osgEarth的121个案例详解.zip_osg_osgearth_3D图形编程

<html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta charset="utf-8"> <meta name="generator" content="pdf2htmlEX"> <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> <link rel="stylesheet" href="https://static.pudn.com/base/css/base.min.css"> <link rel="stylesheet" href="https://static.pudn.com/base/css/fancy.min.css"> <link rel="stylesheet" href="https://static.pudn.com/prod/directory_preview_static/62599de6be9ad24cfab6ed3d/raw.css"> <script src="https://static.pudn.com/base/js/compatibility.min.js"></script> <script src="https://static.pudn.com/base/js/pdf2htmlEX.min.js"></script> <script> try{ pdf2htmlEX.defaultViewer = new pdf2htmlEX.Viewer({}); }catch(e){} </script> <title></title> </head> <body> <div id="sidebar" style="display: none"> <div id="outline"> </div> </div> <div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62599de6be9ad24cfab6ed3d/bg1.jpg"><div class="c x0 y1 w2 h0"><div class="t m0 x1 h2 y2 ff1 fs0 fc0 sc0 ls0 ws0"> osgEarth 编辑器 SXEarth www.sxsim.com</div><div class="t m1 x2 h3 y2 ff1 fs2 fc0 sc0 ls0 ws0"> </div><div class="t m0 x3 h4 y3 ff3 fs3 fc1 sc0 ls0 ws0"> </div><div class="t m0 x3 h4 y4 ff3 fs3 fc1 sc0 ls0 ws0"> </div></div><div class="c x4 y5 w3 h5"><div class="t m0 x0 h4 y6 ff4 fs3 fc1 sc0 ls0 ws0">1 </div></div><div class="c x0 y1 w2 h0"><div class="t m0 x3 h6 y7 ff3 fs4 fc1 sc0 ls0 ws0"> </div><div class="t m0 x5 h7 y8 ff5 fs5 fc1 sc0 ls0 ws0">osgEarth 的 121 个案例详解 </div><div class="t m0 x3 h6 y9 ff4 fs4 fc1 sc0 ls0 ws0">osgEarth 的 121 个案例详解 ........................................................................................................... 1 </div><div class="t m0 x3 h6 ya ff4 fs4 fc1 sc0 ls5 ws0">1. aeqd.earth ................................................................................................................................. 4 </div><div class="t m0 x3 h6 yb ff4 fs4 fc1 sc0 ls5 ws0">2. annotation.earth ....................................................................................................................... 5 </div><div class="t m0 x3 h6 yc ff4 fs4 fc1 sc0 ls5 ws0">3. annotation_dateline.earth ........................................................................................................ 6 </div><div class="t m0 x3 h6 yd ff4 fs4 fc1 sc0 ls5 ws0">4. annotation_dateline_projected.earth ...................................................................................... 8 </div><div class="t m0 x3 h6 ye ff4 fs4 fc1 sc0 ls5 ws0">5. annotation_flat.earth ................................................................................................................ 8 </div><div class="t m0 x3 h6 yf ff4 fs4 fc1 sc0 ls5 ws0">6. arcgisonline.earth ..................................................................................................................... 9 </div><div class="t m0 x3 h6 y10 ff4 fs4 fc1 sc0 ls5 ws0">7. bing.earth ................................................................................................................................ 10 </div><div class="t m0 x3 h6 y11 ff4 fs4 fc1 sc0 ls5 ws0">8. boston.earth ............................................................................................................................ 11 </div><div class="t m0 x3 h6 y12 ff4 fs4 fc1 sc0 ls5 ws0">9. boston_buildings.earth ........................................................................................................... 12 </div><div class="t m0 x3 h6 y13 ff4 fs4 fc1 sc0 ls5 ws0">10. boston_projected.earth .................................................................................................. 13 </div><div class="t m0 x3 h6 y14 ff4 fs4 fc1 sc0 ls5 ws0">11. boston_tfs.earth .............................................................................................................. 14 </div><div class="t m0 x3 h6 y15 ff4 fs4 fc1 sc0 ls5 ws0">12. boston-gpu.earth ............................................................................................................ 