;;
;; chicken-sdl2: CHICKEN Scheme bindings to Simple DirectMedia Layer 2
;;
;; Copyright © 2013–2021  John Croisant.
;; All rights reserved.
;;
;; Redistribution and use in source and binary forms, with or without
;; modification, are permitted provided that the following conditions
;; are met:
;;
;; - Redistributions of source code must retain the above copyright
;;   notice, this list of conditions and the following disclaimer.
;;
;; - Redistributions in binary form must reproduce the above copyright
;;   notice, this list of conditions and the following disclaimer in
;;   the documentation and/or other materials provided with the
;;   distribution.
;;
;; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
;; "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
;; LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
;; FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
;; COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
;; INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
;; (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
;; SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
;; HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
;; STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
;; ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
;; OF THE POSSIBILITY OF SUCH DAMAGE.


(export symbol->audio-format-enum
        audio-format-enum->symbol)


(define-foreign-constants int
  SDL_AUDIO_MASK_BITSIZE
  SDL_AUDIO_MASK_DATATYPE
  SDL_AUDIO_MASK_ENDIAN
  SDL_AUDIO_MASK_SIGNED
  SDL_MIX_MAXVOLUME
  SDL_AUDIO_ALLOW_FREQUENCY_CHANGE
  SDL_AUDIO_ALLOW_FORMAT_CHANGE
  SDL_AUDIO_ALLOW_CHANNELS_CHANGE
  SDL_AUDIO_ALLOW_ANY_CHANGE)


(define-enum-mappings
  type: SDL_AudioFormatEnum
  symbol->value: symbol->audio-format-enum
  value->symbol: audio-format-enum->symbol

  ((u8      AUDIO_U8)
   (s8      AUDIO_S8)
   (u16lsb  AUDIO_U16LSB)
   (s16lsb  AUDIO_S16LSB)
   (u16msb  AUDIO_U16MSB)
   (s16msb  AUDIO_S16MSB)
   (u16     AUDIO_U16     duplicate)
   (s16     AUDIO_S16     duplicate)
   (s32lsb  AUDIO_S32LSB)
   (s32msb  AUDIO_S32MSB)
   (s32     AUDIO_S32     duplicate)
   (f32lsb  AUDIO_F32LSB)
   (f32msb  AUDIO_F32MSB)
   (f32     AUDIO_F32     duplicate)
   (u16sys  AUDIO_U16SYS  duplicate)
   (s16sys  AUDIO_S16SYS  duplicate)
   (s32sys  AUDIO_S32SYS  duplicate)
   (f32sys  AUDIO_F32SYS  duplicate)))


(define-foreign-constants SDL_AudioStatus
  SDL_AUDIO_STOPPED
  SDL_AUDIO_PLAYING
  SDL_AUDIO_PAUSED)