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OpenRCT2/src/openrct2/ride/TrackDesign.cpp
duncanspumpkin 07b372f4c6 Make review changes fix clang format
2019-02-26 08:14:57 +00:00

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/*****************************************************************************
* Copyright (c) 2014-2018 OpenRCT2 developers
*
* For a complete list of all authors, please refer to contributors.md
* Interested in contributing? Visit https://github.com/OpenRCT2/OpenRCT2
*
* OpenRCT2 is licensed under the GNU General Public License version 3.
*****************************************************************************/
#include "TrackDesign.h"
#include "../Cheats.h"
#include "../Game.h"
#include "../OpenRCT2.h"
#include "../actions/LargeSceneryRemoveAction.hpp"
#include "../actions/RideSetVehiclesAction.hpp"
#include "../actions/SmallSceneryRemoveAction.hpp"
#include "../actions/TrackPlaceAction.hpp"
#include "../actions/TrackRemoveAction.hpp"
#include "../actions/WallRemoveAction.hpp"
#include "../audio/audio.h"
#include "../core/File.h"
#include "../core/String.hpp"
#include "../localisation/Localisation.h"
#include "../localisation/StringIds.h"
#include "../management/Finance.h"
#include "../network/network.h"
#include "../object/ObjectList.h"
#include "../object/ObjectManager.h"
#include "../object/ObjectRepository.h"
#include "../rct1/RCT1.h"
#include "../rct1/Tables.h"
#include "../util/SawyerCoding.h"
#include "../util/Util.h"
#include "../world/Footpath.h"
#include "../world/Park.h"
#include "../world/Scenery.h"
#include "../world/SmallScenery.h"
#include "../world/Surface.h"
#include "../world/Wall.h"
#include "Ride.h"
#include "RideData.h"
#include "Track.h"
#include "TrackData.h"
#include "TrackDesignRepository.h"
#include <algorithm>
#include <iterator>
struct map_backup
{
TileElement tile_elements[MAX_TILE_ELEMENTS];
TileElement* tile_pointers[MAX_TILE_TILE_ELEMENT_POINTERS];
TileElement* next_free_tile_element;
uint16_t map_size_units;
uint16_t map_size_units_minus_2;
uint16_t map_size;
uint8_t current_rotation;
};
rct_track_td6* gActiveTrackDesign;
bool gTrackDesignSceneryToggle;
LocationXYZ16 gTrackPreviewMin;
LocationXYZ16 gTrackPreviewMax;
LocationXYZ16 gTrackPreviewOrigin;
bool byte_9D8150;
static uint8_t _trackDesignPlaceOperation;
static bool _trackDesignDontPlaceScenery;
static money32 _trackDesignPlaceCost;
static int16_t _trackDesignPlaceZ;
static int16_t _trackDesignPlaceSceneryZ;
// Previously all flags in byte_F4414E
static bool _trackDesignPlaceStateEntranceExitPlaced = false;
static bool _trackDesignPlaceStateSceneryUnavailable = false;
static bool _trackDesignPlaceStateHasScenery = false;
static bool _trackDesignPlaceStatePlaceScenery = true;
static rct_track_td6* track_design_open_from_buffer(uint8_t* src, size_t srcLength);
static map_backup* track_design_preview_backup_map();
static void track_design_preview_restore_map(map_backup* backup);
static void track_design_preview_clear_map();
static void td6_reset_trailing_elements(rct_track_td6* td6);
static void td6_set_element_helper_pointers(rct_track_td6* td6, bool clearScenery);
rct_track_td6* track_design_open(const utf8* path)
{
log_verbose("track_design_open(\"%s\")", path);
try
{
auto buffer = File::ReadAllBytes(path);
if (!sawyercoding_validate_track_checksum(buffer.data(), buffer.size()))
{
log_error("Track checksum failed. %s", path);
return nullptr;
}
// Decode the track data
uint8_t* decoded = (uint8_t*)malloc(0x10000);
size_t decodedLength = sawyercoding_decode_td6(buffer.data(), decoded, buffer.size());
decoded = (uint8_t*)realloc(decoded, decodedLength);
if (decoded == nullptr)
{
log_error("failed to realloc");
}
else
{
rct_track_td6* td6 = track_design_open_from_buffer(decoded, decodedLength);
free(decoded);
if (td6 != nullptr)
{
td6->name = String::Duplicate(GetNameFromTrackPath(path).c_str());
return td6;
}
}
}
catch (const std::exception& e)
{
log_error("Unable to load track design: %s", e.what());
}
return nullptr;
}
static rct_track_td6* track_design_open_from_td4(uint8_t* src, size_t srcLength)
{
rct_track_td4* td4 = (rct_track_td4*)calloc(1, sizeof(rct_track_td4));
if (td4 == nullptr)
{
log_error("Unable to allocate memory for TD4 data.");
SafeFree(td4);
return nullptr;
}
uint8_t version = (src[7] >> 2) & 3;
if (version == 0)
{
std::memcpy(td4, src, 0x38);
td4->elementsSize = srcLength - 0x38;
td4->elements = malloc(td4->elementsSize);
if (td4->elements == nullptr)
{
log_error("Unable to allocate memory for TD4 element data.");
SafeFree(td4);
return nullptr;
}
std::memcpy(td4->elements, src + 0x38, td4->elementsSize);
}
else if (version == 1)
{
std::memcpy(td4, src, 0xC4);
td4->elementsSize = srcLength - 0xC4;
td4->elements = malloc(td4->elementsSize);
if (td4->elements == nullptr)
{
log_error("Unable to allocate memory for TD4 element data.");
SafeFree(td4);
return nullptr;
}
std::memcpy(td4->elements, src + 0xC4, td4->elementsSize);
}
else
{
log_error("Unsupported track design.");
SafeFree(td4);
return nullptr;
}
rct_track_td6* td6 = (rct_track_td6*)calloc(1, sizeof(rct_track_td6));
if (td6 == nullptr)
{
log_error("Unable to allocate memory for TD6 data.");
SafeFree(td4);
return nullptr;
}
td6->type = RCT1::GetRideType(td4->type);
// All TD4s that use powered launch use the type that doesn't pass the station.
td6->ride_mode = td4->mode;
if (td4->mode == RCT1_RIDE_MODE_POWERED_LAUNCH)
{
td6->ride_mode = RIDE_MODE_POWERED_LAUNCH;
}
// Convert RCT1 vehicle type to RCT2 vehicle type. Intialise with an string consisting of 8 spaces.
rct_object_entry vehicleObject = { 0x80, " " };
if (td4->type == RIDE_TYPE_MAZE)
{
const char* name = RCT1::GetRideTypeObject(td4->type);
assert(name != nullptr);
std::memcpy(vehicleObject.name, name, std::min(String::SizeOf(name), (size_t)8));
}
else
{
const char* name = RCT1::GetVehicleObject(td4->vehicle_type);
assert(name != nullptr);
std::memcpy(vehicleObject.name, name, std::min(String::SizeOf(name), (size_t)8));
}
std::memcpy(&td6->vehicle_object, &vehicleObject, sizeof(rct_object_entry));
td6->vehicle_type = td4->vehicle_type;
td6->flags = td4->flags;
td6->version_and_colour_scheme = td4->version_and_colour_scheme;
// Vehicle colours
for (int32_t i = 0; i < RCT1_MAX_TRAINS_PER_RIDE; i++)
{
// RCT1 had no third colour
RCT1::RCT1VehicleColourSchemeCopyDescriptor colourSchemeCopyDescriptor = RCT1::GetColourSchemeCopyDescriptor(
td4->vehicle_type);
if (colourSchemeCopyDescriptor.colour1 == COPY_COLOUR_1)
{
td6->vehicle_colours[i].body_colour = RCT1::GetColour(td4->vehicle_colours[i].body_colour);
}
else if (colourSchemeCopyDescriptor.colour1 == COPY_COLOUR_2)
{
td6->vehicle_colours[i].body_colour = RCT1::GetColour(td4->vehicle_colours[i].trim_colour);
}
else
{
td6->vehicle_colours[i].body_colour = colourSchemeCopyDescriptor.colour1;
}
if (colourSchemeCopyDescriptor.colour2 == COPY_COLOUR_1)
{
td6->vehicle_colours[i].trim_colour = RCT1::GetColour(td4->vehicle_colours[i].body_colour);
}
else if (colourSchemeCopyDescriptor.colour2 == COPY_COLOUR_2)
{
td6->vehicle_colours[i].trim_colour = RCT1::GetColour(td4->vehicle_colours[i].trim_colour);
}
else
{
td6->vehicle_colours[i].trim_colour = colourSchemeCopyDescriptor.colour2;
}
if (colourSchemeCopyDescriptor.colour3 == COPY_COLOUR_1)
{
td6->vehicle_additional_colour[i] = RCT1::GetColour(td4->vehicle_colours[i].body_colour);
}
else if (colourSchemeCopyDescriptor.colour3 == COPY_COLOUR_2)
{
td6->vehicle_additional_colour[i] = RCT1::GetColour(td4->vehicle_colours[i].trim_colour);
}
else
{
td6->vehicle_additional_colour[i] = colourSchemeCopyDescriptor.colour3;
}
}
// Set remaining vehicles to same colour as first vehicle
for (int32_t i = RCT1_MAX_TRAINS_PER_RIDE; i < MAX_VEHICLES_PER_RIDE; i++)
{
td6->vehicle_colours[i] = td6->vehicle_colours[0];
td6->vehicle_additional_colour[i] = td6->vehicle_additional_colour[0];
}
// Track colours
if (version == 0)
{
for (int32_t i = 0; i < NUM_COLOUR_SCHEMES; i++)
