mirror of
https://github.com/OpenRCT2/OpenRCT2
synced 2026-01-24 15:24:30 +01:00
eb4a8924d1
This commit corrects some misused defines, and gave them clearer names. For example, the slope mask was only useful for surface elements, so now "SURFACE" is in its name. I also replaced any hard coded values that I could find and knew their purpose off.
605 lines
18 KiB
C++
605 lines
18 KiB
C++
#pragma region Copyright (c) 2014-2016 OpenRCT2 Developers
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/*****************************************************************************
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* OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
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*
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* OpenRCT2 is the work of many authors, a full list can be found in contributors.md
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* For more information, visit https://github.com/OpenRCT2/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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*
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* A full copy of the GNU General Public License can be found in licence.txt
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*****************************************************************************/
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#pragma endregion
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#include "../Cheats.h"
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#include "../network/network.h"
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#include "../OpenRCT2.h"
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#include "../ride/TrackDesign.h"
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#include "footpath.h"
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#include "map.h"
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#include "Park.h"
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#include "scenery.h"
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#include "SmallScenery.h"
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static money32 SmallSceneryRemove(sint16 x, sint16 y, uint8 baseHeight, uint8 quadrant, uint8 sceneryType, uint8 flags)
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{
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if (!map_is_location_valid(x, y))
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{
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return MONEY32_UNDEFINED;
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}
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money32 cost;
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rct_scenery_entry *entry = get_small_scenery_entry(sceneryType);
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if (entry == nullptr)
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{
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log_warning("Invalid game command for scenery removal, scenery_type = %u", sceneryType);
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return MONEY32_UNDEFINED;
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}
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cost = entry->small_scenery.removal_price * 10;
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gCommandExpenditureType = RCT_EXPENDITURE_TYPE_LANDSCAPING;
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gCommandPosition.x = x + 16;
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gCommandPosition.y = y + 16;
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gCommandPosition.z = baseHeight * 8;
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if (!(flags & GAME_COMMAND_FLAG_GHOST) &&
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game_is_paused() &&
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!gCheatsBuildInPauseMode)
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{
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gGameCommandErrorText = STR_CONSTRUCTION_NOT_POSSIBLE_WHILE_GAME_IS_PAUSED;
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return MONEY32_UNDEFINED;
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}
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if (!(gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) &&
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!(flags & GAME_COMMAND_FLAG_GHOST) &&
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!gCheatsSandboxMode)
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{
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// Check if allowed to remove item
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if (gParkFlags & PARK_FLAGS_FORBID_TREE_REMOVAL)
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{
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if (entry->small_scenery.height > 64)
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{
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gGameCommandErrorText = STR_FORBIDDEN_BY_THE_LOCAL_AUTHORITY;
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return MONEY32_UNDEFINED;
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}
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}
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// Check if the land is owned
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if (!map_is_location_owned(x, y, gCommandPosition.z))
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{
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return MONEY32_UNDEFINED;
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}
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}
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bool sceneryFound = false;
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rct_tile_element* tileElement = map_get_first_element_at(x / 32, y / 32);
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do {
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if (tile_element_get_type(tileElement) != TILE_ELEMENT_TYPE_SMALL_SCENERY)
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continue;
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if ((tileElement->type >> 6) != quadrant)
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continue;
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if (tileElement->base_height != baseHeight)
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continue;
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if (tileElement->properties.scenery.type != sceneryType)
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continue;
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if ((flags & GAME_COMMAND_FLAG_GHOST) &&
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!(tileElement->flags & TILE_ELEMENT_FLAG_GHOST))
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continue;
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sceneryFound = true;
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break;
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} while (!tile_element_is_last_for_tile(tileElement++));
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if (!sceneryFound)
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{
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return 0;
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}
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// Remove element
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if (flags & GAME_COMMAND_FLAG_APPLY)
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{
