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Compiles with stubs, dummy video and sound

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This commit is contained in:
Maxime Vincent 2016-05-03 17:28:07 +02:00
parent c9855f2601
commit dbb534f408
12 changed files with 2029 additions and 23 deletions
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46
frosted-doom/Makefile
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@ -4,24 +4,40 @@
#
# $Log:$
#
CC= gcc # gcc or g++
CROSS_COMPILE = arm-frosted-eabi-
CC= $(CROSS_COMPILE)gcc # gcc or g++
CFLAGS=-g -Wall -DNORMALUNIX -DLINUX # -DUSEASM
LDFLAGS=-L/usr/X11R6/lib
LIBS=-lXext -lX11 -lnsl -lm
CFLAGS+=-mthumb -mlittle-endian -mthumb-interwork -ffunction-sections -mcpu=cortex-m3
CFLAGS+=-DCORE_M3 -D__frosted__
# COMPILER FLAGS -- No gcc libraries
CFLAGS+=-nostartfiles
# COMPILER FLAGS -- GOT/PIC
CFLAGS+=-fPIC -mlong-calls -fno-common -msingle-pic-base -mno-pic-data-is-text-relative -Wstack-usage=1024
# Debugging
CFLAGS+=-ggdb
# LINKER FLAGS
LDFLAGS+=-fPIC -mlong-calls -fno-common -Wl,-elf2flt -lgloss
CFLAGS+=-g -Wall -DNORMALUNIX -DLINUX -DSNDSERV # -DUSEASM
CFLAGS+=-Icompat
#LDFLAGS=-L/usr/X11R6/lib
#LIBS=-lXext -lX11 -lnsl -lm
LIBS=-lm -lc
# subdirectory for objects
O=linux
O=frosted
# not too sophisticated dependency
OBJS= \
$(O)/stubs.o \
$(O)/doomdef.o \
$(O)/doomstat.o \
$(O)/dstrings.o \
$(O)/i_system.o \
$(O)/i_sound.o \
$(O)/i_video.o \
$(O)/i_net.o \
$(O)/i_sound_dummy.o \
$(O)/i_video_dummy.o \
$(O)/i_net.o \
$(O)/tables.o \
$(O)/f_finale.o \
$(O)/f_wipe.o \
@ -77,19 +93,23 @@ OBJS= \
$(O)/info.o \
$(O)/sounds.o
all: $(O)/linuxxdoom
all: $(O)/fdoom
clean:
rm -f *.o *~ *.flc
rm -f linux/*
rm -f frosted/*
$(O)/linuxxdoom: $(OBJS) $(O)/i_main.o
$(O)/fdoom: $(OBJS) $(O)/i_main.o
$(CC) $(CFLAGS) $(LDFLAGS) $(OBJS) $(O)/i_main.o \
-o $(O)/linuxxdoom $(LIBS)
-o $(O)/fdoom $(LIBS)
$(O)/%.o: %.c
$(O):
mkdir -p $(O)
$(O)/%.o: %.c $(O)
$(CC) $(CFLAGS) -c $< -o $@
#############################################################
#
#############################################################

68
frosted-doom/compat/values.h Normal file
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@ -0,0 +1,68 @@
/* Old compatibility names for <limits.h> and <float.h> constants.
Copyright (C) 1995-2016 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
/* This interface is obsolete. New programs should use
<limits.h> and/or <float.h> instead of <values.h>. */
#ifndef _VALUES_H
#define _VALUES_H 1
#include <features.h>
#include <limits.h>
#define _TYPEBITS(type) (sizeof (type) * CHAR_BIT)
#define CHARBITS _TYPEBITS (char)
#define SHORTBITS _TYPEBITS (short int)
#define INTBITS _TYPEBITS (int)
#define LONGBITS _TYPEBITS (long int)
#define PTRBITS _TYPEBITS (char *)
#define DOUBLEBITS _TYPEBITS (double)
#define FLOATBITS _TYPEBITS (float)
#define MINSHORT SHRT_MIN
#define MININT INT_MIN
#define MINLONG LONG_MIN
#define MAXSHORT SHRT_MAX
#define MAXINT INT_MAX
#define MAXLONG LONG_MAX
#define HIBITS MINSHORT
#define HIBITL MINLONG
#include <float.h>
#define MAXDOUBLE DBL_MAX
#define MAXFLOAT FLT_MAX
#define MINDOUBLE DBL_MIN
#define MINFLOAT FLT_MIN
#define DMINEXP DBL_MIN_EXP
#define FMINEXP FLT_MIN_EXP
#define DMAXEXP DBL_MAX_EXP
#define FMAXEXP FLT_MAX_EXP
#ifdef __USE_MISC
/* Some systems define this name instead of CHAR_BIT or CHARBITS. */
# define BITSPERBYTE CHAR_BIT
#endif
#endif /* values.h */

2
frosted-doom/d_main.c
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@ -584,7 +584,7 @@ void IdentifyVersion (void)
sprintf(doom2wad, "%s/doom2.wad", doomwaddir);
// Retail.
doomuwad = malloc(strlen(doomwaddir)+1+8+1);
doomuwad = malloc(strlen(doomwaddir)+1+9+1);
sprintf(doomuwad, "%s/doomu.wad", doomwaddir);
// Registered.

4
frosted-doom/i_net.c
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@ -34,6 +34,7 @@ rcsid[] = "$Id: m_bbox.c,v 1.1 1997/02/03 22:45:10 b1 Exp $";
#include <unistd.h>
#include <netdb.h>
#include <sys/ioctl.h>
#include <fcntl.h>
#include "i_system.h"
#include "d_event.h"
@ -326,7 +327,8 @@ void I_InitNetwork (void)
// build message to receive
insocket = UDPsocket ();
BindToLocalPort (insocket,htons(DOOMPORT));
ioctl (insocket, FIONBIO, &trueval);
//XXX ioctl (insocket, FIONBIO, &trueval);
fcntl (insocket,F_SETFL, O_NONBLOCK);
sendsocket = UDPsocket ();
}

2
frosted-doom/i_sound.c
View File

@ -29,6 +29,7 @@ rcsid[] = "$Id: i_unix.c,v 1.5 1997/02/03 22:45:10 b1 Exp $";
#include <stdarg.h>
#include <math.h>
#include <errno.h>
#include <sys/time.h>
#include <sys/types.h>
@ -163,7 +164,6 @@ myioctl
int* arg )
{
int rc;
extern int errno;
rc = ioctl(fd, command, arg);
if (rc < 0)

