{"id":2129,"date":"2021-08-12T15:59:02","date_gmt":"2021-08-12T07:59:02","guid":{"rendered":"http:\/\/www.yatenglg.cn\/?p=2129"},"modified":"2022-10-18T16:34:39","modified_gmt":"2022-10-18T08:34:39","slug":"open3d-%e4%bd%93%e7%b4%a0","status":"publish","type":"post","link":"http:\/\/www.yatenglg.cn\/blog\/?p=2129","title":{"rendered":"open3d-\u4f53\u7d20"},"content":{"rendered":"\n<h1>open3d\u63d0\u4f9b\u4e86\u4e00\u4e2a\u4e13\u95e8\u7528\u4e8e\u4f53\u7d20\u7684\u6570\u636e\u7ed3\u6784 <strong>VoxelGrid<\/strong>\u3002<\/h1>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism undefined-numbers lang-python\" data-lang=\"Python\"><code>class VoxelGrid(Geometry3D):\n    \n    origin     # \u8d77\u59cb\u4f4d\u7f6e\uff0c\u6700\u5c0f\u7684\u4f53\u7d20\u4f4d\u7f6e\n    voxel_size # \u4f53\u7d20\u5c3a\u5bf8\n    def __init__(self, *args, **kwargs):\n        &quot;&quot;&quot;\n            __init__(*args, **kwargs)\n            Overloaded function.\n            1. __init__(self: open3d.cpu.pybind.geometry.VoxelGrid) -&gt; None\n            Default constructor\n            2. __init__(self: open3d.cpu.pybind.geometry.VoxelGrid, arg0: open3d.cpu.pybind.geometry.VoxelGrid) -&gt; None\n            Copy constructor\n        &quot;&quot;&quot;\n    def carve_depth_map(self, depth_map, camera_params, keep_voxels_outside_image=False):\n    def carve_silhouette(self, silhouette_mask, camera_params, keep_voxels_outside_image=False):\n    # \u70b9\u662f\u5426\u5305\u542b\u5728\u4f53\u7d20\u4e2d\u3002 \u8f93\u5165\uff08n, 3\uff09\u6570\u7ec4\n    def check_if_included(self, queries):\n    def create_dense(self, origin, color, voxel_size, width, height, depth):\n    def create_from_octree(self, octree):\n    # \u4ece\u70b9\u4e91\u521b\u5efa\u4f53\u7d20\u3002 \u4f53\u7d20\u989c\u8272\u4e3a\u4f53\u7d20\u5185\u6240\u6709\u70b9\u7684\u5747\u503c\u3002\n    def create_from_point_cloud(self, input, voxel_size):\n    def create_from_point_cloud_within_bounds(self, input, voxel_size, min_bound, max_bound):\n    # \u4ece\u4e09\u89d2\u5f62\u7f51\u683c\u521b\u5efa\u4f53\u7d20\u3002 \u6240\u6709\u4e0e\u4e09\u89d2\u7f51\u683c\u76f8\u4ea4\u7684\u4f53\u7d20\u5747\u8bbe\u7f6e\u4e3a1\uff0c\u5176\u4f59\u8bbe\u7f6e\u4e3a0\u3002\n    def create_from_triangle_mesh(self, input, voxel_size):\n    def create_from_triangle_mesh_within_bounds(self, input, voxel_size, min_bound, max_bound):\n    def get_voxel(self, point):\n    def get_voxels(self):\n    def has_colors(self):\n    def has_voxels(self):\n    def to_octree(self, max_depth):<\/code><\/pre><\/div>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism undefined-numbers lang-python\" data-lang=\"Python\"><code>import numpy as np\nimport open3d as o3d\nfrom open3d.web_visualizer import draw\nfrom open3d.visualization import draw_geometries<\/code><\/pre><\/div>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism undefined-numbers lang-python\" data-lang=\"Python\"><code>pcd = o3d.io.read_point_cloud(&#39;datas\/knot.ply&#39;)\ndraw(pcd)<\/code><\/pre><\/div>\n\n\n\n<figure class=\"wp-block-image size-large\"><img width=\"477\" height=\"344\" src=\"http:\/\/www.yatenglg.cn\/wp-content\/uploads\/2021\/08\/gnome-shell-screenshot-OBJY70.png\" alt=\"\" class=\"wp-image-2138\" srcset=\"http:\/\/www.yatenglg.cn\/blog\/wp-content\/uploads\/2021\/08\/gnome-shell-screenshot-OBJY70.png 