15 </div><div class="t m0 x3 h6 y16 ff4 fs4 fc1 sc0 ls5 ws0">13. bumpmap.earth .............................................................................................................. 16 </div><div class="t m0 x3 h6 y17 ff4 fs4 fc1 sc0 ls5 ws0">14. clouds.earth .................................................................................................................... 17 </div><div class="t m0 x3 h6 y18 ff4 fs4 fc1 sc0 ls5 ws0">15. colorramp.earth .............................................................................................................. 18 </div><div class="t m0 x3 h6 y19 ff4 fs4 fc1 sc0 ls5 ws0">16. contourmap.earth ........................................................................................................... 19 </div><div class="t m0 x3 h6 y1a ff4 fs4 fc1 sc0 ls5 ws0">17. datum_override.earth ..................................................................................................... 20 </div><div class="t m0 x3 h6 y1b ff4 fs4 fc1 sc0 ls5 ws0">18. day_night_mp.earth ........................................................................................................ 21 </div><div class="t m0 x3 h6 y1c ff4 fs4 fc1 sc0 ls5 ws0">19. day_night_rex.earth ........................................................................................................ 21 </div><div class="t m0 x3 h6 y1d ff4 fs4 fc1 sc0 ls5 ws0">20. detail_texture.earth ........................................................................................................ 21 </div><div class="t m0 x3 h6 y1e ff4 fs4 fc1 sc0 ls5 ws0">21. errors.earth ..................................................................................................................... 22 </div><div class="t m0 x3 h6 y1f ff4 fs4 fc1 sc0 ls5 ws0">22. fade_elevation.earth ....................................................................................................... 22 </div><div class="t m0 x3 h6 y20 ff4 fs4 fc1 sc0 ls5 ws0">23. feature_clip_plane.earth ................................................................................................. 23 </div><div class="t m0 x3 h6 y21 ff4 fs4 fc1 sc0 ls5 ws0">24. feature_country_boundaries.earth ................................................................................. 24 </div><div class="t m0 x3 h6 y22 ff4 fs4 fc1 sc0 ls5 ws0">25. feature_custom_filters.earth .......................................................................................... 25 </div><div class="t m0 x3 h6 y23 ff4 fs4 fc1 sc0 ls5 ws0">26. feature_draped_lines.earth ............................................................................................ 26 </div><div class="t m0 x3 h6 y24 ff4 fs4 fc1 sc0 ls5 ws0">27. feature_draped_polygons.earth ..................................................................................... 27 </div><div class="t m0 x3 h6 y25 ff4 fs4 fc1 sc0 ls5 ws0">28. feature_elevation.earth .................................................................................................. 28 </div><div class="t m0 x3 h6 y26 ff4 fs4 fc1 sc0 ls5 ws0">29. feature_extrude.earth ..................................................................................................... 29 </div><div class="t m0 x3 h6 y27 ff4 fs4 fc1 sc0 ls5 ws0">30. feature_geom.earth ........................................................................................................ 30 </div><div class="t m0 x3 h6 y28 ff4 fs4 fc1 sc0 ls5 ws0">31. feature_gpx.earth............................................................................................................ 31 </div><div class="t m0 x3 h6 y29 ff4 fs4 fc1 sc0 ls5 ws0">32. feature_inline_geometry.earth ....................................................................................... 32 </div><div class="t m0 x3 h6 y2a ff4 fs4 fc1 sc0 ls5 ws0">33. feature_labels.earth ........................................................................................................ 