{
td6->track_spine_colour[i] = RCT1::GetColour(td4->track_spine_colour_v0);
td6->track_rail_colour[i] = RCT1::GetColour(td4->track_rail_colour_v0);
td6->track_support_colour[i] = RCT1::GetColour(td4->track_support_colour_v0);
// Mazes were only hedges
switch (td4->type)
{
case RCT1_RIDE_TYPE_HEDGE_MAZE:
td6->track_support_colour[i] = MAZE_WALL_TYPE_HEDGE;
break;
case RCT1_RIDE_TYPE_RIVER_RAPIDS:
td6->track_spine_colour[i] = COLOUR_WHITE;
td6->track_rail_colour[i] = COLOUR_WHITE;
break;
}
}
}
else
{
for (int32_t i = 0; i < RCT12_NUM_COLOUR_SCHEMES; i++)
{
td6->track_spine_colour[i] = RCT1::GetColour(td4->track_spine_colour[i]);
td6->track_rail_colour[i] = RCT1::GetColour(td4->track_rail_colour[i]);
td6->track_support_colour[i] = RCT1::GetColour(td4->track_support_colour[i]);
}
}
td6->depart_flags = td4->depart_flags;
td6->number_of_trains = td4->number_of_trains;
td6->number_of_cars_per_train = td4->number_of_cars_per_train;
td6->min_waiting_time = td4->min_waiting_time;
td6->max_waiting_time = td4->max_waiting_time;
td6->operation_setting = std::min(td4->operation_setting, RideProperties[td6->type].max_value);
td6->max_speed = td4->max_speed;
td6->average_speed = td4->average_speed;
td6->ride_length = td4->ride_length;
td6->max_positive_vertical_g = td4->max_positive_vertical_g;
td6->max_negative_vertical_g = td4->max_negative_vertical_g;
td6->max_lateral_g = td4->max_lateral_g;
td6->inversions = td4->num_inversions;
td6->drops = td4->num_drops;
td6->highest_drop_height = td4->highest_drop_height / 2;
td6->excitement = td4->excitement;
td6->intensity = td4->intensity;
td6->nausea = td4->nausea;
td6->upkeep_cost = td4->upkeep_cost;
if (version == 1)
{
td6->flags2 = td4->flags2;
}
td6->space_required_x = 255;
td6->space_required_y = 255;
td6->lift_hill_speed_num_circuits = 5;
// Move elements across
td6->elements = td4->elements;
td6->elementsSize = td4->elementsSize;
td6_reset_trailing_elements(td6);
td6_set_element_helper_pointers(td6, true);
SafeFree(td4);
return td6;
}
static rct_track_td6* track_design_open_from_buffer(uint8_t* src, size_t srcLength)
{
uint8_t version = (src[7] >> 2) & 3;
if (version == 0 || version == 1)
{
return track_design_open_from_td4(src, srcLength);
}
else if (version != 2)
{
log_error("Unsupported track design.");
return nullptr;
}
rct_track_td6* td6 = (rct_track_td6*)calloc(1, sizeof(rct_track_td6));
if (td6 == nullptr)
{
log_error("Unable to allocate memory for TD6 data.");
return nullptr;
}
std::memcpy(td6, src, 0xA3);
td6->elementsSize = srcLength - 0xA3;
td6->elements = malloc(td6->elementsSize);
if (td6->elements == nullptr)
{
free(td6);
log_error("Unable to allocate memory for TD6 element data.");
return nullptr;
}
std::memcpy(td6->elements, src + 0xA3, td6->elementsSize);
// Cap operation setting
td6->operation_setting = std::min(td6->operation_setting, RideProperties[td6->type].max_value);
td6_set_element_helper_pointers(td6, false);
return td6;
}
static void td6_reset_trailing_elements(rct_track_td6* td6)
{
void* lastElement;
if (td6->type == RIDE_TYPE_MAZE)
{
rct_td6_maze_element* mazeElement = (rct_td6_maze_element*)td6->elements;
while (mazeElement->all != 0)
{
mazeElement++;
}
lastElement = (void*)((uintptr_t)mazeElement + 1);
size_t trailingSize = td6->elementsSize - (size_t)((uintptr_t)lastElement - (uintptr_t)td6->elements);
std::memset(lastElement, 0, trailingSize);
}
else
{
rct_td6_track_element* trackElement = (rct_td6_track_element*)td6->elements;
while (trackElement->type != 0xFF)
{
trackElement++;
}
lastElement = (void*)((uintptr_t)trackElement + 1);
size_t trailingSize = td6->elementsSize - (size_t)((uintptr_t)lastElement - (uintptr_t)td6->elements);
std::memset(lastElement, 0xFF, trailingSize);
}
}
/**
*
* @param clearScenery Set when importing TD4 designs, to avoid corrupted data being interpreted as scenery.
*/
static void td6_set_element_helper_pointers(rct_track_td6* td6, bool clearScenery)
{
uintptr_t sceneryElementsStart;
if (td6->type == RIDE_TYPE_MAZE)
{
td6->track_elements = nullptr;
td6->maze_elements = (rct_td6_maze_element*)td6->elements;
rct_td6_maze_element* maze = td6->maze_elements;
for (; maze->all != 0; maze++)
{
}
sceneryElementsStart = (uintptr_t)(++maze);
}
else
{
td6->maze_elements = nullptr;
td6->track_elements = (rct_td6_track_element*)td6->elements;
rct_td6_track_element* track = td6->track_elements;
for (; track->type != 0xFF; track++)
{
}
uintptr_t entranceElementsStart = (uintptr_t)track + 1;
rct_td6_entrance_element* entranceElement = (rct_td6_entrance_element*)entranceElementsStart;
td6->entrance_elements = entranceElement;
for (; entranceElement->z != -1; entranceElement++)
{
}
sceneryElementsStart = (uintptr_t)entranceElement + 1;
}
if (clearScenery)
{
td6->scenery_elements = nullptr;
}
else
{
rct_td6_scenery_element* sceneryElement = (rct_td6_scenery_element*)sceneryElementsStart;
td6->scenery_elements = sceneryElement;
}
}
void track_design_dispose(rct_track_td6* td6)
{
if (td6 != nullptr)
{
free(td6->elements);
free(td6->name);
free(td6);
}
}
/**
*
* rct2: 0x006ABDB0
*/
static void track_design_load_scenery_objects(rct_track_td6* td6)
{
object_manager_unload_all_objects();
// Load ride object
rct_object_entry* rideEntry = &td6->vehicle_object;
object_manager_load_object(rideEntry);
// Load scenery objects
rct_td6_scenery_element* scenery = td6->scenery_elements;
for (; scenery != nullptr && scenery->scenery_object.end_flag != 0xFF; scenery++)
{
rct_object_entry* sceneryEntry = &scenery->scenery_object;
object_manager_load_object(sceneryEntry);
}
}
/**
*
* rct2: 0x006D247A
*/
static void track_design_mirror_scenery(rct_track_td6* td6)
{
rct_td6_scenery_element* scenery = td6->scenery_elements;
for (; scenery != nullptr && scenery->scenery_object.end_flag != 0xFF; scenery++)
{
uint8_t entry_type, entry_index;
if (!find_object_in_entry_group(&scenery->scenery_object, &entry_type, &entry_index))
{
entry_type = object_entry_get_type(&scenery->scenery_object);
if (entry_type != OBJECT_TYPE_PATHS)
{
continue;
}
}
rct_scenery_entry* scenery_entry = (rct_scenery_entry*)object_entry_get_chunk(entry_type, entry_index);
switch (entry_type)
{
case OBJECT_TYPE_LARGE_SCENERY:
{
int16_t x1 = 0, x2 = 0, y1 = 0, y2 = 0;
for (rct_large_scenery_tile* tile = scenery_entry->large_scenery.tiles; tile->x_offset != -1; tile++)
{
if (x1 > tile->x_offset)
{
x1 = tile->x_offset;
}
if (x2 < tile->x_offset)
{
x2 = tile->x_offset;
}
if (y1 > tile->y_offset)
{
y1 = tile->y_offset;
}
if (y2 > tile->y_offset)
{
y2 = tile->y_offset;
}
}
switch (scenery->flags & 3)
{
case 0:
scenery->y = (-(scenery->y * 32 + y1) - y2) / 32;
break;
case 1:
scenery->x = (scenery->x * 32 + y2 + y1) / 32;
scenery->y = (-(scenery->y * 32)) / 32;
scenery->flags ^= (1 << 1);
break;
case 2:
scenery->y = (-(scenery->y * 32 - y2) + y1) / 32;
break;
case 3:
scenery->x = (scenery->x * 32 - y2 - y1) / 32;
scenery->y = (-(scenery->y * 32)) / 32;
scenery->flags ^= (1 << 1);
break;
}
break;
}
case OBJECT_TYPE_SMALL_SCENERY:
scenery->y = -scenery->y;
if (scenery_small_entry_has_flag(scenery_entry, SMALL_SCENERY_FLAG_DIAGONAL))
{
scenery->flags ^= (1 << 0);
if (!scenery_small_entry_has_flag(scenery_entry, SMALL_SCENERY_FLAG_FULL_TILE))
{
scenery->flags ^= (1 << 2);
}
break;
}
if (scenery->flags & (1 << 0))
{
scenery->flags ^= (1 << 1);
}
scenery->flags ^= (1 << 2);
break;
case OBJECT_TYPE_WALLS:
scenery->y = -scenery->y;
if (scenery->flags & (1 << 0))
{
scenery->flags ^= (1 << 1);
}
break;
case OBJECT_TYPE_PATHS:
scenery->y = -scenery->y;
if (scenery->flags & (1 << 5))
{
scenery->flags ^= (1 << 6);
}
uint8_t flags = scenery->flags;
flags = ((flags & (1 << 3)) >> 2) | ((flags & (1 << 1)) << 2);
scenery->flags &= 0xF5;
scenery->flags |= flags;
}
}
}
/**
*
* rct2: 0x006D2443
*/
static void track_design_mirror_ride(rct_track_td6* td6)
{
rct_td6_track_element* track = td6->track_elements;
for (; track->type != 0xFF; track++)
{
track->type = TrackElementMirrorMap[track->type];
