3 Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
4 Copyright (C) 2017 nerzhul, Loic Blot <loic.blot@unix-experience.fr>
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.
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.
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.
21 #include <IrrlichtDevice.h>
23 #include "fontengine.h"
25 #include "util/numeric.h"
26 #include "guiscalingfilter.h"
30 #include "clientmap.h"
31 #include "renderingengine.h"
32 #include "inputhandler.h"
35 #if !defined(_WIN32) && !defined(__APPLE__) && !defined(__ANDROID__) && !defined(SERVER)
40 #include <X11/Xutil.h>
43 RenderingEngine *RenderingEngine::s_singleton = nullptr;
45 RenderingEngine::RenderingEngine(IEventReceiver *receiver)
47 sanity_check(!s_singleton);
49 // Resolution selection
50 bool fullscreen = g_settings->getBool("fullscreen");
51 u16 screen_w = g_settings->getU16("screen_w");
52 u16 screen_h = g_settings->getU16("screen_h");
55 bool vsync = g_settings->getBool("vsync");
56 u16 bits = g_settings->getU16("fullscreen_bpp");
57 u16 fsaa = g_settings->getU16("fsaa");
59 // stereo buffer required for pageflip stereo
60 bool stereo_buffer = g_settings->get("3d_mode") == "pageflip";
63 video::E_DRIVER_TYPE driverType = video::EDT_OPENGL;
64 const std::string &driverstring = g_settings->get("video_driver");
65 std::vector<video::E_DRIVER_TYPE> drivers =
66 RenderingEngine::getSupportedVideoDrivers();
68 for (i = 0; i != drivers.size(); i++) {
69 if (!strcasecmp(driverstring.c_str(),
70 RenderingEngine::getVideoDriverName(drivers[i]))) {
71 driverType = drivers[i];
75 if (i == drivers.size()) {
76 errorstream << "Invalid video_driver specified; "
77 "defaulting to opengl"
81 SIrrlichtCreationParameters params = SIrrlichtCreationParameters();
82 params.DriverType = driverType;
83 params.WindowSize = core::dimension2d<u32>(screen_w, screen_h);
85 params.AntiAlias = fsaa;
86 params.Fullscreen = fullscreen;
87 params.Stencilbuffer = false;
88 params.Stereobuffer = stereo_buffer;
90 params.EventReceiver = receiver;
91 params.HighPrecisionFPU = g_settings->getBool("high_precision_fpu");
92 params.ZBufferBits = 24;
94 params.PrivateData = porting::app_global;
95 params.OGLES2ShaderPath = std::string(
96 porting::path_user + DIR_DELIM + "media" + DIR_DELIM + "Shaders" +
100 m_device = createDeviceEx(params);
104 RenderingEngine::~RenderingEngine()
107 s_singleton = nullptr;
110 v2u32 RenderingEngine::getWindowSize() const
112 return m_device->getVideoDriver()->getScreenSize();
115 void RenderingEngine::setResizable(bool resize)
117 m_device->setResizable(resize);
120 video::IVideoDriver *RenderingEngine::getVideoDriver()
122 return m_device->getVideoDriver();
125 bool RenderingEngine::print_video_modes()
127 IrrlichtDevice *nulldevice;
129 bool vsync = g_settings->getBool("vsync");
130 u16 fsaa = g_settings->getU16("fsaa");
131 MyEventReceiver *receiver = new MyEventReceiver();
133 SIrrlichtCreationParameters params = SIrrlichtCreationParameters();
134 params.DriverType = video::EDT_NULL;
135 params.WindowSize = core::dimension2d<u32>(640, 480);
137 params.AntiAlias = fsaa;
138 params.Fullscreen = false;
139 params.Stencilbuffer = false;
140 params.Vsync = vsync;
141 params.EventReceiver = receiver;
142 params.HighPrecisionFPU = g_settings->getBool("high_precision_fpu");
144 nulldevice = createDeviceEx(params);
151 std::cout << _("Available video modes (WxHxD):") << std::endl;
153 video::IVideoModeList *videomode_list = nulldevice->getVideoModeList();
155 if (videomode_list != NULL) {
156 s32 videomode_count = videomode_list->getVideoModeCount();
157 core::dimension2d<u32> videomode_res;
159 for (s32 i = 0; i < videomode_count; ++i) {
160 videomode_res = videomode_list->getVideoModeResolution(i);
161 videomode_depth = videomode_list->getVideoModeDepth(i);
162 std::cout << videomode_res.Width << "x" << videomode_res.Height
163 << "x" << videomode_depth << std::endl;
166 std::cout << _("Active video mode (WxHxD):") << std::endl;
167 videomode_res = videomode_list->getDesktopResolution();
168 videomode_depth = videomode_list->getDesktopDepth();
169 std::cout << videomode_res.Width << "x" << videomode_res.Height << "x"
170 << videomode_depth << std::endl;
176 return videomode_list != NULL;
179 void RenderingEngine::setXorgClassHint(
180 const video::SExposedVideoData &video_data, const std::string &name)
183 if (video_data.OpenGLLinux.X11Display == NULL)
186 XClassHint *classhint = XAllocClassHint();
187 classhint->res_name = (char *)name.c_str();
188 classhint->res_class = (char *)name.c_str();
190 XSetClassHint((Display *)video_data.OpenGLLinux.X11Display,
191 video_data.OpenGLLinux.X11Window, classhint);
196 bool RenderingEngine::setWindowIcon()
198 #if defined(XORG_USED)
200 return setXorgWindowIconFromPath(
201 porting::path_share + "/misc/" PROJECT_NAME "-xorg-icon-128.png");
203 // We have semi-support for reading in-place data if we are
204 // compiled with RUN_IN_PLACE. Don't break with this and
205 // also try the path_share location.
