mirror of https://github.com/minetest/minetest.git
548 lines
18 KiB
C++
548 lines
18 KiB
C++
/*
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Minetest
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Copyright (C) 2010-2014 celeron55, Perttu Ahola <celeron55@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "drawscene.h"
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#include "main.h" // for g_settings
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#include "settings.h"
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#include "clouds.h"
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#include "clientmap.h"
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#include "util/timetaker.h"
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typedef enum {
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LEFT = -1,
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RIGHT = 1,
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EYECOUNT = 2
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} paralax_sign;
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void draw_selectionbox(video::IVideoDriver* driver, Hud& hud,
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std::vector<aabb3f>& hilightboxes, bool show_hud)
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{
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static const s16 selectionbox_width = rangelim(g_settings->getS16("selectionbox_width"), 1, 5);
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if (!show_hud)
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return;
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video::SMaterial oldmaterial = driver->getMaterial2D();
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video::SMaterial m;
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m.Thickness = selectionbox_width;
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m.Lighting = false;
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driver->setMaterial(m);
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hud.drawSelectionBoxes(hilightboxes);
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driver->setMaterial(oldmaterial);
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}
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void draw_anaglyph_3d_mode(Camera& camera, bool show_hud, Hud& hud,
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std::vector<aabb3f> hilightboxes, video::IVideoDriver* driver,
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scene::ISceneManager* smgr, bool draw_wield_tool, Client& client,
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gui::IGUIEnvironment* guienv )
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{
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/* preserve old setup*/
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irr::core::vector3df oldPosition = camera.getCameraNode()->getPosition();
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irr::core::vector3df oldTarget = camera.getCameraNode()->getTarget();
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irr::core::matrix4 startMatrix =
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camera.getCameraNode()->getAbsoluteTransformation();
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irr::core::vector3df focusPoint = (camera.getCameraNode()->getTarget()
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- camera.getCameraNode()->getAbsolutePosition()).setLength(1)
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+ camera.getCameraNode()->getAbsolutePosition();
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//Left eye...
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irr::core::vector3df leftEye;
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irr::core::matrix4 leftMove;
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leftMove.setTranslation(
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irr::core::vector3df(-g_settings->getFloat("3d_paralax_strength"),
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0.0f, 0.0f));
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leftEye = (startMatrix * leftMove).getTranslation();
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//clear the depth buffer, and color
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driver->beginScene( true, true, irr::video::SColor(0, 200, 200, 255));
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driver->getOverrideMaterial().Material.ColorMask = irr::video::ECP_RED;
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driver->getOverrideMaterial().EnableFlags = irr::video::EMF_COLOR_MASK;
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driver->getOverrideMaterial().EnablePasses = irr::scene::ESNRP_SKY_BOX
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+ irr::scene::ESNRP_SOLID + irr::scene::ESNRP_TRANSPARENT
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+ irr::scene::ESNRP_TRANSPARENT_EFFECT + irr::scene::ESNRP_SHADOW;
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camera.getCameraNode()->setPosition(leftEye);
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camera.getCameraNode()->setTarget(focusPoint);
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smgr->drawAll();
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driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
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if (show_hud)
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{
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draw_selectionbox(driver, hud, hilightboxes, show_hud);
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if (draw_wield_tool)
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camera.drawWieldedTool(&leftMove);
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}
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guienv->drawAll();
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//Right eye...
