2014-04-09 04:09:30 +02:00
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/*****************************************************************************
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2014-05-03 11:34:11 +02:00
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* Copyright (c) 2014 Ted John, Peter Hill
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2014-04-09 04:09:30 +02:00
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* OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
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*
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* This file is part of OpenRCT2.
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*
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* OpenRCT2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*****************************************************************************/
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2014-10-06 18:36:58 +02:00
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#include "../addresses.h"
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#include "../localisation/date.h"
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2014-11-04 04:34:12 +01:00
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#include "../localisation/localisation.h"
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2014-04-09 12:16:35 +02:00
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#include "climate.h"
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2014-04-09 04:09:30 +02:00
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#include "map.h"
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2014-11-04 04:34:12 +01:00
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#include "park.h"
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#include "scenery.h"
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2014-04-09 04:09:30 +02:00
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2014-12-17 21:45:27 +01:00
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const rct_xy16 TileDirectionDelta[] = {
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{ -32, 0 },
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{ 0, +32 },
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{ +32, 0 },
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{ 0, -32 },
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{ -32, +32 },
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{ +32, +32 },
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{ +32, -32 },
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{ -32, -32 }
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};
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rct_xy16 *gMapSelectionTiles = (rct_xy16*)0x009DE596;
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2014-10-09 21:31:58 +02:00
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int _sub_6A876D_save_x;
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int _sub_6A876D_save_y;
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2014-04-09 18:06:47 +02:00
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static void tiles_init();
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2014-10-09 21:31:58 +02:00
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static void sub_6A87BB(int x, int y);
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2014-04-09 04:09:30 +02:00
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2014-09-18 00:42:18 +02:00
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int map_element_get_terrain(rct_map_element *element)
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{
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int terrain = (element->properties.surface.terrain >> 5) & 7;
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if (element->type & 1)
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terrain |= (1 << 3);
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return terrain;
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}
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int map_element_get_terrain_edge(rct_map_element *element)
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{
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int terrain_edge = (element->properties.surface.slope >> 5) & 7;
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if (element->type & 128)
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terrain_edge |= (1 << 3);
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return terrain_edge;
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}
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2014-04-13 23:23:56 +02:00
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void map_element_set_terrain(rct_map_element *element, int terrain)
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{
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// Bit 3 for terrain is stored in element.type bit 0
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if (terrain & 8)
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element->type |= 1;
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else
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element->type &= ~1;
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// Bits 0, 1, 2 for terrain are stored in element.terrain bit 5, 6, 7
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element->properties.surface.terrain &= ~0xE0;
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element->properties.surface.terrain = (terrain & 7) << 5;
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}
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void map_element_set_terrain_edge(rct_map_element *element, int terrain)
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{
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2014-09-18 00:42:18 +02:00
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// Bit 3 for terrain is stored in element.type bit 7
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2014-04-13 23:23:56 +02:00
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if (terrain & 8)
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element->type |= 128;
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else
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element->type &= ~128;
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// Bits 0, 1, 2 for terrain are stored in element.slope bit 5, 6, 7
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element->properties.surface.slope &= ~0xE0;
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2014-09-18 00:42:18 +02:00
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element->properties.surface.slope |= (terrain & 7) << 5;
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2014-04-13 23:23:56 +02:00
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}
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2014-05-03 22:34:22 +02:00
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rct_map_element *map_get_surface_element_at(int x, int y)
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{
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// Get first element of the tile
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rct_map_element *mapElement = TILE_MAP_ELEMENT_POINTER(y * 256 + x);
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// Find the first surface element
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while ((mapElement->type & MAP_ELEMENT_TYPE_MASK) != MAP_ELEMENT_TYPE_SURFACE) {
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// Check if last element on tile
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if (mapElement->flags & MAP_ELEMENT_FLAG_LAST_TILE)
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return NULL;
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mapElement++;
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}
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return mapElement;
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}
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2014-04-09 04:09:30 +02:00
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/**
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*
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* rct2: 0x0068AB4C
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*/
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void map_init()
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{
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int i;
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rct_map_element *map_element;
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2014-04-09 12:16:35 +02:00
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date_reset();
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2014-04-09 04:09:30 +02:00
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RCT2_GLOBAL(0x0138B580, sint16) = 0;
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RCT2_GLOBAL(0x010E63B8, sint32) = 0;
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2014-04-09 18:06:47 +02:00
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for (i = 0; i < MAX_TILE_MAP_ELEMENT_POINTERS; i++) {
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2014-04-09 04:09:30 +02:00
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map_element = GET_MAP_ELEMENT(i);
