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/*
vaops.c:
Copyright (C) 2006 Steven Yi
This file is part of Csound.
The Csound Library is free software; you can redistribute it
and/or modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
Csound 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with Csound; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include "csoundCore.h"
#include "interlocks.h"
#define MYFLOOR(x) (x >= FL(0.0) ? (int32)x : (int32)((double)x - 0.99999999))
typedef struct {
OPDS h;
MYFLT *kout, *kindx, *avar;
} VA_GET;
typedef struct {
OPDS h;
MYFLT *kval, *kindx, *avar;
} VA_SET;
typedef struct {
OPDS h;
MYFLT *kout, *avar, *kindx;
} VASIG_GET;
typedef struct {
OPDS h;
MYFLT *avar, *kval, *kindx;
} VASIG_SET;
static int32_t vaget(CSOUND *csound, VA_GET *p)
{
int32 ndx = (int32) MYFLOOR((double)*p->kindx);
uint32_t offset = p->h.insdshead->ksmps_offset;
uint32_t early = p->h.insdshead->ksmps_no_end;
if (UNLIKELY(ndx<(int32)offset || ndx>=(int32)(CS_KSMPS-early)))
return csound->PerfError(csound, &(p->h),
Str("Out of range in vaget (%d)"), ndx);
*p->kout = p->avar[ndx];
return OK;
}
static int32_t vaset(CSOUND *csound, VA_SET *p)
{
int32 ndx = (int32) MYFLOOR((double)*p->kindx);
uint32_t offset = p->h.insdshead->ksmps_offset;
uint32_t early = p->h.insdshead->ksmps_no_end;
if (UNLIKELY(ndx<(int32)offset || ndx>=(int32)(CS_KSMPS-early)))
return csound->PerfError(csound, &(p->h),
Str("Out of range in vaset (%d)"), ndx);
p->avar[ndx] = *p->kval;
return OK;
}
static int32_t vasigget(CSOUND *csound, VASIG_GET *p)
{
int32 ndx = (int32) MYFLOOR((double)*p->kindx);
uint32_t offset = p->h.insdshead->ksmps_offset;
uint32_t early = p->h.insdshead->ksmps_no_end;
if (UNLIKELY(ndx<(int32)offset || ndx>=(int32)(CS_KSMPS-early)))
return csound->PerfError(csound, &(p->h),
Str("Out of range in vaget (%d)"), ndx);
*p->kout = p->avar[ndx];
return OK;
}
static int32_t vasigset(CSOUND *csound, VASIG_SET *p)
{
int32 ndx = (int32) MYFLOOR((double)*p->kindx);
uint32_t offset = p->h.insdshead->ksmps_offset;
uint32_t early = p->h.insdshead->ksmps_no_end;
if (UNLIKELY(ndx<(int32)offset || ndx>=(int32)(CS_KSMPS-early)))
return csound->PerfError(csound, &(p->h),
Str("Out of range in vaset (%d)"), ndx);
p->avar[ndx] = *p->kval;
return OK;
}
#define S(x) sizeof(x)
static OENTRY vaops_localops[] = {
{ "vaget", S(VA_GET), 0, 2, "k", "ka", NULL, (SUBR)vaget },
{ "vaset", S(VA_SET), WI, 2, "", "kka", NULL, (SUBR)vaset },
{ "##array_get", S(VASIG_GET), 0, 2, "k", "ak", NULL, (SUBR)vasigget },
{ "##array_set", S(VASIG_SET), 0, 2, "", "akk", NULL, (SUBR)vasigset }
};
LINKAGE_BUILTIN(vaops_localops)
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