wrapper.cpp

#include "prism/wrapper.h"

#if defined(__EMSCRIPTEN__) || defined(DREAMCAST) 
#include <setjmp.h>
#endif

#ifdef __EMSCRIPTEN__
#include <emscripten.h>
#endif

#include "prism/physics.h"
#include "prism/file.h"
#include "prism/drawing.h"
#include "prism/log.h"
#include "prism/memoryhandler.h"
#include "prism/sound.h"
#include "prism/profiling.h"

#include "prism/timer.h"
#include "prism/animation.h"
#include "prism/input.h"
#include "prism/physicshandler.h"
#include "prism/stagehandler.h"
#include "prism/collisionhandler.h"
#include "prism/collisionanimation.h"
#include "prism/soundeffect.h"
#include "prism/system.h"
#include "prism/texturepool.h"
#include "prism/texthandler.h"
#include "prism/screeneffect.h"
#include "prism/actorhandler.h"
#include "prism/tweening.h"
#include "prism/mugendefreader.h"
#include "prism/mugentexthandler.h"
#include "prism/mugenanimationhandler.h"
#include "prism/clipboardhandler.h"
#include "prism/blitzentity.h"
#include "prism/blitzmugenanimation.h"
#include "prism/blitzmugensound.h"
#include "prism/blitzphysics.h"
#include "prism/blitzcamerahandler.h"
#include "prism/blitztimelineanimation.h"
#include "prism/blitzcollision.h"
#include "prism/blitzclick.h"
#include "prism/blitzparticles.h"
#include "prism/blitzplatforming.h"
#include "prism/thread.h"
#include "prism/loadingscreen.h"
#include "prism/errorscreen.h"
#include "prism/debug.h"
#include "prism/math.h"
#include "prism/netplay.h"

#ifdef _WIN32
#include "prism/windows/debugimgui_win.h"
#include "prism/windows/imgui/filemanager.h"
#endif

namespace prism {

	typedef struct {
		int mIsPaused;
		int mScreenshotRequested;
	} WrapperDebug;

	typedef struct {
		int mTicksSinceInput;
	} Exhibition;

	static struct {
		int mIsAborted;
		Screen* mNext;
		Screen* mScreen;
		Screen* mTitleScreen;
		int mIsPaused;
		int mHasFinishedLoading;

		double mUpdateTimeCounter;
		double mGlobalTimeDilatation;

		int mIsUsingBasicTextHandler;
		int mIsUsingMugen;
		int mIsUsingClipboard;
		int mIsUsingBlitzModule;
		int mIsUsingStageHandler;
		int mIsUsingCollisionAnimationHandler;

		int mHasBetweenScreensCB;
		void(*mBetweenScreensCB)(void*);
		void* mBetweenScreensCaller;

		int mIsNotPausingTracksBetweenScreens;
		int mIsInExhibitionMode;
		Exhibition mExhibition;

		WrapperDebug mDebug;
#if defined(__EMSCRIPTEN__) || defined(DREAMCAST) 
		jmp_buf mExceptionJumpBuffer;
#endif

		int mIsAbortDisabled;
		int mIsNotUsingWrapperRecovery;
		int mIsActive;
	} gPrismWrapperData;

	static void initBasicSystems() {
		logg("Initiating system.");
		initSystem();
		debugLog("Initiating memory handler.");
		initMemoryHandler();
#ifdef PRISM_PROFILING_ACTIVE
		debugLog("Initiating profiling.");
		initProfiling();
#endif
		debugLog("Initiating physics.");
		initPhysics();
		debugLog("Initiating file system.");
		initFileSystem();
		debugLog("Initiating drawing.");
		initDrawing();
#ifdef _WIN32
		debugLog("Initiating imgui.");
		imguiPrismInitAfterDrawingSetup();
#endif
		debugLog("Initiating sound.");
		initSound();
		debugLog("Initiating sound effects.");
		initSoundEffects();
		debugLog("Initiating screen effects.");
		initScreenEffects();
		debugLog("Initiating threading.");
		initThreading();
		debugLog("Initiating input.");
		initInput();
		if (isInDevelopMode()) {
			debugLog("Initiating debug.");
			initDebug();
		}
		debugLog("Initiating random seed.");
		setTimeBasedRandomSeed();

