mirror of https://github.com/OpenRCT2/OpenRCT2.git
705 lines
25 KiB
C++
705 lines
25 KiB
C++
/*****************************************************************************
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* Copyright (c) 2014-2020 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 <algorithm>
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#include <openrct2-ui/interface/Viewport.h>
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#include <openrct2-ui/interface/Widget.h>
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#include <openrct2-ui/windows/Window.h>
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#include <openrct2/Cheats.h>
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#include <openrct2/Context.h>
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#include <openrct2/Game.h>
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#include <openrct2/Input.h>
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#include <openrct2/actions/TrackDesignAction.h>
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#include <openrct2/audio/audio.h>
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#include <openrct2/localisation/Localisation.h>
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#include <openrct2/ride/RideData.h>
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#include <openrct2/ride/Track.h>
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#include <openrct2/ride/TrackData.h>
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#include <openrct2/ride/TrackDesign.h>
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#include <openrct2/ride/TrackDesignRepository.h>
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#include <openrct2/sprites.h>
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#include <openrct2/ui/UiContext.h>
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#include <openrct2/ui/WindowManager.h>
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#include <openrct2/windows/Intent.h>
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#include <openrct2/world/Park.h>
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#include <openrct2/world/Surface.h>
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#include <vector>
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using namespace OpenRCT2;
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using namespace OpenRCT2::TrackMetaData;
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static constexpr const rct_string_id WINDOW_TITLE = STR_STRING;
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static constexpr const int32_t WH = 124;
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static constexpr const int32_t WW = 200;
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constexpr int16_t TRACK_MINI_PREVIEW_WIDTH = 168;
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constexpr int16_t TRACK_MINI_PREVIEW_HEIGHT = 78;
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constexpr uint16_t TRACK_MINI_PREVIEW_SIZE = TRACK_MINI_PREVIEW_WIDTH * TRACK_MINI_PREVIEW_HEIGHT;
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struct rct_track_td6;
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static constexpr uint8_t _PaletteIndexColourEntrance = PALETTE_INDEX_20; // White
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static constexpr uint8_t _PaletteIndexColourExit = PALETTE_INDEX_10; // Black
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static constexpr uint8_t _PaletteIndexColourTrack = PALETTE_INDEX_248; // Grey (dark)
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static constexpr uint8_t _PaletteIndexColourStation = PALETTE_INDEX_252; // Grey (light)
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// clang-format off
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enum {
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WIDX_BACKGROUND,
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WIDX_TITLE,
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WIDX_CLOSE,
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WIDX_ROTATE,
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WIDX_MIRROR,
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WIDX_SELECT_DIFFERENT_DESIGN,
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WIDX_PRICE
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};
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validate_global_widx(WC_TRACK_DESIGN_PLACE, WIDX_ROTATE);
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static rct_widget window_track_place_widgets[] = {
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WINDOW_SHIM(WINDOW_TITLE, WW, WH),
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MakeWidget({173, 83}, { 24, 24}, WindowWidgetType::FlatBtn, WindowColour::Primary, SPR_ROTATE_ARROW, STR_ROTATE_90_TIP ),
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MakeWidget({173, 59}, { 24, 24}, WindowWidgetType::FlatBtn, WindowColour::Primary, SPR_MIRROR_ARROW, STR_MIRROR_IMAGE_TIP ),
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MakeWidget({ 4, 109}, {192, 12}, WindowWidgetType::Button, WindowColour::Primary, STR_SELECT_A_DIFFERENT_DESIGN, STR_GO_BACK_TO_DESIGN_SELECTION_WINDOW_TIP),
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MakeWidget({ 0, 0}, { 1, 1}, WindowWidgetType::Empty, WindowColour::Primary),
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WIDGETS_END,
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};
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static void window_track_place_close(rct_window *w);
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static void window_track_place_mouseup(rct_window *w, rct_widgetindex widgetIndex);
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static void window_track_place_update(rct_window *w);
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static void window_track_place_toolupdate(rct_window* w, rct_widgetindex widgetIndex, const ScreenCoordsXY& screenCoords);
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static void window_track_place_tooldown(rct_window* w, rct_widgetindex widgetIndex, const ScreenCoordsXY& screenCoords);
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static void window_track_place_toolabort(rct_window *w, rct_widgetindex widgetIndex);
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static void window_track_place_unknown14(rct_window *w);
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static void window_track_place_invalidate(rct_window *w);
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static void window_track_place_paint(rct_window *w, rct_drawpixelinfo *dpi);
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static rct_window_event_list window_track_place_events([](auto& events)
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{
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events.close = &window_track_place_close;
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events.mouse_up = &window_track_place_mouseup;
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events.update = &window_track_place_update;
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events.tool_update = &window_track_place_toolupdate;
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events.tool_down = &window_track_place_tooldown;
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events.tool_abort = &window_track_place_toolabort;
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events.viewport_rotate = &window_track_place_unknown14;
