#include "framework.h"
#include "Game/Lara/lara.h"

#include "Game/Lara/lara_basic.h"
#include "Game/Lara/lara_helpers.h"
#include "Game/Lara/lara_jump.h"
#include "Game/Lara/lara_tests.h"
#include "Game/Lara/lara_monkey.h"
#include "Game/Lara/lara_crawl.h"
#include "Game/Lara/lara_objects.h"
#include "Game/Lara/lara_hang.h"
#include "Game/Lara/lara_slide.h"
#include "Game/Lara/lara_fire.h"
#include "Game/Lara/lara_surface.h"
#include "Game/Lara/lara_swim.h"
#include "Game/Lara/lara_one_gun.h"
#include "Game/Lara/lara_cheat.h"
#include "Game/Lara/lara_climb.h"
#include "Game/Lara/lara_overhang.h"
#include "Game/Lara/lara_initialise.h"

#include "Objects/TR2/Vehicles/snowmobile.h"
#include "Objects/TR3/Vehicles/biggun.h"
#include "Objects/TR3/Vehicles/kayak.h"
#include "Objects/TR3/Vehicles/minecart.h"
#include "Objects/TR3/Vehicles/quad.h"
#include "Objects/TR3/Vehicles/upv.h"
#include "Objects/TR4/Vehicles/jeep.h"
#include "Objects/TR4/Vehicles/motorbike.h"
#include "Objects/Generic/Object/rope.h"

#include "Game/animation.h"
#include "Game/camera.h"
#include "Game/collision/collide_item.h"
#include "Game/control/flipeffect.h"
#include "Game/control/volume.h"
#include "Game/effects/lara_fx.h"
#include "Game/effects/tomb4fx.h"
#include "Game/gui.h"
#include "Game/items.h"
#include "Game/misc.h"
#include "Game/savegame.h"
#include "Scripting/GameFlowScript.h"
#include "Sound/sound.h"
#include "Renderer/Renderer11.h"

using namespace TEN::Effects::Lara;
using namespace TEN::Entities::Generic;
using namespace TEN::Control::Volumes;
using std::function;
using TEN::Renderer::g_Renderer;

LaraInfo Lara;
ITEM_INFO* LaraItem;
COLL_INFO LaraCollision = {};
byte LaraNodeUnderwater[NUM_LARA_MESHES];

function<LaraRoutineFunction> lara_control_routines[NUM_LARA_STATES + 1] = 
{
	lara_as_walk_forward,
	lara_as_run_forward,
	lara_as_idle,
	lara_as_jump_forward,//33
	lara_as_pose,//4
	lara_as_run_back,//5
	lara_as_turn_right_slow,//6
	lara_as_turn_left_slow,//7
	lara_as_death,//8
	lara_as_freefall,//9
	lara_as_hang,
	lara_as_reach,
	lara_as_splat,
	lara_as_tread,
	lara_void_func,
	lara_as_jump_prepare,//15
	lara_as_walk_back,//16
	lara_as_swim,//17
	lara_as_glide,//18
	lara_as_controlled_no_look,//19
	lara_as_turn_right_fast,//20
	lara_as_step_right,//21
	lara_as_step_left,//22
	lara_as_roll_back,
	lara_as_slide_forward,//24
	lara_as_jump_back,//25
	lara_as_jump_right,//26
	lara_as_jump_left,//27
	lara_as_jump_up,//28
	lara_as_fall_back,//29
	lara_as_hangleft,//30
	lara_as_hangright,//31
	lara_as_slide_back,//32
	lara_as_surftread,
	lara_as_surfswim,
	lara_as_dive,
	lara_as_pushblock,//36
	lara_as_pullblock,//37
	lara_as_ppready,//38
	lara_as_pickup,//39
	lara_as_switchon,//40
	lara_as_switchoff,//41
	lara_as_usekey,//42
	lara_as_usepuzzle,//43
	lara_as_uwdeath,//44
	lara_as_roll_forward,//45
	lara_as_special,//46
	lara_as_surfback,//47
	lara_as_surfleft,//48
	lara_as_surfright,//49
	lara_void_func,//50
	lara_void_func,//51
	lara_as_swan_dive,//52
	lara_as_freefall_dive,//53
	lara_as_gymnast,//54
	lara_as_waterout,
	lara_as_climbstnc,
	lara_as_climbing,
	lara_as_climbleft,
	lara_as_climbend,
	lara_as_climbright,
	lara_as_climbdown,//
	lara_void_func,
	lara_void_func,
	lara_void_func,
	lara_as_wade_forward,//65
	lara_as_waterroll,//66
	lara_as_pickupflare,//67
	lara_void_func,//68
	lara_void_func,//69
	lara_as_deathslide,//70
	lara_as_crouch_idle,//71
	lara_as_crouch_roll,//72
	lara_as_sprint,
	lara_as_sprint_dive,
	lara_as_monkey_idle,
	lara_as_monkey_forward,//76
	lara_as_monkey_shimmy_left,//77
	lara_as_monkey_shimmy_right,//78
	lara_as_monkey_turn_180,//79
	lara_as_crawl_idle,//80
	lara_as_crawl_forward,//81
	lara_as_monkey_turn_left,//82
	lara_as_monkey_turn_right,//83
	lara_as_crawl_turn_left,//84
	lara_as_crawl_turn_right,//85
	lara_as_crawl_back,//86
	lara_as_controlled_no_look,
	lara_as_controlled_no_look,
	lara_as_controlled,
	lara_as_ropel,
	lara_as_roper,
	lara_as_controlled,
	lara_as_controlled,
	lara_as_controlled,
	lara_as_controlled_no_look,
	lara_as_controlled_no_look,
	lara_as_controlled,
	lara_as_pickup,//98
	lara_as_pole_idle,//99
	lara_as_pole_up,//100
	lara_as_pole_down,//101
	lara_as_pole_turn_clockwise,//102
	lara_as_pole_turn_counter_clockwise,//103
	lara_as_pulley,//104
	lara_as_crouch_turn_left,//105
	lara_as_crouch_turn_right,//106
	lara_as_corner,//107
	lara_as_corner,//108
	lara_as_corner,//109
	lara_as_corner,//110
	lara_as_rope,//111
	lara_as_climbrope,//112
	lara_as_climbroped,//113
	lara_as_rope,//114
	lara_as_rope,//115
	lara_void_func,
	lara_as_controlled,
	lara_as_swimcheat,
	lara_as_trpose,//119
	lara_as_controlled_no_look,//120
	lara_as_trwalk,//121
	lara_as_trfall,//122
	lara_as_trfall,//123
	lara_as_null,//124
#ifdef NEW_TIGHTROPE
	lara_as_trexit,//125
#else // !NEW_TIGHTROPE
	lara_as_null,//125
#endif
	lara_as_switchon,//126
	lara_as_null,//127
	lara_as_parallelbars,//128
	lara_as_pbleapoff,//129
	lara_as_null,//130
	lara_as_controlled_no_look,//131
	lara_as_controlled_no_look,//132
	lara_as_null,//133
	lara_as_null,//134
	lara_as_null,//135
	lara_as_null,//136
	lara_as_null,//137
	lara_as_null,//138
	lara_as_null,//139
	lara_as_null,//140
	lara_as_null,//141
	lara_as_null,//142
	lara_as_slopeclimb,//143
	lara_as_slopeclimbup,//144
	lara_as_slopeclimbdown,//145
	lara_as_controlled_no_look,
	lara_as_null,
	lara_as_null,
	lara_as_slopefall,//149
	lara_as_stepoff_left,
	lara_as_stepoff_right,
	lara_as_turn_left_fast,
	lara_as_controlled,
	lara_as_controlled,
	lara_as_controlled,//155
	lara_as_slopehang,
	lara_as_slopeshimmy,
	lara_as_sclimbstart,
	lara_as_sclimbstop,
	lara_as_sclimbend,
	lara_as_null,//161
	lara_as_null,//162
	lara_as_monkey_back//163
};

