1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "table/strings.h"

     4

#include "command.h"

     5

#include "viewport.h"

     6

#include "player.h"

     7

#include "gui.h"

     8

#include "station.h"

     9

#include "economy.h"

    10

#include "town.h"

    11

#include "sprite.h"

    12

    13

typedef struct DrawTileUnmovableStruct {

    14

	uint16 image;

    15

	byte subcoord_x;

    16

	byte subcoord_y;

    17

	byte width;

    18

	byte height;

    19

	byte z_size;

    20

	byte unused;

    21

} DrawTileUnmovableStruct;

    22

    23

#include "table/unmovable_land.h"

    24

    25

static void DrawTile_Unmovable(TileInfo *ti)

    26

{

    27

	uint32 image, ormod;

    28

    29

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

    30

		if (ti->map5 == 2) {

    31

    32

			// statue

    33

			DrawGroundSprite(0x58C);

    34

    35

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

    36

			image += 0x8A48;

    37

			if (_display_opt & DO_TRANS_BUILDINGS)

    38

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

    39

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

    40

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

    41

    42

			// "owned by" sign

    43

			DrawClearLandTile(ti, 0);

    44

    45

			AddSortableSpriteToDraw(

    46

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

    47

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

    48

				1, 1,

    49

				10,

    50

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

    51

			);

    52

		} else {

    53

			// lighthouse or transmitter

    54

    55

			const DrawTileUnmovableStruct *dtus;

    56

    57

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

    58

			DrawClearLandTile(ti, 2);

    59

    60

			dtus = &_draw_tile_unmovable_data[ti->map5];

    61

    62

			image = dtus->image;

    63

			if (_display_opt & DO_TRANS_BUILDINGS)

    64

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

    65

    66

			AddSortableSpriteToDraw(image,

    67

				ti->x | dtus->subcoord_x,

    68

				ti->y | dtus->subcoord_y,

    69

				dtus->width, dtus->height,

    70

				dtus->z_size, ti->z);

    71

		}

    72

	} else {

    73

		const DrawTileSeqStruct *dtss;

    74

		const DrawTileSprites *t;

    75

    76

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

    77

    78

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

    79

    80

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

    81

		DrawGroundSprite(t->ground_sprite | ormod);

    82

    83

		foreach_draw_tile_seq(dtss, t->seq) {

    84

			image =	dtss->image;

    85

			if (_display_opt & DO_TRANS_BUILDINGS) {

    86

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

    87

			} else {

    88

				image |= ormod;

    89

			}

    90

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

    91

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

    92

		}

    93

	}

    94

}

    95

    96

static uint GetSlopeZ_Unmovable(TileInfo *ti)

    97

{

    98

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

    99

}

   100

   101

static uint GetSlopeTileh_Unmovable(TileInfo *ti)

   102

{

   103

	return 0;

   104

}

   105

   106

static int32 ClearTile_Unmovable(uint tile, byte flags)

   107

{

   108

	byte m5 = _map5[tile];

   109

   110

	if (m5 & 0x80) {

   111

		if (_current_player == OWNER_WATER)

   112

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

   113

		return_cmd_error(STR_5804_COMPANY_HEADQUARTERS_IN);

   114

	}

   115

   116

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

   117

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

   118

   119

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

   120

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

   121

		return_cmd_error(STR_5800_OBJECT_IN_THE_WAY);

   122

   123

	if (flags & DC_EXEC) {

   124

		DoClearSquare(tile);

   125

	}

   126

   127

	return 0;

   128

}

   129

   130

static void GetAcceptedCargo_Unmovable(uint tile, AcceptedCargo ac)

   131

{

   132

	byte m5 = _map5[tile];

   133

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

   134

   135

	if (!(m5 & 0x80)) {

   136

		/* not used */

   137

		return;

   138

	}

   139

   140

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

   141

	 * between 4 tiles it occupies! */

   142

   143

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

   144

   145

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

   146

	// type makes 20.

   147

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

   148

   149

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

   150

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

   151

	// commercial building generates unusually high amount of mail

   152

	// correspondence per physical visitor.