206 return setXorgWindowIconFromPath(
207 ICON_DIR "/hicolor/128x128/apps/" PROJECT_NAME ".png") ||
208 setXorgWindowIconFromPath(porting::path_share + "/misc/" PROJECT_NAME
209 "-xorg-icon-128.png");
211 #elif defined(_WIN32)
212 const video::SExposedVideoData exposedData =
213 m_device->getVideoDriver()->getExposedVideoData();
214 HWND hWnd; // Window handle
216 switch (m_device->getVideoDriver()->getDriverType()) {
217 case video::EDT_DIRECT3D8:
218 hWnd = reinterpret_cast<HWND>(exposedData.D3D8.HWnd);
220 case video::EDT_DIRECT3D9:
221 hWnd = reinterpret_cast<HWND>(exposedData.D3D9.HWnd);
223 case video::EDT_OPENGL:
224 hWnd = reinterpret_cast<HWND>(exposedData.OpenGLWin32.HWnd);
230 // Load the ICON from resource file
231 const HICON hicon = LoadIcon(GetModuleHandle(NULL),
232 MAKEINTRESOURCE(130) // The ID of the ICON defined in
237 SendMessage(hWnd, WM_SETICON, ICON_BIG, reinterpret_cast<LPARAM>(hicon));
238 SendMessage(hWnd, WM_SETICON, ICON_SMALL,
239 reinterpret_cast<LPARAM>(hicon));
248 bool RenderingEngine::setXorgWindowIconFromPath(const std::string &icon_file)
252 video::IVideoDriver *v_driver = m_device->getVideoDriver();
254 video::IImageLoader *image_loader = NULL;
255 u32 cnt = v_driver->getImageLoaderCount();
256 for (u32 i = 0; i < cnt; i++) {
257 if (v_driver->getImageLoader(i)->isALoadableFileExtension(
258 icon_file.c_str())) {
259 image_loader = v_driver->getImageLoader(i);
265 warningstream << "Could not find image loader for file '" << icon_file
270 io::IReadFile *icon_f =
271 m_device->getFileSystem()->createAndOpenFile(icon_file.c_str());
274 warningstream << "Could not load icon file '" << icon_file << "'"
279 video::IImage *img = image_loader->loadImage(icon_f);
282 warningstream << "Could not load icon file '" << icon_file << "'"
288 u32 height = img->getDimension().Height;
289 u32 width = img->getDimension().Width;
291 size_t icon_buffer_len = 2 + height * width;
292 long *icon_buffer = new long[icon_buffer_len];
294 icon_buffer[0] = width;
295 icon_buffer[1] = height;
297 for (u32 x = 0; x < width; x++) {
298 for (u32 y = 0; y < height; y++) {
299 video::SColor col = img->getPixel(x, y);
301 pixel_val |= (u8)col.getAlpha() << 24;
302 pixel_val |= (u8)col.getRed() << 16;
303 pixel_val |= (u8)col.getGreen() << 8;
304 pixel_val |= (u8)col.getBlue();
305 icon_buffer[2 + x + y * width] = pixel_val;
312 const video::SExposedVideoData &video_data = v_driver->getExposedVideoData();
314 Display *x11_dpl = (Display *)video_data.OpenGLLinux.X11Display;
316 if (x11_dpl == NULL) {
317 warningstream << "Could not find x11 display for setting its icon."
