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authorrubidium <rubidium@openttd.org>2010-08-08 10:59:30 +0000
committerrubidium <rubidium@openttd.org>2010-08-08 10:59:30 +0000
commit3da3d131c6a1e17db81d08c161b944c2c00533da (patch)
tree1793f2ebfc20fc2be1e028ad2252f8140f45334a /src/unmovable_cmd.cpp
parentabc14d8fbfb9ca313d6a5ab50fc726a2507de6a4 (diff)
downloadopenttd-3da3d131c6a1e17db81d08c161b944c2c00533da.tar.xz
(svn r20411) -Codechange: rename unmovables as quite a lot of them are actually movable; e.g. HQ and owned land are pretty movable.
Diffstat (limited to 'src/unmovable_cmd.cpp')
-rw-r--r--src/unmovable_cmd.cpp547
1 files changed, 0 insertions, 547 deletions
diff --git a/src/unmovable_cmd.cpp b/src/unmovable_cmd.cpp
deleted file mode 100644
index 4d0c32eeb..000000000
--- a/src/unmovable_cmd.cpp
+++ /dev/null
@@ -1,547 +0,0 @@
-/* $Id$ */
-
-/*
- * This file is part of OpenTTD.
- * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
- * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
- */
-
-/** @file unmovable_cmd.cpp Handling of unmovable tiles. */
-
-#include "stdafx.h"
-#include "landscape.h"
-#include "command_func.h"
-#include "viewport_func.h"
-#include "company_base.h"
-#include "town.h"
-#include "bridge_map.h"
-#include "genworld.h"
-#include "autoslope.h"
-#include "transparency.h"
-#include "functions.h"
-#include "window_func.h"
-#include "vehicle_func.h"
-#include "company_gui.h"
-#include "cheat_type.h"
-#include "landscape_type.h"
-#include "unmovable.h"
-#include "cargopacket.h"
-#include "sprite.h"
-#include "core/random_func.hpp"
-#include "unmovable_map.h"
-
-#include "table/strings.h"
-#include "table/sprites.h"
-#include "table/unmovable_land.h"
-
-/* static */ const UnmovableSpec *UnmovableSpec::Get(UnmovableType index)
-{
- assert(index < UNMOVABLE_MAX);
- return &_original_unmovable[index];
-}
-
-/* static */ const UnmovableSpec *UnmovableSpec::GetByTile(TileIndex tile)
-{
- return UnmovableSpec::Get(GetUnmovableType(tile));
-}
-
-void BuildUnmovable(UnmovableType type, TileIndex tile, CompanyID owner, uint index)
-{
- const UnmovableSpec *spec = UnmovableSpec::Get(type);
-
- TileArea ta(tile, GB(spec->size, 0, 4), GB(spec->size, 4, 4));
- TILE_AREA_LOOP(t, ta) {
- TileIndex offset = t - tile;
- MakeUnmovable(t, type, owner, TileY(offset) << 4 | TileX(offset), index);
- MarkTileDirtyByTile(t);
- }
-}
-
-/**
- * Increase the animation stage of a whole structure.
- * @param northern The northern tile of the structure.
