//+>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>+
//| From IPFTest |
//+>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>+
bool PFTestGoToNextEvent::Proceed(IObject* pCont,
PreciseTimeValue timeStart,
PreciseTimeValue& timeEnd,
Object* pSystem,
INode* pNode,
INode* actionNode,
IPFIntegrator* integrator,
BitArray& testResult,
Tab<float>& testTime)
{
int conditionType = pblock()->GetInt(kGoToNextEvent_conditionType, timeStart);
bool exactStep = IsExactIntegrationStep(timeEnd, pSystem);
// get channel container interface
IChannelContainer* chCont;
chCont = GetChannelContainerInterface(pCont);
if (chCont == NULL) return false;
// acquire absolutely necessary particle channels
IParticleChannelAmountR* chAmount = GetParticleChannelAmountRInterface(pCont);
if (chAmount == NULL) return false; // can't find number of particles in the container
IParticleChannelPTVR* chTime = GetParticleChannelTimeRInterface(pCont);
if (chTime == NULL) return false; // can't read timing info for a particle
int count = chAmount->Count();
if (count <= 0) return true;
testResult.SetSize(count);
testTime.SetCount(count);
if((conditionType == kGoToNextEvent_conditionType_all) && exactStep) {
testResult.SetAll();
for(int i=0; i<count; i++) testTime[i] = 0.0f;
} else {
testResult.ClearAll();
}
return true;
}
//+>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>+
//| From IPFTest |
//+>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>+
bool PFTestSplitSelected::Proceed(IObject* pCont,
PreciseTimeValue timeStart,
PreciseTimeValue& timeEnd,
Object* pSystem,
INode* pNode,
INode* actionNode,
IPFIntegrator* integrator,
BitArray& testResult,
Tab<float>& testTime)
{
bool exactStep = IsExactIntegrationStep(timeEnd, pSystem);
int conditionType = pblock()->GetInt(kSplitSelected_conditionType, timeStart);
// acquire absolutely necessary particle channels
IParticleChannelAmountR* chAmount = GetParticleChannelAmountRInterface(pCont);
if (chAmount == NULL) return false; // can't find number of particles in the container
int count = chAmount->Count();
IParticleChannelPTVR* chTime = GetParticleChannelTimeRInterface(pCont);
if (chTime == NULL) return false; // can't read timing info for a particle
IParticleChannelBoolR* chSelect = GetParticleChannelSelectionRInterface(pCont);
// test all particles
testResult.SetSize(count);
testResult.ClearAll();
testTime.SetCount(count);
for(int i=0; i<count; i++)
{
bool selected = (chSelect != NULL) ? chSelect->GetValue(i) : false;
bool sendOut = ((selected && (conditionType == kSplitSelected_conditionType_selected))
|| (!selected && (conditionType == kSplitSelected_conditionType_notSelected)));
if (sendOut && exactStep) {
testResult.Set(i);
testTime[i] = 0.0f;
}
}
return true;
}
bool PFOperatorMaterialStatic::Proceed(IObject* pCont,
PreciseTimeValue timeStart,
PreciseTimeValue& timeEnd,
Object* pSystem,
INode* pNode,
INode* actionNode,
IPFIntegrator* integrator)
{
if (pblock() == NULL) return false;
int assignID = pblock()->GetInt(kMaterialStatic_assignID, timeEnd);
if (assignID == 0) return true; // nothing to assign
int showInViewport = pblock()->GetInt(kMaterialStatic_showInViewport, timeEnd);
if (!showInViewport) { // check if the system is in render; if not then return
IPFSystem* iSystem = GetPFSystemInterface(pSystem);
if (iSystem == NULL) return false;
if (!iSystem->IsRenderState()) return true; // nothing to show in viewport
}
int type = pblock()->GetInt(kMaterialStatic_type, timeEnd);
// acquire absolutely necessary particle channels
IParticleChannelAmountR* chAmount = GetParticleChannelAmountRInterface(pCont);
if (chAmount == NULL) return false; // can't find number of particles in the container
int i, count = chAmount->Count();
if (count == 0) return true; // no particles to modify
IParticleChannelPTVR* chTime = GetParticleChannelTimeRInterface(pCont);
if (chTime == NULL) return false; // can't read timing for a particle
IParticleChannelNewR* chNew = GetParticleChannelNewRInterface(pCont);
if (chNew == NULL) return false; // can't find newly entered particles for duration calculation
IChannelContainer* chCont = GetChannelContainerInterface(pCont);
if (chCont == NULL) return false;
// ensure materialStatic index channel
IParticleChannelIntW* chMtlIDW = (IParticleChannelIntW*)chCont->EnsureInterface(PARTICLECHANNELMTLINDEXW_INTERFACE,
ParticleChannelInt_Class_ID,
true, PARTICLECHANNELMTLINDEXR_INTERFACE,
PARTICLECHANNELMTLINDEXW_INTERFACE, true);
if (chMtlIDW == NULL) return false; // can't modify MaterialStatic Index channel in the container
IParticleChannelIntR* chMtlIDR = GetParticleChannelMtlIndexRInterface(pCont);
RandGenerator* randGen = randLinker().GetRandGenerator(pCont);
int rateType = pblock()->GetInt(kMaterialStatic_rateType, timeEnd);
int numSubMtls = pblock()->GetInt(kMaterialStatic_numSubMtls, timeEnd);
if (numSubMtls < 1) numSubMtls = 1;
int cycleLoop = pblock()->GetInt(kMaterialStatic_loop, timeEnd);
float rateSec = pblock()->GetFloat(kMaterialStatic_ratePerSecond, timeEnd);
float ratePart = pblock()->GetFloat(kMaterialStatic_ratePerParticle, timeEnd);
int mtlID;
bool useRatePerSec = ((type != kMaterialStatic_type_id) && (rateType == kMaterialStatic_rateType_second));
bool useRatePerPart = ((type != kMaterialStatic_type_id) && (rateType == kMaterialStatic_rateType_particle));
bool initRands = false;
// recalc offset if necessary
if (_offsetTime(pCont) == TIME_NegInfinity) {
_offsetTime(pCont) = timeStart.TimeValue();
// find the earliest time of the coming particles
PreciseTimeValue minTime = chTime->GetValue(0);
for(i=1; i<count; i++)
if (minTime > chTime->GetValue(i))
minTime = chTime->GetValue(i);
if (useRatePerSec)
if (type == kMaterialStatic_type_cycle)
_cycleOffset(pCont) = float(PreciseTimeValue(_offsetTime(pCont)) - minTime)*rateSec/TIME_TICKSPERSEC;
initRands = true;
} else if (_offsetTime(pCont) != timeStart.TimeValue()) {
if (useRatePerSec) {
if (type == kMaterialStatic_type_cycle) {
float timeDelta = float(timeStart.TimeValue() - _offsetTime(pCont));
float addOffset = timeDelta*rateSec/TIME_TICKSPERSEC;
_cycleOffset(pCont) += addOffset;
if (_cycleOffset(pCont) >= numSubMtls) {
if (cycleLoop) _cycleOffset(pCont) -= numSubMtls*int(_cycleOffset(pCont)/numSubMtls);
else _cycleOffset(pCont) = numSubMtls - 1.0f;
}
}
}
_offsetTime(pCont) = timeStart.TimeValue();
initRands = true;
}
if (initRands && useRatePerSec && (type == kMaterialStatic_type_random)) {
int intervalDelta = int(timeEnd.TimeValue() - timeStart.TimeValue()) + 1;
_randMtlIndex(pCont).SetCount(intervalDelta);
float curOffset = _cycleOffset(pCont);
int curMtlID = int(curOffset);
_randMtlIndex(pCont)[0] = curMtlID;
for(int i=1; i<intervalDelta; i++) {
float addOffset = rateSec/TIME_TICKSPERSEC;
curOffset += addOffset;
if (int(curOffset) != curMtlID) {
curOffset = randGen->Rand0X(numSubMtls-1) + (curOffset - floor(curOffset));
curMtlID = int(curOffset);
}
_randMtlIndex(pCont)[i] = curMtlID;
_cycleOffset(pCont) = curOffset;
}
}
float curCycleOffset = _cycleOffset(pCont);
float ratePerPart = pblock()->GetFloat(kMaterialStatic_ratePerParticle, timeEnd);
for(i=0; i<count; i++) {
if (!chNew->IsNew(i)) continue; // the ID is already set
switch(type) {
case kMaterialStatic_type_id:
mtlID = GetPFInt(pblock(), kMaterialStatic_materialID, chTime->GetValue(i).TimeValue());
mtlID--;
break;
case kMaterialStatic_type_cycle:
if (rateType == kMaterialStatic_rateType_second) {
float timeDelta = float(chTime->GetValue(i) - timeStart);
float addOffset = timeDelta*rateSec/TIME_TICKSPERSEC;
mtlID = int(curCycleOffset + addOffset);
if (mtlID >= numSubMtls) {
if (cycleLoop) mtlID = mtlID%numSubMtls;
else mtlID = numSubMtls - 1;
}
} else { // per particle rate type
mtlID = int(curCycleOffset);
if (mtlID >= numSubMtls) {
if (cycleLoop) mtlID = mtlID%numSubMtls;
else mtlID = numSubMtls - 1;
}
if (ratePart > 0.0f) {
curCycleOffset += 1.0f/ratePart;
if (curCycleOffset >= numSubMtls) {
if (cycleLoop) curCycleOffset -= numSubMtls*int(curCycleOffset/numSubMtls);
else curCycleOffset = numSubMtls - 1.0f;
}
}
}
break;
case kMaterialStatic_type_random:
if (rateType == kMaterialStatic_rateType_second) {
int timeDelta = int( chTime->GetValue(i) - timeStart.TimeValue() );
mtlID = _randMtlIndex(pCont)[timeDelta];
} else { // per particle rate type
mtlID = int(curCycleOffset);
int oldMtlID = mtlID;
if (mtlID >= numSubMtls) {
if (cycleLoop) mtlID = mtlID%numSubMtls;
else mtlID = numSubMtls - 1;
}
