void IECoreMantra::ProceduralPrimitive::addVisibleRenderable( VisibleRenderablePtr renderable )
{
ToHoudiniGeometryConverterPtr converter = ToHoudiniGeometryConverter::create( renderable );
if( !converter )
{
msg( Msg::Warning, "ProceduralPrimitive::addVisibleRenderable", "converter could not be found" );
return;
}
GU_Detail *gdp = allocateGeometry();
GU_DetailHandle handle;
handle.allocateAndSet( (GU_Detail*)gdp, false );
bool converted = converter->convert( handle );
if ( !converted )
{
msg( Msg::Warning, "ProceduralPrimitive::addVisibleRenderable", "converter failed" );
return;
}
/// \todo ToHoudiniGeometryConverter does not create a Houdini style uv attribute.
/// We make one from s and t. This code should probably live in a converter or in an Op that
/// remaps IECore conventions to common Houdini ones.
MeshPrimitivePtr mesh = runTimeCast<MeshPrimitive> (renderable);
if ( mesh )
{
gdp->addTextureAttribute( GA_ATTRIB_VERTEX );
GEO_AttributeHandle auv = gdp->getAttribute( GA_ATTRIB_VERTEX, "uv" );
GEO_AttributeHandle as = gdp->getAttribute( GA_ATTRIB_VERTEX, "s" );
GEO_AttributeHandle at = gdp->getAttribute( GA_ATTRIB_VERTEX, "t" );
if ( auv.isAttributeValid() && as.isAttributeValid() && at.isAttributeValid() )
{
GA_GBPrimitiveIterator it( *gdp );
GA_Primitive *p = it.getPrimitive();
while ( p )
{
for (int i = 0; i < p->getVertexCount(); ++i)
{
GA_Offset v = p->getVertexOffset(i);
as.setVertex(v);
at.setVertex(v);
auv.setVertex(v);
auv.setF( as.getF(0), 0 );
auv.setF( ((at.getF(0) * -1.0f) + 1.0f), 1 ); // wat, t arrives upside down for some reason.
auv.setF( 0.0f, 2 );
}
++it;
p = it.getPrimitive();
}
}
}
if ( m_renderer->m_motionType == RendererImplementation::Geometry )
{
msg(Msg::Debug, "IECoreMantra::ProceduralPrimitive::addVisibleRenderable", "MotionBlur:Geometry" );
if ( !m_renderer->m_motionTimes.empty() )
{
if ( (size_t)m_renderer->m_motionSize == m_renderer->m_motionTimes.size() )
{
openGeometryObject();
}
addGeometry(gdp, m_renderer->m_motionTimes.front());
m_renderer->m_motionTimes.pop_front();
if ( m_renderer->m_motionTimes.empty() )
{
applySettings();
closeObject();
}
}
}
else if ( m_renderer->m_motionType == RendererImplementation::ConcatTransform ||
m_renderer->m_motionType == RendererImplementation::SetTransform )
{
// It isn't clear that this will give correct results.
// ConcatTransform may need to interpolate transform snapshots.
