//------------------------------------------------------------------------------------------- void MagickWidget::loadMesh(Ogre::MeshPtr pMesh) { QString directory(OgitorsRoot::getSingletonPtr()->GetProjectOptions()->ProjectDir.c_str()); if(directory.isEmpty()) directory = "./"; QDir(directory).mkpath("entitycache"); Ogre::TexturePtr texture = Ogre::TextureManager::getSingleton().createManual( "MeshMagickTex", Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, Ogre::TEX_TYPE_2D, 512, 512, 0, Ogre::PF_R8G8B8A8 , Ogre::TU_RENDERTARGET ); Ogre::RenderTexture *rttTex = texture->getBuffer()->getRenderTarget(); Ogre::SceneManager *mSceneMgr = Ogre::Root::getSingletonPtr()->createSceneManager("OctreeSceneManager", "MeshMagickTexMgr"); Ogre::Light *dirl = mSceneMgr->createLight("DisplayLight"); dirl->setDirection(-1,-1,-1); dirl->setDiffuseColour(1,1,1); dirl->setType(Ogre::Light::LT_DIRECTIONAL); Ogre::Camera* RTTCam = mSceneMgr->createCamera("MeshMagickCam"); RTTCam->setNearClipDistance(0.01F); RTTCam->setFarClipDistance(0); RTTCam->setAspectRatio(1); RTTCam->setFOVy(Ogre::Degree(90)); RTTCam->setPosition(0,0,1); RTTCam->lookAt(0,0,0); Ogre::Viewport *v = rttTex->addViewport( RTTCam ); v->setClearEveryFrame( true ); v->setBackgroundColour(Ogre::ColourValue(0,0,0)); Ogre::Entity *mEntity; mEntity = mSceneMgr->createEntity("scbDisplay", pMesh->getName()); mSceneMgr->getRootSceneNode()->attachObject(mEntity); Ogre::Vector3 vSize = mEntity->getBoundingBox().getHalfSize(); Ogre::Vector3 vCenter = mEntity->getBoundingBox().getCenter(); vSize += Ogre::Vector3(vSize.z, vSize.z, vSize.z); float maxsize = std::max(std::max(vSize.x,vSize.y),vSize.z); vSize = Ogre::Vector3(0, 0, maxsize * 1.15f) + vCenter; RTTCam->setPosition(vSize.x,vSize.y,vSize.z); RTTCam->lookAt(vCenter.x,vCenter.y,vCenter.z); rttTex->update(); Ogre::String imagefile = OgitorsUtils::QualifyPath(directory.toStdString() + "/entitycache/meshmagick.png"); rttTex->writeContentsToFile(imagefile); mEntity->detachFromParent(); mSceneMgr->destroyEntity(mEntity); rttTex->removeAllViewports(); Ogre::Root::getSingletonPtr()->destroySceneManager(mSceneMgr); mDisplayWidget->setImage(QString(imagefile.c_str())); }
/*! Get the result of the rendering loop. \param I : The image on which to copy the result of the rendering loop. \param cMo : The desired camera pose. */ void vpAROgre::getRenderingOutput(vpImage<vpRGBa> &I, const vpHomogeneousMatrix &cMo) { updateCameraParameters(cMo); Ogre::TexturePtr dynTexPtr = Ogre::TextureManager::getSingleton().getByName("rtf"); //#if ( OGRE_VERSION >= (1 << 16 | 9 << 8 | 0) ) // .dynamicCast<Ogre::Texture>(); //#else // ; //#endif Ogre::RenderTexture* RTarget = dynTexPtr->getBuffer()->getRenderTarget(); mWindow->update(); RTarget->update(); if(I.getHeight() != mWindow->getHeight() || I.getWidth() != mWindow->getWidth()){ I.resize(mWindow->getHeight(), mWindow->getWidth()); } Ogre::HardwarePixelBufferSharedPtr mPixelBuffer = dynTexPtr->getBuffer(); mPixelBuffer->lock(Ogre::HardwareBuffer::HBL_DISCARD); const Ogre::PixelBox& pixelBox = mPixelBuffer->getCurrentLock(); dynTexPtr->getBuffer()->blitToMemory(pixelBox); Ogre::uint8* pDest = static_cast<Ogre::uint8*>(pixelBox.data); #if 1 // if texture in BGRa format for(unsigned int i=0; i<I.getHeight(); i++){ for(unsigned int j=0; j<I.getWidth(); j++){ // Color Image I[i][j].B = *pDest++; // Blue component I[i][j].G = *pDest++; // Green component I[i][j].R = *pDest++; // Red component I[i][j].A = *pDest++; // Alpha component } } #else // if texture in RGBa format which is the format of the input image memcpy(I.bitmap, pDest, I.getHeight()*I.getWidth()*sizeof(vpRGBa)); #endif // Unlock the pixel buffer mPixelBuffer->unlock(); }