if (ratePart > 0.0f) {
curCycleOffset += 1.0f/ratePart;
if (int(curCycleOffset) != oldMtlID)
curCycleOffset = randGen->Rand0X(numSubMtls-1) + (curCycleOffset - floor(curCycleOffset));
}
}
break;
default: DbgAssert(0);
}
if (mtlID < 0) mtlID = 0;
chMtlIDW->SetValue(i, mtlID);
}
if (useRatePerPart)
_cycleOffset(pCont) = curCycleOffset;
return true;
}
bool PFOperatorSimpleSpeed::Proceed(IObject* pCont,
PreciseTimeValue timeStart,
PreciseTimeValue& timeEnd,
Object* pSystem,
INode* pNode,
INode* actionNode,
IPFIntegrator* integrator)
{
// acquire all necessary channels, create additional if needed
IParticleChannelNewR* chNew = GetParticleChannelNewRInterface(pCont);
if(chNew == NULL) return false;
IParticleChannelPTVR* chTime = GetParticleChannelTimeRInterface(pCont);
if(chTime == NULL) return false;
IParticleChannelAmountR* chAmount = GetParticleChannelAmountRInterface(pCont);
if(chAmount == NULL) return false;
// the position channel may not be present. For some option configurations it is okay
IParticleChannelPoint3R* chPos = GetParticleChannelPositionRInterface(pCont);
int iDir = _pblock()->GetInt(kSimpleSpeed_direction, timeStart);
if ((chPos == NULL) && ((iDir == kSS_Icon_Center_Out) || (iDir == kSS_Icon_Arrow_Out)))
return false;
IChannelContainer* chCont;
chCont = GetChannelContainerInterface(pCont);
if (chCont == NULL) return false;
// the channel of interest
bool initSpeed = false;
IParticleChannelPoint3W* chSpeed = (IParticleChannelPoint3W*)chCont->EnsureInterface(PARTICLECHANNELSPEEDW_INTERFACE,
ParticleChannelPoint3_Class_ID,
true, PARTICLECHANNELSPEEDR_INTERFACE,
PARTICLECHANNELSPEEDW_INTERFACE, true,
actionNode, (Object*)NULL, &initSpeed);
IParticleChannelPoint3R* chSpeedR = GetParticleChannelSpeedRInterface(pCont);
if ((chSpeed == NULL) || (chSpeedR == NULL)) return false;
// there are no new particles
if (chNew->IsAllOld()) return true;
float fUPFScale = 1.0f/TIME_TICKSPERSEC; // conversion units per seconds to units per tick
Point3 pt3SpeedVec;
RandGenerator* prg = randLinker().GetRandGenerator(pCont);
int iQuant = chAmount->Count();
bool wasIgnoringEmitterTMChange = IsIgnoringEmitterTMChange();
if (!wasIgnoringEmitterTMChange) SetIgnoreEmitterTMChange();
for(int i = 0; i < iQuant; i++) {
if(chNew->IsNew(i)) { // apply only to new particles
TimeValue tv = chTime->GetValue(i).TimeValue();
Matrix3 nodeTM = pNode->GetObjectTM(tv);
float fSpeedParam = fUPFScale * GetPFFloat(pblock(), kSimpleSpeed_speed, tv);
// change speed in user selected direction
switch(iDir) {
case kSS_Along_Icon_Arrow: {
// icon arrow appears to be in the negative z direction
pt3SpeedVec = -Normalize(nodeTM.GetRow(2));
}
break;
case kSS_Icon_Center_Out: {
Point3 pt3IconCenter = nodeTM.GetTrans();
Point3 pt3PartPos = chPos->GetValue(i);
pt3SpeedVec = Normalize(pt3PartPos - pt3IconCenter);
}
break;
case kSS_Icon_Arrow_Out: {
Point3 pt3PartPos = chPos->GetValue(i);
Point3 pt3ArrowVec = nodeTM.GetRow(2);
Point3 pt3Tmp = CrossProd(pt3PartPos - nodeTM.GetTrans(), pt3ArrowVec);
pt3SpeedVec = Normalize(CrossProd(pt3ArrowVec, pt3Tmp));
}
break;
case kSS_Rand_3D: {
pt3SpeedVec = RandSphereSurface(prg);
}
break;
case kSS_Rand_Horiz: {
float fAng = TWOPI * prg->Rand01();
// establish x, y coordinates of random angle, z component zero
float x = cos(fAng); float y = sin(fAng); float z = 0.0f;
pt3SpeedVec = Point3(x, y, z);
}
break;
case kSS_Inherit_Prev: {
if (initSpeed)
pt3SpeedVec = Point3::Origin;
else
pt3SpeedVec = Normalize(chSpeedR->GetValue(i));
}
break;
}
// account for reverse check box
int iRev = _pblock()->GetInt(kSimpleSpeed_reverse, 0);
float fDirMult = iRev > 0 ? -1.f : 1.f;
// calculate variation
float fVar = fUPFScale * GetPFFloat(pblock(), kSimpleSpeed_variation, tv);
if(fVar > 0.f)
fSpeedParam = fSpeedParam + fVar * prg->Rand11();
pt3SpeedVec = fDirMult * fSpeedParam * pt3SpeedVec;
// calculate divergence
float fDiv = GetPFFloat(pblock(), kSimpleSpeed_divergence, tv);
pt3SpeedVec = DivergeVectorRandom(pt3SpeedVec, prg, fDiv);
chSpeed->SetValue(i, pt3SpeedVec);
}
}
if (!wasIgnoringEmitterTMChange) ClearIgnoreEmitterTMChange();
return true;
}
void AlembicPoints::ReadShapeFromOperator( IParticleGroup *particleGroup, PFSimpleOperator *pSimpleOperator, int particleId, TimeValue ticks, ShapeType &type, Abc::uint16_t &instanceId, float &animationTime)
{
if(!pSimpleOperator){
return;
}
if (pSimpleOperator->ClassID() == PFOperatorSimpleShape_Class_ID)
{
IParamBlock2 *pblock = pSimpleOperator->GetParamBlockByID(0);
int nShapeId = pblock->GetInt(PFlow_kSimpleShape_shape, ticks);
switch(nShapeId)
{
case PFlow_kSimpleShape_shape_pyramid:
type = ShapeType_Cone;
break;
case PFlow_kSimpleShape_shape_cube:
type = ShapeType_Box;
break;
case PFlow_kSimpleShape_shape_sphere:
type = ShapeType_Sphere;
break;
case PFlow_kSimpleShape_shape_vertex:
type = ShapeType_Point;
break;
default:
type = ShapeType_Point;
}
}
else if (pSimpleOperator->ClassID() == PFOperatorShapeLib_Class_ID)
{
IParamBlock2 *pblock = pSimpleOperator->GetParamBlockByID(0);
int nDimension = pblock->GetInt(PFlow_kShapeLibary_dimensionType, ticks);
if(nDimension == PFlow_kShapeLibrary_dimensionType_2D){
int n2DShapeId = pblock->GetInt(PFlow_kShapeLibary_2DType, ticks);
if( n2DShapeId == PFlow_kShapeLibrary_dimensionType_2D_square){
type = ShapeType_Rectangle;
}
else{
ESS_LOG_INFO("Unsupported shape type.");
type = ShapeType_Point;
}
}
else if(nDimension == PFlow_kShapeLibrary_dimensionType_3D){
int n3DShapeId = pblock->GetInt(PFlow_kShapeLibary_3DType, ticks);
if(n3DShapeId == PFlow_kShapeLibary_3DType_cube){
type = ShapeType_Box;
}
else if(n3DShapeId == PFlow_kShapeLibary_3DType_Sphere20sides ||
n3DShapeId == PFlow_kShapeLibary_3DType_Sphere80sides){
type = ShapeType_Sphere;
}
else{
ESS_LOG_INFO("Unsupported shape type.");
type = ShapeType_Point;
}
//ShapeType_Cylinder unsupported
//ShapeType_Cone unsupported
//ShapeType_Disc unsupported
//ShapeType_NbElements unsupported
}
else{
ESS_LOG_INFO("Unknown dimension.");
type = ShapeType_Point;
}
//int nNumParams = pblock->NumParams();
//for(int i=0; i<nNumParams; i++){
// ParamID id = pblock->IndextoID(i);
// MSTR paramStr = pblock->GetLocalName(id, 0);
// int n = 0;
//
//}
}
else if (pSimpleOperator->ClassID() == PFOperatorInstanceShape_Class_ID)
{
// Assign animation time and shape here
IParamBlock2 *pblock = pSimpleOperator->GetParamBlockByID(0);
INode *pNode = pblock->GetINode(PFlow_kInstanceShape_objectMaxscript, ticks);
if (pNode == NULL || pNode->GetName() == NULL)
{
return;
}
type = ShapeType_Instance;
bool bFlatten = GetCurrentJob()->GetOption("flattenHierarchy");
std::string nodePath = getNodeAlembicPath( EC_MCHAR_to_UTF8( pNode->GetName() ), bFlatten);
// Find if the name is alerady registered, otherwise add it to the list
// instanceId = FindInstanceName(nodePath);
// if (instanceId == USHRT_MAX)
// {
//mInstanceNames.push_back(nodePath);
// instanceId = (Abc::uint16_t)mInstanceNames.size()-1;
// }
// Determine if we have an animated shape
BOOL animatedShape = pblock->GetInt(PFlow_kInstanceShape_animatedShape);
BOOL acquireShape = pblock->GetInt(PFlow_kInstanceShape_acquireShape);
if (!animatedShape && !acquireShape)
{
return;
}
// Get the necesary particle channels to grab the current time values
::IObject *pCont = particleGroup->GetParticleContainer();
if (!pCont)
{
return;
}
// Get synch values that we are interested in fromt the param block
int syncType = pblock->GetInt(PFlow_kInstanceShape_syncType);
BOOL syncRandom = pblock->GetInt(PFlow_kInstanceShape_syncRandom);
IParticleChannelPTVR* chTime = GetParticleChannelTimeRInterface(pCont);
if (chTime == NULL)
{
return; // can't find particle times in the container
}
IChannelContainer* chCont = GetChannelContainerInterface(pCont);
if (chCont == NULL)
{
return; // can't get access to ChannelContainer interface
}
IParticleChannelPTVR* chBirthTime = NULL;
IParticleChannelPTVR* chEventStartR = NULL;
bool initEventStart = false;
if (syncType == PFlow_kInstanceShape_syncBy_particleAge)
{
chBirthTime = GetParticleChannelBirthTimeRInterface(pCont);
if (chBirthTime == NULL)
{
return; // can't read particle age
}
}
else if (syncType == PFlow_kInstanceShape_syncBy_eventStart)
{
chEventStartR = GetParticleChannelEventStartRInterface(pCont);
if (chEventStartR == NULL)
{
return; // can't read event start time
}
}
IParticleChannelIntR* chLocalOffR = NULL;
bool initLocalOff = false;
// acquire LocalOffset particle channel; if not present then create it.