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events.invalidate = &window_track_place_invalidate;
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events.paint = &window_track_place_paint;
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});
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// clang-format on
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static std::vector<uint8_t> _window_track_place_mini_preview;
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static CoordsXY _windowTrackPlaceLast;
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static ride_id_t _window_track_place_ride_index;
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static bool _window_track_place_last_was_valid;
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static CoordsXYZ _windowTrackPlaceLastValid;
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static money32 _window_track_place_last_cost;
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static std::unique_ptr<TrackDesign> _trackDesign;
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static void window_track_place_clear_provisional();
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static int32_t window_track_place_get_base_z(const CoordsXY& loc);
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static void window_track_place_clear_mini_preview();
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static void window_track_place_draw_mini_preview(TrackDesign* td6);
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static void window_track_place_draw_mini_preview_track(
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TrackDesign* td6, int32_t pass, const CoordsXY& origin, CoordsXY min, CoordsXY max);
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static void window_track_place_draw_mini_preview_maze(
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TrackDesign* td6, int32_t pass, const CoordsXY& origin, CoordsXY min, CoordsXY max);
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static ScreenCoordsXY draw_mini_preview_get_pixel_position(const CoordsXY& location);
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static bool draw_mini_preview_is_pixel_in_bounds(const ScreenCoordsXY& pixel);
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static uint8_t* draw_mini_preview_get_pixel_ptr(const ScreenCoordsXY& pixel);
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/**
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*
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* rct2: 0x006D182E
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*/
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static void window_track_place_clear_mini_preview()
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{
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// Fill with transparent colour.
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std::fill(_window_track_place_mini_preview.begin(), _window_track_place_mini_preview.end(), PALETTE_INDEX_0);
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}
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/**
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*
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* rct2: 0x006CFCA0
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*/
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rct_window* window_track_place_open(const track_design_file_ref* tdFileRef)
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{
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_trackDesign = track_design_open(tdFileRef->path);
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if (_trackDesign == nullptr)
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{
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return nullptr;
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}
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window_close_construction_windows();
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_window_track_place_mini_preview.resize(TRACK_MINI_PREVIEW_SIZE);
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rct_window* w = WindowCreate(ScreenCoordsXY(0, 29), 200, 124, &window_track_place_events, WC_TRACK_DESIGN_PLACE, 0);
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w->widgets = window_track_place_widgets;
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w->enabled_widgets = 1ULL << WIDX_CLOSE | 1ULL << WIDX_ROTATE | 1ULL << WIDX_MIRROR | 1ULL << WIDX_SELECT_DIFFERENT_DESIGN;
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WindowInitScrollWidgets(w);
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tool_set(w, WIDX_PRICE, Tool::Crosshair);
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input_set_flag(INPUT_FLAG_6, true);
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window_push_others_right(w);
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show_gridlines();
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_window_track_place_last_cost = MONEY32_UNDEFINED;
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_windowTrackPlaceLast.SetNull();
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_currentTrackPieceDirection = (2 - get_current_rotation()) & 3;
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window_track_place_clear_mini_preview();
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window_track_place_draw_mini_preview(_trackDesign.get());
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return w;
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}
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/**
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*
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* rct2: 0x006D0119
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*/
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static void window_track_place_close(rct_window* w)
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{
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window_track_place_clear_provisional();
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viewport_set_visibility(0);
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map_invalidate_map_selection_tiles();
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gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE_CONSTRUCT;
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gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE_ARROW;
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hide_gridlines();
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_window_track_place_mini_preview.clear();
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_window_track_place_mini_preview.shrink_to_fit();
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_trackDesign = nullptr;
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}
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/**
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*
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* rct2: 0x006CFEAC
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*/
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static void window_track_place_mouseup(rct_window* w, rct_widgetindex widgetIndex)
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{
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switch (widgetIndex)
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{
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case WIDX_CLOSE:
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window_close(w);
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break;
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case WIDX_ROTATE:
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window_track_place_clear_provisional();
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_currentTrackPieceDirection = (_currentTrackPieceDirection + 1) & 3;
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w->Invalidate();
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_windowTrackPlaceLast.SetNull();
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window_track_place_draw_mini_preview(_trackDesign.get());
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break;
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case WIDX_MIRROR:
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track_design_mirror(_trackDesign.get());
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_currentTrackPieceDirection = (0 - _currentTrackPieceDirection) & 3;
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w->Invalidate();
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_windowTrackPlaceLast.SetNull();
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window_track_place_draw_mini_preview(_trackDesign.get());
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break;
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case WIDX_SELECT_DIFFERENT_DESIGN:
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window_close(w);
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auto intent = Intent(WC_TRACK_DESIGN_LIST);
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intent.putExtra(INTENT_EXTRA_RIDE_TYPE, _window_track_list_item.Type);
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intent.putExtra(INTENT_EXTRA_RIDE_ENTRY_INDEX, _window_track_list_item.EntryIndex);
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context_open_intent(&intent);
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break;
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}
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}
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/**
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*
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* rct2: 0x006CFCA0
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*/
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static void window_track_place_update(rct_window* w)
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{
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if (!(input_test_flag(INPUT_FLAG_TOOL_ACTIVE)))
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if (gCurrentToolWidget.window_classification != WC_TRACK_DESIGN_PLACE)
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window_close(w);
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}
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static GameActions::Result::Ptr FindValidTrackDesignPlaceHeight(CoordsXYZ& loc, uint32_t flags)
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{
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GameActions::Result::Ptr res;
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for (int32_t i = 0; i < 7; i++, loc.z += 8)
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{
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auto tdAction = TrackDesignAction(CoordsXYZD{ loc.x, loc.y, loc.z, _currentTrackPieceDirection }, *_trackDesign);
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tdAction.SetFlags(flags);
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res = GameActions::Query(&tdAction);
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// If successful don't keep trying.
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// If failure due to no money then increasing height only makes problem worse
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if (res->Error == GameActions::Status::Ok || res->Error == GameActions::Status::InsufficientFunds)
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{
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return res;
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}
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}
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return res;
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}
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/**
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*
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* rct2: 0x006CFF2D
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*/
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static void window_track_place_toolupdate(rct_window* w, rct_widgetindex widgetIndex, const ScreenCoordsXY& screenCoords)
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{
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int16_t mapZ;
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map_invalidate_map_selection_tiles();
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gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE;
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gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE_CONSTRUCT;
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gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE_ARROW;
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// Get the tool map position
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CoordsXY mapCoords = ViewportInteractionGetTileStartAtCursor(screenCoords);
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if (mapCoords.IsNull())
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{
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window_track_place_clear_provisional();
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return;
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}
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// Check if tool map position has changed since last update
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if (mapCoords == _windowTrackPlaceLast)
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{
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place_virtual_track(
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_trackDesign.get(), PTD_OPERATION_DRAW_OUTLINES, true, GetOrAllocateRide(PreviewRideId), { mapCoords, 0 });
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return;
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}
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money32 cost = MONEY32_UNDEFINED;
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// Get base Z position
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mapZ = window_track_place_get_base_z(mapCoords);
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CoordsXYZ trackLoc = { mapCoords, mapZ };
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if (game_is_not_paused() || gCheatsBuildInPauseMode)
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{
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window_track_place_clear_provisional();
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auto res = FindValidTrackDesignPlaceHeight(trackLoc, GAME_COMMAND_FLAG_NO_SPEND | GAME_COMMAND_FLAG_GHOST);
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if (res->Error == GameActions::Status::Ok)
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{
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// Valid location found. Place the ghost at the location.