- * @pre GetUnmovableOffset(northern) == 0
- */
-void IncreaseAnimationStage(TileIndex northern)
-{
- assert(GetUnmovableOffset(northern) == 0);
- const UnmovableSpec *spec = UnmovableSpec::GetByTile(northern);
-
- TileArea ta(northern, GB(spec->size, 0, 4), GB(spec->size, 4, 4));
- TILE_AREA_LOOP(t, ta) {
- SetUnmovableAnimationStage(t, GetUnmovableAnimationStage(t) + 1);
- MarkTileDirtyByTile(t);
- }
-}
-
-/** We encode the company HQ size in the animation stage. */
-#define GetCompanyHQSize GetUnmovableAnimationStage
-/** We encode the company HQ size in the animation stage. */
-#define IncreaseCompanyHQSize IncreaseAnimationStage
-
-void UpdateCompanyHQ(TileIndex tile, uint score)
-{
- if (tile == INVALID_TILE) return;
-
- byte val;
- (val = 0, score < 170) ||
- (val++, score < 350) ||
- (val++, score < 520) ||
- (val++, score < 720) ||
- (val++, true);
-
- while (GetCompanyHQSize(tile) < val) {
- IncreaseCompanyHQSize(tile);
- }
-}
-
-extern CommandCost CheckFlatLand(TileArea tile_area, DoCommandFlag flags);
-static CommandCost ClearTile_Unmovable(TileIndex tile, DoCommandFlag flags);
-
-/**
- * Build an unmovable object
- * @param tile tile where the object will be located
- * @param flags type of operation
- * @param p1 the object type to build
- * @param p2 unused
- * @param text unused
- * @return the cost of this operation or an error
- */
-CommandCost CmdBuildUnmovable(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
-{
- CommandCost cost(EXPENSES_PROPERTY);
-
- UnmovableType type = (UnmovableType)GB(p1, 0, 8);
- if (type >= UNMOVABLE_MAX) return CMD_ERROR;
-
- const UnmovableSpec *spec = UnmovableSpec::Get(type);
- if (spec->flags & OBJECT_FLAG_ONLY_IN_SCENEDIT && (_game_mode != GM_EDITOR || _current_company != OWNER_NONE)) return CMD_ERROR;
- if (spec->flags & OBJECT_FLAG_ONLY_IN_GAME && (_game_mode != GM_NORMAL || _current_company > MAX_COMPANIES)) return CMD_ERROR;
-
- int size_x = GB(spec->size, 0, 4);
- int size_y = GB(spec->size, 4, 4);
- TileArea ta(tile, size_x, size_y);
-
- if (spec->flags & OBJECT_FLAG_REQUIRE_FLAT) {
- TILE_AREA_LOOP(tile_cur, ta) {
- if (GetTileSlope(tile, NULL) != SLOPE_FLAT) return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
- }
- }
-
- /* If we require flat land, we've already tested that.
- * So we only need to check for clear land. */
- if (spec->flags & (OBJECT_FLAG_HAS_NO_FOUNDATION | OBJECT_FLAG_REQUIRE_FLAT)) {
- TILE_AREA_LOOP(tile_cur, ta) {
- cost.AddCost(DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR));
- }
- } else {
- cost.AddCost(CheckFlatLand(ta, flags));
- }
- if (cost.Failed()) return cost;
-
- int hq_score = 0;
- switch (type) {
- case UNMOVABLE_OWNED_LAND:
- if (IsTileType(tile, MP_UNMOVABLE) &&
- IsTileOwner(tile, _current_company) &&
- IsOwnedLand(tile)) {
- return_cmd_error(STR_ERROR_YOU_ALREADY_OWN_IT);
- }
- break;
-
- case UNMOVABLE_HQ: {
- Company *c = Company::Get(_current_company);
- if (c->location_of_HQ != INVALID_TILE) {
- /* We need to persuade a bit harder to remove the old HQ. */
- _current_company = OWNER_WATER;
- cost.AddCost(ClearTile_Unmovable(c->location_of_HQ, flags));
- _current_company = c->index;
- }
-
- if (flags & DC_EXEC) {
- hq_score = UpdateCompanyRatingAndValue(c, false);
- c->location_of_HQ = tile;
- SetWindowDirty(WC_COMPANY, c->index);
- }
- break;
- }
-
- default: break;
- }
-
- if (flags & DC_EXEC) {
- BuildUnmovable(type, tile, _current_company);
-
- /* Make sure the HQ starts at the right size. */
- if (type == UNMOVABLE_HQ) UpdateCompanyHQ(tile, hq_score);
- }
-
- cost.AddCost(UnmovableSpec::Get(type)->GetBuildCost() * size_x * size_y);
