{"id":98402,"date":"2020-11-12T14:42:25","date_gmt":"2020-11-12T12:42:25","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vyshla-novaya-versiya-open-cascade-technology-occt-7-5-0"},"modified":"2020-11-18T00:58:33","modified_gmt":"2020-11-17T22:58:33","slug":"vyshla-novaya-versiya-open-cascade-technology-occt-7-5-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/vyshla-novaya-versiya-open-cascade-technology-occt-7-5-0","title":{"rendered":"Une nouvelle version d'Open CASCADE Technology (OCCT) 7.5.0 est sortie.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>OCCT \u2014 le seul noyau de mod\u00e9lisation g\u00e9om\u00e9trique open source actuel, distribu\u00e9 sous une licence libre. Open CASCADE Technology est une composante essentielle de projets tels que FreeCAD, KiCAD, Netgen, gmsh, CadQuery, pyOCCT et d'autres. La version OCCT 7.5.0 comprend plus de 400 am\u00e9liorations et corrections par rapport \u00e0 la version pr\u00e9c\u00e9dente 7.4.0.<\/p>\n<p>La version d'Open CASCADE Technology 7.5.0 contient de nouvelles fonctionnalit\u00e9s pour la plupart des modules et composants. En particulier, le visualiseur 3D de Draw Harness permet de naviguer dans de grands mod\u00e8les \u00e0 l'\u00e9chelle r\u00e9elle, avec une navigation en mode t\u00e9l\u00e9portation en vue VR. La fonctionnalit\u00e9 d'\u00e9change de donn\u00e9es a \u00e9t\u00e9 \u00e9tendue gr\u00e2ce au soutien de l'enregistrement glTF 2.0. Les nouvelles fonctionnalit\u00e9s de visualisation comprennent des cartes de textures suppl\u00e9mentaires pour am\u00e9liorer la qualit\u00e9 visuelle, une visualisation correcte de la sortie sRGB pour les mat\u00e9riaux transparents et le traitement des d\u00e9grad\u00e9s, ainsi qu'un processus PBR Metallic-Roughness pour am\u00e9liorer la qualit\u00e9 de visualisation des objets m\u00e9talliques. Le support des caract\u00e8res Unicode a \u00e9t\u00e9 compl\u00e9t\u00e9 par des am\u00e9liorations appropri\u00e9es dans le traducteur STEP, la console DRAW, les ressources de messages, et la visualisation. De nouveaux \u00e9chantillons ont \u00e9t\u00e9 pr\u00e9sent\u00e9s, d\u00e9montrant l'utilisation du visualiseur 3D OCCT, compil\u00e9 en WebAssembly dans le navigateur, et un aper\u00e7u des utilisations de base de l'API C++ pour diverses fonctions d'OCCT.<\/p>\n<p>Pour plus de commodit\u00e9 pour les utilisateurs d'OCCT et pour am\u00e9liorer la navigation, la structure de la documentation a \u00e9t\u00e9 revue. En particulier, une nouvelle section \u00ab Contribution \u00bb a \u00e9t\u00e9 cr\u00e9\u00e9e pour faciliter l'acc\u00e8s aux outils de d\u00e9veloppement d'OCCT et encourager les utilisateurs \u00e0 contribuer au d\u00e9veloppement du code source d'OCCT.<br \/>\nUn portail mis \u00e0 jour pour les d\u00e9veloppeurs d'OCCT sera bient\u00f4t disponible, comprenant des possibilit\u00e9s de participation \u00e9tendues, des ressources suppl\u00e9mentaires pour le d\u00e9veloppement et un \u00e9ventail plus large de sujets sur le forum.<\/p>\n<p><strong>Les principales innovations dans OCCT 7.5.0 :<\/strong><\/p>\n<p><strong>Dans l'ensemble<\/strong><\/p>\n<ul>\n<li>L'API de l'indicateur de progression pour les t\u00e2ches parall\u00e8les a \u00e9t\u00e9 r\u00e9vis\u00e9e<\/li>\n<li>Support de la compilation pour WebAssembly (avec Emscripten SDK)<\/li>\n<li>Nouvelle classe Message_PrinterSystemLog pour enregistrer des messages dans le journal syst\u00e8me.<\/li>\n<\/ul>\n<p><strong>Mod\u00e9lisation<\/strong><\/p>\n<ul>\n<li>Support de l'indicateur de progression dans BRepMesh<\/li>\n<li>Nouvel algorithme de triangulation alternatif pour les polygones 2D<\/li>\n<li>Outil pour supprimer les sous-objets internes (avec orientation INTERNE) d'une forme tout en pr\u00e9servant la connectivit\u00e9 topologique<\/li>\n<li>L'utilisation d'arguments composites multidimensionnels pour les op\u00e9rations Boolean Cut et Common est autoris\u00e9e.<\/li>\n<\/ul>\n<p><strong>Visualisation<\/strong><\/p>\n<ul>\n<li>Utilisation de textures sRGB et de tampon de rendu<\/li>\n<li>PBR Metallic-Roughness pour la visualisation des ombres sur les m\u00e9taux<\/li>\n<li>Support de la texture de carte normale<\/li>\n<li>Capacit\u00e9 de calcul des arbres BVH utilis\u00e9s pour la s\u00e9lection interactive en arri\u00e8re-plan<\/li>\n<li>Support des familles de polices de styles sp\u00e9ciaux et des fichiers .ttc comportant plusieurs polices dans le gestionnaire de polices.