diff --git a/src/modules/history-track/Track.js b/src/modules/history-track/Track.js
index c3fa51ef..13036951 100644
--- a/src/modules/history-track/Track.js
+++ b/src/modules/history-track/Track.js
@@ -67,6 +67,16 @@ class Track {
     )
     this._state = State.INITIALIZED
   }
+  get currentDistance() {
+    return distance(Parse.parsePositions(this._pathPositions))
+  }
+  get currentPosition() {
+    const [pos] = this._pathPositions.slice(-1)
+    return Parse.parsePosition(pos)
+  }
+  get allDistance() {
+    return distance(this._positions)
+  }
 
   get trackId() {
     return this._id
@@ -217,12 +227,27 @@ class Track {
               this._positionIndex + 1 === this._positions.length
             )
           this._positionIndex++
+          // 无限循环
+          if (
+            this._options.loop &&
+            this._positionIndex === this._positions.length
+          ) {
+            this._restart()
+          }
         }
       }
     }
     this._setCameraView(viewer, viewOption)
   }
 
+  /**
+   * 重头开始播放动画
+   */
+  _restart() {
+    this._startTime = Cesium.JulianDate.now()
+    this._resetTimeLine({})
+  }
+
   /**
    * Sets camera position
    * @param viewer
diff --git a/src/modules/history-track/TrackController.js b/src/modules/history-track/TrackController.js
index 05b7895f..edc095e2 100644
--- a/src/modules/history-track/TrackController.js
+++ b/src/modules/history-track/TrackController.js
@@ -232,6 +232,8 @@ class TrackController {
     this._activedTrack && (this._activedTrack.viewed = false)
     this._activedTrack = undefined
     this._viewer.off(SceneEventType.POST_RENDER, this._onPostRender, this)
+    this._viewer.camera.lookAtTransform(Cesium.Matrix4.IDENTITY)
+    this._viewer.delegate.trackedEntity = undefined
     return this
   }
 }
diff --git a/src/modules/material/property/circle/CircleBlurMaterialProperty.js b/src/modules/material/property/circle/CircleBlurMaterialProperty.js
index 51a26b92..6c00d01e 100644
--- a/src/modules/material/property/circle/CircleBlurMaterialProperty.js
+++ b/src/modules/material/property/circle/CircleBlurMaterialProperty.js
@@ -17,7 +17,7 @@ class CircleBlurMaterialProperty extends MaterialProperty {
   getValue(time, result) {
     result = Cesium.defaultValue(result, {})
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/material/property/circle/CircleDiffuseMaterialProperty.js b/src/modules/material/property/circle/CircleDiffuseMaterialProperty.js
index 9a02130b..9d4eb20b 100644
--- a/src/modules/material/property/circle/CircleDiffuseMaterialProperty.js
+++ b/src/modules/material/property/circle/CircleDiffuseMaterialProperty.js
@@ -17,7 +17,7 @@ class CircleDiffuseMaterialProperty extends MaterialProperty {
   getValue(time, result) {
     result = Cesium.defaultValue(result, {})
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/material/property/circle/CircleFadeMaterialProperty.js b/src/modules/material/property/circle/CircleFadeMaterialProperty.js
index 2c362773..4999a6ff 100644
--- a/src/modules/material/property/circle/CircleFadeMaterialProperty.js
+++ b/src/modules/material/property/circle/CircleFadeMaterialProperty.js
@@ -19,7 +19,7 @@ class CircleFadeMaterialProperty extends MaterialProperty {
       result = {}
     }
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/material/property/circle/CirclePulseMaterialProperty.js b/src/modules/material/property/circle/CirclePulseMaterialProperty.js
index 62d95414..8f0b6f98 100644
--- a/src/modules/material/property/circle/CirclePulseMaterialProperty.js
+++ b/src/modules/material/property/circle/CirclePulseMaterialProperty.js
@@ -19,7 +19,7 @@ class CirclePulseMaterialProperty extends MaterialProperty {
       result = {}
     }
