bool unique_validate (const std::vector<T>& list, Treelog& msg)
{
bool ok = true;
std::map<T, size_t> found;
for (size_t i = 0; i < list.size (); i++)
{
T v = list[i];
typename std::map<T, size_t>::const_iterator f = found.find (v);
if (f != found.end ())
{
std::ostringstream tmp;
tmp << "Entry " << (*f).second << " and " << i
<< " are both '" << v << "'";
msg.error (tmp.str ());
ok = false;
}
found[v] = i;
}
return ok;
}
void
SoilWater::drain (const std::vector<double>& v, Treelog& msg)
{
forward_sink (v, v);
daisy_assert (S_sum_.size () == v.size ());
daisy_assert (S_drain_.size () == v.size ());
daisy_assert (S_soil_drain_.size () == v.size ());
for (unsigned i = 0; i < v.size (); i++)
{
if (v[i] < -1e-8)
{
std::ostringstream tmp;
tmp << "draining " << v[i] << " [h^-1] from cell " << i;
msg.debug (tmp.str ());
}
S_sum_[i] += v[i];
S_drain_[i] += v[i];
S_soil_drain_[i] += v[i];
}
}
void
ChemistryMulti::deposit (const symbol chem, const double flux, Treelog& msg)
{
bool found = false;
for (size_t c = 0; c < combine.size (); c++)
if (combine[c]->know (chem))
{
if (found)
msg.error ("Duplicate chemical '" + chem + "' detected");
Chemical& chemical = combine[c]->find (chem);
chemical.deposit (flux);
found = true;
}
if (found)
return;
check_ignore (chem, msg);
}
bool
Frame::check (const Metalib& metalib, const Frame& frame,
const symbol key, Treelog& msg) const
{
if (lookup (key) == Attribute::Error)
{
msg.error ("'" + key + "': not defined");
return false;
}
const Type& type = impl->find_type (frame, key);
bool ok = true;
if (!impl->check (metalib, frame, type, key, msg))
ok = false;
else if (parent ()
&& parent ()->lookup (key) != Attribute::Error
&& !parent ()->check (metalib, frame, key, msg))
ok = false;
return ok;
}
void
ChemistryMulti::incorporate (const Geometry& geo,
const symbol chem, const double amount,
const Volume& volume,
Treelog& msg)
{
bool found = false;
for (size_t c = 0; c < combine.size (); c++)
if (combine[c]->know (chem))
{
if (found)
msg.error ("Duplicate chemical '" + chem + "' detected");
Chemical& chemical = combine[c]->find (chem);
chemical.incorporate (geo, amount, volume);
found = true;
}
if (found)
return;
check_ignore (chem, msg);
}
void
SoilWater::initialize (const FrameSubmodel& al, const Geometry& geo,
const Soil& soil, const SoilHeat& soil_heat,
const Groundwater& groundwater, Treelog& msg)
{
Treelog::Open nest (msg, "SoilWater");
const size_t cell_size = geo.cell_size ();
const size_t edge_size = geo.edge_size ();
// Ice must be first.
if (al.check ("X_ice"))
{
X_ice_ = al.number_sequence ("X_ice");
if (X_ice_.size () == 0)
X_ice_.push_back (0.0);
while (X_ice_.size () < cell_size)
X_ice_.push_back (X_ice_[X_ice_.size () - 1]);
}
else
X_ice_.insert (X_ice_.begin (), cell_size, 0.0);
if (al.check ("X_ice_buffer"))
{
X_ice_buffer_ = al.number_sequence ("X_ice_buffer");
if (X_ice_buffer_.size () == 0)
X_ice_buffer_.push_back (0.0);
while (X_ice_buffer_.size () < cell_size)
X_ice_buffer_.push_back (X_ice_buffer_[X_ice_buffer_.size () - 1]);
}
else
X_ice_buffer_.insert (X_ice_buffer_.begin (), cell_size, 0.0);
for (size_t i = 0; i < cell_size; i++)
{
const double Theta_sat = soil.Theta (i, 0.0, 0.0);
daisy_assert (Theta_sat >= X_ice_[i]);
h_ice_.push_back (soil.h (i, Theta_sat - X_ice_[i]));
}
daisy_assert (h_ice_.size () == cell_size);
geo.initialize_layer (Theta_, al, "Theta", msg);
geo.initialize_layer (h_, al, "h", msg);
for (size_t i = 0; i < Theta_.size () && i < h_.size (); i++)
{
const double Theta_h = soil.Theta (i, h_[i], h_ice (i));
if (!approximate (Theta_[i], Theta_h))
{
std::ostringstream tmp;
tmp << "Theta[" << i << "] (" << Theta_[i] << ") != Theta ("
<< h_[i] << ") (" << Theta_h << ")";
msg.error (tmp.str ());
}
Theta_[i] = Theta_h;
}
if (Theta_.size () > 0)
{
while (Theta_.size () < cell_size)
Theta_.push_back (Theta_[Theta_.size () - 1]);
if (h_.size () == 0)
for (size_t i = 0; i < cell_size; i++)
h_.push_back (soil.h (i, Theta_[i]));
}
if (h_.size () > 0)
{
while (h_.size () < cell_size)
h_.push_back (h_[h_.size () - 1]);
if (Theta_.size () == 0)
for (size_t i = 0; i < cell_size; i++)
Theta_.push_back (soil.Theta (i, h_[i], h_ice (i)));
}
daisy_assert (h_.size () == Theta_.size ());
// Groundwater based pressure.
if (h_.size () == 0)
{
if (groundwater.table () > 0.0)
{
const double h_pF2 = -100.0; // pF 2.0;
for (size_t i = 0; i < cell_size; i++)
{
h_.push_back (h_pF2);
Theta_.push_back (soil.Theta (i, h_pF2, h_ice_[i]));
}
}
else
{
const double table = groundwater.table ();
for (size_t i = 0; i < cell_size; i++)
{
h_.push_back (std::max (-100.0, table - geo.cell_z (i)));
Theta_.push_back (soil.Theta (i, h_[i], h_ice_[i]));
}
}
}
daisy_assert (h_.size () == cell_size);
// Sources.
S_sum_.insert (S_sum_.begin (), cell_size, 0.0);
S_root_.insert (S_root_.begin (), cell_size, 0.0);
S_drain_.insert (S_drain_.begin (), cell_size, 0.0);
S_indirect_drain_.insert (S_indirect_drain_.begin (), cell_size, 0.0);
S_soil_drain_.insert (S_soil_drain_.begin (), cell_size, 0.0);
S_incorp_.insert (S_incorp_.begin (), cell_size, 0.0);
tillage_.insert (tillage_.begin (), cell_size, 0.0);
S_B2M_.insert (S_B2M_.begin (), cell_size, 0.0);
S_M2B_.insert (S_M2B_.begin (), cell_size, 0.0);
S_p_drain_.insert (S_p_drain_.begin (), cell_size, 0.0);
if (S_permanent_.size () < cell_size)
S_permanent_.insert (S_permanent_.end (), cell_size - S_permanent_.size (),
0.0);
S_ice_ice.insert (S_ice_ice.begin (), cell_size, 0.0);
S_ice_water_.insert (S_ice_water_.begin (), cell_size, 0.0);
S_forward_total_.insert (S_forward_total_.begin (), cell_size, 0.0);
S_forward_sink_.insert (S_forward_sink_.begin (), cell_size, 0.0);
// Fluxes.
q_primary_.insert (q_primary_.begin (), edge_size, 0.0);
q_secondary_.insert (q_secondary_.begin (), edge_size, 0.0);
q_matrix_.insert (q_matrix_.begin (), edge_size, 0.0);
q_tertiary_.insert (q_tertiary_.begin (), edge_size, 0.0);
// Update conductivity and primary/secondary water.
Theta_primary_.insert (Theta_primary_.begin (), cell_size, -42.42e42);
Theta_secondary_.insert (Theta_secondary_.begin (), cell_size, -42.42e42);
Theta_tertiary_.insert (Theta_tertiary_.begin (), cell_size, 0.0);
K_cell_.insert (K_cell_.begin (), cell_size, 0.0);
Cw2_.insert (Cw2_.begin (), cell_size, -42.42e42);
tick_after (geo, soil, soil_heat, true, msg);
// We just assume no changes.
h_old_ = h_;
Theta_old_ = Theta_;
X_ice_old_ = X_ice_;
}
void
SoilWater::tick_after (const Geometry& geo,
const Soil& soil, const SoilHeat& soil_heat,
const bool initial,
Treelog& msg)
{
TREELOG_SUBMODEL (msg, "SoilWater");
// We need old K for primary/secondary flux division.
std::vector<double> K_old = K_cell_;
// Update cells.
const size_t cell_size = geo.cell_size ();
daisy_assert (K_cell_.size () == cell_size);
daisy_assert (Cw2_.size () == cell_size);
daisy_assert (h_.size () == cell_size);
daisy_assert (h_ice_.size () == cell_size);
daisy_assert (K_old.size () == cell_size);
daisy_assert (Theta_.size () == cell_size);
daisy_assert (Theta_primary_.size () == cell_size);
daisy_assert (Theta_secondary_.size () == cell_size);
daisy_assert (Theta_tertiary_.size () == cell_size);
double z_low = geo.top ();
table_low = NAN;
double z_high = geo.bottom ();
table_high = NAN;
for (size_t c = 0; c < cell_size; c++)
{
// Groundwater table.
const double z = geo.cell_top (c);
const double h = h_[c];
const double table = z + h;
if (h < 0)
{
if (approximate (z, z_low))
{
if (!std::isnormal (table_low)
|| table < table_low)
table_low = table;
}
else if (z < z_low)
table_low = table;
}
else if (approximate (z, z_high))
{
if (!std::isnormal (table_high)
|| table > table_high)
table_high = table;
}
else if (z > z_high)
table_high = table;
// Conductivity.
K_cell_[c] = soil.K (c, h_[c], h_ice_[c], soil_heat.T (c));
// Specific water capacity.
Cw2_[c] = soil.Cw2 (c, h_[c]);
// Primary and secondary water.
if (Theta_[c] <= 0.0)
{
std::ostringstream tmp;
tmp << "Theta[" << c << "] = " << Theta_[c];
daisy_bug (tmp.str ());
Theta_[c] = 1e-9;
}
const double h_lim = soil.h_secondary (c);
if (h_lim >= 0.0 || h_[c] <= h_lim)
{
// No active secondary domain.
Theta_primary_[c] = Theta_[c];
Theta_secondary_[c] = 0.0;
}
else
{
// Secondary domain activated.
const double Theta_lim = soil.Theta (c, h_lim, h_ice_[c]);
daisy_assert (Theta_lim > 0.0);
if (Theta_[c] >= Theta_lim)
{
Theta_primary_[c] = Theta_lim;
Theta_secondary_[c] = Theta_[c] - Theta_lim;
}
else
{
std::ostringstream tmp;
tmp << "h[" << c << "] = " << h_[c]
<< "; Theta[" << c << "] = " << Theta_[c]
<< "\nh_lim = " << h_lim << "; Theta_lim = " << Theta_lim
<< "\nStrenge h > h_lim, yet Theta <= Theta_lim";
msg.bug (tmp.str ());
Theta_primary_[c] = Theta_[c];
Theta_secondary_[c] = 0.0;
}
}
}
if (!std::isnormal (table_high))
{
// No saturated cell, use lowest unsaturated.
daisy_assert (std::isnormal (table_low));
table_high = table_low;
}
else if (!std::isnormal (table_low))
{
// No unsaturated cell, use highest saturated.
daisy_assert (std::isnormal (table_high));
table_low = table_high;
}
// Initialize
if (initial)
{
K_old = K_cell_;
Theta_primary_old_ = Theta_primary_;
Theta_secondary_old_ = Theta_secondary_;
}
daisy_assert (K_old.size () == cell_size);
daisy_assert (Theta_primary_old_.size () == cell_size);
daisy_assert (Theta_secondary_old_.size () == cell_size);
// Update edges.
const size_t edge_size = geo.edge_size ();
daisy_assert (q_matrix_.size () == edge_size);
daisy_assert (q_primary_.size () == edge_size);
daisy_assert (q_secondary_.size () == edge_size);
daisy_assert (q_matrix_.size () == edge_size);
daisy_assert (q_matrix_.size () == edge_size);
for (size_t e = 0; e < edge_size; e++)
{
// By default, all flux is in primary domain.
