mirror of
https://git.code.sf.net/p/quake/quakeforge-old
synced 2024-11-26 05:40:49 +00:00
need to recommit this
This commit is contained in:
Nelson Rush
parent
9e758f3f01
commit
404afdad37
6 changed files with 0 additions and 3135 deletions
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@ -1,158 +0,0 @@
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/*
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Copyright (C) 1996-1997 Id Software, Inc.
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Copyright (C) 1999,2000 contributors of the QuakeForge project
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Please see the file "AUTHORS" for a list of contributors
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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||||
as published by the Free Software Foundation; either version 2
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||||
of the License, or (at your option) any later version.
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||||
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This program is distributed in the hope that it will be useful,
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||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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||||
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||||
See the GNU General Public License for more details.
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||||
|
||||
You should have received a copy of the GNU General Public License
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||||
along with this program; if not, write to the Free Software
|
||||
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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// quakedef.h -- primary header for client
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#define QUAKE_GAME // as opposed to utilities
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#include <config.h> // generated from config.h.in
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#include <math.h>
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#include <string.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <setjmp.h>
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#include <time.h>
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#if defined(_WIN32) && !defined(WINDED) && !defined(GLQUAKE)
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void VID_LockBuffer (void);
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void VID_UnlockBuffer (void);
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#else
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#define VID_LockBuffer()
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#define VID_UnlockBuffer()
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#endif
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#include "common.h"
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#include "bspfile.h"
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#include "vid.h"
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#include "sys.h"
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#include "zone.h"
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#include "mathlib.h"
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#include "wad.h"
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#include "draw.h"
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#include "cvar.h"
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#include "screen.h"
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#include "net.h"
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#include "protocol.h"
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#include "cmd.h"
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#include "sbar.h"
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#include "sound.h"
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#include "render.h"
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#include "client.h"
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#ifdef GLQUAKE
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#include "gl_model.h"
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#else
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#include "model.h"
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#include "d_iface.h"
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#endif
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#include "input.h"
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#include "keys.h"
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#include "console.h"
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#include "view.h"
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#ifndef QUAKEWORLD
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#include "menu.h"
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#elif !defined(SERVERONLY)
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#include "menu.h"
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#endif
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#include "crc.h"
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#include "cdaudio.h"
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#ifdef GLQUAKE
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#include "glquake.h"
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#endif
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#ifndef max
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#define max(a,b) ((a) > (b) ? (a) : (b))
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#define min(a,b) ((a) < (b) ? (a) : (b))
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#endif
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/* This fixes warnings when compiling with -pedantic */
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#if defined(__GNUC__) && !defined(inline)
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# define inline __inline__
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#endif
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/* Win32 have these underscored... */
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#if !defined(HAVE_SNPRINTF) && defined(HAVE__SNPRINTF)
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# define snprintf _snprintf
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#endif
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#if !defined(HAVE_VSNPRINTF) && defined(HAVE__VSNPRINTF)
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# define vsnprintf _vsnprintf
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#endif
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//=============================================================================
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// the host system specifies the base of the directory tree, the
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// command line parms passed to the program, and the amount of memory
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// available for the program to use
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typedef struct
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{
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char *basedir;
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char *cachedir; // for development over ISDN lines
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int argc;
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char **argv;
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void *membase;
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int memsize;
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} quakeparms_t;
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//=============================================================================
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#define MAX_NUM_ARGVS 50
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extern qboolean noclip_anglehack;
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//
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// host
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//
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extern quakeparms_t host_parms;
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extern cvar_t sys_ticrate;
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extern cvar_t sys_nostdout;
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extern cvar_t developer;
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extern qboolean host_initialized;// true if into command execution
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extern double host_frametime;
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extern byte *host_basepal;
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extern byte *host_colormap;
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extern int host_framecount;// incremented every frame, never reset
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extern double realtime; // not bounded in any way, changed at
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// start of every frame, never reset
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void Host_ServerFrame (void);
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void Host_InitCommands (void);
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void Host_Init (quakeparms_t *parms);
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void Host_Shutdown(void);
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void Host_Error (char *error, ...);
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void Host_EndGame (char *message, ...);
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void Host_Frame (float time);
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void Host_Quit_f (void);
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void Host_ClientCommands (char *fmt, ...);
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void Host_ShutdownServer (qboolean crash);
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extern qboolean msg_suppress_1;
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// suppresses resolution and cache size console output
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// an fullscreen DIB focus gain/loss
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@ -1,222 +0,0 @@
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/* common/config.h.in. Generated automatically from configure.in by autoheader. */
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/* Define to empty if the keyword does not work. */
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#undef const
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/* Define if you don't have vprintf but do have _doprnt. */
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#undef HAVE_DOPRNT
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/* Define if you have a working `mmap' system call. */
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#undef HAVE_MMAP
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/* Define if you have the vprintf function. */
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#undef HAVE_VPRINTF
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/* Define as __inline if that's what the C compiler calls it. */
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#undef inline
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/* Define if you can safely include both <sys/time.h> and <time.h>. */
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#undef TIME_WITH_SYS_TIME
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/* Define if your <sys/time.h> declares struct tm. */
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#undef TM_IN_SYS_TIME
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/* Define if your processor stores words with the most significant
