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.emplace_back(mode_res.Width, mode_res.Height, mode_depth);
429 std::vector<irr::video::E_DRIVER_TYPE> RenderingEngine::getSupportedVideoDrivers()
431 std::vector<irr::video::E_DRIVER_TYPE> drivers;
433 for (int i = 0; i != irr::video::EDT_COUNT; i++) {
434 if (irr::IrrlichtDevice::isDriverSupported((irr::video::E_DRIVER_TYPE)i))
435 drivers.push_back((irr::video::E_DRIVER_TYPE)i);
441 void RenderingEngine::_draw_scene(Camera *camera, Client *client, LocalPlayer *player,
442 Hud *hud, Minimap *mapper, gui::IGUIEnvironment *guienv,
443 const v2u32 &screensize, const video::SColor &skycolor, bool show_hud,
446 bool draw_wield_tool =
447 (show_hud && (player->hud_flags & HUD_FLAG_WIELDITEM_VISIBLE) &&
448 camera->getCameraMode() < CAMERA_MODE_THIRD);
450 bool draw_crosshair = ((player->hud_flags & HUD_FLAG_CROSSHAIR_VISIBLE) &&
451 (camera->getCameraMode() != CAMERA_MODE_THIRD_FRONT));
453 #ifdef HAVE_TOUCHSCREENGUI
455 draw_crosshair = !g_settings->getBool("touchtarget");
456 } catch (SettingNotFoundException) {
460 const std::string &draw_mode = g_settings->get("3d_mode");
462 if (draw_mode == "anaglyph") {
463 draw_anaglyph_3d_mode(
464 camera, show_hud, hud, draw_wield_tool, client, guienv);
465 draw_crosshair = false;
466 } else if (draw_mode == "interlaced") {
467 draw_interlaced_3d_mode(camera, show_hud, hud, screensize,
468 draw_wield_tool, client, guienv, skycolor);
469 draw_crosshair = false;
470 } else if (draw_mode == "sidebyside") {
471 draw_sidebyside_3d_mode(camera, show_hud, hud, screensize,
472 draw_wield_tool, client, guienv, skycolor);
474 } else if (draw_mode == "topbottom") {
475 draw_top_bottom_3d_mode(camera, show_hud, hud, screensize,
476 draw_wield_tool, client, guienv, skycolor);
478 } else if (draw_mode == "pageflip") {
479 draw_pageflip_3d_mode(camera, show_hud, hud, screensize, draw_wield_tool,
480 client, guienv, skycolor);
481 draw_crosshair = false;
484 draw_plain(camera, show_hud, hud, screensize, draw_wield_tool, client,
491 client->getEnv().getClientMap().renderPostFx(camera->getCameraMode());
493 // TODO how to make those 3d too
496 hud->drawCrosshair();
498 hud->drawHotbar(client->getPlayerItem());
499 hud->drawLuaElements(camera->getOffset());
500 camera->drawNametags();
502 if (mapper && show_minimap)
503 mapper->drawMinimap();
509 void RenderingEngine::draw_anaglyph_3d_mode(Camera *camera, bool show_hud, Hud *hud,
510 bool draw_wield_tool, Client *client, gui::IGUIEnvironment *guienv)
513 /* preserve old setup*/
514 irr::core::vector3df oldPosition = camera->getCameraNode()->getPosition();
515 irr::core::vector3df oldTarget = camera->getCameraNode()->getTarget();
517 irr::core::matrix4 startMatrix =
518 camera->getCameraNode()->getAbsoluteTransformation();
519 irr::core::vector3df focusPoint =
520 (camera->getCameraNode()->getTarget() -
521 camera->getCameraNode()->getAbsolutePosition())
523 camera->getCameraNode()->getAbsolutePosition();
526 irr::core::vector3df leftEye;
527 irr::core::matrix4 leftMove;
528 leftMove.setTranslation(irr::core::vector3df(
529 -g_settings->getFloat("3d_paralax_strength"), 0.0f, 0.0f));
530 leftEye = (startMatrix * leftMove).getTranslation();
532 // clear the depth buffer, and color
533 getVideoDriver()->beginScene(true, true, irr::video::SColor(0, 200, 200, 255));
534 getVideoDriver()->getOverrideMaterial().Material.ColorMask = irr::video::ECP_RED;