}
rct_td6_entrance_element* entrance = td6->entrance_elements;
for (; entrance->z != -1; entrance++)
{
entrance->y = -entrance->y;
if (entrance->direction & 1)
{
entrance->direction = direction_reverse(entrance->direction);
}
}
}
/** rct2: 0x00993EDC */
static constexpr const uint8_t maze_segment_mirror_map[] = {
5, 4, 2, 7, 1, 0, 14, 3, 13, 12, 10, 15, 9, 8, 6, 11,
};
/**
*
* rct2: 0x006D25FA
*/
static void track_design_mirror_maze(rct_track_td6* td6)
{
rct_td6_maze_element* maze = td6->maze_elements;
for (; maze->all != 0; maze++)
{
maze->y = -maze->y;
if (maze->type == 0x8 || maze->type == 0x80)
{
if (maze->direction & 1)
{
maze->direction = direction_reverse(maze->direction);
}
continue;
}
uint16_t maze_entry = maze->maze_entry;
uint16_t new_entry = 0;
for (uint8_t position = bitscanforward(maze_entry); position != 0xFF; position = bitscanforward(maze_entry))
{
maze_entry &= ~(1 << position);
new_entry |= (1 << maze_segment_mirror_map[position]);
}
maze->maze_entry = new_entry;
}
}
/**
*
* rct2: 0x006D2436
*/
void track_design_mirror(rct_track_td6* td6)
{
if (td6->type == RIDE_TYPE_MAZE)
{
track_design_mirror_maze(td6);
}
else
{
track_design_mirror_ride(td6);
}
track_design_mirror_scenery(td6);
}
static void track_design_add_selection_tile(int16_t x, int16_t y)
{
LocationXY16* selectionTile = gMapSelectionTiles;
// Subtract 2 because the tile gets incremented later on
for (; (selectionTile < gMapSelectionTiles + std::size(gMapSelectionTiles) - 2) && (selectionTile->x != -1);
selectionTile++)
{
if (selectionTile->x == x && selectionTile->y == y)
{
return;
}
if (selectionTile + 1 >= &gMapSelectionTiles[300])
{
return;
}
}
selectionTile->x = x;
selectionTile->y = y;
selectionTile++;
selectionTile->x = -1;
}
static void track_design_update_max_min_coordinates(int16_t x, int16_t y, int16_t z)
{
gTrackPreviewMin.x = std::min(gTrackPreviewMin.x, x);
gTrackPreviewMax.x = std::max(gTrackPreviewMax.x, x);
gTrackPreviewMin.y = std::min(gTrackPreviewMin.y, y);
gTrackPreviewMax.y = std::max(gTrackPreviewMax.y, y);
gTrackPreviewMin.z = std::min(gTrackPreviewMin.z, z);
gTrackPreviewMax.z = std::max(gTrackPreviewMax.z, z);
}
/**
*
* rct2: 0x006D0964
*/
static int32_t track_design_place_scenery(
rct_td6_scenery_element* scenery_start, int32_t originX, int32_t originY, int32_t originZ)
{
for (uint8_t mode = 0; mode <= 1; mode++)
{
if (scenery_start->scenery_object.end_flag != 0xFF)
{
_trackDesignPlaceStateHasScenery = true;
}
if (!_trackDesignPlaceStatePlaceScenery)
{
continue;
}
for (rct_td6_scenery_element* scenery = scenery_start; scenery->scenery_object.end_flag != 0xFF; scenery++)
{
uint8_t rotation = _currentTrackPieceDirection;
LocationXY8 tile = { (uint8_t)(originX / 32), (uint8_t)(originY / 32) };
switch (rotation & 3)
{
case TILE_ELEMENT_DIRECTION_WEST:
tile.x += scenery->x;
tile.y += scenery->y;
break;
case TILE_ELEMENT_DIRECTION_NORTH:
tile.x += scenery->y;
tile.y -= scenery->x;
break;
case TILE_ELEMENT_DIRECTION_EAST:
tile.x -= scenery->x;
tile.y -= scenery->y;
break;
case TILE_ELEMENT_DIRECTION_SOUTH:
tile.x -= scenery->y;
tile.y += scenery->x;
break;
}
LocationXY16 mapCoord = { (int16_t)(tile.x * 32), (int16_t)(tile.y * 32) };
track_design_update_max_min_coordinates(mapCoord.x, mapCoord.y, originZ);
if (_trackDesignPlaceOperation == PTD_OPERATION_DRAW_OUTLINES && mode == 0)
{
uint8_t new_tile = 1;
LocationXY16* selectionTile = gMapSelectionTiles;
for (; selectionTile->x != -1; selectionTile++)
{
if (selectionTile->x == tile.x && selectionTile->y == tile.y)
{
new_tile = 0;
break;
}
// Need to subtract one because selectionTile in following block is incremented
if (selectionTile + 1 >= &gMapSelectionTiles[std::size(gMapSelectionTiles) - 1])
{
new_tile = 0;
break;
}
}
if (new_tile)
{
selectionTile->x = tile.x;
selectionTile->y = tile.y;
selectionTile++;
selectionTile->x = -1;
}
}
if (_trackDesignPlaceOperation == PTD_OPERATION_CLEAR_OUTLINES && mode == 0)
{
uint8_t entry_type, entry_index;
if (!find_object_in_entry_group(&scenery->scenery_object, &entry_type, &entry_index))
{
entry_type = object_entry_get_type(&scenery->scenery_object);
if (entry_type != OBJECT_TYPE_PATHS)
{
entry_type = 0xFF;
}
if (gScreenFlags & SCREEN_FLAGS_TRACK_DESIGNER)
{
entry_type = 0xFF;
}
entry_index = 0;
for (PathSurfaceEntry* path = get_path_surface_entry(0);
entry_index < object_entry_group_counts[OBJECT_TYPE_PATHS];
path = get_path_surface_entry(entry_index), entry_index++)
{
if (path == nullptr)
{
continue;
}
if (path->flags & FOOTPATH_ENTRY_FLAG_SHOW_ONLY_IN_SCENARIO_EDITOR)
{
continue;
}
}
if (entry_index == object_entry_group_counts[OBJECT_TYPE_PATHS])
{
entry_type = 0xFF;
}
}
int32_t z;
const uint32_t flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5
| GAME_COMMAND_FLAG_GHOST;
switch (entry_type)
{
case OBJECT_TYPE_SMALL_SCENERY:
{
// bl
rotation += scenery->flags;
rotation &= 3;
// bh
uint8_t quadrant = (scenery->flags >> 2) + _currentTrackPieceDirection;
quadrant &= 3;
rct_scenery_entry* small_scenery = get_small_scenery_entry(entry_index);
if (!(!scenery_small_entry_has_flag(small_scenery, SMALL_SCENERY_FLAG_FULL_TILE)
&& scenery_small_entry_has_flag(small_scenery, SMALL_SCENERY_FLAG_DIAGONAL))
&& scenery_small_entry_has_flag(
small_scenery,
SMALL_SCENERY_FLAG_DIAGONAL | SMALL_SCENERY_FLAG_HALF_SPACE
| SMALL_SCENERY_FLAG_THREE_QUARTERS))
{
quadrant = 0;
}
z = (scenery->z * 8 + originZ) / 8;
auto removeSceneryAction = SmallSceneryRemoveAction(mapCoord.x, mapCoord.y, z, quadrant, entry_index);
removeSceneryAction.SetFlags(flags);
removeSceneryAction.Execute();
break;
}
case OBJECT_TYPE_LARGE_SCENERY:
{
z = (scenery->z * 8 + originZ) / 8;
auto removeSceneryAction = LargeSceneryRemoveAction(
mapCoord.x, mapCoord.y, z, (rotation + scenery->flags) & 0x3, 0);
removeSceneryAction.SetFlags(flags);
removeSceneryAction.Execute();
break;
}
case OBJECT_TYPE_WALLS:
{
z = (scenery->z * 8 + originZ) / 8;
uint8_t direction = (rotation + scenery->flags) & TILE_ELEMENT_DIRECTION_MASK;
TileCoordsXYZD wallLocation = { tile.x, tile.y, z, direction };
auto wallRemoveAction = WallRemoveAction(wallLocation);
wallRemoveAction.SetFlags(flags);
GameActions::Execute(&wallRemoveAction);
break;
}
case OBJECT_TYPE_PATHS:
z = (scenery->z * 8 + originZ) / 8;
footpath_remove(mapCoord.x, mapCoord.y, z, flags);
break;
}
}
if (_trackDesignPlaceOperation == PTD_OPERATION_GET_PLACE_Z)
{
int32_t z = scenery->z * 8 + _trackDesignPlaceZ;
if (z < _trackDesignPlaceSceneryZ)
{
_trackDesignPlaceSceneryZ = z;
}
}
if (_trackDesignPlaceOperation == PTD_OPERATION_1 || _trackDesignPlaceOperation == PTD_OPERATION_2
|| _trackDesignPlaceOperation == PTD_OPERATION_GET_PLACE_Z || _trackDesignPlaceOperation == PTD_OPERATION_4
|| _trackDesignPlaceOperation == PTD_OPERATION_GET_COST)
{
uint8_t entry_type, entry_index;
if (!find_object_in_entry_group(&scenery->scenery_object, &entry_type, &entry_index))
{
entry_type = object_entry_get_type(&scenery->scenery_object);
if (entry_type != OBJECT_TYPE_PATHS)
{
_trackDesignPlaceStateSceneryUnavailable = true;
continue;
}
if (gScreenFlags & SCREEN_FLAGS_TRACK_DESIGNER)
{
_trackDesignPlaceStateSceneryUnavailable = true;
continue;
}
entry_index = 0;
for (PathSurfaceEntry* path = get_path_surface_entry(0);
entry_index < object_entry_group_counts[OBJECT_TYPE_PATHS];
path = get_path_surface_entry(entry_index), entry_index++)
{
if (path == nullptr)
{
continue;
}
if (path->flags & FOOTPATH_ENTRY_FLAG_SHOW_ONLY_IN_SCENARIO_EDITOR)
{
continue;
}
}
if (entry_index == object_entry_group_counts[OBJECT_TYPE_PATHS])
{
_trackDesignPlaceStateSceneryUnavailable = true;
continue;
}
}
money32 cost;
int16_t z;
uint8_t flags;
uint8_t quadrant;
switch (entry_type)
{
case OBJECT_TYPE_SMALL_SCENERY:
if (mode != 0)
{
continue;
}
if (_trackDesignPlaceOperation == PTD_OPERATION_GET_PLACE_Z)
{
continue;
}
rotation += scenery->flags;
rotation &= 3;
z = scenery->z * 8 + originZ;
quadrant = ((scenery->flags >> 2) + _currentTrackPieceDirection) & 3;