msg(Msg::Debug, "IECoreMantra::ProceduralPrimitive::addVisibleRenderable", "MotionBlur:Transform" );
openGeometryObject();
addGeometry(gdp, 0.0f);
while ( !m_renderer->m_motionTimes.empty() )
{
setPreTransform( convert< UT_Matrix4T<float> >(m_renderer->m_motionTransforms.front()),
m_renderer->m_motionTimes.front() );
m_renderer->m_motionTimes.pop_front();
m_renderer->m_motionTransforms.pop_front();
}
applySettings();
closeObject();
m_renderer->m_motionType = RendererImplementation::Unknown;
}
else if ( m_renderer->m_motionType == RendererImplementation::Velocity )
{
msg(Msg::Debug, "IECoreMantra::ProceduralPrimitive::addVisibleRenderable", "MotionBlur:Velocity" );
openGeometryObject();
addGeometry(gdp, 0.0f);
addVelocityBlurGeometry(gdp, m_preBlur, m_postBlur);
applySettings();
closeObject();
m_renderer->m_motionType = RendererImplementation::Unknown;
}
else
{
msg(Msg::Debug, "IECoreMantra::ProceduralPrimitive::addVisibleRenderable", "MotionBlur:None" );
openGeometryObject();
addGeometry( gdp, 0.0f );
setPreTransform( convert< UT_Matrix4T<float> >(m_renderer->m_transformStack.top()), 0.0f);
applySettings();
closeObject();
}
}
void Geo2Emp::transferParticlePointAttribs(int numAttribs, GEO_AttributeHandleList& attribList, std::map<int, AttributeInfo>& attrLut, Nb::ParticleShape& shape, const GEO_Point* ppt)
{
GEO_AttributeHandle* pAttr;
AttributeInfo* pAttrInfo;
for (int i = 0; i < numAttribs; i++)
{
pAttr = attribList[i];
pAttrInfo = &( attrLut[i] );
if (!pAttrInfo->supported)
//Skip unsupported attributes
continue;
pAttr->setElement( ppt );
if (! pAttr->isAttributeValid() )
{
LogDebug() << "Invalid attribute handle on supported attribute!! [" << pAttr->getName() << "]" << std::endl;
}
LogDebug() << "Transferring attribute: " << pAttr->getName() << std::endl;
switch ( pAttrInfo->type )
{
case GB_ATTRIB_FLOAT:
//LogDebug() << "Transfer Float" << pAttrInfo->entries << "[" << pAttr->getName() << "]" << std::endl;
switch ( pAttrInfo->entries )
{
case 1:
{
//LogDebug() << "Float1: " << pAttr->getV3() << std::endl;
//Get the channel from the point shape
em::block3_array1f& vecData = shape.mutableBlocks1f( pAttrInfo->empIndex );
//Write the data into the buffer
vecData(0).push_back( pAttr->getF() );
}
break;
case 3:
{
LogDebug() << "Float3: " << pAttr->getV3() << std::endl;
//Get the channel from the particle shape
em::block3_array3f& vecData = shape.mutableBlocks3f( pAttrInfo->empIndex );
//Write the data into the buffer
vecData(0).push_back( em::vec3f( pAttr->getF(0), pAttr->getF(1), pAttr->getF(2) ) );
}
break;
}
break;
case GB_ATTRIB_INT:
LogDebug() << "Int " << pAttrInfo->entries << std::endl;
switch ( pAttrInfo->entries )
{
case 1:
{
//LogDebug() << "Float1: " << pAttr->getV3() << std::endl;
//Get the channel from the point shape
em::block3_array1i& vecData = shape.mutableBlocks1i( pAttrInfo->empIndex );
//Write the data into the buffer
vecData(0).push_back( pAttr->getI() );
}
break;
case 3:
{
LogDebug() << "Int3: " << std::endl;
//Get the channel from the particle shape
em::block3_array3i& vecData = shape.mutableBlocks3i( pAttrInfo->empIndex );
//Write the data into the buffer
vecData(0).push_back( em::vec3i( pAttr->getI(0), pAttr->getI(1), pAttr->getI(2) ) );
}
break;
}
break;
case GB_ATTRIB_VECTOR:
{
//LogDebug() << "Transfer Vector3 [" << pAttr->getName() << "] " << pAttr->getF(0) << "," << pAttr->getF(1) << "," << pAttr->getF(2)<< std::endl;
//If we have a vector, we need to invert it (reverse winding).
em::block3_array3f& vecData = shape.mutableBlocks3f( pAttrInfo->empIndex );
//Write the data into the buffer
vecData(0).push_back( em::vec3f( pAttr->getF(0), pAttr->getF(1), pAttr->getF(2) ) );
break;
}
case GB_ATTRIB_MIXED:
case GB_ATTRIB_INDEX:
default:
//Unsupported attribute, so give it a skip.