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2014-04-24 19:53:42 +02:00
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map_element->type = (MAP_ELEMENT_TYPE_SURFACE << 2);
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2014-04-10 05:02:06 +02:00
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map_element->flags = MAP_ELEMENT_FLAG_LAST_TILE;
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map_element->base_height = 14;
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map_element->clearance_height = 14;
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2014-04-24 19:53:42 +02:00
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map_element->properties.surface.slope = 0;
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2014-04-10 05:02:06 +02:00
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map_element->properties.surface.grass_length = 1;
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map_element->properties.surface.ownership = 0;
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2014-04-13 23:23:56 +02:00
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map_element_set_terrain(map_element, TERRAIN_GRASS);
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2014-04-24 19:53:42 +02:00
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map_element_set_terrain_edge(map_element, TERRAIN_EDGE_ROCK);
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2014-04-09 04:09:30 +02:00
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}
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RCT2_GLOBAL(0x013B0E70, sint16) = 0;
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2014-10-09 21:31:58 +02:00
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_sub_6A876D_save_x = 0;
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_sub_6A876D_save_y = 0;
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2014-04-09 04:09:30 +02:00
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RCT2_GLOBAL(0x01358830, sint16) = 4768;
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2014-08-24 13:33:37 +02:00
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RCT2_GLOBAL(RCT2_ADDRESS_MAP_MAXIMUM_X_Y, sint16) = 5054;
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2014-04-09 04:09:30 +02:00
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RCT2_GLOBAL(RCT2_ADDRESS_MAP_SIZE, sint16) = 150;
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RCT2_GLOBAL(0x01358836, sint16) = 4767;
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RCT2_GLOBAL(0x01359208, sint16) = 7;
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2014-04-10 16:14:47 +02:00
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map_update_tile_pointers();
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2014-04-09 04:09:30 +02:00
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RCT2_CALLPROC_EBPSAFE(0x0068ADBC);
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2014-04-09 12:16:35 +02:00
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climate_reset(CLIMATE_WARM);
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2014-04-09 18:06:47 +02:00
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}
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/**
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*
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* rct2: 0x0068AFFD
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*/
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2014-04-10 16:14:47 +02:00
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void map_update_tile_pointers()
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2014-04-09 18:06:47 +02:00
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{
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int i, x, y, lastTile;
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for (i = 0; i < MAX_TILE_MAP_ELEMENT_POINTERS; i++)
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TILE_MAP_ELEMENT_POINTER(i) = TILE_UNDEFINED_MAP_ELEMENT;
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rct_map_element *mapElement = RCT2_ADDRESS(RCT2_ADDRESS_MAP_ELEMENTS, rct_map_element);
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rct_map_element **tile = RCT2_ADDRESS(RCT2_ADDRESS_TILE_MAP_ELEMENT_POINTERS, rct_map_element*);
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for (y = 0; y < 256; y++) {
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for (x = 0; x < 256; x++) {
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*tile++ = mapElement;
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do {
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2014-04-10 05:02:06 +02:00
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lastTile = (mapElement->flags & MAP_ELEMENT_FLAG_LAST_TILE);
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2014-04-09 18:06:47 +02:00
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mapElement++;
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} while (!lastTile);
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}
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}
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// Possible next free map element
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RCT2_GLOBAL(0x0140E9A4, rct_map_element*) = mapElement;
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2014-04-10 16:14:47 +02:00
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}
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/**
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2014-05-02 21:25:42 +02:00
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* Return the absolute height of an element, given its (x,y) coordinates
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2014-09-18 18:18:39 +02:00
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*
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2014-09-04 21:09:54 +02:00
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* ax: x
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* cx: y
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2014-09-18 18:18:39 +02:00
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* dx: return remember to & with 0xFFFF if you don't want water affecting results
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2014-04-10 16:14:47 +02:00
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* rct2: 0x00662783
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*/
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2014-05-02 21:25:42 +02:00
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int map_element_height(int x, int y)
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2014-04-10 16:14:47 +02:00
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{
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rct_map_element *mapElement;
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2014-05-02 21:25:42 +02:00
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// Off the map
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2014-04-10 16:14:47 +02:00
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if (x >= 8192 || y >= 8192)
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return 16;
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2014-05-03 22:34:22 +02:00
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// Truncate subtile coordinates
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2014-05-02 21:25:42 +02:00
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int x_tile = x & 0xFFFFFFE0;
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int y_tile = y & 0xFFFFFFE0;
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2014-04-10 16:14:47 +02:00
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2014-05-03 22:34:22 +02:00
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// Get the surface element for the tile
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mapElement = map_get_surface_element_at(x_tile / 32, y_tile / 32);
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2014-04-10 16:14:47 +02:00
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2014-05-02 21:25:42 +02:00
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uint32 height =
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2014-04-10 16:14:47 +02:00
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((mapElement->properties.surface.terrain & MAP_ELEMENT_WATER_HEIGHT_MASK) << 20) |
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(mapElement->base_height << 3);
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2014-05-02 21:25:42 +02:00
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uint32 slope = (mapElement->properties.surface.slope & MAP_ELEMENT_SLOPE_MASK);
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uint8 extra_height = (slope & 0x10) >> 4; // 0x10 is the 5th bit - sets slope to double height
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2014-05-03 10:24:25 +02:00
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// Remove the extra height bit
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2014-05-02 21:25:42 +02:00
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slope &= 0xF;
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2014-08-24 15:52:38 +02:00
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sint8 quad, quad_extra; // which quadrant the element is in?
