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														|  |  | # Change Log |  |  | # Change Log | 
													
												
													
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														|  |  |  |  |  | ### 4.0.0 | 
													
												
													
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														|  |  |  |  |  | #### Breaking Changes 📣 | 
													
												
													
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														|  |  |  |  |  | - Changes to the underlying packaging for fixing a DC is not extensible issue when using node mode [#199](https://github.com/dvgis/dc-sdk/issues/199) | 
													
												
													
														|  |  |  |  |  | - Upgrade @cesium/engine to version 12.0.0. | 
													
												
													
														|  |  |  |  |  | - Remove `__namespace` global variable, suggest using `getLib` to get required third-party framework modules. | 
													
												
													
														|  |  |  |  |  | - Remove the extension module Viewer class and will use `CesiumWidget` as the scene builder class. | 
													
												
													
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														|  |  |  |  |  | #### Additions 🎉 | 
													
												
													
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														|  |  |  |  |  | - Added SkyLine analysis feature | 
													
												
													
														|  |  |  |  |  | - Improve the anchor style function in Plot. | 
													
												
													
														|  |  |  |  |  | - Opened up some of Cesium's underlying native classes. | 
													
												
													
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														|  |  |  |  |  | #### Fixes 🔧 | 
													
												
													
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														|  |  |  |  |  | - Fix mouse pickup issue | 
													
												
													
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														|  |  | ### 3.5.0 |  |  | ### 3.5.0 | 
													
												
													
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														|  |  | #### Breaking Changes 📣 |  |  | #### Breaking Changes 📣 | 
													
												
											
												
													
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														|  |  | #### Fixes 🔧 |  |  | #### Fixes 🔧 | 
													
												
													
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														|  |  | - Optimize camera  position calculation |  |  |  | 
													
												
													
														|  |  |  |  |  | - Optimize camera position calculation | 
													
												
													
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														|  |  | ### 3.1.0 - 2023-08-06 |  |  | ### 3.1.0 - 2023-08-06 | 
													
												
													
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														|  |  | ### 3.0.1 |  |  | ### 3.0.1 | 
													
												
													
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														|  |  | #### Fixes 🔧 |  |  | #### Fixes 🔧 | 
													
												
													
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														|  |  | - Optimization of measurement functions |  |  | - Optimization of measurement functions | 
													
												
													
														|  |  | - Optimize Google Maps |  |  | - Optimize Google Maps | 
													
												
													
														|  |  | - Optimize weather effects |  |  | - Optimize weather effects | 
													
												
											
												
													
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														|  |  | - Optimize heat zone layer |  |  | - Optimize heat zone layer | 
													
												
													
														|  |  | - Fix a number of issues caused by upgrading the Cesium framework |  |  | - Fix a number of issues caused by upgrading the Cesium framework | 
													
												
													
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														|  |  | ### 2.17.0 - 2022-10-29 |  |  | ### 2.17.0 - 2022-10-29 | 
													
												
													
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														|  |  | #### Breaking Changes 📣 |  |  | #### Breaking Changes 📣 | 
													
												
											
												
													
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														|  |  | #### Fixes 🔧 |  |  | #### Fixes 🔧 | 
													
												
													
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														|  |  | - Improve the scene export |  |  |  | 
													
												
													
														|  |  |  |  |  | - Improve the scene export | 
													
												
													
														|  |  | - Improve terrain loading [#126](https://github.com/dvgis/dc-sdk/issues/126) |  |  | - Improve terrain loading [#126](https://github.com/dvgis/dc-sdk/issues/126) | 
													
												
													
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														|  |  | ### 2.16.1 - 2022-08-21 |  |  | ### 2.16.1 - 2022-08-21 | 
													
												
											
												
													
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														|  |  | - Optimize position bar elevation value [#109](https://github.com/dvgis/dc-sdk/issues/109) |  |  | - Optimize position bar elevation value [#109](https://github.com/dvgis/dc-sdk/issues/109) | 
													
												
													
														|  |  | - Fix the problem of incorrect recovery time of history track several times |  |  | - Fix the problem of incorrect recovery time of history track several times | 
													