q_primary_[e] = q_matrix_[e];
q_secondary_[e] = 0.0;
// Find average K.
double K_edge = 0.0;
double K_lim = 0.0;
// K may be discontinious at h_lim in case of cracks.
const double h_fudge = 0.01;
// Contributions from target.
const int to = geo.edge_to (e);
if (geo.cell_is_internal (to))
{
if (iszero (Theta_secondary_old (to)) ||
iszero (Theta_secondary (to)))
continue;
K_edge += 0.5 * (K_old[to] + K_cell (to));
const double h_lim = soil.h_secondary (to) - h_fudge;
K_lim += soil.K (to, h_lim, h_ice (to), soil_heat.T (to));
}
// Contributions from source.
const int from = geo.edge_from (e);
if (geo.cell_is_internal (from))
{
if (iszero (Theta_secondary_old (from)) ||
iszero (Theta_secondary (from)))
continue;
K_edge += 0.5 * (K_old[from] + K_cell (from));
const double h_lim = soil.h_secondary (from) - h_fudge;
K_lim += soil.K (from, h_lim, h_ice (from), soil_heat.T (from));
}
daisy_assert (K_lim > 0.0);
daisy_assert (K_edge > 0.0);
// BUGLET: We use in effect arithmetic average here for K.
daisy_assert (std::isnormal (K_edge));
// This may not have been what was used for calculating q matrix.
const double K_factor = K_lim / K_edge;
daisy_assert (std::isfinite (K_factor));
if (K_factor < 0.99999)
{
q_primary_[e] = q_matrix_[e] * K_factor;
q_secondary_[e] = q_matrix_[e] - q_primary_[e];
}
}
}
void
Movement1D::tick_water (const Geometry1D& geo,
const Soil& soil, const SoilHeat& soil_heat,
Surface& surface, Groundwater& groundwater,
const std::vector<double>& S,
std::vector<double>& h_old,
const std::vector<double>& Theta_old,
const std::vector<double>& h_ice,
std::vector<double>& h,
std::vector<double>& Theta,
std::vector<double>& q,
std::vector<double>& q_p,
const double dt,
Treelog& msg)
{
const size_t top_edge = 0U;
const size_t bottom_edge = geo.edge_size () - 1U;
// Limit for groundwater table.
size_t last = soil.size () - 1;
// Limit for ridging.
const size_t first = (surface.top_type (geo, 0U) == Surface::soil)
? surface.last_cell (geo, 0U)
: 0U;
// Calculate matrix flow next.
for (size_t m = 0; m < matrix_water.size (); m++)
{
water_attempt (m);
Treelog::Open nest (msg, matrix_water[m]->name);
try
{
matrix_water[m]->tick (msg, geo, soil, soil_heat,
first, surface, top_edge,
last, groundwater, bottom_edge,
S, h_old, Theta_old, h_ice, h, Theta, 0U, q,
dt);
for (size_t i = last + 2; i <= soil.size (); i++)
{
q[i] = q[i-1];
q_p[i] = q_p[i-1];
}
// Update surface and groundwater reservoirs.
surface.accept_top (q[0] * dt, geo, 0U, dt, msg);
surface.update_pond_average (geo);
const double q_down = q[soil.size ()] + q_p[soil.size ()];
groundwater.accept_bottom (q_down * dt, geo, soil.size ());
if (m > 0)
msg.debug ("Reserve model succeeded");
return;
}
catch (const char* error)
{
msg.debug (std::string ("UZ problem: ") + error);
}
catch (const std::string& error)
{
msg.debug (std::string ("UZ trouble: ") + error);
}
water_failure (m);
}
throw "Water matrix transport failed";
}
void doIt (Daisy&, const Scope&, Treelog& out)
{
out.warning (message.name ());
}
void doIt (Daisy& daisy, const Scope&, Treelog& out)
{
out.message ("Ridging");
daisy.field ().ridge (ridge);
}
void
MovementSolute::solute (const Soil& soil, const SoilWater& soil_water,
const double J_above, Chemical& chemical,
const double dt,
const Scope& scope, Treelog& msg)
{
daisy_assert (std::isfinite (J_above));
const size_t cell_size = geometry ().cell_size ();
const size_t edge_size = geometry ().edge_size ();
// Source term transfered from secondary to primary domain.
std::vector<double> S_extra (cell_size, 0.0);
// Divide top solute flux according to water.
std::map<size_t, double> J_tertiary;
std::map<size_t, double> J_secondary;
std::map<size_t, double> J_primary;
if (J_above > 0.0)
// Outgoing, divide according to content in primary domain only.
divide_top_outgoing (geometry (), chemical, J_above,
J_primary, J_secondary, J_tertiary);
else if (J_above < 0.0)
// Incomming, divide according to all incomming water.
divide_top_incomming (geometry (), soil_water, J_above,
J_primary, J_secondary, J_tertiary);
else
// No flux.
zero_top (geometry (), J_primary, J_secondary, J_tertiary);
// Check result.
{
const std::vector<size_t>& edge_above
= geometry ().cell_edges (Geometry::cell_above);
const size_t edge_above_size = edge_above.size ();
double J_sum = 0.0;
for (size_t i = 0; i < edge_above_size; i++)
{
const size_t edge = edge_above[i];
const double in_sign
= geometry ().cell_is_internal (geometry ().edge_to (edge))
? 1.0 : -1.0;
const double area = geometry ().edge_area (edge); // [cm^2 S]
const double J_edge // [g/cm^2 S/h]
= J_tertiary[edge] + J_secondary[edge] + J_primary[edge];
J_sum += in_sign * J_edge * area; // [g/h]
if (in_sign * J_tertiary[edge] < 0.0)
{
std::ostringstream tmp;
tmp << "J_tertiary[" << edge << "] = " << J_tertiary[edge]
<< ", in_sign = " << in_sign << ", J_above = " << J_above;
msg.bug (tmp.str ());
}
if (in_sign * J_secondary[edge] < 0.0)
{
std::ostringstream tmp;
tmp << "J_secondary[" << edge << "] = " << J_secondary[edge]
<< ", in_sign = " << in_sign << ", J_above = " << J_above;
msg.bug (tmp.str ());
}
}
J_sum /= geometry ().surface_area (); // [g/cm^2 S/h]
daisy_approximate (-J_above, J_sum);
}
// We set a fixed concentration below lower boundary, if specified.
std::map<size_t, double> C_border;
const double C_below = chemical.C_below ();
if (C_below >= 0.0)
{
const std::vector<size_t>& edge_below
= geometry ().cell_edges (Geometry::cell_below);
const size_t edge_below_size = edge_below.size ();
for (size_t i = 0; i < edge_below_size; i++)
{
const size_t edge = edge_below[i];
C_border[edge] = C_below;
}
}
// Tertiary transport.
tertiary->solute (geometry (), soil_water, J_tertiary, dt, chemical, msg);
// Fully adsorbed.
if (chemical.adsorption ().full ())
{
static const symbol solid_name ("immobile transport");
Treelog::Open nest (msg, solid_name);
if (!iszero (J_above))
{
std::ostringstream tmp;
tmp << "J_above = " << J_above << ", expected 0 for full sorbtion";
msg.error (tmp.str ());
}
// Secondary "transport".
std::vector<double> J2 (edge_size, 0.0); // Flux delivered by flow.
std::vector<double> Mn (cell_size); // New content.
for (size_t c = 0; c < cell_size; c++)
{
Mn[c] = chemical.M_secondary (c) + chemical.S_secondary (c) * dt;
if (Mn[c] < 0.0)
{
S_extra[c] = Mn[c] / dt;
Mn[c] = 0.0;
}
else
S_extra[c] = 0.0;
}
chemical.set_secondary (soil, soil_water, Mn, J2);
// Primary "transport".
primary_transport (geometry (), soil, soil_water,
*matrix_solid, sink_sorbed, 0, J_primary, C_border,
chemical, S_extra, dt, scope, msg);
return;
}
// Secondary transport activated.
secondary_transport (geometry (), soil, soil_water, J_secondary, C_border,
chemical, S_extra, dt, scope, msg);
// Solute primary transport.
for (size_t transport_iteration = 0;
transport_iteration < 2;
transport_iteration++)
for (size_t i = 0; i < matrix_solute.size (); i++)
{
solute_attempt (i);
static const symbol solute_name ("solute");
Treelog::Open nest (msg, solute_name, i, matrix_solute[i]->objid);
try
{
primary_transport (geometry (), soil, soil_water,
*matrix_solute[i], sink_sorbed,
transport_iteration,
J_primary, C_border,
chemical, S_extra, dt, scope, msg);
if (i > 0)
msg.debug ("Succeeded");
return;
}
catch (const char* error)
{
msg.debug (std::string ("Solute problem: ") + error);
}
catch (const std::string& error)
{
msg.debug(std::string ("Solute trouble: ") + error);
}
solute_failure (i);
}
throw "Matrix solute transport failed";
}
void
SummaryBalance::summarize (Treelog& msg) const
{
TREELOG_MODEL (msg);
// We write the summary to a string at first.
std::ostringstream tmp;
tmp.precision (precision);
tmp.flags (std::ios::right | std::ios::fixed);
if (description.name () != default_description)
tmp << description << "\n\n";
// Find width of tags.
const std::string total_title = "Balance (= In - Out - Increase)";
const std::string content_title = "Total increase in content";
size_t max_size = std::max (total_title.size (), content_title.size ());
for (unsigned int i = 0; i < fetch.size (); i++)
max_size = std::max (max_size, fetch[i]->name_size ());
// Find width and total values
int max_digits = 0;
const double total_input = find_total (input, max_digits);
const double total_output = find_total (output, max_digits);
const double total_content = find_total (content, max_digits);
const double total = total_input - total_output - total_content;
max_digits = std::max (max_digits, FetchPretty::width (total_input));
max_digits = std::max (max_digits, FetchPretty::width (total_output));
max_digits = std::max (max_digits, FetchPretty::width (total_content));
max_digits = std::max (max_digits, FetchPretty::width (total));
// Find total width.
const int width = max_digits + (precision > 0 ? 1 : 0) + precision;
// Find width of dimensions.
size_t dim_size = 0;
for (unsigned int i = 0; i < fetch.size (); i++)
dim_size = std::max (dim_size, fetch[i]->dimension ().name ().size ());
// Print all entries.
symbol shared_dim = Attribute::User ();
if (input.size () > 0)
{
const symbol dim = print_entries (tmp, input, max_size, width);
print_balance (tmp, "Total input", total_input, dim,
dim_size, max_size, width);
shared_dim = dim;
tmp << "\n";
}
if (output.size () > 0)
{
const symbol dim = print_entries (tmp, output, max_size, width);
print_balance (tmp, "Total output", total_output, dim,
dim_size, max_size, width);
if (shared_dim == Attribute::User ())
shared_dim = dim;
else if (dim != shared_dim)
shared_dim = Attribute::Unknown ();
tmp << "\n";
}
if (content.size () > 0)
{
const symbol dim = print_entries (tmp, content, max_size, width);
print_balance (tmp, content_title, total_content, dim,
dim_size, max_size, width);
if (shared_dim == Attribute::User ())
shared_dim = dim;
else if (dim != shared_dim)
shared_dim = Attribute::Unknown ();
tmp << "\n";
}
print_balance (tmp, total_title, total,
shared_dim, dim_size, max_size, width);
tmp << std::string (max_size + 3, ' ') << std::string (width, '=');
// Where?
if (file == "")
msg.message (tmp.str ());
else
{
std::ofstream out (file.name ().c_str ());
out << tmp.str ();
if (! out.good ())
msg.error ("Could not write to '" + file + "'");
}
}
void
UZRectMollerup::tick (const GeometryRect& geo,
const std::vector<size_t>& drain_cell,
const double drain_water_level,
const Soil& soil,
SoilWater& soil_water, const SoilHeat& soil_heat,
const Surface& surface, const Groundwater& groundwater,
const double dt, Treelog& msg)
{
daisy_assert (K_average.get ());
const size_t edge_size = geo.edge_size (); // number of edges
const size_t cell_size = geo.cell_size (); // number of cells
// Insert magic here.