319 delete[] icon_buffer;
323 Window x11_win = (Window)video_data.OpenGLLinux.X11Window;
325 Atom net_wm_icon = XInternAtom(x11_dpl, "_NET_WM_ICON", False);
326 Atom cardinal = XInternAtom(x11_dpl, "CARDINAL", False);
327 XChangeProperty(x11_dpl, x11_win, net_wm_icon, cardinal, 32, PropModeReplace,
328 (const unsigned char *)icon_buffer, icon_buffer_len);
330 delete[] icon_buffer;
337 Draws a screen with a single text on it.
338 Text will be removed when the screen is drawn the next time.
339 Additionally, a progressbar can be drawn when percent is set between 0 and 100.
341 void RenderingEngine::_draw_load_screen(const std::wstring &text,
342 gui::IGUIEnvironment *guienv, ITextureSource *tsrc, float dtime,
343 int percent, bool clouds)
345 v2u32 screensize = RenderingEngine::get_instance()->getWindowSize();
347 v2s32 textsize(g_fontengine->getTextWidth(text), g_fontengine->getLineHeight());
348 v2s32 center(screensize.X / 2, screensize.Y / 2);
349 core::rect<s32> textrect(center - textsize / 2, center + textsize / 2);
351 gui::IGUIStaticText *guitext =
352 guienv->addStaticText(text.c_str(), textrect, false, false);
353 guitext->setTextAlignment(gui::EGUIA_CENTER, gui::EGUIA_UPPERLEFT);
355 bool cloud_menu_background = clouds && g_settings->getBool("menu_clouds");
356 if (cloud_menu_background) {
357 g_menuclouds->step(dtime * 3);
358 g_menuclouds->render();
359 get_video_driver()->beginScene(
360 true, true, video::SColor(255, 140, 186, 250));
361 g_menucloudsmgr->drawAll();
363 get_video_driver()->beginScene(true, true, video::SColor(255, 0, 0, 0));
366 if ((percent >= 0) && (percent <= 100)) {
367 video::ITexture *progress_img = tsrc->getTexture("progress_bar.png");
368 video::ITexture *progress_img_bg =
369 tsrc->getTexture("progress_bar_bg.png");
371 if (progress_img && progress_img_bg) {
373 const core::dimension2d<u32> &img_size =
374 progress_img_bg->getSize();
375 u32 imgW = rangelim(img_size.Width, 200, 600);
376 u32 imgH = rangelim(img_size.Height, 24, 72);
378 const core::dimension2d<u32> img_size(256, 48);
379 float imgRatio = (float)img_size.Height / img_size.Width;
380 u32 imgW = screensize.X / 2.2f;
381 u32 imgH = floor(imgW * imgRatio);
383 v2s32 img_pos((screensize.X - imgW) / 2,
384 (screensize.Y - imgH) / 2);
386 draw2DImageFilterScaled(get_video_driver(), progress_img_bg,
387 core::rect<s32>(img_pos.X, img_pos.Y,
390 core::rect<s32>(0, 0, img_size.Width,
394 draw2DImageFilterScaled(get_video_driver(), progress_img,
395 core::rect<s32>(img_pos.X, img_pos.Y,
396 img_pos.X + (percent * imgW) / 100,
398 core::rect<s32>(0, 0,
399 (percent * img_size.Width) / 100,
406 get_video_driver()->endScene();
410 std::vector<core::vector3d<u32>> RenderingEngine::getSupportedVideoModes()
412 IrrlichtDevice *nulldevice = createDevice(video::EDT_NULL);
413 sanity_check(nulldevice);
415 std::vector<core::vector3d<u32>> mlist;
416 video::IVideoModeList *modelist = nulldevice->getVideoModeList();
418 s32 num_modes = modelist->getVideoModeCount();
419 for (s32 i = 0; i != num_modes; i++) {
420 core::dimension2d<u32> mode_res = modelist->getVideoModeResolution(i);
421 u32 mode_depth = (u32)modelist->getVideoModeDepth(i);
422 mlist.push_back(core::vector3d<u32>(
423 mode_res.Width, mode_res.Height, mode_depth));
430 std::vector<irr::video::E_DRIVER_TYPE> RenderingEngine::getSupportedVideoDrivers()
432 std::vector<irr::video::E_DRIVER_TYPE> drivers;
434 for (int i = 0; i != irr::video::EDT_COUNT; i++) {
435 if (irr::IrrlichtDevice::isDriverSupported((irr::video::E_DRIVER_TYPE)i))
436 drivers.push_back((irr::video::E_DRIVER_TYPE)i);
442 void RenderingEngine::_draw_scene(Camera *camera, Client *client, LocalPlayer *player,
443 Hud *hud, Minimap *mapper, gui::IGUIEnvironment *guienv,
444 const v2u32 &screensize, const video::SColor &skycolor, bool show_hud,
447 bool draw_wield_tool =
448 (show_hud && (player->hud_flags & HUD_FLAG_WIELDITEM_VISIBLE) &&
