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37 * Implements functions in selvalue.h.
39 * \author Teemu Murtola <teemu.murtola@gmail.com>
40 * \ingroup module_selection
46 #include "gromacs/selection/indexutil.h"
47 #include "gromacs/selection/position.h"
48 #include "gromacs/utility/gmxassert.h"
49 #include "gromacs/utility/smalloc.h"
52 _gmx_selvalue_clear(gmx_ana_selvalue_t *val)
60 _gmx_selvalue_free(gmx_ana_selvalue_t *val)
64 if (val->type == POS_VALUE)
73 // TODO: It causes a memory leak somewhere if val->nr is assigned zero here...
79 _gmx_selvalue_reserve(gmx_ana_selvalue_t *val, int n)
83 if (val->nalloc == -1)
88 if (!val->u.ptr || val->nalloc < n)
92 case INT_VALUE: srenew(val->u.i, n); break;
93 case REAL_VALUE: srenew(val->u.r, n); break;
96 for (i = val->nalloc; i < n; ++i)
98 val->u.s[i] = nullptr;
102 GMX_RELEASE_ASSERT(val->u.ptr == nullptr,
103 "Reallocation of position values not supported");
104 val->u.p = new gmx_ana_pos_t[n];
108 for (i = val->nalloc; i < n; ++i)
110 gmx_ana_index_clear(&val->u.g[i]);
113 case NO_VALUE: break;
120 _gmx_selvalue_getstore_and_release(gmx_ana_selvalue_t *val, void **ptr, int *nalloc)
123 *nalloc = val->nalloc;
124 val->u.ptr = nullptr;
129 _gmx_selvalue_setstore(gmx_ana_selvalue_t *val, void *ptr)
131 GMX_ASSERT(val->nalloc <= 0,
132 "Memory leak from discarding an existing value");
134 val->nalloc = (ptr ? -1 : 0);
138 _gmx_selvalue_setstore_alloc(gmx_ana_selvalue_t *val, void *ptr, int nalloc)
140 GMX_ASSERT(val->nalloc <= 0 || (ptr == val->u.ptr && nalloc == val->nalloc),
141 "Memory leak from discarding an existing value");
143 val->nalloc = nalloc;