src/client/renderingengine.h

   1 /*
   2 Minetest
   3 Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
   4 Copyright (C) 2017 nerzhul, Loic Blot <loic.blot@unix-experience.fr>
   5
   6 This program is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU Lesser General Public License as published by
   8 the Free Software Foundation; either version 2.1 of the License, or
   9 (at your option) any later version.
  10
  11 This program is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU Lesser General Public License for more details.
  15
  16 You should have received a copy of the GNU Lesser General Public License along
  17 with this program; if not, write to the Free Software Foundation, Inc.,
  18 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19 */
  20
  21 #pragma once
  22
  23 #include <vector>
  24 #include <memory>
  25 #include <string>
  26 #include "irrlichttypes_extrabloated.h"
  27 #include "debug.h"
  28 #include "client/render/core.h"
  29 // include the shadow mapper classes too
  30 #include "client/shadows/dynamicshadowsrender.h"
  31
  32
  33 class ITextureSource;
  34 class Camera;
  35 class Client;
  36 class LocalPlayer;
  37 class Hud;
  38 class Minimap;
  39
  40 class RenderingCore;
  41
  42 class RenderingEngine
  43 {
  44 public:
  45         RenderingEngine(IEventReceiver *eventReceiver);
  46         ~RenderingEngine();
  47
  48         void setResizable(bool resize);
  49
  50         video::IVideoDriver *getVideoDriver() { return driver; }
  51
  52         static const char *getVideoDriverName(irr::video::E_DRIVER_TYPE type);
  53         static const char *getVideoDriverFriendlyName(irr::video::E_DRIVER_TYPE type);
  54         static float getDisplayDensity();
  55         static v2u32 getDisplaySize();
  56
  57         bool setupTopLevelWindow(const std::string &name);
  58         void setupTopLevelXorgWindow(const std::string &name);
  59         bool setWindowIcon();
  60         bool setXorgWindowIconFromPath(const std::string &icon_file);
  61         static bool print_video_modes();
  62         void cleanupMeshCache();
  63
  64         void removeMesh(const scene::IMesh* mesh);
  65
  66         static v2u32 getWindowSize()
  67         {
  68                 sanity_check(s_singleton);
  69                 return s_singleton->_getWindowSize();
  70         }
  71
  72         io::IFileSystem *get_filesystem()
  73         {
  74                 return m_device->getFileSystem();
  75         }
  76
  77         static video::IVideoDriver *get_video_driver()
  78         {
  79                 sanity_check(s_singleton && s_singleton->m_device);
  80                 return s_singleton->m_device->getVideoDriver();
  81         }
  82
  83         scene::ISceneManager *get_scene_manager()
  84         {
  85                 return m_device->getSceneManager();
  86         }
  87
  88         static irr::IrrlichtDevice *get_raw_device()
  89         {
  90                 sanity_check(s_singleton && s_singleton->m_device);
  91                 return s_singleton->m_device;
  92         }
  93
  94         u32 get_timer_time()
  95         {
  96                 return m_device->getTimer()->getTime();
  97         }
  98
  99         gui::IGUIEnvironment *get_gui_env()
 100         {
 101                 return m_device->getGUIEnvironment();
 102         }
 103
 104         void draw_load_screen(const std::wstring &text,
 105                         gui::IGUIEnvironment *guienv, ITextureSource *tsrc,
 106                         float dtime = 0, int percent = 0, bool clouds = true);
 107
 108         void draw_menu_scene(gui::IGUIEnvironment *guienv, float dtime, bool clouds);
 109         void draw_scene(video::SColor skycolor, bool show_hud,
 110                         bool show_minimap, bool draw_wield_tool, bool draw_crosshair);
 111
 112         void initialize(Client *client, Hud *hud);
 113         void finalize();
 114
 115         bool run()
 116         {
 117                 return m_device->run();
 118         }
 119
 120         // FIXME: this is still global when it shouldn't be
 121         static ShadowRenderer *get_shadow_renderer()
 122         {
 123                 if (s_singleton && s_singleton->core)
 124                         return s_singleton->core->get_shadow_renderer();
 125                 return nullptr;
 126         }
 127         static std::vector<irr::video::E_DRIVER_TYPE> getSupportedVideoDrivers();
 128
 129 private:
 130         v2u32 _getWindowSize() const;
 131
 132         std::unique_ptr<RenderingCore> core;
 133         irr::IrrlichtDevice *m_device = nullptr;
 134         irr::video::IVideoDriver *driver;
 135         static RenderingEngine *s_singleton;
 136 };