{"id":1152981,"date":"2025-01-13T17:33:10","date_gmt":"2025-01-13T09:33:10","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1152981.html"},"modified":"2025-01-13T17:33:16","modified_gmt":"2025-01-13T09:33:16","slug":"python%e5%a6%82%e4%bd%95%e5%81%9a%e6%99%af%e8%a7%82","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1152981.html","title":{"rendered":"python\u5982\u4f55\u505a\u666f\u89c2"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25182837\/af7ee05f-8f67-4fdf-91dd-a9946699c7bd.webp\" alt=\"python\u5982\u4f55\u505a\u666f\u89c2\" \/><\/p>\n<p><p> <strong>Python\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u6765\u5b9e\u73b0\u666f\u89c2\u8bbe\u8ba1\uff0c\u5305\u62ec\u4f7f\u7528\u56fe\u50cf\u5904\u7406\u5e93\u30013D\u5efa\u6a21\u5e93\u548c\u5730\u7406\u4fe1\u606f\u7cfb\u7edf\uff08GIS\uff09\u5e93\u7b49\u3002\u5e38\u7528\u7684\u5e93\u6709Matplotlib\u3001Pillow\u3001Blender\u3001Rhino3D\u3001GDAL\u3001Shapely\u7b49\u3002<\/strong>\u5176\u4e2d\uff0cMatplotlib\u548cPillow\u53ef\u4ee5\u7528\u6765\u5904\u7406\u548c\u7ed8\u52362D\u56fe\u50cf\uff0c\u800cBlender\u548cRhino3D\u5219\u9002\u7528\u4e8e3D\u5efa\u6a21\u548c\u6e32\u67d3\uff0cGDAL\u548cShapely\u7528\u4e8e\u5904\u7406\u5730\u7406\u7a7a\u95f4\u6570\u636e\u3002\u4ee5\u4e0b\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528Matplotlib\u6765\u8fdb\u884c\u7b80\u5355\u7684\u666f\u89c2\u8bbe\u8ba1\u3002<\/p>\n<\/p>\n<p><h3>\u4e00\u3001MATPLOTLIB\u7528\u4e8e\u666f\u89c2\u8bbe\u8ba1\u7684\u57fa\u672c\u65b9\u6cd5<\/h3>\n<\/p>\n<p><p>Matplotlib\u662f\u4e00\u4e2a\u5f3a\u5927\u76842D\u7ed8\u56fe\u5e93\uff0c\u53ef\u4ee5\u7528\u4e8e\u521b\u5efa\u5404\u79cd\u7c7b\u578b\u7684\u56fe\u5f62\u548c\u7ed8\u56fe\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u4f7f\u7528Matplotlib\u8fdb\u884c\u7b80\u5355\u666f\u89c2\u8bbe\u8ba1\u7684\u6b65\u9aa4\uff1a<\/p>\n<\/p>\n<p><h4>1\u3001\u5b89\u88c5\u4e0e\u57fa\u672c\u8bbe\u7f6e<\/h4>\n<\/p>\n<p><p>\u9996\u5148\uff0c\u786e\u4fdd\u4f60\u5df2\u7ecf\u5b89\u88c5\u4e86Matplotlib\u5e93\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u884c\u5b89\u88c5\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-bash\">pip install matplotlib<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u53ef\u4ee5\u5f00\u59cb\u8fdb\u884c\u4e00\u4e9b\u57fa\u672c\u8bbe\u7f6e\uff0c\u5982\u5bfc\u5165\u5e93\u3001\u8bbe\u7f6e\u7ed8\u56fe\u98ce\u683c\u7b49\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import matplotlib.pyplot as plt<\/p>\n<p>import numpy as