982
frosted-doom/i_sound_dummy.c Normal file
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@ -0,0 +1,982 @@
// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// $Id:$
//
// Copyright (C) 1993-1996 by id Software, Inc.
//
// This source is available for distribution and/or modification
// only under the terms of the DOOM Source Code License as
// published by id Software. All rights reserved.
//
// The source is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
// for more details.
//
// $Log:$
//
// DESCRIPTION:
// System interface for sound.
//
//-----------------------------------------------------------------------------
static const char
rcsid[] = "$Id: i_unix.c,v 1.5 1997/02/03 22:45:10 b1 Exp $";
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <math.h>
#include <errno.h>
#include <sys/time.h>
#include <sys/types.h>
#ifndef LINUX
#include <sys/filio.h>
#endif
#include <fcntl.h>
#include <unistd.h>
#include <sys/ioctl.h>
// Timer stuff. Experimental.
#include <time.h>
#include <signal.h>
#include "z_zone.h"
#include "i_system.h"
#include "i_sound.h"
#include "m_argv.h"
#include "m_misc.h"
#include "w_wad.h"
#include "doomdef.h"
// UNIX hack, to be removed.
#ifdef SNDSERV
// Separate sound server process.
FILE* sndserver=0;
char* sndserver_filename = "./sndserver ";
#elif SNDINTR
// Update all 30 millisecs, approx. 30fps synchronized.
// Linux resolution is allegedly 10 millisecs,
// scale is microseconds.
#define SOUND_INTERVAL 500
// Get the interrupt. Set duration in millisecs.
int I_SoundSetTimer( int duration_of_tick );
void I_SoundDelTimer( void );
#else
// None?
#endif
// A quick hack to establish a protocol between
// synchronous mix buffer updates and asynchronous
// audio writes. Probably redundant with gametic.
static int flag = 0;
// The number of internal mixing channels,
// the samples calculated for each mixing step,
// the size of the 16bit, 2 hardware channel (stereo)
// mixing buffer, and the samplerate of the raw data.
// Needed for calling the actual sound output.
#define SAMPLECOUNT 512
#define NUM_CHANNELS 8
// It is 2 for 16bit, and 2 for two channels.
#define BUFMUL 4
#define MIXBUFFERSIZE (SAMPLECOUNT*BUFMUL)
#define SAMPLERATE 11025 // Hz
#define SAMPLESIZE 2 // 16bit
// The actual lengths of all sound effects.
int lengths[NUMSFX];
// The actual output device.
int audio_fd;
// The global mixing buffer.
// Basically, samples from all active internal channels
// are modifed and added, and stored in the buffer
// that is submitted to the audio device.
signed short mixbuffer[MIXBUFFERSIZE];
// The channel step amount...
unsigned int channelstep[NUM_CHANNELS];
// ... and a 0.16 bit remainder of last step.
unsigned int channelstepremainder[NUM_CHANNELS];
// The channel data pointers, start and end.
unsigned char* channels[NUM_CHANNELS];
unsigned char* channelsend[NUM_CHANNELS];
// Time/gametic that the channel started playing,
// used to determine oldest, which automatically
// has lowest priority.
// In case number of active sounds exceeds
// available channels.
int channelstart[NUM_CHANNELS];
// The sound in channel handles,
// determined on registration,
// might be used to unregister/stop/modify,
// currently unused.
int channelhandles[NUM_CHANNELS];
// SFX id of the playing sound effect.
// Used to catch duplicates (like chainsaw).
int channelids[NUM_CHANNELS];
// Pitch to stepping lookup, unused.
int steptable[256];
// Volume lookups.
int vol_lookup[128*256];
// Hardware left and right channel volume lookup.
int* channelleftvol_lookup[NUM_CHANNELS];
int* channelrightvol_lookup[NUM_CHANNELS];
//
// Safe ioctl, convenience.
//
void
myioctl
( int fd,
int command,
int* arg )
{
int rc;
rc = ioctl(fd, command, arg);
if (rc < 0)
{
fprintf(stderr, "ioctl(dsp,%d,arg) failed\n", command);
fprintf(stderr, "errno=%d\n", errno);
exit(-1);
}
}
//
// This function loads the sound data from the WAD lump,
// for single sound.
//
void*
getsfx
( char* sfxname,
int* len )
{
unsigned char* sfx;
unsigned char* paddedsfx;
int i;
int size;
int paddedsize;
char name[20];
int sfxlump;
// Get the sound data from the WAD, allocate lump
// in zone memory.
sprintf(name, "ds%s", sfxname);
// Now, there is a severe problem with the
// sound handling, in it is not (yet/anymore)
// gamemode aware. That means, sounds from
// DOOM II will be requested even with DOOM
// shareware.
// The sound list is wired into sounds.c,
// which sets the external variable.
// I do not do runtime patches to that
// variable. Instead, we will use a
// default sound for replacement.
if ( W_CheckNumForName(name) == -1 )
sfxlump = W_GetNumForName("dspistol");
else
sfxlump = W_GetNumForName(name);
size = W_LumpLength( sfxlump );
// Debug.
// fprintf( stderr, "." );
//fprintf( stderr, " -loading %s (lump %d, %d bytes)\n",
// sfxname, sfxlump, size );
//fflush( stderr );
sfx = (unsigned char*)W_CacheLumpNum( sfxlump, PU_STATIC );
// Pads the sound effect out to the mixing buffer size.
// The original realloc would interfere with zone memory.
paddedsize = ((size-8 + (SAMPLECOUNT-1)) / SAMPLECOUNT) * SAMPLECOUNT;
// Allocate from zone memory.
paddedsfx = (unsigned char*)Z_Malloc( paddedsize+8, PU_STATIC, 0 );
// ddt: (unsigned char *) realloc(sfx, paddedsize+8);
// This should interfere with zone memory handling,
// which does not kick in in the soundserver.
// Now copy and pad.
memcpy( paddedsfx, sfx, size );
for (i=size ; i<paddedsize+8 ; i++)
paddedsfx[i] = 128;
// Remove the cached lump.
Z_Free( sfx );
// Preserve padded length.
*len = paddedsize;
// Return allocated padded data.
return (void *) (paddedsfx + 8);
}
//
// This function adds a sound to the
// list of currently active sounds,
// which is maintained as a given number
// (eight, usually) of internal channels.
// Returns a handle.
//
int
addsfx
( int sfxid,
int volume,
int step,
int seperation )
{
static unsigned short handlenums = 0;
int i;
int rc = -1;
int oldest = gametic;
int oldestnum = 0;
int slot;
int rightvol;
int leftvol;
// Chainsaw troubles.
// Play these sound effects only one at a time.
if ( sfxid == sfx_sawup
|| sfxid == sfx_sawidl
|| sfxid == sfx_sawful
|| sfxid == sfx_sawhit
|| sfxid == sfx_stnmov
|| sfxid == sfx_pistol )
{
// Loop all channels, check.
for (i=0 ; i<NUM_CHANNELS ; i++)
{
// Active, and using the same SFX?
if ( (channels[i])
&& (channelids[i] == sfxid) )
{
// Reset.
channels[i] = 0;
// We are sure that iff,
// there will only be one.
break;
}
}
}
// Loop all channels to find oldest SFX.