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irr::core::vector3df rightEye;
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irr::core::matrix4 rightMove;
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rightMove.setTranslation(
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irr::core::vector3df(g_settings->getFloat("3d_paralax_strength"),
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0.0f, 0.0f));
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rightEye = (startMatrix * rightMove).getTranslation();
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//clear the depth buffer
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driver->clearZBuffer();
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driver->getOverrideMaterial().Material.ColorMask = irr::video::ECP_GREEN
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+ irr::video::ECP_BLUE;
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driver->getOverrideMaterial().EnableFlags = irr::video::EMF_COLOR_MASK;
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driver->getOverrideMaterial().EnablePasses = irr::scene::ESNRP_SKY_BOX
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+ irr::scene::ESNRP_SOLID + irr::scene::ESNRP_TRANSPARENT
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+ irr::scene::ESNRP_TRANSPARENT_EFFECT + irr::scene::ESNRP_SHADOW;
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camera.getCameraNode()->setPosition(rightEye);
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camera.getCameraNode()->setTarget(focusPoint);
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smgr->drawAll();
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driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
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if (show_hud)
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{
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draw_selectionbox(driver, hud, hilightboxes, show_hud);
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if (draw_wield_tool)
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camera.drawWieldedTool(&rightMove);
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}
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guienv->drawAll();
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driver->getOverrideMaterial().Material.ColorMask = irr::video::ECP_ALL;
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driver->getOverrideMaterial().EnableFlags = 0;
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driver->getOverrideMaterial().EnablePasses = 0;
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camera.getCameraNode()->setPosition(oldPosition);
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camera.getCameraNode()->setTarget(oldTarget);
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}
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void init_texture(video::IVideoDriver* driver, const v2u32& screensize,
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video::ITexture** texture)
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{
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if (*texture != NULL)
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{
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driver->removeTexture(*texture);
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}
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*texture = driver->addRenderTargetTexture(
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core::dimension2d<u32>(screensize.X, screensize.Y));
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}
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video::ITexture* draw_image(const v2u32& screensize,
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paralax_sign psign, const irr::core::matrix4& startMatrix,
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const irr::core::vector3df& focusPoint, bool show_hud,
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video::IVideoDriver* driver, Camera& camera, scene::ISceneManager* smgr,
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Hud& hud, std::vector<aabb3f>& hilightboxes,
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bool draw_wield_tool, Client& client, gui::IGUIEnvironment* guienv,
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video::SColor skycolor )
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{
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static video::ITexture* images[2] = { NULL, NULL };
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static v2u32 last_screensize = v2u32(0,0);
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video::ITexture* image = NULL;
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if (screensize != last_screensize) {
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init_texture(driver, screensize, &images[1]);
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image = images[1];
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init_texture(driver, screensize, &images[0]);
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image = images[0];
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last_screensize = screensize;
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}
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driver->setRenderTarget(image, true, true,
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irr::video::SColor(255,
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skycolor.getRed(), skycolor.getGreen(), skycolor.getBlue()));
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irr::core::vector3df eye_pos;
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irr::core::matrix4 movement;
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movement.setTranslation(
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irr::core::vector3df((int) psign *
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g_settings->getFloat("3d_paralax_strength"), 0.0f, 0.0f));
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eye_pos = (startMatrix * movement).getTranslation();
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//clear the depth buffer
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driver->clearZBuffer();
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camera.getCameraNode()->setPosition(eye_pos);
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camera.getCameraNode()->setTarget(focusPoint);
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smgr->drawAll();
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driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
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if (show_hud)
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{
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draw_selectionbox(driver, hud, hilightboxes, show_hud);
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if (draw_wield_tool)
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camera.drawWieldedTool(&movement);
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}
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guienv->drawAll();
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/* switch back to real renderer */
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driver->setRenderTarget(0, true, true,
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irr::video::SColor(0,
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skycolor.getRed(), skycolor.getGreen(), skycolor.getBlue()));
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return image;
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}
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video::ITexture* draw_hud(video::IVideoDriver* driver, const v2u32& screensize,
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bool show_hud, Hud& hud, Client& client, bool draw_crosshair,
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video::SColor skycolor, gui::IGUIEnvironment* guienv, Camera& camera )
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{
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static video::ITexture* image = NULL;
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init_texture(driver, screensize, &image);
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driver->setRenderTarget(image, true, true,
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irr::video::SColor(255,0,0,0));
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if (show_hud)
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{
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if (draw_crosshair)
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hud.drawCrosshair();
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hud.drawHotbar(client.getPlayerItem());
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hud.drawLuaElements(camera.getOffset());
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guienv->drawAll();
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}
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driver->setRenderTarget(0, true, true,
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irr::video::SColor(0,
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skycolor.getRed(), skycolor.getGreen(), skycolor.getBlue()));
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return image;
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}
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void draw_interlaced_3d_mode(Camera& camera, bool show_hud,
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Hud& hud, std::vector<aabb3f> hilightboxes, video::IVideoDriver* driver,
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scene::ISceneManager* smgr, const v2u32& screensize,
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bool draw_wield_tool, Client& client, gui::IGUIEnvironment* guienv,
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video::SColor skycolor )
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{
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/* save current info */
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irr::core::vector3df oldPosition = camera.getCameraNode()->getPosition();
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irr::core::vector3df oldTarget = camera.getCameraNode()->getTarget();
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irr::core::matrix4 startMatrix =
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camera.getCameraNode()->getAbsoluteTransformation();
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irr::core::vector3df focusPoint = (camera.getCameraNode()->getTarget()
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- camera.getCameraNode()->getAbsolutePosition()).setLength(1)
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+ camera.getCameraNode()->getAbsolutePosition();
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/* create left view */
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video::ITexture* left_image = draw_image(screensize, LEFT, startMatrix,
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focusPoint, show_hud, driver, camera, smgr, hud, hilightboxes,
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draw_wield_tool, client, guienv, skycolor);
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//Right eye...
