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OpenRCT2/src/openrct2/management/Research.cpp
2018-01-29 20:09:05 +01:00

1019 lines
29 KiB
C++

#pragma region Copyright (c) 2014-2017 OpenRCT2 Developers
/*****************************************************************************
* OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
*
* OpenRCT2 is the work of many authors, a full list can be found in contributors.md
* For more information, visit https://github.com/OpenRCT2/OpenRCT2
*
* OpenRCT2 is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* A full copy of the GNU General Public License can be found in licence.txt
*****************************************************************************/
#pragma endregion
#include "../config/Config.h"
#include "../core/Guard.hpp"
#include "../core/Util.hpp"
#include "../Game.h"
#include "../interface/Window.h"
#include "../localisation/Date.h"
#include "../localisation/Localisation.h"
#include "../localisation/StringIds.h"
#include "../object/ObjectList.h"
#include "../OpenRCT2.h"
#include "../scenario/Scenario.h"
#include "../rct1/RCT1.h"
#include "../ride/Ride.h"
#include "../ride/RideData.h"
#include "../ride/RideGroupManager.h"
#include "../ride/TrackData.h"
#include "../world/Scenery.h"
#include "NewsItem.h"
#include "Finance.h"
#include "Research.h"
#include "../core/Memory.hpp"
#include "../util/Util.h"
static constexpr const sint32 _researchRate[] = {0, 160, 250, 400};
uint8 gResearchFundingLevel;
uint8 gResearchPriorities;
uint16 gResearchProgress;
uint8 gResearchProgressStage;
rct_research_item gResearchLastItem;
uint8 gResearchExpectedMonth;
uint8 gResearchExpectedDay;
rct_research_item gResearchNextItem;
// 0x01358844[500]
rct_research_item gResearchItems[MAX_RESEARCH_ITEMS];
// 0x00EE787C
uint8 gResearchUncompletedCategories;
static bool _researchedRideTypes[RIDE_TYPE_COUNT];
static bool _researchedRideEntries[MAX_RIDE_OBJECTS];
static bool _researchedSceneryItems[MAX_RESEARCHED_SCENERY_ITEMS];
bool gSilentResearch = false;
/**
*
* rct2: 0x006671AD, part of 0x00667132
*/
void research_reset_items()
{
gResearchItems[0].rawValue = RESEARCHED_ITEMS_SEPARATOR;
gResearchItems[1].rawValue = RESEARCHED_ITEMS_END;
gResearchItems[2].rawValue = RESEARCHED_ITEMS_END_2;
}
/**
*
* rct2: 0x00684BAE
*/
void research_update_uncompleted_types()
{
sint32 uncompletedResearchTypes = 0;
rct_research_item * researchItem = gResearchItems;
while (researchItem++->rawValue != RESEARCHED_ITEMS_SEPARATOR);
for (; researchItem->rawValue != RESEARCHED_ITEMS_END; researchItem++)
{
uncompletedResearchTypes |= (1 << researchItem->category);
}
gResearchUncompletedCategories = uncompletedResearchTypes;
}
/**
*
* rct2: 0x00684D2A
*/
static void research_calculate_expected_date()
{
if (gResearchProgressStage == RESEARCH_STAGE_INITIAL_RESEARCH || gResearchFundingLevel == RESEARCH_FUNDING_NONE)
{
gResearchExpectedDay = 255;
}
else
{
sint32 progressRemaining = gResearchProgressStage == RESEARCH_STAGE_COMPLETING_DESIGN ? 0x10000 : 0x20000;
progressRemaining -= gResearchProgress;
sint32 daysRemaining = (progressRemaining / _researchRate[gResearchFundingLevel]) * 128;
sint32 expectedDay = gDateMonthTicks + (daysRemaining & 0xFFFF);
sint32 dayQuotient = expectedDay / 0x10000;
sint32 dayRemainder = expectedDay % 0x10000;
sint32 expectedMonth = date_get_month(gDateMonthsElapsed + dayQuotient + (daysRemaining >> 16));
expectedDay = (dayRemainder * days_in_month[expectedMonth]) >> 16;
gResearchExpectedDay = expectedDay;
gResearchExpectedMonth = expectedMonth;
}
}
static void research_invalidate_related_windows()
{
window_invalidate_by_class(WC_CONSTRUCT_RIDE);
window_invalidate_by_class(WC_RESEARCH);
}
/**
*
* rct2: 0x00684BE5
*/
static void research_next_design()
{
rct_research_item * firstUnresearchedItem, * researchItem, tmp;
sint32 ignoreActiveResearchTypes;
// Skip already researched items
firstUnresearchedItem = gResearchItems;
while (firstUnresearchedItem->rawValue != RESEARCHED_ITEMS_SEPARATOR)
{
firstUnresearchedItem++;
}
ignoreActiveResearchTypes = 0;
researchItem = firstUnresearchedItem;
for (;;)
{
researchItem++;
if (researchItem->rawValue == RESEARCHED_ITEMS_END)
{
if (!ignoreActiveResearchTypes)
{
ignoreActiveResearchTypes = 1;
researchItem = firstUnresearchedItem;
continue;
}
else
{
gResearchProgress = 0;
gResearchProgressStage = RESEARCH_STAGE_FINISHED_ALL;
research_invalidate_related_windows();
// Reset funding to 0 if no more rides.