- return cost;
-}
-
-
-static Foundation GetFoundation_Unmovable(TileIndex tile, Slope tileh);
-
-static void DrawTile_Unmovable(TileInfo *ti)
-{
- UnmovableType type = GetUnmovableType(ti->tile);
- const UnmovableSpec *spec = UnmovableSpec::Get(type);
- if ((spec->flags & OBJECT_FLAG_HAS_NO_FOUNDATION) == 0) DrawFoundation(ti, GetFoundation_Unmovable(ti->tile, ti->tileh));
-
- const DrawTileSprites *dts = NULL;
- Owner to = GetTileOwner(ti->tile);
- PaletteID palette = to == OWNER_NONE ? PAL_NONE : COMPANY_SPRITE_COLOUR(to);
-
- if (type == UNMOVABLE_HQ) {
- uint8 offset = GetUnmovableOffset(ti->tile);
- dts = &_unmovable_hq[GetCompanyHQSize(ti->tile) << 2 | GB(offset, 4, 1) << 1 | GB(offset, 0, 1)];
- } else {
- dts = &_unmovables[type];
- }
-
- if (spec->flags & OBJECT_FLAG_HAS_NO_FOUNDATION) {
- /* If an object has no foundation, but tries to draw a (flat) ground
- * type... we have to be nice and convert that for them. */
- switch (dts->ground.sprite) {
- case SPR_FLAT_BARE_LAND: DrawClearLandTile(ti, 0); break;
- case SPR_FLAT_1_THIRD_GRASS_TILE: DrawClearLandTile(ti, 1); break;
- case SPR_FLAT_2_THIRD_GRASS_TILE: DrawClearLandTile(ti, 2); break;
- case SPR_FLAT_GRASS_TILE: DrawClearLandTile(ti, 3); break;
- default: DrawGroundSprite(dts->ground.sprite, palette); break;
- }
- } else {
- DrawGroundSprite(dts->ground.sprite, palette);
- }
-
- if (!IsInvisibilitySet(TO_STRUCTURES)) {
- const DrawTileSeqStruct *dtss;
- foreach_draw_tile_seq(dtss, dts->seq) {
- AddSortableSpriteToDraw(
- dtss->image.sprite, palette,
- ti->x + dtss->delta_x, ti->y + dtss->delta_y,
- dtss->size_x, dtss->size_y,
- dtss->size_z, ti->z + dtss->delta_z,
- IsTransparencySet(TO_STRUCTURES)
- );
- }
- }
-
- if (spec->flags & OBJECT_FLAG_ALLOW_UNDER_BRIDGE) DrawBridgeMiddle(ti);
-}
-
-static uint GetSlopeZ_Unmovable(TileIndex tile, uint x, uint y)
-{
- if (IsOwnedLand(tile)) {
- uint z;
- Slope tileh = GetTileSlope(tile, &z);
-
- return z + GetPartialZ(x & 0xF, y & 0xF, tileh);
- } else {
- return GetTileMaxZ(tile);
- }
-}
-
-static Foundation GetFoundation_Unmovable(TileIndex tile, Slope tileh)
-{
- return IsOwnedLand(tile) ? FOUNDATION_NONE : FlatteningFoundation(tileh);
-}
-
-static CommandCost ClearTile_Unmovable(TileIndex tile, DoCommandFlag flags)
-{
- UnmovableType type = GetUnmovableType(tile);
- const UnmovableSpec *spec = UnmovableSpec::Get(type);
-
- /* Get to the northern most tile. */
- tile -= GetUnmovableOffset(tile);
-
- /* Water can remove everything! */
- if (_current_company != OWNER_WATER) {
- if ((spec->flags & OBJECT_FLAG_AUTOREMOVE) == 0 && flags & DC_AUTO) {
- /* No automatic removal by overbuilding stuff. */
- return_cmd_error(type == UNMOVABLE_HQ ? STR_ERROR_COMPANY_HEADQUARTERS_IN : STR_ERROR_OBJECT_IN_THE_WAY);
- } else if (_game_mode == GM_EDITOR) {
- /* No further limitations for the editor. */
- } else if (GetTileOwner(tile) == OWNER_NONE) {
- /* Owned by nobody, so we can only remove it with brute force! */
- if (!_cheats.magic_bulldozer.value) return CMD_ERROR;
- } else if (CheckTileOwnership(tile).Failed()) {
- /* We don't own it!. */
- return_cmd_error(STR_ERROR_OWNED_BY);
- } else if ((spec->flags & OBJECT_FLAG_AUTOREMOVE) == 0 && !_cheats.magic_bulldozer.value) {
- /* In the game editor or with cheats we can remove, otherwise we can't. */
- return CMD_ERROR;
- }
- }
-
- int size_x = GB(spec->size, 0, 4);
- int size_y = GB(spec->size, 4, 4);
- TileArea ta(tile, size_x, size_y);
-
- CommandCost cost(EXPENSES_CONSTRUCTION, spec->GetClearCost() * size_x * size_y);
- if (spec->flags & OBJECT_FLAG_CLEAR_INCOME) cost.MultiplyCost(-1); // They get an income!
