int RunRenderThreads (int nTask, int nThreads)
{
#if USE_OPENMP
return 0;
#else
# if DBG
time_t t0 = 0, t2 = 0;
int nActive;
static int nLockups = 0;
# endif
int i;
if (!gameStates.app.bMultiThreaded)
return 0;
tiRender.nTask = (tRenderTask) nTask;
if (nThreads < 0)
nThreads = gameStates.app.nThreads;
for (i = 0; i < nThreads; i++)
tiRender.ti [i].bExec = 1;
#if DBG
t0 = clock ();
while ((nActive = ThreadsActive (nThreads)) && (clock () - t0 < 1000)) {
G3_SLEEP (0);
if (nActive < nThreads) {
if (!t2)
t2 = clock ();
else if (clock () - t2 > 33) { //slower threads must not take more than 33 ms over the fastest one
PrintLog ("threads locked up (task: %d)\n", nTask);
for (i = 0; i < nThreads; i++)
tiRender.ti [i].bExec = 0;
if (++nLockups > 100) {
gameStates.app.bMultiThreaded = 0;
gameStates.app.nThreads = 1;
}
}
}
}
# else
while (ThreadsActive (nThreads))
G3_SLEEP (0);
# endif
return 1;
#endif
}
void hmp_stop(hmp_file *hmp)
{
MIDIHDR *mhdr;
if (!hmp->stop) {
hmp->stop = 1;
//PumpMessages();
midiStreamStop(hmp->hmidi);
while (hmp->bufs_in_mm)
{
//PumpMessages();
G3_SLEEP(0);
}
}
while ((mhdr = hmp->evbuf)) {
midiOutUnprepareHeader((HMIDIOUT)hmp->hmidi, mhdr, sizeof(MIDIHDR));
hmp->evbuf = mhdr->lpNext;
delete[] mhdr;
mhdr = NULL;
}
if (hmp->hmidi) {
midiStreamClose(hmp->hmidi);
hmp->hmidi = NULL;
}
}
int _CDECL_ SoundThread (void *pThreadId)
{
do {
while (!tiSound.ti.bExec) {
G3_SLEEP (1);
if (tiSound.ti.bDone)
return 0;
}
if (tiSound.nTask == stOpenAudio) {
DigiInit (tiSound.fSlowDown);
}
else if (tiSound.nTask == stCloseAudio) {
DigiExit ();
}
else if (tiSound.nTask == stReconfigureAudio) {
FreeAddonSounds ();
DigiExit ();
DigiInit (tiSound.fSlowDown);
if (tiSound.fSlowDown == 1.0f) {
gameData.songs.tPos = gameData.songs.tSlowDown - gameData.songs.tStart +
2 * (SDL_GetTicks () - gameData.songs.tSlowDown) / gameOpts->gameplay.nSlowMotionSpeedup;
}
else {
gameData.songs.tSlowDown = SDL_GetTicks ();
gameData.songs.tPos = gameData.songs.tSlowDown - gameData.songs.tStart;
}
PlayLevelSong (gameData.missions.nCurrentLevel, 1);
}
tiSound.ti.bExec = 0;
} while (!tiSound.ti.bDone);
return 0;
}
void EndEffectsThread (void)
{
if (!tiEffects.pThread)
return;
tiEffects.bDone = 1;
while (tiEffects.bDone)
G3_SLEEP (0);
tiEffects.pThread = NULL;
}
void EndSoundThread (void)
{
if (tiSound.ti.pThread) {
WaitForSoundThread ();
tiSound.ti.bDone = 1;
G3_SLEEP (100);
//SDL_KillThread (tiSound.ti.pThread);
tiSound.ti.pThread = NULL;
}
}
bool WaitForRenderThreads (void)
{
#if !USE_OPENMP
if (gameStates.app.bMultiThreaded) {
while (tiRender.ti [0].bExec || tiRender.ti [1].bExec)
G3_SLEEP (0); //already running, so wait
return true;
}
#endif
return false;
}
bool WaitForEffectsThread (void)
{
#if !USE_OPENMP
if ((gameStates.app.bMultiThreaded > 1) && tiEffects.pThread) {
while (tiEffects.bExec)
G3_SLEEP (0);
return true;
}
#endif
return false;
}
void EndTranspRenderThread (void)
{
#if TRANSPRENDER_THREADS
tiTranspRender.ti [0].bDone =
tiTranspRender.ti [1].bDone = 1;
G3_SLEEP (10);
for (int i = 0; i < 2; i++) {
if (tiTranspRender.ti [i].pThread) {
//SDL_KillThread (tiTranspRender.ti [0].pThread);
tiTranspRender.ti [i].pThread = NULL;
}
}
#endif
}
void DonationNotification (void)
{
if (gameConfig.nTotalTime > (25 * 60)) { // played for more than 25 hours
SetScreenMode (SCREEN_MENU);
int nFade = gameOpts->menus.nFade;
gameOpts->menus.nFade = 250;
messageBox.Show (TXT_PLEASE_DONATE);
G3_SLEEP (10000);
gameOpts->menus.nFade = 500;
messageBox.Clear ();
gameOpts->menus.nFade = nFade;
gameConfig.nTotalTime = 0; // only display after another 25 hours
}
}