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2014-05-03 10:22:20 +02:00
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// quad_extra is for extra height tiles
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2014-05-02 21:25:42 +02:00
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2014-05-03 10:24:25 +02:00
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uint8 xl, yl; // coordinates across this tile
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2014-05-02 21:25:42 +02:00
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uint8 TILE_SIZE = 31;
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xl = x & 0x1f;
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yl = y & 0x1f;
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2014-05-03 10:24:25 +02:00
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// Slope logic:
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// Each of the four bits in slope represents that corner being raised
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// slope == 15 (all four bits) is not used and slope == 0 is flat
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// If the extra_height bit is set, then the slope goes up two z-levels
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// We arbitrarily take the SW corner to be closest to the viewer
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2014-05-02 21:25:42 +02:00
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// One corner up
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if ((slope == 1) || (slope == 2) || (slope == 4) || (slope == 8)) {
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2014-05-03 10:24:25 +02:00
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switch (slope) {
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case 1: // NE corner up
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quad = xl + yl - TILE_SIZE;
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break;
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case 2: // SE corner up
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quad = xl - yl;
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break;
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case 4: // SW corner up
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quad = TILE_SIZE - yl - xl;
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break;
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case 8: // NW corner up
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2014-08-24 15:52:38 +02:00
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quad = yl - xl;
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2014-05-03 10:24:25 +02:00
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break;
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}
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// If the element is in the quadrant with the slope, raise its height
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if (quad > 0) {
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height += quad / 2;
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}
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2014-05-02 21:25:42 +02:00
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}
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// One side up
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2014-05-03 10:24:25 +02:00
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switch (slope) {
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2014-05-02 21:25:42 +02:00
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case 3: // E side up
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2014-08-24 18:38:30 +02:00
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height += xl / 2 + 1;
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2014-05-03 10:24:25 +02:00
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break;
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2014-05-02 21:25:42 +02:00
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case 6: // S side up
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2014-05-03 10:24:25 +02:00
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height += (TILE_SIZE - yl) / 2;
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break;
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2014-05-02 21:25:42 +02:00
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case 9: // N side up
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2014-05-03 10:24:25 +02:00
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height += yl / 2;
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height++;
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break;
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2014-05-02 21:25:42 +02:00
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case 12: // W side up
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2014-05-03 10:24:25 +02:00
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height += (TILE_SIZE - xl) / 2;
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break;
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2014-05-02 21:25:42 +02:00
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}
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// One corner down
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if ((slope == 7) || (slope == 11) || (slope == 13) || (slope == 14)) {
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2014-05-03 10:24:25 +02:00
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switch (slope) {
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case 7: // NW corner down
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quad_extra = xl + TILE_SIZE - yl;
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quad = xl - yl;
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break;
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case 11: // SW corner down
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quad_extra = xl + yl;
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2014-08-24 18:38:30 +02:00
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quad = xl + yl - TILE_SIZE - 1;
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2014-05-03 10:24:25 +02:00
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break;
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case 13: // SE corner down
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quad_extra = TILE_SIZE - xl + yl;
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2014-08-24 18:38:30 +02:00
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quad = yl - xl;
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2014-05-03 10:24:25 +02:00
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break;
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case 14: // NE corner down
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quad_extra = (TILE_SIZE - xl) + (TILE_SIZE - yl);
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2014-08-24 15:52:38 +02:00
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quad = TILE_SIZE - yl - xl - 1;
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2014-05-03 10:24:25 +02:00
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break;
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}
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if (extra_height) {
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height += quad_extra / 2;
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height++;
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return height;
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}
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// This tile is essentially at the next height level
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height += 0x10;
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// so we move *down* the slope
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if (quad < 0) {
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height += quad / 2;
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}
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2014-05-02 21:25:42 +02:00
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}
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// Valleys
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2014-05-03 10:22:20 +02:00
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if ((slope == 5) || (slope == 10)) {
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2014-05-03 10:24:25 +02:00
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switch (slope) {
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|
|
case 5: // NW-SE valley
|
|
|
|
if (xl + yl <= TILE_SIZE + 1) {
|
|
|
|
return height;
|
|
|
|
}
|
|
|
|
quad = TILE_SIZE - xl - yl;
|
|
|
|
break;
|
|
|
|
case 10: // NE-SW valley
|
|
|
|
quad = xl - yl;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (quad > 0) {
|
|
|
|
height += quad / 2;
|
|
|
|
}
|
2014-05-02 21:25:42 +02:00
|
|
|
}
|
2014-04-10 16:14:47 +02:00
|
|
|
|
2014-05-02 21:25:42 +02:00
|
|
|
return height;
|
2014-04-21 11:27:48 +02:00
|
|
|
}
|
2014-05-04 19:51:36 +02:00
|
|
|
|
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x0068B089
|
|
|
|
*/
|
|
|
|
void sub_68B089()
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
rct_map_element *mapElementFirst, *mapElement;
|
|
|
|
|
|
|
|
if (RCT2_GLOBAL(0x009DEA6F, uint8) & 1)
|
|
|
|
return;
|
|
|
|
|
|
|
|
i = RCT2_GLOBAL(0x0010E63B8, uint32);
|
|
|
|
do {
|
|
|
|
i++;
|
|
|
|
if (i >= MAX_TILE_MAP_ELEMENT_POINTERS)
|
|
|
|
i = 0;
|
2014-05-12 02:45:45 +02:00
|
|
|
} while (TILE_MAP_ELEMENT_POINTER(i) == TILE_UNDEFINED_MAP_ELEMENT);
|
2014-05-04 19:51:36 +02:00
|
|
|
RCT2_GLOBAL(0x0010E63B8, uint32) = i;
|
|
|
|
|
|
|
|
mapElementFirst = mapElement = TILE_MAP_ELEMENT_POINTER(i);
|
|
|
|
do {
|
|
|
|
mapElement--;
|
2014-05-12 02:45:45 +02:00
|
|
|
if (mapElement < (rct_map_element*)RCT2_ADDRESS_MAP_ELEMENTS)
|
2014-05-04 19:51:36 +02:00
|
|
|
break;
|
|
|
|
} while (mapElement->base_height == 255);
|
|
|
|
mapElement++;
|
|
|
|
|
|
|
|
if (mapElement == mapElementFirst)
|
|
|
|
return;
|
|
|
|
|
|
|
|
//
|
|
|
|
TILE_MAP_ELEMENT_POINTER(i) = mapElement;
|
|
|
|
do {
|
|
|
|
*mapElement = *mapElementFirst;
|
|
|
|
mapElementFirst->base_height = 255;
|
|
|
|
|
|
|
|
mapElement++;
|
|
|
|
mapElementFirst++;
|
|
|
|
} while (!((mapElement - 1)->flags & MAP_ELEMENT_FLAG_LAST_TILE));
|
|
|
|
|
|
|
|
// Update next free element?
