1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "command.h"

     4

#include "viewport.h"

     5

#include "player.h"

     6

#include "gui.h"

     7

#include "station.h"

     8

#include "economy.h"

     9

#include "town.h"

    10

#include "sprite.h"

    11

    12

typedef struct DrawTileUnmovableStruct {

    13

	uint16 image;

    14

	byte subcoord_x;

    15

	byte subcoord_y;

    16

	byte width;

    17

	byte height;

    18

	byte z_size;

    19

	byte unused;

    20

} DrawTileUnmovableStruct;

    21

    22

#include "table/unmovable_land.h"

    23

    24

static void DrawTile_Unmovable(TileInfo *ti)

    25

{

    26

	uint32 image, ormod;

    27

    28

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

    29

		if (ti->map5 == 2) {

    30

    31

			// statue

    32

			DrawGroundSprite(0x58C);

    33

    34

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

    35

			image += 0x8A48;

    36

			if (!(_display_opt & DO_TRANS_BUILDINGS))

    37

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

    38

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

    39

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

    40

    41

			// "owned by" sign

    42

			DrawClearLandTile(ti, 0);

    43

    44

			AddSortableSpriteToDraw(

    45

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

    46

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

    47

				1, 1,

    48

				10,

    49

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

    50

			);

    51

		} else {

    52

			// lighthouse or transmitter

    53

    54

			const DrawTileUnmovableStruct *dtus;

    55

    56

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

    57

			DrawClearLandTile(ti, 2);

    58

    59

			dtus = &_draw_tile_unmovable_data[ti->map5];

    60

    61

			image = dtus->image;

    62

			if (!(_display_opt & DO_TRANS_BUILDINGS))

    63

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

    64

    65

			AddSortableSpriteToDraw(image,

    66

				ti->x | dtus->subcoord_x,

    67

				ti->y | dtus->subcoord_y,

    68

				dtus->width, dtus->height,

    69

				dtus->z_size, ti->z);

    70

		}

    71

	} else {

    72

		const DrawTileSeqStruct *dtss;

    73

		const DrawTileSprites *t;

    74

    75

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

    76

    77

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

    78

    79

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

    80

		DrawGroundSprite(t->ground_sprite | ormod);

    81

    82

		foreach_draw_tile_seq(dtss, t->seq) {

    83

			image =	dtss->image;

    84

			if (_display_opt & DO_TRANS_BUILDINGS) {

    85

				image |= ormod;

    86

			} else {

    87

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

    88

			}

    89

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

    90

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

    91

		}

    92

	}

    93

}

    94

    95

static uint GetSlopeZ_Unmovable(TileInfo *ti)

    96

{

    97

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

    98

}

    99

   100

static uint GetSlopeTileh_Unmovable(TileInfo *ti)

   101

{

   102

	return 0;

   103

}

   104

   105

static int32 ClearTile_Unmovable(uint tile, byte flags)

   106

{

   107

	byte m5 = _map5[tile];

   108

   109

	if (m5 & 0x80) {

   110

		if (_current_player == OWNER_WATER)

   111

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

   112

		return_cmd_error(STR_5804_COMPANY_HEADQUARTERS_IN);

   113

	}

   114

   115

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

   116

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

   117

   118

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

   119

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

   120

		return_cmd_error(STR_5800_OBJECT_IN_THE_WAY);

   121

   122

	if (flags & DC_EXEC) {

   123

		DoClearSquare(tile);

   124

	}

   125

   126

	return 0;

   127

}

   128

   129

static void GetAcceptedCargo_Unmovable(uint tile, AcceptedCargo *ac)

   130

{

   131

	byte m5 = _map5[tile];

   132

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

   133

   134

	if (!(m5 & 0x80)) {

   135

		/* not used */

   136

		return;

   137

	}

   138

   139

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

   140

	 * between 4 tiles it occupies! */

   141

   142

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

   143

   144

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

   145

	// type makes 20.

