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event.c

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00001 /************************************************************************* 00002 * $Id: event.c,v 1.4 2005/09/07 07:31:49 yougz Exp $ 00003 ************************************************************************** 00004 This software is governed by the CeCILL license under French law and 00005 abiding by the rules of distribution of free software. You can use, 00006 modify and/ or redistribute the software under the terms of the CeCILL 00007 license as circulated by CEA, CNRS and INRIA at the following URL 00008 "http://www.cecill.info". 00009 00010 As a counterpart to the access to the source code and rights to copy, 00011 modify and redistribute granted by the license, users are provided only 00012 with a limited warranty and the software's author, the holder of the 00013 economic rights, and the successive licensors have only limited 00014 liability. 00015 00016 In this respect, the user's attention is drawn to the risks associated 00017 with loading, using, modifying and/or developing or reproducing the 00018 software by the user in light of its specific status of free software, 00019 that may mean that it is complicated to manipulate, and that also 00020 therefore means that it is reserved for developers and experienced 00021 professionals having in-depth computer knowledge. Users are therefore 00022 encouraged to load and test the software's suitability as regards their 00023 requirements in conditions enabling the security of their systems and/or 00024 data to be ensured and, more generally, to use and operate it in the 00025 same conditions as regards security. 00026 00027 The fact that you are presently reading this means that you have had 00028 knowledge of the CeCILL license and that you accept its terms. 00029 00030 Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de 00031 l'Image). All rights reserved. See License.txt for details. 00032 00033 Version 1.0 05/09/2005 00034 *************************************************************************/ 00035 00036 #include "event.h" 00037 00044 void Conversion(EVENT * event) 00045 { 00046 event->agx *= 1.e-4; /* Conversion in Tesla */ 00047 event->ax *= 1.e-4; 00048 event->agy *= 1.e-4; 00049 event->ay *= 1.e-4; 00050 event->agz *= 1.e-4; 00051 event->az *= 1.e-4; 00052 event->ang *= M_PI / 180; /* Conversion in rad/s */ 00053 event->pulse_duration *= 1.e-3; /* Conversion in second */ 00054 event->acq_delay *= 1.e-3; /* Conversion in second */ 00055 00056 } 00057 00064 void InitEvent(EVENT * event) 00065 { 00066 event->agx = 0.0; /* Pulse gradient */ 00067 event->agy = 0.0; /* Pulse gradient*/ 00068 event->agz = 0.0; /* Pulse gradient*/ 00069 event->ax = 0.0; /* Precession gradient */ 00070 event->ay = 0.0; /* Precession gradient */ 00071 event->az = 0.0; /* Precession gradient */ 00072 event->agxoff = 0.0; /* Pulse gradient offset in meter*/ 00073 event->agyoff = 0.0; /* Pulse gradient offset in meter */ 00074 event->agzoff = 0.0; /* Pulse gradient offset in meter */ 00075 event->axoff = 0.0; /* Precession gradien offset */ 00076 event->ayoff = 0.0; /* Precession gradien offset */ 00077 event->azoff = 0.0; /* Precession gradien offset */ 00078 event->ang = 0.0; /* Pulse angle */ 00079 event->pulse_duration = 0.0; /* Pulse duration */ 00080 event->acq_delay = 0.0; /* Delay before readout */ 00081 event->acq_flag = NONE; /* Acquisition type*/ 00082 event->op_flag = PLUS; /* Accumulation sign */ 00083 event->nu_pointx = 0; /* Point x position if phase acquisition */ 00084 event->nu_pointy = 0; /* Point y position if phase acquisition */ 00085 event->nu_pointz = 0; /* Point z position if phase acquisition */ 00086 00087 return; 00088 } 00089 00097 void SetSpoilingFlag(EVENT * event,int flag) 00098 { 00099 event->spoiling_flag = flag ; 00100 }

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