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Serious-Engine/Sources/Engine/Engine.cpp

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/* Copyright (c) 2002-2012 Croteam Ltd.
This program is free software; you can redistribute it and/or modify
it under the terms of version 2 of the GNU General Public License 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 "StdH.h"
#include <Engine/Build.h>
#include <Engine/Base/Profiling.h>
#include <Engine/Base/Input.h>
#include <Engine/Base/Protection.h>
#include <Engine/Base/Console.h>
#include <Engine/Base/Console_internal.h>
#include <Engine/Base/Statistics_Internal.h>
#include <Engine/Base/Shell.h>
#include <Engine/Base/CRC.h>
#include <Engine/Base/CRCTable.h>
#include <Engine/Base/ProgressHook.h>
#include <Engine/Base/FileSystem.h>
#include <Engine/Sound/SoundListener.h>
#include <Engine/Sound/SoundLibrary.h>
#include <Engine/Graphics/GfxLibrary.h>
#include <Engine/Graphics/Font.h>
#include <Engine/Network/Network.h>
#include <Engine/Templates/DynamicContainer.cpp>
#include <Engine/Templates/Stock_CAnimData.h>
#include <Engine/Templates/Stock_CTextureData.h>
#include <Engine/Templates/Stock_CSoundData.h>
#include <Engine/Templates/Stock_CModelData.h>
#include <Engine/Templates/Stock_CEntityClass.h>
#include <Engine/Templates/Stock_CMesh.h>
#include <Engine/Templates/Stock_CSkeleton.h>
#include <Engine/Templates/Stock_CAnimSet.h>
#include <Engine/Templates/Stock_CShader.h>
#include <Engine/Templates/StaticArray.cpp>
#include <Engine/Base/IFeel.h>
// this version string can be referenced from outside the engine
ENGINE_API CTString _strEngineBuild = "";
ENGINE_API ULONG _ulEngineBuildMajor = _SE_BUILD_MAJOR;
ENGINE_API ULONG _ulEngineBuildMinor = _SE_BUILD_MINOR;
ENGINE_API BOOL _bDedicatedServer = FALSE;
ENGINE_API BOOL _bWorldEditorApp = FALSE;
ENGINE_API CTString _strLogFile = "";
// global handle for application windows
// !!! FIXME rcg10072001 this needs to be abstracted.
static HWND _hwndMain = NULL;
static BOOL _bFullScreen = FALSE;
CTCriticalSection zip_csLock; // critical section for access to zlib functions
// to keep system gamma table
#ifdef PLATFORM_WIN32 // DG: other platforms don't (currently?) use this
static UWORD auwSystemGamma[256*3];
#endif
// OS info
static CTString sys_strOS = "";
static INDEX sys_iOSMajor = 0;
static INDEX sys_iOSMinor = 0;
static INDEX sys_iOSBuild = 0;
static CTString sys_strOSMisc = "";
// CPU info
static CTString sys_strCPUVendor = "";
static INDEX sys_iCPUType = 0;
static INDEX sys_iCPUFamily = 0;
static INDEX sys_iCPUModel = 0;
static INDEX sys_iCPUStepping = 0;
static BOOL sys_bCPUHasMMX = 0;
static BOOL sys_bCPUHasCMOV = 0;
static INDEX sys_iCPUMHz = 0;
INDEX sys_iCPUMisc = 0;
// RAM info
static INDEX sys_iRAMPhys = 0;
static INDEX sys_iRAMSwap = 0;
// HDD info
static INDEX sys_iHDDSize = 0;
static INDEX sys_iHDDFree = 0;
static INDEX sys_iHDDMisc = 0;
// MOD info
static CTString sys_strModName = "";
static CTString sys_strModExt = "";
// enables paranoia checks for allocation array
BOOL _bAllocationArrayParanoiaCheck = FALSE;
// rcg10072001
#ifdef PLATFORM_WIN32
BOOL APIENTRY DllMain( HANDLE hModule, DWORD ul_reason_for_call, LPVOID lpReserved)
{
switch (ul_reason_for_call)
{
case DLL_PROCESS_ATTACH:
break;
case DLL_THREAD_ATTACH:
case DLL_THREAD_DETACH:
case DLL_PROCESS_DETACH:
break;
default:
ASSERT(FALSE);
}
return TRUE;
}
#endif
static void DetectCPU(void)
{
char strVendor[12+1] = { 0 };
