Esempio n. 1
0
def swapaxes(self):
    """Swap the axes inline vs xline, keep origin."""

    ncol = _cxtgeo.new_intpointer()
    nrow = _cxtgeo.new_intpointer()
    yflip = _cxtgeo.new_intpointer()
    xinc = _cxtgeo.new_doublepointer()
    yinc = _cxtgeo.new_doublepointer()
    rota = _cxtgeo.new_doublepointer()

    _cxtgeo.intpointer_assign(ncol, self._ncol)
    _cxtgeo.intpointer_assign(nrow, self._nrow)
    _cxtgeo.intpointer_assign(yflip, self._yflip)

    _cxtgeo.doublepointer_assign(xinc, self._xinc)
    _cxtgeo.doublepointer_assign(yinc, self._yinc)
    _cxtgeo.doublepointer_assign(rota, self._rotation)

    values1d = self.values.reshape(-1)
    traceid1d = self._traceidcodes.reshape(-1)

    ier = _cxtgeo.cube_swapaxes(
        ncol,
        nrow,
        self.nlay,
        yflip,
        self.xori,
        xinc,
        self.yori,
        yinc,
        rota,
        values1d,
        traceid1d,
        0,
        XTGDEBUG,
    )
    if ier != 0:
        raise Exception

    self._ncol = _cxtgeo.intpointer_value(ncol)
    self._nrow = _cxtgeo.intpointer_value(nrow)
    self._yflip = _cxtgeo.intpointer_value(yflip)

    self._xinc = _cxtgeo.doublepointer_value(xinc)
    self._yinc = _cxtgeo.doublepointer_value(yinc)
    self._rotation = _cxtgeo.doublepointer_value(rota)

    ilines = self._xlines.copy()
    xlines = self._ilines.copy()
    self._xlines = xlines
    self._ilines = ilines

    self._traceidcodes = traceid1d.reshape((self._ncol, self._nrow))
    self._values = values1d.reshape((self._ncol, self._nrow, self.nlay))
Esempio n. 2
0
def swapaxes(self):
    """Swap the axes columns vs rows, keep origin. Will change yflip."""

    ncol = _cxtgeo.new_intpointer()
    nrow = _cxtgeo.new_intpointer()
    yflip = _cxtgeo.new_intpointer()
    xinc = _cxtgeo.new_doublepointer()
    yinc = _cxtgeo.new_doublepointer()
    rota = _cxtgeo.new_doublepointer()

    _cxtgeo.intpointer_assign(ncol, self._ncol)
    _cxtgeo.intpointer_assign(nrow, self._nrow)
    _cxtgeo.intpointer_assign(yflip, self._yflip)

    _cxtgeo.doublepointer_assign(xinc, self._xinc)
    _cxtgeo.doublepointer_assign(yinc, self._yinc)
    _cxtgeo.doublepointer_assign(rota, self._rotation)

    val = self.get_values1d(fill_value=xtgeo.UNDEF)

    ier = _cxtgeo.surf_swapaxes(
        ncol, nrow, yflip, self.xori, xinc, self.yori, yinc, rota, val, 0, XTGDEBUG
    )
    if ier != 0:
        raise RuntimeError(
            "Unspecied runtime error from {}: Code: {}".format(__name__, ier)
        )

    self._ncol = _cxtgeo.intpointer_value(ncol)
    self._nrow = _cxtgeo.intpointer_value(nrow)
    self._yflip = _cxtgeo.intpointer_value(yflip)

    self._xinc = _cxtgeo.doublepointer_value(xinc)
    self._yinc = _cxtgeo.doublepointer_value(yinc)
    self._rotation = _cxtgeo.doublepointer_value(rota)

    ilines = self._xlines.copy()
    xlines = self._ilines.copy()

    self._ilines = ilines
    self._xlines = xlines

    self.values = val  # reshaping and masking is done in self.values
Esempio n. 3
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def vectorinfo2(x1, x2, y1, y2, option=1):
    """
    Get length and angles from 2 points in space (2D plane).