<\/li>\n<\/ul>\n<p><strong>\u00c9change de donn\u00e9es<\/strong><\/p>\n<ul>\n<li>Prise en charge de la lecture des fichiers STEP contenant des caract\u00e8res non-Ascii (Unicode ou pages de codes locales) dans les cha\u00eenes de texte<\/li>\n<li>Support de l'\u00e9criture de cha\u00eenes de texte Unicode dans STEP (sous forme UTF-8)<\/li>\n<li>Nouvelle API pour la lecture de STEP prenant un flux C++ en entr\u00e9e<\/li>\n<li>Exportation glTF 2.0<\/li>\n<li>Am\u00e9lioration des performances de lecture des fichiers (ASCII) STL et OBJ.<\/li>\n<\/ul>\n<p><strong>Application Framework<\/strong><\/p>\n<ul>\n<li>Gestion de plusieurs documents (ouverture, sauvegarde, fermeture, etc.) dans des flux parall\u00e8les (une application par flux)<\/li>\n<li>H\u00e9ritage des attributs pour r\u00e9utiliser leurs m\u00e9canismes de sauvegarde<\/li>\n<li>Indicateur de progression dans TDocStd_Application<\/li>\n<li>Optimisation de l'op\u00e9ration Commit pour de grandes modifications.<\/li>\n<\/ul>\n<p><strong>Draw Test Harness<\/strong><\/p>\n<ul>\n<li>Sortie multicolore du message<\/li>\n<li>Support des caract\u00e8res Unicode dans la console DRAW sous Windows<\/li>\n<li>Navigation en mode vol dans le visualiseur 3D \u00e0 l'aide des touches WASD et d'une souris 3D sous Windows<\/li>\n<li>Navigation exp\u00e9rimentale en mode t\u00e9l\u00e9portation dans le visualiseur 3D utilisant OpenVR.<\/li>\n<\/ul>\n<p><strong>\u00c9chantillons<\/strong><\/p>\n<ul>\n<li>Unification des gestes de la souris pour les manipulations dans le visualiseur 3D dans les \u00e9chantillons<\/li>\n<li>Exemple de nouveau visualiseur WebGL<\/li>\n<li>Mise \u00e0 jour de l'exemple JNI pour Android Studio (depuis le projet Eclipse)<\/li>\n<li>Nouvel \u00e9chantillon Qt OCCT Overview<\/li>\n<\/ul>\n<p><strong>Documentation<\/strong><\/p>\n<ul>\n<li>Restructuration de la documentation OCCT pour faciliter l'orientation et l'utilisation<\/li>\n<\/ul>\n<p><noindex><noindex><\/p>\n<p>Des informations d\u00e9taill\u00e9es sur cette version sont disponibles dans <a rel=\"nofollow\" href=\"https:\/\/old.opencascade.com\/sites\/default\/files\/documents\/release_notes_7.5.0.pdf\">Release Notes<\/a>. Open CASCADE Technology 7.5.0 peut \u00eatre t\u00e9l\u00e9charg\u00e9 <a rel=\"nofollow\" href=\"https:\/\/old.opencascade.com\/content\/latest-release\">via le lien<\/a>.<\/p>\n<p><\/noindex><\/noindex><\/p>\n<p>Source : <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"http:\/\/www.linux.org.ru\/news\/opensource\/15997422\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>OCCT &#8212; \u0435\u0434\u0438\u043d\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u0435 \u0430\u043a\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0435 \u043d\u0430 \u0441\u0435\u0433\u043e\u0434\u043d\u044f\u0448\u043d\u0438\u0439 \u0434\u0435\u043d\u044c \u044f\u0434\u0440\u043e \u0433\u0435\u043e\u043c\u0435\u0442\u0440\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u043c\u043e\u0434\u0435\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0441 \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u043c \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u043c \u043a\u043e\u0434\u043e\u043c, \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u043c\u043e\u0435 \u043f\u043e\u0434 \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439. Open CASCADE Technology \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0432\u0430\u0436\u043d\u043e\u0439 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0435\u0439 \u0442\u0430\u043a\u0438\u0445 \u043f\u0440\u043e\u0435\u043a\u0442\u043e\u0432, \u043a\u0430\u043a FreeCAD, KiCAD, Netgen, gmsh, CadQuery, pyOCCT \u0438 \u0434\u0440\u0443\u0433\u0438\u0445. \u0412\u0435\u0440\u0441\u0438\u044f OCCT 7.5.0 \u0432\u043a\u043b\u044e\u0447\u0430\u0435\u0442 \u0432 \u0441\u0435\u0431\u044f \u0431\u043e\u043b\u0435\u0435 400 \u0443\u043b\u0443\u0447\u0448\u0435\u043d\u0438\u0439 \u0438 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0439 \u043f\u043e \u0441\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u044e \u0441 \u043f\u0440\u0435\u0434\u044b\u0434\u0443\u0449\u0435\u0439 \u0432\u0435\u0440\u0441\u0438\u0435\u0439 7.4.0. \u0412\u0435\u0440\u0441\u0438\u044f Open CASCADE [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-98402","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - 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