src/st-float-array.h

   1 /*
   2  * st-float-array.h
   3  *
   4  * Copyright (C) 2008 Vincent Geddes
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  * THE SOFTWARE.
  23 */
  24
  25 #ifndef __ST_FLOAT_ARRAY_H__
  26 #define __ST_FLOAT_ARRAY_H__
  27
  28 #include <st-object.h>
  29 #include <st-types.h>
  30 #include <st-descriptor.h>
  31
  32 #define ST_FLOAT_ARRAY(oop) ((struct st_float_array *) ST_POINTER (oop))
  33
  34 struct st_float_array
  35 {
  36     struct st_arrayed_object header;
  37
  38     double elements[];
  39 };
  40
  41 st_descriptor *st_float_array_descriptor (void);
  42
  43 static inline double *
  44 st_float_array_elements (st_oop array)
  45 {
  46     return ST_FLOAT_ARRAY (array)->elements;
  47 }
  48
  49 static inline double
  50 st_float_array_at (st_oop array, st_smi i)
  51 {
  52     return ST_FLOAT_ARRAY (array)->elements[i - 1];
  53 }
  54
  55 static inline void
  56 st_float_array_at_put (st_oop array, st_smi i, double value)
  57 {
  58     ST_FLOAT_ARRAY (array)->elements[i - 1] = value;
  59 }
  60
  61
  62
  63
  64 #endif /* __ST_FLOAT_ARRAY_H__ */