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irr::core::vector3df rightEye;
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irr::core::matrix4 rightMove;
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rightMove.setTranslation(
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irr::core::vector3df(g_settings->getFloat("3d_paralax_strength"),
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0.0f, 0.0f));
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rightEye = (startMatrix * rightMove).getTranslation();
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//clear the depth buffer
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driver->clearZBuffer();
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camera.getCameraNode()->setPosition(rightEye);
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camera.getCameraNode()->setTarget(focusPoint);
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smgr->drawAll();
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driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
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if (show_hud)
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{
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draw_selectionbox(driver, hud, hilightboxes, show_hud);
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if(draw_wield_tool)
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camera.drawWieldedTool(&rightMove);
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}
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guienv->drawAll();
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for (unsigned int i = 0; i < screensize.Y; i+=2 ) {
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#if (IRRLICHT_VERSION_MAJOR >= 1) && (IRRLICHT_VERSION_MINOR >= 8)
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driver->draw2DImage(left_image, irr::core::position2d<s32>(0, i),
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#else
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driver->draw2DImage(left_image, irr::core::position2d<s32>(0, screensize.Y-i),
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#endif
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irr::core::rect<s32>(0, i,screensize.X, i+1), 0,
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irr::video::SColor(255, 255, 255, 255),
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false);
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}
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/* cleanup */
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camera.getCameraNode()->setPosition(oldPosition);
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camera.getCameraNode()->setTarget(oldTarget);
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}
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void draw_sidebyside_3d_mode(Camera& camera, bool show_hud,
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Hud& hud, std::vector<aabb3f> hilightboxes, video::IVideoDriver* driver,
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scene::ISceneManager* smgr, const v2u32& screensize,
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bool draw_wield_tool, Client& client, gui::IGUIEnvironment* guienv,
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video::SColor skycolor )
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{
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/* save current info */
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irr::core::vector3df oldPosition = camera.getCameraNode()->getPosition();
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irr::core::vector3df oldTarget = camera.getCameraNode()->getTarget();
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irr::core::matrix4 startMatrix =
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camera.getCameraNode()->getAbsoluteTransformation();
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irr::core::vector3df focusPoint = (camera.getCameraNode()->getTarget()
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- camera.getCameraNode()->getAbsolutePosition()).setLength(1)
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+ camera.getCameraNode()->getAbsolutePosition();
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/* create left view */
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video::ITexture* left_image = draw_image(screensize, LEFT, startMatrix,
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focusPoint, show_hud, driver, camera, smgr, hud, hilightboxes,
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draw_wield_tool, client, guienv, skycolor);
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/* create right view */
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video::ITexture* right_image = draw_image(screensize, RIGHT, startMatrix,
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focusPoint, show_hud, driver, camera, smgr, hud, hilightboxes,
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draw_wield_tool, client, guienv, skycolor);
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/* create hud overlay */
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video::ITexture* hudtexture = draw_hud(driver, screensize, show_hud, hud, client,
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false, skycolor, guienv, camera );
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driver->makeColorKeyTexture(hudtexture, irr::video::SColor(255, 0, 0, 0));
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//makeColorKeyTexture mirrors texture so we do it twice to get it right again
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driver->makeColorKeyTexture(hudtexture, irr::video::SColor(255, 0, 0, 0));
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driver->draw2DImage(left_image,
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irr::core::rect<s32>(0, 0, screensize.X/2, screensize.Y),
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irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0, false);
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driver->draw2DImage(hudtexture,
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irr::core::rect<s32>(0, 0, screensize.X/2, screensize.Y),
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irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0, true);
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driver->draw2DImage(right_image,
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irr::core::rect<s32>(screensize.X/2, 0, screensize.X, screensize.Y),
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irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0, false);
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driver->draw2DImage(hudtexture,
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irr::core::rect<s32>(screensize.X/2, 0, screensize.X, screensize.Y),
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irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0, true);
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left_image = NULL;
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right_image = NULL;
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/* cleanup */
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camera.getCameraNode()->setPosition(oldPosition);
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camera.getCameraNode()->setTarget(oldTarget);
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}
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void draw_top_bottom_3d_mode(Camera& camera, bool show_hud,