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auto tdAction = TrackDesignAction({ trackLoc, _currentTrackPieceDirection }, *_trackDesign);
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tdAction.SetFlags(GAME_COMMAND_FLAG_NO_SPEND | GAME_COMMAND_FLAG_GHOST);
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tdAction.SetCallback([trackLoc](const GameAction*, const TrackDesignActionResult* result) {
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if (result->Error == GameActions::Status::Ok)
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{
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_window_track_place_ride_index = result->rideIndex;
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_windowTrackPlaceLastValid = trackLoc;
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_window_track_place_last_was_valid = true;
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}
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});
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res = GameActions::Execute(&tdAction);
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cost = res->Error == GameActions::Status::Ok ? res->Cost : MONEY32_UNDEFINED;
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}
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}
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_windowTrackPlaceLast = trackLoc;
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if (cost != _window_track_place_last_cost)
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{
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_window_track_place_last_cost = cost;
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widget_invalidate(w, WIDX_PRICE);
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}
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place_virtual_track(_trackDesign.get(), PTD_OPERATION_DRAW_OUTLINES, true, GetOrAllocateRide(PreviewRideId), trackLoc);
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}
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/**
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*
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* rct2: 0x006CFF34
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*/
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static void window_track_place_tooldown(rct_window* w, rct_widgetindex widgetIndex, const ScreenCoordsXY& screenCoords)
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{
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window_track_place_clear_provisional();
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map_invalidate_map_selection_tiles();
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gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE;
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gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE_CONSTRUCT;
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gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE_ARROW;
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const CoordsXY mapCoords = ViewportInteractionGetTileStartAtCursor(screenCoords);
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if (mapCoords.IsNull())
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return;
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// Try increasing Z until a feasible placement is found
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int16_t mapZ = window_track_place_get_base_z(mapCoords);
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CoordsXYZ trackLoc = { mapCoords, mapZ };
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auto res = FindValidTrackDesignPlaceHeight(trackLoc, 0);
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if (res->Error == GameActions::Status::Ok)
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{
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auto tdAction = TrackDesignAction({ trackLoc, _currentTrackPieceDirection }, *_trackDesign);
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tdAction.SetCallback([trackLoc](const GameAction*, const TrackDesignActionResult* result) {
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if (result->Error == GameActions::Status::Ok)
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{
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auto ride = get_ride(result->rideIndex);
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if (ride != nullptr)
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{
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window_close_by_class(WC_ERROR);
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OpenRCT2::Audio::Play3D(OpenRCT2::Audio::SoundId::PlaceItem, trackLoc);
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_currentRideIndex = result->rideIndex;
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if (track_design_are_entrance_and_exit_placed())
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{
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auto intent = Intent(WC_RIDE);
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intent.putExtra(INTENT_EXTRA_RIDE_ID, static_cast<int32_t>(result->rideIndex));
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context_open_intent(&intent);
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auto wnd = window_find_by_class(WC_TRACK_DESIGN_PLACE);
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window_close(wnd);
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}
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else
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{
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ride_initialise_construction_window(ride);
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auto wnd = window_find_by_class(WC_RIDE_CONSTRUCTION);