strVendor[12] = 0;
ULONG ulTFMS = 0;
ULONG ulFeatures = 0;
#if (defined __MSVC_INLINE__)
// test MMX presence and update flag
__asm {
xor eax,eax ;// request for basic id
cpuid
mov dword ptr [strVendor+0], ebx
mov dword ptr [strVendor+4], edx
mov dword ptr [strVendor+8], ecx
mov eax,1 ;// request for TFMS feature flags
cpuid
mov dword ptr [ulTFMS], eax ;// remember type, family, model and stepping
mov dword ptr [ulFeatures], edx
}
#elif (defined __GNU_INLINE_X86__)
ULONG eax, ebx, ecx, edx;
// test MMX presence and update flag
__asm__ __volatile__ (
#if (defined __GNU_INLINE_X86_64__)
"cpuid \n\t"
: "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx)
#else
"movl %%ebx, %%esi \n\t"
"cpuid \n\t"
"xchgl %%ebx, %%esi \n\t"
: "=a" (eax), "=S" (ebx), "=c" (ecx), "=d" (edx)
#endif
: "a" (0) // request for basic id
);
memcpy(strVendor + 0, &ebx, 4);
memcpy(strVendor + 4, &edx, 4);
memcpy(strVendor + 8, &ecx, 4);
__asm__ __volatile__ (
#if (defined __GNU_INLINE_X86_64__)
"cpuid \n\t"
: "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx)
#else
"movl %%ebx, %%esi \n\t"
"cpuid \n\t"
"xchgl %%ebx, %%esi \n\t"
: "=a" (eax), "=S" (ebx), "=c" (ecx), "=d" (edx)
#endif
: "a" (1) // request for TFMS feature flags
);
ulTFMS = eax;
ulFeatures = edx;
#endif
if (ulTFMS == 0) {
CPrintF(TRANSV(" (No CPU detection in this binary.)\n"));
return;
}
INDEX iType = (ulTFMS>>12)&0x3;
INDEX iFamily = (ulTFMS>> 8)&0xF;
INDEX iModel = (ulTFMS>> 4)&0xF;
INDEX iStepping = (ulTFMS>> 0)&0xF;
CPrintF(TRANSV(" Vendor: %s\n"), strVendor);
CPrintF(TRANSV(" Type: %d, Family: %d, Model: %d, Stepping: %d\n"),
iType, iFamily, iModel, iStepping);
BOOL bMMX = ulFeatures & (1<<23);
BOOL bCMOV = ulFeatures & (1<<15);
CTString strYes = TRANS("Yes");
CTString strNo = TRANS("No");
CPrintF(TRANSV(" MMX : %s\n"), (const char *) (bMMX ?strYes:strNo));
CPrintF(TRANSV(" CMOV: %s\n"), (const char *) (bCMOV?strYes:strNo));
CPrintF(TRANSV(" Clock: %.0fMHz\n"), _pTimer->tm_llCPUSpeedHZ/1E6);
sys_strCPUVendor = strVendor;
sys_iCPUType = iType;
sys_iCPUFamily = iFamily;
sys_iCPUModel = iModel;
sys_iCPUStepping = iStepping;
sys_bCPUHasMMX = bMMX!=0;
sys_bCPUHasCMOV = bCMOV!=0;
#ifdef PLATFORM_PANDORA
sys_iCPUMHz = 400; // conservative, ARM -> x86 cpu translation is not 1 to 1.
#elif defined(PLATFORM_PYRA)
sys_iCPUMHz = 1000;
#else
sys_iCPUMHz = INDEX(_pTimer->tm_llCPUSpeedHZ/1E6);
#endif
if( !bMMX) FatalError( TRANS("MMX support required but not present!"));
}
static void DetectCPUWrapper(void)
{
#ifdef _MSC_VER // rcg10072001
__try {
DetectCPU();
} __except(EXCEPTION_EXECUTE_HANDLER) {
CPrintF( TRANS("Cannot detect CPU: exception raised.\n"));
}
#else
// We just have to punt and try this. The exception we're catching here
// is really a matter of whether the CPUID instruction is missing (on a
// pre Pentium system, which can't run this game anyhow) which will raise
// SIGILL on Unix platforms, or the CPU doesn't have MMX, in which case
// FatalError will end the process. USE_PORTABLE_C users will not have
// any exception at all. Have I rationalized this enough, yet? :) --ryan.
DetectCPU();
#endif
}
// reverses string
void StrRev( char *str) {
char ctmp;
char *pch0 = str;
char *pch1 = str+strlen(str)-1;
while( pch1>pch0) {
ctmp = *pch0;
*pch0 = *pch1;
*pch1 = ctmp;
pch0++;
pch1--;
}
}
static char strExePath[MAX_PATH] = "";
static char strDirPath[MAX_PATH] = "";
static void AnalyzeApplicationPath(void)
{
// rcg10072001 rewritten with abstraction layer.
