﻿{"id":10626,"date":"2023-05-31T09:00:00","date_gmt":"2023-05-31T07:00:00","guid":{"rendered":"https:\/\/www.sigterritoires.fr\/?p=10626"},"modified":"2023-06-24T23:01:46","modified_gmt":"2023-06-24T21:01:46","slug":"faire-une-carte-topographique-avec-qgis-3-30","status":"publish","type":"post","link":"https:\/\/www.sigterritoires.fr\/index.php\/faire-une-carte-topographique-avec-qgis-3-30\/","title":{"rendered":"Faire une carte topographique avec QGis 3.30"},"content":{"rendered":"\n<p>Cet article est une mise \u00e0 jour de l&rsquo;article <a href=\"https:\/\/www.sigterritoires.fr\/index.php\/faire-une-carte-topographique-avec-qgis\/\" title=\"Faire une carte topographique avec QGis\">Faire une carte topographique avec QGis<\/a> qui date de la version 2.18 .<\/p>\n\n\n\n<p>A partir du projet SRTM on dispose aujourd&rsquo;hui d&rsquo;une couverture mondiale de donn\u00e9es d&rsquo;\u00e9l\u00e9vation de terrain. Il est devenu tr\u00e8s simple de r\u00e9aliser ses propres cartes topographiques avec QGis.<\/p>\n\n\n\n<p>Nous verrons ici:<\/p>\n\n\n\n<p>-comment t\u00e9l\u00e9charger les donn\u00e9es d&rsquo;\u00e9l\u00e9vation pour la zone qui nous int\u00e9resse<\/p>\n\n\n\n<p>-comment mettre en forme le style d&rsquo;affichage pour qu&rsquo;il corresponde aux standards des cartes topographiques<\/p>\n\n\n\n<p>-comment accentuer la visualisation gr\u00e2ce \u00e0 une couche de type \u00ab\u00a0ombrage\u00a0\u00bb<\/p>\n\n\n\n<p>-et finalement comment g\u00e9n\u00e9rer les contours (courbes de niveau)<\/p>\n\n\n\n<!--more-->\n\n\n\n<h2 class=\"wp-block-heading\">T\u00e9l\u00e9charger les donn\u00e9es d&rsquo;\u00e9l\u00e9vation<\/h2>\n\n\n\n<p>Pour t\u00e9l\u00e9charger les donn\u00e9es d&rsquo;\u00e9l\u00e9vation de votre zone d&rsquo;int\u00e9r\u00eat, allez sur la page <a href=\"http:\/\/viewfinderpanoramas.org\/dem3.html\">http:\/\/viewfinderpanoramas.org\/dem3.html<\/a><\/p>\n\n\n\n<p>Cette vid\u00e9o vous montre le d\u00e9roulement du t\u00e9l\u00e9chargement.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"jetpack-video-wrapper\"><span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe loading=\"lazy\" class=\"youtube-player\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/0j3e7bgDnx0?version=3&#038;rel=1&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;fs=1&#038;hl=fr-FR&#038;autohide=2&#038;wmode=transparent\" allowfullscreen=\"true\" style=\"border:0;\" sandbox=\"allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox\"><\/iframe><\/span><\/div>\n<\/div><\/figure>\n\n\n\n<p>Les donn\u00e9es disponibles correspondent <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u00e0 une d\u00e9finition de 3&Prime; d&rsquo;arc, environ 75m. Chaque pixel de votre MNT fera donc cette taille. Pour que le MNT et la carte correspondante soient corrects, il faut travailler avec une zone d&rsquo;environ une quinzaine de kilom\u00e8tres de large. <\/li>\n\n\n\n<li>\u00e0 une d\u00e9finition de 1&Prime; d&rsquo;arc, environ 25m. Chaque pixel de votre MNT fera donc cette taille. Pour que le MNT et la carte correspondante soient corrects, il faut travailler avec une zone d&rsquo;environ cinq kilom\u00e8tres de large. <\/li>\n\n\n\n<li>Pour des zones plus restreintes, la pixellisation devient visible et la qualit\u00e9 de la carte topographique se ressent.<\/li>\n<\/ul>\n\n\n\n<p>Les tuiles t\u00e9l\u00e9charg\u00e9es font une taille d&rsquo;un degr\u00e9 par un degr\u00e9 et sont au format<em><strong> hgt.<\/strong><\/em><\/p>\n\n\n\n<p>Ce format est directement lisible par QGis. Vous pouvez donc charger les tuiles en utilisant l&rsquo;ajout de raster \u00e0 la fen\u00eatre cartographique.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"424\" data-attachment-id=\"10628\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/faire-une-carte-topographique-avec-qgis-3-30\/e1\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e1-scaled.jpg?fit=2560%2C1696&amp;ssl=1\" data-orig-size=\"2560,1696\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"e1\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e1-scaled.jpg?fit=640%2C424&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e1.jpg?resize=640%2C424&#038;ssl=1\" alt=\"\" class=\"wp-image-10628\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e1-scaled.jpg?resize=1024%2C678&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e1-scaled.jpg?resize=300%2C199&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e1-scaled.jpg?resize=768%2C509&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e1-scaled.jpg?resize=1536%2C1017&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e1-scaled.jpg?resize=2048%2C1357&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e1-scaled.jpg?resize=150%2C99&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e1-scaled.jpg?resize=226%2C150&amp;ssl=1 226w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e1-scaled.jpg?