|
|
|
|
mapElement = RCT2_GLOBAL(0x0140E9A4, rct_map_element*);
|
|
|
|
do {
|
|
|
|
mapElement--;
|
|
|
|
} while (mapElement->base_height == 255);
|
|
|
|
mapElement++;
|
|
|
|
RCT2_GLOBAL(0x0140E9A4, rct_map_element*) = mapElement;
|
2014-05-26 15:22:52 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Checks if the tile at coordinate at height counts as connected.
|
2014-06-08 06:14:55 +02:00
|
|
|
* @return 1 if connected, 0 otherwise
|
2014-05-26 15:22:52 +02:00
|
|
|
*/
|
2014-05-26 17:39:18 +02:00
|
|
|
int map_coord_is_connected(uint16 tile_idx, uint8 height, uint8 face_direction)
|
2014-05-26 15:22:52 +02:00
|
|
|
{
|
2014-05-26 17:39:18 +02:00
|
|
|
rct_map_element* tile = RCT2_ADDRESS(RCT2_ADDRESS_TILE_MAP_ELEMENT_POINTERS, rct_map_element*)[tile_idx];
|
2014-05-26 15:22:52 +02:00
|
|
|
|
|
|
|
do {
|
|
|
|
rct_map_element_path_properties props = tile->properties.path;
|
|
|
|
uint8 path_type = props.type >> 2, path_dir = props.type & 3;
|
|
|
|
uint8 element_type = tile->type & MAP_ELEMENT_TYPE_MASK;
|
|
|
|
|
2014-05-26 17:39:18 +02:00
|
|
|
if (element_type != PATH_ROAD)
|
2014-05-26 15:22:52 +02:00
|
|
|
continue;
|
|
|
|
|
|
|
|
if (path_type & 1) {
|
|
|
|
if (path_dir == face_direction) {
|
|
|
|
if (height == tile->base_height + 2)
|
|
|
|
return 1;
|
|
|
|
}
|
2014-05-29 23:42:24 +02:00
|
|
|
else if ((path_dir ^ 2) == face_direction && height == tile->base_height) {
|
2014-05-26 15:22:52 +02:00
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
if (height == tile->base_height)
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
} while (!(tile->flags & MAP_ELEMENT_FLAG_LAST_TILE) && tile++);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2014-10-09 21:31:58 +02:00
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x0068AFAD
|
|
|
|
*/
|
|
|
|
void map_invalidate_animations()
|
|
|
|
{
|
|
|
|
RCT2_CALLPROC_EBPSAFE(0x0068AFAD);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x006A876D
|
|
|
|
*/
|
|
|
|
void sub_6A876D()
|
|
|
|
{
|
|
|
|
int i, x, y;
|
|
|
|
|
|
|
|
if (RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_FLAGS, uint8) & (SCREEN_FLAGS_TRACK_DESIGNER | SCREEN_FLAGS_TRACK_MANAGER))
|
|
|
|
return;
|
|
|
|
|
|
|
|
// Presumebly sub_6A87BB is too computationally expensive to call for every
|
|
|
|
// tile every update, so word_13CE774 and word_13CE776 store the x and y
|
|
|
|
// progress. A maximum of 128 calls is done per update.
|
|
|
|
x = _sub_6A876D_save_x;
|
|
|
|
y = _sub_6A876D_save_y;
|
|
|
|
for (i = 0; i < 128; i++) {
|
|
|
|
sub_6A87BB(x, y);
|
|
|
|
|
|
|
|
// Next x, y tile
|
|
|
|
x += 32;
|
|
|
|
if (x >= 8192) {
|
|
|
|
x = 0;
|
|
|
|
y += 32;
|
|
|
|
if (y >= 8192)
|
|
|
|
y = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
_sub_6A876D_save_x = x;
|
|
|
|
_sub_6A876D_save_y = y;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x006A87BB
|
|
|
|
*/
|
|
|
|
static void sub_6A87BB(int x, int y)
|
|
|
|
{
|
|
|
|
RCT2_CALLPROC_X(0x006A87BB, x, 0, y, 0, 0, 0, 0);
|
2014-10-11 20:21:37 +02:00
|
|
|
}
|
|
|
|
|
2014-12-10 02:44:30 +01:00
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x006A7B84
|
|
|
|
*/
|
|
|
|
int map_height_from_slope(int x, int y, int slope)
|
|
|
|
{
|
|
|
|
if (!(slope & 4))
|
|
|
|
return 0;
|
2014-09-20 15:06:42 +02:00
|
|
|
|
2014-12-10 02:44:30 +01:00
|
|
|
switch (slope & 3) {
|
2014-09-20 15:06:42 +02:00
|
|
|
case 0:
|
|
|
|
return (31 - (x & 31)) / 2;
|
|
|
|
case 1:
|
|
|
|
return (y & 31) / 2;
|
|
|
|
case 2:
|
|
|
|
return (x & 31) / 2;
|
|
|
|
case 3:
