level7_lar1.cpp

// lar1_hod - "into the lair"

#include "game.h"
#include "level.h"
#include "paf.h"
#include "util.h"
#include "video.h"

static const CheckpointData _lar1_checkpointData[9] = {
	{  -8, 145, 0x300c, 207,  0,  2 },
	{  60,  49, 0x300c, 232,  2,  2 },
	{   6,  41, 0x300c, 232,  6,  2 },
	{  32,  37, 0x300c, 232,  8,  2 },
	{ 172, 105, 0x300c, 232,  9,  2 },
	{  40, 145, 0x300c, 232, 14,  2 },
	{ 213,  25, 0x700c, 232, 16,  2 },
	{ 123,  57, 0x300c, 232, 20,  2 },
	{ 224,  43, 0x700c, 232,  5,  2 }  // not reachable, _datHdr.levelCheckpointsCount[6] == 8
};

static const uint8_t _lar1_screenStartData[56] = {
	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x02, 0x40, 0x00, 0x00,
	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};

struct Level_lar1: Level {
	virtual const CheckpointData *getCheckpointData(int num) const { return &_lar1_checkpointData[num]; }
	virtual const uint8_t *getScreenRestartData() const { return _lar1_screenStartData; }
	virtual void initialize();
	virtual void terminate();
	virtual void tick();
	virtual void preScreenUpdate(int screenNum);
	virtual void postScreenUpdate(int screenNum);
	virtual void setupScreenCheckpoint(int screenNum);

	void postScreenUpdate_lar1_screen0();
	void postScreenUpdate_lar1_screen3();
	void postScreenUpdate_lar1_screen4();
	void postScreenUpdate_lar1_screen5();
	void postScreenUpdate_lar1_screen8();
	void postScreenUpdate_lar1_screen9();
	void postScreenUpdate_lar1_screen12();
	void postScreenUpdate_lar1_screen13();
	void postScreenUpdate_lar1_screen14();
	void postScreenUpdate_lar1_screen15();
	void postScreenUpdate_lar1_screen16();
	void postScreenUpdate_lar1_screen18();
	void postScreenUpdate_lar1_screen19();
	void postScreenUpdate_lar1_screen20();
	void postScreenUpdate_lar1_screen22();
	void postScreenUpdate_lar1_screen24();

	void preScreenUpdate_lar1_screen0();
	void preScreenUpdate_lar1_screen2();
	void preScreenUpdate_lar1_screen6();
	void preScreenUpdate_lar1_screen8();
	void preScreenUpdate_lar1_screen10();
	void preScreenUpdate_lar1_screen11();
	void preScreenUpdate_lar1_screen12();
	void preScreenUpdate_lar1_screen13();
	void preScreenUpdate_lar1_screen14();
	void preScreenUpdate_lar1_screen15();
	void preScreenUpdate_lar1_screen16();
	void preScreenUpdate_lar1_screen17();
	void preScreenUpdate_lar1_screen18();
	void preScreenUpdate_lar1_screen19();
	void preScreenUpdate_lar1_screen20();
	void preScreenUpdate_lar1_screen23();
	void preScreenUpdate_lar1_screen24();

	void setupScreenCheckpoint_lar1_screen24_initGates();
	void setupScreenCheckpoint_lar1_screen24_initAndy(int num);
	void setupScreenCheckpoint_lar1_screen24();
};

Level *Level_lar1_create() {
	return new Level_lar1;
}

static uint8_t _lar1_gatesData[13 * 4] = {
	0x02, 0x00, 0x00, 0x00, // screen 4
	0x12, 0x00, 0x00, 0x00, // screen 5
	0x32, 0x09, 0x02, 0x00, // screen 5
	0x32, 0x0E, 0x02, 0x00, // screen 5
	0x02, 0x00, 0x00, 0x00, // screen 8
	0x02, 0x00, 0x00, 0x00, // screen 8
	0x02, 0x00, 0x00, 0x00, // screen 9
	0x02, 0x00, 0x00, 0x00, // screen 13
	0x02, 0x00, 0x00, 0x00, // screen 14
	0x02, 0x00, 0x00, 0x00, // screen 15
	0x02, 0x00, 0x00, 0x00, // screen 16
	0x02, 0x00, 0x00, 0x00, // screen 18
	0x02, 0x00, 0x00, 0x00  // screen 18
};