    Option = 1 gives normal school angle (counterclock from X)
    """

    _cxtgeo.xtg_verbose_file("NONE")

    lenp = _cxtgeo.new_doublepointer()
    radp = _cxtgeo.new_doublepointer()
    degp = _cxtgeo.new_doublepointer()

    _cxtgeo.x_vector_info2(x1, x2, y1, y2, lenp, radp, degp, option, DBG)

    llen = _cxtgeo.doublepointer_value(lenp)
    rad = _cxtgeo.doublepointer_value(radp)
    deg = _cxtgeo.doublepointer_value(degp)

    return llen, rad, deg
Esempio n. 4
0
def _import_segy_xtgeo(sfile,
                       scanheadermode=False,
                       scantracemode=False,
                       outfile=None):
    """Import SEGY via XTGeo's C library. OLD NOT UPDATED!!

    Args:
        sfile (str): File name of SEGY file
        scanheadermode (bool, optional): If true, will scan header
        scantracemode (bool, optional): If true, will scan trace headers
        outfile (str, optional): Output file for scan dump (default None)

    Returns:
        A dictionary with relevant data.
    """
    # pylint: disable=too-many-statements, too-many-locals

    sdata = dict()

    logger.info("Import SEGY via XTGeo CLIB")

    if outfile is None:
        outfile = "/dev/null"

    ptr_gn_bitsheader = _cxtgeo.new_intpointer()
    ptr_gn_formatcode = _cxtgeo.new_intpointer()
    ptr_gf_segyformat = _cxtgeo.new_floatpointer()
    ptr_gn_samplespertrace = _cxtgeo.new_intpointer()
    ptr_gn_measuresystem = _cxtgeo.new_intpointer()

    option = 0
    if scantracemode:
        option = 0
    if scanheadermode:
        option = 1

    _cxtgeo.cube_scan_segy_hdr(
        sfile,
        ptr_gn_bitsheader,
        ptr_gn_formatcode,
        ptr_gf_segyformat,
        ptr_gn_samplespertrace,
        ptr_gn_measuresystem,
        option,
        outfile,
    )

    # get values
    gn_bitsheader = _cxtgeo.intpointer_value(ptr_gn_bitsheader)
    gn_formatcode = _cxtgeo.intpointer_value(ptr_gn_formatcode)
    gf_segyformat = _cxtgeo.floatpointer_value(ptr_gf_segyformat)
    gn_samplespertrace = _cxtgeo.intpointer_value(ptr_gn_samplespertrace)

    if scanheadermode:
        logger.info("Scan SEGY header ... %s bytes ... DONE", gn_bitsheader)
        return None

    # next is to scan first and last trace, in order to allocate
    # cube size

    ptr_ncol = _cxtgeo.new_intpointer()
    ptr_nrow = _cxtgeo.new_intpointer()
    ptr_nlay = _cxtgeo.new_intpointer()
    ptr_xori = _cxtgeo.new_doublepointer()
    ptr_yori = _cxtgeo.new_doublepointer()
    ptr_zori = _cxtgeo.new_doublepointer()
    ptr_xinc = _cxtgeo.new_doublepointer()
    ptr_yinc = _cxtgeo.new_doublepointer()
    ptr_zinc = _cxtgeo.new_doublepointer()
    ptr_rotation = _cxtgeo.new_doublepointer()
    ptr_minval = _cxtgeo.new_doublepointer()
    ptr_maxval = _cxtgeo.new_doublepointer()
    ptr_dummy = _cxtgeo.new_floatpointer()
    ptr_yflip = _cxtgeo.new_intpointer()
    ptr_zflip = _cxtgeo.new_intpointer()

    optscan = 1

    if scantracemode:
        option = 1

    logger.debug("Scan via C wrapper...")
    _cxtgeo.cube_import_segy(
        sfile,
        # input
        gn_bitsheader,
        gn_formatcode,
        gf_segyformat,
        gn_samplespertrace,
        # result (as pointers)
        ptr_ncol,
        ptr_nrow,
        ptr_nlay,
        ptr_dummy,
        ptr_xori,
        ptr_xinc,
        ptr_yori,
        ptr_yinc,
        ptr_zori,
        ptr_zinc,
        ptr_rotation,
        ptr_yflip,
        ptr_zflip,
        ptr_minval,
        ptr_maxval,
        # options
        optscan,
        option,
        outfile,
    )

    logger.debug("Scan via C wrapper... done")

    ncol = _cxtgeo.intpointer_value(ptr_ncol)
    nrow = _cxtgeo.intpointer_value(ptr_nrow)
    nlay = _cxtgeo.intpointer_value(ptr_nlay)

    if scantracemode:
        return None

    nrcl = ncol * nrow * nlay

    ptr_cval_v = _cxtgeo.new_floatarray(nrcl)