for (i=0; (i<NUM_CHANNELS) && (channels[i]); i++)
{
if (channelstart[i] < oldest)
{
oldestnum = i;
oldest = channelstart[i];
}
}
// Tales from the cryptic.
// If we found a channel, fine.
// If not, we simply overwrite the first one, 0.
// Probably only happens at startup.
if (i == NUM_CHANNELS)
slot = oldestnum;
else
slot = i;
// Okay, in the less recent channel,
// we will handle the new SFX.
// Set pointer to raw data.
channels[slot] = (unsigned char *) S_sfx[sfxid].data;
// Set pointer to end of raw data.
channelsend[slot] = channels[slot] + lengths[sfxid];
// Reset current handle number, limited to 0..100.
if (!handlenums)
handlenums = 100;
// Assign current handle number.
// Preserved so sounds could be stopped (unused).
channelhandles[slot] = rc = handlenums++;
// Set stepping???
// Kinda getting the impression this is never used.
channelstep[slot] = step;
// ???
channelstepremainder[slot] = 0;
// Should be gametic, I presume.
channelstart[slot] = gametic;
// Separation, that is, orientation/stereo.
// range is: 1 - 256
seperation += 1;
// Per left/right channel.
// x^2 seperation,
// adjust volume properly.
leftvol =
volume - ((volume*seperation*seperation) >> 16); ///(256*256);
seperation = seperation - 257;
rightvol =
volume - ((volume*seperation*seperation) >> 16);
// Sanity check, clamp volume.
if (rightvol < 0 || rightvol > 127)
I_Error("rightvol out of bounds");
if (leftvol < 0 || leftvol > 127)
I_Error("leftvol out of bounds");
// Get the proper lookup table piece
// for this volume level???
channelleftvol_lookup[slot] = &vol_lookup[leftvol*256];
channelrightvol_lookup[slot] = &vol_lookup[rightvol*256];
// Preserve sound SFX id,
// e.g. for avoiding duplicates of chainsaw.
channelids[slot] = sfxid;
// You tell me.
return rc;
}
//
// SFX API
// Note: this was called by S_Init.
// However, whatever they did in the
// old DPMS based DOS version, this
// were simply dummies in the Linux
// version.
// See soundserver initdata().
//
void I_SetChannels()
{
// Init internal lookups (raw data, mixing buffer, channels).
// This function sets up internal lookups used during
// the mixing process.
int i;
int j;
int* steptablemid = steptable + 128;
// Okay, reset internal mixing channels to zero.
/*for (i=0; i<NUM_CHANNELS; i++)
{
channels[i] = 0;
}*/
// This table provides step widths for pitch parameters.
// I fail to see that this is currently used.
for (i=-128 ; i<128 ; i++)
steptablemid[i] = (int)(pow(2.0, (i/64.0))*65536.0);
// Generates volume lookup tables
// which also turn the unsigned samples
// into signed samples.
for (i=0 ; i<128 ; i++)
for (j=0 ; j<256 ; j++)
vol_lookup[i*256+j] = (i*(j-128)*256)/127;
}
void I_SetSfxVolume(int volume)
{
// Identical to DOS.
// Basically, this should propagate
// the menu/config file setting
// to the state variable used in
// the mixing.
snd_SfxVolume = volume;
}
// MUSIC API - dummy. Some code from DOS version.
void I_SetMusicVolume(int volume)
{
// Internal state variable.
snd_MusicVolume = volume;
// Now set volume on output device.
// Whatever( snd_MusciVolume );
}
//
// Retrieve the raw data lump index
// for a given SFX name.
//
int I_GetSfxLumpNum(sfxinfo_t* sfx)
{
char namebuf[9];
sprintf(namebuf, "ds%s", sfx->name);
return W_GetNumForName(namebuf);
}
//
// Starting a sound means adding it
// to the current list of active sounds
// in the internal channels.
// As the SFX info struct contains
// e.g. a pointer to the raw data,
// it is ignored.
// As our sound handling does not handle
// priority, it is ignored.
// Pitching (that is, increased speed of playback)
// is set, but currently not used by mixing.
//
int
I_StartSound
( int id,
int vol,
int sep,
int pitch,
int priority )
{
// UNUSED
priority = 0;
#ifdef SNDSERV
if (sndserver)
{
fprintf(sndserver, "p%2.2x%2.2x%2.2x%2.2x\n", id, pitch, vol, sep);
fflush(sndserver);
}
// warning: control reaches end of non-void function.
return id;
#else
// Debug.
//fprintf( stderr, "starting sound %d", id );
// Returns a handle (not used).
id = addsfx( id, vol, steptable[pitch], sep );
// fprintf( stderr, "/handle is %d\n", id );
return id;
#endif
}
void I_StopSound (int handle)
{
// You need the handle returned by StartSound.
// Would be looping all channels,
// tracking down the handle,
// an setting the channel to zero.
// UNUSED.
handle = 0;
}
int I_SoundIsPlaying(int handle)
{
// Ouch.
return gametic < handle;
}
//
// This function loops all active (internal) sound
// channels, retrieves a given number of samples
// from the raw sound data, modifies it according
// to the current (internal) channel parameters,
// mixes the per channel samples into the global
// mixbuffer, clamping it to the allowed range,
// and sets up everything for transferring the
// contents of the mixbuffer to the (two)
// hardware channels (left and right, that is).
//
// This function currently supports only 16bit.
//
void I_UpdateSound( void )
{
#ifdef SNDINTR
// Debug. Count buffer misses with interrupt.
static int misses = 0;
#endif
// Mix current sound data.
// Data, from raw sound, for right and left.
register unsigned int sample;
register int dl;
register int dr;
// Pointers in global mixbuffer, left, right, end.
signed short* leftout;
signed short* rightout;
signed short* leftend;
// Step in mixbuffer, left and right, thus two.
int step;
// Mixing channel index.
int chan;
// Left and right channel
// are in global mixbuffer, alternating.
leftout = mixbuffer;
rightout = mixbuffer+1;
step = 2;
// Determine end, for left channel only
// (right channel is implicit).
leftend = mixbuffer + SAMPLECOUNT*step;
// Mix sounds into the mixing buffer.
// Loop over step*SAMPLECOUNT,
// that is 512 values for two channels.
while (leftout != leftend)
{
// Reset left/right value.
dl = 0;
dr = 0;
// Love thy L2 chache - made this a loop.
// Now more channels could be set at compile time
// as well. Thus loop those channels.
for ( chan = 0; chan < NUM_CHANNELS; chan++ )
{
// Check channel, if active.
if (channels[ chan ])
{
// Get the raw data from the channel.
sample = *channels[ chan ];
// Add left and right part
// for this channel (sound)
// to the current data.
// Adjust volume accordingly.
dl += channelleftvol_lookup[ chan ][sample];
dr += channelrightvol_lookup[ chan ][sample];
// Increment index ???
channelstepremainder[ chan ] += channelstep[ chan ];
// MSB is next sample???
channels[ chan ] += channelstepremainder[ chan ] >> 16;
// Limit to LSB???
channelstepremainder[ chan ] &= 65536-1;