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/material/property/circle/CircleScanMaterialProperty.js b/src/modules/material/property/circle/CircleScanMaterialProperty.js
index 9b6cc4f9..2dc7b704 100644
--- a/src/modules/material/property/circle/CircleScanMaterialProperty.js
+++ b/src/modules/material/property/circle/CircleScanMaterialProperty.js
@@ -19,7 +19,7 @@ class CircleScanMaterialProperty extends MaterialProperty {
       result = {}
     }
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/material/property/circle/CircleSpiralMaterialProperty.js b/src/modules/material/property/circle/CircleSpiralMaterialProperty.js
index bde792af..2dd117a8 100644
--- a/src/modules/material/property/circle/CircleSpiralMaterialProperty.js
+++ b/src/modules/material/property/circle/CircleSpiralMaterialProperty.js
@@ -19,7 +19,7 @@ class CircleSpiralMaterialProperty extends MaterialProperty {
       result = {}
     }
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/material/property/circle/CircleVaryMaterialProperty.js b/src/modules/material/property/circle/CircleVaryMaterialProperty.js
index 6dcb1043..024c0975 100644
--- a/src/modules/material/property/circle/CircleVaryMaterialProperty.js
+++ b/src/modules/material/property/circle/CircleVaryMaterialProperty.js
@@ -17,7 +17,7 @@ class CircleVaryMaterialProperty extends MaterialProperty {
   getValue(time, result) {
     result = Cesium.defaultValue(result, {})
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/material/property/circle/CircleWaveMaterialProperty.js b/src/modules/material/property/circle/CircleWaveMaterialProperty.js
index 2694812d..b719a4c1 100644
--- a/src/modules/material/property/circle/CircleWaveMaterialProperty.js
+++ b/src/modules/material/property/circle/CircleWaveMaterialProperty.js
@@ -29,9 +29,9 @@ class CircleWaveMaterialProperty extends MaterialProperty {
       result = {}
     }
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
-    result.speed = this._speed
-    result.count = this.count
-    result.gradient = this.gradient
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
+    result.count = Cesium.Property.getValueOrUndefined(this._count, time)
+    result.gradient = Cesium.Property.getValueOrUndefined(this._gradient, time)
     return result
   }
 
diff --git a/src/modules/material/property/ellipsoid/EllipsoidElectricMaterialProperty.js b/src/modules/material/property/ellipsoid/EllipsoidElectricMaterialProperty.js
index b873f2f8..57fe2b90 100644
--- a/src/modules/material/property/ellipsoid/EllipsoidElectricMaterialProperty.js
+++ b/src/modules/material/property/ellipsoid/EllipsoidElectricMaterialProperty.js
@@ -17,7 +17,7 @@ class EllipsoidElectricMaterialProperty extends MaterialProperty {
   getValue(time, result) {
     result = Cesium.defaultValue(result, {})
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/material/property/ellipsoid/EllipsoidTrailMaterialProperty.js b/src/modules/material/property/ellipsoid/EllipsoidTrailMaterialProperty.js
index f5dfa6dd..78b1ca89 100644
--- a/src/modules/material/property/ellipsoid/EllipsoidTrailMaterialProperty.js
+++ b/src/modules/material/property/ellipsoid/EllipsoidTrailMaterialProperty.js
@@ -17,7 +17,7 @@ class EllipsoidTrailMaterialProperty extends MaterialProperty {
   getValue(time, result) {
     result = Cesium.defaultValue(result, {})
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/material/property/polyline/PolylineFlickerMaterialProperty.js b/src/modules/material/property/polyline/PolylineFlickerMaterialProperty.js
index 28749d63..422fd41c 100644
--- a/src/modules/material/property/polyline/PolylineFlickerMaterialProperty.js
+++ b/src/modules/material/property/polyline/PolylineFlickerMaterialProperty.js
@@ -19,7 +19,7 @@ class PolylineFlickerMaterialProperty extends MaterialProperty {
       result = {}
     }