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e1-scaled.jpg?w=1920&amp;ssl=1 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">Mettre en forme le style d&rsquo;affichage<\/h2>\n\n\n\n<p>Par d\u00e9faut, le raster est affich\u00e9 en nuances de gris. Il est donc n\u00e9cessaire d&rsquo;appliquer une rampe de couleur adapt\u00e9e qui accentue la topographie. <em><strong><br><\/strong><\/em>Les rampes de couleur contenues dans les styles par d\u00e9faut ne sont pas id\u00e9ales pour une carte topographique.Cliquez sur l&rsquo;outil Gestionnaire de style pour ouvrir la fen\u00eatre du gestionnaire<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e2.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"384\" data-attachment-id=\"10631\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/faire-une-carte-topographique-avec-qgis-3-30\/e2\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e2.png?fit=2711%2C1629&amp;ssl=1\" data-orig-size=\"2711,1629\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"e2\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e2.png?fit=640%2C384&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e2.png?resize=640%2C384&#038;ssl=1\" alt=\"\" class=\"wp-image-10631\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e2.png?resize=1024%2C615&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e2.png?resize=300%2C180&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e2.png?resize=768%2C461&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e2.png?resize=1536%2C923&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e2.png?resize=2048%2C1231&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e2.png?resize=150%2C90&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e2.png?resize=250%2C150&amp;ssl=1 250w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e2.png?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e2.png?w=1920&amp;ssl=1 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<p>En effet, toutes les rampes de couleurs ne sont pas install\u00e9es automatiquement. Celle qui nous int\u00e9resse particuli\u00e8rement, cpt-city, doit \u00eatre install\u00e9e manuellement.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e3.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"614\" data-attachment-id=\"10632\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/faire-une-carte-topographique-avec-qgis-3-30\/e3\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e3.png?fit=1254%2C1202&amp;ssl=1\" data-orig-size=\"1254,1202\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"e3\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e3.png?fit=640%2C614&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e3.png?resize=640%2C614&#038;ssl=1\" alt=\"\" class=\"wp-image-10632\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e3.png?resize=1024%2C982&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e3.png?resize=300%2C288&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e3.png?resize=768%2C736&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e3.png?resize=150%2C144&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e3.png?resize=156%2C150&amp;ssl=1 156w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e3.png?w=1254&amp;ssl=1 1254w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Cliquez su le bouton <strong><em>Ajouter Objet<\/em><\/strong><\/li>\n\n\n\n<li>Choisissez<strong><em> Catalogue cpt-cit<\/em><\/strong>y dans le menu d\u00e9roulant.<\/li>\n\n\n\n<li>Cliquez sur <strong><em>Topography<\/em><\/strong>.<\/li>\n\n\n\n<li>S\u00e9lectionnez la palette <strong><em>sd-a<\/em><\/strong><\/li>\n\n\n\n<li>Cochez la case <strong><em>Enregistrer en tant que palette s<\/em><\/strong>tandard<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e4.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"405\" data-attachment-id=\"10633\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/faire-une-carte-topographique-avec-qgis-3-30\/e4\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e4.png?fit=2233%2C1413&amp;ssl=1\" data-orig-size=\"2233,1413\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"e4\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e4.png?fit=640%2C405&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e4.png?resize=640%2C405&#038;ssl=1\" alt=\"\" class=\"wp-image-10633\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e4.png?resize=1024%2C648&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e4.png?resize=300%2C190&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e4.png?resize=768%2C486&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e4.png?resize=1536%2C972&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e4.png?resize=2048%2C1296&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e4.png?resize=150%2C95&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e4.png?resize=237%2C150&amp;ssl=1 237w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e4.png?