33 </div><div class="t m0 x3 h6 y2b ff4 fs4 fc1 sc0 ls5 ws0">34. feature_labels_script.earth ............................................................................................. 35 </div><div class="t m0 x3 h6 y2c ff4 fs4 fc1 sc0 ls5 ws0">35. feature_levels_and_selectors.earth ................................................................................ 35 </div><div class="t m0 x3 h6 y2d ff4 fs4 fc1 sc0 ls5 ws0">36. feature_model_scatter.earth .......................................................................................... 36 </div><div class="t m0 x3 h6 y2e ff4 fs4 fc1 sc0 ls5 ws0">37. feature_models.earth ..................................................................................................... 37 </div><div class="t m0 x3 h6 y2f ff4 fs4 fc1 sc0 ls5 ws0">38. feature_occlusion_culling.earth ...................................................................................... 38 </div></div><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a><a class="l" rel='nofollow' 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<div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62599de6be9ad24cfab6ed3d/bg2.jpg"><div class="c x0 y1 w2 h0"><div class="t m0 x1 h2 y2 ff1 fs0 fc0 sc0 ls0 ws0"> osgEarth 编辑器 SXEarth www.sxsim.com</div><div class="t m1 x2 h3 y2 ff1 fs2 fc0 sc0 ls0 ws0"> </div><div class="t m0 x3 h4 y3 ff3 fs3 fc1 sc0 ls0 ws0"> </div><div class="t m0 x3 h4 y4 ff3 fs3 fc1 sc0 ls0 ws0"> </div></div><div class="c x4 y5 w3 h5"><div class="t m0 x0 h4 y6 ff4 fs3 fc1 sc0 ls0 ws0">2 </div></div><div class="c x0 y1 w2 h0"><div class="t m0 x3 h6 y7 ff4 fs4 fc1 sc0 ls5 ws0">39. feature_offset_polygons.earth ....................................................................................... 38 </div><div class="t m0 x3 h6 y30 ff4 fs4 fc1 sc0 ls5 ws0">40. feature_overlay.earth ...................................................................................................... 39 </div><div class="t m0 x3 h6 y31 ff4 fs4 fc1 sc0 ls5 ws0">41. feature_poles.earth......................................................................................................... 40 </div><div class="t m0 x3 h6 y32 ff4 fs4 fc1 sc0 ls5 ws0">42. feature_population_cylinders.earth ............................................................................... 40 </div><div class="t m0 x3 h6 y33 ff4 fs4 fc1 sc0 ls5 ws0">43. feature_raster.earth ........................................................................................................ 41 </div><div class="t m0 x3 h6 y34 ff4 fs4 fc1 sc0 ls5 ws0">44. feature_rasterize.earth ................................................................................................... 41 </div><div class="t m0 x3 h6 y35 ff4 fs4 fc1 sc0 ls5 ws0">45. feature_rasterize_2.earth ............................................................................................... 42 </div><div class="t m0 x3 h6 y36 ff4 fs4 fc1 sc0 ls5 ws0">46. feature_scripted_styling.earth ........................................................................................ 43 </div><div class="t m0 x3 h6 y37 ff4 fs4 fc1 sc0 ls5 ws0">47. feature_scripted_styling_2.earth .................................................................................... 43 </div><div class="t m0 x3 h6 y38 ff4 fs4 fc1 sc0 ls5 ws0">48. feature_scripted_styling_3.earth .................................................................................... 43 </div><div class="t m0 x3 h6 y39 ff4 fs4 fc1 sc0 ls5 ws0">49. feature_style_selector.earth ........................................................................................... 44 </div><div class="t m0 x3 h6 y3a ff4 fs4 fc1 sc0 ls5 ws0">50. feature_tfs.earth ............................................................................................................. 45 </div><div class="t m0 x3 h6 y3b ff4 fs4 fc1 sc0 ls5 ws0">51. feature_tfs_scripting.earth ............................................................................................. 