static BoundingBox _lar1_switchesBbox[24] = {
	{ 203, 162, 213, 166 },
	{  68,  86,  78,  90 },
	{ 195,  58, 205,  62 },
	{ 111, 171, 125, 175 },
	{ 111, 171, 125, 175 },
	{ 202, 171, 212, 175 },
	{ 158,  29, 170,  57 },
	{ 158,  29, 170,  57 },
	{ 158,  29, 170,  57 },
	{ 158,  29, 170,  57 },
	{ 230, 139, 242, 167 },
	{ 230, 139, 242, 167 },
	{ 230, 139, 242, 167 },
	{  86,  37,  98,  65 },
	{  86,  37,  98,  65 },
	{  86,  37,  98,  65 },
	{ 238,  18, 250,  46 },
	{  14, 138,  26, 166 },
	{  14, 138,  26, 166 },
	{  51, 157,  61, 161 },
	{  51, 157,  61, 161 },
	{  51, 157,  61, 161 },
	{ 202, 157, 212, 161 },
	{  32, 145,  44, 173 }
};

static uint8_t _lar1_switchesData[24 * 4] = { // screenNum,state,spriteNum,gateNum
	0x04, 0x07, 0x01, 0x00, 0x05, 0x01, 0x01, 0x01, 0x08, 0x0F, 0x02, 0x00, 0x08, 0x07, 0x03, 0x04,
	0x08, 0x07, 0xFF, 0x05, 0x08, 0x07, 0x04, 0x04, 0x09, 0x27, 0xFF, 0x06, 0x09, 0x29, 0x03, 0x02,
	0x09, 0x29, 0xFF, 0x03, 0x09, 0x29, 0xFF, 0x04, 0x0A, 0x0B, 0x04, 0x02, 0x0A, 0x0B, 0xFF, 0x03,
	0x0A, 0x0B, 0xFF, 0x04, 0x0D, 0x07, 0xFF, 0x07, 0x0D, 0x0B, 0x00, 0x00, 0x0D, 0x0B, 0xFF, 0x01,
	0x0E, 0x07, 0x02, 0x08, 0x0F, 0x27, 0x01, 0x09, 0x0F, 0x2F, 0xFF, 0x0B, 0x12, 0x07, 0x01, 0x0B,
	0x12, 0x0B, 0xFF, 0x0D, 0x12, 0x0B, 0xFF, 0x0C, 0x12, 0x15, 0x02, 0x0B, 0x15, 0x2F, 0x00, 0x0E
};

static const uint8_t _lar1_setupScreen24Data[8 * 3] = {
	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x03, 0x00, 0x02, 0x08, 0x02, 0x0B,
	0x08, 0x10, 0x0C, 0x09, 0x11, 0x0E, 0x0D, 0x17
};

static void setLvlObjectUpdateType3_lar1(Game *g, int screenNum) {
	const uint8_t *p = Game::_lar1_maskData;
	for (int i = 0; i < 15; ++i) {
		if (p[4] == screenNum && p[1] == 1) {
			LvlObject *o = g->findLvlObject2(0, p[5], p[4]);
			if (o) {
				o->objectUpdateType = 3;
			}
		}
		p += 6;
	}
}

void Level_lar1::postScreenUpdate_lar1_screen0() {
	switch (_res->_screensState[0].s0) {
	case 0:
		_res->_screensState[0].s0 = 3;
		break;
	case 1:
		if (_res->_currentScreenResourceNum == 0) {
			BoundingBox b = { 0, 0, 63, 78 };
			LvlObject *o = _g->findLvlObjectBoundingBox(&b);
			if (o) {
				if (((ShootLvlObjectData *)_g->getLvlObjectDataPtr(o, kObjectDataTypeShoot))->type == 6) {
					_res->_screensState[0].s0 = 4;
				}
			}
		}
		break;
	case 2:
		if (_res->_currentScreenResourceNum == 0) {
			BoundingBox b = { 0, 0, 14, 74 };
			AndyLvlObjectData *data = (AndyLvlObjectData *)_g->getLvlObjectDataPtr(_andyObject, kObjectDataTypeAndy);
			if (_g->clipBoundingBox(&b, &data->boundingBox)) {
				if (!_g->_fadePalette) {
					_checkpoint = 1;
					_g->_levelRestartCounter = 6;
				} else {
					_andyObject->directionKeyMask = 0;
				}
			}
		}
		break;
	case 3:
		++_screenCounterTable[0];
		if (_screenCounterTable[0] < 7) {
			_andyObject->actionKeyMask = 1;
			_andyObject->directionKeyMask = 2;
		} else if (_screenCounterTable[0] == 7) {
			_res->_resLvlScreenBackgroundDataTable[0].currentMaskId = 1;
			_g->setupScreenMask(0);
		} else if (_screenCounterTable[0] >= 45) {
			_res->_screensState[0].s0 = 1;
			_res->_resLvlScreenBackgroundDataTable[0].currentBackgroundId = 1;
		} else if (_screenCounterTable[0] == 11) {
			_g->setShakeScreen(3, 2);
		} else if (_screenCounterTable[0] == 13) {
			_g->setShakeScreen(2, 4);
		} else if (_screenCounterTable[0] == 19) {
			_g->setShakeScreen(2, 4);
		} else if (_screenCounterTable[0] == 25) {
			_g->setShakeScreen(2, 6);
		}
		break;
	case 4:
		++_screenCounterTable[0];
		if (_screenCounterTable[0] >= 64) {
			_res->_resLvlScreenBackgroundDataTable[0].currentBackgroundId = 2;
			_res->_resLvlScreenBackgroundDataTable[0].currentMaskId = 2;
			_g->setupScreenMask(0);
			_res->_screensState[0].s0 = 2;
		}
		break;
	}
}