research_set_funding(0);
return;
}
}
else if (ignoreActiveResearchTypes || (gResearchPriorities & (1 << researchItem->category)))
{
break;
}
}
gResearchNextItem = *researchItem;
gResearchProgress = 0;
gResearchProgressStage = RESEARCH_STAGE_DESIGNING;
// Bubble research item up until it is above the researched items separator
do
{
tmp = *researchItem;
*researchItem = *(researchItem - 1);
*(researchItem - 1) = tmp;
researchItem--;
}
while ((researchItem + 1)->rawValue != RESEARCHED_ITEMS_SEPARATOR);
research_invalidate_related_windows();
}
/**
*
* rct2: 0x006848D4
*/
void research_finish_item(rct_research_item * researchItem)
{
gResearchLastItem = *researchItem;
research_invalidate_related_windows();
if (researchItem->type == RESEARCH_ENTRY_TYPE_RIDE)
{
// Ride
uint32 base_ride_type = researchItem->baseRideType;
sint32 rideEntryIndex = researchItem->entryIndex;
rct_ride_entry * rideEntry = get_ride_entry(rideEntryIndex);
if (rideEntry != nullptr && base_ride_type != RIDE_TYPE_NULL)
{
bool ride_group_was_invented_before = false;
bool ride_type_was_invented_before = ride_type_is_invented(base_ride_type);
rct_string_id availabilityString;
// Determine if the ride group this entry belongs to was invented before.
if (RideGroupManager::RideTypeHasRideGroups(base_ride_type))
{
const RideGroup * rideGroup = RideGroupManager::GetRideGroup(base_ride_type, rideEntry);
if (RideGroupManager::RideGroupIsInvented(rideGroup))
{
ride_group_was_invented_before = true;
}
}
ride_type_set_invented(base_ride_type);
openrct2_assert(base_ride_type < Util::CountOf(RideTypePossibleTrackConfigurations),
"Invalid base_ride_type = %d", base_ride_type);
ride_entry_set_invented(rideEntryIndex);
if (!(rideEntry->flags & RIDE_ENTRY_FLAG_SEPARATE_RIDE))
{
for (sint32 i = 0; i < MAX_RESEARCHED_TRACK_TYPES; i++)
{
rct_ride_entry * rideEntry2 = get_ride_entry(i);
if (rideEntry2 == nullptr)
{
continue;
}
if ((rideEntry2->flags & RIDE_ENTRY_FLAG_SEPARATE_RIDE))
{
continue;
}
for (auto rideType : rideEntry2->ride_type)
{
if (rideType == base_ride_type)
{
ride_entry_set_invented(i);
break;
}
}
}
}
// If a vehicle should be listed separately (maze, mini golf, flat rides, shops)
if (RideGroupManager::RideTypeIsIndependent(base_ride_type))
{
availabilityString = STR_NEWS_ITEM_RESEARCH_NEW_RIDE_AVAILABLE;
set_format_arg(0, rct_string_id, rideEntry->naming.name);
}
// If a vehicle is the first to be invented for its ride group, show the ride group name.
