1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "table/strings.h"

     4

#include "map.h"

     5

#include "command.h"

     6

#include "viewport.h"

     7

#include "player.h"

     8

#include "gui.h"

     9

#include "station.h"

    10

#include "economy.h"

    11

#include "town.h"

    12

#include "sprite.h"

    13

    14

typedef struct DrawTileUnmovableStruct {

    15

	uint16 image;

    16

	byte subcoord_x;

    17

	byte subcoord_y;

    18

	byte width;

    19

	byte height;

    20

	byte z_size;

    21

	byte unused;

    22

} DrawTileUnmovableStruct;

    23

    24

#include "table/unmovable_land.h"

    25

    26

static void DrawTile_Unmovable(TileInfo *ti)

    27

{

    28

	uint32 image, ormod;

    29

    30

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

    31

		if (ti->map5 == 2) {

    32

    33

			// statue

    34

			DrawGroundSprite(0x58C);

    35

    36

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

    37

			image += 0x8A48;

    38

			if (_display_opt & DO_TRANS_BUILDINGS)

    39

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

    40

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

    41

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

    42

    43

			// "owned by" sign

    44

			DrawClearLandTile(ti, 0);

    45

    46

			AddSortableSpriteToDraw(

    47

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

    48

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

    49

				1, 1,

    50

				10,

    51

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

    52

			);

    53

		} else {

    54

			// lighthouse or transmitter

    55

    56

			const DrawTileUnmovableStruct *dtus;

    57

    58

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

    59

			DrawClearLandTile(ti, 2);

    60

    61

			dtus = &_draw_tile_unmovable_data[ti->map5];

    62

    63

			image = dtus->image;

    64

			if (_display_opt & DO_TRANS_BUILDINGS)

    65

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

    66

    67

			AddSortableSpriteToDraw(image,

    68

				ti->x | dtus->subcoord_x,

    69

				ti->y | dtus->subcoord_y,

    70

				dtus->width, dtus->height,

    71

				dtus->z_size, ti->z);

    72

		}

    73

	} else {

    74

		const DrawTileSeqStruct *dtss;

    75

		const DrawTileSprites *t;

    76

    77

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

    78

    79

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

    80

    81

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

    82

		DrawGroundSprite(t->ground_sprite | ormod);

    83

    84

		foreach_draw_tile_seq(dtss, t->seq) {

    85

			image =	dtss->image;

    86

			if (_display_opt & DO_TRANS_BUILDINGS) {

    87

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

    88

			} else {

    89

				image |= ormod;

    90

			}

    91

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

    92

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

    93

		}

    94

	}

    95

}

    96

    97

static uint GetSlopeZ_Unmovable(TileInfo *ti)

    98

{

    99

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

   100

}

   101

   102

static uint GetSlopeTileh_Unmovable(TileInfo *ti)

   103

{

   104

	return 0;

   105

}

   106

   107

static int32 ClearTile_Unmovable(uint tile, byte flags)

   108

{

   109

	byte m5 = _map5[tile];

   110

   111

	if (m5 & 0x80) {

   112

		if (_current_player == OWNER_WATER)

   113

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

   114

		return_cmd_error(STR_5804_COMPANY_HEADQUARTERS_IN);

   115

	}

   116

   117

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

   118

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

   119

   120

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

   121

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

   122

		return_cmd_error(STR_5800_OBJECT_IN_THE_WAY);

   123

   124

	if (flags & DC_EXEC) {

   125

		DoClearSquare(tile);

   126

	}

   127

   128

	return 0;

   129

}

   130

   131

static void GetAcceptedCargo_Unmovable(uint tile, AcceptedCargo ac)

   132

{

   133

	byte m5 = _map5[tile];

   134

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

   135

   136

	if (!(m5 & 0x80)) {

   137

		/* not used */

   138

		return;

   139

	}

   140

   141

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

   142

	 * between 4 tiles it occupies! */

   143

   144

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

   145

   146

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

   147

	// type makes 20.

   148

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

   149

   150

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

   151

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

   152

	// commercial building generates unusually high amount of mail

   153

	// correspondence per physical visitor.