float CoronaVisibility (int nQuery)
{
GLuint nSamples = 0;
GLint bAvailable = 0;
int nAttempts = 2;
float fIntensity;
#if DBG
GLint nError;
#endif
if (! (ogl.m_states.bOcclusionQuery && nQuery) || (CoronaStyle () != 1))
return 1;
if (! (gameStates.render.bQueryCoronas || gameData.render.lights.coronaSamples [nQuery - 1]))
return 0;
for (;;) {
glGetQueryObjectiv (gameData.render.lights.coronaQueries [nQuery - 1], GL_QUERY_RESULT_AVAILABLE_ARB, &bAvailable);
if (glGetError ()) {
#if DBG
glGetQueryObjectiv (gameData.render.lights.coronaQueries [nQuery - 1], GL_QUERY_RESULT_AVAILABLE_ARB, &bAvailable);
if ((nError = glGetError ()))
#endif
return 0;
}
if (bAvailable)
break;
if (!--nAttempts)
return 0;
G3_SLEEP (1);
};
glGetQueryObjectuiv (gameData.render.lights.coronaQueries [nQuery - 1], GL_QUERY_RESULT_ARB, &nSamples);
if (glGetError ())
return 0;
if (gameStates.render.bQueryCoronas == 1) {
#if DBG
if (!nSamples) {
GLint nBits;
glGetQueryiv (GL_SAMPLES_PASSED, GL_QUERY_COUNTER_BITS, &nBits);
glGetQueryObjectuiv (gameData.render.lights.coronaQueries [nQuery - 1], GL_QUERY_RESULT_ARB, &nSamples);
}
#endif
return (float) (gameData.render.lights.coronaSamples [nQuery - 1] = nSamples);
}
fIntensity = (float) nSamples / (float) gameData.render.lights.coronaSamples [nQuery - 1];
#if DBG
if (fIntensity > 1)
fIntensity = 1;
#endif
return (fIntensity > 1) ? 1 : (float) sqrt (fIntensity);
}
int RunEmitterThread (tParticleEmitter *emitterP, int nCurTime, tRenderTask nTask)
{
int i;
if (!gameStates.app.bMultiThreaded)
return 0;
while (tiRender.ti [0].bExec && tiRender.ti [1].bExec)
G3_SLEEP (0);
i = tiRender.ti [0].bExec ? 1 : 0;
tiRender.emitters [i] = emitterP;
tiRender.nCurTime [i] = nCurTime;
tiRender.nTask = nTask;
tiRender.ti [i].bExec = 1;
return 1;
}
int _CDECL_ EffectsThread (void *pThreadId)
{
do {
while (!tiEffects.bExec) {
G3_SLEEP (0);
if (tiEffects.bDone) {
tiEffects.bDone = 0;
return 0;
}
}
DoParticleFrame ();
lightningManager.DoFrame ();
sparkManager.DoFrame ();
tiEffects.bExec = 0;
} while (!tiEffects.bDone);
tiEffects.bDone = 0;
return 0;
}
void StartSoundThread (void)
{
#if 1
if (!tiSound.ti.pThread) {
#else
if (gameData.app.bUseMultiThreading [rtSound] && !tiSound.ti.pThread) {
#endif
memset (&tiSound, 0, sizeof (tiSound));
tiSound.ti.nId = 0;
tiSound.ti.pThread = SDL_CreateThread (SoundThread, &tiSound.ti.nId);
}
}
//------------------------------------------------------------------------------
void EndSoundThread (void)
{
if (tiSound.ti.pThread) {
WaitForSoundThread ();
tiSound.ti.bDone = 1;
do {
G3_SLEEP (1);
} while (tiSound.ti.bDone);
//SDL_KillThread (tiSound.ti.pThread);
tiSound.ti.pThread = NULL;
}
}
//------------------------------------------------------------------------------
void ControlSoundThread (void)
{
#if 1
StartSoundThread ();
#else
if (gameStates.app.bMultiThreaded) {
if (gameData.app.bUseMultiThreading [rtSound])
StartSoundThread ();
else
EndSoundThread ();
}
#endif
}
void EndRenderThreads (void)
{
if (!gameStates.app.bMultiThreaded)
return;
#if !USE_OPENMP
for (int i = 0; i < gameStates.app.nThreads; i++)
tiRender.ti [i].bDone = 1;
G3_SLEEP (10);
for (int i = 0; i < gameStates.app.nThreads; i++) {
if (tiRender.ti [i].pThread) {
//SDL_KillThread (tiRender.ti [0].pThread);
tiRender.ti [i].pThread = NULL;
}
}
SDL_DestroyMutex (tiRender.semaphore);
tiRender.semaphore = NULL;
EndTranspRenderThread ();
#endif
EndEffectsThread ();
}
int _CDECL_ TranspRenderThread (void *pThreadId)
{
#if TRANSPRENDER_THREADS
do {
while (!(tiTranspRender.ti [0].bExec || tiTranspRender.ti [1].bExec))
G3_SLEEP (0);
for (int i = 0; i < 2; i++) {