-
- switch (type) {
- case UNMOVABLE_HQ: {
- Company *c = Company::Get(GetTileOwner(tile));
- if (flags & DC_EXEC) {
- c->location_of_HQ = INVALID_TILE; // reset HQ position
- SetWindowDirty(WC_COMPANY, c->index);
- CargoPacket::InvalidateAllFrom(ST_HEADQUARTERS, c->index);
- }
-
- /* cost of relocating company is 1% of company value */
- cost = CommandCost(EXPENSES_PROPERTY, CalculateCompanyValue(c) / 100);
- break;
- }
-
- case UNMOVABLE_STATUE:
- if (flags & DC_EXEC) {
- TownID town = GetStatueTownID(tile);
- ClrBit(Town::Get(town)->statues, GetTileOwner(tile));
- SetWindowDirty(WC_TOWN_AUTHORITY, town);
- }
- break;
-
- default:
- break;
- }
-
- if (flags & DC_EXEC) {
- TILE_AREA_LOOP(tile_cur, ta) DoClearSquare(tile_cur);
- }
-
- return cost;
-}
-
-static void AddAcceptedCargo_Unmovable(TileIndex tile, CargoArray &acceptance, uint32 *always_accepted)
-{
- if (!IsCompanyHQ(tile)) return;
-
- /* HQ accepts passenger and mail; but we have to divide the values
- * between 4 tiles it occupies! */
-
- /* HQ level (depends on company performance) in the range 1..5. */
- uint level = GetCompanyHQSize(tile) + 1;
-
- /* Top town building generates 10, so to make HQ interesting, the top
- * type makes 20. */
- acceptance[CT_PASSENGERS] += max(1U, level);
- SetBit(*always_accepted, CT_PASSENGERS);
-
- /* Top town building generates 4, HQ can make up to 8. The
- * proportion passengers:mail is different because such a huge
- * commercial building generates unusually high amount of mail
- * correspondence per physical visitor. */
- acceptance[CT_MAIL] += max(1U, level / 2);
- SetBit(*always_accepted, CT_MAIL);
-}
-
-
-static void GetTileDesc_Unmovable(TileIndex tile, TileDesc *td)
-{
- td->str = UnmovableSpec::GetByTile(tile)->name;
- td->owner[0] = GetTileOwner(tile);
-}
-
-static void TileLoop_Unmovable(TileIndex tile)
-{
- if (!IsCompanyHQ(tile)) return;
-
- /* HQ accepts passenger and mail; but we have to divide the values
- * between 4 tiles it occupies! */
-
- /* HQ level (depends on company performance) in the range 1..5. */
- uint level = GetCompanyHQSize(tile) + 1;
- assert(level < 6);
-
- StationFinder stations(TileArea(tile, 2, 2));
-
- uint r = Random();
- /* Top town buildings generate 250, so the top HQ type makes 256. */
- if (GB(r, 0, 8) < (256 / 4 / (6 - level))) {
- uint amt = GB(r, 0, 8) / 8 / 4 + 1;
- if (_economy.fluct <= 0) amt = (amt + 1) >> 1;
- MoveGoodsToStation(CT_PASSENGERS, amt, ST_HEADQUARTERS, GetTileOwner(tile), stations.GetStations());
- }
-
- /* Top town building generates 90, HQ can make up to 196. The
- * proportion passengers:mail is about the same as in the acceptance
- * equations. */
- if (GB(r, 8, 8) < (196 / 4 / (6 - level))) {
- uint amt = GB(r, 8, 8) / 8 / 4 + 1;
- if (_economy.fluct <= 0) amt = (amt + 1) >> 1;
- MoveGoodsToStation(CT_MAIL, amt, ST_HEADQUARTERS, GetTileOwner(tile), stations.GetStations());
- }
-}
-
-