		gPrismWrapperData.mGlobalTimeDilatation = 1;
		gPrismWrapperData.mIsActive = 1;
	}

	void initPrismWrapperWithDefaultFlags() {
		initBasicSystems();
		debugLog("Initiating font.");
		setFont("$/rd/fonts/dolmexica.hdr", "$/rd/fonts/dolmexica.pkg");

		gPrismWrapperData.mIsUsingBasicTextHandler = 1;
	}

	void initPrismWrapperWithMugenFlags() {
		initBasicSystems();

		gPrismWrapperData.mIsUsingMugen = 1;
		gPrismWrapperData.mIsUsingClipboard = 1;

		debugLog("Initiating mugen text handler.");
		loadMugenTextHandler();
	}

	void initPrismWrapperWithConfigFile(const char* tPath) {
		initBasicSystems();

		MugenDefScript configFile;
		loadMugenDefScript(&configFile, tPath);
		gPrismWrapperData.mIsUsingBasicTextHandler = getMugenDefIntegerOrDefault(&configFile, "modules", "texthandler", 0);
		gPrismWrapperData.mIsUsingStageHandler = getMugenDefIntegerOrDefault(&configFile, "modules", "stagehandler", 0);
		gPrismWrapperData.mIsUsingCollisionAnimationHandler = getMugenDefIntegerOrDefault(&configFile, "modules", "collisionanimationhandler", 0);
		gPrismWrapperData.mIsUsingMugen = getMugenDefIntegerOrDefault(&configFile, "modules", "mugen", 0);
		if (gPrismWrapperData.mIsUsingMugen) {
			debugLog("Setting up Mugen Module for game");
			loadMugenTextHandler();
		}
		gPrismWrapperData.mIsUsingClipboard = getMugenDefIntegerOrDefault(&configFile, "modules", "clipboard", 0);
		if (gPrismWrapperData.mIsUsingClipboard) {
			debugLog("Setting up Clipboard for game");
			char* fontName = getAllocatedMugenDefStringVariable(&configFile, "clipboard", "font");
			addMugenFont(-1, fontName);
			freeMemory(fontName);
			initClipboardForGame();
		}
		gPrismWrapperData.mIsUsingBlitzModule = getMugenDefIntegerOrDefault(&configFile, "modules", "blitz", 0);

		unloadMugenDefScript(&configFile);
	}

	void shutdownPrismWrapper() {
		shutdownThreading();
		shutdownSound();
		shutdownFileSystem();
#ifdef _WIN32
		imguiPrismShutdown();
#endif
#ifdef PRISM_PROFILING_ACTIVE
		shutdownProfiling();
#endif
		shutdownMemoryHandler();
		shutdownSystem();

		gPrismWrapperData.mIsActive = 0;
	}

	void pauseWrapper() {
		if (gPrismWrapperData.mIsPaused) return;
		pausePhysics();
		pauseDurationHandling();
		gPrismWrapperData.mIsPaused = 1;
	}

	static void resumeWrapperComponentsForced() {
		resumePhysics();
		resumeDurationHandling();
		gPrismWrapperData.mIsPaused = 0;
	}

	void resumeWrapper() {
		if (!gPrismWrapperData.mIsPaused) return;
		resumeWrapperComponentsForced();
	}

	int isWrapperPaused()
	{
		return gPrismWrapperData.mIsPaused;
	}

	int isUsingWrapper()
	{
		return gPrismWrapperData.mIsActive;
	}

	class PrismScreenHandlingException : public std::exception {};
	enum PrismScreenHandlingExceptionState : uint32_t {
		PRISM_SCREEN_HANDLING_EXCEPTION_NONE = 0,
		PRISM_SCREEN_HANDLING_EXCEPTION_INIT = 1,
		PRISM_SCREEN_HANDLING_EXCEPTION_THROWN = 2,
	};