// Check whether we are done.
if (channels[ chan ] >= channelsend[ chan ])
channels[ chan ] = 0;
}
}
// Clamp to range. Left hardware channel.
// Has been char instead of short.
// if (dl > 127) *leftout = 127;
// else if (dl < -128) *leftout = -128;
// else *leftout = dl;
if (dl > 0x7fff)
*leftout = 0x7fff;
else if (dl < -0x8000)
*leftout = -0x8000;
else
*leftout = dl;
// Same for right hardware channel.
if (dr > 0x7fff)
*rightout = 0x7fff;
else if (dr < -0x8000)
*rightout = -0x8000;
else
*rightout = dr;
// Increment current pointers in mixbuffer.
leftout += step;
rightout += step;
}
#ifdef SNDINTR
// Debug check.
if ( flag )
{
misses += flag;
flag = 0;
}
if ( misses > 10 )
{
fprintf( stderr, "I_SoundUpdate: missed 10 buffer writes\n");
misses = 0;
}
// Increment flag for update.
flag++;
#endif
}
//
// This would be used to write out the mixbuffer
// during each game loop update.
// Updates sound buffer and audio device at runtime.
// It is called during Timer interrupt with SNDINTR.
// Mixing now done synchronous, and
// only output be done asynchronous?
//
void
I_SubmitSound(void)
{
// Write it to DSP device.
write(audio_fd, mixbuffer, SAMPLECOUNT*BUFMUL);
}
void
I_UpdateSoundParams
( int handle,
int vol,
int sep,
int pitch)
{
// I fail too see that this is used.
// Would be using the handle to identify
// on which channel the sound might be active,
// and resetting the channel parameters.
// UNUSED.
handle = vol = sep = pitch = 0;
}
void I_ShutdownSound(void)
{
#ifdef SNDSERV
if (sndserver)
{
// Send a "quit" command.
fprintf(sndserver, "q\n");
fflush(sndserver);
}
#else
// Wait till all pending sounds are finished.
int done = 0;
int i;
// FIXME (below).
fprintf( stderr, "I_ShutdownSound: NOT finishing pending sounds\n");
fflush( stderr );
while ( !done )
{
for( i=0 ; i<8 && !channels[i] ; i++);
// FIXME. No proper channel output.
//if (i==8)
done=1;
}
#ifdef SNDINTR
I_SoundDelTimer();
#endif
// Cleaning up -releasing the DSP device.
close ( audio_fd );
#endif
// Done.
return;
}
void
I_InitSound()
{
#ifdef SNDSERV
char buffer[256];
if (getenv("DOOMWADDIR"))
sprintf(buffer, "%s/%s",
getenv("DOOMWADDIR"),
sndserver_filename);
else
sprintf(buffer, "%s", sndserver_filename);
// start sound process
if ( !access(buffer, X_OK) )
{
strcat(buffer, " -quiet");
sndserver = NULL; //popen(buffer, "w");
}
else
fprintf(stderr, "Could not start sound server [%s]\n", buffer);
#else
int i;
#ifdef SNDINTR
fprintf( stderr, "I_SoundSetTimer: %d microsecs\n", SOUND_INTERVAL );
I_SoundSetTimer( SOUND_INTERVAL );
#endif
// Secure and configure sound device first.
fprintf( stderr, "I_InitSound: ");
audio_fd = open("/dev/dsp", O_WRONLY);
if (audio_fd<0)
fprintf(stderr, "Could not open /dev/dsp\n");
i = 11 | (2<<16);
myioctl(audio_fd, SNDCTL_DSP_SETFRAGMENT, &i);
myioctl(audio_fd, SNDCTL_DSP_RESET, 0);
i=SAMPLERATE;
myioctl(audio_fd, SNDCTL_DSP_SPEED, &i);
i=1;
myioctl(audio_fd, SNDCTL_DSP_STEREO, &i);
myioctl(audio_fd, SNDCTL_DSP_GETFMTS, &i);
if (i&=AFMT_S16_LE)
myioctl(audio_fd, SNDCTL_DSP_SETFMT, &i);
else
fprintf(stderr, "Could not play signed 16 data\n");
fprintf(stderr, " configured audio device\n" );
// Initialize external data (all sounds) at start, keep static.
fprintf( stderr, "I_InitSound: ");
for (i=1 ; i<NUMSFX ; i++)
{
// Alias? Example is the chaingun sound linked to pistol.
if (!S_sfx[i].link)
{
// Load data from WAD file.
S_sfx[i].data = getsfx( S_sfx[i].name, &lengths[i] );
}
else
{
// Previously loaded already?
S_sfx[i].data = S_sfx[i].link->data;
lengths[i] = lengths[(S_sfx[i].link - S_sfx)/sizeof(sfxinfo_t)];
}
}
fprintf( stderr, " pre-cached all sound data\n");
// Now initialize mixbuffer with zero.
for ( i = 0; i< MIXBUFFERSIZE; i++ )
mixbuffer[i] = 0;
// Finished initialization.
fprintf(stderr, "I_InitSound: sound module ready\n");
#endif
}
//
// MUSIC API.
// Still no music done.
// Remains. Dummies.
//
void I_InitMusic(void) { }
void I_ShutdownMusic(void) { }
static int looping=0;
static int musicdies=-1;
void I_PlaySong(int handle, int looping)
{
// UNUSED.
handle = looping = 0;
musicdies = gametic + TICRATE*30;
}
void I_PauseSong (int handle)
{
// UNUSED.
handle = 0;
}
void I_ResumeSong (int handle)
{
// UNUSED.
handle = 0;
}
void I_StopSong(int handle)
{
// UNUSED.
handle = 0;
looping = 0;
musicdies = 0;
}
void I_UnRegisterSong(int handle)
{
// UNUSED.
handle = 0;
}
int I_RegisterSong(void* data)
{
// UNUSED.
data = NULL;
return 1;
}
// Is the song playing?
int I_QrySongPlaying(int handle)
{
// UNUSED.
handle = 0;
return looping || musicdies > gametic;
}
//
// Experimental stuff.
// A Linux timer interrupt, for asynchronous
// sound output.
// I ripped this out of the Timer class in
// our Difference Engine, including a few
// SUN remains...
//
#ifdef sun
typedef sigset_t tSigSet;
#else
typedef int tSigSet;
#endif
// We might use SIGVTALRM and ITIMER_VIRTUAL, if the process
// time independend timer happens to get lost due to heavy load.
// SIGALRM and ITIMER_REAL doesn't really work well.
// There are issues with profiling as well.
static int /*__itimer_which*/ itimer = ITIMER_REAL;
static int sig = SIGALRM;
// Interrupt handler.
void I_HandleSoundTimer( int ignore )
{
// Debug.
//fprintf( stderr, "%c", '+' ); fflush( stderr );
// Feed sound device if necesary.
if ( flag )
{
// See I_SubmitSound().
// Write it to DSP device.
write(audio_fd, mixbuffer, SAMPLECOUNT*BUFMUL);
// Reset flag counter.
flag = 0;
}
else
return;
// UNUSED, but required.
ignore = 0;
return;
}
// Get the interrupt. Set duration in millisecs.
int I_SoundSetTimer( int duration_of_tick )
{
// Needed for gametick clockwork.
struct itimerval value;
struct itimerval ovalue;
struct sigaction act;
struct sigaction oact;
int res;
// This sets to SA_ONESHOT and SA_NOMASK, thus we can not use it.
// signal( _sig, handle_SIG_TICK );
// Now we have to change this attribute for repeated calls.
act.sa_handler = I_HandleSoundTimer;
#ifndef sun
//ac t.sa_mask = _sig;
#endif
act.sa_flags = SA_RESTART;
sigaction( sig, &act, &oact );
value.it_interval.tv_sec = 0;
value.it_interval.tv_usec = duration_of_tick;
value.it_value.tv_sec = 0;
value.it_value.tv_usec = duration_of_tick;
// Error is -1.
res = -1; //setitimer( itimer, &value, &ovalue );
// Debug.
if ( res == -1 )
fprintf( stderr, "I_SoundSetTimer: interrupt n.a.\n");
return res;
}
// Remove the interrupt. Set duration to zero.
void I_SoundDelTimer()
{
// Debug.
if ( I_SoundSetTimer( 0 ) == -1)
fprintf( stderr, "I_SoundDelTimer: failed to remove interrupt. Doh!\n");
}

