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SRB2/src/g_demo.c
Steel Titanium d6c0e0cf30 Fix G_GhostTicker crashing trying to read netvars as ghost data 
Also fixed possible issue with incorrectly reading the demo pointer due to the wrong type being passed to sizeof in G_ConsGhostTic
2020-10-19 20:20:08 -04:00

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// SONIC ROBO BLAST 2
//-----------------------------------------------------------------------------
// Copyright (C) 1993-1996 by id Software, Inc.
// Copyright (C) 1998-2000 by DooM Legacy Team.
// Copyright (C) 1999-2020 by Sonic Team Junior.
//
// This program is free software distributed under the
// terms of the GNU General Public License, version 2.
// See the 'LICENSE' file for more details.
//-----------------------------------------------------------------------------
/// \file g_demo.c
/// \brief Demo recording and playback
#include "doomdef.h"
#include "console.h"
#include "d_main.h"
#include "d_player.h"
#include "d_clisrv.h"
#include "p_setup.h"
#include "i_system.h"
#include "m_random.h"
#include "p_local.h"
#include "r_draw.h"
#include "r_main.h"
#include "g_game.h"
#include "g_demo.h"
#include "m_misc.h"
#include "m_menu.h"
#include "m_argv.h"
#include "hu_stuff.h"
#include "z_zone.h"
#include "i_video.h"
#include "byteptr.h"
#include "i_joy.h"
#include "r_local.h"
#include "r_skins.h"
#include "y_inter.h"
#include "v_video.h"
#include "lua_hook.h"
#include "md5.h" // demo checksums
boolean timingdemo; // if true, exit with report on completion
boolean nodrawers; // for comparative timing purposes
boolean noblit; // for comparative timing purposes
tic_t demostarttime; // for comparative timing purposes
static char demoname[64];
boolean demorecording;
boolean demoplayback;
boolean titledemo; // Title Screen demo can be cancelled by any key
static UINT8 *demobuffer = NULL;
static UINT8 *demo_p, *demotime_p;
static UINT8 *demoend;
static UINT8 demoflags;
static UINT16 demoversion;
boolean singledemo; // quit after playing a demo from cmdline
boolean demo_start; // don't start playing demo right away
boolean demosynced = true; // console warning message
boolean metalrecording; // recording as metal sonic
mobj_t *metalplayback;
static UINT8 *metalbuffer = NULL;
static UINT8 *metal_p;
static UINT16 metalversion;
// extra data stuff (events registered this frame while recording)
static struct {
UINT8 flags; // EZT flags
// EZT_COLOR
UINT16 color, lastcolor;
// EZT_SCALE
fixed_t scale, lastscale;
// EZT_HIT
UINT16 hits;
mobj_t **hitlist;
} ghostext;
// Your naming conventions are stupid and useless.
// There is no conflict here.
typedef struct demoghost {
UINT8 checksum[16];
UINT8 *buffer, *p, fadein;
UINT16 color;
UINT16 version;
mobj_t oldmo, *mo;
struct demoghost *next;
} demoghost;
demoghost *ghosts = NULL;
//
// DEMO RECORDING
//
#define DEMOVERSION 0x000e
#define DEMOHEADER "\xF0" "SRB2Replay" "\x0F"
#define DF_GHOST 0x01 // This demo contains ghost data too!
#define DF_RECORDATTACK 0x02 // This demo is from record attack and contains its final completion time, score, and rings!
#define DF_NIGHTSATTACK 0x04 // This demo is from NiGHTS attack and contains its time left, score, and mares!
#define DF_ATTACKMASK 0x06 // This demo is from ??? attack and contains ???
#define DF_ATTACKSHIFT 1
// For demos
#define ZT_FWD 0x01
#define ZT_SIDE 0x02
#define ZT_ANGLE 0x04
#define ZT_BUTTONS 0x08
#define ZT_AIMING 0x10
#define DEMOMARKER 0x80 // demoend
#define METALDEATH 0x44
#define METALSNICE 0x69
static ticcmd_t oldcmd;
// For Metal Sonic and time attack ghosts
#define GZT_XYZ 0x01
#define GZT_MOMXY 0x02
#define GZT_MOMZ 0x04
#define GZT_ANGLE 0x08
#define GZT_FRAME 0x10 // Animation frame
#define GZT_SPR2 0x20 // Player animations
#define GZT_EXTRA 0x40
#define GZT_FOLLOW 0x80 // Followmobj
// GZT_EXTRA flags
#define EZT_THOK 0x01 // Spawned a thok object
#define EZT_SPIN 0x02 // Because one type of thok object apparently wasn't enough
#define EZT_REV 0x03 // And two types wasn't enough either yet
#define EZT_THOKMASK 0x03
#define EZT_COLOR 0x04 // Changed color (Super transformation, Mario fireflowers/invulnerability, etc.)
#define EZT_FLIP 0x08 // Reversed gravity
#define EZT_SCALE 0x10 // Changed size
#define EZT_HIT 0x20 // Damaged a mobj
#define EZT_SPRITE 0x40 // Changed sprite set completely out of PLAY (NiGHTS, SOCs, whatever)
#define EZT_HEIGHT 0x80 // Changed height
// GZT_FOLLOW flags
#define FZT_SPAWNED 0x01 // just been spawned
#define FZT_SKIN 0x02 // has skin
#define FZT_LINKDRAW 0x04 // has linkdraw (combine with spawned only)
#define FZT_COLORIZED 0x08 // colorized (ditto)
#define FZT_SCALE 0x10 // different scale to object
// spare FZT slots 0x20 to 0x80
static mobj_t oldmetal, oldghost;
void G_SaveMetal(UINT8 **buffer)
{
I_Assert(buffer != NULL && *buffer != NULL);
WRITEUINT32(*buffer, metal_p - metalbuffer);
}
void G_LoadMetal(UINT8 **buffer)
{
I_Assert(buffer != NULL && *buffer != NULL);
G_DoPlayMetal();
metal_p = metalbuffer + READUINT32(*buffer);
}
void G_ReadDemoTiccmd(ticcmd_t *cmd, INT32 playernum)
{
UINT8 ziptic;
if (!demo_p || !demo_start)
return;
ziptic = READUINT8(demo_p);
if (ziptic & ZT_FWD)
oldcmd.forwardmove = READSINT8(demo_p);
if (ziptic & ZT_SIDE)
oldcmd.sidemove = READSINT8(demo_p);
if (ziptic & ZT_ANGLE)
oldcmd.angleturn = READINT16(demo_p);
if (ziptic & ZT_BUTTONS)
oldcmd.buttons = (oldcmd.buttons & (BT_CAMLEFT|BT_CAMRIGHT)) | (READUINT16(demo_p) & ~(BT_CAMLEFT|BT_CAMRIGHT));
if (ziptic & ZT_AIMING)
oldcmd.aiming = READINT16(demo_p);
G_CopyTiccmd(cmd, &oldcmd, 1);
players[playernum].angleturn = cmd->angleturn;
if (!(demoflags & DF_GHOST) && *demo_p == DEMOMARKER)
{
// end of demo data stream
G_CheckDemoStatus();
return;
}
}
void G_WriteDemoTiccmd(ticcmd_t *cmd, INT32 playernum)
{
char ziptic = 0;
UINT8 *ziptic_p;
(void)playernum;
if (!demo_p)
return;
ziptic_p = demo_p++; // the ziptic, written at the end of this function
if (cmd->forwardmove != oldcmd.forwardmove)
{
WRITEUINT8(demo_p,cmd->forwardmove);
oldcmd.forwardmove = cmd->forwardmove;
ziptic |= ZT_FWD;
}
if (cmd->sidemove != oldcmd.sidemove)
{
WRITEUINT8(demo_p,cmd->sidemove);
oldcmd.sidemove = cmd->sidemove;
ziptic |= ZT_SIDE;
}
if (cmd->angleturn != oldcmd.angleturn)
{
WRITEINT16(demo_p,cmd->angleturn);
oldcmd.angleturn = cmd->angleturn;
ziptic |= ZT_ANGLE;
}
if (cmd->buttons != oldcmd.buttons)
{
WRITEUINT16(demo_p,cmd->buttons);
oldcmd.buttons = cmd->buttons;
ziptic |= ZT_BUTTONS;
}
if (cmd->aiming != oldcmd.aiming)
{
WRITEINT16(demo_p,cmd->aiming);
oldcmd.aiming = cmd->aiming;
ziptic |= ZT_AIMING;
}
*ziptic_p = ziptic;
// attention here for the ticcmd size!
// latest demos with mouse aiming byte in ticcmd
if (!(demoflags & DF_GHOST) && ziptic_p > demoend - 9)
{
G_CheckDemoStatus(); // no more space
return;
}
}
void G_GhostAddThok(void)
{
if (!metalrecording && (!demorecording || !(demoflags & DF_GHOST)))
return;
ghostext.flags = (ghostext.flags & ~EZT_THOKMASK) | EZT_THOK;
}
void G_GhostAddSpin(void)
{
if (!metalrecording && (!demorecording || !(demoflags & DF_GHOST)))
return;
ghostext.flags = (ghostext.flags & ~EZT_THOKMASK) | EZT_SPIN;
}
void G_GhostAddRev(void)
{
if (!metalrecording && (!demorecording || !(demoflags & DF_GHOST)))
return;
ghostext.flags = (ghostext.flags & ~EZT_THOKMASK) | EZT_REV;
}
void G_GhostAddFlip(void)
{
if (!metalrecording && (!demorecording || !(demoflags & DF_GHOST)))
return;
ghostext.flags |= EZT_FLIP;
}
void G_GhostAddColor(ghostcolor_t color)
{
if (!demorecording || !(demoflags & DF_GHOST))
return;
if (ghostext.lastcolor == (UINT16)color)
{
ghostext.flags &= ~EZT_COLOR;
return;
}
ghostext.flags |= EZT_COLOR;
ghostext.color = (UINT16)color;
}
void G_GhostAddScale(fixed_t scale)
{
if (!metalrecording && (!demorecording || !(demoflags & DF_GHOST)))
return;
if (ghostext.lastscale == scale)
{
ghostext.flags &= ~EZT_SCALE;
return;
}
ghostext.flags |= EZT_SCALE;
ghostext.scale = scale;
}
void G_GhostAddHit(mobj_t *victim)
{
if (!demorecording || !(demoflags & DF_GHOST))
return;
ghostext.flags |= EZT_HIT;
ghostext.hits++;
ghostext.hitlist = Z_Realloc(ghostext.hitlist, ghostext.hits * sizeof(mobj_t *), PU_LEVEL, NULL);
ghostext.hitlist[ghostext.hits-1] = victim;
}
void G_WriteGhostTic(mobj_t *ghost)
{
char ziptic = 0;
UINT8 *ziptic_p;
UINT32 i;
fixed_t height;
if (!demo_p)
return;
if (!(demoflags & DF_GHOST))
return; // No ghost data to write.