46 </div><div class="t m0 x3 h6 y3c ff4 fs4 fc1 sc0 ls5 ws0">52. feature_wfs.earth ............................................................................................................ 47 </div><div class="t m0 x3 h6 y3d ff4 fs4 fc1 sc0 ls5 ws0">53. fractal_elevation.earth .................................................................................................... 47 </div><div class="t m0 x3 h6 y3e ff4 fs4 fc1 sc0 ls5 ws0">54. gdal_multiple_files.earth ................................................................................................ 47 </div><div class="t m0 x3 h6 y3f ff4 fs4 fc1 sc0 ls5 ws0">55. gdal_tiff.earth .................................................................................................................. 48 </div><div class="t m0 x3 h6 y40 ff4 fs4 fc1 sc0 ls5 ws0">56. geomshader.earth ........................................................................................................... 49 </div><div class="t m0 x3 h6 y41 ff4 fs4 fc1 sc0 ls5 ws0">57. glsl.earth .......................................................................................................................... 50 </div><div class="t m0 x3 h6 y42 ff4 fs4 fc1 sc0 ls5 ws0">58. glsl_filter.earth ................................................................................................................ 51 </div><div class="t m0 x3 h6 y43 ff4 fs4 fc1 sc0 ls5 ws0">59. graticules.earth ............................................................................................................... 52 </div><div class="t m0 x3 h6 y44 ff4 fs4 fc1 sc0 ls5 ws0">60. hires-inset.earth .............................................................................................................. 53 </div><div class="t m0 x3 h6 y45 ff4 fs4 fc1 sc0 ls5 ws0">61. intersect_filter.earth ....................................................................................................... 54 </div><div class="t m0 x3 h6 y46 ff4 fs4 fc1 sc0 ls5 ws0">62. land_cover_mixed.earth ................................................................................................. 55 </div><div class="t m0 x3 h6 y47 ff4 fs4 fc1 sc0 ls5 ws0">63. layer_opacity.earth ......................................................................................................... 55 </div><div class="t m0 x3 h6 y48 ff4 fs4 fc1 sc0 ls5 ws0">64. ldb.earth .......................................................................................................................... 56 </div><div class="t m0 x3 h6 y49 ff4 fs4 fc1 sc0 ls5 ws0">65. mapbox.earth .................................................................................................................. 56 </div><div class="t m0 x3 h6 y4a ff4 fs4 fc1 sc0 ls5 ws0">66. mask.earth ...................................................................................................................... 57 </div><div class="t m0 x3 h6 y4b ff4 fs4 fc1 sc0 ls5 ws0">67. mb_tiles.earth ................................................................................................................. 58 </div><div class="t m0 x3 h6 y4c ff4 fs4 fc1 sc0 ls5 ws0">68. mercator_to_plate_carre.earth ...................................................................................... 59 </div><div class="t m0 x3 h6 y4d ff4 fs4 fc1 sc0 ls5 ws0">69. mgrs_graticule.earth ....................................................................................................... 60 </div><div class="t m0 x3 h6 y4e ff4 fs4 fc1 sc0 ls5 ws0">70. min_max_level.earth ...................................................................................................... 60 </div><div class="t m0 x3 h6 y4f ff4 fs4 fc1 sc0 ls5 ws0">71. min_max_range.earth ..................................................................................................... 61 </div><div class="t m0 x3 h6 y50 ff4 fs4 fc1 sc0 ls5 ws0">72. min_max_range_rex.earth .............................................................................................. 