1
frosted-doom/i_system.c
View File

@ -23,7 +23,6 @@
static const char
rcsid[] = "$Id: m_bbox.c,v 1.1 1997/02/03 22:45:10 b1 Exp $";
#include <stdlib.h>
#include <stdio.h>
#include <string.h>

3
frosted-doom/i_video.c
View File

@ -46,7 +46,7 @@ int XShmGetEventBase( Display* dpy ); // problems with g++?
#include <sys/socket.h>
#include <netinet/in.h>
#include <errnos.h>
#include <errno.h>
#include <signal.h>
#include "doomstat.h"
@ -666,7 +666,6 @@ void grabsharedmemory(int size)
id = shmget((key_t)key, size, IPC_CREAT|0777);
if (id==-1)
{
extern int errno;
fprintf(stderr, "errno=%d\n", errno);
I_Error("Could not get any shared memory");
}

919
frosted-doom/i_video_dummy.c Normal file
View File

@ -0,0 +1,919 @@
// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// $Id:$
//
// Copyright (C) 1993-1996 by id Software, Inc.
//
// This source is available for distribution and/or modification
// only under the terms of the DOOM Source Code License as
// published by id Software. All rights reserved.
//
// The source is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
// for more details.
//
// $Log:$
//
// DESCRIPTION:
// DOOM graphics stuff for X11, UNIX.
//
//-----------------------------------------------------------------------------
static const char
rcsid[] = "$Id: i_x.c,v 1.6 1997/02/03 22:45:10 b1 Exp $";
#include <stdlib.h>
#include <unistd.h>
#include <stdarg.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <errno.h>
#include <signal.h>
#include "doomstat.h"
#include "i_system.h"
#include "v_video.h"
#include "m_argv.h"
#include "d_main.h"
#include "doomdef.h"
#define POINTER_WARP_COUNTDOWN 1
//Display* X_display=0;
//Window X_mainWindow;
//Colormap X_cmap;
//Visual* X_visual;
//GC X_gc;
//XEvent X_event;
//int X_screen;
//XVisualInfo X_visualinfo;
//XImage* image;
int X_width;
int X_height;
// MIT SHared Memory extension.
boolean doShm;
//XShmSegmentInfo X_shminfo;
int X_shmeventtype;
// Fake mouse handling.
// This cannot work properly w/o DGA.
// Needs an invisible mouse cursor at least.
boolean grabMouse;
int doPointerWarp = POINTER_WARP_COUNTDOWN;
// Blocky mode,
// replace each 320x200 pixel with multiply*multiply pixels.
// According to Dave Taylor, it still is a bonehead thing
// to use ....
static int multiply=1;
//
// Translates the key currently in X_event
//
int xlatekey(void)
{
return 0;
/*
int rc;
switch(rc = XKeycodeToKeysym(X_display, X_event.xkey.keycode, 0))
{
case XK_Left: rc = KEY_LEFTARROW; break;
case XK_Right: rc = KEY_RIGHTARROW; break;
case XK_Down: rc = KEY_DOWNARROW; break;
case XK_Up: rc = KEY_UPARROW; break;
case XK_Escape: rc = KEY_ESCAPE; break;
case XK_Return: rc = KEY_ENTER; break;
case XK_Tab: rc = KEY_TAB; break;
case XK_F1: rc = KEY_F1; break;
case XK_F2: rc = KEY_F2; break;
case XK_F3: rc = KEY_F3; break;
case XK_F4: rc = KEY_F4; break;
case XK_F5: rc = KEY_F5; break;
case XK_F6: rc = KEY_F6; break;
case XK_F7: rc = KEY_F7; break;
case XK_F8: rc = KEY_F8; break;
case XK_F9: rc = KEY_F9; break;
case XK_F10: rc = KEY_F10; break;
case XK_F11: rc = KEY_F11; break;
case XK_F12: rc = KEY_F12; break;
case XK_BackSpace:
case XK_Delete: rc = KEY_BACKSPACE; break;
case XK_Pause: rc = KEY_PAUSE; break;
case XK_KP_Equal:
case XK_equal: rc = KEY_EQUALS; break;
case XK_KP_Subtract:
case XK_minus: rc = KEY_MINUS; break;
case XK_Shift_L:
case XK_Shift_R:
rc = KEY_RSHIFT;
break;
case XK_Control_L:
case XK_Control_R:
rc = KEY_RCTRL;
break;
case XK_Alt_L:
case XK_Meta_L:
case XK_Alt_R:
case XK_Meta_R:
rc = KEY_RALT;
break;
default:
if (rc >= XK_space && rc <= XK_asciitilde)
rc = rc - XK_space + ' ';
if (rc >= 'A' && rc <= 'Z')
rc = rc - 'A' + 'a';
break;
}
return rc;
*/
}
void I_ShutdownGraphics(void)
{
return;
/*
// Detach from X server
if (!XShmDetach(X_display, &X_shminfo))
I_Error("XShmDetach() failed in I_ShutdownGraphics()");
// Release shared memory.
shmdt(X_shminfo.shmaddr);
shmctl(X_shminfo.shmid, IPC_RMID, 0);
// Paranoia.
image->data = NULL;
*/
}
//
// I_StartFrame
//
void I_StartFrame (void)
{
// er?
}
static int lastmousex = 0;
static int lastmousey = 0;
boolean mousemoved = false;
boolean shmFinished;
void I_GetEvent(void)
{
return;
/*
event_t event;
// put event-grabbing stuff in here
XNextEvent(X_display, &X_event);
switch (X_event.type)
{
case KeyPress:
event.type = ev_keydown;
event.data1 = xlatekey();
D_PostEvent(&event);
// fprintf(stderr, "k");
break;
case KeyRelease:
event.type = ev_keyup;
event.data1 = xlatekey();
D_PostEvent(&event);
// fprintf(stderr, "ku");
break;
case ButtonPress:
event.type = ev_mouse;
event.data1 =
(X_event.xbutton.state & Button1Mask)