const char *_dirsep = CFileSystem::GetDirSeparator();
size_t seplen = strlen(_dirsep);
char *dirsep = new char[seplen + 1];
strcpy(dirsep, _dirsep);
StrRev(dirsep);
char strTmpPath[MAX_PATH] = "";
_pFileSystem->GetExecutablePath(strExePath, sizeof (strExePath)-1);
strncpy(strTmpPath, strExePath, sizeof(strTmpPath)-1);
strDirPath[sizeof(strTmpPath)-1] = 0;
// remove name from application path
StrRev(strTmpPath);
// find last backslash
char *pstr = strstr( strTmpPath, dirsep);
if( pstr==NULL) {
// not found - path is just "\"
strcpy( strTmpPath, dirsep);
pstr = strTmpPath;
}
// remove 'debug' from app path if needed
if( strnicmp( pstr, (CTString(dirsep)+"gubed"), 5+seplen)==0) pstr += (5 + seplen);
if( strncmp(pstr, dirsep, seplen) == 0) pstr += seplen;
char *pstrFin = strstr( pstr, dirsep);
if( pstrFin==NULL) {
strcpy( pstr, dirsep);
pstrFin = pstr;
}
// copy that to the path
StrRev(pstrFin);
strncpy( strDirPath, pstrFin, sizeof(strDirPath)-1);
strDirPath[sizeof(strDirPath)-1] = 0;
delete[] dirsep;
}
// rcg03242003
static void SanityCheckTypes(void)
{
ASSERT(sizeof (SBYTE) == 1);
ASSERT(sizeof (UBYTE) == 1);
ASSERT(sizeof (UWORD) == 2);
ASSERT(sizeof (SWORD) == 2);
ASSERT(sizeof (ULONG) == 4);
ASSERT(sizeof (SLONG) == 4);
ASSERT(sizeof (INDEX) == 4);
ASSERT(sizeof (BOOL) == 4);
ULONG val = 0x02000001;
UBYTE num = *((UBYTE *) &val);
#if PLATFORM_BIGENDIAN
#if PLATFORM_LITTLEENDIAN
#error uh...what?
#endif
ASSERT(num == 0x02);
#endif
#if PLATFORM_LITTLEENDIAN
#if PLATFORM_BIGENDIAN
#error uh...what?
#endif
ASSERT(num == 0x01);
#endif
}
// don't want to export this function
static void PlatformIdentification(void)
{
// !!! FIXME: Abstract this somehow.
#if (defined PLATFORM_WIN32)
OSVERSIONINFO osv;
memset(&osv, 0, sizeof(osv));
osv.dwOSVersionInfoSize = sizeof(osv);
if (GetVersionEx(&osv)) {
switch (osv.dwPlatformId) {
case VER_PLATFORM_WIN32s: sys_strOS = "Win32s"; break;
case VER_PLATFORM_WIN32_WINDOWS: sys_strOS = "Win9x"; break;
case VER_PLATFORM_WIN32_NT: sys_strOS = "WinNT"; break;
default: sys_strOS = "Unknown\n"; break;
}
sys_iOSMajor = osv.dwMajorVersion;
sys_iOSMinor = osv.dwMinorVersion;
sys_iOSBuild = osv.dwBuildNumber & 0xFFFF;
sys_strOSMisc = osv.szCSDVersion;
CPrintF(TRANSV(" Type: %s\n"), (const char*)sys_strOS);
CPrintF(TRANSV(" Version: %d.%d, build %d\n"),
osv.dwMajorVersion, osv.dwMinorVersion, osv.dwBuildNumber & 0xFFFF);
CPrintF(TRANSV(" Misc: %s\n"), osv.szCSDVersion);
} else {
CPrintF(TRANSV("Error getting OS info: %s\n"), GetWindowsError(GetLastError()) );
}
#elif (defined PLATFORM_MACOSX)
STUBBED("Use some Gestalt replacement, or whatever");
#if 0
long osver = 0x0000;
OSErr err = Gestalt(gestaltSystemVersion, &osver);
if (err != noErr)
osver = 0x0000;
sys_iOSMajor = ((osver & 0x0F00) >> 8) + (((osver & 0xF000) >> 12) * 10);
sys_iOSMinor = ((osver & 0x00F0) >> 4);
sys_iOSBuild = ((osver & 0x000F) >> 0);
#else
sys_iOSMajor = 10; // !!! FIXME: just flatly false.
sys_iOSMinor = 6;
sys_iOSBuild = 0;
#endif
sys_strOS = "Mac OS X";
sys_strOSMisc = "Mac OS";
CPrintF(TRANSV(" Type: %s\n"), (const char*)sys_strOS);
CPrintF(TRANSV(" Version: %d.%d.%d\n"),
(int)sys_iOSMajor, (int)sys_iOSMinor, (int)sys_iOSBuild);
#elif (defined PLATFORM_UNIX) // !!! FIXME: rcg10082001 what to do with this?
// FIXME: probably want to use uname function on Linux but it isn't totally applicable...hmm...
sys_iOSMajor = 1;
sys_iOSMinor = 0;
sys_iOSBuild = 0;
sys_strOS = "Unix";
sys_strOSMisc = "Unix";
CPrintF(TRANSV(" Type: %s\n"), (const char*)sys_strOS);
#else
#error Do something with this for your platform.
#endif
}
static void SetupMemoryManager(void)
{
#if (defined PLATFORM_WIN32) // !!! FIXME: Abstract this somehow.
MEMORYSTATUS ms;
GlobalMemoryStatus(&ms);
#define MB (1024*1024)
sys_iRAMPhys = ms.dwTotalPhys /MB;
sys_iRAMSwap = ms.dwTotalPageFile/MB;
#elif (defined PLATFORM_UNIX)
#ifdef PLATFORM_PANDORA
sys_iRAMPhys = 256; // conservative here, there is 256MB models and 512MB...