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_PATH_SCENERY;
if (_trackDesignPlaceOperation == PTD_OPERATION_GET_COST)
{
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_PATH_SCENERY
| GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5;
}
else if (_trackDesignPlaceOperation == PTD_OPERATION_4)
{
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_PATH_SCENERY
| GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_GHOST | GAME_COMMAND_FLAG_5;
}
else if (_trackDesignPlaceOperation == PTD_OPERATION_1)
{
flags = GAME_COMMAND_FLAG_PATH_SCENERY;
}
gGameCommandErrorTitle = STR_CANT_POSITION_THIS_HERE;
cost = game_do_command(
mapCoord.x, flags | (entry_index << 8), mapCoord.y, quadrant | (scenery->primary_colour << 8),
GAME_COMMAND_PLACE_SCENERY, rotation | (scenery->secondary_colour << 16), z);
if (cost == MONEY32_UNDEFINED)
{
cost = 0;
}
break;
case OBJECT_TYPE_LARGE_SCENERY:
if (mode != 0)
{
continue;
}
if (_trackDesignPlaceOperation == PTD_OPERATION_GET_PLACE_Z)
{
continue;
}
rotation += scenery->flags;
rotation &= 3;
z = scenery->z * 8 + originZ;
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_PATH_SCENERY;
if (_trackDesignPlaceOperation == PTD_OPERATION_GET_COST)
{
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_PATH_SCENERY
| GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5;
}
else if (_trackDesignPlaceOperation == PTD_OPERATION_4)
{
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_PATH_SCENERY
| GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_GHOST | GAME_COMMAND_FLAG_5;
}
else if (_trackDesignPlaceOperation == PTD_OPERATION_1)
{
flags = GAME_COMMAND_FLAG_PATH_SCENERY;
}
cost = game_do_command(
mapCoord.x, flags | (rotation << 8), mapCoord.y,
scenery->primary_colour | (scenery->secondary_colour << 8), GAME_COMMAND_PLACE_LARGE_SCENERY,
entry_index, z);
if (cost == MONEY32_UNDEFINED)
{
cost = 0;
}
break;
case OBJECT_TYPE_WALLS:
if (mode != 0)
{
continue;
}
if (_trackDesignPlaceOperation == PTD_OPERATION_GET_PLACE_Z)
{
continue;
}
z = scenery->z * 8 + originZ;
rotation += scenery->flags;
rotation &= 3;
flags = GAME_COMMAND_FLAG_APPLY;
if (_trackDesignPlaceOperation == PTD_OPERATION_GET_COST)
{
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_PATH_SCENERY
| GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5;
}
else if (_trackDesignPlaceOperation == PTD_OPERATION_4)
{
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5
| GAME_COMMAND_FLAG_GHOST;
}
else if (_trackDesignPlaceOperation == PTD_OPERATION_1)
{
flags = 0;
}
gGameCommandErrorTitle = STR_CANT_BUILD_PARK_ENTRANCE_HERE;
cost = game_do_command(
mapCoord.x, flags | (entry_index << 8), mapCoord.y, rotation | (scenery->primary_colour << 8),
GAME_COMMAND_PLACE_WALL, z, scenery->secondary_colour | ((scenery->flags & 0xFC) << 6));
if (cost == MONEY32_UNDEFINED)
{
cost = 0;
}
break;
case OBJECT_TYPE_PATHS:
if (_trackDesignPlaceOperation == PTD_OPERATION_GET_PLACE_Z)
{
continue;
}
z = (scenery->z * 8 + originZ) / 8;
if (mode == 0)
{
if (scenery->flags & (1 << 7))
{
// dh
entry_index |= (1 << 7);
}
uint8_t bh = ((scenery->flags & 0xF) << rotation);
flags = bh >> 4;
bh = (bh | flags) & 0xF;
flags = (((scenery->flags >> 5) + rotation) & 3) << 5;
bh |= flags;
bh |= scenery->flags & 0x90;
flags = GAME_COMMAND_FLAG_APPLY;
if (_trackDesignPlaceOperation == PTD_OPERATION_GET_COST)
{
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5;
}
if (_trackDesignPlaceOperation == PTD_OPERATION_4)
{
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5
| GAME_COMMAND_FLAG_GHOST;
}
if (_trackDesignPlaceOperation == PTD_OPERATION_1)
{
flags = 0;
}
gGameCommandErrorTitle = STR_RIDE_CONSTRUCTION_CANT_CONSTRUCT_THIS_HERE;
cost = game_do_command(
mapCoord.x, flags | (bh << 8), mapCoord.y, z | (entry_index << 8),
GAME_COMMAND_PLACE_PATH_FROM_TRACK, 0, 0);
if (cost == MONEY32_UNDEFINED)
{
cost = 0;
}
}
else
{
if (_trackDesignPlaceOperation == PTD_OPERATION_1)
{
continue;
}
TileElement* tile_element = map_get_path_element_at(mapCoord.x / 32, mapCoord.y / 32, z);
if (tile_element == nullptr)
{
continue;
}
footpath_queue_chain_reset();
footpath_remove_edges_at(mapCoord.x, mapCoord.y, tile_element);
flags = GAME_COMMAND_FLAG_APPLY;
if (_trackDesignPlaceOperation == PTD_OPERATION_GET_COST)
{
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5;
}
if (_trackDesignPlaceOperation == PTD_OPERATION_4)
{
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5
| GAME_COMMAND_FLAG_GHOST;
}
footpath_connect_edges(mapCoord.x, mapCoord.y, tile_element, flags);
footpath_update_queue_chains();
continue;
}
break;
default:
_trackDesignPlaceStateSceneryUnavailable = true;
continue;
}
_trackDesignPlaceCost = add_clamp_money32(_trackDesignPlaceCost, cost);
if (_trackDesignPlaceOperation != PTD_OPERATION_2)
{
if (cost == MONEY32_UNDEFINED)
{
_trackDesignPlaceCost = MONEY32_UNDEFINED;
}
}
if (_trackDesignPlaceCost != MONEY32_UNDEFINED)
{
continue;
}
if (_trackDesignPlaceOperation == PTD_OPERATION_2)
{
continue;
}
return 0;
}
}
}
return 1;
}
static int32_t track_design_place_maze(rct_track_td6* td6, int16_t x, int16_t y, int16_t z, Ride* ride)
{
if (_trackDesignPlaceOperation == PTD_OPERATION_DRAW_OUTLINES)
{
gMapSelectionTiles->x = -1;
gMapSelectArrowPosition.x = x;
gMapSelectArrowPosition.y = y;
gMapSelectArrowPosition.z = tile_element_height(x, y) & 0xFFFF;
gMapSelectArrowDirection = _currentTrackPieceDirection;
}
_trackDesignPlaceZ = 0;
_trackDesignPlaceCost = 0;
rct_td6_maze_element* maze_element = td6->maze_elements;
for (; maze_element->all != 0; maze_element++)
{
uint8_t rotation = _currentTrackPieceDirection & 3;
int16_t tmpX = maze_element->x * 32;
int16_t tmpY = maze_element->y * 32;
rotate_map_coordinates(&tmpX, &tmpY, rotation);
CoordsXY mapCoord = { tmpX, tmpY };
mapCoord.x += x;
mapCoord.y += y;
track_design_update_max_min_coordinates(mapCoord.x, mapCoord.y, z);
if (_trackDesignPlaceOperation == PTD_OPERATION_DRAW_OUTLINES)
{
track_design_add_selection_tile(mapCoord.x, mapCoord.y);
}
if (_trackDesignPlaceOperation == PTD_OPERATION_1 || _trackDesignPlaceOperation == PTD_OPERATION_2
|| _trackDesignPlaceOperation == PTD_OPERATION_4 || _trackDesignPlaceOperation == PTD_OPERATION_GET_COST)
{
uint8_t flags;
money32 cost = 0;
uint16_t maze_entry;
switch (maze_element->type)
{
case MAZE_ELEMENT_TYPE_ENTRANCE:
// entrance
rotation += maze_element->direction;
rotation &= 3;
flags = GAME_COMMAND_FLAG_APPLY;
gGameCommandErrorTitle = STR_RIDE_CONSTRUCTION_CANT_CONSTRUCT_THIS_HERE;
if (_trackDesignPlaceOperation == PTD_OPERATION_1)
{
cost = game_do_command(
mapCoord.x, 0 | rotation << 8, mapCoord.y, (z / 16) & 0xFF,
GAME_COMMAND_PLACE_RIDE_ENTRANCE_OR_EXIT, -1, 0);
}
else
{
if (_trackDesignPlaceOperation == PTD_OPERATION_GET_COST)
{
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5;
}
else if (_trackDesignPlaceOperation == PTD_OPERATION_4)
{
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5
| GAME_COMMAND_FLAG_GHOST;
}
cost = game_do_command(
mapCoord.x, flags | rotation << 8, mapCoord.y, ride->id, GAME_COMMAND_PLACE_RIDE_ENTRANCE_OR_EXIT,
0, 0);
}
if (cost != MONEY32_UNDEFINED)
{
_trackDesignPlaceStateEntranceExitPlaced = true;
}
break;
case MAZE_ELEMENT_TYPE_EXIT:
// exit
rotation += maze_element->direction;
rotation &= 3;
flags = GAME_COMMAND_FLAG_APPLY;
gGameCommandErrorTitle = STR_RIDE_CONSTRUCTION_CANT_CONSTRUCT_THIS_HERE;
if (_trackDesignPlaceOperation == PTD_OPERATION_1)
{
cost = game_do_command(
mapCoord.x, 0 | rotation << 8, mapCoord.y, ((z / 16) & 0xFF) | (1 << 8),
GAME_COMMAND_PLACE_RIDE_ENTRANCE_OR_EXIT, -1, 0);
}
else
{
if (_trackDesignPlaceOperation == PTD_OPERATION_GET_COST)
{
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5;
}
else if (_trackDesignPlaceOperation == PTD_OPERATION_4)
{
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5
| GAME_COMMAND_FLAG_GHOST;
}
cost = game_do_command(
mapCoord.x, flags | rotation << 8, mapCoord.y, ride->id | (1 << 8),
GAME_COMMAND_PLACE_RIDE_ENTRANCE_OR_EXIT, 0, 0);