535 getVideoDriver()->getOverrideMaterial().EnableFlags = irr::video::EMF_COLOR_MASK;
536 getVideoDriver()->getOverrideMaterial().EnablePasses =
537 irr::scene::ESNRP_SKY_BOX + irr::scene::ESNRP_SOLID +
538 irr::scene::ESNRP_TRANSPARENT +
539 irr::scene::ESNRP_TRANSPARENT_EFFECT + irr::scene::ESNRP_SHADOW;
540 camera->getCameraNode()->setPosition(leftEye);
541 camera->getCameraNode()->setTarget(focusPoint);
542 get_scene_manager()->drawAll();
543 getVideoDriver()->setTransform(video::ETS_WORLD, core::IdentityMatrix);
545 hud->drawSelectionMesh();
547 camera->drawWieldedTool(&leftMove);
553 irr::core::vector3df rightEye;
554 irr::core::matrix4 rightMove;
555 rightMove.setTranslation(irr::core::vector3df(
556 g_settings->getFloat("3d_paralax_strength"), 0.0f, 0.0f));
557 rightEye = (startMatrix * rightMove).getTranslation();
559 // clear the depth buffer
560 getVideoDriver()->clearZBuffer();
561 getVideoDriver()->getOverrideMaterial().Material.ColorMask =
562 irr::video::ECP_GREEN + irr::video::ECP_BLUE;
563 getVideoDriver()->getOverrideMaterial().EnableFlags = irr::video::EMF_COLOR_MASK;
564 getVideoDriver()->getOverrideMaterial().EnablePasses =
565 irr::scene::ESNRP_SKY_BOX + irr::scene::ESNRP_SOLID +
566 irr::scene::ESNRP_TRANSPARENT +
567 irr::scene::ESNRP_TRANSPARENT_EFFECT + irr::scene::ESNRP_SHADOW;
568 camera->getCameraNode()->setPosition(rightEye);
569 camera->getCameraNode()->setTarget(focusPoint);
570 get_scene_manager()->drawAll();
571 getVideoDriver()->setTransform(video::ETS_WORLD, core::IdentityMatrix);
573 hud->drawSelectionMesh();
575 camera->drawWieldedTool(&rightMove);
580 getVideoDriver()->getOverrideMaterial().Material.ColorMask = irr::video::ECP_ALL;
581 getVideoDriver()->getOverrideMaterial().EnableFlags = 0;
582 getVideoDriver()->getOverrideMaterial().EnablePasses = 0;
583 camera->getCameraNode()->setPosition(oldPosition);
584 camera->getCameraNode()->setTarget(oldTarget);
587 void RenderingEngine::init_texture(
588 const v2u32 &screensize, video::ITexture **texture, const char *name)
591 getVideoDriver()->removeTexture(*texture);
593 *texture = getVideoDriver()->addRenderTargetTexture(
594 core::dimension2d<u32>(screensize.X, screensize.Y), name,
595 irr::video::ECF_A8R8G8B8);
598 video::ITexture *RenderingEngine::draw_image(const v2u32 &screensize, parallax_sign psign,
599 const irr::core::matrix4 &startMatrix,
600 const irr::core::vector3df &focusPoint, bool show_hud, Camera *camera,
601 Hud *hud, bool draw_wield_tool, Client *client,
602 gui::IGUIEnvironment *guienv, const video::SColor &skycolor)
604 static video::ITexture *images[2] = {NULL, NULL};
605 static v2u32 last_screensize = v2u32(0, 0);
607 video::ITexture *image = NULL;
609 if (screensize != last_screensize) {
610 init_texture(screensize, &images[1], "mt_drawimage_img1");
611 init_texture(screensize, &images[0], "mt_drawimage_img2");
612 last_screensize = screensize;
620 getVideoDriver()->setRenderTarget(image, true, true,
621 irr::video::SColor(255, skycolor.getRed(), skycolor.getGreen(),
622 skycolor.getBlue()));
624 irr::core::vector3df eye_pos;
625 irr::core::matrix4 movement;
626 movement.setTranslation(irr::core::vector3df(
627 (int)psign * g_settings->getFloat("3d_paralax_strength"), 0.0f,
629 eye_pos = (startMatrix * movement).getTranslation();
631 // clear the depth buffer
632 getVideoDriver()->clearZBuffer();
