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- /*
- Minetest
- Copyright (C) 2010-2014 celeron55, Perttu Ahola <celeron55@gmail.com>
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU Lesser General Public License for more details.
- You should have received a copy of the GNU Lesser General Public License along
- with this program; if not, write to the Free Software Foundation, Inc.,
- 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
- #include "drawscene.h"
- #include "main.h" // for g_settings
- #include "settings.h"
- #include "clouds.h"
- #include "clientmap.h"
- #include "util/timetaker.h"
- typedef enum {
- LEFT = -1,
- RIGHT = 1,
- EYECOUNT = 2
- } paralax_sign;
- void draw_selectionbox(video::IVideoDriver* driver, Hud& hud,
- std::vector<aabb3f>& hilightboxes, bool show_hud)
- {
- static const s16 selectionbox_width = rangelim(g_settings->getS16("selectionbox_width"), 1, 5);
- if (!show_hud)
- return;
- video::SMaterial oldmaterial = driver->getMaterial2D();
- video::SMaterial m;
- m.Thickness = selectionbox_width;
- m.Lighting = false;
- driver->setMaterial(m);
- hud.drawSelectionBoxes(hilightboxes);
- driver->setMaterial(oldmaterial);
- }
- void draw_anaglyph_3d_mode(Camera& camera, bool show_hud, Hud& hud,
- std::vector<aabb3f> hilightboxes, video::IVideoDriver* driver,
- scene::ISceneManager* smgr, bool draw_wield_tool, Client& client,
- gui::IGUIEnvironment* guienv )
- {
- /* preserve old setup*/
- irr::core::vector3df oldPosition = camera.getCameraNode()->getPosition();
- irr::core::vector3df oldTarget = camera.getCameraNode()->getTarget();
- irr::core::matrix4 startMatrix =
- camera.getCameraNode()->getAbsoluteTransformation();
- irr::core::vector3df focusPoint = (camera.getCameraNode()->getTarget()
- - camera.getCameraNode()->getAbsolutePosition()).setLength(1)
- + camera.getCameraNode()->getAbsolutePosition();
- //Left eye...
- irr::core::vector3df leftEye;
- irr::core::matrix4 leftMove;
- leftMove.setTranslation(
- irr::core::vector3df(-g_settings->getFloat("3d_paralax_strength"),
- 0.0f, 0.0f));
- leftEye = (startMatrix * leftMove).getTranslation();
- //clear the depth buffer, and color
- driver->beginScene( true, true, irr::video::SColor(0, 200, 200, 255));
- driver->getOverrideMaterial().Material.ColorMask = irr::video::ECP_RED;
- driver->getOverrideMaterial().EnableFlags = irr::video::EMF_COLOR_MASK;
- driver->getOverrideMaterial().EnablePasses = irr::scene::ESNRP_SKY_BOX
- + irr::scene::ESNRP_SOLID + irr::scene::ESNRP_TRANSPARENT
- + irr::scene::ESNRP_TRANSPARENT_EFFECT + irr::scene::ESNRP_SHADOW;
- camera.getCameraNode()->setPosition(leftEye);
- camera.getCameraNode()->setTarget(focusPoint);
- smgr->drawAll();
- driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
- if (show_hud)
- {
- draw_selectionbox(driver, hud, hilightboxes, show_hud);
- if (draw_wield_tool)
- camera.drawWieldedTool(&leftMove);
- }
- guienv->drawAll();
- //Right eye...