}
if (cost != MONEY32_UNDEFINED)
{
_trackDesignPlaceStateEntranceExitPlaced = true;
}
break;
default:
maze_entry = rol16(maze_element->maze_entry, rotation * 4);
if (_trackDesignPlaceOperation == PTD_OPERATION_GET_COST)
{
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5;
}
else if (_trackDesignPlaceOperation == PTD_OPERATION_4)
{
flags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5
| GAME_COMMAND_FLAG_GHOST;
}
else if (_trackDesignPlaceOperation == PTD_OPERATION_1)
{
flags = 0;
}
else
{
flags = GAME_COMMAND_FLAG_APPLY;
}
gGameCommandErrorTitle = STR_RIDE_CONSTRUCTION_CANT_CONSTRUCT_THIS_HERE;
cost = game_do_command(
mapCoord.x, flags | (maze_entry & 0xFF) << 8, mapCoord.y, ride->id | (maze_entry & 0xFF00),
GAME_COMMAND_PLACE_MAZE_DESIGN, z, 0);
break;
}
_trackDesignPlaceCost += cost;
if (cost == MONEY32_UNDEFINED)
{
_trackDesignPlaceCost = cost;
return 0;
}
}
if (_trackDesignPlaceOperation == PTD_OPERATION_GET_PLACE_Z)
{
if (mapCoord.x < 0)
{
continue;
}
if (mapCoord.y < 0)
{
continue;
}
if (mapCoord.x >= 256 * 32)
{
continue;
}
if (mapCoord.y >= 256 * 32)
{
continue;
}
TileElement* tile_element = map_get_surface_element_at(mapCoord);
int16_t map_height = tile_element->base_height * 8;
if (tile_element->AsSurface()->GetSlope() & TILE_ELEMENT_SLOPE_ALL_CORNERS_UP)
{
map_height += 16;
if (tile_element->AsSurface()->GetSlope() & TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT)
{
map_height += 16;
}
}
if (tile_element->AsSurface()->GetWaterHeight() > 0)
{
int16_t water_height = tile_element->AsSurface()->GetWaterHeight();
water_height *= 16;
if (water_height > map_height)
{
map_height = water_height;
}
}
int16_t temp_z = z + _trackDesignPlaceZ - map_height;
if (temp_z < 0)
{
_trackDesignPlaceZ -= temp_z;
}
}
}
if (_trackDesignPlaceOperation == PTD_OPERATION_CLEAR_OUTLINES)
{
ride_action_modify(
ride, RIDE_MODIFY_DEMOLISH,
GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5 | GAME_COMMAND_FLAG_GHOST);
}
gTrackPreviewOrigin.x = x;
gTrackPreviewOrigin.y = y;
gTrackPreviewOrigin.z = z;
return 1;
}
static bool track_design_place_ride(rct_track_td6* td6, int16_t x, int16_t y, int16_t z, Ride* ride)
{
const rct_preview_track** trackBlockArray = (ride_type_has_flag(td6->type, RIDE_TYPE_FLAG_HAS_TRACK)) ? TrackBlocks
: FlatRideTrackBlocks;
gTrackPreviewOrigin.x = x;
gTrackPreviewOrigin.y = y;
gTrackPreviewOrigin.z = z;
if (_trackDesignPlaceOperation == PTD_OPERATION_DRAW_OUTLINES)
{
gMapSelectionTiles->x = -1;
gMapSelectArrowPosition.x = x;
gMapSelectArrowPosition.y = y;
gMapSelectArrowPosition.z = tile_element_height(x, y) & 0xFFFF;
gMapSelectArrowDirection = _currentTrackPieceDirection;
}
_trackDesignPlaceZ = 0;
_trackDesignPlaceCost = 0;
uint8_t rotation = _currentTrackPieceDirection;
// Track elements
rct_td6_track_element* track = td6->track_elements;
for (; track->type != 0xFF; track++)
{
uint8_t trackType = track->type;
if (trackType == TRACK_ELEM_INVERTED_90_DEG_UP_TO_FLAT_QUARTER_LOOP)
{
trackType = 0xFF;
}
track_design_update_max_min_coordinates(x, y, z);
switch (_trackDesignPlaceOperation)
{
case PTD_OPERATION_DRAW_OUTLINES:
for (const rct_preview_track* trackBlock = trackBlockArray[trackType]; trackBlock->index != 0xFF; trackBlock++)
{
LocationXY16 tile = { x, y };
map_offset_with_rotation(&tile.x, &tile.y, trackBlock->x, trackBlock->y, rotation);
track_design_update_max_min_coordinates(tile.x, tile.y, z);
track_design_add_selection_tile(tile.x, tile.y);
}
break;
case PTD_OPERATION_CLEAR_OUTLINES:
{
const rct_track_coordinates* trackCoordinates = &TrackCoordinates[trackType];
const rct_preview_track* trackBlock = trackBlockArray[trackType];
int32_t tempZ = z - trackCoordinates->z_begin + trackBlock->z;
auto trackRemoveAction = TrackRemoveAction(trackType, 0, { x, y, tempZ, static_cast<Direction>(rotation & 3) });
trackRemoveAction.SetFlags(
GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5 | GAME_COMMAND_FLAG_GHOST);
GameActions::ExecuteNested(&trackRemoveAction);
break;
}
case PTD_OPERATION_1:
case PTD_OPERATION_2:
case PTD_OPERATION_4:
case PTD_OPERATION_GET_COST:
{
const rct_track_coordinates* trackCoordinates = &TrackCoordinates[trackType];
// di
int16_t tempZ = z - trackCoordinates->z_begin;
uint32_t trackColour = (track->flags >> 4) & 0x3;
uint32_t brakeSpeed = (track->flags & 0x0F) * 2;
uint32_t seatRotation = track->flags & 0x0F;
int32_t liftHillAndAlternativeState = 0;
if (track->flags & TRACK_ELEMENT_TYPE_FLAG_CHAIN_LIFT)
{
liftHillAndAlternativeState |= 1;
}
if (track->flags & TRACK_ELEMENT_FLAG_INVERTED)
{
liftHillAndAlternativeState |= 2;
}
uint8_t flags = GAME_COMMAND_FLAG_APPLY;
if (_trackDesignPlaceOperation == PTD_OPERATION_GET_COST)
{
flags |= GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED;
flags |= GAME_COMMAND_FLAG_5;
}
else if (_trackDesignPlaceOperation == PTD_OPERATION_4)
{
flags |= GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED;
flags |= GAME_COMMAND_FLAG_5;
flags |= GAME_COMMAND_FLAG_GHOST;
}
else if (_trackDesignPlaceOperation == PTD_OPERATION_1)
{
flags = 0;
}
gGameCommandErrorTitle = STR_RIDE_CONSTRUCTION_CANT_CONSTRUCT_THIS_HERE;
auto trackPlaceAction = TrackPlaceAction(
_currentRideIndex, trackType, { x, y, tempZ, static_cast<uint8_t>(rotation) }, brakeSpeed, trackColour,
seatRotation, liftHillAndAlternativeState);
trackPlaceAction.SetFlags(flags);
auto res = flags & GAME_COMMAND_FLAG_APPLY ? GameActions::ExecuteNested(&trackPlaceAction)
: GameActions::QueryNested(&trackPlaceAction);
money32 cost = res->Error == GA_ERROR::OK ? res->Cost : MONEY32_UNDEFINED;
_trackDesignPlaceCost += cost;
if (cost == MONEY32_UNDEFINED)
{
_trackDesignPlaceCost = cost;
return false;
}
break;
}
case PTD_OPERATION_GET_PLACE_Z:
{
int32_t tempZ = z - TrackCoordinates[trackType].z_begin;
for (const rct_preview_track* trackBlock = trackBlockArray[trackType]; trackBlock->index != 0xFF; trackBlock++)
{
int16_t tmpX = x;
int16_t tmpY = y;
map_offset_with_rotation(&tmpX, &tmpY, trackBlock->x, trackBlock->y, rotation);
CoordsXY tile = { tmpX, tmpY };
if (tile.x < 0 || tile.y < 0 || tile.x >= (256 * 32) || tile.y >= (256 * 32))
{
continue;
}
TileElement* tileElement = map_get_surface_element_at(tile);
if (tileElement == nullptr)
{
return false;
}
int32_t height = tileElement->base_height * 8;
if (tileElement->AsSurface()->GetSlope() & TILE_ELEMENT_SLOPE_ALL_CORNERS_UP)
{
height += 16;
if (tileElement->AsSurface()->GetSlope() & TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT)
{
height += 16;
}
}
uint8_t water_height = tileElement->AsSurface()->GetWaterHeight() * 16;
if (water_height > 0 && water_height > height)
{
height = water_height;
}
int32_t heightDifference = tempZ + _trackDesignPlaceZ + trackBlock->z - height;
if (heightDifference < 0)
{
_trackDesignPlaceZ -= heightDifference;
}
}
break;
}
}
const rct_track_coordinates* track_coordinates = &TrackCoordinates[trackType];
map_offset_with_rotation(&x, &y, track_coordinates->x, track_coordinates->y, rotation);
z -= track_coordinates->z_begin;
z += track_coordinates->z_end;
rotation = (rotation + track_coordinates->rotation_end - track_coordinates->rotation_begin) & 3;
if (track_coordinates->rotation_end & (1 << 2))
{
rotation |= (1 << 2);
}
else
{
x += CoordsDirectionDelta[rotation].x;
y += CoordsDirectionDelta[rotation].y;
}
}
// Entrance elements
rct_td6_entrance_element* entrance = td6->entrance_elements;
for (; entrance->z != -1; entrance++)
{
rotation = _currentTrackPieceDirection & 3;
x = entrance->x;
y = entrance->y;
rotate_map_coordinates(&x, &y, rotation);
x += gTrackPreviewOrigin.x;
y += gTrackPreviewOrigin.y;
track_design_update_max_min_coordinates(x, y, z);
switch (_trackDesignPlaceOperation)
{
case PTD_OPERATION_DRAW_OUTLINES:
track_design_add_selection_tile(x, y);
break;
case PTD_OPERATION_1:
case PTD_OPERATION_2:
case PTD_OPERATION_4:
case PTD_OPERATION_GET_COST:
{
rotation = (rotation + entrance->direction) & 3;
uint8_t isExit = 0;
if (entrance->direction & (1 << 7))
