1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "table/strings.h"

     4

#include "map.h"

     5

#include "tile.h"

     6

#include "command.h"

     7

#include "viewport.h"

     8

#include "player.h"

     9

#include "gui.h"

    10

#include "station.h"

    11

#include "economy.h"

    12

#include "town.h"

    13

#include "sprite.h"

    14

    15

typedef struct DrawTileUnmovableStruct {

    16

	uint16 image;

    17

	byte subcoord_x;

    18

	byte subcoord_y;

    19

	byte width;

    20

	byte height;

    21

	byte z_size;

    22

	byte unused;

    23

} DrawTileUnmovableStruct;

    24

    25

#include "table/unmovable_land.h"

    26

    27

static void DrawTile_Unmovable(TileInfo *ti)

    28

{

    29

	uint32 image, ormod;

    30

    31

	if (!(ti->map5 & 0x80)) {

    32

		if (ti->map5 == 2) {

    33

    34

			// statue

    35

			DrawGroundSprite(0x58C);

    36

    37

			image = PLAYER_SPRITE_COLOR(_map_owner[ti->tile]);

    38

			image += 0x8A48;

    39

			if (_display_opt & DO_TRANS_BUILDINGS)

    40

				image = (image & 0x3FFF) | 0x3224000;

    41

			AddSortableSpriteToDraw(image, ti->x, ti->y, 16, 16, 25, ti->z);

    42

		} else if (ti->map5 == 3) {

    43

    44

			// "owned by" sign

    45

			DrawClearLandTile(ti, 0);

    46

    47

			AddSortableSpriteToDraw(

    48

				PLAYER_SPRITE_COLOR(_map_owner[ti->tile]) + 0x92B6,

    49

				ti->x+8, ti->y+8,

    50

				1, 1,

    51

				10,

    52

				GetSlopeZ(ti->x+8, ti->y+8)

    53

			);

    54

		} else {

    55

			// lighthouse or transmitter

    56

    57

			const DrawTileUnmovableStruct *dtus;

    58

    59

			if (ti->tileh) DrawFoundation(ti, ti->tileh);

    60

			DrawClearLandTile(ti, 2);

    61

    62

			dtus = &_draw_tile_unmovable_data[ti->map5];

    63

    64

			image = dtus->image;

    65

			if (_display_opt & DO_TRANS_BUILDINGS)

    66

				image = (image & 0x3FFF) | 0x3224000;

    67

    68

			AddSortableSpriteToDraw(image,

    69

				ti->x | dtus->subcoord_x,

    70

				ti->y | dtus->subcoord_y,

    71

				dtus->width, dtus->height,

    72

				dtus->z_size, ti->z);

    73

		}

    74

	} else {

    75

		const DrawTileSeqStruct *dtss;

    76

		const DrawTileSprites *t;

    77

    78

		if (ti->tileh) DrawFoundation(ti, ti->tileh);

    79

    80

		ormod = PLAYER_SPRITE_COLOR(_map_owner[ti->tile]);

    81

    82

		t = &_unmovable_display_datas[ti->map5 & 0x7F];

    83

		DrawGroundSprite(t->ground_sprite | ormod);

    84

    85

		foreach_draw_tile_seq(dtss, t->seq) {

    86

			image =	dtss->image;

    87

			if (_display_opt & DO_TRANS_BUILDINGS) {

    88

				image = (image & 0x3FFF) | 0x03224000;

    89

			} else {

    90

				image |= ormod;

    91

			}

    92

			AddSortableSpriteToDraw(image, ti->x + dtss->delta_x, ti->y + dtss->delta_y,

    93

				dtss->width, dtss->height, dtss->unk, ti->z + dtss->delta_z);

    94

		}

    95

	}

    96

}

    97

    98

static uint GetSlopeZ_Unmovable(TileInfo *ti)

    99

{

   100

	return GetPartialZ(ti->x&0xF, ti->y&0xF, ti->tileh) + ti->z;

   101

}

   102

   103

static uint GetSlopeTileh_Unmovable(TileInfo *ti)

   104

{

   105

	return 0;

   106

}

   107

   108

static int32 ClearTile_Unmovable(uint tile, byte flags)

   109

{

   110

	byte m5 = _map5[tile];

   111

   112

	if (m5 & 0x80) {

   113

		if (_current_player == OWNER_WATER)

   114

			return DoCommandByTile(tile, OWNER_WATER, 0, DC_EXEC, CMD_DESTROY_COMPANY_HQ);

