mirror of
https://github.com/OpenRCT2/OpenRCT2
synced 2025-12-23 15:52:55 +01:00
2115 lines
61 KiB
C++
2115 lines
61 KiB
C++
/*****************************************************************************
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* Copyright (c) 2014-2024 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 "Viewport.h"
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#include "../Context.h"
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#include "../Game.h"
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#include "../GameState.h"
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#include "../Input.h"
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#include "../OpenRCT2.h"
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#include "../config/Config.h"
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#include "../core/Guard.hpp"
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#include "../core/JobPool.h"
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#include "../drawing/Drawing.h"
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#include "../drawing/IDrawingEngine.h"
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#include "../entity/EntityList.h"
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#include "../entity/Guest.h"
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#include "../entity/PatrolArea.h"
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#include "../entity/Staff.h"
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#include "../object/LargeSceneryEntry.h"
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#include "../object/SmallSceneryEntry.h"
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#include "../object/WallSceneryEntry.h"
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#include "../paint/Paint.h"
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#include "../profiling/Profiling.h"
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#include "../ride/Ride.h"
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#include "../ride/RideData.h"
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#include "../ride/TrackDesign.h"
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#include "../ride/Vehicle.h"
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#include "../ui/UiContext.h"
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#include "../ui/WindowManager.h"
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#include "../util/Math.hpp"
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#include "../world/Climate.h"
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#include "../world/Map.h"
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#include "Colour.h"
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#include "Window.h"
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#include "Window_internal.h"
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#include <algorithm>
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#include <cstring>
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#include <list>
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#include <unordered_map>
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using namespace OpenRCT2;
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enum : uint32_t
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{
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IMAGE_TYPE_DEFAULT = 0,
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IMAGE_TYPE_REMAP = (1 << 29),
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IMAGE_TYPE_TRANSPARENT = (1 << 30),
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};
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uint8_t gShowGridLinesRefCount;
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uint8_t gShowLandRightsRefCount;
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uint8_t gShowConstructionRightsRefCount;
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static std::list<Viewport> _viewports;
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Viewport* g_music_tracking_viewport;
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static std::unique_ptr<JobPool> _paintJobs;
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static std::vector<PaintSession*> _paintColumns;
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static uint32_t _currentImageType;
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InteractionInfo::InteractionInfo(const PaintStruct* ps)
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: Loc(ps->MapPos)
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, Element(ps->Element)
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, Entity(ps->Entity)
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, SpriteType(ps->InteractionItem)
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{
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}
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static void ViewportPaintWeatherGloom(DrawPixelInfo& dpi);
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static void ViewportPaint(const Viewport* viewport, DrawPixelInfo& dpi, const ScreenRect& screenRect);
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/**
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* This is not a viewport function. It is used to setup many variables for
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* multiple things.
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* rct2: 0x006E6EAC
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*/
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void ViewportInitAll()
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{
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if (!gOpenRCT2NoGraphics)
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{
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ColoursInitMaps();
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}
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WindowInitAll();
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// ?
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InputResetFlags();
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InputSetState(InputState::Reset);
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gPressedWidget.window_classification = WindowClass::Null;
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gPickupPeepImage = ImageId();
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ResetTooltipNotShown();
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gMapSelectFlags = 0;
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ClearPatrolAreaToRender();
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TextinputCancel();
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}
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/**
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* Converts between 3d point of a sprite to 2d coordinates for centring on that
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* sprite
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* rct2: 0x006EB0C1
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* x : ax
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* y : bx
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* z : cx
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* out_x : ax
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* out_y : bx
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*/
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std::optional<ScreenCoordsXY> centre_2d_coordinates(const CoordsXYZ& loc, Viewport* viewport)
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{
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// If the start location was invalid
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// propagate the invalid location to the output.
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// This fixes a bug that caused the game to enter an infinite loop.
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if (loc.IsNull())
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{
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return std::nullopt;
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}
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auto screenCoord = Translate3DTo2DWithZ(viewport->rotation, loc);
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screenCoord.x -= viewport->view_width / 2;
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screenCoord.y -= viewport->view_height / 2;
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return { screenCoord };
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}
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CoordsXYZ Focus::GetPos() const
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{
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return std::visit(
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[](auto&& arg) {
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using T = std::decay_t<decltype(arg)>;
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if constexpr (std::is_same_v<T, Focus::CoordinateFocus>)
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return arg;
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else if constexpr (std::is_same_v<T, Focus::EntityFocus>)
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{
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auto* centreEntity = GetEntity(arg);
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if (centreEntity != nullptr)
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{
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return CoordsXYZ{ centreEntity->x, centreEntity->y, centreEntity->z };
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}
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else
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{
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LOG_ERROR("Invalid entity for focus.");
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return CoordsXYZ{};
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}
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}
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},
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data);
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}
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/**
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* Viewport will look at sprite or at coordinates as specified in flags 0b_1X
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* for sprite 0b_0X for coordinates
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*
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* rct2: 0x006EB009
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* x: ax
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* y: eax (top 16)
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* width: bx
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* height: ebx (top 16)
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* zoom: cl (8 bits)
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* centre_x: edx lower 16 bits
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* centre_y: edx upper 16 bits
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* centre_z: ecx upper 16 bits
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* sprite: edx lower 16 bits
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* flags: edx top most 2 bits 0b_X1 for zoom clear see below for 2nd bit.
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* w: esi
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*/
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void ViewportCreate(WindowBase* w, const ScreenCoordsXY& screenCoords, int32_t width, int32_t height, const Focus& focus)
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{
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Viewport* viewport = nullptr;
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if (_viewports.size() >= MAX_VIEWPORT_COUNT)
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{
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LOG_ERROR("No more viewport slots left to allocate.");
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return;
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}
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auto itViewport = _viewports.insert(_viewports.end(), Viewport{});
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viewport = &*itViewport;
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viewport->pos = screenCoords;
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viewport->width = width;
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viewport->height = height;
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const auto zoom = focus.zoom;
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viewport->view_width = zoom.ApplyTo(width);
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viewport->view_height = zoom.ApplyTo(height);
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viewport->zoom = zoom;
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viewport->flags = 0;
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if (gConfigGeneral.AlwaysShowGridlines)
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viewport->flags |= VIEWPORT_FLAG_GRIDLINES;
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w->viewport = viewport;
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CoordsXYZ centrePos = focus.GetPos();
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w->viewport_target_sprite = std::visit(
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[](auto&& arg) {
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using T = std::decay_t<decltype(arg)>;
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if constexpr (std::is_same_v<T, Focus::CoordinateFocus>)
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return EntityId::GetNull();
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else if constexpr (std::is_same_v<T, Focus::EntityFocus>)
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return arg;
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},
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focus.data);
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auto centreLoc = centre_2d_coordinates(centrePos, viewport);
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if (!centreLoc.has_value())
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{
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LOG_ERROR("Invalid location for viewport.");
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return;
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}
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w->savedViewPos = *centreLoc;
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viewport->viewPos = *centreLoc;
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}
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void ViewportRemove(Viewport* viewport)
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{
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auto it = std::find_if(_viewports.begin(), _viewports.end(), [viewport](const auto& vp) { return &vp == viewport; });
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if (it == _viewports.end())
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{
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LOG_ERROR("Unable to remove viewport: %p", viewport);
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return;
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}
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_viewports.erase(it);
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}
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Viewport* ViewportGetMain()
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{
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auto mainWindow = WindowGetMain();
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if (mainWindow == nullptr)
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{
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return nullptr;
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}
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return mainWindow->viewport;
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}
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void ViewportsInvalidate(const ScreenRect& screenRect, ZoomLevel maxZoom)
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{
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for (auto& vp : _viewports)
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{
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if (maxZoom == ZoomLevel{ -1 } || vp.zoom <= ZoomLevel{ maxZoom })
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{
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ViewportInvalidate(&vp, screenRect);
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}
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}
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}
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/**
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*
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* rct2: 0x00689174
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* edx is assumed to be (and always is) the current rotation, so it is not
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* needed as parameter.
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*/
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CoordsXYZ ViewportAdjustForMapHeight(const ScreenCoordsXY& startCoords)
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{
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int32_t height = 0;
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uint32_t rotation = GetCurrentRotation();
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CoordsXY pos{};
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for (int32_t i = 0; i < 6; i++)
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{
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pos = ViewportPosToMapPos(startCoords, height);
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height = TileElementHeight(pos);
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// HACK: This is to prevent the x and y values being set to values outside
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// of the map. This can happen when the height is larger than the map size.