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byte first (like Motorola and SPARC, unlike Intel and VAX). */
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#undef WORDS_BIGENDIAN
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/* Define if the X Window System is missing or not being used. */
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#undef X_DISPLAY_MISSING
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/* Version string */
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#undef VERSION
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/* Define if you have the XFree86 DGA extension */
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#undef HAS_DGA
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/* If your version of OpenGL uses APIENTRY, define GLAPIENTRY to be APIENTRY*/
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#define GLAPIENTRY APIENTRY
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/* Define this to something sane if you don't have stricmp */
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#undef stricmp
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/* Define this if you are using Mesa */
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#undef XMESA
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/* Define this if you have GL_COLOR_INDEX8_EXT in GL/gl.h */
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#undef HAVE_GL_COLOR_INDEX8_EXT
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/* Define this if C symbols are prefixed with an underscore */
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#undef HAVE_SYM_PREFIX_UNDERSCORE
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/* Define this if you have a Linux-style CD-ROM API */
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#undef USE_LINUX_CD
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/* Define this if you have a BSD-style CD-ROM API */
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#undef USE_BSD_CD
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|
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/* Define if you have the _ftime function. */
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#define HAVE__FTIME
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/* Define if you have the _snprintf function. */
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#define HAVE__SNPRINTF
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/* Define if you have the _vsnprintf function. */
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#define HAVE__VSNPRINTF
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/* Define if you have the connect function. */
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#define HAVE_CONNECT
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/* Define if you have the fcntl function. */
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||||
#undef HAVE_FCNTL
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/* Define if you have the ftime function. */
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#define HAVE_FTIME
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/* Define if you have the gethostbyname function. */
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#define HAVE_GETHOSTBYNAME
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/* Define if you have the gethostname function. */
|
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#define HAVE_GETHOSTNAME
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|
||||
/* Define if you have the getpagesize function. */
|
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#undef HAVE_GETPAGESIZE
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|
||||
/* Define if you have the gettimeofday function. */
|
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#undef HAVE_GETTIMEOFDAY
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/* Define if you have the getwd function. */
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#undef HAVE_GETWD
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/* Define if you have the mkdir function. */
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#undef HAVE_MKDIR
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/* Define if you have the putenv function. */
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#undef HAVE_PUTENV
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/* Define if you have the select function. */
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#define HAVE_SELECT
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/* Define if you have the snprintf function. */
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#undef HAVE_SNPRINTF
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/* Define if you have the socket function. */
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#define HAVE_SOCKET
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/* Define if you have the stat function. */
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#undef HAVE_STAT
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/* Define if you have the strerror function. */
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#undef HAVE_STRERROR
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/* Define if you have the strstr function. */
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#undef HAVE_STRSTR
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/* Define if you have the vsnprintf function. */
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#undef HAVE_VSNPRINTF
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/* Define if you have the <arpa/inet.h> header file. */
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#undef HAVE_ARPA_INET_H
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/* Define if you have the <dsound.h> header file. */
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#define HAVE_DSOUND_H
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/* Define if you have the <fcntl.h> header file. */
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#undef HAVE_FCNTL_H
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/* Define if you have the <initguid.h> header file. */
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#undef HAVE_INITGUID_H
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/* Define if you have the <linux/soundcard.h> header file. */
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#undef HAVE_LINUX_SOUNDCARD_H
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/* Define if you have the <machine/soundcard.h> header file. */
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#undef HAVE_MACHINE_SOUNDCARD_H
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/* Define if you have the <mme/mme_public.h> header file. */
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#undef HAVE_MME_MME_PUBLIC_H
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/* Define if you have the <mme/mmsystem.h> header file. */
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||||
#undef HAVE_MME_MMSYSTEM_H
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/* Define if you have the <mmsystem.h> header file. */
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#define HAVE_MMSYSTEM_H
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/* Define if you have the <netdb.h> header file. */
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#undef HAVE_NETDB_H
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||||
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/* Define if you have the <netinet/in.h> header file. */
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||||
#undef HAVE_NETINET_IN_H
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||||
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/* Define if you have the <sys/asoundlib.h> header file. */
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||||
#undef HAVE_SYS_ASOUNDLIB_H
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||||
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/* Define if you have the <sys/audioio.h> header file. */
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#undef HAVE_SYS_AUDIOIO_H
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||||
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||||
/* Define if you have the <sys/filio.h> header file. */
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||||
#undef HAVE_SYS_FILIO_H
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||||
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||||
/* Define if you have the <sys/ioctl.h> header file. */
|
||||
#undef HAVE_SYS_IOCTL_H
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||||
|
||||
/* Define if you have the <sys/mman.h> header file. */
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||||
#undef HAVE_SYS_MMAN_H
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||||
|
||||
/* Define if you have the <sys/socket.h> header file. */
|
||||
#undef HAVE_SYS_SOCKET_H
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||||
|
||||
/* Define if you have the <sys/soundcard.h> header file. */
|
||||
#undef HAVE_SYS_SOUNDCARD_H
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||||
|
||||
/* Define if you have the <sys/stat.h> header file. */
|
||||
#undef HAVE_SYS_STAT_H
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||||
|
||||
/* Define if you have the <sys/time.h> header file. */
|
||||
#undef HAVE_SYS_TIME_H
|
||||
|
||||
/* Define if you have the <sys/timeb.h> header file. */
|
||||
#define HAVE_SYS_TIMEB_H
|
||||
|
||||
/* Define if you have the <unistd.h> header file. */
|
||||
#undef HAVE_UNISTD_H
|
||||
|
||||
/* Define if you have the <windows.h> header file. */
|
||||
#define HAVE_WINDOWS_H
|
||||
|
||||
/* Define if you have the Xxf86dga library (-lXxf86dga). */
|
||||
#undef HAVE_LIBXXF86DGA
|
||||
|
||||
/* Define if you have the Xxf86vm library (-lXxf86vm). */
|
||||
#undef HAVE_LIBXXF86VM
|
||||
|
||||
/* Define if you have the db library (-ldb). */
|
||||
#undef HAVE_LIBDB
|
||||
|
||||
/* Define if you have the m library (-lm). */
|
||||
#undef HAVE_LIBM
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||||
|
||||
#define VERSION "0.1.0-pre"
|
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#define QF_VERSION "0.1.0-pre"
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||||
#define HAVE_FCNTL_H 1
|
||||
#define HAVE_SYS_IOCTL_H 1
|
||||
#define HAVE_SYS_MMAN_H 1
|
||||
#define HAVE_SYS_STAT_H 1
|
||||
#define HAVE_SYS_SOCKET_H 1
|
||||
#define HAVE_NETINET_IN_H 1
|
||||
#define HAVE_NETDB_H 1
|
||||
#define HAVE_ARPA_INET_H 1
|
||||
#define TIME_WITH_SYS_TIME 1
|
||||
#define HAVE_SYM_PREFIX_UNDERSCORE 1
|
||||
#define HAVE_GETPAGESIZE 1
|
||||
#define HAVE_VPRINTF 1
|
||||
#define HAVE_GETWD 1
|
||||
#define HAVE_MKDIR 1
|
||||
#define HAVE_FCNTL 1
|
||||
#define HAVE_STAT 1
|
||||
#define HAVE_PUTENV 1
|
||||
#define HAVE_STRERROR 1
|
||||
#define HAVE_STRSTR 1
|
||||
#define HAVE_LIBM 1
|
||||
#define X_DISPLAY_MISSING 1
|
||||
#define HAVE_GL_COLOR_INDEX8_EXT 1
|
||||
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@ -1,477 +0,0 @@
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/*
|
||||
Copyright (C) 1996-1997 Id Software, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, write to the Free Software
|
||||
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||||
|
||||
*/
|
||||
//
|
||||
// d_parta.s
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||||
// x86 assembly-language 8-bpp particle-drawing code.
|
||||
//
|
||||
|
||||
#include "asm_i386.h"
|
||||
#include "quakeasm.h"
|
||||
#include "d_ifacea.h"
|
||||
#include "asm_draw.h"
|
||||
|
||||
#if id386
|
||||
|
||||
//----------------------------------------------------------------------
|
||||
// 8-bpp particle drawing code.
|
||||
//----------------------------------------------------------------------
|
||||
|
||||
//FIXME: comments, full optimization
|
||||
|
||||
//----------------------------------------------------------------------
|
||||
// 8-bpp particle queueing code.
