diff options
Diffstat (limited to 'src/pmie/src/merge.sk')
| -rw-r--r-- | src/pmie/src/merge.sk | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/src/pmie/src/merge.sk b/src/pmie/src/merge.sk new file mode 100644 index 0000000..ea3e814 --- /dev/null +++ b/src/pmie/src/merge.sk @@ -0,0 +1,103 @@ +/* + * Copyright (c) 1995-2002 Silicon Graphics, Inc. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/*********************************************************************** + * skeleton: merge.sk + ***********************************************************************/ + +/* + * operator: @FUN + */ + +void +@FUN_n(Expr *x) +{ + Expr *arg1 = x->arg1; + Sample *is1 = &arg1->smpls[0]; + Sample *is2 = &arg1->smpls[1]; + Sample *os = &x->smpls[0]; + @ITYPE *ip1; + @ITYPE *ip2; + @OTYPE *op; + RealTime delta; + int n; + int i; + + EVALARG(arg1) + ROTATE(x) + + if (arg1->valid >= 2 && x->tspan > 0) { + ip1 = (@ITYPE *)is1->ptr; + ip2 = (@ITYPE *)is2->ptr; + op = (@OTYPE *)os->ptr; + n = x->tspan; + @DELTA + for (i = 0; i < n; i++) { + *op = *ip1++ @OP *ip2++; + @SCALE + op++; + } + os->stamp = is1->stamp; + x->valid++; + } + else x->valid = 0; + +#if PCP_DEBUG + if (pmDebug & DBG_TRACE_APPL2) { + fprintf(stderr, "@FUN_n(" PRINTF_P_PFX "%p) ...\n", x); + dumpExpr(x); + } +#endif +} + +void +@FUN_1(Expr *x) +{ + Expr *arg1 = x->arg1; + Sample *is1 = &arg1->smpls[0]; + Sample *is2 = &arg1->smpls[1]; + Sample *os = &x->smpls[0]; + @ITYPE *ip1; + @ITYPE *ip2; + @OTYPE *op; + RealTime delta; + + EVALARG(arg1) + ROTATE(x) + + if (arg1->valid >= 2) { + ip1 = (@ITYPE *)is1->ptr; + ip2 = (@ITYPE *)is2->ptr; + op = (@OTYPE *)os->ptr; + @DELTA + *op = *ip1 @OP *ip2; + @SCALE + os->stamp = is1->stamp; + x->valid++; + } + else x->valid = 0; + +#if PCP_DEBUG + if (pmDebug & DBG_TRACE_APPL2) { + fprintf(stderr, "@FUN_1(" PRINTF_P_PFX "%p) ...\n", x); + dumpExpr(x); + } +#endif +} + + |