633 camera->getCameraNode()->setPosition(eye_pos);
634 camera->getCameraNode()->setTarget(focusPoint);
635 get_scene_manager()->drawAll();
637 getVideoDriver()->setTransform(video::ETS_WORLD, core::IdentityMatrix);
640 hud->drawSelectionMesh();
642 camera->drawWieldedTool(&movement);
647 /* switch back to real renderer */
648 getVideoDriver()->setRenderTarget(0, true, true,
649 irr::video::SColor(0, skycolor.getRed(), skycolor.getGreen(),
650 skycolor.getBlue()));
655 video::ITexture *RenderingEngine::draw_hud(const v2u32 &screensize, bool show_hud,
656 Hud *hud, Client *client, bool draw_crosshair,
657 const video::SColor &skycolor, gui::IGUIEnvironment *guienv,
660 static video::ITexture *image = nullptr;
661 init_texture(screensize, &image, "mt_drawimage_hud");
662 getVideoDriver()->setRenderTarget(
663 image, true, true, irr::video::SColor(255, 0, 0, 0));
667 hud->drawCrosshair();
668 hud->drawHotbar(client->getPlayerItem());
669 hud->drawLuaElements(camera->getOffset());
670 camera->drawNametags();
674 getVideoDriver()->setRenderTarget(0, true, true,
675 irr::video::SColor(0, skycolor.getRed(), skycolor.getGreen(),
676 skycolor.getBlue()));
681 void RenderingEngine::draw_interlaced_3d_mode(Camera *camera, bool show_hud, Hud *hud,
682 const v2u32 &screensize, bool draw_wield_tool, Client *client,
683 gui::IGUIEnvironment *guienv, const video::SColor &skycolor)
685 /* save current info */
686 irr::core::vector3df oldPosition = camera->getCameraNode()->getPosition();
687 irr::core::vector3df oldTarget = camera->getCameraNode()->getTarget();
688 irr::core::matrix4 startMatrix =
689 camera->getCameraNode()->getAbsoluteTransformation();
690 irr::core::vector3df focusPoint =
691 (camera->getCameraNode()->getTarget() -
692 camera->getCameraNode()->getAbsolutePosition())
694 camera->getCameraNode()->getAbsolutePosition();
696 /* create left view */
697 video::ITexture *left_image = draw_image(screensize, LEFT, startMatrix,
698 focusPoint, show_hud, camera, hud, draw_wield_tool, client,
702 irr::core::vector3df rightEye;
703 irr::core::matrix4 rightMove;
704 rightMove.setTranslation(irr::core::vector3df(
705 g_settings->getFloat("3d_paralax_strength"), 0.0f, 0.0f));
706 rightEye = (startMatrix * rightMove).getTranslation();
708 // clear the depth buffer
709 getVideoDriver()->clearZBuffer();
710 camera->getCameraNode()->setPosition(rightEye);
711 camera->getCameraNode()->setTarget(focusPoint);
712 get_scene_manager()->drawAll();
714 getVideoDriver()->setTransform(video::ETS_WORLD, core::IdentityMatrix);
717 hud->drawSelectionMesh();
719 camera->drawWieldedTool(&rightMove);
723 for (unsigned int i = 0; i < screensize.Y; i += 2) {
724 #if (IRRLICHT_VERSION_MAJOR >= 1) && (IRRLICHT_VERSION_MINOR >= 8)
725 getVideoDriver()->draw2DImage(left_image,
726 irr::core::position2d<s32>(0, i),
728 getVideoDriver()->draw2DImage(left_image,
729 irr::core::position2d<s32>(0, screensize.Y - i),
731 irr::core::rect<s32>(0, i, screensize.X, i + 1), 0,
732 irr::video::SColor(255, 255, 255, 255), false);
736 camera->getCameraNode()->setPosition(oldPosition);
737 camera->getCameraNode()->setTarget(oldTarget);
740 void RenderingEngine::draw_sidebyside_3d_mode(Camera *camera, bool show_hud, Hud *hud,
741 const v2u32 &screensize, bool draw_wield_tool, Client *client,
742 gui::IGUIEnvironment *guienv, const video::SColor &skycolor)
744 /* save current info */
