raze/source/blood/src/demo.cpp
2019-10-21 19:36:54 +02:00

625 lines
22 KiB
C++

//-------------------------------------------------------------------------
/*
Copyright (C) 2010-2019 EDuke32 developers and contributors
Copyright (C) 2019 Nuke.YKT
This file is part of NBlood.
NBlood is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License version 2
as published by the Free Software Foundation.
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
//-------------------------------------------------------------------------
#include "ns.h" // Must come before everything else!
#include <stdio.h>
#include <string.h>
#include "common.h"
#include "common_game.h"
#include "keyboard.h"
#include "control.h"
#include "osd.h"
#include "mmulti.h"
#include "blood.h"
#include "controls.h"
#include "demo.h"
#include "fire.h"
#include "gamemenu.h"
#include "globals.h"
#include "levels.h"
#include "menu.h"
#include "messages.h"
#include "misc.h"
#include "music.h"
#include "network.h"
#include "player.h"
#include "screen.h"
#include "view.h"
BEGIN_BLD_NS
int nBuild = 0;
void ReadGameOptionsLegacy(GAMEOPTIONS &gameOptions, GAMEOPTIONSLEGACY &gameOptionsLegacy)
{
gameOptions.nGameType = gameOptionsLegacy.nGameType;
gameOptions.nDifficulty = gameOptionsLegacy.nDifficulty;
gameOptions.nEpisode = gameOptionsLegacy.nEpisode;
gameOptions.nLevel = gameOptionsLegacy.nLevel;
strcpy(gameOptions.zLevelName, gameOptionsLegacy.zLevelName);
strcpy(gameOptions.zLevelSong, gameOptionsLegacy.zLevelSong);
gameOptions.nTrackNumber = gameOptionsLegacy.nTrackNumber;
strcpy(gameOptions.szSaveGameName, gameOptionsLegacy.szSaveGameName);
strcpy(gameOptions.szUserGameName, gameOptionsLegacy.szUserGameName);
gameOptions.nSaveGameSlot = gameOptionsLegacy.nSaveGameSlot;
gameOptions.picEntry = gameOptionsLegacy.picEntry;
gameOptions.uMapCRC = gameOptionsLegacy.uMapCRC;
gameOptions.nMonsterSettings = gameOptionsLegacy.nMonsterSettings;
gameOptions.uGameFlags = gameOptionsLegacy.uGameFlags;
gameOptions.uNetGameFlags = gameOptionsLegacy.uNetGameFlags;
gameOptions.nWeaponSettings = gameOptionsLegacy.nWeaponSettings;
gameOptions.nItemSettings = gameOptionsLegacy.nItemSettings;
gameOptions.nRespawnSettings = gameOptionsLegacy.nRespawnSettings;
gameOptions.nTeamSettings = gameOptionsLegacy.nTeamSettings;
gameOptions.nMonsterRespawnTime = gameOptionsLegacy.nMonsterRespawnTime;
gameOptions.nWeaponRespawnTime = gameOptionsLegacy.nWeaponRespawnTime;
gameOptions.nItemRespawnTime = gameOptionsLegacy.nItemRespawnTime;
gameOptions.nSpecialRespawnTime = gameOptionsLegacy.nSpecialRespawnTime;
}
CDemo gDemo;
CDemo::CDemo()
{
nBuild = 4;
at0 = 0;
at1 = 0;
at3 = 0;
hRFile = NULL;
atb = 0;
pFirstDemo = NULL;
pCurrentDemo = NULL;
at59ef = 0;
at2 = 0;
memset(&atf, 0, sizeof(atf));
m_bLegacy = false;
}
CDemo::~CDemo()
{
at0 = 0;
at1 = 0;
at3 = 0;
atb = 0;