FILE* esrev = fopen("/etc/powervr-esrev", "r");
if (esrev) {
int rev = 0;
fscanf(esrev,"%d", &rev);
if (rev==3 || rev==5)
sys_iRAMPhys = 512;
fclose(esrev);
};
#else
sys_iRAMPhys = 1; // !!! FIXME: This is bad. Bad. BAD.
#endif
sys_iRAMSwap = 1;
#else
#error Do something with this for your platform.
#endif
}
static void SetupSecondaryStorage(void)
{
#if (defined PLATFORM_WIN32) // !!! FIXME: Abstract this somehow.
// get info on the first disk in system
DWORD dwSerial;
DWORD dwFreeClusters;
DWORD dwClusters;
DWORD dwSectors;
DWORD dwBytes;
char strDrive[] = "C:\\";
strDrive[0] = strExePath[0];
GetVolumeInformationA(strDrive, NULL, 0, &dwSerial, NULL, NULL, NULL, 0);
GetDiskFreeSpaceA(strDrive, &dwSectors, &dwBytes, &dwFreeClusters, &dwClusters);
sys_iHDDSize = ((__int64)dwSectors)*dwBytes*dwClusters/MB;
sys_iHDDFree = ((__int64)dwSectors)*dwBytes*dwFreeClusters/MB;
sys_iHDDMisc = dwSerial;
#elif (defined PLATFORM_UNIX) // !!! FIXME: Uhh...?
sys_iHDDSize = 1;
sys_iHDDFree = 1;
sys_iHDDMisc = 0xDEADBEEF;
#else
#error Do something with this for your platform.
#endif
}
static void InitIFeel(void)
{
// !!! FIXME : rcg12072001 Move this somewhere else.
#ifdef PLATFORM_WIN32
// init IFeel
HWND hwnd = NULL;//GetDesktopWindow();
HINSTANCE hInstance = GetModuleHandle(NULL);
if(IFeel_InitDevice(hInstance,hwnd))
{
CTString strDefaultProject = "Data\\Default.ifr";
// get project file name for this device
CTString strIFeel = IFeel_GetProjectFileName();
// if no file name is returned use default file
if(strIFeel.Length()==0) strIFeel = strDefaultProject;
if(!IFeel_LoadFile(strIFeel))
{
if(strIFeel!=strDefaultProject)
{
IFeel_LoadFile(strDefaultProject);
}
}
CPrintF("\n");
}
#endif
}
static void InitSystemGammaSettings(void)
{
// !!! FIXME: Move this into GfxLibrary...
#ifdef PLATFORM_WIN32
// readout system gamma table
HDC hdc = GetDC(NULL);
BOOL bOK = GetDeviceGammaRamp( hdc, &auwSystemGamma[0]);
_pGfx->gl_ulFlags |= GLF_ADJUSTABLEGAMMA;
if( !bOK) {
_pGfx->gl_ulFlags &= ~GLF_ADJUSTABLEGAMMA;
CPrintF( TRANS("\nWARNING: Gamma, brightness and contrast are not adjustable!\n\n"));
} // done
ReleaseDC( NULL, hdc);
#else
// !!! FIXME : rcg01072002 This CAN be done with SDL, actually. Move this somewhere.
#ifdef PLATFORM_PANDORA
// hacked gamma support
_pGfx->gl_ulFlags |= GLF_ADJUSTABLEGAMMA;
#else
CPrintF( TRANS("\nWARNING: Gamma, brightness and contrast are not adjustable!\n\n"));
#endif
#endif
}
// System specific platform init functions
static void PlatformSpecificInit(void)
{
#if PLATFORM_UNIX
extern SDL_EventType WM_SYSKEYDOWN;
extern SDL_EventType WM_LBUTTONDOWN;
extern SDL_EventType WM_LBUTTONUP;
extern SDL_EventType WM_RBUTTONDOWN;
extern SDL_EventType WM_RBUTTONUP;
extern SDL_EventType WM_PAINT;
WM_SYSKEYDOWN = (SDL_EventType) SDL_RegisterEvents(1);
WM_LBUTTONDOWN = (SDL_EventType) SDL_RegisterEvents(1);
WM_LBUTTONUP = (SDL_EventType) SDL_RegisterEvents(1);
WM_RBUTTONDOWN = (SDL_EventType) SDL_RegisterEvents(1);
WM_RBUTTONUP = (SDL_EventType) SDL_RegisterEvents(1);
WM_PAINT = (SDL_EventType) SDL_RegisterEvents(1);
#endif
}
// startup engine
ENGINE_API void SE_InitEngine(const char *argv0, CTString strGameID)
{
SanityCheckTypes();
PlatformSpecificInit();
const char *gamename = "UnknownGame";
if (strGameID != "")
gamename = (const char *) strGameID;
_pFileSystem = CFileSystem::GetInstance(argv0, gamename); // rcg10082001
#pragma message(">> Remove this from SE_InitEngine : _bWorldEditorApp")
if(strGameID=="SeriousEditor") {
_bWorldEditorApp = TRUE;
}
AnalyzeApplicationPath();
_fnmApplicationPath = CTString(strDirPath);
_fnmApplicationExe = CTString(strExePath);
// rcg01012002 calculate user dir.
char buf[MAX_PATH];
_pFileSystem->GetUserDirectory(buf, sizeof (buf));
_fnmUserDir = CTString(buf);
try {
_fnmApplicationExe.RemoveApplicationPath_t();
} catch (char *strError) {
(void) strError;
ASSERT(FALSE);
}
_pConsole = new CConsole;
if (_strLogFile=="") {
_strLogFile = CTFileName(CTString(strExePath)).FileName();
// chop off end of Unix executable filename... --ryan.