else if (!ride_type_was_invented_before ||
(RideGroupManager::RideTypeHasRideGroups(base_ride_type) && !ride_group_was_invented_before))
{
rct_ride_name naming = get_ride_naming(base_ride_type, rideEntry);
availabilityString = STR_NEWS_ITEM_RESEARCH_NEW_RIDE_AVAILABLE;
set_format_arg(0, rct_string_id, naming.name);
}
// If the vehicle should not be listed separately and it isn't the first to be invented for its ride group,
// report it as a new vehicle for the existing ride group.
else
{
availabilityString = STR_NEWS_ITEM_RESEARCH_NEW_VEHICLE_AVAILABLE;
rct_ride_name baseRideNaming = get_ride_naming(base_ride_type, rideEntry);
set_format_arg(0, rct_string_id, baseRideNaming.name);
set_format_arg(2, rct_string_id, rideEntry->naming.name);
}
if (!gSilentResearch)
{
if (gConfigNotifications.ride_researched)
{
news_item_add_to_queue(NEWS_ITEM_RESEARCH, availabilityString, researchItem->rawValue);
}
}
research_invalidate_related_windows();
}
}
else
{
// Scenery
rct_scenery_group_entry * sceneryGroupEntry = get_scenery_group_entry(researchItem->entryIndex);
if (sceneryGroupEntry != nullptr)
{
scenery_group_set_invented(researchItem->entryIndex);
set_format_arg(0, rct_string_id, sceneryGroupEntry->name);
if (!gSilentResearch)
{
if (gConfigNotifications.ride_researched)
{
news_item_add_to_queue(NEWS_ITEM_RESEARCH, STR_NEWS_ITEM_RESEARCH_NEW_SCENERY_SET_AVAILABLE, researchItem->rawValue);
}
}
research_invalidate_related_windows();
init_scenery();
}
}
}
/**
*
* rct2: 0x00684C7A
*/
void research_update()
{
sint32 editorScreenFlags, researchLevel, currentResearchProgress;
editorScreenFlags = SCREEN_FLAGS_SCENARIO_EDITOR | SCREEN_FLAGS_TRACK_DESIGNER | SCREEN_FLAGS_TRACK_MANAGER;
if (gScreenFlags & editorScreenFlags)
{
return;
}
if (gScenarioTicks % 32 != 0)
{
return;
}
researchLevel = gResearchFundingLevel;
currentResearchProgress = gResearchProgress;
currentResearchProgress += _researchRate[researchLevel];
if (currentResearchProgress <= 0xFFFF)
{
gResearchProgress = currentResearchProgress;
}
else
{
switch (gResearchProgressStage)
{
case RESEARCH_STAGE_INITIAL_RESEARCH:
research_next_design();
research_calculate_expected_date();
break;
case RESEARCH_STAGE_DESIGNING:
gResearchProgress = 0;
gResearchProgressStage = RESEARCH_STAGE_COMPLETING_DESIGN;
research_calculate_expected_date();
research_invalidate_related_windows();
break;
case RESEARCH_STAGE_COMPLETING_DESIGN:
research_finish_item(&gResearchNextItem);
gResearchProgress = 0;
gResearchProgressStage = RESEARCH_STAGE_INITIAL_RESEARCH;
research_calculate_expected_date();
research_update_uncompleted_types();
research_invalidate_related_windows();
break;
}
}
}
void research_process_random_items()
{
rct_research_item * research = gResearchItems;
for (; research->rawValue != RESEARCHED_ITEMS_END; research++) { }
research++;
for (; research->rawValue != RESEARCHED_ITEMS_END_2; research += 2)
{
if (scenario_rand() & 1)
{
continue;
}
rct_research_item * edx = nullptr;
rct_research_item * ebp = nullptr;
rct_research_item * inner_research = gResearchItems;
do
{
if (research->rawValue == inner_research->rawValue)
{
edx = inner_research;
}
if ((research + 1)->rawValue == inner_research->rawValue)
{
ebp = inner_research;
}
}
while ((inner_research++)->rawValue != RESEARCHED_ITEMS_END);
assert(edx != nullptr);
edx->rawValue = research->rawValue;
assert(ebp != nullptr);
ebp->rawValue = (research + 1)->rawValue;
uint8 cat = edx->category;
edx->category = ebp->category;
ebp->category = cat;
}
}
/**
*
* rct2: 0x00684AC3
*/
void research_reset_current_item()
{
research_process_random_items();
set_every_ride_type_not_invented();
set_every_ride_entry_not_invented();
// The following two instructions together make all items not tied to a scenery group available.