	static void jumpBackToScreenHandling() {
#if defined(__EMSCRIPTEN__) || defined(DREAMCAST)
		longjmp(gPrismWrapperData.mExceptionJumpBuffer, 1);
#else
		throw PrismScreenHandlingException();
#endif
	}

	static void unloadWrapper();

	static void tryToUnloadAndReturnToScreenHandling() {
		setNewScreen(getErrorScreen());
		unloadWrapper();
		jumpBackToScreenHandling();
	}

	static void loadingThreadFunction(void* tCaller) {
		Screen* tScreen = (Screen*)tCaller;

		if (tScreen->mLoad) {
			debugLog("Loading user screen data");
			tScreen->mLoad();
		}

		gPrismWrapperData.mHasFinishedLoading = 1;
	}

	static void loadScreen(Screen* tScreen) {
		gPrismWrapperData.mScreen = tScreen;
		gPrismWrapperData.mNext = NULL;
		gPrismWrapperData.mHasFinishedLoading = 0;

		logg("Loading handled screen");
		debugLog("Pushing memory stacks");
		pushMemoryStack();
		pushTextureMemoryStack();

		logFormat("Blocks allocated pre-screen: %d.", getAllocatedMemoryBlockAmount());

		debugLog("Setting up Timer");
		setupTimer();
		debugLog("Setting up Texture pool");
		setupTexturePool();
		debugLog("Setting up Animationhandling");
		setupAnimationHandler();
		debugLog("Setting up Physicshandling");
		setupPhysicsHandler();
		debugLog("Setting up Collisionhandling");
		setupCollisionHandler();
		debugLog("Setting up Soundeffecthandling");
		setupSoundEffectHandler();
		debugLog("Setting up Actorhandling");
		setupActorHandler();
		debugLog("Setting up Tweeninghandling");
		instantiateActor(getTweeningHandler());
		debugLog("Setting up Screen effects");
		instantiateActor(getScreenEffectHandler());

		if (gPrismWrapperData.mIsUsingBasicTextHandler) {
			debugLog("Setting up Texthandling");
			instantiateActor(getTextHandler());
		}

		if (gPrismWrapperData.mIsUsingStageHandler) {
			debugLog("Setting up Stagehandling");
			instantiateActor(getStageHandler());
		}

		if (gPrismWrapperData.mIsUsingCollisionAnimationHandler) {
			debugLog("Setting up Collisionanimationhandling");
			instantiateActor(getCollisionAnimationHandler());
		}

		if (gPrismWrapperData.mIsUsingMugen) {
			debugLog("Setting up Mugen Module");
			instantiateActor(getMugenAnimationHandler());
			instantiateActor(getMugenTextHandler());
		}

		if (gPrismWrapperData.mIsUsingClipboard) {
			debugLog("Setting up Clipboard");
			instantiateActor(getClipboardHandler());
		}
		if (gPrismWrapperData.mIsUsingBlitzModule) {
			debugLog("Setting up Blitz Module");
			instantiateActor(getBlitzCameraHandler());
			instantiateActor(getBlitzParticleHandler());
			instantiateActor(getBlitzEntityHandler());
			instantiateActor(getBlitzMugenAnimationHandler());
			instantiateActor(getBlitzMugenSoundHandler());
			instantiateActor(getBlitzCollisionHandler());
			instantiateActor(getBlitzPlatformingHandler());
			instantiateActor(getBlitzClickHandler());
			instantiateActor(getBlitzPhysicsHandler());
			instantiateActor(getBlitzTimelineAnimationHandler());
		}

		if (isInDevelopMode()) {
			instantiateActor(getPrismDebug());
#ifdef _WIN32
			if (isImguiPrismActive())
			{
				instantiateActor(imgui::getImguiFileManager());
			}
#endif
		}

		debugLog("Setting up input flanks");
		resetInputForAllControllers();
		enableDrawing();

		int hasLoadingScreen = isOnDreamcast();
		if (hasLoadingScreen) {
			startThread(loadingThreadFunction, tScreen);
			debugLog("Start loading screen");
			startLoadingScreen(&gPrismWrapperData.mHasFinishedLoading);
			debugLog("End loading screen");
		}
		else {
			loadingThreadFunction(tScreen);
		}

