info.position.mOrient.UVec ());
rVec.Assign (gameData.objs.viewerP->info.position.mOrient.RVec ());
}
uVec *= m_nHeight * fScale;
rVec *= m_nWidth * fScale;
pb [0].vertex = vCenter - rVec - uVec;
pb [1].vertex = vCenter - rVec + uVec;
pb [2].vertex = vCenter + rVec + uVec;
pb [3].vertex = vCenter + rVec - uVec;
}
int FireWeaponDelayedWithSpread (
CObject *objP,
ubyte nLaserType,
int nGun,
fix xSpreadR,
fix xSpreadU,
fix xDelay,
int bMakeSound,
int bHarmless,
short nLightObj)
{
short nLaserSeg;
int nFate;
CFixVector vLaserPos, vLaserDir, *vGunPoints;
CHitQuery fq;
CHitData hitData;
int nObject;
CObject* laserP;
#if FULL_COCKPIT_OFFS
int bLaserOffs = ((gameStates.render.cockpit.nType == CM_FULL_COCKPIT) &&
(objP->Index () == LOCALPLAYER.nObject));
#else
int bLaserOffs = 0;
#endif
CFixMatrix m;
int bSpectate = SPECTATOR (objP);
tObjTransformation* posP = bSpectate ? &gameStates.app.playerPos : &objP->info.position;
#if DBG
if (nLaserType == SMARTMINE_BLOB_ID)
nLaserType = nLaserType;
#endif
CreateAwarenessEvent (objP, PA_WEAPON_WALL_COLLISION);
// Find the initial vPosition of the laser
if (!(vGunPoints = GetGunPoints (objP, nGun)))
return 0;
TransformGunPoint (objP, vGunPoints, nGun, xDelay, nLaserType, &vLaserPos, &m);
//--------------- Find vLaserPos and nLaserSeg ------------------
fq.p0 = &posP->vPos;
fq.startSeg = bSpectate ? gameStates.app.nPlayerSegment : objP->info.nSegment;
fq.p1 = &vLaserPos;
fq.radP0 =
fq.radP1 = 0x10;
fq.thisObjNum = objP->Index ();
fq.ignoreObjList = NULL;
fq.flags = FQ_CHECK_OBJS | FQ_IGNORE_POWERUPS;
fq.bCheckVisibility = false;
nFate = FindHitpoint (&fq, &hitData);
nLaserSeg = hitData.hit.nSegment;
if (nLaserSeg == -1) { //some sort of annoying error
return -1;
}
//SORT OF HACK... IF ABOVE WAS CORRECT THIS WOULDNT BE NECESSARY.
if (CFixVector::Dist (vLaserPos, posP->vPos) > 3 * objP->info.xSize / 2) {
return -1;
}
if (nFate == HIT_WALL) {
return -1;
}
#if 0
//as of 12/6/94, we don't care if the laser is stuck in an object. We
//just fire away normally
if (nFate == HIT_OBJECT) {
if (OBJECTS [hitData.hitObject].nType == OBJ_ROBOT)
OBJECTS [hitData.hitObject].Die ();
if (OBJECTS [hitData.hitObject].nType != OBJ_POWERUP)
return;
}
#endif
// Now, make laser spread out.
vLaserDir = m.FVec ();
if (xSpreadR || xSpreadU) {
vLaserDir += m.RVec () * xSpreadR;
vLaserDir += m.UVec () * xSpreadU;
}
if (bLaserOffs)
vLaserDir += m.UVec () * LASER_OFFS;
nObject = CreateNewWeapon (&vLaserDir, &vLaserPos, nLaserSeg, objP->Index (), nLaserType, bMakeSound);
// Omega cannon is a hack, not surprisingly. Don't want to do the rest of this stuff.
if (nLaserType == OMEGA_ID)
return -1;
if (nObject == -1)
return -1;
//TrackWeaponObject (nObject, int (objP->info.nId));
laserP = OBJECTS + nObject;
if ((nLaserType == GUIDEDMSL_ID) && gameData.multigame.bIsGuided)
gameData.objs.guidedMissile [objP->info.nId].objP = laserP;
gameData.multigame.bIsGuided = 0;
if (gameData.objs.bIsMissile [nLaserType] && (nLaserType != GUIDEDMSL_ID)) {
if (!gameData.objs.missileViewerP && (objP->info.nId == gameData.multiplayer.nLocalPlayer))
gameData.objs.missileViewerP = laserP;
}
// If this weapon is supposed to be silent, set that bit!
if (!bMakeSound)
laserP->info.nFlags |= OF_SILENT;
// If this weapon is supposed to be silent, set that bit!
if (bHarmless)
laserP->info.nFlags |= OF_HARMLESS;
// If the object firing the laser is the CPlayerData, then indicate the laser object so robots can dodge.
// New by MK on 6/8/95, don't let robots evade proximity bombs, thereby decreasing uselessness of bombs.
if ((objP == gameData.objs.consoleP) && !WeaponIsPlayerMine (laserP->info.nId))
gameStates.app.bPlayerFiredLaserThisFrame = nObject;
if (gameStates.app.cheats.bHomingWeapons || gameData.weapons.info [nLaserType].homingFlag) {
if (objP == gameData.objs.consoleP) {
laserP->cType.laserInfo.nHomingTarget = FindHomingObject (&vLaserPos, laserP);
gameData.multigame.laser.nTrack = laserP->cType.laserInfo.nHomingTarget;
}
else {// Some other CPlayerData shot the homing thing
Assert (IsMultiGame);
laserP->cType.laserInfo.nHomingTarget = gameData.multigame.laser.nTrack;
}
}
lightClusterManager.Add (nObject, nLightObj);
return nObject;
}