set_all_scenery_items_invented();
set_all_scenery_groups_not_invented();
for (rct_research_item * research = gResearchItems; research->rawValue != RESEARCHED_ITEMS_SEPARATOR; research++)
{
research_finish_item(research);
}
gResearchLastItem.rawValue = RESEARCHED_ITEMS_SEPARATOR;
gResearchProgressStage = RESEARCH_STAGE_INITIAL_RESEARCH;
gResearchProgress = 0;
}
/**
*
* rct2: 0x006857FA
*/
static void research_insert_unresearched(sint32 rawValue, sint32 category)
{
rct_research_item * researchItem, * researchItem2;
researchItem = gResearchItems;
do
{
if (researchItem->rawValue == RESEARCHED_ITEMS_END)
{
// Insert slot
researchItem2 = researchItem;
while (researchItem2->rawValue != RESEARCHED_ITEMS_END_2)
{
researchItem2++;
}
memmove(researchItem + 1, researchItem, (researchItem2 - researchItem + 1) * sizeof(rct_research_item));
// Place new item
researchItem->rawValue = rawValue;
researchItem->category = category;
break;
}
}
while (rawValue != (researchItem++)->rawValue);
}
/**
*
* rct2: 0x00685826
*/
static void research_insert_researched(sint32 rawValue, uint8 category)
{
rct_research_item * researchItem, * researchItem2;
researchItem = gResearchItems;
// First check to make sure that entry is not already accounted for
for (; researchItem->rawValue != RESEARCHED_ITEMS_END; researchItem++)
{
if ((researchItem->rawValue & 0xFFFFFF) == (rawValue & 0xFFFFFF))
{
return;
}
}
researchItem = gResearchItems;
do
{
if (researchItem->rawValue == RESEARCHED_ITEMS_SEPARATOR)
{
// Insert slot
researchItem2 = researchItem;
while (researchItem2->rawValue != RESEARCHED_ITEMS_END_2)
{
researchItem2++;
}
memmove(researchItem + 1, researchItem, (researchItem2 - researchItem + 1) * sizeof(rct_research_item));
// Place new item
researchItem->rawValue = rawValue;
researchItem->category = category;
break;
}
}
while (rawValue != (researchItem++)->rawValue);
}
/**
*
* rct2: 0x006857CF
*/
void research_remove(rct_research_item * researchItem)
{
for (rct_research_item * researchItem2 = gResearchItems;
researchItem2->rawValue != RESEARCHED_ITEMS_END; researchItem2++)
{
if (researchItem2->rawValue == researchItem->rawValue)
{
do
{
*researchItem2 = *(researchItem2 + 1);
}
while (researchItem2++->rawValue != RESEARCHED_ITEMS_END_2);
return;
}
}
}
void research_insert(sint32 researched, sint32 rawValue, uint8 category)
{
if (researched)
{
research_insert_researched(rawValue, category);
}
else
{
research_insert_unresearched(rawValue, category);
}
}
/**
*
* rct2: 0x00685675
*/
void research_populate_list_random()
{
// Rides
for (sint32 i = 0; i < MAX_RIDE_OBJECTS; i++)
{
rct_ride_entry * rideEntry = get_ride_entry(i);
if (rideEntry == nullptr)
{
continue;
}
sint32 researched = (scenario_rand() & 0xFF) > 128;
for (auto rideType : rideEntry->ride_type)
{
if (rideType != RIDE_TYPE_NULL)
{
research_insert(researched, RESEARCH_ENTRY_RIDE_MASK | (rideType << 8) | i, rideEntry->category[0]);
}
}
}
// Scenery
for (sint32 i = 0; i < MAX_SCENERY_GROUP_OBJECTS; i++)
{
rct_scenery_group_entry * sceneryGroupEntry = get_scenery_group_entry(i);
if (sceneryGroupEntry == nullptr)
{
continue;
}
sint32 researched = (scenario_rand() & 0xFF) > 85;
research_insert(researched, i, RESEARCH_CATEGORY_SCENERY_GROUP);
}
}
void research_populate_list_researched()
{
// Rides
for (sint32 i = 0; i < MAX_RIDE_OBJECTS; i++)
{
rct_ride_entry * rideEntry = get_ride_entry(i);
if (rideEntry == nullptr)
{
continue;
}
for (auto rideType : rideEntry->ride_type)
{