if (syncRandom)
{
chLocalOffR = (IParticleChannelIntR*)chCont->GetPrivateInterface(PARTICLECHANNELLOCALOFFSETR_INTERFACE, pSimpleOperator);
}
// get new shape from the source
PreciseTimeValue time = chTime->GetValue(particleId);
switch(syncType)
{
case PFlow_kInstanceShape_syncBy_absoluteTime:
break;
case PFlow_kInstanceShape_syncBy_particleAge:
time -= chBirthTime->GetValue(particleId);
break;
case PFlow_kInstanceShape_syncBy_eventStart:
time -= chEventStartR->GetValue(particleId);
break;
default:
break;
}
if (syncRandom)
{
if (chLocalOffR != NULL)
time += chLocalOffR->GetValue(particleId);
}
//timeValueMap::iterator it = mTimeValueMap.find(time);
//if( it != mTimeValueMap.end() ){
// ESS_LOG_WARNING("sampleTime already seen.");
//}
//else{
// mTimeValueMap[time] = true;
// mTimeSamplesCount++;
// ESS_LOG_WARNING("sampleTime: "<<(float)time<<" totalSamples: "<<mTimeSamplesCount);
//}
TimeValue t = TimeValue(time);
animationTime = (float)GetSecondsFromTimeValue(t);
}
else if (pSimpleOperator->ClassID() == PFOperatorMarkShape_Class_ID)
{
ESS_LOG_INFO("Shape Mark operator not supported.");
}
else if (pSimpleOperator->ClassID() == PFOperatorFacingShape_Class_ID)
{
ESS_LOG_INFO("Shape Facing operator not supported.");
}
}
bool PFOperatorForceSpaceWarp::Proceed(IObject* pCont,
PreciseTimeValue timeStart,
PreciseTimeValue& timeEnd,
Object* pSystem,
INode* pNode,
INode* actionNode,
IPFIntegrator* integrator)
{
// acquire all necessary channels, create additional if needed
IChannelContainer* chCont;
chCont = GetChannelContainerInterface(pCont);
if (chCont == NULL) return false;
IParticleChannelAmountR* chAmount = GetParticleChannelAmountRInterface(pCont);
if(chAmount == NULL) return false;
int iQuant = chAmount->Count();
if (iQuant < 1) return true; // no particles to proceed
IParticleChannelNewR* chNew = GetParticleChannelNewRInterface(pCont);
if (chNew == NULL) return false;
IParticleChannelIDR* chID = GetParticleChannelIDRInterface(pCont);
if (chID == NULL) return false;
IParticleChannelPTVR* chTime = GetParticleChannelTimeRInterface(pCont);
if(chTime == NULL) return false;
IParticleChannelPTVR* chAge = GetParticleChannelBirthTimeRInterface(pCont);
if(chAge == NULL) return false;
// the channel of interest speed
bool initSpeed = false;
//channel does not exist so make it and note that we have to fill it out
IParticleChannelPoint3W* chSpeedW = (IParticleChannelPoint3W*)chCont->EnsureInterface(PARTICLECHANNELSPEEDW_INTERFACE,
ParticleChannelPoint3_Class_ID,
true, PARTICLECHANNELSPEEDR_INTERFACE,
PARTICLECHANNELSPEEDW_INTERFACE, true,
actionNode, NULL, &initSpeed);
IParticleChannelPoint3R* chSpeed = GetParticleChannelSpeedRInterface(pCont);
if ((chSpeedW == NULL) || (chSpeed == NULL)) return false;
bool initPosition = false;
IParticleChannelPoint3W* chPosW = (IParticleChannelPoint3W*)chCont->EnsureInterface(PARTICLECHANNELPOSITIONW_INTERFACE,
ParticleChannelPoint3_Class_ID,
true, PARTICLECHANNELPOSITIONR_INTERFACE,
PARTICLECHANNELPOSITIONW_INTERFACE, true,
actionNode, NULL, &initPosition);
IParticleChannelPoint3R* chPos = GetParticleChannelPositionRInterface(pCont);
if ((chPosW == NULL) || (chPos == NULL)) return false;
bool useScript = ((scriptPBlock()->GetInt(kForceSpaceWarp_useScriptWiring, 0) != 0)
&& (scriptPBlock()->GetInt(kForceSpaceWarp_useFloat, 0) == kForceSpaceWarp_useFloat_influence));
IParticleChannelFloatR* chFloat = NULL;
if (useScript) {
chFloat = GetParticleChannelMXSFloatRInterface(pCont);
if (chFloat == NULL) return false;
}
int timeType = kAbsoluteTime;
_pblock()->GetValue(kForceSpaceWarp_Sync,0, timeType, FOREVER);
IParticleChannelPTVR* chEventStart = NULL;
IParticleChannelPTVW* chEventStartW = NULL;
bool initEventStart = false;
if (timeType == kEventDuration)
{
chEventStartW = (IParticleChannelPTVW*) chCont->EnsureInterface(PARTICLECHANNELEVENTSTARTW_INTERFACE,
ParticleChannelPTV_Class_ID,
true, PARTICLECHANNELEVENTSTARTR_INTERFACE,
PARTICLECHANNELEVENTSTARTW_INTERFACE, false,
actionNode, NULL, &initEventStart);
chEventStart = GetParticleChannelEventStartRInterface(pCont);
if ((chEventStart == NULL) || (chEventStartW == NULL)) return false;
}
int overlapping = pblock()->GetInt(kForceSpaceWarp_Overlapping, 0);
// collecting force fields
Tab<ForceField*> ff;
ForceField* curFF;
int i, j;
for(i=0; i<pblock()->Count(kForceSpaceWarp_ForceNodeList); i++) {
INode* node = pblock()->GetINode(kForceSpaceWarp_ForceNodeList, 0, i);
if (node == NULL) continue;
Object* ob = GetPFObject(node->GetObjectRef());
if (ob == NULL) continue;
if (ob->SuperClassID() == WSM_OBJECT_CLASS_ID) {
WSMObject* obref = (WSMObject*)ob;
curFF = obref->GetForceField(node);
if (curFF != NULL) {
if (ob->ClassID() == CS_VFIELDOBJECT_CLASS_ID) {
// CS VectorField SW doesn't init properly partobj on GetForceField
// this is a quick fix for that (bayboro 3/6/2003)
CS_VectorField* vf = (CS_VectorField*)curFF;
vf->partobj = GetParticleInterface(pSystem);
}
ff.Append(1, &curFF);
}
}
}
if (ff.Count() == 0) return true; // no force fields
// some calls for a reference node TM may initiate REFMSG_CHANGE notification
// we have to ignore that while processing the particles
bool wasIgnoring = IsIgnoringRefNodeChange();
if (!wasIgnoring) SetIgnoreRefNodeChange();
float influence = 0.0f;
for(i = 0; i < iQuant; i++)
{
TimeValue t = 0;
if (timeType == kAbsoluteTime)
t = chTime->GetValue(i).TimeValue();
else if (timeType == kParticleAge)
t = chTime->GetValue(i).TimeValue() - chAge->GetValue(i).TimeValue();
else
{
if (initEventStart && chNew->IsNew(i))
chEventStartW->SetValue(i, chTime->GetValue(i));
t = chTime->GetValue(i).TimeValue() - chEventStart->GetValue(i).TimeValue();
}
if (useScript) {
influence = chFloat->GetValue(i);
} else {
influence = GetPFFloat(pblock(), kForceSpaceWarp_Influence, t);
}
Point3 v(0.0f,0.0f,0.0f);
if (!initSpeed || !chNew->IsNew(i)) //if we created a speed channel the channel incoming is bogus so just use 0,0,0 ad default
v = chSpeed->GetValue(i);
Point3 p(0.0f,0.0f,0.0f);
if (!initPosition || !chNew->IsNew(i)) //if we created a pos channel the channel incoming is bogus so just use 0,0,0 ad default
p = chPos->GetValue(i);
Point3 force = Point3::Origin;
for(j=0; j<ff.Count(); j++) {
// buffer vectors to guard true position and speed from malicious force
Point3 pp = p;
Point3 vv = v;
Point3 nextForce = ff[j]->Force(t,pp,vv,chID->GetParticleBorn(i)) * influence;
float lenSq = LengthSquared(nextForce);
if (lenSq <= 0.0f) continue; // not a valid force
if (overlapping == kForceSpaceWarp_Overlapping_additive) {
force += nextForce;
} else {
if (lenSq > LengthSquared(force))
force = nextForce;
}
// p = pp;
// v = vv;
}
v += force * float(timeEnd - chTime->GetValue(i));
chPosW->SetValue(i, p);
chSpeedW->SetValue(i, v);
}
for(i=0; i<ff.Count(); i++)
if (ff[i] != NULL) ff[i]->DeleteThis();
if (!wasIgnoring) ClearIgnoreRefNodeChange();
return true;
}
//+>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>+
//| From IPFTest |
//+>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>+
bool PFTestSpeed::Proceed(IObject* pCont,
PreciseTimeValue timeStart,
PreciseTimeValue& timeEnd,
Object* pSystem,
INode* pNode,
INode* actionNode,
IPFIntegrator* integrator,
BitArray& testResult,
Tab<float>& testTime)
{
bool exactStep = IsExactIntegrationStep(timeEnd, pSystem);
// get the constant properties of the test
int testType = pblock()->GetInt(kSpeedTest_testType, timeEnd);
int condType = pblock()->GetInt(kSpeedTest_conditionType, timeEnd);
