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Port of Duke Nukem 3D

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This ports Fabien Sanglard's Chocolate Duke to run on a version of SDL
for Rockbox.

Change-Id: I8f2c4c78af19de10c1633ed7bb7a997b43256dd9
This commit is contained in:
Franklin Wei 2017-01-21 15:18:31 -05:00
parent 01c6dcf6c7
commit a855d62025
994 changed files with 336924 additions and 15 deletions
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122
apps/plugins/sdl/SDL_mixer/timidity/output.c Normal file
View file

@ -0,0 +1,122 @@
/*
TiMidity -- Experimental MIDI to WAVE converter
Copyright (C) 1995 Tuukka Toivonen <toivonen@clinet.fi>
This program is free software; you can redistribute it and/or modify
it under the terms of the Perl Artistic License, available in COPYING.
*/
#include "config.h"
#include "output.h"
#include "tables.h"
#ifdef SDL
extern PlayMode sdl_play_mode;
#define DEFAULT_PLAY_MODE &sdl_play_mode
#endif
PlayMode *play_mode_list[] = {
#ifdef DEFAULT_PLAY_MODE
DEFAULT_PLAY_MODE,
#endif
0
};
#ifdef DEFAULT_PLAY_MODE
PlayMode *play_mode=DEFAULT_PLAY_MODE;
#endif
/*****************************************************************/
/* Some functions to convert signed 32-bit data to other formats */
void s32tos8(void *dp, int32 *lp, int32 c)
{
int8 *cp=(int8 *)(dp);
int32 l;
while (c--)
{
l=(*lp++)>>(32-8-GUARD_BITS);
if (l>127) l=127;
else if (l<-128) l=-128;
*cp++ = (int8) (l);
}
}
void s32tou8(void *dp, int32 *lp, int32 c)
{
uint8 *cp=(uint8 *)(dp);
int32 l;
while (c--)
{
l=(*lp++)>>(32-8-GUARD_BITS);
if (l>127) l=127;
else if (l<-128) l=-128;
*cp++ = 0x80 ^ ((uint8) l);
}
}
void s32tos16(void *dp, int32 *lp, int32 c)
{
int16 *sp=(int16 *)(dp);
int32 l;
while (c--)
{
l=(*lp++)>>(32-16-GUARD_BITS);
if (l > 32767) l=32767;
else if (l<-32768) l=-32768;
*sp++ = (int16)(l);
}
}
void s32tou16(void *dp, int32 *lp, int32 c)
{
uint16 *sp=(uint16 *)(dp);
int32 l;
while (c--)
{
l=(*lp++)>>(32-16-GUARD_BITS);
if (l > 32767) l=32767;
else if (l<-32768) l=-32768;
*sp++ = 0x8000 ^ (uint16)(l);
}
}
void s32tos16x(void *dp, int32 *lp, int32 c)
{
int16 *sp=(int16 *)(dp);
int32 l;
while (c--)
{
l=(*lp++)>>(32-16-GUARD_BITS);
if (l > 32767) l=32767;
else if (l<-32768) l=-32768;
*sp++ = XCHG_SHORT((int16)(l));
}
}
void s32tou16x(void *dp, int32 *lp, int32 c)
{
uint16 *sp=(uint16 *)(dp);
int32 l;
while (c--)
{
l=(*lp++)>>(32-16-GUARD_BITS);
if (l > 32767) l=32767;
else if (l<-32768) l=-32768;
*sp++ = XCHG_SHORT(0x8000 ^ (uint16)(l));
}
}
void s32toulaw(void *dp, int32 *lp, int32 c)
{
uint8 *up=(uint8 *)(dp);
int32 l;
while (c--)
{
l=(*lp++)>>(32-13-GUARD_BITS);
if (l > 4095) l=4095;
else if (l<-4096) l=-4096;
*up++ = _l2u[l];
}
}