if (rideType != RIDE_TYPE_NULL)
{
research_insert(true, RESEARCH_ENTRY_RIDE_MASK | (rideType << 8) | i, rideEntry->category[0]);
}
}
}
// Scenery
for (sint32 i = 0; i < MAX_SCENERY_GROUP_OBJECTS; i++)
{
rct_scenery_group_entry * sceneryGroupEntry = get_scenery_group_entry(i);
if (sceneryGroupEntry == nullptr)
{
continue;
}
research_insert(true, i, RESEARCH_CATEGORY_SCENERY_GROUP);
}
}
void research_set_funding(sint32 amount)
{
game_do_command(0, GAME_COMMAND_FLAG_APPLY, 0, amount, GAME_COMMAND_SET_RESEARCH_FUNDING, 0, 0);
}
void research_set_priority(sint32 activeCategories)
{
game_do_command(0, (1 << 8) | GAME_COMMAND_FLAG_APPLY, 0, activeCategories, GAME_COMMAND_SET_RESEARCH_FUNDING, 0, 0);
}
/**
*
* rct2: 0x00684A7F
*/
void game_command_set_research_funding(sint32 * eax, sint32 * ebx, sint32 * ecx, sint32 * edx, sint32 * esi, sint32 * edi, sint32 * ebp)
{
sint32 setPriorities = (*ebx & (1 << 8)) != 0;
uint32 fundingAmount = *edx;
sint32 activeCategories = *edx;
gCommandExpenditureType = RCT_EXPENDITURE_TYPE_RESEARCH;
if (*ebx & GAME_COMMAND_FLAG_APPLY)
{
if (!setPriorities)
{
if (fundingAmount >= Util::CountOf(_researchRate))
{
*ebx = MONEY32_UNDEFINED;
log_warning("Invalid research rate %d", fundingAmount);
return;
}
gResearchFundingLevel = fundingAmount;
}
else
{
gResearchPriorities = activeCategories;
}
window_invalidate_by_class(WC_FINANCES);
window_invalidate_by_class(WC_RESEARCH);
}
*ebx = 0;
}
void research_insert_ride_entry(uint8 entryIndex, bool researched)
{
rct_ride_entry * rideEntry = get_ride_entry(entryIndex);
uint8 category = rideEntry->category[0];
for (auto rideType : rideEntry->ride_type)
{
if (rideType != RIDE_TYPE_NULL)
{
research_insert(researched, RESEARCH_ENTRY_RIDE_MASK | (rideType << 8) | entryIndex, category);
}
}
}
void research_insert_scenery_group_entry(uint8 entryIndex, bool researched)
{
research_insert(researched, entryIndex, RESEARCH_CATEGORY_SCENERY_GROUP);
}
bool ride_type_is_invented(sint32 rideType)
{
return _researchedRideTypes[rideType];
}
bool ride_entry_is_invented(sint32 rideEntryIndex)
{
return _researchedRideEntries[rideEntryIndex];
}
bool track_piece_is_available_for_ride_type(uint8 rideType, sint32 trackType)
{
return RideTypePossibleTrackConfigurations[rideType] & (1ULL << trackType);
}
void ride_type_set_invented(sint32 rideType)
{
_researchedRideTypes[rideType] = true;
}
void ride_entry_set_invented(sint32 rideEntryIndex)
{
_researchedRideEntries[rideEntryIndex] = true;
}
bool scenery_is_invented(uint16 sceneryItem)
{
return _researchedSceneryItems[sceneryItem];
}
void scenery_set_invented(uint16 sceneryItem)
{
_researchedSceneryItems[sceneryItem] = true;
}
void scenery_set_not_invented(uint16 sceneryItem)
{
_researchedSceneryItems[sceneryItem] = false;
}
bool scenery_group_is_invented(sint32 sgIndex)
{
auto invented = false;
const auto sgEntry = get_scenery_group_entry(sgIndex);
if (sgEntry != nullptr && sgEntry->entry_count > 0)
{
if (gCheatsIgnoreResearchStatus)
{
invented = true;
}
else
{
for (auto i = 0; i < sgEntry->entry_count; i++)
{
auto sceneryEntryIndex = sgEntry->scenery_entries[i];
if (scenery_is_invented(sceneryEntryIndex))
{
invented = true;
break;
}
}
}
}
return invented;
}
void scenery_group_set_invented(sint32 sgIndex)
{
const auto sgEntry = get_scenery_group_entry(sgIndex);
if (sgEntry != nullptr && sgEntry->entry_count > 0)
{
for (auto i = 0; i < sgEntry->entry_count; i++)
{
auto sceneryEntryIndex = sgEntry->scenery_entries[i];