   153

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

   154

}

   155

   156

static const StringID _unmovable_tile_str[] = {

   157

	STR_5803_COMPANY_HEADQUARTERS,

   158

	STR_5801_TRANSMITTER,

   159

	STR_5802_LIGHTHOUSE,

   160

	STR_2016_STATUE,

   161

	STR_5805_COMPANY_OWNED_LAND,

   162

};

   163

   164

static void GetTileDesc_Unmovable(uint tile, TileDesc *td)

   165

{

   166

	int i = _map5[tile];

   167

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

   168

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

   169

	td->owner = _map_owner[tile];

   170

}

   171

   172

static void AnimateTile_Unmovable(uint tile)

   173

{

   174

	/* not used */

   175

}

   176

   177

static void TileLoop_Unmovable(uint tile)

   178

{

   179

	byte m5 = _map5[tile];

   180

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

   181

	uint32 r;

   182

   183

	if (!(m5 & 0x80)) {

   184

		/* not used */

   185

		return;

   186

	}

   187

   188

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

   189

	 * between 4 tiles it occupies! */

   190

   191

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

   192

	assert(level < 6);

   193

   194

	r = Random();

   195

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

   196

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

   197

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

   198

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

   199

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

   200

	}

   201

   202

	r >>= 8;

   203

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

   204

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

   205

	// equations.

   206

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

   207

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

   208

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

   209

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

   210

	}

   211

}

   212

   213

   214

static uint32 GetTileTrackStatus_Unmovable(uint tile, TransportType mode)

   215

{

   216

	return 0;

   217

}

   218

   219

static void ClickTile_Unmovable(uint tile)

   220

{

   221

	if (_map5[tile] & 0x80) {

   222

		ShowPlayerCompany(_map_owner[tile]);

   223

	}

   224

}

   225

   226

static const TileIndexDiff _tile_add[4] = {

   227

	TILE_XY(1,0),

   228

	TILE_XY(0,1),

   229

	TILE_XY(-1,0),

   230

	TILE_XY(0,-1),

   231

};

   232

   233

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

   234

static bool checkRadioTowerNearby(uint tile)

   235

{

   236

	uint tile_s;

   237

   238

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

   239

   240

	BEGIN_TILE_LOOP(tile, 9, 9, tile_s)

   241

		// already a radio tower here?

   242

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

   243

			return false;

   244

	END_TILE_LOOP(tile, 9, 9, tile_s)

   245

	return true;

   246

}

   247

   248

void GenerateUnmovables()

   249

{

   250

	int i,j;

   251

	uint tile;

   252

	uint32 r;

   253

	int dir;

   254

	int h;

   255

   256

	if (_opt.landscape == LT_CANDY)

   257

		return;

   258

   259

	/* add radio tower */

   260

	i = 1000;

   261

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

   262

	do {

   263

		r = Random();

   264

		tile = r % (TILES_X*TILES_Y);

   265

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

   266

//		tile = TILE_MASK(r);

   267

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

   268

			if(!checkRadioTowerNearby(tile))

   269

				continue;

   270

			_map_type_and_height[tile] |= MP_UNMOVABLE << 4;

   271

			_map5[tile] = 0;

   272

			_map_owner[tile] = OWNER_NONE;

   273

			if (--j == 0)

   274

				break;

   275

		}

   276

	} while (--i);

   277

   278

	if (_opt.landscape == LT_DESERT)

   279

		return;

   280

   281

	/* add lighthouses */

   282

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

   283

	do {

   284

restart:

   285

		r = Random();

   286

		dir = r >> 30;

   287

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

   288

		tile =

   289

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

   290

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

   291

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

   292

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

   293

		j = 20;

   294

		do {

   295

			if (--j == 0)

   296

				goto restart;

   297

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

   298

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

   299

   300

		assert(tile == TILE_MASK(tile));

   301

   302

		_map_type_and_height[tile] |= MP_UNMOVABLE << 4;

   303

		_map5[tile] = 1;