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auto mapSizeMinus2 = GetMapSizeMinus2();
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if (pos.x > mapSizeMinus2.x && pos.y > mapSizeMinus2.y)
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{
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static constexpr CoordsXY corr[] = {
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{ -1, -1 },
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{ 1, -1 },
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{ 1, 1 },
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{ -1, 1 },
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};
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pos.x += corr[rotation].x * height;
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pos.y += corr[rotation].y * height;
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}
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}
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return { pos, height };
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}
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/*
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* rct2: 0x006E7FF3
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*/
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static void ViewportRedrawAfterShift(DrawPixelInfo& dpi, WindowBase* window, Viewport* viewport, const ScreenCoordsXY& coords)
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{
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// sub-divide by intersecting windows
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if (window != nullptr)
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{
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// skip current window and non-intersecting windows
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if (viewport == window->viewport || viewport->pos.x + viewport->width <= window->windowPos.x
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|| viewport->pos.x >= window->windowPos.x + window->width
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|| viewport->pos.y + viewport->height <= window->windowPos.y
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|| viewport->pos.y >= window->windowPos.y + window->height)
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{
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auto itWindowPos = WindowGetIterator(window);
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auto itNextWindow = itWindowPos != g_window_list.end() ? std::next(itWindowPos) : g_window_list.end();
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ViewportRedrawAfterShift(
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dpi, itNextWindow == g_window_list.end() ? nullptr : itNextWindow->get(), viewport, coords);
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return;
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}
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// save viewport
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Viewport view_copy = *viewport;
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if (viewport->pos.x < window->windowPos.x)
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{
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viewport->width = window->windowPos.x - viewport->pos.x;
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viewport->view_width = viewport->zoom.ApplyTo(viewport->width);
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ViewportRedrawAfterShift(dpi, window, viewport, coords);
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viewport->pos.x += viewport->width;
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viewport->viewPos.x += viewport->zoom.ApplyTo(viewport->width);
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viewport->width = view_copy.width - viewport->width;
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viewport->view_width = viewport->zoom.ApplyTo(viewport->width);
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ViewportRedrawAfterShift(dpi, window, viewport, coords);
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}
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else if (viewport->pos.x + viewport->width > window->windowPos.x + window->width)
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{
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viewport->width = window->windowPos.x + window->width - viewport->pos.x;
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viewport->view_width = viewport->zoom.ApplyTo(viewport->width);
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ViewportRedrawAfterShift(dpi, window, viewport, coords);
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viewport->pos.x += viewport->width;
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viewport->viewPos.x += viewport->zoom.ApplyTo(viewport->width);
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viewport->width = view_copy.width - viewport->width;
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viewport->view_width = viewport->zoom.ApplyTo(viewport->width);
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ViewportRedrawAfterShift(dpi, window, viewport, coords);
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}
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else if (viewport->pos.y < window->windowPos.y)
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{
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viewport->height = window->windowPos.y - viewport->pos.y;
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viewport->view_width = viewport->zoom.ApplyTo(viewport->width);
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ViewportRedrawAfterShift(dpi, window, viewport, coords);
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viewport->pos.y += viewport->height;
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viewport->viewPos.y += viewport->zoom.ApplyTo(viewport->height);
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viewport->height = view_copy.height - viewport->height;
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viewport->view_width = viewport->zoom.ApplyTo(viewport->width);
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ViewportRedrawAfterShift(dpi, window, viewport, coords);
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}
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else if (viewport->pos.y + viewport->height > window->windowPos.y + window->height)
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{
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viewport->height = window->windowPos.y + window->height - viewport->pos.y;
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viewport->view_width = viewport->zoom.ApplyTo(viewport->width);
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ViewportRedrawAfterShift(dpi, window, viewport, coords);
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viewport->pos.y += viewport->height;
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viewport->viewPos.y += viewport->zoom.ApplyTo(viewport->height);
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viewport->height = view_copy.height - viewport->height;
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viewport->view_width = viewport->zoom.ApplyTo(viewport->width);
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ViewportRedrawAfterShift(dpi, window, viewport, coords);
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}
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// restore viewport
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*viewport = view_copy;
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}
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else
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{
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auto left = viewport->pos.x;
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auto right = viewport->pos.x + viewport->width;
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auto top = viewport->pos.y;
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auto bottom = viewport->pos.y + viewport->height;
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// if moved more than the viewport size
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if (abs(coords.x) < viewport->width && abs(coords.y) < viewport->height)
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{
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// update whole block ?
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DrawingEngineCopyRect(viewport->pos.x, viewport->pos.y, viewport->width, viewport->height, coords.x, coords.y);
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if (coords.x > 0)
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{
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// draw left
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auto _right = viewport->pos.x + coords.x;
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WindowDrawAll(dpi, left, top, _right, bottom);
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left += coords.x;
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}
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else if (coords.x < 0)
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{
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// draw right
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auto _left = viewport->pos.x + viewport->width + coords.x;
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WindowDrawAll(dpi, _left, top, right, bottom);
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right += coords.x;
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}
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if (coords.y > 0)
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{
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// draw top
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bottom = viewport->pos.y + coords.y;
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WindowDrawAll(dpi, left, top, right, bottom);
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}
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else if (coords.y < 0)
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{
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// draw bottom
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top = viewport->pos.y + viewport->height + coords.y;