   154

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

   155

}

   156

   157

static const StringID _unmovable_tile_str[] = {

   158

	STR_5803_COMPANY_HEADQUARTERS,

   159

	STR_5801_TRANSMITTER,

   160

	STR_5802_LIGHTHOUSE,

   161

	STR_2016_STATUE,

   162

	STR_5805_COMPANY_OWNED_LAND,

   163

};

   164

   165

static void GetTileDesc_Unmovable(uint tile, TileDesc *td)

   166

{

   167

	int i = _map5[tile];

   168

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

   169

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

   170

	td->owner = _map_owner[tile];

   171

}

   172

   173

static void AnimateTile_Unmovable(uint tile)

   174

{

   175

	/* not used */

   176

}

   177

   178

static void TileLoop_Unmovable(uint tile)

   179

{

   180

	byte m5 = _map5[tile];

   181

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

   182

	uint32 r;

   183

   184

	if (!(m5 & 0x80)) {

   185

		/* not used */

   186

		return;

   187

	}

   188

   189

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

   190

	 * between 4 tiles it occupies! */

   191

   192

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

   193

	assert(level < 6);

   194

   195

	r = Random();

   196

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

   197

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

   198

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

   199

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

   200

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

   201

	}

   202

   203

	r >>= 8;

   204

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

   205

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

   206

	// equations.

   207

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

   208

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

   209

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

   210

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

   211

	}

   212

}

   213

   214

   215

static uint32 GetTileTrackStatus_Unmovable(uint tile, TransportType mode)

   216

{

   217

	return 0;

   218

}

   219

   220

static void ClickTile_Unmovable(uint tile)

   221

{

   222

	if (_map5[tile] & 0x80) {

   223

		ShowPlayerCompany(_map_owner[tile]);

   224

	}

   225

}

   226

   227

static const TileIndexDiffC _tile_add[] = {

   228

	{ 1,  0},

   229

	{ 0,  1},

   230

	{-1,  0},

   231

	{ 0, -1}

   232

};

   233

   234

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

   235

static bool checkRadioTowerNearby(uint tile)

   236

{

   237

	uint tile_s;

   238

   239

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

   240

   241

	BEGIN_TILE_LOOP(tile, 9, 9, tile_s)

   242

		// already a radio tower here?

   243

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

   244

			return false;

   245

	END_TILE_LOOP(tile, 9, 9, tile_s)

   246

	return true;

   247

}

   248

   249

void GenerateUnmovables(void)

   250

{

   251

	int i,j;

   252

	uint tile;

   253

	uint32 r;

   254

	int dir;

   255

	int h;

   256

   257

	if (_opt.landscape == LT_CANDY)

   258

		return;

   259

   260

	/* add radio tower */

   261

	i = 1000;

   262

	j = 40; // limit of 40 radio towers per world.

   263

	do {

   264

		r = Random();

   265

		tile = r % MapSize();

   266

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

   267

//		tile = TILE_MASK(r);

   268

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

   269

			if(!checkRadioTowerNearby(tile))

   270

				continue;

   271

			SetTileType(tile, MP_UNMOVABLE);

   272

			_map5[tile] = 0;

   273

			_map_owner[tile] = OWNER_NONE;

   274

			if (--j == 0)

   275

				break;

   276

		}

   277

	} while (--i);

   278

   279

	if (_opt.landscape == LT_DESERT)

   280

		return;

   281

   282

	/* add lighthouses */

   283

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

   284

	do {

   285

restart:

   286

		r = Random();

   287

		dir = r >> 30;

   288

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

   289

		tile =

   290

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

   291

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

   292

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

   293

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

   294

		j = 20;

   295

		do {

   296

			if (--j == 0)

   297

				goto restart;

   298

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

   299

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

   300

   301

		assert(tile == TILE_MASK(tile));

   302

   303

		SetTileType(tile, MP_UNMOVABLE);

   304

		_map5[tile] = 1;

   305

		_map_owner[tile] = OWNER_NONE;

   306

	} while (--i);