62 </div><div class="t m0 x3 h6 y51 ff4 fs4 fc1 sc0 ls5 ws0">73. min_max_resolutions.earth ............................................................................................ 62 </div><div class="t m0 x3 h6 y52 ff4 fs4 fc1 sc0 ls5 ws0">74. multiple_heightfields.earth............................................................................................. 64 </div><div class="t m0 x3 h6 y53 ff4 fs4 fc1 sc0 ls5 ws0">75. night.earth ....................................................................................................................... 65 </div><div class="t m0 x3 h6 y54 ff4 fs4 fc1 sc0 ls5 ws0">76. nodata.earth ................................................................................................................... 65 </div><div class="t m0 x3 h6 y55 ff4 fs4 fc1 sc0 ls5 ws0">77. noise.earth ...................................................................................................................... 68 </div><div class="t m0 x3 h6 y56 ff4 fs4 fc1 sc0 ls5 ws0">78. normalmap.earth ............................................................................................................ 68 </div><div class="t m0 x3 h6 y57 ff4 fs4 fc1 sc0 ls5 ws0">79. ocean.earth ..................................................................................................................... 69 </div><div class="t m0 x3 h6 y58 ff4 fs4 fc1 sc0 ls5 ws0">80. ocean_no_elevation.earth .............................................................................................. 69 </div><div class="t m0 x3 h6 y59 ff4 fs4 fc1 sc0 ls5 ws0">81. openstreetmap.earth ...................................................................................................... 69 </div><div class="t m0 x3 h6 y5a ff4 fs4 fc1 sc0 ls5 ws0">82. openstreetmap_buildings.earth ..................................................................................... 70 </div></div><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a><a class="l" rel='nofollow' onclick='return false;'><div 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data-data='{"ctm":[1.611792,0.000000,0.000000,1.611792,0.000000,0.000000]}'></div></div>

<div id="pf3" class="pf w0 h0" data-page-no="3"><div class="pc pc3 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62599de6be9ad24cfab6ed3d/bg3.jpg"><div class="c x0 y1 w2 h0"><div class="t m0 x1 h2 y2 ff1 fs0 fc0 sc0 ls0 ws0"> osgEarth 编辑器 SXEarth www.sxsim.com</div><div class="t m1 x2 h3 y2 ff1 fs2 fc0 sc0 ls0 ws0"> </div><div class="t m0 x3 h4 y3 ff3 fs3 fc1 sc0 ls0 ws0"> </div><div class="t m0 x3 h4 y4 ff3 fs3 fc1 sc0 ls0 ws0"> </div></div><div class="c x4 y5 w3 h5"><div class="t m0 x0 h4 y6 ff4 fs3 fc1 sc0 ls0 ws0">3 </div></div><div class="c x0 y1 w2 h0"><div class="t m0 x3 h6 y7 ff4 fs4 fc1 sc0 ls5 ws0">83. openstreetmap_flat.earth ............................................................................................... 70 </div><div class="t m0 x3 h6 y30 ff4 fs4 fc1 sc0 ls5 ws0">84. openstreetmap_full.earth ............................................................................................... 70 </div><div class="t m0 x3 h6 y31 ff4 fs4 fc1 sc0 ls5 ws0">85. openweathermap_clouds.earth ...................................................................................... 71 </div><div class="t m0 x3 h6 y32 ff4 fs4 fc1 sc0 ls5 ws0">86. openweathermap_precipitation.earth ........................................................................... 71 </div><div class="t m0 x3 h6 y33 ff4 fs4 fc1 sc0 ls5 ws0">87. openweathermap_pressure.earth .................................................................................. 71 </div><div class="t m0 x3 h6 y34 ff4 fs4 fc1 sc0 ls5 ws0">88. photosphere1.earth ........................................................................................................ 71 </div><div class="t m0 x3 h6 y35 ff4 fs4 fc1 sc0 ls5 ws0">89. photosphere2.earth ........................................................................................................ 72 </div><div class="t m0 x3 h6 y36 ff4 fs4 fc1 sc0 ls5 ws0">90. readymap.earth............................................................................................................... 