if (tiTranspRender.ti [i].bExec) {
transparencyRenderer.Add ((tTranspItemType) tiTranspRender.itemData [i].nType,
&tiTranspRender.itemData [i].item,
tiTranspRender.itemData [i].nSize,
tiTranspRender.itemData [i].nDepth,
tiTranspRender.itemData [i].nIndex);
tiTranspRender.ti [i].bExec = 0;
}
}
} while (!(tiTranspRender.ti [0].bDone && tiTranspRender.ti [1].bDone));
#endif
return 0;
}
void BadHardwareNotification (void)
{
#if 1//!DBG
if (!ogl.m_states.bShadersOk && (gameConfig.nVersion != D2X_IVER)) {
SetScreenMode (SCREEN_MENU);
int nFade = gameOpts->menus.nFade;
gameOpts->menus.nFade = 250;
#if 1
for (int i = 0; i < 2; i++) { // make the message flash a few times
messageBox.Show (TXT_BAD_HARDWARE);
messageBox.Clear ();
}
#endif
messageBox.Show (TXT_BAD_HARDWARE);
G3_SLEEP (4000);
gameOpts->menus.nFade = 500;
messageBox.Clear ();
gameOpts->menus.nFade = nFade;
gameConfig.nVersion = D2X_IVER;
}
#endif
}
int CTransparencyRenderer::AddMT (tTranspItemType nType, void *itemData, int itemSize, int nDepth, int nIndex, int nThread)
{
if (!gameStates.app.bMultiThreaded || (nThread < 0) || !gameData.app.bUseMultiThreading [rtTranspRender])
return Add (nType, itemData, itemSize, nDepth, nIndex);
#if UNIFY_THREADS
WaitForRenderThreads ();
#else
while (tiTranspRender.ti [nThread].bExec)
G3_SLEEP (0);
#endif
tiTranspRender.itemData [nThread].nType = nType;
tiTranspRender.itemData [nThread].nSize = itemSize;
tiTranspRender.itemData [nThread].nDepth = nDepth;
tiTranspRender.itemData [nThread].nIndex = nIndex;
memcpy (&tiTranspRender.itemData [nThread].item, itemData, itemSize);
#if UNIFY_THREADS
RunRenderThreads (rtTranspRender, 2);
#else
tiTranspRender.ti [nThread].bExec = 1;
#endif
return 1;
}
int KeyInKeyTime (fix * time)
{
int key = 0;
int bLegacy = gameOpts->legacy.bInput;
gameOpts->legacy.bInput = 1;
if (!bInstalled)
KeyInit ();
event_poll (SDL_KEYDOWNMASK | SDL_KEYUPMASK);
if (keyData.nKeyTail != keyData.nKeyHead) {
key = keyData.keyBuffer [keyData.nKeyHead];
if (key == KEY_CTRLED + KEY_ALTED + KEY_ENTER)
exit (0);
keyData.nKeyHead = KeyAddKey(keyData.nKeyHead);
if (time)
*time = keyData.xTimePressed [keyData.nKeyHead];
}
else if (!time)
G3_SLEEP (0);
gameOpts->legacy.bInput = bLegacy;
return key;
}
int _CDECL_ SoundThread (void *pThreadId)
{
do {
while (!tiSound.ti.bExec) {
G3_SLEEP (1);
if (tiSound.ti.bDone) {
tiSound.ti.bDone = 0;
return 0;
}
}
if (tiSound.nTask == stOpenAudio) {
audio.Setup (tiSound.fSlowDown);
}
else if (tiSound.nTask == stCloseAudio) {
audio.Shutdown ();
}
else if (tiSound.nTask == stReconfigureAudio) {
FreeAddonSounds ();
audio.Shutdown ();
audio.Setup (tiSound.fSlowDown);
if (tiSound.fSlowDown == 1.0f) {
songManager.SetPos (songManager.SlowDown () - songManager.Start () +
2 * (SDL_GetTicks () - songManager.SlowDown ()) / gameOpts->gameplay.nSlowMotionSpeedup);
songManager.SetSlowDown (0);
}
else {
songManager.SetSlowDown (SDL_GetTicks ());
songManager.SetPos (songManager.SlowDown () - songManager.Start ());
}
songManager.PlayLevelSong (gameData.missions.nCurrentLevel, 1, false);
}
tiSound.ti.bExec = 0;
} while (!tiSound.ti.bDone);
tiSound.ti.bDone = 0;
return 0;
}
int PiggyBitmapPageIn (int bmi, int bD1, bool bHires)
{
CBitmap* bmP, * bmoP;
int i, bmiSave;
//bD1 = gameStates.app.bD1Mission;
bmiSave = 0;
#if 0
Assert (bmi >= 0);
Assert (bmi < MAX_BITMAP_FILES);
Assert (bmi < gameData.pig.tex.nBitmaps [bD1]);
Assert (bitmapCacheSize > 0);
#endif
if (bmi < 1)
return 0;
if (bmi >= MAX_BITMAP_FILES)
return 0;
if (bmi >= gameData.pig.tex.nBitmaps [bD1])
return 0;
if (bitmapOffsets [bD1][bmi] == 0)
return 0; // A read-from-disk bmi!!!