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e4.png?w=1920&amp;ssl=1 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<p>Quand vous cliquez sur OK vous aurez le choix de rajouter la palette sur les styles du projet ou sur les palettes par d\u00e9faut. Si vous pensez utiliser la palette dans d&rsquo;autres projets, choisissez la deuxi\u00e8me option. Donnez un nom \u00e0 votre palette.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e5.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"324\" data-attachment-id=\"10634\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/faire-une-carte-topographique-avec-qgis-3-30\/e5\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e5.png?fit=1218%2C617&amp;ssl=1\" data-orig-size=\"1218,617\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"e5\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e5.png?fit=640%2C324&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e5.png?resize=640%2C324&#038;ssl=1\" alt=\"\" class=\"wp-image-10634\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e5.png?resize=1024%2C519&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e5.png?resize=300%2C152&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e5.png?resize=768%2C389&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e5.png?resize=150%2C76&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e5.png?resize=250%2C127&amp;ssl=1 250w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e5.png?w=1218&amp;ssl=1 1218w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<p>Vous la verrez alors dans la liste des palettes disponibles quand vous irez dans <strong><em>Propri\u00e9t\u00e9s de la couche -&gt; Type de rendu : Pseudo-couleur \u00e0 bande unique-&gt;Palette de couleurs<\/em><\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e6.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"521\" data-attachment-id=\"10635\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/faire-une-carte-topographique-avec-qgis-3-30\/e6\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e6.png?fit=2349%2C1913&amp;ssl=1\" data-orig-size=\"2349,1913\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"e6\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e6.png?fit=640%2C521&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e6.png?resize=640%2C521&#038;ssl=1\" alt=\"\" class=\"wp-image-10635\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e6.png?resize=1024%2C834&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e6.png?resize=300%2C244&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e6.png?resize=768%2C625&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e6.png?resize=1536%2C1251&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e6.png?resize=2048%2C1668&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e6.png?resize=150%2C122&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e6.png?resize=184%2C150&amp;ssl=1 184w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e6.png?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e6.png?w=1920&amp;ssl=1 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<p>Et vous obtenez le r\u00e9sultat suivant<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e7-scaled.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"364\" data-attachment-id=\"10636\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/faire-une-carte-topographique-avec-qgis-3-30\/e7\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e7-scaled.jpg?fit=2560%2C1458&amp;ssl=1\" data-orig-size=\"2560,1458\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"e7\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e7-scaled.jpg?fit=640%2C364&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e7.jpg?resize=640%2C364&#038;ssl=1\" alt=\"\" class=\"wp-image-10636\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e7-scaled.jpg?resize=1024%2C583&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e7-scaled.jpg?resize=300%2C171&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e7-scaled.jpg?resize=768%2C437&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e7-scaled.jpg?resize=1536%2C875&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e7-scaled.jpg?resize=2048%2C1166&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e7-scaled.jpg?resize=150%2C85&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e7-scaled.jpg?resize=250%2C142&amp;ssl=1 250w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e7-scaled.jpg?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e7-scaled.jpg?w=1920&amp;ssl=1 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Ajouter une couche de type \u00ab\u00a0ombrage\u00a0\u00bb (hillshade)<\/h2>\n\n\n\n<p>Pour cr\u00e9er cette couche il suffit d&rsquo;aller dans le menu <strong><em>Raster -&gt; Analyse de terrain -&gt; Ombrage<\/em><\/strong>. Vous pouvez aussi d\u00e9finir un ombrage pour l&rsquo;ensemble du projet \u00e0 partir de <strong><em>Projet-&gt; Propri\u00e9t\u00e9s&#8211;&gt; Terrain<\/em><\/strong> et en cochant la case <strong><em>Global Map shading<\/em><\/strong>. Mais l&rsquo;option <strong><em>Ombrage <\/em><\/strong>vous permet un peu plus de libert\u00e9 pour adapter l&rsquo;ombrage \u00e0 vos objectifs.