449 camera->getCameraMode() < CAMERA_MODE_THIRD);
451 bool draw_crosshair = ((player->hud_flags & HUD_FLAG_CROSSHAIR_VISIBLE) &&
452 (camera->getCameraMode() != CAMERA_MODE_THIRD_FRONT));
454 #ifdef HAVE_TOUCHSCREENGUI
456 draw_crosshair = !g_settings->getBool("touchtarget");
457 } catch (SettingNotFoundException) {
461 const std::string &draw_mode = g_settings->get("3d_mode");
463 if (draw_mode == "anaglyph") {
464 draw_anaglyph_3d_mode(
465 camera, show_hud, hud, draw_wield_tool, client, guienv);
466 draw_crosshair = false;
467 } else if (draw_mode == "interlaced") {
468 draw_interlaced_3d_mode(camera, show_hud, hud, screensize,
469 draw_wield_tool, client, guienv, skycolor);
470 draw_crosshair = false;
471 } else if (draw_mode == "sidebyside") {
472 draw_sidebyside_3d_mode(camera, show_hud, hud, screensize,
473 draw_wield_tool, client, guienv, skycolor);
475 } else if (draw_mode == "topbottom") {
476 draw_top_bottom_3d_mode(camera, show_hud, hud, screensize,
477 draw_wield_tool, client, guienv, skycolor);
479 } else if (draw_mode == "pageflip") {
480 draw_pageflip_3d_mode(camera, show_hud, hud, screensize, draw_wield_tool,
481 client, guienv, skycolor);
482 draw_crosshair = false;
485 draw_plain(camera, show_hud, hud, screensize, draw_wield_tool, client,
492 client->getEnv().getClientMap().renderPostFx(camera->getCameraMode());
494 // TODO how to make those 3d too
497 hud->drawCrosshair();
499 hud->drawHotbar(client->getPlayerItem());
500 hud->drawLuaElements(camera->getOffset());
501 camera->drawNametags();
503 if (mapper && show_minimap)
504 mapper->drawMinimap();
510 void RenderingEngine::draw_anaglyph_3d_mode(Camera *camera, bool show_hud, Hud *hud,
511 bool draw_wield_tool, Client *client, gui::IGUIEnvironment *guienv)
514 /* preserve old setup*/
515 irr::core::vector3df oldPosition = camera->getCameraNode()->getPosition();
516 irr::core::vector3df oldTarget = camera->getCameraNode()->getTarget();
518 irr::core::matrix4 startMatrix =
519 camera->getCameraNode()->getAbsoluteTransformation();
520 irr::core::vector3df focusPoint =
521 (camera->getCameraNode()->getTarget() -
522 camera->getCameraNode()->getAbsolutePosition())
524 camera->getCameraNode()->getAbsolutePosition();
527 irr::core::vector3df leftEye;
528 irr::core::matrix4 leftMove;
529 leftMove.setTranslation(irr::core::vector3df(
530 -g_settings->getFloat("3d_paralax_strength"), 0.0f, 0.0f));
531 leftEye = (startMatrix * leftMove).getTranslation();
533 // clear the depth buffer, and color
534 getVideoDriver()->beginScene(true, true, irr::video::SColor(0, 200, 200, 255));
535 getVideoDriver()->getOverrideMaterial().Material.ColorMask = irr::video::ECP_RED;
536 getVideoDriver()->getOverrideMaterial().EnableFlags = irr::video::EMF_COLOR_MASK;
537 getVideoDriver()->getOverrideMaterial().EnablePasses =
538 irr::scene::ESNRP_SKY_BOX + irr::scene::ESNRP_SOLID +
539 irr::scene::ESNRP_TRANSPARENT +
540 irr::scene::ESNRP_TRANSPARENT_EFFECT + irr::scene::ESNRP_SHADOW;
541 camera->getCameraNode()->setPosition(leftEye);
542 camera->getCameraNode()->setTarget(focusPoint);
543 get_scene_manager()->drawAll();
544 getVideoDriver()->setTransform(video::ETS_WORLD, core::IdentityMatrix);
546 hud->drawSelectionMesh();
548 camera->drawWieldedTool(&leftMove);
554 irr::core::vector3df rightEye;
555 irr::core::matrix4 rightMove;
556 rightMove.setTranslation(irr::core::vector3df(
557 g_settings->getFloat("3d_paralax_strength"), 0.0f, 0.0f));
558 rightEye = (startMatrix * rightMove).getTranslation();
560 // clear the depth buffer
561 getVideoDriver()->clearZBuffer();
562 getVideoDriver()->getOverrideMaterial().Material.ColorMask =
563 irr::video::ECP_GREEN + irr::video::ECP_BLUE;
564 getVideoDriver()->getOverrideMaterial().EnableFlags = irr::video::EMF_COLOR_MASK;
565 getVideoDriver()->getOverrideMaterial().EnablePasses =
566 irr::scene::ESNRP_SKY_BOX + irr::scene::ESNRP_SOLID +
567 irr::scene::ESNRP_TRANSPARENT +
