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Redistributions in binary form must reproduce the above copyright notice, // this list of conditions and the following disclaimer in the documentation // and/or other materials provided with the distribution. // 3. The name of the author may not be used to endorse or promote products // derived from this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO // EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; // OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, // WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF // ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // // Copyright (c) 2006 The Regents of the University of California. // All rights reserved. // UCRL-CODE-224807 // // $Id: G4LLNLFission.hh,v 1.2 2007/05/30 00:43:20 dennis Exp $ // // // This class is a copy of Fission.hh, made for use with Geant4. // extern void genspfissevt_(G4int *isotope, G4double *time); /* * This function is called to trigger a spontaneous fission. * Multiple neutrons and photons are generated and stored * in a stack along with their energies, directions and * emission times. * The arguments of this function are * isotope: 94239 for Pu-239 for instance * time: the time of the spontaneous fission */ extern void genfissevt_(G4int *isotope, G4double *time, G4double *nubar, G4double *eng); /* * This function is called to trigger a neutron-induced fission. * Multiple neutrons and photons are generated and stored * in a stack along with their energies, directions and * emission times. In addition to the arguments above, this * function needs * nubar: user-specified average number of neutrons emitted * per fission (e.g. as tabulated in the cross-section * libraries used by the particle transport code) * eng: energy of the neutron inducing fission */ extern G4int getnnu_(); /* * This function returns the number of neutrons emitted by the * fission, -1 if there is no neutron data for that isotope in * the fission library. */ extern G4int getpnu_(); /* * This function returns the number of photons emitted by the * fission, -1 if there is no photon data for that isotope in * the fission library. */ extern G4double getneng_(G4int *index); /* * Given the index of the emitted neutron, this function returns * its energy, -1 if index isout of range. */ extern G4double getnvel_(G4int *index); /* * Given the index of the emitted neutron, this function returns * the amplitude of its velocity, -1 if index is out of range. */ extern G4double getndircosu_(G4int *index); extern G4double getndircosv_(G4int *index); extern G4double getndircosw_(G4int *index); /* * Given the index of the emitted neutron, this function returns * the direction cosines of its velocity vector on the x, y and z * axes. */ extern G4double getpeng_(G4int *index); /* * Given the index of the emitted photon, this function returns * its energy, -1 if index is out of range. */ extern G4double getpvel_(G4int *index); /* * Given the index of the emitted photon, this function returns * the amplitude of its velocity, -1 if index is out of range. */ extern G4double getpdircosu_(G4int *index); extern G4double getpdircosv_(G4int *index); extern G4double getpdircosw_(G4int *index); /* * Given the index of the emitted photon, this function returns * the direction cosines of its velocity. */ extern G4double getnage_(G4int *index); /* * Given the index of the emitted neutron, this function returns * its age, -1 if index is out of range. * This age will be different from the time specified * in generateFissionEvent and generateSpontaneousFissionEvent * for non-prompt neutrons, i.e. delayed neutrons. */ extern G4double getpage_(G4int *index); /* * Given the index of the emitted photon, this function returns * its age, -1 of index is out of range. * This age will be different from the time specified * in generateFissionEvent and generateSpontaneousFissionEvent * for photons that are emitted by beta-decay of the fission * fragments. */ extern void setdelay_(G4int *delay); /* * This function is called to enable delayed neutrons and photons * Input * delay: * 0 (default) for strictly prompt neutrons and * photons * 1 (n/a) for prompt neutrons, prompt and delayed * photons * 2 (n/a) for prompt and delayed neutrons, prompt * photons * 3 (n/a) for prompt and delayed neutrons, prompt * and delayed photons */ extern void setcorrel_(G4int *correlation); /* * This function is called to set the type of neutron photon correlation * Input * correlation: * 0 (default) for no correlation between neutrons and * photons * 1 (n/a) for number correlation between neutrons and * photons * 2 (n/a) for number and energy correlation between * neutrons and photons */ extern void setnudist_(G4int *nudist); /* * This function is called to set the data to be sampled for the neutron * number distributions in induced fissions * Input * nudist: * 0 to use the fit to the Zucker and Holden tabulated * P(nu) distributions as a function of energy for * U235, U238 and Pu239. Terrell for other isotopes. * 1 to use fits to the Zucker and Holden tabulated * P(nu) distribution as a function of energy for * U238 and Pu239, and a fit to the Zucker and Holden * data as well as the Gwin, Spencer and Ingle data * (at thermal energies) as a function of energy for * U235. Terrell for other isotopes. * 2 (default) to use the fit to the Zucker and Holden * tabulated P(nu) distributions as a function of nubar. * The U238 fit is used for the U232, U234, U236 and * U238 isotopes, the U235 fit for U233 and U235, the * Pu239 fit for Pu239 and Pu241. Terrell for other * isotopes. */ extern void setcf252_(G4int *ndist, G4int *neng); /* * This function is called to set the data to be sampled for the * (a) Cf252 spontaneous fission number distribution, and * (b) Cf252 spontaneous fission neutron energy spectrum * Input * ndist: * 0 (default) to sample the number of neutrons from the * tabulated data measured by Spencer * 1 to sample the number of neutrons from Boldeman's data * neng: * 0 to sample the spontaneous fission neutron energy from * Mannhart corrected Maxwellian spectrum * 1 to sample the spontaneous fission neutron energy from * Madland-Nix theoretical spectrum * 2 to sample the spontaneous fission neutron energy from * the Froehner Watt spectrum */ extern void setrngf_(G4float (*funcptr) (void)); /* * This function sets the random number generator to the user-defined * one specified in the argument. If either setrngf_ or setrngd_ are * not specified, the default system call srand48 will be called. * Input * funcptr: * a random number generator function that returns a * variable of type G4float */ extern void setrngd_(G4double (*funcptr) (void)); /* * This function sets the random number generator to the user-defined * one specified in the argument. If either setrngf_ or setrngd_ are * not specified, the default system call srand48 will be called. * Input * funcptr: * a random number generator function that returns a * variable of type G4double */ // }