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Annotation of OpenXM_contrib2/asir2000/engine/vect.c, Revision 1.6

1.2       noro        1: /*
                      2:  * Copyright (c) 1994-2000 FUJITSU LABORATORIES LIMITED
                      3:  * All rights reserved.
                      4:  *
                      5:  * FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited,
                      6:  * non-exclusive and royalty-free license to use, copy, modify and
                      7:  * redistribute, solely for non-commercial and non-profit purposes, the
                      8:  * computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and
                      9:  * conditions of this Agreement. For the avoidance of doubt, you acquire
                     10:  * only a limited right to use the SOFTWARE hereunder, and FLL or any
                     11:  * third party developer retains all rights, including but not limited to
                     12:  * copyrights, in and to the SOFTWARE.
                     13:  *
                     14:  * (1) FLL does not grant you a license in any way for commercial
                     15:  * purposes. You may use the SOFTWARE only for non-commercial and
                     16:  * non-profit purposes only, such as academic, research and internal
                     17:  * business use.
                     18:  * (2) The SOFTWARE is protected by the Copyright Law of Japan and
                     19:  * international copyright treaties. If you make copies of the SOFTWARE,
                     20:  * with or without modification, as permitted hereunder, you shall affix
                     21:  * to all such copies of the SOFTWARE the above copyright notice.
                     22:  * (3) An explicit reference to this SOFTWARE and its copyright owner
                     23:  * shall be made on your publication or presentation in any form of the
                     24:  * results obtained by use of the SOFTWARE.
                     25:  * (4) In the event that you modify the SOFTWARE, you shall notify FLL by
1.3       noro       26:  * e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification
1.2       noro       27:  * for such modification or the source code of the modified part of the
                     28:  * SOFTWARE.
                     29:  *
                     30:  * THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL
                     31:  * MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND
                     32:  * EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS
                     33:  * FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES'
                     34:  * RIGHTS. NO FLL DEALER, AGENT, EMPLOYEES IS AUTHORIZED TO MAKE ANY
                     35:  * MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY.
                     36:  * UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY, TORT, CONTRACT,
                     37:  * OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY
                     38:  * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL
                     39:  * DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES
                     40:  * ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES
                     41:  * FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY
                     42:  * DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF
                     43:  * SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY. EVEN IF A PART
                     44:  * OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY
                     45:  * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
                     46:  * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
                     47:  *
1.6     ! noro       48:  * $OpenXM: OpenXM_contrib2/asir2000/engine/vect.c,v 1.5 2003/05/22 07:01:40 noro Exp $
1.2       noro       49: */
1.1       noro       50: #include "ca.h"
                     51:
                     52: void addvect(vl,a,b,c)
                     53: VL vl;
                     54: VECT a,b,*c;
                     55: {
1.6     ! noro       56:   int len,i;
        !            57:   VECT t;
        !            58:   pointer *ab,*bb,*tb;
        !            59:
        !            60:   if ( !a )
        !            61:     *c = b;
        !            62:   else if ( !b )
        !            63:     *c = a;
        !            64:   else if ( a->len != b->len ) {
        !            65:     *c = 0; error("addvect : size mismatch");
        !            66:   } else {
        !            67:     len = a->len;
        !            68:     MKVECT(t,len);
        !            69:     for ( i = 0, ab = BDY(a), bb = BDY(b), tb = BDY(t); i < len; i++ )