void Level_lar1::postScreenUpdate_lar1_screen3() {
	if (_res->_currentScreenResourceNum == 3) {
		BoundingBox b = { 46, 0, 210, 106 };
		_g->setAndyAnimationForArea(&b, 16);
	}
}

void Level_lar1::postScreenUpdate_lar1_screen4() {
	LvlObject *o = _g->findLvlObject(2, 0, 4);
	_g->updateGatesLar(o, _lar1_gatesData, 0);
}

void Level_lar1::postScreenUpdate_lar1_screen5() {
	LvlObject *o1 = _g->findLvlObject(2, 0, 5);
	_g->updateGatesLar(o1, _lar1_gatesData, 1);
	LvlObject *o2 = _g->findLvlObject(2, 1, 5);
	_g->updateGatesLar(o2, _lar1_gatesData, 2);
	LvlObject *o3 = _g->findLvlObject(2, 2, 5);
	_g->updateGatesLar(o3, _lar1_gatesData, 3);
	if (_res->_currentScreenResourceNum == 5) {
		if (_checkpoint >= 1 && _checkpoint <= 3) {
			BoundingBox b = { 194, 0, 255, 88 };
			AndyLvlObjectData *data = (AndyLvlObjectData *)_g->getLvlObjectDataPtr(_andyObject, kObjectDataTypeAndy);
			if (_g->clipBoundingBox(&b, &data->boundingBox) && (_lar1_gatesData[6 * 4] & 0xF0) == 0x10) {
				_checkpoint = 2;
				_screenCounterTable[26] = (_lar1_gatesData[7 * 4] & 0xF0) != 0 ? 3 : 1;
			}
		}
	}
}

void Level_lar1::postScreenUpdate_lar1_screen8() {
	LvlObject *o1 = _g->findLvlObject(2, 0, 8);
	_g->updateGatesLar(o1, _lar1_gatesData, 4);
	LvlObject *o2 = _g->findLvlObject(2, 1, 8);
	_g->updateGatesLar(o2, _lar1_gatesData, 5);
	if (_res->_currentScreenResourceNum == 8) {
		if (_checkpoint >= 1 && _checkpoint <= 3) {
			BoundingBox b = { 104, 0, 255, 80 };
			AndyLvlObjectData *data = (AndyLvlObjectData *)_g->getLvlObjectDataPtr(_andyObject, kObjectDataTypeAndy);
			if (_g->clipBoundingBox(&b, &data->boundingBox)) {
				_checkpoint = 3;
				_screenCounterTable[26] = (_lar1_gatesData[6 * 4] & 0xF0) != 0 ? 5 : 4;
				if ((_lar1_gatesData[7 * 4] & 0xF0) == 0x10) {
					_screenCounterTable[26] += 2;
				}
			}
		}
	}
}

void Level_lar1::postScreenUpdate_lar1_screen9() {
	LvlObject *o = _g->findLvlObject(2, 0, 9);
	_g->updateGatesLar(o, _lar1_gatesData, 6);
}

void Level_lar1::postScreenUpdate_lar1_screen12() {
	if (_res->_currentScreenResourceNum == 12) {
		const int counter = _screenCounterTable[12];
		if (counter < 8 && (_andyObject->flags0 & 0x1F) == 3) {
			static const uint8_t data[8 * 4] = {
				0x05, 0x00, 0x00, 0x04, 0x06, 0x00, 0x00, 0x00, 0x07, 0xFB, 0x04, 0x05, 0x08, 0xFA, 0x04, 0x05,
				0x09, 0xF9, 0x00, 0x00, 0x0A, 0x00, 0x00, 0x04, 0xF8, 0xF7, 0x00, 0x04, 0x00, 0x00, 0x00, 0x04
			};
			const uint8_t num = (_andyObject->flags0 >> 5) & 7;
			const int offset = counter * 4;
			if (data[offset + 2] == num || data[offset + 3] == num) {
				BoundingBox b[] = {
					{ 205,   0, 227,  97 },
					{ 200,  16, 207,  55 },
					{ 128,  16, 159,  71 },
					{  56,  32,  87,  87 },
					{ 179, 112, 207, 167 },
					{ 179,  64, 207, 103 },
					{  32, 112,  87, 167 },
					{  32, 112,  87, 167 }
				};
				AndyLvlObjectData *andyData = (AndyLvlObjectData *)_g->getLvlObjectDataPtr(_andyObject, kObjectDataTypeAndy);
				if (_g->clipBoundingBox(&b[counter], &andyData->boundingBox)) {
					++_screenCounterTable[12];
					_g->updateGateMaskLar((int8_t)data[offset]);
					_g->updateGateMaskLar((int8_t)data[offset + 1]);
				}
			}
		}
		_g->restoreAndyCollidesLava();
		_g->setLavaAndyAnimation(182);
	}
}