|
||||
//----------------------------------------------------------------------
|
||||
|
||||
.text
|
||||
|
||||
#define P 12+4
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||||
|
||||
.align 4
|
||||
.globl C(D_DrawParticle)
|
||||
C(D_DrawParticle):
|
||||
pushl %ebp // preserve caller's stack frame
|
||||
pushl %edi // preserve register variables
|
||||
pushl %ebx
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||||
|
||||
movl P(%esp),%edi
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||||
|
||||
// FIXME: better FP overlap in general here
|
||||
|
||||
// transform point
|
||||
// VectorSubtract (p->org, r_origin, local);
|
||||
flds C(r_origin)
|
||||
fsubrs pt_org(%edi)
|
||||
flds pt_org+4(%edi)
|
||||
fsubs C(r_origin)+4
|
||||
flds pt_org+8(%edi)
|
||||
fsubs C(r_origin)+8
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||||
fxch %st(2) // local[0] | local[1] | local[2]
|
||||
|
||||
// transformed[2] = DotProduct(local, r_ppn);
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||||
flds C(r_ppn) // r_ppn[0] | local[0] | local[1] | local[2]
|
||||
fmul %st(1),%st(0) // dot0 | local[0] | local[1] | local[2]
|
||||
flds C(r_ppn)+4 // r_ppn[1] | dot0 | local[0] | local[1] | local[2]
|
||||
fmul %st(3),%st(0) // dot1 | dot0 | local[0] | local[1] | local[2]
|
||||
flds C(r_ppn)+8 // r_ppn[2] | dot1 | dot0 | local[0] |
|
||||
// local[1] | local[2]
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||||
fmul %st(5),%st(0) // dot2 | dot1 | dot0 | local[0] | local[1] | local[2]
|
||||
fxch %st(2) // dot0 | dot1 | dot2 | local[0] | local[1] | local[2]
|
||||
faddp %st(0),%st(1) // dot0 + dot1 | dot2 | local[0] | local[1] |
|
||||
// local[2]
|
||||
faddp %st(0),%st(1) // z | local[0] | local[1] | local[2]
|
||||
fld %st(0) // z | z | local[0] | local[1] |
|
||||
// local[2]
|
||||
fdivrs float_1 // 1/z | z | local[0] | local[1] | local[2]
|
||||
fxch %st(1) // z | 1/z | local[0] | local[1] | local[2]
|
||||
|
||||
// if (transformed[2] < PARTICLE_Z_CLIP)
|
||||
// return;
|
||||
fcomps float_particle_z_clip // 1/z | local[0] | local[1] | local[2]
|
||||
fxch %st(3) // local[2] | local[0] | local[1] | 1/z
|
||||
|
||||
flds C(r_pup) // r_pup[0] | local[2] | local[0] | local[1] | 1/z
|
||||
fmul %st(2),%st(0) // dot0 | local[2] | local[0] | local[1] | 1/z
|
||||
flds C(r_pup)+4 // r_pup[1] | dot0 | local[2] | local[0] |
|
||||
// local[1] | 1/z
|
||||
|
||||
fnstsw %ax
|
||||
testb $1,%ah
|
||||
jnz LPop6AndDone
|
||||
|
||||
// transformed[1] = DotProduct(local, r_pup);
|
||||
fmul %st(4),%st(0) // dot1 | dot0 | local[2] | local[0] | local[1] | 1/z
|
||||
flds C(r_pup)+8 // r_pup[2] | dot1 | dot0 | local[2] |
|
||||
// local[0] | local[1] | 1/z
|
||||
fmul %st(3),%st(0) // dot2 | dot1 | dot0 | local[2] | local[0] |
|
||||
// local[1] | 1/z
|
||||
fxch %st(2) // dot0 | dot1 | dot2 | local[2] | local[0] |
|
||||
// local[1] | 1/z
|
||||
faddp %st(0),%st(1) // dot0 + dot1 | dot2 | local[2] | local[0] |
|
||||
// local[1] | 1/z
|
||||
faddp %st(0),%st(1) // y | local[2] | local[0] | local[1] | 1/z
|
||||
fxch %st(3) // local[1] | local[2] | local[0] | y | 1/z
|
||||
|
||||
// transformed[0] = DotProduct(local, r_pright);
|
||||
fmuls C(r_pright)+4 // dot1 | local[2] | local[0] | y | 1/z
|
||||
fxch %st(2) // local[0] | local[2] | dot1 | y | 1/z
|
||||
fmuls C(r_pright) // dot0 | local[2] | dot1 | y | 1/z
|
||||
fxch %st(1) // local[2] | dot0 | dot1 | y | 1/z
|
||||
fmuls C(r_pright)+8 // dot2 | dot0 | dot1 | y | 1/z
|
||||
fxch %st(2) // dot1 | dot0 | dot2 | y | 1/z
|
||||
faddp %st(0),%st(1) // dot1 + dot0 | dot2 | y | 1/z
|
||||
|
||||
faddp %st(0),%st(1) // x | y | 1/z
|
||||
fxch %st(1) // y | x | 1/z
|
||||
|
||||
// project the point
|
||||
fmul %st(2),%st(0) // y/z | x | 1/z
|
||||
fxch %st(1) // x | y/z | 1/z
|
||||
fmul %st(2),%st(0) // x/z | y/z | 1/z
|
||||
fxch %st(1) // y/z | x/z | 1/z
|
||||
fsubrs C(ycenter) // v | x/z | 1/z
|
||||
fxch %st(1) // x/z | v | 1/z
|
||||
fadds C(xcenter) // u | v | 1/z
|
||||
// FIXME: preadjust xcenter and ycenter
|
||||
fxch %st(1) // v | u | 1/z
|
||||
fadds float_point5 // v | u | 1/z
|
||||
fxch %st(1) // u | v | 1/z
|
||||
fadds float_point5 // u | v | 1/z
|
||||
fxch %st(2) // 1/z | v | u
|
||||
fmuls DP_32768 // 1/z * 0x8000 | v | u
|
||||
fxch %st(2) // u | v | 1/z * 0x8000
|
||||
|
||||
// FIXME: use Terje's fp->int trick here?
|
||||
// FIXME: check we're getting proper rounding here
|
||||
fistpl DP_u // v | 1/z * 0x8000
|
||||
fistpl DP_v // 1/z * 0x8000
|
||||
|
||||
movl DP_u,%eax
|
||||
movl DP_v,%edx
|
||||
|
||||
// if ((v > d_vrectbottom_particle) ||
|
||||
// (u > d_vrectright_particle) ||
|
||||
// (v < d_vrecty) ||
|
||||
// (u < d_vrectx))
|
||||
// {
|
||||
// continue;
|
||||
// }
|
||||
|
||||
movl C(d_vrectbottom_particle),%ebx
|
||||
movl C(d_vrectright_particle),%ecx
|
||||
cmpl %ebx,%edx
|
||||
jg LPop1AndDone
|
||||
cmpl %ecx,%eax
|
||||
jg LPop1AndDone
|
||||
movl C(d_vrecty),%ebx
|
||||
movl C(d_vrectx),%ecx
|
||||
cmpl %ebx,%edx
|
||||
jl LPop1AndDone
|
||||
|
||||
cmpl %ecx,%eax
|
||||
jl LPop1AndDone
|
||||
|
||||
flds pt_color(%edi) // color | 1/z * 0x8000
|
||||
// FIXME: use Terje's fast fp->int trick?