    # next is to do the actual import of the cube
    optscan = 0

    logger.debug("Import via C wrapper...")
    _cxtgeo.cube_import_segy(
        sfile,
        # input
        gn_bitsheader,
        gn_formatcode,
        gf_segyformat,
        gn_samplespertrace,
        # result (as pointers)
        ptr_ncol,
        ptr_nrow,
        ptr_nlay,
        ptr_cval_v,
        ptr_xori,
        ptr_xinc,
        ptr_yori,
        ptr_yinc,
        ptr_zori,
        ptr_zinc,
        ptr_rotation,
        ptr_yflip,
        ptr_zflip,
        ptr_minval,
        ptr_maxval,
        # options
        optscan,
        option,
        outfile,
    )

    logger.debug("Import via C wrapper...")

    sdata["ncol"] = ncol
    sdata["nrow"] = nrow
    sdata["nlay"] = nlay

    sdata["xori"] = _cxtgeo.doublepointer_value(ptr_xori)
    sdata["yori"] = _cxtgeo.doublepointer_value(ptr_yori)
    sdata["zori"] = _cxtgeo.doublepointer_value(ptr_zori)

    sdata["xinc"] = _cxtgeo.doublepointer_value(ptr_xinc)
    sdata["yinc"] = _cxtgeo.doublepointer_value(ptr_yinc)
    sdata["zinc"] = _cxtgeo.doublepointer_value(ptr_zinc)

    sdata["yflip"] = _cxtgeo.intpointer_value(ptr_yflip)
    sdata["zflip"] = _cxtgeo.intpointer_value(ptr_zflip)

    sdata["rotation"] = _cxtgeo.doublepointer_value(ptr_rotation)

    sdata["minval"] = _cxtgeo.doublepointer_value(ptr_minval)
    sdata["maxval"] = _cxtgeo.doublepointer_value(ptr_maxval)

    sdata["zmin"] = sdata["zori"]
    sdata["zmax"] = sdata["zori"] + sdata["zflip"] * sdata["zinc"] * (nlay - 1)

    # the pointer to 1D C array
    sdata["cvalues"] = ptr_cval_v
    sdata["values"] = None

    return sdata
Esempio n. 5
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def _get_geometrics_v1(self,
                       allcells=False,
                       cellcenter=True,
                       return_dict=False):

    ptr_x = []
    for i in range(13):
        ptr_x.append(_cxtgeo.new_doublepointer())

    option1 = 1
    if allcells:
        option1 = 0

    option2 = 1
    if not cellcenter:
        option2 = 0

    quality = _cxtgeo.grd3d_geometrics(
        self._ncol,
        self._nrow,
        self._nlay,
        self._p_coord_v,
        self._p_zcorn_v,
        self._p_actnum_v,
        ptr_x[0],
        ptr_x[1],
        ptr_x[2],
        ptr_x[3],
        ptr_x[4],
        ptr_x[5],
        ptr_x[6],
        ptr_x[7],
        ptr_x[8],
        ptr_x[9],
        ptr_x[10],
        ptr_x[11],
        ptr_x[12],
        option1,
        option2,
        XTGDEBUG,
    )

    glist = []
    for i in range(13):
        glist.append(_cxtgeo.doublepointer_value(ptr_x[i]))

    glist.append(quality)

    logger.info("Cell geometrics done")

    if return_dict:
        gdict = {}
        gkeys = [
            "xori",
            "yori",
            "zori",
            "xmin",
            "xmax",
            "ymin",
            "ymax",
            "zmin",
            "zmax",
            "avg_rotation",
            "avg_dx",
            "avg_dy",
            "avg_dz",
            "grid_regularity_flag",
        ]

        for i, key in enumerate(gkeys):
            gdict[key] = glist[i]

        return gdict

    return tuple(glist)