function<LaraRoutineFunction> lara_collision_routines[NUM_LARA_STATES + 1] =
{
	lara_col_walk_forward,
	lara_col_run_forward,
	lara_col_idle,
	lara_col_jump_forward,//3
	lara_col_idle,//4
	lara_col_run_back,
	lara_col_turn_right_slow,
	lara_col_turn_left_slow,
	lara_col_death,
	lara_col_freefall,//9
	lara_col_hang,
	lara_col_reach,
	lara_col_splat,
	lara_col_tread,
	lara_col_land,
	lara_col_jump_prepare,//15
	lara_col_walk_back,
	lara_col_swim,
	lara_col_glide,
	lara_default_col,
	lara_col_turn_right_fast,
	lara_col_step_right,
	lara_col_step_left,
	lara_col_roll_back,
	lara_col_slide_forward,//24
	lara_col_jump_back,//25
	lara_col_jump_right,//26
	lara_col_jump_left,//27
	lara_col_jump_up,//28
	lara_col_fall_back,//29
	lara_col_hangleft,
	lara_col_hangright,
	lara_col_slide_back,//32
	lara_col_surftread,
	lara_col_surfswim,
	lara_col_dive,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_col_uwdeath,
	lara_col_roll_forward,
	lara_void_func,
	lara_col_surfback,
	lara_col_surfleft,
	lara_col_surfright,
	lara_void_func,
	lara_void_func,
	lara_col_swan_dive,//52
	lara_col_freefall_dive,//53
	lara_default_col,
	lara_default_col,
	lara_col_climbstnc,
	lara_col_climbing,
	lara_col_climbleft,
	lara_col_climbend,
	lara_col_climbright,
	lara_col_climbdown,
	lara_void_func,
	lara_void_func,
	lara_void_func,
	lara_col_wade_forward,
	lara_col_waterroll,
	lara_default_col,
	lara_void_func,
	lara_void_func,
	lara_void_func,
	lara_col_crouch_idle,
	lara_col_crouch_roll,
	lara_col_sprint,
	lara_col_sprint_dive,
	lara_col_monkey_idle,
	lara_col_monkey_forward,//76
	lara_col_monkey_shimmy_left,//77
	lara_col_monkey_shimmy_right,//78
	lara_col_monkey_turn_180,//79
	lara_col_crawl_idle,
	lara_col_crawl_forward,
	lara_col_monkey_turn_left,//81
	lara_col_monkey_turn_right,//82
	lara_col_crawl_turn_left,
	lara_col_crawl_turn_right,
	lara_col_crawl_back,
	lara_void_func,
	lara_col_crawl_to_hang,
	lara_default_col,
	lara_void_func,
	lara_void_func,
	lara_default_col,
	lara_void_func,
	lara_void_func,
	lara_col_turnswitch,
	lara_void_func,
	lara_void_func,
	lara_default_col,
	lara_col_pole_idle,
	lara_col_pole_up,
	lara_col_pole_down,
	lara_col_pole_turn_clockwise,
	lara_col_pole_turn_counter_clockwise,
	lara_default_col,
	lara_col_crouch_turn_left,
	lara_col_crouch_turn_right,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_col_rope,
	lara_void_func,
	lara_void_func,
	lara_col_ropefwd,
	lara_col_ropefwd,
	lara_void_func,
	lara_void_func,
	lara_col_swim,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_void_func,
	lara_void_func,
	lara_void_func,
	lara_void_func,
	lara_void_func,
	lara_void_func,
	lara_void_func,
	lara_void_func,
	lara_void_func,
	lara_void_func,
	lara_void_func,
	lara_void_func,
	lara_void_func,
	lara_col_slopeclimb,
	lara_default_col,     // lara_col_slopeclimbup
	lara_default_col,     // lara_col_slopeclimbdown
	lara_void_func,
	lara_void_func,
	lara_void_func,
	lara_default_col,     // lara_col_slopefall
	lara_default_col,
	lara_default_col,
	lara_col_turn_left_fast,
	lara_default_col,
	lara_default_col,
	lara_default_col,
	lara_col_slopehang,	  // lara_col_slopehang
	lara_col_slopeshimmy, // lara_col_slopeshimmy
	lara_default_col,	  // lara_col_sclimbstart
	lara_default_col,     // lara_col_sclimbstop
	lara_default_col,	  // lara_col_sclimbend
	lara_void_func,//161
	lara_void_func,//162
	lara_col_monkey_back//163
};