745 irr::core::vector3df oldPosition = camera->getCameraNode()->getPosition();
746 irr::core::vector3df oldTarget = camera->getCameraNode()->getTarget();
747 irr::core::matrix4 startMatrix =
748 camera->getCameraNode()->getAbsoluteTransformation();
749 irr::core::vector3df focusPoint =
750 (camera->getCameraNode()->getTarget() -
751 camera->getCameraNode()->getAbsolutePosition())
753 camera->getCameraNode()->getAbsolutePosition();
755 /* create left view */
756 video::ITexture *left_image = draw_image(screensize, LEFT, startMatrix,
757 focusPoint, show_hud, camera, hud, draw_wield_tool, client,
760 /* create right view */
761 video::ITexture *right_image = draw_image(screensize, RIGHT, startMatrix,
762 focusPoint, show_hud, camera, hud, draw_wield_tool, client,
765 /* create hud overlay */
766 video::ITexture *hudtexture = draw_hud(screensize, show_hud, hud, client, false,
767 skycolor, guienv, camera);
768 getVideoDriver()->makeColorKeyTexture(
769 hudtexture, irr::video::SColor(255, 0, 0, 0));
770 // makeColorKeyTexture mirrors texture so we do it twice to get it right again
771 getVideoDriver()->makeColorKeyTexture(
772 hudtexture, irr::video::SColor(255, 0, 0, 0));
774 draw2DImageFilterScaled(getVideoDriver(), left_image,
775 irr::core::rect<s32>(0, 0, screensize.X / 2, screensize.Y),
776 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0,
779 draw2DImageFilterScaled(getVideoDriver(), hudtexture,
780 irr::core::rect<s32>(0, 0, screensize.X / 2, screensize.Y),
781 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0,
784 draw2DImageFilterScaled(getVideoDriver(), right_image,
785 irr::core::rect<s32>(
786 screensize.X / 2, 0, screensize.X, screensize.Y),
787 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0,
790 draw2DImageFilterScaled(getVideoDriver(), hudtexture,
791 irr::core::rect<s32>(
792 screensize.X / 2, 0, screensize.X, screensize.Y),
793 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0,
796 left_image = nullptr;
797 right_image = nullptr;
800 camera->getCameraNode()->setPosition(oldPosition);
801 camera->getCameraNode()->setTarget(oldTarget);
804 void RenderingEngine::draw_top_bottom_3d_mode(Camera *camera, bool show_hud, Hud *hud,
805 const v2u32 &screensize, bool draw_wield_tool, Client *client,
806 gui::IGUIEnvironment *guienv, const video::SColor &skycolor)
808 /* save current info */
809 irr::core::vector3df oldPosition = camera->getCameraNode()->getPosition();
810 irr::core::vector3df oldTarget = camera->getCameraNode()->getTarget();
811 irr::core::matrix4 startMatrix =
812 camera->getCameraNode()->getAbsoluteTransformation();
813 irr::core::vector3df focusPoint =
814 (camera->getCameraNode()->getTarget() -
815 camera->getCameraNode()->getAbsolutePosition())
817 camera->getCameraNode()->getAbsolutePosition();
819 /* create left view */
820 video::ITexture *left_image = draw_image(screensize, LEFT, startMatrix,
821 focusPoint, show_hud, camera, hud, draw_wield_tool, client,
824 /* create right view */
825 video::ITexture *right_image = draw_image(screensize, RIGHT, startMatrix,
826 focusPoint, show_hud, camera, hud, draw_wield_tool, client,
829 /* create hud overlay */
830 video::ITexture *hudtexture = draw_hud(screensize, show_hud, hud, client, false,
831 skycolor, guienv, camera);
832 getVideoDriver()->makeColorKeyTexture(
833 hudtexture, irr::video::SColor(255, 0, 0, 0));
834 // makeColorKeyTexture mirrors texture so we do it twice to get it right again