        !            70:       arf_add(vl,(Obj)ab[i],(Obj)bb[i],(Obj *)&tb[i]);
        !            71:     *c = t;
        !            72:   }
1.1       noro       73: }
                     74:
                     75: void subvect(vl,a,b,c)
                     76: VL vl;
                     77: VECT a,b,*c;
                     78: {
1.6     ! noro       79:   int len,i;
        !            80:   VECT t;
        !            81:   pointer *ab,*bb,*tb;
        !            82:
        !            83:   if ( !a )
        !            84:     chsgnvect(b,c);
        !            85:   else if ( !b )
        !            86:     *c = a;
        !            87:   else if (a->len != b->len ) {
        !            88:     *c = 0; error("subvect : size mismatch");
        !            89:   } else {
        !            90:     len = a->len;
        !            91:     MKVECT(t,len);
        !            92:     for ( i = 0, ab = BDY(a), bb = BDY(b), tb = BDY(t);
        !            93:         i < len; i++ )
        !            94:         arf_sub(vl,(Obj)ab[i],(Obj)bb[i],(Obj *)&tb[i]);
        !            95:     *c = t;
        !            96:   }
1.1       noro       97: }
                     98:
                     99: void mulvect(vl,a,b,c)
                    100: VL vl;
                    101: Obj a,b,*c;
                    102: {
1.6     ! noro      103:   if ( !a || !b )
        !           104:     *c = 0;
        !           105:   else if ( OID(a) <= O_R || OID(a) == O_DP )
        !           106:     mulrvect(vl,a,(VECT)b,(VECT *)c);
        !           107:   else if ( OID(b) <= O_R || OID(b) == O_DP )
        !           108:     mulrvect(vl,b,(VECT)a,(VECT *)c);
        !           109:   else
        !           110:     notdef(vl,a,b,c);
1.1       noro      111: }
                    112:
                    113: void divvect(vl,a,b,c)
                    114: VL vl;
                    115: Obj a,b,*c;
                    116: {
1.6     ! noro      117:   Obj t;
1.1       noro      118:
1.6     ! noro      119:   if ( !b )
        !           120:     error("divvect : division by 0");
        !           121:   else if ( !a )
        !           122:     *c = 0;
        !           123:   else if ( OID(b) > O_R )
        !           124:     notdef(vl,a,b,c);
        !           125:   else {
        !           126:     arf_div(vl,(Obj)ONE,b,&t); mulrvect(vl,(Obj)t,(VECT)a,(VECT *)c);
        !           127:   }
1.1       noro      128: }
                    129:
                    130: void chsgnvect(a,b)
                    131: VECT a,*b;
                    132: {
1.6     ! noro      133:   VECT t;
        !           134:   int len,i;
        !           135:   pointer *ab,*tb;
        !           136:
        !           137:   if ( !a )
        !           138:     *b = 0;
        !           139:   else {
        !           140:     len = a->len;
        !           141:     MKVECT(t,len);
        !           142:     for ( i = 0, ab = BDY(a), tb = BDY(t);
        !           143:       i < len; i++ )
        !           144:       arf_chsgn((Obj)ab[i],(Obj *)&tb[i]);
        !           145:     *b = t;
        !           146:   }
1.1       noro      147: }
                    148:
                    149: void mulrvect(vl,a,b,c)
                    150: VL vl;
                    151: Obj a;
                    152: VECT b,*c;
                    153: {
1.6     ! noro      154:   int len,i;
        !           155:   VECT t;
        !           156:   pointer *bb,*tb;
        !           157:
        !           158:   if ( !a || !b )
        !           159:     *c = 0;
        !           160:   else {
        !           161:     len = b->len;
        !           162:     MKVECT(t,len);
        !           163:     for ( i = 0, bb = BDY(b), tb = BDY(t); i < len; i++ )
        !           164:       arf_mul(vl,a,(Obj)bb[i],(Obj *)&tb[i]);
        !           165:     *c = t;
        !           166:   }
1.1       noro      167: }
                    168:
                    169: int compvect(vl,a,b)
                    170: VL vl;
                    171: VECT a,b;
                    172: {
1.6     ! noro      173:   int i,len,t;
1.1       noro      174:
1.6     ! noro      175:   if ( !a )
        !           176:     return b?-1:0;
        !           177:   else if ( !b )
        !           178:     return 1;
        !           179:   else if ( a->len != b->len )
        !           180:     return a->len>b->len ? 1 : -1;
        !           181:   else {
        !           182:     for ( i = 0, len = a->len; i < len; i++ )
        !           183:       if ( t = arf_comp(vl,(Obj)BDY(a)[i],(Obj)BDY(b)[i]) )
        !           184:         return t;
        !           185:     return 0;
        !           186:   }
1.1       noro      187: }

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