void RenderedTexture::renderTextures() { //Set up RTT texture Ogre::TexturePtr renderTexture; if (renderTexture.isNull()) { renderTexture = Ogre::TextureManager::getSingleton().createManual( getUniqueID("RenderedEntityMaterial"), "EntityRenderer", Ogre::TEX_TYPE_2D, textureSize, textureSize, 0, Ogre::PF_A8R8G8B8, Ogre::TU_RENDERTARGET, 0); } renderTexture->setNumMipmaps(0); //Set up render target Ogre::RenderTexture* renderTarget = renderTexture->getBuffer()->getRenderTarget(); renderTarget->setAutoUpdated(false); //Set up camera Ogre::SceneNode* camNode = sceneMgr->getSceneNode("EntityRenderer::cameraNode"); Ogre::Camera* renderCamera = sceneMgr->createCamera(getUniqueID("EntityRendererCam")); camNode->attachObject(renderCamera); renderCamera->setLodBias(1000.0f); Ogre::Viewport* renderViewport = renderTarget->addViewport(renderCamera); renderViewport->setOverlaysEnabled(false); renderViewport->setClearEveryFrame(true); renderViewport->setShadowsEnabled(false); renderViewport->setBackgroundColour(Ogre::ColourValue(0.0f, 0.0f, 0.0f, 0.0f)); //Set up scene node Ogre::SceneNode* node = sceneMgr->getSceneNode("EntityRenderer::renderNode"); Ogre::SceneNode* oldSceneNode = entity->getParentSceneNode(); if (oldSceneNode) oldSceneNode->detachObject(entity); node->attachObject(entity); node->setPosition(-entityCenter); //Set up camera FOV const Ogre::Real objDist = entityRadius * 100; const Ogre::Real nearDist = objDist - (entityRadius + 1); const Ogre::Real farDist = objDist + (entityRadius + 1); renderCamera->setAspectRatio(1.0f); renderCamera->setFOVy(Ogre::Math::ATan(2.0 * entityRadius / objDist)); renderCamera->setNearClipDistance(nearDist); renderCamera->setFarClipDistance(farDist); //Disable mipmapping (without this, masked textures look bad) Ogre::MaterialManager* mm = Ogre::MaterialManager::getSingletonPtr(); Ogre::FilterOptions oldMinFilter = mm->getDefaultTextureFiltering(Ogre::FT_MIN); Ogre::FilterOptions oldMagFilter = mm->getDefaultTextureFiltering(Ogre::FT_MAG); Ogre::FilterOptions oldMipFilter = mm->getDefaultTextureFiltering(Ogre::FT_MIP); mm->setDefaultTextureFiltering(Ogre::FO_POINT, Ogre::FO_LINEAR,Ogre:: FO_NONE); //Disable fog Ogre::FogMode oldFogMode = sceneMgr->getFogMode(); Ogre::ColourValue oldFogColor = sceneMgr->getFogColour(); Ogre::Real oldFogDensity = sceneMgr->getFogDensity(); Ogre::Real oldFogStart = sceneMgr->getFogStart(); Ogre::Real oldFogEnd = sceneMgr->getFogEnd(); sceneMgr->setFog(Ogre::FOG_NONE); // Get current status of the queue mode Ogre::SceneManager::SpecialCaseRenderQueueMode OldSpecialCaseRenderQueueMode = sceneMgr->getSpecialCaseRenderQueueMode(); //Only render the entity sceneMgr->setSpecialCaseRenderQueueMode(Ogre::SceneManager::SCRQM_INCLUDE); sceneMgr->addSpecialCaseRenderQueue(renderQueueGroup); Ogre::uint8 oldRenderQueueGroup = entity->getRenderQueueGroup(); entity->setRenderQueueGroup(renderQueueGroup); bool oldVisible = entity->getVisible(); entity->setVisible(true); float oldMaxDistance = entity->getRenderingDistance(); entity->setRenderingDistance(0); //Calculate the filename hash used to uniquely identity this render std::string strKey = entityKey; char key[32] = {0}; Ogre::uint32 i = 0; for (std::string::const_iterator it = entityKey.begin(); it != entityKey.end(); ++it) { key[i] ^= *it; i = (i+1) % sizeof(key); } for (i = 0; i < sizeof(key); ++i) key[i] = (key[i] % 26) + 'A'; Ogre::ResourceGroupManager::getSingleton().addResourceLocation( GetUserDir().string(), "FileSystem", "BinFolder"); std::string fileNamePNG = "Rendered." + std::string(key, sizeof(key)) + '.' + Ogre::StringConverter::toString(textureSize) + ".png"; //Attempt to load the pre-render file if allowed bool needsRegen = false; if (!needsRegen) { try{ texture = Ogre::TextureManager::getSingleton().load( fileNamePNG, "BinFolder", Ogre::TEX_TYPE_2D, 0); } catch (...) { needsRegen = true; } } if (needsRegen) { //If this has not been pre-rendered, do so now //Position camera camNode->setPosition(0, 0, 0); // TODO camNode->setOrientation(Quaternion(yaw, Vector3::UNIT_Y) * Quaternion(-pitch, Vector3::UNIT_X)); camNode->translate(Ogre::Vector3(0, 0, objDist), Ogre::Node::TS_LOCAL); renderTarget->update(); //Save RTT to file renderTarget->writeContentsToFile((GetUserDir() / fileNamePNG).string()); //Load the render into the appropriate texture view texture = Ogre::TextureManager::getSingleton().load(fileNamePNG, "BinFolder", Ogre::TEX_TYPE_2D, 0); ggTexture = ClientUI::GetTexture(GetUserDir() / fileNamePNG); } entity->setVisible(oldVisible); entity->setRenderQueueGroup(oldRenderQueueGroup); entity->setRenderingDistance(oldMaxDistance); sceneMgr->removeSpecialCaseRenderQueue(renderQueueGroup); // Restore original state sceneMgr->setSpecialCaseRenderQueueMode(OldSpecialCaseRenderQueueMode); //Re-enable mipmapping mm->setDefaultTextureFiltering(oldMinFilter, oldMagFilter, oldMipFilter); //Re-enable fog sceneMgr->setFog(oldFogMode, oldFogColor, oldFogDensity, oldFogStart, oldFogEnd); //Delete camera renderTarget->removeViewport(0); renderCamera->getSceneManager()->destroyCamera(renderCamera); //Delete scene node node->detachAllObjects(); if (oldSceneNode) oldSceneNode->attachObject(entity); //Delete RTT texture assert(!renderTexture.isNull()); std::string texName2(renderTexture->getName()); renderTexture.setNull(); if (Ogre::TextureManager::getSingletonPtr()) Ogre::TextureManager::getSingleton().remove(texName2); }
int EnvironmentCoreApplication::startLoop(std::function<int()> _func) { int l_run = 0; isRunning = true; double l_systemTimeIncriment = 0.0; int l_frame = 0; Ogre::TexturePtr rtt_texture = Ogre::TextureManager::getSingleton().createManual("RttTex", Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, Ogre::TEX_TYPE_2D, m_pRenderWindow->getWidth(), m_pRenderWindow->getHeight(), 0, Ogre::PF_R8G8B8, Ogre::TU_RENDERTARGET); Ogre::RenderTexture* renderTexture = rtt_texture->getBuffer()->getRenderTarget(); renderTexture->addViewport(m_pCamera); renderTexture->getViewport(0)->setClearEveryFrame(true); renderTexture->getViewport(0)->setBackgroundColour(Ogre::ColourValue::Black); renderTexture->getViewport(0)->setOverlaysEnabled(false); std::chrono::high_resolution_clock l_time; auto l_start = l_time.now(); auto l_last = l_start; while (l_run == 0) { try { m_pChSystem->DoFrameDynamics((l_systemTimeIncriment / 2.0)); } catch (std::exception e) { } try { m_pChSystem->DoFrameDynamics((l_systemTimeIncriment / 2.0)); } catch (std::exception e) { } m_pInputManager->update(); if (m_pInputManager->WindowClose) { l_run++; break; } m_pGUIManager->update(); l_run = _func(); m_pScene->update(); m_pViewport->update(); m_pRenderWindow->update(false); m_pRenderWindow->swapBuffers(); m_pRoot->renderOneFrame(); m_pCamera->setAspectRatio((((float)(m_pViewport->getActualWidth())) / ((float)(m_pViewport->getActualHeight())))); if (!isRealTime) { l_systemTimeIncriment += timestep_max; timestep = timestep_max; } else { l_systemTimeIncriment = ((double)(std::chrono::duration_cast<std::chrono::milliseconds>(l_time.now() - l_start).count())) / 1000.0; //converts standard library time difference to a double for Chrono l_systemTimeIncriment = l_systemTimeIncriment > timestep_max ? l_systemTimeIncriment+=timestep_max : l_systemTimeIncriment; l_systemTimeIncriment = l_systemTimeIncriment < timestep_min ? l_systemTimeIncriment+=timestep_min : l_systemTimeIncriment; timestep = ((double)(std::chrono::duration_cast<std::chrono::milliseconds>(l_time.now() - l_last).count())) / 1000.0; l_last = l_time.now(); } if (WriteToFile) { std::string name = "out/frame" + std::to_string(l_frame) + "time" + std::to_string(l_systemTimeIncriment) + ".png"; renderTexture->update(); renderTexture->writeContentsToFile(name); l_frame++; } Ogre::WindowEventUtilities::messagePump(); } isRunning = false; return l_run; }