LogDebug() << " !!!!! SHOULDNT GET THIS !!!! Unsupported attribute type for blind copy [" << pAttrInfo->type << "]" << std::endl;
continue;
break;
}
}
}
OP_ERROR SOP_FluidSolver2D::cookMySop(OP_Context &context) {
oldf = f;
double t = context.getTime();
int f = context.getFrame();
UT_Interrupt *boss;
GU_PrimVolume *volume;
OP_Node::flags().timeDep = 1;
fluidSolver->fps = OPgetDirector()->getChannelManager()->getSamplesPerSec();
int newResX = RESX(t);
int newResY = RESY(t);
if ( newResX != fluidSolver->res.x || newResY != fluidSolver->res.y) {
fluidSolver->changeFluidRes(newResX,newResY);
}
UT_Vector3 fluidPos(POSX(t), POSY(t), POSZ(t));
UT_Vector3 fluidRot(ROTX(t), ROTY(t), ROTZ(t));
fluidRot.degToRad();
fluidSolver->fluidSize.x = FLUIDSIZEX(t);
fluidSolver->fluidSize.y = FLUIDSIZEY(t);
fluidSolver->borderNegX = BORDERNEGX(t);
fluidSolver->borderPosX = BORDERPOSX(t);
fluidSolver->borderNegY = BORDERNEGY(t);
fluidSolver->borderPosY = BORDERPOSY(t);
fluidSolver->preview = PREVIEW(t);
fluidSolver->previewType = PREVIEWTYPE(t);
fluidSolver->bounds = BOUNDS(t);
fluidSolver->substeps = SUBSTEPS(t);
fluidSolver->jacIter = JACITER(t);
fluidSolver->densDis = DENSDIS(t);
fluidSolver->densBuoyStrength = DENSBUOYSTRENGTH(t);
float ddirX = DENSBUOYDIRX(t);
float ddirY = DENSBUOYDIRY(t);
fluidSolver->densBuoyDir = cu::make_float2(ddirX,ddirY);
fluidSolver->velDamp = VELDAMP(t);
fluidSolver->vortConf = VORTCONF(t);
fluidSolver->noiseStr = NOISESTR(t);
fluidSolver->noiseFreq = NOISEFREQ(t);
fluidSolver->noiseOct = NOISEOCT(t);
fluidSolver->noiseLacun = NOISELACUN(t);
fluidSolver->noiseSpeed = NOISESPEED(t);
fluidSolver->noiseAmp = NOISEAMP(t);
if (error() < UT_ERROR_ABORT) {
boss = UTgetInterrupt();
gdp->clearAndDestroy();
// Start the interrupt server
if (boss->opStart("Building Volume")){
static float zero = 0.0;
#ifdef HOUDINI_11
GB_AttributeRef fluidAtt = gdp->addAttrib("cudaFluidPreview", sizeof(int), GB_ATTRIB_INT, &zero);
gdp->attribs().getElement().setValue<int>(fluidAtt, fluidSolver->preview);
GB_AttributeRef solverIdAtt = gdp->addAttrib("solverId", sizeof(int), GB_ATTRIB_INT, &zero);
gdp->attribs().getElement().setValue<int>(solverIdAtt, fluidSolver->id);
#else
GA_WOAttributeRef fluidAtt = gdp->addIntTuple(GA_ATTRIB_DETAIL, "cudaFluidPreview", 1);
gdp->element().setValue<int>(fluidAtt, fluidSolver->preview);
GA_WOAttributeRef solverIdAtt = gdp->addIntTuple(GA_ATTRIB_DETAIL, "solverId", 1);
gdp->element().setValue<int>(solverIdAtt, fluidSolver->id);
#endif
UT_Matrix3 xform;
const UT_XformOrder volXFormOrder;
volume = (GU_PrimVolume *)GU_PrimVolume::build(gdp);
#ifdef HOUDINI_11
volume->getVertex().getPt()->getPos() = fluidPos;
#else
volume->getVertexElement(0).getPt()->setPos(fluidPos);
#endif
xform.identity();
xform.scale(fluidSolver->fluidSize.x*0.5, fluidSolver->fluidSize.y*0.5, 0.25);
xform.rotate(fluidRot.x(), fluidRot.y(), fluidRot.z(), volXFormOrder);
volume->setTransform(xform);
xform.identity();
xform.rotate(fluidRot.x(), fluidRot.y(), fluidRot.z(), volXFormOrder);