_strLogFile.ReplaceSubstr(CTString("-bin"), CTString(""));
}
_pConsole->Initialize(_fnmUserDir+_strLogFile+".log", 90, 512);
_pAnimStock = new CStock_CAnimData;
_pTextureStock = new CStock_CTextureData;
_pSoundStock = new CStock_CSoundData;
_pModelStock = new CStock_CModelData;
_pEntityClassStock = new CStock_CEntityClass;
_pMeshStock = new CStock_CMesh;
_pSkeletonStock = new CStock_CSkeleton;
_pAnimSetStock = new CStock_CAnimSet;
_pShaderStock = new CStock_CShader;
// rcg11232001 I moved this here so I can register platform-specific cvars.
// init main shell
_pShell = new CShell;
_pShell->Initialize();
_pTimer = new CTimer;
_pGfx = new CGfxLibrary;
_pSound = new CSoundLibrary;
_pInput = new CInput;
_pNetwork = new CNetworkLibrary;
CRCT_Init();
_strEngineBuild.PrintF( TRANS("SeriousEngine Build: %d.%d"), _SE_BUILD_MAJOR, _SE_BUILD_MINOR);
// print basic engine info
CPrintF(TRANSV("--- Serious Engine Startup ---\n"));
CPrintF(" %s\n\n", (const char *) _strEngineBuild);
// print info on the started application
CPrintF(TRANSV("Executable: %s\n"), strExePath);
CPrintF(TRANSV("Assumed engine directory: %s\n"), (const char *) _fnmApplicationPath);
CPrintF("\n");
// report os info
CPrintF(TRANSV("Examining underlying OS...\n"));
PlatformIdentification();
CPrintF("\n");
// (rcg11232001 this is where _pShell was originally created.)
// report CPU
CPrintF(TRANSV("Detecting CPU...\n"));
DetectCPUWrapper();
CPrintF("\n");
// report memory info
extern void ReportGlobalMemoryStatus(void);
ReportGlobalMemoryStatus();
SetupMemoryManager();
// initialize zip semaphore
zip_csLock.cs_iIndex = -1; // not checked for locking order
// rcg10082001 Honestly, all of this is meaningless in a multitasking OS.
// That includes Windows, too.
SetupSecondaryStorage(); /// FIXME: does that name make sense
// add console variables
extern INDEX con_bNoWarnings;
extern INDEX wld_bFastObjectOptimization;
extern INDEX fil_bPreferZips;
extern FLOAT mth_fCSGEpsilon;
_pShell->DeclareSymbol("user INDEX con_bNoWarnings;", (void *) &con_bNoWarnings);
_pShell->DeclareSymbol("user INDEX wld_bFastObjectOptimization;", (void *) &wld_bFastObjectOptimization);
_pShell->DeclareSymbol("user FLOAT mth_fCSGEpsilon;", (void *) &mth_fCSGEpsilon);
_pShell->DeclareSymbol("persistent user INDEX fil_bPreferZips;", (void *) &fil_bPreferZips);
// OS info
_pShell->DeclareSymbol("user const CTString sys_strOS ;", (void *) &sys_strOS);
_pShell->DeclareSymbol("user const INDEX sys_iOSMajor ;", (void *) &sys_iOSMajor);
_pShell->DeclareSymbol("user const INDEX sys_iOSMinor ;", (void *) &sys_iOSMinor);
_pShell->DeclareSymbol("user const INDEX sys_iOSBuild ;", (void *) &sys_iOSBuild);
_pShell->DeclareSymbol("user const CTString sys_strOSMisc;", (void *) &sys_strOSMisc);
// CPU info
_pShell->DeclareSymbol("user const CTString sys_strCPUVendor;", (void *) &sys_strCPUVendor);
_pShell->DeclareSymbol("user const INDEX sys_iCPUType ;", (void *) &sys_iCPUType );
_pShell->DeclareSymbol("user const INDEX sys_iCPUFamily ;", (void *) &sys_iCPUFamily );
_pShell->DeclareSymbol("user const INDEX sys_iCPUModel ;", (void *) &sys_iCPUModel );
_pShell->DeclareSymbol("user const INDEX sys_iCPUStepping ;", (void *) &sys_iCPUStepping);
_pShell->DeclareSymbol("user const INDEX sys_bCPUHasMMX ;", (void *) &sys_bCPUHasMMX );
_pShell->DeclareSymbol("user const INDEX sys_bCPUHasCMOV ;", (void *) &sys_bCPUHasCMOV );
_pShell->DeclareSymbol("user const INDEX sys_iCPUMHz ;", (void *) &sys_iCPUMHz );
_pShell->DeclareSymbol(" const INDEX sys_iCPUMisc ;", (void *) &sys_iCPUMisc );
// RAM info
_pShell->DeclareSymbol("user const INDEX sys_iRAMPhys;", (void *) &sys_iRAMPhys);
_pShell->DeclareSymbol("user const INDEX sys_iRAMSwap;", (void *) &sys_iRAMSwap);
_pShell->DeclareSymbol("user const INDEX sys_iHDDSize;", (void *) &sys_iHDDSize);
_pShell->DeclareSymbol("user const INDEX sys_iHDDFree;", (void *) &sys_iHDDFree);
_pShell->DeclareSymbol(" const INDEX sys_iHDDMisc;", (void *) &sys_iHDDMisc);
// MOD info
_pShell->DeclareSymbol("user const CTString sys_strModName;", (void *) &sys_strModName);
_pShell->DeclareSymbol("user const CTString sys_strModExt;", (void *) &sys_strModExt);
// Stock clearing
extern void FreeUnusedStock(void);
_pShell->DeclareSymbol("user void FreeUnusedStock(void);", (void *) &FreeUnusedStock);
// Timer tick quantum
_pShell->DeclareSymbol("user const FLOAT fTickQuantum;", (FLOAT*)&_pTimer->TickQuantum);
// init MODs and stuff ...