		if (gPrismWrapperData.mHasFinishedLoading == -1) {
			logg("Caught loading error.");
			tryToUnloadAndReturnToScreenHandling();
		}
	}

	static void callBetweenScreensCB() {
		if (!gPrismWrapperData.mHasBetweenScreensCB) return;

		debugLog("Calling user CB");
		gPrismWrapperData.mBetweenScreensCB(gPrismWrapperData.mBetweenScreensCaller);
		gPrismWrapperData.mHasBetweenScreensCB = 0;
	}

	static void stopWrapperMusic() {
		if (!gPrismWrapperData.mIsNotPausingTracksBetweenScreens) {
			stopMusic();
		}
	}

	static void unloadWrapper() {
		stopWrapperMusic();

		debugLog("Shutting down Actorhandling");
		shutdownActorHandler();
		debugLog("Shutting down Soundeffecthandling");
		shutdownSoundEffectHandler();
		debugLog("Shutting down Collisionhandling");
		shutdownCollisionHandler();
		debugLog("Shutting down Physicshandling");
		shutdownPhysicsHandler();
		debugLog("Shutting down Animationhandling");
		shutdownAnimationHandler();
		debugLog("Shutting down Texture pool");
		shutdownTexturePool();
		debugLog("Shutting down Timer");
		shutdownTimer();
		debugLog("Shutting down Screen Netplay");
		shutdownScreenNetplay();

		logFormat("Blocks allocated post-screen: %d.", getAllocatedMemoryBlockAmount());

		debugLog("Popping Memory Stacks");
		popTextureMemoryStack();
		popMemoryStack();

		callBetweenScreensCB();

		logMemoryState();
		logTextureMemoryState();
	}

	static void unloadScreen(Screen* tScreen) {
		logg("Unloading handled screen");
		stopWrapperMusic();
		waitForRendering();

		if (tScreen->mUnload) {
			debugLog("Unloading user screen data");
			tScreen->mUnload();
		}

		unloadWrapper();
	}

	static void takeWrapperScreenshot() {
		createDirectory("debug/screenshots");
		for (int i = 1; i < 999; i++) {
			const auto f1 = std::string("debug/screenshots/screenshot").append(std::to_string(i)).append(".png");
			const auto f2 = std::string("debug/screenshots/screenshot").append(std::to_string(i)).append(".ppm");
			if (!isFile(f1) && !isFile(f2)) {
				saveScreenShot(f1.c_str());
				break;
			}
		}
	}

	static void updateScreenDebug() {
		if (!isInDevelopMode()) return;

		if (hasPressedKeyboardKeyFlank(KEYBOARD_PAUSE_PRISM)) {
			gPrismWrapperData.mDebug.mIsPaused = gPrismWrapperData.mDebug.mIsPaused ? 0 : 2;
		}

		if (gPrismWrapperData.mDebug.mIsPaused == 1) gPrismWrapperData.mDebug.mIsPaused++;
		if (gPrismWrapperData.mDebug.mIsPaused && hasPressedKeyboardKeyFlank(KEYBOARD_SCROLLLOCK_PRISM)) {
			gPrismWrapperData.mDebug.mIsPaused = 1;
		}

		if (!isPrismDebugConsoleVisible() && hasPressedKeyboardKeyFlank(KEYBOARD_R_PRISM)) {
			gPrismWrapperData.mHasBetweenScreensCB = 0;
			setNewScreen(gPrismWrapperData.mScreen);
		}

		if (hasPressedKeyboardKeyFlank(KEYBOARD_F10_PRISM)) {
			togglePrismDebugSideDisplayVisibility();
		}