memset(&atf, 0, sizeof(atf));
if (hRFile != NULL)
{
fclose(hRFile);
hRFile = NULL;
}
auto pNextDemo = pFirstDemo;
for (auto pDemo = pFirstDemo; pDemo != NULL; pDemo = pNextDemo)
{
pNextDemo = pDemo->pNext;
delete pDemo;
}
pFirstDemo = NULL;
pCurrentDemo = NULL;
at59ef = 0;
m_bLegacy = false;
}
bool CDemo::Create(const char *pzFile)
{
char buffer[BMAX_PATH];
char vc = 0;
if (at0 || at1)
ThrowError("CDemo::Create called during demo record/playback process.");
if (!pzFile)
{
for (int i = 0; i < 8 && !vc; i++)
{
G_ModDirSnprintf(buffer, BMAX_PATH, "%s0%02d.dem", BloodIniPre, i);
if (access(buffer, F_OK) != -1)
vc = 1;
}
if (vc == 1)
{
hRFile = fopen(buffer, "wb");
if (hRFile == NULL)
return false;
}
}
else
{
G_ModDirSnprintfLite(buffer, BMAX_PATH, pzFile);
hRFile = fopen(buffer, "wb");
if (hRFile == NULL)
return false;
}
at0 = 1;
atb = 0;
return true;
}
void CDemo::Write(GINPUT *pPlayerInputs)
{
dassert(pPlayerInputs != NULL);
if (!at0)
return;
if (atb == 0)
{
atf.signature = 0x1a4d4445; // '\x1aMDE';
atf.nVersion = BYTEVERSION;
atf.nBuild = nBuild;
atf.nInputCount = 0;
atf.nNetPlayers = gNetPlayers;
atf.nMyConnectIndex = myconnectindex;
atf.nConnectHead = connecthead;
memcpy(atf.connectPoints, connectpoint2, sizeof(atf.connectPoints));
memcpy(&m_gameOptions, &gGameOptions, sizeof(gGameOptions));
fwrite(&atf, sizeof(DEMOHEADER), 1, hRFile);
fwrite(&m_gameOptions, sizeof(GAMEOPTIONS), 1, hRFile);
}
for (int p = connecthead; p >= 0; p = connectpoint2[p])
{
memcpy(&at1aa[atb&1023], &pPlayerInputs[p], sizeof(GINPUT));
atb++;
if((atb&(kInputBufferSize-1))==0)
FlushInput(kInputBufferSize);
}
}
void CDemo::Close(void)
{
if (at0)
{
if (atb&(kInputBufferSize-1))
FlushInput(atb&(kInputBufferSize-1));
atf.nInputCount = atb;
fseek(hRFile, 0, SEEK_SET);
fwrite(&atf, sizeof(DEMOHEADER), 1, hRFile);
fwrite(&m_gameOptions, sizeof(GAMEOPTIONS), 1, hRFile);
}
if (hPFile.isOpen())
{
hPFile.Close();
}
if (hRFile != NULL)
{
fclose(hRFile);
hRFile = NULL;
}
at0 = 0;
at1 = 0;
}
bool CDemo::SetupPlayback(const char *pzFile)
{
at0 = 0;
at1 = 0;
if (pzFile)
{
hPFile = fopenFileReader(pzFile, 0);
if (!hPFile.isOpen())
return false;
}
else
{
if (!pCurrentDemo)
return false;
hPFile = fopenFileReader(pCurrentDemo->zName, 0);
if (hPFile.isOpen())
return false;
}
hPFile.Read(&atf, sizeof(DEMOHEADER));
#if B_BIG_ENDIAN == 1
atf.signature = B_LITTLE32(atf.signature);
atf.nVersion = B_LITTLE16(atf.nVersion);
atf.nBuild = B_LITTLE32(atf.nBuild);
atf.nInputCount = B_LITTLE32(atf.nInputCount);
atf.nNetPlayers = B_LITTLE32(atf.nNetPlayers);
atf.nMyConnectIndex = B_LITTLE16(atf.nMyConnectIndex);
atf.nConnectHead = B_LITTLE16(atf.nConnectHead);
atf.nMyConnectIndex = B_LITTLE16(atf.nMyConnectIndex);
for (int i = 0; i < 8; i++)
atf.connectPoints[i] = B_LITTLE16(atf.connectPoints[i]);
#endif
// if (aimHeight.signature != '\x1aMED' && aimHeight.signature != '\x1aMDE')