np<\/p>\n<p>plt.style.use(&#39;seaborn-darkgrid&#39;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h4>2\u3001\u7ed8\u5236\u57fa\u672c\u5f62\u72b6\u548c\u5143\u7d20<\/h4>\n<\/p>\n<p><p>\u5728\u666f\u89c2\u8bbe\u8ba1\u4e2d\uff0c\u6811\u6728\u3001\u8349\u5730\u3001\u6c34\u4f53\u7b49\u662f\u5e38\u89c1\u7684\u5143\u7d20\u3002\u53ef\u4ee5\u4f7f\u7528Matplotlib\u7684\u5404\u79cd\u7ed8\u56fe\u51fd\u6570\u6765\u7ed8\u5236\u8fd9\u4e9b\u57fa\u672c\u5f62\u72b6\u3002<\/p>\n<\/p>\n<p><p><strong>\u7ed8\u5236\u6811\u6728\uff1a<\/strong><\/p>\n<\/p>\n<p><p>\u53ef\u4ee5\u4f7f\u7528\u5706\u5f62\u548c\u77e9\u5f62\u6765\u7b80\u5355\u8868\u793a\u6811\u6728\u7684\u6811\u51a0\u548c\u6811\u5e72\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def draw_tree(ax, x, y, trunk_width, trunk_height, crown_radius):<\/p>\n<p>    # \u7ed8\u5236\u6811\u5e72<\/p>\n<p>    trunk = plt.Rectangle((x - trunk_width \/ 2, y), trunk_width, trunk_height, color=&#39;saddlebrown&#39;)<\/p>\n<p>    ax.add_patch(trunk)<\/p>\n<p>    # \u7ed8\u5236\u6811\u51a0<\/p>\n<p>    crown = plt.Circle((x, y + trunk_height + crown_radius), crown_radius, color=&#39;green&#39;)<\/p>\n<p>    ax.add_patch(crown)<\/p>\n<p>fig, ax = plt.subplots()<\/p>\n<h2><strong>\u8bbe\u7f6e\u7ed8\u56fe\u8303\u56f4<\/strong><\/h2>\n<p>ax.set_xlim(0, 100)<\/p>\n<p>ax.set_ylim(0, 100)<\/p>\n<h2><strong>\u7ed8\u5236\u6811\u6728<\/strong><\/h2>\n<p>draw_tree(ax, 50, 20, 5, 10, 15)<\/p>\n<p>plt.show()<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><strong>\u7ed8\u5236\u8349\u5730\uff1a<\/strong><\/p>\n<\/p>\n<p><p>\u53ef\u4ee5\u4f7f\u7528\u591a\u8fb9\u5f62\u6765\u8868\u793a\u8349\u5730\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def draw_grass(ax, vertices):<\/p>\n<p>    grass = plt.Polygon(vertices, color=&#39;limegreen&#39;)<\/p>\n<p>    ax.add_patch(grass)<\/p>\n<p>fig, ax = plt.subplots()<\/p>\n<h2><strong>\u8bbe\u7f6e\u7ed8\u56fe\u8303\u56f4<\/strong><\/h2>\n<p>ax.set_xlim(0, 100)<\/p>\n<p>ax.set_ylim(0, 100)<\/p>\n<h2><strong>\u7ed8\u5236\u8349\u5730<\/strong><\/h2>\n<p>grass_vertices = [(0, 0), (100, 0), (100, 50), (0, 50)]<\/p>\n<p>draw_grass(ax, grass_vertices)<\/p>\n<p>plt.show()<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u4e8c\u3001PILLOW\u7528\u4e8e\u666f\u89c2\u8bbe\u8ba1\u7684\u9ad8\u7ea7\u5e94\u7528<\/h3>\n<\/p>\n<p><p>Pillow\u662fPython\u56fe\u50cf\u5e93\uff08PIL\uff09\u7684\u4e00\u4e2a\u53cb\u597d\u5206\u652f\uff0c\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u56fe\u50cf\u5904\u7406\u529f\u80fd\uff0c\u53ef\u4ee5\u7528\u4e8e\u5904\u7406\u666f\u89c2\u8bbe\u8ba1\u4e2d\u7684\u56fe\u50cf\u5143\u7d20\u3002<\/p>\n<\/p>\n<p><h4>1\u3001\u5b89\u88c5\u4e0e\u57fa\u672c\u64cd\u4f5c<\/h4>\n<\/p>\n<p><p>\u9996\u5148\uff0c\u786e\u4fdd\u4f60\u5df2\u7ecf\u5b89\u88c5\u4e86Pillow\u5e93\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u884c\u5b89\u88c5\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-bash\">pip