|
|
|
|
return (31 - (y & 31)) / 2;
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2014-11-02 02:41:00 +01:00
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x00664F72
|
|
|
|
*/
|
|
|
|
int sub_664F72(int x, int y, int z)
|
|
|
|
{
|
|
|
|
rct_map_element *mapElement;
|
|
|
|
|
|
|
|
if (x < (256 * 32) && y < (256 * 32)) {
|
|
|
|
mapElement = map_get_surface_element_at(x / 32, y / 32);
|
2014-12-10 02:44:30 +01:00
|
|
|
if (mapElement->properties.surface.ownership & OWNERSHIP_OWNED)
|
2014-11-02 02:41:00 +01:00
|
|
|
return 1;
|
2014-10-11 20:21:37 +02:00
|
|
|
|
2014-12-10 02:44:30 +01:00
|
|
|
if (mapElement->properties.surface.ownership & OWNERSHIP_CONSTRUCTION_RIGHTS_OWNED) {
|
2014-11-02 02:41:00 +01:00
|
|
|
z /= 8;
|
|
|
|
if (z < mapElement->base_height || z - 2 > mapElement->base_height)
|
2014-09-20 15:06:42 +02:00
|
|
|
return 1;
|
|
|
|
}
|
2014-10-11 20:21:37 +02:00
|
|
|
}
|
|
|
|
|
2014-11-02 02:41:00 +01:00
|
|
|
RCT2_GLOBAL(RCT2_ADDRESS_GAME_COMMAND_ERROR_TEXT, uint16) = 1729;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x00664F2C
|
|
|
|
*/
|
|
|
|
int map_is_location_in_park(int x, int y)
|
|
|
|
{
|
|
|
|
rct_map_element *mapElement;
|
|
|
|
|
|
|
|
if (x < (256 * 32) && y < (256 * 32)) {
|
|
|
|
mapElement = map_get_surface_element_at(x / 32, y / 32);
|
2014-12-10 02:44:30 +01:00
|
|
|
if (mapElement->properties.surface.ownership & OWNERSHIP_OWNED)
|
|
|
|
return 1;
|
2014-10-11 20:21:37 +02:00
|
|
|
}
|
|
|
|
|
2014-11-02 02:41:00 +01:00
|
|
|
RCT2_GLOBAL(RCT2_ADDRESS_GAME_COMMAND_ERROR_TEXT, uint16) = 1729;
|
|
|
|
return 0;
|
2014-11-02 04:37:56 +01:00
|
|
|
}
|
2014-10-11 20:21:37 +02:00
|
|
|
|
2014-11-02 04:37:56 +01:00
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x006ECB60
|
|
|
|
* NOTE: x, y and z are in pixels, not tile units
|
|
|
|
*/
|
|
|
|
void map_invalidate_tile(int x, int y, int zLow, int zHigh)
|
|
|
|
{
|
|
|
|
RCT2_CALLPROC_X(0x006ECB60, x, 0, y, 0, zHigh, zLow, 0);
|
2014-11-04 04:34:12 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x006E0E01
|
|
|
|
*/
|
|
|
|
money32 map_try_clear_scenery(int x, int y, rct_map_element *mapElement, int flags)
|
|
|
|
{
|
|
|
|
money32 cost;
|
|
|
|
rct_scenery_entry *entry;
|
|
|
|
|
|
|
|
entry = g_smallSceneryEntries[mapElement->properties.scenery.type];
|
|
|
|
cost = entry->small_scenery.removal_price * 10;
|
|
|
|
|
|
|
|
RCT2_GLOBAL(0x0141F56C, uint8) = 12;
|
|
|
|
RCT2_GLOBAL(0x009DEA5E, uint32) = x * 32 + 16;
|
|
|
|
RCT2_GLOBAL(0x009DEA60, uint32) = y * 32 + 16;
|
|
|
|
RCT2_GLOBAL(0x009DEA62, uint32) = mapElement->base_height * 8;
|
|
|
|
|
|
|
|
x *= 32;
|
|
|
|
y *= 32;
|
|
|
|
|
|
|
|
if (!(flags & 0x40) && RCT2_GLOBAL(0x009DEA6E, uint8) != 0) {
|
|
|
|
RCT2_GLOBAL(RCT2_ADDRESS_GAME_COMMAND_ERROR_TEXT, uint16) = STR_CONSTRUCTION_NOT_POSSIBLE_WHILE_GAME_IS_PAUSED;
|
|
|
|
return MONEY32_UNDEFINED;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!(RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_FLAGS, uint8) & SCREEN_FLAGS_SCENARIO_EDITOR) && !(flags & 0x40)) {
|
|
|
|
// Check if allowed to remove item
|
|
|
|
if (RCT2_GLOBAL(RCT2_ADDRESS_PARK_FLAGS, uint32) & PARK_FLAGS_FORBID_TREE_REMOVAL) {
|
|
|
|
if (entry->small_scenery.height > 64) {
|
|
|
|
RCT2_GLOBAL(RCT2_ADDRESS_GAME_COMMAND_ERROR_TEXT, uint16) = STR_FORBIDDEN_BY_THE_LOCAL_AUTHORITY;
|
|
|
|
return MONEY32_UNDEFINED;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
// Check if the land is owned
|
|
|
|
if (!(RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_FLAGS, uint8) & SCREEN_FLAGS_SCENARIO_EDITOR))