#if DBG
if (bmi == nDbgTexture)
nDbgTexture = nDbgTexture;
#endif
bmP = &gameData.pig.tex.bitmaps [bD1][bmi];
if ((bmoP = bmP->Override ()))
bmP = bmoP;
while (0 > (i = PageInBitmap (bmP, gameData.pig.tex.bitmapFiles [bD1][bmi].name, bmi, bD1, bHires)))
G3_SLEEP (0);
if (!i)
return 0;
gameData.pig.tex.bitmaps [bD1][bmi].DelFlags (BM_FLAG_PAGED_OUT);
return 1;
}
void WaitForSoundThread (void)
{
//time_t t1 = SDL_GetTicks ();
while (tiSound.ti.pThread && tiSound.ti.bExec /*&& (SDL_GetTicks () - t1 < 1000)*/)
G3_SLEEP (1);
}
int _CDECL_ RenderThread (void *pThreadId)
{
int nId = *reinterpret_cast<int*> (pThreadId);
int nStart, nEnd;
#ifdef _WIN32
HGLRC myContext = 0;
#endif
do {
while (!tiRender.ti [nId].bExec) {
G3_SLEEP (0);
if (tiRender.ti [nId].bDone)
return 0;
}
if (tiRender.nTask == rtSortSegZRef) {
ComputeThreadRange (nId, gameData.render.mine.nRenderSegs, nStart, nEnd);
QSortSegZRef (nStart, nEnd);
}
else if (tiRender.nTask == rtInitSegZRef) {
ComputeThreadRange (nId, gameData.render.mine.nRenderSegs, nStart, nEnd);
InitSegZRef (nStart, nEnd, nId);
}
else if (tiRender.nTask == rtStaticVertLight) {
ComputeThreadRange (nId, gameData.segs.nVertices, nStart, nEnd);
lightManager.GatherStaticVertexLights (nStart, nEnd, nId);
}
else if (tiRender.nTask == rtComputeFaceLight) {
if (gameStates.render.bTriangleMesh || !gameStates.render.bApplyDynLight || (gameData.render.mine.nRenderSegs < gameData.segs.nSegments)) {
// special handling:
// tiMiddle is the index at which an equal number of visible faces is both at indices below and above it
// use it to balance thread load
if (gameStates.app.nThreads & 1) {
ComputeThreadRange (nId, gameData.render.mine.nRenderSegs, nStart, nEnd);
ComputeFaceLight (nStart, nEnd, nId);
}
else {
int nPivot = gameStates.app.nThreads / 2;
if (nId < nPivot) {
ComputeThreadRange (nId, tiRender.nMiddle, nStart, nEnd, nPivot);
ComputeFaceLight (nStart, nEnd, nId);
}
else {
ComputeThreadRange (nId - nPivot, gameData.render.mine.nRenderSegs - tiRender.nMiddle, nStart, nEnd, nPivot);
ComputeFaceLight (nStart + tiRender.nMiddle, nEnd + tiRender.nMiddle, nId);
}
}
}
else {
if (gameStates.app.bEndLevelSequence < EL_OUTSIDE)
ComputeThreadRange (nId, gameData.segs.nFaces, nStart, nEnd);
else
ComputeThreadRange (nId, gameData.segs.nSegments, nStart, nEnd);
ComputeFaceLight (nStart, nEnd, nId);
}
}
else if (tiRender.nTask == rtPolyModel) {
short iVerts, nVerts, iFaceVerts, nFaceVerts;
if (nId) {
nVerts = tiRender.pm->m_nVerts;
iVerts = nVerts / 2;
nFaceVerts = tiRender.pm->m_nFaceVerts;
iFaceVerts = nFaceVerts / 2;
}
else {
iVerts = 0;
nVerts = tiRender.pm->m_nVerts / 2;
iFaceVerts = 0;
nFaceVerts = tiRender.pm->m_nFaceVerts / 2;
}
G3DynLightModel (tiRender.objP, tiRender.pm, iVerts, nVerts, iFaceVerts, nFaceVerts);
}
else if (tiRender.nTask == rtLightmap)
lightmapManager.Build (nId);
else if (tiRender.nTask == rtParticles)
particleManager.SetupParticles (nId);
tiRender.ti [nId].bExec = 0;
} while (!tiRender.ti [nId].bDone);
#ifdef _WIN32
if (myContext)
wglDeleteContext (myContext);
#endif
return 0;
}
//Process selected keys until game unpaused. returns key that left pause (p or esc)
int DoGamePause (void)
{
int key = 0;
int bScreenChanged;
char msg [1000];
char totalTime [9], xLevelTime [9];
if (gameData.app.bGamePaused) { //unpause!