void Level_lar1::postScreenUpdate_lar1_screen13() {
	LvlObject *o = _g->findLvlObject(2, 0, 13);
	_g->updateGatesLar(o, _lar1_gatesData, 7);
}

void Level_lar1::postScreenUpdate_lar1_screen14() {
	if (_res->_currentScreenResourceNum == 14) {
		switch (_res->_screensState[14].s0) {
		case 0:
			if (_g->_currentLevelCheckpoint == 4) {
				if (_checkpoint == 5) {
					_g->_currentLevelCheckpoint = _checkpoint;
					if (!_paf->_skipCutscenes) {
						_paf->play(11);
						_paf->unload(11);
					}
					_video->clearPalette();
					_g->restartLevel();
				}
			} else {
				BoundingBox b = { 33, 60, 76, 89 };
				LvlObject *o = _g->findLvlObjectBoundingBox(&b);
				if (o) {
					if (((ShootLvlObjectData *)_g->getLvlObjectDataPtr(o, kObjectDataTypeShoot))->type == 6) {
						_res->_screensState[14].s0 = 3;
					}
				}
			}
			break;
		case 1: {
				BoundingBox b = { 172, 23, 222, 53 };
				AndyLvlObjectData *data = (AndyLvlObjectData *)_g->getLvlObjectDataPtr(_andyObject, kObjectDataTypeAndy);
				if (_g->clipBoundingBox(&b, &data->boundingBox)) {
					if ((_andyObject->flags0 & 0x1F) == 0 && (_andyObject->flags0 & 0xE0) == 0xE0) {
						_res->_screensState[14].s0 = 4;
						if (!_paf->_skipCutscenes) {
							_paf->preload(12);
						}
					} else {
						_g->setAndySpecialAnimation(3);
					}
				}
			}
			break;
		case 3:
			++_screenCounterTable[14];
			if (_screenCounterTable[14] == 1) {
				_res->_resLvlScreenBackgroundDataTable[14].currentMaskId = 1;
				_g->setupScreenMask(14);
			} else if (_screenCounterTable[14] >= 20) {
				_res->_screensState[14].s0 = 1;
			} else if (_screenCounterTable[14] == 7 || _screenCounterTable[14] == 9 || _screenCounterTable[14] == 11 || _screenCounterTable[14] == 13 || _screenCounterTable[14] == 15) {
				_g->setShakeScreen(3, 2);
			}
			break;
		case 4:
			++_screenCounterTable[14];
			if (_screenCounterTable[14] >= 37) {
				_res->_screensState[14].s0 = 2;
				_res->_resLvlScreenBackgroundDataTable[14].currentBackgroundId = 1;
				_res->_resLvlScreenBackgroundDataTable[14].currentMaskId = 2;
				if (!_paf->_skipCutscenes) {
					_paf->play(12);
					_paf->unload(12);
				}
				_video->clearPalette();
				_g->setupScreen(_andyObject->screenNum);
			}
			break;
		}
	}
	LvlObject *o = _g->findLvlObject(2, 0, 14);
	_g->updateGatesLar(o, _lar1_gatesData, 8);
}

void Level_lar1::postScreenUpdate_lar1_screen15() {
	LvlObject *o = _g->findLvlObject(2, 0, 15);
	_g->updateGatesLar(o, _lar1_gatesData, 9);
}

void Level_lar1::postScreenUpdate_lar1_screen16() {
	LvlObject *o = _g->findLvlObject(2, 0, 16);
	_g->updateGatesLar(o, _lar1_gatesData, 10);
}

void Level_lar1::postScreenUpdate_lar1_screen18() {
	LvlObject *o1 = _g->findLvlObject(2, 0, 18);
	_g->updateGatesLar(o1, _lar1_gatesData, 11);
	LvlObject *o2 = _g->findLvlObject(2, 1, 18);
	_g->updateGatesLar(o2, _lar1_gatesData, 12);
	if ((_lar1_switchesData[0x59] & 0x40) == 0 && (_lar1_switchesData[0x59] & 0x80) != 0) {
		if ((_lar1_switchesData[0x4D] & 1) == 0) {
			_lar1_switchesData[0x4D] |= 1;
		}
	}
	if ((_lar1_switchesData[0x4D] & 0x40) == 0 && (_lar1_switchesData[0x4D] & 0x80) != 0) {
		if ((_lar1_switchesData[0x59] & 1) == 0) {
			_lar1_switchesData[0x59] |= 1;
		}
	}
}