   307

}

   308

   309

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

   310

   311

/* p1				= relocate HQ

   312

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

   313

*/

   314

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

   315

{

   316

	uint tile = TILE_FROM_XY(x,y);

   317

	Player *p = DEREF_PLAYER(_current_player);

   318

	int score;

   319

	int32 cost = 0;

   320

   321

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

   322

   323

	if (CheckFlatLandBelow(tile, 2, 2, flags, 0, NULL) == CMD_ERROR)

   324

		return CMD_ERROR;

   325

   326

	if (p1)

   327

		cost = DoCommand(

   328

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

   329

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

   330

   331

	if (flags & DC_EXEC) {

   332

		score = UpdateCompanyRatingAndValue(p, false);

   333

   334

		p->location_of_house = tile;

   335

   336

		ModifyTile(tile + TILE_XY(0,0),

   337

			MP_SETTYPE(MP_UNMOVABLE) | MP_MAPOWNER_CURRENT | MP_MAP5,

   338

			0x80

   339

		);

   340

   341

		ModifyTile(tile + TILE_XY(0,1),

   342

			MP_SETTYPE(MP_UNMOVABLE) | MP_MAPOWNER_CURRENT | MP_MAP5,

   343

			0x81

   344

		);

   345

   346

		ModifyTile(tile + TILE_XY(1,0),

   347

			MP_SETTYPE(MP_UNMOVABLE) | MP_MAPOWNER_CURRENT | MP_MAP5,

   348

			0x82

   349

		);

   350

   351

		ModifyTile(tile + TILE_XY(1,1),

   352

			MP_SETTYPE(MP_UNMOVABLE) | MP_MAPOWNER_CURRENT | MP_MAP5,

   353

			0x83

   354

		);

   355

		UpdatePlayerHouse(p, score);

   356

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

   357

	}

   358

   359

	return cost;

   360

}

   361

   362

/*	p1 = owner of the HQ */

   363

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

   364

{

   365

	uint tile = TILE_FROM_XY(x,y);

   366

	Player *p;

   367

   368

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

   369

   370

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

   371

		p = DEREF_PLAYER((byte)p1);

   372

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

   373

		bool dodelete = false;

   374

		FOR_ALL_PLAYERS(p) {

   375

			if (p->location_of_house == tile) {

   376

				dodelete = true;

   377

				break;

   378

			}

   379

		}

   380

		if (!dodelete)

   381

			return CMD_ERROR;

   382

	}

   383

   384

	if (flags & DC_EXEC) {

   385

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

   386

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

   387

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

   388

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

   389

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

   390

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

   391

	}

   392

   393

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

   394

	return CalculateCompanyValue(p) / 100;

   395

}

   396

   397

   398

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

   399

{

   400

	if (_map_owner[tile] != old_player)

   401

		return;

   402

   403

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

   404

		_map_owner[tile] = new_player;

   405

	}	else {

   406

		DoClearSquare(tile);

   407

	}

   408

}

   409

   410

const TileTypeProcs _tile_type_unmovable_procs = {

   411

	DrawTile_Unmovable,						/* draw_tile_proc */

   412

	GetSlopeZ_Unmovable,					/* get_slope_z_proc */

   413

	ClearTile_Unmovable,					/* clear_tile_proc */

   414

	GetAcceptedCargo_Unmovable,		/* get_accepted_cargo_proc */

   415

	GetTileDesc_Unmovable,				/* get_tile_desc_proc */

   416

	GetTileTrackStatus_Unmovable,	/* get_tile_track_status_proc */

   417

	ClickTile_Unmovable,					/* click_tile_proc */

   418

	AnimateTile_Unmovable,				/* animate_tile_proc */

   419

	TileLoop_Unmovable,						/* tile_loop_clear */

   420

	ChangeTileOwner_Unmovable,		/* change_tile_owner_clear */

   421

	NULL,													/* get_produced_cargo_proc */

   422

	NULL,													/* vehicle_enter_tile_proc */

   423

	NULL,													/* vehicle_leave_tile_proc */

   424

	GetSlopeTileh_Unmovable,			/* get_slope_tileh_proc */

   425

};