   115

		return_cmd_error(STR_5804_COMPANY_HEADQUARTERS_IN);

   116

	}

   117

   118

	if (m5 == 3)	// company owned land

   119

		return DoCommandByTile(tile, 0, 0, flags, CMD_SELL_LAND_AREA);

   120

   121

	// checks if you're allowed to remove unmovable things

   122

	if (_game_mode != GM_EDITOR && _current_player != OWNER_WATER && ((flags & DC_AUTO || !_cheats.magic_bulldozer.value)) )

   123

		return_cmd_error(STR_5800_OBJECT_IN_THE_WAY);

   124

   125

	if (flags & DC_EXEC) {

   126

		DoClearSquare(tile);

   127

	}

   128

   129

	return 0;

   130

}

   131

   132

static void GetAcceptedCargo_Unmovable(uint tile, AcceptedCargo ac)

   133

{

   134

	byte m5 = _map5[tile];

   135

	uint level; // HQ level (depends on company performance) in the range 1..5.

   136

   137

	if (!(m5 & 0x80)) {

   138

		/* not used */

   139

		return;

   140

	}

   141

   142

	/* HQ accepts passenger and mail; but we have to divide the values

   143

	 * between 4 tiles it occupies! */

   144

   145

	level = (m5 & ~0x80) / 4 + 1;

   146

   147

	// Top town building generates 10, so to make HQ interesting, the top

   148

	// type makes 20.

   149

	ac[CT_PASSENGERS] = max(1, level);

   150

   151

	// Top town building generates 4, HQ can make up to 8. The

   152

	// proportion passengers:mail is different because such a huge

   153

	// commercial building generates unusually high amount of mail

   154

	// correspondence per physical visitor.

   155

	ac[CT_MAIL] = max(1, level / 2);

   156

}

   157

   158

static const StringID _unmovable_tile_str[] = {

   159

	STR_5803_COMPANY_HEADQUARTERS,

   160

	STR_5801_TRANSMITTER,

   161

	STR_5802_LIGHTHOUSE,

   162

	STR_2016_STATUE,

   163

	STR_5805_COMPANY_OWNED_LAND,

   164

};

   165

   166

static void GetTileDesc_Unmovable(uint tile, TileDesc *td)

   167

{

   168

	int i = _map5[tile];

   169

	if (i & 0x80) i = -1;

   170

	td->str = _unmovable_tile_str[i + 1];

   171

	td->owner = _map_owner[tile];

   172

}

   173

   174

static void AnimateTile_Unmovable(uint tile)

   175

{

   176

	/* not used */

   177

}

   178

   179

static void TileLoop_Unmovable(uint tile)

   180

{

   181

	byte m5 = _map5[tile];

   182

	byte level; // HQ level (depends on company performance) in the range 1..5.

   183

	uint32 r;

   184

   185

	if (!(m5 & 0x80)) {

   186

		/* not used */

   187

		return;

   188

	}

   189

   190

	/* HQ accepts passenger and mail; but we have to divide the values

   191

	 * between 4 tiles it occupies! */

   192

   193

	level = (m5 & ~0x80) / 4 + 1;

   194

	assert(level < 6);

   195

   196

	r = Random();

   197

	// Top town buildings generate 250, so the top HQ type makes 256.

   198

	if ((byte) r < (256 / 4 /  (6 - level))) {

   199

		uint amt = ((byte) r >> 3) / 4 + 1;

   200

		if (_economy.fluct <= 0) amt = (amt + 1) >> 1;

   201

		MoveGoodsToStation(tile, 2, 2, CT_PASSENGERS, amt);

   202

	}

   203

   204

	r >>= 8;

   205

	// Top town building generates 90, HQ can make up to 196. The

   206

	// proportion passengers:mail is about the same as in the acceptance

   207

	// equations.