void Level_lar1::postScreenUpdate_lar1_screen19() {
	if (_screenCounterTable[19] == 0) {
		if (_res->_currentScreenResourceNum == 19) {
			BoundingBox b = { 160, 0, 209, 71 };
			AndyLvlObjectData *data = (AndyLvlObjectData *)_g->getLvlObjectDataPtr(_andyObject, kObjectDataTypeAndy);
			if (_g->clipBoundingBox(&b, &data->boundingBox)) {
				_g->_plasmaCannonFlags |= 2;
				if (!_paf->_skipCutscenes) {
					_paf->play(13);
					_paf->unload(13);
				}
				_video->clearPalette();
				++_screenCounterTable[19]; // bugfix: conditioned with _pafSkipCutscenes
				_g->setupScreen(_andyObject->screenNum);
				Game::_lar1_maskData[12 * 6 + 1] = 0;
				Game::_lar1_maskData[13 * 6 + 1] = 0;
				_andyObject->xPos = 204;
				_andyObject->yPos = 25;
				_andyObject->anim = 232;
				_andyObject->frame = 0;
				_andyObject->flags1 = (_andyObject->flags1 & ~0x20) | 0x10;
				_andyObject->directionKeyMask = 0;
				_andyObject->actionKeyMask = 0;
				_g->setupLvlObjectBitmap(_andyObject);
				_g->removeLvlObject(_andyObject);
				_g->clearLvlObjectsList0();
			}
		}
	} else if (_res->_screensState[19].s0 == 2) {
		++_screenCounterTable[19];
		if (_screenCounterTable[19] == 2) {
			_res->_resLvlScreenBackgroundDataTable[19].currentMaskId = 1;
			_g->setupScreenMask(19);
		} else if (_screenCounterTable[19] >= 14) {
			_res->_screensState[19].s0 = 1;
			_res->_resLvlScreenBackgroundDataTable[19].currentBackgroundId = 1;
		}
	}
}

void Level_lar1::postScreenUpdate_lar1_screen20() {
	if (_res->_currentScreenResourceNum == 20) {
		postScreenUpdate_lar1_screen19();
	}
}

void Level_lar1::postScreenUpdate_lar1_screen22() {
	if (_res->_currentScreenResourceNum == 22) {
		BoundingBox b = { 36, 0, 208, 82 };
		_g->setAndyAnimationForArea(&b, 16);
	}
}

void Level_lar1::postScreenUpdate_lar1_screen24() {
	if (_res->_currentScreenResourceNum == 24) {
		if ((_andyObject->flags0 & 0x1F) == 5) {
			_g->_plasmaCannonFlags |= 1;
		}
		BoundingBox b = { 50, 168, 113, 191 };
		AndyLvlObjectData *data = (AndyLvlObjectData *)_g->getLvlObjectDataPtr(_andyObject, kObjectDataTypeAndy);
		if (_g->clipBoundingBox(&b, &data->boundingBox)) {
			if (!_paf->_skipCutscenes) {
				_paf->play(14);
				_paf->unload(14);
			}
			_video->clearPalette();
			_g->_endLevel = true;
		}
	}
}

void Level_lar1::postScreenUpdate(int num) {
	switch (num) {
	case 0:
		postScreenUpdate_lar1_screen0();
		break;
	case 3:
		postScreenUpdate_lar1_screen3();
		break;
	case 4:
		postScreenUpdate_lar1_screen4();
		break;
	case 5:
		postScreenUpdate_lar1_screen5();
		break;
	case 8:
		postScreenUpdate_lar1_screen8();
		break;
	case 9:
		postScreenUpdate_lar1_screen9();
		break;
	case 12:
		postScreenUpdate_lar1_screen12();
		break;
	case 13:
		postScreenUpdate_lar1_screen13();
		break;
	case 14:
		postScreenUpdate_lar1_screen14();
		break;
	case 15:
		postScreenUpdate_lar1_screen15();
		break;
	case 16:
		postScreenUpdate_lar1_screen16();
		break;
	case 18:
		postScreenUpdate_lar1_screen18();
		break;
	case 19:
		postScreenUpdate_lar1_screen19();
		break;
	case 20:
		postScreenUpdate_lar1_screen20();
		break;
	case 22:
		postScreenUpdate_lar1_screen22();
		break;
	case 24:
		postScreenUpdate_lar1_screen24();
		break;
	}
}