{
isExit = 1;
}
if (_trackDesignPlaceOperation != PTD_OPERATION_1)
{
LocationXY16 tile = {
(int16_t)(x + CoordsDirectionDelta[rotation].x),
(int16_t)(y + CoordsDirectionDelta[rotation].y),
};
TileElement* tile_element = map_get_first_element_at(tile.x >> 5, tile.y >> 5);
z = gTrackPreviewOrigin.z / 8;
z += (entrance->z == (int8_t)(uint8_t)0x80) ? -1 : entrance->z;
do
{
if (tile_element->GetType() != TILE_ELEMENT_TYPE_TRACK)
{
continue;
}
if (tile_element->base_height != z)
{
continue;
}
int32_t stationIndex = tile_element->AsTrack()->GetStationIndex();
uint8_t bl = 1;
if (_trackDesignPlaceOperation == PTD_OPERATION_GET_COST)
{
bl = 41;
}
if (_trackDesignPlaceOperation == PTD_OPERATION_4)
{
bl = 105;
}
if (_trackDesignPlaceOperation == PTD_OPERATION_1)
{
bl = 0;
}
gGameCommandErrorTitle = STR_RIDE_CONSTRUCTION_CANT_CONSTRUCT_THIS_HERE;
money32 cost = game_do_command(
x, bl | (rotation << 8), y, ride->id | (isExit << 8), GAME_COMMAND_PLACE_RIDE_ENTRANCE_OR_EXIT,
stationIndex, 0);
_trackDesignPlaceCost += cost;
if (cost == MONEY32_UNDEFINED)
{
_trackDesignPlaceCost = cost;
return false;
}
_trackDesignPlaceStateEntranceExitPlaced = true;
break;
} while (!(tile_element++)->IsLastForTile());
}
else
{
z = (entrance->z == (int8_t)(uint8_t)0x80) ? -1 : entrance->z;
z *= 8;
z += gTrackPreviewOrigin.z;
z >>= 4;
gGameCommandErrorTitle = STR_RIDE_CONSTRUCTION_CANT_CONSTRUCT_THIS_HERE;
money32 cost = game_do_command(
x, 0 | (rotation << 8), y, z | (isExit << 8), GAME_COMMAND_PLACE_RIDE_ENTRANCE_OR_EXIT, -1, 0);
if (cost == MONEY32_UNDEFINED)
{
_trackDesignPlaceCost = cost;
return false;
}
else
{
_trackDesignPlaceCost += cost;
_trackDesignPlaceStateEntranceExitPlaced = true;
}
}
break;
}
}
}
if (_trackDesignPlaceOperation == PTD_OPERATION_CLEAR_OUTLINES)
{
sub_6CB945(ride);
ride_delete(ride);
}
return true;
}
/**
* Places a virtual track. This can involve highlighting the surface tiles and showing the track layout. It is also used by
* the track preview window to place the whole track.
* Depending on the value of bl it modifies the function.
* bl == 0, Draw outlines on the ground
* bl == 1,
* bl == 2,
* bl == 3, Returns the z value of a successful placement. Only lower 16 bits are the value, the rest may be garbage?
* bl == 4,
* bl == 5, Returns cost to create the track. All 32 bits are used. Places the track. (used by the preview)
* bl == 6, Clear white outlined track.
* rct2: 0x006D01B3
*/
int32_t place_virtual_track(
rct_track_td6* td6, uint8_t ptdOperation, bool placeScenery, Ride* ride, int16_t x, int16_t y, int16_t z)
{
// Previously byte_F4414E was cleared here
_trackDesignPlaceStatePlaceScenery = placeScenery;
_trackDesignPlaceStateEntranceExitPlaced = false;
_trackDesignPlaceStateSceneryUnavailable = false;
_trackDesignPlaceStateHasScenery = false;
_trackDesignPlaceOperation = ptdOperation;
if (gTrackDesignSceneryToggle)
{
_trackDesignPlaceStatePlaceScenery = false;
}
_currentRideIndex = ride->id;
gTrackPreviewMin.x = x;
gTrackPreviewMin.y = y;
gTrackPreviewMin.z = z;
gTrackPreviewMax.x = x;
gTrackPreviewMax.y = y;
gTrackPreviewMax.z = z;
_trackDesignPlaceSceneryZ = 0;
uint8_t track_place_success = 0;
if (td6->type == RIDE_TYPE_MAZE)
{
track_place_success = track_design_place_maze(td6, x, y, z, ride);
}
else
{
track_place_success = track_design_place_ride(td6, x, y, z, ride);
}
// Scenery elements
rct_td6_scenery_element* scenery = td6->scenery_elements;
if (track_place_success && scenery != nullptr)
{
if (!track_design_place_scenery(scenery, gTrackPreviewOrigin.x, gTrackPreviewOrigin.y, gTrackPreviewOrigin.z))
{
return _trackDesignPlaceCost;
}
}
// 0x6D0FE6
if (_trackDesignPlaceOperation == PTD_OPERATION_DRAW_OUTLINES)
{
gMapSelectFlags |= MAP_SELECT_FLAG_ENABLE_CONSTRUCT;
gMapSelectFlags |= MAP_SELECT_FLAG_ENABLE_ARROW;
gMapSelectFlags &= ~MAP_SELECT_FLAG_GREEN;
map_invalidate_map_selection_tiles();
}
if (ptdOperation == PTD_OPERATION_GET_PLACE_Z)
{
// Change from vanilla: originally, _trackDesignPlaceSceneryZ was not subtracted
// from _trackDesignPlaceZ, causing bug #259.
return _trackDesignPlaceZ - _trackDesignPlaceSceneryZ;
}
return _trackDesignPlaceCost;
}
/**
*
* rct2: 0x006D2189
* ebx = ride_id
* cost = edi
*/
static bool track_design_place_preview(rct_track_td6* td6, money32* cost, Ride** outRide, uint8_t* flags)
{
*outRide = nullptr;
*flags = 0;
uint8_t entry_type, entry_index;
if (!find_object_in_entry_group(&td6->vehicle_object, &entry_type, &entry_index))
{
entry_index = RIDE_ENTRY_INDEX_NULL;
}
ride_id_t rideIndex;
uint8_t colour;
uint8_t rideCreateFlags = GAME_COMMAND_FLAG_APPLY | GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED | GAME_COMMAND_FLAG_5;
if (ride_create_command(td6->type, entry_index, rideCreateFlags, &rideIndex, &colour) == MONEY32_UNDEFINED)
{
return false;
}
auto ride = get_ride(rideIndex);
rct_string_id new_ride_name = user_string_allocate(USER_STRING_HIGH_ID_NUMBER | USER_STRING_DUPLICATION_PERMITTED, "");
if (new_ride_name != 0)
{
rct_string_id old_name = ride->name;
ride->name = new_ride_name;
user_string_free(old_name);
}
ride->entrance_style = td6->entrance_style;
for (int32_t i = 0; i < RCT12_NUM_COLOUR_SCHEMES; i++)
{
ride->track_colour[i].main = td6->track_spine_colour[i];
ride->track_colour[i].additional = td6->track_rail_colour[i];
ride->track_colour[i].supports = td6->track_support_colour[i];
}
// Flat rides need their vehicle colours loaded for display
// in the preview window
if (!ride_type_has_flag(td6->type, RIDE_TYPE_FLAG_HAS_TRACK))
{
for (int32_t i = 0; i < RCT12_MAX_VEHICLE_COLOURS; i++)
{
ride->vehicle_colours[i].Body = td6->vehicle_colours[i].body_colour;
ride->vehicle_colours[i].Trim = td6->vehicle_colours[i].trim_colour;
ride->vehicle_colours[i].Ternary = td6->vehicle_additional_colour[i];
}
}
byte_9D8150 = true;
uint8_t backup_rotation = _currentTrackPieceDirection;
uint32_t backup_park_flags = gParkFlags;
gParkFlags &= ~PARK_FLAGS_FORBID_HIGH_CONSTRUCTION;
int32_t mapSize = gMapSize << 4;
_currentTrackPieceDirection = 0;
int32_t z = place_virtual_track(td6, PTD_OPERATION_GET_PLACE_Z, true, get_ride(0), mapSize, mapSize, 16);
if (_trackDesignPlaceStateHasScenery)
{
*flags |= TRACK_DESIGN_FLAG_HAS_SCENERY;
}
z += 16 - _trackDesignPlaceSceneryZ;
bool placeScenery = true;
if (_trackDesignPlaceStateSceneryUnavailable)
{
placeScenery = false;
*flags |= TRACK_DESIGN_FLAG_SCENERY_UNAVAILABLE;
}
money32 resultCost = place_virtual_track(td6, PTD_OPERATION_GET_COST, placeScenery, ride, mapSize, mapSize, z);
gParkFlags = backup_park_flags;
if (resultCost != MONEY32_UNDEFINED)
{
if (!find_object_in_entry_group(&td6->vehicle_object, &entry_type, &entry_index))
{
*flags |= TRACK_DESIGN_FLAG_VEHICLE_UNAVAILABLE;
}
else if (!ride_entry_is_invented(entry_index) && !gCheatsIgnoreResearchStatus)
{
*flags |= TRACK_DESIGN_FLAG_VEHICLE_UNAVAILABLE;
}
_currentTrackPieceDirection = backup_rotation;
byte_9D8150 = false;
*cost = resultCost;
*outRide = ride;
return true;
}
else
{
_currentTrackPieceDirection = backup_rotation;
user_string_free(ride->name);
ride->type = RIDE_TYPE_NULL;
byte_9D8150 = false;
return false;
}
}
static money32 place_track_design(int16_t x, int16_t y, int16_t z, uint8_t flags, ride_id_t* outRideIndex)
{
*outRideIndex = RIDE_ID_NULL;
gCommandPosition.x = x + 16;
gCommandPosition.y = y + 16;
gCommandPosition.z = z;
if (!(flags & GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED))
{
if (game_is_paused() && !gCheatsBuildInPauseMode)
{
gGameCommandErrorText = STR_CONSTRUCTION_NOT_POSSIBLE_WHILE_GAME_IS_PAUSED;
return MONEY32_UNDEFINED;
}
}
rct_track_td6* td6 = gActiveTrackDesign;
if (td6 == nullptr)
{
return MONEY32_UNDEFINED;
}
rct_object_entry* rideEntryObject = &td6->vehicle_object;
uint8_t entryType, entryIndex;
if (!find_object_in_entry_group(rideEntryObject, &entryType, &entryIndex))
{
entryIndex = 0xFF;
}
// Force a fallback if the entry is not invented yet a td6 of it is selected, which can happen in select-by-track-type mode.