if (atf.signature != 0x1a4d4544 && atf.signature != 0x1a4d4445)
return 0;
m_bLegacy = atf.signature == 0x1a4d4544;
if (m_bLegacy)
{
GAMEOPTIONSLEGACY gameOptions;
if (BloodVersion != atf.nVersion)
return 0;
hPFile.Read(&gameOptions, sizeof(GAMEOPTIONSLEGACY));
ReadGameOptionsLegacy(m_gameOptions, gameOptions);
}
else
{
if (BYTEVERSION != atf.nVersion)
return 0;
hPFile.Read(&m_gameOptions, sizeof(GAMEOPTIONS));
}
#if B_BIG_ENDIAN == 1
m_gameOptions.nEpisode = B_LITTLE32(m_gameOptions.nEpisode);
m_gameOptions.nLevel = B_LITTLE32(m_gameOptions.nLevel);
m_gameOptions.nTrackNumber = B_LITTLE32(m_gameOptions.nTrackNumber);
m_gameOptions.nSaveGameSlot = B_LITTLE16(m_gameOptions.nSaveGameSlot);
m_gameOptions.picEntry = B_LITTLE32(m_gameOptions.picEntry);
m_gameOptions.uMapCRC = B_LITTLE32(m_gameOptions.uMapCRC);
m_gameOptions.uGameFlags = B_LITTLE32(m_gameOptions.uGameFlags);
m_gameOptions.uNetGameFlags = B_LITTLE32(m_gameOptions.uNetGameFlags);
m_gameOptions.nMonsterRespawnTime = B_LITTLE32(m_gameOptions.nMonsterRespawnTime);
m_gameOptions.nWeaponRespawnTime = B_LITTLE32(m_gameOptions.nWeaponRespawnTime);
m_gameOptions.nItemRespawnTime = B_LITTLE32(m_gameOptions.nItemRespawnTime);
m_gameOptions.nSpecialRespawnTime = B_LITTLE32(m_gameOptions.nSpecialRespawnTime);
#endif
at0 = 0;
at1 = 1;
return 1;
}
void CDemo::ProcessKeys(void)
{
switch (gInputMode)
{
case kInputMenu:
gGameMenuMgr.Process();
break;
case kInputMessage:
gPlayerMsg.ProcessKeys();
break;
case kInputGame:
{
char nKey;
while ((nKey = keyGetScan()) != 0)
{
char UNUSED(alt) = keystatus[0x38] | keystatus[0xb8];
char UNUSED(ctrl) = keystatus[0x1d] | keystatus[0x9d];
switch (nKey)
{
case 1:
if (!CGameMenuMgr::m_bActive)
{
gGameMenuMgr.Push(&menuMain, -1);
at2 = 1;
}
break;
case 0x58:
gViewIndex = connectpoint2[gViewIndex];
if (gViewIndex == -1)
gViewIndex = connecthead;
gView = &gPlayer[gViewIndex];
break;
}
}
break;
default:
gInputMode = kInputGame;
break;
}
}
}
void CDemo::Playback(void)
{
CONTROL_BindsEnabled = false;
ready2send = 0;
int v4 = 0;
if (!CGameMenuMgr::m_bActive)
{
gGameMenuMgr.Push(&menuMain, -1);
at2 = 1;
}
gNetFifoClock = totalclock;
gViewMode = 3;
_DEMOPLAYBACK:
while (at1 && !gQuitGame)
{
if (handleevents() && quitevent)
{
KB_KeyDown[sc_Escape] = 1;
quitevent = 0;
}
MUSIC_Update();
while (totalclock >= gNetFifoClock && !gQuitGame)
{
if (!v4)
{
viewResizeView(gViewSize);
viewSetMessage("");
gNetPlayers = atf.nNetPlayers;
atb = atf.nInputCount;
myconnectindex = atf.nMyConnectIndex;
connecthead = atf.nConnectHead;
for (int i = 0; i < 8; i++)
connectpoint2[i] = atf.connectPoints[i];
memset(gNetFifoHead, 0, sizeof(gNetFifoHead));
gNetFifoTail = 0;
//memcpy(connectpoint2, aimHeight.connectPoints, sizeof(aimHeight.connectPoints));
memcpy(&gGameOptions, &m_gameOptions, sizeof(GAMEOPTIONS));
gSkill = gGameOptions.nDifficulty;