73 </div><div class="t m0 x3 h6 y37 ff4 fs4 fc1 sc0 ls5 ws0">91. readymap_flat.earth ....................................................................................................... 73 </div><div class="t m0 x3 h6 y38 ff4 fs4 fc1 sc0 ls5 ws0">92. readymap_include.earth ................................................................................................. 74 </div><div class="t m0 x3 h6 y39 ff4 fs4 fc1 sc0 ls5 ws0">93. readymap_template.earth .............................................................................................. 74 </div><div class="t m0 x3 h6 y3a ff4 fs4 fc1 sc0 ls5 ws0">94. readymap-elevation-only.earth ....................................................................................... 74 </div><div class="t m0 x3 h6 y3b ff4 fs4 fc1 sc0 ls5 ws0">95. readymap-osm.earth ...................................................................................................... 75 </div><div class="t m0 x3 h6 y3c ff4 fs4 fc1 sc0 ls5 ws0">96. readymap-priority.earth .................................................................................................. 75 </div><div class="t m0 x3 h6 y3d ff4 fs4 fc1 sc0 ls5 ws0">97. readymap-rex.earth ........................................................................................................ 75 </div><div class="t m0 x3 h6 y3e ff4 fs4 fc1 sc0 ls5 ws0">98. roads.earth ...................................................................................................................... 76 </div><div class="t m0 x3 h6 y3f ff4 fs4 fc1 sc0 ls5 ws0">99. roads-flattened.earth ...................................................................................................... 76 </div><div class="t m0 x3 h6 y40 ff4 fs4 fc1 sc0 ls0 ws0">100. roads-test.earth............................................................................................................... 76 </div><div class="t m0 x3 h6 y41 ff4 fs4 fc1 sc0 ls0 ws0">101. scene_clamping.earth ..................................................................................................... 76 </div><div class="t m0 x3 h6 y42 ff4 fs4 fc1 sc0 ls0 ws0">102. silverlining.earth.............................................................................................................. 78 </div><div class="t m0 x3 h6 y43 ff4 fs4 fc1 sc0 ls0 ws0">103. simple_model.earth ........................................................................................................ 78 </div><div class="t m0 x3 h6 y44 ff4 fs4 fc1 sc0 ls0 ws0">104. skyview1.earth ................................................................................................................ 79 </div><div class="t m0 x3 h6 y45 ff4 fs4 fc1 sc0 ls0 ws0">105. skyview2.earth ................................................................................................................ 80 </div><div class="t m0 x3 h6 y46 ff4 fs4 fc1 sc0 ls0 ws0">106. splat.earth ....................................................................................................................... 81 </div><div class="t m0 x3 h6 y47 ff4 fs4 fc1 sc0 ls0 ws0">107. splat-blended-with-imagery.earth .................................................................................. 81 </div><div class="t m0 x3 h6 y48 ff4 fs4 fc1 sc0 ls0 ws0">108. splat-with-mask-layer.earth ............................................................................................. 81 </div><div class="t m0 x3 h6 y49 ff4 fs4 fc1 sc0 ls0 ws0">109. splat-with-multiple-zones.earth ...................................................................................... 82 </div><div class="t m0 x3 h6 y4a ff4 fs4 fc1 sc0 ls0 ws0">110. splat-with-rasterized-land-cover.earth ............................................................................ 82 </div><div class="t m0 x3 h6 y4b ff4 fs4 fc1 sc0 ls0 ws0">111. stamen_toner.earth ........................................................................................................ 