void LaraControl(ITEM_INFO* item, COLL_INFO* coll)
{
	LaraInfo*& info = item->data;

	if (info->hasFired)
	{
		AlertNearbyGuards(item);
		info->hasFired = false;
	}

	if (info->poisoned)
	{
		if (info->poisoned > 4096)
			info->poisoned = 4096;

		if (info->poisoned >= 256 && !(Wibble & 0xFF))
			item->hitPoints -= info->poisoned >> 8;
	}

	if (info->isMoving)
	{
		if (info->moveCount > 90)
		{
			info->isMoving = false;
			info->gunStatus = LG_HANDS_FREE;
		}

		++info->moveCount;
	}

	if (!info->uncontrollable)
		info->locationPad = 128;

	int oldX = item->pos.xPos;
	int oldY = item->pos.yPos;
	int oldZ = item->pos.zPos;

	// Set hands free failsafe.
	if (info->gunStatus == LG_HANDS_BUSY &&
		item->currentAnimState == LS_IDLE &&
		item->goalAnimState == LS_IDLE &&
		item->animNumber == LA_STAND_IDLE &&
		!item->airborne)
	{
		info->gunStatus = LG_HANDS_FREE;
	}

	if (item->currentAnimState != LS_SPRINT && info->sprintTimer < LARA_SPRINT_MAX)
		info->sprintTimer++;

	info->isLow = false;

	bool isWater = TestEnvironment(ENV_FLAG_WATER, item);
	bool isSwamp = TestEnvironment(ENV_FLAG_SWAMP, item);

	int waterDepth = GetWaterDepth(item);
	int waterHeight = GetWaterHeight(item);

	int heightFromWater;
	if (waterHeight != NO_HEIGHT)
		heightFromWater = item->pos.yPos - waterHeight;
	else
		heightFromWater = NO_HEIGHT;
	info->waterSurfaceDist = -heightFromWater;

	if (info->Vehicle == NO_ITEM)
		WadeSplash(item, waterHeight, waterDepth);

	if (info->Vehicle == NO_ITEM && info->ExtraAnim == -1)
	{
		switch (info->waterStatus)
		{
		case LW_ABOVE_WATER:
			if (heightFromWater == NO_HEIGHT || heightFromWater < WADE_DEPTH)
				break;

			Camera.targetElevation = -ANGLE(22.0f);

			// Water is deep enough to swim; dispatch dive.
			if (waterDepth >= SWIM_DEPTH &&
				!isSwamp)
			{
				if (isWater)
				{
					info->air = LARA_AIR_MAX;
					info->waterStatus = LW_UNDERWATER;
					item->airborne = false;
					item->pos.yPos += 100;

