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prometeo_chem.hpp
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prometeo_chem.hpp
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// Copyright (c) "2019, by Stanford University
// Developer: Mario Di Renzo
// Affiliation: Center for Turbulence Research, Stanford University
// URL: https://ctr.stanford.edu
// Citation: Di Renzo, M., Lin, F., and Urzay, J. (2020).
// HTR solver: An open-source exascale-oriented task-based
// multi-GPU high-order code for hypersonic aerothermodynamics.
// Computer Physics Communications 255, 107262"
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#ifndef __PROMETEO_CHEM_HPP__
#define __PROMETEO_CHEM_HPP__
#include "legion.h"
using namespace Legion;
//-----------------------------------------------------------------------------
// LOAD PROMETEO UTILITIES AND MODULES
//-----------------------------------------------------------------------------
#include "my_array.hpp"
#include "math_utils.hpp"
#include "task_helper.hpp"
#include "PointDomain_helper.hpp"
#include "prometeo_types.h"
#include "prometeo_chem.h"
//-----------------------------------------------------------------------------
// TASK THAT UPDATES THE CONSERVED VARIABLES BY IMPLICITLY SOLVING THE CHEMISTRY
//-----------------------------------------------------------------------------
// Implicit problem for the chemistry
class ImplicitSolver : public Rosenbrock<nEq> {
public:
__CUDA_HD__
ImplicitSolver(const VecNEq &Conserved_t_old_,
double &temperature_,
const Mix &mix_) :
Conserved_t_old(Conserved_t_old_),
temperature(temperature_),
mix(mix_)
{};
private:
__CUDA_HD__
inline void rhs(VecNEq &r, const VecNEq &x) {
VecNSp rhoYi;
__UNROLL__
for (int i=0; i<nSpec; i++) rhoYi[i] = x[i];
const double rho = mix.GetRhoFromRhoYi(rhoYi);
VecNSp Yi; mix.GetYi(Yi, rho, rhoYi);
mix.ClipYi(Yi);
assert(mix.CheckMixture(Yi));
const double MixW = mix.GetMolarWeightFromYi(Yi);
const double rhoInv = 1.0/rho;
Vec3 velocity;
__UNROLL__
for (int i=0; i<3; i++) velocity[i] = x[i+irU]*rhoInv;
const double kineticEnergy = 0.5*velocity.mod2();
const double InternalEnergy = x[irE]*rhoInv - kineticEnergy;
temperature = mix.GetTFromInternalEnergy(InternalEnergy, temperature, Yi);
const double pressure = mix.GetPFromRhoAndT(rho, MixW, temperature);
VecNSp w; mix.GetProductionRates(w, rho, pressure, temperature, Yi);
__UNROLL__
for (int i=0; i<nSpec; i++) r[i] = w[i] + Conserved_t_old[i];
__UNROLL__
for (int i=nSpec; i<nEq; i++) r[i] = Conserved_t_old[i];
};
private:
const VecNEq &Conserved_t_old;
double &temperature;
const Mix &mix;
};
class UpdateChemistryTask {
public:
struct Args {
uint64_t arg_mask[1];
LogicalRegion Fluid;
double Integrator_deltaTime;
Mix mix;
FieldID Fluid_fields [FID_last - 101];
};
public:
static const char * const TASK_NAME;
static const int TASK_ID;
static const bool CPU_BASE_LEAF = true;
static const bool GPU_BASE_LEAF = true;
static const int MAPPER_ID = 0;
static void cpu_base_impl(const Args &args,
const std::vector<PhysicalRegion> ®ions,
const std::vector<Future> &futures,
Context ctx, Runtime *runtime);
#ifdef LEGION_USE_CUDA
static void gpu_base_impl(const Args &args,
const std::vector<PhysicalRegion> ®ions,
const std::vector<Future> &futures,
Context ctx, Runtime *runtime);
#endif
};
//-----------------------------------------------------------------------------
// TASK THAT ADDS THE CHEMICAL PRODUCTION RATES TO THE RHS OF THE EQUATIONS
//-----------------------------------------------------------------------------
class AddChemistrySourcesTask {
public:
struct Args {
uint64_t arg_mask[1];
LogicalRegion Fluid;
Mix mix;
FieldID Fluid_fields [FID_last - 101];
};
public:
static const char * const TASK_NAME;
static const int TASK_ID;
static const bool CPU_BASE_LEAF = true;
static const bool GPU_BASE_LEAF = true;
static const int MAPPER_ID = 0;
static void cpu_base_impl(const Args &args,
const std::vector<PhysicalRegion> ®ions,
const std::vector<Future> &futures,
Context ctx, Runtime *runtime);
#ifdef LEGION_USE_CUDA
static void gpu_base_impl(const Args &args,
const std::vector<PhysicalRegion> ®ions,
const std::vector<Future> &futures,
Context ctx, Runtime *runtime);
#endif
};
#endif // __PROMETEO_CHEM_HPP__