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WindowDrawAll(dpi, left, top, right, bottom);
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}
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}
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else
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{
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// redraw whole viewport
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WindowDrawAll(dpi, left, top, right, bottom);
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}
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}
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}
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static void ViewportShiftPixels(DrawPixelInfo& dpi, WindowBase* window, Viewport* viewport, int32_t x_diff, int32_t y_diff)
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{
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auto it = WindowGetIterator(window);
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for (; it != g_window_list.end(); it++)
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{
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auto w = it->get();
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if (!(w->flags & WF_TRANSPARENT))
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continue;
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if (w->viewport == viewport)
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continue;
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if (viewport->pos.x + viewport->width <= w->windowPos.x)
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continue;
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if (w->windowPos.x + w->width <= viewport->pos.x)
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continue;
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if (viewport->pos.y + viewport->height <= w->windowPos.y)
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continue;
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if (w->windowPos.y + w->height <= viewport->pos.y)
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continue;
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auto left = w->windowPos.x;
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auto right = w->windowPos.x + w->width;
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auto top = w->windowPos.y;
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auto bottom = w->windowPos.y + w->height;
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if (left < viewport->pos.x)
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left = viewport->pos.x;
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if (right > viewport->pos.x + viewport->width)
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right = viewport->pos.x + viewport->width;
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if (top < viewport->pos.y)
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top = viewport->pos.y;
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if (bottom > viewport->pos.y + viewport->height)
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bottom = viewport->pos.y + viewport->height;
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if (left >= right)
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continue;
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if (top >= bottom)
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continue;
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WindowDrawAll(dpi, left, top, right, bottom);
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}
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ViewportRedrawAfterShift(dpi, window, viewport, { x_diff, y_diff });
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}
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static void ViewportMove(const ScreenCoordsXY& coords, WindowBase* w, Viewport* viewport)
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{
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auto zoom = viewport->zoom;
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// Note: do not do the subtraction and then divide!
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// Note: Due to arithmetic shift != /zoom a shift will have to be used
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// hopefully when 0x006E7FF3 is finished this can be converted to /zoom.
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auto x_diff = viewport->zoom.ApplyInversedTo(viewport->viewPos.x) - viewport->zoom.ApplyInversedTo(coords.x);
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auto y_diff = viewport->zoom.ApplyInversedTo(viewport->viewPos.y) - viewport->zoom.ApplyInversedTo(coords.y);
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viewport->viewPos = coords;
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// If no change in viewing area
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if ((!x_diff) && (!y_diff))
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return;
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if (w->flags & WF_7)
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{
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int32_t left = std::max<int32_t>(viewport->pos.x, 0);
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int32_t top = std::max<int32_t>(viewport->pos.y, 0);
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int32_t right = std::min<int32_t>(viewport->pos.x + viewport->width, ContextGetWidth());
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int32_t bottom = std::min<int32_t>(viewport->pos.y + viewport->height, ContextGetHeight());
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if (left >= right)
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return;
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if (top >= bottom)
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return;
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if (DrawingEngineHasDirtyOptimisations())
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{
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DrawPixelInfo& dpi = DrawingEngineGetDpi();
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WindowDrawAll(dpi, left, top, right, bottom);
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return;
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}
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}
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Viewport view_copy = *viewport;
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if (viewport->pos.x < 0)
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{
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viewport->width += viewport->pos.x;
|
|
viewport->view_width += zoom.ApplyTo(viewport->pos.x);
|
|
viewport->viewPos.x -= zoom.ApplyTo(viewport->pos.x);
|
|
viewport->pos.x = 0;
|
|
}
|
|
|
|
int32_t eax = viewport->pos.x + viewport->width - ContextGetWidth();
|
|
if (eax > 0)
|
|
{
|
|
viewport->width -= eax;
|
|
viewport->view_width -= zoom.ApplyTo(eax);
|
|
}
|
|
|
|
if (viewport->width <= 0)
|
|
{
|
|
*viewport = view_copy;
|
|
return;
|
|
}
|
|
|
|
if (viewport->pos.y < 0)
|
|
{
|
|
viewport->height += viewport->pos.y;
|
|
viewport->view_height += zoom.ApplyTo(viewport->pos.y);
|
|
viewport->viewPos.y -= zoom.ApplyTo(viewport->pos.y);
|
|
viewport->pos.y = 0;
|
|
}
|
|
|
|
eax = viewport->pos.y + viewport->height - ContextGetHeight();
|
|
if (eax > 0)
|
|
{
|
|
viewport->height -= eax;
|
|
viewport->view_height -= zoom.ApplyTo(eax);
|
|
}
|
|
|
|
if (viewport->height <= 0)
|
|
{
|
|
*viewport = view_copy;
|
|
return;
|
|
}
|
|
|
|
if (DrawingEngineHasDirtyOptimisations())
|
|
{
|
|
DrawPixelInfo& dpi = DrawingEngineGetDpi();
|
|
ViewportShiftPixels(dpi, w, viewport, x_diff, y_diff);
|
|
}
|
|
|
|
*viewport = view_copy;
|
|
}
|
|
|
|
// rct2: 0x006E7A15
|
|
static void ViewportSetUndergroundFlag(int32_t underground, WindowBase* window, Viewport* viewport)
|
|
{
|
|
if (window->classification != WindowClass::MainWindow
|
|
|| (window->classification == WindowClass::MainWindow && !window->viewport_smart_follow_sprite.IsNull()))
|
|
{
|
|
if (!underground)
|
|
{
|
|
int32_t bit = viewport->flags & VIEWPORT_FLAG_UNDERGROUND_INSIDE;
|
|
viewport->flags &= ~VIEWPORT_FLAG_UNDERGROUND_INSIDE;
|
|
if (!bit)
|
|
return;
|
|
}
|
|
else
|
|
{
|
|
int32_t bit = viewport->flags & VIEWPORT_FLAG_UNDERGROUND_INSIDE;
|
|
viewport->flags |= VIEWPORT_FLAG_UNDERGROUND_INSIDE;
|
|
if (bit)
|
|
return;
|
|
}
|
|
window->Invalidate();
|
|
}
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x006E7A3A
|
|
*/
|
|
void ViewportUpdatePosition(WindowBase* window)
|
|
{
|
|
window->OnResize();
|
|
|
|
Viewport* viewport = window->viewport;
|
|
if (viewport == nullptr)
|
|
return;
|
|
|
|
if (!window->viewport_smart_follow_sprite.IsNull())
|
|
{
|
|
ViewportUpdateSmartFollowEntity(window);
|
|
}
|
|
|
|
if (!window->viewport_target_sprite.IsNull())
|
|
{
|
|
ViewportUpdateFollowSprite(window);
|
|
return;
|
|
}
|
|
|
|
ViewportSetUndergroundFlag(0, window, viewport);
|
|
|
|
auto viewportMidPoint = ScreenCoordsXY{ window->savedViewPos.x + viewport->view_width / 2,
|
|
window->savedViewPos.y + viewport->view_height / 2 };
|
|
|
|
auto mapCoord = ViewportPosToMapPos(viewportMidPoint, 0);
|
|
|
|
// Clamp to the map minimum value
|
|
int32_t at_map_edge = 0;
|
|
if (mapCoord.x < MAP_MINIMUM_X_Y)
|
|
{
|
|
mapCoord.x = MAP_MINIMUM_X_Y;
|
|
at_map_edge = 1;
|
|
}
|
|
if (mapCoord.y < MAP_MINIMUM_X_Y)
|
|
{
|
|
mapCoord.y = MAP_MINIMUM_X_Y;
|
|
at_map_edge = 1;
|
|
}
|
|
|
|
// Clamp to the map maximum value (scenario specific)
|
|
auto mapSizeMinus2 = GetMapSizeMinus2();
|
|
if (mapCoord.x > mapSizeMinus2.x)
|
|
{
|
|
mapCoord.x = mapSizeMinus2.x;
|
|
at_map_edge = 1;
|
|
}
|
|
if (mapCoord.y > mapSizeMinus2.y)
|
|
{
|
|
mapCoord.y = mapSizeMinus2.y;
|
|
at_map_edge = 1;
|
|
}
|
|
|
|
if (at_map_edge)
|
|
{
|
|
auto centreLoc = centre_2d_coordinates({ mapCoord, 0 }, viewport);
|
|
if (centreLoc.has_value())
|
|
{
|
|
window->savedViewPos = centreLoc.value();
|
|
}
|
|
}
|
|
|
|
auto windowCoords = window->savedViewPos;
|
|
if (window->flags & WF_SCROLLING_TO_LOCATION)
|
|
{
|
|
// Moves the viewport if focusing in on an item
|
|
uint8_t flags = 0;
|
|
windowCoords.x -= viewport->viewPos.x;
|
|
if (windowCoords.x < 0)
|
|
{
|
|
windowCoords.x = -windowCoords.x;
|
|
flags |= 1;
|
|
}
|
|
windowCoords.y -= viewport->viewPos.y;
|
|
if (windowCoords.y < 0)
|
|
{
|
|
windowCoords.y = -windowCoords.y;
|
|
flags |= 2;
|
|