ublas::vector<double> Theta (cell_size); // water content
ublas::vector<double> Theta_previous (cell_size); // at start of small t-step
ublas::vector<double> h (cell_size); // matrix pressure
ublas::vector<double> h_previous (cell_size); // at start of small timestep
ublas::vector<double> h_ice (cell_size); //
ublas::vector<double> S (cell_size); // sink term
ublas::vector<double> S_vol (cell_size); // sink term
#ifdef TEST_OM_DEN_ER_BRUGT
ublas::vector<double> S_macro (cell_size); // sink term
std::vector<double> S_drain (cell_size, 0.0); // matrix-> macro -> drain flow
std::vector<double> S_drain_sum (cell_size, 0.0); // For large timestep
const std::vector<double> S_matrix (cell_size, 0.0); // matrix -> macro
std::vector<double> S_matrix_sum (cell_size, 0.0); // for large timestep
#endif
ublas::vector<double> T (cell_size); // temperature
ublas::vector<double> Kold (edge_size); // old hydraulic conductivity
ublas::vector<double> Ksum (edge_size); // Hansen hydraulic conductivity
ublas::vector<double> Kcell (cell_size); // hydraulic conductivity
ublas::vector<double> Kold_cell (cell_size); // old hydraulic conductivity
ublas::vector<double> Ksum_cell (cell_size); // Hansen hydraulic conductivity
ublas::vector<double> h_lysimeter (cell_size);
std::vector<bool> active_lysimeter (cell_size);
const std::vector<size_t>& edge_above = geo.cell_edges (Geometry::cell_above);
const size_t edge_above_size = edge_above.size ();
ublas::vector<double> remaining_water (edge_above_size);
std::vector<bool> drain_cell_on (drain_cell.size (),false);
for (size_t i = 0; i < edge_above_size; i++)
{
const size_t edge = edge_above[i];
remaining_water (i) = surface.h_top (geo, edge);
}
ublas::vector<double> q; // Accumulated flux
q = ublas::zero_vector<double> (edge_size);
ublas::vector<double> dq (edge_size); // Flux in small timestep.
dq = ublas::zero_vector<double> (edge_size);
//Make Qmat area diagonal matrix
//Note: This only needs to be calculated once...
ublas::banded_matrix<double> Qmat (cell_size, cell_size, 0, 0);
for (int c = 0; c < cell_size; c++)
Qmat (c, c) = geo.cell_volume (c);
// make vectors
for (size_t cell = 0; cell != cell_size ; ++cell)
{
Theta (cell) = soil_water.Theta (cell);
h (cell) = soil_water.h (cell);
h_ice (cell) = soil_water.h_ice (cell);
S (cell) = soil_water.S_sum (cell);
S_vol (cell) = S (cell) * geo.cell_volume (cell);
if (use_forced_T)
T (cell) = forced_T;
else
T (cell) = soil_heat.T (cell);
h_lysimeter (cell) = geo.zplus (cell) - geo.cell_z (cell);
}
// Remember old value.
Theta_error = Theta;
// Start time loop
double time_left = dt; // How much of the large time step left.
double ddt = dt; // We start with small == large time step.
int number_of_time_step_reductions = 0;
int iterations_with_this_time_step = 0;
int n_small_time_steps = 0;
while (time_left > 0.0)
{
if (ddt > time_left)
ddt = time_left;
std::ostringstream tmp_ddt;
tmp_ddt << "Time t = " << (dt - time_left)
<< "; ddt = " << ddt
<< "; steps " << n_small_time_steps
<< "; time left = " << time_left;
Treelog::Open nest (msg, tmp_ddt.str ());
if (n_small_time_steps > 0
&& (n_small_time_steps%msg_number_of_small_time_steps) == 0)
{
msg.touch ();
msg.flush ();
}
n_small_time_steps++;
if (n_small_time_steps > max_number_of_small_time_steps)
{
msg.debug ("Too many small timesteps");
throw "Too many small timesteps";
}
// Initialization for each small time step.
if (debug > 0)
{
std::ostringstream tmp;
tmp << "h = " << h << "\n";
tmp << "Theta = " << Theta;
msg.message (tmp.str ());
}
int iterations_used = 0;
h_previous = h;
Theta_previous = Theta;
if (debug == 5)
{
std::ostringstream tmp;
tmp << "Remaining water at start: " << remaining_water;
msg.message (tmp.str ());
}
ublas::vector<double> h_conv;
for (size_t cell = 0; cell != cell_size ; ++cell)
active_lysimeter[cell] = h (cell) > h_lysimeter (cell);
for (size_t edge = 0; edge != edge_size ; ++edge)
{
Kold[edge] = find_K_edge (soil, geo, edge, h, h_ice, h_previous, T);
Ksum [edge] = 0.0;
}
std::vector<top_state> state (edge_above.size (), top_undecided);
// We try harder with smaller timesteps.
const int max_loop_iter
= max_iterations * (number_of_time_step_reductions
* max_iterations_timestep_reduction_factor + 1);
do // Start iteration loop
{
h_conv = h;
iterations_used++;
std::ostringstream tmp_conv;
tmp_conv << "Convergence " << iterations_used;
Treelog::Open nest (msg, tmp_conv.str ());
if (debug == 7)
msg.touch ();
// Calculate conductivity - The Hansen method
for (size_t e = 0; e < edge_size; e++)
{
Ksum[e] += find_K_edge (soil, geo, e, h, h_ice, h_previous, T);
Kedge[e] = (Ksum[e] / (iterations_used + 0.0)+ Kold[e]) / 2.0;
}
//Initialize diffusive matrix
Solver::Matrix diff (cell_size);
// diff = ublas::zero_matrix<double> (cell_size, cell_size);
diffusion (geo, Kedge, diff);
//Initialize gravitational matrix
ublas::vector<double> grav (cell_size); //ublass compatibility
grav = ublas::zero_vector<double> (cell_size);
gravitation (geo, Kedge, grav);
// Boundary matrices and vectors
ublas::banded_matrix<double> Dm_mat (cell_size, cell_size,
0, 0); // Dir bc
Dm_mat = ublas::zero_matrix<double> (cell_size, cell_size);
ublas::vector<double> Dm_vec (cell_size); // Dir bc
Dm_vec = ublas::zero_vector<double> (cell_size);
ublas::vector<double> Gm (cell_size); // Dir bc
Gm = ublas::zero_vector<double> (cell_size);
ublas::vector<double> B (cell_size); // Neu bc
B = ublas::zero_vector<double> (cell_size);
lowerboundary (geo, groundwater, active_lysimeter, h,
Kedge,
dq, Dm_mat, Dm_vec, Gm, B, msg);
upperboundary (geo, soil, T, surface, state, remaining_water, h,
Kedge,
dq, Dm_mat, Dm_vec, Gm, B, ddt, debug, msg, dt);
Darcy (geo, Kedge, h, dq); //for calculating drain fluxes
//Initialize water capacity matrix
ublas::banded_matrix<double> Cw (cell_size, cell_size, 0, 0);
for (size_t c = 0; c < cell_size; c++)
Cw (c, c) = soil.Cw2 (c, h[c]);
std::vector<double> h_std (cell_size);
//ublas vector -> std vector
std::copy(h.begin (), h.end (), h_std.begin ());
#ifdef TEST_OM_DEN_ER_BRUGT
for (size_t cell = 0; cell != cell_size ; ++cell)
{
S_macro (cell) = (S_matrix[cell] + S_drain[cell])
* geo.cell_volume (cell);
}
#endif
//Initialize sum matrix
Solver::Matrix summat (cell_size);
noalias (summat) = diff + Dm_mat;
//Initialize sum vector
ublas::vector<double> sumvec (cell_size);
sumvec = grav + B + Gm + Dm_vec - S_vol
#ifdef TEST_OM_DEN_ER_BRUGT
- S_macro
#endif
;
// QCw is shorthand for Qmatrix * Cw
Solver::Matrix Q_Cw (cell_size);
noalias (Q_Cw) = prod (Qmat, Cw);
//Initialize A-matrix
Solver::Matrix A (cell_size);
noalias (A) = (1.0 / ddt) * Q_Cw - summat;
// Q_Cw_h is shorthand for Qmatrix * Cw * h
const ublas::vector<double> Q_Cw_h = prod (Q_Cw, h);
//Initialize b-vector
ublas::vector<double> b (cell_size);
//b = sumvec + (1.0 / ddt) * (Qmatrix * Cw * h + Qmatrix *(Wxx-Wyy));
b = sumvec + (1.0 / ddt) * (Q_Cw_h
+ prod (Qmat, Theta_previous-Theta));
// Force active drains to zero h.
drain (geo, drain_cell, drain_water_level,
h, Theta_previous, Theta, S_vol,
#ifdef TEST_OM_DEN_ER_BRUGT
S_macro,
#endif
dq, ddt, drain_cell_on, A, b, debug, msg);
try {
solver->solve (A, b, h); // Solve Ah=b with regard to h.
} catch (const char *const error) {
std::ostringstream tmp;
tmp << "Could not solve equation system: " << error;
msg.warning (tmp.str ());
// Try smaller timestep.
iterations_used = max_loop_iter + 100;
break;
}
for (int c=0; c < cell_size; c++) // update Theta
Theta (c) = soil.Theta (c, h (c), h_ice (c));
if (debug > 1)
{
std::ostringstream tmp;
tmp << "Time left = " << time_left << ", ddt = " << ddt
<< ", iteration = " << iterations_used << "\n";
tmp << "B = " << B << "\n";
tmp << "h = " << h << "\n";
tmp << "Theta = " << Theta;
msg.message (tmp.str ());
}
for (int c=0; c < cell_size; c++)
{
if (h (c) < min_pressure_potential || h (c) > max_pressure_potential)
{
std::ostringstream tmp;
tmp << "Pressure potential out of realistic range, h["
<< c << "] = " << h (c);
msg.debug (tmp.str ());
iterations_used = max_loop_iter + 100;
break;
}
}
}
while (!converges (h_conv, h) && iterations_used <= max_loop_iter);
if (iterations_used > max_loop_iter)
{
number_of_time_step_reductions++;
if (number_of_time_step_reductions > max_time_step_reductions)
{
msg.debug ("Could not find solution");
throw "Could not find solution";
}
iterations_with_this_time_step = 0;
ddt /= time_step_reduction;
h = h_previous;
Theta = Theta_previous;
}
else
{
// Update dq for new h.
ublas::banded_matrix<double> Dm_mat (cell_size, cell_size,
0, 0); // Dir bc
Dm_mat = ublas::zero_matrix<double> (cell_size, cell_size);
ublas::vector<double> Dm_vec (cell_size); // Dir bc
Dm_vec = ublas::zero_vector<double> (cell_size);
ublas::vector<double> Gm (cell_size); // Dir bc
Gm = ublas::zero_vector<double> (cell_size);
ublas::vector<double> B (cell_size); // Neu bc
B = ublas::zero_vector<double> (cell_size);
lowerboundary (geo, groundwater, active_lysimeter, h,
Kedge,
dq, Dm_mat, Dm_vec, Gm, B, msg);
upperboundary (geo, soil, T, surface, state, remaining_water, h,
Kedge,
dq, Dm_mat, Dm_vec, Gm, B, ddt, debug, msg, dt);
Darcy (geo, Kedge, h, dq);
#ifdef TEST_OM_DEN_ER_BRUGT
// update macropore flow components
for (int c = 0; c < cell_size; c++)
{
S_drain_sum[c] += S_drain[c] * ddt/dt;
S_matrix_sum[c] += S_matrix[c] * ddt/dt;
}
#endif
std::vector<double> h_std_new (cell_size);
std::copy(h.begin (), h.end (), h_std_new.begin ());
// Update remaining_water.
for (size_t i = 0; i < edge_above.size (); i++)
{
const int edge = edge_above[i];
const int cell = geo.edge_other (edge, Geometry::cell_above);
const double out_sign = (cell == geo.edge_from (edge))
? 1.0 : -1.0;
remaining_water[i] += out_sign * dq (edge) * ddt;
daisy_assert (std::isfinite (dq (edge)));
}
if (debug == 5)
{
std::ostringstream tmp;
tmp << "Remaining water at end: " << remaining_water;
msg.message (tmp.str ());
}
// Contribution to large time step.
daisy_assert (std::isnormal (dt));
daisy_assert (std::isnormal (ddt));
q += dq * ddt / dt;
for (size_t e = 0; e < edge_size; e++)
{
daisy_assert (std::isfinite (dq (e)));
daisy_assert (std::isfinite (q (e)));
}
for (size_t e = 0; e < edge_size; e++)
{
daisy_assert (std::isfinite (dq (e)));
daisy_assert (std::isfinite (q (e)));
}
time_left -= ddt;
iterations_with_this_time_step++;
if (iterations_with_this_time_step > time_step_reduction)
{
number_of_time_step_reductions--;
iterations_with_this_time_step = 0;
ddt *= time_step_reduction;
}
}
// End of small time step.