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if (gGameCommandNestLevel == 1 && !(flags & GAME_COMMAND_FLAG_GHOST))
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{
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LocationXYZ16 coord;
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coord.x = x + 16;
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coord.y = y + 16;
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coord.z = tile_element_height(coord.x, coord.y);
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network_set_player_last_action_coord(network_get_player_index(game_command_playerid), coord);
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}
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map_invalidate_tile_full(x, y);
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tile_element_remove(tileElement);
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}
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return (gParkFlags & PARK_FLAGS_NO_MONEY) ? 0 : cost;
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}
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static money32 SmallScenerySetColour(sint16 x, sint16 y, uint8 baseHeight, uint8 quadrant, uint8 sceneryType, uint8 primaryColour, uint8 secondaryColour, uint8 flags)
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{
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gCommandExpenditureType = RCT_EXPENDITURE_TYPE_LANDSCAPING;
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sint32 z = baseHeight * 8;
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gCommandPosition.x = x + 16;
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gCommandPosition.y = y + 16;
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gCommandPosition.z = z;
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if (!(gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) && !gCheatsSandboxMode)
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{
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if (!map_is_location_owned(x, y, z))
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{
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return MONEY32_UNDEFINED;
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}
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}
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rct_tile_element *tileElement = map_get_small_scenery_element_at(x, y, baseHeight, sceneryType, quadrant);
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if (tileElement == nullptr)
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{
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return 0;
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}
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if ((flags & GAME_COMMAND_FLAG_GHOST) && !(tileElement->flags & TILE_ELEMENT_FLAG_GHOST))
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{
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return 0;
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}
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if (flags & GAME_COMMAND_FLAG_APPLY)
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{
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scenery_small_set_primary_colour(tileElement, primaryColour);
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scenery_small_set_secondary_colour(tileElement, secondaryColour);
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map_invalidate_tile_full(x, y);
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}
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return 0;
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}
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static money32 SmallSceneryPlace(sint16 x,
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sint16 y,
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sint16 targetHeight,
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uint8 quadrant,
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uint8 rotation,
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uint8 sceneryType,
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uint8 primaryColour,
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uint8 secondaryColour,
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uint8 flags)
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{
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gCommandExpenditureType = RCT_EXPENDITURE_TYPE_LANDSCAPING;
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money32 clearCost = 0;
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bool isOnWater = false;
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bool supportsRequired = false;
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if (targetHeight != 0)
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{
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supportsRequired = true;
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}
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sint32 baseHeight = tile_element_height(x, y);
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// If on water
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if (baseHeight & 0xFFFF0000)
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{
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baseHeight >>= 16;
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}
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gCommandPosition.x = x;
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gCommandPosition.y = y;
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gCommandPosition.z = baseHeight;
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if (targetHeight != 0)
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{
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baseHeight = targetHeight;
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gCommandPosition.z = baseHeight;
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}
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gCommandPosition.x += 16;
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gCommandPosition.y += 16;
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if (game_is_paused() && !gCheatsBuildInPauseMode)
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{
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gGameCommandErrorText = STR_CONSTRUCTION_NOT_POSSIBLE_WHILE_GAME_IS_PAUSED;
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return MONEY32_UNDEFINED;
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}
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if (!map_check_free_elements_and_reorganise(1))
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{
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return MONEY32_UNDEFINED;
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}
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if (!byte_9D8150 && (x > gMapSizeMaxXY || y > gMapSizeMaxXY))
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{
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return MONEY32_UNDEFINED;
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}
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rct_scenery_entry* sceneryEntry = get_small_scenery_entry(sceneryType);
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if (sceneryEntry == nullptr)
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{
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return MONEY32_UNDEFINED;
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}
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if (scenery_small_entry_has_flag(sceneryEntry, SMALL_SCENERY_FLAG_FULL_TILE) ||