- irr::core::vector3df rightEye;
- irr::core::matrix4 rightMove;
- rightMove.setTranslation(
- irr::core::vector3df(g_settings->getFloat("3d_paralax_strength"),
- 0.0f, 0.0f));
- rightEye = (startMatrix * rightMove).getTranslation();
- //clear the depth buffer
- driver->clearZBuffer();
- driver->getOverrideMaterial().Material.ColorMask = irr::video::ECP_GREEN
- + irr::video::ECP_BLUE;
- driver->getOverrideMaterial().EnableFlags = irr::video::EMF_COLOR_MASK;
- driver->getOverrideMaterial().EnablePasses = irr::scene::ESNRP_SKY_BOX
- + irr::scene::ESNRP_SOLID + irr::scene::ESNRP_TRANSPARENT
- + irr::scene::ESNRP_TRANSPARENT_EFFECT + irr::scene::ESNRP_SHADOW;
- camera.getCameraNode()->setPosition(rightEye);
- camera.getCameraNode()->setTarget(focusPoint);
- smgr->drawAll();
- driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
- if (show_hud)
- {
- draw_selectionbox(driver, hud, hilightboxes, show_hud);
- if (draw_wield_tool)
- camera.drawWieldedTool(&rightMove);
- }
- guienv->drawAll();
- driver->getOverrideMaterial().Material.ColorMask = irr::video::ECP_ALL;
- driver->getOverrideMaterial().EnableFlags = 0;
- driver->getOverrideMaterial().EnablePasses = 0;
- camera.getCameraNode()->setPosition(oldPosition);
- camera.getCameraNode()->setTarget(oldTarget);
- }
- void init_texture(video::IVideoDriver* driver, const v2u32& screensize,
- video::ITexture** texture)
- {
- if (*texture != NULL)
- {
- driver->removeTexture(*texture);
- }
- *texture = driver->addRenderTargetTexture(
- core::dimension2d<u32>(screensize.X, screensize.Y));
- }
- video::ITexture* draw_image(const v2u32& screensize,
- paralax_sign psign, const irr::core::matrix4& startMatrix,
- const irr::core::vector3df& focusPoint, bool show_hud,
- video::IVideoDriver* driver, Camera& camera, scene::ISceneManager* smgr,
- Hud& hud, std::vector<aabb3f>& hilightboxes,
- bool draw_wield_tool, Client& client, gui::IGUIEnvironment* guienv,
- video::SColor skycolor )
- {
- static video::ITexture* images[2] = { NULL, NULL };
- static v2u32 last_screensize = v2u32(0,0);
- video::ITexture* image = NULL;
- if (screensize != last_screensize) {
- init_texture(driver, screensize, &images[1]);
- image = images[1];
- init_texture(driver, screensize, &images[0]);
- image = images[0];
- last_screensize = screensize;
- }
- driver->setRenderTarget(image, true, true,
- irr::video::SColor(255,
- skycolor.getRed(), skycolor.getGreen(), skycolor.getBlue()));
- irr::core::vector3df eye_pos;
- irr::core::matrix4 movement;
- movement.setTranslation(
- irr::core::vector3df((int) psign *
- g_settings->getFloat("3d_paralax_strength"), 0.0f, 0.0f));
- eye_pos = (startMatrix * movement).getTranslation();
- //clear the depth buffer
- driver->clearZBuffer();
- camera.getCameraNode()->setPosition(eye_pos);
- camera.getCameraNode()->setTarget(focusPoint);
- smgr->drawAll();
- driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
- if (show_hud)
- {
- draw_selectionbox(driver, hud, hilightboxes, show_hud);
- if (draw_wield_tool)
- camera.drawWieldedTool(&movement);
- }
- guienv->drawAll();
- /* switch back to real renderer */
- driver->setRenderTarget(0, true, true,
- irr::video::SColor(0,
- skycolor.getRed(), skycolor.getGreen(), skycolor.getBlue()));
- return image;
- }
- video::ITexture* draw_hud(video::IVideoDriver* driver, const v2u32& screensize,
- bool show_hud, Hud& hud, Client& client, bool draw_crosshair,
- video::SColor skycolor, gui::IGUIEnvironment* guienv, Camera& camera )
- {
- static video::ITexture* image = NULL;
- init_texture(driver, screensize, &image);
- driver->setRenderTarget(image, true, true,
- irr::video::SColor(255,0,0,0));
- if (show_hud)
- {
- if (draw_crosshair)
- hud.drawCrosshair();
- hud.drawHotbar(client.getPlayerItem());
- hud.drawLuaElements(camera.getOffset());
- guienv->drawAll();
- }
- driver->setRenderTarget(0, true, true,
- irr::video::SColor(0,
- skycolor.getRed(), skycolor.getGreen(), skycolor.getBlue()));
- return image;
- }
- void draw_interlaced_3d_mode(Camera& camera, bool show_hud,
- Hud& hud, std::vector<aabb3f> hilightboxes, video::IVideoDriver* driver,
- scene::ISceneManager* smgr, const v2u32& screensize,
- bool draw_wield_tool, Client& client, gui::IGUIEnvironment* guienv,
- video::SColor skycolor )
- {
- /* save current info */
- irr::core::vector3df oldPosition = camera.getCameraNode()->getPosition();
- irr::core::vector3df oldTarget = camera.getCameraNode()->getTarget();
- irr::core::matrix4 startMatrix =
- camera.getCameraNode()->getAbsoluteTransformation();
- irr::core::vector3df focusPoint = (camera.getCameraNode()->getTarget()
- - camera.getCameraNode()->getAbsolutePosition()).setLength(1)
- + camera.getCameraNode()->getAbsolutePosition();
- /* create left view */
- video::ITexture* left_image = draw_image(screensize, LEFT, startMatrix,
- focusPoint, show_hud, driver, camera, smgr, hud, hilightboxes,
- draw_wield_tool, client, guienv, skycolor);
- //Right eye...