835 getVideoDriver()->makeColorKeyTexture(
836 hudtexture, irr::video::SColor(255, 0, 0, 0));
838 draw2DImageFilterScaled(getVideoDriver(), left_image,
839 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y / 2),
840 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0,
843 draw2DImageFilterScaled(getVideoDriver(), hudtexture,
844 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y / 2),
845 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0,
848 draw2DImageFilterScaled(getVideoDriver(), right_image,
849 irr::core::rect<s32>(
850 0, screensize.Y / 2, screensize.X, screensize.Y),
851 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0,
854 draw2DImageFilterScaled(getVideoDriver(), hudtexture,
855 irr::core::rect<s32>(
856 0, screensize.Y / 2, screensize.X, screensize.Y),
857 irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0,
864 camera->getCameraNode()->setPosition(oldPosition);
865 camera->getCameraNode()->setTarget(oldTarget);
868 void RenderingEngine::draw_pageflip_3d_mode(Camera *camera, bool show_hud, Hud *hud,
869 const v2u32 &screensize, bool draw_wield_tool, Client *client,
870 gui::IGUIEnvironment *guienv, const video::SColor &skycolor)
872 #if IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR > 8
873 errorstream << "Pageflip 3D mode is not supported"
874 << " with your Irrlicht version!" << std::endl;
876 /* preserve old setup*/
877 irr::core::vector3df oldPosition = camera->getCameraNode()->getPosition();
878 irr::core::vector3df oldTarget = camera->getCameraNode()->getTarget();
880 irr::core::matrix4 startMatrix =
881 camera->getCameraNode()->getAbsoluteTransformation();
882 irr::core::vector3df focusPoint =
883 (camera->getCameraNode()->getTarget() -
884 camera->getCameraNode()->getAbsolutePosition())
886 camera->getCameraNode()->getAbsolutePosition();
889 getVideoDriver()->setRenderTarget(irr::video::ERT_STEREO_LEFT_BUFFER);
891 irr::core::vector3df leftEye;
892 irr::core::matrix4 leftMove;
893 leftMove.setTranslation(irr::core::vector3df(
894 -g_settings->getFloat("3d_paralax_strength"), 0.0f, 0.0f));
895 leftEye = (startMatrix * leftMove).getTranslation();
897 // clear the depth buffer, and color
898 getVideoDriver()->beginScene(true, true, irr::video::SColor(200, 200, 200, 255));
899 camera->getCameraNode()->setPosition(leftEye);
900 camera->getCameraNode()->setTarget(focusPoint);
901 get_scene_manager()->drawAll();
902 getVideoDriver()->setTransform(video::ETS_WORLD, core::IdentityMatrix);
905 hud->drawSelectionMesh();
907 camera->drawWieldedTool(&leftMove);
908 hud->drawHotbar(client->getPlayerItem());
909 hud->drawLuaElements(camera->getOffset());
910 camera->drawNametags();
916 getVideoDriver()->setRenderTarget(irr::video::ERT_STEREO_RIGHT_BUFFER);
918 irr::core::vector3df rightEye;
919 irr::core::matrix4 rightMove;
920 rightMove.setTranslation(irr::core::vector3df(
921 g_settings->getFloat("3d_paralax_strength"), 0.0f, 0.0f));
922 rightEye = (startMatrix * rightMove).getTranslation();
924 // clear the depth buffer, and color
925 getVideoDriver()->beginScene(true, true, irr::video::SColor(200, 200, 200, 255));
926 camera->getCameraNode()->setPosition(rightEye);
927 camera->getCameraNode()->setTarget(focusPoint);
928 get_scene_manager()->drawAll();
929 getVideoDriver()->setTransform(video::ETS_WORLD, core::IdentityMatrix);
932 hud->drawSelectionMesh();
