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38 * Implements functions in selvalue.h.
40 * \author Teemu Murtola <teemu.murtola@gmail.com>
41 * \ingroup module_selection
47 #include "gromacs/selection/indexutil.h"
48 #include "gromacs/utility/gmxassert.h"
49 #include "gromacs/utility/smalloc.h"
53 void _gmx_selvalue_clear(gmx_ana_selvalue_t* val)
60 void _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...
78 void _gmx_selvalue_reserve(gmx_ana_selvalue_t* val, int n)
82 if (val->nalloc == -1)
87 if (!val->u.ptr || val->nalloc < n)
91 case INT_VALUE: srenew(val->u.i, n); break;
92 case REAL_VALUE: srenew(val->u.r, n); break;
95 for (i = val->nalloc; i < n; ++i)
97 val->u.s[i] = nullptr;
101 GMX_RELEASE_ASSERT(val->u.ptr == nullptr,
102 "Reallocation of position values not supported");
103 val->u.p = new gmx_ana_pos_t[n];
107 for (i = val->nalloc; i < n; ++i)
109 gmx_ana_index_clear(&val->u.g[i]);
112 case NO_VALUE: break;
118 void _gmx_selvalue_getstore_and_release(gmx_ana_selvalue_t* val, void** ptr, int* nalloc)
121 *nalloc = val->nalloc;
122 val->u.ptr = nullptr;
126 void _gmx_selvalue_setstore(gmx_ana_selvalue_t* val, void* ptr)
128 GMX_ASSERT(val->nalloc <= 0, "Memory leak from discarding an existing value");
130 val->nalloc = (ptr ? -1 : 0);
133 void _gmx_selvalue_setstore_alloc(gmx_ana_selvalue_t* val, void* ptr, int nalloc)
135 GMX_ASSERT(val->nalloc <= 0 || (ptr == val->u.ptr && nalloc == val->nalloc),
136 "Memory leak from discarding an existing value");
138 val->nalloc = nalloc;