- irr::core::vector3df rightEye;
- irr::core::matrix4 rightMove;
- rightMove.setTranslation(
- irr::core::vector3df(g_settings->getFloat("3d_paralax_strength"),
- 0.0f, 0.0f));
- rightEye = (startMatrix * rightMove).getTranslation();
- //clear the depth buffer
- driver->clearZBuffer();
- camera.getCameraNode()->setPosition(rightEye);
- camera.getCameraNode()->setTarget(focusPoint);
- smgr->drawAll();
- driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
- if (show_hud)
- {
- draw_selectionbox(driver, hud, hilightboxes, show_hud);
- if(draw_wield_tool)
- camera.drawWieldedTool(&rightMove);
- }
- guienv->drawAll();
- for (unsigned int i = 0; i < screensize.Y; i+=2 ) {
- #if (IRRLICHT_VERSION_MAJOR >= 1) && (IRRLICHT_VERSION_MINOR >= 8)
- driver->draw2DImage(left_image, irr::core::position2d<s32>(0, i),
- #else
- driver->draw2DImage(left_image, irr::core::position2d<s32>(0, screensize.Y-i),
- #endif
- irr::core::rect<s32>(0, i,screensize.X, i+1), 0,
- irr::video::SColor(255, 255, 255, 255),
- false);
- }
- /* cleanup */
- camera.getCameraNode()->setPosition(oldPosition);
- camera.getCameraNode()->setTarget(oldTarget);
- }
- void draw_sidebyside_3d_mode(Camera& camera, bool show_hud,
- Hud& hud, std::vector<aabb3f> hilightboxes, video::IVideoDriver* driver,
- scene::ISceneManager* smgr, const v2u32& screensize,
- bool draw_wield_tool, Client& client, gui::IGUIEnvironment* guienv,
- video::SColor skycolor )
- {
- /* save current info */
- irr::core::vector3df oldPosition = camera.getCameraNode()->getPosition();
- irr::core::vector3df oldTarget = camera.getCameraNode()->getTarget();
- irr::core::matrix4 startMatrix =
- camera.getCameraNode()->getAbsoluteTransformation();
- irr::core::vector3df focusPoint = (camera.getCameraNode()->getTarget()
- - camera.getCameraNode()->getAbsolutePosition()).setLength(1)
- + camera.getCameraNode()->getAbsolutePosition();
- /* create left view */
- video::ITexture* left_image = draw_image(screensize, LEFT, startMatrix,
- focusPoint, show_hud, driver, camera, smgr, hud, hilightboxes,
- draw_wield_tool, client, guienv, skycolor);
- /* create right view */
- video::ITexture* right_image = draw_image(screensize, RIGHT, startMatrix,
- focusPoint, show_hud, driver, camera, smgr, hud, hilightboxes,
- draw_wield_tool, client, guienv, skycolor);
- /* create hud overlay */
- video::ITexture* hudtexture = draw_hud(driver, screensize, show_hud, hud, client,
- false, skycolor, guienv, camera );
- driver->makeColorKeyTexture(hudtexture, irr::video::SColor(255, 0, 0, 0));
- //makeColorKeyTexture mirrors texture so we do it twice to get it right again
- driver->makeColorKeyTexture(hudtexture, irr::video::SColor(255, 0, 0, 0));
- driver->draw2DImage(left_image,
- irr::core::rect<s32>(0, 0, screensize.X/2, screensize.Y),
- irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0, false);
- driver->draw2DImage(hudtexture,
- irr::core::rect<s32>(0, 0, screensize.X/2, screensize.Y),
- irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0, true);
- driver->draw2DImage(right_image,
- irr::core::rect<s32>(screensize.X/2, 0, screensize.X, screensize.Y),
- irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0, false);
- driver->draw2DImage(hudtexture,
- irr::core::rect<s32>(screensize.X/2, 0, screensize.X, screensize.Y),
- irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0, true);
- left_image = NULL;
- right_image = NULL;
- /* cleanup */
- camera.getCameraNode()->setPosition(oldPosition);