}
|
|
windowCoords.x = (windowCoords.x + 7) / 8;
|
|
windowCoords.y = (windowCoords.y + 7) / 8;
|
|
|
|
// If we are at the final zoom position
|
|
if (!windowCoords.x && !windowCoords.y)
|
|
{
|
|
window->flags &= ~WF_SCROLLING_TO_LOCATION;
|
|
}
|
|
if (flags & 1)
|
|
{
|
|
windowCoords.x = -windowCoords.x;
|
|
}
|
|
if (flags & 2)
|
|
{
|
|
windowCoords.y = -windowCoords.y;
|
|
}
|
|
windowCoords.x += viewport->viewPos.x;
|
|
windowCoords.y += viewport->viewPos.y;
|
|
}
|
|
|
|
ViewportMove(windowCoords, window, viewport);
|
|
}
|
|
|
|
void ViewportUpdateFollowSprite(WindowBase* window)
|
|
{
|
|
if (!window->viewport_target_sprite.IsNull() && window->viewport != nullptr)
|
|
{
|
|
auto* sprite = GetEntity(window->viewport_target_sprite);
|
|
if (sprite == nullptr)
|
|
{
|
|
return;
|
|
}
|
|
|
|
if (!(gScreenFlags & SCREEN_FLAGS_TITLE_DEMO))
|
|
{
|
|
int32_t height = (TileElementHeight({ sprite->x, sprite->y })) - 16;
|
|
int32_t underground = sprite->z < height;
|
|
ViewportSetUndergroundFlag(underground, window, window->viewport);
|
|
}
|
|
|
|
auto centreLoc = centre_2d_coordinates(sprite->GetLocation(), window->viewport);
|
|
if (centreLoc.has_value())
|
|
{
|
|
window->savedViewPos = *centreLoc;
|
|
ViewportMove(*centreLoc, window, window->viewport);
|
|
}
|
|
}
|
|
}
|
|
|
|
void ViewportUpdateSmartFollowEntity(WindowBase* window)
|
|
{
|
|
auto entity = TryGetEntity(window->viewport_smart_follow_sprite);
|
|
if (entity == nullptr || entity->Type == EntityType::Null)
|
|
{
|
|
window->viewport_smart_follow_sprite = EntityId::GetNull();
|
|
window->viewport_target_sprite = EntityId::GetNull();
|
|
return;
|
|
}
|
|
|
|
switch (entity->Type)
|
|
{
|
|
case EntityType::Vehicle:
|
|
ViewportUpdateSmartFollowVehicle(window);
|
|
break;
|
|
|
|
case EntityType::Guest:
|
|
ViewportUpdateSmartFollowGuest(window, entity->As<Guest>());
|
|
break;
|
|
|
|
case EntityType::Staff:
|
|
ViewportUpdateSmartFollowStaff(window, entity->As<Staff>());
|
|
break;
|
|
|
|
default: // All other types don't need any "smart" following; steam particle, duck, money effect, etc.
|
|
window->focus = Focus(window->viewport_smart_follow_sprite);
|
|
window->viewport_target_sprite = window->viewport_smart_follow_sprite;
|
|
break;
|
|
}
|
|
}
|
|
|
|
void ViewportUpdateSmartFollowGuest(WindowBase* window, const Guest* peep)
|
|
{
|
|
Focus focus = Focus(peep->Id);
|
|
window->viewport_target_sprite = peep->Id;
|
|
|
|
if (peep->State == PeepState::Picked)
|
|
{
|
|
window->viewport_smart_follow_sprite = EntityId::GetNull();
|
|
window->viewport_target_sprite = EntityId::GetNull();
|
|
window->focus = std::nullopt; // No focus
|
|
return;
|
|
}
|
|
|
|
bool overallFocus = true;
|
|
if (peep->State == PeepState::OnRide || peep->State == PeepState::EnteringRide
|
|
|| (peep->State == PeepState::LeavingRide && peep->x == LOCATION_NULL))
|
|
{
|
|
auto ride = GetRide(peep->CurrentRide);
|
|
if (ride != nullptr && (ride->lifecycle_flags & RIDE_LIFECYCLE_ON_TRACK))
|
|
{
|
|
auto train = GetEntity<Vehicle>(ride->vehicles[peep->CurrentTrain]);
|
|
if (train != nullptr)
|
|
{
|
|
const auto car = train->GetCar(peep->CurrentCar);
|
|
if (car != nullptr)
|
|
{
|
|
focus = Focus(car->Id);
|
|
overallFocus = false;
|
|
window->viewport_target_sprite = car->Id;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (peep->x == LOCATION_NULL && overallFocus)
|
|
{
|
|
auto ride = GetRide(peep->CurrentRide);
|
|
if (ride != nullptr)
|
|
{
|
|
auto xy = ride->overall_view.ToTileCentre();
|
|
CoordsXYZ coordFocus;
|
|
coordFocus.x = xy.x;
|
|
coordFocus.y = xy.y;
|
|
coordFocus.z = TileElementHeight(xy) + (4 * COORDS_Z_STEP);
|
|
focus = Focus(coordFocus);
|
|
window->viewport_target_sprite = EntityId::GetNull();
|
|
}
|
|
}
|
|
|
|
window->focus = focus;
|
|
}
|
|
|
|
void ViewportUpdateSmartFollowStaff(WindowBase* window, const Staff* peep)
|
|
{
|
|
if (peep->State == PeepState::Picked)
|
|
{
|
|
window->viewport_smart_follow_sprite = EntityId::GetNull();
|
|
window->viewport_target_sprite = EntityId::GetNull();
|
|
window->focus = std::nullopt;
|
|
return;
|
|
}
|
|
|
|
window->focus = Focus(window->viewport_smart_follow_sprite);
|
|
window->viewport_target_sprite = window->viewport_smart_follow_sprite;
|
|
}
|
|
|
|
void ViewportUpdateSmartFollowVehicle(WindowBase* window)
|
|
{
|
|
window->focus = Focus(window->viewport_smart_follow_sprite);
|
|
window->viewport_target_sprite = window->viewport_smart_follow_sprite;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x00685C02
|
|
* ax: left
|
|
* bx: top
|
|
* dx: right
|
|
* esi: viewport
|
|
* edi: dpi
|
|
* ebp: bottom
|
|
*/
|
|
void ViewportRender(DrawPixelInfo& dpi, const Viewport* viewport, const ScreenRect& screenRect)
|
|
{
|
|
auto [topLeft, bottomRight] = screenRect;
|
|
|
|
if (bottomRight.x <= viewport->pos.x)
|
|
return;
|
|
if (bottomRight.y <= viewport->pos.y)
|
|
return;
|
|
if (topLeft.x >= viewport->pos.x + viewport->width)
|
|
return;
|
|
if (topLeft.y >= viewport->pos.y + viewport->height)
|
|
return;
|
|
|
|
#ifdef DEBUG_SHOW_DIRTY_BOX
|
|
const auto dirtyBoxTopLeft = topLeft;
|
|
const auto dirtyBoxTopRight = bottomRight - ScreenCoordsXY{ 1, 1 };
|
|
#endif
|
|
|
|
topLeft -= viewport->pos;
|
|
topLeft = ScreenCoordsXY{
|
|
viewport->zoom.ApplyTo(std::max(topLeft.x, 0)),
|
|
viewport->zoom.ApplyTo(std::max(topLeft.y, 0)),
|
|
} + viewport->viewPos;
|
|
|
|
bottomRight -= viewport->pos;
|
|
bottomRight = ScreenCoordsXY{
|
|
viewport->zoom.ApplyTo(std::min(bottomRight.x, viewport->width)),
|
|
viewport->zoom.ApplyTo(std::min(bottomRight.y, viewport->height)),
|
|
} + viewport->viewPos;
|
|
|
|
ViewportPaint(viewport, dpi, { topLeft, bottomRight });
|
|
|
|
#ifdef DEBUG_SHOW_DIRTY_BOX
|
|
// FIXME g_viewport_list doesn't exist anymore
|
|
if (viewport != g_viewport_list)
|
|
GfxFillRectInset(dpi, { dirtyBoxTopLeft, dirtyBoxTopRight }, 0x2, INSET_RECT_F_30);
|
|
#endif
|
|
}
|
|
|
|
static void ViewportFillColumn(PaintSession& session)
|
|
{
|
|
PROFILED_FUNCTION();
|
|
|
|
PaintSessionGenerate(session);
|
|
PaintSessionArrange(session);
|
|
}
|
|
|
|
static void ViewportPaintColumn(PaintSession& session)
|
|
{
|
|
PROFILED_FUNCTION();
|
|
|
|
if (session.ViewFlags
|
|
& (VIEWPORT_FLAG_HIDE_VERTICAL | VIEWPORT_FLAG_HIDE_BASE | VIEWPORT_FLAG_UNDERGROUND_INSIDE
|
|
| VIEWPORT_FLAG_CLIP_VIEW)
|
|
&& (~session.ViewFlags & VIEWPORT_FLAG_TRANSPARENT_BACKGROUND))
|
|
{
|
|
uint8_t colour = COLOUR_AQUAMARINE;
|
|
if (session.ViewFlags & VIEWPORT_FLAG_HIDE_ENTITIES)
|
|
{
|
|
colour = COLOUR_BLACK;
|
|
}
|
|
GfxClear(&session.DPI, colour);
|
|
}
|
|
|
|
PaintDrawStructs(session);
|
|
|
|
if (gConfigGeneral.RenderWeatherGloom && !gTrackDesignSaveMode && !(session.ViewFlags & VIEWPORT_FLAG_HIDE_ENTITIES)
|
|
&& !(session.ViewFlags & VIEWPORT_FLAG_HIGHLIGHT_PATH_ISSUES))
|
|
{
|
|
ViewportPaintWeatherGloom(session.DPI);
|
|
}
|
|
|
|
if (session.PSStringHead != nullptr)
|
|
{
|
|
PaintDrawMoneyStructs(session.DPI, session.PSStringHead);
|
|
}
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x00685CBF
|
|
* eax: left
|
|
* ebx: top
|
|
* edx: right
|
|
* esi: viewport
|
|
* edi: dpi
|
|
* ebp: bottom
|
|
*/
|
|
static void ViewportPaint(const Viewport* viewport, DrawPixelInfo& dpi, const ScreenRect& screenRect)
|
|
{
|
|
PROFILED_FUNCTION();
|
|
|
|
const uint32_t viewFlags = viewport->flags;
|
|
uint32_t width = screenRect.GetWidth();
|
|
uint32_t height = screenRect.GetHeight();
|
|
const uint32_t bitmask = viewport->zoom >= ZoomLevel{ 0 } ? 0xFFFFFFFF & (viewport->zoom.ApplyTo(0xFFFFFFFF)) : 0xFFFFFFFF;
|
|
ScreenCoordsXY topLeft = screenRect.Point1;
|
|
|
|
width &= bitmask;
|
|
height &= bitmask;
|
|
topLeft.x &= bitmask;
|
|
topLeft.y &= bitmask;
|
|
|
|
auto x = topLeft.x - static_cast<int32_t>(viewport->viewPos.x & bitmask);
|
|
x = viewport->zoom.ApplyInversedTo(x);
|
|
x += viewport->pos.x;
|
|
|
|
auto y = topLeft.y - static_cast<int32_t>(viewport->viewPos.y & bitmask);
|
|
y = viewport->zoom.ApplyInversedTo(y);
|
|
y += viewport->pos.y;
|
|
|
|
DrawPixelInfo dpi1;
|
|
dpi1.DrawingEngine = dpi.DrawingEngine;
|
|
dpi1.bits = dpi.bits + (x - dpi.x) + ((y - dpi.y) * (dpi.width + dpi.pitch));
|
|
dpi1.x = topLeft.x;
|
|
dpi1.y = topLeft.y;
|
|
dpi1.width = width;
|
|
dpi1.height = height;
|
|
dpi1.pitch = (dpi.width + dpi.pitch) - viewport->zoom.ApplyInversedTo(width);
|
|
dpi1.zoom_level = viewport->zoom;
|
|
dpi1.remX = std::max(0, dpi.x - x);
|
|
dpi1.remY = std::max(0, dpi.y - y);
|
|
|
|
// make sure, the compare operation is done in int32_t to avoid the loop becoming an infinite loop.
|
|
// this as well as the [x += 32] in the loop causes signed integer overflow -> undefined behaviour.
|
|
auto rightBorder = dpi1.x + dpi1.width;
|
|
auto alignedX = Floor2(dpi1.x, 32);
|
|
|
|
_paintColumns.clear();
|
|
|
|
bool useMultithreading = gConfigGeneral.MultiThreading;
|
|
if (useMultithreading && _paintJobs == nullptr)
|
|
{
|
|
_paintJobs = std::make_unique<JobPool>();
|
|
}
|
|
else if (useMultithreading == false && _paintJobs != nullptr)
|
|
{
|
|
_paintJobs.reset();
|
|
}
|
|
|
|
bool useParallelDrawing = false;
|
|
if (useMultithreading && (dpi.DrawingEngine->GetFlags() & DEF_PARALLEL_DRAWING))
|
|
{
|
|
useParallelDrawing = true;
|
|
}
|
|
|
|
// Generate and sort columns.
|
|
for (x = alignedX; x < rightBorder; x += 32)
|
|
{
|
|
PaintSession* session = PaintSessionAlloc(dpi1, viewFlags, viewport->rotation);
|
|
_paintColumns.push_back(session);
|
|
|
|
DrawPixelInfo& dpi2 = session->DPI;
|
|
if (x >= dpi2.x)
|
|
{
|
|
auto leftPitch = x - dpi2.x;
|
|
dpi2.width -= leftPitch;
|
|
dpi2.bits += dpi2.zoom_level.ApplyInversedTo(leftPitch);
|
|
dpi2.pitch += dpi2.zoom_level.ApplyInversedTo(leftPitch);
|
|
dpi2.x = x;
|
|
}
|
|
|
|
auto paintRight = dpi2.x + dpi2.width;
|
|
if (paintRight >= x + 32)
|
|
{
|
|
auto rightPitch = paintRight - x - 32;
|
|
paintRight -= rightPitch;
|
|
dpi2.pitch += dpi2.zoom_level.ApplyInversedTo(rightPitch);
|
|
}
|
|
dpi2.width = paintRight - dpi2.x;
|
|
|
|
if (useMultithreading)
|
|
{
|
|
_paintJobs->AddTask([session]() -> void { ViewportFillColumn(*session); });
|
|
}
|
|
else
|
|
{
|
|
ViewportFillColumn(*session);
|
|
}
|
|
}
|
|
|
|
if (useMultithreading)
|
|
{
|
|
_paintJobs->Join();
|
|
}
|
|
|
|
// Paint columns.
|
|
for (auto* session : _paintColumns)
|
|
{
|
|
if (useParallelDrawing)
|
|
{
|
|
_paintJobs->AddTask([session]() -> void { ViewportPaintColumn(*session); });
|
|
}
|
|
else
|
|
{
|
|
ViewportPaintColumn(*session);
|
|
}
|
|
}
|
|
if (useParallelDrawing)
|
|
{
|
|
_paintJobs->Join();
|
|
}
|
|
|
|
// Release resources.