else if (!ride_entry_is_invented(entryIndex) && !gCheatsIgnoreResearchStatus)
{
entryIndex = 0xFF;
}
// The rest of the cases are handled by the code in ride_create()
if (RideGroupManager::RideTypeHasRideGroups(td6->type) && entryIndex == 0xFF)
{
const ObjectRepositoryItem* ori = object_repository_find_object_by_name(rideEntryObject->name);
if (ori != nullptr)
{
uint8_t rideGroupIndex = ori->RideInfo.RideGroupIndex;
const RideGroup* td6RideGroup = RideGroupManager::RideGroupFind(td6->type, rideGroupIndex);
uint8_t* availableRideEntries = get_ride_entry_indices_for_ride_type(td6->type);
for (uint8_t* rei = availableRideEntries; *rei != RIDE_ENTRY_INDEX_NULL; rei++)
{
rct_ride_entry* ire = get_ride_entry(*rei);
if (!ride_entry_is_invented(*rei) && !gCheatsIgnoreResearchStatus)
{
continue;
}
const RideGroup* irg = RideGroupManager::GetRideGroup(td6->type, ire);
if (td6RideGroup->Equals(irg))
{
entryIndex = *rei;
break;
}
}
}
}
ride_id_t rideIndex;
uint8_t rideColour;
money32 createRideResult = ride_create_command(td6->type, entryIndex, flags, &rideIndex, &rideColour);
if (createRideResult == MONEY32_UNDEFINED)
{
gGameCommandErrorTitle = STR_CANT_CREATE_NEW_RIDE_ATTRACTION;
gCommandExpenditureType = RCT_EXPENDITURE_TYPE_RIDE_CONSTRUCTION;
return MONEY32_UNDEFINED;
}
auto ride = get_ride(rideIndex);
if (ride->type == RIDE_TYPE_NULL)
{
log_warning("Invalid game command for track placement, ride id = %d", ride->id);
return MONEY32_UNDEFINED;
}
money32 cost = 0;
if (!(flags & GAME_COMMAND_FLAG_APPLY))
{
_trackDesignDontPlaceScenery = false;
cost = place_virtual_track(td6, PTD_OPERATION_1, true, ride, x, y, z);
if (_trackDesignPlaceStateSceneryUnavailable)
{
_trackDesignDontPlaceScenery = true;
cost = place_virtual_track(td6, PTD_OPERATION_1, false, ride, x, y, z);
}
}
else
{
uint8_t operation;
if (flags & GAME_COMMAND_FLAG_GHOST)
{
operation = PTD_OPERATION_4;
}
else
{
operation = PTD_OPERATION_2;
}
cost = place_virtual_track(td6, operation, !_trackDesignDontPlaceScenery, ride, x, y, z);
}
if (cost == MONEY32_UNDEFINED || !(flags & GAME_COMMAND_FLAG_APPLY))
{
rct_string_id error_reason = gGameCommandErrorText;
ride_action_modify(ride, RIDE_MODIFY_DEMOLISH, flags);
gGameCommandErrorText = error_reason;
gCommandExpenditureType = RCT_EXPENDITURE_TYPE_RIDE_CONSTRUCTION;
*outRideIndex = ride->id;
return cost;
}
if (entryIndex != 0xFF)
{
auto colour = ride_get_unused_preset_vehicle_colour(entryIndex);
auto rideSetVehicleAction = RideSetVehicleAction(ride->id, RideSetVehicleType::RideEntry, entryIndex, colour);
flags& GAME_COMMAND_FLAG_APPLY ? GameActions::ExecuteNested(&rideSetVehicleAction)
: GameActions::QueryNested(&rideSetVehicleAction);
}
game_do_command(0, flags | (td6->ride_mode << 8), 0, ride->id | (0 << 8), GAME_COMMAND_SET_RIDE_SETTING, 0, 0);
auto rideSetVehicleAction2 = RideSetVehicleAction(ride->id, RideSetVehicleType::NumTrains, td6->number_of_trains);
flags& GAME_COMMAND_FLAG_APPLY ? GameActions::ExecuteNested(&rideSetVehicleAction2)
: GameActions::QueryNested(&rideSetVehicleAction2);
auto rideSetVehicleAction3 = RideSetVehicleAction(
ride->id, RideSetVehicleType::NumCarsPerTrain, td6->number_of_cars_per_train);
flags& GAME_COMMAND_FLAG_APPLY ? GameActions::ExecuteNested(&rideSetVehicleAction3)
: GameActions::QueryNested(&rideSetVehicleAction3);
game_do_command(0, flags | (td6->depart_flags << 8), 0, ride->id | (1 << 8), GAME_COMMAND_SET_RIDE_SETTING, 0, 0);
game_do_command(0, flags | (td6->min_waiting_time << 8), 0, ride->id | (2 << 8), GAME_COMMAND_SET_RIDE_SETTING, 0, 0);
game_do_command(0, flags | (td6->max_waiting_time << 8), 0, ride->id | (3 << 8), GAME_COMMAND_SET_RIDE_SETTING, 0, 0);
game_do_command(0, flags | (td6->operation_setting << 8), 0, ride->id | (4 << 8), GAME_COMMAND_SET_RIDE_SETTING, 0, 0);
game_do_command(
0, flags | ((td6->lift_hill_speed_num_circuits & 0x1F) << 8), 0, ride->id | (8 << 8), GAME_COMMAND_SET_RIDE_SETTING, 0,
0);
uint8_t num_circuits = td6->lift_hill_speed_num_circuits >> 5;
if (num_circuits == 0)
{
num_circuits = 1;
}
game_do_command(0, flags | (num_circuits << 8), 0, ride->id | (9 << 8), GAME_COMMAND_SET_RIDE_SETTING, 0, 0);
ride_set_to_default_inspection_interval(ride);
ride->lifecycle_flags |= RIDE_LIFECYCLE_NOT_CUSTOM_DESIGN;
ride->colour_scheme_type = td6->version_and_colour_scheme & 3;
ride->entrance_style = td6->entrance_style;
for (int32_t i = 0; i < RCT12_NUM_COLOUR_SCHEMES; i++)
{
ride->track_colour[i].main = td6->track_spine_colour[i];
ride->track_colour[i].additional = td6->track_rail_colour[i];
ride->track_colour[i].supports = td6->track_support_colour[i];
}
for (int32_t i = 0; i < MAX_VEHICLES_PER_RIDE; i++)
{
ride->vehicle_colours[i].Body = td6->vehicle_colours[i].body_colour;
ride->vehicle_colours[i].Trim = td6->vehicle_colours[i].trim_colour;
ride->vehicle_colours[i].Ternary = td6->vehicle_additional_colour[i];
}
ride_set_name(ride, td6->name, flags);
gCommandExpenditureType = RCT_EXPENDITURE_TYPE_RIDE_CONSTRUCTION;
*outRideIndex = ride->id;
return cost;
}
static money32 place_maze_design(uint8_t flags, Ride* ride, uint16_t mazeEntry, int16_t x, int16_t y, int16_t z)
{
gCommandExpenditureType = RCT_EXPENDITURE_TYPE_RIDE_CONSTRUCTION;
gCommandPosition.x = x + 8;
gCommandPosition.y = y + 8;
gCommandPosition.z = z;
if (!map_check_free_elements_and_reorganise(1))
{
return MONEY32_UNDEFINED;
}
if ((z & 15) != 0)
{
return MONEY32_UNDEFINED;
}
if (!(flags & GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED))
{
if (game_is_paused() && !gCheatsBuildInPauseMode)
{
gGameCommandErrorText = STR_CONSTRUCTION_NOT_POSSIBLE_WHILE_GAME_IS_PAUSED;
return MONEY32_UNDEFINED;
}
}
if (flags & GAME_COMMAND_FLAG_APPLY)
{
if (!(flags & GAME_COMMAND_FLAG_GHOST))
{
footpath_remove_litter(x, y, z);
wall_remove_at(floor2(x, 32), floor2(y, 32), z, z + 32);
}
}
if (!gCheatsSandboxMode)
{
if (!map_is_location_owned(floor2(x, 32), floor2(y, 32), z))
{
return MONEY32_UNDEFINED;
}
}
// Check support height
if (!gCheatsDisableSupportLimits)
{
TileElement* tileElement = map_get_surface_element_at({ x, y });
uint8_t supportZ = (z + 32) >> 3;
if (supportZ > tileElement->base_height)
{
uint8_t supportHeight = (supportZ - tileElement->base_height) / 2;
uint8_t maxSupportHeight = RideData5[RIDE_TYPE_MAZE].max_height;
if (supportHeight > maxSupportHeight)
{
gGameCommandErrorText = STR_TOO_HIGH_FOR_SUPPORTS;
return MONEY32_UNDEFINED;
}
}
}
money32 cost = 0;
// Clearance checks
if (!gCheatsDisableClearanceChecks)
{
int32_t fx = floor2(x, 32);
int32_t fy = floor2(y, 32);
int32_t fz0 = z >> 3;
int32_t fz1 = fz0 + 4;
if (!map_can_construct_with_clear_at(
fx, fy, fz0, fz1, &map_place_non_scenery_clear_func, { 0b1111, 0 }, flags, &cost, CREATE_CROSSING_MODE_NONE))
{
return MONEY32_UNDEFINED;
}
uint8_t elctgaw = gMapGroundFlags;
if (elctgaw & ELEMENT_IS_UNDERWATER)
{
gGameCommandErrorText = STR_RIDE_CANT_BUILD_THIS_UNDERWATER;