- camera.getCameraNode()->setTarget(oldTarget);
- }
- void draw_top_bottom_3d_mode(Camera& camera, bool show_hud,
- Hud& hud, std::vector<aabb3f> hilightboxes, video::IVideoDriver* driver,
- scene::ISceneManager* smgr, const v2u32& screensize,
- bool draw_wield_tool, Client& client, gui::IGUIEnvironment* guienv,
- video::SColor skycolor )
- {
- /* save current info */
- irr::core::vector3df oldPosition = camera.getCameraNode()->getPosition();
- irr::core::vector3df oldTarget = camera.getCameraNode()->getTarget();
- irr::core::matrix4 startMatrix =
- camera.getCameraNode()->getAbsoluteTransformation();
- irr::core::vector3df focusPoint = (camera.getCameraNode()->getTarget()
- - camera.getCameraNode()->getAbsolutePosition()).setLength(1)
- + camera.getCameraNode()->getAbsolutePosition();
- /* create left view */
- video::ITexture* left_image = draw_image(screensize, LEFT, startMatrix,
- focusPoint, show_hud, driver, camera, smgr, hud, hilightboxes,
- draw_wield_tool, client, guienv, skycolor);
- /* create right view */
- video::ITexture* right_image = draw_image(screensize, RIGHT, startMatrix,
- focusPoint, show_hud, driver, camera, smgr, hud, hilightboxes,
- draw_wield_tool, client, guienv, skycolor);
- /* create hud overlay */
- video::ITexture* hudtexture = draw_hud(driver, screensize, show_hud, hud, client,
- false, skycolor, guienv, camera );
- driver->makeColorKeyTexture(hudtexture, irr::video::SColor(255, 0, 0, 0));
- //makeColorKeyTexture mirrors texture so we do it twice to get it right again
- driver->makeColorKeyTexture(hudtexture, irr::video::SColor(255, 0, 0, 0));
- driver->draw2DImage(left_image,
- irr::core::rect<s32>(0, 0, screensize.X, screensize.Y/2),
- irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0, false);
- driver->draw2DImage(hudtexture,
- irr::core::rect<s32>(0, 0, screensize.X, screensize.Y/2),
- irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0, true);
- driver->draw2DImage(right_image,
- irr::core::rect<s32>(0, screensize.Y/2, screensize.X, screensize.Y),
- irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0, false);
- driver->draw2DImage(hudtexture,
- irr::core::rect<s32>(0, screensize.Y/2, screensize.X, screensize.Y),
- irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0, true);
- left_image = NULL;
- right_image = NULL;
- /* cleanup */
- camera.getCameraNode()->setPosition(oldPosition);
- camera.getCameraNode()->setTarget(oldTarget);
- }
- void draw_plain(Camera& camera, bool show_hud, Hud& hud,
- std::vector<aabb3f> hilightboxes, video::IVideoDriver* driver,
- bool draw_wield_tool, Client& client, gui::IGUIEnvironment* guienv)
- {
- driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
- draw_selectionbox(driver, hud, hilightboxes, show_hud);
- if(draw_wield_tool)
- camera.drawWieldedTool();
- }
- void draw_scene(video::IVideoDriver* driver, scene::ISceneManager* smgr,
- Camera& camera, Client& client, LocalPlayer* player, Hud& hud,
- gui::IGUIEnvironment* guienv, std::vector<aabb3f> hilightboxes,
- const v2u32& screensize, video::SColor skycolor, bool show_hud)
- {
- //TODO check if usefull
- u32 scenetime = 0;
- {
- TimeTaker timer("smgr");
- bool draw_wield_tool = (show_hud &&
- (player->hud_flags & HUD_FLAG_WIELDITEM_VISIBLE) &&
- camera.getCameraMode() < CAMERA_MODE_THIRD );
- bool draw_crosshair = ((player->hud_flags & HUD_FLAG_CROSSHAIR_VISIBLE) &&
- (camera.getCameraMode() != CAMERA_MODE_THIRD_FRONT));
- #ifdef HAVE_TOUCHSCREENGUI
- try {
- draw_crosshair = !g_settings->getBool("touchtarget");