ziptic_p = demo_p++; // the ziptic, written at the end of this function
#define MAXMOM (0xFFFF<<8)
// GZT_XYZ is only useful if you've moved 256 FRACUNITS or more in a single tic.
if (abs(ghost->x-oldghost.x) > MAXMOM
|| abs(ghost->y-oldghost.y) > MAXMOM
|| abs(ghost->z-oldghost.z) > MAXMOM)
{
oldghost.x = ghost->x;
oldghost.y = ghost->y;
oldghost.z = ghost->z;
ziptic |= GZT_XYZ;
WRITEFIXED(demo_p,oldghost.x);
WRITEFIXED(demo_p,oldghost.y);
WRITEFIXED(demo_p,oldghost.z);
}
else
{
// For moving normally:
fixed_t momx = ghost->x-oldghost.x;
fixed_t momy = ghost->y-oldghost.y;
if (momx != oldghost.momx
|| momy != oldghost.momy)
{
oldghost.momx = momx;
oldghost.momy = momy;
ziptic |= GZT_MOMXY;
WRITEFIXED(demo_p,momx);
WRITEFIXED(demo_p,momy);
}
momx = ghost->z-oldghost.z;
if (momx != oldghost.momz)
{
oldghost.momz = momx;
ziptic |= GZT_MOMZ;
WRITEFIXED(demo_p,momx);
}
// This SHOULD set oldghost.x/y/z to match ghost->x/y/z
oldghost.x += oldghost.momx;
oldghost.y += oldghost.momy;
oldghost.z += oldghost.momz;
}
#undef MAXMOM
// Only store the 8 most relevant bits of angle
// because exact values aren't too easy to discern to begin with when only 8 angles have different sprites
// and it does not affect this mode of movement at all anyway.
if (ghost->player && ghost->player->drawangle>>24 != oldghost.angle)
{
oldghost.angle = ghost->player->drawangle>>24;
ziptic |= GZT_ANGLE;
WRITEUINT8(demo_p,oldghost.angle);
}
// Store the sprite frame.
if ((ghost->frame & FF_FRAMEMASK) != oldghost.frame)
{
oldghost.frame = (ghost->frame & FF_FRAMEMASK);
ziptic |= GZT_FRAME;
WRITEUINT8(demo_p,oldghost.frame);
}
if (ghost->sprite == SPR_PLAY
&& ghost->sprite2 != oldghost.sprite2)
{
oldghost.sprite2 = ghost->sprite2;
ziptic |= GZT_SPR2;
WRITEUINT8(demo_p,oldghost.sprite2);
}
// Check for sprite set changes
if (ghost->sprite != oldghost.sprite)
{
oldghost.sprite = ghost->sprite;
ghostext.flags |= EZT_SPRITE;
}
if ((height = FixedDiv(ghost->height, ghost->scale)) != oldghost.height)
{
oldghost.height = height;
ghostext.flags |= EZT_HEIGHT;
}
if (ghostext.flags)
{
ziptic |= GZT_EXTRA;
if (ghostext.color == ghostext.lastcolor)
ghostext.flags &= ~EZT_COLOR;
if (ghostext.scale == ghostext.lastscale)
ghostext.flags &= ~EZT_SCALE;
WRITEUINT8(demo_p,ghostext.flags);
if (ghostext.flags & EZT_COLOR)
{
WRITEUINT16(demo_p,ghostext.color);
ghostext.lastcolor = ghostext.color;
}
if (ghostext.flags & EZT_SCALE)
{
WRITEFIXED(demo_p,ghostext.scale);
ghostext.lastscale = ghostext.scale;
}
if (ghostext.flags & EZT_HIT)
{
WRITEUINT16(demo_p,ghostext.hits);
for (i = 0; i < ghostext.hits; i++)
{
mobj_t *mo = ghostext.hitlist[i];
//WRITEUINT32(demo_p,UINT32_MAX); // reserved for some method of determining exactly which mobj this is. (mobjnum doesn't work here.)
WRITEUINT32(demo_p,mo->type);
WRITEUINT16(demo_p,(UINT16)mo->health);
WRITEFIXED(demo_p,mo->x);
WRITEFIXED(demo_p,mo->y);
WRITEFIXED(demo_p,mo->z);
WRITEANGLE(demo_p,mo->angle);
}
Z_Free(ghostext.hitlist);
ghostext.hits = 0;
ghostext.hitlist = NULL;
}
if (ghostext.flags & EZT_SPRITE)
WRITEUINT16(demo_p,oldghost.sprite);
if (ghostext.flags & EZT_HEIGHT)
{
height >>= FRACBITS;
WRITEINT16(demo_p, height);
}
ghostext.flags = 0;
}
if (ghost->player && ghost->player->followmobj && !(ghost->player->followmobj->sprite == SPR_NULL || (ghost->player->followmobj->flags2 & MF2_DONTDRAW))) // bloats tails runs but what can ya do
{
fixed_t temp;
UINT8 *followtic_p = demo_p++;
UINT8 followtic = 0;
ziptic |= GZT_FOLLOW;
if (ghost->player->followmobj->skin)
followtic |= FZT_SKIN;
if (!(oldghost.flags2 & MF2_AMBUSH))
{
followtic |= FZT_SPAWNED;
WRITEINT16(demo_p,ghost->player->followmobj->info->height>>FRACBITS);
if (ghost->player->followmobj->flags2 & MF2_LINKDRAW)
followtic |= FZT_LINKDRAW;
if (ghost->player->followmobj->colorized)
followtic |= FZT_COLORIZED;
if (followtic & FZT_SKIN)
WRITEUINT8(demo_p,(UINT8)(((skin_t *)(ghost->player->followmobj->skin))-skins));
oldghost.flags2 |= MF2_AMBUSH;
}
if (ghost->player->followmobj->scale != ghost->scale)
{
followtic |= FZT_SCALE;
WRITEFIXED(demo_p,ghost->player->followmobj->scale);
}
temp = ghost->player->followmobj->x-ghost->x;
WRITEFIXED(demo_p,temp);
temp = ghost->player->followmobj->y-ghost->y;
WRITEFIXED(demo_p,temp);
temp = ghost->player->followmobj->z-ghost->z;
WRITEFIXED(demo_p,temp);
if (followtic & FZT_SKIN)
WRITEUINT8(demo_p,ghost->player->followmobj->sprite2);
WRITEUINT16(demo_p,ghost->player->followmobj->sprite);
WRITEUINT8(demo_p,(ghost->player->followmobj->frame & FF_FRAMEMASK));
WRITEUINT16(demo_p,ghost->player->followmobj->color);
*followtic_p = followtic;
}
else
oldghost.flags2 &= ~MF2_AMBUSH;
*ziptic_p = ziptic;
// attention here for the ticcmd size!
// latest demos with mouse aiming byte in ticcmd
if (demo_p >= demoend - (13 + 9 + 9))
{
G_CheckDemoStatus(); // no more space
return;
}
}
// Uses ghost data to do consistency checks on your position.
// This fixes desynchronising demos when fighting eggman.
void G_ConsGhostTic(void)
{
UINT8 ziptic;
UINT16 px,py,pz,gx,gy,gz;
mobj_t *testmo;
if (!demo_p || !demo_start)
return;
if (!(demoflags & DF_GHOST))
return; // No ghost data to use.
testmo = players[0].mo;
// Grab ghost data.
ziptic = READUINT8(demo_p);
if (ziptic & GZT_XYZ)
{
oldghost.x = READFIXED(demo_p);
oldghost.y = READFIXED(demo_p);
oldghost.z = READFIXED(demo_p);
}
else
{
if (ziptic & GZT_MOMXY)
{
oldghost.momx = (demoversion < 0x000e) ? READINT16(demo_p)<<8 : READFIXED(demo_p);
oldghost.momy = (demoversion < 0x000e) ? READINT16(demo_p)<<8 : READFIXED(demo_p);
}
if (ziptic & GZT_MOMZ)
oldghost.momz = (demoversion < 0x000e) ? READINT16(demo_p)<<8 : READFIXED(demo_p);
oldghost.x += oldghost.momx;
oldghost.y += oldghost.momy;
oldghost.z += oldghost.momz;
}
if (ziptic & GZT_ANGLE)
demo_p++;
if (ziptic & GZT_FRAME)
demo_p++;
if (ziptic & GZT_SPR2)
demo_p++;
if (ziptic & GZT_EXTRA)
{ // But wait, there's more!
UINT8 xziptic = READUINT8(demo_p);
if (xziptic & EZT_COLOR)
demo_p += (demoversion==0x000c) ? 1 : sizeof(UINT16);
if (xziptic & EZT_SCALE)
demo_p += sizeof(fixed_t);
if (xziptic & EZT_HIT)
{ // Resync mob damage.
UINT16 i, count = READUINT16(demo_p);
thinker_t *th;
mobj_t *mobj;
UINT32 type;
UINT16 health;
fixed_t x;
fixed_t y;
fixed_t z;
for (i = 0; i < count; i++)
{
//demo_p += 4; // reserved.
type = READUINT32(demo_p);
health = READUINT16(demo_p);
x = READFIXED(demo_p);
y = READFIXED(demo_p);
z = READFIXED(demo_p);
demo_p += sizeof(angle_t); // angle, unnecessary for cons.
mobj = NULL;
for (th = thlist[THINK_MOBJ].next; th != &thlist[THINK_MOBJ]; th = th->next)
{
if (th->function.acp1 == (actionf_p1)P_RemoveThinkerDelayed)
continue;
mobj = (mobj_t *)th;
if (mobj->type == (mobjtype_t)type && mobj->x == x && mobj->y == y && mobj->z == z)
break;
}
if (th != &thlist[THINK_MOBJ] && mobj->health != health) // Wasn't damaged?! This is desync! Fix it!
{
if (demosynced)
CONS_Alert(CONS_WARNING, M_GetText("Demo playback has desynced!\n"));
demosynced = false;
P_DamageMobj(mobj, players[0].mo, players[0].mo, 1, 0);
}
}
}
if (xziptic & EZT_SPRITE)
demo_p += sizeof(UINT16);
if (xziptic & EZT_HEIGHT)
demo_p += sizeof(INT16);
}
if (ziptic & GZT_FOLLOW)
{ // Even more...