   146

	ac->type_1 = CT_PASSENGERS;

   147

	ac->amount_1 = level;

   148

	if (!ac->amount_1) ac->amount_1 = 1;

   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->type_2 = CT_MAIL;

   155

	ac->amount_2 = level / 2;

   156

	if (!ac->amount_2) ac->amount_2 = 1;

   157

}

   158

   159

static const StringID _unmovable_tile_str[] = {

   160

	STR_5803_COMPANY_HEADQUARTERS,

   161

	STR_5801_TRANSMITTER,

   162

	STR_5802_LIGHTHOUSE,

   163

	STR_2016_STATUE,

   164

	STR_5805_COMPANY_OWNED_LAND,

   165

};

   166

   167

static void GetTileDesc_Unmovable(uint tile, TileDesc *td)

   168

{

   169

	int i = _map5[tile];

   170

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

   171

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

   172

	td->owner = _map_owner[tile];

   173

}

   174

   175

static void AnimateTile_Unmovable(uint tile)

   176

{

   177

	/* not used */

   178

}

   179

   180

static void TileLoop_Unmovable(uint tile)

   181

{

   182

	byte m5 = _map5[tile];

   183

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

   184

	uint32 r;

   185

   186

	if (!(m5 & 0x80)) {

   187

		/* not used */

   188

		return;

   189

	}

   190

   191

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

   192

	 * between 4 tiles it occupies! */

   193

   194

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

   195

	assert(level < 6);

   196

   197

	r = Random();

   198

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

   199

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

   200

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

   201

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

   202

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

   203

	}

   204

   205

	r >>= 8;

   206

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

   207

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

   208

	// equations.

   209

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

   210

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

   211

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

   212

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

   213

	}

   214

}

   215

   216

   217

static uint32 GetTileTrackStatus_Unmovable(uint tile, TransportType mode)

   218

{

   219

	return 0;

   220

}

   221

   222

static void ClickTile_Unmovable(uint tile)

   223

{

   224

	if (_map5[tile] & 0x80) {

   225

		ShowPlayerCompany(_map_owner[tile]);

   226

	}

   227

}

   228

   229

static const TileIndexDiff _tile_add[4] = {

   230

	TILE_XY(1,0),

   231

	TILE_XY(0,1),

   232

	TILE_XY(-1,0),

   233

	TILE_XY(0,-1),

   234

};

   235

   236

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

   237

static bool checkRadioTowerNearby(uint tile)

   238

{

   239

	uint tile_s;

   240

   241

	tile_s = TILE_XY( (int) GET_TILE_X(tile)-4, (int) GET_TILE_Y(tile)-4 );

   242

   243

	BEGIN_TILE_LOOP(tile, 9, 9, tile_s)

   244

		// already a radio tower here?

   245

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

   246

			return false;

   247

	END_TILE_LOOP(tile, 9, 9, tile_s)

   248

	return true;

   249

}

   250

   251

void GenerateUnmovables()

   252

{

   253

	int i,j;

   254

	uint tile;

   255

	uint32 r;

   256

	int dir;

   257

	int h;

   258

   259

	if (_opt.landscape == LT_CANDY)

   260

		return;

   261

   262

	/* add radio tower */

   263

	i = 1000;

   264

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

   265

	do {

   266

		r = Random();

   267

		tile = r % (TILES_X*TILES_Y);

   268

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

   269

//		tile = TILE_MASK(r);

   270

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

   271

			if(!checkRadioTowerNearby(tile))

   272

				continue;

   273

			_map_type_and_height[tile] |= MP_UNMOVABLE << 4;

   274

			_map5[tile] = 0;

   275

			_map_owner[tile] = OWNER_NONE;

   276

			if (--j == 0)

   277

				break;

   278

		}

   279

	} while (--i);

   280

   281

	if (_opt.landscape == LT_DESERT)

   282

		return;

   283

   284

	/* add lighthouses */

   285

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

   286

	do {

   287

restart:

   288

		r = Random();

   289

		dir = r >> 30;

   290

		r = r%((dir==0 || dir== 2)?TILE_Y_MAX:TILE_X_MAX);

   291

		tile =

   292

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

   293

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

   294

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

   295

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

   296

		j = 20;

   297

		do {

   298

			if (--j == 0)

   299

				goto restart;

   300

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

   301

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

   302

   303

		assert(tile == TILE_MASK(tile));

   304

   305

		_map_type_and_height[tile] |= MP_UNMOVABLE << 4;

   306

		_map5[tile] = 1;