|
|
for (auto* session : _paintColumns)
|
|
{
|
|
PaintSessionFree(session);
|
|
}
|
|
}
|
|
|
|
static void ViewportPaintWeatherGloom(DrawPixelInfo& dpi)
|
|
{
|
|
auto paletteId = ClimateGetWeatherGloomPaletteId(GetGameState().ClimateCurrent);
|
|
if (paletteId != FilterPaletteID::PaletteNull)
|
|
{
|
|
// Only scale width if zoomed in more than 1:1
|
|
auto zoomLevel = dpi.zoom_level < ZoomLevel{ 0 } ? dpi.zoom_level : ZoomLevel{ 0 };
|
|
auto x = dpi.x;
|
|
auto y = dpi.y;
|
|
auto w = zoomLevel.ApplyInversedTo(dpi.width) - 1;
|
|
auto h = zoomLevel.ApplyInversedTo(dpi.height) - 1;
|
|
GfxFilterRect(dpi, ScreenRect(x, y, x + w, y + h), paletteId);
|
|
}
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x0068958D
|
|
*/
|
|
std::optional<CoordsXY> ScreenPosToMapPos(const ScreenCoordsXY& screenCoords, int32_t* direction)
|
|
{
|
|
auto mapCoords = ScreenGetMapXY(screenCoords, nullptr);
|
|
if (!mapCoords.has_value())
|
|
return std::nullopt;
|
|
|
|
int32_t my_direction;
|
|
int32_t dist_from_centre_x = abs(mapCoords->x % 32);
|
|
int32_t dist_from_centre_y = abs(mapCoords->y % 32);
|
|
if (dist_from_centre_x > 8 && dist_from_centre_x < 24 && dist_from_centre_y > 8 && dist_from_centre_y < 24)
|
|
{
|
|
my_direction = 4;
|
|
}
|
|
else
|
|
{
|
|
auto mod_x = mapCoords->x & 0x1F;
|
|
auto mod_y = mapCoords->y & 0x1F;
|
|
if (mod_x <= 16)
|
|
{
|
|
if (mod_y < 16)
|
|
{
|
|
my_direction = 2;
|
|
}
|
|
else
|
|
{
|
|
my_direction = 3;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (mod_y < 16)
|
|
{
|
|
my_direction = 1;
|
|
}
|
|
else
|
|
{
|
|
my_direction = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (direction != nullptr)
|
|
*direction = my_direction;
|
|
return { mapCoords->ToTileStart() };
|
|
}
|
|
|
|
[[nodiscard]] ScreenCoordsXY Viewport::ScreenToViewportCoord(const ScreenCoordsXY& screenCoords) const
|
|
{
|
|
ScreenCoordsXY ret;
|
|
ret.x = (zoom.ApplyTo(screenCoords.x - pos.x)) + viewPos.x;
|
|
ret.y = (zoom.ApplyTo(screenCoords.y - pos.y)) + viewPos.y;
|
|
return ret;
|
|
}
|
|
|
|
void Viewport::Invalidate() const
|
|
{
|
|
ViewportInvalidate(this, { viewPos, viewPos + ScreenCoordsXY{ view_width, view_height } });
|
|
}
|
|
|
|
CoordsXY ViewportPosToMapPos(const ScreenCoordsXY& coords, int32_t z)
|
|
{
|
|
// Reverse of Translate3DTo2DWithZ
|
|
CoordsXY ret = { coords.y - coords.x / 2 + z, coords.y + coords.x / 2 + z };
|
|
auto inverseRotation = DirectionFlipXAxis(GetCurrentRotation());
|
|
return ret.Rotate(inverseRotation);
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x00664689
|
|
*/
|
|
void ShowGridlines()
|
|
{
|
|
if (gShowGridLinesRefCount == 0)
|
|
{
|
|
WindowBase* mainWindow = WindowGetMain();
|
|
if (mainWindow != nullptr)
|
|
{
|
|
if (!(mainWindow->viewport->flags & VIEWPORT_FLAG_GRIDLINES))
|
|
{
|
|
mainWindow->viewport->flags |= VIEWPORT_FLAG_GRIDLINES;
|
|
mainWindow->Invalidate();
|
|
}
|
|
}
|
|
}
|
|
gShowGridLinesRefCount++;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x006646B4
|
|
*/
|
|
void HideGridlines()
|
|
{
|
|
if (gShowGridLinesRefCount > 0)
|
|
gShowGridLinesRefCount--;
|
|
|
|
if (gShowGridLinesRefCount == 0)
|
|
{
|
|
WindowBase* mainWindow = WindowGetMain();
|
|
if (mainWindow != nullptr)
|
|
{
|
|
if (!gConfigGeneral.AlwaysShowGridlines)
|
|
{
|
|
mainWindow->viewport->flags &= ~VIEWPORT_FLAG_GRIDLINES;
|
|
mainWindow->Invalidate();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x00664E8E
|
|
*/
|
|
void ShowLandRights()
|
|
{
|
|
if (gShowLandRightsRefCount == 0)
|
|
{
|
|
WindowBase* mainWindow = WindowGetMain();
|
|
if (mainWindow != nullptr)
|
|
{
|
|
if (!(mainWindow->viewport->flags & VIEWPORT_FLAG_LAND_OWNERSHIP))
|
|
{
|
|
mainWindow->viewport->flags |= VIEWPORT_FLAG_LAND_OWNERSHIP;
|
|
mainWindow->Invalidate();
|
|
}
|
|
}
|
|
}
|
|
gShowLandRightsRefCount++;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x00664EB9
|
|
*/
|
|
void HideLandRights()
|
|
{
|
|
if (gShowLandRightsRefCount > 0)
|
|
gShowLandRightsRefCount--;
|
|
|
|
if (gShowLandRightsRefCount == 0)
|
|
{
|
|
WindowBase* mainWindow = WindowGetMain();
|
|
if (mainWindow != nullptr)
|
|
{
|
|
if (mainWindow->viewport->flags & VIEWPORT_FLAG_LAND_OWNERSHIP)
|
|
{
|
|
mainWindow->viewport->flags &= ~VIEWPORT_FLAG_LAND_OWNERSHIP;
|
|
mainWindow->Invalidate();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x00664EDD
|
|
*/
|
|
void ShowConstructionRights()
|
|
{
|
|
if (gShowConstructionRightsRefCount == 0)
|
|
{
|
|
WindowBase* mainWindow = WindowGetMain();
|
|
if (mainWindow != nullptr)
|
|
{
|
|
if (!(mainWindow->viewport->flags & VIEWPORT_FLAG_CONSTRUCTION_RIGHTS))
|
|
{
|
|
mainWindow->viewport->flags |= VIEWPORT_FLAG_CONSTRUCTION_RIGHTS;
|
|
mainWindow->Invalidate();
|
|
}
|
|
}
|
|
}
|
|
gShowConstructionRightsRefCount++;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x00664F08
|
|
*/
|
|
void HideConstructionRights()
|
|
{
|
|
if (gShowConstructionRightsRefCount > 0)
|
|
gShowConstructionRightsRefCount--;
|
|
|
|
if (gShowConstructionRightsRefCount == 0)
|
|
{
|
|
WindowBase* mainWindow = WindowGetMain();
|
|
if (mainWindow != nullptr)
|
|
{
|
|
if (mainWindow->viewport->flags & VIEWPORT_FLAG_CONSTRUCTION_RIGHTS)
|
|
{
|
|
mainWindow->viewport->flags &= ~VIEWPORT_FLAG_CONSTRUCTION_RIGHTS;
|
|
mainWindow->Invalidate();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x006CB70A
|
|
*/
|
|
void ViewportSetVisibility(ViewportVisibility mode)
|
|
{
|
|
WindowBase* window = WindowGetMain();
|
|
|
|
if (window != nullptr)
|
|
{
|
|
Viewport* vp = window->viewport;
|
|
uint32_t invalidate = 0;
|
|
|
|
switch (mode)
|
|
{
|
|
case ViewportVisibility::Default:
|
|
{ // Set all these flags to 0, and invalidate if any were active
|
|
uint32_t mask = VIEWPORT_FLAG_UNDERGROUND_INSIDE | VIEWPORT_FLAG_HIDE_RIDES | VIEWPORT_FLAG_HIDE_SCENERY
|
|
| VIEWPORT_FLAG_HIDE_PATHS | VIEWPORT_FLAG_LAND_HEIGHTS | VIEWPORT_FLAG_TRACK_HEIGHTS
|
|
| VIEWPORT_FLAG_PATH_HEIGHTS | VIEWPORT_FLAG_HIDE_GUESTS | VIEWPORT_FLAG_HIDE_STAFF
|
|
| VIEWPORT_FLAG_HIDE_BASE | VIEWPORT_FLAG_HIDE_VERTICAL | VIEWPORT_FLAG_HIDE_VEHICLES
|
|
| VIEWPORT_FLAG_HIDE_SUPPORTS | VIEWPORT_FLAG_HIDE_VEGETATION;
|
|
|
|
invalidate += vp->flags & mask;
|
|
vp->flags &= ~mask;
|
|
break;
|
|
}
|
|
case ViewportVisibility::UndergroundViewOn: // 6CB79D
|
|
case ViewportVisibility::UndergroundViewGhostOn: // 6CB7C4
|
|
// Set underground on, invalidate if it was off
|
|
invalidate += !(vp->flags & VIEWPORT_FLAG_UNDERGROUND_INSIDE);
|
|
vp->flags |= VIEWPORT_FLAG_UNDERGROUND_INSIDE;
|
|
break;
|
|
case ViewportVisibility::TrackHeights: // 6CB7EB
|
|
// Set track heights on, invalidate if off
|
|