UINT8 followtic = READUINT8(demo_p);
if (followtic & FZT_SPAWNED)
{
demo_p += sizeof(INT16);
if (followtic & FZT_SKIN)
demo_p++;
}
if (followtic & FZT_SCALE)
demo_p += sizeof(fixed_t);
// momx, momy and momz
demo_p += (demoversion < 0x000e) ? sizeof(INT16) * 3 : sizeof(fixed_t) * 3;
if (followtic & FZT_SKIN)
demo_p++;
demo_p += sizeof(UINT16);
demo_p++;
demo_p += (demoversion==0x000c) ? 1 : sizeof(UINT16);
}
// Re-synchronise
px = testmo->x>>FRACBITS;
py = testmo->y>>FRACBITS;
pz = testmo->z>>FRACBITS;
gx = oldghost.x>>FRACBITS;
gy = oldghost.y>>FRACBITS;
gz = oldghost.z>>FRACBITS;
if (px != gx || py != gy || pz != gz)
{
if (demosynced)
CONS_Alert(CONS_WARNING, M_GetText("Demo playback has desynced!\n"));
demosynced = false;
P_UnsetThingPosition(testmo);
testmo->x = oldghost.x;
testmo->y = oldghost.y;
P_SetThingPosition(testmo);
testmo->z = oldghost.z;
}
if (*demo_p == DEMOMARKER)
{
// end of demo data stream
G_CheckDemoStatus();
return;
}
}
void G_GhostTicker(void)
{
demoghost *g,*p;
for(g = ghosts, p = NULL; g; g = g->next)
{
// Skip normal demo data.
UINT8 ziptic = READUINT8(g->p);
UINT8 xziptic = 0;
if (ziptic & ZT_FWD)
g->p++;
if (ziptic & ZT_SIDE)
g->p++;
if (ziptic & ZT_ANGLE)
g->p += 2;
if (ziptic & ZT_BUTTONS)
g->p += 2;
if (ziptic & ZT_AIMING)
g->p += 2;
// Grab ghost data.
ziptic = READUINT8(g->p);
if (ziptic & GZT_XYZ)
{
g->oldmo.x = READFIXED(g->p);
g->oldmo.y = READFIXED(g->p);
g->oldmo.z = READFIXED(g->p);
}
else
{
if (ziptic & GZT_MOMXY)
{
g->oldmo.momx = (g->version < 0x000e) ? READINT16(g->p)<<8 : READFIXED(g->p);
g->oldmo.momy = (g->version < 0x000e) ? READINT16(g->p)<<8 : READFIXED(g->p);
}
if (ziptic & GZT_MOMZ)
g->oldmo.momz = (g->version < 0x000e) ? READINT16(g->p)<<8 : READFIXED(g->p);
g->oldmo.x += g->oldmo.momx;
g->oldmo.y += g->oldmo.momy;
g->oldmo.z += g->oldmo.momz;
}
if (ziptic & GZT_ANGLE)
g->mo->angle = READUINT8(g->p)<<24;
if (ziptic & GZT_FRAME)
g->oldmo.frame = READUINT8(g->p);
if (ziptic & GZT_SPR2)
g->oldmo.sprite2 = READUINT8(g->p);
// Update ghost
P_UnsetThingPosition(g->mo);
g->mo->x = g->oldmo.x;
g->mo->y = g->oldmo.y;
g->mo->z = g->oldmo.z;
P_SetThingPosition(g->mo);
g->mo->frame = g->oldmo.frame | tr_trans30<<FF_TRANSSHIFT;
if (g->fadein)
{
g->mo->frame += (((--g->fadein)/6)<<FF_TRANSSHIFT); // this calc never exceeds 9 unless g->fadein is bad, and it's only set once, so...
g->mo->flags2 &= ~MF2_DONTDRAW;
}
g->mo->sprite2 = g->oldmo.sprite2;
if (ziptic & GZT_EXTRA)
{ // But wait, there's more!
xziptic = READUINT8(g->p);
if (xziptic & EZT_COLOR)
{
g->color = (g->version==0x000c) ? READUINT8(g->p) : READUINT16(g->p);
switch(g->color)
{
default:
case GHC_RETURNSKIN:
g->mo->skin = g->oldmo.skin;
/* FALLTHRU */
case GHC_NORMAL: // Go back to skin color
g->mo->color = g->oldmo.color;
break;
// Handled below
case GHC_SUPER:
case GHC_INVINCIBLE:
break;
case GHC_FIREFLOWER: // Fireflower
g->mo->color = SKINCOLOR_WHITE;
break;
case GHC_NIGHTSSKIN: // not actually a colour
g->mo->skin = &skins[DEFAULTNIGHTSSKIN];
break;
}
}
if (xziptic & EZT_FLIP)
g->mo->eflags ^= MFE_VERTICALFLIP;
if (xziptic & EZT_SCALE)
{
g->mo->destscale = READFIXED(g->p);
if (g->mo->destscale != g->mo->scale)
P_SetScale(g->mo, g->mo->destscale);
}
if (xziptic & EZT_THOKMASK)
{ // Let's only spawn ONE of these per frame, thanks.
mobj_t *mobj;
UINT32 type = MT_NULL;
if (g->mo->skin)
{
skin_t *skin = (skin_t *)g->mo->skin;
switch (xziptic & EZT_THOKMASK)
{
case EZT_THOK:
type = skin->thokitem < 0 ? (UINT32)mobjinfo[MT_PLAYER].painchance : (UINT32)skin->thokitem;
break;
case EZT_SPIN:
type = skin->spinitem < 0 ? (UINT32)mobjinfo[MT_PLAYER].damage : (UINT32)skin->spinitem;
break;
case EZT_REV:
type = skin->revitem < 0 ? (UINT32)mobjinfo[MT_PLAYER].raisestate : (UINT32)skin->revitem;
break;
}
}
if (type != MT_NULL)
{
if (type == MT_GHOST)
{
mobj = P_SpawnGhostMobj(g->mo); // does a large portion of the work for us
mobj->frame = (mobj->frame & ~FF_FRAMEMASK)|tr_trans60<<FF_TRANSSHIFT; // P_SpawnGhostMobj sets trans50, we want trans60
}
else
{
mobj = P_SpawnMobjFromMobj(g->mo, 0, 0, -FixedDiv(FixedMul(g->mo->info->height, g->mo->scale) - g->mo->height,3*FRACUNIT), MT_THOK);
mobj->sprite = states[mobjinfo[type].spawnstate].sprite;
mobj->frame = (states[mobjinfo[type].spawnstate].frame & FF_FRAMEMASK) | tr_trans60<<FF_TRANSSHIFT;
mobj->color = g->mo->color;
mobj->skin = g->mo->skin;
P_SetScale(mobj, (mobj->destscale = g->mo->scale));
if (type == MT_THOK) // spintrail-specific modification for MT_THOK
{
mobj->frame = FF_TRANS80;
mobj->fuse = mobj->tics;
}
mobj->tics = -1; // nope.
}
mobj->floorz = mobj->z;
mobj->ceilingz = mobj->z+mobj->height;
P_UnsetThingPosition(mobj);
mobj->flags = MF_NOBLOCKMAP|MF_NOCLIP|MF_NOCLIPHEIGHT|MF_NOGRAVITY; // make an ATTEMPT to curb crazy SOCs fucking stuff up...
P_SetThingPosition(mobj);
if (!mobj->fuse)
mobj->fuse = 8;
P_SetTarget(&mobj->target, g->mo);
}
}
if (xziptic & EZT_HIT)
{ // Spawn hit poofs for killing things!
UINT16 i, count = READUINT16(g->p), health;
UINT32 type;
fixed_t x,y,z;
angle_t angle;
mobj_t *poof;
for (i = 0; i < count; i++)
{
//g->p += 4; // reserved
type = READUINT32(g->p);
health = READUINT16(g->p);
x = READFIXED(g->p);
y = READFIXED(g->p);
z = READFIXED(g->p);
angle = READANGLE(g->p);
if (!(mobjinfo[type].flags & MF_SHOOTABLE)
|| !(mobjinfo[type].flags & (MF_ENEMY|MF_MONITOR))
|| health != 0 || i >= 4) // only spawn for the first 4 hits per frame, to prevent ghosts from splode-spamming too bad.
continue;
poof = P_SpawnMobj(x, y, z, MT_GHOST);
poof->angle = angle;
poof->flags = MF_NOBLOCKMAP|MF_NOCLIP|MF_NOCLIPHEIGHT|MF_NOGRAVITY; // make an ATTEMPT to curb crazy SOCs fucking stuff up...
poof->health = 0;
P_SetMobjStateNF(poof, S_XPLD1);
}
}
if (xziptic & EZT_SPRITE)
g->mo->sprite = READUINT16(g->p);
if (xziptic & EZT_HEIGHT)
{
fixed_t temp = READINT16(g->p)<<FRACBITS;
g->mo->height = FixedMul(temp, g->mo->scale);
}
}
// Tick ghost colors (Super and Mario Invincibility flashing)
switch(g->color)
{
case GHC_SUPER: // Super (P_DoSuperStuff)
if (g->mo->skin)
{
skin_t *skin = (skin_t *)g->mo->skin;
g->mo->color = skin->supercolor;
}
else
g->mo->color = SKINCOLOR_SUPERGOLD1;
g->mo->color += abs( ( (signed)( (unsigned)leveltime >> 1 ) % 9) - 4);
break;
case GHC_INVINCIBLE: // Mario invincibility (P_CheckInvincibilityTimer)
g->mo->color = (UINT16)(SKINCOLOR_RUBY + (leveltime % (FIRSTSUPERCOLOR - SKINCOLOR_RUBY))); // Passes through all saturated colours
break;
default:
break;
}
#define follow g->mo->tracer
if (ziptic & GZT_FOLLOW)
{ // Even more...
