apps/plugins/fractals/mandelbrot_set.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2009 Tomer Shalev
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21 #ifndef _MANDELBROT_SET_H
  22 #define _MANDELBROT_SET_H
  23
  24 #include "fractal_sets.h"
  25
  26 /* CPU stuff */
  27 #if CONFIG_CPU == SH7034
  28 #include "cpu_sh7043.h"
  29 #elif defined CPU_COLDFIRE
  30 #include "cpu_coldfire.h"
  31 #elif defined CPU_ARM
  32 #include "cpu_arm.h"
  33 #endif
  34
  35 #if CONFIG_CPU == SH7034
  36 #define MULS16_ASR10(a, b) muls16_asr10(a, b)
  37 #define MULS32_ASR26(a, b) muls32_asr26(a, b)
  38 #elif defined CPU_COLDFIRE
  39 /* Needs the EMAC initialised to fractional mode w/o rounding and saturation */
  40 #define MULS32_INIT() coldfire_set_macsr(EMAC_FRACTIONAL)
  41 #define MULS16_ASR10(a, b) muls16_asr10(a, b)
  42 #define MULS32_ASR26(a, b) muls32_asr26(a, b)
  43 #elif defined CPU_ARM
  44 #define MULS32_ASR26(a, b) muls32_asr26(a, b)
  45 #endif
  46
  47 /* default macros */
  48 #ifndef MULS16_ASR10
  49 #define MULS16_ASR10(a, b) ((short)(((long)(a) * (long)(b)) >> 10))
  50 #endif
  51 #ifndef MULS32_ASR26
  52 #define MULS32_ASR26(a, b) ((long)(((long long)(a) * (long long)(b)) >> 26))
  53 #endif
  54 #ifndef MULS32_INIT
  55 #define MULS32_INIT()
  56 #endif
  57
  58 extern struct fractal_ops mandelbrot_ops;
  59
  60 #endif