568 irr::scene::ESNRP_TRANSPARENT_EFFECT + irr::scene::ESNRP_SHADOW;
569 camera->getCameraNode()->setPosition(rightEye);
570 camera->getCameraNode()->setTarget(focusPoint);
571 get_scene_manager()->drawAll();
572 getVideoDriver()->setTransform(video::ETS_WORLD, core::IdentityMatrix);
574 hud->drawSelectionMesh();
576 camera->drawWieldedTool(&rightMove);
581 getVideoDriver()->getOverrideMaterial().Material.ColorMask = irr::video::ECP_ALL;
582 getVideoDriver()->getOverrideMaterial().EnableFlags = 0;
583 getVideoDriver()->getOverrideMaterial().EnablePasses = 0;
584 camera->getCameraNode()->setPosition(oldPosition);
585 camera->getCameraNode()->setTarget(oldTarget);
588 void RenderingEngine::init_texture(
589 const v2u32 &screensize, video::ITexture **texture, const char *name)
592 getVideoDriver()->removeTexture(*texture);
594 *texture = getVideoDriver()->addRenderTargetTexture(
595 core::dimension2d<u32>(screensize.X, screensize.Y), name,
596 irr::video::ECF_A8R8G8B8);
599 video::ITexture *RenderingEngine::draw_image(const v2u32 &screensize, parallax_sign psign,
600 const irr::core::matrix4 &startMatrix,
601 const irr::core::vector3df &focusPoint, bool show_hud, Camera *camera,
602 Hud *hud, bool draw_wield_tool, Client *client,
603 gui::IGUIEnvironment *guienv, const video::SColor &skycolor)
605 static video::ITexture *images[2] = {NULL, NULL};
606 static v2u32 last_screensize = v2u32(0, 0);
608 video::ITexture *image = NULL;
610 if (screensize != last_screensize) {
611 init_texture(screensize, &images[1], "mt_drawimage_img1");
612 init_texture(screensize, &images[0], "mt_drawimage_img2");
613 last_screensize = screensize;
621 getVideoDriver()->setRenderTarget(image, true, true,
622 irr::video::SColor(255, skycolor.getRed(), skycolor.getGreen(),
623 skycolor.getBlue()));
625 irr::core::vector3df eye_pos;
626 irr::core::matrix4 movement;
627 movement.setTranslation(irr::core::vector3df(
628 (int)psign * g_settings->getFloat("3d_paralax_strength"), 0.0f,
630 eye_pos = (startMatrix * movement).getTranslation();
632 // clear the depth buffer
633 getVideoDriver()->clearZBuffer();
634 camera->getCameraNode()->setPosition(eye_pos);
635 camera->getCameraNode()->setTarget(focusPoint);
636 get_scene_manager()->drawAll();
638 getVideoDriver()->setTransform(video::ETS_WORLD, core::IdentityMatrix);
641 hud->drawSelectionMesh();
643 camera->drawWieldedTool(&movement);
648 /* switch back to real renderer */
649 getVideoDriver()->setRenderTarget(0, true, true,
650 irr::video::SColor(0, skycolor.getRed(), skycolor.getGreen(),
651 skycolor.getBlue()));
656 video::ITexture *RenderingEngine::draw_hud(const v2u32 &screensize, bool show_hud,
657 Hud *hud, Client *client, bool draw_crosshair,
658 const video::SColor &skycolor, gui::IGUIEnvironment *guienv,
661 static video::ITexture *image = nullptr;
662 init_texture(screensize, &image, "mt_drawimage_hud");
663 getVideoDriver()->setRenderTarget(
664 image, true, true, irr::video::SColor(255, 0, 0, 0));
668 hud->drawCrosshair();
669 hud->drawHotbar(client->getPlayerItem());
670 hud->drawLuaElements(camera->getOffset());
671 camera->drawNametags();
675 getVideoDriver()->setRenderTarget(0, true, true,
676 irr::video::SColor(0, skycolor.getRed(), skycolor.getGreen(),
677 skycolor.getBlue()));
682 void RenderingEngine::draw_interlaced_3d_mode(Camera *camera, bool show_hud, Hud *hud,
683 const v2u32 &screensize, bool draw_wield_tool, Client *client,
684 gui::IGUIEnvironment *guienv, const video::SColor &skycolor)
686 /* save current info */
687 irr::core::vector3df oldPosition = camera->getCameraNode()->getPosition();
688 irr::core::vector3df oldTarget = camera->getCameraNode()->getTarget();
689 irr::core::matrix4 startMatrix =
690 camera->getCameraNode()->getAbsoluteTransformation();
691 irr::core::vector3df focusPoint =
692 (camera->getCameraNode()->getTarget() -
693 camera->getCameraNode()->getAbsolutePosition())
695 camera->getCameraNode()->getAbsolutePosition();