UINT8 followtic = READUINT8(g->p);
fixed_t temp;
if (followtic & FZT_SPAWNED)
{
if (follow)
P_RemoveMobj(follow);
P_SetTarget(&follow, P_SpawnMobjFromMobj(g->mo, 0, 0, 0, MT_GHOST));
P_SetTarget(&follow->tracer, g->mo);
follow->tics = -1;
temp = READINT16(g->p)<<FRACBITS;
follow->height = FixedMul(follow->scale, temp);
if (followtic & FZT_LINKDRAW)
follow->flags2 |= MF2_LINKDRAW;
if (followtic & FZT_COLORIZED)
follow->colorized = true;
if (followtic & FZT_SKIN)
follow->skin = &skins[READUINT8(g->p)];
}
if (follow)
{
if (followtic & FZT_SCALE)
follow->destscale = READFIXED(g->p);
else
follow->destscale = g->mo->destscale;
if (follow->destscale != follow->scale)
P_SetScale(follow, follow->destscale);
P_UnsetThingPosition(follow);
temp = (g->version < 0x000e) ? READINT16(g->p)<<8 : READFIXED(g->p);
follow->x = g->mo->x + temp;
temp = (g->version < 0x000e) ? READINT16(g->p)<<8 : READFIXED(g->p);
follow->y = g->mo->y + temp;
temp = (g->version < 0x000e) ? READINT16(g->p)<<8 : READFIXED(g->p);
follow->z = g->mo->z + temp;
P_SetThingPosition(follow);
if (followtic & FZT_SKIN)
follow->sprite2 = READUINT8(g->p);
else
follow->sprite2 = 0;
follow->sprite = READUINT16(g->p);
follow->frame = (READUINT8(g->p)) | (g->mo->frame & FF_TRANSMASK);
follow->angle = g->mo->angle;
follow->color = (g->version==0x000c) ? READUINT8(g->p) : READUINT16(g->p);
if (!(followtic & FZT_SPAWNED))
{
if (xziptic & EZT_FLIP)
{
follow->flags2 ^= MF2_OBJECTFLIP;
follow->eflags ^= MFE_VERTICALFLIP;
}
}
}
}
else if (follow)
{
P_RemoveMobj(follow);
P_SetTarget(&follow, NULL);
}
// Demo ends after ghost data.
if (*g->p == DEMOMARKER)
{
g->mo->momx = g->mo->momy = g->mo->momz = 0;
#if 1 // freeze frame (maybe more useful for time attackers)
g->mo->colorized = true;
if (follow)
follow->colorized = true;
#else // dissapearing act
g->mo->fuse = TICRATE;
if (follow)
follow->fuse = TICRATE;
#endif
if (p)
p->next = g->next;
else
ghosts = g->next;
Z_Free(g);
continue;
}
p = g;
#undef follow
}
}
void G_ReadMetalTic(mobj_t *metal)
{
UINT8 ziptic;
UINT8 xziptic = 0;
if (!metal_p)
return;
if (!metal->health)
{
G_StopMetalDemo();
return;
}
switch (*metal_p)
{
case METALSNICE:
break;
case METALDEATH:
if (metal->tracer)
P_RemoveMobj(metal->tracer);
P_KillMobj(metal, NULL, NULL, 0);
/* FALLTHRU */
case DEMOMARKER:
default:
// end of demo data stream
G_StopMetalDemo();
return;
}
metal_p++;
ziptic = READUINT8(metal_p);
// Read changes from the tic
if (ziptic & GZT_XYZ)
{
// make sure the values are read in the right order
oldmetal.x = READFIXED(metal_p);
oldmetal.y = READFIXED(metal_p);
oldmetal.z = READFIXED(metal_p);
P_TeleportMove(metal, oldmetal.x, oldmetal.y, oldmetal.z);
oldmetal.x = metal->x;
oldmetal.y = metal->y;
oldmetal.z = metal->z;
}
else
{
if (ziptic & GZT_MOMXY)
{
oldmetal.momx = (metalversion < 0x000e) ? READINT16(metal_p)<<8 : READFIXED(metal_p);
oldmetal.momy = (metalversion < 0x000e) ? READINT16(metal_p)<<8 : READFIXED(metal_p);
}
if (ziptic & GZT_MOMZ)
oldmetal.momz = (metalversion < 0x000e) ? READINT16(metal_p)<<8 : READFIXED(metal_p);
oldmetal.x += oldmetal.momx;
oldmetal.y += oldmetal.momy;
oldmetal.z += oldmetal.momz;
}
if (ziptic & GZT_ANGLE)
metal->angle = READUINT8(metal_p)<<24;
if (ziptic & GZT_FRAME)
oldmetal.frame = READUINT32(metal_p);
if (ziptic & GZT_SPR2)
oldmetal.sprite2 = READUINT8(metal_p);
// Set movement, position, and angle
// oldmetal contains where you're supposed to be.
metal->momx = oldmetal.momx;
metal->momy = oldmetal.momy;
metal->momz = oldmetal.momz;
P_UnsetThingPosition(metal);
metal->x = oldmetal.x;
metal->y = oldmetal.y;
metal->z = oldmetal.z;
P_SetThingPosition(metal);
metal->frame = oldmetal.frame;
metal->sprite2 = oldmetal.sprite2;
if (ziptic & GZT_EXTRA)
{ // But wait, there's more!
xziptic = READUINT8(metal_p);
if (xziptic & EZT_FLIP)
{
metal->eflags ^= MFE_VERTICALFLIP;
metal->flags2 ^= MF2_OBJECTFLIP;
}
if (xziptic & EZT_SCALE)
{
metal->destscale = READFIXED(metal_p);
if (metal->destscale != metal->scale)
P_SetScale(metal, metal->destscale);
}
if (xziptic & EZT_THOKMASK)
{ // Let's only spawn ONE of these per frame, thanks.
mobj_t *mobj;
UINT32 type = MT_NULL;
if (metal->skin)
{
skin_t *skin = (skin_t *)metal->skin;
switch (xziptic & EZT_THOKMASK)
{
case EZT_THOK:
type = skin->thokitem < 0 ? (UINT32)mobjinfo[MT_PLAYER].painchance : (UINT32)skin->thokitem;
break;
case EZT_SPIN:
type = skin->spinitem < 0 ? (UINT32)mobjinfo[MT_PLAYER].damage : (UINT32)skin->spinitem;
break;
case EZT_REV:
type = skin->revitem < 0 ? (UINT32)mobjinfo[MT_PLAYER].raisestate : (UINT32)skin->revitem;
break;
}
}
if (type != MT_NULL)
{
if (type == MT_GHOST)
{
mobj = P_SpawnGhostMobj(metal); // does a large portion of the work for us
}
else
{
mobj = P_SpawnMobjFromMobj(metal, 0, 0, -FixedDiv(FixedMul(metal->info->height, metal->scale) - metal->height,3*FRACUNIT), MT_THOK);
mobj->sprite = states[mobjinfo[type].spawnstate].sprite;
mobj->frame = states[mobjinfo[type].spawnstate].frame;
mobj->angle = metal->angle;
mobj->color = metal->color;
mobj->skin = metal->skin;
P_SetScale(mobj, (mobj->destscale = metal->scale));
if (type == MT_THOK) // spintrail-specific modification for MT_THOK
{
mobj->frame = FF_TRANS70;
mobj->fuse = mobj->tics;
}
mobj->tics = -1; // nope.
}
mobj->floorz = mobj->z;
mobj->ceilingz = mobj->z+mobj->height;
P_UnsetThingPosition(mobj);
mobj->flags = MF_NOBLOCKMAP|MF_NOCLIP|MF_NOCLIPHEIGHT|MF_NOGRAVITY; // make an ATTEMPT to curb crazy SOCs fucking stuff up...
P_SetThingPosition(mobj);
if (!mobj->fuse)
mobj->fuse = 8;
P_SetTarget(&mobj->target, metal);
}
}
if (xziptic & EZT_SPRITE)
metal->sprite = READUINT16(metal_p);
if (xziptic & EZT_HEIGHT)
{
fixed_t temp = READINT16(metal_p)<<FRACBITS;
metal->height = FixedMul(temp, metal->scale);
}
}
#define follow metal->tracer
if (ziptic & GZT_FOLLOW)
{ // Even more...
UINT8 followtic = READUINT8(metal_p);
fixed_t temp;
if (followtic & FZT_SPAWNED)
{
if (follow)
P_RemoveMobj(follow);
P_SetTarget(&follow, P_SpawnMobjFromMobj(metal, 0, 0, 0, MT_GHOST));
P_SetTarget(&follow->tracer, metal);
follow->tics = -1;
temp = READINT16(metal_p)<<FRACBITS;
follow->height = FixedMul(follow->scale, temp);
if (followtic & FZT_LINKDRAW)
follow->flags2 |= MF2_LINKDRAW;
if (followtic & FZT_COLORIZED)
follow->colorized = true;
if (followtic & FZT_SKIN)
follow->skin = &skins[READUINT8(metal_p)];
}
if (follow)
{
if (followtic & FZT_SCALE)
follow->destscale = READFIXED(metal_p);
else
follow->destscale = metal->destscale;
if (follow->destscale != follow->scale)
P_SetScale(follow, follow->destscale);
P_UnsetThingPosition(follow);
temp = (metalversion < 0x000e) ? READINT16(metal_p)<<8 : READFIXED(metal_p);
follow->x = metal->x + temp;
temp = (metalversion < 0x000e) ? READINT16(metal_p)<<8 : READFIXED(metal_p);
follow->y = metal->y + temp;
temp = (metalversion < 0x000e) ? READINT16(metal_p)<<8 : READFIXED(metal_p);
follow->z = metal->z + temp;
P_SetThingPosition(follow);
if (followtic & FZT_SKIN)
follow->sprite2 = READUINT8(metal_p);
else
follow->sprite2 = 0;
follow->sprite = READUINT16(metal_p);
follow->frame = READUINT32(metal_p); // NOT & FF_FRAMEMASK here, so 32 bits
follow->angle = metal->angle;
follow->color = (metalversion==0x000c) ? READUINT8(metal_p) : READUINT16(metal_p);
if (!(followtic & FZT_SPAWNED))
{
if (xziptic & EZT_FLIP)
{
follow->flags2 ^= MF2_OBJECTFLIP;
follow->eflags ^= MFE_VERTICALFLIP;
}
}
}
}
else if (follow)
{
P_RemoveMobj(follow);
P_SetTarget(&follow, NULL);
}
#undef follow
}
void G_WriteMetalTic(mobj_t *metal)
{
UINT8 ziptic = 0;
UINT8 *ziptic_p;
fixed_t height;
if (!demo_p) // demo_p will be NULL until the race start linedef executor is activated!
return;
WRITEUINT8(demo_p, METALSNICE);
ziptic_p = demo_p++; // the ziptic, written at the end of this function
#define MAXMOM (0xFFFF<<8)
// GZT_XYZ is only useful if you've moved 256 FRACUNITS or more in a single tic.