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!scenery_small_entry_has_flag(sceneryEntry, SMALL_SCENERY_FLAG_DIAGONAL))
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{
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if (scenery_small_entry_has_flag(sceneryEntry, SMALL_SCENERY_FLAG_DIAGONAL | SMALL_SCENERY_FLAG_HALF_SPACE | SMALL_SCENERY_FLAG_THREE_QUARTERS))
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{
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quadrant = 0;
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}
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}
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// Check if sub tile height is any different compared to actual surface tile height
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sint32 x2 = x;
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sint32 y2 = y;
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if (scenery_small_entry_has_flag(sceneryEntry, SMALL_SCENERY_FLAG_FULL_TILE))
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{
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x2 += 16;
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y2 += 16;
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}
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else
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{
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x2 += ScenerySubTileOffsets[quadrant & 3].x - 1;
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y2 += ScenerySubTileOffsets[quadrant & 3].y - 1;
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}
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baseHeight = tile_element_height(x2, y2);
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// If on water
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if (baseHeight & 0xFFFF0000)
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{
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// base_height2 is now the water height
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baseHeight >>= 16;
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if (targetHeight == 0)
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{
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isOnWater = true;
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}
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}
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if (targetHeight == 0)
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{
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targetHeight = baseHeight;
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}
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if (!(gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) &&
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!gCheatsSandboxMode &&
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!map_is_location_owned(x, y, targetHeight))
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{
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return MONEY32_UNDEFINED;
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}
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if (flags & GAME_COMMAND_FLAG_APPLY && !(flags & GAME_COMMAND_FLAG_GHOST))
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{
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footpath_remove_litter(x, y, targetHeight);
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if (!gCheatsDisableClearanceChecks && (scenery_small_entry_has_flag(sceneryEntry, SMALL_SCENERY_FLAG_NO_WALLS)))
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{
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wall_remove_at(x, y, targetHeight, targetHeight + sceneryEntry->small_scenery.height);
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}
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}
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rct_tile_element* surfaceElement = map_get_surface_element_at(x / 32, y / 32);
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if (surfaceElement != nullptr && !gCheatsDisableClearanceChecks && map_get_water_height(surfaceElement) > 0)
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{
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sint32 water_height = (map_get_water_height(surfaceElement) * 16) - 1;
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if (water_height > targetHeight)
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{
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gGameCommandErrorText = STR_CANT_BUILD_THIS_UNDERWATER;
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return MONEY32_UNDEFINED;
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}
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}
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if (!gCheatsDisableClearanceChecks && !(scenery_small_entry_has_flag(sceneryEntry, SMALL_SCENERY_FLAG_STACKABLE)))
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{
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if (isOnWater)
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{
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gGameCommandErrorText = STR_CAN_ONLY_BUILD_THIS_ON_LAND;
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return MONEY32_UNDEFINED;
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}
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if (surfaceElement != nullptr && map_get_water_height(surfaceElement) > 0)
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{
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if ((map_get_water_height(surfaceElement) * 16) > targetHeight)
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{
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gGameCommandErrorText = STR_CAN_ONLY_BUILD_THIS_ON_LAND;
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return MONEY32_UNDEFINED;
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}
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}
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}
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if (!gCheatsDisableClearanceChecks &&
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(scenery_small_entry_has_flag(sceneryEntry, SMALL_SCENERY_FLAG_REQUIRE_FLAT_SURFACE)) &&
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!supportsRequired &&
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!isOnWater &&
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surfaceElement != nullptr &&
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(surfaceElement->properties.surface.slope & TILE_ELEMENT_SURFACE_SLOPE_MASK))
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{
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gGameCommandErrorText = STR_LEVEL_LAND_REQUIRED;
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return MONEY32_UNDEFINED;
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}
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if (!gCheatsDisableSupportLimits &&
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!(scenery_small_entry_has_flag(sceneryEntry, SMALL_SCENERY_FLAG_STACKABLE)) &&
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supportsRequired)
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{
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if (!isOnWater)
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{
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if (surfaceElement != nullptr)
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{