697 /* create left view */
698 video::ITexture *left_image = draw_image(screensize, LEFT, startMatrix,
699 focusPoint, show_hud, camera, hud, draw_wield_tool, client,
703 irr::core::vector3df rightEye;
704 irr::core::matrix4 rightMove;
705 rightMove.setTranslation(irr::core::vector3df(
706 g_settings->getFloat("3d_paralax_strength"), 0.0f, 0.0f));
707 rightEye = (startMatrix * rightMove).getTranslation();
709 // clear the depth buffer
710 getVideoDriver()->clearZBuffer();
711 camera->getCameraNode()->setPosition(rightEye);
712 camera->getCameraNode()->setTarget(focusPoint);
713 get_scene_manager()->drawAll();
715 getVideoDriver()->setTransform(video::ETS_WORLD, core::IdentityMatrix);
718 hud->drawSelectionMesh();
720 camera->drawWieldedTool(&rightMove);
724 for (unsigned int i = 0; i < screensize.Y; i += 2) {
725 #if (IRRLICHT_VERSION_MAJOR >= 1) && (IRRLICHT_VERSION_MINOR >= 8)
726 getVideoDriver()->draw2DImage(left_image,
727 irr::core::position2d<s32>(0, i),
729 getVideoDriver()->draw2DImage(left_image,
730 irr::core::position2d<s32>(0, screensize.Y - i),
732 irr::core::rect<s32>(0, i, screensize.X, i + 1), 0,
733 irr::video::SColor(255, 255, 255, 255), false);
737 camera->getCameraNode()->setPosition(oldPosition);
738 camera->getCameraNode()->setTarget(oldTarget);
741 void RenderingEngine::draw_sidebyside_3d_mode(Camera *camera, bool show_hud, Hud *hud,
742 const v2u32 &screensize, bool draw_wield_tool, Client *client,
743 gui::IGUIEnvironment *guienv, const video::SColor &skycolor)
745 /* save current info */
746 irr::core::vector3df oldPosition = camera->getCameraNode()->getPosition();
747 irr::core::vector3df oldTarget = camera->getCameraNode()->getTarget();
748 irr::core::matrix4 startMatrix =
749 camera->getCameraNode()->getAbsoluteTransformation();
750 irr::core::vector3df focusPoint =
751 (camera->getCameraNode()->getTarget() -
752 camera->getCameraNode()->getAbsolutePosition())
754 camera->getCameraNode()->getAbsolutePosition();
756 /* create left view */
757 video::ITexture *left_image = draw_image(screensize, LEFT, startMatrix,
758 focusPoint, show_hud, camera, hud, draw_wield_tool, client,
761 /* create right view */
762 video::ITexture *right_image = draw_image(screensize, RIGHT, startMatrix,
763 focusPoint, show_hud, camera, hud, draw_wield_tool, client,
766 /* create hud overlay */
767 video::ITexture *hudtexture = draw_hud(screensize, show_hud, hud, client, false,
768 skycolor, guienv, camera);
769 getVideoDriver()->makeColorKeyTexture(
770 hudtexture, irr::video::SColor(255, 0, 0, 0));
771 // makeColorKeyTexture mirrors texture so we do it twice to get it right again
772 getVideoDriver()->makeColorKeyTexture(
773 hudtexture, irr::video::SColor(255, 0, 0, 0));
775 draw2DImageFilterScaled(getVideoDriver(), left_image,
776 irr::core::rect<s32>(0, 0, screensize.X / 2, screensize.Y),
777 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0,
780 draw2DImageFilterScaled(getVideoDriver(), hudtexture,
781 irr::core::rect<s32>(0, 0, screensize.X / 2, screensize.Y),
782 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0,
785 draw2DImageFilterScaled(getVideoDriver(), right_image,
786 irr::core::rect<s32>(
787 screensize.X / 2, 0, screensize.X, screensize.Y),
788 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0,
791 draw2DImageFilterScaled(getVideoDriver(), hudtexture,
792 irr::core::rect<s32>(
793 screensize.X / 2, 0, screensize.X, screensize.Y),
794 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0,
797 left_image = nullptr;
798 right_image = nullptr;
801 camera->getCameraNode()->setPosition(oldPosition);
802 camera->getCameraNode()->setTarget(oldTarget);
805 void RenderingEngine::draw_top_bottom_3d_mode(Camera *camera, bool show_hud, Hud *hud,
806 const v2u32 &screensize, bool draw_wield_tool, Client *client,
807 gui::IGUIEnvironment *guienv, const video::SColor &skycolor)
809 /* save current info */