|
2014-11-05 15:38:19 +01:00
|
|
|
if (!sub_664F72(x, y, RCT2_GLOBAL(0x009DEA62, uint32)))
|
2014-11-04 04:34:12 +01:00
|
|
|
return MONEY32_UNDEFINED;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ((flags & 0x40) && !(mapElement->flags & 0x10))
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
// Remove element
|
|
|
|
if (flags & 1) {
|
2014-11-05 03:55:29 +01:00
|
|
|
map_invalidate_tile_full(x, y);
|
2014-11-24 03:58:48 +01:00
|
|
|
map_element_remove(mapElement);
|
2014-11-04 04:34:12 +01:00
|
|
|
}
|
|
|
|
return RCT2_GLOBAL(RCT2_ADDRESS_PARK_FLAGS, uint32) & PARK_FLAGS_NO_MONEY ? 0 : cost;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x006E5597
|
|
|
|
*/
|
|
|
|
money32 sub_6E5597(int x, int y, int dl, int dh, int bl)
|
|
|
|
{
|
|
|
|
int eax, ebx, ecx, edx, esi, edi, ebp;
|
|
|
|
eax = x * 32;
|
|
|
|
ecx = y * 32;
|
|
|
|
ebx = bl & 0xFF;
|
|
|
|
edx = ((dh & 0xFF) << 8) | (dl & 0xFF);
|
|
|
|
RCT2_CALLFUNC_X(0x006E5597, &eax, &ebx, &ecx, &edx, &esi, &edi, &ebp);
|
|
|
|
return ebx;
|
|
|
|
}
|
|
|
|
|
|
|
|
money32 sub_6A67C0(int x, int y, int z, int flags)
|
|
|
|
{
|
|
|
|
int eax, ebx, ecx, edx, esi, edi, ebp;
|
|
|
|
eax = x * 32;
|
|
|
|
ecx = y * 32;
|
|
|
|
ebx = flags & 0xFF;
|
|
|
|
edx = z & 0xFF;
|
|
|
|
RCT2_CALLFUNC_X(0x006A67C0, &eax, &ebx, &ecx, &edx, &esi, &edi, &ebp);
|
|
|
|
return ebx;
|
|
|
|
}
|
|
|
|
|
|
|
|
// This will cause clear scenery to remove paths
|
|
|
|
// This should be a flag for the game command which can be set via a checkbox on the clear scenery window.
|
|
|
|
// #define CLEAR_SCENERY_REMOVES_PATHS
|
|
|
|
|
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x0068DFE4
|
|
|
|
*/
|
|
|
|
money32 map_clear_scenery_from_tile(int x, int y, int flags)
|
|
|
|
{
|
|
|
|
int type;
|
|
|
|
money32 cost, totalCost;
|
|
|
|
rct_map_element *mapElement;
|
|
|
|
|
|
|
|
totalCost = 0;
|
|
|
|
|
|
|
|
restart_from_beginning:
|
|
|
|
mapElement = TILE_MAP_ELEMENT_POINTER(y * 256 + x);
|
|
|
|
do {
|
|
|
|
type = mapElement->type & MAP_ELEMENT_TYPE_MASK;
|
|
|
|
switch (type) {
|
|
|
|
case MAP_ELEMENT_TYPE_PATH:
|
|
|
|
#ifdef CLEAR_SCENERY_REMOVES_PATHS
|
|
|
|
cost = sub_6A67C0(x, y, mapElement->base_height, flags);
|
|
|
|
if (cost == MONEY32_UNDEFINED)
|
|
|
|
return MONEY32_UNDEFINED;
|
|
|
|
|
|
|
|
totalCost += cost;
|
|
|
|
if (flags & 1)
|
|
|
|
goto restart_from_beginning;
|
|
|
|
#endif
|
|
|
|
break;
|
|
|
|
case MAP_ELEMENT_TYPE_SCENERY:
|
|
|
|
cost = map_try_clear_scenery(x, y, mapElement, flags);
|
|
|
|
if (cost == MONEY32_UNDEFINED)
|
|
|
|
return MONEY32_UNDEFINED;
|
|
|
|
|
|
|
|
totalCost += cost;
|
|
|
|
if (flags & 1)
|
|
|
|
goto restart_from_beginning;
|
|
|
|
|
|
|
|
break;
|
|
|
|
case MAP_ELEMENT_TYPE_FENCE:
|
|
|
|
cost = sub_6E5597(x, y, mapElement->type & 3, mapElement->base_height, flags);
|
|
|
|
if (cost == MONEY32_UNDEFINED)
|
|
|
|
return MONEY32_UNDEFINED;
|
|
|
|
|
|
|
|
totalCost += cost;
|
|
|
|
if (flags & 1)
|
|
|
|
goto restart_from_beginning;
|
|
|
|
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
} while (!((mapElement++)->flags & MAP_ELEMENT_FLAG_LAST_TILE));
|
|
|
|
|
|
|
|
return totalCost;
|
|
|
|
}
|
|
|
|
|
|
|
|
money32 map_clear_scenery(int x0, int y0, int x1, int y1, int flags)
|
|
|
|
{
|
|
|
|
int x, y, z;
|
|
|
|
money32 totalCost, cost;
|
|
|
|
|
|
|
|
RCT2_GLOBAL(0x0141F56C, uint8) = 12;
|
|
|
|
|
|
|
|
x = (x0 + x1) / 2 + 16;
|
|
|
|
y = (y0 + y1) / 2 + 16;
|
|
|
|
z = map_element_height(x, y);
|
|
|
|