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Hud& hud, std::vector<aabb3f> hilightboxes, video::IVideoDriver* driver,
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scene::ISceneManager* smgr, const v2u32& screensize,
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bool draw_wield_tool, Client& client, gui::IGUIEnvironment* guienv,
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video::SColor skycolor )
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{
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/* save current info */
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irr::core::vector3df oldPosition = camera.getCameraNode()->getPosition();
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irr::core::vector3df oldTarget = camera.getCameraNode()->getTarget();
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irr::core::matrix4 startMatrix =
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camera.getCameraNode()->getAbsoluteTransformation();
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irr::core::vector3df focusPoint = (camera.getCameraNode()->getTarget()
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- camera.getCameraNode()->getAbsolutePosition()).setLength(1)
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+ camera.getCameraNode()->getAbsolutePosition();
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/* create left view */
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video::ITexture* left_image = draw_image(screensize, LEFT, startMatrix,
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focusPoint, show_hud, driver, camera, smgr, hud, hilightboxes,
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draw_wield_tool, client, guienv, skycolor);
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/* create right view */
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video::ITexture* right_image = draw_image(screensize, RIGHT, startMatrix,
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focusPoint, show_hud, driver, camera, smgr, hud, hilightboxes,
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draw_wield_tool, client, guienv, skycolor);
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/* create hud overlay */
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video::ITexture* hudtexture = draw_hud(driver, screensize, show_hud, hud, client,
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false, skycolor, guienv, camera );
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driver->makeColorKeyTexture(hudtexture, irr::video::SColor(255, 0, 0, 0));
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//makeColorKeyTexture mirrors texture so we do it twice to get it right again
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driver->makeColorKeyTexture(hudtexture, irr::video::SColor(255, 0, 0, 0));
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driver->draw2DImage(left_image,
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irr::core::rect<s32>(0, 0, screensize.X, screensize.Y/2),
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irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0, false);
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driver->draw2DImage(hudtexture,
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irr::core::rect<s32>(0, 0, screensize.X, screensize.Y/2),
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irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0, true);
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driver->draw2DImage(right_image,
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irr::core::rect<s32>(0, screensize.Y/2, screensize.X, screensize.Y),
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irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0, false);
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driver->draw2DImage(hudtexture,
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irr::core::rect<s32>(0, screensize.Y/2, screensize.X, screensize.Y),
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irr::core::rect<s32>(0, 0, screensize.X, screensize.Y), 0, 0, true);
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left_image = NULL;
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right_image = NULL;
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/* cleanup */
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camera.getCameraNode()->setPosition(oldPosition);
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camera.getCameraNode()->setTarget(oldTarget);
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}
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void draw_plain(Camera& camera, bool show_hud, Hud& hud,
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std::vector<aabb3f> hilightboxes, video::IVideoDriver* driver,
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bool draw_wield_tool, Client& client, gui::IGUIEnvironment* guienv)
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{
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driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
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draw_selectionbox(driver, hud, hilightboxes, show_hud);
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if(draw_wield_tool)
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camera.drawWieldedTool();
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}
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void draw_scene(video::IVideoDriver* driver, scene::ISceneManager* smgr,
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Camera& camera, Client& client, LocalPlayer* player, Hud& hud,
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gui::IGUIEnvironment* guienv, std::vector<aabb3f> hilightboxes,
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const v2u32& screensize, video::SColor skycolor, bool show_hud)
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{
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//TODO check if usefull
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u32 scenetime = 0;
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{
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TimeTaker timer("smgr");
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bool draw_wield_tool = (show_hud &&
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(player->hud_flags & HUD_FLAG_WIELDITEM_VISIBLE) &&
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camera.getCameraMode() < CAMERA_MODE_THIRD );
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bool draw_crosshair = ((player->hud_flags & HUD_FLAG_CROSSHAIR_VISIBLE) &&
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(camera.getCameraMode() != CAMERA_MODE_THIRD_FRONT));
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#ifdef HAVE_TOUCHSCREENGUI
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try {
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draw_crosshair = !g_settings->getBool("touchtarget");
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}
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catch(SettingNotFoundException) {}
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#endif
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std::string draw_mode = g_settings->get("3d_mode");
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smgr->drawAll();
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if (draw_mode == "anaglyph")
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{
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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;
|
|
}
|