|
||||
fistpl DP_Color // 1/z * 0x8000
|
||||
|
||||
movl C(d_viewbuffer),%ebx
|
||||
|
||||
addl %eax,%ebx
|
||||
movl C(d_scantable)(,%edx,4),%edi // point to the pixel
|
||||
|
||||
imull C(d_zrowbytes),%edx // point to the z pixel
|
||||
|
||||
leal (%edx,%eax,2),%edx
|
||||
movl C(d_pzbuffer),%eax
|
||||
|
||||
fistpl izi
|
||||
|
||||
addl %ebx,%edi
|
||||
addl %eax,%edx
|
||||
|
||||
// pix = izi >> d_pix_shift;
|
||||
|
||||
movl izi,%eax
|
||||
movl C(d_pix_shift),%ecx
|
||||
shrl %cl,%eax
|
||||
movl izi,%ebp
|
||||
|
||||
// if (pix < d_pix_min)
|
||||
// pix = d_pix_min;
|
||||
// else if (pix > d_pix_max)
|
||||
// pix = d_pix_max;
|
||||
|
||||
movl C(d_pix_min),%ebx
|
||||
movl C(d_pix_max),%ecx
|
||||
cmpl %ebx,%eax
|
||||
jnl LTestPixMax
|
||||
movl %ebx,%eax
|
||||
jmp LTestDone
|
||||
|
||||
LTestPixMax:
|
||||
cmpl %ecx,%eax
|
||||
jng LTestDone
|
||||
movl %ecx,%eax
|
||||
LTestDone:
|
||||
|
||||
movb DP_Color,%ch
|
||||
|
||||
movl C(d_y_aspect_shift),%ebx
|
||||
testl %ebx,%ebx
|
||||
jnz LDefault
|
||||
|
||||
cmpl $4,%eax
|
||||
ja LDefault
|
||||
|
||||
jmp DP_EntryTable-4(,%eax,4)
|
||||
|
||||
// 1x1
|
||||
.globl DP_1x1
|
||||
DP_1x1:
|
||||
cmpw %bp,(%edx) // just one pixel to do
|
||||
jg LDone
|
||||
movw %bp,(%edx)
|
||||
movb %ch,(%edi)
|
||||
jmp LDone
|
||||
|
||||
// 2x2
|
||||
.globl DP_2x2
|
||||
DP_2x2:
|
||||
pushl %esi
|
||||
movl C(screenwidth),%ebx
|
||||
movl C(d_zrowbytes),%esi
|
||||
|
||||
cmpw %bp,(%edx)
|
||||
jg L2x2_1
|
||||
movw %bp,(%edx)
|
||||
movb %ch,(%edi)
|
||||
L2x2_1:
|
||||
cmpw %bp,2(%edx)
|
||||
jg L2x2_2
|
||||
movw %bp,2(%edx)
|
||||
movb %ch,1(%edi)
|
||||
L2x2_2:
|
||||
cmpw %bp,(%edx,%esi,1)
|
||||
jg L2x2_3
|
||||
movw %bp,(%edx,%esi,1)
|
||||
movb %ch,(%edi,%ebx,1)
|
||||
L2x2_3:
|
||||
cmpw %bp,2(%edx,%esi,1)
|
||||
jg L2x2_4
|
||||
movw %bp,2(%edx,%esi,1)
|
||||
movb %ch,1(%edi,%ebx,1)
|
||||
L2x2_4:
|
||||
|
||||
popl %esi
|
||||
jmp LDone
|
||||
|
||||
// 3x3
|
||||
.globl DP_3x3
|
||||
DP_3x3:
|
||||
pushl %esi
|
||||
movl C(screenwidth),%ebx
|
||||
movl C(d_zrowbytes),%esi
|
||||
|
||||
cmpw %bp,(%edx)
|
||||
jg L3x3_1
|
||||
movw %bp,(%edx)
|
||||
movb %ch,(%edi)
|
||||
L3x3_1:
|
||||
cmpw %bp,2(%edx)
|
||||
jg L3x3_2
|
||||
movw %bp,2(%edx)
|
||||
movb %ch,1(%edi)
|
||||
L3x3_2:
|
||||
cmpw %bp,4(%edx)
|
||||
jg L3x3_3
|
||||
movw %bp,4(%edx)
|
||||
movb %ch,2(%edi)
|
||||
L3x3_3:
|
||||
|
||||
cmpw %bp,(%edx,%esi,1)
|
||||
jg L3x3_4
|
||||
movw %bp,(%edx,%esi,1)
|
||||
movb %ch,(%edi,%ebx,1)
|
||||
L3x3_4:
|
||||
cmpw %bp,2(%edx,%esi,1)
|
||||
jg L3x3_5
|
||||
movw %bp,2(%edx,%esi,1)
|
||||
movb %ch,1(%edi,%ebx,1)
|
||||
L3x3_5:
|
||||
cmpw %bp,4(%edx,%esi,1)
|
||||
jg L3x3_6
|
||||
movw %bp,4(%edx,%esi,1)
|
||||
movb %ch,2(%edi,%ebx,1)
|
||||
L3x3_6:
|
||||
|
||||
cmpw %bp,(%edx,%esi,2)
|
||||
jg L3x3_7
|
||||
movw %bp,(%edx,%esi,2)
|
||||
movb %ch,(%edi,%ebx,2)
|
||||
L3x3_7:
|
||||
cmpw %bp,2(%edx,%esi,2)
|
||||
jg L3x3_8
|
||||
movw %bp,2(%edx,%esi,2)
|
||||
movb %ch,1(%edi,%ebx,2)
|
||||
L3x3_8:
|
||||
cmpw %bp,4(%edx,%esi,2)
|
||||
jg L3x3_9
|
||||
movw %bp,4(%edx,%esi,2)
|
||||
movb %ch,2(%edi,%ebx,2)
|
||||
L3x3_9:
|
||||
|
||||
popl %esi
|
||||
jmp LDone
|
||||
|
||||
|
||||
// 4x4
|
||||
.globl DP_4x4
|
||||
DP_4x4:
|
||||
pushl %esi
|
||||
movl C(screenwidth),%ebx
|
||||
movl C(d_zrowbytes),%esi
|
||||
|
||||
cmpw %bp,(%edx)
|
||||
jg L4x4_1
|
||||
movw %bp,(%edx)
|
||||
movb %ch,(%edi)
|
||||
L4x4_1:
|
||||
cmpw %bp,2(%edx)
|
||||
jg L4x4_2
|
||||
movw %bp,2(%edx)
|
||||
movb %ch,1(%edi)
|
||||
L4x4_2:
|
||||
cmpw %bp,4(%edx)
|
||||
jg L4x4_3
|
||||
movw %bp,4(%edx)
|
||||
movb %ch,2(%edi)
|
||||
L4x4_3:
|
||||
cmpw %bp,6(%edx)
|
||||
jg L4x4_4
|
||||
movw %bp,6(%edx)
|
||||
movb %ch,3(%edi)
|
||||
L4x4_4:
|
||||
|
||||
cmpw %bp,(%edx,%esi,1)
|
||||
jg L4x4_5
|
||||
movw %bp,(%edx,%esi,1)
|
||||
movb %ch,(%edi,%ebx,1)
|
||||
L4x4_5:
|
||||
cmpw %bp,2(%edx,%esi,1)
|
||||
jg L4x4_6
|
||||
movw %bp,2(%edx,%esi,1)
|
||||
movb %ch,1(%edi,%ebx,1)
|
||||
L4x4_6:
|
||||
cmpw %bp,4(%edx,%esi,1)
|
||||
jg L4x4_7
|
||||
movw %bp,4(%edx,%esi,1)
|
||||
movb %ch,2(%edi,%ebx,1)
|
||||
L4x4_7:
|
||||
cmpw %bp,6(%edx,%esi,1)