-static TrackStatus GetTileTrackStatus_Unmovable(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
-{
- return 0;
-}
-
-static bool ClickTile_Unmovable(TileIndex tile)
-{
- if (!IsCompanyHQ(tile)) return false;
-
- ShowCompany(GetTileOwner(tile));
- return true;
-}
-
-
-/* checks, if a radio tower is within a 9x9 tile square around tile */
-static bool IsRadioTowerNearby(TileIndex tile)
-{
- TileIndex tile_s = tile - TileDiffXY(min(TileX(tile), 4U), min(TileY(tile), 4U));
- uint w = min(TileX(tile), 4U) + 1 + min(MapMaxX() - TileX(tile), 4U);
- uint h = min(TileY(tile), 4U) + 1 + min(MapMaxY() - TileY(tile), 4U);
-
- TILE_LOOP(tile, w, h, tile_s) {
- if (IsTransmitterTile(tile)) return true;
- }
-
- return false;
-}
-
-void GenerateUnmovables()
-{
- if (_settings_game.game_creation.landscape == LT_TOYLAND) return;
-
- /* add radio tower */
- int radiotower_to_build = ScaleByMapSize(15); // maximum number of radio towers on the map
- int lighthouses_to_build = _settings_game.game_creation.landscape == LT_TROPIC ? 0 : ScaleByMapSize1D((Random() & 3) + 7);
-
- /* Scale the amount of lighthouses with the amount of land at the borders. */
- if (_settings_game.construction.freeform_edges && lighthouses_to_build != 0) {
- uint num_water_tiles = 0;
- for (uint x = 0; x < MapMaxX(); x++) {
- if (IsTileType(TileXY(x, 1), MP_WATER)) num_water_tiles++;
- if (IsTileType(TileXY(x, MapMaxY() - 1), MP_WATER)) num_water_tiles++;
- }
- for (uint y = 1; y < MapMaxY() - 1; y++) {
- if (IsTileType(TileXY(1, y), MP_WATER)) num_water_tiles++;
- if (IsTileType(TileXY(MapMaxX() - 1, y), MP_WATER)) num_water_tiles++;
- }
- /* The -6 is because the top borders are MP_VOID (-2) and all corners
- * are counted twice (-4). */
- lighthouses_to_build = lighthouses_to_build * num_water_tiles / (2 * MapMaxY() + 2 * MapMaxX() - 6);
- }
-
- SetGeneratingWorldProgress(GWP_UNMOVABLE, radiotower_to_build + lighthouses_to_build);
-
- for (uint i = ScaleByMapSize(1000); i != 0; i--) {
- TileIndex tile = RandomTile();
-
- uint h;
- if (IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == SLOPE_FLAT && h >= TILE_HEIGHT * 4 && !IsBridgeAbove(tile)) {
- if (IsRadioTowerNearby(tile)) continue;
-
- BuildUnmovable(UNMOVABLE_TRANSMITTER, tile);
- IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);
- if (--radiotower_to_build == 0) break;
- }
- }
-
- /* add lighthouses */
- uint maxx = MapMaxX();
- uint maxy = MapMaxY();
- for (int loop_count = 0; loop_count < 1000 && lighthouses_to_build != 0; loop_count++) {
- uint r = Random();
-
- /* Scatter the lighthouses more evenly around the perimeter */
- int perimeter = (GB(r, 16, 16) % (2 * (maxx + maxy))) - maxy;
- DiagDirection dir;
- for (dir = DIAGDIR_NE; perimeter > 0; dir++) {
- perimeter -= (DiagDirToAxis(dir) == AXIS_X) ? maxx : maxy;
- }
-
- TileIndex tile;
- switch (dir) {
- default:
- case DIAGDIR_NE: tile = TileXY(maxx - 1, r % maxy); break;