void Level_lar1::preScreenUpdate_lar1_screen0() {
	if (_res->_currentScreenResourceNum == 0) {
		switch (_res->_screensState[0].s0) {
		case 0:
			_res->_resLvlScreenBackgroundDataTable[0].currentBackgroundId = 0;
			_res->_resLvlScreenBackgroundDataTable[0].currentMaskId = 0;
			_screenCounterTable[0] = 0;
			break;
		case 3:
			_res->_screensState[0].s0 = 1;
			_res->_resLvlScreenBackgroundDataTable[0].currentBackgroundId = 1;
			_res->_resLvlScreenBackgroundDataTable[0].currentMaskId = 1;
			_screenCounterTable[0] = 45;
			break;
		case 4:
			_screenCounterTable[0] = 64;
			_res->_screensState[0].s0 = 2;
			_res->_resLvlScreenBackgroundDataTable[0].currentBackgroundId = 2;
			_res->_resLvlScreenBackgroundDataTable[0].currentMaskId = 2;
			break;
		}
	}
}

void Level_lar1::preScreenUpdate_lar1_screen2() {
	if (_res->_currentScreenResourceNum == 2) {
		if (_checkpoint == 0) {
			_checkpoint = 1;
		}
	}
}

void Level_lar1::preScreenUpdate_lar1_screen6() {
	if (_res->_currentScreenResourceNum == 6) {
		if (_checkpoint >= 1 && _checkpoint <= 3) {
			if ((_lar1_gatesData[6 * 4] & 0xF0) == 0) {
				_checkpoint = 2;
				_screenCounterTable[26] = ((_lar1_gatesData[7 * 4] & 0xF0) != 0) ? 2 : 0;
			}
		}
	}
}

void Level_lar1::preScreenUpdate_lar1_screen8() {
	if (_res->_currentScreenResourceNum == 8) {
		setLvlObjectUpdateType3_lar1(_g, 8);
	}
}

void Level_lar1::preScreenUpdate_lar1_screen10() {
	if (_res->_currentScreenResourceNum == 10) {
		setLvlObjectUpdateType3_lar1(_g, 10);
	}
}

void Level_lar1::preScreenUpdate_lar1_screen11() {
	if (_res->_currentScreenResourceNum == 11) {
		if (_checkpoint >= 2 && _checkpoint <= 3) {
			if ((_lar1_gatesData[7 * 4] & 0xF) == 1 && (_lar1_gatesData[6 * 4] & 0xF) == 1) {
				_checkpoint = 4;
			}
		}
		_g->unloadTransformLayerData();
		_video->_displayShadowLayer = false;
	}
}

void Level_lar1::preScreenUpdate_lar1_screen12() {
	if (_res->_currentScreenResourceNum == 12) {
		setLvlObjectUpdateType3_lar1(_g, 12);
		_g->loadTransformLayerData(Game::_pwr2_screenTransformData);
	}
}

void Level_lar1::preScreenUpdate_lar1_screen13() {
	if (_res->_currentScreenResourceNum == 13) {
		_g->unloadTransformLayerData();
		_video->_displayShadowLayer = false;
	}
}

void Level_lar1::preScreenUpdate_lar1_screen14() {
	switch (_res->_screensState[14].s0) {
	case 0:
		_res->_resLvlScreenBackgroundDataTable[14].currentBackgroundId = 0;
		_res->_resLvlScreenBackgroundDataTable[14].currentMaskId = 0;
		_screenCounterTable[14] = 0;
		break;
	case 3:
		_res->_screensState[14].s0 = 1;
		_screenCounterTable[14] = 20;
		break;
	case 4:
		_res->_screensState[14].s0 = 2;
		_screenCounterTable[14] = 37;
		break;
	}
	if (_res->_currentScreenResourceNum == 14) {
		if (_res->_screensState[14].s0 == 0 && _g->_currentLevelCheckpoint == 4) {
			if (!_paf->_skipCutscenes) {
				_paf->preload(11);
			}
		}
	}
}

void Level_lar1::preScreenUpdate_lar1_screen15() {
	if (_res->_currentScreenResourceNum == 15) {
		setLvlObjectUpdateType3_lar1(_g, 15);
	}
}

void Level_lar1::preScreenUpdate_lar1_screen16() {
	if (_res->_currentScreenResourceNum == 16) {
		if (_checkpoint == 5) {
			_checkpoint = 6;
		}
	}
}

void Level_lar1::preScreenUpdate_lar1_screen17() {
	if (_res->_currentScreenResourceNum == 17) {
		setLvlObjectUpdateType3_lar1(_g, 17);
	}
}

void Level_lar1::preScreenUpdate_lar1_screen18() {
	if (_checkpoint >= 7) {
		_lar1_gatesData[12 * 4] = (_lar1_gatesData[12 * 4] & 0xF) | 0x10;
	}
	if (_res->_currentScreenResourceNum == 18) {
		setLvlObjectUpdateType3_lar1(_g, 18);
	}
}