		if (hasPressedKeyboardKeyFlank(KEYBOARD_F11_PRISM)) {
			if (getPrismDebugSideDisplayVisibility()) {
				setPrismDebugSideDisplayVisibility(0);
				gPrismWrapperData.mDebug.mScreenshotRequested = 1;
			}
			else {
				takeWrapperScreenshot();
			}
		}
		else if (gPrismWrapperData.mDebug.mScreenshotRequested) {
			if (gPrismWrapperData.mDebug.mScreenshotRequested >= 3) {
				takeWrapperScreenshot();
				setPrismDebugSideDisplayVisibility(1);
				gPrismWrapperData.mDebug.mScreenshotRequested = 0;
			}
			else {
				gPrismWrapperData.mDebug.mScreenshotRequested++;
			}
		}
	}

	static void updateExhibitionMode() {
		if (!gPrismWrapperData.mIsInExhibitionMode) return;
		if (!gPrismWrapperData.mTitleScreen || gPrismWrapperData.mScreen == gPrismWrapperData.mTitleScreen) return;

		if (hasPressedAnyButton()) {
			gPrismWrapperData.mExhibition.mTicksSinceInput = 0;
		}
		else
		{
			gPrismWrapperData.mExhibition.mTicksSinceInput++;
		}

		int secondsSinceInput = gPrismWrapperData.mExhibition.mTicksSinceInput / getFramerate();
		if (secondsSinceInput >= 60) {
			setNewScreen(gPrismWrapperData.mTitleScreen);
			gPrismWrapperData.mExhibition.mTicksSinceInput = 0;
		}
	}

	static void updateScreenAbort() {
		if (hasPressedAbortFlank() && !gPrismWrapperData.mIsAbortDisabled) {
			if ((!gPrismWrapperData.mTitleScreen || gPrismWrapperData.mScreen == gPrismWrapperData.mTitleScreen) && !gPrismWrapperData.mIsInExhibitionMode) {
				abortScreenHandling();
			}
			else {
				setNewScreen(gPrismWrapperData.mTitleScreen);
			}
		}
	}

#ifdef _WIN32
	static void drawWrapperImgui()
	{
		imguiSystem();
		imguiMemoryHandler();
		imguiPhysics();
		imguiFileGeneral();
		imguiFileHardware();
		imguiDrawingHardware();
		imguiSoundHardware();
		imguiSoundEffectsHardware();
		imguiScreenEffects();
		imguiInputGeneral();
		imguiInputHardware();
		imguiDebugGeneral();
		imguiTimer();
		imguiTexturePool();
		imguiActorHandler();
		imguiThread();
		imguiPhysicsHandler();
		imguiTweeningHandler();
		imguiClipboardHandler();
		imguiCollisionHandler();
		imguiTextHandler();
		imguiCollisionAnimationHandler();
		imguiAnimationHandler();
		imguiStageHandler();
		imguiMugenAnimationHandler();
		imguiMugenTextHandler();
		imguiBlitzEntityHandler();
		imguiBlitzCameraHandler();
		imguiBlitzParticleHandler();
		imguiBlitzMugenSoundHandler();
		imguiBlitzPhysicsHandler();
		imguiBlitzCollisionHandler();
		imguiBlitzMugenAnimationHandler();
		imguiBlitzTimelineAnimationHandler();
		imgui::fileManagerImguiRender();

	}
#endif

	static void updateScreen() {
		setProfilingSectionMarkerCurrentFunction();
#ifdef _WIN32
		if (isImguiPrismActive())
		{
			imguiPrismUpdate();
			imguiPrismStartFrame();
		}
#endif
		updateNetplay();
		updateSystem();
		updateSound();
		updateInput();
		if (isNetplaySyncing()) return;

		if (gPrismWrapperData.mDebug.mIsPaused < 2 && !gPrismWrapperData.mIsPaused) {
			updatePhysicsHandler();
			updateAnimationHandler();
			updateCollisionHandler();
			updateTimer();
		}

		updateActorHandler();

		if (gPrismWrapperData.mDebug.mIsPaused < 2 && !gPrismWrapperData.mIsPaused) {
			if (gPrismWrapperData.mScreen->mUpdate) {
				gPrismWrapperData.mScreen->mUpdate();
			}
		}

		updateScreenDebug();
		updateExhibitionMode();
		updateScreenAbort();
	}

	static void drawScreen() {
		setProfilingSectionMarkerCurrentFunction();
		setPrismDebugWaitingStartTime();
		waitForScreen();

		setPrismDebugDrawingStartTime();
		if (!isSkippingDrawing())
		{
#ifdef _WIN32
			if (isImguiPrismActive())
			{
				imguiPrismRenderStart();
			}
#endif
			startDrawing();
			drawHandledAnimations();
			drawHandledCollisions();
			drawActorHandler();

			if (gPrismWrapperData.mScreen->mDraw) {
				gPrismWrapperData.mScreen->mDraw();
			}