					UpdateItemRoom(item, 0);
					StopSoundEffect(SFX_TR4_LARA_FALL);

					if (item->currentAnimState == LS_SWAN_DIVE_START)
					{
						info->gunStatus = LG_HANDS_FREE;
						item->pos.xRot = -ANGLE(45.0f);
						item->goalAnimState = LS_FREEFALL_DIVE;
						AnimateLara(item);
						item->fallspeed *= 2;
					}
					else if (item->currentAnimState == LS_SWAN_DIVE_END)
					{
						info->gunStatus = LG_HANDS_FREE;
						item->pos.xRot = -ANGLE(85.0f);
						item->goalAnimState = LS_FREEFALL_DIVE;
						AnimateLara(item);
						item->fallspeed *= 2;
					}
					else
					{
						item->pos.xRot = -ANGLE(45.0f);
						SetAnimation(item, LA_FREEFALL_DIVE);
						item->fallspeed = 3 * item->fallspeed / 2;
					}

					ResetLaraFlex(item);
					Splash(item);
				}
			}
			// Water is at wade depth; update water status and do special handling.
			else if (heightFromWater >= WADE_DEPTH)
			{
				info->waterStatus = LW_WADE;

				// Make splash ONLY within this particular threshold before swim depth while airborne (WadeSplash() above interferes otherwise).
				if (waterDepth > (SWIM_DEPTH - CLICK(1)) &&
					!isSwamp &&
					item->airborne)
				{
					Splash(item);
					item->goalAnimState = LS_IDLE;
				}
				// Lara is grounded; don't splash again.
				else if (!item->airborne)
					item->goalAnimState = LS_IDLE;
				else if (isSwamp)
				{
					if (item->currentAnimState == LS_SWAN_DIVE_START ||
						item->currentAnimState == LS_SWAN_DIVE_END)
					{
						item->pos.yPos = waterHeight + (WALL_SIZE - 24);
					}

					SetAnimation(item, LA_WADE);
				}
			}

			break;

		case LW_UNDERWATER:
			if (isWater ||
				waterDepth == DEEP_WATER ||
				abs(heightFromWater) >= CLICK(1) ||
				item->animNumber == LA_UNDERWATER_RESURFACE ||
				item->animNumber == LA_ONWATER_DIVE)
			{
				if (!isWater)
				{
					if (waterDepth == DEEP_WATER || abs(heightFromWater) >= CLICK(1))
					{
						SetAnimation(item, LA_FALL_START);
						item->speed = item->fallspeed / 4;
						item->airborne = true;
						item->fallspeed = 0;
						item->pos.zRot = 0;
						item->pos.xRot = 0;
						info->waterStatus = LW_ABOVE_WATER;
						ResetLaraFlex(item);
					}
					else
					{
						SetAnimation(item, LA_UNDERWATER_RESURFACE);
						item->pos.yPos = waterHeight;
						item->fallspeed = 0;
						item->pos.zRot = 0;
						item->pos.xRot = 0;
						info->waterStatus = LW_SURFACE;
						info->diveCount = 11;
						ResetLaraFlex(item);

						UpdateItemRoom(item, -(STEPUP_HEIGHT - 3));
						SoundEffect(SFX_TR4_LARA_BREATH, &item->pos, 2);
					}
				}
			}
			else
			{
				SetAnimation(item, LA_UNDERWATER_RESURFACE);
				item->pos.yPos = waterHeight + 1;
				item->fallspeed = 0;
				item->pos.zRot = 0;
				item->pos.xRot = 0;
				info->waterStatus = LW_SURFACE;
				info->diveCount = 11;
				ResetLaraFlex(item);

				UpdateItemRoom(item, 0);
				SoundEffect(SFX_TR4_LARA_BREATH, &item->pos, 2);
			}
			break;

		case LW_SURFACE:
			if (!isWater)
			{
				if (heightFromWater <= WADE_DEPTH)
				{
					SetAnimation(item, LA_FALL_START);
					item->speed = item->fallspeed / 4;
					item->airborne = true;
					info->waterStatus = LW_ABOVE_WATER;
				}
				else
				{
					SetAnimation(item, LA_STAND_IDLE);
					item->goalAnimState = LS_WADE_FORWARD; // TODO: Check if really needed? -- Lwmte, 10.11.21
					info->waterStatus = LW_WADE;

					AnimateItem(item);
				}

				item->fallspeed = 0;
				item->pos.zRot = 0;
				item->pos.xRot = 0;
				ResetLaraFlex(item);
			}

			break;

		case LW_WADE:
			Camera.targetElevation = -ANGLE(22.0f);

			if (heightFromWater >= WADE_DEPTH)
			{
				if (heightFromWater > SWIM_DEPTH && !isSwamp)
				{
					SetAnimation(item, LA_ONWATER_IDLE);

					info->waterStatus = LW_SURFACE;
					item->pos.yPos += 1 - heightFromWater;
					item->airborne = false;
					item->fallspeed = 0;
					item->pos.zRot = 0;
					item->pos.xRot = 0;
					info->diveCount = 0;
					ResetLaraFlex(item);