extern void InitStreams(void);
InitStreams();
// keep mod name in sys cvar
sys_strModName = _strModName;
sys_strModExt = _strModExt;
// checking of crc
#if 0
ULONG ulCRCActual = -2;
SLONG ulCRCExpected = -1;
try {
// get the checksum of engine
#ifndef NDEBUG
#define SELFFILE "Bin\\Debug\\EngineD.dll"
#define SELFCRCFILE "Bin\\Debug\\EngineD.crc"
#else
#define SELFFILE "Bin\\Engine.dll"
#define SELFCRCFILE "Bin\\Engine.crc"
#endif
ulCRCActual = GetFileCRC32_t(CTString(SELFFILE));
// load expected checksum from the file on disk
ulCRCExpected = 0;
LoadIntVar(CTString(SELFCRCFILE), ulCRCExpected);
} catch (char *strError) {
CPrintF("%s\n", strError);
}
// if not same
if (ulCRCActual!=ulCRCExpected) {
// don't run
//FatalError(TRANS("Engine CRC is invalid.\nExpected %08x, but found %08x.\n"), ulCRCExpected, ulCRCActual);
}
#endif
_pInput->Initialize();
_pGfx->Init();
_pSound->Init();
if (strGameID!="") {
_pNetwork->Init(strGameID);
// just make classes declare their shell variables
try {
CEntityClass* pec = _pEntityClassStock->Obtain_t(CTString("Classes\\Player.ecl"));
ASSERT(pec != NULL);
_pEntityClassStock->Release(pec); // this must not be a dependency!
// if couldn't find player class
} catch (char *strError) {
FatalError(TRANS("Cannot initialize classes:\n%s"), strError);
}
} else {
_pNetwork = NULL;
}
// mark that default fonts aren't loaded (yet)
_pfdDisplayFont = NULL;
_pfdConsoleFont = NULL;
InitSystemGammaSettings();
InitIFeel(); // on non win32 platforms this will be optimized out if we play our cards right
}
static void PlatformSpecificDeinit(void)
{
// !!! FIXME: Move this into GfxLibrary...