}
// Mass balance.
// New = Old - S * dt + q_in * dt - q_out * dt + Error =>
// 0 = Old - New - S * dt + q_in * dt - q_out * dt + Error
Theta_error -= Theta; // Old - New
Theta_error -= S * dt;
#ifdef TEST_OM_DEN_ER_BRUGT
for (size_t c = 0; c < cell_size; c++)
Theta_error (c) -= (S_matrix_sum[c] + S_drain_sum[c]) * dt;
#endif
for (size_t edge = 0; edge != edge_size; ++edge)
{
const int from = geo.edge_from (edge);
const int to = geo.edge_to (edge);
const double flux = q (edge) * geo.edge_area (edge) * dt;
if (geo.cell_is_internal (from))
Theta_error (from) -= flux / geo.cell_volume (from);
if (geo.cell_is_internal (to))
Theta_error (to) += flux / geo.cell_volume (to);
}
// Find drain sink from mass balance.
#ifdef TEST_OM_DEN_ER_BRUGT
std::fill(S_drain.begin (), S_drain.end (), 0.0);
#else
std::vector<double> S_drain (cell_size);
#endif
for (size_t i = 0; i < drain_cell.size (); i++)
{
const size_t cell = drain_cell[i];
S_drain[cell] = Theta_error (cell) / dt;
Theta_error (cell) -= S_drain[cell] * dt;
}
if (debug == 2)
{
double total_error = 0.0;
double total_abs_error = 0.0;
double max_error = 0.0;
int max_cell = -1;
for (size_t cell = 0; cell != cell_size; ++cell)
{
const double volume = geo.cell_volume (cell);
const double error = Theta_error (cell);
total_error += volume * error;
total_abs_error += std::fabs (volume * error);
if (std::fabs (error) > std::fabs (max_error))
{
max_error = error;
max_cell = cell;
}
}
std::ostringstream tmp;
tmp << "Total error = " << total_error << " [cm^3], abs = "
<< total_abs_error << " [cm^3], max = " << max_error << " [] in cell "
<< max_cell;
msg.message (tmp.str ());
}
// Make it official.
for (size_t cell = 0; cell != cell_size; ++cell)
soil_water.set_content (cell, h (cell), Theta (cell));
#ifdef TEST_OM_DEN_ER_BRUGT
soil_water.add_tertiary_sink (S_matrix_sum);
soil_water.drain (S_drain_sum, msg);
#endif
for (size_t edge = 0; edge != edge_size; ++edge)
{
daisy_assert (std::isfinite (q[edge]));
soil_water.set_flux (edge, q[edge]);
}
soil_water.drain (S_drain, msg);
// End of large time step.
}
void doIt (Daisy& daisy, const Scope&, Treelog& msg)
{
msg.message ("Sowing " + crop->type_name ());
daisy.field ().sow (metalib, *crop, row_width, row_pos, seed,
daisy.time (), msg);
}
double solve_2D (std::vector<Iterative::PointValue>& obs,
Treelog& msg)
{
// Find best fit.
struct ToMinimize : Iterative::PointFunction
{
const std::vector<Iterative::PointValue>& obs;
GP2Dfun& fun;
const double fixed_SoilDepth; // [cm]
const bool find_SoilDepth;
const int debug;
Treelog& msg;
double value (const Iterative::Point& p) const
{
Treelog::Open nest (msg, "minimize");
if (find_SoilDepth)
daisy_assert (p.size () == 4);
else
daisy_assert (p.size () == 3);
const double CropDepth = p[0];
const double CropWidth = p[1];
const double WRoot = p[2];
const double SoilDepth = find_SoilDepth ? p[3] : fixed_SoilDepth;
if (debug > 0)
{
std::ostringstream tmp;
tmp << "CropDepth = " << CropDepth << " cm\n"
<< "CropWidth = " << CropWidth << " cm\n"
<< "WRoot = " << (0.01 * WRoot) << " Mg DM/ha\n";
if (find_SoilDepth)
tmp << "SoilDepth = " << SoilDepth << " cm";
msg.message (tmp.str ());
}
// Restrictions.
const double LARGE_NUMBER = 42.42e42;
if (CropDepth <= 0)
return LARGE_NUMBER;
if (CropWidth <= 0)
return LARGE_NUMBER;
if (WRoot <= 0)
return LARGE_NUMBER;
if (find_SoilDepth && SoilDepth <= 0)
return LARGE_NUMBER;
bool ok = fun.root.set_dynamic (SoilDepth, CropDepth, CropWidth, WRoot,
debug, msg);
if (!ok)
return LARGE_NUMBER;
const double Rsqr = Iterative::RSquared (obs, fun);
if (debug > 0)
{
std::ostringstream tmp;
tmp << "R^2 = " << Rsqr;
msg.message (tmp.str ());
}
return -Rsqr;
}
ToMinimize (const std::vector<Iterative::PointValue>& o, GP2Dfun& f,
const double sd,
const int d,
Treelog& m)
: obs (o),
fun (f),
fixed_SoilDepth (sd),
find_SoilDepth (!std::isfinite (fixed_SoilDepth)),
debug (d),
msg (m)
{ }
};
ToMinimize to_minimize (obs, gp2d, SoilDepth, debug, msg);
// Initialial guess.
const double default_CropDepth = 70; // [cm]
const double default_CropWidth = 100; // [cm]
const double default_WRoot = 50; // 150 [g DM/m^2] = 1.5 [Mg DM/ha]
const double default_SoilDepth = 150; // [cm]
Iterative::Point start;
start.push_back (default_CropDepth);
start.push_back (default_CropWidth);
start.push_back (default_WRoot);
if (!std::isfinite (SoilDepth))
start.push_back (default_SoilDepth); // [cm]
daisy_assert (start.size () == 4 || start.size () == 3);
const double epsilon = 0.01;
const size_t min_iter = 10000;
const size_t max_iter = 300000;
Iterative::Point result;
const bool solved = Iterative::NelderMead (min_iter, max_iter, epsilon,
to_minimize, start, result,
Treelog::null ());
const double Rsqr = -to_minimize.value (result);
store ("2D R^2", Rsqr, solved ? "(solved)" : "(no solution)");
store ("2D CropDepth", result[0], "cm");
store ("2D CropWidth", result[1], "cm");
store ("2D WRoot", (0.01 * result[2]) , "Mg DM/ha");;
if (result.size () == 4)
store ("2D SoilDepth", result[3], "cm");;
store ("2D L00", gp2d.root.L00, "cm/cm^3");
store ("2D a_x", gp2d.root.a_x, "cm^-1");
store ("2D a_z", gp2d.root.a_z, "cm^-1");;
if (gp2d.root.d_a > 0.0)
{
store ("2D d_a", gp2d.root.d_a, "cm");
store ("2D k*", gp2d.root.kstar , "");;
}
// Show data.
if (show_data)
{
std::ostringstream out;
out << "X\tZ\tobs\tsim\n"
<< Units::cm () << "\t" << Units::cm () << "\t"
<< dens_dim_to << "\t" << dens_dim_to;
for (size_t i = 0; i < obs.size (); i++)
{
const double x = obs[i].point[0];
const double z = obs[i].point[1];
const double o = obs[i].value;
const double f = gp2d.root.density (x, z);
out << "\n" << x << "\t" << z << "\t" << o << "\t" << f;
}
msg.message (out.str ());
}
// Show errorbars
if (show_match)
{
std::ostringstream out;
typedef std::map<double, std::map<double, double>/**/> ddmap ;
ddmap sum;
ddmap count;
ddmap var;
ddmap avg;
// Clear all.
for (size_t i = 0; i < obs.size (); i++)
{
const double x = std::fabs (obs[i].point[0] - x_offset);
const double z = obs[i].point[1];
sum[x][z] = 0.0;
count[x][z] = 0.0;
var[x][z] = 0.0;
}
// Count all.
for (size_t i = 0; i < obs.size (); i++)
{
const double x = std::fabs (obs[i].point[0] - x_offset);
const double z = obs[i].point[1];
const double o = obs[i].value;
sum[x][z] += o;
count[x][z] += 1.0;
}
// Find mean.
for (ddmap::iterator i = sum.begin (); i != sum.end (); i++)
{
const double x = (*i).first;
std::map<double, double> zmap = (*i).second;
for (std::map<double, double>::iterator j = zmap.begin ();
j != zmap.end ();
j++)
{
const double z = (*j).first;
avg[x][z] = sum[x][z] / count[x][z];
}
}
// Find variation
for (size_t i = 0; i < obs.size (); i++)
{
const double x = std::fabs (obs[i].point[0] - x_offset);
const double z = obs[i].point[1];
const double o = obs[i].value;
var[x][z] += sqr (avg[x][z] - o);
}
for (ddmap::iterator i = var.begin (); i != var.end (); i++)
{
const double x = (*i).first;
out << "set output \"" << objid << "-" << x << ".tex\"\n\
plot '-' using 2:1:3 notitle with xerrorbars, '-' using 2:1 notitle with lines\n";
std::map<double, double> zmap = (*i).second;
for (std::map<double, double>::iterator j = zmap.begin ();
j != zmap.end ();
j++)
{
const double z = (*j).first;
const double dev = sqrt (var[x][z] / count[x][z]);
out << -z << "\t" << avg[x][z] << "\t" << dev << "\n";
}
out << "e\n\n";
for (double z = 0.0; z < 100.1; z++)
out << -z << "\t" << gp2d.root.density (x + x_offset, z) << "\n";
out << "e\n\n";
}
msg.message (out.str ());
}
// Find RSS.
double RSS = 0.0;
for (size_t i = 0; i < obs.size (); i++)
{
const double x = obs[i].point[0];
const double z = obs[i].point[1];
const double o = obs[i].value;
const double f = gp2d.root.density (x, z);
RSS += sqr (o - f);
}
return RSS;
}
double solve_1D (std::vector<Iterative::PointValue>& obs,
Treelog& msg)
{
// Find best fit.
struct ToMinimize : Iterative::PointFunction
{
const std::vector<Iterative::PointValue>& obs;
GP1Dfun& fun;
const double fixed_SoilDepth; // [cm]
const bool find_SoilDepth;
const int debug;
Treelog& msg;
double value (const Iterative::Point& p) const
{
Treelog::Open nest (msg, "minimize");
if (find_SoilDepth)
daisy_assert (p.size () == 3);
else
daisy_assert (p.size () == 2);
const double CropDepth = p[0];
const double WRoot = p[1];
const double SoilDepth = find_SoilDepth ? p[2] : fixed_SoilDepth;
if (debug > 0)
{
std::ostringstream tmp;
tmp << "CropDepth = " << CropDepth << " cm\n"
<< "WRoot = " << (0.01 * WRoot) << " Mg DM/ha\n";
if (find_SoilDepth)
tmp << "SoilDepth = " << SoilDepth << " cm";
msg.message (tmp.str ());
}
// Restrictions.
const double LARGE_NUMBER = 42.42e42;
if (CropDepth <= 0)
return LARGE_NUMBER;
if (WRoot <= 0)
return LARGE_NUMBER;
if (find_SoilDepth && SoilDepth <= 0)
return LARGE_NUMBER;
bool ok = fun.root.set_dynamic (SoilDepth, CropDepth, WRoot,
debug, msg);
if (!ok)
return LARGE_NUMBER;
const double Rsqr = Iterative::RSquared (obs, fun);
if (debug > 0)
{
std::ostringstream tmp;
tmp << "R^2 = " << Rsqr;
msg.message (tmp.str ());
}
return -Rsqr;
}
ToMinimize (const std::vector<Iterative::PointValue>& o, GP1Dfun& f,
const double sd,
const int d,
Treelog& m)
: obs (o),
fun (f),
fixed_SoilDepth (sd),
find_SoilDepth (!std::isfinite (fixed_SoilDepth)),
debug (d),
msg (m)
{ }
};
ToMinimize to_minimize (obs, gp1d, SoilDepth, debug, msg);
// Initialial guess.