					UpdateItemRoom(item, 0);
				}
			}
			else
			{
				info->waterStatus = LW_ABOVE_WATER;

				if (item->currentAnimState == LS_WADE_FORWARD)
					item->goalAnimState = LS_RUN_FORWARD;
			}

			break;
		}
	}

	if (item->hitPoints <= 0)
	{
		item->hitPoints = -1;

		if (info->deathCount == 0)
			StopSoundTracks();

		info->deathCount++;
		if ((item->flags & 0x100))
		{
			info->deathCount++;

			return;
		}
	}

	switch (info->waterStatus)
	{
	case LW_ABOVE_WATER:
	case LW_WADE:
		if (isSwamp	&& info->waterSurfaceDist < -(LARA_HEIGHT + 8)) // TODO: Find best height. @Sezz 2021.11.10
		{
			if (item->hitPoints >= 0)
			{
				info->air -= 6;
				if (info->air < 0)
				{
					info->air = -1;
					item->hitPoints -= 10;
				}
			}
		}
		else if (info->air < LARA_AIR_MAX && item->hitPoints >= 0)
		{
			if (info->Vehicle == NO_ITEM) // only for the upv !!
			{
				info->air += 10;
				if (info->air > LARA_AIR_MAX)
					info->air = LARA_AIR_MAX;
			}
		}

		LaraAboveWater(item, coll);

		break;

	case LW_UNDERWATER:
		if (item->hitPoints >= 0)
		{
			auto level = g_GameFlow->GetLevel(CurrentLevel);
			if (level->LaraType != LaraType::Divesuit)
				info->air--;

			if (info->air < 0)
			{
			//	if (LaraDrawType == LARA_TYPE::DIVESUIT && info->anxiety < 251)
			//		info->anxiety += 4;
				info->air = -1;
				item->hitPoints -= 5;
			}
		}

		LaraUnderWater(item, coll);

		break;

	case LW_SURFACE:
		if (item->hitPoints >= 0)
		{
			info->air += 10;
			if (info->air > LARA_AIR_MAX)
				info->air = LARA_AIR_MAX;
		}

		LaraSurface(item, coll);

		break;

	case LW_FLYCHEAT:
		LaraCheat(item, coll);

		break;
	}

	Statistics.Game.Distance += sqrt(
		SQUARE(item->pos.xPos - oldX) +
		SQUARE(item->pos.yPos - oldY) +
		SQUARE(item->pos.zPos - oldZ));
}

void LaraAboveWater(ITEM_INFO* item, COLL_INFO* coll)
{
	LaraInfo*& info = item->data;

	coll->Setup.UpperCeilingBound = NO_UPPER_BOUND;

	coll->Setup.OldPosition.x = item->pos.xPos;
	coll->Setup.OldPosition.y = item->pos.yPos;
	coll->Setup.OldPosition.z = item->pos.zPos;
	coll->Setup.OldAnimState = item->currentAnimState;
	coll->Setup.OldAnimNumber = item->animNumber;
	coll->Setup.OldFrameNumber = item->frameNumber;

	coll->Setup.EnableObjectPush = true;
	coll->Setup.EnableSpasm = true;
	coll->Setup.FloorSlopeIsWall = false;
	coll->Setup.FloorSlopeIsPit = false;
	coll->Setup.CeilingSlopeIsWall = false;
	coll->Setup.DeathFlagIsPit = false;
	coll->Setup.NoMonkeyFlagIsWall = false;
	coll->Setup.Mode = COLL_PROBE_MODE::QUADRANTS;

	if (TrInput & IN_LOOK && info->look &&
		info->ExtraAnim == NO_ITEM)
	{
		LookLeftRight();
	}
	else if (coll->Setup.Height > LARA_HEIGHT - LARA_HEADROOM) // TEMP HACK: Look feature will need a dedicated refactor; ResetLook() interferes with crawl flexing. @Sezz 2021.12.10
		ResetLook(item);

	// TODO: Move radius and height default resets above look checks when
	coll->Setup.Radius = LARA_RAD;
	coll->Setup.Height = LARA_HEIGHT;
	info->look = true;

	UpdateItemRoom(item, -LARA_HEIGHT / 2);

	// Process vehicles.
	if (info->Vehicle != NO_ITEM)
	{
		switch (g_Level.Items[info->Vehicle].objectNumber)
		{
		case ID_QUAD:
			if (QuadBikeControl(item, coll))
				return;
			break;

		case ID_JEEP:
			if (JeepControl())
				return;
			break;

		case ID_MOTORBIKE:
			if (MotorbikeControl())
				return;
			break;

		case ID_KAYAK:
			if (KayakControl(item))
				return;
			break;

		case ID_SNOWMOBILE:
			if (SkidooControl(item, coll))
				return;
			break;

		case ID_UPV:
			if (SubControl(item, coll))
				return;
			break;

		case ID_MINECART:
			if (MineCartControl())
				return;
			break;

		case ID_BIGGUN:
			if (BigGunControl(item, coll))
				return;
			break;

		default:
			// Boats are processed like normal items in loop.
			LaraGun(item);
			return;
		}
	}

	// Temp. debug stuff
	//---

	// Kill Lara.
	if (KeyMap[DIK_D])
		item->hitPoints = 0;

	// Say no.
	static bool dbNo = false;
	if (KeyMap[DIK_N] && !dbNo)
		SayNo();
	dbNo = KeyMap[DIK_N] ? true : false;

	static PHD_3DPOS posO = item->pos;
	static short roomNumO = item->roomNumber;
	static CAMERA_INFO camO = Camera;

	// Save position.
	if (KeyMap[DIK_Q] && TrInput & IN_WALK)
	{
		posO = item->pos;
		roomNumO = item->roomNumber;
		camO = Camera;
	}
	
