{"id":30317,"date":"2023-11-10T09:00:00","date_gmt":"2023-11-10T07:00:00","guid":{"rendered":"https:\/\/blogs.autodesk.com\/villagebim?p=30317"},"modified":"2023-11-06T18:04:57","modified_gmt":"2023-11-06T16:04:57","slug":"nouveaute-autodesk-recap-pro-comment-decimer-un-nuage-de-points-sans-perdre-sa-structuration","status":"publish","type":"post","link":"https:\/\/blogs.autodesk.com\/villagebim\/2023\/11\/nouveaute-autodesk-recap-pro-comment-decimer-un-nuage-de-points-sans-perdre-sa-structuration.html","title":{"rendered":"[Nouveaut\u00e9] Autodesk ReCap Pro \u2013 Comment d\u00e9cimer un nuage de points sans perdre sa structuration"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"924\" height=\"1024\" src=\"https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-924x1024.png\" alt=\"\" class=\"wp-image-30318\" srcset=\"https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-924x1024.png 924w, https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-271x300.png 271w, https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-768x851.png 768w, https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image.png 979w\" sizes=\"auto, (max-width: 924px) 100vw, 924px\" \/><\/figure>\n\n\n\n<p>Vous \u00eates souvent \u00e0 me poser la question \u00ab\u00a0<em>mais comment d\u00e9cimer un nuage de points sans perdre sa structuration ?<\/em>\u00a0\u00bb.<\/p>\n\n\n\n<p>Avant de vous donner la solution, il faut r\u00e9pondre avant \u00e0 une autre question&nbsp;: \u00ab&nbsp;<em>mais \u00e0 quoi sert &nbsp;un nuage de points structur\u00e9&nbsp;?<\/em>&nbsp;\u00bb<\/p>\n\n\n\n<p>Un nuage structur\u00e9 est un nuage de points qui contient de nombreuses informations telles que\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Les assemblages entre les divers nuages points<\/li>\n\n\n\n<li>Les r\u00e9f\u00e9rences des points entre eux (important pour la reconnaissance de formes \u2013 image ci-dessous)<\/li>\n\n\n\n<li>Les scanoramas<\/li>\n<\/ul>\n\n\n\n<p>Reconnaissance de forme dans AutoCAD (ici une surface)<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"978\" height=\"651\" src=\"https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-1.jpg\" alt=\"\" class=\"wp-image-30320\" srcset=\"https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-1.jpg 978w, https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-1-300x200.jpg 300w, https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-1-768x511.jpg 768w\" sizes=\"auto, (max-width: 978px) 100vw, 978px\" \/><\/figure>\n\n\n\n<p>Dans le cadre de l\u2019exportation d\u2019un nuage de points Autodesk ReCap <strong>avec d\u00e9cimation<\/strong>, celui-ci devient non structur\u00e9 et perd \u00e9galement ses textures.<\/p>\n\n\n\n<p>Attention\u00a0: d\u00e9cimer un nuage de points permet d\u2019all\u00e9ger celui-ci, mais par nature, il contient moins de points et donc moins pr\u00e9cis.<\/p>\n\n\n\n<p>Voici la solution pour d\u00e9cimer le nuage de points sans perdre sa structuration (et ni ses textures)&nbsp;:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Exporter le projet de Autodesk ReCap Pro au format E57<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"978\" height=\"848\" src=\"https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-2.jpg\" alt=\"\" class=\"wp-image-30322\" srcset=\"https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-2.jpg 978w, https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-2-300x260.jpg 300w, https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-2-768x666.jpg 768w\" sizes=\"auto, (max-width: 978px) 100vw, 978px\" \/><\/figure>\n\n\n\n<p><span style=\"text-decoration: underline\">Nota\u00a0:<\/span> le format E57 est un format structur\u00e9<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cr\u00e9ez un nouveau projet ReCap<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"933\" height=\"983\" src=\"https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-3.jpg\" alt=\"\" class=\"wp-image-30324\" srcset=\"https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-3.jpg 933w, https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-3-285x300.jpg 285w, https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-3-768x809.jpg 