#ifdef _WIN32
			if (isImguiPrismActive())
			{
				drawWrapperImgui();
			}
#endif
			if (isInDevelopMode() && gPrismWrapperData.mScreen->mDebug)
			{
				gPrismWrapperData.mScreen->mDebug();
			}
			stopDrawing();
		}
	}

	static int isPrismWrappedScreenOver() {
		return gPrismWrapperData.mIsAborted || gPrismWrapperData.mNext;
	}

	static void performScreenIteration() {
		setProfilingSectionMarkerCurrentFunction();
		setPrismDebugUpdateStartTime();

		gPrismWrapperData.mUpdateTimeCounter += gPrismWrapperData.mGlobalTimeDilatation;
		int updateAmount = (int)gPrismWrapperData.mUpdateTimeCounter;
		int i;
		for (i = 0; i < updateAmount; i++) {
			updateScreen();
			if (isPrismWrappedScreenOver()) break;
		}
		gPrismWrapperData.mUpdateTimeCounter -= updateAmount;

		drawScreen();
		if (gPrismWrapperData.mScreen->mGetNextScreen && !gPrismWrapperData.mNext) {
			gPrismWrapperData.mNext = gPrismWrapperData.mScreen->mGetNextScreen();
		}

#ifdef __EMSCRIPTEN__
		if (gPrismWrapperData.mIsAborted || gPrismWrapperData.mNext != NULL) {
			emscripten_cancel_main_loop();
			unloadScreen(gPrismWrapperData.mScreen);
			if (!gPrismWrapperData.mIsAborted) {
				startScreenHandling(gPrismWrapperData.mNext);
			}
			else {
				startScreenHandling(gPrismWrapperData.mScreen);
			}
		}
#endif
	}

	static void resyncNetplayAfterScreenTransition() {
		renegotiateNetplayConnection();

		while (isNetplaySyncing())
		{
			updateNetplay();
			updateSystem();
			updateInput();
			waitForScreen();
		}
		renegotiateNetplayConnection();	// we do it twice after ensuring that both clients have loaded, frame delay issues otherwise
	}

	static Screen* showScreen() {
		logg("Show screen");

		resetDrawingFrameStartTime();
		if (isNetplayActive()) {
			resyncNetplayAfterScreenTransition();
		}
#ifdef __EMSCRIPTEN__
		emscripten_set_main_loop(performScreenIteration, 60, 1);
#endif

		while (!isPrismWrappedScreenOver()) {
			setProfilingFrameMarker("Prism Frame");
			performScreenIteration();
		}

		return gPrismWrapperData.mNext;
	}

	void abortScreenHandling() {
		gPrismWrapperData.mIsAborted = 1;
	}

	void setNewScreen(Screen* tScreen)
	{
		gPrismWrapperData.mNext = tScreen;
	}

	Screen makeScreen(LoadScreenFunction tLoad, UpdateScreenFunction tUpdate, DrawScreenFunction tDraw, UnloadScreenFunction tUnload, Screen* (*tGetNextScreen)(), DebugScreenFunction tDebug) {
		Screen ret;
		ret.mLoad = tLoad;
		ret.mUpdate = tUpdate;
		ret.mDraw = tDraw;
		ret.mUnload = tUnload;
		ret.mGetNextScreen = tGetNextScreen;
		ret.mDebug = tDebug;
		return ret;
	}

	void startScreenHandling(Screen* tScreen) {
		gPrismWrapperData.mIsAborted = 0;