	// Restore position.
	if (KeyMap[DIK_E])
	{
		item->pos = posO;
		item->roomNumber = roomNumO;
		Camera = camO;
	}
	
	// Forward 1 unit.
	if (KeyMap[DIK_I])
	{
		item->pos.xPos += roundf(phd_sin(item->pos.yRot));
		item->pos.zPos += roundf(phd_cos(item->pos.yRot));
	}
	// Back 1 unit.
	else if (KeyMap[DIK_K])
	{
		item->pos.xPos += roundf(phd_sin(item->pos.yRot + ANGLE(180.0f)));
		item->pos.zPos += roundf(phd_cos(item->pos.yRot + ANGLE(180.0f)));
	}
	// Left 1 unit.
	else if (KeyMap[DIK_J])
	{
		item->pos.xPos += roundf(phd_sin(item->pos.yRot - ANGLE(90.0f)));
		item->pos.zPos += roundf(phd_cos(item->pos.yRot - ANGLE(90.0f)));
	}
	// Right 1 unit.
	else if (KeyMap[DIK_L])
	{
		item->pos.xPos += roundf(phd_sin(item->pos.yRot + ANGLE(90.0f)));
		item->pos.zPos += roundf(phd_cos(item->pos.yRot + ANGLE(90.0f)));
	}

	//---

	// Temp. debug stuff.
	static bool doRoutines = true;

	static bool dbT = false;
	if (KeyMap[DIK_T] && !dbT)
		doRoutines = !doRoutines;
	dbT = KeyMap[DIK_T] ? true : false;

	static bool dbU = false;
	if (doRoutines || KeyMap[DIK_U] && !dbU)
	{
		// Handle current Lara status.
		lara_control_routines[item->currentAnimState](item, coll);

		HandleLaraMovementParameters(item, coll);

		// Animate Lara.
		AnimateLara(item);

		if (info->ExtraAnim == -1)
		{
			// Check for collision with items.
			DoObjectCollision(item, coll);

			// Handle Lara collision.
			if (info->Vehicle == NO_ITEM)
				lara_collision_routines[item->currentAnimState](item, coll);
		}
	}
	dbU = KeyMap[DIK_U] ? true : false;

	//if (info->gunType == WEAPON_CROSSBOW && !LaserSight)
	//	TrInput &= ~IN_ACTION;

	// Handle weapons.
	LaraGun(item);

	// Handle breath.
	LaraBreath(item);

	// Test for flags and triggers.
	ProcessSectorFlags(item);
	TestTriggers(item, false);
	TestVolumes(item);
}

void LaraUnderWater(ITEM_INFO* item, COLL_INFO* coll)
{
	LaraInfo*& info = item->data;

	coll->Setup.LowerFloorBound = NO_LOWER_BOUND;
	coll->Setup.UpperFloorBound = -(LARA_RAD_UNDERWATER + (LARA_RAD_UNDERWATER / 3));
	coll->Setup.LowerCeilingBound = LARA_RAD_UNDERWATER + (LARA_RAD_UNDERWATER / 3);
	coll->Setup.UpperCeilingBound = NO_UPPER_BOUND;

	coll->Setup.OldPosition.x = item->pos.xPos;
	coll->Setup.OldPosition.y = item->pos.yPos;
	coll->Setup.OldPosition.z = item->pos.zPos;

	coll->Setup.FloorSlopeIsWall = false;
	coll->Setup.FloorSlopeIsPit = false;
	coll->Setup.CeilingSlopeIsWall = false;
	coll->Setup.DeathFlagIsPit = false;
	coll->Setup.NoMonkeyFlagIsWall = false;
	coll->Setup.EnableObjectPush = true;
	coll->Setup.EnableSpasm = false;
	coll->Setup.Mode = COLL_PROBE_MODE::QUADRANTS;

	coll->Setup.Radius = LARA_RAD_UNDERWATER;
	coll->Setup.Height = LARA_HEIGHT;

	if (TrInput & IN_LOOK && info->look)
		LookLeftRight();
	else
		ResetLook(item);

	info->look = true;
	info->poseCount = 0;

	lara_control_routines[item->currentAnimState](item, coll);

	auto level = g_GameFlow->GetLevel(CurrentLevel);

	if (level->LaraType == LaraType::Divesuit)
	{
		if (info->turnRate < -ANGLE(0.5f))
			info->turnRate += ANGLE(0.5f);
		else if (info->turnRate > ANGLE(0.5f))
			info->turnRate -= ANGLE(0.5f);
		else
			info->turnRate = 0;
	}
	else if (info->turnRate < -ANGLE(2.0f))
		info->turnRate += ANGLE(2.0f);
	else if (info->turnRate > ANGLE(2.0f))
		info->turnRate -= ANGLE(2.0f);
	else
		info->turnRate = 0;

	item->pos.yRot += info->turnRate;

	if (level->LaraType == LaraType::Divesuit)
		UpdateSubsuitAngles();

	if (!info->isMoving && !(TrInput & (IN_LEFT | IN_RIGHT)))
	{
		if (abs(item->pos.zRot) > 0)
			item->pos.zRot += item->pos.zRot / -8;
	}