768w\" sizes=\"auto, (max-width: 933px) 100vw, 933px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u00e9lectionnez le fichier E57 pr\u00e9c\u00e9demment cr\u00e9\u00e9<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"970\" height=\"293\" src=\"https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-5.jpg\" alt=\"\" class=\"wp-image-30328\" srcset=\"https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-5.jpg 970w, https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-5-300x91.jpg 300w, https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-5-768x232.jpg 768w\" sizes=\"auto, (max-width: 970px) 100vw, 970px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>R\u00e9glez le niveau de d\u00e9cimation dans les param\u00e8tres avanc\u00e9s<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"979\" height=\"338\" src=\"https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-6.jpg\" alt=\"\" class=\"wp-image-30330\" srcset=\"https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-6.jpg 979w, https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-6-300x104.jpg 300w, https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-6-768x265.jpg 768w\" sizes=\"auto, (max-width: 979px) 100vw, 979px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cliquez sur le bouton \u00ab&nbsp;<strong><em>Importer des fichiers<\/em><\/strong>&nbsp;\u00bb et laissez guider<\/li>\n<\/ul>\n\n\n\n<p><strong><u>R\u00e9sultat sans perte de structuration \u00a0:<\/u><\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"915\" height=\"1024\" src=\"https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-7-915x1024.jpg\" alt=\"\" class=\"wp-image-30332\" srcset=\"https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-7-915x1024.jpg 915w, https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-7-268x300.jpg 268w, https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-7-768x860.jpg 768w, https:\/\/blogs.autodesk.com\/villagebim\/wp-content\/uploads\/sites\/154\/2023\/11\/06\/image-1-7.jpg 979w\" sizes=\"auto, (max-width: 915px) 100vw, 915px\" \/><\/figure>\n\n\n\n<p>Nota&nbsp;: pour cet exemple, le param\u00e8tre utilis\u00e9 pour la grille de d\u00e9cimation est de 51 mm<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vous \u00eates souvent \u00e0 me poser la question \u00ab\u00a0mais comment d\u00e9cimer un nuage de points sans perdre sa structuration ?\u00a0\u00bb. Avant de vous donner la solution, il faut r\u00e9pondre avant \u00e0 une autre question&nbsp;: \u00ab&nbsp;mais \u00e0 quoi sert &nbsp;un nuage de points structur\u00e9&nbsp;?&nbsp;\u00bb Un nuage structur\u00e9 est un nuage de points qui contient de nombreuses [&hellip;]<\/p>\n","protected":false},"author":4760,"featured_media":30334,"menu_order":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[3385,3315,3325,6],"tags":[],"class_list":["post-30317","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-autodesk-recap","category-nuages-de-points","category-tips-tricks","category-trucs-et-astuces","dhig-theme--light"],"acf":[],"_links":{"self":[{"href":"https:\/\/blogs.autodesk.com\/villagebim\/wp-json\/wp\/v2\/posts\/30317","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.autodesk.com\/villagebim\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.autodesk.com\/villagebim\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.autodesk.com\/villagebim\/wp-json\/wp\/v2\/users\/4760"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.autodesk.com\/villagebim\/wp-json\/wp\/v2\/comments?post=30317"}],"version-history":[{"count":0,"href":"https:\/\/blogs.autodesk.com\/villagebim\/wp-json\/wp\/v2\/posts\/30317\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blogs.autodesk.com\/villagebim\/wp-json\/wp\/v2\/media\/30334"}],"wp:attachment":[{"href":"https:\/\/blogs.autodesk.com\/villagebim\/wp-json\/wp\/v2\/media?parent=30317"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.autodesk.com\/villagebim\/wp-json\/wp\/v2\/categories?post=30317"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.autodesk.com\/villagebim\/wp-json\/wp\/v2\/tags?post=30317"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}