| (X_event.xbutton.state & Button2Mask ? 2 : 0)
| (X_event.xbutton.state & Button3Mask ? 4 : 0)
| (X_event.xbutton.button == Button1)
| (X_event.xbutton.button == Button2 ? 2 : 0)
| (X_event.xbutton.button == Button3 ? 4 : 0);
event.data2 = event.data3 = 0;
D_PostEvent(&event);
// fprintf(stderr, "b");
break;
case ButtonRelease:
event.type = ev_mouse;
event.data1 =
(X_event.xbutton.state & Button1Mask)
| (X_event.xbutton.state & Button2Mask ? 2 : 0)
| (X_event.xbutton.state & Button3Mask ? 4 : 0);
// suggest parentheses around arithmetic in operand of |
event.data1 =
event.data1
^ (X_event.xbutton.button == Button1 ? 1 : 0)
^ (X_event.xbutton.button == Button2 ? 2 : 0)
^ (X_event.xbutton.button == Button3 ? 4 : 0);
event.data2 = event.data3 = 0;
D_PostEvent(&event);
// fprintf(stderr, "bu");
break;
case MotionNotify:
event.type = ev_mouse;
event.data1 =
(X_event.xmotion.state & Button1Mask)
| (X_event.xmotion.state & Button2Mask ? 2 : 0)
| (X_event.xmotion.state & Button3Mask ? 4 : 0);
event.data2 = (X_event.xmotion.x - lastmousex) << 2;
event.data3 = (lastmousey - X_event.xmotion.y) << 2;
if (event.data2 || event.data3)
{
lastmousex = X_event.xmotion.x;
lastmousey = X_event.xmotion.y;
if (X_event.xmotion.x != X_width/2 &&
X_event.xmotion.y != X_height/2)
{
D_PostEvent(&event);
// fprintf(stderr, "m");
mousemoved = false;
} else
{
mousemoved = true;
}
}
break;
case Expose:
case ConfigureNotify:
break;
default:
if (doShm && X_event.type == X_shmeventtype) shmFinished = true;
break;
}
*/
}
// Cursor
// createnullcursor
// ( Display* display,
// Window root )
// {
// Pixmap cursormask;
// XGCValues xgc;
// GC gc;
// XColor dummycolour;
// Cursor cursor;
//
// cursormask = XCreatePixmap(display, root, 1, 1, 1/*depth*/);
// xgc.function = GXclear;
// gc = XCreateGC(display, cursormask, GCFunction, &xgc);
// XFillRectangle(display, cursormask, gc, 0, 0, 1, 1);
// dummycolour.pixel = 0;
// dummycolour.red = 0;
// dummycolour.flags = 04;
// cursor = XCreatePixmapCursor(display, cursormask, cursormask,
// &dummycolour,&dummycolour, 0,0);
// XFreePixmap(display,cursormask);
// XFreeGC(display,gc);
// return cursor;
// }
//
// I_StartTic
//
void I_StartTic (void)
{
return 0;
/*
if (!X_display)
return;
while (XPending(X_display))
I_GetEvent();
// Warp the pointer back to the middle of the window
// or it will wander off - that is, the game will
// loose input focus within X11.
if (grabMouse)
{
if (!--doPointerWarp)
{
XWarpPointer( X_display,
None,
X_mainWindow,
0, 0,
0, 0,
X_width/2, X_height/2);
doPointerWarp = POINTER_WARP_COUNTDOWN;
}
}
mousemoved = false;
*/
}
//
// I_UpdateNoBlit
//
void I_UpdateNoBlit (void)
{
// what is this?
}
//
// I_FinishUpdate
//
void I_FinishUpdate (void)
{
return;
/*
static int lasttic;
int tics;
int i;
// UNUSED static unsigned char *bigscreen=0;
// draws little dots on the bottom of the screen
if (devparm)
{
i = I_GetTime();
tics = i - lasttic;
lasttic = i;
if (tics > 20) tics = 20;
for (i=0 ; i<tics*2 ; i+=2)
screens[0][ (SCREENHEIGHT-1)*SCREENWIDTH + i] = 0xff;
for ( ; i<20*2 ; i+=2)
screens[0][ (SCREENHEIGHT-1)*SCREENWIDTH + i] = 0x0;
}
// scales the screen size before blitting it
if (multiply == 2)
{
unsigned int *olineptrs[2];
unsigned int *ilineptr;
int x, y, i;
unsigned int twoopixels;
unsigned int twomoreopixels;
unsigned int fouripixels;
ilineptr = (unsigned int *) (screens[0]);
for (i=0 ; i<2 ; i++)
olineptrs[i] = (unsigned int *) &image->data[i*X_width];
y = SCREENHEIGHT;
while (y--)
{
x = SCREENWIDTH;
do
{
fouripixels = *ilineptr++;
twoopixels = (fouripixels & 0xff000000)
| ((fouripixels>>8) & 0xffff00)
| ((fouripixels>>16) & 0xff);
twomoreopixels = ((fouripixels<<16) & 0xff000000)
| ((fouripixels<<8) & 0xffff00)
| (fouripixels & 0xff);
#ifdef __BIG_ENDIAN__
*olineptrs[0]++ = twoopixels;
*olineptrs[1]++ = twoopixels;
*olineptrs[0]++ = twomoreopixels;
*olineptrs[1]++ = twomoreopixels;
#else
*olineptrs[0]++ = twomoreopixels;
*olineptrs[1]++ = twomoreopixels;
*olineptrs[0]++ = twoopixels;
*olineptrs[1]++ = twoopixels;
#endif
} while (x-=4);
olineptrs[0] += X_width/4;
olineptrs[1] += X_width/4;
}
}
else if (multiply == 3)
{
unsigned int *olineptrs[3];
unsigned int *ilineptr;
int x, y, i;
unsigned int fouropixels[3];
unsigned int fouripixels;
ilineptr = (unsigned int *) (screens[0]);
for (i=0 ; i<3 ; i++)
olineptrs[i] = (unsigned int *) &image->data[i*X_width];
y = SCREENHEIGHT;
while (y--)
{
x = SCREENWIDTH;
do
{
fouripixels = *ilineptr++;
fouropixels[0] = (fouripixels & 0xff000000)
| ((fouripixels>>8) & 0xff0000)
| ((fouripixels>>16) & 0xffff);
fouropixels[1] = ((fouripixels<<8) & 0xff000000)