const double default_CropDepth = 70; // [cm]
const double default_WRoot = 50; // 150 [g DM/m^2] = 1.5 [Mg DM/ha]
const double default_SoilDepth = 150; // [cm]
Iterative::Point start;
start.push_back (default_CropDepth);
start.push_back (default_WRoot);
if (!std::isfinite (SoilDepth))
start.push_back (default_SoilDepth); // [cm]
daisy_assert (start.size () == 3 || start.size () == 2);
const double epsilon = 0.01;
const size_t min_iter = 10000;
const size_t max_iter = 300000;
Iterative::Point result;
const bool solved = Iterative::NelderMead (min_iter, max_iter, epsilon,
to_minimize, start, result,
Treelog::null ());
const double Rsqr = -to_minimize.value (result);
store ("1D R^2", Rsqr, solved ? "(solved)" : "(no solution)");
store ("1D CropDepth", result[0], "cm");
store ("1D WRoot", (0.01 * result[1]) , "Mg DM/ha");;
if (result.size () == 3)
store ("1D SoilDepth", result[2], "cm");;
store ("1D L0", gp1d.root.L0, "cm/cm^3");
store ("1D a", gp1d.root.a, "cm^-1");;
if (gp1d.root.d_a > 0.0)
{
store ("1D d_a", gp1d.root.d_a, "cm");
store ("1D k*", gp1d.root.kstar, "");
}
std::ostringstream out;
if (show_data)
out << "Z\tobs\tsim\n"
<< Units::cm () << "\t" << Units::cm () << "\t"
<< dens_dim_to << "\t" << dens_dim_to;
double RSS = 0.0;
for (size_t i = 0; i < obs.size (); i++)
{
const double z = obs[i].point[0];
const double o = obs[i].value;
const double f = gp1d.root.density (z);
RSS += sqr (o - f);
if (show_data)
out << "\n" << z << "\t" << o << "\t" << f;
}
if (show_data)
msg.message (out.str ());
return RSS;
}
double
PhotoFarquhar::assimilate (const Units& units,
const double ABA, const double psi_c,
const double ec /* Canopy Vapour Pressure [Pa] */,
const double gbw_ms /* Boundary layer [m/s] */,
const double CO2_atm, const double O2_atm,
const double Ptot /* [Pa] */,
const double, const double Tc, const double Tl,
const double cropN,
const std::vector<double>& PAR,
const std::vector<double>& PAR_height,
const double PAR_LAI,
const std::vector<double>& fraction,
const double,
CanopyStandard& canopy,
Phenology& development,
Treelog& msg)
{
const double h_x = std::fabs (psi_c) * 1.0e-4 /* [MPa/cm] */; // MPa
// sugar production [gCH2O/m2/h] by canopy photosynthesis.
const PLF& LAIvsH = canopy.LAIvsH;
const double DS = development.DS;
// One crop: daisy_assert (approximate (canopy.CAI, bioclimate.CAI ()));
if (!approximate (LAIvsH (canopy.Height), canopy.CAI))
{
std::ostringstream tmp;
tmp << "Bug: CAI below top: " << LAIvsH (canopy.Height)
<< " Total CAI: " << canopy.CAI << "\n";
canopy.CanopyStructure (DS);
tmp << "Adjusted: CAI below top: " << LAIvsH (canopy.Height)
<< " Total CAI: " << canopy.CAI;
msg.error (tmp.str ());
}
// CAI (total) below the current leaf layer.
double prevLA = LAIvsH (PAR_height[0]);
// Assimilate produced by canopy photosynthesis
double Ass_ = 0.0;
// Accumulated CAI, for testing purposes.
double accCAI =0.0;
// Number of computational intervals in the canopy.
const int No = PAR.size () - 1;
daisy_assert (No > 0);
daisy_assert (No == PAR_height.size () - 1);
// N-distribution and photosynthetical capacity
std::vector<double> rubisco_Ndist (No, 0.0);
std::vector<double> crop_Vm_total (No, 0.0);
// Photosynthetic capacity (for logging)
while (Vm_vector.size () < No)
Vm_vector.push_back (0.0);
// Potential electron transport rate (for logging)
while (Jm_vector.size () < No)
Jm_vector.push_back (0.0);
// Photosynthetic N-leaf distribution (for logging)
while (Nleaf_vector.size () < No)
Nleaf_vector.push_back (0.0);
// Brutto assimilate production (for logging)
while (Ass_vector.size () < No)
Ass_vector.push_back (0.0);
// LAI (for logging)
while (LAI_vector.size () < No)
LAI_vector.push_back (0.0);
rubiscoNdist->rubiscoN_distribution (units,
PAR_height, prevLA, DS,
rubisco_Ndist/*[mol/m²leaf]*/,
cropN /*[g/m²area]*/, msg);
crop_Vmax_total (rubisco_Ndist, crop_Vm_total);
// Net photosynthesis (for logging)
while (pn_vector.size () < No)
pn_vector.push_back (0.0);//
// Stomata CO2 pressure (for logging)
while (ci_vector.size () < No)
ci_vector.push_back (0.0);//[Pa]
// Leaf surface CO2 pressure (for logging)
while (cs_vector.size () < No)
cs_vector.push_back (0.0);//
// Leaf surface relative humidity (for logging)
while (hs_vector.size () < No)
hs_vector.push_back (0.0);//[]
// Stomata conductance (for logging)
while (gs_vector.size () < No)
gs_vector.push_back (0.0);//[m/s]
// Photosynthetic effect of Xylem ABA and crown water potential.
Gamma = Arrhenius (Gamma25, Ea_Gamma, Tl); // [Pa]
const double estar = FAO::SaturationVapourPressure (Tl); // [Pa]
daisy_assert (gbw_ms >= 0.0);
gbw = Resistance::ms2molly (Tl, Ptot, gbw_ms);
daisy_assert (gbw >= 0.0);
// CAI in each interval.
const double dCAI = PAR_LAI / No;
for (int i = 0; i < No; i++)
{
const double height = PAR_height[i+1];
daisy_assert (height < PAR_height[i]);
// Leaf Area index for a given leaf layer
const double LA = prevLA - LAIvsH (height);
daisy_assert (LA >= 0.0);
prevLA = LAIvsH (height);
accCAI += LA;
if (LA * fraction [i] > 0)
{
// PAR in mol/m2/s = PAR in W/m2 * 0.0000046
const double dPAR = (PAR[i] - PAR[i+1])/dCAI * 0.0000046; //W/m2->mol/m²leaf/s
if (dPAR < 0)
{
std::stringstream tmp;
tmp << "Negative dPAR (" << dPAR
<< " [mol/m^2 leaf/h])" << " PAR[" << i << "] = " << PAR[i]
<< " PAR[" << i+1 << "] = " << PAR[i+1]
<< " dCAI = " << dCAI
<< " LA = " << LA
<< " fraction[" << i << "] = " << fraction [i];
msg.debug (tmp.str ());
continue;
}
// log variable
PAR_ += dPAR * dCAI * 3600.0; //mol/m²area/h/fraction
// Photosynthetic rubisco capacity
const double vmax25 = crop_Vm_total[i]*fraction[i];//[mol/m²leaf/s/fracti.]
daisy_assert (vmax25 >= 0.0);
// leaf respiration
const double rd = respiration_rate(vmax25, Tl);
daisy_assert (rd >= 0.0);
//solving photosynthesis and stomatacondctance model for each layer
double& pn = pn_vector[i];
double ci = 0.5 * CO2_atm;//first guess for ci, [Pa]
double& hs = hs_vector[i];
hs = 0.5; // first guess of hs []
double& cs = cs_vector[i];
//first gues for stomatal cond,[mol/s/m²leaf]
double gsw = Stomatacon->minimum () * 2.0;
// double gsw = 2 * b; // old value
const int maxiter = 150;
int iter = 0;
double lastci;
double lasths;
double lastgs;
do
{
lastci = ci; //Stomata CO2 pressure
lasths = hs;
lastgs = gs;
//Calculating ci and "net"photosynthesis
CxModel(CO2_atm, O2_atm, Ptot,
pn, ci, dPAR /*[mol/m²leaf/s]*/,
gsw, gbw, Tl, vmax25, rd, msg);//[mol/m²leaf/s/fraction]
// Vapour pressure at leaf surface. [Pa]
const double es = (gsw * estar + gbw * ec) / (gsw + gbw);
// Vapour defecit at leaf surface. [Pa]
const double Ds = bound (0.0, estar - es, estar);
// Relative humidity at leaf surface. []
hs = es / estar;
const double hs_use = bound (0.0, hs, 1.0);
// Boundary layer resistance. [s*m2 leaf/mol]
daisy_assert (gbw >0.0);
const double rbw = 1./gbw; //[s*m2 leaf/mol]
// leaf surface CO2 [Pa]
// We really should use CO2_canopy instead of CO2_atm
// below. Adding the resitence from canopy point to
// atmostphere is not a good workaround, as it will
// ignore sources such as the soil and stored CO2 from
// night respiration.
cs = CO2_atm - (1.4 * pn * Ptot * rbw); //[Pa]
daisy_assert (cs > 0.0);
//stomatal conductance
gsw = Stomatacon->stomata_con (ABA /*g/cm^3*/,
h_x /* MPa */,
hs_use /*[]*/,
pn /*[mol/m²leaf/s]*/,
Ptot /*[Pa]*/,
cs /*[Pa]*/, Gamma /*[Pa]*/,
Ds/*[Pa]*/,
msg); //[mol/m²leaf/s]
iter++;
if(iter > maxiter)
{
std::ostringstream tmp;
tmp << "total iterations in assimilation model exceed "
<< maxiter;
msg.warning (tmp.str ());
break;
}
}
// while (std::fabs (lastci-ci)> 0.01);
while (std::fabs (lastci-ci)> 0.01
|| std::fabs (lasths-hs)> 0.01
|| std::fabs (lastgs-gs)> 0.01);
// Leaf brutto photosynthesis [gCO2/m2/h]
/*const*/ double pn_ = (pn+rd) * molWeightCO2 * 3600.0;//mol CO2/m²leaf/s->g CO2/m²leaf/h
const double rd_ = (rd) * molWeightCO2 * 3600.0; //mol CO2/m²/s->g CO2/m²/h
const double Vm_ = V_m(vmax25, Tl); //[mol/m² leaf/s/fraction]
const double Jm_ = J_m(vmax25, Tl); //[mol/m² leaf/s/fraction]
if (pn_ < 0.0)
{
std::stringstream tmp;
tmp << "Negative brutto photosynthesis (" << pn_
<< " [g CO2/m²leaf/h])" << " pn " << pn << " rd " << rd
<< " CO2_atm " << CO2_atm << " O2_atm " << O2_atm
<< " Ptot " << Ptot << " pn " << pn << " ci " << ci
<< " dPAR " << dPAR << " gsw " << gsw
<< " gbw " << gbw << " Tl " << Tl
<< " vmax25 " << vmax25 << " rd " << rd;
msg.error (tmp.str ());
pn_ = 0.0;
}
Ass_ += LA * pn_; // [g/m²area/h]
Res += LA * rd_; // [g/m²area/h]
daisy_assert (Ass_ >= 0.0);
//log variables:
Ass_vector[i]+= pn_* (molWeightCH2O / molWeightCO2) * LA;//[g CH2O/m²area/h]
Nleaf_vector[i]+= rubisco_Ndist[i] * LA * fraction[i]; //[mol N/m²area]OK
gs_vector[i]+= gsw /* * LA * fraction[i] */; //[mol/m² area/s]
ci_vector[i]+= ci /* * fraction[i] */; //[Pa] OK
Vm_vector[i]+= Vm_ * 1000.0 * LA * fraction[i]; //[mmol/m² area/s]OK
Jm_vector[i]+= Jm_ * 1000.0 * LA * fraction[i]; //[mmol/m² area/s]OK
LAI_vector[i] += LA * fraction[i];//OK
ci_middel += ci * fraction[i]/(No + 0.0);// [Pa] OK
gs += LA * gsw * fraction[i];
Ass += LA * pn_ * (molWeightCH2O / molWeightCO2);//[g CH2O/m2 area/h] OK
LAI += LA * fraction[i];//OK
Vmax += 1000.0 * LA * fraction[i] * Vm_; //[mmol/m² area/s]
jm += 1000.0 * LA * fraction[i] * Jm_; //[mmol/m² area/s]
leafPhotN += rubisco_Ndist[i] * LA *fraction[i]; //[mol N/m²area];
fraction_total += fraction[i]/(No + 0.0);
}
}
daisy_assert (approximate (accCAI, canopy.CAI));
daisy_assert (Ass_ >= 0.0);
// Omregning af gs(mol/(m2s)) til gs_ms (m/s) foretages ved
// gs_ms = gs * (R * T)/P:
gs_ms = Resistance::molly2ms (Tl, Ptot, gs);
return (molWeightCH2O / molWeightCO2)* Ass_; // Assimilate [g CH2O/m2/h]
}
bool
Frame::Implementation::check (const Metalib& metalib, const Frame& frame,
const Type& type,
const symbol key, Treelog& msg) const
{
// Has value?