gameData.app.bGamePaused = 0;
gameStates.app.bEnterGame = 1;
#if defined (TACTILE)
if (TactileStick)
EnableForces();
#endif
return KEY_PAUSE;
}
if (gameData.app.nGameMode & GM_NETWORK) {
DoShowNetgameHelp();
return (KEY_PAUSE);
}
else if (gameData.app.nGameMode & GM_MULTI) {
HUDInitMessage (TXT_MODEM_PAUSE);
return (KEY_PAUSE);
}
PauseGame ();
SetPopupScreenMode ();
paletteManager.LoadEffect ();
formatTime (totalTime, X2I (LOCALPLAYER.timeTotal) + LOCALPLAYER.hoursTotal * 3600);
formatTime (xLevelTime, X2I (LOCALPLAYER.timeLevel) + LOCALPLAYER.hoursLevel * 3600);
if (gameData.demo.nState!=ND_STATE_PLAYBACK)
sprintf (msg, TXT_PAUSE_MSG1, GAMETEXT (332 + gameStates.app.nDifficultyLevel),
LOCALPLAYER.hostages.nOnBoard, xLevelTime, totalTime);
else
sprintf (msg, TXT_PAUSE_MSG2, GAMETEXT (332 + gameStates.app.nDifficultyLevel),
LOCALPLAYER.hostages.nOnBoard);
if (!gameOpts->menus.nStyle) {
gameStates.menus.nInMenu++;
GameRenderFrame ();
gameStates.menus.nInMenu--;
}
messageBox.Show (pszPauseMsg = msg, false);
GrabMouse (0, 0);
while (gameData.app.bGamePaused) {
if (!(gameOpts->menus.nStyle && gameStates.app.bGameRunning))
key = KeyGetChar();
else {
gameStates.menus.nInMenu++;
while (!(key = KeyInKey ())) {
GameRenderFrame ();
paletteManager.LoadEffect (NULL);
messageBox.Render ();
G3_SLEEP (1);
}
gameStates.menus.nInMenu--;
}
#if DBG
HandleTestKey(key);
#endif
bScreenChanged = HandleSystemKey (key);
HandleVRKey (key);
if (bScreenChanged) {
GameRenderFrame ();
messageBox.Render ();
#if 0
show_extraViews ();
if ((gameStates.render.cockpit.nType == CM_FULL_COCKPIT) || (gameStates.render.cockpit.nType == CM_STATUS_BAR))
RenderGauges();
#endif
}
}
GrabMouse (1, 0);
messageBox.Clear ();
ResumeGame ();
return key;
}
short TerminateWinsock ()
{
G3_SLEEP(50);
G3_SLEEP(50);
return (WSACleanup() == SOCKET_ERROR ? WSAGetLastError () : 0);
}
void CalcFrameTime (void)
{
if (gameData.app.bGamePaused) {
gameData.time.xLast = TimerGetFixedSeconds ();
gameData.time.xFrame = 0;
gameData.time.xRealFrame = 0;
return;
}
fix timerValue,
xLastFrameTime = gameData.time.xFrame;
GetSlowTicks ();
#if EXACT_FRAME_TIME
static float fSlack = 0;
int nFrameTime, nMinFrameTime, nDeltaTime;
if (MAXFPS <= 1)
nDeltaTime = 0;
else {
#ifdef RELEASE
if (!gameOpts->app.bExpertMode && (gameOpts->render.nMaxFPS > 1))
gameOpts->render.nMaxFPS = MAX_FRAMERATE;
#endif
if (!gameData.time.tLast)
nDeltaTime = 0;
else {
nFrameTime = gameStates.app.nSDLTicks - gameData.time.tLast;
nMinFrameTime = 1000 / MAXFPS;
nDeltaTime = nMinFrameTime - nFrameTime;
fSlack += 1000.0f / MAXFPS - nMinFrameTime;
if (fSlack >= 1) {
nDeltaTime += int (fSlack);
fSlack -= int (fSlack);
}
if (0 < nDeltaTime)
G3_SLEEP (nDeltaTime);
}
}
timerValue = MSEC2X (gameStates.app.nSDLTicks);
#else
fix xMinFrameTime = ((MAXFPS > 1) ? I2X (1) / MAXFPS : 1);
do {
timerValue = TimerGetFixedSeconds ();
gameData.time.xFrame = timerValue - gameData.time.xLast;
if (MAXFPS < 2)
break;
G3_SLEEP (1);
} while (gameData.time.xFrame < xMinFrameTime);
#endif
gameData.time.xFrame = timerValue - gameData.time.xLast;
gameData.time.xRealFrame = gameData.time.xFrame;
if (gameStates.app.cheats.bTurboMode)
gameData.time.xFrame *= 2;
gameData.time.xLast = timerValue;
#if EXACT_FRAME_TIME
gameData.time.tLast = gameStates.app.nSDLTicks;
if (nDeltaTime > 0)
gameData.time.tLast += nDeltaTime;
#else
gameData.time.tLast = SDL_GetTicks ();
#endif
if (gameData.time.xFrame < 0) //if bogus frametimed:\temp\dm_test.