|
||||
jg L4x4_8
|
||||
movw %bp,6(%edx,%esi,1)
|
||||
movb %ch,3(%edi,%ebx,1)
|
||||
L4x4_8:
|
||||
|
||||
leal (%edx,%esi,2),%edx
|
||||
leal (%edi,%ebx,2),%edi
|
||||
|
||||
cmpw %bp,(%edx)
|
||||
jg L4x4_9
|
||||
movw %bp,(%edx)
|
||||
movb %ch,(%edi)
|
||||
L4x4_9:
|
||||
cmpw %bp,2(%edx)
|
||||
jg L4x4_10
|
||||
movw %bp,2(%edx)
|
||||
movb %ch,1(%edi)
|
||||
L4x4_10:
|
||||
cmpw %bp,4(%edx)
|
||||
jg L4x4_11
|
||||
movw %bp,4(%edx)
|
||||
movb %ch,2(%edi)
|
||||
L4x4_11:
|
||||
cmpw %bp,6(%edx)
|
||||
jg L4x4_12
|
||||
movw %bp,6(%edx)
|
||||
movb %ch,3(%edi)
|
||||
L4x4_12:
|
||||
|
||||
cmpw %bp,(%edx,%esi,1)
|
||||
jg L4x4_13
|
||||
movw %bp,(%edx,%esi,1)
|
||||
movb %ch,(%edi,%ebx,1)
|
||||
L4x4_13:
|
||||
cmpw %bp,2(%edx,%esi,1)
|
||||
jg L4x4_14
|
||||
movw %bp,2(%edx,%esi,1)
|
||||
movb %ch,1(%edi,%ebx,1)
|
||||
L4x4_14:
|
||||
cmpw %bp,4(%edx,%esi,1)
|
||||
jg L4x4_15
|
||||
movw %bp,4(%edx,%esi,1)
|
||||
movb %ch,2(%edi,%ebx,1)
|
||||
L4x4_15:
|
||||
cmpw %bp,6(%edx,%esi,1)
|
||||
jg L4x4_16
|
||||
movw %bp,6(%edx,%esi,1)
|
||||
movb %ch,3(%edi,%ebx,1)
|
||||
L4x4_16:
|
||||
|
||||
popl %esi
|
||||
jmp LDone
|
||||
|
||||
// default case, handling any size particle
|
||||
LDefault:
|
||||
|
||||
// count = pix << d_y_aspect_shift;
|
||||
|
||||
movl %eax,%ebx
|
||||
movl %eax,DP_Pix
|
||||
movb C(d_y_aspect_shift),%cl
|
||||
shll %cl,%ebx
|
||||
|
||||
// for ( ; count ; count--, pz += d_zwidth, pdest += screenwidth)
|
||||
// {
|
||||
// for (i=0 ; i<pix ; i++)
|
||||
// {
|
||||
// if (pz[i] <= izi)
|
||||
// {
|
||||
// pz[i] = izi;
|
||||
// pdest[i] = color;
|
||||
// }
|
||||
// }
|
||||
// }
|
||||
|
||||
LGenRowLoop:
|
||||
movl DP_Pix,%eax
|
||||
|
||||
LGenColLoop:
|
||||
cmpw %bp,-2(%edx,%eax,2)
|
||||
jg LGSkip
|
||||
movw %bp,-2(%edx,%eax,2)
|
||||
movb %ch,-1(%edi,%eax,1)
|
||||
LGSkip:
|
||||
decl %eax // --pix
|
||||
jnz LGenColLoop
|
||||
|
||||
addl C(d_zrowbytes),%edx
|
||||
addl C(screenwidth),%edi
|
||||
|
||||
decl %ebx // --count
|
||||
jnz LGenRowLoop
|
||||
|
||||
LDone:
|
||||
popl %ebx // restore register variables
|
||||
popl %edi
|
||||
popl %ebp // restore the caller's stack frame
|
||||
ret
|
||||
|
||||
LPop6AndDone:
|
||||
fstp %st(0)
|
||||
fstp %st(0)
|
||||
fstp %st(0)
|
||||
fstp %st(0)
|
||||
fstp %st(0)
|
||||
LPop1AndDone:
|
||||
fstp %st(0)
|
||||
jmp LDone
|
||||
|
||||
#endif // id386
|
||||
File diff suppressed because it is too large
Load diff
|
|
@ -1,418 +0,0 @@
|
|||
/*
|
||||
Copyright (C) 1996-1997 Id Software, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, write to the Free Software
|
||||
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||||
|
||||
*/
|
||||
//
|
||||
// math.s
|
||||
// x86 assembly-language math routines.
|
||||
|
||||
#define GLQUAKE 1 // don't include unneeded defs
|
||||
#include "asm_i386.h"
|
||||
#include "quakeasm.h"
|
||||
|
||||
|
||||
#if id386
|
||||
|
||||
.data
|
||||
|
||||
.align 4
|
||||
Ljmptab: .long Lcase0, Lcase1, Lcase2, Lcase3
|
||||
.long Lcase4, Lcase5, Lcase6, Lcase7
|
||||
|
||||
.text
|
||||
|
||||
// TODO: rounding needed?
|
||||
// stack parameter offset
|
||||
#define val 4
|
||||
|
||||
.globl C(Invert24To16)
|
||||
C(Invert24To16):
|
||||
|
||||
movl val(%esp),%ecx
|
||||
movl $0x100,%edx // 0x10000000000 as dividend
|
||||
cmpl %edx,%ecx
|
||||
jle LOutOfRange
|
||||
|
||||
subl %eax,%eax
|
||||
divl %ecx
|
||||
|
||||
ret
|
||||
|
||||
LOutOfRange:
|
||||
movl $0xFFFFFFFF,%eax
|
||||
ret
|
||||
|
||||
#define in 4
|
||||
#define out 8
|
||||
|
||||
.align 2
|
||||
.globl C(TransformVector)
|
||||
C(TransformVector):
|
||||
movl in(%esp),%eax
|
||||
movl out(%esp),%edx
|
||||
|
||||
flds (%eax) // in[0]
|
||||
fmuls C(vright) // in[0]*vright[0]
|
||||
flds (%eax) // in[0] | in[0]*vright[0]
|
||||
fmuls C(vup) // in[0]*vup[0] | in[0]*vright[0]
|
||||
flds (%eax) // in[0] | in[0]*vup[0] | in[0]*vright[0]
|
||||
fmuls C(vpn) // in[0]*vpn[0] | in[0]*vup[0] | in[0]*vright[0]
|
||||
|
||||
flds 4(%eax) // in[1] | ...
|
||||
fmuls C(vright)+4 // in[1]*vright[1] | ...
|
||||
flds 4(%eax) // in[1] | in[1]*vright[1] | ...
|
||||
fmuls C(vup)+4 // in[1]*vup[1] | in[1]*vright[1] | ...