477w, http:\/\/www.yatenglg.cn\/blog\/wp-content\/uploads\/2021\/08\/gnome-shell-screenshot-OBJY70-300x216.png 300w\" sizes=\"(max-width: 477px) 100vw, 477px\" \/><\/figure>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism undefined-numbers lang-python\" data-lang=\"Python\"><code>voxel_grid = o3d.geometry.VoxelGrid()\nvoxel_grid=voxel_grid.create_from_point_cloud(pcd, voxel_size=2)\ndraw(voxel_grid)<\/code><\/pre><\/div>\n\n\n\n<figure class=\"wp-block-image size-large\"><img width=\"466\" height=\"336\" src=\"http:\/\/www.yatenglg.cn\/wp-content\/uploads\/2021\/08\/gnome-shell-screenshot-ODSX70.png\" alt=\"\" class=\"wp-image-2140\" srcset=\"http:\/\/www.yatenglg.cn\/blog\/wp-content\/uploads\/2021\/08\/gnome-shell-screenshot-ODSX70.png 466w, http:\/\/www.yatenglg.cn\/blog\/wp-content\/uploads\/2021\/08\/gnome-shell-screenshot-ODSX70-300x216.png 300w\" sizes=\"(max-width: 466px) 100vw, 466px\" \/><\/figure>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism undefined-numbers lang-python\" data-lang=\"Python\"><code>mesh = o3d.io.read_triangle_mesh(&#39;datas\/knot.ply&#39;)\ndraw(mesh)<\/code><\/pre><\/div>\n\n\n\n<figure class=\"wp-block-image size-large\"><img width=\"449\" height=\"358\" src=\"http:\/\/www.yatenglg.cn\/wp-content\/uploads\/2021\/08\/gnome-shell-screenshot-E9EZ70.png\" alt=\"\" class=\"wp-image-2141\" srcset=\"http:\/\/www.yatenglg.cn\/blog\/wp-content\/uploads\/2021\/08\/gnome-shell-screenshot-E9EZ70.png 449w, http:\/\/www.yatenglg.cn\/blog\/wp-content\/uploads\/2021\/08\/gnome-shell-screenshot-E9EZ70-300x239.png 300w\" sizes=\"(max-width: 449px) 100vw, 449px\" \/><\/figure>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism undefined-numbers lang-python\" data-lang=\"Python\"><code>voxel_grid = o3d.geometry.VoxelGrid()\nvoxel_grid = voxel_grid.create_from_triangle_mesh(mesh, voxel_size=3)\ndraw(voxel_grid)<\/code><\/pre><\/div>\n\n\n\n<figure class=\"wp-block-image size-large\"><img width=\"432\" height=\"359\" src=\"http:\/\/www.yatenglg.cn\/wp-content\/uploads\/2021\/08\/gnome-shell-screenshot-MU1Z70.png\" alt=\"\" class=\"wp-image-2142\" srcset=\"http:\/\/www.yatenglg.cn\/blog\/wp-content\/uploads\/2021\/08\/gnome-shell-screenshot-MU1Z70.png 432w, http:\/\/www.yatenglg.cn\/blog\/wp-content\/uploads\/2021\/08\/gnome-shell-screenshot-MU1Z70-300x249.png 300w\" sizes=\"(max-width: 432px) 100vw, 432px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>open3d\u63d0\u4f9b\u4e86\u4e00\u4e2a\u4e13\u95e8\u7528\u4e8e\u4f53\u7d20\u7684\u6570\u636e\u7ed3\u6784 VoxelGrid\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[22],"tags":[],"_links":{"self":[{"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2129"}],"collection":[{"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2129"}],"version-history":[{"count":18,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2129\/revisions"}],"predecessor-version":[{"id":2151,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2129\/revisions\/2151"}],"wp:attachment":[{"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2129"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2129"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2129"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}