invalidate += !(vp->flags & VIEWPORT_FLAG_TRACK_HEIGHTS);
|
|
vp->flags |= VIEWPORT_FLAG_TRACK_HEIGHTS;
|
|
break;
|
|
case ViewportVisibility::UndergroundViewOff: // 6CB7B1
|
|
case ViewportVisibility::UndergroundViewGhostOff: // 6CB7D8
|
|
// Set underground off, invalidate if it was on
|
|
invalidate += vp->flags & VIEWPORT_FLAG_UNDERGROUND_INSIDE;
|
|
vp->flags &= ~(static_cast<uint16_t>(VIEWPORT_FLAG_UNDERGROUND_INSIDE));
|
|
break;
|
|
}
|
|
if (invalidate != 0)
|
|
window->Invalidate();
|
|
}
|
|
}
|
|
|
|
static bool IsCursorIdVegetation(CursorID cursor)
|
|
{
|
|
switch (cursor)
|
|
{
|
|
case CursorID::TreeDown:
|
|
case CursorID::FlowerDown:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static bool IsTileElementVegetation(const TileElement* tileElement)
|
|
{
|
|
switch (tileElement->GetType())
|
|
{
|
|
case TileElementType::SmallScenery:
|
|
{
|
|
auto sceneryItem = tileElement->AsSmallScenery();
|
|
auto sceneryEntry = sceneryItem->GetEntry();
|
|
if (sceneryEntry != nullptr
|
|
&& (sceneryEntry->HasFlag(SMALL_SCENERY_FLAG_IS_TREE) || IsCursorIdVegetation(sceneryEntry->tool_id)))
|
|
{
|
|
return true;
|
|
}
|
|
break;
|
|
}
|
|
case TileElementType::LargeScenery:
|
|
{
|
|
auto sceneryItem = tileElement->AsLargeScenery();
|
|
auto sceneryEntry = sceneryItem->GetEntry();
|
|
if (sceneryEntry != nullptr && IsCursorIdVegetation(sceneryEntry->tool_id))
|
|
{
|
|
return true;
|
|
}
|
|
break;
|
|
}
|
|
case TileElementType::Wall:
|
|
{
|
|
auto sceneryItem = tileElement->AsWall();
|
|
auto sceneryEntry = sceneryItem->GetEntry();
|
|
if (sceneryEntry != nullptr && IsCursorIdVegetation(sceneryEntry->tool_id))
|
|
{
|
|
return true;
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
VisibilityKind GetPaintStructVisibility(const PaintStruct* ps, uint32_t viewFlags)
|
|
{
|
|
switch (ps->InteractionItem)
|
|
{
|
|
case ViewportInteractionItem::Entity:
|
|
if (ps->Entity != nullptr)
|
|
{
|
|
switch (ps->Entity->Type)
|
|
{
|
|
case EntityType::Vehicle:
|
|
{
|
|
if (viewFlags & VIEWPORT_FLAG_HIDE_VEHICLES)
|
|
{
|
|
return (viewFlags & VIEWPORT_FLAG_INVISIBLE_VEHICLES) ? VisibilityKind::Hidden
|
|
: VisibilityKind::Partial;
|
|
}
|
|
// Rides without track can technically have a 'vehicle':
|
|
// these should be hidden if 'hide rides' is enabled
|
|
if (viewFlags & VIEWPORT_FLAG_HIDE_RIDES)
|
|
{
|
|
auto vehicle = ps->Entity->As<Vehicle>();
|
|
if (vehicle == nullptr)
|
|
break;
|
|
|
|
auto ride = vehicle->GetRide();
|
|
if (ride != nullptr && !ride->GetRideTypeDescriptor().HasFlag(RIDE_TYPE_FLAG_HAS_TRACK))
|
|
{
|
|
return (viewFlags & VIEWPORT_FLAG_INVISIBLE_RIDES) ? VisibilityKind::Hidden
|
|
: VisibilityKind::Partial;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case EntityType::Guest:
|
|
if (viewFlags & VIEWPORT_FLAG_HIDE_GUESTS)
|
|
{
|
|
return VisibilityKind::Hidden;
|
|
}
|
|
break;
|
|
case EntityType::Staff:
|
|
if (viewFlags & VIEWPORT_FLAG_HIDE_STAFF)
|
|
{
|
|
return VisibilityKind::Hidden;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
case ViewportInteractionItem::Ride:
|
|
if (viewFlags & VIEWPORT_FLAG_HIDE_RIDES)
|
|
{
|
|
return (viewFlags & VIEWPORT_FLAG_INVISIBLE_RIDES) ? VisibilityKind::Hidden : VisibilityKind::Partial;
|
|
}
|
|
break;
|
|
case ViewportInteractionItem::Footpath:
|
|
case ViewportInteractionItem::PathAddition:
|
|
case ViewportInteractionItem::Banner:
|
|
if (viewFlags & VIEWPORT_FLAG_HIDE_PATHS)
|
|
{
|
|
return (viewFlags & VIEWPORT_FLAG_INVISIBLE_PATHS) ? VisibilityKind::Hidden : VisibilityKind::Partial;
|
|
}
|
|
break;
|
|
case ViewportInteractionItem::Scenery:
|
|
case ViewportInteractionItem::LargeScenery:
|
|
case ViewportInteractionItem::Wall:
|
|
if (ps->Element != nullptr)
|
|
{
|
|
if (IsTileElementVegetation(ps->Element))
|
|
{
|
|
if (viewFlags & VIEWPORT_FLAG_HIDE_VEGETATION)
|
|
{
|
|
return (viewFlags & VIEWPORT_FLAG_INVISIBLE_VEGETATION) ? VisibilityKind::Hidden
|
|
: VisibilityKind::Partial;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (viewFlags & VIEWPORT_FLAG_HIDE_SCENERY)
|
|
{
|
|
return (viewFlags & VIEWPORT_FLAG_INVISIBLE_SCENERY) ? VisibilityKind::Hidden : VisibilityKind::Partial;
|
|
}
|
|
}
|
|
}
|
|
if (ps->InteractionItem == ViewportInteractionItem::Wall && (viewFlags & VIEWPORT_FLAG_UNDERGROUND_INSIDE))
|
|
{
|
|
return VisibilityKind::Partial;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return VisibilityKind::Visible;
|
|
}
|
|
|
|
/**
|
|
* Checks if a PaintStruct sprite type is in the filter mask.
|
|
*/
|
|
static bool PSSpriteTypeIsInFilter(PaintStruct* ps, uint16_t filter)
|
|
{
|
|
if (ps->InteractionItem != ViewportInteractionItem::None && ps->InteractionItem != ViewportInteractionItem::Label
|
|
&& ps->InteractionItem <= ViewportInteractionItem::Banner)
|
|
{
|
|
auto mask = EnumToFlag(ps->InteractionItem);
|
|
if (filter & mask)
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* rct2: 0x00679236, 0x00679662, 0x00679B0D, 0x00679FF1
|
|
*/
|
|
static bool IsPixelPresentBMP(uint32_t imageType, const G1Element* g1, const uint8_t* index, const PaletteMap& paletteMap)
|
|
{
|
|
PROFILED_FUNCTION();
|
|
|
|
// Needs investigation as it has no consideration for pure BMP maps.
|
|
if (!(g1->flags & G1_FLAG_HAS_TRANSPARENCY))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
if (imageType & IMAGE_TYPE_REMAP)
|
|
{
|
|
return paletteMap[*index] != 0;
|
|
}
|
|
|
|
if (imageType & IMAGE_TYPE_TRANSPARENT)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
return (*index != 0);
|
|
}
|
|
|
|
/**
|
|
* rct2: 0x0067933B, 0x00679788, 0x00679C4A, 0x0067A117
|
|
*/
|
|
static bool IsPixelPresentRLE(const uint8_t* esi, int32_t x_start_point, int32_t y_start_point, int32_t round)
|
|
{
|
|
PROFILED_FUNCTION();
|
|
|
|
uint32_t start_offset = esi[y_start_point * 2] | (esi[y_start_point * 2 + 1] << 8);
|
|
const uint8_t* ebx = esi + start_offset;
|
|
|
|
uint8_t last_data_line = 0;
|
|
while (!last_data_line)
|
|
{
|
|
int32_t no_pixels = *ebx++;
|
|
uint8_t gap_size = *ebx++;
|
|
|
|
last_data_line = no_pixels & 0x80;
|
|
|
|
no_pixels &= 0x7F;
|
|
|
|
ebx += no_pixels;
|
|
|
|
if (round > 1)
|
|
{
|
|
if (gap_size % 2)
|
|
{
|
|
gap_size++;
|
|
no_pixels--;
|
|
if (no_pixels == 0)
|
|
{
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (round == 4)
|
|
{
|
|
if (gap_size % 4)
|
|
{
|
|
gap_size += 2;
|
|
no_pixels -= 2;
|
|
if (no_pixels <= 0)
|
|
{
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
int32_t x_start = gap_size - x_start_point;
|
|
if (x_start <= 0)
|
|
{
|
|
no_pixels += x_start;
|
|
if (no_pixels <= 0)
|
|
{
|
|
continue;
|
|
}
|
|
|
|
x_start = 0;
|
|
}
|
|
else
|
|
{
|
|
// Do nothing?