xform.invert();
if(lockInputs(context) >= UT_ERROR_ABORT)
return error();
if(getInput(0)){
GU_Detail* emittersInput = (GU_Detail*)inputGeo(0, context);
GEO_PointList emittersList = emittersInput->points();
int numEmitters = emittersList.entries();
if (numEmitters != fluidSolver->nEmit) {
delete fluidSolver->emitters;
fluidSolver->nEmit = numEmitters;
fluidSolver->emitters = new FluidEmitter[numEmitters];
}
GEO_AttributeHandle radAh, amountAh;
radAh = emittersInput->getPointAttribute("radius");
amountAh = emittersInput->getPointAttribute("amount");
for (int i = 0; i < numEmitters; i++) {
UT_Vector4 emitPos = emittersList[i]->getPos();
UT_Vector3 emitPos3(emitPos);
emitPos3 -= fluidPos;
emitPos3 = emitPos3*xform;
fluidSolver->emitters[i].posX = emitPos3.x();
fluidSolver->emitters[i].posY = emitPos3.y();
radAh.setElement(emittersList[i]);
amountAh.setElement(emittersList[i]);
fluidSolver->emitters[i].radius = radAh.getF(0);
fluidSolver->emitters[i].amount = amountAh.getF(0);
}
} else {
fluidSolver->nEmit = 0;
}
if(getInput(1)) {
GU_Detail* collidersInput = (GU_Detail*)inputGeo(1, context);
GEO_PointList collidersList = collidersInput->points();
int numColliders = collidersList.entries();
if (numColliders != fluidSolver->nColliders) {
delete fluidSolver->colliders;
fluidSolver->nColliders = numColliders;
fluidSolver->colliders = new Collider[numColliders];
}
GEO_AttributeHandle colRadAh;
colRadAh = collidersInput->getPointAttribute("radius");
for (int i = 0; i < numColliders; i++) {
UT_Vector4 colPos = collidersList[i]->getPos();
UT_Vector3 colPos3(colPos);
colPos3 -= fluidPos;
colPos3 = colPos3*xform;
if (f > STARTFRAME(t)) {
fluidSolver->colliders[i].oldPosX = fluidSolver->colliders[i].posX;
fluidSolver->colliders[i].oldPosY = fluidSolver->colliders[i].posY;
} else {
fluidSolver->colliders[i].oldPosX = colPos3.x();
fluidSolver->colliders[i].oldPosY = colPos3.y();
}
fluidSolver->colliders[i].posX = colPos3.x();
fluidSolver->colliders[i].posY = colPos3.y();
colRadAh.setElement(collidersList[i]);
fluidSolver->colliders[i].radius = colRadAh.getF(0);
}
} else {
fluidSolver->nColliders = 0;
}
unlockInputs();
if (f <= STARTFRAME(t)) {
fluidSolver->resetFluid();
if (fluidSolver->preview != 1) {
{
UT_VoxelArrayWriteHandleF handle = volume->getVoxelWriteHandle();
handle->constant(0);
}
}
} else {
if (f!=oldf) {
fluidSolver->solveFluid();
}
if (fluidSolver->preview != 1) {
cu::cudaMemcpy( fluidSolver->host_dens, fluidSolver->dev_dens,
fluidSolver->res.x*fluidSolver->res.y*sizeof(float), cu::cudaMemcpyDeviceToHost );
{
UT_VoxelArrayWriteHandleF handle = volume->getVoxelWriteHandle();
handle->size(fluidSolver->res.x, fluidSolver->res.y, 1);
for (int i = 0; i < fluidSolver->res.x; i++) {
for (int j = 0; j < fluidSolver->res.y; j++) {
handle->setValue(i, j, 0, fluidSolver->host_dens[(j*fluidSolver->res.x + i)]);
}
}
}
}
}
select(GU_SPrimitive);
}
// Tell the interrupt server that we've completed. Must do this
// regardless of what opStart() returns.