scenery_set_invented(sceneryEntryIndex);
}
}
}
void set_all_scenery_groups_not_invented()
{
for (sint32 i = 0; i < MAX_SCENERY_GROUP_OBJECTS; ++i)
{
rct_scenery_group_entry * scenery_set = get_scenery_group_entry(i);
if (scenery_set == nullptr)
{
continue;
}
for (sint32 j = 0; j < scenery_set->entry_count; ++j)
{
scenery_set_not_invented(scenery_set->scenery_entries[j]);
}
}
}
void set_all_scenery_items_invented()
{
Memory::Set(_researchedSceneryItems, true, sizeof(_researchedSceneryItems));
}
void set_all_scenery_items_not_invented()
{
Memory::Set(_researchedSceneryItems, false, sizeof(_researchedSceneryItems));
}
void set_every_ride_type_invented()
{
Memory::Set(_researchedRideTypes, true, sizeof(_researchedRideTypes));
}
void set_every_ride_type_not_invented()
{
Memory::Set(_researchedRideTypes, false, sizeof(_researchedRideTypes));
}
void set_every_ride_entry_invented()
{
Memory::Set(_researchedRideEntries, true, sizeof(_researchedRideEntries));
}
void set_every_ride_entry_not_invented()
{
Memory::Set(_researchedRideEntries, false, sizeof(_researchedRideEntries));
}
/**
*
* rct2: 0x0068563D
*/
rct_string_id research_item_get_name(rct_research_item * researchItem)
{
if (researchItem->type == RESEARCH_ENTRY_TYPE_RIDE)
{
rct_ride_entry * rideEntry = get_ride_entry(researchItem->entryIndex);
if (rideEntry == nullptr)
{
return STR_EMPTY;
}
else
{
return rideEntry->naming.name;
}
}
else
{
rct_scenery_group_entry * sceneryEntry = get_scenery_group_entry(researchItem->entryIndex);
if (sceneryEntry == nullptr)
{
return STR_EMPTY;
}
else
{
return sceneryEntry->name;
}
}
}
/**
* This will return the name of the base ride type or ride group, as seen in the research window.
*/
rct_string_id research_get_friendly_base_ride_type_name(uint8 trackType, rct_ride_entry * rideEntry)
{
if (RideGroupManager::RideTypeHasRideGroups(trackType))
{
const RideGroup * rideGroup = RideGroupManager::GetRideGroup(trackType, rideEntry);
return rideGroup->Naming.name;
}
else
{
return RideNaming[trackType].name;
}
}
/**
*
* rct2: 0x00685A79
* Do not use the research list outside of the inventions list window with the flags
*/
void research_remove_flags()
{
for (rct_research_item * research = gResearchItems; research->rawValue != RESEARCHED_ITEMS_END_2; research++)
{
// Clear the always researched flags.
if (research->rawValue > RESEARCHED_ITEMS_SEPARATOR)
{
research->flags = 0;
}
}
}
void research_fix()
{
// Fix invalid research items
for (sint32 i = 0; i < MAX_RESEARCH_ITEMS; i++)
{
rct_research_item * researchItem = &gResearchItems[i];
if (researchItem->rawValue == RESEARCHED_ITEMS_SEPARATOR)
continue;
if (researchItem->rawValue == RESEARCHED_ITEMS_END)
{
if (i == MAX_RESEARCH_ITEMS - 1)
{
(--researchItem)->rawValue = RESEARCHED_ITEMS_END;
}
(++researchItem)->rawValue = RESEARCHED_ITEMS_END_2;
break;
}
if (researchItem->rawValue == RESEARCHED_ITEMS_END_2)
break;
if (researchItem->type == RESEARCH_ENTRY_TYPE_RIDE)
{
rct_ride_entry * rideEntry = get_ride_entry(researchItem->entryIndex);
if (rideEntry == nullptr)
{
research_remove(researchItem);
i--;
}
}
else
{
rct_scenery_group_entry * sceneryGroupEntry = get_scenery_group_entry(researchItem->rawValue);
if (sceneryGroupEntry == nullptr)
{
research_remove(researchItem);
i--;
}
}
}
research_update_uncompleted_types();
if (gResearchUncompletedCategories == 0)
gResearchProgressStage = RESEARCH_STAGE_FINISHED_ALL;
// Sometimes ride entries are not in the research table.