int syncType = pblock()->GetInt(kSpeedTest_sync, timeEnd);
ParamID varParamID = (testType == kSpeedTest_testType_steering) ? kSpeedTest_angleVariation : kSpeedTest_unitVariation;
bool hasTestVariation = (pblock()->GetFloat(varParamID, 0) != 0.0f);
if (!hasTestVariation) {
Control* ctrl = pblock()->GetControllerByID(varParamID);
if (ctrl != NULL)
hasTestVariation = (ctrl->IsAnimated() != 0);
}
if (testType >= kSpeedTest_testType_whenAccels) {
hasTestVariation = false;
syncType = kSpeedTest_sync_time;
}
bool needPrevValue = (testType >= kSpeedTest_testType_accel);
// get channel container interface
IChannelContainer* chCont;
chCont = GetChannelContainerInterface(pCont);
if (chCont == NULL) return false;
// acquire absolutely necessary particle channels
IParticleChannelAmountR* chAmount = GetParticleChannelAmountRInterface(pCont);
if (chAmount == NULL) return false; // can't find number of particles in the container
int count = chAmount->Count();
if (count == 0) return true; // no particles to test
IParticleChannelPTVR* chTime = GetParticleChannelTimeRInterface(pCont);
if (chTime == NULL) return false; // can't read timing info for a particle
IParticleChannelNewR* chNew = GetParticleChannelNewRInterface(pCont);
if (chNew == NULL) return false; // can't find newly entered particles for duration calculation
IParticleChannelPoint3R* chSpeed = GetParticleChannelSpeedRInterface(pCont);
if (chSpeed == NULL) return false; // can't read speed values
// acquire more particle channels
IParticleChannelPTVR* chBirthTime = NULL;
if (syncType == kSpeedTest_sync_age && (testType < kSpeedTest_testType_whenAccels))
{
chBirthTime = GetParticleChannelBirthTimeRInterface(pCont);
if (chBirthTime == NULL) return false; // can't read particle age
}
IParticleChannelPTVR* chEventStartR = NULL;
IParticleChannelPTVW* chEventStartW = NULL;
bool initEventStart = false;
if (syncType == kSpeedTest_sync_event && (testType < kSpeedTest_testType_whenAccels)) {
chEventStartR = (IParticleChannelPTVR*)chCont->EnsureInterface(PARTICLECHANNELEVENTSTARTR_INTERFACE,
ParticleChannelPTV_Class_ID,
true, PARTICLECHANNELEVENTSTARTR_INTERFACE,
PARTICLECHANNELEVENTSTARTW_INTERFACE, false,
actionNode, NULL, &initEventStart);
if (chEventStartR == NULL) return false; // can't read event start time
if (initEventStart) {
chEventStartW = GetParticleChannelEventStartWInterface(pCont);
if (chEventStartW == NULL) return false; // can't write event start time
}
}
IParticleChannelFloatR* chRandFloatR = NULL;
IParticleChannelFloatW* chRandFloatW = NULL;
bool initRandFloat = false;
if (hasTestVariation) {
chRandFloatW = (IParticleChannelFloatW*)chCont->EnsureInterface(PARTICLECHANNELRANDFLOATW_INTERFACE,
ParticleChannelFloat_Class_ID,
true, PARTICLECHANNELRANDFLOATR_INTERFACE,
PARTICLECHANNELRANDFLOATW_INTERFACE, true,
actionNode, (Object*)this, &initRandFloat);
chRandFloatR = (IParticleChannelFloatR*)chCont->GetPrivateInterface(PARTICLECHANNELRANDFLOATR_INTERFACE, (Object*)this);
if ((chRandFloatR == NULL) || (chRandFloatW == NULL)) return false; // can't set rand float value for newly entered particles
}
IParticleChannelPoint3R* chPrevSpeedR = NULL;
IParticleChannelPoint3W* chPrevSpeedW = NULL;
IParticleChannelPTVR* chPrevTimeR = NULL;
IParticleChannelPTVW* chPrevTimeW = NULL;
bool initPrevValue = false;
if (needPrevValue) {
chPrevSpeedW = (IParticleChannelPoint3W*)chCont->EnsureInterface(PARTICLECHANNELPREVSPEEDW_INTERFACE,
ParticleChannelPoint3_Class_ID,
true, PARTICLECHANNELPREVSPEEDR_INTERFACE,
PARTICLECHANNELPREVSPEEDW_INTERFACE, true,
actionNode, (Object*)this, &initPrevValue);
chPrevSpeedR = (IParticleChannelPoint3R*)chCont->GetPrivateInterface(PARTICLECHANNELPREVSPEEDR_INTERFACE, (Object*)this);
chPrevTimeW = (IParticleChannelPTVW*)chCont->EnsureInterface(PARTICLECHANNELPREVTIMEW_INTERFACE,
ParticleChannelPTV_Class_ID,
true, PARTICLECHANNELPREVTIMER_INTERFACE,
PARTICLECHANNELPREVTIMEW_INTERFACE, true,
actionNode, (Object*)this, &initPrevValue);
chPrevTimeR = (IParticleChannelPTVR*)chCont->GetPrivateInterface(PARTICLECHANNELPREVTIMER_INTERFACE, (Object*)this);
if ((chPrevSpeedR == NULL) || (chPrevSpeedW == NULL) || (chPrevTimeR == NULL) || (chPrevTimeW == NULL)) return false;
}
// grab the rand generator for test variation
RandGenerator* randGen = randLinker().GetRandGenerator(pCont);
if (randGen == NULL) return false;
// check all particles
testResult.SetSize(count);
testResult.ClearAll();
testTime.SetCount(count);
for(int i=0; i<count; i++)
{
if (chNew->IsNew(i)) { // initialize some channels
if (initEventStart)
chEventStartW->SetValue(i, chTime->GetValue(i));
if (initRandFloat)
chRandFloatW->SetValue(i, randGen->Rand11());
}
PreciseTimeValue prevTime;
Point3 prevSpeed;
Point3 currentSpeed = chSpeed->GetValue(i);
PreciseTimeValue currentTime = chTime->GetValue(i);
if (needPrevValue) {
prevTime = chPrevTimeR->GetValue(i);
prevSpeed = chPrevSpeedR->GetValue(i);
chPrevTimeW->SetValue(i, currentTime);
chPrevSpeedW->SetValue(i, currentSpeed);
if (initPrevValue && chNew->IsNew(i))
continue; // particle just came into the event and doesn't have previous value
}
PreciseTimeValue syncTime = currentTime;
switch(syncType) {
case kSpeedTest_sync_age:
syncTime -= chBirthTime->GetValue(i);
break;
case kSpeedTest_sync_event:
syncTime -= chEventStartR->GetValue(i);
break;
}
TimeValue syncTimeTV = TimeValue(syncTime);
float testValue = 0.0f;
if (testType < kSpeedTest_testType_whenAccels) {
if (testType == kSpeedTest_testType_steering) {
testValue = GetPFFloat(pblock(), kSpeedTest_angleValue, syncTimeTV);
if (hasTestVariation)
testValue += chRandFloatR->GetValue(i)*GetPFFloat(pblock(), kSpeedTest_angleVariation, syncTimeTV);
} else {
testValue = GetPFFloat(pblock(), kSpeedTest_unitValue, syncTimeTV);
if (hasTestVariation)
testValue += chRandFloatR->GetValue(i)*GetPFFloat(pblock(), kSpeedTest_unitVariation, syncTimeTV);
}
testValue /= TIME_TICKSPERSEC;
}
float currentValue = 0.0f;
bool testSatisfied = false;
if (testType < kSpeedTest_testType_whenAccels) {
if (testType < kSpeedTest_testType_accel) {
switch(testType) {
case kSpeedTest_testType_speed:
currentValue = Length(currentSpeed);
break;
case kSpeedTest_testType_speedX:
currentValue = currentSpeed.x;
break;
case kSpeedTest_testType_speedY:
currentValue = currentSpeed.y;
break;
case kSpeedTest_testType_speedZ:
currentValue = currentSpeed.z;
break;
}
} else if (testType == kSpeedTest_testType_steering) {
float timeDif = float(currentTime - prevTime);
if (timeDif <= 0.0f) continue; // no time difference
float normFactor = Length(currentSpeed)*Length(prevSpeed);
if (normFactor <= 0.0f) continue; // steering rate is not calculatable
float vv = DotProd(currentSpeed,prevSpeed)/normFactor;
float uu = 0.0;
if (vv >= 1.0f) uu = 0.0;
else if (vv <= -1.0f) uu = PI;
else uu = acos(vv);
currentValue = uu/timeDif;
} else { // acceleration
float timeDif = float(currentTime - prevTime);
if (timeDif <= 0.0f) continue; // no time difference
Point3 curAccel;
switch(testType) {
case kSpeedTest_testType_accel:
currentValue = Length((currentSpeed - prevSpeed)/timeDif);
break;
case kSpeedTest_testType_accelX:
currentValue = (currentSpeed.x - prevSpeed.x)/timeDif;
break;
case kSpeedTest_testType_accelY:
currentValue = (currentSpeed.y - prevSpeed.y)/timeDif;
break;
case kSpeedTest_testType_accelZ:
currentValue = (currentSpeed.z - prevSpeed.z)/timeDif;
break;
}
testValue /= TIME_TICKSPERSEC; // acceleration is per second squared
}
testSatisfied = (condType == kSpeedTest_conditionType_less) ?
