src/client/render/core.cpp

   1 /*
   2 Minetest
   3 Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
   4 Copyright (C) 2017 numzero, Lobachevskiy Vitaliy <numzer0@yandex.ru>
   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 #include "core.h"
  22 #include "client/camera.h"
  23 #include "client/client.h"
  24 #include "client/clientmap.h"
  25 #include "client/hud.h"
  26 #include "client/minimap.h"
  27
  28 RenderingCore::RenderingCore(IrrlichtDevice *_device, Client *_client, Hud *_hud)
  29         : device(_device), driver(device->getVideoDriver()), smgr(device->getSceneManager()),
  30         guienv(device->getGUIEnvironment()), client(_client), camera(client->getCamera()),
  31         mapper(client->getMinimap()), hud(_hud)
  32 {
  33         screensize = driver->getScreenSize();
  34         virtual_size = screensize;
  35 }
  36
  37 RenderingCore::~RenderingCore()
  38 {
  39         clearTextures();
  40 }
  41
  42 void RenderingCore::initialize()
  43 {
  44         // have to be called late as the VMT is not ready in the constructor:
  45         initTextures();
  46 }
  47
  48 void RenderingCore::updateScreenSize()
  49 {
  50         virtual_size = screensize;
  51         clearTextures();
  52         initTextures();
  53 }
  54
  55 void RenderingCore::draw(video::SColor _skycolor, bool _show_hud, bool _show_minimap,
  56                 bool _draw_wield_tool, bool _draw_crosshair)
  57 {
  58         v2u32 ss = driver->getScreenSize();
  59         if (screensize != ss) {
  60                 screensize = ss;
  61                 updateScreenSize();
  62         }
  63         skycolor = _skycolor;
  64         show_hud = _show_hud;
  65         show_minimap = _show_minimap;
  66         draw_wield_tool = _draw_wield_tool;
  67         draw_crosshair = _draw_crosshair;
  68
  69         beforeDraw();
  70         drawAll();
  71 }
  72
  73 void RenderingCore::draw3D()
  74 {
  75         smgr->drawAll();
  76         driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
  77         if (!show_hud)
  78                 return;
  79         hud->drawSelectionMesh();
  80         if (draw_wield_tool)
  81                 camera->drawWieldedTool();
  82 }
  83
  84 void RenderingCore::drawHUD()
  85 {
  86         if (show_hud) {
  87                 if (draw_crosshair)
  88                         hud->drawCrosshair();
  89                 hud->drawHotbar(client->getEnv().getLocalPlayer()->getWieldIndex());
  90                 hud->drawLuaElements(camera->getOffset());
  91                 camera->drawNametags();
  92                 if (mapper && show_minimap)
  93                         mapper->drawMinimap();
  94         }
  95         guienv->drawAll();
  96 }
  97
  98 void RenderingCore::drawPostFx()
  99 {
 100         client->getEnv().getClientMap().renderPostFx(camera->getCameraMode());
 101 }