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"382\" data-attachment-id=\"10637\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/faire-une-carte-topographique-avec-qgis-3-30\/e8\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e8.jpg?fit=1825%2C1089&amp;ssl=1\" data-orig-size=\"1825,1089\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"e8\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e8.jpg?fit=640%2C382&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e8.jpg?resize=640%2C382&#038;ssl=1\" alt=\"\" class=\"wp-image-10637\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e8.jpg?resize=1024%2C611&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e8.jpg?resize=300%2C179&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e8.jpg?resize=768%2C458&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e8.jpg?resize=1536%2C917&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e8.jpg?resize=150%2C90&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e8.jpg?resize=250%2C150&amp;ssl=1 250w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e8.jpg?w=1825&amp;ssl=1 1825w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e8.jpg?w=1280&amp;ssl=1 1280w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/figure>\n<\/div>\n\n\n<p>Le r\u00e9sultat appara\u00eet sous la forme d&rsquo;une nouvelle couche<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e9-scaled.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"349\" data-attachment-id=\"10638\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/faire-une-carte-topographique-avec-qgis-3-30\/e9\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e9-scaled.jpg?fit=2560%2C1399&amp;ssl=1\" data-orig-size=\"2560,1399\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"e9\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e9-scaled.jpg?fit=640%2C349&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e9.jpg?resize=640%2C349&#038;ssl=1\" alt=\"\" class=\"wp-image-10638\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e9-scaled.jpg?resize=1024%2C559&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e9-scaled.jpg?resize=300%2C164&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e9-scaled.jpg?resize=768%2C420&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e9-scaled.jpg?resize=1536%2C839&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e9-scaled.jpg?resize=2048%2C1119&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e9-scaled.jpg?resize=150%2C82&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e9-scaled.jpg?resize=250%2C137&amp;ssl=1 250w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e9-scaled.jpg?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e9-scaled.jpg?w=1920&amp;ssl=1 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<p>Il ne vous reste qu&rsquo;\u00e0 modifier le style de cette couche pour avoir une vision topographique.<\/p>\n\n\n\n<p>Ouvrez les propri\u00e9t\u00e9s de la couche d&rsquo;<strong><em>ombrage-&gt;Symbologie<\/em><\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"361\" data-attachment-id=\"10639\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/faire-une-carte-topographique-avec-qgis-3-30\/e10\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e10.png?fit=2795%2C1577&amp;ssl=1\" data-orig-size=\"2795,1577\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"e10\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e10.png?fit=640%2C361&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e10.png?resize=640%2C361&#038;ssl=1\" alt=\"\" class=\"wp-image-10639\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e10.png?resize=1024%2C578&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e10.png?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e10.png?resize=768%2C433&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e10.png?resize=1536%2C867&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e10.png?resize=2048%2C1156&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e10.png?resize=150%2C85&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e10.png?resize=250%2C141&amp;ssl=1 250w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e10.png?