	if (item->pos.xRot < -ANGLE(85.0f))
		item->pos.xRot = -ANGLE(85.0f);
	else if (item->pos.xRot > ANGLE(85.0f))
		item->pos.xRot = ANGLE(85.0f);

	if (level->LaraType == LaraType::Divesuit)
	{
		if (item->pos.zRot > ANGLE(44.0f))
			item->pos.zRot = ANGLE(44.0f);
		else if (item->pos.zRot < -ANGLE(44.0f))
			item->pos.zRot = -ANGLE(44.0f);
	}
	else
	{
		if (item->pos.zRot > ANGLE(22.0f))
			item->pos.zRot = ANGLE(22.0f);
		else if (item->pos.zRot < -ANGLE(22.0f))
			item->pos.zRot = -ANGLE(22.0f);
	}

	if (info->currentActive && info->waterStatus != LW_FLYCHEAT)
		LaraWaterCurrent(coll);

	AnimateLara(item);

	item->pos.xPos += phd_cos(item->pos.xRot) * item->fallspeed * phd_sin(item->pos.yRot) / 4;
	item->pos.yPos -= item->fallspeed * phd_sin(item->pos.xRot) / 4;
	item->pos.zPos += phd_cos(item->pos.xRot) * item->fallspeed * phd_cos(item->pos.yRot) / 4;

	DoObjectCollision(item, coll);

	if (/*info->ExtraAnim == -1 &&*/ info->Vehicle == NO_ITEM)
		lara_collision_routines[item->currentAnimState](item, coll);

	UpdateItemRoom(item, 0);

	LaraGun(item);

	ProcessSectorFlags(item);
	TestTriggers(item, false);
	TestVolumes(item);
}

void LaraSurface(ITEM_INFO* item, COLL_INFO* coll)
{
	LaraInfo*& info = item->data;

	Camera.targetElevation = -ANGLE(22.0f);

	coll->Setup.LowerFloorBound = NO_LOWER_BOUND;
	coll->Setup.UpperFloorBound = -CLICK(0.5f);
	coll->Setup.LowerCeilingBound = LARA_RAD;
	coll->Setup.UpperCeilingBound = NO_UPPER_BOUND;

	coll->Setup.OldPosition.x = item->pos.xPos;
	coll->Setup.OldPosition.y = item->pos.yPos;
	coll->Setup.OldPosition.z = item->pos.zPos;

	coll->Setup.FloorSlopeIsWall = false;
	coll->Setup.FloorSlopeIsPit = false;
	coll->Setup.CeilingSlopeIsWall = false;
	coll->Setup.DeathFlagIsPit = false;
	coll->Setup.NoMonkeyFlagIsWall = false;
	coll->Setup.EnableObjectPush = false;
	coll->Setup.EnableSpasm = false;
	coll->Setup.Mode = COLL_PROBE_MODE::FREE_FORWARD;

	coll->Setup.Radius = LARA_RAD;
	coll->Setup.Height = LARA_HEIGHT_SURFACE;

	if (TrInput & IN_LOOK && info->look)
		LookLeftRight();
	else
		ResetLook(item);

	info->look = true;
	info->poseCount = 0;

	lara_control_routines[item->currentAnimState](item, coll);

	if (!info->isMoving && !(TrInput & (IN_LEFT | IN_RIGHT)))
	{
		if (abs(item->pos.zRot) > 0)
			item->pos.zRot += item->pos.zRot / -8;
	}

	if (info->currentActive && info->waterStatus != LW_FLYCHEAT)
		LaraWaterCurrent(coll);

	AnimateLara(item);

	item->pos.xPos += item->fallspeed * phd_sin(info->moveAngle) / 4;
	item->pos.zPos += item->fallspeed * phd_cos(info->moveAngle) / 4;

	DoObjectCollision(item, coll);

	if (info->Vehicle == NO_ITEM)
		lara_collision_routines[item->currentAnimState](item, coll);

	UpdateItemRoom(item, LARA_RAD);

	LaraGun(item);

	ProcessSectorFlags(item);
	TestTriggers(item, false);
	TestVolumes(item);
}

void LaraCheat(ITEM_INFO* item, COLL_INFO* coll)
{
	LaraInfo*& info = item->data;

	item->hitPoints = LARA_HEALTH_MAX;
	LaraUnderWater(item, coll);

	if (TrInput & IN_WALK && !(TrInput & IN_LOOK))
	{
		if (TestEnvironment(ENV_FLAG_WATER, item) || (info->waterSurfaceDist > 0 && info->waterSurfaceDist != NO_HEIGHT))
		{
			info->waterStatus = LW_UNDERWATER;
			SetAnimation(item, LA_UNDERWATER_IDLE);
			ResetLaraFlex(item);
		}
		else
		{
			info->waterStatus = LW_ABOVE_WATER;
			SetAnimation(item, LA_STAND_SOLID);
			item->pos.zRot = 0;
			item->pos.xRot = 0;
			ResetLaraFlex(item);
		}

		info->gunStatus = LG_HANDS_FREE;
		LaraInitialiseMeshes();
		item->hitPoints = LARA_HEALTH_MAX;
	}
}

void AnimateLara(ITEM_INFO* item)
{
	LaraInfo*& info = item->data;

	item->frameNumber++;