install pillow<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u53ef\u4ee5\u5f00\u59cb\u8fdb\u884c\u4e00\u4e9b\u57fa\u672c\u64cd\u4f5c\uff0c\u5982\u6253\u5f00\u56fe\u50cf\u3001\u8c03\u6574\u56fe\u50cf\u5927\u5c0f\u3001\u6dfb\u52a0\u6587\u672c\u7b49\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">from PIL import Image, ImageDraw, ImageFont<\/p>\n<h2><strong>\u6253\u5f00\u56fe\u50cf<\/strong><\/h2>\n<p>image = Image.open(&#39;landscape.jpg&#39;)<\/p>\n<h2><strong>\u8c03\u6574\u56fe\u50cf\u5927\u5c0f<\/strong><\/h2>\n<p>image = image.resize((800, 600))<\/p>\n<h2><strong>\u6dfb\u52a0\u6587\u672c<\/strong><\/h2>\n<p>draw = ImageDraw.Draw(image)<\/p>\n<p>font = ImageFont.truetype(&quot;arial.ttf&quot;, 40)<\/p>\n<p>draw.text((50, 50), &quot;Beautiful Landscape&quot;, (255, 255, 255), font=font)<\/p>\n<h2><strong>\u663e\u793a\u56fe\u50cf<\/strong><\/h2>\n<p>image.show()<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h4>2\u3001\u7ed8\u5236\u590d\u6742\u666f\u89c2\u5143\u7d20<\/h4>\n<\/p>\n<p><p>Pillow\u53ef\u4ee5\u7528\u4e8e\u7ed8\u5236\u66f4\u590d\u6742\u7684\u666f\u89c2\u5143\u7d20\uff0c\u5982\u8def\u5f84\u3001\u5efa\u7b51\u7b49\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u521b\u5efa\u7a7a\u767d\u56fe\u50cf<\/p>\n<p>image = Image.new(&#39;RGB&#39;, (800, 600), (255, 255, 255))<\/p>\n<p>draw = ImageDraw.Draw(image)<\/p>\n<h2><strong>\u7ed8\u5236\u8def\u5f84<\/strong><\/h2>\n<p>path = [(100, 500), (200, 400), (300, 450), (400, 350)]<\/p>\n<p>draw.line(path, fill=(128, 128, 128), width=5)<\/p>\n<h2><strong>\u7ed8\u5236\u5efa\u7b51<\/strong><\/h2>\n<p>building = [(500, 300), (600, 300), (600, 400), (500, 400)]<\/p>\n<p>draw.polygon(building, fill=(192, 192, 192))<\/p>\n<h2><strong>\u663e\u793a\u56fe\u50cf<\/strong><\/h2>\n<p>image.show()<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u4e09\u3001BLENDER\u7528\u4e8e\u666f\u89c2\u8bbe\u8ba1\u76843D\u5efa\u6a21<\/h3>\n<\/p>\n<p><p>Blender\u662f\u4e00\u4e2a\u5f00\u6e90\u76843D\u5efa\u6a21\u548c\u6e32\u67d3\u8f6f\u4ef6\uff0c\u53ef\u4ee5\u901a\u8fc7\u5176Python API\u8fdb\u884c\u7f16\u7a0b\u548c\u81ea\u52a8\u5316\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><h4>1\u3001\u5b89\u88c5\u4e0e\u8bbe\u7f6e<\/h4>\n<\/p>\n<p><p>\u9996\u5148\uff0c\u786e\u4fdd\u4f60\u5df2\u7ecf\u5b89\u88c5\u4e86Blender\u8f6f\u4ef6\uff0c\u5e76\u719f\u6089\u5176\u57fa\u672c\u64cd\u4f5c\u754c\u9762\u3002\u7136\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7Blender\u7684\u5185\u7f6ePython\u63a7\u5236\u53f0\u6216\u811a\u672c\u7f16\u8f91\u5668\u8fdb\u884c\u7f16\u7a0b\u3002<\/p>\n<\/p>\n<p><h4>2\u3001\u521b\u5efa\u57fa\u672c3D\u6a21\u578b<\/h4>\n<\/p>\n<p><p>\u53ef\u4ee5\u4f7f\u7528Blender\u7684Python API\u521b\u5efa\u57fa\u672c\u76843D\u6a21\u578b\uff0c\u5982\u5730\u5f62\u3001\u6811\u6728\u7b49\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import bpy<\/p>\n<h2><strong>\u5220\u9664\u6240\u6709\u5bf9\u8c61<\/strong><\/h2>\n<p>bpy.ops.object.select_all(action=&#39;SELECT&#39;)<\/p>\n<p>bpy.ops.object.delete(use_global=False)<\/p>\n<h2><strong>\u521b\u5efa\u5e73\u9762\u5730\u5f62<\/strong><\/h2>\n<p>bpy.ops.mesh.primitive_plane_add(size=10, enter_editmode=False, align=&#39;WORLD&#39;, location=(0, 0, 0))<\/p>\n<h2><strong>\u521b\u5efa\u6811\u6728<\/strong><\/h2>\n<p>bpy.ops.mesh.primitive_cylinder_add(radius=0.1, depth=2, enter_editmode=False, align=&#39;WORLD&#39;, location=(0, 0, 1))<\/p>\n<p>bpy.ops.mesh.primitive_uv_sphere_add(radius=0.5, enter_editmode=False, align=&#39;WORLD&#39;, location=(0, 0, 2.5))<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h4>3\u3001\u6e32\u67d3\u548c\u8f93\u51fa<\/h4>\n<\/p>\n<p><p>\u5b8c\u6210\u6a21\u578b\u521b\u5efa\u540e\uff0c\u53ef\u4ee5\u8bbe\u7f6e\u76f8\u673a\u548c\u5149\u6e90\uff0c\u5e76\u6e32\u67d3\u8f93\u51fa\u56fe\u50cf\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u8bbe\u7f6e\u76f8\u673a<\/p>\n<p>bpy.ops.object.camera_add(location=(10, -10, 10))<\/p>\n<p>bpy.context.scene.camera = bpy.context.object<\/p>\n<h2><strong>\u8bbe\u7f6e\u5149\u6e90<\/strong><\/h2>\n<p>bpy.ops.object.light_add(type=&#39;SUN&#39;, location=(10, -10, 10))<\/p>\n<h2><strong>\u6e32\u67d3\u8f93\u51fa<\/strong><\/h2>\n<p>bpy.context.scene.render.filepath = &#39;\/tmp\/render.png&#39;<\/p>\n<p>bpy.ops.render.render(write_still=True)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u56db\u3001RHINO3D\u7528\u4e8e\u666f\u89c2\u8bbe\u8ba1\u7684\u9ad8\u7ea73D\u5efa\u6a21<\/h3>\n<\/p>\n<p><p>Rhino3D\u662f\u4e00\u6b3e\u4e13\u4e1a\u76843D\u5efa\u6a21\u8f6f\u4ef6\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5efa\u7b51\u3001\u5de5\u4e1a\u8bbe\u8ba1\u7b49\u9886\u57df\u3002\u53ef\u4ee5\u901a\u8fc7\u5176\u5185\u7f6e\u7684Python\u811a\u672c\u63a5\u53e3\uff08RhinoScript\uff09\u8fdb\u884c\u7f16\u7a0b\u3002<\/p>\n<\/p>\n<p><h4>1\u3001\u5b89\u88c5\u4e0e\u8bbe\u7f6e<\/h4>\n<\/p>\n<p><p>\u9996\u5148\uff0c\u786e\u4fdd\u4f60\u5df2\u7ecf\u5b89\u88c5\u4e86Rhino3D\u8f6f\u4ef6\uff0c\u5e76\u719f\u6089\u5176\u57fa\u672c\u64cd\u4f5c\u754c\u9762\u3002\u7136\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7Rhino\u7684Python\u811a\u672c\u7f16\u8f91\u5668\u8fdb\u884c\u7f16\u7a0b\u3002<\/p>\n<\/p>\n<p><h4>2\u3001\u521b\u5efa\u590d\u67423D\u6a21\u578b<\/h4>\n<\/p>\n<p><p>\u4f7f\u7528RhinoScript\u53ef\u4ee5\u521b\u5efa\u590d\u6742\u76843D\u6a21\u578b\uff0c\u5982\u5efa\u7b51\u3001\u5730\u5f62\u7b49\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import rhinoscriptsyntax as rs<\/p>\n<h2><strong>\u521b\u5efa\u5730\u5f62<\/strong><\/h2>\n<p>vertices = [(0,0,0), (10,0,0), (10,10,0), (0,10,0), (5,5,5)]<\/p>\n<p>terr<a href=\"https:\/\/docs.pingcode.com\/blog\/59162.html\" target=\"_blank\">AI<\/a>n = rs.AddMesh(vertices, [(0,1,4), (1,2,4), (2,3,4), (3,0,4)])<\/p>\n<h2><strong>\u521b\u5efa\u5efa\u7b51<\/strong><\/h2>\n<p>base = rs.AddRectangle(rs.WorldXYPlane(), 5, 5)<\/p>\n<p>building = rs.ExtrudeCurveStraight(base, (0,0,0), (0,0,10))<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h4>3\u3001\u6e32\u67d3\u548c\u8f93\u51fa<\/h4>\n<\/p>\n<p><p>\u5b8c\u6210\u6a21\u578b\u521b\u5efa\u540e\uff0c\u53ef\u4ee5\u8bbe\u7f6e\u89c6\u56fe\u548c\u6e32\u67d3\u53c2\u6570\uff0c\u5e76\u8f93\u51fa\u56fe\u50cf\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u8bbe\u7f6e\u89c6\u56fe<\/p>\n<p>rs.ViewDisplayMode(rs.CurrentView(), &#39;Rendered&#39;)<\/p>\n<h2><strong>\u6e32\u67d3\u8f93\u51fa<\/strong><\/h2>\n<p>rs.Command(&quot;_-Render&quot;)<\/p>\n<p>rs.Command(&quot;_-SaveRenderWindowAs \/tmp\/render.png&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u4e94\u3001GDAL\u4e0eSHAPELY\u7528\u4e8e\u5730\u7406\u7a7a\u95f4\u6570\u636e\u5904\u7406<\/h3>\n<\/p>\n<p><p>GDAL\u548cShapely\u662f\u4e24\u4e2a\u7528\u4e8e\u5904\u7406\u5730\u7406\u7a7a\u95f4\u6570\u636e\u7684\u5e93\uff0c\u53ef\u4ee5\u7528\u4e8e\u666f\u89c2\u8bbe\u8ba1\u4e2d\u7684\u5730\u7406\u4fe1\u606f\u7cfb\u7edf\uff08GIS\uff09\u5e94\u7528\u3002<\/p>\n<\/p>\n<p><h4>1\u3001\u5b89\u88c5\u4e0e\u57fa\u672c\u64cd\u4f5c<\/h4>\n<\/p>\n<p><p>\u9996\u5148\uff0c\u786e\u4fdd\u4f60\u5df2\u7ecf\u5b89\u88c5\u4e86GDAL\u548cShapely\u5e93\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u884c\u5b89\u88c5\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-bash\">pip install gdal shapely<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u53ef\u4ee5\u5f00\u59cb\u8fdb\u884c\u4e00\u4e9b\u57fa\u672c\u64cd\u4f5c\uff0c\u5982\u8bfb\u53d6\u3001\u5904\u7406\u5730\u7406\u7a7a\u95f4\u6570\u636e\u7b49\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">from osgeo import gdal<\/p>\n<p>from shapely.geometry import shape, mapping<\/p>\n<h2><strong>\u8bfb\u53d6\u5730\u7406\u7a7a\u95f4\u6570\u636e<\/strong><\/h2>\n<p>dataset = gdal.Open(&#39;landscape.tif&#39;)<\/p>\n<p>band = dataset.GetRasterBand(1)<\/p>\n<p>data = band.ReadAsArray()<\/p>\n<h2><strong>\u5904\u7406\u5730\u7406\u7a7a\u95f4\u6570\u636e<\/strong><\/h2>\n<p>geometry = shape({&#39;type&#39;: &#39;Polygon&#39;, &#39;coordinates&#39;: [...]