if (!frame.check (key))
{
if (type.is_mandatory ())
{
msg.error (key + " is missing");
return false;
}
return true;
}
// Now, the real checks.
bool ok = true;
// Genenic check.
vcheck_map::const_iterator i = val_checks.find (key);
if (i != val_checks.end ())
{
if (!(*i).second->verify (metalib, frame, key, msg))
ok = false;;
}
// Spcial handling of various types.
switch (type.type ())
{
case Attribute::Number:
// This should already be checked by the file parser, but you
// never know... Well, theoretically the alist could come from
// another source (like one of the many other parsers :/), or
// be one of the build in ones.
if (type.size () != Attribute::Singleton)
{
const std::vector<double>& array = frame.number_sequence (key);
for (size_t i = 0; i < array.size (); i++)
{
std::ostringstream tmp;
tmp << key << "[" << i << "]";
Treelog::Open nest (msg, tmp.str ());
if (!type.verify (array[i], msg))
ok = false;
}
}
else
{
Treelog::Open nest (msg, key);
if (!type.verify (frame.number (key), msg))
ok = false;
}
break;
case Attribute::Model:
if (type.size () != Attribute::Singleton)
{
const ::Library& lib = metalib.library (type.component ());
const std::vector<boost::shared_ptr<const FrameModel>/**/>& seq
= frame.model_sequence (key);
int j_index = 0;
for (std::vector<boost::shared_ptr<const FrameModel>/**/>::const_iterator j
= seq.begin ();
j != seq.end ();
j++)
{
std::ostringstream tmp;
tmp << key << "[" << j_index << "]: ";
j_index++;
const FrameModel& al = **j;
if (!lib.check (al.type_name ()))
{
tmp << "Unknown library member '"
<< al.type_name () << "'";
msg.error (tmp.str ());
ok = false;
}
else
{
tmp << al.type_name ();
Treelog::Open nest (msg, tmp.str ());
if (!al.check (metalib, msg))
ok = false;
}
}
}
else
{
const FrameModel& al = frame.model (key);
Treelog::Open nest (msg, key + ": " + al.type_name ());
if (!al.check (metalib, msg))
ok = false;
}
break;
case Attribute::Submodel:
if (type.size () != Attribute::Singleton)
{
daisy_assert (frame.type_size (key) != Attribute::Singleton);
const std::vector<boost::shared_ptr<const FrameSubmodel>/**/>& seq
= frame.submodel_sequence (key);
int j_index = 0;
for (std::vector<boost::shared_ptr<const FrameSubmodel>/**/>::const_iterator j
= seq.begin ();
j != seq.end ();
j++)
{
std::ostringstream tmp;
tmp << key << " [" << j_index << "]";
Treelog::Open nest (msg, tmp.str ());
j_index++;
const FrameSubmodel& al = **j;
if (!al.check (metalib, msg))
ok = false;
}
}
else
{
Treelog::Open nest (msg, key);
const FrameSubmodel& al = frame.submodel (key);
if (!al.check (metalib, msg))
ok = false;
}
break;
default:
/* Do nothing */;
}
return ok;
}
// Simulation.
void doIt (Daisy& daisy, const Scope&, Treelog& out)
{
out.message ("Adjusting surface detention capacity");
daisy.field ().set_surface_detention_capacity (height);
}
void
MovementSolute::primary_transport (const Geometry& geo, const Soil& soil,
const SoilWater& soil_water,
const Transport& transport,
const bool sink_sorbed,
const size_t transport_iteration,
const std::map<size_t, double>& J_forced,
const std::map<size_t, double>& C_border,
Chemical& solute,
const std::vector<double>& S_extra,
const double dt,
const Scope& scope, Treelog& msg)
{
// Edges.
const size_t edge_size = geo.edge_size ();
std::vector<double> q (edge_size); // Water flux [cm].
std::vector<double> J (edge_size); // Flux delivered by flow.
for (size_t e = 0; e < edge_size; e++)
{
q[e] = soil_water.q_primary (e);
daisy_assert (std::isfinite (q[e]));
J[e] = 0.0;
}
// Cells.
const size_t cell_size = geo.cell_size ();
std::vector<double> Theta_old (cell_size); // Water content at start...
std::vector<double> Theta_new (cell_size); // ...and end of timestep.
std::vector<double> C (cell_size); // Concentration given to flow.
std::vector<double> A (cell_size); // Sorbed mass not given to flow.
std::vector<double> S (cell_size); // Source given to flow.
for (size_t c = 0; c < cell_size; c++)
{
Theta_old[c] = soil_water.Theta_primary_old (c);
daisy_assert (Theta_old[c] > 0.0);
Theta_new[c] = soil_water.Theta_primary (c);
daisy_assert (Theta_new[c] > 0.0);
C[c] = solute.C_primary (c);
daisy_assert (C[c] >= 0.0);
const double M = solute.M_primary (c);
daisy_assert (M >= 0.0);
A[c] = M - C[c] * Theta_old[c];
daisy_assert (std::isfinite (A[c]));
if (A[c] < 0.0)
{
daisy_approximate (M, C[c] * Theta_old[c]);
A[c] = 0.0;
}
daisy_assert (A[c] >= 0.0);
S[c] = solute.S_primary (c) + S_extra[c];
if (sink_sorbed && S[c] < 0.0)
{
A[c] += S[c] * dt;
S[c] = 0.0;
if (A[c] < 0.0)
{
S[c] = A[c] / dt;
A[c] = 0.0;
}
}
daisy_assert (std::isfinite (S[c]));
}
// Flow.
transport.flow (geo, soil, Theta_old, Theta_new, q, solute.objid,
S, J_forced, C_border, C, J,
solute.diffusion_coefficient (),
dt, msg);
// Check fluxes.
for (size_t e = 0; e < edge_size; e++)
daisy_assert (std::isfinite (J[e]));
// Update with new content.
std::vector<double> M (cell_size);
for (size_t c = 0; c < cell_size; c++)
{
daisy_assert (std::isfinite (C[c]));
M[c] = A[c] + C[c] * Theta_new[c];
if (M[c] < 0.0)
{
std::ostringstream tmp;
tmp << "M[" << c << "] = " << M[c]
<< " @ " << geo.cell_name (c)
<< ", C = " << C[c]
<< ", A = " << A[c]
<< ", M_new = " << M[c]
<< ", M_old = " << solute.M_primary (c) << ", dt " << dt
<< ", S = " << S[c]
<< ", S_extra = " << S_extra[c];
solute.debug_cell (tmp, c);
tmp << ", Theta_old " << Theta_old[c]
<< ", Theta_new " << Theta_new[c]
<< ", root " << soil_water.S_root (c)
<< ", drain " << soil_water.S_drain (c)
<< ", B2M " << soil_water.S_B2M (c)
<< ", M2B " << soil_water.S_M2B (c)
<< ", forward_total " << soil_water.S_forward_total (c)
<< ", forward_sink " << soil_water.S_forward_sink (c)
<< ", sum " << soil_water.S_sum (c)
<< ", v1 " << soil_water.velocity_cell_primary (geo, c)
<< ", v2 " << soil_water.velocity_cell_secondary (geo, c);
const std::vector<size_t>& edges = geo.cell_edges (c);
for (size_t i = 0; i < edges.size (); i++)
{
const size_t e = edges[i];
tmp << "\n" << geo.edge_name (e)
<< ": q = " << q[e] << ", J = " << J[e];
}
msg.debug (tmp.str ());
if (transport_iteration == 0)
throw "Negative concentration";
}
}
solute.set_primary (soil, soil_water, M, J);
}
void
EquilibriumGoal_A::find (const Units& units, const Scope& scope, int cell,
const double has_A, const double has_B,
double& want_A, double& want_B, Treelog& msg) const
{
daisy_assert (has_A >= 0.0);
daisy_assert (has_B >= 0.0);
const double M = has_A + has_B;
double goal_A = 1.0;
if (!goal_A_expr->tick_value (units, goal_A, goal_unit, scope, msg))
msg.error ("Could not evaluate 'goal_A'");
daisy_assert (std::isfinite (goal_A));
if (goal_A < 0.0)
{
std::ostringstream tmp;
tmp << "Goal A is " << goal_A << ", should be non-negative";
msg.error (tmp.str ());
goal_A = 0.0;
}
double min_B = 1.0;
if (!min_B_expr->tick_value (units, min_B, goal_unit, scope, msg))
msg.error ("Could not evaluate 'min_B'");
daisy_assert (min_B >= 0.0);
static const symbol Theta_name ("Theta");
const double Theta = scope.number (Theta_name);
daisy_assert (Theta > 0.0);
daisy_assert (Theta < 1.0);
const double goal_A_dry = goal_A * (A_solute ? Theta : 1.0);
const double min_B_dry = min_B * (B_solute ? Theta : 1.0);
std::ostringstream tmp;
if (has_A > goal_A_dry)
{
tmp << "A->B";
// We have too much A, convert surplus to B.
want_A = goal_A_dry;
want_B = M - want_A;
}
else if (has_B < min_B_dry)
{
tmp << "min_B";
// We have too little A and too little B, do nothing.
want_A = has_A;
want_B = has_B;
}
else
{
tmp << "B->A";
// We have too little A and too much B, convert just enough to fit one.
want_B = std::max (min_B_dry, M - goal_A_dry);
want_A = M - want_B;
}
tmp << "\t" << has_A << "\t" << goal_A_dry << "\t" << want_A << "\t"
<< has_B << "\t" << min_B_dry << "\t" << want_B << "\t" << M;
if (cell == debug_cell)
msg.message (tmp.str ());
daisy_assert (want_A >= 0.0);
daisy_assert (want_B >= 0.0);
daisy_assert (approximate (want_A + want_B, M));
}
void
MovementSolute::secondary_flow (const Geometry& geo,
const std::vector<double>& Theta_old,
const std::vector<double>& Theta_new,
const std::vector<double>& q,
const symbol name,
const std::vector<double>& S,
const std::map<size_t, double>& J_forced,
const std::map<size_t, double>& C_border,
std::vector<double>& M,
std::vector<double>& J,
const double dt,
Treelog& msg)
{
const size_t cell_size = geo.cell_size ();
const size_t edge_size = geo.edge_size ();
// Full timstep left.
daisy_assert (dt > 0.0);
double time_left = dt;
// Initial water content.
std::vector<double> Theta (cell_size);
for (size_t c = 0; c < cell_size; c++)
Theta[c] = Theta_old[c];
// Small timesteps.
for (;;)
{
// Are we done yet?
const double min_timestep_factor = 1e-19;
if (time_left < 0.1 * min_timestep_factor * dt)
break;
// Find new timestep.
double ddt = time_left;
// Limit timestep based on water flux.
for (size_t e = 0; e < edge_size; e++)
{
const int cell = (q[e] > 0.0 ? geo.edge_from (e) : geo.edge_to (e));
if (geo.cell_is_internal (cell)
&& Theta[cell] > 1e-6 && M[cell] > 0.0)
{
const double loss_rate = std::fabs (q[e]) * geo.edge_area (e);
const double content = Theta[cell] * geo.cell_volume (cell);
const double time_to_empty = content / loss_rate;
if (time_to_empty < min_timestep_factor * dt)
{
msg.warning ("Too fast water movement in secondary domain");
ddt = min_timestep_factor * dt;
break;
}
// Go down in timestep while it takes less than two to empty cell.
while (time_to_empty < 2.0 * ddt)
ddt *= 0.5;
}
}
// Cell source. Must be before transport to avoid negative values.
for (size_t c = 0; c < cell_size; c++)
M[c] += S[c] * ddt;
// Find fluxes using new values (more stable).
std::vector<double> dJ (edge_size, -42.42e42);
for (size_t e = 0; e < edge_size; e++)
{
std::map<size_t, double>::const_iterator i = J_forced.find (e);
if (i != J_forced.end ())
// Forced flux.