												
													
														|  |  | - Fix the problem of wrong display of the end of history track[#107](https://github.com/dvgis/dc-sdk/issues/107) |  |  |  | 
													
												
													
														|  |  |  |  |  | - Fix the problem of wrong display of the end of history track[#107](https://github.com/dvgis/dc-sdk/issues/107) | 
													
												
													
														|  |  | - Fix the problem that the number of anchor points is wrong and the size cannot be set when editing the marker. |  |  | - Fix the problem that the number of anchor points is wrong and the size cannot be set when editing the marker. | 
													
												
													
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														|  |  | ### 2.14.0 - 2022-06-04 |  |  | ### 2.14.0 - 2022-06-04 | 
													
												
											
												
													
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														|  |  | #### Fixes 🔧 |  |  | #### Fixes 🔧 | 
													
												
													
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														|  |  | - Improve the function of clearing or removing the primitive layer |  |  |  | 
													
												
													
														|  |  |  |  |  | - Improve the function of clearing or removing the primitive layer | 
													
												
													
														|  |  | - Improve the history track function |  |  | - Improve the history track function | 
													
												
													
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														|  |  | ### 2.7.0 - 2021-11-13 |  |  | ### 2.7.0 - 2021-11-13 | 
													
												
											
												
													
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														|  |  | - Improve the DivIcon style |  |  | - Improve the DivIcon style | 
													
												
													
														|  |  | - Improve the Popup config |  |  | - Improve the Popup config | 
													
												
													
														|  |  | - Improve the terrian name option  [#74](https://github.com/dvgis/dc-sdk/pull/74) |  |  |  | 
													
												
													
														|  |  |  |  |  | - Improve the terrian name option [#74](https://github.com/dvgis/dc-sdk/pull/74) | 
													
												
													
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														|  |  | ### 2.6.0 - 2021-10-10 |  |  | ### 2.6.0 - 2021-10-10 | 
													
												
													
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														|  |  | - Improve the function area |  |  | - Improve the function area | 
													
												
													
														|  |  | - Improve the function of calculating the point position of a sector |  |  | - Improve the function of calculating the point position of a sector | 
													
												
													
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														|  |  | ### 2.3.0 - 2021-07-03 |  |  | ### 2.3.0 - 2021-07-03 | 
													
												
													
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														|  |  | #### Breaking Changes 📣 |  |  | #### Breaking Changes 📣 | 
													
												
											
												
													
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														|  |  | #### Fixes 🔧 |  |  | #### Fixes 🔧 | 
													
												
													
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														|  |  | - Improve the viewer destroy |  |  |  | 
													
												
													
														|  |  |  |  |  | - Improve the viewer destroy | 
													
												
													
														|  |  | - Refine mouse and context-menu events for primitive |  |  | - Refine mouse and context-menu events for primitive | 
													
												
													
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														|  |  | ### 2.2.2 - 2021-05-29 |  |  | ### 2.2.2 - 2021-05-29 | 
													
												
											
												
													
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														|  |  | - Improve the wind layer add fix the issue[#28](https://github.com/dvgis/dc-sdk/issues/28) |  |  | - Improve the wind layer add fix the issue[#28](https://github.com/dvgis/dc-sdk/issues/28) | 
													
												
													
														|  |  | - Repair the problem that the auxiliary view cone of video fusion function cannot be displayed[#29](https://github.com/dvgis/dc-sdk/issues/29) |  |  | - Repair the problem that the auxiliary view cone of video fusion function cannot be displayed[#29](https://github.com/dvgis/dc-sdk/issues/29) | 
													
												
													
														|  |  | - Improve the video primitive |  |  |  | 
													
												
													
														|  |  |  |  |  | - Improve the video primitive | 
													
												
													
														|  |  | - Repair the problem that the animation function cannot be used after the scene time is stoped[#31](https://github.com/dvgis/dc-sdk/issues/31) |  |  | - Repair the problem that the animation function cannot be used after the scene time is stoped[#31](https://github.com/dvgis/dc-sdk/issues/31) | 
													
												
													
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														|  |  | ### 2.2.0 - 2021-05-09 |  |  | ### 2.2.0 - 2021-05-09 |