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if (map_get_water_height(surfaceElement) ||
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(surfaceElement->base_height * 8) != targetHeight)
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{
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gGameCommandErrorText = STR_LEVEL_LAND_REQUIRED;
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return MONEY32_UNDEFINED;
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}
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}
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}
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else
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{
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gGameCommandErrorText = STR_CAN_ONLY_BUILD_THIS_ON_LAND;
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return MONEY32_UNDEFINED;
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}
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}
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sint32 zLow = targetHeight / 8;
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sint32 zHigh = zLow + ceil2(sceneryEntry->small_scenery.height, 8) / 8;
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uint8 collisionQuadrants = 0xF;
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uint8 blSupports = 0;
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if (!(scenery_small_entry_has_flag(sceneryEntry, SMALL_SCENERY_FLAG_FULL_TILE)))
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{
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collisionQuadrants = 1 << (quadrant ^ 2);
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}
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if (!(scenery_small_entry_has_flag(sceneryEntry, SMALL_SCENERY_FLAG_HALF_SPACE)))
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{
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if (scenery_small_entry_has_flag(sceneryEntry, SMALL_SCENERY_FLAG_DIAGONAL) &&
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scenery_small_entry_has_flag(sceneryEntry, SMALL_SCENERY_FLAG_FULL_TILE))
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{
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if (scenery_small_entry_has_flag(sceneryEntry, SMALL_SCENERY_FLAG_THREE_QUARTERS))
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{
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collisionQuadrants = 0xF & rol8(0xBB, ((quadrant ^ 2) + rotation) & 3);
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}
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else
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{
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collisionQuadrants = 0xA >> ((quadrant + rotation) & 1);
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}
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}
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}
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else
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{
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collisionQuadrants = 0xF & rol8(0x33, ((quadrant ^ 2) + rotation) & 3);
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}
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if (!supportsRequired)
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{
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blSupports |= 0xF0;
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}
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if (!gCheatsDisableClearanceChecks &&
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!map_can_construct_with_clear_at(
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x,
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y,
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zLow,
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zHigh,
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&map_place_scenery_clear_func,
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blSupports | collisionQuadrants,
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flags,
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&clearCost,
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CREATE_CROSSING_MODE_NONE))
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{
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return MONEY32_UNDEFINED;
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}
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gSceneryGroundFlags = gMapGroundFlags & (ELEMENT_IS_ABOVE_GROUND | ELEMENT_IS_UNDERGROUND);
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money32 cost = (sceneryEntry->small_scenery.price * 10) + clearCost;
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if (gParkFlags & PARK_FLAGS_NO_MONEY)
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{
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cost = 0;
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}
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if (!(flags & GAME_COMMAND_FLAG_APPLY))
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{
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return cost;
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}
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if (gGameCommandNestLevel == 1 && !(flags & GAME_COMMAND_FLAG_GHOST))
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{
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LocationXYZ16 coord;
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coord.x = x + 16;
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coord.y = y + 16;
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coord.z = tile_element_height(coord.x, coord.y);
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network_set_player_last_action_coord(network_get_player_index(game_command_playerid), coord);
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}
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rct_tile_element* newElement = tile_element_insert(x / 32, y / 32, zLow, collisionQuadrants);
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assert(newElement != nullptr);
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gSceneryTileElement = newElement;
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uint8 type = quadrant << 6;
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type |= TILE_ELEMENT_TYPE_SMALL_SCENERY;
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type |= rotation;
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newElement->type = type;
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newElement->properties.scenery.type = sceneryType;
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newElement->properties.scenery.age = 0;
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scenery_small_set_primary_colour(newElement, primaryColour);
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scenery_small_set_secondary_colour(newElement, secondaryColour);
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newElement->clearance_height = newElement->base_height + ((sceneryEntry->small_scenery.height + 7) / 8);
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if (supportsRequired)
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{
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scenery_small_set_supports_needed(newElement);
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}
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if (flags & GAME_COMMAND_FLAG_GHOST)
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{