   208

	if ((byte) r < (196 / 4 / (6 - level))) {

   209

		uint amt = ((byte) r >> 3) / 4 + 1;

   210

		if (_economy.fluct <= 0) amt = (amt + 1) >> 1;

   211

		MoveGoodsToStation(tile, 2, 2, CT_MAIL, amt);

   212

	}

   213

}

   214

   215

   216

static uint32 GetTileTrackStatus_Unmovable(uint tile, TransportType mode)

   217

{

   218

	return 0;

   219

}

   220

   221

static void ClickTile_Unmovable(uint tile)

   222

{

   223

	if (_map5[tile] & 0x80) {

   224

		ShowPlayerCompany(_map_owner[tile]);

   225

	}

   226

}

   227

   228

static const TileIndexDiffC _tile_add[] = {

   229

	{ 1,  0},

   230

	{ 0,  1},

   231

	{-1,  0},

   232

	{ 0, -1}

   233

};

   234

   235

/* checks, if a radio tower is within a 9x9 tile square around tile */

   236

static bool checkRadioTowerNearby(uint tile)

   237

{

   238

	uint tile_s;

   239

   240

	tile_s = TILE_XY(TileX(tile) - 4, TileY(tile) - 4);

   241

   242

	BEGIN_TILE_LOOP(tile, 9, 9, tile_s)

   243

		// already a radio tower here?

   244

		if (IsTileType(tile, MP_UNMOVABLE) && _map5[tile] == 0)

   245

			return false;

   246

	END_TILE_LOOP(tile, 9, 9, tile_s)

   247

	return true;

   248

}

   249

   250

void GenerateUnmovables(void)

   251

{

   252

	int i,j;

   253

	uint tile;

   254

	uint32 r;

   255

	int dir;

   256

	uint h;

   257

   258

	if (_opt.landscape == LT_CANDY)

   259

		return;

   260

   261

	/* add radio tower */

   262

	i = ScaleByMapSize(1000);

   263

	j = ScaleByMapSize(40); // maximum number of radio towers on the map

   264

	do {

   265

		r = Random();

   266

		tile = r % MapSize();

   267

//		TILE_MASK seems to be not working correctly. Radio masts accumulate in one area.

   268

//		tile = TILE_MASK(r);

   269

		if (IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == 0 && h >= 32) {

   270

			if(!checkRadioTowerNearby(tile))

   271

				continue;

   272

			SetTileType(tile, MP_UNMOVABLE);

   273

			_map5[tile] = 0;

   274

			_map_owner[tile] = OWNER_NONE;

   275

			if (--j == 0)

   276

				break;

   277

		}

   278

	} while (--i);

   279

   280

	if (_opt.landscape == LT_DESERT)

   281

		return;

   282

   283

	/* add lighthouses */

   284

	i = ScaleByMapSize1D((Random() & 3) + 7);

   285

	do {

   286

restart:

   287

		r = Random();

   288

		dir = r >> 30;

   289

		r %= (dir == 0 || dir == 2) ? MapMaxY() : MapMaxX();

   290

		tile =

   291

			(dir==0)?TILE_XY(0,r):0 +             // left

   292

			(dir==1)?TILE_XY(r,0):0 +             // top

   293

			(dir == 2) ? TILE_XY(MapMaxX(), r) : 0 + // right

   294

			(dir == 3) ? TILE_XY(r, MapMaxY()) : 0;  // bottom

   295

		j = 20;

   296

		do {

   297

			if (--j == 0)

   298

				goto restart;

   299

			tile = TILE_MASK(tile + ToTileIndexDiff(_tile_add[dir]));

   300

		} while (!(IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == 0 && h <= 16));

   301

   302

		assert(tile == TILE_MASK(tile));

   303

   304

		SetTileType(tile, MP_UNMOVABLE);

   305

		_map5[tile] = 1;

   306

		_map_owner[tile] = OWNER_NONE;

   307

	} while (--i);

   308

}

   309

   310

extern int32 CheckFlatLandBelow(uint tile, uint w, uint h, uint flags, uint invalid_dirs, int *);

   311

   312

/* p1      = relocate HQ

   313

 * p1&0xFF = player whose HQ is up for relocation

   314

 */

   315

int32 CmdBuildCompanyHQ(int x, int y, uint32 flags, uint32 p1, uint32 p2)

   316

{

   317

	TileIndex tile = TILE_FROM_XY(x,y);

   318

	Player *p = DEREF_PLAYER(_current_player);

   319

	int score;

   320

	int32 cost = 0;

   321

   322

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

   323

   324

	cost = CheckFlatLandBelow(tile, 2, 2, flags, 0, NULL);

   325

   326

	if (cost == CMD_ERROR)

   327

		return CMD_ERROR;

   328

   329

	if (p1) {

   330

		int32 ret = DoCommand(

   331

			TileX(p->location_of_house) * 16, TileY(p->location_of_house) * 16,

   332

			p1 & 0xFF, 0, flags, CMD_DESTROY_COMPANY_HQ);

   333

   334

		if (ret == CMD_ERROR)