for (int i = 0; i < 8; i++)
playerInit(i, 0);
StartLevel(&gGameOptions);
for (int i = 0; i < 8; i++)
{
gProfile[i].nAutoAim = 1;
gProfile[i].nWeaponSwitch = 1;
}
}
ready2send = 0;
OSD_DispatchQueued();
if (!gDemo.at1)
break;
ProcessKeys();
for (int p = connecthead; p >= 0; p = connectpoint2[p])
{
if ((v4&1023) == 0)
{
unsigned int nSize = atb-v4;
if (nSize > kInputBufferSize)
nSize = kInputBufferSize;
ReadInput(nSize);
}
memcpy(&gFifoInput[gNetFifoHead[p]&255], &at1aa[v4&1023], sizeof(GINPUT));
gNetFifoHead[p]++;
v4++;
if (v4 >= atf.nInputCount)
{
ready2send = 0;
if (at59ef != 1)
{
v4 = 0;
Close();
NextDemo();
gNetFifoClock = totalclock;
goto _DEMOPLAYBACK;
}
else
{
int const nOffset = sizeof(DEMOHEADER)+(m_bLegacy ? sizeof(GAMEOPTIONSLEGACY) : sizeof(GAMEOPTIONS));
hPFile.Seek(nOffset, FileReader::SeekSet);
v4 = 0;
}
}
}
gNetFifoClock += 4;
if (!gQuitGame)
ProcessFrame();
ready2send = 0;
}
if (viewFPSLimit())
{
viewDrawScreen();
if (gInputMode == kInputMenu && CGameMenuMgr::m_bActive)
gGameMenuMgr.Draw();
videoNextPage();
}
if (TestBitString(gotpic, 2342))
{
FireProcess();
ClearBitString(gotpic, 2342);
}
}
Close();
}
void CDemo::StopPlayback(void)
{
at1 = 0;
}
void CDemo::LoadDemoInfo(void)
{
auto pDemo = &pFirstDemo;
const int opsm = pathsearchmode;
at59ef = 0;
pathsearchmode = 0;
char zFN[BMAX_PATH];
Bsnprintf(zFN, BMAX_PATH, "%s*.dem", BloodIniPre);
auto pList = klistpath("/", zFN, CACHE1D_FIND_FILE);
auto pIterator = pList;
while (pIterator != NULL)
{
auto hFile = fopenFileReader(pIterator->name, 0);
if (!hFile.isOpen())
ThrowError("Error loading demo file header.");
hFile.Read(&atf, sizeof(atf));
#if B_BIG_ENDIAN == 1
atf.signature = B_LITTLE32(atf.signature);
atf.nVersion = B_LITTLE16(atf.nVersion);
#endif
if ((atf.signature == 0x1a4d4544 /* '\x1aMED' */&& atf.nVersion == BloodVersion)
|| (atf.signature == 0x1a4d4445 /* '\x1aMDE' */ && atf.nVersion == BYTEVERSION))
{
*pDemo = new DEMOCHAIN;
(*pDemo)->pNext = NULL;
Bstrncpy((*pDemo)->zName, pIterator->name, BMAX_PATH);
at59ef++;
pDemo = &(*pDemo)->pNext;
}
pIterator = pIterator->next;
}
klistfree(pList);
pathsearchmode = opsm;
pCurrentDemo = pFirstDemo;
}
void CDemo::NextDemo(void)
{
pCurrentDemo = pCurrentDemo->pNext ? pCurrentDemo->pNext : pFirstDemo;
SetupPlayback(NULL);
}
const int nInputSize = 17;
const int nInputSizeLegacy = 22;
void CDemo::FlushInput(int nCount)
{
char pBuffer[nInputSize*kInputBufferSize];
BitWriter bitWriter(pBuffer, sizeof(pBuffer));
for (int i = 0; i < nCount; i++)
{
GINPUT *pInput = &at1aa[i];
bitWriter.writeBit(pInput->syncFlags.buttonChange);
bitWriter.writeBit(pInput->syncFlags.keyChange);
bitWriter.writeBit(pInput->syncFlags.useChange);
bitWriter.writeBit(pInput->syncFlags.weaponChange);
bitWriter.writeBit(pInput->syncFlags.mlookChange);
bitWriter.writeBit(pInput->syncFlags.run);
bitWriter.write(pInput->forward, 16);