934 camera->drawWieldedTool(&rightMove);
935 hud->drawHotbar(client->getPlayerItem());
936 hud->drawLuaElements(camera->getOffset());
937 camera->drawNametags();
942 camera->getCameraNode()->setPosition(oldPosition);
943 camera->getCameraNode()->setTarget(oldTarget);
947 // returns (size / coef), rounded upwards
948 inline int scaledown(int coef, int size)
950 return (size + coef - 1) / coef;
953 void RenderingEngine::draw_plain(Camera *camera, bool show_hud, Hud *hud,
954 const v2u32 &screensize, bool draw_wield_tool, Client *client,
955 gui::IGUIEnvironment *guienv, const video::SColor &skycolor)
957 // Undersampling-specific stuff
958 static video::ITexture *image = NULL;
959 static v2u32 last_pixelated_size = v2u32(0, 0);
960 static thread_local int undersampling = g_settings->getU16("undersampling");
961 v2u32 pixelated_size;
963 if (undersampling > 0) {
964 pixelated_size = v2u32(scaledown(undersampling, screensize.X),
965 scaledown(undersampling, screensize.Y));
966 dest_size = v2u32(undersampling * pixelated_size.X,
967 undersampling * pixelated_size.Y);
968 if (pixelated_size != last_pixelated_size) {
969 init_texture(pixelated_size, &image, "mt_drawimage_img1");
970 last_pixelated_size = pixelated_size;
972 getVideoDriver()->setRenderTarget(image, true, true, skycolor);
976 get_scene_manager()->drawAll();
977 getVideoDriver()->setTransform(video::ETS_WORLD, core::IdentityMatrix);
979 hud->drawSelectionMesh();
980 if (draw_wield_tool) {
981 camera->drawWieldedTool();
985 // Upscale lowres render
986 if (undersampling > 0) {
987 getVideoDriver()->setRenderTarget(0, true, true);
988 getVideoDriver()->draw2DImage(image,
989 irr::core::rect<s32>(0, 0, dest_size.X, dest_size.Y),
990 irr::core::rect<s32>(0, 0, pixelated_size.X,
995 const char *RenderingEngine::getVideoDriverName(irr::video::E_DRIVER_TYPE type)
997 static const char *driver_ids[] = {
998 "null", "software", "burningsvideo", "direct3d8", "direct3d9",
999 "opengl", "ogles1", "ogles2",
1002 return driver_ids[type];
1005 const char *RenderingEngine::getVideoDriverFriendlyName(irr::video::E_DRIVER_TYPE type)
1007 static const char *driver_names[] = {
1008 "NULL Driver", "Software Renderer", "Burning's Video",
1009 "Direct3D 8", "Direct3D 9", "OpenGL", "OpenGL ES1", "OpenGL ES2",
1012 return driver_names[type];
1018 static float calcDisplayDensity()
1020 const char *current_display = getenv("DISPLAY");
1022 if (current_display != NULL) {
1023 Display *x11display = XOpenDisplay(current_display);
1025 if (x11display != NULL) {
1027 float dpi_height = floor(
1028 DisplayHeight(x11display, 0) /
1029 (DisplayHeightMM(x11display, 0) *
1032 float dpi_width = floor(
1033 DisplayWidth(x11display, 0) /
1034 (DisplayWidthMM(x11display, 0) *
1038 XCloseDisplay(x11display);
1040 return std::max(dpi_height, dpi_width) / 96.0;
1044 /* return manually specified dpi */
1045 return g_settings->getFloat("screen_dpi") / 96.0;
1048 float RenderingEngine::getDisplayDensity()
1050 static float cached_display_density = calcDisplayDensity();
1051 return cached_display_density;
1055 float RenderingEngine::getDisplayDensity()
1057 return g_settings->getFloat("screen_dpi") / 96.0;
1061 v2u32 RenderingEngine::getDisplaySize()
1063 IrrlichtDevice *nulldevice = createDevice(video::EDT_NULL);
1065 core::dimension2d<u32> deskres =
1066 nulldevice->getVideoModeList()->getDesktopResolution();
1071 #endif // __ANDROID__