(currentValue < testValue) : (currentValue > testValue);
} else {
if (testType == kSpeedTest_testType_whenAccels) {
testSatisfied = (Length(currentSpeed) > Length(prevSpeed));
} else {
testSatisfied = (Length(currentSpeed) < Length(prevSpeed));
}
}
if (testSatisfied && exactStep) {
testResult.Set(i);
testTime[i] = 0.0f;
}
}
return true;
}
//+>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>+
//| From IPFTest |
//+>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>+
bool PFTestScale::Proceed(IObject* pCont,
PreciseTimeValue timeStart,
PreciseTimeValue& timeEnd,
Object* pSystem,
INode* pNode,
INode* actionNode,
IPFIntegrator* integrator,
BitArray& testResult,
Tab<float>& testTime)
{
bool exactStep = IsExactIntegrationStep(timeEnd, pSystem);
// get the constant properties of the test
int testType = pblock()->GetInt(kScaleTest_testType, timeEnd);
int axisType = pblock()->GetInt(kScaleTest_axisType, timeEnd);
int condType = pblock()->GetInt(kScaleTest_conditionType, timeEnd);
int syncType = pblock()->GetInt(kScaleTest_sync, timeEnd);
ParamID varParamID = (testType == kScaleTest_testType_scale) ? kScaleTest_scaleVariation : kScaleTest_sizeVariation;
bool hasTestVariation = (pblock()->GetFloat(varParamID, 0) != 0.0f);
if (!hasTestVariation) {
Control* ctrl = pblock()->GetControllerByID(varParamID);
if (ctrl != NULL)
hasTestVariation = (ctrl->IsAnimated() != 0);
}
// get channel container interface
IChannelContainer* chCont;
chCont = GetChannelContainerInterface(pCont);
if (chCont == NULL) return false;
// acquire absolutely necessary particle channels
IParticleChannelAmountR* chAmount = GetParticleChannelAmountRInterface(pCont);
if (chAmount == NULL) return false; // can't find number of particles in the container
int count = chAmount->Count();
if (count == 0) return true; // no particles to test
IParticleChannelPTVR* chTime = GetParticleChannelTimeRInterface(pCont);
if (chTime == NULL) return false; // can't read timing info for a particle
IParticleChannelNewR* chNew = GetParticleChannelNewRInterface(pCont);
if (chNew == NULL) return false; // can't find newly entered particles for duration calculation
// acquire more particle channels
IParticleChannelPTVR* chBirthTime = NULL;
if (syncType == kScaleTest_sync_age)
{
chBirthTime = GetParticleChannelBirthTimeRInterface(pCont);
if (chBirthTime == NULL) return false; // can't read particle age
}
IParticleChannelPTVR* chEventStartR = NULL;
IParticleChannelPTVW* chEventStartW = NULL;
bool initEventStart = false;
if (syncType == kScaleTest_sync_event) {
chEventStartR = (IParticleChannelPTVR*)chCont->EnsureInterface(PARTICLECHANNELEVENTSTARTR_INTERFACE,
ParticleChannelPTV_Class_ID,
true, PARTICLECHANNELEVENTSTARTR_INTERFACE,
PARTICLECHANNELEVENTSTARTW_INTERFACE, false,
actionNode, NULL, &initEventStart);
if (chEventStartR == NULL) return false; // can't read event start time
if (initEventStart) {
chEventStartW = GetParticleChannelEventStartWInterface(pCont);
if (chEventStartW == NULL) return false; // can't write event start time
}
}
IParticleChannelMeshR* chShape = NULL;
if (testType != kScaleTest_testType_scale) {
chShape = GetParticleChannelShapeRInterface(pCont);
if (chShape == NULL) return false; // can't read particle shape to find bounding box
}
IParticleChannelPoint3R* chScale = NULL;
if (testType != kScaleTest_testType_preSize) {
chScale = GetParticleChannelScaleRInterface(pCont);
if (chScale == NULL) return false; // can't read particle scale
}
IParticleChannelFloatR* chRandFloatR = NULL;
IParticleChannelFloatW* chRandFloatW = NULL;
bool initRandFloat = false;
if (hasTestVariation) {
chRandFloatW = (IParticleChannelFloatW*)chCont->EnsureInterface(PARTICLECHANNELRANDFLOATW_INTERFACE,
ParticleChannelFloat_Class_ID,
true, PARTICLECHANNELRANDFLOATR_INTERFACE,
PARTICLECHANNELRANDFLOATW_INTERFACE, true,
actionNode, (Object*)this, &initRandFloat);
chRandFloatR = (IParticleChannelFloatR*)chCont->GetPrivateInterface(PARTICLECHANNELRANDFLOATR_INTERFACE, (Object*)this);
if ((chRandFloatR == NULL) || (chRandFloatW == NULL)) return false; // can't set rand float value for newly entered particles
}
// grab the rand generator for test variation
RandGenerator* randGen = randLinker().GetRandGenerator(pCont);
if (randGen == NULL) return false;
// check all particles
testResult.SetSize(count);
testResult.ClearAll();
testTime.SetCount(count);
for(int i=0; i<count; i++)
{
if (chNew->IsNew(i)) { // initialize some channels
if (initEventStart)
chEventStartW->SetValue(i, chTime->GetValue(i));
if (initRandFloat)
chRandFloatW->SetValue(i, randGen->Rand11());
}
PreciseTimeValue syncTime = chTime->GetValue(i);
switch(syncType) {
case kScaleTest_sync_age:
syncTime -= chBirthTime->GetValue(i);
break;
case kScaleTest_sync_event:
syncTime -= chEventStartR->GetValue(i);
break;
}
TimeValue syncTimeTV = TimeValue(syncTime);
float testValue = 0.0f;
if (testType == kScaleTest_testType_scale) {
testValue = GetPFFloat(pblock(), kScaleTest_scaleValue, syncTimeTV);
if (hasTestVariation)
testValue += chRandFloatR->GetValue(i)*GetPFFloat(pblock(), kScaleTest_scaleVariation, syncTimeTV);
} else {
testValue = GetPFFloat(pblock(), kScaleTest_sizeValue, syncTimeTV);
if (hasTestVariation)
testValue += chRandFloatR->GetValue(i)*GetPFFloat(pblock(), kScaleTest_sizeVariation, syncTimeTV);
}
Point3 cur3DValue;
if (testType == kScaleTest_testType_scale) {
cur3DValue = chScale->GetValue(i);
} else {
Mesh* curMesh = const_cast <Mesh*>(chShape->GetValue(i));
if (curMesh == NULL) continue;
Box3 curBox = curMesh->getBoundingBox();
cur3DValue = curBox.pmax - curBox.pmin;
if (testType == kScaleTest_testType_postSize)
cur3DValue *= chScale->GetValue(i);
}
float currentValue = 0.0f;
switch(axisType) {
case kScaleTest_axisType_average:
currentValue = (cur3DValue.x + cur3DValue.y + cur3DValue.z)/3.0f;
break;
case kScaleTest_axisType_minimum:
currentValue = min(cur3DValue.x, min(cur3DValue.y, cur3DValue.z));
break;
case kScaleTest_axisType_median:
currentValue = max(min(cur3DValue.x, cur3DValue.y),
max(min(cur3DValue.x, cur3DValue.z), min(cur3DValue.y, cur3DValue.z)));
break;
case kScaleTest_axisType_maximum:
currentValue = max(cur3DValue.x, max(cur3DValue.y, cur3DValue.z));
break;
case kScaleTest_axisType_x:
currentValue = cur3DValue.x;
break;
case kScaleTest_axisType_y:
currentValue = cur3DValue.y;
break;
case kScaleTest_axisType_z:
currentValue = cur3DValue.z;
break;
}
bool testSatisfied = (condType == kScaleTest_conditionType_less) ?