|
|
}
|
|
|
|
x_start += no_pixels;
|
|
x_start--;
|
|
if (x_start > 0)
|
|
{
|
|
no_pixels -= x_start;
|
|
if (no_pixels <= 0)
|
|
{
|
|
continue;
|
|
}
|
|
}
|
|
|
|
if (round > 1)
|
|
{
|
|
// This matches the original implementation, but allows empty lines to cause false positives on zoom 0
|
|
if (Ceil2(no_pixels, round) == 0)
|
|
continue;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* rct2: 0x00679074
|
|
*
|
|
* @param dpi (edi)
|
|
* @param imageId (ebx)
|
|
* @param x (cx)
|
|
* @param y (dx)
|
|
* @return value originally stored in 0x00141F569
|
|
*/
|
|
static bool IsSpriteInteractedWithPaletteSet(
|
|
DrawPixelInfo& dpi, ImageId imageId, const ScreenCoordsXY& coords, const PaletteMap& paletteMap)
|
|
{
|
|
PROFILED_FUNCTION();
|
|
|
|
const G1Element* g1 = GfxGetG1Element(imageId);
|
|
if (g1 == nullptr)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
if (dpi.zoom_level > ZoomLevel{ 0 })
|
|
{
|
|
if (g1->flags & G1_FLAG_NO_ZOOM_DRAW)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
if (g1->flags & G1_FLAG_HAS_ZOOM_SPRITE)
|
|
{
|
|
// TODO: SAR in dpi done with `>> 1`, in coordinates with `/ 2`
|
|
DrawPixelInfo zoomed_dpi = {
|
|
.bits = dpi.bits,
|
|
.x = dpi.x >> 1,
|
|
.y = dpi.y >> 1,
|
|
.width = dpi.width,
|
|
.height = dpi.height,
|
|
.pitch = dpi.pitch,
|
|
.zoom_level = dpi.zoom_level - 1,
|
|
};
|
|
|
|
auto zoomImageId = imageId.WithIndex(imageId.GetIndex() - g1->zoomed_offset);
|
|
return IsSpriteInteractedWithPaletteSet(zoomed_dpi, zoomImageId, { coords.x / 2, coords.y / 2 }, paletteMap);
|
|
}
|
|
}
|
|
|
|
int32_t round = std::max(1, dpi.zoom_level.ApplyTo(1));
|
|
|
|
auto origin = coords;
|
|
if (g1->flags & G1_FLAG_RLE_COMPRESSION)
|
|
{
|
|
origin.y -= (round - 1);
|
|
}
|
|
|
|
origin.y += g1->y_offset;
|
|
int32_t yStartPoint = 0;
|
|
int32_t height = g1->height;
|
|
if (dpi.zoom_level != ZoomLevel{ 0 })
|
|
{
|
|
if (height % 2)
|
|
{
|
|
height--;
|
|
yStartPoint++;
|
|
}
|
|
|
|
if (dpi.zoom_level == ZoomLevel{ 2 })
|
|
{
|
|
if (height % 4)
|
|
{
|
|
height -= 2;
|
|
yStartPoint += 2;
|
|
}
|
|
}
|
|
|
|
if (height == 0)
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
|
|
origin.y = Floor2(origin.y, round);
|
|
int32_t yEndPoint = height;
|
|
origin.y -= dpi.y;
|
|
if (origin.y < 0)
|
|
{
|
|
yEndPoint += origin.y;
|
|
if (yEndPoint <= 0)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
yStartPoint -= origin.y;
|
|
origin.y = 0;
|
|
}
|
|
|
|
origin.y += yEndPoint;
|
|
origin.y--;
|
|
if (origin.y > 0)
|
|
{
|
|
yEndPoint -= origin.y;
|
|
if (yEndPoint <= 0)
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
|
|
int32_t xStartPoint = 0;
|
|
int32_t xEndPoint = g1->width;
|
|
|
|
origin.x += g1->x_offset;
|
|
origin.x = Floor2(origin.x, round);
|
|
origin.x -= dpi.x;
|
|
if (origin.x < 0)
|
|
{
|
|
xEndPoint += origin.x;
|
|
if (xEndPoint <= 0)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
xStartPoint -= origin.x;
|
|
origin.x = 0;
|
|
}
|
|
|
|
origin.x += xEndPoint;
|
|
origin.x--;
|
|
if (origin.x > 0)
|
|
{
|
|
xEndPoint -= origin.x;
|
|
if (xEndPoint <= 0)
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (g1->flags & G1_FLAG_RLE_COMPRESSION)
|
|
{
|
|
return IsPixelPresentRLE(g1->offset, xStartPoint, yStartPoint, round);
|
|
}
|
|
|
|
uint8_t* offset = g1->offset + (yStartPoint * g1->width) + xStartPoint;
|
|
uint32_t imageType = _currentImageType;
|
|
|
|
if (!(g1->flags & G1_FLAG_1))
|
|
{
|
|
return IsPixelPresentBMP(imageType, g1, offset, paletteMap);
|
|
}
|
|
|
|
Guard::Assert(false, "Invalid image type encountered.");
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x00679023
|
|
*/
|
|
|
|
static bool IsSpriteInteractedWith(DrawPixelInfo& dpi, ImageId imageId, const ScreenCoordsXY& coords)
|
|
{
|
|
PROFILED_FUNCTION();
|
|
|
|
auto paletteMap = PaletteMap::GetDefault();
|
|
if (imageId.HasPrimary() || imageId.IsRemap())
|
|
{
|
|
_currentImageType = IMAGE_TYPE_REMAP;
|
|
uint8_t paletteIndex;
|
|
if (imageId.HasSecondary())
|
|
{
|
|
paletteIndex = imageId.GetPrimary();
|
|
}
|
|
else
|
|
{
|
|
paletteIndex = imageId.GetRemap();
|
|
}
|
|
if (auto pm = GetPaletteMapForColour(paletteIndex); pm.has_value())
|
|
{
|
|
paletteMap = pm.value();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
_currentImageType = IMAGE_TYPE_DEFAULT;
|
|
}
|
|
return IsSpriteInteractedWithPaletteSet(dpi, imageId, coords, paletteMap);
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x0068862C
|
|
*/
|
|
InteractionInfo SetInteractionInfoFromPaintSession(PaintSession* session, uint32_t viewFlags, uint16_t filter)
|
|
{
|
|
PROFILED_FUNCTION();
|
|
|
|
InteractionInfo info{};
|
|
|
|
PaintStruct* ps = session->PaintHead;
|
|
while (ps != nullptr)
|
|
{
|
|
PaintStruct* old_ps = ps;
|
|
PaintStruct* next_ps = ps;
|
|
while (next_ps != nullptr)
|
|
{
|
|
ps = next_ps;
|
|
if (IsSpriteInteractedWith(session->DPI, ps->image_id, ps->ScreenPos))
|
|
{
|
|
if (PSSpriteTypeIsInFilter(ps, filter) && GetPaintStructVisibility(ps, viewFlags) != VisibilityKind::Hidden)
|
|
{
|
|
info = { ps };
|
|
}
|
|
}
|
|
next_ps = ps->Children;
|
|
}
|
|
|
|
#pragma GCC diagnostic push
|
|
#pragma GCC diagnostic ignored "-Wnull-dereference"
|
|
for (AttachedPaintStruct* attached_ps = ps->Attached; attached_ps != nullptr; attached_ps = attached_ps->NextEntry)
|
|
{
|
|
if (IsSpriteInteractedWith(session->DPI, attached_ps->image_id, ps->ScreenPos + attached_ps->RelativePos))
|
|
{
|
|
if (PSSpriteTypeIsInFilter(ps, filter) && GetPaintStructVisibility(ps, viewFlags) != VisibilityKind::Hidden)
|
|
{
|
|
info = { ps };
|
|
}
|
|
}
|
|
}
|
|
#pragma GCC diagnostic pop
|
|
|
|
ps = old_ps->NextQuadrantEntry;
|
|
}
|
|
return info;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x00685ADC
|
|
* screenX: eax
|
|
* screenY: ebx
|
|
* flags: edx
|
|
* x: ax
|
|
* y: cx
|
|
* interactionType: bl
|
|
* tileElement: edx
|
|
* viewport: edi
|
|
*/
|
|
InteractionInfo GetMapCoordinatesFromPos(const ScreenCoordsXY& screenCoords, int32_t flags)
|
|
{
|
|
WindowBase* window = WindowFindFromPoint(screenCoords);
|
|
return GetMapCoordinatesFromPosWindow(window, screenCoords, flags);
|
|
}
|
|
|
|
InteractionInfo GetMapCoordinatesFromPosWindow(WindowBase* window, const ScreenCoordsXY& screenCoords, int32_t flags)
|
|
{
|
|
InteractionInfo info{};
|
|
if (window == nullptr || window->viewport == nullptr)
|
|
{
|
|
return info;
|
|
}
|
|
|
|
Viewport* viewport = window->viewport;
|
|
auto viewLoc = screenCoords;
|
|
viewLoc -= viewport->pos;
|
|
if (viewLoc.x >= 0 && viewLoc.x < static_cast<int32_t>(viewport->width) && viewLoc.y >= 0
|
|
&& viewLoc.y < static_cast<int32_t>(viewport->height))
|
|
{
|
|
viewLoc.x = viewport->zoom.ApplyTo(viewLoc.x);
|
|
viewLoc.y = viewport->zoom.ApplyTo(viewLoc.y);
|
|
viewLoc += viewport->viewPos;
|
|
if (viewport->zoom > ZoomLevel{ 0 })
|
|
{
|
|
viewLoc.x &= viewport->zoom.ApplyTo(0xFFFFFFFF) & 0xFFFFFFFF;
|
|
viewLoc.y &= viewport->zoom.ApplyTo(0xFFFFFFFF) & 0xFFFFFFFF;
|
|
}
|
|
DrawPixelInfo dpi;
|
|
dpi.x = viewLoc.x;
|
|
dpi.y = viewLoc.y;
|
|
dpi.height = 1;
|
|
dpi.zoom_level = viewport->zoom;
|
|
dpi.width = 1;
|
|
|
|
PaintSession* session = PaintSessionAlloc(dpi, viewport->flags, viewport->rotation);
|
|
PaintSessionGenerate(*session);
|
|
PaintSessionArrange(*session);
|
|
info = SetInteractionInfoFromPaintSession(session, viewport->flags, flags & 0xFFFF);
|
|
PaintSessionFree(session);
|
|
}
|
|
return info;
|
|
}
|
|
|
|
/**
|
|
* screenRect represents 2D map coordinates at zoom 0.
