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Support using DXV, DYV, DZV in deck to create grid.

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This commit is contained in:
Atgeirr Flø Rasmussen
2012-08-09 14:28:13 +02:00
parent 91a96307be
commit 1de03f017c
2 changed files with 117 additions and 30 deletions
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138
opm/core/GridManager.cpp
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@@ -22,6 +22,8 @@
#include <opm/core/grid.h>
#include <opm/core/grid/cart_grid.h>
#include <opm/core/grid/cornerpoint_grid.h>
#include <algorithm>
#include <numeric>
@@ -33,36 +35,25 @@ namespace Opm
/// Construct a 3d corner-point grid from a deck.
GridManager::GridManager(const Opm::EclipseGridParser& deck)
{
// Extract data from deck.
const std::vector<double>& zcorn = deck.getFloatingPointValue("ZCORN");
const std::vector<double>& coord = deck.getFloatingPointValue("COORD");
const int* actnum = 0;
if (deck.hasField("ACTNUM")) {
actnum = &(deck.getIntegerValue("ACTNUM")[0]);
// We accept two different ways to specify the grid.
// 1. Corner point format.
// Requires ZCORN, COORDS, DIMENS or SPECGRID, optionally ACTNUM.
// For this format, we will verify that DXV, DYV, DZV,
// DEPTHZ and TOPS are not present.
// 2. Tensor grid format.
// Requires DXV, DYV, DZV, optionally DEPTHZ or TOPS.
// For this format, we will verify that ZCORN, COORDS
// and ACTNUM are not present.
// Note that for TOPS, we only allow a uniform vector of values.
if (deck.hasField("ZCORN") && deck.hasField("COORD")) {
initFromDeckCornerpoint(deck);
} else if (deck.hasField("DXV") && deck.hasField("DYV") && deck.hasField("DZV")) {
initFromDeckTensorgrid(deck);
} else {
THROW("Could not initialize grid from deck. "
"Need either ZCORN + COORD or DXV + DYV + DZV keywords.");
}
std::vector<int> dims;
if (deck.hasField("DIMENS")) {
dims = deck.getIntegerValue("DIMENS");
} else if (deck.hasField("SPECGRID")) {
dims = deck.getSPECGRID().dimensions;
} else {
THROW("Deck must have either DIMENS or SPECGRID.");
}
// Collect in input struct for preprocessing.
struct grdecl grdecl;
grdecl.zcorn = &zcorn[0];
grdecl.coord = &coord[0];
grdecl.actnum = actnum;
grdecl.dims[0] = dims[0];
grdecl.dims[1] = dims[1];
grdecl.dims[2] = dims[2];
// Process grid.
ug_ = create_grid_cornerpoint(&grdecl, 0.0);
if (!ug_) {
THROW("Failed to construct grid.");
}
}
@@ -124,5 +115,94 @@ namespace Opm
// Construct corner-point grid from deck.
void GridManager::initFromDeckCornerpoint(const Opm::EclipseGridParser& deck)
{
// Extract data from deck.
const std::vector<double>& zcorn = deck.getFloatingPointValue("ZCORN");
const std::vector<double>& coord = deck.getFloatingPointValue("COORD");
const int* actnum = 0;
if (deck.hasField("ACTNUM")) {
actnum = &(deck.getIntegerValue("ACTNUM")[0]);
}
std::vector<int> dims;
if (deck.hasField("DIMENS")) {
dims = deck.getIntegerValue("DIMENS");
} else if (deck.hasField("SPECGRID")) {
dims = deck.getSPECGRID().dimensions;
} else {
THROW("Deck must have either DIMENS or SPECGRID.");
}
// Collect in input struct for preprocessing.
struct grdecl grdecl;
grdecl.zcorn = &zcorn[0];
grdecl.coord = &coord[0];
grdecl.actnum = actnum;
grdecl.dims[0] = dims[0];
grdecl.dims[1] = dims[1];
grdecl.dims[2] = dims[2];
// Process grid.
ug_ = create_grid_cornerpoint(&grdecl, 0.0);
if (!ug_) {
THROW("Failed to construct grid.");
}
}
namespace
{
std::vector<double> coordsFromDeltas(const std::vector<double> deltas)
{
std::vector<double> coords(deltas.size() + 1);
coords[0] = 0.0;
std::partial_sum(deltas.begin(), deltas.end(), coords.begin() + 1);
return coords;
}
} // anonymous namespace
// Construct tensor grid from deck.
void GridManager::initFromDeckTensorgrid(const Opm::EclipseGridParser& deck)
{
// Extract coordinates (or offsets from top, in case of z).
const std::vector<double>& dxv = deck.getFloatingPointValue("DXV");
const std::vector<double>& dyv = deck.getFloatingPointValue("DYV");
const std::vector<double>& dzv = deck.getFloatingPointValue("DZV");
std::vector<double> x = coordsFromDeltas(dxv);
std::vector<double> y = coordsFromDeltas(dyv);
std::vector<double> z = coordsFromDeltas(dzv);
// Extract top corner depths, if available.
const double* top_depths = 0;
std::vector<double> top_depths_vec;
if (deck.hasField("DEPTHZ")) {
const std::vector<double>& depthz = deck.getFloatingPointValue("DEPTHZ");
if (depthz.size() != x.size()*y.size()) {
THROW("Incorrect size of DEPTHZ: " << depthz.size());
}
top_depths = &depthz[0];
} else if (deck.hasField("TOPS")) {
// We only support constant values for TOPS.
// It is not 100% clear how we best can deal with
// varying TOPS (stair-stepping grid, or not).
const std::vector<double>& tops = deck.getFloatingPointValue("TOPS");
if (std::count(tops.begin(), tops.end(), tops[0]) != int(tops.size())) {
THROW("We do not support nonuniform TOPS, please use ZCORN/COORDS instead.");
}
top_depths_vec.resize(x.size()*y.size(), tops[0]);
top_depths = &top_depths_vec[0];
}
// Construct grid.
ug_ = create_grid_tensor3d(dxv.size(), dyv.size(), dzv.size(),
&x[0], &y[0], &z[0], top_depths);
if (!ug_) {
THROW("Failed to construct grid.");
}
}
} // namespace Opm