/**
* Called from scroll process - Scrolls the image as appropriate.
*/
static void ScrollImage() {
int OldLoffset = 0, OldToffset = 0; // Used when keeping cursor on a tag
int Loffset, Toffset;
int curX, curY;
// get background offsets
PlayfieldGetPos(FIELD_WORLD, &Loffset, &Toffset);
/*
* Keeping cursor on a tag?
*/
if (g_ScrollCursor) {
GetCursorXYNoWait(&curX, &curY, true);
if (InPolygon(curX, curY, TAG) != NOPOLY || InPolygon(curX, curY, EXIT) != NOPOLY) {
OldLoffset = Loffset;
OldToffset = Toffset;
} else
g_ScrollCursor = false;
}
/*
* Horizontal scrolling
*/
if (g_LeftScroll > 0) {
g_LeftScroll -= g_scrollPixelsX;
if (g_LeftScroll < 0) {
Loffset += g_LeftScroll;
g_LeftScroll = 0;
}
Loffset += g_scrollPixelsX; // Move right
if (Loffset > g_ImageW - SCREEN_WIDTH)
Loffset = g_ImageW - SCREEN_WIDTH;// Now at extreme right
/*** New feature to prop up rickety scroll boundaries ***/
if (TinselV2 && SysVar(SV_MaximumXoffset) && (Loffset > SysVar(SV_MaximumXoffset)))
Loffset = SysVar(SV_MaximumXoffset);
} else if (g_LeftScroll < 0) {
g_LeftScroll += g_scrollPixelsX;
if (g_LeftScroll > 0) {
Loffset += g_LeftScroll;
g_LeftScroll = 0;
}
Loffset -= g_scrollPixelsX; // Move left
if (Loffset < 0)
Loffset = 0; // Now at extreme left
/*** New feature to prop up rickety scroll boundaries ***/
if (TinselV2 && SysVar(SV_MinimumXoffset) && (Loffset < SysVar(SV_MinimumXoffset)))
Loffset = SysVar(SV_MinimumXoffset);
}
/*
* Vertical scrolling
*/
if (g_DownScroll > 0) {
g_DownScroll -= g_scrollPixelsY;
if (g_DownScroll < 0) {
Toffset += g_DownScroll;
g_DownScroll = 0;
}
Toffset += g_scrollPixelsY; // Move down
if (Toffset > g_ImageH - SCREEN_HEIGHT)
Toffset = g_ImageH - SCREEN_HEIGHT;// Now at extreme bottom
/*** New feature to prop up rickety scroll boundaries ***/
if (TinselV2 && SysVar(SV_MaximumYoffset) && Toffset > SysVar(SV_MaximumYoffset))
Toffset = SysVar(SV_MaximumYoffset);
} else if (g_DownScroll < 0) {
g_DownScroll += g_scrollPixelsY;
if (g_DownScroll > 0) {
Toffset += g_DownScroll;
g_DownScroll = 0;
}
Toffset -= g_scrollPixelsY; // Move up
if (Toffset < 0)
Toffset = 0; // Now at extreme top
/*** New feature to prop up rickety scroll boundaries ***/
if (TinselV2 && SysVar(SV_MinimumYoffset) && Toffset < SysVar(SV_MinimumYoffset))
Toffset = SysVar(SV_MinimumYoffset);
}
/*
* Move cursor if keeping cursor on a tag.
*/
if (g_ScrollCursor)
AdjustCursorXY(OldLoffset - Loffset, OldToffset - Toffset);
PlayfieldSetPos(FIELD_WORLD, Loffset, Toffset);
}
/**
* Do restore scene
* @param n Id
*/
static int DoRestoreSceneFrame(SAVED_DATA *sd, int n) {
switch (n) {
case RS_COUNT + COUNTOUT_COUNT:
// Trigger pre-load and fade and start countdown
FadeOutFast(NULL);
break;
case RS_COUNT:
_vm->_sound->stopAllSamples();
ClearScreen();
// Master script only affected on restore game, not restore scene
if (TinselV2 && (sd == &sgData)) {
g_scheduler->killMatchingProcess(PID_MASTER_SCR);
KillGlobalProcesses();
FreeMasterInterpretContext();
}
if (TinselV2) {
RestorePolygonStuff(sd->SavedPolygonStuff);
// Abandon temporarily if different CD
if (sd == &sgData && restoreCD != GetCurrentCD()) {
SRstate = SR_IDLE;
EndScene();
SetNextCD(restoreCD);
CDChangeForRestore(restoreCD);
return 0;
}
} else {
RestoreDeadPolys(sd->SavedDeadPolys);
}
// Start up the scene
StartNewScene(sd->SavedSceneHandle, NO_ENTRY_NUM);
SetDoFadeIn(!bNoFade);
bNoFade = false;
StartupBackground(nullContext, sd->SavedBgroundHandle);
if (TinselV2) {
Offset(EX_USEXY, sd->SavedLoffset, sd->SavedToffset);
} else {
KillScroll();
PlayfieldSetPos(FIELD_WORLD, sd->SavedLoffset, sd->SavedToffset);
SetNoBlocking(sd->SavedNoBlocking);
}
RestoreNoScrollData(&sd->SavedNoScrollData);
if (TinselV2) {
// create process to sort out the moving actors
g_scheduler->createProcess(PID_MOVER, SortMAProcess, NULL, 0);
bNotDoneYet = true;
RestoreActorZ(sd->savedActorZ);
RestoreZpositions(sd->zPositions);
RestoreSysVars(sd->SavedSystemVars);
CreateGhostPalette(BgPal());
RestoreActors(sd->NumSavedActors, sd->SavedActorInfo);
RestoreSoundReels(sd->SavedSoundReels);
return 1;
}
sortActors(sd);
break;
case 2:
break;
case 1:
if (TinselV2) {
if (bNotDoneYet)
return n;
if (sd == &sgData)
HoldItem(thingHeld, true);
if (sd->bTinselDim)
_vm->_pcmMusic->dim(true);
_vm->_pcmMusic->restoreThatTune(sd->SavedTune);
ScrollFocus(sd->SavedScrollFocus);
} else {
RestoreMidiFacts(sd->SavedMidi, sd->SavedLoop);
}
if (sd->SavedControl)
ControlOn(); // Control was on
ResumeInterprets();
break;
default:
break;
}
return n - 1;
}