(currentValue < testValue) : (currentValue > testValue);
if (testSatisfied && exactStep) {
testResult.Set(i);
testTime[i] = 0.0f;
}
}
return true;
}
//+>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>+
//| From IPFTest |
//+>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>+
bool PFTestGoToRotation::Proceed(IObject* pCont,
PreciseTimeValue timeStart,
PreciseTimeValue& timeEnd,
Object* pSystem,
INode* pNode,
INode* actionNode,
IPFIntegrator* integrator,
BitArray& testResult,
Tab<float>& testTime)
{
if (pblock() == NULL) return false;
// get channel container interface
IChannelContainer* chCont;
chCont = GetChannelContainerInterface(pCont);
if (chCont == NULL) return false;
// acquire absolutely necessary particle channels
IParticleChannelAmountR* chAmount = GetParticleChannelAmountRInterface(pCont);
if (chAmount == NULL) return false; // can't find number of particles in the container
int i, count = chAmount->Count();
if (count == 0) return true; // no particles to test
IParticleChannelPTVR* chTime = GetParticleChannelTimeRInterface(pCont);
if (chTime == NULL) return false; // can't read timing info for a particle
IParticleChannelQuatW* chOrientW = GetParticleChannelOrientationWInterface(pCont);
if (chOrientW == NULL) return false; // can't modify current orientation for a particle
IParticleChannelAngAxisR* chSpinR = GetParticleChannelSpinRInterface(pCont);
if (chSpinR == NULL) return false; // can't read current spin for a particle
IParticleChannelAngAxisW* chSpinW = GetParticleChannelSpinWInterface(pCont);
if (chSpinW == NULL) return false; // can't modify current spin for a particle
// acquire private channels
IParticleChannelPTVR* chEndTime = (IParticleChannelPTVR*)(chCont->GetPrivateInterface(PARTICLECHANNELENDTIMER_INTERFACE, (Object*)this));
if (chEndTime == NULL) return false;
IParticleChannelBoolR* chGotInitR = (IParticleChannelBoolR*)(chCont->GetPrivateInterface(PARTICLECHANNELGOTINITR_INTERFACE, (Object*)this));
if (chGotInitR == NULL) return false;
IParticleChannelQuatR* chEndRotR = (IParticleChannelQuatR*)(chCont->GetPrivateInterface(PARTICLECHANNELENDROTR_INTERFACE, (Object*)this));
if (chEndRotR == NULL) return false;
IParticleChannelFloatR* chEndSpin = (IParticleChannelFloatR*)(chCont->GetPrivateInterface(PARTICLECHANNELENDSPINR_INTERFACE, (Object*)this));
if (chEndSpin == NULL) return false;
bool sendOut = (pblock()->GetInt(kGoToRotation_sendOut, timeEnd) != 0);
bool stopSpin = (pblock()->GetInt(kGoToRotation_stopSpin, timeEnd) != 0);
// test all particles
PreciseTimeValue curTime;
testResult.SetSize(count);
testResult.ClearAll();
testTime.SetCount(count);
BitArray particlesToAdvance;
particlesToAdvance.SetSize(count);
particlesToAdvance.ClearAll();
for(i=0; i<count; i++)
{
curTime = chEndTime->GetValue(i);
if (curTime > timeEnd) continue;
if (curTime < timeStart) {
testTime[i] = float(chTime->GetValue(i) - timeStart);
} else {
testTime[i] = float(curTime - timeStart);
particlesToAdvance.Set(i);
}
testResult.Set(i);
}
// advance particles in time if they satisfy the condition and need to be pushed forward
if (integrator != NULL)
{
Tab<PreciseTimeValue> timeToAdvance;
timeToAdvance.SetCount(count);
for(i=0; i<count; i++)
if (particlesToAdvance[i] != 0)
timeToAdvance[i] = timeStart + testTime[i];
integrator->Proceed(pCont, timeToAdvance, particlesToAdvance);
}
for(i=0; i<count; i++) {
if (particlesToAdvance[i] == 0) continue;
Quat curRot = chEndRotR->GetValue(i);
chOrientW->SetValue(i, chEndRotR->GetValue(i));
AngAxis spin = chSpinR->GetValue(i);
spin.angle = stopSpin ? 0.0f : chEndSpin->GetValue(i);
chSpinW->SetValue(i, spin);
}
if (!sendOut) testResult.ClearAll();
return true;
}
//+>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>+
//| From IPFOperator |
//+>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>+
bool PFTestGoToRotation::Proceed(IObject* pCont,
PreciseTimeValue timeStart,
PreciseTimeValue& timeEnd,
Object* pSystem,
INode* pNode,
INode* actionNode,
IPFIntegrator* integrator)
{
if (postProceed()) return doPostProceed(pCont, timeStart, timeEnd, pSystem, pNode, actionNode, integrator);
if (pblock() == NULL) return false;
IChannelContainer* chCont;
chCont = GetChannelContainerInterface(pCont);
if (chCont == NULL) return false;
// acquire absolutely necessary particle channels
IParticleChannelAmountR* chAmount = GetParticleChannelAmountRInterface(pCont);
if (chAmount == NULL) return false; // can't find number of particles in the container
int i, count = chAmount->Count();
if (count == 0) return true; // no particles to modify
IParticleChannelPTVR* chTime = GetParticleChannelTimeRInterface(pCont);
if (chTime == NULL) return false; // can't read timing info for a particle
IParticleChannelNewR* chNew = GetParticleChannelNewRInterface(pCont);
if (chNew == NULL) return false; // can't find newly entered particles for speedGoToTarget calculation
IParticleChannelPTVR* chBirth = GetParticleChannelBirthTimeRInterface(pCont);
if (chBirth == NULL) return false; // can't read birth time data
IParticleChannelQuatR* chOrient = GetParticleChannelOrientationRInterface(pCont);
if (chOrient == NULL) return false; // can't read current orientation for a particle
// may create and initialize spin channel if it is not present
IParticleChannelAngAxisR* chSpinR = NULL;
IParticleChannelAngAxisW* chSpinW = NULL;
bool initSpin = false;
chSpinR = (IParticleChannelAngAxisR*)chCont->EnsureInterface(PARTICLECHANNELSPINR_INTERFACE,
ParticleChannelAngAxis_Class_ID,
true, PARTICLECHANNELSPINR_INTERFACE,
PARTICLECHANNELSPINW_INTERFACE, true,
actionNode, NULL, &initSpin);
if (chSpinR == NULL) return false; // can't read spin data
if (initSpin) {
chSpinW = GetParticleChannelSpinWInterface(pCont);
if (chSpinW == NULL) return false; // can't modify spin data
}
if (initSpin) {
AngAxis aa(Point3::XAxis, 0.0f);
if (!chNew->IsAllOld())
for(i=0; i<count; i++) {
if (chNew->IsNew(i))
chSpinW->SetValue(i, aa);
}
}
// create channel to store the start moment of the transition process
// the time is when a particle enters the event
IParticleChannelPTVW* chStartTimeW = NULL;
bool initStartTime = false;
chStartTimeW = (IParticleChannelPTVW*)chCont->EnsureInterface(PARTICLECHANNELSTARTTIMEW_INTERFACE,
ParticleChannelPTV_Class_ID,
true, PARTICLECHANNELSTARTTIMER_INTERFACE,
PARTICLECHANNELSTARTTIMEW_INTERFACE, true,
actionNode, (Object*)this, &initStartTime);
if (chStartTimeW == NULL) return false; // can't modify the start time
// create channel to store the end moment of the transition process
// the time is used to determine when a particle should go to the next event, and when to finish the transition process
IParticleChannelPTVW* chEndTimeW = NULL;
bool initEndTime = false;
chEndTimeW = (IParticleChannelPTVW*)chCont->EnsureInterface(PARTICLECHANNELENDTIMEW_INTERFACE,
ParticleChannelPTV_Class_ID,
true, PARTICLECHANNELENDTIMER_INTERFACE,
PARTICLECHANNELENDTIMEW_INTERFACE, true,
actionNode, (Object*)this, &initEndTime);
if (chEndTimeW == NULL) return false; // can't modify the end time
// create channel to store info about the last time for each particle for the proceed function
// the data is used to rollback the effect of integration to find the desirable orientation
IParticleChannelPTVW* chProceedTimeW = NULL;
chProceedTimeW = (IParticleChannelPTVW*)chCont->EnsureInterface(PARTICLECHANNELPROCEEDTIMEW_INTERFACE,
ParticleChannelPTV_Class_ID,
true, PARTICLECHANNELPROCEEDTIMER_INTERFACE,
PARTICLECHANNELPROCEEDTIMEW_INTERFACE, false,
actionNode, (Object*)this);
if (chProceedTimeW == NULL) return false; // can't modify the proceed time
for(i=0; i<count; i++) chProceedTimeW->SetValue(i, chTime->GetValue(i));
// create channel to store info if the final rotation has been initialized
IParticleChannelBoolW* chGotInitW = NULL;
bool initGotInit = false;
chGotInitW = (IParticleChannelBoolW*)chCont->EnsureInterface(PARTICLECHANNELGOTINITW_INTERFACE,
ParticleChannelBool_Class_ID,
true, PARTICLECHANNELGOTINITR_INTERFACE,
PARTICLECHANNELGOTINITW_INTERFACE, true,
actionNode, (Object*)this, &initGotInit);
if (chGotInitW == NULL) return false; // can't modify if init data
// create channel to store initial rotation