boss->opEnd();
}
gdp->notifyCache(GU_CACHE_ALL);
return error();
}
OP_ERROR SOP_FluidSolver3D::cookMySop(OP_Context &context) {
oldf = f;
f = context.getFrame();
double t = context.getTime();
fluidSolver->fps = OPgetDirector()->getChannelManager()->getSamplesPerSec();
UT_Interrupt *boss;
GU_PrimVolume *volume;
GU_PrimVolume *velXVolume;
GU_PrimVolume *velYVolume;
GU_PrimVolume *velZVolume;
OP_Node::flags().timeDep = 1;
int newResX = RESX(t);
int newResY = RESY(t);
int newResZ = RESZ(t);
if ( newResX != fluidSolver->res.width || newResY != fluidSolver->res.height || newResZ != fluidSolver->res.depth) {
fluidSolver->changeFluidRes(newResX,newResY,newResZ);
}
UT_Vector3 fluidPos(POSX(t), POSY(t), POSZ(t));
UT_Vector3 fluidRot(ROTX(t), ROTY(t), ROTZ(t));
fluidRot.degToRad();
fluidSolver->fluidSize.x = FLUIDSIZEX(t);
fluidSolver->fluidSize.y = FLUIDSIZEY(t);
fluidSolver->fluidSize.z = FLUIDSIZEZ(t);
fluidSolver->borderNegX = BORDERNEGX(t);
fluidSolver->borderPosX = BORDERPOSX(t);
fluidSolver->borderNegY = BORDERNEGY(t);
fluidSolver->borderPosY = BORDERPOSY(t);
fluidSolver->borderNegZ = BORDERNEGZ(t);
fluidSolver->borderPosZ = BORDERPOSZ(t);
fluidSolver->substeps = SUBSTEPS(t);
fluidSolver->jacIter = JACITER(t);
fluidSolver->densDis = DENSDIS(t);
fluidSolver->densBuoyStrength = DENSBUOYSTRENGTH(t);
float ddirX = DENSBUOYDIRX(t);
float ddirY = DENSBUOYDIRY(t);
float ddirZ = DENSBUOYDIRZ(t);
fluidSolver->densBuoyDir = cu::make_float3(ddirX,ddirY,ddirZ);
fluidSolver->velDamp = VELDAMP(t);
fluidSolver->vortConf = VORTCONF(t);
fluidSolver->noiseStr = NOISESTR(t);
fluidSolver->noiseFreq = NOISEFREQ(t);
fluidSolver->noiseOct = NOISEOCT(t);
fluidSolver->noiseLacun = NOISELACUN(t);
fluidSolver->noiseSpeed = NOISESPEED(t);
fluidSolver->noiseAmp = NOISEAMP(t);
fluidSolver->preview = PREVIEW(t);
fluidSolver->drawCube = DRAWCUBE(t);
fluidSolver->opaScale = OPASCALE(t);
fluidSolver->stepMul = STEPMUL(t);
fluidSolver->displayRes = DISPLAYRES(t);
fluidSolver->doShadows = DOSHADOWS(t);
float lightPosX = LIGHTPOSX(t);
float lightPosY = LIGHTPOSY(t);
float lightPosZ = LIGHTPOSZ(t);
fluidSolver->lightPos = cu::make_float3(lightPosX,lightPosY,lightPosZ);
fluidSolver->shadowDens = SHADOWDENS(t);
fluidSolver->shadowStepMul = SHADOWSTEPMUL(t);
fluidSolver->shadowThres = SHADOWTHRES(t);
fluidSolver->displaySlice = DISPLAYSLICE(t);
fluidSolver->sliceType = SLICETYPE(t);
fluidSolver->sliceAxis = SLICEAXIS(t);
fluidSolver->slicePos = SLICEPOS(t);
fluidSolver->sliceBounds = SLICEBOUNDS(t);
if (error() < UT_ERROR_ABORT) {
boss = UTgetInterrupt();
gdp->clearAndDestroy();
// Start the interrupt server
if (boss->opStart("Building Volume")){
static float zero = 0.0;
GB_AttributeRef fluidAtt = gdp->addAttrib("cudaFluid3DPreview", sizeof(int), GB_ATTRIB_INT, &zero);
gdp->attribs().getElement().setValue<int>(fluidAtt, fluidSolver->preview);
GB_AttributeRef fluidSliceAtt = gdp->addAttrib("sliceDisplay", sizeof(int), GB_ATTRIB_INT, &zero);
gdp->attribs().getElement().setValue<int>(fluidSliceAtt, fluidSolver->displaySlice);
GB_AttributeRef solverIdAtt = gdp->addAttrib("solverId", sizeof(int), GB_ATTRIB_INT, &zero);
gdp->attribs().getElement().setValue<int>(solverIdAtt, fluidSolver->id);