if (abs(metal->x-oldmetal.x) > MAXMOM
|| abs(metal->y-oldmetal.y) > MAXMOM
|| abs(metal->z-oldmetal.z) > MAXMOM)
{
oldmetal.x = metal->x;
oldmetal.y = metal->y;
oldmetal.z = metal->z;
ziptic |= GZT_XYZ;
WRITEFIXED(demo_p,oldmetal.x);
WRITEFIXED(demo_p,oldmetal.y);
WRITEFIXED(demo_p,oldmetal.z);
}
else
{
// For moving normally:
// Store movement as a fixed value
fixed_t momx = metal->x-oldmetal.x;
fixed_t momy = metal->y-oldmetal.y;
if (momx != oldmetal.momx
|| momy != oldmetal.momy)
{
oldmetal.momx = momx;
oldmetal.momy = momy;
ziptic |= GZT_MOMXY;
WRITEFIXED(demo_p,momx);
WRITEFIXED(demo_p,momy);
}
momx = metal->z-oldmetal.z;
if (momx != oldmetal.momz)
{
oldmetal.momz = momx;
ziptic |= GZT_MOMZ;
WRITEFIXED(demo_p,momx);
}
// This SHOULD set oldmetal.x/y/z to match metal->x/y/z
oldmetal.x += oldmetal.momx;
oldmetal.y += oldmetal.momy;
oldmetal.z += oldmetal.momz;
}
#undef MAXMOM
// Only store the 8 most relevant bits of angle
// because exact values aren't too easy to discern to begin with when only 8 angles have different sprites
// and it does not affect movement at all anyway.
if (metal->player && metal->player->drawangle>>24 != oldmetal.angle)
{
oldmetal.angle = metal->player->drawangle>>24;
ziptic |= GZT_ANGLE;
WRITEUINT8(demo_p,oldmetal.angle);
}
// Store the sprite frame.
if ((metal->frame & FF_FRAMEMASK) != oldmetal.frame)
{
oldmetal.frame = metal->frame; // NOT & FF_FRAMEMASK here, so 32 bits
ziptic |= GZT_FRAME;
WRITEUINT32(demo_p,oldmetal.frame);
}
if (metal->sprite == SPR_PLAY
&& metal->sprite2 != oldmetal.sprite2)
{
oldmetal.sprite2 = metal->sprite2;
ziptic |= GZT_SPR2;
WRITEUINT8(demo_p,oldmetal.sprite2);
}
// Check for sprite set changes
if (metal->sprite != oldmetal.sprite)
{
oldmetal.sprite = metal->sprite;
ghostext.flags |= EZT_SPRITE;
}
if ((height = FixedDiv(metal->height, metal->scale)) != oldmetal.height)
{
oldmetal.height = height;
ghostext.flags |= EZT_HEIGHT;
}
if (ghostext.flags & ~(EZT_COLOR|EZT_HIT)) // these two aren't handled by metal ever
{
ziptic |= GZT_EXTRA;
if (ghostext.scale == ghostext.lastscale)
ghostext.flags &= ~EZT_SCALE;
WRITEUINT8(demo_p,ghostext.flags);
if (ghostext.flags & EZT_SCALE)
{
WRITEFIXED(demo_p,ghostext.scale);
ghostext.lastscale = ghostext.scale;
}
if (ghostext.flags & EZT_SPRITE)
WRITEUINT16(demo_p,oldmetal.sprite);
if (ghostext.flags & EZT_HEIGHT)
{
height >>= FRACBITS;
WRITEINT16(demo_p, height);
}
ghostext.flags = 0;
}
if (metal->player && metal->player->followmobj && !(metal->player->followmobj->sprite == SPR_NULL || (metal->player->followmobj->flags2 & MF2_DONTDRAW)))
{
fixed_t temp;
UINT8 *followtic_p = demo_p++;
UINT8 followtic = 0;
ziptic |= GZT_FOLLOW;
if (metal->player->followmobj->skin)
followtic |= FZT_SKIN;
if (!(oldmetal.flags2 & MF2_AMBUSH))
{
followtic |= FZT_SPAWNED;
WRITEINT16(demo_p,metal->player->followmobj->info->height>>FRACBITS);
if (metal->player->followmobj->flags2 & MF2_LINKDRAW)
followtic |= FZT_LINKDRAW;
if (metal->player->followmobj->colorized)
followtic |= FZT_COLORIZED;
if (followtic & FZT_SKIN)
WRITEUINT8(demo_p,(UINT8)(((skin_t *)(metal->player->followmobj->skin))-skins));
oldmetal.flags2 |= MF2_AMBUSH;
}
if (metal->player->followmobj->scale != metal->scale)
{
followtic |= FZT_SCALE;
WRITEFIXED(demo_p,metal->player->followmobj->scale);
}
temp = metal->player->followmobj->x-metal->x;
WRITEFIXED(demo_p,temp);
temp = metal->player->followmobj->y-metal->y;
WRITEFIXED(demo_p,temp);
temp = metal->player->followmobj->z-metal->z;
WRITEFIXED(demo_p,temp);
if (followtic & FZT_SKIN)
WRITEUINT8(demo_p,metal->player->followmobj->sprite2);
WRITEUINT16(demo_p,metal->player->followmobj->sprite);
WRITEUINT32(demo_p,metal->player->followmobj->frame); // NOT & FF_FRAMEMASK here, so 32 bits
WRITEUINT16(demo_p,metal->player->followmobj->color);
*followtic_p = followtic;
}
else
oldmetal.flags2 &= ~MF2_AMBUSH;
*ziptic_p = ziptic;
// attention here for the ticcmd size!
// latest demos with mouse aiming byte in ticcmd
if (demo_p >= demoend - 32)
{
G_StopMetalRecording(false); // no more space
return;
}
}
//
// G_RecordDemo
//
void G_RecordDemo(const char *name)
{
INT32 maxsize;
strcpy(demoname, name);
strcat(demoname, ".lmp");
maxsize = 1024*1024;
if (M_CheckParm("-maxdemo") && M_IsNextParm())
maxsize = atoi(M_GetNextParm()) * 1024;
// if (demobuffer)
// free(demobuffer);
demo_p = NULL;
demobuffer = malloc(maxsize);
demoend = demobuffer + maxsize;
demorecording = true;
}
void G_RecordMetal(void)
{
INT32 maxsize;
maxsize = 1024*1024;
if (M_CheckParm("-maxdemo") && M_IsNextParm())
maxsize = atoi(M_GetNextParm()) * 1024;
demo_p = NULL;
demobuffer = malloc(maxsize);
demoend = demobuffer + maxsize;
metalrecording = true;
}
void G_BeginRecording(void)
{
UINT8 i;
char name[MAXCOLORNAME+1];
player_t *player = &players[consoleplayer];
if (demo_p)
return;
memset(name,0,sizeof(name));
demo_p = demobuffer;
demoflags = DF_GHOST|(modeattacking<<DF_ATTACKSHIFT);
// Setup header.
M_Memcpy(demo_p, DEMOHEADER, 12); demo_p += 12;
WRITEUINT8(demo_p,VERSION);
WRITEUINT8(demo_p,SUBVERSION);
WRITEUINT16(demo_p,DEMOVERSION);
// demo checksum
demo_p += 16;
// game data
M_Memcpy(demo_p, "PLAY", 4); demo_p += 4;
WRITEINT16(demo_p,gamemap);
M_Memcpy(demo_p, mapmd5, 16); demo_p += 16;
WRITEUINT8(demo_p,demoflags);
switch ((demoflags & DF_ATTACKMASK)>>DF_ATTACKSHIFT)
{
case ATTACKING_NONE: // 0
break;
case ATTACKING_RECORD: // 1
demotime_p = demo_p;
WRITEUINT32(demo_p,UINT32_MAX); // time
WRITEUINT32(demo_p,0); // score
WRITEUINT16(demo_p,0); // rings
break;
case ATTACKING_NIGHTS: // 2
demotime_p = demo_p;
WRITEUINT32(demo_p,UINT32_MAX); // time
WRITEUINT32(demo_p,0); // score
break;
default: // 3
break;
}
WRITEUINT32(demo_p,P_GetInitSeed());
// Name
for (i = 0; i < 16 && cv_playername.string[i]; i++)
name[i] = cv_playername.string[i];
for (; i < 16; i++)
name[i] = '\0';
M_Memcpy(demo_p,name,16);
demo_p += 16;
// Skin
for (i = 0; i < 16 && cv_skin.string[i]; i++)
name[i] = cv_skin.string[i];
for (; i < 16; i++)
name[i] = '\0';
M_Memcpy(demo_p,name,16);
demo_p += 16;
// Color
for (i = 0; i < MAXCOLORNAME && cv_playercolor.string[i]; i++)
name[i] = cv_playercolor.string[i];
for (; i < MAXCOLORNAME; i++)
name[i] = '\0';
M_Memcpy(demo_p,name,MAXCOLORNAME);
demo_p += MAXCOLORNAME;
// Stats
WRITEUINT8(demo_p,player->charability);
WRITEUINT8(demo_p,player->charability2);
WRITEUINT8(demo_p,player->actionspd>>FRACBITS);
WRITEUINT8(demo_p,player->mindash>>FRACBITS);
WRITEUINT8(demo_p,player->maxdash>>FRACBITS);
WRITEUINT8(demo_p,player->normalspeed>>FRACBITS);
WRITEUINT8(demo_p,player->runspeed>>FRACBITS);
WRITEUINT8(demo_p,player->thrustfactor);
WRITEUINT8(demo_p,player->accelstart);
WRITEUINT8(demo_p,player->acceleration);
WRITEUINT8(demo_p,player->height>>FRACBITS);
WRITEUINT8(demo_p,player->spinheight>>FRACBITS);
WRITEUINT8(demo_p,player->camerascale>>FRACBITS);
WRITEUINT8(demo_p,player->shieldscale>>FRACBITS);
// Trying to convert it back to % causes demo desync due to precision loss.
// Don't do it.
WRITEFIXED(demo_p, player->jumpfactor);
// And mobjtype_t is best with UINT32 too...