|
||||
flds 4(%eax) // in[1] | in[1]*vup[1] | in[1]*vright[1] | ...
|
||||
fmuls C(vpn)+4 // in[1]*vpn[1] | in[1]*vup[1] | in[1]*vright[1] | ...
|
||||
fxch %st(2) // in[1]*vright[1] | in[1]*vup[1] | in[1]*vpn[1] | ...
|
||||
|
||||
faddp %st(0),%st(5) // in[1]*vup[1] | in[1]*vpn[1] | ...
|
||||
faddp %st(0),%st(3) // in[1]*vpn[1] | ...
|
||||
faddp %st(0),%st(1) // vpn_accum | vup_accum | vright_accum
|
||||
|
||||
flds 8(%eax) // in[2] | ...
|
||||
fmuls C(vright)+8 // in[2]*vright[2] | ...
|
||||
flds 8(%eax) // in[2] | in[2]*vright[2] | ...
|
||||
fmuls C(vup)+8 // in[2]*vup[2] | in[2]*vright[2] | ...
|
||||
flds 8(%eax) // in[2] | in[2]*vup[2] | in[2]*vright[2] | ...
|
||||
fmuls C(vpn)+8 // in[2]*vpn[2] | in[2]*vup[2] | in[2]*vright[2] | ...
|
||||
fxch %st(2) // in[2]*vright[2] | in[2]*vup[2] | in[2]*vpn[2] | ...
|
||||
|
||||
faddp %st(0),%st(5) // in[2]*vup[2] | in[2]*vpn[2] | ...
|
||||
faddp %st(0),%st(3) // in[2]*vpn[2] | ...
|
||||
faddp %st(0),%st(1) // vpn_accum | vup_accum | vright_accum
|
||||
|
||||
fstps 8(%edx) // out[2]
|
||||
fstps 4(%edx) // out[1]
|
||||
fstps (%edx) // out[0]
|
||||
|
||||
ret
|
||||
|
||||
|
||||
#define EMINS 4+4
|
||||
#define EMAXS 4+8
|
||||
#define P 4+12
|
||||
|
||||
.align 2
|
||||
.globl C(BoxOnPlaneSide)
|
||||
C(BoxOnPlaneSide):
|
||||
pushl %ebx
|
||||
|
||||
movl P(%esp),%edx
|
||||
movl EMINS(%esp),%ecx
|
||||
xorl %eax,%eax
|
||||
movl EMAXS(%esp),%ebx
|
||||
movb pl_signbits(%edx),%al
|
||||
cmpb $8,%al
|
||||
jge Lerror
|
||||
flds pl_normal(%edx) // p->normal[0]
|
||||
fld %st(0) // p->normal[0] | p->normal[0]
|
||||
jmp Ljmptab(,%eax,4)
|
||||
|
||||
|
||||
//dist1= p->normal[0]*emaxs[0] + p->normal[1]*emaxs[1] + p->normal[2]*emaxs[2];
|
||||
//dist2= p->normal[0]*emins[0] + p->normal[1]*emins[1] + p->normal[2]*emins[2];
|
||||
Lcase0:
|
||||
fmuls (%ebx) // p->normal[0]*emaxs[0] | p->normal[0]
|
||||
flds pl_normal+4(%edx) // p->normal[1] | p->normal[0]*emaxs[0] |
|
||||
// p->normal[0]
|
||||
fxch %st(2) // p->normal[0] | p->normal[0]*emaxs[0] |
|
||||
// p->normal[1]
|
||||
fmuls (%ecx) // p->normal[0]*emins[0] |
|
||||
// p->normal[0]*emaxs[0] | p->normal[1]
|
||||
fxch %st(2) // p->normal[1] | p->normal[0]*emaxs[0] |
|
||||
// p->normal[0]*emins[0]
|
||||
fld %st(0) // p->normal[1] | p->normal[1] |
|
||||
// p->normal[0]*emaxs[0] |
|
||||
// p->normal[0]*emins[0]
|
||||
fmuls 4(%ebx) // p->normal[1]*emaxs[1] | p->normal[1] |
|
||||
// p->normal[0]*emaxs[0] |
|
||||
// p->normal[0]*emins[0]
|
||||
flds pl_normal+8(%edx) // p->normal[2] | p->normal[1]*emaxs[1] |
|
||||
// p->normal[1] | p->normal[0]*emaxs[0] |
|
||||
// p->normal[0]*emins[0]
|
||||
fxch %st(2) // p->normal[1] | p->normal[1]*emaxs[1] |
|
||||
// p->normal[2] | p->normal[0]*emaxs[0] |
|
||||
// p->normal[0]*emins[0]
|
||||
fmuls 4(%ecx) // p->normal[1]*emins[1] |
|
||||
// p->normal[1]*emaxs[1] |
|
||||
// p->normal[2] | p->normal[0]*emaxs[0] |
|
||||
// p->normal[0]*emins[0]
|
||||
fxch %st(2) // p->normal[2] | p->normal[1]*emaxs[1] |
|
||||
// p->normal[1]*emins[1] |
|
||||
// p->normal[0]*emaxs[0] |
|
||||
// p->normal[0]*emins[0]
|
||||
fld %st(0) // p->normal[2] | p->normal[2] |
|
||||
// p->normal[1]*emaxs[1] |
|
||||
// p->normal[1]*emins[1] |
|
||||
// p->normal[0]*emaxs[0] |
|
||||
// p->normal[0]*emins[0]
|
||||
fmuls 8(%ebx) // p->normal[2]*emaxs[2] |
|
||||
// p->normal[2] |
|
||||
// p->normal[1]*emaxs[1] |
|
||||
// p->normal[1]*emins[1] |
|
||||
// p->normal[0]*emaxs[0] |
|
||||
// p->normal[0]*emins[0]
|
||||
fxch %st(5) // p->normal[0]*emins[0] |
|
||||
// p->normal[2] |
|
||||
// p->normal[1]*emaxs[1] |
|
||||
// p->normal[1]*emins[1] |
|
||||
// p->normal[0]*emaxs[0] |
|
||||
// p->normal[2]*emaxs[2]
|
||||
faddp %st(0),%st(3) //p->normal[2] |
|
||||
// p->normal[1]*emaxs[1] |
|
||||
// p->normal[1]*emins[1]+p->normal[0]*emins[0]|
|
||||
// p->normal[0]*emaxs[0] |
|
||||
// p->normal[2]*emaxs[2]
|
||||
fmuls 8(%ecx) //p->normal[2]*emins[2] |
|
||||
// p->normal[1]*emaxs[1] |
|
||||
// p->normal[1]*emins[1]+p->normal[0]*emins[0]|
|
||||
// p->normal[0]*emaxs[0] |
|
||||
// p->normal[2]*emaxs[2]
|
||||
fxch %st(1) //p->normal[1]*emaxs[1] |
|
||||
// p->normal[2]*emins[2] |
|
||||
// p->normal[1]*emins[1]+p->normal[0]*emins[0]|
|
||||