GEO_AttributeHandle name_gah;
int def = -1;
gdp->addPrimAttrib("name", sizeof(int), GB_ATTRIB_INDEX, &def);
name_gah = gdp->getPrimAttribute("name");
UT_Matrix3 xform;
const UT_XformOrder volXFormOrder;
volume = (GU_PrimVolume *)GU_PrimVolume::build(gdp);
volume->getVertex().getPt()->getPos() = fluidPos;
xform.identity();
xform.scale(fluidSolver->fluidSize.x*0.5, fluidSolver->fluidSize.y*0.5, fluidSolver->fluidSize.z*0.5);
xform.rotate(fluidRot.x(), fluidRot.y(), fluidRot.z(), volXFormOrder);
volume->setTransform(xform);
name_gah.setElement(volume);
name_gah.setString("density");
velXVolume = (GU_PrimVolume *)GU_PrimVolume::build(gdp);
velXVolume->getVertex().getPt()->getPos() = fluidPos;
velXVolume->setTransform(xform);
name_gah.setElement(velXVolume);
name_gah.setString("vel.x");
velYVolume = (GU_PrimVolume *)GU_PrimVolume::build(gdp);
velYVolume->getVertex().getPt()->getPos() = fluidPos;
velYVolume->setTransform(xform);
name_gah.setElement(velYVolume);
name_gah.setString("vel.y");
velZVolume = (GU_PrimVolume *)GU_PrimVolume::build(gdp);
velZVolume->getVertex().getPt()->getPos() = fluidPos;
velZVolume->setTransform(xform);
name_gah.setElement(velZVolume);
name_gah.setString("vel.z");
xform.identity();
xform.rotate(fluidRot.x(), fluidRot.y(), fluidRot.z(), volXFormOrder);
xform.invert();
if(lockInputs(context) >= UT_ERROR_ABORT)
return error();
if(getInput(0)){
GU_Detail* emittersInput = (GU_Detail*)inputGeo(0, context);
GEO_PointList emittersList = emittersInput->points();
int numEmitters = emittersList.entries();
if (numEmitters != fluidSolver->nEmit) {
delete fluidSolver->emitters;
fluidSolver->nEmit = numEmitters;
fluidSolver->emitters = new VHFluidEmitter[numEmitters];
}
GEO_AttributeHandle radAh, amountAh;
radAh = emittersInput->getPointAttribute("radius");
amountAh = emittersInput->getPointAttribute("amount");
for (int i = 0; i < numEmitters; i++) {
UT_Vector4 emitPos = emittersList[i]->getPos();
UT_Vector3 emitPos3(emitPos);
emitPos3 -= fluidPos;
emitPos3 = emitPos3*xform;
fluidSolver->emitters[i].posX = emitPos3.x();
fluidSolver->emitters[i].posY = emitPos3.y();
fluidSolver->emitters[i].posZ = emitPos3.z();
radAh.setElement(emittersList[i]);
amountAh.setElement(emittersList[i]);
fluidSolver->emitters[i].radius = radAh.getF(0);
fluidSolver->emitters[i].amount = amountAh.getF(0);
}
} else {
fluidSolver->nEmit = 0;
}
if(getInput(1)) {
GU_Detail* collidersInput = (GU_Detail*)inputGeo(1, context);
GEO_PointList collidersList = collidersInput->points();
int numColliders = collidersList.entries();
if (numColliders != fluidSolver->nColliders) {
delete fluidSolver->colliders;
fluidSolver->nColliders = numColliders;
fluidSolver->colliders = new VHFluidCollider[numColliders];
}
GEO_AttributeHandle colRadAh;
colRadAh = collidersInput->getPointAttribute("radius");
for (int i = 0; i < numColliders; i++) {
UT_Vector4 colPos = collidersList[i]->getPos();
UT_Vector3 colPos3(colPos);
colPos3 -= fluidPos;
colPos3 = colPos3*xform;
if (f > STARTFRAME(t)) {
fluidSolver->colliders[i].oldPosX = fluidSolver->colliders[i].posX;
fluidSolver->colliders[i].oldPosY = fluidSolver->colliders[i].posY;
