GA_RWHandleV3 SHelper::addFloatVectorDetailAttr(GU_Detail* gdp, const char* name, float* def) { GA_RWAttributeRef attr; if(def) attr = gdp->addFloatTuple(GA_ATTRIB_GLOBAL, name, 3, GA_Defaults(def, 3)); else attr = gdp->addFloatTuple(GA_ATTRIB_GLOBAL, name, 3); attr.setTypeInfo(GA_TYPE_VECTOR); return GA_RWHandleV3( attr.getAttribute() ); }
GA_RWHandleI SHelper::addIntPrimitiveAttr(GU_Detail* gdp, const char* name, int size, int def) { return GA_RWHandleI( gdp->addIntTuple(GA_ATTRIB_PRIMITIVE, name, size, GA_Defaults(def))/*.getAttribute()*/ ); }
GA_RWHandleF SHelper::addFloatDetailAttr(GU_Detail* gdp, const char* name, int size, float def) { return GA_RWHandleF( gdp->addFloatTuple(GA_ATTRIB_GLOBAL, name, size, GA_Defaults(def))/*.getAttribute()*/ ); }
OP_ERROR SOP_Ocean::cookMySop(OP_Context &context) { float now = context.getTime(); //std::cout << "cook ocean, t = " << now << std::endl; // lock inputs if (lockInputs(context) >= UT_ERROR_ABORT ) { return error(); } GEO_Point *ppt; UT_Interrupt *boss; // Check to see that there hasn't been a critical error in cooking the SOP. if (error() < UT_ERROR_ABORT) { boss = UTgetInterrupt(); // Start the interrupt server boss->opStart("Updating Ocean"); duplicatePointSource(0,context); int gridres = 1 << int(GRID_RES(now)); float stepsize = GRID_SIZE(now) / (float)gridres; bool do_chop = CHOP(now); bool do_jacobian = JACOBIAN(now); bool do_normals = NORMALS(now) && !do_chop; if (!_ocean || _ocean_needs_rebuild) { if (_ocean) { delete _ocean; } if (_ocean_context) { delete _ocean_context; } _ocean = new drw::Ocean(gridres,gridres,stepsize,stepsize, V(0),L(0),1.0,W(0),1-DAMP(0),ALIGN(0), DEPTH(0),SEED(0)); _ocean_scale = _ocean->get_height_normalize_factor(); _ocean_context = _ocean->new_context(true,do_chop,do_normals,do_jacobian); _ocean_needs_rebuild = false; // std::cout << "######### SOP, rebuilt ocean, norm_factor = " << _ocean_scale // << " chop = " << do_chop // << " norm = " << do_normals // << " jacobian = " << do_jacobian // << std::endl; } float chop_amount = CHOPAMOUNT(now); // sum up the waves at this timestep _ocean->update(TIME(now),*_ocean_context,true,do_chop,do_normals,do_jacobian, _ocean_scale * SCALE(now),chop_amount); bool linterp = ! INTERP(now); // get our attribute indices GA_RWAttributeRef normal_index; GA_RWAttributeRef jminus_index; GA_RWAttributeRef eminus_index; if (do_normals) { normal_index = gdp->addNormalAttribute(GEO_POINT_DICT); } if (do_jacobian) { // jminus_index = gdp->addPointAttrib("mineigval",sizeof(float),GB_ATTRIB_FLOAT,0); // eminus_index = gdp->addPointAttrib("mineigvec",sizeof(UT_Vector3),GB_ATTRIB_VECTOR,0); jminus_index = gdp->addTuple(GA_STORE_REAL32,GA_ATTRIB_POINT,"mineigval",1,GA_Defaults(0)); eminus_index = gdp->addFloatTuple(GA_ATTRIB_POINT,"mineigvec",1,GA_Defaults(0)); } // this is not that fast, can it be done quicker ??? GA_FOR_ALL_GPOINTS(gdp, ppt) { UT_Vector4 p = ppt->getPos(); if (linterp) { _ocean_context->eval_xz(p(0),p(2)); } else { _ocean_context->eval2_xz(p(0),p(2)); } if (do_chop) { p.assign( p(0) + _ocean_context->disp[0], p(1) + _ocean_context->disp[1], p(2) + _ocean_context->disp[2] ); } else { // ppt->getPos()(1) += _ocean_context->disp[1]; UT_Vector4 tmp_p = ppt->getPos(); tmp_p(1) += _ocean_context->disp[1]; ppt->setPos(tmp_p); } if (do_normals) { /* UT_Vector3* normal = (UT_Vector3*) ppt->castAttribData<UT_Vector3>(normal_index); normal->assign(_ocean_context->normal[0], _ocean_context->normal[1], _ocean_context->normal[2]); normal->normalize(); */ ppt->getValue<UT_Vector3>(normal_index).assign(_ocean_context->normal[0], _ocean_context->normal[1], _ocean_context->normal[2]); ppt->getValue<UT_Vector3>(normal_index).normalize(); } if (do_jacobian) {/* float *js = (float*)ppt->castAttribData<float>(jminus_index); *js = _ocean_context->Jminus; UT_Vector3* eminus = (UT_Vector3*)ppt->castAttribData<UT_Vector3>(eminus_index); eminus->assign(_ocean_context->Eminus[0],0,_ocean_context->Eminus[1]); */ ppt->setValue<float>(jminus_index,_ocean_context->Jminus); ppt->getValue<UT_Vector3>(eminus_index).assign(_ocean_context->Eminus[0],0,_ocean_context->Eminus[1]); } ppt->setPos(p); }