bitWriter.write(pInput->q16turn, 32);
bitWriter.write(pInput->strafe, 16);
bitWriter.writeBit(pInput->buttonFlags.jump);
bitWriter.writeBit(pInput->buttonFlags.crouch);
bitWriter.writeBit(pInput->buttonFlags.shoot);
bitWriter.writeBit(pInput->buttonFlags.shoot2);
bitWriter.writeBit(pInput->buttonFlags.lookUp);
bitWriter.writeBit(pInput->buttonFlags.lookDown);
bitWriter.writeBit(pInput->keyFlags.action);
bitWriter.writeBit(pInput->keyFlags.jab);
bitWriter.writeBit(pInput->keyFlags.prevItem);
bitWriter.writeBit(pInput->keyFlags.nextItem);
bitWriter.writeBit(pInput->keyFlags.useItem);
bitWriter.writeBit(pInput->keyFlags.prevWeapon);
bitWriter.writeBit(pInput->keyFlags.nextWeapon);
bitWriter.writeBit(pInput->keyFlags.holsterWeapon);
bitWriter.writeBit(pInput->keyFlags.lookCenter);
bitWriter.writeBit(pInput->keyFlags.lookLeft);
bitWriter.writeBit(pInput->keyFlags.lookRight);
bitWriter.writeBit(pInput->keyFlags.spin180);
bitWriter.writeBit(pInput->keyFlags.pause);
bitWriter.writeBit(pInput->keyFlags.quit);
bitWriter.writeBit(pInput->keyFlags.restart);
bitWriter.writeBit(pInput->useFlags.useBeastVision);
bitWriter.writeBit(pInput->useFlags.useCrystalBall);
bitWriter.writeBit(pInput->useFlags.useJumpBoots);
bitWriter.writeBit(pInput->useFlags.useMedKit);
bitWriter.write(pInput->newWeapon, 8);
bitWriter.write(pInput->q16mlook, 32);
bitWriter.skipBits(1);
}
fwrite(pBuffer, 1, nInputSize*nCount, hRFile);
}
void CDemo::ReadInput(int nCount)
{
if (m_bLegacy)
{
char pBuffer[nInputSizeLegacy*kInputBufferSize];
hPFile.Read(pBuffer, nInputSizeLegacy*nCount);
BitReader bitReader(pBuffer, sizeof(pBuffer));
memset(at1aa, 0, nCount * sizeof(GINPUT));
for (int i = 0; i < nCount; i++)
{
GINPUT *pInput = &at1aa[i];
pInput->syncFlags.buttonChange = bitReader.readBit();
pInput->syncFlags.keyChange = bitReader.readBit();
pInput->syncFlags.useChange = bitReader.readBit();
pInput->syncFlags.weaponChange = bitReader.readBit();
pInput->syncFlags.mlookChange = bitReader.readBit();
pInput->syncFlags.run = bitReader.readBit();
bitReader.skipBits(26);
pInput->forward = bitReader.readSigned(8) << 8;
pInput->q16turn = fix16_from_int(bitReader.readSigned(16) >> 2);
pInput->strafe = bitReader.readSigned(8) << 8;
pInput->buttonFlags.jump = bitReader.readBit();
pInput->buttonFlags.crouch = bitReader.readBit();
pInput->buttonFlags.shoot = bitReader.readBit();
pInput->buttonFlags.shoot2 = bitReader.readBit();
pInput->buttonFlags.lookUp = bitReader.readBit();
pInput->buttonFlags.lookDown = bitReader.readBit();
bitReader.skipBits(26);
pInput->keyFlags.action = bitReader.readBit();
pInput->keyFlags.jab = bitReader.readBit();
pInput->keyFlags.prevItem = bitReader.readBit();
pInput->keyFlags.nextItem = bitReader.readBit();
pInput->keyFlags.useItem = bitReader.readBit();
pInput->keyFlags.prevWeapon = bitReader.readBit();
pInput->keyFlags.nextWeapon = bitReader.readBit();