IParticleChannelQuatW* chStartRotW = NULL;
bool initStartRot = false;
chStartRotW = (IParticleChannelQuatW*)chCont->EnsureInterface(PARTICLECHANNELSTARTROTW_INTERFACE,
ParticleChannelQuat_Class_ID,
true, PARTICLECHANNELSTARTROTR_INTERFACE,
PARTICLECHANNELSTARTROTW_INTERFACE, true,
actionNode, (Object*)this, &initStartRot);
if (chStartRotW == NULL) return false; // can't modify the start rotation
// create channel to store end rotation
IParticleChannelQuatW* chEndRotW = NULL;
bool initEndRot = false;
chEndRotW = (IParticleChannelQuatW*)chCont->EnsureInterface(PARTICLECHANNELENDROTW_INTERFACE,
ParticleChannelQuat_Class_ID,
true, PARTICLECHANNELENDROTR_INTERFACE,
PARTICLECHANNELENDROTW_INTERFACE, true,
actionNode, (Object*)this, &initEndRot);
if (chEndRotW == NULL) return false; // can't modify the end rotation
// create channel to store initial spin
IParticleChannelAngAxisW* chStartSpinW = NULL;
bool initStartSpin = false;
chStartSpinW = (IParticleChannelAngAxisW*)chCont->EnsureInterface(PARTICLECHANNELSTARTSPINW_INTERFACE,
ParticleChannelAngAxis_Class_ID,
true, PARTICLECHANNELSTARTSPINR_INTERFACE,
PARTICLECHANNELSTARTSPINW_INTERFACE, true,
actionNode, (Object*)this, &initStartSpin);
if (chStartSpinW == NULL) return false; // can't modify the start rotation
// create channel to store final spin rate as a float
IParticleChannelFloatW* chEndSpinW = NULL;
bool initEndSpin = false;
chEndSpinW = (IParticleChannelFloatW*)chCont->EnsureInterface(PARTICLECHANNELENDSPINW_INTERFACE,
ParticleChannelFloat_Class_ID,
true, PARTICLECHANNELENDSPINR_INTERFACE,
PARTICLECHANNELENDSPINW_INTERFACE, true,
actionNode, (Object*)this, &initEndSpin);
if (chEndSpinW == NULL) return false; // can't modify the start rotation
int sync = pblock()->GetInt(kGoToRotation_syncBy, timeEnd);
TimeValue time = pblock()->GetTimeValue(kGoToRotation_time, timeEnd);
TimeValue timeVar = pblock()->GetTimeValue(kGoToRotation_variation, timeEnd);
int matchSpin = pblock()->GetInt(kGoToRotation_matchSpin, timeEnd);
float spin = GetPFFloat(pblock(), kGoToRotation_spin, timeEnd.TimeValue())/TIME_TICKSPERSEC;
float spinVar = GetPFFloat(pblock(), kGoToRotation_spinVariation, timeEnd.TimeValue())/TIME_TICKSPERSEC;
RandGenerator* randGen = randLinker().GetRandGenerator(pCont);
if (randGen == NULL) return false;
if (!chNew->IsAllOld()) {
for(i=0; i<count; i++) {
if (!chNew->IsNew(i)) continue;
if (initStartTime)
chStartTimeW->SetValue(i, chTime->GetValue(i) );
if (initEndTime) {
PreciseTimeValue endTime(time);
switch(sync) {
case kGoToRotation_syncBy_age:
endTime += chBirth->GetValue(i);
break;
case kGoToRotation_syncBy_event:
endTime += chTime->GetValue(i);
break;
}
if (timeVar > 0) {
int sign = randGen->RandSign();
endTime += PreciseTimeValue(sign*randGen->Rand0X(timeVar));
} else {
randGen->RandSign();
randGen->Rand0X(10);
}
chEndTimeW->SetValue(i, endTime);
}
if (initGotInit)
chGotInitW->SetValue(i, false);
if (initStartRot)
chStartRotW->SetValue(i, chOrient->GetValue(i));
if (initEndRot)
chEndRotW->SetValue(i, chOrient->GetValue(i));
if (initStartSpin)
chStartSpinW->SetValue(i, chSpinR->GetValue(i));
if (initEndSpin) {
float endSpin = 0;
if (matchSpin) {
AngAxis aa = chSpinR->GetValue(i);
endSpin = aa.angle;
} else endSpin = spin;
if (spinVar > 0.0f) endSpin += spinVar*randGen->Rand11();
else randGen->Rand11();
chEndSpinW->SetValue(i, endSpin);
}
}
}
return true;
}
bool PFOperatorMaterialFrequency::Proceed(IObject* pCont,
PreciseTimeValue timeStart,
PreciseTimeValue& timeEnd,
Object* pSystem,
INode* pNode,
INode* actionNode,
IPFIntegrator* integrator)
{
if (pblock() == NULL) return false;
int assignID = pblock()->GetInt(kMaterialFrequency_assignID, timeEnd);
if (assignID == 0) return true; // nothing to assign
int showInViewport = pblock()->GetInt(kMaterialFrequency_showInViewport, timeEnd);
if (!showInViewport) { // check if the system is in render; if not then return
IPFSystem* iSystem = GetPFSystemInterface(pSystem);
if (iSystem == NULL) return false;
if (!iSystem->IsRenderState()) return true; // nothing to show in viewport
}
// acquire absolutely necessary particle channels
IParticleChannelAmountR* chAmount = GetParticleChannelAmountRInterface(pCont);
if (chAmount == NULL) return false; // can't find number of particles in the container
IParticleChannelPTVR* chTime = GetParticleChannelTimeRInterface(pCont);
if (chTime == NULL) return false; // can't read timing for a particle
IParticleChannelNewR* chNew = GetParticleChannelNewRInterface(pCont);
if (chNew == NULL) return false; // can't find newly entered particles for duration calculation
IChannelContainer* chCont = GetChannelContainerInterface(pCont);
if (chCont == NULL) return false;
// ensure material index channel
IParticleChannelIntW* chMtlIDW = (IParticleChannelIntW*)chCont->EnsureInterface(PARTICLECHANNELMTLINDEXW_INTERFACE,
ParticleChannelInt_Class_ID,
true, PARTICLECHANNELMTLINDEXR_INTERFACE,
PARTICLECHANNELMTLINDEXW_INTERFACE, true);
if (chMtlIDW == NULL) return false; // can't modify Material Index channel in the container
IParticleChannelIntR* chMtlIDR = GetParticleChannelMtlIndexRInterface(pCont);
RandGenerator* randGen = randLinker().GetRandGenerator(pCont);
int i, j, count = chAmount->Count();
int mtlID;
float idShare[10], slideShare[10];
int pblockIDShare[] = { kMaterialFrequency_id1, kMaterialFrequency_id2, kMaterialFrequency_id3, kMaterialFrequency_id4, kMaterialFrequency_id5, kMaterialFrequency_id6, kMaterialFrequency_id7, kMaterialFrequency_id8, kMaterialFrequency_id9, kMaterialFrequency_id10 };
for(i=0; i<count; i++) {
if (!chNew->IsNew(i)) continue; // the ID is already set
TimeValue curTime = chTime->GetValue(i).TimeValue();
float totalShare = 0.0f;
for(j=0; j<10; j++) {
totalShare += (idShare[j] = GetPFFloat(pblock(), pblockIDShare[j], curTime));
slideShare[j] = totalShare;
}
float randomShare = totalShare*randGen->Rand01();
for(j=0; j<10; j++) {
mtlID = j;
if (randomShare < slideShare[j]) break;
}
chMtlIDW->SetValue(i, mtlID);
}
return true;
}
bool PFOperatorSimpleOrientation::Proceed(IObject* pCont,
PreciseTimeValue timeStart,
PreciseTimeValue& timeEnd,
Object* pSystem,
INode* pNode,
INode* actionNode,
IPFIntegrator* integrator)
{
// acquire all necessary channels, create additional if needed
IParticleChannelNewR* chNew = GetParticleChannelNewRInterface(pCont);
if(chNew == NULL) return false;
IParticleChannelPTVR* chTime = GetParticleChannelTimeRInterface(pCont);
if(chTime == NULL) return false;
IParticleChannelAmountR* chAmount = GetParticleChannelAmountRInterface(pCont);
if(chAmount == NULL) return false;
// there are no new particles
// if (chNew->IsAllOld()) return true;
// we may need speed channel for "Speed Space" and "Speed Space Follow" types
IParticleChannelPoint3R* chSpeed;
int iDir = pblock()->GetInt(kSimpleOrientation_direction, 0);
if ((iDir == kSO_Speed) || (iDir == kSO_SpeedFollow))
chSpeed = GetParticleChannelSpeedRInterface(pCont);
bool bRestrictToAxis = (pblock()->GetInt(kSimpleOrientation_restrictToAxis, 0) != 0);
IChannelContainer* chCont;
chCont = GetChannelContainerInterface(pCont);
if (chCont == NULL) return false;
// the channel of interest
IParticleChannelQuatW* chOrient = (IParticleChannelQuatW*)chCont->EnsureInterface(PARTICLECHANNELORIENTATIONW_INTERFACE,
ParticleChannelQuat_Class_ID,
true, PARTICLECHANNELORIENTATIONR_INTERFACE,
PARTICLECHANNELORIENTATIONW_INTERFACE, true );
if (chOrient == NULL) return false;
RandGenerator* prg = randLinker().GetRandGenerator(pCont);
Matrix3 m3Orient;
float fEulerAng[3];
int iQuant = chAmount->Count();
for(int i = 0; i < iQuant; i++) {
if((chNew->IsNew(i)) || (iDir == kSO_SpeedFollow)) { // apply only to new particles or to all for "follow" type
TimeValue tv = chTime->GetValue(i).TimeValue();
// set particle direction in user selected direction
switch(iDir) {
case kSO_Rand_3D: {
Point3 p3x = RandSphereSurface(prg);
Point3 p3y = RandSphereSurface(prg);
while(p3x == p3y)
p3y = RandSphereSurface(prg);
p3y = Normalize(p3y - p3x * DotProd(p3x, p3y));
Point3 p3z = p3x ^ p3y;
m3Orient = Matrix3(p3x, p3y, p3z, Point3::Origin);
}
break;
case kSO_Rand_Horiz: {
fEulerAng[0] = fEulerAng[1] = 0.0f;