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e10.png?w=1920&amp;ssl=1 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/figure>\n<\/div>\n\n\n<ul class=\"wp-block-list\">\n<li>Modifiez la valeur Min en <em><strong>125<\/strong> <\/em>et la valeur Max en <em><strong>255<\/strong><\/em><\/li>\n\n\n\n<li>Modifiez le Mode de fusion en <em><strong>Multiplier<\/strong><\/em><\/li>\n\n\n\n<li>Modifiez la Luminosit\u00e9 en <em><strong>45<\/strong><\/em><\/li>\n\n\n\n<li>Modifiez le Contraste en <em><strong>20<\/strong><\/em><\/li>\n<\/ul>\n\n\n\n<p>Cliquez sur l&rsquo;onglet <strong><em>Transparence <\/em><\/strong>et <strong><em>Dans Opacit\u00e9 globale<\/em><\/strong> rentrez la valeur 40<\/p>\n\n\n\n<p>Le r\u00e9sultat final est le suivant:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"388\" data-attachment-id=\"10640\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/faire-une-carte-topographique-avec-qgis-3-30\/e11\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e11-scaled.jpg?fit=2560%2C1552&amp;ssl=1\" data-orig-size=\"2560,1552\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"e11\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e11-scaled.jpg?fit=640%2C388&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e11.jpg?resize=640%2C388&#038;ssl=1\" alt=\"\" class=\"wp-image-10640\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e11-scaled.jpg?resize=1024%2C621&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e11-scaled.jpg?resize=300%2C182&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e11-scaled.jpg?resize=768%2C466&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e11-scaled.jpg?resize=1536%2C931&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e11-scaled.jpg?resize=2048%2C1242&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e11-scaled.jpg?resize=150%2C91&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e11-scaled.jpg?resize=247%2C150&amp;ssl=1 247w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e11-scaled.jpg?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e11-scaled.jpg?w=1920&amp;ssl=1 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">G\u00e9n\u00e9rer les contours (courbes de niveau)<\/h2>\n\n\n\n<p>Si vous voulez ajouter des contours, des courbes de niveau, il suffit d&rsquo;aller dans le menu <strong><em>Raster-&gt; Extraction -&gt; Contour&#8230;<\/em><\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"253\" data-attachment-id=\"10641\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/faire-une-carte-topographique-avec-qgis-3-30\/e12\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e12.png?fit=1813%2C717&amp;ssl=1\" data-orig-size=\"1813,717\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"e12\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e12.png?fit=640%2C253&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e12.png?resize=640%2C253&#038;ssl=1\" alt=\"\" class=\"wp-image-10641\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e12.png?resize=1024%2C405&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e12.png?resize=300%2C119&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e12.png?resize=768%2C304&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e12.png?resize=1536%2C607&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e12.png?resize=150%2C59&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e12.png?resize=250%2C99&amp;ssl=1 250w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e12.png?w=1813&amp;ssl=1 1813w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e12.png?w=1280&amp;ssl=1 1280w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/figure>\n<\/div>\n\n\n<ul class=\"wp-block-list\">\n<li>S\u00e9lectionnez le MNT comme couche en entr\u00e9e<\/li>\n\n\n\n<li>Rentrez l&rsquo;intervalle, en m\u00e8tres, entre les diff\u00e9rents contours<\/li>\n\n\n\n<li>Entrez un Nom d&rsquo;attribut si vous souhaitez avoir l&rsquo;\u00e9l\u00e9vation comme champ attributaire des contours (si non, vous ne pourrez pas \u00e9tiqueter les contours)<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"339\" data-attachment-id=\"10642\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/faire-une-carte-topographique-avec-qgis-3-30\/e13\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e13.png?fit=2233%2C1181&amp;ssl=1\" data-orig-size=\"2233,1181\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"e13\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e13.png?fit=640%2C339&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e13.png?resize=640%2C339&#038;ssl=1\" alt=\"\" class=\"wp-image-10642\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e13.png?resize=1024%2C542&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e13.png?resize=300%2C159&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e13.png?resize=768%2C406&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e13.png?resize=1536%2C812&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e13.png?resize=2048%2C1083&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e13.png?resize=150%2C79&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e13.png?resize=250%2C132&amp;ssl=1 250w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e13.png?