82 </div><div class="t m0 x3 h6 y4c ff4 fs4 fc1 sc0 ls0 ws0">112. stamen_watercolor.earth ................................................................................................ 82 </div><div class="t m0 x3 h6 y4d ff4 fs4 fc1 sc0 ls0 ws0">113. state_plane.earth ............................................................................................................ 82 </div><div class="t m0 x3 h6 y4e ff4 fs4 fc1 sc0 ls0 ws0">114. tess_screen_space.earth ................................................................................................. 82 </div><div class="t m0 x3 h6 y4f ff4 fs4 fc1 sc0 ls0 ws0">115. tess-coastlines.earth ....................................................................................................... 82 </div><div class="t m0 x3 h6 y50 ff4 fs4 fc1 sc0 ls0 ws0">116. tess-terrain.earth ............................................................................................................ 83 </div><div class="t m0 x3 h6 y51 ff4 fs4 fc1 sc0 ls0 ws0">117. triton.earth ...................................................................................................................... 83 </div><div class="t m0 x3 h6 y52 ff4 fs4 fc1 sc0 ls0 ws0">118. triton_drop_shader.earth................................................................................................ 83 </div><div class="t m0 x3 h6 y53 ff4 fs4 fc1 sc0 ls0 ws0">119. utm.earth ........................................................................................................................ 83 </div><div class="t m0 x3 h6 y54 ff4 fs4 fc1 sc0 ls0 ws0">120. utm_graticule.earth ........................................................................................................ 83 </div><div class="t m0 x3 h6 y55 ff4 fs4 fc1 sc0 ls0 ws0">121. vertical_datum.earth ...................................................................................................... 83 </div><div class="t m0 x3 h6 y56 ff4 fs4 fc1 sc0 ls0 ws0">122. wms_nexrad.earth .......................................................................................................... 84 </div><div class="t m0 x3 h6 y57 ff4 fs4 fc1 sc0 ls0 ws0">123. wms-t_nexrad_animated.earth ...................................................................................... 84 </div><div class="t m0 x3 h6 y5b ff4 fs4 fc1 sc0 ls0 ws0">124. 编辑问题总结 ....................................................................................错误!未定义书签。 </div><div class="t m0 x3 h6 y59 ff3 fs4 fc1 sc0 ls0 ws0"> </div><div class="t m0 x3 h6 y5a ff3 fs4 fc1 sc0 ls0 ws0"> </div></div><a class="l" rel='nofollow' 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<div id="pf4" class="pf w0 h0" data-page-no="4"><div class="pc pc4 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62599de6be9ad24cfab6ed3d/bg4.jpg"><div class="c x0 y1 w2 h0"><div class="t m0 x1 h2 y2 ff1 fs0 fc0 sc0 ls0 ws0"> osgEarth 编辑器 SXEarth www.sxsim.com</div><div class="t m1 x2 h3 y2 ff1 fs2 fc0 sc0 ls0 ws0"> </div><div class="t m0 x3 h4 y3 ff3 fs3 fc1 sc0 ls0 ws0"> </div><div class="t m0 x3 h4 y4 ff3 fs3 fc1 sc0 ls0 ws0"> </div></div><div class="c x4 y5 w3 h5"><div class="t m0 x0 h4 y6 ff4 fs3 fc1 sc0 ls0 ws0">4 </div></div><div class="c x0 y1 w2 h0"><div class="t m0 x3 h8 y5c ff6 fs6 fc1 sc1 ls3 ws0">关于 osgEarth 案例详解 </div><div class="t m0 x6 h9 y5d ff7 fs7 fc1 sc0 ls6 ws0">1) 软件环境 </div><div class="t m0 x6 h6 y5e ff4 fs4 fc1 sc0 ls0 ws0">osgEarth：官方代码库 2017.11.09 最新代码地址：www.github.com/gwaldron/osgearth </div><div class="t m0 x6 h6 y5f ff4 fs4 fc1 sc0 ls0 ws0">osgEarth 编辑器：SXEarth2.8 及以上，下载地址：www.sxsim.com </div><div class="t m0 x6 h9 y60 ff7 fs7 fc1 sc0 ls6 ws0">2) 硬件环境 </div><div class="t m0 x6 h6 y61 ff6 fs4 fc1 sc0 ls0 ws0">本文编写和案例测试使用的硬件环境：CPU: i5 四核，显卡：GTX660，内存：8GB。 </div><div class="t m0 x6 h6 y62 ff6 fs4 fc1 sc0 ls0 ws0">（推荐使用英伟达显卡，intel 显卡，会出现三维场景中文字显示不全的问题） </div><div class="t m0 x6 h9 y63 ff7 fs7 fc1 sc0 ls6 ws0">3) 文档说明 </div><div class="t m0 x6 h6 y64 ff6 fs4 fc1 sc0 ls0 ws0">本文基于 osgEarth 2017.11.09 官方代码库源代码 tests 目录下案例编写，不一定完全适</div><div class="t m0 x3 h6 y65 ff6 fs4 fc1 sc0 ls0 ws0">用于其他版本，本文包含在 SXEarth2.8+安装包中，安装后位于 doc 目录下。 </div><div class="t m0 x6 h6 y66 ff6 fs4 fc1 sc0 ls0 ws0">本文还不完善，会随着 SXEarth 升级，逐步完善。 </div><div class="t m0 x6 h9 y67 ff7 fs7 fc1 sc0 ls6 ws0">4) 问题反馈 </div><div class="t m0 x6 h6 y68 ff6 fs4 fc1 sc0 ls0 ws0">遇到任何问题，欢迎读者反馈，邮箱 674200401@qq.com </div><div class="t m0 x3 h6 y3d ff3 fs4 fc1 sc0 ls0 ws0"> </div><div class="t m0 x3 ha y69 ff7 fs5 fc1 sc0 ls2 ws0">1. aeqd.earth </div><div class="t m0 x6 h9 y6a ff7 fs7 fc1 sc0 ls6 ws0">1) 案例概述 </div><div class="t m0 x6 h6 y6b ff6 fs4 fc1 sc0 ls0 ws0">等距方位投影案例。 </div><div class="t m0 x6 h9 y6c ff7 fs7 fc1 sc0 ls6 ws0">2) 编辑测试 </div><div class="t m0 x6 h6 y6d ff6 fs4 fc1 sc0 ls0 ws0">点击左侧场景栏的“场景”项，在右侧的属性面板可以看到投影（Proj.4 地图投影描述）：</div><div class="t m0 x3 h6 y1b ff4 fs4 fc1 sc0 ls0 ws0">+proj=aeqd +lat_0=90 +lon_0=0 +x_0=0 +y_0=0 +ellps=WGS84 +datum=WGS84 +units=m </div><div class="t m0 x3 h6 y6e ff4 fs4 fc1 sc0 ls0 ws0">+no_defs； </div><div class="t m0 x6 h9 y6f ff7 fs7 fc1 sc0 ls6 ws0">3) 场景属性 </div><div class="t m0 x6 hb y70 ff6 fs4 fc1 sc0 ls0 ws0">场景面板的“场景”项包含了描述地球构建的基础信息，修改其属性，需要保存场景，</div><div class="t m0 x3 h6 y71 ff6 fs4 fc1 sc0 ls0 ws0">系统会自动重新打开该项目，以刷新场景基础坐标系统等信息。 </div><div class="t m0 x6 h9 y72 ff7 fs7 fc1 sc0 ls6 ws0">4) 技巧 </div><div class="t m0 x6 hc y73 ff6 fs4 fc1 sc0 ls0 ws0">拖拽 earth 文件到编辑器界面，可实现打开。 </div><div class="t m0 x6 h6 y74 ff6 fs4 fc1 sc0 ls0 ws0">全屏浏览：在“窗口”菜单，点“全屏”，快捷键“Ctrl+f”。 </div><div class="t m0 x6 h6 y75 ff6 fs4 fc1 sc0 ls0 ws0">退出全屏：快捷键“Esc”。 </div><div class="t m0 x6 h9 y76 ff7 fs7 fc1 sc0 ls6 ws0">5) Proj.4 库 </div><div class="t m0 x6 h6 y77 ff4 fs4 fc1 sc0 ls0 ws0">Proj.4 是开源 GIS 最著名的地图投影库，支持各种地图投影。 </div><div class="t m0 x6 h6 y78 ff6 fs4 fc1 sc0 ls0 ws0">关于地图投影参数，请参考：https://github.com/OSGeo/proj.4/wiki/GenParms </div><div class="t m0 x6 h6 y79 ff6 fs4 fc1 sc0 ls0 ws0">国内使用的北京 54 和西安 80 坐标系，osgEarth 可以通过修改“场景”的投影信息实现</div><div class="t m0 x3 h6 y7a ff6 fs4 fc1 sc0 ls0 ws0">支持。 </div><div class="t m0 x6 h6 y7b ff6 fs4 fc1 sc0 ls0 ws0">地球坐标系与投影方式的理解（关于北京 54,西安 80,WGS84;高斯,兰勃特,墨卡托投影）</div><div class="t m0 x3 h6 y7c ff6 fs4 fc1 sc0 ls0 ws0">参考： http://www.cnblogs.com/xieqianli/p/4186281.html </div><div class="t m0 x6 h6 y2b ff3 fs4 fc1 sc0 ls0 ws0"> </div></div><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a></div><div class="pi" data-data='{"ctm":[1.611792,0.000000,0.000000,1.611792,0.000000,0.000000]}'></div></div>

<div id="pf5" class="pf w0 h0" data-page-no="5"><div class="pc pc5 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62599de6be9ad24cfab6ed3d/bg5.jpg"><div class="c x0 y1 w2 h0"><div class="t m0 x1 h2 y2 ff1 fs0 fc0 sc0 ls0 ws0"> osgEarth 编辑器 SXEarth www.sxsim.com</div><div class="t m1 x2 h3 y2 ff1 fs2 fc0 sc0 ls0 ws0"> </div><div class="t m0 x3 h4 y3 ff3 fs3 fc1 sc0 ls0 ws0"> </div><div class="t m0 x3 h4 y4 ff3 fs3 fc1 sc0 ls0 ws0"> </div></div><div class="c x4 y5 w3 h5"><div class="t m0 x0 h4 y6 ff4 fs3 fc1 sc0 ls0 ws0">5 </div></div><div class="c x0 y1 w2 h0"><div class="t m0 x7 h6 y7d ff3 fs4 fc1 sc0 ls0 ws0"> </div><div class="t m0 x3 ha y7e ff7 fs5 fc1 sc0 ls2 ws0">2. annotation.earth </div><div class="t m0 x6 h9 y7f ff7 fs7 fc1 sc0 ls6 ws0">1) 案例概述 </div><div class="t m0 x6 h6 y80 ff6 fs4 fc1 sc0 ls0 ws0">标记显示案例，标记包括文字、模型、图标、地面帖图等。 </div><div class="t m0 x6 h9 y81 ff7 fs7 fc1 sc0 ls6 ws0">2) 样式编辑 </div><div class="t m0 x6 h6 y82 ff6 fs4 fc1 sc0 ls0 ws0">点击标记，右侧属性面板，可修改名称、颜色、线宽、边框、填充等。 </div><div class="t m0 x6 h9 y83 ff7 fs7 fc1 sc0 ls6 ws0">3) 复制标记 </div><div class="t m0 x6 h6 y84 ff6 fs4 fc1 sc0 ls0 ws0">按住键盘 Ctrl 键，拖拽标记，实现复制标记。 </div><div class="t m0 x6 h9 y85 ff7 fs7 fc1 sc0 ls6 ws0">4) 移动标记 </div><div class="t m0 x6 h6 y71 ff6 fs4 fc1 sc0 ls0 ws0">按住键盘 Alt 键，拖拽标记，实现移动标记。 </div></div><a class="l" rel='nofollow' onclick='return false;'><div class="d m2"></div></a></div><div class="pi" data-data='{"ctm":[1.611792,0.000000,0.000000,1.611792,0.000000,0.000000]}'></div></div>