   307

		_map_owner[tile] = OWNER_NONE;

   308

	} while (--i);

   309

}

   310

   311

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

   312

   313

/* p1				= relocate HQ

   314

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

   315

*/

   316

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

   317

{

   318

	uint tile = TILE_FROM_XY(x,y);

   319

	Player *p = DEREF_PLAYER(_current_player);

   320

	int score;

   321

	int32 cost = 0;

   322

   323

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

   324

		return CMD_ERROR;

   325

   326

	if (p1)

   327

		cost = DoCommand(GET_TILE_X(p->location_of_house)*16, GET_TILE_Y(p->location_of_house)*16, p1&0xFF, 0, flags, CMD_DESTROY_COMPANY_HQ);

   328

   329

	if (flags & DC_EXEC) {

   330

		score = UpdateCompanyRatingAndValue(p, false);

   331

   332

		p->location_of_house = tile;

   333

   334

		ModifyTile(tile + TILE_XY(0,0),

   335

			MP_SETTYPE(MP_UNMOVABLE) | MP_MAPOWNER_CURRENT | MP_MAP5,

   336

			0x80

   337

		);

   338

   339

		ModifyTile(tile + TILE_XY(0,1),

   340

			MP_SETTYPE(MP_UNMOVABLE) | MP_MAPOWNER_CURRENT | MP_MAP5,

   341

			0x81

   342

		);

   343

   344

		ModifyTile(tile + TILE_XY(1,0),

   345

			MP_SETTYPE(MP_UNMOVABLE) | MP_MAPOWNER_CURRENT | MP_MAP5,

   346

			0x82

   347

		);

   348

   349

		ModifyTile(tile + TILE_XY(1,1),

   350

			MP_SETTYPE(MP_UNMOVABLE) | MP_MAPOWNER_CURRENT | MP_MAP5,

   351

			0x83

   352

		);

   353

		UpdatePlayerHouse(p, score);

   354

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

   355

	}

   356

   357

	return cost;

   358

}

   359

   360

/*	p1 = owner of the HQ */

   361

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

   362

{

   363

	uint tile = TILE_FROM_XY(x,y);

   364

	Player *p;

   365

   366

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

   367

		p = DEREF_PLAYER((byte)p1);

   368

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

   369

		bool dodelete = false;

   370

		FOR_ALL_PLAYERS(p) {

   371

			if (p->location_of_house == tile) {

   372

				dodelete = true;

   373

				break;

   374

			}

   375

		}

   376

		if (!dodelete)

   377

			return CMD_ERROR;

   378

	}

   379

   380

	if (flags & DC_EXEC) {

   381

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

   382

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

   383

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

   384

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

   385

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

   386

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

   387

	}

   388

   389

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

   390

	return CalculateCompanyValue(p) / 100;

   391

}

   392

   393

   394

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

   395

{

   396

	if (_map_owner[tile] != old_player)

   397

		return;

   398

   399

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

   400

		_map_owner[tile] = new_player;

   401

	}	else {

   402

		DoClearSquare(tile);

   403

	}

   404

}

   405

   406

const TileTypeProcs _tile_type_unmovable_procs = {

   407

	DrawTile_Unmovable,						/* draw_tile_proc */

   408

	GetSlopeZ_Unmovable,					/* get_slope_z_proc */

   409

	ClearTile_Unmovable,					/* clear_tile_proc */

   410

	GetAcceptedCargo_Unmovable,		/* get_accepted_cargo_proc */

   411

	GetTileDesc_Unmovable,				/* get_tile_desc_proc */

   412

	GetTileTrackStatus_Unmovable,	/* get_tile_track_status_proc */

   413

	ClickTile_Unmovable,					/* click_tile_proc */

   414

	AnimateTile_Unmovable,				/* animate_tile_proc */

   415

	TileLoop_Unmovable,						/* tile_loop_clear */

   416

	ChangeTileOwner_Unmovable,		/* change_tile_owner_clear */

   417

	NULL,													/* get_produced_cargo_proc */

   418

	NULL,													/* vehicle_enter_tile_proc */

   419

	NULL,													/* vehicle_leave_tile_proc */

   420

	GetSlopeTileh_Unmovable,			/* get_slope_tileh_proc */

   421

};