#ifdef PLATFORM_WIN32
// restore system gamma table (if needed)
if( _pGfx->gl_ulFlags&GLF_ADJUSTABLEGAMMA) {
HDC hdc = GetDC(NULL);
BOOL bOK = SetDeviceGammaRamp( hdc, &auwSystemGamma[0]);
//ASSERT(bOK);
ReleaseDC( NULL, hdc);
}
#elif defined(PLATFORM_PANDORA)
// restore default gamma
system("sudo /usr/pandora/scripts/op_gamma.sh 0");
#endif
}
// shutdown entire engine
ENGINE_API void SE_EndEngine(void)
{
PlatformSpecificDeinit();
// free stocks
delete _pEntityClassStock; _pEntityClassStock = NULL;
delete _pModelStock; _pModelStock = NULL;
delete _pSoundStock; _pSoundStock = NULL;
delete _pTextureStock; _pTextureStock = NULL;
delete _pAnimStock; _pAnimStock = NULL;
delete _pMeshStock; _pMeshStock = NULL;
delete _pSkeletonStock; _pSkeletonStock = NULL;
delete _pAnimSetStock; _pAnimSetStock = NULL;
delete _pShaderStock; _pShaderStock = NULL;
// free all memory used by the crc cache
CRCT_Clear();
// shutdown
if( _pNetwork != NULL) { delete _pNetwork; _pNetwork=NULL; }
delete _pInput; _pInput = NULL;
delete _pSound; _pSound = NULL;
delete _pGfx; _pGfx = NULL;
delete _pTimer; _pTimer = NULL;
delete _pShell; _pShell = NULL;
delete _pConsole; _pConsole = NULL;
delete _pFileSystem; _pFileSystem = NULL;
extern void EndStreams(void);
EndStreams();
// shutdown profilers
_sfStats.Clear();
_pfGfxProfile .CountersClear();
_pfGfxProfile .TimersClear();
_pfModelProfile .CountersClear();
_pfModelProfile .TimersClear();
_pfSoundProfile .CountersClear();
_pfSoundProfile .TimersClear();
_pfNetworkProfile .CountersClear();
_pfNetworkProfile .TimersClear();
_pfRenderProfile .CountersClear();
_pfRenderProfile .TimersClear();
_pfWorldEditingProfile .CountersClear();
_pfWorldEditingProfile .TimersClear();
_pfPhysicsProfile .CountersClear();
_pfPhysicsProfile .TimersClear();
// remove default fonts if needed
if( _pfdDisplayFont != NULL) { delete _pfdDisplayFont; _pfdDisplayFont=NULL; }
if( _pfdConsoleFont != NULL) { delete _pfdConsoleFont; _pfdConsoleFont=NULL; }
// deinit IFeel
IFeel_DeleteDevice();
}
// prepare and load some default fonts
ENGINE_API void SE_LoadDefaultFonts(void)
{
_pfdDisplayFont = new CFontData;
_pfdConsoleFont = new CFontData;
// try to load default fonts
try {
_pfdDisplayFont->Load_t( CTFILENAME( "Fonts\\Display3-narrow.fnt"));
_pfdConsoleFont->Load_t( CTFILENAME( "Fonts\\Console1.fnt"));
}
catch (char *strError) {
FatalError( TRANS("Error loading font: %s."), strError);
}
// change fonts' default spacing a bit
_pfdDisplayFont->SetCharSpacing( 0);
_pfdDisplayFont->SetLineSpacing(+1);
_pfdConsoleFont->SetCharSpacing(-1);
_pfdConsoleFont->SetLineSpacing(+1);
_pfdConsoleFont->SetFixedWidth();
}
// updates main windows' handles for windowed mode and fullscreen
ENGINE_API void SE_UpdateWindowHandle( HWND hwndMain)
{
ASSERT( hwndMain!=NULL);
_hwndMain = hwndMain;
_bFullScreen = _pGfx!=NULL && (_pGfx->gl_ulFlags&GLF_FULLSCREEN);
}
#ifdef PLATFORM_WIN32
static BOOL TouchBlock(UBYTE *pubMemoryBlock, INDEX ctBlockSize)
{
#if (defined __MSC_VER)
// cannot pretouch block that are smaller than 64KB :(
ctBlockSize -= 16*0x1000;
if( ctBlockSize<4) return FALSE;
__try {
// 4 times should be just enough
for( INDEX i=0; i<4; i++) {
// must do it in asm - don't know what VC will try to optimize
__asm {
// The 16-page skip is to keep Win 95 from thinking we're trying to page ourselves in
// (we are doing that, of course, but there's no reason we shouldn't) - THANX JOHN! :)
mov esi,dword ptr [pubMemoryBlock]
mov ecx,dword ptr [ctBlockSize]
shr ecx,2
touchLoop:
mov eax,dword ptr [esi]
mov ebx,dword ptr [esi+16*0x1000]
add eax,ebx // BLA, BLA, TROOCH, TRUCH
add esi,4
dec ecx
jnz touchLoop
}
}
}
__except(EXCEPTION_EXECUTE_HANDLER) {
return FALSE;
}
#else
// !!! FIXME: How necessary is this on a system with a good memory manager?
// !!! More importantly, will this help if the system is paging to disk
// !!! like mad anyhow? Leaving this as a no-op for most systems seems safe
// !!! to me. --ryan.
// DG: put this into #ifdef PLATFORM_WIN32 because otherwise the function is not called anyway
#endif
return TRUE;
}
#endif // PLATFORM_WIN32
// pretouch all memory commited by process
BOOL _bNeedPretouch = FALSE;
ENGINE_API extern void SE_PretouchIfNeeded(void)
{
#if (defined PLATFORM_WIN32)
// only if pretouching is needed?