RCT2_GLOBAL(0x009DEA5E, uint16) = x;
|
|
|
|
RCT2_GLOBAL(0x009DEA60, uint16) = y;
|
|
|
|
RCT2_GLOBAL(0x009DEA62, uint16) = z;
|
|
|
|
|
|
|
|
x0 = clamp(0, x0, 255);
|
|
|
|
y0 = clamp(0, y0, 255);
|
|
|
|
x1 = clamp(0, x1, 255);
|
|
|
|
y1 = clamp(0, y1, 255);
|
|
|
|
|
|
|
|
totalCost = 0;
|
|
|
|
for (y = y0; y <= y1; y++) {
|
|
|
|
for (x = x0; x <= x1; x++) {
|
|
|
|
cost = map_clear_scenery_from_tile(x, y, flags);
|
|
|
|
if (cost == MONEY32_UNDEFINED)
|
|
|
|
return MONEY32_UNDEFINED;
|
|
|
|
|
|
|
|
totalCost += cost;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return totalCost;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x0068DF91
|
|
|
|
*/
|
|
|
|
void game_command_clear_scenery(int* eax, int* ebx, int* ecx, int* edx, int* esi, int* edi, int* ebp)
|
|
|
|
{
|
|
|
|
*ebx = map_clear_scenery(
|
|
|
|
(*eax & 0xFFFF) / 32,
|
|
|
|
(*ecx & 0xFFFF) / 32,
|
|
|
|
(*edi & 0xFFFF) / 32,
|
|
|
|
(*ebp & 0xFFFF) / 32,
|
|
|
|
*ebx & 0xFF
|
|
|
|
);
|
2014-11-05 03:55:29 +01:00
|
|
|
}
|
|
|
|
|
2015-01-10 17:40:27 +01:00
|
|
|
/* rct2: 0x00663CCD */
|
|
|
|
money32 map_raise_lower_land(int x0, int y0, int x1, int y1, uint8 terrain_surface, uint8 flags)
|
|
|
|
{
|
|
|
|
RCT2_GLOBAL(0x141F56C, uint8) = 12;
|
|
|
|
|
|
|
|
int x_mid, y_mid;
|
|
|
|
|
|
|
|
x_mid = (x0 + x1) / 2 + 16;
|
|
|
|
y_mid = (y0 + y1) / 2 + 16;
|
|
|
|
|
|
|
|
int height_mid = map_element_height(x_mid, y_mid);
|
|
|
|
|
|
|
|
RCT2_GLOBAL(0x9DEA5E, uint16) = x_mid;
|
|
|
|
RCT2_GLOBAL(0x9DEA60, uint16) = y_mid;
|
|
|
|
RCT2_GLOBAL(0x9DEA62, uint16) = height_mid;
|
|
|
|
RCT2_GLOBAL(0x9E32B4, uint32) = 0;
|
|
|
|
|
|
|
|
if (RCT2_GLOBAL(0x9DEA6E, uint8) != 0){
|
|
|
|
//663e62 return part
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!(RCT2_GLOBAL(0x9DEA68, uint8) & 2) && RCT2_GLOBAL(0x13573E4, uint32) & 4){
|
|
|
|
//663e62 return part
|
|
|
|
}
|
|
|
|
|
|
|
|
for (int x = x0; x < x1; x += 32){
|
|
|
|
for (int y = y0; y < y1; y += 32){
|
|
|
|
if (x > 0x1FFF)continue;
|
|
|
|
if (y > 0x1FFF)continue;
|
|
|
|
|
|
|
|
if (!(RCT2_GLOBAL(0x9DEA68, uint8) & 2)){
|
|
|
|
if (!map_is_location_in_park(x, y))continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
rct_map_element* map_element = TILE_MAP_ELEMENT_POINTER((x | (y << 8)) >> 5);
|
|
|
|
|
|
|
|
while ((map_element->type&MAP_ELEMENT_TYPE_MASK) != MAP_ELEMENT_TYPE_SURFACE){
|
|
|
|
map_element++;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (terrain_surface != 0xFF){
|
|
|
|
uint8 cur_terrain = (
|
|
|
|
(map_element->type&MAP_ELEMENT_DIRECTION_MASK) << 3)
|
|
|
|
| (map_element->properties.surface.terrain >> 5);
|
|
|
|
|
|
|
|
if (terrain_surface != cur_terrain){
|
|
|
|
RCT2_GLOBAL(0x9E32B4, uint32) += RCT2_ADDRESS(0x97B8B8, uint32)[terrain_surface & 0x1F];
|
|
|
|
|
|
|
|
if (flags & 1){
|
|
|
|
map_element->properties.surface.terrain &= MAP_ELEMENT_WATER_HEIGHT_MASK;
|
|
|
|
map_element->type &= MAP_ELEMENT_QUADRANT_MASK | MAP_ELEMENT_TYPE_MASK;
|
|
|
|
|
|
|
|
//Save the new terrain
|
|
|
|
map_element->properties.surface.terrain |= terrain_surface << 5;
|
|
|
|
//Save the new direction mask
|
|
|
|
map_element->type |= terrain_surface >> 3;
|
|
|
|
|
|
|
|
map_invalidate_tile_full(x, y);
|
|
|
|
RCT2_CALLPROC_X(0x673883, x, 0, y, map_element_height(x, y), 0, 0, 0);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
//0x663de2
|
|
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
//0x663e62
|
|
|
|
}
|
|
|
|
|
|
|
|
/* rct2: 0x00663CCD */
|
|
|
|