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/material/property/polyline/PolylineFlowMaterialProperty.js b/src/modules/material/property/polyline/PolylineFlowMaterialProperty.js
index f9793f25..691d86d5 100644
--- a/src/modules/material/property/polyline/PolylineFlowMaterialProperty.js
+++ b/src/modules/material/property/polyline/PolylineFlowMaterialProperty.js
@@ -25,9 +25,9 @@ class PolylineFlowMaterialProperty extends MaterialProperty {
       result = {}
     }
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
-    result.speed = this._speed
-    result.percent = this._percent
-    result.gradient = this._gradient
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
+    result.percent = Cesium.Property.getValueOrUndefined(this._percent, time)
+    result.gradient = Cesium.Property.getValueOrUndefined(this._gradient, time)
     return result
   }
 
diff --git a/src/modules/material/property/polyline/PolylineImageTrailMaterialProperty.js b/src/modules/material/property/polyline/PolylineImageTrailMaterialProperty.js
index 52b5c3cc..7a6e6e43 100644
--- a/src/modules/material/property/polyline/PolylineImageTrailMaterialProperty.js
+++ b/src/modules/material/property/polyline/PolylineImageTrailMaterialProperty.js
@@ -30,7 +30,7 @@ class PolylineImageTrailMaterialProperty extends MaterialProperty {
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
     result.image = Cesium.Property.getValueOrUndefined(this._image, time)
     result.repeat = Cesium.Property.getValueOrUndefined(this._repeat, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/material/property/polyline/PolylineLightingTrailMaterialProperty.js b/src/modules/material/property/polyline/PolylineLightingTrailMaterialProperty.js
index 9bf98a11..5865ff1f 100644
--- a/src/modules/material/property/polyline/PolylineLightingTrailMaterialProperty.js
+++ b/src/modules/material/property/polyline/PolylineLightingTrailMaterialProperty.js
@@ -24,7 +24,7 @@ class PolylineLightingTrailMaterialProperty extends MaterialProperty {
     }
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
     result.image = Cesium.Property.getValueOrUndefined(this._image, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/material/property/radar/RadarLineMaterialProperty.js b/src/modules/material/property/radar/RadarLineMaterialProperty.js
index c8fa01a2..d84c0696 100644
--- a/src/modules/material/property/radar/RadarLineMaterialProperty.js
+++ b/src/modules/material/property/radar/RadarLineMaterialProperty.js
@@ -17,7 +17,7 @@ class RadarLineMaterialProperty extends MaterialProperty {
   getValue(time, result) {
     result = Cesium.defaultValue(result, {})
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/material/property/radar/RadarSweepMaterialProperty.js b/src/modules/material/property/radar/RadarSweepMaterialProperty.js
index 0134fd6d..942f8440 100644
--- a/src/modules/material/property/radar/RadarSweepMaterialProperty.js
+++ b/src/modules/material/property/radar/RadarSweepMaterialProperty.js
@@ -17,7 +17,7 @@ class RadarSweepMaterialProperty extends MaterialProperty {
   getValue(time, result) {
     result = Cesium.defaultValue(result, {})
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/material/property/radar/RadarWaveMaterialProperty.js b/src/modules/material/property/radar/RadarWaveMaterialProperty.js
index a9092708..4dd34356 100644
--- a/src/modules/material/property/radar/RadarWaveMaterialProperty.js
+++ b/src/modules/material/property/radar/RadarWaveMaterialProperty.js
@@ -17,7 +17,7 @@ class RadarWaveMaterialProperty extends MaterialProperty {
   getValue(time, result) {
     result = Cesium.defaultValue(result, {})
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/material/property/wall/WallImageTrailMaterialProperty.js b/src/modules/material/property/wall/WallImageTrailMaterialProperty.js