})<\/p>\n<p>buffered_geometry = geometry.buffer(10)<\/p>\n<h2><strong>\u8f93\u51fa\u5904\u7406\u7ed3\u679c<\/strong><\/h2>\n<p>print(mapping(buffered_geometry))<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h4>2\u3001\u521b\u5efa\u5730\u7406\u7a7a\u95f4\u666f\u89c2\u6a21\u578b<\/h4>\n<\/p>\n<p><p>\u53ef\u4ee5\u4f7f\u7528GDAL\u548cShapely\u521b\u5efa\u5730\u7406\u7a7a\u95f4\u666f\u89c2\u6a21\u578b\uff0c\u5982\u7b49\u9ad8\u7ebf\u3001\u5730\u5f62\u7b49\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import numpy as np<\/p>\n<p>import matplotlib.pyplot as plt<\/p>\n<p>from osgeo import gdal<\/p>\n<p>from shapely.geometry import Polygon<\/p>\n<h2><strong>\u8bfb\u53d6\u5730\u5f62\u6570\u636e<\/strong><\/h2>\n<p>dataset = gdal.Open(&#39;dem.tif&#39;)<\/p>\n<p>band = dataset.GetRasterBand(1)<\/p>\n<p>data = band.ReadAsArray()<\/p>\n<h2><strong>\u521b\u5efa\u7b49\u9ad8\u7ebf<\/strong><\/h2>\n<p>contours = plt.contour(data, levels=np.arange(0, data.max(), 10))<\/p>\n<h2><strong>\u5c06\u7b49\u9ad8\u7ebf\u8f6c\u6362\u4e3aShapely\u591a\u8fb9\u5f62<\/strong><\/h2>\n<p>polygons = []<\/p>\n<p>for path in contours.collections[0].get_paths():<\/p>\n<p>    polygons.append(Polygon(path.vertices))<\/p>\n<h2><strong>\u663e\u793a\u7b49\u9ad8\u7ebf<\/strong><\/h2>\n<p>plt.imshow(data, cmap=&#39;terrain&#39;)<\/p>\n<p>plt.show()<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u516d\u3001\u603b\u7ed3\u4e0e\u6269\u5c55<\/h3>\n<\/p>\n<p><p>\u901a\u8fc7\u4ee5\u4e0a\u4ecb\u7ecd\uff0c\u53ef\u4ee5\u770b\u5230Python\u5728\u666f\u89c2\u8bbe\u8ba1\u4e2d\u5177\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\u524d\u666f\u3002\u65e0\u8bba\u662f\u7b80\u5355\u76842D\u7ed8\u56fe\uff0c\u8fd8\u662f\u590d\u6742\u76843D\u5efa\u6a21\u548c\u5730\u7406\u7a7a\u95f4\u6570\u636e\u5904\u7406\uff0cPython\u90fd\u53ef\u4ee5\u63d0\u4f9b\u5f3a\u5927\u7684\u5de5\u5177\u548c\u5e93\u6765\u5b9e\u73b0\u8fd9\u4e9b\u529f\u80fd\u3002<\/p>\n<\/p>\n<p><h4>1\u3001\u7ed3\u5408\u591a\u79cd\u5de5\u5177<\/h4>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u7ed3\u5408\u591a\u79cd\u5de5\u5177\u6765\u5b9e\u73b0\u66f4\u590d\u6742\u548c\u7cbe\u7ec6\u7684\u666f\u89c2\u8bbe\u8ba1\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528GDAL\u548cShapely\u8fdb\u884c\u5730\u7406\u7a7a\u95f4\u6570\u636e\u5904\u7406\uff0c\u7136\u540e\u5c06\u5904\u7406\u7ed3\u679c\u5bfc\u5165Blender\u6216Rhino3D\u8fdb\u884c3D\u5efa\u6a21\u548c\u6e32\u67d3\u3002<\/p>\n<\/p>\n<p><h4>2\u3001\u81ea\u52a8\u5316\u4e0e\u6279\u5904\u7406<\/h4>\n<\/p>\n<p><p>Python\u7684\u53e6\u4e00\u4e2a\u4f18\u52bf\u662f\u53ef\u4ee5\u8fdb\u884c\u81ea\u52a8\u5316\u548c\u6279\u5904\u7406\u64cd\u4f5c\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u7f16\u5199\u811a\u672c\u6765\u81ea\u52a8\u751f\u6210\u4e00\u7cfb\u5217\u4e0d\u540c\u53c2\u6570\u7684\u666f\u89c2\u8bbe\u8ba1\u65b9\u6848\uff0c\u6216\u8005\u81ea\u52a8\u5904\u7406\u5927\u91cf\u7684\u5730\u7406\u7a7a\u95f4\u6570\u636e\u3002<\/p>\n<\/p>\n<p><h4>3\u3001\u6269\u5c55\u9605\u8bfb\u4e0e\u5b66\u4e60<\/h4>\n<\/p>\n<p><p>\u4e3a\u4e86\u66f4\u6df1\u5165\u5730\u4e86\u89e3\u548c\u5e94\u7528Python\u5728\u666f\u89c2\u8bbe\u8ba1\u4e2d\u7684\u5404\u79cd\u5de5\u5177\u548c\u6280\u672f\uff0c\u53ef\u4ee5\u53c2\u8003\u4ee5\u4e0b\u8d44\u6e90\uff1a<\/p>\n<\/p>\n<ul>\n<li>Matplotlib\u5b98\u65b9\u6587\u6863\uff1a<a href=\"https:\/\/matplotlib.org\/stable\/contents.html\">https:\/\/matplotlib.org\/stable\/contents.html<\/a><\/li>\n<li>Pillow\u5b98\u65b9\u6587\u6863\uff1a<a href=\"https:\/\/pillow.readthedocs.io\/en\/stable\/\">https:\/\/pillow.readthedocs.io\/en\/stable\/<\/a><\/li>\n<li>Blender Python API\u6587\u6863\uff1a<a href=\"https:\/\/docs.blender.org\/api\/current\/\">https:\/\/docs.blender.org\/api\/current\/<\/a><\/li>\n<li>RhinoScript\u6587\u6863\uff1a<a href=\"https:\/\/developer.rhino3d.com\/guides\/rhinopython\/\">https:\/\/developer.rhino3d.com\/guides\/rhinopython\/<\/a><\/li>\n<li>GDAL\u6587\u6863\uff1a<a href=\"https:\/\/gdal.org\/\">https:\/\/gdal.org\/<\/a><\/li>\n<li>Shapely\u6587\u6863\uff1a<a href=\"https:\/\/shapely.readthedocs.io\/en\/stable\/\">https:\/\/shapely.readthedocs.io\/en\/stable\/<\/a><\/li>\n<\/ul>\n<p><p>\u901a\u8fc7\u4e0d\u65ad\u5b66\u4e60\u548c\u5b9e\u8df5\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u5229\u7528Python\u8fdb\u884c\u666f\u89c2\u8bbe\u8ba1\uff0c\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u548c\u8bbe\u8ba1\u8d28\u91cf\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u4f7f\u7528Python\u8fdb\u884c\u666f\u89c2\u8bbe\u8ba1\u7684\u57fa\u672c\u6b65\u9aa4\u662f\u4ec0\u4e48\uff1f<\/strong><br \/>\u5728\u8fdb\u884c\u666f\u89c2\u8bbe\u8ba1\u65f6\uff0c\u9996\u5148\u8981\u660e\u786e\u8bbe\u8ba1\u7684\u76ee\u6807\u548c\u4e3b\u9898\u3002\u63a5\u4e0b\u6765\uff0c\u53ef\u4ee5\u5229\u7528Python\u7684\u56fe\u5f62\u5e93\uff08\u5982Matplotlib\u6216Pygame\uff09\u6765\u521b\u5efa\u57fa\u672c\u7684\u56fe\u5f62\u754c\u9762\uff0c\u7ed8\u5236\u51fa\u521d\u6b65\u7684\u8349\u56fe\u3002\u4e5f\u53ef\u4ee5\u4f7f\u7528\u66f4\u4e13\u4e1a\u7684\u5e93\uff0c\u5982GeoPandas\u548cShapely\uff0c\u6765\u5904\u7406\u5730\u7406\u6570\u636e\uff0c\u5e76\u8fdb\u884c\u7a7a\u95f4\u5206\u6790\u3002\u6b64\u5916\uff0c\u7ed3\u5408GIS\uff08\u5730\u7406\u4fe1\u606f\u7cfb\u7edf\uff09\u5de5\u5177\uff0c\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u8fdb\u884c\u666f\u89c2\u8bbe\u8ba1\u548c\u89c4\u5212\u3002<\/p>\n<p><strong>Python\u4e2d\u6709\u54ea\u4e9b\u5e93\u53ef\u4ee5\u5e2e\u52a9\u6211\u8fdb\u884c\u666f\u89c2\u53ef\u89c6\u5316\uff1f<\/strong><br \/>Python\u63d0\u4f9b\u4e86\u591a\u79cd\u5e93\u6765\u5e2e\u52a9\u5b9e\u73b0\u666f\u89c2\u7684\u53ef\u89c6\u5316\u3002Matplotlib\u662f\u4e00\u4e2a\u975e\u5e38\u5f3a\u5927\u7684\u7ed8\u56fe\u5e93\uff0c\u9002\u5408\u7ed8\u5236\u5404\u79cd\u56fe\u5f62\uff1bSeaborn\u5219\u63d0\u4f9b\u66f4\u7f8e\u89c2\u7684\u7edf\u8ba1\u56fe\u8868\uff1b\u5bf9\u4e8e3D\u53ef\u89c6\u5316\uff0cMayavi\u548cPlotly\u662f\u4e0d\u9519\u7684\u9009\u62e9\u3002\u6b64\u5916\uff0c\u4f7f\u7528Geopandas\u53ef\u4ee5\u5904\u7406\u7a7a\u95f4\u6570\u636e\uff0c\u7ed3\u5408Folium\u53ef\u4ee5\u5728\u5730\u56fe\u4e0a\u8fdb\u884c\u4ea4\u4e92\u5f0f\u5c55\u793a\uff0c\u975e\u5e38\u9002\u5408\u8fdb\u884c\u666f\u89c2\u9879\u76ee\u7684\u53ef\u89c6\u5316\u3002<\/p>\n<p><strong>\u6211\u53ef\u4ee5\u4f7f\u7528Python\u8fdb\u884c\u666f\u89c2\u5206\u6790\u5417\uff1f<\/strong><br \/>\u7edd\u5bf9\u53ef\u4ee5\u3002Python\u62e5\u6709\u4e30\u5bcc\u7684\u5206\u6790\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u8fdb\u884c\u666f\u89c2\u5206\u6790\u3002\u4f8b\u5982\uff0c\u4f7f\u7528Scikit-learn\u5e93\u53ef\u4ee5\u8fdb\u884c\u6570\u636e\u6316\u6398\u548c<a href=\"https:\/\/docs.pingcode.com\/ask\/59192.html\" target=\"_blank\">\u673a\u5668\u5b66\u4e60<\/a>\uff0c\u5e2e\u52a9\u5206\u6790\u666f\u89c2\u7279\u5f81\u548c\u53d8\u5316\u8d8b\u52bf\u3002\u901a\u8fc7\u7ed3\u5408Pandas\u8fdb\u884c\u6570\u636e\u5904\u7406\u548c\u5206\u6790\uff0c\u7528\u6237\u53ef\u4ee5\u63d0\u53d6\u6709\u7528\u7684\u4fe1\u606f\uff0c\u5e2e\u52a9\u5236\u5b9a\u66f4\u5408\u7406\u7684\u666f\u89c2\u8bbe\u8ba1\u65b9\u6848\u3002\u540c\u65f6\uff0c\u4f7f\u7528ArcPy\u7b49\u5e93\u53ef\u4ee5\u5b9e\u73b0GIS\u5206\u6790\uff0c\u5e2e\u52a9\u7406\u89e3\u5730\u5f62\u3001\u571f\u58e4\u548c\u690d\u88ab\u7b49\u56e0\u7d20\u5bf9\u666f\u89c2\u8bbe\u8ba1\u7684\u5f71\u54cd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u6765\u5b9e\u73b0\u666f\u89c2\u8bbe\u8ba1\uff0c\u5305\u62ec\u4f7f\u7528\u56fe\u50cf\u5904\u7406\u5e93\u30013D\u5efa\u6a21\u5e93\u548c\u5730\u7406\u4fe1\u606f\u7cfb\u7edf\uff08GIS\uff09\u5e93\u7b49\u3002\u5e38\u7528\u7684 [&hellip;]","protected":false},"author":3,"featured_media":1152992,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1152981"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1152981"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1152981\/revisions"}],"predecessor-version":[{"id":1153006,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1152981\/revisions\/1153006"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1152992"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1152981"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1152981"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1152981"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}