- case DIAGDIR_SE: tile = TileXY(r % maxx, 1); break;
- case DIAGDIR_SW: tile = TileXY(1, r % maxy); break;
- case DIAGDIR_NW: tile = TileXY(r % maxx, maxy - 1); break;
- }
-
- /* Only build lighthouses at tiles where the border is sea. */
- if (!IsTileType(tile, MP_WATER)) continue;
-
- for (int j = 0; j < 19; j++) {
- uint h;
- if (IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == SLOPE_FLAT && h <= TILE_HEIGHT * 2 && !IsBridgeAbove(tile)) {
- BuildUnmovable(UNMOVABLE_LIGHTHOUSE, tile);
- IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);
- lighthouses_to_build--;
- assert(tile < MapSize());
- break;
- }
- tile = AddTileIndexDiffCWrap(tile, TileIndexDiffCByDiagDir(dir));
- if (tile == INVALID_TILE) break;
- }
- }
-}
-
-static void ChangeTileOwner_Unmovable(TileIndex tile, Owner old_owner, Owner new_owner)
-{
- if (!IsTileOwner(tile, old_owner)) return;
-
- if (IsOwnedLand(tile) && new_owner != INVALID_OWNER) {
- SetTileOwner(tile, new_owner);
- } else if (IsStatueTile(tile)) {
- TownID town = GetStatueTownID(tile);
- Town *t = Town::Get(town);
- ClrBit(t->statues, old_owner);
- if (new_owner != INVALID_OWNER && !HasBit(t->statues, new_owner)) {
- /* Transfer ownership to the new company */
- SetBit(t->statues, new_owner);
- SetTileOwner(tile, new_owner);
- } else {
- DoClearSquare(tile);
- }
-
- SetWindowDirty(WC_TOWN_AUTHORITY, town);
- } else {
- DoClearSquare(tile);
- }
-}
-
-static CommandCost TerraformTile_Unmovable(TileIndex tile, DoCommandFlag flags, uint z_new, Slope tileh_new)
-{
- UnmovableType type = GetUnmovableType(tile);
- const UnmovableSpec *spec = UnmovableSpec::Get(type);
-
- if (spec->flags & OBJECT_FLAG_REQUIRE_FLAT) {
- /* If a flat tile is required by the object, then terraforming is never good. */
- return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
- }
-
- if (IsOwnedLand(tile)) {
- /* Owned land remains unsold */
- CommandCost ret = CheckTileOwnership(tile);
- if (ret.Succeeded()) return CommandCost();
- } else if (AutoslopeEnabled()) {
- if (!IsSteepSlope(tileh_new) && (z_new + GetSlopeMaxZ(tileh_new) == GetTileMaxZ(tile))) return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
- }
-
- return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
-}
-
-extern const TileTypeProcs _tile_type_unmovable_procs = {
- DrawTile_Unmovable, // draw_tile_proc
- GetSlopeZ_Unmovable, // get_slope_z_proc
- ClearTile_Unmovable, // clear_tile_proc
- AddAcceptedCargo_Unmovable, // add_accepted_cargo_proc
- GetTileDesc_Unmovable, // get_tile_desc_proc
- GetTileTrackStatus_Unmovable, // get_tile_track_status_proc
- ClickTile_Unmovable, // click_tile_proc
- NULL, // animate_tile_proc
- TileLoop_Unmovable, // tile_loop_clear
- ChangeTileOwner_Unmovable, // change_tile_owner_clear
- NULL, // add_produced_cargo_proc
- NULL, // vehicle_enter_tile_proc
- GetFoundation_Unmovable, // get_foundation_proc
- TerraformTile_Unmovable, // terraform_tile_proc
-};