// If all research is done, simply insert all of them as researched.
// For good measure, also include scenery groups.
if (gResearchProgressStage == RESEARCH_STAGE_FINISHED_ALL)
{
for (uint8 i = 0; i < MAX_RIDE_OBJECTS; i++)
{
const rct_ride_entry * rideEntry = get_ride_entry(i);
if (rideEntry != nullptr)
{
research_insert_ride_entry(i, true);
ride_entry_set_invented(i);
for (uint8 j = 0; j < MAX_RIDE_TYPES_PER_RIDE_ENTRY; j++)
{
ride_type_set_invented(rideEntry->ride_type[j]);
}
}
}
for (uint8 i = 0; i < MAX_SCENERY_GROUP_OBJECTS; i++)
{
const rct_scenery_group_entry * groupEntry = get_scenery_group_entry(i);
if (groupEntry != nullptr)
research_insert_scenery_group_entry(i, true);
}
}
}
void research_items_make_all_unresearched()
{
rct_research_item * researchItem, * nextResearchItem, researchItemTemp;
sint32 sorted;
do {
sorted = 1;
for (researchItem = gResearchItems; researchItem->rawValue != RESEARCHED_ITEMS_SEPARATOR; researchItem++)
{
if (research_item_is_always_researched(researchItem))
continue;
nextResearchItem = researchItem + 1;
if (nextResearchItem->rawValue == RESEARCHED_ITEMS_SEPARATOR || research_item_is_always_researched(nextResearchItem))
{
// Bubble up always researched item or separator
researchItemTemp = *researchItem;
*researchItem = *nextResearchItem;
*nextResearchItem = researchItemTemp;
sorted = 0;
if (researchItem->rawValue == RESEARCHED_ITEMS_SEPARATOR)
break;
}
}
}
while (!sorted);
}
void research_items_make_all_researched()
{
rct_research_item * researchItem, researchItemTemp;
// Find separator
for (researchItem = gResearchItems; researchItem->rawValue != RESEARCHED_ITEMS_SEPARATOR; researchItem++) { }
// Move separator below all items
for (; (researchItem + 1)->rawValue != RESEARCHED_ITEMS_END; researchItem++)
{
// Swap separator with research item
researchItemTemp = *researchItem;
*researchItem = *(researchItem + 1);
*(researchItem + 1) = researchItemTemp;
}
}
/**
*
* rct2: 0x00685A93
*/
void research_items_shuffle()
{
rct_research_item * researchItem, * researchOrderBase, researchItemTemp;
sint32 i, numNonResearchedItems;
// Skip pre-researched items
for (researchItem = gResearchItems; researchItem->rawValue != RESEARCHED_ITEMS_SEPARATOR; researchItem++) {}
researchItem++;
researchOrderBase = researchItem;
// Count non pre-researched items
numNonResearchedItems = 0;
for (; researchItem->rawValue != RESEARCHED_ITEMS_END; researchItem++)
numNonResearchedItems++;
// Shuffle list
for (i = 0; i < numNonResearchedItems; i++)
{
sint32 ri = util_rand() % numNonResearchedItems;
if (ri == i)
continue;
researchItemTemp = researchOrderBase[i];
researchOrderBase[i] = researchOrderBase[ri];
researchOrderBase[ri] = researchItemTemp;
}
}
bool research_item_is_always_researched(rct_research_item * researchItem)
{
return (researchItem->flags & (RESEARCH_ENTRY_FLAG_RIDE_ALWAYS_RESEARCHED | RESEARCH_ENTRY_FLAG_SCENERY_SET_ALWAYS_RESEARCHED)) != 0;
}