{
dJ[e] = (*i).second;
daisy_assert (std::isfinite (dJ[e]));
continue;
}
const int edge_from = geo.edge_from (e);
const int edge_to = geo.edge_to (e);
const bool in_flux = q[e] > 0.0;
int flux_from = in_flux ? edge_from : edge_to;
double C_flux_from = -42.42e42;
if (geo.cell_is_internal (flux_from))
// Internal cell, use its concentration.
{
if (Theta[flux_from] > 1e-6 && M[flux_from] > 0.0)
// Positive content in positive water.
C_flux_from = M[flux_from] / Theta[flux_from];
else
// You can't cut the hair of a bald guy.
C_flux_from = 0.0;
}
else
{
i = C_border.find (e);
if (i != C_border.end ())
// Specified by C_border.
C_flux_from = (*i).second;
else
// Assume no gradient.
{
const int flux_to = in_flux ? edge_to : edge_from;
daisy_assert (geo.cell_is_internal (flux_to));
if (Theta[flux_to] > 1e-6 && M[flux_to] > 0.0)
// Positive content in positive water.
C_flux_from = M[flux_to] / Theta[flux_to];
else
// You can't cut the hair of a bald guy.
C_flux_from = 0.0;
}
}
// Convection.
daisy_assert (std::isfinite (q[e]));
daisy_assert (C_flux_from >= 0.0);
dJ[e] = q[e] * C_flux_from;
daisy_assert (std::isfinite (dJ[e]));
}
// Update values for fluxes.
for (size_t e = 0; e < edge_size; e++)
{
const double value = ddt * dJ[e] * geo.edge_area (e);
const int from = geo.edge_from (e);
if (geo.cell_is_internal (from))
M[from] -= value / geo.cell_volume (from);
const int to = geo.edge_to (e);
if (geo.cell_is_internal (to))
M[to] += value / geo.cell_volume (to);
J[e] += dJ[e] * ddt / dt;
}
// Update time left.
time_left -= ddt;
// Interpolate Theta.
for (size_t c = 0; c < cell_size; c++)
{
const double left = time_left / dt;
const double done = 1.0 - left;
Theta[c] = left * Theta_old[c] + done * Theta_new[c];
}
}
}
void doIt (Daisy&, const Scope&, Treelog& msg)
{
msg.touch ();
throw message;
}
void
Horizon::initialize_base (const bool top_soil,
const int som_size, const double center_z,
const Texture& texture, Treelog& msg)
{
TREELOG_MODEL (msg);
const double clay_lim = texture_below ( 2.0 /* [um] USDA Clay */);
fast_clay = texture.mineral () * clay_lim;
fast_humus = texture.humus;
impl->initialize (*hydraulic, texture, quartz () * texture.mineral (),
som_size, top_soil, center_z, msg);
impl->secondary->initialize (msg);
std::ostringstream tmp;
const double h_lim = secondary_domain ().h_lim ();
if (h_lim >= 0.0)
impl->primary_sorption_fraction = 1.0;
else
{
const double h_sat = 0.0;
const double Theta_sat = hydraulic->Theta (h_sat);
// Integrate h over Theta.
PLF h_int;
const double h_min = Hydraulic::r2h (impl->r_pore_min);
const double Theta_min =hydraulic->Theta (h_min);
h_int.add (Theta_min, 0.0);
static const int intervals = 100;
double delta = (Theta_sat - Theta_min) / (intervals + 0.0);
double sum = 0.0;
for (double Theta = Theta_min + delta; Theta < Theta_sat; Theta += delta)
{
double my_h = hydraulic->h (Theta);
sum += my_h * delta;
h_int.add (Theta, sum);
}
const double h_wp = -15000.0;
const double Theta_wp = hydraulic->Theta (h_wp);
const double Theta_lim = hydraulic->Theta (h_lim);
tmp << "A saturated secondary domain contain "
<< 100.0 * (Theta_sat - Theta_lim) / (Theta_sat - Theta_wp)
<< " % of plant available water\n";
impl->primary_sorption_fraction = h_int (Theta_lim) / h_int (Theta_sat);
tmp << "Primary domain contains "
<< 100.0 * impl->primary_sorption_fraction
<< " % of the available sorption sites\n";
}
tmp << "h\th\tTheta\tK\n"
<< "cm\tpF\t\tcm/h\n";
const double h_Sat = 0;
tmp << h_Sat << "\t" << "\t" << hydraulic->Theta (h_Sat)
<< "\t" << hydraulic->K (h_Sat) << "\n";
const double pF_Zero = 0;
const double h_Zero = pF2h (pF_Zero);
tmp << h_Zero << "\t" << pF_Zero << "\t" << hydraulic->Theta (h_Zero)
<< "\t" << hydraulic->K (h_Zero) << "\n";
const double pF_One = 1;
const double h_One = pF2h (pF_One);
tmp << h_One << "\t" << pF_One << "\t" << hydraulic->Theta (h_One)
<< "\t" << hydraulic->K (h_One) << "\n";
const double pF_FC = 2.0;
const double h_FC = pF2h (pF_FC);
tmp << h_FC << "\t" << pF_FC << "\t" << hydraulic->Theta (h_FC)
<< "\t" << hydraulic->K (h_FC) << "\n";
const double pF_Three = 3;
const double h_Three = pF2h (pF_Three);
tmp << h_Three << "\t" << pF_Three << "\t" << hydraulic->Theta (h_Three)
<< "\t" << hydraulic->K (h_Three) << "\n";
const double pF_WP = 4.2;
const double h_WP = pF2h (pF_WP);
tmp << h_WP << "\t" << pF_WP << "\t" << hydraulic->Theta (h_WP)
<< "\t" << hydraulic->K (h_WP);
msg.debug (tmp.str ());
}
void
UZlr::tick (Treelog& msg, const GeometryVert& geo,
const Soil& soil, const SoilHeat& soil_heat,
unsigned int first, const Surface& top,
const size_t top_edge,
unsigned int last, const Groundwater& bottom,
const size_t bottom_edge,
const std::vector<double>& S,
const std::vector<double>& h_old,
const std::vector<double>& Theta_old,
const std::vector<double>& h_ice,
std::vector<double>& h,
std::vector<double>& Theta,
const size_t q_offset,
std::vector<double>& q_base,
const double dt)
{
double *const q = &q_base[q_offset];
double q_up = 0.0;
double q_down = 0.0;
const Surface::top_t top_type = top.top_type (geo, top_edge);
if (top_type == Surface::soil)
{
// We have a forced pressure top, in the form of a ridge system.
// Since LR only works with flux top, we use Darcy to simulate a
// flux top between the first cell (with a forced pressure) and
// the second cell, and then continue calculating with a flux
// top from the second cell.
const double dz = geo.cell_z (first) - geo.cell_z (first+1);
const double dh = (h_old[first] - h_old[first+1]);
const double K = std::min (soil.K (first, h_old[first], h_ice[first],
soil_heat.T (first)),
soil.K (first, h_old[first+1], h_ice[first+1],
soil_heat.T (first+1)));
q_up = -K * (dh/dz + 1.0);
// We can safely ignore S[first], since the ridge system has
// already incorporated it.
first++;
// New upper limit.
q[first] = q_up;
}
else
{
// Limit flux by soil capacity.
const double K_sat = soil.K (first, 0.0, h_ice[first],
soil_heat.T (first));
daisy_assert (K_sat > 0.0);
if (top_type == Surface::forced_pressure)
{
const double dz = 0.0 - geo.cell_z (first);
const double dh = top.h_top (geo, top_edge) - h_old[first];
q_up = q[first] = -K_sat * (dh/dz + 1.0);
}
else
// Limited water or forced flux.
q_up = q[first] = std::max (top.q_top (geo, top_edge, dt), -K_sat);
}
// Use darcy for upward movement in the top.
const bool use_darcy = (h_old[first] < h_fc) && (q_up > 0.0);
// Intermediate cells.
for (int i = first; i <= last; i++)
{
const double z = geo.cell_z (i);
const double dz = geo.dz (i);
const double Theta_sat = soil.Theta (i, 0.0, h_ice[i]);
const double Theta_res = soil.Theta_res (i);
const double h_min = pF2h (10.0);
const double Theta_min = soil.Theta (i, h_min, h_ice[i]);
double Theta_new = Theta_old[i] - q[i] * dt / dz - S[i] * dt;
if (Theta_new < Theta_min)
{
// Extreme dryness.
q[i+1] = (Theta_min - Theta_new) * dz / dt;
Theta[i] = Theta_min;
h[i] = h_min;
daisy_assert (std::isfinite (h[i]));
continue;
}
daisy_assert (std::isfinite (h_old[i]));
const double h_new = Theta_new >= Theta_sat
? std::max (h_old[i], 0.0)
: soil.h (i, Theta_new);
daisy_assert (std::isfinite (h_new));
double K_new = soil.K (i, h_new, h_ice[i], soil_heat.T (i));
// If we have free drainage bottom, we go for field capacity all
// the way. Otherwise, we assume groundwater start at the
// bottom of the last cell, and attempt equilibrium from there.
// This asumption is correct for lysimeter bottom, adequate for
// pressure bottom (where groundwater table is in the last
// cell), and wrong for forced flux (= pipe drained soil) where
// the groundwater is usually much higher. Still, it is better
// than using h_fc.
double h_lim;
switch (bottom.bottom_type ())
{
case Groundwater::free_drainage:
h_lim = h_fc;
break;
case Groundwater::pressure:
h_lim = std::max (bottom.table () - z, h_fc);
break;
case Groundwater::lysimeter:
default:
h_lim = std::max (geo.zplus (last) - z, h_fc);
break;
}
if (use_darcy && z > z_top && i < last && h_fc < h_ice[i] )
// Dry earth, near top. Use darcy to move water up.
{
const double dist = z - geo.cell_z (i+1);
q[i+1] = std::max (K_new * ((h_old[i+1] - h_new) / dist - 1.0), 0.0);
const double Theta_next = Theta_new + q[i+1] * dt / dz;
if (Theta_next > Theta_sat)
{
q[i+1] = (Theta_sat - Theta_new) * dz / dt;
Theta[i] = Theta_sat;
h[i] = std::max (0.0, h_new);
daisy_assert (std::isfinite (h[i]));
}
else
{
Theta[i] = Theta_next;
h[i] = soil.h (i, Theta[i]);
daisy_assert (std::isfinite (h[i]));
}
}
else if (h_new <= h_lim)
// Dry earth, no water movement.
{
if (Theta_new <= Theta_sat)
{
q[i+1] = 0.0;
Theta[i] = Theta_new;
h[i] = h_new;
daisy_assert (std::isfinite (h[i]));
}
else
{
q[i+1] = (Theta_sat - Theta_new) * dz / dt;
Theta[i] = Theta_sat;
h[i] = std::max (0.0, h_new);
daisy_assert (std::isfinite (h[i]));
}
}
else
// Gravitational water movement.
{
if (i < last)
{
// Geometric average K.
if (h_ice[i+1] < h_fc) // Blocked by ice.
K_new = 0.0;
else
K_new = sqrt (K_new * soil.K (i+1, h_old[i+1], h_ice[i+1],
soil_heat.T (i+1)));
}
else if (bottom.bottom_type () == Groundwater::forced_flux)
K_new = -bottom.q_bottom (bottom_edge);
// else keep K_new from the node.
const double Theta_lim = soil.Theta (i, h_lim, h_ice[i]);
const double Theta_next = Theta_new - K_new * dt / dz;
if (Theta_next < Theta_lim)
{
if (Theta_lim < Theta_new)
{
q[i+1] = (Theta_lim - Theta_new) * dz / dt;
Theta[i] = Theta_lim;
h[i] = h_lim;
daisy_assert (std::isfinite (h[i]));
}
else
{
q[i+1] = 0.0;
Theta[i] = Theta_new;
h[i] = h_new;
daisy_assert (std::isfinite (h[i]));
}
}
else if (Theta_next >= Theta_sat)
{
q[i+1] = (Theta_sat - Theta_new) * dz / dt;
Theta[i] = Theta_sat;
h[i] = std::max (h_old[i], 0.0);
daisy_assert (std::isfinite (h[i]));
}
else
{
q[i+1] = -K_new;
Theta[i] = Theta_next;
h[i] = soil.h (i, Theta[i]);
daisy_assert (std::isfinite (h[i]));
}
}
daisy_assert (std::isfinite (h[i]));
daisy_assert (std::isfinite (Theta[i]));
daisy_assert (std::isfinite (q[i+1]));
daisy_assert (Theta[i] <= Theta_sat);
daisy_assert (Theta[i] > Theta_res);
}
// Lower border.
q_down = q[last + 1];
if (bottom.bottom_type () == Groundwater::forced_flux)
// Ensure forced bottom.