void game_command_raise_lower_land(int* eax, int* ebx, int* ecx, int* edx, int* esi, int* edi, int* ebp){
|
|
|
|
*ebx = map_raise_lower_land(
|
|
|
|
(*eax & 0xFFFF) / 32,
|
|
|
|
(*ecx & 0xFFFF) / 32,
|
|
|
|
(*edi & 0xFFFF) / 32,
|
|
|
|
(*ebp & 0xFFFF) / 32,
|
|
|
|
*edx & 0xFF,
|
|
|
|
*ebx & 0xFF
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
2014-11-05 03:55:29 +01:00
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x006EC6D7
|
|
|
|
*/
|
|
|
|
void map_invalidate_tile_full(int x, int y)
|
|
|
|
{
|
|
|
|
RCT2_CALLPROC_X(0x006EC6D7, x, 0, y, 0, 0, 0, 0);
|
2014-11-10 01:40:59 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
int map_get_station(rct_map_element *mapElement)
|
|
|
|
{
|
|
|
|
return (mapElement->properties.track.sequence & 0x70) >> 4;
|
2014-11-24 03:58:48 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x0068B280
|
|
|
|
*/
|
|
|
|
void map_element_remove(rct_map_element *mapElement)
|
|
|
|
{
|
|
|
|
RCT2_CALLPROC_X(0x0068B280, 0, 0, 0, 0, (int)mapElement, 0, 0);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x006A6AA7
|
|
|
|
* @param x x-coordinate in units (not tiles)
|
|
|
|
* @param y y-coordinate in units (not tiles)
|
|
|
|
*/
|
|
|
|
void sub_6A6AA7(int x, int y, rct_map_element *mapElement)
|
|
|
|
{
|
|
|
|
RCT2_CALLPROC_X(0x006A6AA7, x, 0, y, 0, (int)mapElement, 0, 0);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x00675A8E
|
|
|
|
*/
|
|
|
|
void map_remove_all_rides()
|
|
|
|
{
|
|
|
|
int x, y;
|
|
|
|
rct_map_element *mapElement;
|
|
|
|
|
|
|
|
for (y = 0; y < 256; y++) {
|
|
|
|
for (x = 0; x < 256; x++) {
|
|
|
|
repeat_tile:
|
|
|
|
mapElement = TILE_MAP_ELEMENT_POINTER(y * 256 + x);
|
|
|
|
|
|
|
|
do {
|
|
|
|
switch (mapElement->type & MAP_ELEMENT_TYPE_MASK) {
|
|
|
|
case MAP_ELEMENT_TYPE_PATH:
|
|
|
|
if (mapElement->type & 1) {
|
|
|
|
mapElement->properties.path.type &= ~8;
|
|
|
|
mapElement->properties.path.addition_status = 255;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case MAP_ELEMENT_TYPE_ENTRANCE:
|
|
|
|
if (mapElement->properties.entrance.type == ENTRANCE_TYPE_PARK_ENTRANCE)
|
|
|
|
break;
|
|
|
|
|
|
|
|
// fall-through
|
|
|
|
case MAP_ELEMENT_TYPE_TRACK:
|
|
|
|
RCT2_CALLPROC_EBPSAFE(0x006A7594);
|
|
|
|
sub_6A6AA7(x * 32, y * 32, mapElement);
|
|
|
|
map_element_remove(mapElement);
|
|
|
|
goto repeat_tile;
|
|
|
|
}
|
|
|
|
} while (!((mapElement++)->flags & MAP_ELEMENT_FLAG_LAST_TILE));
|
|
|
|
}
|
|
|
|
}
|
2014-12-17 21:45:27 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x0068AB1B
|
|
|
|
*/
|
|
|
|
void map_invalidate_map_selection_tiles()
|
|
|
|
{
|
|
|
|
rct_xy16 *position;
|
|
|
|
|
|
|
|
if (!(RCT2_GLOBAL(RCT2_ADDRESS_MAP_SELECTION_FLAGS, uint16) & (1 << 1)))
|
|
|
|
return;
|
|
|
|
|
|
|
|
for (position = gMapSelectionTiles; position->x != -1; position++)
|
|
|
|
map_invalidate_tile_full(position->x, position->y);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x0068AAE1
|
|
|
|
*/
|
|
|
|
void map_invalidate_selection_rect()
|
|
|
|
{
|
|
|
|
int x, y, x0, y0, x1, y1;
|
|
|
|
|
|
|
|
if (!(RCT2_GLOBAL(RCT2_ADDRESS_MAP_SELECTION_FLAGS, uint16) & (1 << 0)))
|
|
|
|
return;
|
|
|
|
|
|
|
|
x0 = RCT2_GLOBAL(RCT2_ADDRESS_MAP_SELECTION_A_X, uint16);
|
|
|
|
y0 = RCT2_GLOBAL(RCT2_ADDRESS_MAP_SELECTION_A_Y, uint16);
|
|
|
|
x1 = RCT2_GLOBAL(RCT2_ADDRESS_MAP_SELECTION_B_X, uint16);
|
|
|
|
y1 = RCT2_GLOBAL(RCT2_ADDRESS_MAP_SELECTION_B_Y, uint16);
|
|
|
|
|
|
|
|
for (x = x0; x <= x1; x++)
|
|
|
|
for (y = y0; y <= y1; y++)
|
|
|
|
map_invalidate_tile_full(x, y);
|
2014-10-09 21:31:58 +02:00
|
|
|
}
|