fEulerAng[2] = TWOPI * prg->Rand01();
EulerToMatrix(fEulerAng, m3Orient, EULERTYPE_XYZ);
}
break;
case kSO_World: {
fEulerAng[0] = GetPFFloat(pblock(), kSimpleOrientation_x, tv);
fEulerAng[1] = GetPFFloat(pblock(), kSimpleOrientation_y, tv);
fEulerAng[2] = GetPFFloat(pblock(), kSimpleOrientation_z, tv);
EulerToMatrix(fEulerAng, m3Orient, EULERTYPE_XYZ);
}
break;
case kSO_Speed:
case kSO_SpeedFollow: {
fEulerAng[0] = GetPFFloat(pblock(), kSimpleOrientation_x, tv);
fEulerAng[1] = GetPFFloat(pblock(), kSimpleOrientation_y, tv);
fEulerAng[2] = GetPFFloat(pblock(), kSimpleOrientation_z, tv);
if (chSpeed != NULL)
m3Orient = SpeedSpaceMatrix(chSpeed->GetValue(i));
else
m3Orient = Matrix3(Point3::XAxis, Point3::YAxis, Point3::ZAxis, Point3::Origin);
// m3Orient.SetRotate(Quat(m3Orient));
Matrix3 eulerRot;
EulerToMatrix(fEulerAng, eulerRot, EULERTYPE_XYZ);
// m3Orient = m3Orient * eulerRot;
m3Orient = eulerRot * m3Orient;
}
break;
}
// account for divergence parameter
if ((iDir != kSO_SpeedFollow) && (iDir != kSO_Rand_3D)) {
float fDiv = GetPFFloat(pblock(), kSimpleOrientation_divergence, tv);
Point3 p3RotAxis = RandSphereSurface(prg);
if(fDiv > 0.f) {
if (bRestrictToAxis) {
p3RotAxis.x = GetPFFloat(pblock(), kSimpleOrientation_axisX, tv);
p3RotAxis.y = GetPFFloat(pblock(), kSimpleOrientation_axisY, tv);
p3RotAxis.z = GetPFFloat(pblock(), kSimpleOrientation_axisZ, tv);
if (LengthSquared(p3RotAxis) > 0.0f) {
p3RotAxis = Normalize(p3RotAxis);
} else {
p3RotAxis = Point3::XAxis;
fDiv = 0.0f;
}
}
float fRandDiv = fDiv * prg->Rand11();
m3Orient = m3Orient * RotAngleAxisMatrix(p3RotAxis, fRandDiv);
} else { // perform operations that change randomness state
prg->Rand11();
}
}
chOrient->SetValue(i, Quat(m3Orient));
}
}
return true;
}
//+>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>+
//| From IPFTest |
//+>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>+
bool PFTestDuration::Proceed(IObject* pCont,
PreciseTimeValue timeStart,
PreciseTimeValue& timeEnd,
Object* pSystem,
INode* pNode,
INode* actionNode,
IPFIntegrator* integrator,
BitArray& testResult,
Tab<float>& testTime)
{
TimeValue proceedTime = timeStart;
int testType = pblock()->GetInt(kDuration_testType, proceedTime);
int disparity = pblock()->GetInt(kDuration_disparity, proceedTime);
// get channel container interface
IChannelContainer* chCont;
chCont = GetChannelContainerInterface(pCont);
if (chCont == NULL) return false;
// acquire absolutely necessary particle channels
IParticleChannelAmountR* chAmount = GetParticleChannelAmountRInterface(pCont);
if (chAmount == NULL) return false; // can't find number of particles in the container
IParticleChannelPTVR* chTime = GetParticleChannelTimeRInterface(pCont);
if (chTime == NULL) return false; // can't read timing info for a particle
IParticleChannelNewR* chNew = GetParticleChannelNewRInterface(pCont);
if (chNew == NULL) return false; // can't find newly entered particles for duration calculation
// acquire more particle channels
IParticleChannelPTVR* chBirthTime = NULL;
if (testType == kDuration_testType_age)
{
chBirthTime = GetParticleChannelBirthTimeRInterface(pCont);
if (chBirthTime == NULL) return false; // can't read particle age
}
IParticleChannelIDR* chID = NULL;
if (disparity != 0)
{
chID = GetParticleChannelIDRInterface(pCont);
if (chID == NULL) return false; // can't read particle index for first-to-last disparity
}
IParticleChannelPTVR* chEventStartR = NULL;
IParticleChannelPTVW* chEventStartW = NULL;
bool initEventStart = false;
if (testType == kDuration_testType_event) {
chEventStartR = (IParticleChannelPTVR*)chCont->EnsureInterface(PARTICLECHANNELEVENTSTARTR_INTERFACE,
ParticleChannelPTV_Class_ID,
true, PARTICLECHANNELEVENTSTARTR_INTERFACE,
PARTICLECHANNELEVENTSTARTW_INTERFACE, false,
actionNode, NULL, &initEventStart);
if (chEventStartR == NULL) return false; // can't read event start time
if (initEventStart) {
chEventStartW = GetParticleChannelEventStartWInterface(pCont);
if (chEventStartW == NULL) return false; // can't write event start time
}
}
// acquire TestDuration private particle channel; if not present then create it
IParticleChannelPTVW* chTestW = (IParticleChannelPTVW*)chCont->EnsureInterface(PARTICLECHANNELTESTDURATIONW_INTERFACE,
ParticleChannelPTV_Class_ID,
true, PARTICLECHANNELTESTDURATIONR_INTERFACE,
PARTICLECHANNELTESTDURATIONW_INTERFACE, false,
actionNode, (Object*)this);
IParticleChannelPTVR* chTestR = (IParticleChannelPTVR*)chCont->GetPrivateInterface(PARTICLECHANNELTESTDURATIONR_INTERFACE, (Object*)this);
if ((chTestR == NULL) || (chTestW == NULL)) return false; // can't set test value for newly entered particles
int i, count;
PreciseTimeValue curTestValue;
count = chAmount->Count();
// check if all particles are "old". If some particles are "new" then we
// have to calculate test values for those.
if (!chNew->IsAllOld())
{
TimeValue testValue = pblock()->GetTimeValue(kDuration_testValue, proceedTime);
TimeValue variation = pblock()->GetTimeValue(kDuration_variation, proceedTime);
int subframe = pblock()->GetInt(kDuration_subframeSampling, proceedTime);
TimeValue testFirst = pblock()->GetInt(kDuration_testFirst, proceedTime);
TimeValue testLast = pblock()->GetInt(kDuration_testLast, proceedTime);
TimeValue lastIndex = pblock()->GetInt(kDuration_lastIndex, proceedTime);
if (lastIndex <= 0) lastIndex = 1;
int tpf = GetTicksPerFrame();
RandGenerator* randGen = NULL;
if (variation != 0) randGen = randLinker().GetRandGenerator(pCont);
int index;
for(i=0; i<count; i++)
if (chNew->IsNew(i)) // calculate test value only for new particles
{
if (disparity) {
index = chID->GetParticleIndex(i);
if (index > lastIndex)
curTestValue = PreciseTimeValue( testLast );
else
curTestValue = PreciseTimeValue( testFirst + (testLast-testFirst)*(float(index)/lastIndex) );
} else
curTestValue = PreciseTimeValue( testValue );
if (variation != 0)
curTestValue += PreciseTimeValue( randGen->Rand11()*variation );
// adjust test value according to test type
if (testType == kDuration_testType_age)
curTestValue += chBirthTime->GetValue(i);
else if (testType == kDuration_testType_event) {
if (initEventStart)
chEventStartW->SetValue(i, chTime->GetValue(i));
curTestValue += chEventStartR->GetValue(i);
}
if (!subframe) // round the test value to the nearest frame
curTestValue = PreciseTimeValue(int(floor(TimeValue(curTestValue)/float(tpf) + 0.5f) * tpf));
chTestW->SetValue(i, curTestValue);
}
}
// test all particles
PreciseTimeValue curParticleValue;
testResult.SetSize(count);
testResult.ClearAll();
testTime.SetCount(count);
int condType = pblock()->GetInt(kDuration_conditionType, proceedTime);
BitArray particlesToAdvance;
particlesToAdvance.SetSize(count);
particlesToAdvance.ClearAll();
for(i=0; i<count; i++)
{
curTestValue = chTestR->GetValue(i);
curParticleValue = chTime->GetValue(i);
if (curParticleValue > timeEnd) continue; // particle has been proceeded beyond
// the testing interval [timeStart,timeEnd]
switch( condType )
{
case kDuration_conditionType_less:
if (curParticleValue <= curTestValue)
{ // particle doesn't need to be advanced in "time" since the current time value is the condition value
testResult.Set(i);
testTime[i] = float( curParticleValue - timeStart );
}
break;
case kDuration_conditionType_greater:
if (timeEnd < curTestValue) break; // particle won't satisfy the condition
// even at the end of the test interval
if (curParticleValue >= curTestValue)
{ // particle doesn't need to be advanced in "time" since the current time value is more than satisfactory
testResult.Set(i);
testTime[i] = float( curParticleValue - timeStart );
break;
}
testResult.Set(i);
testTime[i] = float( curTestValue - timeStart );
// the particle needs to be advanced in time if possible
particlesToAdvance.Set(i);
break;
default:
DbgAssert(0);
break;
}
}
// advance particles in time if they satisfy the condition and need to be pushed forward
if (integrator != NULL)
{
Tab<PreciseTimeValue> timeToAdvance;
timeToAdvance.SetCount(count);
for(i=0; i<count; i++)
if (particlesToAdvance[i] != 0)
timeToAdvance[i] = timeStart + testTime[i];
integrator->Proceed(pCont, timeToAdvance, particlesToAdvance);
}
return true;
}