|
|
*/
|
|
void ViewportInvalidate(const Viewport* viewport, const ScreenRect& screenRect)
|
|
{
|
|
PROFILED_FUNCTION();
|
|
|
|
// if unknown viewport visibility, use the containing window to discover the status
|
|
if (viewport->visibility == VisibilityCache::Unknown)
|
|
{
|
|
auto windowManager = GetContext()->GetUiContext()->GetWindowManager();
|
|
auto owner = windowManager->GetOwner(viewport);
|
|
if (owner != nullptr && owner->classification != WindowClass::MainWindow)
|
|
{
|
|
// note, window_is_visible will update viewport->visibility, so this should have a low hit count
|
|
if (!WindowIsVisible(*owner))
|
|
{
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (viewport->visibility == VisibilityCache::Covered)
|
|
return;
|
|
|
|
auto [topLeft, bottomRight] = screenRect;
|
|
const auto [viewportRight, viewportBottom] = viewport->viewPos
|
|
+ ScreenCoordsXY{ viewport->view_width, viewport->view_height };
|
|
|
|
if (bottomRight.x > viewport->viewPos.x && bottomRight.y > viewport->viewPos.y)
|
|
{
|
|
topLeft = { std::max(topLeft.x, viewport->viewPos.x), std::max(topLeft.y, viewport->viewPos.y) };
|
|
topLeft -= viewport->viewPos;
|
|
topLeft = { viewport->zoom.ApplyInversedTo(topLeft.x), viewport->zoom.ApplyInversedTo(topLeft.y) };
|
|
topLeft += viewport->pos;
|
|
|
|
bottomRight = { std::min(bottomRight.x, viewportRight), std::min(bottomRight.y, viewportBottom) };
|
|
bottomRight -= viewport->viewPos;
|
|
bottomRight = { viewport->zoom.ApplyInversedTo(bottomRight.x), viewport->zoom.ApplyInversedTo(bottomRight.y) };
|
|
bottomRight += viewport->pos;
|
|
|
|
GfxSetDirtyBlocks({ topLeft, bottomRight });
|
|
}
|
|
}
|
|
|
|
static Viewport* ViewportFindFromPoint(const ScreenCoordsXY& screenCoords)
|
|
{
|
|
WindowBase* w = WindowFindFromPoint(screenCoords);
|
|
if (w == nullptr)
|
|
return nullptr;
|
|
|
|
Viewport* viewport = w->viewport;
|
|
if (viewport == nullptr)
|
|
return nullptr;
|
|
|
|
if (viewport->ContainsScreen(screenCoords))
|
|
return viewport;
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x00688972
|
|
* In:
|
|
* screen_x: eax
|
|
* screen_y: ebx
|
|
* Out:
|
|
* x: ax
|
|
* y: bx
|
|
* tile_element: edx ?
|
|
* viewport: edi
|
|
*/
|
|
std::optional<CoordsXY> ScreenGetMapXY(const ScreenCoordsXY& screenCoords, Viewport** viewport)
|
|
{
|
|
// This will get the tile location but we will need the more accuracy
|
|
WindowBase* window = WindowFindFromPoint(screenCoords);
|
|
if (window == nullptr || window->viewport == nullptr)
|
|
{
|
|
return std::nullopt;
|
|
}
|
|
auto myViewport = window->viewport;
|
|
auto info = GetMapCoordinatesFromPosWindow(window, screenCoords, EnumsToFlags(ViewportInteractionItem::Terrain));
|
|
if (info.SpriteType == ViewportInteractionItem::None)
|
|
{
|
|
return std::nullopt;
|
|
}
|
|
|
|
auto start_vp_pos = myViewport->ScreenToViewportCoord(screenCoords);
|
|
CoordsXY cursorMapPos = info.Loc.ToTileCentre();
|
|
|
|
// Iterates the cursor location to work out exactly where on the tile it is
|
|
for (int32_t i = 0; i < 5; i++)
|
|
{
|
|
int32_t z = TileElementHeight(cursorMapPos);
|
|
cursorMapPos = ViewportPosToMapPos(start_vp_pos, z);
|
|
cursorMapPos.x = std::clamp(cursorMapPos.x, info.Loc.x, info.Loc.x + 31);
|
|
cursorMapPos.y = std::clamp(cursorMapPos.y, info.Loc.y, info.Loc.y + 31);
|
|
}
|
|
|
|
if (viewport != nullptr)
|
|
*viewport = myViewport;
|
|
|
|
return cursorMapPos;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x006894D4
|
|
*/
|
|
std::optional<CoordsXY> ScreenGetMapXYWithZ(const ScreenCoordsXY& screenCoords, int32_t z)
|
|
{
|
|
Viewport* viewport = ViewportFindFromPoint(screenCoords);
|
|
if (viewport == nullptr)
|
|
{
|
|
return std::nullopt;
|
|
}
|
|
|
|
auto vpCoords = viewport->ScreenToViewportCoord(screenCoords);
|
|
auto mapPosition = ViewportPosToMapPos(vpCoords, z);
|
|
if (!MapIsLocationValid(mapPosition))
|
|
{
|
|
return std::nullopt;
|
|
}
|
|
|
|
return mapPosition;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x00689604
|
|
*/
|
|
std::optional<CoordsXY> ScreenGetMapXYQuadrant(const ScreenCoordsXY& screenCoords, uint8_t* quadrant)
|
|
{
|
|
auto mapCoords = ScreenGetMapXY(screenCoords, nullptr);
|
|
if (!mapCoords.has_value())
|
|
return std::nullopt;
|
|
|
|
*quadrant = MapGetTileQuadrant(*mapCoords);
|
|
return mapCoords->ToTileStart();
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x0068964B
|
|
*/
|
|
std::optional<CoordsXY> ScreenGetMapXYQuadrantWithZ(const ScreenCoordsXY& screenCoords, int32_t z, uint8_t* quadrant)
|
|
{
|
|
auto mapCoords = ScreenGetMapXYWithZ(screenCoords, z);
|
|
if (!mapCoords.has_value())
|
|
return std::nullopt;
|
|
|
|
*quadrant = MapGetTileQuadrant(*mapCoords);
|
|
return mapCoords->ToTileStart();
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x00689692
|
|
*/
|
|
std::optional<CoordsXY> ScreenGetMapXYSide(const ScreenCoordsXY& screenCoords, uint8_t* side)
|
|
{
|
|
auto mapCoords = ScreenGetMapXY(screenCoords, nullptr);
|
|
if (!mapCoords.has_value())
|
|
return std::nullopt;
|
|
|
|
*side = MapGetTileSide(*mapCoords);
|
|
return mapCoords->ToTileStart();
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x006896DC
|
|
*/
|
|
std::optional<CoordsXY> ScreenGetMapXYSideWithZ(const ScreenCoordsXY& screenCoords, int32_t z, uint8_t* side)
|
|
{
|
|
auto mapCoords = ScreenGetMapXYWithZ(screenCoords, z);
|
|
if (!mapCoords.has_value())
|
|
return std::nullopt;
|
|
|
|
*side = MapGetTileSide(*mapCoords);
|
|
return mapCoords->ToTileStart();
|
|
}
|
|
|
|
/**
|
|
* Get current viewport rotation.
|
|
*
|
|
* If an invalid rotation is detected and DEBUG_LEVEL_1 is enabled, an error
|
|
* will be reported.
|
|
*
|
|
* @returns rotation in range 0-3 (inclusive)
|
|
*/
|
|
uint8_t GetCurrentRotation()
|
|
{
|
|
auto* viewport = ViewportGetMain();
|
|
if (viewport == nullptr)
|
|
{
|
|
LOG_ERROR("No viewport found! Will return 0.");
|
|
return 0;
|
|
}
|
|
uint8_t rotation = viewport->rotation;
|
|
uint8_t rotation_masked = rotation & 3;
|
|
#if defined(DEBUG_LEVEL_1) && DEBUG_LEVEL_1
|
|
if (rotation != rotation_masked)
|
|
{
|
|
LOG_ERROR(
|
|
"Found wrong rotation %d! Will return %d instead.", static_cast<uint32_t>(rotation),
|
|
static_cast<uint32_t>(rotation_masked));
|
|
}
|
|
#endif // DEBUG_LEVEL_1
|
|
return rotation_masked;
|
|
}
|
|
|
|
int32_t GetHeightMarkerOffset()
|
|
{
|
|
// Height labels in units
|
|
if (gConfigGeneral.ShowHeightAsUnits)
|
|
return 0;
|
|
|
|
// Height labels in feet
|
|
if (gConfigGeneral.MeasurementFormat == MeasurementFormat::Imperial)
|
|
return 1 * 256;
|
|
|
|
// Height labels in metres
|
|
return 2 * 256;
|
|
}
|
|
|
|
void ViewportSetSavedView()
|
|
{
|
|
WindowBase* w = WindowGetMain();
|
|
if (w != nullptr)
|
|
{
|
|
Viewport* viewport = w->viewport;
|
|
auto& gameState = GetGameState();
|
|
|
|
gameState.SavedView = ScreenCoordsXY{ viewport->view_width / 2, viewport->view_height / 2 } + viewport->viewPos;
|
|
|
|
gameState.SavedViewZoom = viewport->zoom;
|
|
gameState.SavedViewRotation = viewport->rotation;
|
|
}
|
|
}
|
|
|
|
ZoomLevel ZoomLevel::min()
|
|
{
|
|
#ifndef DISABLE_OPENGL
|
|
if (drawing_engine_get_type() == DrawingEngine::OpenGL)
|
|
{
|
|
return ZoomLevel{ -2 };
|
|
}
|
|
#endif
|
|
|
|
return ZoomLevel{ 0 };
|
|
}
|