return MONEY32_UNDEFINED;
}
if (elctgaw & ELEMENT_IS_UNDERGROUND)
{
gGameCommandErrorText = STR_CAN_ONLY_BUILD_THIS_ABOVE_GROUND;
return MONEY32_UNDEFINED;
}
}
// Calculate price
money32 price = 0;
if (!(gParkFlags & PARK_FLAGS_NO_MONEY))
{
price = RideTrackCosts[ride->type].track_price * TrackPricing[TRACK_ELEM_MAZE];
price = (price >> 17) * 10;
}
cost += price;
if (flags & GAME_COMMAND_FLAG_APPLY)
{
if (gGameCommandNestLevel == 1 && !(flags & GAME_COMMAND_FLAG_GHOST))
{
LocationXYZ16 coord;
coord.x = x + 8;
coord.y = y + 8;
coord.z = z;
network_set_player_last_action_coord(network_get_player_index(game_command_playerid), coord);
}
// Place track element
int32_t fx = floor2(x, 32);
int32_t fy = floor2(y, 32);
int32_t fz = z >> 3;
TileElement* tileElement = tile_element_insert(fx >> 5, fy >> 5, fz, 15);
tileElement->clearance_height = fz + 4;
tileElement->SetType(TILE_ELEMENT_TYPE_TRACK);
tileElement->AsTrack()->SetTrackType(TRACK_ELEM_MAZE);
tileElement->AsTrack()->SetRideIndex(ride->id);
tileElement->AsTrack()->SetMazeEntry(mazeEntry);
if (flags & GAME_COMMAND_FLAG_GHOST)
{
tileElement->flags |= TILE_ELEMENT_FLAG_GHOST;
}
map_invalidate_element(fx, fy, tileElement);
ride->maze_tiles++;
ride->stations[0].Height = tileElement->base_height;
ride->stations[0].Start.xy = 0;
if (ride->maze_tiles == 1)
{
ride->overall_view.x = fx / 32;
ride->overall_view.y = fy / 32;
}
}
return cost;
}
/**
*
* rct2: 0x006D13FE
*/
void game_command_place_track_design(
int32_t* eax, int32_t* ebx, int32_t* ecx, [[maybe_unused]] int32_t* edx, [[maybe_unused]] int32_t* esi, int32_t* edi,
[[maybe_unused]] int32_t* ebp)
{
int16_t x = *eax & 0xFFFF;
int16_t y = *ecx & 0xFFFF;
int16_t z = *edi & 0xFFFF;
uint8_t flags = *ebx;
ride_id_t rideIndex;
*ebx = place_track_design(x, y, z, flags, &rideIndex);
*edi = rideIndex;
}
/**
*
* rct2: 0x006CDEE4
*/
void game_command_place_maze_design(
int32_t* eax, int32_t* ebx, int32_t* ecx, int32_t* edx, [[maybe_unused]] int32_t* esi, int32_t* edi,
[[maybe_unused]] int32_t* ebp)
{
auto ride = get_ride(*edx & 0xFF);
*ebx = place_maze_design(
*ebx & 0xFF, ride, ((*ebx >> 8) & 0xFF) | (((*edx >> 8) & 0xFF) << 8), *eax & 0xFFFF, *ecx & 0xFFFF, *edi & 0xFFFF);
}
#pragma region Track Design Preview
/**
*
* rct2: 0x006D1EF0
*/
void track_design_draw_preview(rct_track_td6* td6, uint8_t* pixels)
{
// Make a copy of the map
map_backup* mapBackup = track_design_preview_backup_map();
if (mapBackup == nullptr)
{
return;
}
track_design_preview_clear_map();
if (gScreenFlags & SCREEN_FLAGS_TRACK_MANAGER)
{
track_design_load_scenery_objects(td6);
}
money32 cost;
Ride* ride;
uint8_t flags;
if (!track_design_place_preview(td6, &cost, &ride, &flags))
{
std::fill_n(pixels, TRACK_PREVIEW_IMAGE_SIZE * 4, 0x00);
track_design_preview_restore_map(mapBackup);
return;
}
td6->cost = cost;
td6->track_flags = flags & 7;
CoordsXYZ centre;
centre.x = (gTrackPreviewMin.x + gTrackPreviewMax.x) / 2 + 16;
centre.y = (gTrackPreviewMin.y + gTrackPreviewMax.y) / 2 + 16;
centre.z = (gTrackPreviewMin.z + gTrackPreviewMax.z) / 2;
int32_t size_x = gTrackPreviewMax.x - gTrackPreviewMin.x;
int32_t size_y = gTrackPreviewMax.y - gTrackPreviewMin.y;
int32_t size_z = gTrackPreviewMax.z - gTrackPreviewMin.z;
// Special case for flat rides - Z-axis info is irrelevant
// and must be zeroed out lest the preview be off-centre
if (!ride_type_has_flag(td6->type, RIDE_TYPE_FLAG_HAS_TRACK))
{
centre.z = 0;
size_z = 0;
}
int32_t zoom_level = 1;
if (size_x < size_y)
{
size_x = size_y;
}
if (size_x > 1000 || size_z > 280)
{
zoom_level = 2;
}
if (size_x > 1600 || size_z > 1000)
{
zoom_level = 3;
}
size_x = 370 << zoom_level;
size_y = 217 << zoom_level;
rct_viewport view;
view.width = 370;
view.height = 217;
view.view_width = size_x;
view.view_height = size_y;
view.x = 0;
view.y = 0;
view.zoom = zoom_level;
view.flags = VIEWPORT_FLAG_HIDE_BASE | VIEWPORT_FLAG_INVISIBLE_SPRITES;
rct_drawpixelinfo dpi;
dpi.zoom_level = zoom_level;
dpi.x = 0;
dpi.y = 0;
dpi.width = 370;
dpi.height = 217;
dpi.pitch = 0;
dpi.bits = pixels;
CoordsXY offset = { size_x / 2, size_y / 2 };
for (uint8_t i = 0; i < 4; i++)
{
gCurrentRotation = i;
CoordsXY pos2d = translate_3d_to_2d_with_z(i, centre);
pos2d.x -= offset.x;
pos2d.y -= offset.y;
int32_t left = pos2d.x;
int32_t top = pos2d.y;
int32_t right = left + size_x;
int32_t bottom = top + size_y;
view.view_x = left;
view.view_y = top;
viewport_paint(&view, &dpi, left, top, right, bottom);
dpi.bits += TRACK_PREVIEW_IMAGE_SIZE;
}
ride_delete(ride);
track_design_preview_restore_map(mapBackup);
}
/**
* Create a backup of the map as it will be cleared for drawing the track
* design preview.
* rct2: 0x006D1C68
*/
static map_backup* track_design_preview_backup_map()
{
map_backup* backup = (map_backup*)malloc(sizeof(map_backup));
if (backup != nullptr)
{
std::memcpy(backup->tile_elements, gTileElements, sizeof(backup->tile_elements));
std::memcpy(backup->tile_pointers, gTileElementTilePointers, sizeof(backup->tile_pointers));
backup->next_free_tile_element = gNextFreeTileElement;
backup->map_size_units = gMapSizeUnits;
backup->map_size_units_minus_2 = gMapSizeMinus2;
backup->map_size = gMapSize;
backup->current_rotation = get_current_rotation();
}
return backup;
}
/**
* Restores the map from a backup.
* rct2: 0x006D2378
*/
static void track_design_preview_restore_map(map_backup* backup)
{
std::memcpy(gTileElements, backup->tile_elements, sizeof(backup->tile_elements));
std::memcpy(gTileElementTilePointers, backup->tile_pointers, sizeof(backup->tile_pointers));
gNextFreeTileElement = backup->next_free_tile_element;
gMapSizeUnits = backup->map_size_units;
gMapSizeMinus2 = backup->map_size_units_minus_2;
gMapSize = backup->map_size;
gCurrentRotation = backup->current_rotation;
free(backup);
}
/**
* Resets all the map elements to surface tiles for track preview.
* rct2: 0x006D1D9A
*/
static void track_design_preview_clear_map()
{
// These values were previously allocated in backup map but
// it seems more fitting to place in this function
gMapSizeUnits = 255 * 32;
gMapSizeMinus2 = (264 * 32) - 2;
gMapSize = 256;
for (int32_t i = 0; i < MAX_TILE_TILE_ELEMENT_POINTERS; i++)
{
TileElement* tile_element = &gTileElements[i];
tile_element->ClearAs(TILE_ELEMENT_TYPE_SURFACE);
tile_element->flags = TILE_ELEMENT_FLAG_LAST_TILE;
tile_element->AsSurface()->SetSlope(TILE_ELEMENT_SLOPE_FLAT);
tile_element->AsSurface()->SetWaterHeight(0);
tile_element->AsSurface()->SetSurfaceStyle(TERRAIN_GRASS);
tile_element->AsSurface()->SetEdgeStyle(TERRAIN_EDGE_ROCK);
tile_element->AsSurface()->SetGrassLength(GRASS_LENGTH_CLEAR_0);
tile_element->AsSurface()->SetOwnership(OWNERSHIP_OWNED);
tile_element->AsSurface()->SetParkFences(0);
}
map_update_tile_pointers();
}
bool track_design_are_entrance_and_exit_placed()
{
return _trackDesignPlaceStateEntranceExitPlaced;
}
#pragma endregion
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