810 irr::core::vector3df oldPosition = camera->getCameraNode()->getPosition();
811 irr::core::vector3df oldTarget = camera->getCameraNode()->getTarget();
812 irr::core::matrix4 startMatrix =
813 camera->getCameraNode()->getAbsoluteTransformation();
814 irr::core::vector3df focusPoint =
815 (camera->getCameraNode()->getTarget() -
816 camera->getCameraNode()->getAbsolutePosition())
818 camera->getCameraNode()->getAbsolutePosition();
820 /* create left view */
821 video::ITexture *left_image = draw_image(screensize, LEFT, startMatrix,
822 focusPoint, show_hud, camera, hud, draw_wield_tool, client,
825 /* create right view */
826 video::ITexture *right_image = draw_image(screensize, RIGHT, startMatrix,
827 focusPoint, show_hud, camera, hud, draw_wield_tool, client,
830 /* create hud overlay */
831 video::ITexture *hudtexture = draw_hud(screensize, show_hud, hud, client, false,
832 skycolor, guienv, camera);
833 getVideoDriver()->makeColorKeyTexture(
834 hudtexture, irr::video::SColor(255, 0, 0, 0));
835 // makeColorKeyTexture mirrors texture so we do it twice to get it right again
836 getVideoDriver()->makeColorKeyTexture(
837 hudtexture, irr::video::SColor(255, 0, 0, 0));
839 draw2DImageFilterScaled(getVideoDriver(), left_image,
840 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y / 2),
841 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0,
844 draw2DImageFilterScaled(getVideoDriver(), hudtexture,
845 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y / 2),
846 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0,
849 draw2DImageFilterScaled(getVideoDriver(), right_image,
850 irr::core::rect<s32>(
851 0, screensize.Y / 2, screensize.X, screensize.Y),
852 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0,
855 draw2DImageFilterScaled(getVideoDriver(), hudtexture,
856 irr::core::rect<s32>(
857 0, screensize.Y / 2, screensize.X, screensize.Y),
858 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0,
865 camera->getCameraNode()->setPosition(oldPosition);
866 camera->getCameraNode()->setTarget(oldTarget);
869 void RenderingEngine::draw_pageflip_3d_mode(Camera *camera, bool show_hud, Hud *hud,
870 const v2u32 &screensize, bool draw_wield_tool, Client *client,
871 gui::IGUIEnvironment *guienv, const video::SColor &skycolor)
873 #if IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR > 8
874 errorstream << "Pageflip 3D mode is not supported"
875 << " with your Irrlicht version!" << std::endl;
877 /* preserve old setup*/
878 irr::core::vector3df oldPosition = camera->getCameraNode()->getPosition();
879 irr::core::vector3df oldTarget = camera->getCameraNode()->getTarget();
881 irr::core::matrix4 startMatrix =
882 camera->getCameraNode()->getAbsoluteTransformation();
883 irr::core::vector3df focusPoint =
884 (camera->getCameraNode()->getTarget() -
885 camera->getCameraNode()->getAbsolutePosition())
887 camera->getCameraNode()->getAbsolutePosition();
890 getVideoDriver()->setRenderTarget(irr::video::ERT_STEREO_LEFT_BUFFER);
892 irr::core::vector3df leftEye;
893 irr::core::matrix4 leftMove;
894 leftMove.setTranslation(irr::core::vector3df(
895 -g_settings->getFloat("3d_paralax_strength"), 0.0f, 0.0f));
896 leftEye = (startMatrix * leftMove).getTranslation();
898 // clear the depth buffer, and color
899 getVideoDriver()->beginScene(true, true, irr::video::SColor(200, 200, 200, 255));
900 camera->getCameraNode()->setPosition(leftEye);
901 camera->getCameraNode()->setTarget(focusPoint);
902 get_scene_manager()->drawAll();
903 getVideoDriver()->setTransform(video::ETS_WORLD, core::IdentityMatrix);
906 hud->drawSelectionMesh();
908 camera->drawWieldedTool(&leftMove);
909 hud->drawHotbar(client->getPlayerItem());
910 hud->drawLuaElements(camera->getOffset());
911 camera->drawNametags();
917 getVideoDriver()->setRenderTarget(irr::video::ERT_STEREO_RIGHT_BUFFER);
919 irr::core::vector3df rightEye;
920 irr::core::matrix4 rightMove;
921 rightMove.setTranslation(irr::core::vector3df(