gameData.time.xFrame = xLastFrameTime; //d:\temp\dm_test.then use time from last frame
#if Arcade_mode
gameData.time.xFrame /= 2;
#endif
#if defined (TIMER_TEST) && defined (_DEBUG)
gameData.time.xStops = gameData.time.xStarts = 0;
#endif
// Set value to determine whether homing missile can see target.
// The lower frametime is, the more likely that it can see its target.
if (gameStates.limitFPS.bHomers)
xMinTrackableDot = MIN_TRACKABLE_DOT;
else if (gameData.time.xFrame <= I2X (1)/64)
xMinTrackableDot = MIN_TRACKABLE_DOT; // -- 3* (I2X (1) - MIN_TRACKABLE_DOT)/4 + MIN_TRACKABLE_DOT;
else if (gameData.time.xFrame < I2X (1)/32)
xMinTrackableDot = MIN_TRACKABLE_DOT + I2X (1)/64 - 2*gameData.time.xFrame; // -- FixMul (I2X (1) - MIN_TRACKABLE_DOT, I2X (1)-4*gameData.time.xFrame) + MIN_TRACKABLE_DOT;
else if (gameData.time.xFrame < I2X (1)/4)
xMinTrackableDot = MIN_TRACKABLE_DOT + I2X (1)/64 - I2X (1)/16 - gameData.time.xFrame; // -- FixMul (I2X (1) - MIN_TRACKABLE_DOT, I2X (1)-4*gameData.time.xFrame) + MIN_TRACKABLE_DOT;
else
xMinTrackableDot = MIN_TRACKABLE_DOT + I2X (1)/64 - I2X (1)/8;
}
//if filename passed is NULL, show Normal credits
void ShowCredits(char *credits_filename)
{
int i, j, l, bDone;
CFile cf;
char buffer [NUM_LINES_HIRES][80];
grsBitmap bmBackdrop;
int nPcxError;
unsigned int nLine = 0;
unsigned int nXlLine = 0;
fix xTimeout, xDelay = X2I (2800 * 1000);
int nFirstLineOffs, nExtraInc = 0;
int bBinary = 0;
char *pszTemp;
char filename [32];
int xOffs, yOffs;
box dirtyBox [NUM_LINES_HIRES];
gsrCanvas *creditsOffscreenBuf = NULL;
gsrCanvas *saveCanv = grdCurCanv;
// Clear out all tex buffer lines.
memset (buffer, 0, sizeof (buffer));
memset (dirtyBox, 0, sizeof (dirtyBox));
sprintf(filename, "%s", CREDITS_FILE);
bBinary = 0;
if (credits_filename) {
strcpy(filename,credits_filename);
bBinary = 1;
}
if (!cf.Open (filename, gameFolders.szDataDir, "rb", 0)) {
char nfile [32];
if (credits_filename)
return; //ok to not find special filename
if ((pszTemp = strchr (filename, '.')))