// p->normal[0]*emaxs[0] |
|
||||
// p->normal[2]*emaxs[2]
|
||||
faddp %st(0),%st(3) //p->normal[2]*emins[2] |
|
||||
// p->normal[1]*emins[1]+p->normal[0]*emins[0]|
|
||||
// p->normal[0]*emaxs[0]+p->normal[1]*emaxs[1]|
|
||||
// p->normal[2]*emaxs[2]
|
||||
fxch %st(3) //p->normal[2]*emaxs[2] +
|
||||
// p->normal[1]*emins[1]+p->normal[0]*emins[0]|
|
||||
// p->normal[0]*emaxs[0]+p->normal[1]*emaxs[1]|
|
||||
// p->normal[2]*emins[2]
|
||||
faddp %st(0),%st(2) //p->normal[1]*emins[1]+p->normal[0]*emins[0]|
|
||||
// dist1 | p->normal[2]*emins[2]
|
||||
|
||||
jmp LSetSides
|
||||
|
||||
//dist1= p->normal[0]*emins[0] + p->normal[1]*emaxs[1] + p->normal[2]*emaxs[2];
|
||||
//dist2= p->normal[0]*emaxs[0] + p->normal[1]*emins[1] + p->normal[2]*emins[2];
|
||||
Lcase1:
|
||||
fmuls (%ecx) // emins[0]
|
||||
flds pl_normal+4(%edx)
|
||||
fxch %st(2)
|
||||
fmuls (%ebx) // emaxs[0]
|
||||
fxch %st(2)
|
||||
fld %st(0)
|
||||
fmuls 4(%ebx) // emaxs[1]
|
||||
flds pl_normal+8(%edx)
|
||||
fxch %st(2)
|
||||
fmuls 4(%ecx) // emins[1]
|
||||
fxch %st(2)
|
||||
fld %st(0)
|
||||
fmuls 8(%ebx) // emaxs[2]
|
||||
fxch %st(5)
|
||||
faddp %st(0),%st(3)
|
||||
fmuls 8(%ecx) // emins[2]
|
||||
fxch %st(1)
|
||||
faddp %st(0),%st(3)
|
||||
fxch %st(3)
|
||||
faddp %st(0),%st(2)
|
||||
|
||||
jmp LSetSides
|
||||
|
||||
//dist1= p->normal[0]*emaxs[0] + p->normal[1]*emins[1] + p->normal[2]*emaxs[2];
|
||||
//dist2= p->normal[0]*emins[0] + p->normal[1]*emaxs[1] + p->normal[2]*emins[2];
|
||||
Lcase2:
|
||||
fmuls (%ebx) // emaxs[0]
|
||||
flds pl_normal+4(%edx)
|
||||
fxch %st(2)
|
||||
fmuls (%ecx) // emins[0]
|
||||
fxch %st(2)
|
||||
fld %st(0)
|
||||
fmuls 4(%ecx) // emins[1]
|
||||
flds pl_normal+8(%edx)
|
||||
fxch %st(2)
|
||||
fmuls 4(%ebx) // emaxs[1]
|
||||
fxch %st(2)
|
||||
fld %st(0)
|
||||
fmuls 8(%ebx) // emaxs[2]
|
||||
fxch %st(5)
|
||||
faddp %st(0),%st(3)
|
||||
fmuls 8(%ecx) // emins[2]
|
||||
fxch %st(1)
|
||||
faddp %st(0),%st(3)
|
||||
fxch %st(3)
|
||||
faddp %st(0),%st(2)
|
||||
|
||||
jmp LSetSides
|
||||
|
||||
//dist1= p->normal[0]*emins[0] + p->normal[1]*emins[1] + p->normal[2]*emaxs[2];
|
||||
//dist2= p->normal[0]*emaxs[0] + p->normal[1]*emaxs[1] + p->normal[2]*emins[2];
|
||||
Lcase3:
|
||||
fmuls (%ecx) // emins[0]
|
||||
flds pl_normal+4(%edx)
|
||||
fxch %st(2)
|
||||
fmuls (%ebx) // emaxs[0]
|
||||
fxch %st(2)
|
||||
fld %st(0)
|
||||
fmuls 4(%ecx) // emins[1]
|
||||
flds pl_normal+8(%edx)
|
||||
fxch %st(2)
|
||||
fmuls 4(%ebx) // emaxs[1]
|
||||
fxch %st(2)
|
||||
fld %st(0)
|
||||
fmuls 8(%ebx) // emaxs[2]
|
||||
fxch %st(5)
|
||||
faddp %st(0),%st(3)
|
||||
fmuls 8(%ecx) // emins[2]
|
||||
fxch %st(1)
|
||||
faddp %st(0),%st(3)
|
||||
fxch %st(3)
|
||||
faddp %st(0),%st(2)
|
||||
|
||||
jmp LSetSides
|
||||
|
||||
//dist1= p->normal[0]*emaxs[0] + p->normal[1]*emaxs[1] + p->normal[2]*emins[2];
|
||||
//dist2= p->normal[0]*emins[0] + p->normal[1]*emins[1] + p->normal[2]*emaxs[2];
|
||||
Lcase4:
|
||||
fmuls (%ebx) // emaxs[0]
|
||||
flds pl_normal+4(%edx)
|
||||
fxch %st(2)
|
||||
fmuls (%ecx) // emins[0]
|
||||
fxch %st(2)
|
||||
fld %st(0)
|
||||
fmuls 4(%ebx) // emaxs[1]
|
||||
flds pl_normal+8(%edx)
|
||||
fxch %st(2)
|
||||
fmuls 4(%ecx) // emins[1]
|
||||
fxch %st(2)
|
||||
fld %st(0)
|
||||
fmuls 8(%ecx) // emins[2]
|
||||
fxch %st(5)
|
||||
faddp %st(0),%st(3)
|
||||
fmuls 8(%ebx) // emaxs[2]
|
||||
fxch %st(1)
|
||||
faddp %st(0),%st(3)
|
||||
fxch %st(3)
|
||||
faddp %st(0),%st(2)
|
||||
|
||||
jmp LSetSides
|
||||
|
||||
//dist1= p->normal[0]*emins[0] + p->normal[1]*emaxs[1] + p->normal[2]*emins[2];
|
||||
//dist2= p->normal[0]*emaxs[0] + p->normal[1]*emins[1] + p->normal[2]*emaxs[2];
|
||||
Lcase5:
|
||||
fmuls (%ecx) // emins[0]
|
||||
flds pl_normal+4(%edx)
|
||||
fxch %st(2)
|
||||
fmuls (%ebx) // emaxs[0]
|
||||
fxch %st(2)
|
||||
fld %st(0)
|
||||
fmuls 4(%ebx) // emaxs[1]
|
||||
flds pl_normal+8(%edx)
|
||||
fxch %st(2)
|
||||
fmuls 4(%ecx) // emins[1]
|
||||
fxch %st(2)
|
||||
fld %st(0)
|
||||
fmuls 8(%ecx) // emins[2]
|
||||
fxch %st(5)
|
||||
faddp %st(0),%st(3)
|
||||
fmuls 8(%ebx) // emaxs[2]
|
||||
fxch %st(1)
|
||||
faddp %st(0),%st(3)
|
||||
fxch %st(3)
|
||||
faddp %st(0),%st(2)
|
||||
|
||||
jmp LSetSides
|
||||
|
||||