   335

			return CMD_ERROR;

   336

   337

		cost += ret;

   338

	}

   339

   340

	if (flags & DC_EXEC) {

   341

		score = UpdateCompanyRatingAndValue(p, false);

   342

   343

		p->location_of_house = tile;

   344

   345

		ModifyTile(tile + TILE_XY(0,0),

   346

			MP_SETTYPE(MP_UNMOVABLE) | MP_MAPOWNER_CURRENT | MP_MAP5,

   347

			0x80

   348

		);

   349

   350

		ModifyTile(tile + TILE_XY(0,1),

   351

			MP_SETTYPE(MP_UNMOVABLE) | MP_MAPOWNER_CURRENT | MP_MAP5,

   352

			0x81

   353

		);

   354

   355

		ModifyTile(tile + TILE_XY(1,0),

   356

			MP_SETTYPE(MP_UNMOVABLE) | MP_MAPOWNER_CURRENT | MP_MAP5,

   357

			0x82

   358

		);

   359

   360

		ModifyTile(tile + TILE_XY(1,1),

   361

			MP_SETTYPE(MP_UNMOVABLE) | MP_MAPOWNER_CURRENT | MP_MAP5,

   362

			0x83

   363

		);

   364

		UpdatePlayerHouse(p, score);

   365

		InvalidateWindow(WC_COMPANY, (int)p->index);

   366

	}

   367

   368

	return cost;

   369

}

   370

   371

/*	p1 = owner of the HQ */

   372

int32 CmdDestroyCompanyHQ(int x, int y, uint32 flags, uint32 p1, uint32 p2)

   373

{

   374

	uint tile = TILE_FROM_XY(x,y);

   375

	Player *p;

   376

   377

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

   378

   379

	if ((int)p1 != OWNER_WATER)	// destruction was initiated by player

   380

		p = DEREF_PLAYER((byte)p1);

   381

	else {	// find player that has HQ flooded, and reset their location_of_house

   382

		bool dodelete = false;

   383

		FOR_ALL_PLAYERS(p) {

   384

			if (p->location_of_house == tile) {

   385

				dodelete = true;

   386

				break;

   387

			}

   388

		}

   389

		if (!dodelete)

   390

			return CMD_ERROR;

   391

	}

   392

   393

	if (flags & DC_EXEC) {

   394

		p->location_of_house = 0; // reset HQ position

   395

		DoClearSquare(tile + TILE_XY(0,0));

   396

		DoClearSquare(tile + TILE_XY(0,1));

   397

		DoClearSquare(tile + TILE_XY(1,0));

   398

		DoClearSquare(tile + TILE_XY(1,1));

   399

		InvalidateWindow(WC_COMPANY, (int)p->index);

   400

	}

   401

   402

	// cost of relocating company is 1% of company value

   403

	return CalculateCompanyValue(p) / 100;

   404

}

   405

   406

   407

static void ChangeTileOwner_Unmovable(uint tile, byte old_player, byte new_player)

   408

{

   409

	if (_map_owner[tile] != old_player)

   410

		return;

   411

   412

	if (_map5[tile]==3 && new_player != 255) {

   413

		_map_owner[tile] = new_player;

   414

	}	else {

   415

		DoClearSquare(tile);

   416

	}

   417

}

   418

   419

const TileTypeProcs _tile_type_unmovable_procs = {

   420

	DrawTile_Unmovable,             /* draw_tile_proc */

   421

	GetSlopeZ_Unmovable,            /* get_slope_z_proc */

   422

	ClearTile_Unmovable,            /* clear_tile_proc */

   423

	GetAcceptedCargo_Unmovable,     /* get_accepted_cargo_proc */

   424

	GetTileDesc_Unmovable,          /* get_tile_desc_proc */

   425

	GetTileTrackStatus_Unmovable,   /* get_tile_track_status_proc */

   426

	ClickTile_Unmovable,            /* click_tile_proc */

   427

	AnimateTile_Unmovable,          /* animate_tile_proc */

   428

	TileLoop_Unmovable,             /* tile_loop_clear */

   429

	ChangeTileOwner_Unmovable,      /* change_tile_owner_clear */

   430

	NULL,                           /* get_produced_cargo_proc */

   431

	NULL,                           /* vehicle_enter_tile_proc */

   432

	NULL,                           /* vehicle_leave_tile_proc */

   433

	GetSlopeTileh_Unmovable,        /* get_slope_tileh_proc */

   434

};