mirror of https://github.com/OpenRCT2/OpenRCT2.git
163 lines
4.8 KiB
C++
163 lines
4.8 KiB
C++
/*****************************************************************************
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* Copyright (c) 2014-2023 OpenRCT2 developers
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*
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* For a complete list of all authors, please refer to contributors.md
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* Interested in contributing? Visit https://github.com/OpenRCT2/OpenRCT2
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*
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* OpenRCT2 is licensed under the GNU General Public License version 3.
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*****************************************************************************/
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#include "WaterLowerAction.h"
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#include "../OpenRCT2.h"
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#include "../audio/audio.h"
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#include "../ride/RideConstruction.h"
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#include "WaterSetHeightAction.h"
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WaterLowerAction::WaterLowerAction(MapRange range)
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: _range(range)
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{
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}
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void WaterLowerAction::AcceptParameters(GameActionParameterVisitor& visitor)
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{
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visitor.Visit(_range);
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}
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uint16_t WaterLowerAction::GetActionFlags() const
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{
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return GameAction::GetActionFlags();
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}
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void WaterLowerAction::Serialise(DataSerialiser& stream)
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{
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GameAction::Serialise(stream);
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stream << DS_TAG(_range);
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}
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GameActions::Result WaterLowerAction::Query() const
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{
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return QueryExecute(false);
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}
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GameActions::Result WaterLowerAction::Execute() const
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{
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return QueryExecute(true);
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}
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GameActions::Result WaterLowerAction::QueryExecute(bool isExecuting) const
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{
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auto res = GameActions::Result();
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auto validRange = ClampRangeWithinMap(_range);
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res.Position.x = ((validRange.GetLeft() + validRange.GetRight()) / 2) + 16;
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res.Position.y = ((validRange.GetTop() + validRange.GetBottom()) / 2) + 16;
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int16_t z = TileElementHeight(res.Position);
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int16_t waterHeight = TileElementWaterHeight(res.Position);
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if (waterHeight != 0)
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{
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z = waterHeight;
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}
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res.Position.z = z;
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res.Expenditure = ExpenditureType::Landscaping;
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uint8_t minHeight = GetLowestHeight(validRange);
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bool hasChanged = false;
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bool withinOwnership = false;
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for (int32_t y = validRange.GetTop(); y <= validRange.GetBottom(); y += COORDS_XY_STEP)
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{
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for (int32_t x = validRange.GetLeft(); x <= validRange.GetRight(); x += COORDS_XY_STEP)
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{
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if (!LocationValid({ x, y }))
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continue;
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auto* surfaceElement = MapGetSurfaceElementAt(CoordsXY{ x, y });
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if (surfaceElement == nullptr)
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continue;
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if (!(gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) && !gCheatsSandboxMode)
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{
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if (!MapIsLocationInPark(CoordsXY{ x, y }))
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{
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continue;
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}
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}
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withinOwnership = true;
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uint8_t height = surfaceElement->GetWaterHeight() / COORDS_Z_STEP;
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if (height == 0)
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continue;
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if (height < minHeight)
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continue;
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height -= 2;
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auto waterSetHeightAction = WaterSetHeightAction({ x, y }, height);
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waterSetHeightAction.SetFlags(GetFlags());
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auto result = isExecuting ? GameActions::ExecuteNested(&waterSetHeightAction)
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: GameActions::QueryNested(&waterSetHeightAction);
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if (result.Error == GameActions::Status::Ok)
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{
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res.Cost += result.Cost;
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hasChanged = true;
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}
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else
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{
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result.ErrorTitle = STR_CANT_LOWER_WATER_LEVEL_HERE;
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return result;
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}
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}
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}
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if (!withinOwnership)
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{
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return GameActions::Result(
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GameActions::Status::Disallowed, STR_CANT_LOWER_WATER_LEVEL_HERE, STR_LAND_NOT_OWNED_BY_PARK);
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;
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}
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if (isExecuting && hasChanged)
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{
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OpenRCT2::Audio::Play3D(OpenRCT2::Audio::SoundId::LayingOutWater, res.Position);
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}
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// Force ride construction to recheck area
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_currentTrackSelectionFlags |= TRACK_SELECTION_FLAG_RECHECK;
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return res;
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}
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uint8_t WaterLowerAction::GetLowestHeight(const MapRange& validRange) const
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{
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// The lowest height to lower the water to is the highest water level in the selection
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uint8_t minHeight{ 0 };
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for (int32_t y = validRange.GetTop(); y <= validRange.GetBottom(); y += COORDS_XY_STEP)
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{
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for (int32_t x = validRange.GetLeft(); x <= validRange.GetRight(); x += COORDS_XY_STEP)
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{
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if (!(gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) && !gCheatsSandboxMode)
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{
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if (!MapIsLocationInPark(CoordsXY{ x, y }))
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{
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continue;
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}
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}
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auto* surfaceElement = MapGetSurfaceElementAt(CoordsXY{ x, y });
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if (surfaceElement == nullptr)
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continue;
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uint8_t height = surfaceElement->GetWaterHeight() / COORDS_Z_STEP;
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if (height == 0)
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continue;
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if (height > minHeight)
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{
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minHeight = height;
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}
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}
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}
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return minHeight;
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}
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