//dist1= p->normal[0]*emaxs[0] + p->normal[1]*emins[1] + p->normal[2]*emins[2];
|
||||
//dist2= p->normal[0]*emins[0] + p->normal[1]*emaxs[1] + p->normal[2]*emaxs[2];
|
||||
Lcase6:
|
||||
fmuls (%ebx) // emaxs[0]
|
||||
flds pl_normal+4(%edx)
|
||||
fxch %st(2)
|
||||
fmuls (%ecx) // emins[0]
|
||||
fxch %st(2)
|
||||
fld %st(0)
|
||||
fmuls 4(%ecx) // emins[1]
|
||||
flds pl_normal+8(%edx)
|
||||
fxch %st(2)
|
||||
fmuls 4(%ebx) // emaxs[1]
|
||||
fxch %st(2)
|
||||
fld %st(0)
|
||||
fmuls 8(%ecx) // emins[2]
|
||||
fxch %st(5)
|
||||
faddp %st(0),%st(3)
|
||||
fmuls 8(%ebx) // emaxs[2]
|
||||
fxch %st(1)
|
||||
faddp %st(0),%st(3)
|
||||
fxch %st(3)
|
||||
faddp %st(0),%st(2)
|
||||
|
||||
jmp LSetSides
|
||||
|
||||
//dist1= p->normal[0]*emins[0] + p->normal[1]*emins[1] + p->normal[2]*emins[2];
|
||||
//dist2= p->normal[0]*emaxs[0] + p->normal[1]*emaxs[1] + p->normal[2]*emaxs[2];
|
||||
Lcase7:
|
||||
fmuls (%ecx) // emins[0]
|
||||
flds pl_normal+4(%edx)
|
||||
fxch %st(2)
|
||||
fmuls (%ebx) // emaxs[0]
|
||||
fxch %st(2)
|
||||
fld %st(0)
|
||||
fmuls 4(%ecx) // emins[1]
|
||||
flds pl_normal+8(%edx)
|
||||
fxch %st(2)
|
||||
fmuls 4(%ebx) // emaxs[1]
|
||||
fxch %st(2)
|
||||
fld %st(0)
|
||||
fmuls 8(%ecx) // emins[2]
|
||||
fxch %st(5)
|
||||
faddp %st(0),%st(3)
|
||||
fmuls 8(%ebx) // emaxs[2]
|
||||
fxch %st(1)
|
||||
faddp %st(0),%st(3)
|
||||
fxch %st(3)
|
||||
faddp %st(0),%st(2)
|
||||
|
||||
LSetSides:
|
||||
|
||||
// sides = 0;
|
||||
// if (dist1 >= p->dist)
|
||||
// sides = 1;
|
||||
// if (dist2 < p->dist)
|
||||
// sides |= 2;
|
||||
|
||||
faddp %st(0),%st(2) // dist1 | dist2
|
||||
fcomps pl_dist(%edx)
|
||||
xorl %ecx,%ecx
|
||||
fnstsw %ax
|
||||
fcomps pl_dist(%edx)
|
||||
andb $1,%ah
|
||||
xorb $1,%ah
|
||||
addb %ah,%cl
|
||||
|
||||
fnstsw %ax
|
||||
andb $1,%ah
|
||||
addb %ah,%ah
|
||||
addb %ah,%cl
|
||||
|
||||
// return sides;
|
||||
|
||||
popl %ebx
|
||||
movl %ecx,%eax // return status
|
||||
|
||||
ret
|
||||
|
||||
|
||||
Lerror:
|
||||
call C(BOPS_Error)
|
||||
|
||||
#endif // id386
|
||||
|
|
@ -1,116 +0,0 @@
|
|||
/*
|
||||
Copyright (C) 1996-1997 Id Software, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, write to the Free Software
|
||||
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||||
|
||||
*/
|
||||
//
|
||||
// sys_wina.s
|
||||
// x86 assembly-language Win-dependent routines.
|
||||
|
||||
#define GLQUAKE 1 // don't include unneeded defs
|
||||
#include "asm_i386.h"
|
||||
#include "quakeasm.h"
|
||||
|
||||
// LATER should be id386-dependent, and have an equivalent C path
|
||||
|
||||
.data
|
||||
|
||||
.align 4
|
||||
fpenv:
|
||||
.long 0, 0, 0, 0, 0, 0, 0, 0
|
||||
|
||||
.text
|
||||
|
||||
.globl C(MaskExceptions)
|
||||
C(MaskExceptions):
|
||||
fnstenv fpenv
|
||||
orl $0x3F,fpenv
|
||||
fldenv fpenv
|
||||
|
||||
ret
|
||||
|
||||
#if 0
|
||||
.globl C(unmaskexceptions)
|
||||
C(unmaskexceptions):
|
||||
fnstenv fpenv
|
||||
andl $0xFFFFFFE0,fpenv
|
||||
fldenv fpenv
|
||||
|
||||
ret
|
||||
#endif
|
||||
|
||||
.data
|
||||
|
||||
.align 4
|
||||
.globl ceil_cw, single_cw, full_cw, cw, pushed_cw
|
||||
ceil_cw: .long 0
|
||||
single_cw: .long 0
|
||||
full_cw: .long 0
|
||||
cw: .long 0
|
||||
pushed_cw: .long 0
|
||||
|
||||
.text
|
||||
|
||||
.globl C(Sys_LowFPPrecision)
|
||||
C(Sys_LowFPPrecision):
|
||||
fldcw single_cw
|
||||
|
||||
ret
|
||||
|
||||
.globl C(Sys_HighFPPrecision)
|
||||
C(Sys_HighFPPrecision):
|
||||
fldcw full_cw
|
||||
|
||||
ret
|
||||
|
||||
.globl C(Sys_PushFPCW_SetHigh)
|
||||
C(Sys_PushFPCW_SetHigh):
|
||||
fnstcw pushed_cw
|
||||
fldcw full_cw
|
||||
|
||||
ret
|
||||
|
||||
.globl C(Sys_PopFPCW)
|
||||
C(Sys_PopFPCW):
|
||||
fldcw pushed_cw
|
||||
|
||||
ret
|
||||
|
||||
.globl C(Sys_SetFPCW)
|
||||
C(Sys_SetFPCW):
|
||||
fnstcw cw
|
||||
movl cw,%eax
|
||||
#if id386
|
||||
andb $0xF0,%ah
|
||||
orb $0x03,%ah // round mode, 64-bit precision
|
||||
#endif
|
||||
movl %eax,full_cw
|
||||
|
||||
#if id386
|
||||
andb $0xF0,%ah
|
||||
orb $0x0C,%ah // chop mode, single precision
|
||||
#endif
|
||||
movl %eax,single_cw
|
||||
|
||||
#if id386
|
||||
andb $0xF0,%ah
|
||||
orb $0x08,%ah // ceil mode, single precision
|
||||
#endif
|
||||
movl %eax,ceil_cw
|
||||
|
||||
ret
|
||||
|
||||
Loading…
Reference in a new issue