*pszTemp = '\0';
sprintf (nfile, "%s.txb", filename);
if (!cf.Open (nfile, gameFolders.szDataDir, "rb", 0))
Error("Missing CREDITS.TEX and CREDITS.TXB &cf\n");
bBinary = 1;
}
SetScreenMode(SCREEN_MENU);
xOffs = (grdCurCanv->cvBitmap.bmProps.w - 640) / 2;
yOffs = (grdCurCanv->cvBitmap.bmProps.h - 480) / 2;
if (xOffs < 0)
xOffs = 0;
if (yOffs < 0)
yOffs = 0;
creditsPalette = GrUsePaletteTable("credits.256", NULL);
GrPaletteStepLoad (NULL);
header_font = GrInitFont(gameStates.menus.bHires ? (char *) "font1-1h.fnt" : (char *) "font1-1.fnt");
title_font = GrInitFont(gameStates.menus.bHires ? (char *) "font2-3h.fnt" : (char *) "font2-3.fnt");
names_font = GrInitFont(gameStates.menus.bHires ? (char *) "font2-2h.fnt" : (char *) "font2-2.fnt");
bmBackdrop.bmTexBuf = NULL;
bmBackdrop.bmPalette = NULL;
//MWA Made bmBackdrop bitmap linear since it should always be. the current canvas may not
//MWA be linear, so we can't rely on grdCurCanv->cvBitmap->bmProps.nType.
nPcxError = PCXReadBitmap ((char *) CREDITS_BACKGROUND_FILENAME, &bmBackdrop, BM_LINEAR, 0);
if (nPcxError != PCX_ERROR_NONE) {
cf.Close();
return;
}
SongsPlaySong(SONG_CREDITS, 1);
GrRemapBitmapGood(&bmBackdrop, NULL, -1, -1);
if (!gameOpts->menus.nStyle) {
GrSetCurrentCanvas(NULL);
GrBitmap(xOffs,yOffs,&bmBackdrop);
if ((grdCurCanv->cvBitmap.bmProps.w > 640) || (grdCurCanv->cvBitmap.bmProps.h > 480)) {
GrSetColorRGBi (RGBA_PAL (0,0,32));
GrUBox(xOffs,yOffs,xOffs+bmBackdrop.bmProps.w+1,yOffs+bmBackdrop.bmProps.h+1);
}
}
GrPaletteFadeIn(NULL, 32, 0);
// Create a new offscreen buffer for the credits screen
//MWA Let's be a little smarter about this and check the VR_offscreen buffer
//MWA for size to determine if we can use that buffer. If the game size
//MWA matches what we need, then lets save memory.
if (gameStates.menus.bHires && !gameOpts->menus.nStyle && gameStates.render.vr.buffers.offscreen->cv_w == 640)
creditsOffscreenBuf = gameStates.render.vr.buffers.offscreen;
else if (gameStates.menus.bHires)
creditsOffscreenBuf = GrCreateCanvas(640,480);
else
creditsOffscreenBuf = GrCreateCanvas(320,200);
if (!creditsOffscreenBuf)
Error("Not enough memory to allocate Credits Buffer.");
creditsOffscreenBuf->cvBitmap.bmPalette = grdCurCanv->cvBitmap.bmPalette;
if (gameOpts->menus.nStyle)
creditsOffscreenBuf->cvBitmap.bmProps.flags |= BM_FLAG_TRANSPARENT;
KeyFlush ();
bDone = 0;
nFirstLineOffs = 0;
xTimeout = SDL_GetTicks () + xDelay;
glEnable (GL_BLEND);
glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
gameStates.menus.nInMenu = 1;
while (1) {
int k;
do {
nLine = (nLine + 1) % NUM_LINES;
get_line:;
if (cf.GetS (buffer [nLine], 80)) {
char *p = buffer [nLine];
if (bBinary) // is this a binary tbl &cf
for (i = (int) strlen (buffer [nLine]); i > 0; i--, p++)
*p = EncodeRotateLeft ((char) (EncodeRotateLeft (*p) ^ BITMAP_TBL_XOR));
p = buffer [nLine];
if (*p == ';')
goto get_line;
if (*p == '%') {
if (p [1] == ALLOWED_CHAR)
strcpy (p, p + 2);
else
goto get_line;
}
if ((p = strchr (buffer [nLine], '\n')))
*p = '\0';
}
else if (nXlLine < NUM_XL_LINES) {
strcpy (buffer [nLine], xlCredits [nXlLine++]);
}
else {
//fseek(&cf, 0, SEEK_SET);
buffer [nLine][0] = 0;
bDone++;
}
} while (nExtraInc--);
nExtraInc = 0;
//PrintLog ("%s\n", buffer [nLine]);
for (i = 0; i < ROW_SPACING; i += gameStates.menus.bHires + 1) {
int y;
if (gameOpts->menus.nStyle) {
GrSetCurrentCanvas (NULL);
ShowFullscreenImage (&bmBackdrop);
// GrUpdate (0);
#if 0
if ((grdCurCanv->cvBitmap.bmProps.w > 640) || (grdCurCanv->cvBitmap.bmProps.h > 480)) {
GrSetColorRGBi (RGBA_PAL (0,0,32));
GrUBox (xOffs, yOffs, xOffs + bmBackdrop. bmProps.w + 1, yOffs + bmBackdrop.bmProps.h + 1);
}
#endif
}
y = nFirstLineOffs - i;
GrSetCurrentCanvas (creditsOffscreenBuf);
if (gameOpts->menus.nStyle)
GrClearCanvas (0);
else
GrBitmap (0, 0, &bmBackdrop);
for (j = 0; j < NUM_LINES; j++) {
char *s;
l = (nLine + j + 1) % NUM_LINES;
s = buffer [l];
if (s[0] == '!')