   304

		_map_owner[tile] = OWNER_NONE;

   305

	} while (--i);

   306

}

   307

   308

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

   309

   310

/* p1				= relocate HQ

   311

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

   312

*/

   313

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

   314

{

   315

	uint tile = TILE_FROM_XY(x,y);

   316

	Player *p = DEREF_PLAYER(_current_player);

   317

	int score;

   318

	int32 cost = 0;

   319

   320

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

   321

		return CMD_ERROR;

   322

   323

	if (p1)

   324

		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);

   325

   326

	if (flags & DC_EXEC) {

   327

		score = UpdateCompanyRatingAndValue(p, false);

   328

   329

		p->location_of_house = tile;

   330

   331

		ModifyTile(tile + TILE_XY(0,0),

   332

			MP_SETTYPE(MP_UNMOVABLE) | MP_MAPOWNER_CURRENT | MP_MAP5,

   333

			0x80

   334

		);

   335

   336

		ModifyTile(tile + TILE_XY(0,1),

   337

			MP_SETTYPE(MP_UNMOVABLE) | MP_MAPOWNER_CURRENT | MP_MAP5,

   338

			0x81

   339

		);

   340

   341

		ModifyTile(tile + TILE_XY(1,0),

   342

			MP_SETTYPE(MP_UNMOVABLE) | MP_MAPOWNER_CURRENT | MP_MAP5,

   343

			0x82

   344

		);

   345

   346

		ModifyTile(tile + TILE_XY(1,1),

   347

			MP_SETTYPE(MP_UNMOVABLE) | MP_MAPOWNER_CURRENT | MP_MAP5,

   348

			0x83

   349

		);

   350

		UpdatePlayerHouse(p, score);

   351

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

   352

	}

   353

   354

	return cost;

   355

}

   356

   357

/*	p1 = owner of the HQ */

   358

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

   359

{

   360

	uint tile = TILE_FROM_XY(x,y);

   361

	Player *p;

   362

   363

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

   364

		p = DEREF_PLAYER((byte)p1);

   365

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

   366

		bool dodelete = false;

   367

		FOR_ALL_PLAYERS(p) {

   368

			if (p->location_of_house == tile) {

   369

				dodelete = true;

   370

				break;

   371

			}

   372

		}

   373

		if (!dodelete)

   374

			return CMD_ERROR;

   375

	}

   376

   377

	if (flags & DC_EXEC) {

   378

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

   379

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

   380

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

   381

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

   382

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

   383

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

   384

	}

   385

   386

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

   387

	return CalculateCompanyValue(p) / 100;

   388

}

   389

   390

   391

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

   392

{

   393

	if (_map_owner[tile] != old_player)

   394

		return;

   395

   396

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

   397

		_map_owner[tile] = new_player;

   398

	}	else {

   399

		DoClearSquare(tile);

   400

	}

   401

}

   402

   403

const TileTypeProcs _tile_type_unmovable_procs = {

   404

	DrawTile_Unmovable,						/* draw_tile_proc */

   405

	GetSlopeZ_Unmovable,					/* get_slope_z_proc */

   406

	ClearTile_Unmovable,					/* clear_tile_proc */

   407

	GetAcceptedCargo_Unmovable,		/* get_accepted_cargo_proc */

   408

	GetTileDesc_Unmovable,				/* get_tile_desc_proc */

   409

	GetTileTrackStatus_Unmovable,	/* get_tile_track_status_proc */

   410

	ClickTile_Unmovable,					/* click_tile_proc */

   411

	AnimateTile_Unmovable,				/* animate_tile_proc */

   412

	TileLoop_Unmovable,						/* tile_loop_clear */

   413

	ChangeTileOwner_Unmovable,		/* change_tile_owner_clear */

   414

	NULL,													/* get_produced_cargo_proc */

   415

	NULL,													/* vehicle_enter_tile_proc */

   416

	NULL,													/* vehicle_leave_tile_proc */

   417

	GetSlopeTileh_Unmovable,			/* get_slope_tileh_proc */

   418

};