#if defined(__EMSCRIPTEN__) || defined(DREAMCAST)
#ifdef DREAMCAST
#pragma GCC diagnostic ignored "-Wclobbered"
#endif
		if (setjmp(gPrismWrapperData.mExceptionJumpBuffer)) {
			tScreen = gPrismWrapperData.mNext;
		}
#else
		PrismScreenHandlingExceptionState exceptionState = PRISM_SCREEN_HANDLING_EXCEPTION_INIT;
		while (exceptionState) {
			if (exceptionState == PRISM_SCREEN_HANDLING_EXCEPTION_THROWN) {
				tScreen = gPrismWrapperData.mNext;
			}
			exceptionState = PRISM_SCREEN_HANDLING_EXCEPTION_NONE;

			try {
#endif
				while (!gPrismWrapperData.mIsAborted) {
					loadScreen(tScreen);
					Screen* next = showScreen();
					unloadScreen(tScreen);
					resumeWrapperComponentsForced();
					tScreen = next;
				}
#if !defined(__EMSCRIPTEN__) && !defined(DREAMCAST) 
			}
			catch (const PrismScreenHandlingException&) {
				exceptionState = PRISM_SCREEN_HANDLING_EXCEPTION_THROWN;
			}
		}
#endif
	}

	void setWrapperTimeDilatation(double tDilatation)
	{
		gPrismWrapperData.mGlobalTimeDilatation = tDilatation;
	}

	void setWrapperBetweenScreensCB(void(*tCB)(void*), void* tCaller)
	{
		gPrismWrapperData.mBetweenScreensCB = tCB;
		gPrismWrapperData.mBetweenScreensCaller = tCaller;
		gPrismWrapperData.mHasBetweenScreensCB = 1;
	}

	void setWrapperIsPausingTracksBetweenScreens(int tIsPausingTracks)
	{
		gPrismWrapperData.mIsNotPausingTracksBetweenScreens = !tIsPausingTracks;
	}

	void setWrapperToExhibitionMode() {
		gPrismWrapperData.mExhibition.mTicksSinceInput = 0;
		gPrismWrapperData.mIsInExhibitionMode = 1;
	}
	void setWrapperToNonExhibitionMode()
	{
		gPrismWrapperData.mIsInExhibitionMode = 0;
	}

	void setWrapperTitleScreen(Screen* tTitleScreen)
	{
		gPrismWrapperData.mTitleScreen = tTitleScreen;
	}

	void recoverWrapperError()
	{
		if (gPrismWrapperData.mIsUsingMugen && !gPrismWrapperData.mIsNotUsingWrapperRecovery) {
#ifdef DREAMCAST
			if (!gPrismWrapperData.mHasFinishedLoading) {
				gPrismWrapperData.mHasFinishedLoading = -1;
				terminateSelfAsThread(0);
			}
#endif
			tryToUnloadAndReturnToScreenHandling();
		}
		else {
			gotoNextScreenAfterWrapperError();
		}

	}

	void gotoNextScreenAfterWrapperError()
	{
		if (!gPrismWrapperData.mTitleScreen || gPrismWrapperData.mScreen == gPrismWrapperData.mTitleScreen || gPrismWrapperData.mIsNotUsingWrapperRecovery) {
			abortSystem();
		}
		else {
			setNewScreen(gPrismWrapperData.mTitleScreen);
			unloadWrapper();
			jumpBackToScreenHandling();
		}
	}

	void disableWrapperErrorRecovery()
	{
		gPrismWrapperData.mIsNotUsingWrapperRecovery = 1;
	}

	void initPrismWrapperScreenForDebug(Screen* tScreen) {
		loadScreen(tScreen);
	}

	void updatePrismWrapperScreenForDebugWithIterations(int tIterations) {
		while (tIterations--) {
			updateScreen();
		}
	}

	void unloadPrismWrapperScreenForDebug() {
		unloadScreen(gPrismWrapperData.mScreen);
	}

	bool getWrapperAbortEnabled()
	{
		return !gPrismWrapperData.mIsAbortDisabled;
	}

	void setWrapperAbortEnabled(bool isEnabled)
	{
		gPrismWrapperData.mIsAbortDisabled = !isEnabled;
	}

}