extern INDEX gam_bPretouch;
if( !_bNeedPretouch || !gam_bPretouch) return;
_bNeedPretouch = FALSE;
// set progress bar
SetProgressDescription( TRANS("pretouching"));
CallProgressHook_t(0.0f);
// need to do this two times - 1st for numerations, and 2nd for real (progress bar and that shit)
BOOL bPretouched = TRUE;
INDEX ctFails, ctBytes, ctBlocks;
INDEX ctPassBytes, ctTotalBlocks;
for( INDEX iPass=1; iPass<=2; iPass++)
{
// flush variables
ctFails=0; ctBytes=0; ctBlocks=0; ctTotalBlocks=0;
void *pvNextBlock = NULL;
MEMORY_BASIC_INFORMATION mbi;
// lets walk thru memory blocks
while( VirtualQuery( pvNextBlock, &mbi, sizeof(mbi)))
{
// don't mess with kernel's memory and zero-sized blocks
if( ((ULONG)pvNextBlock)>0x7FFF0000UL || mbi.RegionSize<1) break;
// if this region of memory belongs to our process
BOOL bCanAccess = (mbi.Protect==PAGE_READWRITE); // || (mbi.Protect==PAGE_EXECUTE_READWRITE);
if( mbi.State==MEM_COMMIT && bCanAccess && mbi.Type==MEM_PRIVATE) // && !IsBadReadPtr( mbi.BaseAddress, 1)
{
// increase counters
ctBlocks++;
ctBytes += mbi.RegionSize;
// in first pass we only count
if( iPass==1) goto nextRegion;
// update progress bar
CallProgressHook_t( (FLOAT)ctBytes/ctPassBytes);
// pretouch
ASSERT( mbi.RegionSize>0);
BOOL bOK = TouchBlock((UBYTE *)mbi.BaseAddress, mbi.RegionSize);
if( !bOK) {
// whoops!
ctFails++;
}
// for easier debugging (didn't help much, though)
//Sleep(5);
}
nextRegion:
// advance to next region
pvNextBlock = ((UBYTE*)mbi.BaseAddress) + mbi.RegionSize;
ctTotalBlocks++;
}
// done with one pass
ctPassBytes = ctBytes;
if( (ctPassBytes/1024/1024)>sys_iRAMPhys) {
// not enough RAM, sorry :(
bPretouched = FALSE;
break;
}
}
// report
if( bPretouched) {
// success
CPrintF( TRANS("Pretouched %d KB of memory in %d blocks.\n"), ctBytes/1024, ctBlocks); //, ctTotalBlocks);
} else {
// fail
CPrintF( TRANS("Cannot pretouch due to lack of physical memory (%d KB of overflow).\n"), ctPassBytes/1024-sys_iRAMPhys*1024);
}
// some blocks failed?
if( ctFails>1) CPrintF( TRANS("(%d blocks were skipped)\n"), ctFails);
//_pShell->Execute("StockDump();");
#else
// See dissertation in TouchBlock(). --ryan.
_bNeedPretouch = FALSE;
#endif
}
#if 0
// printout block info
CPrintF("--------\n");
CTString strTmp1, strTmp2;
CPrintF("Base/Alloc Address: 0x%8X / 0x%8X - Size: %d KB\n", mbi.BaseAddress, mbi.AllocationBase, mbi.RegionSize/1024);
switch( mbi.Protect) {
case PAGE_READONLY: strTmp1 = "PAGE_READONLY"; break;
case PAGE_READWRITE: strTmp1 = "PAGE_READWRITE"; break;
case PAGE_WRITECOPY: strTmp1 = "PAGE_WRITECOPY"; break;
case PAGE_EXECUTE: strTmp1 = "PAGE_EXECUTE"; break;
case PAGE_EXECUTE_READ: strTmp1 = "PAGE_EXECUTE_READ"; break;
case PAGE_EXECUTE_READWRITE: strTmp1 = "PAGE_EXECUTE_READWRITE"; break;
case PAGE_GUARD: strTmp1 = "PAGE_GUARD"; break;
case PAGE_NOACCESS: strTmp1 = "PAGE_NOACCESS"; break;
case PAGE_NOCACHE: strTmp1 = "PAGE_NOCACHE"; break;
}
switch( mbi.AllocationProtect) {
case PAGE_READONLY: strTmp2 = "PAGE_READONLY"; break;
case PAGE_READWRITE: strTmp2 = "PAGE_READWRITE"; break;
case PAGE_WRITECOPY: strTmp2 = "PAGE_WRITECOPY"; break;
case PAGE_EXECUTE: strTmp2 = "PAGE_EXECUTE"; break;
case PAGE_EXECUTE_READ: strTmp2 = "PAGE_EXECUTE_READ"; break;
case PAGE_EXECUTE_READWRITE: strTmp2 = "PAGE_EXECUTE_READWRITE"; break;
case PAGE_GUARD: strTmp2 = "PAGE_GUARD"; break;
case PAGE_NOACCESS: strTmp2 = "PAGE_NOACCESS"; break;
case PAGE_NOCACHE: strTmp2 = "PAGE_NOCACHE"; break;
}
CPrintF("Current/Alloc protect: %s / %s\n", strTmp1, strTmp2);
switch( mbi.State) {
case MEM_COMMIT: strTmp1 = "MEM_COMMIT"; break;
case MEM_FREE: strTmp1 = "MEM_FREE"; break;
case MEM_RESERVE: strTmp1 = "MEM_RESERVE"; break;
}
switch( mbi.Type) {
case MEM_IMAGE: strTmp2 = "MEM_IMAGE"; break;
case MEM_MAPPED: strTmp2 = "MEM_MAPPED"; break;
case MEM_PRIVATE: strTmp2 = "MEM_PRIVATE"; break;
}
CPrintF("State/Type: %s / %s\n", strTmp1, strTmp2);
#endif
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