| (fouripixels & 0xffff00)
| ((fouripixels>>8) & 0xff);
fouropixels[2] = ((fouripixels<<16) & 0xffff0000)
| ((fouripixels<<8) & 0xff00)
| (fouripixels & 0xff);
#ifdef __BIG_ENDIAN__
*olineptrs[0]++ = fouropixels[0];
*olineptrs[1]++ = fouropixels[0];
*olineptrs[2]++ = fouropixels[0];
*olineptrs[0]++ = fouropixels[1];
*olineptrs[1]++ = fouropixels[1];
*olineptrs[2]++ = fouropixels[1];
*olineptrs[0]++ = fouropixels[2];
*olineptrs[1]++ = fouropixels[2];
*olineptrs[2]++ = fouropixels[2];
#else
*olineptrs[0]++ = fouropixels[2];
*olineptrs[1]++ = fouropixels[2];
*olineptrs[2]++ = fouropixels[2];
*olineptrs[0]++ = fouropixels[1];
*olineptrs[1]++ = fouropixels[1];
*olineptrs[2]++ = fouropixels[1];
*olineptrs[0]++ = fouropixels[0];
*olineptrs[1]++ = fouropixels[0];
*olineptrs[2]++ = fouropixels[0];
#endif
} while (x-=4);
olineptrs[0] += 2*X_width/4;
olineptrs[1] += 2*X_width/4;
olineptrs[2] += 2*X_width/4;
}
}
else if (multiply == 4)
{
// Broken. Gotta fix this some day.
void Expand4(unsigned *, double *);
Expand4 ((unsigned *)(screens[0]), (double *) (image->data));
}
if (doShm)
{
if (!XShmPutImage( X_display,
X_mainWindow,
X_gc,
image,
0, 0,
0, 0,
X_width, X_height,
True ))
I_Error("XShmPutImage() failed\n");
// wait for it to finish and processes all input events
shmFinished = false;
do
{
I_GetEvent();
} while (!shmFinished);
}
else
{
// draw the image
XPutImage( X_display,
X_mainWindow,
X_gc,
image,
0, 0,
0, 0,
X_width, X_height );
// sync up with server
XSync(X_display, False);
}
*/
}
//
// I_ReadScreen
//
void I_ReadScreen (byte* scr)
{
//memcpy (scr, screens[0], SCREENWIDTH*SCREENHEIGHT);
}
//
// Palette stuff.
//
//static XColor colors[256];
//
// I_SetPalette
//
void I_SetPalette (byte* palette)
{
//UploadNewPalette(X_cmap, palette);
}
void I_InitGraphics(void)
{
return;
/*
char* displayname;
char* d;
int n;
int pnum;
int x=0;
int y=0;
// warning: char format, different type arg
char xsign=' ';
char ysign=' ';
int oktodraw;
unsigned long attribmask;
XSetWindowAttributes attribs;
XGCValues xgcvalues;
int valuemask;
static int firsttime=1;
if (!firsttime)
return;
firsttime = 0;
signal(SIGINT, (void (*)(int)) I_Quit);
if (M_CheckParm("-2"))
multiply = 2;
if (M_CheckParm("-3"))
multiply = 3;
if (M_CheckParm("-4"))
multiply = 4;
X_width = SCREENWIDTH * multiply;
X_height = SCREENHEIGHT * multiply;
// check for command-line display name
if ( (pnum=M_CheckParm("-disp")) ) // suggest parentheses around assignment
displayname = myargv[pnum+1];
else
displayname = 0;
// check if the user wants to grab the mouse (quite unnice)
grabMouse = !!M_CheckParm("-grabmouse");
// check for command-line geometry
if ( (pnum=M_CheckParm("-geom")) ) // suggest parentheses around assignment
{
// warning: char format, different type arg 3,5
n = sscanf(myargv[pnum+1], "%c%d%c%d", &xsign, &x, &ysign, &y);
if (n==2)
x = y = 0;
else if (n==6)
{
if (xsign == '-')
x = -x;
if (ysign == '-')
y = -y;
}
else
I_Error("bad -geom parameter");
}
// open the display
X_display = XOpenDisplay(displayname);
if (!X_display)
{
if (displayname)
I_Error("Could not open display [%s]", displayname);
else
I_Error("Could not open display (DISPLAY=[%s])", getenv("DISPLAY"));
}
// use the default visual
X_screen = DefaultScreen(X_display);
if (!XMatchVisualInfo(X_display, X_screen, 8, PseudoColor, &X_visualinfo))
I_Error("xdoom currently only supports 256-color PseudoColor screens");
X_visual = X_visualinfo.visual;
// check for the MITSHM extension
doShm = XShmQueryExtension(X_display);
// even if it's available, make sure it's a local connection
if (doShm)
{
if (!displayname) displayname = (char *) getenv("DISPLAY");
if (displayname)
{
d = displayname;
while (*d && (*d != ':')) d++;
if (*d) *d = 0;
if (!(!strcasecmp(displayname, "unix") || !*displayname)) doShm = false;
}
}
fprintf(stderr, "Using MITSHM extension\n");
// create the colormap
X_cmap = XCreateColormap(X_display, RootWindow(X_display,
X_screen), X_visual, AllocAll);
// setup attributes for main window
attribmask = CWEventMask | CWColormap | CWBorderPixel;
attribs.event_mask =
KeyPressMask
| KeyReleaseMask
// | PointerMotionMask | ButtonPressMask | ButtonReleaseMask
| ExposureMask;
attribs.colormap = X_cmap;
attribs.border_pixel = 0;
// create the main window
X_mainWindow = XCreateWindow( X_display,
RootWindow(X_display, X_screen),
x, y,
X_width, X_height,
0, // borderwidth
8, // depth
InputOutput,
X_visual,
attribmask,
&attribs );
XDefineCursor(X_display, X_mainWindow,
createnullcursor( X_display, X_mainWindow ) );
// create the GC
valuemask = GCGraphicsExposures;
xgcvalues.graphics_exposures = False;