WRITEUINT32(demo_p, player->followitem);
// Save pflag data - see SendWeaponPref()
{
UINT8 buf = 0;
pflags_t pflags = 0;
if (cv_flipcam.value)
{
buf |= 0x01;
pflags |= PF_FLIPCAM;
}
if (cv_analog[0].value)
{
buf |= 0x02;
pflags |= PF_ANALOGMODE;
}
if (cv_directionchar[0].value)
{
buf |= 0x04;
pflags |= PF_DIRECTIONCHAR;
}
if (cv_autobrake.value)
{
buf |= 0x08;
pflags |= PF_AUTOBRAKE;
}
if (cv_usejoystick.value)
buf |= 0x10;
CV_SetValue(&cv_showinputjoy, !!(cv_usejoystick.value));
WRITEUINT8(demo_p,buf);
player->pflags = pflags;
}
// Save netvar data
CV_SaveDemoVars(&demo_p);
memset(&oldcmd,0,sizeof(oldcmd));
memset(&oldghost,0,sizeof(oldghost));
memset(&ghostext,0,sizeof(ghostext));
ghostext.lastcolor = ghostext.color = GHC_NORMAL;
ghostext.lastscale = ghostext.scale = FRACUNIT;
if (player->mo)
{
oldghost.x = player->mo->x;
oldghost.y = player->mo->y;
oldghost.z = player->mo->z;
oldghost.angle = player->mo->angle>>24;
// preticker started us gravity flipped
if (player->mo->eflags & MFE_VERTICALFLIP)
ghostext.flags |= EZT_FLIP;
}
}
void G_BeginMetal(void)
{
mobj_t *mo = players[consoleplayer].mo;
#if 0
if (demo_p)
return;
#endif
demo_p = demobuffer;
// Write header.
M_Memcpy(demo_p, DEMOHEADER, 12); demo_p += 12;
WRITEUINT8(demo_p,VERSION);
WRITEUINT8(demo_p,SUBVERSION);
WRITEUINT16(demo_p,DEMOVERSION);
// demo checksum
demo_p += 16;
M_Memcpy(demo_p, "METL", 4); demo_p += 4;
memset(&ghostext,0,sizeof(ghostext));
ghostext.lastscale = ghostext.scale = FRACUNIT;
// Set up our memory.
memset(&oldmetal,0,sizeof(oldmetal));
oldmetal.x = mo->x;
oldmetal.y = mo->y;
oldmetal.z = mo->z;
oldmetal.angle = mo->angle>>24;
}
void G_SetDemoTime(UINT32 ptime, UINT32 pscore, UINT16 prings)
{
if (!demorecording || !demotime_p)
return;
if (demoflags & DF_RECORDATTACK)
{
WRITEUINT32(demotime_p, ptime);
WRITEUINT32(demotime_p, pscore);
WRITEUINT16(demotime_p, prings);
demotime_p = NULL;
}
else if (demoflags & DF_NIGHTSATTACK)
{
WRITEUINT32(demotime_p, ptime);
WRITEUINT32(demotime_p, pscore);
demotime_p = NULL;
}
}
// Returns bitfield:
// 1 == new demo has lower time
// 2 == new demo has higher score
// 4 == new demo has higher rings
UINT8 G_CmpDemoTime(char *oldname, char *newname)
{
UINT8 *buffer,*p;
UINT8 flags;
UINT32 oldtime, newtime, oldscore, newscore;
UINT16 oldrings, newrings, oldversion;
size_t bufsize ATTRUNUSED;
UINT8 c;
UINT16 s ATTRUNUSED;
UINT8 aflags = 0;
// load the new file
FIL_DefaultExtension(newname, ".lmp");
bufsize = FIL_ReadFile(newname, &buffer);
I_Assert(bufsize != 0);
p = buffer;
// read demo header
I_Assert(!memcmp(p, DEMOHEADER, 12));
p += 12; // DEMOHEADER
c = READUINT8(p); // VERSION
I_Assert(c == VERSION);
c = READUINT8(p); // SUBVERSION
I_Assert(c == SUBVERSION);
s = READUINT16(p);
I_Assert(s >= 0x000c);
p += 16; // demo checksum
I_Assert(!memcmp(p, "PLAY", 4));
p += 4; // PLAY
p += 2; // gamemap
p += 16; // map md5
flags = READUINT8(p); // demoflags
aflags = flags & (DF_RECORDATTACK|DF_NIGHTSATTACK);
I_Assert(aflags);
if (flags & DF_RECORDATTACK)
{
newtime = READUINT32(p);
newscore = READUINT32(p);
newrings = READUINT16(p);
}
else if (flags & DF_NIGHTSATTACK)
{
newtime = READUINT32(p);
newscore = READUINT32(p);
newrings = 0;
}
else // appease compiler
return 0;
Z_Free(buffer);
// load old file
FIL_DefaultExtension(oldname, ".lmp");
if (!FIL_ReadFile(oldname, &buffer))
{
CONS_Alert(CONS_ERROR, M_GetText("Failed to read file '%s'.\n"), oldname);
return UINT8_MAX;
}
p = buffer;
// read demo header
if (memcmp(p, DEMOHEADER, 12))
{
CONS_Alert(CONS_NOTICE, M_GetText("File '%s' invalid format. It will be overwritten.\n"), oldname);
Z_Free(buffer);
return UINT8_MAX;
} p += 12; // DEMOHEADER
p++; // VERSION
p++; // SUBVERSION
oldversion = READUINT16(p);
switch(oldversion) // demoversion
{
case DEMOVERSION: // latest always supported
case 0x000c: // all that changed between then and now was longer color name
break;
// too old, cannot support.
default:
CONS_Alert(CONS_NOTICE, M_GetText("File '%s' invalid format. It will be overwritten.\n"), oldname);
Z_Free(buffer);
return UINT8_MAX;
}
p += 16; // demo checksum
if (memcmp(p, "PLAY", 4))
{
CONS_Alert(CONS_NOTICE, M_GetText("File '%s' invalid format. It will be overwritten.\n"), oldname);
Z_Free(buffer);
return UINT8_MAX;
} p += 4; // "PLAY"
if (oldversion <= 0x0008)
p++; // gamemap
else
p += 2; // gamemap
p += 16; // mapmd5
flags = READUINT8(p);
if (!(flags & aflags))
{
CONS_Alert(CONS_NOTICE, M_GetText("File '%s' not from same game mode. It will be overwritten.\n"), oldname);
Z_Free(buffer);
return UINT8_MAX;
}
if (flags & DF_RECORDATTACK)
{
oldtime = READUINT32(p);
oldscore = READUINT32(p);
oldrings = READUINT16(p);
}
else if (flags & DF_NIGHTSATTACK)
{
oldtime = READUINT32(p);
oldscore = READUINT32(p);
oldrings = 0;
}
else // appease compiler
return UINT8_MAX;
Z_Free(buffer);
c = 0;
if (newtime < oldtime
|| (newtime == oldtime && (newscore > oldscore || newrings > oldrings)))
c |= 1; // Better time
if (newscore > oldscore
|| (newscore == oldscore && newtime < oldtime))
c |= 1<<1; // Better score
if (newrings > oldrings
|| (newrings == oldrings && newtime < oldtime))
c |= 1<<2; // Better rings
return c;
}
//
// G_PlayDemo
//
void G_DeferedPlayDemo(const char *name)
{
COM_BufAddText("playdemo \"");
COM_BufAddText(name);
COM_BufAddText("\"\n");
}
//
// Start a demo from a .LMP file or from a wad resource
//
void G_DoPlayDemo(char *defdemoname)
{
UINT8 i;
lumpnum_t l;
char skin[17],color[MAXCOLORNAME+1],*n,*pdemoname;
UINT8 version,subversion,charability,charability2,thrustfactor,accelstart,acceleration,cnamelen;
pflags_t pflags;
UINT32 randseed, followitem;
fixed_t camerascale,shieldscale,actionspd,mindash,maxdash,normalspeed,runspeed,jumpfactor,height,spinheight;
char msg[1024];
#ifdef OLD22DEMOCOMPAT
boolean use_old_demo_vars = false;
#endif
skin[16] = '\0';
color[MAXCOLORNAME] = '\0';
n = defdemoname+strlen(defdemoname);
while (*n != '/' && *n != '\\' && n != defdemoname)
n--;
if (n != defdemoname)
n++;
pdemoname = ZZ_Alloc(strlen(n)+1);
strcpy(pdemoname,n);
// Internal if no extension, external if one exists
if (FIL_CheckExtension(defdemoname))
{
//FIL_DefaultExtension(defdemoname, ".lmp");
if (!FIL_ReadFile(defdemoname, &demobuffer))
{
snprintf(msg, 1024, M_GetText("Failed to read file '%s'.\n"), defdemoname);
CONS_Alert(CONS_ERROR, "%s", msg);
gameaction = ga_nothing;
M_StartMessage(msg, NULL, MM_NOTHING);
return;
}
demo_p = demobuffer;
}
// load demo resource from WAD
else if ((l = W_CheckNumForName(defdemoname)) == LUMPERROR)
{
snprintf(msg, 1024, M_GetText("Failed to read lump '%s'.\n"), defdemoname);
CONS_Alert(CONS_ERROR, "%s", msg);
gameaction = ga_nothing;
M_StartMessage(msg, NULL, MM_NOTHING);
return;
}
else // it's an internal demo
demobuffer = demo_p = W_CacheLumpNum(l, PU_STATIC);
// read demo header
gameaction = ga_nothing;
demoplayback = true;
if (memcmp(demo_p, DEMOHEADER, 12))
{
snprintf(msg, 1024, M_GetText("%s is not a SRB2 replay file.\n"), pdemoname);
CONS_Alert(CONS_ERROR, "%s", msg);
M_StartMessage(msg, NULL, MM_NOTHING);
Z_Free(pdemoname);
Z_Free(demobuffer);
demoplayback = false;
titledemo = false;
return;
}
demo_p += 12; // DEMOHEADER
version = READUINT8(demo_p);
subversion = READUINT8(demo_p);
demoversion = READUINT16(demo_p);
switch(demoversion)
{
case 0x000d:
case DEMOVERSION: // latest always supported
cnamelen = MAXCOLORNAME;
break;
#ifdef OLD22DEMOCOMPAT
// all that changed between then and now was longer color name
case 0x000c:
cnamelen = 16;
use_old_demo_vars = true;
break;
#endif
// too old, cannot support.