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window_event_mouse_up_call(wnd, WC_RIDE_CONSTRUCTION__WIDX_ENTRANCE);
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}
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}
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}
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else
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{
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OpenRCT2::Audio::Play3D(OpenRCT2::Audio::SoundId::Error, result->Position);
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}
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});
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GameActions::Execute(&tdAction);
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return;
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}
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// Unable to build track
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OpenRCT2::Audio::Play3D(OpenRCT2::Audio::SoundId::Error, trackLoc);
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auto windowManager = GetContext()->GetUiContext()->GetWindowManager();
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windowManager->ShowError(res->GetErrorTitle(), res->GetErrorMessage());
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}
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/**
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*
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* rct2: 0x006D015C
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*/
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static void window_track_place_toolabort(rct_window* w, rct_widgetindex widgetIndex)
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{
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window_track_place_clear_provisional();
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}
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/**
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*
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* rct2: 0x006CFF01
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*/
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static void window_track_place_unknown14(rct_window* w)
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{
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window_track_place_draw_mini_preview(_trackDesign.get());
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}
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static void window_track_place_invalidate(rct_window* w)
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{
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window_track_place_draw_mini_preview(_trackDesign.get());
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}
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/**
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*
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* rct2: 0x006D017F
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*/
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static void window_track_place_clear_provisional()
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{
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if (_window_track_place_last_was_valid)
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{
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auto ride = get_ride(_window_track_place_ride_index);
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if (ride != nullptr)
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{
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place_virtual_track(_trackDesign.get(), PTD_OPERATION_REMOVE_GHOST, true, ride, _windowTrackPlaceLastValid);
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_window_track_place_last_was_valid = false;
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}
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}
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}
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void TrackPlaceClearProvisionalTemporarily()
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{
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if (_window_track_place_last_was_valid)
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{
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auto ride = get_ride(_window_track_place_ride_index);
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if (ride != nullptr)
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{
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place_virtual_track(_trackDesign.get(), PTD_OPERATION_REMOVE_GHOST, true, ride, _windowTrackPlaceLastValid);
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}
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}
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}
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void TrackPlaceRestoreProvisional()
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{
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if (_window_track_place_last_was_valid)
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{
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auto tdAction = TrackDesignAction({ _windowTrackPlaceLastValid, _currentTrackPieceDirection }, *_trackDesign);
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tdAction.SetFlags(GAME_COMMAND_FLAG_NO_SPEND | GAME_COMMAND_FLAG_GHOST);
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auto res = GameActions::Execute(&tdAction);
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if (res->Error != GameActions::Status::Ok)
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{