922 g_settings->getFloat("3d_paralax_strength"), 0.0f, 0.0f));
923 rightEye = (startMatrix * rightMove).getTranslation();
925 // clear the depth buffer, and color
926 getVideoDriver()->beginScene(true, true, irr::video::SColor(200, 200, 200, 255));
927 camera->getCameraNode()->setPosition(rightEye);
928 camera->getCameraNode()->setTarget(focusPoint);
929 get_scene_manager()->drawAll();
930 getVideoDriver()->setTransform(video::ETS_WORLD, core::IdentityMatrix);
933 hud->drawSelectionMesh();
935 camera->drawWieldedTool(&rightMove);
936 hud->drawHotbar(client->getPlayerItem());
937 hud->drawLuaElements(camera->getOffset());
938 camera->drawNametags();
943 camera->getCameraNode()->setPosition(oldPosition);
944 camera->getCameraNode()->setTarget(oldTarget);
948 // returns (size / coef), rounded upwards
949 inline int scaledown(int coef, int size)
951 return (size + coef - 1) / coef;
954 void RenderingEngine::draw_plain(Camera *camera, bool show_hud, Hud *hud,
955 const v2u32 &screensize, bool draw_wield_tool, Client *client,
956 gui::IGUIEnvironment *guienv, const video::SColor &skycolor)
958 // Undersampling-specific stuff
959 static video::ITexture *image = NULL;
960 static v2u32 last_pixelated_size = v2u32(0, 0);
961 static thread_local int undersampling = g_settings->getU16("undersampling");
962 v2u32 pixelated_size;
964 if (undersampling > 0) {
965 pixelated_size = v2u32(scaledown(undersampling, screensize.X),
966 scaledown(undersampling, screensize.Y));
967 dest_size = v2u32(undersampling * pixelated_size.X,
968 undersampling * pixelated_size.Y);
969 if (pixelated_size != last_pixelated_size) {
970 init_texture(pixelated_size, &image, "mt_drawimage_img1");
971 last_pixelated_size = pixelated_size;
973 getVideoDriver()->setRenderTarget(image, true, true, skycolor);
977 get_scene_manager()->drawAll();
978 getVideoDriver()->setTransform(video::ETS_WORLD, core::IdentityMatrix);
980 hud->drawSelectionMesh();
981 if (draw_wield_tool) {
982 camera->drawWieldedTool();
986 // Upscale lowres render
987 if (undersampling > 0) {
988 getVideoDriver()->setRenderTarget(0, true, true);
989 getVideoDriver()->draw2DImage(image,
990 irr::core::rect<s32>(0, 0, dest_size.X, dest_size.Y),
991 irr::core::rect<s32>(0, 0, pixelated_size.X,
996 const char *RenderingEngine::getVideoDriverName(irr::video::E_DRIVER_TYPE type)
998 static const char *driver_ids[] = {
999 "null", "software", "burningsvideo", "direct3d8", "direct3d9",
1000 "opengl", "ogles1", "ogles2",
1003 return driver_ids[type];
1006 const char *RenderingEngine::getVideoDriverFriendlyName(irr::video::E_DRIVER_TYPE type)
1008 static const char *driver_names[] = {
1009 "NULL Driver", "Software Renderer", "Burning's Video",
1010 "Direct3D 8", "Direct3D 9", "OpenGL", "OpenGL ES1", "OpenGL ES2",
1013 return driver_names[type];
1019 static float calcDisplayDensity()
1021 const char *current_display = getenv("DISPLAY");
1023 if (current_display != NULL) {
1024 Display *x11display = XOpenDisplay(current_display);
1026 if (x11display != NULL) {
1028 float dpi_height = floor(
1029 DisplayHeight(x11display, 0) /
1030 (DisplayHeightMM(x11display, 0) *
1033 float dpi_width = floor(
1034 DisplayWidth(x11display, 0) /
1035 (DisplayWidthMM(x11display, 0) *
1039 XCloseDisplay(x11display);
1041 return std::max(dpi_height, dpi_width) / 96.0;
1045 /* return manually specified dpi */
1046 return g_settings->getFloat("screen_dpi") / 96.0;
1049 float RenderingEngine::getDisplayDensity()
1051 static float cached_display_density = calcDisplayDensity();
1052 return cached_display_density;
1056 float RenderingEngine::getDisplayDensity()
1058 return g_settings->getFloat("screen_dpi") / 96.0;
1062 v2u32 RenderingEngine::getDisplaySize()
1064 IrrlichtDevice *nulldevice = createDevice(video::EDT_NULL);
1066 core::dimension2d<u32> deskres =
1067 nulldevice->getVideoModeList()->getDesktopResolution();
1072 #endif // __ANDROID__