mirror of https://github.com/OpenRCT2/OpenRCT2.git
190 lines
6.2 KiB
C++
190 lines
6.2 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 "Weather.h"
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#include "../Game.h"
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#include "../config/Config.h"
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#include "../interface/Viewport.h"
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#include "../ride/TrackDesign.h"
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#include "../scenario/Scenario.h"
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#include "../ui/UiContext.h"
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#include "../world/Climate.h"
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#include "Drawing.h"
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#include "IDrawingEngine.h"
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using namespace OpenRCT2;
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using namespace OpenRCT2::Drawing;
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static void DrawLightRain(
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rct_drawpixelinfo* dpi, IWeatherDrawer* weatherDrawer, int32_t left, int32_t top, int32_t width, int32_t height);
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static void DrawHeavyRain(
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rct_drawpixelinfo* dpi, IWeatherDrawer* weatherDrawer, int32_t left, int32_t top, int32_t width, int32_t height);
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static void DrawLightSnow(
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rct_drawpixelinfo* dpi, IWeatherDrawer* weatherDrawer, int32_t left, int32_t top, int32_t width, int32_t height);
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static void DrawHeavySnow(
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rct_drawpixelinfo* dpi, IWeatherDrawer* weatherDrawer, int32_t left, int32_t top, int32_t width, int32_t height);
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/**
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*
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* rct2: 0x009AC058
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*/
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const DrawWeatherFunc DrawRainFunctions[] = {
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nullptr,
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&DrawLightRain,
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&DrawHeavyRain,
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};
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const DrawWeatherFunc DrawSnowFunctions[] = {
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nullptr,
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&DrawLightSnow,
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&DrawHeavySnow,
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};
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/**
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*
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* rct2: 0x00684218
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*/
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void DrawWeather(rct_drawpixelinfo* dpi, IWeatherDrawer* weatherDrawer)
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{
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if (gConfigGeneral.render_weather_effects)
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{
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uint32_t viewFlags = 0;
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const auto* viewport = window_get_viewport(window_get_main());
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if (viewport != nullptr)
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viewFlags = viewport->flags;
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// Get weather draw function and draw weather
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auto weatherLevel = gClimateCurrent.Level;
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if (weatherLevel != WeatherLevel::None && !gTrackDesignSaveMode && !(viewFlags & VIEWPORT_FLAG_HIGHLIGHT_PATH_ISSUES))
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{
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auto drawFunc = DrawRainFunctions[static_cast<int8_t>(weatherLevel)];
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if (climate_is_snowing())
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{
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drawFunc = DrawSnowFunctions[static_cast<int8_t>(weatherLevel)];
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}
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auto uiContext = GetContext()->GetUiContext();
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uiContext->DrawWeatherAnimation(weatherDrawer, dpi, drawFunc);
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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: 0x00684114
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*/
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static void DrawLightRain(
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rct_drawpixelinfo* dpi, IWeatherDrawer* weatherDrawer, int32_t left, int32_t top, int32_t width, int32_t height)
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{
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int32_t x_start = -static_cast<int32_t>(gCurrentTicks) + 8;
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int32_t y_start = (gCurrentTicks * 3) + 7;
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y_start = -y_start;
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x_start += left;
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y_start += top;
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weatherDrawer->Draw(dpi, left, top, width, height, x_start, y_start, RainPattern);
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x_start = -static_cast<int32_t>(gCurrentTicks) + 0x18;
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y_start = (gCurrentTicks * 4) + 0x0D;
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y_start = -y_start;
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x_start += left;
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y_start += top;
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weatherDrawer->Draw(dpi, left, top, width, height, x_start, y_start, RainPattern);
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}
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/**
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*
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* rct2: 0x0068416D
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*/
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static void DrawHeavyRain(
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rct_drawpixelinfo* dpi, IWeatherDrawer* weatherDrawer, int32_t left, int32_t top, int32_t width, int32_t height)
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{
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int32_t x_start = -static_cast<int32_t>(gCurrentTicks);
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int32_t y_start = gCurrentTicks * 5;
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y_start = -y_start;
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x_start += left;
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y_start += top;
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weatherDrawer->Draw(dpi, left, top, width, height, x_start, y_start, RainPattern);
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x_start = -static_cast<int32_t>(gCurrentTicks) + 0x10;
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y_start = (gCurrentTicks * 6) + 5;
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y_start = -y_start;
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x_start += left;
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y_start += top;
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weatherDrawer->Draw(dpi, left, top, width, height, x_start, y_start, RainPattern);
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x_start = -static_cast<int32_t>(gCurrentTicks) + 8;
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y_start = (gCurrentTicks * 3) + 7;
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y_start = -y_start;
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x_start += left;
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y_start += top;
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weatherDrawer->Draw(dpi, left, top, width, height, x_start, y_start, RainPattern);
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x_start = -static_cast<int32_t>(gCurrentTicks) + 0x18;
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y_start = (gCurrentTicks * 4) + 0x0D;
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y_start = -y_start;
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x_start += left;
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y_start += top;
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weatherDrawer->Draw(dpi, left, top, width, height, x_start, y_start, RainPattern);
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}
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static void DrawLightSnow(
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rct_drawpixelinfo* dpi, IWeatherDrawer* weatherDrawer, int32_t left, int32_t top, int32_t width, int32_t height)
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{
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const uint32_t t = gCurrentTicks / 2;
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const int32_t negT = -static_cast<int32_t>(t);
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const double cosTick = static_cast<double>(gCurrentTicks) * 0.05;
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int32_t x_start = negT + 1 + (cos(1.0 + cosTick) * 6);
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int32_t y_start = t + 1;
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y_start = -y_start;
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x_start += left;
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y_start += top;
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weatherDrawer->Draw(dpi, left, top, width, height, x_start, y_start, SnowPattern);
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x_start = negT + 16 + (cos(cosTick) * 6);
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y_start = t + 16;
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y_start = -y_start;
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x_start += left;
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y_start += top;
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weatherDrawer->Draw(dpi, left, top, width, height, x_start, y_start, SnowPattern);
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}
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static void DrawHeavySnow(
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rct_drawpixelinfo* dpi, IWeatherDrawer* weatherDrawer, int32_t left, int32_t top, int32_t width, int32_t height)
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{
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int32_t x_start = -static_cast<int32_t>(gCurrentTicks * 3) + 1;
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int32_t y_start = gCurrentTicks + 23;
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y_start = -y_start;
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x_start += left;
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y_start += top;
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weatherDrawer->Draw(dpi, left, top, width, height, x_start, y_start, SnowPattern);
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x_start = -static_cast<int32_t>(gCurrentTicks * 4) + 6;
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y_start = gCurrentTicks + 5;
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y_start = -y_start;
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x_start += left;
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y_start += top;
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weatherDrawer->Draw(dpi, left, top, width, height, x_start, y_start, SnowPattern);
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x_start = -static_cast<int32_t>(gCurrentTicks * 2) + 11;
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y_start = gCurrentTicks + 18;
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y_start = -y_start;
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x_start += left;
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y_start += top;
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weatherDrawer->Draw(dpi, left, top, width, height, x_start, y_start, SnowPattern);
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x_start = -static_cast<int32_t>(gCurrentTicks * 3) + 17;
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y_start = gCurrentTicks + 11;
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y_start = -y_start;
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x_start += left;
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y_start += top;
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weatherDrawer->Draw(dpi, left, top, width, height, x_start, y_start, SnowPattern);
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}
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