{
double extra_water = (bottom.q_bottom (bottom_edge) - q_down) * dt;
for (int i = last; true; i--)
{
q[i+1] += extra_water / dt;
if (i < static_cast<int> (first))
{
if (extra_water > 0.0 && overflow_warn)
{
msg.warning ("Soil profile saturated, water flow to surface");
overflow_warn = false;
}
break;
}
const double dz = geo.dz (i);
const double h_min = pF2h (10.0);
const double Theta_min = soil.Theta (i, h_min, h_ice[i]);
const double Theta_sat = soil.Theta (i, 0.0, h_ice[i]);
Theta[i] += extra_water / dz;
if (Theta[i] <= Theta_min)
{
extra_water = (Theta[i] - Theta_min) * dz;
Theta[i] = Theta_min;
h[i] = h_min;
}
else if (Theta[i] <= Theta_sat)
{
extra_water = 0;
h[i] = soil.h (i, Theta[i]);
break;
}
else
{
extra_water = (Theta[i] - Theta_sat) * dz;
Theta[i] = Theta_sat;
h[i] = 0.0;
}
}
q_up = q[first];
q_down = q[last + 1];
}
// Saturated pressure.
double table = geo.cell_z (last) + h[last];
for (int i = last; i > first; i--)
if (h[i] < 0.0)
{
table = geo.cell_z (i) + h[i];
break;
}
for (int i = last; i > first; i--)
if (geo.cell_z (i) < table)
{
daisy_assert (h[i] >= 0.0);
h[i] = table - geo.cell_z (i);
daisy_assert (h[i] >= 0.0);
}
else
break;
// Check mass conservation.
double total_old = 0.0;
double total_new = 0.0;
double total_S = 0.0;
for (unsigned int i = first; i <= last; i++)
{
const double Theta_sat = soil.Theta (i, 0.0, 0.0);
daisy_assert (Theta[i] <= Theta_sat + 1e-10);
total_old += geo.dz (i) * Theta_old[i];
total_new += geo.dz (i) * Theta[i];
total_S += geo.dz (i) * S[i];
daisy_assert (std::isfinite (Theta[i]));
if (Theta[i] <= 0.0)
{
std::ostringstream tmp;
tmp << "Theta[" << i << "] = " << Theta[i];
daisy_bug (tmp.str ());
Theta[i] = 1e-9;
}
}
daisy_balance (total_old, total_new, (-q_up + q_down - total_S) * dt);
}
void
UZRectMollerup::upperboundary (const GeometryRect& geo,
const Soil& soil,
const ublas::vector<double>& T,
const Surface& surface,
std::vector<top_state>& state,
const ublas::vector<double>& remaining_water,
const ublas::vector<double>& h,
const ublas::vector<double>& Kedge,
ublas::vector<double>& dq,
ublas::banded_matrix<double>& Dm_mat,
ublas::vector<double>& Dm_vec,
ublas::vector<double>& Gm,
ublas::vector<double>& B,
const double ddt,
const int debug,
Treelog& msg, const double BIG_DT)
{
const std::vector<size_t>& edge_above = geo.cell_edges (Geometry::cell_above);
const size_t edge_above_size = edge_above.size ();
for (size_t i = 0; i < edge_above_size; i++)
{
const size_t edge = edge_above[i];
const int cell = geo.edge_other (edge, Geometry::cell_above);
daisy_assert (geo.cell_is_internal (cell));
const double in_sign
= geo.cell_is_internal (geo.edge_to (edge)) ? 1.0 : -1.0;
daisy_assert (in_sign < 0);
const double area = geo.edge_area (edge);
const double sin_angle = geo.edge_sin_angle (edge);
switch (surface.top_type (geo, edge))
{
case Surface::forced_flux:
{
const double flux = -surface.q_top (geo, edge, BIG_DT);
Neumann (edge, cell, area, in_sign, flux, dq, B);
}
break;
case Surface::forced_pressure:
{
const double value = -Kedge (edge) * geo.edge_area_per_length (edge);
const double pressure = surface.h_top (geo, edge);
Dirichlet (edge, cell, area, in_sign, sin_angle,
Kedge (edge),
h (cell), value, pressure, dq, Dm_mat, Dm_vec, Gm);
}
break;
case Surface::limited_water:
{
const double h_top = remaining_water (i);
// We pretend that the surface is particlaly saturated.
const double K_sat = soil.K (cell, 0.0, 0.0, T (cell));
const double K_cell = Kedge (edge);
const double K_edge = 0.5 * (K_cell + K_sat);
const double dz = geo.edge_length (edge);
daisy_assert (approximate (dz, -geo.cell_z (cell)));
double q_in_avail = h_top / ddt;
const double q_in_pot = K_edge * (h_top - h (cell) + dz) / dz;
// Decide type.
bool is_flux = h_top <= 0.0 || q_in_pot > q_in_avail;
if (is_flux)
{
state[i] = top_flux;
Neumann (edge, cell, area, in_sign, q_in_avail, dq, B);
}
else // Pressure
{
state[i] = top_pressure;
if (debug > 0 && q_in_pot < 0.0)
{
std::ostringstream tmp;
tmp << "q_in_pot = " << q_in_pot << ", q_avail = "
<< q_in_avail << ", h_top = " << h_top
<< ", h (cell) = " << h (cell)
<< " K (edge) = " << Kedge (edge)
<< ", K_sat = " << K_sat << ", K_edge = "
<< K_edge <<", dz = " << dz << ", ddt = " << ddt
<< ", is_flux = " << is_flux << "\n";
msg.message (tmp.str ());
}
const double value = -K_edge * geo.edge_area_per_length (edge);
const double pressure = h_top;
Dirichlet (edge, cell, area, in_sign, sin_angle,
K_edge, h (cell),
value, pressure, dq, Dm_mat, Dm_vec, Gm);
}
if (debug == 3)
{
std::ostringstream tmp;
tmp << "edge = " << edge << ", K_edge = " << K_edge
<< ", h_top = "
<< h_top << ", dz = " << dz << ", q_avail = " << q_in_avail
<< ", q_pot = " << q_in_pot << ", is_flux = " << is_flux;
msg.message (tmp.str ());
}
}
break;
case Surface::soil:
throw "Don't know how to handle this surface type";
default:
daisy_panic ("Unknown surface type");
}
}
}
void doIt (Daisy&, const Scope&, Treelog& out)
{
out.error (message.name ());
}
void
Rootdens_G_P::set_density (const Geometry& geo,
double SoilDepth, double CropDepth,
const double /* CropWidth [cm] */,
double WRoot, double /* DS */,
std::vector<double>& Density, Treelog& msg)
{
const double Depth = std::min (SoilDepth, CropDepth);
// Dimensional conversion.
static const double m_per_cm = 0.01;
const double MinLengthPrArea = (DensRtTip * 1.2) * CropDepth;
const double LengthPrArea
= std::max (m_per_cm * SpRtLength * WRoot, MinLengthPrArea); // [cm/cm^2]
// We find a * depth first.
const double ad = density_distribution_parameter (LengthPrArea /
(CropDepth * DensRtTip));
// We find L0 from a d.
//
// L0 * exp (-a d) = DensRtTip
// => L0 = DensRtTip / exp (-a d)
L0 = DensRtTip * exp (ad); // 1 / exp (-x) = exp (x)
a = ad / CropDepth;
if (Depth < CropDepth)
{
double Lz = L0 * exp (-a * Depth);
a = density_distribution_parameter (LengthPrArea / (Depth * Lz)) / Depth;
}
// Check minimum density
double extra = 0.0;
if (MinDens > 0.0 && WRoot > 0.0)
{
daisy_assert (L0 > 0.0);
daisy_assert (a > 0.0);
const double too_low = -log (MinDens / L0) / a; // [cm]
if (too_low < Depth)
{
// We don't have MinDens all the way down.
const double NewLengthPrArea
= LengthPrArea - MinDens * Depth; // [cm/cm^2]
#if 1
Treelog::Open nest (msg, "RootDens G+P");
std::ostringstream tmp;
tmp << "too_low = " << too_low
<< ", NewLengthPrArea = " << NewLengthPrArea
<< "MinLengthPrArea = " << MinLengthPrArea;
msg.warning (tmp.str ());
#endif
if (too_low > 0.0 && NewLengthPrArea > too_low * DensRtTip * 1.2)
{
// There is enough to have MinDens all the way, spend
// the rest using the standard model until the point
// where the standard model would give too little..
a = density_distribution_parameter (NewLengthPrArea
/ (too_low * DensRtTip));
L0 = DensRtTip * exp (a);
a /= too_low;
extra = MinDens;
}
else
{
// There is too little, use uniform density all the way.
L0 = 0.0;
extra = LengthPrArea / Depth;
}
}
}
const size_t size = geo.cell_size ();
daisy_assert (Density.size () == size);
#if 1
for (size_t i = 0; i < size; i++)
{
const double f = geo.fraction_in_z_interval (i, 0.0, -Depth);
const double d = -geo.cell_z (i);
if (f > 0.01)
Density[i] = f * (extra + L0 * exp (- a * d));
else
Density[i] = 0.0;
}
#else // 0
unsigned int i = 0;
for (; i == 0 || -geo.zplus (i-1) < Depth; i++)
{
daisy_assert (i < geo.size ());
Density[i] = extra + L0 * exp (a * geo.cell_z (i));
}
for (; i < geo.size (); i++)
Density[i] = 0.0;
#endif // 0
}
double
PhotoGL::assimilate (const Units&, const double, const double, const double,
const double, const double, const double, const double,
const double Ta, const double, const double, const double,
const std::vector<double>& PAR,
const std::vector<double>& PAR_height,
const double PAR_LAI,
const std::vector<double>&,
const double,
CanopyStandard& canopy,
Phenology& development,
Treelog& msg)
{
// sugar production [gCH2O/m2/h] by canopy photosynthesis.
const PLF& LAIvsH = canopy.LAIvsH;
const double DS = development.DS;
const double DAP = development.DAP;
// Temperature effect and development stage effect
const double Teff = TempEff (Ta) * DSEff (DS) * DAPEff (DAP);
// One crop: daisy_assert (approximate (canopy.CAI, bioclimate.CAI ()));
if (!approximate (LAIvsH (canopy.Height), canopy.CAI))
{
std::ostringstream tmp;
tmp << "Bug: CAI below top: " << LAIvsH (canopy.Height)
<< " Total CAI: " << canopy.CAI << "\n";
canopy.CanopyStructure (DS);
tmp << "Adjusted: CAI below top: " << LAIvsH (canopy.Height)
<< " Total CAI: " << canopy.CAI;
msg.error (tmp.str ());
}
// CAI below the current leaf layer.
double prevLA = LAIvsH (PAR_height[0]);
// Assimilate produced by canopy photosynthesis
double Ass = 0.0;
// Accumulated CAI, for testing purposes.
double accCAI =0.0;
// Number of computational intervals in the canopy.
const int No = PAR.size () - 1;
daisy_assert (No > 0);
daisy_assert (No == PAR_height.size () - 1);
// CAI in each interval.
const double dCAI = PAR_LAI / No;
for (int i = 0; i < No; i++)
{
const double height = PAR_height[i+1];
daisy_assert (height < PAR_height[i]);
// Leaf Area index for a given leaf layer
const double LA = prevLA - LAIvsH (height);
daisy_assert (LA >= 0.0);
if (LA > 0)
{
prevLA = LAIvsH (height);
accCAI += LA;
const double dPAR = (PAR[i] - PAR[i+1]) / dCAI;
// Leaf Photosynthesis [gCO2/m2/h]
const double F = Fm * (1.0 - exp (- (Qeff * dPAR / Fm)));
Ass += LA * F;
}
}
daisy_assert (approximate (accCAI, canopy.CAI));
return (molWeightCH2O / molWeightCO2) * Teff * Ass;
}