default:
snprintf(msg, 1024, M_GetText("%s is an incompatible replay format and cannot be played.\n"), pdemoname);
CONS_Alert(CONS_ERROR, "%s", msg);
M_StartMessage(msg, NULL, MM_NOTHING);
Z_Free(pdemoname);
Z_Free(demobuffer);
demoplayback = false;
titledemo = false;
return;
}
demo_p += 16; // demo checksum
if (memcmp(demo_p, "PLAY", 4))
{
snprintf(msg, 1024, M_GetText("%s is the wrong type of recording and cannot be played.\n"), pdemoname);
CONS_Alert(CONS_ERROR, "%s", msg);
M_StartMessage(msg, NULL, MM_NOTHING);
Z_Free(pdemoname);
Z_Free(demobuffer);
demoplayback = false;
titledemo = false;
return;
}
demo_p += 4; // "PLAY"
gamemap = READINT16(demo_p);
demo_p += 16; // mapmd5
demoflags = READUINT8(demo_p);
modeattacking = (demoflags & DF_ATTACKMASK)>>DF_ATTACKSHIFT;
CON_ToggleOff();
hu_demoscore = 0;
hu_demotime = UINT32_MAX;
hu_demorings = 0;
switch (modeattacking)
{
case ATTACKING_NONE: // 0
break;
case ATTACKING_RECORD: // 1
hu_demotime = READUINT32(demo_p);
hu_demoscore = READUINT32(demo_p);
hu_demorings = READUINT16(demo_p);
break;
case ATTACKING_NIGHTS: // 2
hu_demotime = READUINT32(demo_p);
hu_demoscore = READUINT32(demo_p);
break;
default: // 3
modeattacking = ATTACKING_NONE;
break;
}
// Random seed
randseed = READUINT32(demo_p);
// Player name
M_Memcpy(player_names[0],demo_p,16);
demo_p += 16;
// Skin
M_Memcpy(skin,demo_p,16);
demo_p += 16;
// Color
M_Memcpy(color,demo_p,cnamelen);
demo_p += cnamelen;
charability = READUINT8(demo_p);
charability2 = READUINT8(demo_p);
actionspd = (fixed_t)READUINT8(demo_p)<<FRACBITS;
mindash = (fixed_t)READUINT8(demo_p)<<FRACBITS;
maxdash = (fixed_t)READUINT8(demo_p)<<FRACBITS;
normalspeed = (fixed_t)READUINT8(demo_p)<<FRACBITS;
runspeed = (fixed_t)READUINT8(demo_p)<<FRACBITS;
thrustfactor = READUINT8(demo_p);
accelstart = READUINT8(demo_p);
acceleration = READUINT8(demo_p);
height = (fixed_t)READUINT8(demo_p)<<FRACBITS;
spinheight = (fixed_t)READUINT8(demo_p)<<FRACBITS;
camerascale = (fixed_t)READUINT8(demo_p)<<FRACBITS;
shieldscale = (fixed_t)READUINT8(demo_p)<<FRACBITS;
jumpfactor = READFIXED(demo_p);
followitem = READUINT32(demo_p);
// pflag data
{
UINT8 buf = READUINT8(demo_p);
pflags = 0;
if (buf & 0x01)
pflags |= PF_FLIPCAM;
if (buf & 0x02)
pflags |= PF_ANALOGMODE;
if (buf & 0x04)
pflags |= PF_DIRECTIONCHAR;
if (buf & 0x08)
pflags |= PF_AUTOBRAKE;
CV_SetValue(&cv_showinputjoy, !!(buf & 0x10));
}
// net var data
#ifdef OLD22DEMOCOMPAT
if (use_old_demo_vars)
CV_LoadOldDemoVars(&demo_p);
else
#endif
CV_LoadDemoVars(&demo_p);
// Sigh ... it's an empty demo.
if (*demo_p == DEMOMARKER)
{
snprintf(msg, 1024, M_GetText("%s contains no data to be played.\n"), pdemoname);
CONS_Alert(CONS_ERROR, "%s", msg);
M_StartMessage(msg, NULL, MM_NOTHING);
Z_Free(pdemoname);
Z_Free(demobuffer);
demoplayback = false;
titledemo = false;
return;
}
Z_Free(pdemoname);
memset(&oldcmd,0,sizeof(oldcmd));
memset(&oldghost,0,sizeof(oldghost));
if (VERSION != version || SUBVERSION != subversion)
CONS_Alert(CONS_WARNING, M_GetText("Demo version does not match game version. Desyncs may occur.\n"));
// didn't start recording right away.
demo_start = false;
// Set skin
SetPlayerSkin(0, skin);
#ifdef HAVE_BLUA
LUAh_MapChange(gamemap);
#endif
displayplayer = consoleplayer = 0;
memset(playeringame,0,sizeof(playeringame));
playeringame[0] = true;
P_SetRandSeed(randseed);
G_InitNew(false, G_BuildMapName(gamemap), true, true, false);
// Set color
players[0].skincolor = skins[players[0].skin].prefcolor;
for (i = 0; i < numskincolors; i++)
if (!stricmp(skincolors[i].name,color))
{
players[0].skincolor = i;
break;
}
CV_StealthSetValue(&cv_playercolor, players[0].skincolor);
if (players[0].mo)
{
players[0].mo->color = players[0].skincolor;
oldghost.x = players[0].mo->x;
oldghost.y = players[0].mo->y;
oldghost.z = players[0].mo->z;
}
// Set saved attribute values
// No cheat checking here, because even if they ARE wrong...
// it would only break the replay if we clipped them.
players[0].camerascale = camerascale;
players[0].shieldscale = shieldscale;
players[0].charability = charability;
players[0].charability2 = charability2;
players[0].actionspd = actionspd;
players[0].mindash = mindash;
players[0].maxdash = maxdash;
players[0].normalspeed = normalspeed;
players[0].runspeed = runspeed;
players[0].thrustfactor = thrustfactor;
players[0].accelstart = accelstart;
players[0].acceleration = acceleration;
players[0].height = height;
players[0].spinheight = spinheight;
players[0].jumpfactor = jumpfactor;
players[0].followitem = followitem;
players[0].pflags = pflags;
demo_start = true;
}
void G_AddGhost(char *defdemoname)
{
INT32 i;
lumpnum_t l;
char name[17],skin[17],color[MAXCOLORNAME+1],*n,*pdemoname,md5[16];
UINT8 cnamelen;
demoghost *gh;
UINT8 flags;
UINT8 *buffer,*p;
mapthing_t *mthing;
UINT16 count, ghostversion;
name[16] = '\0';
skin[16] = '\0';
color[16] = '\0';
n = defdemoname+strlen(defdemoname);
while (*n != '/' && *n != '\\' && n != defdemoname)
n--;
if (n != defdemoname)
n++;
pdemoname = ZZ_Alloc(strlen(n)+1);
strcpy(pdemoname,n);
// Internal if no extension, external if one exists
if (FIL_CheckExtension(defdemoname))
{
//FIL_DefaultExtension(defdemoname, ".lmp");
if (!FIL_ReadFileTag(defdemoname, &buffer, PU_LEVEL))
{
CONS_Alert(CONS_ERROR, M_GetText("Failed to read file '%s'.\n"), defdemoname);
Z_Free(pdemoname);
return;
}
p = buffer;
}
// load demo resource from WAD
else if ((l = W_CheckNumForName(defdemoname)) == LUMPERROR)
{
CONS_Alert(CONS_ERROR, M_GetText("Failed to read lump '%s'.\n"), defdemoname);
Z_Free(pdemoname);
return;
}
else // it's an internal demo
buffer = p = W_CacheLumpNum(l, PU_LEVEL);
// read demo header
if (memcmp(p, DEMOHEADER, 12))
{
CONS_Alert(CONS_NOTICE, M_GetText("Ghost %s: Not a SRB2 replay.\n"), pdemoname);
Z_Free(pdemoname);
Z_Free(buffer);
return;
} p += 12; // DEMOHEADER
p++; // VERSION
p++; // SUBVERSION
ghostversion = READUINT16(p);
switch(ghostversion)
{
case 0x000d:
case DEMOVERSION: // latest always supported
cnamelen = MAXCOLORNAME;
break;
// all that changed between then and now was longer color name
case 0x000c:
cnamelen = 16;
break;
// too old, cannot support.
default:
CONS_Alert(CONS_NOTICE, M_GetText("Ghost %s: Demo version incompatible.\n"), pdemoname);
Z_Free(pdemoname);
Z_Free(buffer);
return;
}
M_Memcpy(md5, p, 16); p += 16; // demo checksum
for (gh = ghosts; gh; gh = gh->next)
if (!memcmp(md5, gh->checksum, 16)) // another ghost in the game already has this checksum?
{ // Don't add another one, then!
CONS_Debug(DBG_SETUP, "Rejecting duplicate ghost %s (MD5 was matched)\n", pdemoname);
Z_Free(pdemoname);
Z_Free(buffer);
return;
}
if (memcmp(p, "PLAY", 4))
{
CONS_Alert(CONS_NOTICE, M_GetText("Ghost %s: Demo format unacceptable.\n"), pdemoname);
Z_Free(pdemoname);
Z_Free(buffer);
return;
} p += 4; // "PLAY"
if (ghostversion <= 0x0008)
p++; // gamemap
else
p += 2; // gamemap
p += 16; // mapmd5 (possibly check for consistency?)
flags = READUINT8(p);
if (!(flags & DF_GHOST))
{
CONS_Alert(CONS_NOTICE, M_GetText("Ghost %s: No ghost data in this demo.\n"), pdemoname);
Z_Free(pdemoname);
Z_Free(buffer);
return;
}
switch ((flags & DF_ATTACKMASK)>>DF_ATTACKSHIFT)
{
case ATTACKING_NONE: // 0
break;
case ATTACKING_RECORD: // 1
p += 10; // demo time, score, and rings
break;
case ATTACKING_NIGHTS: // 2
p += 8; // demo time left, score
break;
default: // 3
break;
}
p += 4; // random seed
// Player name (TODO: Display this somehow if it doesn't match cv_playername!)