X_gc = XCreateGC( X_display,
X_mainWindow,
valuemask,
&xgcvalues );
// map the window
XMapWindow(X_display, X_mainWindow);
// wait until it is OK to draw
oktodraw = 0;
while (!oktodraw)
{
XNextEvent(X_display, &X_event);
if (X_event.type == Expose
&& !X_event.xexpose.count)
{
oktodraw = 1;
}
}
// grabs the pointer so it is restricted to this window
if (grabMouse)
XGrabPointer(X_display, X_mainWindow, True,
ButtonPressMask|ButtonReleaseMask|PointerMotionMask,
GrabModeAsync, GrabModeAsync,
X_mainWindow, None, CurrentTime);
if (doShm)
{
X_shmeventtype = XShmGetEventBase(X_display) + ShmCompletion;
// create the image
image = XShmCreateImage( X_display,
X_visual,
8,
ZPixmap,
0,
&X_shminfo,
X_width,
X_height );
grabsharedmemory(image->bytes_per_line * image->height);
// UNUSED
// create the shared memory segment
// X_shminfo.shmid = shmget (IPC_PRIVATE,
// image->bytes_per_line * image->height, IPC_CREAT | 0777);
// if (X_shminfo.shmid < 0)
// {
// perror("");
// I_Error("shmget() failed in InitGraphics()");
// }
// fprintf(stderr, "shared memory id=%d\n", X_shminfo.shmid);
// attach to the shared memory segment
// image->data = X_shminfo.shmaddr = shmat(X_shminfo.shmid, 0, 0);
if (!image->data)
{
perror("");
I_Error("shmat() failed in InitGraphics()");
}
// get the X server to attach to it
if (!XShmAttach(X_display, &X_shminfo))
I_Error("XShmAttach() failed in InitGraphics()");
}
else
{
image = XCreateImage( X_display,
X_visual,
8,
ZPixmap,
0,
(char*)malloc(X_width * X_height),
X_width, X_height,
8,
X_width );
}
if (multiply == 1)
screens[0] = (unsigned char *) (image->data);
else
screens[0] = (unsigned char *) malloc (SCREENWIDTH * SCREENHEIGHT);
*/
}
void InitExpand (void)
{
/*
int i;
for (i=0 ; i<256 ; i++)
exptable[i] = i | (i<<8) | (i<<16) | (i<<24);
*/
}
void InitExpand2 (void)
{
return;
/*
int i;
int j;
// UNUSED unsigned iexp, jexp;
double* exp;
union
{
double d;
unsigned u[2];
} pixel;
printf ("building exptable2...\n");
exp = exptable2;
for (i=0 ; i<256 ; i++)
{
pixel.u[0] = i | (i<<8) | (i<<16) | (i<<24);
for (j=0 ; j<256 ; j++)
{
pixel.u[1] = j | (j<<8) | (j<<16) | (j<<24);
*exp++ = pixel.d;
}
}
printf ("done.\n");
*/
}
int inited;
void
Expand4
( unsigned* lineptr,
double* xline )
{
return;
/*
double dpixel;
unsigned x;
unsigned y;
unsigned fourpixels;
unsigned step;
double* exp;
exp = exptable2;
if (!inited)
{
inited = 1;
InitExpand2 ();
}
step = 3*SCREENWIDTH/2;
y = SCREENHEIGHT-1;
do
{
x = SCREENWIDTH;
do
{
fourpixels = lineptr[0];
dpixel = *(double *)( (int)exp + ( (fourpixels&0xffff0000)>>13) );
xline[0] = dpixel;
xline[160] = dpixel;
xline[320] = dpixel;
xline[480] = dpixel;
dpixel = *(double *)( (int)exp + ( (fourpixels&0xffff)<<3 ) );
xline[1] = dpixel;
xline[161] = dpixel;
xline[321] = dpixel;
xline[481] = dpixel;
fourpixels = lineptr[1];
dpixel = *(double *)( (int)exp + ( (fourpixels&0xffff0000)>>13) );
xline[2] = dpixel;
xline[162] = dpixel;
xline[322] = dpixel;
xline[482] = dpixel;
dpixel = *(double *)( (int)exp + ( (fourpixels&0xffff)<<3 ) );
xline[3] = dpixel;
xline[163] = dpixel;
xline[323] = dpixel;
xline[483] = dpixel;
fourpixels = lineptr[2];
dpixel = *(double *)( (int)exp + ( (fourpixels&0xffff0000)>>13) );
xline[4] = dpixel;
xline[164] = dpixel;
xline[324] = dpixel;
xline[484] = dpixel;
dpixel = *(double *)( (int)exp + ( (fourpixels&0xffff)<<3 ) );
xline[5] = dpixel;
xline[165] = dpixel;
xline[325] = dpixel;
xline[485] = dpixel;
fourpixels = lineptr[3];
dpixel = *(double *)( (int)exp + ( (fourpixels&0xffff0000)>>13) );
xline[6] = dpixel;
xline[166] = dpixel;
xline[326] = dpixel;
xline[486] = dpixel;
dpixel = *(double *)( (int)exp + ( (fourpixels&0xffff)<<3 ) );
xline[7] = dpixel;
xline[167] = dpixel;
xline[327] = dpixel;
xline[487] = dpixel;
lineptr+=4;
xline+=8;
} while (x-=16);
xline += step;
} while (y--);
*/
}

2
frosted-doom/s_sound.c
View File

@ -364,7 +364,7 @@ S_StartSoundAtVolume
if (sfx->lumpnum < 0)
sfx->lumpnum = I_GetSfxLumpNum(sfx);
#ifndef SNDSRV
#ifndef SNDSERV
// cache data if necessary
if (!sfx->data)
{

17
frosted-doom/stubs.c Normal file
View File

@ -0,0 +1,17 @@
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
//XXX FIXME
in_addr_t inet_addr(const char *cp)
{
return NULL;
}
// XXX FIXME
int usleep(useconds_t us)
{
return 0;
}

4
frosted-doom/w_wad.c
View File

@ -66,7 +66,7 @@ void** lumpcache;
#define strcmpi strcasecmp
void strupr (char* s)
void d_strupr (char* s)
{
while (*s) { *s = toupper(*s); s++; }
}
@ -367,7 +367,7 @@ int W_CheckNumForName (char* name)
name8.s[8] = 0;
// case insensitive
strupr (name8.s);
d_strupr (name8.s);
v1 = name8.x[0];
v2 = name8.x[1];