pInput->keyFlags.holsterWeapon = bitReader.readBit();
pInput->keyFlags.lookCenter = bitReader.readBit();
pInput->keyFlags.lookLeft = bitReader.readBit();
pInput->keyFlags.lookRight = bitReader.readBit();
pInput->keyFlags.spin180 = bitReader.readBit();
pInput->keyFlags.pause = bitReader.readBit();
pInput->keyFlags.quit = bitReader.readBit();
pInput->keyFlags.restart = bitReader.readBit();
bitReader.skipBits(17);
pInput->useFlags.useBeastVision = bitReader.readBit();
pInput->useFlags.useCrystalBall = bitReader.readBit();
pInput->useFlags.useJumpBoots = bitReader.readBit();
pInput->useFlags.useMedKit = bitReader.readBit();
bitReader.skipBits(28);
pInput->newWeapon = bitReader.readUnsigned(8);
int mlook = bitReader.readSigned(8);
pInput->q16mlook = fix16_from_int(mlook / 4);
}
}
else
{
char pBuffer[nInputSize*kInputBufferSize];
hPFile.Read(pBuffer, nInputSize*nCount);
BitReader bitReader(pBuffer, sizeof(pBuffer));
memset(at1aa, 0, nCount * sizeof(GINPUT));
for (int i = 0; i < nCount; i++)
{
GINPUT *pInput = &at1aa[i];
pInput->syncFlags.buttonChange = bitReader.readBit();
pInput->syncFlags.keyChange = bitReader.readBit();
pInput->syncFlags.useChange = bitReader.readBit();
pInput->syncFlags.weaponChange = bitReader.readBit();
pInput->syncFlags.mlookChange = bitReader.readBit();
pInput->syncFlags.run = bitReader.readBit();
pInput->forward = bitReader.readSigned(16);
pInput->q16turn = bitReader.readSigned(32);
pInput->strafe = bitReader.readSigned(16);
pInput->buttonFlags.jump = bitReader.readBit();
pInput->buttonFlags.crouch = bitReader.readBit();
pInput->buttonFlags.shoot = bitReader.readBit();
pInput->buttonFlags.shoot2 = bitReader.readBit();
pInput->buttonFlags.lookUp = bitReader.readBit();
pInput->buttonFlags.lookDown = bitReader.readBit();
pInput->keyFlags.action = bitReader.readBit();
pInput->keyFlags.jab = bitReader.readBit();
pInput->keyFlags.prevItem = bitReader.readBit();
pInput->keyFlags.nextItem = bitReader.readBit();
pInput->keyFlags.useItem = bitReader.readBit();
pInput->keyFlags.prevWeapon = bitReader.readBit();
pInput->keyFlags.nextWeapon = bitReader.readBit();
pInput->keyFlags.holsterWeapon = bitReader.readBit();
pInput->keyFlags.lookCenter = bitReader.readBit();
pInput->keyFlags.lookLeft = bitReader.readBit();
pInput->keyFlags.lookRight = bitReader.readBit();
pInput->keyFlags.spin180 = bitReader.readBit();
pInput->keyFlags.pause = bitReader.readBit();
pInput->keyFlags.quit = bitReader.readBit();
pInput->keyFlags.restart = bitReader.readBit();
pInput->useFlags.useBeastVision = bitReader.readBit();
pInput->useFlags.useCrystalBall = bitReader.readBit();
pInput->useFlags.useJumpBoots = bitReader.readBit();
pInput->useFlags.useMedKit = bitReader.readBit();
pInput->newWeapon = bitReader.readUnsigned(8);
pInput->q16mlook = bitReader.readSigned(32);
bitReader.skipBits(1);
}
}
}
END_BLD_NS