s++;
else if (s[0] == '$') {
grdCurCanv->cvFont = header_font;
s++;
}
else if (s[0] == '*') {
grdCurCanv->cvFont = title_font;
s++;
}
else
grdCurCanv->cvFont = names_font;
grBitBltFadeTable = (gameStates.menus.bHires ? fadeValues_hires : fadeValues);
pszTemp = strchr (s, '\t');
if (pszTemp) { // Wacky Credits thing
int w, h, aw, w2, x1, x2;
*pszTemp = 0;
GrGetStringSize(s, &w, &h, &aw);
x1 = ((gameStates.menus.bHires?320:160)-w)/2;
cr_gr_printf (x1 , y, s);
GrGetStringSize (pszTemp + 1, &w2, &h, &aw);
x2 = (gameStates.menus.bHires ? 320 : 160) + (((gameStates.menus.bHires ? 320 : 160) - w2) / 2);
cr_gr_printf(x2, y, &pszTemp[1]);
dirtyBox [j].left = ((gameStates.menus.bHires?320:160)-w)/2;
dirtyBox [j].top = y;
dirtyBox [j].width =(x2+w2)-x1;
dirtyBox [j].height = h;
*pszTemp = '\t';
}
else {
// Wacky Fast Credits thing
int w, h, aw;
GrGetStringSize (s, &w, &h, &aw);
dirtyBox [j].width = w;
dirtyBox [j].height = h;
dirtyBox [j].top = y;
dirtyBox [j].left = ((gameStates.menus.bHires?640:320) - w) / 2;
cr_gr_printf (0x8000, y, s);
}
grBitBltFadeTable = NULL;
if (buffer[l][0] == '!')
y += ROW_SPACING / 2;
else
y += ROW_SPACING;
}
if (gameOpts->menus.nStyle)
GrSetCurrentCanvas (NULL);
{ // Wacky Fast Credits Thing
box *newBox;
grsBitmap *tempBmP;
for (j = 0; j < NUM_LINES; j++) {
newBox = dirtyBox + j;
tempBmP = &creditsOffscreenBuf->cvBitmap;
GrBmBitBlt (newBox->width + 1, newBox->height +4,
newBox->left + xOffs, newBox->top + yOffs,
newBox->left, newBox->top,
tempBmP, &grdCurScreen->scCanvas.cvBitmap);
}
}
GrUpdate (0);
#if 1
{
int t = xTimeout - SDL_GetTicks ();
if (t > 0)
G3_SLEEP (t);
xTimeout = SDL_GetTicks () + xDelay;
}
#endif
//see if redbook song needs to be restarted
SongsCheckRedbookRepeat();
k = KeyInKey ();
#if DBG
if (k == KEY_BACKSP) {
Int3();
k = 0;
}
#endif
if ((k == KEY_PRINT_SCREEN) || (k == KEY_ALTED+KEY_F9)) {
gameStates.app.bSaveScreenshot = 1;
SaveScreenShot (NULL, 0);
k = 0;
}
else if (k == KEY_PADPLUS)
xDelay /= 2;
else if (k == KEY_PADMINUS) {
if (xDelay)
xDelay *= 2;
else
xDelay = 1;
}
else if ((k == KEY_ESC) || (bDone > NUM_LINES)) {
GrCloseFont (header_font);
GrCloseFont (title_font);
GrCloseFont (names_font);
GrPaletteFadeOut (NULL, 32, 0);
GrUsePaletteTable (D2_DEFAULT_PALETTE, NULL);
D2_FREE (bmBackdrop.bmTexBuf);
cf.Close ();
GrSetCurrentCanvas (saveCanv);
SongsPlaySong (SONG_TITLE, 1);
if (creditsOffscreenBuf != gameStates.render.vr.buffers.offscreen)
GrFreeCanvas (creditsOffscreenBuf);
glDisable (GL_BLEND);
gameStates.menus.nInMenu = 0;
return;
}
}
if (buffer [(nLine + 1) % NUM_LINES][0] == '!') {
nFirstLineOffs -= ROW_SPACING - ROW_SPACING / 2;
if (nFirstLineOffs <= -ROW_SPACING) {
nFirstLineOffs += ROW_SPACING;
nExtraInc++;
}
}
}
}