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_window_track_place_last_was_valid = false;
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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: 0x006D17C6
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*/
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static int32_t window_track_place_get_base_z(const CoordsXY& loc)
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{
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auto surfaceElement = map_get_surface_element_at(loc);
|
|
if (surfaceElement == nullptr)
|
|
return 0;
|
|
|
|
auto z = surfaceElement->GetBaseZ();
|
|
|
|
// Increase Z above slope
|
|
if (surfaceElement->GetSlope() & TILE_ELEMENT_SLOPE_ALL_CORNERS_UP)
|
|
{
|
|
z += 16;
|
|
|
|
// Increase Z above double slope
|
|
if (surfaceElement->GetSlope() & TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT)
|
|
z += 16;
|
|
}
|
|
|
|
// Increase Z above water
|
|
if (surfaceElement->GetWaterHeight() > 0)
|
|
z = std::max(z, surfaceElement->GetWaterHeight());
|
|
|
|
return z
|
|
+ place_virtual_track(
|
|
_trackDesign.get(), PTD_OPERATION_GET_PLACE_Z, true, GetOrAllocateRide(PreviewRideId), { loc, z });
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x006CFD9D
|
|
*/
|
|
static void window_track_place_paint(rct_window* w, rct_drawpixelinfo* dpi)
|
|
{
|
|
auto ft = Formatter::Common();
|
|
ft.Add<char*>(_trackDesign->name.c_str());
|
|
WindowDrawWidgets(w, dpi);
|
|
|
|
// Draw mini tile preview
|
|
rct_drawpixelinfo clippedDpi;
|
|
if (clip_drawpixelinfo(&clippedDpi, dpi, w->windowPos + ScreenCoordsXY{ 4, 18 }, 168, 78))
|
|
{
|
|
rct_g1_element g1temp = {};
|
|
g1temp.offset = _window_track_place_mini_preview.data();
|
|
g1temp.width = TRACK_MINI_PREVIEW_WIDTH;
|
|
g1temp.height = TRACK_MINI_PREVIEW_HEIGHT;
|
|
gfx_set_g1_element(SPR_TEMP, &g1temp);
|
|
drawing_engine_invalidate_image(SPR_TEMP);
|
|
gfx_draw_sprite(&clippedDpi, ImageId(SPR_TEMP, NOT_TRANSLUCENT(w->colours[0])), { 0, 0 });
|
|
}
|
|
|
|
// Price
|
|
if (_window_track_place_last_cost != MONEY32_UNDEFINED && !(gParkFlags & PARK_FLAGS_NO_MONEY))
|
|
{
|
|
ft = Formatter();
|
|
ft.Add<money64>(_window_track_place_last_cost);
|
|
DrawTextBasic(dpi, w->windowPos + ScreenCoordsXY{ 88, 94 }, STR_COST_LABEL, ft, { TextAlignment::CENTRE });
|
|
}
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x006D1845
|
|
*/
|
|
static void window_track_place_draw_mini_preview(TrackDesign* td6)
|
|
{
|
|
window_track_place_clear_mini_preview();
|
|
|
|
// First pass is used to determine the width and height of the image so it can centre it
|
|
CoordsXY min = { 0, 0 };
|
|
CoordsXY max = { 0, 0 };
|
|
for (int32_t pass = 0; pass < 2; pass++)
|
|
{
|
|
CoordsXY origin = { 0, 0 };
|
|
if (pass == 1)
|
|
{
|
|
origin.x -= ((max.x + min.x) >> 6) * COORDS_XY_STEP;
|
|
origin.y -= ((max.y + min.y) >> 6) * COORDS_XY_STEP;
|
|
}
|
|
|
|
if (td6->type == RIDE_TYPE_MAZE)
|
|
{
|
|
window_track_place_draw_mini_preview_maze(td6, pass, origin, min, max);
|
|
}
|
|
else
|
|
{
|
|
window_track_place_draw_mini_preview_track(td6, pass, origin, min, max);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void window_track_place_draw_mini_preview_track(
|
|
TrackDesign* td6, int32_t pass, const CoordsXY& origin, CoordsXY min, CoordsXY max)
|
|
{
|
|
const uint8_t rotation = (_currentTrackPieceDirection + get_current_rotation()) & 3;
|
|
|
|
CoordsXY curTrackStart = origin;
|
|
uint8_t curTrackRotation = rotation;
|
|
for (const auto& trackElement : td6->track_elements)
|
|
{
|
|
int32_t trackType = trackElement.type;
|
|
if (trackType == TrackElemType::InvertedUp90ToFlatQuarterLoopAlias)
|
|
{
|
|
trackType = TrackElemType::MultiDimInvertedUp90ToFlatQuarterLoop;
|
|
}
|
|
|
|
// Follow a single track piece shape
|
|
const auto& ted = GetTrackElementDescriptor(trackType);
|
|
const rct_preview_track* trackBlock = ted.Block;
|
|
while (trackBlock->index != 255)
|
|
{
|
|
auto rotatedAndOffsetTrackBlock = curTrackStart + CoordsXY{ trackBlock->x, trackBlock->y }.Rotate(curTrackRotation);
|
|
|
|
if (pass == 0)
|
|
{
|
|
min.x = std::min(min.x, rotatedAndOffsetTrackBlock.x);
|
|
max.x = std::max(max.x, rotatedAndOffsetTrackBlock.x);
|
|
min.y = std::min(min.y, rotatedAndOffsetTrackBlock.y);
|
|
max.y = std::max(max.y, rotatedAndOffsetTrackBlock.y);
|
|
}
|
|
else
|
|
{
|
|
auto pixelPosition = draw_mini_preview_get_pixel_position(rotatedAndOffsetTrackBlock);
|
|
if (draw_mini_preview_is_pixel_in_bounds(pixelPosition))
|
|
{
|
|
uint8_t* pixel = draw_mini_preview_get_pixel_ptr(pixelPosition);
|
|
|
|
auto bits = trackBlock->var_08.Rotate(curTrackRotation & 3).GetBaseQuarterOccupied();
|
|
|
|
// Station track is a lighter colour
|
|
uint8_t colour = (ted.SequenceProperties[0] & TRACK_SEQUENCE_FLAG_ORIGIN) ? _PaletteIndexColourStation
|
|
: _PaletteIndexColourTrack;
|
|
|
|
for (int32_t i = 0; i < 4; i++)
|
|
{
|
|
if (bits & 1)
|
|
pixel[338 + i] = colour; // x + 2, y + 2
|
|
if (bits & 2)
|
|
pixel[168 + i] = colour; // y + 1
|
|
if (bits & 4)
|
|
pixel[2 + i] = colour; // x + 2
|
|
if (bits & 8)
|
|
pixel[172 + i] = colour; // x + 4, y + 1
|
|
}
|
|
}
|
|
}
|
|
trackBlock++;
|
|
}
|
|
|
|
// Change rotation and next position based on track curvature
|
|
curTrackRotation &= 3;
|
|
|
|
const rct_track_coordinates* track_coordinate = &ted.Coordinates;
|
|
|
|
curTrackStart += CoordsXY{ track_coordinate->x, track_coordinate->y }.Rotate(curTrackRotation);
|
|
curTrackRotation += track_coordinate->rotation_end - track_coordinate->rotation_begin;
|
|
curTrackRotation &= 3;
|
|
if (track_coordinate->rotation_end & 4)
|
|
{
|
|
curTrackRotation |= 4;
|
|
}
|
|
if (!(curTrackRotation & 4))
|
|
{
|
|
curTrackStart += CoordsDirectionDelta[curTrackRotation];
|
|
}
|
|
}
|
|
|
|
// Draw entrance and exit preview.