fluidSolver->colliders[i].oldPosZ = fluidSolver->colliders[i].posZ;
} else {
fluidSolver->colliders[i].oldPosX = colPos3.x();
fluidSolver->colliders[i].oldPosY = colPos3.y();
fluidSolver->colliders[i].oldPosZ = colPos3.z();
}
fluidSolver->colliders[i].posX = colPos3.x();
fluidSolver->colliders[i].posY = colPos3.y();
fluidSolver->colliders[i].posZ = colPos3.z();
colRadAh.setElement(collidersList[i]);
fluidSolver->colliders[i].radius = colRadAh.getF(0);
}
} else {
fluidSolver->nColliders = 0;
}
unlockInputs();
if (f <= STARTFRAME(t)) {
fluidSolver->resetFluid();
if (COPYDENS(t)) {
{
UT_VoxelArrayWriteHandleF handle = volume->getVoxelWriteHandle();
handle->constant(0);
UT_VoxelArrayWriteHandleF velXHandle = velXVolume->getVoxelWriteHandle();
velXHandle->constant(0);
UT_VoxelArrayWriteHandleF velYHandle = velYVolume->getVoxelWriteHandle();
velYHandle->constant(0);
UT_VoxelArrayWriteHandleF velZHandle = velZVolume->getVoxelWriteHandle();
velZHandle->constant(0);
}
}
} else {
if (f!=oldf) {
fluidSolver->solveFluid();
}
if (COPYDENS(t)) {
cu::cudaMemcpy( fluidSolver->host_dens, fluidSolver->dev_dens,
fluidSolver->res.width*fluidSolver->res.height*fluidSolver->res.depth*sizeof(float), cu::cudaMemcpyDeviceToHost );
{
UT_VoxelArrayWriteHandleF handle = volume->getVoxelWriteHandle();
handle->size(fluidSolver->res.width, fluidSolver->res.height, fluidSolver->res.depth);
for (int i = 0; i < fluidSolver->res.width; i++) {
for (int j = 0; j < fluidSolver->res.height; j++) {
for (int k = 0; k < fluidSolver->res.depth; k++) {
handle->setValue(i, j, k, fluidSolver->host_dens[k*fluidSolver->res.width*fluidSolver->res.height + j*fluidSolver->res.width + i]);
}
}
}
}
if (COPYVEL(t)) {
cu::cudaMemcpy( fluidSolver->host_vel, fluidSolver->dev_vel,
fluidSolver->res.width*fluidSolver->res.height*fluidSolver->res.depth*sizeof(cu::float4), cu::cudaMemcpyDeviceToHost );
{
UT_VoxelArrayWriteHandleF velXHandle = velXVolume->getVoxelWriteHandle();
velXHandle->size(fluidSolver->res.width, fluidSolver->res.height, fluidSolver->res.depth);
UT_VoxelArrayWriteHandleF velYHandle = velYVolume->getVoxelWriteHandle();
velYHandle->size(fluidSolver->res.width, fluidSolver->res.height, fluidSolver->res.depth);
UT_VoxelArrayWriteHandleF velZHandle = velZVolume->getVoxelWriteHandle();
velZHandle->size(fluidSolver->res.width, fluidSolver->res.height, fluidSolver->res.depth);
for (int i = 0; i < fluidSolver->res.width; i++) {
for (int j = 0; j < fluidSolver->res.height; j++) {
for (int k = 0; k < fluidSolver->res.depth; k++) {
velXHandle->setValue(i, j, k, fluidSolver->host_vel[4*(k*fluidSolver->res.width*fluidSolver->res.height + j*fluidSolver->res.width + i)]);
velYHandle->setValue(i, j, k, fluidSolver->host_vel[4*(k*fluidSolver->res.width*fluidSolver->res.height + j*fluidSolver->res.width + i)+1]);
velZHandle->setValue(i, j, k, fluidSolver->host_vel[4*(k*fluidSolver->res.width*fluidSolver->res.height + j*fluidSolver->res.width + i)+2]);
}
}
}
}
}
}
}
select(GU_SPrimitive);
}
// Tell the interrupt server that we've completed. Must do this
// regardless of what opStart() returns.
boss->opEnd();
}
gdp->notifyCache(GU_CACHE_ALL);
return error();
}