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e13.png?w=1920&amp;ssl=1 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/figure>\n<\/div>\n\n\n<p>Une fois ex\u00e9cut\u00e9e la commande, vous aurez les contours charg\u00e9s:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"344\" data-attachment-id=\"10643\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/faire-une-carte-topographique-avec-qgis-3-30\/e14\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e14-scaled.jpg?fit=2560%2C1378&amp;ssl=1\" data-orig-size=\"2560,1378\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"e14\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e14-scaled.jpg?fit=640%2C344&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e14.jpg?resize=640%2C344&#038;ssl=1\" alt=\"\" class=\"wp-image-10643\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e14-scaled.jpg?resize=1024%2C551&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e14-scaled.jpg?resize=300%2C162&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e14-scaled.jpg?resize=768%2C414&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e14-scaled.jpg?resize=1536%2C827&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e14-scaled.jpg?resize=2048%2C1103&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e14-scaled.jpg?resize=150%2C81&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e14-scaled.jpg?resize=250%2C135&amp;ssl=1 250w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e14-scaled.jpg?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e14-scaled.jpg?w=1920&amp;ssl=1 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/figure>\n<\/div>\n\n\n<p>Une derni\u00e8re remarque:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e15.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"265\" data-attachment-id=\"10644\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/faire-une-carte-topographique-avec-qgis-3-30\/e15\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e15.png?fit=791%2C327&amp;ssl=1\" data-orig-size=\"791,327\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"e15\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e15.png?fit=640%2C265&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e15.png?resize=640%2C265&#038;ssl=1\" alt=\"\" class=\"wp-image-10644\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e15.png?w=791&amp;ssl=1 791w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e15.png?resize=300%2C124&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e15.png?resize=768%2C317&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e15.png?resize=150%2C62&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e15.png?resize=250%2C103&amp;ssl=1 250w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<p>Le symbole \u00e0 droite des couches <strong>Ombrage <\/strong>et <strong>Contours <\/strong>vous indique que se sont des couches en m\u00e9moire. Pour \u00eatre s\u00fbr de ne pas \u00e0 avoir \u00e0 refaire tout ce travail, enregistrez-les comme fichier permanent (<strong><em>Couche-&gt;Exporter-&gt;Enregistrer sous&#8230;<\/em><\/strong>).<\/p>\n\n\n\n<p>La suite logique de cette carte sont les profils topographiques. Vous avez un tutoriel \u00e0 partir de l&rsquo;article <a href=\"https:\/\/www.sigterritoires.fr\/index.php\/comment-faire-un-profil-topographique-avec-qgis-3-26-1ere-partie\/\" title=\"Comment faire un profil topographique avec QGis 3.26\">Comment faire un profil topographique avec QGis 3.26<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Cet article est une mise \u00e0 jour de l&rsquo;article Faire une carte topographique avec QGis qui date de la version 2.18 . A partir du projet SRTM on dispose aujourd&rsquo;hui d&rsquo;une couverture mondiale de donn\u00e9es d&rsquo;\u00e9l\u00e9vation&hellip;<\/p>\n","protected":false},"author":1,"featured_media":10640,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"give_campaign_id":0,"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"sfsi_plus_gutenberg_text_before_share":"","sfsi_plus_gutenberg_show_text_before_share":"","sfsi_plus_gutenberg_icon_type":"","sfsi_plus_gutenberg_icon_alignemt":"","sfsi_plus_gutenburg_max_per_row":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[149,62],"tags":[185,400,25,399,58,398],"class_list":["post-10626","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mnt","category-qgis-2","tag-carte","tag-courbes-de-niveau","tag-mnt","tag-ombrage","tag-qgis","tag-topographie"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/05\/e11-scaled.jpg?fit=2560%2C1552&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p6XU0A-2Lo","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/posts\/10626","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/comments?post=10626"}],"version-history":[{"count":0,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/posts\/10626\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/media\/10640"}],"wp:attachment":[{"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/media?parent=10626"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/categories?post=10626"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/tags?post=10626"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}