- }
- catch(SettingNotFoundException) {}
- #endif
- std::string draw_mode = g_settings->get("3d_mode");
- smgr->drawAll();
- if (draw_mode == "anaglyph")
- {
- draw_anaglyph_3d_mode(camera, show_hud, hud, hilightboxes, driver,
- smgr, draw_wield_tool, client, guienv);
- draw_crosshair = false;
- }
- else if (draw_mode == "interlaced")
- {
- draw_interlaced_3d_mode(camera, show_hud, hud, hilightboxes, driver,
- smgr, screensize, draw_wield_tool, client, guienv, skycolor);
- draw_crosshair = false;
- }
- else if (draw_mode == "sidebyside")
- {
- draw_sidebyside_3d_mode(camera, show_hud, hud, hilightboxes, driver,
- smgr, screensize, draw_wield_tool, client, guienv, skycolor);
- show_hud = false;
- }
- else if (draw_mode == "topbottom")
- {
- draw_top_bottom_3d_mode(camera, show_hud, hud, hilightboxes, driver,
- smgr, screensize, draw_wield_tool, client, guienv, skycolor);
- show_hud = false;
- }
- else {
- draw_plain(camera, show_hud, hud, hilightboxes, driver,
- draw_wield_tool, client, guienv);
- }
- /*
- Post effects
- */
- {
- client.getEnv().getClientMap().renderPostFx(camera.getCameraMode());
- }
- //TODO how to make those 3d too
- if (show_hud)
- {
- if (draw_crosshair)
- hud.drawCrosshair();
- hud.drawHotbar(client.getPlayerItem());
- hud.drawLuaElements(camera.getOffset());
- }
- guienv->drawAll();
- scenetime = timer.stop(true);
- }
- }
- /*
- Draws a screen with a single text on it.
- Text will be removed when the screen is drawn the next time.
- Additionally, a progressbar can be drawn when percent is set between 0 and 100.
- */
- /*gui::IGUIStaticText **/
- void draw_load_screen(const std::wstring &text, IrrlichtDevice* device,
- gui::IGUIEnvironment* guienv, gui::IGUIFont* font, float dtime,
- int percent, bool clouds )
- {
- video::IVideoDriver* driver = device->getVideoDriver();
- v2u32 screensize = driver->getScreenSize();
- const wchar_t *loadingtext = text.c_str();
- core::vector2d<u32> textsize_u = font->getDimension(loadingtext);
- core::vector2d<s32> textsize(textsize_u.X,textsize_u.Y);
- core::vector2d<s32> center(screensize.X/2, screensize.Y/2);
- core::rect<s32> textrect(center - textsize/2, center + textsize/2);
- gui::IGUIStaticText *guitext = guienv->addStaticText(
- loadingtext, textrect, false, false);
- guitext->setTextAlignment(gui::EGUIA_CENTER, gui::EGUIA_UPPERLEFT);
- bool cloud_menu_background = clouds && g_settings->getBool("menu_clouds");
- if (cloud_menu_background)
- {
- g_menuclouds->step(dtime*3);
- g_menuclouds->render();
- driver->beginScene(true, true, video::SColor(255,140,186,250));
- g_menucloudsmgr->drawAll();
- }
- else
- driver->beginScene(true, true, video::SColor(255,0,0,0));
- if (percent >= 0 && percent <= 100) // draw progress bar
- {
- core::vector2d<s32> barsize(256,32);
- core::rect<s32> barrect(center-barsize/2, center+barsize/2);
- driver->draw2DRectangle(video::SColor(255,255,255,255),barrect, NULL); // border
- driver->draw2DRectangle(video::SColor(255,64,64,64), core::rect<s32> (
- barrect.UpperLeftCorner+1,
- barrect.LowerRightCorner-1), NULL); // black inside the bar
- driver->draw2DRectangle(video::SColor(255,128,128,128), core::rect<s32> (
- barrect.UpperLeftCorner+1,
- core::vector2d<s32>(
- barrect.LowerRightCorner.X-(barsize.X-1)+percent*(barsize.X-2)/100,
- barrect.LowerRightCorner.Y-1)), NULL); // the actual progress
- }
- guienv->drawAll();
- driver->endScene();
- guitext->remove();
- //return guitext;
- }
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