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newElement->flags |= TILE_ELEMENT_FLAG_GHOST;
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}
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map_invalidate_tile_full(x, y);
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if (scenery_small_entry_has_flag(sceneryEntry, SMALL_SCENERY_FLAG_ANIMATED))
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{
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map_animation_create(2, x, y, newElement->base_height);
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}
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return cost;
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}
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extern "C"
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{
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/**
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*
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* rct2: 0x006E0E01
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*/
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void game_command_remove_scenery(sint32* eax, sint32* ebx, sint32* ecx, sint32* edx, sint32* esi, sint32* edi, sint32* ebp)
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{
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*ebx = SmallSceneryRemove(
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*eax & 0xFFFF,
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*ecx & 0xFFFF,
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*edx & 0xFF,
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((*ebx >> 8) & 0xFF) >> 6,
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(*edx >> 8) & 0xFF,
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*ebx & 0xFF
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);
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}
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/**
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*
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* rct2: 0x006E0F26
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*/
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void game_command_set_scenery_colour(sint32* eax, sint32* ebx, sint32* ecx, sint32* edx, sint32* esi, sint32* edi, sint32* ebp)
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{
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*ebx = SmallScenerySetColour(
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*eax & 0xFFFF,
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*ecx & 0xFFFF,
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*edx & 0xFF,
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((*ebx >> 8) & 0xFF) >> 6,
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(*edx >> 8) & 0xFF,
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*ebp & 0xFF,
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(*ebp >> 8) & 0xFF,
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*ebx & 0xFF
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);
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}
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/**
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*
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* rct2: 0x006E0D6E, 0x006B8D88
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*/
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sint32 map_place_scenery_clear_func(rct_tile_element** tile_element, sint32 x, sint32 y, uint8 flags, money32* price)
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{
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if (tile_element_get_type(*tile_element) != TILE_ELEMENT_TYPE_SMALL_SCENERY)
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return 1;
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if (!(flags & GAME_COMMAND_FLAG_PATH_SCENERY))
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return 1;
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rct_scenery_entry* scenery = get_small_scenery_entry((*tile_element)->properties.scenery.type);
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if (gParkFlags & PARK_FLAGS_FORBID_TREE_REMOVAL)
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{
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if (scenery->small_scenery.height > 64)
|
|
return 1;
|
|
}
|
|
|
|
if (!(gParkFlags & PARK_FLAGS_NO_MONEY))
|
|
*price += scenery->small_scenery.removal_price * 10;
|
|
|
|
if (flags & GAME_COMMAND_FLAG_GHOST)
|
|
return 0;
|
|
|
|
if (!(flags & GAME_COMMAND_FLAG_APPLY))
|
|
return 0;
|
|
|
|
map_invalidate_tile(x, y, (*tile_element)->base_height * 8, (*tile_element)->clearance_height * 8);
|
|
|
|
tile_element_remove(*tile_element);
|
|
|
|
(*tile_element)--;
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x006C5A4F, 0x006CDE57, 0x006A6733, 0x0066637E
|
|
*/
|
|
sint32 map_place_non_scenery_clear_func(rct_tile_element** tile_element, sint32 x, sint32 y, uint8 flags, money32* price)
|
|
{
|
|
if (tile_element_get_type(*tile_element) != TILE_ELEMENT_TYPE_SMALL_SCENERY)
|
|
return 1;
|
|
|
|
rct_scenery_entry* scenery = get_small_scenery_entry((*tile_element)->properties.scenery.type);
|
|
|
|
if (gParkFlags & PARK_FLAGS_FORBID_TREE_REMOVAL)
|
|
{
|
|
if (scenery->small_scenery.height > 64)
|
|
return 1;
|
|
}
|
|
|
|
if (!(gParkFlags & PARK_FLAGS_NO_MONEY))
|
|
*price += scenery->small_scenery.removal_price * 10;
|
|
|
|
if (flags & GAME_COMMAND_FLAG_GHOST)
|
|
return 0;
|
|
|
|
if (!(flags & GAME_COMMAND_FLAG_APPLY))
|
|
return 0;
|
|
|
|
map_invalidate_tile(x, y, (*tile_element)->base_height * 8, (*tile_element)->clearance_height * 8);
|
|
|
|
tile_element_remove(*tile_element);
|
|
|
|
(*tile_element)--;
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x006E08F4
|
|
*/
|
|
void game_command_place_scenery(sint32* eax, sint32* ebx, sint32* ecx, sint32* edx, sint32* esi, sint32* edi, sint32* ebp)
|
|
{
|
|
*ebx = SmallSceneryPlace(
|
|
*eax & 0xFFFF,
|
|
*ecx & 0xFFFF,
|
|
*ebp & 0xFFFF,
|
|
*edx & 0xFF,
|
|
*edi & 0xFF,
|
|
(*ebx >> 8) & 0xFF,
|
|
(*edx >> 8) & 0xFF,
|
|
(*edi >> 16) & 0xFF,
|
|
*ebx & 0xFF
|
|
);
|
|
}
|
|
|
|
sint32 scenery_small_get_primary_colour(const rct_tile_element * tileElement)
|
|
{
|
|
return tileElement->properties.scenery.colour_1 & TILE_ELEMENT_COLOUR_MASK;
|
|
}
|
|
|
|
sint32 scenery_small_get_secondary_colour(const rct_tile_element * tileElement)
|
|
{
|
|
return tileElement->properties.scenery.colour_2 & TILE_ELEMENT_COLOUR_MASK;
|
|
}
|
|
|
|
void scenery_small_set_primary_colour(rct_tile_element * tileElement, uint32 colour)
|
|
{
|
|
assert(colour <= 31);
|
|
tileElement->properties.scenery.colour_1 &= ~TILE_ELEMENT_COLOUR_MASK;
|
|
tileElement->properties.scenery.colour_1 |= colour;
|
|
}
|
|
|
|
void scenery_small_set_secondary_colour(rct_tile_element * tileElement, uint32 colour)
|
|
{
|
|
assert(colour <= 31);
|
|
tileElement->properties.scenery.colour_2 &= ~TILE_ELEMENT_COLOUR_MASK;
|
|
tileElement->properties.scenery.colour_2 |= colour;
|
|
}
|
|
|
|
bool scenery_small_get_supports_needed(const rct_tile_element * tileElement)
|
|
{
|
|
return (bool)(tileElement->properties.scenery.colour_1 & MAP_ELEM_SMALL_SCENERY_COLOUR_FLAG_NEEDS_SUPPORTS);
|
|
}
|
|
|
|
void scenery_small_set_supports_needed(rct_tile_element * tileElement)
|
|
{
|
|
tileElement->properties.scenery.colour_1 |= MAP_ELEM_SMALL_SCENERY_COLOUR_FLAG_NEEDS_SUPPORTS;
|
|
}
|
|
|
|
bool scenery_small_entry_has_flag(const rct_scenery_entry * sceneryEntry, uint32 flags)
|
|
{
|
|
return (bool)(sceneryEntry->small_scenery.flags & flags);
|
|
}
|
|
}
|