|
|
for (const auto& entrance : td6->entrance_elements)
|
|
{
|
|
auto rotatedAndOffsetEntrance = origin + CoordsXY{ entrance.x, entrance.y }.Rotate(rotation);
|
|
|
|
if (pass == 0)
|
|
{
|
|
min.x = std::min(min.x, rotatedAndOffsetEntrance.x);
|
|
max.x = std::max(max.x, rotatedAndOffsetEntrance.x);
|
|
min.y = std::min(min.y, rotatedAndOffsetEntrance.y);
|
|
max.y = std::max(max.y, rotatedAndOffsetEntrance.y);
|
|
}
|
|
else
|
|
{
|
|
auto pixelPosition = draw_mini_preview_get_pixel_position(rotatedAndOffsetEntrance);
|
|
if (draw_mini_preview_is_pixel_in_bounds(pixelPosition))
|
|
{
|
|
uint8_t* pixel = draw_mini_preview_get_pixel_ptr(pixelPosition);
|
|
uint8_t colour = entrance.isExit ? _PaletteIndexColourExit : _PaletteIndexColourEntrance;
|
|
for (int32_t i = 0; i < 4; i++)
|
|
{
|
|
pixel[338 + i] = colour; // x + 2, y + 2
|
|
pixel[168 + i] = colour; // y + 1
|
|
pixel[2 + i] = colour; // x + 2
|
|
pixel[172 + i] = colour; // x + 4, y + 1
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void window_track_place_draw_mini_preview_maze(
|
|
TrackDesign* td6, int32_t pass, const CoordsXY& origin, CoordsXY min, CoordsXY max)
|
|
{
|
|
uint8_t rotation = (_currentTrackPieceDirection + get_current_rotation()) & 3;
|
|
for (const auto& mazeElement : td6->maze_elements)
|
|
{
|
|
auto rotatedMazeCoords = origin + TileCoordsXY{ mazeElement.x, mazeElement.y }.ToCoordsXY().Rotate(rotation);
|
|
|
|
if (pass == 0)
|
|
{
|
|
min.x = std::min(min.x, rotatedMazeCoords.x);
|
|
max.x = std::max(max.x, rotatedMazeCoords.x);
|
|
min.y = std::min(min.y, rotatedMazeCoords.y);
|
|
max.y = std::max(max.y, rotatedMazeCoords.y);
|
|
}
|
|
else
|
|
{
|
|
auto pixelPosition = draw_mini_preview_get_pixel_position(rotatedMazeCoords);
|
|
if (draw_mini_preview_is_pixel_in_bounds(pixelPosition))
|
|
{
|
|
uint8_t* pixel = draw_mini_preview_get_pixel_ptr(pixelPosition);
|
|
|
|
uint8_t colour = _PaletteIndexColourTrack;
|
|
|
|
// Draw entrance and exit with different colours.
|
|
if (mazeElement.type == MAZE_ELEMENT_TYPE_ENTRANCE)
|
|
colour = _PaletteIndexColourEntrance;
|
|
else if (mazeElement.type == MAZE_ELEMENT_TYPE_EXIT)
|
|
colour = _PaletteIndexColourExit;
|
|
|
|
for (int32_t i = 0; i < 4; i++)
|
|
{
|
|
pixel[338 + i] = colour; // x + 2, y + 2
|
|
pixel[168 + i] = colour; // y + 1
|
|
pixel[2 + i] = colour; // x + 2
|
|
pixel[172 + i] = colour; // x + 4, y + 1
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static ScreenCoordsXY draw_mini_preview_get_pixel_position(const CoordsXY& location)
|
|
{
|
|
auto tilePos = TileCoordsXY(location);
|
|
return { (80 + (tilePos.y - tilePos.x) * 4), (38 + (tilePos.y + tilePos.x) * 2) };
|
|
}
|
|
|
|
static bool draw_mini_preview_is_pixel_in_bounds(const ScreenCoordsXY& pixel)
|
|
{
|
|
return pixel.x >= 0 && pixel.y >= 0 && pixel.x <= 160 && pixel.y <= 75;
|
|
}
|
|
|
|
static uint8_t* draw_mini_preview_get_pixel_ptr(const ScreenCoordsXY& pixel)
|
|
{
|
|
return &_window_track_place_mini_preview[pixel.y * TRACK_MINI_PREVIEW_WIDTH + pixel.x];
|
|
}
|