void ZoneListWidget::_createImages(ImageMap& retlist) { retlist.clear(); Ogre::TexturePtr texture = Ogre::TextureManager::getSingleton().createManual( "EntityTex", Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, Ogre::TEX_TYPE_2D, 256, 256, 0, Ogre::PF_A8R8G8B8 , Ogre::TU_RENDERTARGET ); Ogre::RenderTexture *rttTex = texture->getBuffer()->getRenderTarget(); Ogre::SceneManager *mSceneMgr = Ogre::Root::getSingletonPtr()->createSceneManager("OctreeSceneManager", "EntityTexMgr"); Ogre::Light *dirl = mSceneMgr->createLight("DisplayLight"); dirl->setDirection(-1,-1,-1); dirl->setDiffuseColour(1,1,1); dirl->setType(Ogre::Light::LT_DIRECTIONAL); Ogre::Camera* RTTCam = mSceneMgr->createCamera("EntityCam"); RTTCam->setNearClipDistance(0.01F); RTTCam->setFarClipDistance(0); RTTCam->setAspectRatio(1); RTTCam->setFOVy(Ogre::Degree(90)); RTTCam->setPosition(0,0,1); RTTCam->lookAt(0,0,0); Ogre::Viewport *v = rttTex->addViewport( RTTCam ); v->setClearEveryFrame( true ); v->setBackgroundColour(Ogre::ColourValue(0,0,0,0)); ModularZoneFactory* factory = dynamic_cast<ModularZoneFactory*>(OgitorsRoot::getSingletonPtr()->GetEditorObjectFactory("Modular Zone Object")); if(!factory)return; factory->loadZoneTemplates(); ZoneInfoMap zoneTemplates = factory->getZoneTemplateMap(); Ogre::Entity *mEntity; unsigned char dataptr[300 * 300 * 6]; unsigned char *dataptr2; Ogre::PixelBox pb(256,256,1,Ogre::PF_A8R8G8B8, dataptr); EntityMap entities; ZoneInfoMap::iterator zi; for(zi=zoneTemplates.begin();zi!=zoneTemplates.end();++zi) { Ogre::String addstr = (*zi).second.mMesh; if(entities.find((*zi).first) == entities.end()) entities.insert(EntityMap::value_type((*zi).first,addstr)); } EntityMap::const_iterator ite = entities.begin(); while(ite != entities.end()) { Ogre::String addstr = ite->second; mEntity = mSceneMgr->createEntity("MZP_Preview", addstr); mSceneMgr->getRootSceneNode()->attachObject(mEntity); //TODO: It would be nice to retrieve a Preview Camera Position from //the .zone file //TODO: also render portal outlines clearly so that the user can see //how the zone is laid out Ogre::Vector3 vSize = mEntity->getBoundingBox().getCorner(Ogre::AxisAlignedBox::NEAR_RIGHT_TOP);//.getHalfSize();//============ Ogre::Vector3 vCenter = mEntity->getBoundingBox().getCenter(); //FIXME ------ NICE PREVIEWS NEEDED - bigger vSize += Ogre::Vector3(vSize.z, vSize.z, vSize.z); float maxsize = std::max(std::max(vSize.x,vSize.y),vSize.z); //vSize = Ogre::Vector3(0, 0, maxsize * 1.1f) + vCenter; vSize = Ogre::Vector3(maxsize * 0.5f, vSize.y, maxsize * 0.5f) + vCenter; //vSize.x +=vSize.x/2;//Maybe test to see which is larger x/2 or z/2 and use that? //vSize.z +=vSize.x/2; //RTTCam->setProjectionType(Ogre::PT_ORTHOGRAPHIC); RTTCam->setPosition(vSize.x,vSize.y,vSize.z); RTTCam->lookAt(vCenter.x,vCenter.y,vCenter.z); rttTex->update(); rttTex->copyContentsToMemory(pb, Ogre::RenderTarget::FB_FRONT); dataptr2 = new unsigned char[96 * 96 * 4]; Ogre::PixelBox pb2(96,96,1,Ogre::PF_A8R8G8B8, dataptr2); Ogre::Image::scale(pb,pb2); addstr.erase(addstr.length() - 5, 5); retlist.insert(ImageMap::value_type((*ite).first, dataptr2)); mEntity->detachFromParent(); mSceneMgr->destroyEntity(mEntity); ite++; } rttTex->removeAllViewports(); Ogre::Root::getSingletonPtr()->destroySceneManager(mSceneMgr); Ogre::TextureManager::getSingletonPtr()->unload(texture->getName()); Ogre::TextureManager::getSingletonPtr()->remove(texture->getName()); }