M_Memcpy(name, p,16);
p += 16;
// Skin
M_Memcpy(skin, p,16);
p += 16;
// Color
M_Memcpy(color, p,cnamelen);
p += cnamelen;
// Ghosts do not have a player structure to put this in.
p++; // charability
p++; // charability2
p++; // actionspd
p++; // mindash
p++; // maxdash
p++; // normalspeed
p++; // runspeed
p++; // thrustfactor
p++; // accelstart
p++; // acceleration
p++; // height
p++; // spinheight
p++; // camerascale
p++; // shieldscale
p += 4; // jumpfactor
p += 4; // followitem
p++; // pflag data
// net var data
count = READUINT16(p);
while (count--)
{
SKIPSTRING(p);
SKIPSTRING(p);
p++;
}
if (*p == DEMOMARKER)
{
CONS_Alert(CONS_NOTICE, M_GetText("Failed to add ghost %s: Replay is empty.\n"), pdemoname);
Z_Free(pdemoname);
Z_Free(buffer);
return;
}
gh = Z_Calloc(sizeof(demoghost), PU_LEVEL, NULL);
gh->next = ghosts;
gh->buffer = buffer;
M_Memcpy(gh->checksum, md5, 16);
gh->p = p;
ghosts = gh;
gh->version = ghostversion;
mthing = playerstarts[0];
I_Assert(mthing);
{ // A bit more complex than P_SpawnPlayer because ghosts aren't solid and won't just push themselves out of the ceiling.
fixed_t z,f,c;
fixed_t offset = mthing->z << FRACBITS;
gh->mo = P_SpawnMobj(mthing->x << FRACBITS, mthing->y << FRACBITS, 0, MT_GHOST);
gh->mo->angle = FixedAngle(mthing->angle << FRACBITS);
f = gh->mo->floorz;
c = gh->mo->ceilingz - mobjinfo[MT_PLAYER].height;
if (!!(mthing->options & MTF_AMBUSH) ^ !!(mthing->options & MTF_OBJECTFLIP))
{
z = c - offset;
if (z < f)
z = f;
}
else
{
z = f + offset;
if (z > c)
z = c;
}
gh->mo->z = z;
}
gh->oldmo.x = gh->mo->x;
gh->oldmo.y = gh->mo->y;
gh->oldmo.z = gh->mo->z;
// Set skin
gh->mo->skin = &skins[0];
for (i = 0; i < numskins; i++)
if (!stricmp(skins[i].name,skin))
{
gh->mo->skin = &skins[i];
break;
}
gh->oldmo.skin = gh->mo->skin;
// Set color
gh->mo->color = ((skin_t*)gh->mo->skin)->prefcolor;
for (i = 0; i < numskincolors; i++)
if (!stricmp(skincolors[i].name,color))
{
gh->mo->color = (UINT16)i;
break;
}
gh->oldmo.color = gh->mo->color;
gh->mo->state = states+S_PLAY_STND;
gh->mo->sprite = gh->mo->state->sprite;
gh->mo->sprite2 = (gh->mo->state->frame & FF_FRAMEMASK);
//gh->mo->frame = tr_trans30<<FF_TRANSSHIFT;
gh->mo->flags2 |= MF2_DONTDRAW;
gh->fadein = (9-3)*6; // fade from invisible to trans30 over as close to 35 tics as possible
gh->mo->tics = -1;
CONS_Printf(M_GetText("Added ghost %s from %s\n"), name, pdemoname);
Z_Free(pdemoname);
}
// Clean up all ghosts
void G_FreeGhosts(void)
{
while (ghosts)
{
demoghost *next = ghosts->next;
Z_Free(ghosts);
ghosts = next;
}
ghosts = NULL;
}
//
// G_TimeDemo
// NOTE: name is a full filename for external demos
//
static INT32 restorecv_vidwait;
void G_TimeDemo(const char *name)
{
nodrawers = M_CheckParm("-nodraw");
noblit = M_CheckParm("-noblit");
restorecv_vidwait = cv_vidwait.value;
if (cv_vidwait.value)
CV_Set(&cv_vidwait, "0");
timingdemo = true;
singletics = true;
framecount = 0;
demostarttime = I_GetTime();
G_DeferedPlayDemo(name);
}
void G_DoPlayMetal(void)
{
lumpnum_t l;
mobj_t *mo = NULL;
thinker_t *th;
// it's an internal demo
if ((l = W_CheckNumForName(va("%sMS",G_BuildMapName(gamemap)))) == LUMPERROR)
{
CONS_Alert(CONS_WARNING, M_GetText("No bot recording for this map.\n"));
return;
}
else
metalbuffer = metal_p = W_CacheLumpNum(l, PU_STATIC);
// find metal sonic
for (th = thlist[THINK_MOBJ].next; th != &thlist[THINK_MOBJ]; th = th->next)
{
if (th->function.acp1 == (actionf_p1)P_RemoveThinkerDelayed)
continue;
mo = (mobj_t *)th;
if (mo->type != MT_METALSONIC_RACE)
continue;
break;
}
if (th == &thlist[THINK_MOBJ])
{
CONS_Alert(CONS_ERROR, M_GetText("Failed to find bot entity.\n"));
Z_Free(metalbuffer);
return;
}
// read demo header
metal_p += 12; // DEMOHEADER
metal_p++; // VERSION
metal_p++; // SUBVERSION
metalversion = READUINT16(metal_p);
switch(metalversion)
{
case DEMOVERSION: // latest always supported
case 0x000d: // There are checks wheter the momentum is from older demo versions or not
case 0x000c: // all that changed between then and now was longer color name
break;
// too old, cannot support.
default:
CONS_Alert(CONS_WARNING, M_GetText("Failed to load bot recording for this map, format version incompatible.\n"));
Z_Free(metalbuffer);
return;
}
metal_p += 16; // demo checksum
if (memcmp(metal_p, "METL", 4))
{
CONS_Alert(CONS_WARNING, M_GetText("Failed to load bot recording for this map, wasn't recorded in Metal format.\n"));
Z_Free(metalbuffer);
return;
} metal_p += 4; // "METL"
// read initial tic
memset(&oldmetal,0,sizeof(oldmetal));
oldmetal.x = mo->x;
oldmetal.y = mo->y;
oldmetal.z = mo->z;
metalplayback = mo;
}
void G_DoneLevelLoad(void)
{
CONS_Printf(M_GetText("Loaded level in %f sec\n"), (double)(I_GetTime() - demostarttime) / TICRATE);
framecount = 0;
demostarttime = I_GetTime();
}
/*
===================
=
= G_CheckDemoStatus
=
= Called after a death or level completion to allow demos to be cleaned up
= Returns true if a new demo loop action will take place
===================
*/
// Writes the demo's checksum, or just random garbage if you can't do that for some reason.
static void WriteDemoChecksum(void)
{
UINT8 *p = demobuffer+16; // checksum position
#ifdef NOMD5
UINT8 i;
for (i = 0; i < 16; i++, p++)
*p = P_RandomByte(); // This MD5 was chosen by fair dice roll and most likely < 50% correct.
#else
md5_buffer((char *)p+16, demo_p - (p+16), p); // make a checksum of everything after the checksum in the file.
#endif
}
// Stops recording a demo.
static void G_StopDemoRecording(void)
{
boolean saved = false;
if (demo_p)
{
WRITEUINT8(demo_p, DEMOMARKER); // add the demo end marker
WriteDemoChecksum();
saved = FIL_WriteFile(va(pandf, srb2home, demoname), demobuffer, demo_p - demobuffer); // finally output the file.
}
free(demobuffer);
demorecording = false;
if (modeattacking != ATTACKING_RECORD)
{
if (saved)
CONS_Printf(M_GetText("Demo %s recorded\n"), demoname);
else
CONS_Alert(CONS_WARNING, M_GetText("Demo %s not saved\n"), demoname);
}
}
// Stops metal sonic's demo. Separate from other functions because metal + replays can coexist
void G_StopMetalDemo(void)
{
// Metal Sonic finishing doesn't end the game, dammit.
Z_Free(metalbuffer);
metalbuffer = NULL;
metalplayback = NULL;
metal_p = NULL;
}
// Stops metal sonic recording.
ATTRNORETURN void FUNCNORETURN G_StopMetalRecording(boolean kill)
{
boolean saved = false;
if (demo_p)
{
WRITEUINT8(demo_p, (kill) ? METALDEATH : DEMOMARKER); // add the demo end (or metal death) marker
WriteDemoChecksum();
saved = FIL_WriteFile(va("%sMS.LMP", G_BuildMapName(gamemap)), demobuffer, demo_p - demobuffer); // finally output the file.
}
free(demobuffer);
metalrecording = false;
if (saved)
I_Error("Saved to %sMS.LMP", G_BuildMapName(gamemap));
I_Error("Failed to save demo!");
}
// Stops timing a demo.
static void G_StopTimingDemo(void)
{
INT32 demotime;
double f1, f2;
demotime = I_GetTime() - demostarttime;
if (!demotime)
return;
G_StopDemo();
timingdemo = false;
f1 = (double)demotime;
f2 = (double)framecount*TICRATE;
CONS_Printf(M_GetText("timed %u gametics in %d realtics - %u frames\n%f seconds, %f avg fps\n"),
leveltime,demotime,(UINT32)framecount,f1/TICRATE,f2/f1);
// CSV-readable timedemo results, for external parsing
if (timedemo_csv)
{
FILE *f;
const char *csvpath = va("%s"PATHSEP"%s", srb2home, "timedemo.csv");
const char *header = "id,demoname,seconds,avgfps,leveltime,demotime,framecount,ticrate,rendermode,vidmode,vidwidth,vidheight,procbits\n";
const char *rowformat = "\"%s\",\"%s\",%f,%f,%u,%d,%u,%u,%u,%u,%u,%u,%u\n";
boolean headerrow = !FIL_FileExists(csvpath);
UINT8 procbits = 0;
// Bitness
if (sizeof(void*) == 4)
procbits = 32;
else if (sizeof(void*) == 8)
procbits = 64;
f = fopen(csvpath, "a+");
if (f)
{
if (headerrow)
fputs(header, f);
fprintf(f, rowformat,
timedemo_csv_id,timedemo_name,f1/TICRATE,f2/f1,leveltime,demotime,(UINT32)framecount,TICRATE,rendermode,vid.modenum,vid.width,vid.height,procbits);
fclose(f);
CONS_Printf("Timedemo results saved to '%s'\n", csvpath);
}
else
{
// Just print the CSV output to console
CON_LogMessage(header);
CONS_Printf(rowformat,
timedemo_csv_id,timedemo_name,f1/TICRATE,f2/f1,leveltime,demotime,(UINT32)framecount,TICRATE,rendermode,vid.modenum,vid.width,vid.height,procbits);
}
}
if (restorecv_vidwait != cv_vidwait.value)
CV_SetValue(&cv_vidwait, restorecv_vidwait);
D_AdvanceDemo();
}
// reset engine variable set for the demos
// called from stopdemo command, map command, and g_checkdemoStatus.
void G_StopDemo(void)
{
Z_Free(demobuffer);
demobuffer = NULL;
demoplayback = false;
titledemo = false;
timingdemo = false;
singletics = false;
if (gamestate == GS_INTERMISSION)
Y_EndIntermission(); // cleanup
G_SetGamestate(GS_NULL);
wipegamestate = GS_NULL;
SV_StopServer();
SV_ResetServer();
}
boolean G_CheckDemoStatus(void)
{
G_FreeGhosts();
// DO NOT end metal sonic demos here
if (timingdemo)
{
G_StopTimingDemo();
return true;
}
if (demoplayback)
{
if (singledemo)
I_Quit();
G_StopDemo();
if (modeattacking)
M_EndModeAttackRun();
else
D_AdvanceDemo();
return true;
}
if (demorecording)
{
G_StopDemoRecording();
return true;
}
return false;
}
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