	ANIM_STRUCT* anim = &g_Level.Anims[item->animNumber];
	if (anim->numberChanges > 0 && GetChange(item, anim))
	{
		anim = &g_Level.Anims[item->animNumber];
		item->currentAnimState = anim->currentAnimState;
	}

	if (item->frameNumber > anim->frameEnd)
	{
		if (anim->numberCommands > 0)
		{
			short* cmd = &g_Level.Commands[anim->commandIndex];
			for (int i = anim->numberCommands; i > 0; i--)
			{
				switch (*(cmd++))
				{
				case COMMAND_MOVE_ORIGIN:
					TranslateItem(item, cmd[0], cmd[1], cmd[2]);
					UpdateItemRoom(item, -LARA_HEIGHT / 2);
					cmd += 3;
					break;

				case COMMAND_JUMP_VELOCITY:
					item->fallspeed = *(cmd++);
					item->speed = *(cmd++);
					item->airborne = true;
					if (info->calcFallSpeed)
					{
						item->fallspeed = info->calcFallSpeed;
						info->calcFallSpeed = 0;
					}
					break;

				case COMMAND_ATTACK_READY:
					if (info->gunStatus != LG_SPECIAL)
						info->gunStatus = LG_HANDS_FREE;
					break;

				case COMMAND_SOUND_FX:
				case COMMAND_EFFECT:
					cmd += 2;
					break;

				default:
					break;
				}
			}
		}

		item->animNumber = anim->jumpAnimNum;
		item->frameNumber = anim->jumpFrameNum;

		anim = &g_Level.Anims[item->animNumber];
		item->currentAnimState = anim->currentAnimState;
	}

	if (anim->numberCommands > 0)
	{
		short* cmd = &g_Level.Commands[anim->commandIndex];
		int flags;
		int effectID = 0;

		for (int i = anim->numberCommands; i > 0; i--)
		{
			switch (*(cmd++))
			{
			case COMMAND_MOVE_ORIGIN:
				cmd += 3;
				break;

			case COMMAND_JUMP_VELOCITY:
				cmd += 2;
				break;

			case COMMAND_SOUND_FX:
				if (item->frameNumber != *cmd)
				{
					cmd += 2;
					break;
				}

				flags = cmd[1] & 0xC000;
				if ( flags == (int)SOUND_PLAYCONDITION::LandAndWater ||
					(flags == (int)SOUND_PLAYCONDITION::Land && (info->waterSurfaceDist >= 0 || info->waterSurfaceDist == NO_HEIGHT)) ||
					(flags == (int)SOUND_PLAYCONDITION::Water && info->waterSurfaceDist < 0 && info->waterSurfaceDist != NO_HEIGHT && !TestEnvironment(ENV_FLAG_SWAMP, item)))
				{
					SoundEffect(cmd[1] & 0x3FFF, &item->pos, 2);
				}

				cmd += 2;
				break;

			case COMMAND_EFFECT:
				if (item->frameNumber != *cmd)
				{
					cmd += 2;
					break;
				}

				effectID = cmd[1] & 0x3FFF;
				DoFlipEffect(effectID, item);

				cmd += 2;
				break;

			default:
				break;

			}
		}
	}

	int lateral = anim->Xvelocity;
	if (anim->Xacceleration)
		lateral += anim->Xacceleration * (item->frameNumber - anim->frameBase);
	lateral >>= 16;

	if (item->airborne)
	{
		if (TestEnvironment(ENV_FLAG_SWAMP, item))
		{
			item->speed -= item->speed >> 3;
			if (abs(item->speed) < 8)
			{
				item->speed = 0;
				item->airborne = false;
			}
			if (item->fallspeed > 128)
				item->fallspeed /= 2;
			item->fallspeed -= item->fallspeed / 4;
			if (item->fallspeed < 4)
				item->fallspeed = 4;
			item->pos.yPos += item->fallspeed;
		}
		else
		{
			int velocity = (anim->velocity + anim->acceleration * (item->frameNumber - anim->frameBase - 1));
			item->speed -= velocity >> 16;
			item->speed += (velocity + anim->acceleration) >> 16;
			item->fallspeed += (item->fallspeed >= 128 ? 1 : GRAVITY);
			item->pos.yPos += item->fallspeed;
		}
	}
	else
	{
		int velocity;

		if (info->waterStatus == LW_WADE && TestEnvironment(ENV_FLAG_SWAMP, item))
		{
			velocity = (anim->velocity >> 1);
			if (anim->acceleration)
				velocity += (anim->acceleration * (item->frameNumber - anim->frameBase)) >> 2;
		}
		else
		{
			velocity = anim->velocity;
			if (anim->acceleration)
				velocity += anim->acceleration * (item->frameNumber - anim->frameBase);
		}

		item->speed = velocity >> 16;
	}

	if (info->ropePtr != -1)
		DelAlignLaraToRope(item);

	if (!info->isMoving)
		MoveItem(item, info->moveAngle, item->speed, lateral);

	// Update matrices
	g_Renderer.updateLaraAnimations(true);
}