void Level_lar1::preScreenUpdate_lar1_screen19() {
	if (_res->_currentScreenResourceNum == 19) {
		if (_checkpoint == 6) {
			_res->_screensState[19].s0 = 0;
		}
		_res->_resLvlScreenBackgroundDataTable[19].currentBackgroundId = 0;
		_res->_resLvlScreenBackgroundDataTable[19].currentMaskId = 0;
		if (_res->_screensState[19].s0 != 0) {
			_res->_screensState[19].s0 = 1;
			_screenCounterTable[19] = 14;
			if (_g->_difficulty != 0) {
				_res->_resLvlScreenBackgroundDataTable[19].currentBackgroundId = 1;
				_res->_resLvlScreenBackgroundDataTable[19].currentMaskId = 1;
			}
		} else {
			_screenCounterTable[19] = (_g->_plasmaCannonFlags >> 1) & 1;
		}
		if (_screenCounterTable[19] == 0) {
			if (!_paf->_skipCutscenes) {
				_paf->preload(13);
			}
		}
	}
}

void Level_lar1::preScreenUpdate_lar1_screen20() {
	if (_res->_currentScreenResourceNum == 20) {
		if (_checkpoint == 6) {
			if ((_andyObject->flags0 & 0x1F) != 0xB) {
				_checkpoint = 7;
			}
		}
	}
}

void Level_lar1::preScreenUpdate_lar1_screen23() {
	if (_res->_currentScreenResourceNum == 23) {
		setLvlObjectUpdateType3_lar1(_g, 23);
		if (_g->_plasmaCannonFlags & 2) {
			_lar1_gatesData[10 * 4] = (_lar1_gatesData[10 * 4] & 0xF) | 0x10;
		}
	}
}

void Level_lar1::preScreenUpdate_lar1_screen24() {
	if (_res->_currentScreenResourceNum == 24) {
		if (!_paf->_skipCutscenes) {
			_paf->preload(14);
		}
	}
}

void Level_lar1::preScreenUpdate(int num) {
        switch (num) {
	case 0:
		preScreenUpdate_lar1_screen0();
		break;
	case 2:
		preScreenUpdate_lar1_screen2();
		break;
	case 6:
		preScreenUpdate_lar1_screen6();
		break;
	case 8:
		preScreenUpdate_lar1_screen8();
		break;
	case 10:
		preScreenUpdate_lar1_screen10();
		break;
	case 11:
		preScreenUpdate_lar1_screen11();
		break;
	case 12:
		preScreenUpdate_lar1_screen12();
		break;
	case 13:
		preScreenUpdate_lar1_screen13();
		break;
	case 14:
		preScreenUpdate_lar1_screen14();
		break;
	case 15:
		preScreenUpdate_lar1_screen15();
		break;
	case 16:
		preScreenUpdate_lar1_screen16();
		break;
	case 17:
		preScreenUpdate_lar1_screen17();
		break;
	case 18:
		preScreenUpdate_lar1_screen18();
		break;
	case 19:
		preScreenUpdate_lar1_screen19();
		break;
	case 20:
		preScreenUpdate_lar1_screen20();
		break;
	case 23:
		preScreenUpdate_lar1_screen23();
		break;
	case 24:
		preScreenUpdate_lar1_screen24();
		break;
	}
}

void Level_lar1::initialize() {
	_g->resetWormHoleSprites();
	_screenCounterTable[26] = 0;
}

void Level_lar1::terminate() {
	_g->unloadTransformLayerData();
}

void Level_lar1::tick() {
	_g->updateSwitchesLar(24, _lar1_switchesData, _lar1_switchesBbox, _lar1_gatesData);
	_g->updateWormHoleSprites();
	if (_screenCounterTable[19] != 0) {
		_g->_plasmaCannonFlags |= 2;
	}
	if (_res->_currentScreenResourceNum == 12) {
		_video->_displayShadowLayer = true;
	}
}

void Level_lar1::setupScreenCheckpoint_lar1_screen24_initGates() {
	const int num = _checkpoint;
	for (int i = _lar1_setupScreen24Data[num * 3 + 2]; i < 24; ++i) {
		const int offset = i * 4;
		_lar1_switchesData[offset + 1] &= ~0x40;
		_lar1_switchesData[offset + 1] |= 1; // actioned
	}
	for (int i = _lar1_setupScreen24Data[num * 3 + 2]; i != 0; --i) {
		const int offset = (i - 1) * 4;
		_lar1_switchesData[offset + 1] &= ~1;
		_lar1_switchesData[offset + 1] |= 0x40;
	}
	static const uint8_t data[] = { 0, 1, 3, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
	for (int i = _lar1_setupScreen24Data[num * 3 + 1]; i < 13; ++i) {
		const int j = i;
		const uint8_t _al = (data[j] << 4) | 2;
		_lar1_gatesData[j * 4] = _al;
		const uint32_t mask = 1 << j;
		if (_al & 0xF0) {
			_g->_mstAndyVarMask &= ~mask;
		} else {
			_g->_mstAndyVarMask |= mask;
		}
		_g->_mstLevelGatesMask |= mask;
	}
	for (int i = _lar1_setupScreen24Data[num * 3 + 1]; i != 0; --i) {
		const int j = i - 1;
		const uint8_t _al = (((data[j] == 0) ? 1 : 0) << 4) | 2;
		_lar1_gatesData[j * 4] = _al;
		const uint32_t mask = 1 << j;
		if (_al & 0xF0) {
			_g->_mstAndyVarMask &= ~mask;
		} else {
			_g->_mstAndyVarMask |= mask;
		}
		_g->_mstLevelGatesMask |= mask;
	}
	_lar1_gatesData[2 * 4] = (_lar1_gatesData[2 * 4] & 0xF) | 0x30;
	_lar1_gatesData[3 * 4] = (_lar1_gatesData[3 * 4] & 0xF) | 0x30;
}

void Level_lar1::setupScreenCheckpoint_lar1_screen24_initAndy(int num) {
	static const uint8_t data[8 * 6] = {
		0x02, 0x00, 0x00, 0x00, 0x00, 0x00, // checkpoint, gate states
		0x08, 0x00, 0x01, 0x00, 0x00, 0x00,
		0x02, 0x01, 0x00, 0x01, 0x01, 0x01,
		0x08, 0x01, 0x01, 0x01, 0x01, 0x01,
		0x03, 0x00, 0x00, 0x00, 0x00, 0x00,
		0x03, 0x00, 0x01, 0x00, 0x00, 0x00,
		0x03, 0x01, 0x00, 0x00, 0x01, 0x01,
		0x03, 0x01, 0x01, 0x00, 0x01, 0x01
	};
	const uint8_t *p = &data[(num & 7) * 6];
	num = *p++;
	const CheckpointData *dat = &_lar1_checkpointData[num];
	_andyObject->xPos = dat->xPos;
	_andyObject->yPos = dat->yPos;
	_andyObject->flags2 = dat->flags2;
	_andyObject->anim = dat->anim;
	_andyObject->flags1 &= ~0x30;
	_andyObject->flags1 |= (dat->flags2 >> 10) & 0x30;
	_andyObject->screenNum = dat->screenNum;
	_andyObject->frame = 0;
	_g->setupLvlObjectBitmap(_andyObject);
	static const uint8_t gatesNum[5] = { 7, 6, 0, 4, 5 };
	for (int i = 0; i < 5; ++i) {
		uint8_t _al = *p++;
		num = gatesNum[i];
		_al <<= 4;
		_al |= _lar1_gatesData[num * 4] & 15;
		_lar1_gatesData[num * 4] = _al;
		const uint32_t mask = 1 << num;
		if (_al & 0xF0) {
			_g->_mstAndyVarMask &= ~mask;
		} else {
			_g->_mstAndyVarMask |= mask;
		}
		_g->_mstLevelGatesMask |= mask;
	}
}

void Level_lar1::setupScreenCheckpoint_lar1_screen24() {
	setupScreenCheckpoint_lar1_screen24_initGates();
	const int num = _checkpoint;
	for (int b = _lar1_setupScreen24Data[num * 3]; b < 15; ++b) {
		const int offset = b * 6;
		Game::_lar1_maskData[offset + 1] = 1;
		_g->updateScreenMaskLar(Game::_lar1_maskData + offset, 0);
		LvlObject *o = _g->findLvlObject2(0, Game::_lar1_maskData[offset + 5], Game::_lar1_maskData[offset + 4]);
		if (o) {
			o->objectUpdateType = 6;
		}
	}
	for (int b = _lar1_setupScreen24Data[num * 3]; b != 0; --b) {
		const int offset = (b - 1) * 6;
		Game::_lar1_maskData[offset + 1] = 0;
		_g->updateScreenMaskLar(Game::_lar1_maskData + offset, 1);
		LvlObject *o = _g->findLvlObject2(0, Game::_lar1_maskData[offset + 5], Game::_lar1_maskData[offset + 4]);
		if (o) {
			o->objectUpdateType = 2;
		}
	}
	if (num == 2 || num == 3) {
		if (_screenCounterTable[26] == 0 && num == 3) {
			_screenCounterTable[26] = 5; // bugfix: original is 4, but gate 6 (screen 8) will be closed
		}
		setupScreenCheckpoint_lar1_screen24_initAndy(_screenCounterTable[26]);
	}
	if (g_debugMask & kDebug_SWITCHES) {
		_g->dumpSwitchesLar(24, _lar1_switchesData, _lar1_switchesBbox, 13, _lar1_gatesData);
	}
}

void Level_lar1::setupScreenCheckpoint(int num) {
	switch (num) {
	case 24:
		setupScreenCheckpoint_lar1_screen24();
		break;
	}
}