index 3c5a12c4..bcefeea2 100644
--- a/src/modules/material/property/wall/WallImageTrailMaterialProperty.js
+++ b/src/modules/material/property/wall/WallImageTrailMaterialProperty.js
@@ -28,7 +28,7 @@ class WallImageTrailMaterialProperty extends MaterialProperty {
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
     result.image = Cesium.Property.getValueOrUndefined(this._image, time)
     result.repeat = Cesium.Property.getValueOrUndefined(this._repeat, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/material/property/wall/WallLineTrailMaterialProperty.js b/src/modules/material/property/wall/WallLineTrailMaterialProperty.js
index 5b9eb03f..64abb156 100644
--- a/src/modules/material/property/wall/WallLineTrailMaterialProperty.js
+++ b/src/modules/material/property/wall/WallLineTrailMaterialProperty.js
@@ -31,7 +31,7 @@ class WallLineTrailMaterialProperty extends MaterialProperty {
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
     result.image = Cesium.Property.getValueOrUndefined(this._image, time)
     result.repeat = Cesium.Property.getValueOrUndefined(this._repeat, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/material/property/wall/WallTrailMaterialProperty.js b/src/modules/material/property/wall/WallTrailMaterialProperty.js
index 4119f278..934e3462 100644
--- a/src/modules/material/property/wall/WallTrailMaterialProperty.js
+++ b/src/modules/material/property/wall/WallTrailMaterialProperty.js
@@ -24,7 +24,7 @@ class WallTrailMaterialProperty extends MaterialProperty {
     }
     result.color = Cesium.Property.getValueOrUndefined(this._color, time)
     result.image = Cesium.Property.getValueOrUndefined(this._image, time)
-    result.speed = this._speed
+    result.speed = Cesium.Property.getValueOrUndefined(this._speed, time)
     return result
   }
 
diff --git a/src/modules/math/midCartesian.js b/src/modules/math/midCartesian.js
index e6f7a81f..680ee99c 100644
--- a/src/modules/math/midCartesian.js
+++ b/src/modules/math/midCartesian.js
@@ -5,8 +5,5 @@
 import { Cesium } from '../../namespace'
 
 export default function midCartesian(start, end) {
-  let c1 = Cesium.Ellipsoid.WGS84.cartesianToCartographic(start)
-  let c2 = Cesium.Ellipsoid.WGS84.cartesianToCartographic(end)
-  let cm = new Cesium.EllipsoidGeodesic(c1, c2).interpolateUsingFraction(0.5)
-  return Cesium.Ellipsoid.WGS84.cartographicToCartesian(cm)
+  return Cesium.Cartesian3.midpoint(start, end, new Cesium.Cartesian3())
 }
diff --git a/src/modules/measure/draw/DrawPolygon.js b/src/modules/measure/draw/DrawPolygon.js
index d36a6e56..162a60d3 100644
--- a/src/modules/measure/draw/DrawPolygon.js
+++ b/src/modules/measure/draw/DrawPolygon.js
@@ -22,7 +22,9 @@ class DrawPolygon extends Draw {
         ...this._style,
         hierarchy: new Cesium.CallbackProperty(() => {
           if (this._positions.length > 2) {
-            return new Cesium.PolygonHierarchy(this._positions)
+            return new Cesium.PolygonHierarchy(
+              this._positions.map((item) => item.clone())
+            )
           } else {
             return null
           }
diff --git a/src/modules/measure/type/DistanceSurface.js b/src/modules/measure/type/DistanceSurface.js
index 162b7f84..c361bb24 100644
--- a/src/modules/measure/type/DistanceSurface.js
+++ b/src/modules/measure/type/DistanceSurface.js
@@ -108,10 +108,6 @@ class DistanceSurface extends MeasureBase {
    */
   start(measure, options) {
     this._startHook(measure, options)
-    this._startLabel.label.heightReference =
-      Cesium.HeightReference.CLAMP_TO_GROUND
-    this._resultLabel.label.heightReference =
-      Cesium.HeightReference.CLAMP_TO_GROUND
     new DrawPolyline({
       material: options.material || Cesium.Color.YELLOW.withAlpha(0.6),
       depthFailMaterial: